CN109755023B - Modularized capacitor bank device - Google Patents
Modularized capacitor bank device Download PDFInfo
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- CN109755023B CN109755023B CN201910095153.1A CN201910095153A CN109755023B CN 109755023 B CN109755023 B CN 109755023B CN 201910095153 A CN201910095153 A CN 201910095153A CN 109755023 B CN109755023 B CN 109755023B
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- capacitors
- connecting piece
- capacitor
- fixing
- capacitance
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- 239000003990 capacitor Substances 0.000 title claims abstract description 109
- 238000003466 welding Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention discloses a modularized capacitor bank device which comprises a plurality of first capacitors, a plurality of second capacitors, a fixing piece, a first connecting piece, a second connecting piece, a grounding terminal and a shell, wherein the plurality of first capacitors and the plurality of second capacitors are arranged in the shell, the fixing piece is arranged at the upper part of the first capacitors, the first connecting piece is connected with the first capacitors, the second capacitors and the fixing piece, the second connecting piece is connected with the first capacitors, the second capacitors and the fixing piece, and the grounding terminal is connected with the second capacitors and stretches out of the shell. Through the mode, the modularized capacitor bank device can be used by assembling a plurality of capacitors into a whole, so that the mutual influence of connection errors between the capacitors and other components is prevented, the modularized design of the device is ensured, the assembly and the assembly are easy, and the stable operation of the frequency converter can be ensured.
Description
Technical Field
The invention relates to the technical field of capacitor assemblies, in particular to a modularized capacitor bank device.
Background
A capacitor, which is a device for accommodating electric charges, is one of electronic components used in a large number in electronic devices. The capacitor is widely applied to the aspects of blocking and direct-current communication, coupling, bypass, filtering, tuning loop, energy conversion, control and the like in a circuit. Along with the daily and monthly variation of electronic information technology, the industrial automation degree is continuously improved, and the frequency converter is also widely applied. The capacitance is an important component of the frequency converter and the corresponding demand increases. However, the existing capacitors are connected singly or with other components, so that the connection is disordered, errors are easy to occur, and the capacitors are inconvenient to use.
Disclosure of Invention
The invention mainly solves the technical problem of providing a modularized capacitor bank device with good application effect.
In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides a modularization capacitance group device, including first electric capacity, second electric capacity, mounting, first connecting piece, second connecting piece, earthing terminal and shell, first electric capacity is a plurality of, a plurality of first electric capacities with the second electric capacity is arranged in the shell, the mounting is arranged in the upper portion of first electric capacity, first connecting piece with first electric capacity second electric capacity with the mounting is connected, the second connecting piece with first electric capacity second electric capacity with the mounting is connected, earthing terminal with the second electric capacity links to each other and stretches out the shell.
In a preferred embodiment of the present invention, the fixing member includes a fixing protrusion protruding from both sides of the fixing plate, a fixing plate, and a connection protrusion located at an upper portion of the fixing plate.
In a preferred embodiment of the invention, the top side of the housing is provided with a protruding groove, and the fixing projection on the fixing member protrudes into the protruding groove of the housing.
In a preferred embodiment of the present invention, the first capacitor is a thin film capacitor, and the second capacitor is a safety capacitor.
In a preferred embodiment of the present invention, the fixing member is made of an insulating material, and the first connecting member and the second connecting member are made of copper.
In a preferred embodiment of the present invention, the first connection member includes a first capacitor connection member, a connection plate, a first bonding pad, and a first extension connection member, where the first capacitor connection member is connected to a side surface of the first capacitor, the connection plate is disposed adjacent to the fixing member, the first extension connection member extends out of the connection plate and is connected to the second capacitor, the first capacitor connection member is disposed parallel to the first bonding pad, the first capacitor connection member, the first bonding pad, and the connection plate are disposed vertically, and the first extension connection member and the connection plate are connected in the same plane.
