CN102820131A - Power capacitor - Google Patents
Power capacitor Download PDFInfo
- Publication number
- CN102820131A CN102820131A CN2012103199766A CN201210319976A CN102820131A CN 102820131 A CN102820131 A CN 102820131A CN 2012103199766 A CN2012103199766 A CN 2012103199766A CN 201210319976 A CN201210319976 A CN 201210319976A CN 102820131 A CN102820131 A CN 102820131A
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- capacitor
- support
- capacitor body
- sides
- carriage
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Abstract
The invention relates to a power capacitor, comprising a shell. A capacitor core group is arranged inside the shell; the capacitor core group is divided into a plurality of capacitor core layers; each capacitor core layer is divided into at least two capacitor core rows; a bracket for positioning the capacitor core layers is arranged inside the shell; insulation gas is filled inside the shell; the bracket comprises two cover plates and a connection bracket; positioning bases are arranged on the opposite faces of the two cover plates and at the both sides of the connection bracket; the positioning bases at the both sides of the connection bracket are respectively spliced on the opposite end faces of the two adjacent rows of capacitor cores; and the positioning bases on the both cover plates are respectively spliced on the end faces of the outermost rows of the capacitor cores at the both sides in the capacitor core layers. With the adoption of the technical scheme, the power capacitor has the beneficial effects that the capacitor core group can be fixed well by using the bracket arranged inside the shell, and the insulation gap is filled into the capacitor core group, so that the capacitor core group can be insulated and isolated from the outside, the environment is not polluted, and burning can be avoided.
Description
Technical field
The present invention relates to a kind of power capacitor.
Background technology
At present, the existing power capacitor has generally comprised housing, is provided with in the housing by the molecular capacitor body group of a plurality of capacitor cores; The capacitor body group is coated togather through wrapping paper; Charge into paraffin or fluid filler in the housing as capacitor, still, the power capacitor of this structure; Because filler has the big defective of swellability to the metalized film of capacitor body, thereby make that the useful life of capacitor body is short; And, when paraffin and fluid overflow, both easy contaminated environment, there is certain defective in burning easily again.
Summary of the invention
The object of the invention: in order to overcome the defective of prior art; The invention provides a kind of power capacitor; It is through being arranged on the support fixed capacitor fuse group well in the housing, and the insulating gas that charges into can be isolated capacitor body group and external insulation; Do not pollute the environment again, be not easy burning yet.
Technical scheme of the present invention: a kind of power capacitor; Include housing; Be provided with in the described housing by the molecular capacitor body group of a plurality of capacitor cores; It is characterized in that: described capacitor body component becomes several layers capacitor core sublayer, and every layer capacitor core layer is divided at least two row's capacitor body rows, is provided with the support that is used to locate the capacitor core sublayer in the described housing; The capacitor core sublayer superposes behind the support location and is arranged in the housing; The connection support insulation gas filled in the described housing, that described support includes two cover plates and is used to connect adjacent two row's capacitor body rows, on the opposite face of described two cover plates and the both sides of connection support are equipped with positioning seat; The positioning seat of described connection support both sides is plugged in respectively on adjacent two rows' the opposing end surface of capacitor body, and the positioning seat on two cover plates is plugged in respectively that both sides efflux on the end face of capacitor body most in the capacitor core sublayer.
Adopt technique scheme, the insulating gas that charges in the housing can make the electric property of capacitor stable, can play the effect of insulation again, can also utilize the space between the internal capacitor fuse to dispel the heat; Every layer capacitor core layer is superimposed upon in the housing behind the support location again, and the capacitor body in every layer capacitor core layer is through two cover plates and connect the positioning seat location on the support, and is easy to assembly; The location is reliable, therefore, and the power capacitor of this structure; It is through being arranged on the support fixed capacitor fuse group well in the housing, and the insulating gas that charges into can be isolated capacitor body group and external insulation; Do not pollute the environment again, be not easy burning yet.
Further setting of the present invention: said connection support includes carriage; Be provided with supporting disk in the carriage, the supporting disk upper/lower terminal is connected with carriage, is provided with the space between supporting disk and the carriage; The positioning seat of described connection support both sides is arranged on the supporting disk two sides; The periphery of carriage all is extended with supporting bracket to both sides, offers recess on the described supporting bracket, and notched bottoms extends on the carriage.
Adopt above-mentioned further setting, the supporting disk upper/lower terminal is connected with carriage, can improve the compression strength of carriage like this; Be provided with the space between supporting disk and the carriage, can improve radiating effect; The supporting bracket that the periphery of carriage extends to both sides can increase the stack area of adjacent two layers capacitor core sublayer support, further improves the compression strength that connects support; Recess that is provided with on the supporting bracket and notched bottoms extend on the carriage, can make things convenient for the lead between the capacitor body to pass like this, can improve radiating effect again.
