CN204257408U - Self-healing ac filter capacitor - Google Patents
Self-healing ac filter capacitor Download PDFInfo
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- CN204257408U CN204257408U CN201420868701.2U CN201420868701U CN204257408U CN 204257408 U CN204257408 U CN 204257408U CN 201420868701 U CN201420868701 U CN 201420868701U CN 204257408 U CN204257408 U CN 204257408U
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Abstract
The utility model discloses a kind of self-healing ac filter capacitor.Capacitor element is arranged in capacitor inner casing by this capacitor, and convenience is dispelled the heat separately and be have employed the design of non-oil ultra high vacuum system, avoids the defect originally having oily structure, more environment friendly and pollution-free, reduces, decrease manufacturing cost to the manufacture requirements of capacitor casing; Reserve space between multiple capacitor inner casing for heat radiation, arrange the hot channel running through capacitor case in space, ambient atmos enters from one end, is discharged by the hot gas in hot channel, reach good radiating effect to other end circulation; Mounting seat is set, locates for the installation of capacitor on the one hand, below capacitor case, form heat-dissipating space on the other hand, improve the draught capacity of port below hot channel, gas is circulated more smooth and easy, radiating effect is better, extends the useful life of capacitor.
Description
Technical field
The utility model relates to the capacitor used in a kind of electric power system, particularly relates to a kind of self-healing ac filter capacitor.
Background technology
Multiple unit capacitor element is comprised in low voltage power capacitor of the prior art, between multiple unit capacitor element, heat can interact and rise, heat is difficult to discharge, the main structure radiating effect by box outer surface heat radiation is poor, work long hours very large to the capacitor element infringement of capacitor, directly affect the useful life of capacitor.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of self-healing ac filter capacitor with good ventilation heat-sinking capability.
The utility model is by the following technical solutions: self-healing ac filter capacitor, comprise capacitor case, capacitor inner casing, capacitor element, binding post and earth terminal, multiple capacitor inner casing is arranged side by side in capacitor case, the capacitor element of multiple proper alignment is from top to bottom set in each capacitor inner casing, in parallel mutually between capacitor element, binding post and earth terminal are arranged on the top cover of capacitor case, and the position of binding post is corresponding with capacitor inner casing with quantity and be connected; Between neighboring capacitors inner casing, there is space, hot channel is provided with in space, the top cover that hot channel runs through capacitor case is with bottom and be connected with capacitor case integral sealing, and the bottom both sides of capacitor case are provided with mounting seat, and mounting seat and bottom surround heat-dissipating space.
Improve as one, capacitor inner casing is provided with explosion-protection equipment, explosion-protection equipment comprises conductive pole, insurance copper sheet and conductive copper sheet, the top of capacitor inner casing is provided with flat deck roof and concave crown lid, flat deck roof and concave crown cover down and are disposed adjacent, the top of conductive pole arranges conductive copper sheet, the bottom of conductive pole arranges insurance copper sheet, conductive pole is connected on flat deck roof, insurance copper sheet is connected to concave crown and covers, the dual-side edge of insurance copper sheet has " V " v notch v, in the space of " V " v notch v between flat deck roof and concave crown lid, " V " v notch v is 90 degree, insurance copper sheet connects capacitor element, conductive copper sheet connects binding post.
Improve as one, the cross section of hot channel is rectangle, and long limit, rectangular both sides is close to capacitor inner casing and is arranged.
Improve as one, the cross-section lengths of hot channel is 2/3 of the corresponding width of capacitor case.
Improve as one, heat-dissipating space height 10-15mm.
Improve as one, binding post comprises dust cap, conductive pole, nut and wiring nose, dust cap is arranged on the top cover of capacitor case, conductive pole passes from below through dust cap, and be fixed on dust cap by nut screw connection, wiring nose one end connects conductive pole, and the other end is that terminals stretch out to a side.
Improve as one, earth terminal comprises earthing rod and grounding screw, earthing rod is fixedly installed on the top cover of capacitor case, earthing rod is provided with two through holes run through in length and breadth, grounding screw screws in from longitudinal hole and is threaded with earthing rod, will stop that cross through hole is through when grounding screw screws in longitudinal hole completely.
Improve as one, the quantity of capacitor inner casing is three, and capacitor element and the quantity of binding post are three groups corresponding with capacitor inner casing; The quantity of hot channel is two.