In a preferred embodiment of the present invention, the second connection member includes a second capacitor connection member, a second bonding pad, and a second extension connection member, the second capacitor connection member is connected to a side surface of the first capacitor, the second bonding pad is located at an upper portion of the second capacitor connection member and connected to the second capacitor connection member, and the second extension connection member extends out of the second connection member and is connected to the second capacitor.
In a preferred embodiment of the present invention, a pin is disposed on the second capacitor, and the first connection member, the second connection member and the second capacitor are connected by resistance welding.
In a preferred embodiment of the present invention, the ground terminal and the second capacitor are connected together by resistance welding.
In a preferred embodiment of the present invention, a plurality of accommodating chambers are provided in the housing, and the first capacitor or the second capacitor is disposed in each accommodating chamber.
The beneficial effects of the invention are as follows: the modularized capacitor group device can be used by assembling a plurality of capacitors into a whole, so that the mutual influence of connection errors between the capacitors and other components is prevented, the modularized design of the device is ensured, the assembly and the assembly are easy, and the stable operation of the frequency converter can be ensured.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic diagram of a modular capacitor bank apparatus according to a preferred embodiment of the present invention;
fig. 2 is an assembled view of the modular capacitor bank apparatus of fig. 1.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, a modularized capacitor assembly device is provided, which includes a first capacitor 1, a second capacitor 2, a fixing member, a first connecting member, a second connecting member, a ground terminal 3 and a housing 4. The first capacitors 1 are a plurality of, and the first capacitors 1 and the second capacitors 2 are arranged in the shell 4. A plurality of accommodating cavities are arranged in the shell 4. Typically, the second capacitor 2 is disposed at one end of the housing, and then the plurality of first capacitors 1 are sequentially arranged. Each accommodating cavity is provided with a capacitor, so that the first capacitor 1 and the second capacitor 2 can be fixed to a certain extent, and the capacitors are prevented from being poured out when being arranged in the shell 4. The first capacitor 1 is a thin film capacitor, and the second capacitor 2 is a safety capacitor. The safety capacitor is a safe capacitor which can not cause electric shock and endanger personal safety after the capacitor fails, and is used in a power filter to play a role in power filtering, and has very good effects on common mode interference and differential mode interference.
The fixing piece is arranged on the upper part of the first capacitor 1. The fixing piece comprises a fixing protrusion 5, a fixing plate 6 and a connecting protrusion 7, wherein the fixing protrusion 5, the fixing plate 6 and the connecting protrusion 7 are integrally formed and can be formed by pouring through a die. The fixing piece is made of insulating materials, and has good insulating effect on the first capacitor 1, the first connecting piece and the second connecting piece. The fixing protrusions 5 extend out of two sides of the fixing plate 6, protruding grooves 8 are formed in the side face of the top of the shell 4, the fixing protrusions 5 on the fixing pieces extend into the protruding grooves 8 of the shell 4, and the fixing pieces, the first connecting pieces and the second connecting pieces can be integrally and well fixed on the shell 4 through the design. The connection protrusion 7 is located at an upper portion of the fixing plate 6.
The first connecting piece includes first electric capacity connecting piece 11, connecting plate 10, first pad 9 and first connecting piece 12 that stretches out, first electric capacity connecting piece 11 connecting plate 10 first pad 9 with first connecting piece 12 that stretches out is integrated into one piece setting, can pour through the mould and form. The first capacitor connecting piece 11 with the side of first electric capacity 1 is connected through the welding, connecting plate 10 with fixed plate 6 on the mounting sets up adjacently, first stretch out connecting piece 12 stretch out connecting plate 10 and with second electric capacity 2 is connected, first capacitor connecting piece 11 with first pad 9 parallel arrangement, first capacitor connecting piece 11 first pad 9 with connecting plate 10 sets up perpendicularly, first stretch out connecting piece 12 with connecting plate 10 is connected at the coplanar. The connecting protrusion 7 is provided with a through hole, the first bonding pad 9 can extend into the connecting protrusion 7, and the first bonding pad 9 extends out of the through hole on the connecting protrusion 7. The first connecting piece is made of copper, and has a very good conductive effect. The first pads 9 can be easily connected to other components.