Of the present inventionly further be provided with again: the cover plate of wherein one deck of adjacent two layers, connect support and another layer cover plate, the opposite face that is connected support is provided with groove, forms heat-dissipating space between adjacent two layers cover plate, the connection support.
Adopt above-mentioned further setting again, the heat-dissipating space that forms between adjacent two layers cover plate, the connection support can increase the flowing space of insulating gas, thereby further improve the radiating effect of capacitor.
Further setting of the present invention: described positioning seat includes the insertion section that is plugged in the capacitor body, the supporting seat that is used to support capacitor body, and described supporting seat and capacitor body end face are conflicted.
Adopt above-mentioned further setting; The positioning seat of this structure; Because the setting of supporting seat can be so that the end face of capacitor body and two cover plates, be connected between the end face that support is provided with positioning seat and produce certain clearance; Thereby can conveniently place the connection lead between the capacitor body, can dispel the heat well again.
Further setting of the present invention: described two cover plates have included base, and positioning seat is arranged on the base, and the circumferential side of base is extended with support chip to connecting support one side, offers the threading breach on the support chip sidewall.
Adopt above-mentioned further setting, the support chip that is provided with on the base can improve the area that superposes between the adjacent two layers cover plate, and the threading breach of setting can make things convenient for the lead between the capacitor body to connect.
Further setting more of the present invention: vertically be provided with reinforcement on described cover plate, the connection support.
Adopt above-mentioned further setting, the reinforcement of setting can improve cover plate, connect the compression strength of support.
Further setting more of the present invention: described housing is provided with binding post; Binding post is electrically connected with the capacitor body group, also is provided with in the described housing to be used for when the housing internal pressure increases automatically pressure safeties that binding post and capacitor body group are broken off.
Adopt above-mentionedly further to be provided with again, the pressure safeties can guarantee capacitor under pressurized security performance.
Description of drawings
Fig. 1 is the structural representation of the specific embodiment of the invention;
Fig. 2 is the internal structure sketch map of the specific embodiment of the invention;
Fig. 3 connects the supporting structure sketch map in the specific embodiment of the invention;
Fig. 4 is a specific embodiment of the invention cover plate structural representation.
Specific embodiment
Shown in Fig. 1-4; A kind of power capacitor includes housing 1, is provided with the capacitor body group of being made up of a plurality of capacitor bodies 23 in the described housing 1; Described capacitor body group 3 is divided into several layers capacitor core sublayer 31; Every layer capacitor core layer 31 is divided into three row's capacitor body rows 311, is provided with the support 4 that is used to locate capacitor core sublayer 31 in the described housing 1, and support 4 is processed for plastics; Capacitor core sublayer 31 superposes behind support 4 location and is arranged in the housing 1; Insulation gas filled in the described housing 1, insulating gas adopts nitrogen, the connection support 42 that described support 4 includes two cover plates 41 and is used to connect adjacent two row's capacitor body rows 311; On the opposite face of described two the cover plates 41 and both sides of connection support 42 are equipped with positioning seat 5; The positioning seat 5 of described connection support 42 both sides is plugged in respectively on adjacent two rows' the opposing end surface of capacitor body 2, and the positioning seat 5 on two cover plates 41 is plugged in respectively that both sides efflux on the end face of capacitor body, wherein most in the capacitor core sublayer 31; Described positioning seat 5 includes the insertion section 51 that is plugged in the capacitor body 2, the supporting seat 52 that is used to support capacitor body 52, and described supporting seat 52 is conflicted with capacitor body 2 end faces.
Like Fig. 3, shown in 4, in the specific embodiment of the invention, described capacitor core sublayer 31 is provided with three layers; Said connection support 42 includes carriage 421, is provided with supporting disk 422 in the carriage 421, and supporting disk 422 upper/lower terminals are connected with carriage 421; Be provided with space 6 between supporting disk 422 and the carriage 421, the positioning seat 5 of described connection support 42 both sides is arranged on supporting disk 422 two sides, and the periphery of carriage 421 all is extended with supporting bracket 423 to both sides; Offer recess 4231 on the described supporting bracket 423; Recess 4231 bottoms extend on the carriage 421, and described two cover plates 41 have included base 411, and positioning seat 5 is arranged on the base 411; Base 411 circumferential sides are extended with support chip 412 to connecting support 42 1 sides; Offer threading breach 4121 on support chip 412 sidewalls, described recess 4231, threading breach 4121 can also improve radiating effect making things convenient for when lead connects between the capacitor body 2.