The beneficial effects of the utility model: capacitor element is arranged in capacitor inner casing, convenience is dispelled the heat separately and be have employed the design of non-oil ultra high vacuum system, avoids the defect originally having oily structure, more environment friendly and pollution-free, the manufacture requirements of capacitor casing is reduced, decreases manufacturing cost; Reserve space between multiple capacitor inner casing for heat radiation, arrange the hot channel running through capacitor case in space, ambient atmos enters from one end, is discharged by the hot gas in hot channel, reach good radiating effect to other end circulation; Mounting seat is set, locates for the installation of capacitor on the one hand, below capacitor case, form heat-dissipating space on the other hand, improve the draught capacity of port below hot channel, gas is circulated more smooth and easy, radiating effect is better, extends the useful life of capacitor.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model self-healing ac filter capacitor.
Fig. 2 is the vertical view of the utility model self-healing ac filter capacitor.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As shown in Figure 1, 2, be the specific embodiment of the utility model self-healing ac filter capacitor.This embodiment comprises capacitor case 1, capacitor inner casing 2, capacitor element 3, binding post 4 and earth terminal 5, multiple capacitor inner casing 2 is arranged side by side in capacitor case 1, the capacitor element 3 of multiple proper alignment is from top to bottom set in each capacitor inner casing 2, in parallel mutually between capacitor element 3, binding post 4 and earth terminal 5 are arranged on the top cover of capacitor case 1, and the position of binding post 4 is corresponding with capacitor inner casing 2 with quantity and be connected; Between neighboring capacitors inner casing 2, there is space, hot channel 6 is provided with in space, the top cover that hot channel 6 runs through capacitor case 1 is with bottom and be connected with capacitor case 1 integral sealing, the bottom both sides of capacitor case 1 are provided with mounting seat 7, and mounting seat 7 and bottom surround heat-dissipating space 8.Capacitor element 3 of the present utility model is arranged in capacitor inner casing 2, and convenience is dispelled the heat separately and be have employed the design of non-oil ultra high vacuum system, avoids the defect originally having oily structure, more environment friendly and pollution-free, reduces, decrease manufacturing cost to the manufacture requirements of capacitor casing; Reserve space between multiple capacitor inner casing 2 for heat radiation, arrange the hot channel 6 running through capacitor case 1 in space, ambient atmos enters from one end, is discharged by the hot gas in hot channel 6, reach good radiating effect to other end circulation; Mounting seat 7 is set, locates for the installation of capacitor case 1 on the one hand, below capacitor case 1, form heat-dissipating space 8 on the other hand, improve the draught capacity of port below hot channel 7, gas is circulated more smooth and easy, radiating effect is better, extends the useful life of capacitor.
As a kind of embodiment of improvement, capacitor inner casing 2 is provided with explosion-protection equipment 9, explosion-protection equipment 9 comprises conductive pole 91, insurance copper sheet 92 and conductive copper sheet 93, the top of capacitor inner casing 2 is provided with flat deck roof 21 and concave crown lid 22, flat deck roof 21 and the neighbouring setting of concave crown lid 22, the top of conductive pole 91 arranges conductive copper sheet 93, the bottom of conductive pole 91 arranges insurance copper sheet 92, conductive pole 91 is connected on flat deck roof 21, insurance copper sheet 92 is connected on concave crown lid 22, the dual-side edge of insurance copper sheet 92 has " V " v notch v, in the space of " V " v notch v between flat deck roof 21 and concave crown lid 22, " V " v notch v is 90 degree, insurance copper sheet 92 connects capacitor element 3, conductive copper sheet 93 connects binding post 4.When capacitor element 3 punctures formation short circuit, producing gas makes capacitor inner casing 2 be out of shape, flat deck roof 21 and concave crown lid 22 are out of shape, conductive pole 91 and insurance copper sheet 92 are upwards pullled below, the insurance copper sheet 92 bearing pulling force can be pulled off to " V " v notch v place during critical point and cause short-circuit condition, " V " v notch v being arranged to 90 degree is more easily pulled off when having the situation lower stress of stability, avoid capacitor element 3 and continue heating, avoid the situation that when gases are heated, they expand and explode, greatly improve the safety and reliability of capacitor, also ensured the safety of user simultaneously.