The second connecting piece comprises a second capacitance connecting piece 13, a second bonding pad 14 and a second extending connecting piece 15, wherein the second capacitance connecting piece 13, the second bonding pad 14 and the second extending connecting piece 15 are integrally formed, and can be formed by pouring through a die. The second capacitor connecting piece 13 is connected with the side surface of the first capacitor 1, the second bonding pad 14 is located at the upper portion of the second capacitor connecting piece 13 and connected with the second capacitor connecting piece 13, and the second extending connecting piece 15 extends out of the second connecting piece and is connected with the second capacitor 2. The connecting protrusion 7 is provided with a through hole, the second bonding pad 14 may extend into the connecting protrusion 7, and the second bonding pad 14 extends from the through hole of the connecting protrusion 7. The second connecting piece is made of copper, and has a very good conductive effect. The second pads 14 can be easily connected to other components.
The second capacitor 2 is provided with a pin 16, the first connecting piece, the second connecting piece and the second capacitor 2 are connected through resistance welding, and the grounding terminal 3 and the second capacitor 2 are connected through resistance welding. The adoption of resistance welding does not need filling metal, has high productivity, small deformation of weldments and easy realization of automation. The ground terminal 3 is L-shaped, and the ground terminal 3 is provided to protrude from the housing 4.
The beneficial effects of the invention are as follows:
1. the modularized capacitor bank device can be used for assembling a plurality of capacitors into a whole, so that mutual influence of the capacitors and other components due to connection errors is prevented;
2. the modularized capacitor bank device ensures the modularized design of the device, is easy to assemble and assemble, and can ensure the stable operation of the frequency converter.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.
Claims (5)
1. The modularized capacitor bank device is characterized by comprising a plurality of first capacitors, a plurality of second capacitors, a fixing piece, a first connecting piece, a second connecting piece, a grounding terminal and a shell, wherein the plurality of first capacitors and the second capacitors are arranged in the shell, the fixing piece is arranged at the upper part of the first capacitors, the first connecting piece is connected with the first capacitors, the second capacitors and the fixing piece, the second connecting piece is connected with the first capacitors, the second capacitors and the fixing piece, the grounding terminal is connected with the second capacitors and stretches out of the shell, the first capacitors are thin film capacitors, and the second capacitors are safety capacitors;
the fixing piece comprises fixing protrusions, a fixing plate and connecting protrusions, the fixing protrusions extend out of two sides of the fixing plate, the connecting protrusions are located on the upper portion of the fixing plate, protruding grooves are formed in the side face of the top of the shell, and the fixing protrusions on the fixing piece extend into the protruding grooves of the shell;
the first connecting piece comprises a first capacitance connecting piece, a connecting plate, a first bonding pad and a first extending connecting piece, wherein the first capacitance connecting piece is connected with the side face of the first capacitance, the connecting plate is arranged adjacent to the fixing piece, the first extending connecting piece extends out of the connecting plate and is connected with the second capacitance, the first capacitance connecting piece is arranged in parallel with the first bonding pad, the first capacitance connecting piece, the first bonding pad and the connecting plate are vertically arranged, and the first extending connecting piece and the connecting plate are connected on the same plane;
the second connecting piece comprises a second capacitance connecting piece, a second bonding pad and a second extending connecting piece, the second capacitance connecting piece is connected with the side face of the first capacitance, the second bonding pad is positioned at the upper part of the second capacitance connecting piece and is connected with the second capacitance connecting piece, and the second extending connecting piece extends out of the second connecting piece and is connected with the second capacitance;
the connecting protrusion is provided with a through hole, the second bonding pad stretches into the connecting protrusion, the second bonding pad stretches out of the through hole in the connecting protrusion, the first bonding pad stretches into the connecting protrusion, and the first bonding pad stretches out of the through hole in the connecting protrusion.
