CN201927486U - Separated type top cover assembled terminal of parallel capacitor - Google Patents
Separated type top cover assembled terminal of parallel capacitor Download PDFInfo
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- CN201927486U CN201927486U CN2010206746874U CN201020674687U CN201927486U CN 201927486 U CN201927486 U CN 201927486U CN 2010206746874 U CN2010206746874 U CN 2010206746874U CN 201020674687 U CN201020674687 U CN 201020674687U CN 201927486 U CN201927486 U CN 201927486U
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- conductive copper
- copper plate
- loam cake
- terminal block
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Abstract
The utility model discloses a separated type top cover assembled terminal of a parallel capacitor, aiming at overcoming the design defect of the existing wiring terminal. The top cover assembled terminal is integrated in structure, leakage-resistant and creepage-resistant. The top cover assembled terminal comprises a shell of the capacitor, a top cover, a capacitor component, a plurality of wiring terminal seats and a plurality of conductive copper plates, wherein the top cover is molded into the integrated structure by an iron peel support base, each conductive copper plate and an insulating base, the iron peel support base is internally provided with a plurality of square holes, the conductive copper plates are penetrated through the square holes, the insulating base is provided with at least two wiring terminal seats which are separated from one another, each wiring terminal seat is molded with the conductive copper plate, each conductive copper plate is provided with a fastening piece for fixing an external conducting wire, and a wiring terminal of the capacitor component is correspondingly and electrically connected with each conductive copper plate; and each wiring terminal seat is provided with an eversible dustproof cover, and one end of the dustproof cover is pivoted with one side of each wiring terminal seat by a pivot. The top cover of the separated type top cover assembled terminal is integrated in structure, so that the separated type top cover assembled terminal is leakage-resistant; and the wiring terminal seats are arranged in a separating way, so that the separated type top cover assembled terminal is hard to creep.
Description
Technical field
The utility model belongs to the power capacitor technical field, is specifically related to a kind of capacitor loam cake terminals of a unit block.
Background technology
Power capacitor is components and parts important in the electric power system, the mode of connection of power capacitor directly influences the performance and the life-span of power capacitor, the mode of connection of traditional power capacitor is to add the wiring nose with bolt, packing ring to connect basically, and this method of attachment operation is inconvenient, electrode is fixed unstable and exposed influences safety and outward appearance in air.
China Patent No. ZL200420008068.6 for example; name is called the utility model patent of " combination of power capacitor binding post "; mainly be in the capacitor loam cake, to have the capacitor terminal mouth; the capacitor loam cake is divided into the bottom set plate; this base plate correspondingly has Wiring port; cover the corresponding binding post that is provided with base plate on the capacitor, binding post is with protective cover outward.There is the defective of fixing unstable, the easy seepage of receiving electrode in this power capacitor binding post.
China Patent No. ZL200720309185.X and for example, name is called the utility model patent of " binding post of power capacitor ", consist predominantly of and be located at connecting terminal components and the seal that covers on the power capacitor, described seal is located between connecting terminal components and the loam cake, described connecting terminal components is made up of line ball folder, hold-down bolt and electric-conductor, described hold-down bolt has the line ball folder, and line ball folder lower end is connected with described electric-conductor.This binding post is combined in conductive electrode in the same terminal block, creepage distance between the adjacent conductive utmost point almost equates with arcing distance, if time one is of a specified duration, through moisture, dirt such as gathers at reason, be easy to produce creepage phenomenon between each conductive electrode, even can have a strong impact on the useful life of whole capacitor device.
Summary of the invention
The utility model technical issues that need to address are, the power capacitor binding post design that overcomes prior art inadequately rationally, easily produce creepage defective between easy to leak, each conductive electrode between the seam of fixing unstable, the loam cake of conductive electrode and terminal provides a kind of main element to form to stablize the loam cake of firm monolithic construction and is located at can avoid seepage, prevent to produce between the conductive electrode creepage low voltage power capacitor loam cake terminals of a unit block above the loam cake.