As a kind of embodiment of improvement, the cross section of hot channel 6 is rectangle, and long limit, rectangular both sides is close to capacitor inner casing 2 and is arranged.Be close to capacitor inner casing 2 setting and ensure that the heat radiation that capacitor is better, rectangular cross section adds the area of hot channel, is more conducive to heat radiation, and the contact area of hot channel 6 two side and capacitor inner casing 2 is larger, and heat-transfer effect is better.
As a kind of embodiment of improvement, the cross-section lengths of hot channel 6 is 2/3 of the corresponding width of capacitor case 1.Above structure is on the basis reaching good heat transfer heat radiation, and can ensure that the hot channel 6 arranged is combined with capacitor case 1 well, the overall structure of formation has good intensity, durable in use, extends the useful life of capacitor.
As a kind of embodiment of improvement, the high 10-15mm of heat-dissipating space 8.The design of above height makes gas circulate to hot channel 6 from the bottom of capacitor case 1 smoothly or outwards to dispel the heat from hot channel 6, ensure that radiating effect, improves radiating efficiency.
As a kind of embodiment of improvement, binding post 4 comprises dust cap 41, conductive pole 42, nut 43 and wiring nose 44, dust cap 41 is arranged on the top cover of capacitor case 1, conductive pole 42 passes from below through dust cap 41, and be fixed on dust cap 41 by nut 43 cooperation, wiring nose 44 one end connects conductive pole 42, and the other end is that terminals stretch out to a side.Above well-formed has installed conductive pole 42, and drawn by wiring nose 44 and facilitate the connection of electric wire, the fixed form that nut 43 screws is convenient to dismounting and low cost of manufacture, and dust cap 41 is after coordinating with conductive pole 42 and installing, located conductive pole 42, and reach the dust-proof effect of parcel.
As a kind of embodiment of improvement, earth terminal 5 comprises earthing rod 51 and grounding screw 52, earthing rod 51 is fixedly installed on the top cover of capacitor case 1, earthing rod 51 is provided with two through holes run through in length and breadth, grounding screw 52 screws in from longitudinal hole and is threaded with earthing rod 51, will stop that cross through hole is through when grounding screw 52 screws in longitudinal hole completely.More than rotate with the helicitic texture of grounding screw 52 and earthing rod 51 ground wire being secured across cross through hole, structure is simply convenient to manufacture, and stable connection is convenient to disassembling, assembling and replacing.
As a kind of embodiment of improvement, the quantity of capacitor inner casing 2 is three, and the quantity of capacitor element 3 and binding post 4 is three groups corresponding with capacitor inner casing 2; The quantity of hot channel 6 is two.Above-mentioned is concrete amount of parts composition, and capacitor entirety is of moderate size, and between each parts, space is good, does not affect radiating effect, and can reach the instructions for use of capacitor.
Claims (8)
1. self-healing ac filter capacitor, it is characterized in that: comprise capacitor case (1), capacitor inner casing (2), capacitor element (3), binding post (4) and earth terminal (5), multiple capacitor inner casing (2) is arranged side by side in described capacitor case (1), the capacitor element (3) of multiple proper alignment is from top to bottom set in each described capacitor inner casing (2), in parallel mutually between described capacitor element (3), described binding post (4) and earth terminal (5) are arranged on the top cover of capacitor case (1), the position of binding post (4) is corresponding with capacitor inner casing (2) with quantity and be connected, neighboring capacitors inner casing has space between (2), hot channel (6) is provided with in described space, the top cover that described hot channel (6) runs through capacitor case (1) is with bottom and be connected with capacitor case (1) integral sealing, the bottom both sides of described capacitor case (1) are provided with mounting seat (7), and described mounting seat (7) and bottom surround heat-dissipating space (8).
2. self-healing ac filter capacitor according to claim 1, it is characterized in that: described capacitor inner casing (2) is provided with explosion-protection equipment (9), described explosion-protection equipment (9) comprises conductive pole (91), insurance copper sheet (92) and conductive copper sheet (93), the top of described capacitor inner casing (2) is provided with flat deck roof (21) and concave crown lid (22), described flat deck roof (21) and concave crown lid (22) neighbouring setting, the top of described conductive pole (91) arranges conductive copper sheet (93), the bottom of conductive pole (91) arranges insurance copper sheet (92), described conductive pole (91) is connected on flat deck roof (21), described insurance copper sheet (92) is connected on concave crown lid (22), the dual-side edge of described insurance copper sheet (92) has " V " v notch v, described " V " v notch v is arranged in the space between flat deck roof (21) and concave crown lid (22), described " V " v notch v is 90 degree, described insurance copper sheet (92) connects capacitor element (3), described conductive copper sheet (93) connects binding post (4).