2. The modular capacitor bank apparatus of claim 1, wherein the fixture is an insulating material and the first and second connectors are copper.
3. The modular capacitor bank apparatus of claim 1, wherein pins are provided on the second capacitor, and wherein the first connector, the second connector, and the second capacitor are resistance welded.
4. The modular capacitor bank apparatus of claim 1, wherein the ground terminal and the second capacitor are connected together by resistance welding.
5. The modular capacitor bank apparatus of claim 1, wherein a plurality of receiving cavities are provided in the housing, each receiving cavity having the first capacitor or the second capacitor disposed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095153.1A CN109755023B (en) | 2019-01-31 | 2019-01-31 | Modularized capacitor bank device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095153.1A CN109755023B (en) | 2019-01-31 | 2019-01-31 | Modularized capacitor bank device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109755023A CN109755023A (en) | 2019-05-14 |
| CN109755023B true CN109755023B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910095153.1A Active CN109755023B (en) | 2019-01-31 | 2019-01-31 | Modularized capacitor bank device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109755023B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102197579A (en) * | 2008-10-29 | 2011-09-21 | 日立汽车系统株式会社 | Power conversion device |
| CN104966616A (en) * | 2015-05-27 | 2015-10-07 | 安徽赛福电子有限公司 | Electric automobile smooth capacitor |
| CN205509886U (en) * | 2016-04-11 | 2016-08-24 | 珠海英搏尔电气股份有限公司 | AC motor control ware and capacitor array |
| CN106133858A (en) * | 2014-04-01 | 2016-11-16 | 株式会社安川电机 | Capacitor cover and power inverter |
| KR101733417B1 (en) * | 2015-11-03 | 2017-05-24 | 주식회사 뉴인텍 | Molding Type Capacitor Housing |
| CN108565117A (en) * | 2018-02-07 | 2018-09-21 | 无锡宸瑞新能源科技有限公司 | A kind of thin film capacitor for electric vehicle of integrated EMC schemes |
| CN209374278U (en) * | 2019-01-31 | 2019-09-10 | 德威(苏州)新能源有限公司 | A kind of modularization capacitor group device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012005622B4 (en) * | 2012-03-22 | 2022-03-10 | Sew-Eurodrive Gmbh & Co Kg | circuit arrangement |
-
2019
- 2019-01-31 CN CN201910095153.1A patent/CN109755023B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102197579A (en) * | 2008-10-29 | 2011-09-21 | 日立汽车系统株式会社 | Power conversion device |
| CN103856032A (en) * | 2008-10-29 | 2014-06-11 | 日立汽车系统株式会社 | Capacitor module |
| CN106133858A (en) * | 2014-04-01 | 2016-11-16 | 株式会社安川电机 | Capacitor cover and power inverter |
| CN104966616A (en) * | 2015-05-27 | 2015-10-07 | 安徽赛福电子有限公司 | Electric automobile smooth capacitor |
| KR101733417B1 (en) * | 2015-11-03 | 2017-05-24 | 주식회사 뉴인텍 | Molding Type Capacitor Housing |
| CN205509886U (en) * | 2016-04-11 | 2016-08-24 | 珠海英搏尔电气股份有限公司 | AC motor control ware and capacitor array |
| CN108565117A (en) * | 2018-02-07 | 2018-09-21 | 无锡宸瑞新能源科技有限公司 | A kind of thin film capacitor for electric vehicle of integrated EMC schemes |
| CN209374278U (en) * | 2019-01-31 | 2019-09-10 | 德威(苏州)新能源有限公司 | A kind of modularization capacitor group device |
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| Publication number | Publication date |
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| CN109755023A (en) | 2019-05-14 |
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