CN110931255B - Bolt type electrolytic capacitor fixing device - Google Patents
Bolt type electrolytic capacitor fixing device Download PDFInfo
- Publication number
- CN110931255B CN110931255B CN201911333655.XA CN201911333655A CN110931255B CN 110931255 B CN110931255 B CN 110931255B CN 201911333655 A CN201911333655 A CN 201911333655A CN 110931255 B CN110931255 B CN 110931255B
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- Prior art keywords
- electrolytic capacitor
- type electrolytic
- capacitor
- arc
- bolt
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- 239000003990 capacitor Substances 0.000 title claims abstract description 107
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/08—Housing; Encapsulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention provides a bolt type electrolytic capacitor fixing device, which is characterized in that a capacitor bracket, a throat hoop and rubber strips are arranged, the rubber strips are wound at two ends of a bolt type electrolytic capacitor and are placed on the capacitor bracket, an arc-shaped bottom support is arranged on the capacitor bracket, grooves are arranged at four corners of the bottom support, the throat hoop penetrates through the grooves at two ends of the capacitor bracket and is pressed on the rubber strips of the bolt type electrolytic capacitor, so that the bolt type electrolytic capacitor is more firmly fixed through the arrangement of the grooves, the rubber strips and the throat hoop, and in addition, the bolt type electrolytic capacitor fixing device can be vertically or horizontally welded on a bottom plate of a machine box through the arrangement of the capacitor bracket, and the vertical and horizontal installation of the bolt type electrolytic capacitor is met.
Description
Technical Field
The invention relates to the technical field of electrolytic capacitor fixing, in particular to a bolt type electrolytic capacitor fixing device.
Background
The bolt type electrolytic capacitor is widely applied to the fields of frequency converters, UPS power supplies, inverters, photovoltaics, military industry and the like, mainly plays a role in filtering, energy conversion, electric energy transmission and the like, and is one of key components.
For the fixation of the bolt electrolytic capacitor, the current fixation method is to provide a snap ring, as shown in fig. 1, which is fixed by screwing. However, the fixing mode is mainly suitable for vertical assembly of the bolt type electrolytic capacitor, and the clamping ring is fixed on one side, so that if the clamping ring shakes, the clamping ring is easily stressed and deformed or the screw is loosened.
Disclosure of Invention
The invention aims to provide a bolt type electrolytic capacitor fixing device, which aims to solve the problems that a bolt type electrolytic capacitor clamping ring is easy to loosen and only can be assembled vertically in the prior art, so that the bolt type electrolytic capacitor is more firmly fixed and can be installed vertically or horizontally.
To achieve the above technical object, the present invention provides a bolt-type electrolytic capacitor fixing device, comprising:
a capacitor bracket, a hose clamp, an adhesive tape and a bolt type electrolytic capacitor;
the capacitor bracket comprises an arc-shaped bottom support for supporting the bolt type electrolytic capacitor, two support columns and two transition connecting pieces for connecting the bottom support and the support columns, wherein the arc-shaped bottom support for supporting the bolt type electrolytic capacitor is provided with grooves at four corners;
rubber strips are wound at two ends of the bolt type electrolytic capacitor and are placed on the capacitor bracket, and the hose clamp penetrates through the grooves at two ends of the capacitor bracket and is pressed on the rubber strips of the bolt type electrolytic capacitor.
Preferably, the fixing device is welded on the chassis bottom plate in a vertical or horizontal mode.
Preferably, the length calculation formula of the arc-shaped bottom support arc length, the single connecting piece arc length and the single support column length of the capacitor bracket is as follows:
L1＝2πR*δ/360
L2＝2πr*(90+δ/2)/360
l1 is the arc length of the arc bottom support, L2 is the arc length of the single connecting piece, and L3+ L4 are the length of the single support column;
r is the radius of the arc-shaped bottom support and is the same as the radius of the bolt type electrolytic capacitor; delta is the angle corresponding to the arc length of the arc bottom support; r is the connector radius; the L4 is the space height of the reserved mounting hose clamp.
Preferably, the arc-shaped bottom support arc length corresponding angle delta is 100 degrees, the radius R of the connecting piece is R/10, and the reserved installation hose clamp space height L4 is 4 mm.
Preferably, the capacitance bracket maximum width Y1 is calculated as follows:
Y1＝L1+2*L2+2(L3+L4)。
preferably, the width of the throat hoop, the width of the rubber strip and the length of the groove are the same.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
compared with the prior art, the bolt-type electrolytic capacitor is more firmly fixed by arranging the groove, the rubber strip and the throat hoop, the bolt-type electrolytic capacitor can be vertically or horizontally welded on a bottom plate of a machine case by setting the capacitor bracket, the throat hoop and the rubber strip, the rubber strips are wound at two ends of the bolt-type electrolytic capacitor and are placed on the capacitor bracket, the arc-shaped bottom support is arranged on the capacitor bracket, the grooves are arranged at four corners of the bottom support, and the throat hoop penetrates through the grooves at two ends of the capacitor bracket and is pressed on the rubber strip of the bolt-type electrolytic capacitor, so that the bolt-type electrolytic capacitor can be vertically and horizontally installed by setting the capacitor bracket.
Drawings
FIG. 1 is a schematic view showing a fixing manner of a bolt type electrolytic capacitor provided in the prior art;
FIG. 2 is a schematic view showing an assembly of a bolt type electrolytic capacitor fixing device provided in an embodiment of the present invention;
FIG. 3 is a three-dimensional view of a capacitor bracket of a bolt-type electrolytic capacitor fastening device according to an embodiment of the present invention;
FIG. 4 is a schematic view showing the expansion of a capacitor holder in a bolt-type electrolytic capacitor fastening device according to an embodiment of the present invention;
the electrolytic capacitor comprises a 1-bolt type electrolytic capacitor, a 2-throat hoop, a 3-adhesive tape and a 4-capacitor bracket.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the invention.
Hereinafter, a bolt type electrolytic capacitor fixing device according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 2, an embodiment of the present invention discloses a bolt-type electrolytic capacitor fixing device, which includes:
capacitor bracket, throat hoop, rubber strip and bolt type electrolytic capacitor.
The capacitor bracket comprises an arc-shaped bottom support for supporting the bolt type electrolytic capacitor, two support columns and two transition connecting pieces for connecting the bottom support and the support columns, wherein the arc-shaped bottom support for supporting the bolt type electrolytic capacitor is provided with grooves at four corners. The rubber strips are wound at two ends of the bolt type electrolytic capacitor, the bolt type electrolytic capacitor wound with the rubber strips is placed on the capacitor bracket, the hose clamp penetrates through the grooves at two ends of the capacitor bracket and is pressed on the rubber strips of the bolt type electrolytic capacitor, the hose clamp is matched with the rubber strips in width, and therefore the hose clamp and the bolt type electrolytic capacitor are fixed through the rubber strips, and deformation is not prone to causing the hose clamp to loosen. The arrangement of the arc-shaped bottom support can be matched with bolt type electrolytic capacitors with different sizes. In addition, the capacitor bracket can be vertically or horizontally welded on a bottom plate of the machine box, so that the vertical and horizontal installation of the bolt type electrolytic capacitor can be met.
The capacitor bracket is preferably made of 5052 aluminum alloy, the throat hoop is preferably made of 304 stainless steel and is standard, the diameter of the throat hoop is matched with the diameter of a capacitor, the adhesive tape is preferably a single-sided adhesive EVA sponge adhesive tape, and the width of the adhesive tape is matched with the width of the throat hoop.
The three views of the capacitor bracket are shown in fig. 3, and the length calculation formulas of the arc-shaped bottom support arc length, the single connecting piece arc length and the single support column length of the capacitor bracket are as follows:
L1＝2πR*δ/360
L2＝2πr*(90+δ/2)/360
l1 is the arc length of the arc bottom support, L2 is the arc length of the single connecting piece, and L3+ L4 are the length of the single support column;
r is the radius of an arc-shaped bottom support, and the radius of a bolt-type electrolytic capacitor is preferably selected; delta is the angle corresponding to the arc length of the arc bottom support, and the preferred angle is 100 degrees; r is the connector radius, preferably R/10; the L4 is the reserved space height of the mounting hose clamp, and is preferably 4 mm.
After the capacitor bracket is unfolded, as shown in fig. 4, the length X1 of the capacitor bracket is smaller than the total length of the bolt-type electrolytic capacitor, and the maximum width Y1 of the capacitor bracket is calculated as follows:
Y1＝L1+2*L2+2(L3+L4)
the groove length of the four corners of the capacitor bracket is X2, the width is Y3, wherein the length X2 of the groove is preferably the width of the hose clamp, the length of the width Y3 can be set according to experience, and the groove can prevent the hose clamp from moving laterally. The length of the groove from the side edge of the nearest capacitor bracket is X3, preferably 2mm, the width of the capacitor bracket at the fixed throat hoop is Y2, and the arc length of the arc bottom bracket is L1.
According to the embodiment of the invention, the capacitor bracket, the hose clamp and the rubber strip are arranged, the rubber strip is wound at two ends of the bolt type electrolytic capacitor and is placed on the capacitor bracket, the arc-shaped bottom support is arranged on the capacitor bracket, the grooves are arranged at four corners of the bottom support, the hose clamp penetrates through the grooves at two ends of the capacitor bracket and is pressed on the rubber strip of the bolt type electrolytic capacitor, so that the bolt type electrolytic capacitor is more firmly fixed through the arrangement of the grooves, the rubber strip and the hose clamp, and in addition, the bolt type electrolytic capacitor can be vertically or horizontally welded on a bottom plate of a machine box through the arrangement of the capacitor bracket, so that the vertical and horizontal installation of the bolt type electrolytic capacitor is met.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A bolt-type electrolytic capacitor securing device, comprising:
a capacitor bracket, a hose clamp, an adhesive tape and a bolt type electrolytic capacitor;
the capacitor bracket comprises an arc-shaped bottom support for supporting the bolt type electrolytic capacitor, two support columns and two transition connecting pieces for connecting the bottom support and the support columns, wherein the arc-shaped bottom support for supporting the bolt type electrolytic capacitor is provided with grooves at four corners;
rubber strips are wound at two ends of the bolt type electrolytic capacitor and are placed on the capacitor bracket, and the hose clamp penetrates through the grooves at two ends of the capacitor bracket and is pressed on the rubber strips of the bolt type electrolytic capacitor;
the length calculation formulas of the arc-shaped bottom support arc length, the single connecting piece arc length and the single support column length of the capacitor bracket are as follows:
L1＝2πR*δ/360
L2＝2πr*(90+δ/2)/360
l1 is the arc length of the arc bottom support, L2 is the arc length of the single connecting piece, and L3+ L4 are the length of the single support column;
r is the radius of the arc-shaped bottom support and is the same as the radius of the bolt type electrolytic capacitor; delta is the angle corresponding to the arc length of the arc bottom support; r is the connector radius; the L4 is the space height of the reserved mounting hose clamp.
