CN205194511U - DC capacitor's shell structure - Google Patents
DC capacitor's shell structure Download PDFInfo
- Publication number
- CN205194511U CN205194511U CN201521010944.3U CN201521010944U CN205194511U CN 205194511 U CN205194511 U CN 205194511U CN 201521010944 U CN201521010944 U CN 201521010944U CN 205194511 U CN205194511 U CN 205194511U
- Authority
- CN
- China
- Prior art keywords
- casing
- aluminum hull
- groove
- diameter
- draw
- 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
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 230000001808 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
Abstract
The utility model discloses a DC capacitor's shell structure, including 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 go up the casing and has offered hollow structure with the inside of lower casing, offered connection slot on last casing, connection slot lies in the port department of casing, and connection slot includes left draw -in groove and right draw -in groove, left side draw -in groove and right draw -in groove symmetric distribution are on the medial surface of last casing, 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.
Description
Technical field
The utility model relates to capacitor area, specifically, is related specifically to a kind of shell structure 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 shell structure of direct current capacitor, to solve the problem.
The technical problem that the utility model solves can realize by the following technical solutions:
A shell structure for direct current capacitor, 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, hollow structure is offered in the inside of described upper shell and lower house, upper shell offers connection draw-in groove, described Connection Card slot is in the port of upper shell, connect draw-in groove and comprise left draw-in groove and right draw-in groove, described left draw-in groove and right draw-in groove are symmetrically distributed on the medial surface of upper shell; 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, be provided with hollow structure 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.
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 the performance parameter of the shell structure for direct current capacitor, reducing its cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shell structure of direct current capacitor described in the utility model.
Number in the figure illustrates: hollow plastic shell 1, aluminum hull 2, upper shell 3, lower house 4, connection draw-in groove 5, hierarchic structure 6.
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, the shell structure of a kind of direct current capacitor described in the utility model, comprises hollow plastic shell 1 and aluminum hull 2.
Described hollow plastic shell 1 comprises cylindrical housings, cylindrical housings comprises upper shell 3 and the lower house 4 of one connection, hollow structure is offered in the inside of described upper shell 3 and lower house 4, upper shell 3 offers and connects draw-in groove 5, described connection draw-in groove 5 is positioned at the port of upper shell 3, connect draw-in groove 5 and comprise left draw-in groove and right draw-in groove, described left draw-in groove and right draw-in groove are symmetrically distributed on the medial surface of upper shell 3; The diameter of described upper shell 3 is greater than the diameter of lower house 4, forms hierarchic structure 6 in the junction of upper shell 3 and lower house 4;
Described aluminum hull 2 is cylindrical, the diameter of aluminum hull 2 is greater than the diameter of lower house 4 and is less than the diameter of upper shell 3, be provided with hollow structure in the inside of aluminum hull 2, the upper end end sleeve of described aluminum hull 2 is loaded on the outside of lower house 4, and the upper end end face of aluminum hull 2 is connected with described hierarchic structure 6 is spacing.
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 shell structure for direct current capacitor, is characterized in that: comprise 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, hollow structure is offered in the inside of described upper shell and lower house, upper shell offers connection draw-in groove, described Connection Card slot is in the port of upper shell, connect draw-in groove and comprise left draw-in groove and right draw-in groove, described left draw-in groove and right draw-in groove are symmetrically distributed on the medial surface of upper shell; 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, be provided with hollow structure 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521010944.3U CN205194511U (en) | 2015-12-08 | 2015-12-08 | DC capacitor's shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521010944.3U CN205194511U (en) | 2015-12-08 | 2015-12-08 | DC capacitor's shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205194511U true CN205194511U (en) | 2016-04-27 |
Family
ID=55787479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521010944.3U Expired - Fee Related CN205194511U (en) | 2015-12-08 | 2015-12-08 | DC capacitor's shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205194511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831745A (en) * | 2018-05-23 | 2018-11-16 | 苏州宏泉高压电容器有限公司 | A kind of novel high-pressure ceramic capacitor insulation suit shell |
-
2015
- 2015-12-08 CN CN201521010944.3U patent/CN205194511U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831745A (en) * | 2018-05-23 | 2018-11-16 | 苏州宏泉高压电容器有限公司 | A kind of novel high-pressure ceramic capacitor insulation suit shell |
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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 |