The purpose of this utility model is achieved by following technical proposals: a kind of shunt capacitor separate type loam cake terminals of a unit block, comprise capacitor case and loam cake, capacitor element, terminal block and conductive copper plate, the insulating base that described loam cake is made of with plastics iron sheet supporting base and conductive copper plate is moulded and is combined into monolithic construction, arrange in the middle of the described iron sheet supporting base and be provided with plurality of square holes, described conductive copper plate passes described square hole and isolates with the insulation of iron sheet supporting base, disjunctor arranged side by side is provided with at least two terminal blocks disconnected from each other above the insulating base, mould in the middle of each terminal block and closed a described conductive copper plate, conductive copper plate disposes the securing member that is used for fixing external wire, and described securing member comprises moulds the attaching nut who is combined in the terminal block; The corresponding electrical connection of the terminals of capacitor element with conductive copper plate; A dust shroud that can overturn is set above each terminal block, and a side of an end of described dust shroud and terminal block adopts pivot to articulate.Being provided with the iron sheet supporting base significantly improves the entire compression intensity of loam cake; Insulating base is not only with iron sheet supporting base and conductive copper plate isolated insulation, and iron sheet supporting base and conductive copper plate is fixing reliably, do not worry producing the loosening and leakage problems that causes of conductive copper plate by artificial assembling; Insulating base also makes the upper surface of whole loam cake and lower surface isolated fully, fully plays the effect that stops steam and dust after this can make loam cake cover on capacitor case.
As preferably, the height of described terminal block is equal to or greater than two distances between the adjacent terminal block; This measure greatly improves the creep resistance energy between the electrode, and the height that terminal block is set is not less than two distances between the adjacent terminal block and can increases creep distance and reach more than three times or three times of electric clearance at least; Also improve simultaneously the heat-sinking capability of binding post and conductive copper plate wherein.
As preferably, described conductive copper plate is the font of falling a L structure, and the conductive copper plate surface is through embossing deburring and nickel plating; The upper end of the font of falling L structure is an external electrode, and external electrode is provided with through hole, and the securing member of described fixedly external wire comprises the U-shaped tension disc that covers on external electrode and passes the housing screw that described through hole cooperates with described attaching nut.Cover on external electrode with the U-shaped tension disc, make things convenient for the connection of external wire, the connector lug of external wire need not scald tin to be handled or crimping line nose, directly insert between U-shaped tension disc and the external electrode, tighten housing screw then just, improved productivity ratio, connect more reliable.
As preferably, the head of described housing screw is a hexgonal structure, and the end face of screw head is provided with flat recess and cross deep gouge; This structure is convenient to can select for use at random straight screwdriver or Phillips screwdriver or bayonet socket spanner when tightening housing screw.
As preferably, described terminal block is provided with three.Three terminal blocks respectively comprise a conductive electrode, wherein have a conductive electrode to loose core with electric capacity and are electrically connected.
As preferably, the two sides, front and back of described terminal block are equipped with the plug wire mouth, and the plug wire mouth of all terminal blocks that direction is set is identical.The plug wire mouth is provided with the both sides, front and back that the position is in terminal block together, in other words be exactly the both sides, front and back that are in power capacitor, so be provided with and be convenient to separate unit or many capacitors and tie and do not need to consider direction of routing, can two-way and tie, simple to operation.
As preferably, the lower end of described conductive copper plate is electrically connected with capacitor element, and the location about of described insulating base in the conductive copper plate lower end is provided with hemispheric Sheng tin pit; Described Sheng tin pit is convenient to the time to place restrictions on scolding tin sagging and scolding tin in welding and is lost and phenomenon such as roll out and take place.
As preferably, there is a side on described terminal block top along being provided with lug, and lug is provided with J font deep gouge, and the pivot of described dust shroud is located in the J font deep gouge; When dust shroud covers on terminal block, pivot is hooked in described deep gouge leading section, dust shroud is stuck and can deviate from, when dust shroud and terminal block are in 90 ° during the position, pivot retreats to the rear portion of deep gouge, thereby pivot can be deviate from deep gouge dust shroud is taken off smoothly from terminal block, when dust shroud and terminal block were in other angle, dust shroud can only overturn but can not throw off.
