CN109148153A - Capacitor installation structure - Google Patents
Capacitor installation structure Download PDFInfo
- Publication number
- CN109148153A CN109148153A CN201810863345.8A CN201810863345A CN109148153A CN 109148153 A CN109148153 A CN 109148153A CN 201810863345 A CN201810863345 A CN 201810863345A CN 109148153 A CN109148153 A CN 109148153A
- Authority
- CN
- China
- Prior art keywords
- capacitor
- slot
- mounting plate
- installation
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 115
- 238000009434 installation Methods 0.000 title claims abstract description 85
- 238000009413 insulation Methods 0.000 claims abstract description 22
- 125000006850 spacer group Chemical group 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 229910052736 halogen Inorganic materials 0.000 claims 1
- 150000002367 halogens Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 5
- 239000002360 explosive Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/02—Mountings
- H01G2/04—Mountings specially adapted for mounting on a chassis
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The invention discloses a kind of capacitor installation structures, including mounting plate, are provided with multiple installation positioning through slots thereon, and installation positioning through slot is removably installed on the installation positioning through slot of mounting plate for installing capacitor, capacitor；Capacitor, the side of capacitor are fixedly connected with the connecting rod for connecting with the mounting plate, and connecting rod is through installation positioning through slot and can slide along installation positioning through slot；Capacitor is positioned on through slot by nut tightening in installation using connecting rod thereon；Insulation spacer, insulation spacer cover in the connecting rod, are placed between the capacitor and the mounting plate creepage distance increased between each capacitor.Its size for not increasing mounting plate, and the mechanical strength without reducing mounting plate can improve as much as possible the electric property of component under the limitation of structure space.
Description
Technical field
The present invention relates to a kind of capacitor installation structures, belong to Electric Power Automation Equipment technical field.
Background technique
Existing capacitance module structure mostly uses greatly connecting method or pulls drawer type.Using the splicing of multiple capacitance modules
Mode, this mode not only dismount complex steps, but also occupy biggish space, all do not have on assembly precision and maintainability
Advantage.It is using the mounting means for pulling drawer type, the structures such as reactor, contactor or thyristor module, vertical bus bar are complete
Portion is set in same module, needs integrally to detach module in maintenance, maintenance is not convenient and fast, and element exists
Irregular arrangement, internal structure are in disorder unsightly in module.In the case where meeting this necessary condition of creepage distance, existing capacitor mould
There are mainly two types of block structure design methods, and a kind of design method is the arrangement distance increased between each capacitor, climbs electricity to meet
The requirement of distance, such design is so that capacitor mounting plates structure becomes very big, capacitor assembly overall structure occupied space
It greatly increases；Another design method is to open hole on a mounting board, and capacitor is mounted on mounting plate by fasteners such as screws
Through hole, the structural strength of such structure, mounting plate will weaken significantly, it is contemplated that the weight of capacitor is larger, Wu Fapai
Arrange more capacitor.
Summary of the invention
The technical problems to be solved by the present invention are: a kind of capacitor installation structure is overcome the deficiencies of the prior art and provide, with
Increase the creepage distance between capacitor and capacitor.
In order to solve the above-mentioned technical problem, the technical scheme is that a kind of capacitor installation structure, including
Mounting plate is provided with multiple installation positioning through slots thereon, and for installation positioning through slot for installing capacitor, capacitor is removable
It is installed on unloading on the installation positioning through slot of mounting plate；
Capacitor, the side of capacitor are fixedly connected with the connecting rod for connecting with the mounting plate, and connecting rod runs through
The installation positions through slot and can be along installation positioning through slot sliding；Capacitor is being pacified using connecting rod thereon by nut tightening
It sets on a through slot；
Insulation spacer, insulation spacer cover in the connecting rod, are placed between the capacitor and the mounting plate to increase
Add the creepage distance between each capacitor.
Further, the side backwards to capacitor of the installation positioning through slot is provided with circular groove, and circular groove is used for
The installation site of Aligning Capacitor is further sleeved with dish-like spring washer in the connecting rod of the capacitor, when the fixation capacitor in
When on mounting plate, dish-like spring washer is placed in the circular groove, passes through the cooperation Aligning Capacitor of dish-like spring washer and circular groove
Installation site.