3. self-healing ac filter capacitor according to claim 2, is characterized in that: the cross section of described hot channel (6) is rectangle, and long limit, described rectangular both sides is close to capacitor inner casing (2) and is arranged.
4. self-healing ac filter capacitor according to claim 3, is characterized in that: the cross-section lengths of described hot channel (6) is 2/3 of capacitor case (1) corresponding width.
5. self-healing ac filter capacitor according to claim 4, is characterized in that: described heat-dissipating space (8) high 10-15mm.
6. the self-healing ac filter capacitor according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: described binding post (4) comprises dust cap (41), conductive pole (42), nut (43) and wiring nose (44), described dust cap (41) is arranged on the top cover of capacitor case (1), described conductive pole (42) passes from below through dust cap (41), and be fixed on dust cap (41) by nut (43) cooperation, described wiring nose (44) one end connects conductive pole (42), the other end is that terminals stretch out to a side.
7. the self-healing ac filter capacitor according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: described earth terminal (5) comprises earthing rod (51) and grounding screw (52), described earthing rod (51) is fixedly installed on the top cover of capacitor case (1), described earthing rod (51) is provided with two through holes run through in length and breadth, described grounding screw (52) screws in from longitudinal hole and is threaded with earthing rod (51), will stop that cross through hole is through when described grounding screw (52) screws in longitudinal hole completely.
8. the self-healing ac filter capacitor according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: the quantity of described capacitor inner casing (2) is three, the quantity of capacitor element (3) and binding post (4) is three groups corresponding with capacitor inner casing (2); The quantity of described hot channel (6) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420868701.2U CN204257408U (en) | 2014-12-31 | 2014-12-31 | Self-healing ac filter capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420868701.2U CN204257408U (en) | 2014-12-31 | 2014-12-31 | Self-healing ac filter capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257408U true CN204257408U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420868701.2U Expired - Fee Related CN204257408U (en) | 2014-12-31 | 2014-12-31 | Self-healing ac filter capacitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN204257408U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448518A (en) * | 2015-12-24 | 2016-03-30 | 天津威斯康电能补偿系统有限公司 | Enhanced power compensating capacitor with arc-shaped heat dissipation pipes |
| CN105529186A (en) * | 2015-12-24 | 2016-04-27 | 艾威姆（天津）电气有限公司 | Power compensation capacitor with arc pipeline through holes |
| CN106298235A (en) * | 2016-09-14 | 2017-01-04 | 铜陵源丰电子有限责任公司 | Suspended type heat radiation capacitor bottom one |
| CN109741941A (en) * | 2018-11-28 | 2019-05-10 | 铜陵市新洲电子科技有限责任公司 | A kind of self radiation type pressure shunt capacitor |
| CN111009414A (en) * | 2019-12-27 | 2020-04-14 | 安徽航睿电子科技有限公司 | High-voltage split capacitor |
-
2014
- 2014-12-31 CN CN201420868701.2U patent/CN204257408U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448518A (en) * | 2015-12-24 | 2016-03-30 | 天津威斯康电能补偿系统有限公司 | Enhanced power compensating capacitor with arc-shaped heat dissipation pipes |
| CN105529186A (en) * | 2015-12-24 | 2016-04-27 | 艾威姆（天津）电气有限公司 | Power compensation capacitor with arc pipeline through holes |
| CN106298235A (en) * | 2016-09-14 | 2017-01-04 | 铜陵源丰电子有限责任公司 | Suspended type heat radiation capacitor bottom one |
| CN109741941A (en) * | 2018-11-28 | 2019-05-10 | 铜陵市新洲电子科技有限责任公司 | A kind of self radiation type pressure shunt capacitor |
| CN109741941B (en) * | 2018-11-28 | 2020-11-03 | 铜陵市新洲电子科技有限责任公司 | Self-heat-dissipation parallel capacitor |
| CN111009414A (en) * | 2019-12-27 | 2020-04-14 | 安徽航睿电子科技有限公司 | High-voltage split capacitor |
| CN111009414B (en) * | 2019-12-27 | 2021-03-23 | 安徽航睿电子科技有限公司 | High-voltage split capacitor |
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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 |
Granted publication date: 20150408 Termination date: 20201231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |