CN205194501U - DC capacitor - Google Patents

DC capacitor Download PDF

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Publication number
CN205194501U
CN205194501U CN201521010903.4U CN201521010903U CN205194501U CN 205194501 U CN205194501 U CN 205194501U CN 201521010903 U CN201521010903 U CN 201521010903U CN 205194501 U CN205194501 U CN 205194501U
Authority
CN
China
Prior art keywords
aluminum hull
diameter
casing
substrate
lower house
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.)
Expired - Fee Related
Application number
CN201521010903.4U
Other languages
Chinese (zh)
Inventor
章小勇
吴鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Techcap Capacitor Inc
Original Assignee
Techcap Capacitor Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Techcap Capacitor Inc filed Critical Techcap Capacitor Inc
Priority to CN201521010903.4U priority Critical patent/CN205194501U/en
Application granted granted Critical
Publication of CN205194501U publication Critical patent/CN205194501U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a DC capacitor, including core subassembly and shells assembly, the core subassembly includes the core the welding has a plurality of copper sheets and heat shrinkage bush on the core, the core unit mount is in shells assembly, shells assembly includes hollow shell and the aluminum hull moulded, the hollow shell of moulding includes cylindrical casing, last casing that cylindrical casing includes a body coupling and casing down, the diameter of going up the casing is greater than the diameter of casing down, in the junction component hierarchic structure of last casing under with, the aluminum hull is cylindrical, and the diameter of aluminum hull is greater than the diameter of casing down and is lighter than the diameter of casing, is equipped with hollow structure in the inside of aluminum hull, the outside of the upper end tip suit of aluminum hull casing under in, and the upper end terminal surface of aluminum hull with the spacing connection of hierarchic structure, position sleeve under the internally mounted of aluminum hull has, the core subassembly is installed in shells assembly through lower position sleeve.

Description

A kind of direct current capacitor
Technical field
The utility model relates to capacitor area, specifically, is related specifically to a kind of direct current capacitor.
Background technology
High-voltage capacitor, as the main prototype part of Active PFC and reactive power compensation, obtains and applies more and more widely in electric power system, also has higher requirement to the electric property of capacitor simultaneously.
Utility model content
The purpose of this utility model is for deficiency of the prior art, to provide a kind of direct current capacitor, to solve the problem.
The technical problem that the utility model solves can realize by the following technical solutions:
A kind of direct current capacitor, comprises core assembly and housing unit;
Described core assembly comprises fuse, and described fuse is welded with some copper sheets and heat-shrinkable T bush;
Described core assembly is installed in housing unit, described housing unit comprises hollow plastic shell and aluminum hull, described hollow plastic shell comprises cylindrical housings, cylindrical housings comprises upper shell and the lower house of one connection, the diameter of described upper shell is greater than the diameter of lower house, forms hierarchic structure in the junction of upper shell and lower house;
Described aluminum hull is cylindrical, the diameter of aluminum hull is greater than the diameter of lower house and is less than the diameter of upper shell, hollow structure is provided with in the inside of aluminum hull, the upper end end sleeve of described aluminum hull is loaded on the outside of lower house, and the upper end end face of aluminum hull is connected with described hierarchic structure is spacing, be provided with lower positioning sleeve in the inside of aluminum hull, described core assembly is installed in housing unit by lower positioning sleeve;
At described hollow plastic shell, location-plate is installed, the main body of described location-plate comprises substrate, the left and right side of described substrate is for being connected the spacing cambered surface of locating with hollow plastic shell, some support columns are provided with in the bottom surface of described substrate, the end of support column is connected with substrate by integral structure, installing hole is provided with in the inside region of support column, described installing hole runs through substrate, the other end of installing hole extends the fairlead forming annular vertically, and described location-plate is encapsulated by epoxy plate and insulation diaphragm and hollow plastic shell.
Compared with prior art, the beneficial effects of the utility model are as follows:
Structure is simple, designs ingenious, by adopting brand-new structural design, improving useful life and the performance parameter of direct current capacitor, reducing its cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of direct current capacitor described in the utility model.
Number in the figure illustrates: fuse 1, copper sheet 2, heat-shrinkable T bush 3, hollow plastic shell 4, aluminum hull 5, location-plate 6, epoxy plate 7.
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
See Fig. 1, a kind of direct current capacitor described in the utility model, comprises fuse 1 assembly and housing unit;
Described fuse 1 assembly comprises fuse 1, and described fuse 1 is welded with some copper sheets 2 and heat-shrinkable T bush 3.
Described fuse 1 assembly is installed in housing unit, described housing unit comprises hollow plastic shell 4 and aluminum hull 5, described hollow plastic shell 4 comprises cylindrical housings, cylindrical housings comprises upper shell and the lower house of one connection, the diameter of described upper shell is greater than the diameter of lower house, forms hierarchic structure in the junction of upper shell and lower house;
Described aluminum hull 5 is cylindrical, the diameter of aluminum hull 5 is greater than the diameter of lower house and is less than the diameter of upper shell, hollow structure is provided with in the inside of aluminum hull 5, the upper end end sleeve of described aluminum hull 5 is loaded on the outside of lower house, and the upper end end face of aluminum hull 5 is connected with described hierarchic structure is spacing, be provided with lower positioning sleeve in the inside of aluminum hull 5, described fuse 1 assembly is installed in housing unit by lower positioning sleeve;
At described hollow plastic shell 4, location-plate 6 is installed, the main body of described location-plate 6 comprises substrate, the left and right side of described substrate is for being connected the spacing cambered surface of locating with hollow plastic shell 4, some support columns are provided with in the bottom surface of described substrate, the end of support column is connected with substrate by integral structure, installing hole is provided with in the inside region of support column, described installing hole runs through substrate, the other end of installing hole extends the fairlead forming annular vertically, and described location-plate 6 is encapsulated by epoxy plate 7 and insulation diaphragm and hollow plastic shell 4.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (1)

1. a direct current capacitor, is characterized in that: comprise core assembly and housing unit;
Described core assembly comprises fuse, and described fuse is welded with some copper sheets and heat-shrinkable T bush;
Described core assembly is installed in housing unit, described housing unit comprises hollow plastic shell and aluminum hull, described hollow plastic shell comprises cylindrical housings, cylindrical housings comprises upper shell and the lower house of one connection, the diameter of described upper shell is greater than the diameter of lower house, forms hierarchic structure in the junction of upper shell and lower house;
Described aluminum hull is cylindrical, the diameter of aluminum hull is greater than the diameter of lower house and is less than the diameter of upper shell, hollow structure is provided with in the inside of aluminum hull, the upper end end sleeve of described aluminum hull is loaded on the outside of lower house, and the upper end end face of aluminum hull is connected with described hierarchic structure is spacing, be provided with lower positioning sleeve in the inside of aluminum hull, described core assembly is installed in housing unit by lower positioning sleeve;
At described hollow plastic shell, location-plate is installed, the main body of described location-plate comprises substrate, the left and right side of described substrate is for being connected the spacing cambered surface of locating with hollow plastic shell, some support columns are provided with in the bottom surface of described substrate, the end of support column is connected with substrate by integral structure, installing hole is provided with in the inside region of support column, described installing hole runs through substrate, the other end of installing hole extends the fairlead forming annular vertically, and described location-plate is encapsulated by epoxy plate and insulation diaphragm and hollow plastic shell.
CN201521010903.4U 2015-12-08 2015-12-08 DC capacitor Expired - Fee Related CN205194501U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521010903.4U CN205194501U (en) 2015-12-08 2015-12-08 DC capacitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521010903.4U CN205194501U (en) 2015-12-08 2015-12-08 DC capacitor

Publications (1)

Publication Number Publication Date
CN205194501U true CN205194501U (en) 2016-04-27

Family

ID=55787469

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521010903.4U Expired - Fee Related CN205194501U (en) 2015-12-08 2015-12-08 DC capacitor

Country Status (1)

Country Link
CN (1) CN205194501U (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160427

Termination date: 20201208