As preferably, another side of the other end of described dust shroud and terminal block is respectively equipped with the buckle of clamping; Dust shroud and terminal block are used pivotally connected on one side, and the another side snap fit puts only that dust shroud falls damage, utilize buckle to cooperate to make with pivot dust shroud closely and equably cover cap above terminal block, play the effect of dust and water protection gas; Can avoid making unbalanced stress and phenomenon such as the distortion that causes or seepage can guarantee the conforming effect of sealing property with the screw in compression cover cap as prior art.
As preferably, the junction of the joint of described dust shroud and terminal block and loam cake and capacitor case is lined with silicone rubber O-ring; Waterproof and dust reduction capability that silicone rubber O-ring can further improve dust shroud are set, and the creep resistance energy; Add seal between loam cake and the capacitor case and make whole capacitor device inside be in the state that is hedged off from the outer world fully, can resist the invasion and attack of extraneous all dusts or steam and other corrosive gass.
When connecting external wire, elder generation peels off external wire end crust a bit of, wire head is inserted between U-shaped tension disc and the external electrode along described plug wire mouth again, tightens housing screw then.
The beneficial effects of the utility model are:
1, the main element of loam cake composition is stablized firm monolithic construction, can avoid seepage;
2, the terminal block separation is provided with, and fixing reliable, difficult generation is creepage, and helps heat radiation;
3, loam cake is tight to whole capacitor device internal Protection, stops seepage.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is that schematic diagram is looked on Fig. 1 right side;
Fig. 3 is the utility model embodiment conductive copper plate structural representation.
Among the figure: terminal block 1; Plug wire mouth 11; Housing screw 2; U-shaped tension disc 3; The attaching nut 4; Conductive copper plate 5; External electrode 51, through hole 511; Iron sheet supporting base 6; Square hole 61; Grounding screw welding hole 62; Insulating base 7; Contain tin pit 8; Dust shroud 9; Pivot 91; Silicone rubber O-ring 92; J font deep gouge 94; Buckle 95.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments the utility model is further described.
Embodiment 1: as Fig. 1, shown in Figure 2, a kind of shunt capacitor separate type loam cake terminals of a unit block, comprise capacitor case and loam cake, be located at the capacitor element in the capacitor case, be located at the terminal block 1 above the loam cake, be located at the conductive copper plate 5 in the terminal block 1, the insulating base 7 that loam cake is made of iron sheet supporting base 6 and conductive copper plate 5 usefulness plastics is moulded and is combined into monolithic construction, arrange in the middle of the iron sheet supporting base 6 and be provided with 3 square holes 61, conductive copper plate 5 passes square hole 61 and isolates with 6 insulation of iron sheet supporting base, disjunctor arranged side by side is provided with 3 terminal blocks disconnected from each other 1 above the insulating base 7, mould in the middle of each terminal block 1 and closed a conductive copper plate 5, conductive copper plate 5 disposes the securing member that is used for fixing external wire, described securing member comprises moulds the attaching nut 4 who is combined in the terminal block 1, the corresponding electrical connection with the lower end of conductive copper plate 5 of the terminals of capacitor element; A dust shroud that can overturn 9 is set above each terminal block 1, and a side of an end of dust shroud 9 and terminal block 1 adopts pivot 91 to articulate.Being provided with iron sheet supporting base 6 significantly improves the entire compression intensity of loam cake; Insulating base 7 is not only with iron sheet supporting base 6 and conductive copper plate 5 isolated insulations, and iron sheet supporting base 6 and conductive copper plate 5 is fixing reliably; In the through hole 61 of iron sheet supporting base 6, mould together and be marked with insulating material, make conductive copper plate 5 more firm, do not worry producing loosening and leakage problems that cause by artificial assembling conductive copper plate 5; Insulating base 7 also makes the upper surface of whole loam cake and lower surface isolated fully, fully plays the effect that stops steam and dust after this can make loam cake cover on capacitor case.
The height of terminal block 1 equates with distance between two adjacent terminal blocks; This measure greatly improves the creep resistance energy between the electrode, and the height that terminal block 1 is set equals two distances between the adjacent terminal block and can increase creepage distance and reach three times of electric clearance; While also improves terminal block 1 and wraps in the heat-sinking capability of conductive copper plate 5 wherein.