Further, a ring shape deep gouge is laid on the mounting plate, around each installation positioning through slot, deep gouge
Quantity is identical as the installation positioning quantity of through slot, and installation positioning through slot is located in the range of corresponding deep gouge draws a circle to approve.
Further, the deep gouge is in kidney-shaped on the whole, and the range that deep gouge is drawn a circle to approve is greater than the size of the insulation spacer.
Further, the connecting rod has external screw thread, and the nut is cover type nut, and cover type nut is tightened on connecting rod
On, so that capacitor is pressed on the insulation spacer.
Further, the mounting plate is rectangular, is passed through by halogen-free flameproof high strength glass cloth laminated board hot-forming.
Using above-mentioned technical proposal, the present invention have the utility model has the advantages that
1) present invention by adding insulation spacer between capacitor and mounting plate, increase capacitor between climb electricity away from
From while increasing the creepage distance between capacitor, not increasing the size of mounting plate, and without reducing mounting plate
Mechanical strength, can under the limitation of structure space, as much as possible improve component electric property.In turn, can expire
Under conditions of the electric property of sufficient component, its bulk is minimized.
2) when dismantling other components, since capacitor can be slided by connecting rod thereon along installation positioning through slot,
The taking-up of component can be hidden by any capacitor along installation positioning through slot sliding, it is easy for assemble or unload quick, work can be improved
Efficiency.
3) capacitor is accurately fixed on mounting plate by butterfly spring washer and nut, meanwhile, butterfly spring washer plays capacitor
Device installation positions and fastens locking effect.
4) a ring shape deep gouge is laid on the mounting plate, around each installation positioning through slot, to increase capacitor
Creepage distance between device.
Detailed description of the invention
Fig. 1 is the explosive view of capacitor installation structure of the invention；
Fig. 2 is the explosive view (bottom views) of capacitor installation structure of the invention；
Fig. 3 is the partial sectional view of capacitor and mounting plate assembly of the invention；
Fig. 4 is the assembling schematic diagram of capacitor and mounting plate of the invention.
Specific embodiment
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail.
Unless not defining, the technical term or scientific term used herein, which is should be in fields of the present invention, to be had
The ordinary meaning that the personage of general technical ability is understood." first " used in the invention patent specification and claims,
" second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different compositions
Part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates that there are at least one.
Present invention address that in the application of Electric Power Automation Equipment technical field, the especially capacitance group of powerful device
Assembling structure, focus on its fixing device for installing be able to achieve dismounting quickly, processing cost is low, intensity is high and installation is reliable.The present invention can
As a module entirety, it is mounted as a whole on Electric Power Automation Equipment.
As shown in Figures 1 to 4, a kind of capacitor installation structure is integrally attached to Electric Power Automation Equipment as a component
Main frame on, including mounting plate 1, capacitor 2 and pad insulation spacer 3 between, insulation spacer 3 is for increasing each electricity
Creepage distance between container.
Mounting plate 1 is fixed on the main frame of Electric Power Automation Equipment by fastener 4.Multiple peaces are provided on mounting plate 1
A through slot 11 is set, the present embodiment on mounting plate 1 for being arranged 16 installations and position through slot 11.Installation positioning through slot 11 is used
In installation capacitor 2, capacitor 2 is removably installed on the installation positioning through slot 11 of mounting plate 1.Installation positioning through slot 11 is excellent
It is selected as the through slot of strip, so that capacitor 2 can be slided along installation positioning through slot 11, to adjust capacitor 2 on mounting plate 1
Position.The shape of installation positioning through slot 11 can also use arc-shaped slot or curved shape through slot in addition to using strip, as long as
Capacitor 2 can be supported to slide on.
In the prior art, it opens mounting hole on a mounting board mostly, capacitor is fixed on installation by fasteners such as screws
At the mounting hole of plate.The connection structure of this capacitor and mounting plate has the shortcomings that capacitor locations fixation can not be adjusted, and
And the structural strength of mounting plate can be weakened significantly.The present invention improves the connection structure of capacitor and mounting plate.Capacitor 2
Side be fixedly connected with the connecting rod 21 for connecting with the mounting plate 1, there are two the quantity of connecting rod 21 is preferably provided with,
Can of course be arranged one or three or more.Be arranged multiple connecting rods 21 be conducive to increase capacitor 2 be connected on mounting plate 1
Stability.Certainly, a connecting rod 21, which is arranged, equally can play the role of 2 connection plate 1 of capacitor.Connecting rod 21
Through slot 11 is positioned through the installation and can be slided along installation positioning through slot 11, and connecting rod 21 passes through the one of installation positioning through slot 11
Attaching nut 6 is held, capacitor 2 is tightened on installation positioning through slot 11 using connecting rod 21 thereon by nut 6.Tightening state
Under, capacitor 2 is pressed on installation positioning through slot 11.
3 sets of insulation spacer in the connecting rod 21, are placed between the capacitor 2 and the mounting plate 1 each to increase
Creepage distance between capacitor.In the case where not changing mounting plates structure, add insulation spacer 3 can increase capacitor it
Between creepage distance, better meet electric requirement.Likewise, using insulation spacer 3 is padded between capacitor 2 and mounting plate 1,
It can reduce the distance between capacitor as far as possible under the premise of meeting electric requirement, keep the installation of capacitor more compact,
To reduce space occupied by entire capacitor installation structure, particularly suitable for narrow space, there is barrier above capacitance component
Equipment on use, be also suitable for the installation of multiple capacitors, it is simple in sturcture, ingenious in design.
When dismantling other components, since capacitor 2 can be sliding along installation positioning through slot 11 by connecting rod 21 thereon
It is dynamic, any capacitor 2 can be slided along installation positioning through slot 11, hide the taking-up of component, it is easy for assemble or unload quick, it can mention
High working efficiency.
When carrying out dismounting capacitor 2, it is only necessary to loosen the nut 6 of 1 bottom of mounting plate, take out the butterfly in circular groove 13
Installation positioning through slot 11 of the capacitor 2 on mounting plate 1 can be slid into the space of clear, remove nut 6 by spring washer 5
Afterwards, convenient for the taking-up of capacitor 2.When installation, first capacitor can be positioned on through slot 11 in assembly in installation, then slides in place,
It is not impacted mutually with other components, installation, convenient disassembly.
The present invention by adding insulation spacer 3 between capacitor and mounting plate, increase capacitor between climb electricity away from
From while, do not increase the size of mounting plate 1, and the mechanical strength without reducing mounting plate 1, can be in structure space
Limitation under, as much as possible improve component electric property.In turn, can under conditions of meeting the electric property of component,
Minimize its bulk.
As a preferred embodiment, Fig. 2 shows the relative positional relationships of circular groove 13 and capacitor 2.The installation
The side backwards to capacitor of positioning through slot 11 is provided with circular groove 13, and circular groove 13 is used for the installation of Aligning Capacitor 2
Position, in the present embodiment, the installation positioning through slot 11 of 16 strips is evenly arranged on mounting plate 1, and each installation positioning is led to
The side backwards to capacitor of slot 11 is arranged there are two circular groove 13, corresponds with two connecting rods 21.The capacitor 2
Connecting rod 21 on be further sleeved with dish-like spring washer 5, when the fixation capacitor 2 is when on mounting plate 1, dish-like spring washer 5 is placed in institute
It states in circular groove 13, passes through the installation site of dish-like spring washer 5 and the cooperation Aligning Capacitor 2 of circular groove 13.Dish-like spring washer 5
It covers in connecting rod 21, when fastening capacitor 2, dish-like spring washer 5 is positioned at circular groove 13, and nut 6 screws connecting rod 21, i.e., will
Connecting rod is fixed at the circular groove 13 of installation positioning through slot 11, thus the position of accurate Aligning Capacitor 2.
The present invention also provides another methods for increasing creepage distance.The method is along installation positioning 11 surrounding of through slot setting
The deep gouge 12 of one fixed width and depth, this scheme do not increase the size of capacitor mounting plate, only slightly reduce capacitor mounting plate
Mechanical strength.Specifically, to lay a ring shape on the mounting plate 1, around each installation positioning through slot 11 heavy
The quantity of slot 12, deep gouge 12 is identical as the installation positioning quantity of through slot 11, and the corresponding installation of a deep gouge 12 positions through slot 11,
Each installation positions the mountable capacitor 2 of through slot 11, and installation positioning through slot 11 is located at the range that corresponding deep gouge 12 is drawn a circle to approve
It is interior.One circle deep gouge 12 of setting is used to increase the creepage distance between two neighboring capacitor 2 around installation positioning through slot 11.
The deep gouge 12 is in kidney-shaped on the whole, and the range that deep gouge 12 is drawn a circle to approve is greater than the size of the insulation spacer 3.Also
It is to say, insulation spacer 3 is located in the range of corresponding deep gouge 12 draws a circle to approve.For example, the diameter of insulation spacer 3 is 40mm, deep gouge
The width and length in 12 delineation regions need to be greater than 40mm.Deep gouge 12 has one fixed width and depth, and the width and depth of deep gouge can
It is adjusted according to creepage distance.The another side in mounting plate 1 also can be set in the position of deep gouge 12, i.e., where circular groove 13
Side, meanwhile, also to consider the thickness of mounting plate, the mechanical strength of mounting plate is made also to be able to satisfy requirement.
In the present embodiment, the connecting rod 21 has external screw thread, and the nut 6 is cover type nut, and cover type nut is tightened on
In connecting rod 21, so that capacitor 2 is pressed on the insulation spacer 3.
The mounting plate 1 be it is rectangular, it is with higher by halogen-free flameproof high strength glass cloth laminated board by hot-forming
The advantages that mechanical performance, electric property, halogen-free flame-retardance, arc resistance and proof tracking.
The present invention gives the creepage distance schemes between two kinds of increase capacitors.First method is mounting plate 1 and electricity
Increase insulation spacer 3 between container 2, this scheme not only installs board size without increasing capacitor, but also without reducing capacitor peace
The mechanical strength of loading board；Second method is the racetrack deep gouge along installation positioning 11 surrounding of through slot setting one fixed width and depth
12, this scheme does not increase the size of capacitor mounting plate, only slightly reduces the mechanical strength of mounting plate.Both schemes can
Under the limitation of structure space, the electric property of component is improved as much as possible.
Particular embodiments described above, pair present invention solves the technical problem that, technical scheme and beneficial effects carry out
It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to this
Invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this hair
Within bright protection scope.
Claims (6)
1. a kind of capacitor installation structure, it is characterised in that: including
Mounting plate (1) is provided with multiple installation positioning through slot (11) thereon, and installation positioning through slot (11) is used to install capacitor (2),
Capacitor (2) is removably installed in installation positioning through slot (11) of mounting plate (1)；
Capacitor (2), the side of capacitor (2) are fixedly connected with the connecting rod (21) for connecting with the mounting plate (1), even
Extension bar (21) is through installation positioning through slot (11) and can slide along installation positioning through slot (11)；Capacitor (2) is using thereon
Connecting rod (21) by nut (6) be tightened on installation positioning through slot (11) on；
Insulation spacer (3), insulation spacer (3) cover on the connecting rod (21), are placed in the capacitor (2) and the mounting plate
(1) increase the creepage distance between each capacitor between.
2. capacitor installation structure according to claim 1, it is characterised in that: the electricity backwards of installation positioning through slot (11)
The side of container is provided with circular groove (13), and circular groove (13) is used for the installation site of Aligning Capacitor (2), the capacitor
Dish-like spring washer (5) are further sleeved in the connecting rod (21) of device (2), when the fixation capacitor (2) is when on mounting plate (1), dish
Type spring washer (5) is placed in the circular groove (13), passes through the cooperation Aligning Capacitor of dish-like spring washer (5) and circular groove (13)
(2) installation site.
3. capacitor installation structure according to claim 1, it is characterised in that: on the mounting plate (1), along each installation
A ring shape deep gouge (12), the quantity of deep gouge (12) and the quantity of installation positioning through slot (11) are laid around positioning through slot (11)
Identical, installation positioning through slot (11) is located in the range of corresponding deep gouge (12) draws a circle to approve.
4. capacitor installation structure according to claim 3, it is characterised in that: the deep gouge (12) is in kidney-shaped on the whole, is sunk
The range that slot (12) is drawn a circle to approve is greater than the size of the insulation spacer (3).
5. capacitor installation structure according to claim 1, it is characterised in that: the connecting rod has external screw thread, the spiral shell
Female (6) are cover type nut, and cover type nut is tightened on connecting rod (21), so that capacitor (2) is pressed on the insulation spacer (3)
On.
6. capacitor installation structure according to claim 1, it is characterised in that: the mounting plate (1) be it is rectangular, hindered by Halogen
Combustion high strength glass cloth laminated board passes through hot-forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863345.8A CN109148153A (en) | 2018-08-01 | 2018-08-01 | Capacitor installation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863345.8A CN109148153A (en) | 2018-08-01 | 2018-08-01 | Capacitor installation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109148153A true CN109148153A (en) | 2019-01-04 |
Family
ID=64799493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810863345.8A Pending CN109148153A (en) | 2018-08-01 | 2018-08-01 | Capacitor installation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109148153A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111565538A (en) * | 2020-04-10 | 2020-08-21 | 常州博瑞电力自动化设备有限公司 | Shielding case support piece |
| CN113640632A (en) * | 2021-08-11 | 2021-11-12 | 国网陕西省电力公司电力科学研究院 | Method for preventing damping capacitor bracket of converter station from abnormal discharge |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202534521U (en) * | 2012-03-13 | 2012-11-14 | 上海皓月电气有限公司 | Quickly-assembled capacitor with metal shell |
| CN104362445A (en) * | 2014-11-26 | 2015-02-18 | 永固集团股份有限公司 | Vertical splicing and splitting wire clamp |
| CN206116650U (en) * | 2016-10-21 | 2017-04-19 | 安徽华威新能源有限公司 | Integral type insulated terminals seat for power capacitor |
| JP2017092226A (en) * | 2015-11-10 | 2017-05-25 | 株式会社明電舎 | Electrical component attachment structure and power converter |
| CN206461880U (en) * | 2017-02-17 | 2017-09-01 | 中车株洲电力机车研究所有限公司 | A kind of capacitor support meanss |
-
2018
- 2018-08-01 CN CN201810863345.8A patent/CN109148153A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202534521U (en) * | 2012-03-13 | 2012-11-14 | 上海皓月电气有限公司 | Quickly-assembled capacitor with metal shell |
| CN104362445A (en) * | 2014-11-26 | 2015-02-18 | 永固集团股份有限公司 | Vertical splicing and splitting wire clamp |
| JP2017092226A (en) * | 2015-11-10 | 2017-05-25 | 株式会社明電舎 | Electrical component attachment structure and power converter |
| CN206116650U (en) * | 2016-10-21 | 2017-04-19 | 安徽华威新能源有限公司 | Integral type insulated terminals seat for power capacitor |
| CN206461880U (en) * | 2017-02-17 | 2017-09-01 | 中车株洲电力机车研究所有限公司 | A kind of capacitor support meanss |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111565538A (en) * | 2020-04-10 | 2020-08-21 | 常州博瑞电力自动化设备有限公司 | Shielding case support piece |
| CN113640632A (en) * | 2021-08-11 | 2021-11-12 | 国网陕西省电力公司电力科学研究院 | Method for preventing damping capacitor bracket of converter station from abnormal discharge |
| CN113640632B (en) * | 2021-08-11 | 2024-02-20 | 国网陕西省电力公司电力科学研究院 | Method for preventing abnormal discharge of damping capacitor bracket of converter station |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20190104 |