Like Fig. 2,3, shown in 4; In the specific embodiment of the invention; The cover plate 41 of wherein one deck of adjacent two layers, connect support 42 and another layer cover plate 41, the opposite face that is connected support 42 is provided with groove 7, formation heat-dissipating space 11 between adjacent two layers cover plate, the connection support.
Like Fig. 3, shown in 4, in order to improve cover plate, to connect the compression strength of support 42, at described cover plate 41, connect on the support 42 and vertically be provided with reinforcement 8.
As shown in Figure 2; In the specific embodiment of the invention; Described housing 1 is provided with binding post 9; Binding post 9 is electrically connected with capacitor body group 3, also is provided with in the described housing 1 to be used for when housing 1 internal pressure increases automatically with the pressure safeties 10 of binding post 9 with 3 disconnections of capacitor body group.
Claims (7)
1. power capacitor; Include housing; Be provided with in the described housing by the molecular capacitor body group of a plurality of capacitor cores; It is characterized in that: described capacitor body component becomes several layers capacitor core sublayer, and every layer capacitor core layer is divided at least two row's capacitor body rows, is provided with the support that is used to locate the capacitor core sublayer in the described housing; The capacitor core sublayer superposes behind the support location and is arranged in the housing; The connection support insulation gas filled in the described housing, that described support includes two cover plates and is used to connect adjacent two row's capacitor body rows, on the opposite face of described two cover plates and the both sides of connection support are equipped with positioning seat; The positioning seat of described connection support both sides is plugged in respectively on adjacent two rows' the opposing end surface of capacitor body, and the positioning seat on two cover plates is plugged in respectively that both sides efflux on the end face of capacitor body most in the capacitor core sublayer.
2. power capacitor according to claim 1; It is characterized in that: described capacitor core sublayer is provided with two-layer at least, and said connection support includes carriage, is provided with supporting disk in the carriage; The supporting disk upper/lower terminal is connected with carriage; Be provided with the space between supporting disk and the carriage, the positioning seat of described connection support both sides is arranged on the supporting disk two sides, and the periphery of carriage all is extended with supporting bracket to both sides; Offer recess on the described supporting bracket, notched bottoms extends on the carriage.
3. power capacitor according to claim 1 and 2; It is characterized in that: the cover plate of wherein one deck of adjacent two layers, connect support and another layer cover plate, the opposite face that is connected support is provided with groove, forms heat-dissipating space between adjacent two layers cover plate, the connection support.
4. power capacitor according to claim 1 and 2 is characterized in that: described positioning seat includes the insertion section that is plugged in the capacitor body, the supporting seat that is used to support capacitor body, and described supporting seat and capacitor body end face are conflicted.
5. power capacitor according to claim 2 is characterized in that: described two cover plates have included base, and positioning seat is arranged on the base, and the circumferential side of base is extended with support chip to connecting support one side, offers the threading breach on the support chip sidewall.
6. power capacitor according to claim 4 is characterized in that: vertically be provided with reinforcement on described cover plate, the connection support.
7. power capacitor according to claim 6; It is characterized in that: described housing is provided with binding post; Binding post is electrically connected with the capacitor body group, also is provided with in the described housing to be used for when the housing internal pressure increases automatically pressure safeties that binding post and capacitor body group are broken off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103199766A CN102820131A (en) | 2012-08-31 | 2012-08-31 | Power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103199766A CN102820131A (en) | 2012-08-31 | 2012-08-31 | Power capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102820131A true CN102820131A (en) | 2012-12-12 |
Family
ID=47304194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103199766A Pending CN102820131A (en) | 2012-08-31 | 2012-08-31 | Power capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102820131A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924748Y (en) * | 2006-11-29 | 2007-07-18 | 冼翼民 | Explosion-proof capacitor |
| CN201527903U (en) * | 2009-09-30 | 2010-07-14 | 铜陵市新泰电容电器有限责任公司 | Oil-free self-healing high voltage shunt capacitor |
| CN302042988S (en) * | 2011-12-31 | 2012-08-22 | 蔡富强 | Capacitor core fixing bracket |
| CN202736759U (en) * | 2012-08-31 | 2013-02-13 | 浙江威德康电气有限公司 | Power capacitor |
-
2012
- 2012-08-31 CN CN2012103199766A patent/CN102820131A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2924748Y (en) * | 2006-11-29 | 2007-07-18 | 冼翼民 | Explosion-proof capacitor |
| CN201527903U (en) * | 2009-09-30 | 2010-07-14 | 铜陵市新泰电容电器有限责任公司 | Oil-free self-healing high voltage shunt capacitor |
| CN302042988S (en) * | 2011-12-31 | 2012-08-22 | 蔡富强 | Capacitor core fixing bracket |
| CN202736759U (en) * | 2012-08-31 | 2013-02-13 | 浙江威德康电气有限公司 | Power capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121212 |