The head of housing screw 2 is a hexgonal structure, and the end face of screw head is provided with flat recess and cross deep gouge; This structure is convenient to can select straight screwdriver, Phillips screwdriver or bayonet socket spanner at random for use when tightening housing screw.
The two sides, front and back of terminal block 1 are equipped with plug wire mouth 11, and the plug wire mouth 11 of all terminal blocks 1 that direction is set is identical.Plug wire mouth 11 is provided with the both sides, front and back that the position is in terminal block 1 together, in other words be exactly the both sides, front and back that are in power capacitor, be convenient to separate unit or many power capacitors and tie and do not need to consider direction of routing, can two-way and tie, simple to operation.As shown in Figure 1.
The lower end of conductive copper plate 5 is electrically connected with capacitor element, and the location about of insulating base in conductive copper plate 5 lower ends is provided with hemispheric Sheng tin pit 8; Containing tin pit 8 is convenient to place restrictions on scolding tin sagging and scolding tin and loses and phenomenon such as roll out and take place when welding.
The pivot 91 of dust shroud 9 is located at the afterbody of the J font deep gouge 94 of dust shroud 9 one ends, is provided with lug at the corresponding pivot joint position of terminal block 1, and J font deep gouge 94 just is located on the lug; When dust shroud 9 covers on terminal block 1, pivot 91 is hooked in described deep gouge 94 leading sections, dust shroud 9 is stuck and can deviate from, when dust shroud 9 and terminal block 1 are in 90 ° during the position, pivot 91 retreats to the rear portion of deep gouge, thereby pivot 91 can be deviate from deep gouge dust shroud 9 is taken off smoothly from terminal block 1, when dust shroud 9 and terminal block 1 were in other angle, dust shroud 9 can only overturn and can not throw off.As shown in Figure 2.
Another side of the other end of dust shroud 9 and terminal block 1 is respectively equipped with the buckle 95 of clamping; Dust shroud 9 is connected with pivot 91 on one side with terminal block 1, another side is fixing with buckle 95, put only that dust shroud 9 falls, utilize buckle 95 to cooperate to make dust shroud 9 closely, cover cap plays the effect of dust and water protection gas above terminal block 1 equably with pivot 91; Can avoid compressing that cover cap makes unbalanced stress and phenomenon such as the distortion that causes or seepage can guarantee the conforming effect of sealing property with screw as prior art.
Dust shroud 9 is provided with silicone rubber O-ring 92 with the joint of terminal block 1; This silicone rubber O-ring 92 can further improve the waterproof and the dust reduction capability of dust shroud, and the creep resistance energy.
The junction of loam cake and capacitor case is lined with seal, and described seal is silicone rubber O-ring or fluid sealant.Add seal and make whole capacitor device inside be in the state that is hedged off from the outer world fully, can resist the invasion and attack of extraneous all dusts or steam.
Claims (10)
1. shunt capacitor separate type loam cake terminals of a unit block, comprise capacitor case and loam cake, capacitor element, terminal block and conductive copper plate, it is characterized in that, the insulating base that described loam cake is made of with plastics iron sheet supporting base and conductive copper plate is moulded and is combined into monolithic construction, arrange in the middle of the described iron sheet supporting base and be provided with plurality of square holes, described conductive copper plate passes described square hole and isolates with the insulation of iron sheet supporting base, disjunctor arranged side by side is provided with at least two terminal blocks disconnected from each other above the insulating base, mould in the middle of each terminal block and closed a described conductive copper plate, conductive copper plate disposes the securing member that is used for fixing external wire, and described securing member comprises moulds the attaching nut who is combined in the terminal block; The corresponding electrical connection of the terminals of capacitor element with conductive copper plate; A dust shroud that can overturn is set above each terminal block, and a side of an end of described dust shroud and terminal block adopts pivot to articulate.
2. shunt capacitor separate type loam cake terminals of a unit block according to claim 1, it is characterized in that: the height of described terminal block is equal to or greater than two distances between the adjacent terminal block.
3. shunt capacitor separate type loam cake terminals of a unit block according to claim 1 and 2 is characterized in that: described conductive copper plate is the font of falling a L structure, and the conductive copper plate surface is through embossing deburring and nickel plating; The upper end of the font of falling L structure is an external electrode, and external electrode is provided with through hole, and the securing member of described fixedly external wire comprises the U-shaped tension disc that covers on external electrode and passes the housing screw that described through hole cooperates with described attaching nut.