2. The bolt-type electrolytic capacitor fixing device as claimed in claim 1, wherein the fixing device is welded to the bottom plate of the cabinet in a vertical or horizontal manner.
3. The bolt-type electrolytic capacitor fixing device as claimed in claim 1, wherein the arc-shaped bottom bracket has an arc length corresponding to an angle δ of 100 degrees, a connector radius R of R/10, and a reserved mounting hose space height L4 of 4 mm.
4. The bolt-type electrolytic capacitor fastening device according to claim 1, wherein the maximum width Y1 of the capacitor bracket is calculated as follows:
Y1＝L1+2*L2+2(L3+L4)。
5. the bolt-type electrolytic capacitor fixing device as claimed in claim 1, wherein the width of the throat band, the width of the rubber strip and the length of the groove are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911333655.XA CN110931255B (en) | 2019-12-23 | 2019-12-23 | Bolt type electrolytic capacitor fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911333655.XA CN110931255B (en) | 2019-12-23 | 2019-12-23 | Bolt type electrolytic capacitor fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110931255A CN110931255A (en) | 2020-03-27 |
| CN110931255B true CN110931255B (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911333655.XA Active CN110931255B (en) | 2019-12-23 | 2019-12-23 | Bolt type electrolytic capacitor fixing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112038088A (en) * | 2020-09-17 | 2020-12-04 | 苏州浪潮智能科技有限公司 | Aluminum electrolytic capacitor bracket applied to server |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1134799C (en) * | 1996-12-11 | 2004-01-14 | 运载器有限公司 | Capacitor cover |
| CN201490834U (en) * | 2009-07-27 | 2010-05-26 | 杭州威仕达机电科技有限公司 | Built-in capacitance limiter |
| CN201663060U (en) * | 2010-02-10 | 2010-12-01 | 如皋市三丰电子有限公司 | Upper film frame of capacitor thin film dividing and cutting machine |
| US8760847B2 (en) * | 2010-11-30 | 2014-06-24 | Pratt & Whitney Canada Corp. | Low inductance capacitor assembly |
| CN202163768U (en) * | 2011-07-15 | 2012-03-14 | 苏州唐峰电器有限公司 | Capacitor bracket |
| CN103187172B (en) * | 2011-12-31 | 2016-03-16 | 山特电子（深圳）有限公司 | Capacitor is fixed and protector |
| CN202549622U (en) * | 2012-04-26 | 2012-11-21 | 深圳市英威腾电气股份有限公司 | Electrolytic capacitor clamping device |
| EP3074991A1 (en) * | 2013-11-29 | 2016-10-05 | Arçelik Anonim Sirketi | Capacitor holder |
| CN204992887U (en) * | 2015-10-08 | 2016-01-20 | 浙江大有机电科技有限公司 | Motor starts electric capacity terminal box |
| US10560003B2 (en) * | 2016-10-21 | 2020-02-11 | Nidec Motor Corporation | Motor having limited lead-end shaft access |
| CN208368354U (en) * | 2018-07-19 | 2019-01-11 | 上海现代电梯制造有限公司 | A kind of variable frequency drives electrolytic capacitor fixing device |
| CN209087587U (en) * | 2019-01-15 | 2019-07-09 | 山东汇科工控技术有限公司 | A kind of electrolytic capacitor fixing device |
| CN109894716B (en) * | 2019-04-09 | 2023-05-16 | 安徽马钢设备检修有限公司 | Air welding repair process and equipment for middle section abrasion of horizontal roll shaft of tire rolling mill |
| CN209729736U (en) * | 2019-06-25 | 2019-12-03 | 株洲中车时代电气股份有限公司 | A kind of converter cabinet and its capacitor fixing device |
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Effective date of registration: 20221121 Address after: No.1677 Kehang Road, Jinan, Shandong 250100 Patentee after: JICHENG ENERGY Co.,Ltd. Address before: No.1677 Kehang Road, high tech Development Zone, Licheng District, Jinan City, Shandong Province, 250100 Patentee before: INTEGRATED ELECTRONIC SYSTEMS LAB Co.,Ltd. |