4. according to the described shunt capacitor separate type of claim 3 loam cake terminals of a unit block, it is characterized in that: the head of described housing screw is a hexgonal structure, and the end face of screw head is provided with flat recess and cross deep gouge.
5. shunt capacitor separate type loam cake terminals of a unit block according to claim 1 and 2 is characterized in that described terminal block is provided with three.
6. according to claim 1 or 2 described shunt capacitor separate type loam cake terminals of a unit block, it is characterized in that the two sides, front and back of described terminal block are equipped with the plug wire mouth, and the plug wire mouth of all terminal blocks that direction is set is identical.
7. shunt capacitor separate type loam cake terminals of a unit block according to claim 1 and 2 is characterized in that the lower end of described conductive copper plate is electrically connected with capacitor element, and the location about of described insulating base in the conductive copper plate lower end is provided with hemispheric Sheng tin pit.
8. shunt capacitor separate type loam cake terminals of a unit block according to claim 1 and 2 is characterized in that, there is a side on described terminal block top along being provided with lug, and lug is provided with J font deep gouge, and the pivot of described dust shroud is located in the J font deep gouge.
9. shunt capacitor separate type loam cake terminals of a unit block according to claim 8 is characterized in that another side of the other end of described dust shroud and terminal block is respectively equipped with the buckle of clamping.
10. shunt capacitor separate type loam cake terminals of a unit block according to claim 1 and 2 is characterized in that the junction of the joint of described dust shroud and terminal block and loam cake and capacitor case is lined with silicone rubber O-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206746874U CN201927486U (en) | 2010-12-22 | 2010-12-22 | Separated type top cover assembled terminal of parallel capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206746874U CN201927486U (en) | 2010-12-22 | 2010-12-22 | Separated type top cover assembled terminal of parallel capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201927486U true CN201927486U (en) | 2011-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206746874U Expired - Lifetime CN201927486U (en) | 2010-12-22 | 2010-12-22 | Separated type top cover assembled terminal of parallel capacitor |
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| Country | Link |
|---|---|
| CN (1) | CN201927486U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219502A (en) * | 2014-09-04 | 2014-12-17 | 天津市亚安科技股份有限公司 | Video monitoring shield |
| CN110459879A (en) * | 2019-08-13 | 2019-11-15 | 中国核动力研究设计院 | A kind of power-supply filter connecting terminal insulation protection device |
| WO2022161546A3 (en) * | 2022-05-10 | 2023-02-02 | 苏州幕特克自动化设备有限公司 | Capacitor system for current circuit |
-
2010
- 2010-12-22 CN CN2010206746874U patent/CN201927486U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219502A (en) * | 2014-09-04 | 2014-12-17 | 天津市亚安科技股份有限公司 | Video monitoring shield |
| CN104219502B (en) * | 2014-09-04 | 2017-10-27 | 天津市亚安科技有限公司 | Video monitoring protective cover |
| CN110459879A (en) * | 2019-08-13 | 2019-11-15 | 中国核动力研究设计院 | A kind of power-supply filter connecting terminal insulation protection device |
| CN110459879B (en) * | 2019-08-13 | 2022-02-18 | 中核控制系统工程有限公司 | Insulation protection device for wiring terminal of power filter |
| WO2022161546A3 (en) * | 2022-05-10 | 2023-02-02 | 苏州幕特克自动化设备有限公司 | Capacitor system for current circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DELIXI ELECTRIC (WUHU) CO., LTD. Free format text: FORMER OWNER: HANGZHOU XIZI GROUP CO., LTD. Effective date: 20120619 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 310023 HANGZHOU, ZHEJIANG PROVINCE TO: 241000 WUHU, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120619 Address after: 241000 Wuhu Machinery Industry Park, Wuhu, Anhui Patentee after: Delixi Electric (Wuhu) Co., Ltd. Address before: 310023 Hangzhou, Zhejiang Province, leaving town stay and Road No. 98 Patentee before: Hangzhou Xizi Group Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110810 |
|
| CX01 | Expiry of patent term |