CN103779072B - screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor - Google Patents
screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor Download PDFInfo
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- CN103779072B CN103779072B CN201410038899.6A CN201410038899A CN103779072B CN 103779072 B CN103779072 B CN 103779072B CN 201410038899 A CN201410038899 A CN 201410038899A CN 103779072 B CN103779072 B CN 103779072B
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- wire terminal
- screw
- fixed
- upper cover
- stud
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- 239000003990 capacitor Substances 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 238000012856 packing Methods 0.000 claims description 11
- 239000000741 silica gel Substances 0.000 claims description 11
- 229910002027 silica gel Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
A kind of screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor, described screw auxiliary fixing structure includes: wire terminal, the wire terminal upper cover matched with wire terminal, described wire terminal upper cover set is pressed on described wire terminal, described wire terminal upper cover has columnar hollow structure, the fixed screw being positioned at columnar hollow inside configuration is fixed with wire terminal by the screw hole of columnar hollow structural base, fixing covering is at the screw cap of described wire terminal upper lid surface, described screw cap has screw corresponding to the position of columnar hollow structural openings and turns hole, and described screw turns the diameter diameter less than the nut of fixed screw in hole.During unscrewing fixed screw, it is avoided that screw falls into the inside of electronic product, does not interferes with assembly schedule.
Description
Technical field
The present invention relates to assemble supplementary structure, particularly to a kind of screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor.
Background technology
On the assembly line of electronic product, general utilization electric screw driver fixes screw.But, owing to the structure of electronic product is less, some need the locational space of fixed screw the narrowest and small so that screw cannot vertically be locked.And existing electronic product typically requires external cord, described external cord is screwed on Binding post/stud, owing to external cord is attached after typically assembling product completes again, therefore, formerly unscrew screw, after Binding post/stud is inserted into external cord, during tightening screw again, unscrew screw due to electric screw driver to easily cause screw and fly out screw, the screw particularly flown out falls into the inside of electronic product, only whole product is taken apart and could take out screw, assembly schedule can be had a strong impact on.
Summary of the invention
The problem that the present invention solves is to provide a kind of screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor, is avoided that screw in an assembling process falls into the inside of product, does not interferes with assembly schedule.
For solving the problems referred to above, embodiments provide a kind of screw auxiliary fixing structure, including: wire terminal, the wire terminal upper cover matched with wire terminal, described wire terminal upper cover set is pressed on described wire terminal, described wire terminal upper cover has columnar hollow structure, the fixed screw being positioned at columnar hollow inside configuration is fixed with wire terminal by the screw hole of columnar hollow structural base, fixing covering is at the screw cap of described wire terminal upper lid surface, described screw cap has screw corresponding to the position of columnar hollow structural openings and turns hole, and described screw turns the diameter diameter less than the nut of fixed screw in hole.
Optionally, fixed by fitting recess between described wire terminal upper cover and wire terminal.
Optionally, described wire terminal includes Binding post/stud and wire terminal module, and described Binding post/stud is positioned at wire terminal module, and described wire terminal upper cover set is pressed in wire terminal module and Binding post/stud is fixed in wire terminal module.
Optionally, described wire terminal upper cover includes the Part I near wire terminal and the Part II away from wire terminal, the shape of described Part I is corresponding with the shape of Binding post/stud, and there is hollow groove, the size being slightly larger in dimension than Binding post/stud of described hollow groove, utilize described hollow groove casing pressure wire terminal, there is in described Part II columnar hollow structure, be used for placing fixed screw.
Optionally, the length of described fixed screw is more than the height of columnar hollow structure.
Optionally, described columnar hollow structure includes the first hollow structure of cylinder and in inverted cone and be positioned at the second hollow structure bottom the first hollow structure.
The embodiment of the present invention additionally provides a kind of low-voltage intelligent power capacitor, including: it is connected to the wire terminal on low voltage power capacitor lamina tecti, the wire terminal upper cover matched with wire terminal, described wire terminal upper cover set is pressed on described wire terminal, described wire terminal upper cover has columnar hollow structure, the fixed screw being positioned at columnar hollow inside configuration is fixed with wire terminal by the screw hole of columnar hollow structural base, it is fixed on the screw cap on described low voltage power capacitor lamina tecti, described screw cap covers to be had screw at described wire terminal outer cap surface and described screw cap corresponding to the position of columnar hollow structural openings and turns hole, and described screw turns the diameter diameter less than the nut of fixed screw in hole.
Optionally, described wire terminal includes Binding post/stud and wire terminal module, and described Binding post/stud is positioned at wire terminal module, and described wire terminal upper cover set is pressed in wire terminal module and Binding post/stud is fixed in wire terminal module.
Optionally, also include being positioned at the silica gel sealing packing ring at the low voltage power capacitor lamina tecti back side, nut, utilize described silica gel sealing packing ring, nut and Binding post/stud wire terminal module to be fixed with low voltage power capacitor lamina tecti.
Optionally, the length of described fixed screw is more than the height of columnar hollow structure.
Compared with prior art, the technical program has the advantage that
Described screw cap has screw corresponding to the position of columnar hollow structural openings and turns hole, and described screw turns the diameter that the diameter in hole is slightly less than the nut of fixed screw.Turning hole by described screw, bottle opener can tighten or unscrew fixed screw, but owing to screw turns the diameter that the diameter in hole is slightly less than the nut of fixed screw, be avoided that screw falls into the inside of electronic product, do not interfere with assembly schedule during unscrewing.
Accompanying drawing explanation
Fig. 1 is the fractionation structural representation of the low-voltage intelligent power capacitor of the embodiment of the present invention；
Fig. 2 is the cross-sectional view of the low-voltage intelligent power capacitor of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings, by specific embodiment, technical scheme is carried out clear, complete description.
Refer to Fig. 1 and Fig. 2, Fig. 1 is the fractionation structural representation of the low-voltage intelligent power capacitor of the embodiment of the present invention, Fig. 2 is the cross-sectional view of the low-voltage intelligent power capacitor of the embodiment of the present invention, including: capacitor lamina tecti 1, it is positioned at the wire terminal module 2 in capacitor lamina tecti 1 front, it is positioned at the Binding post/stud 3 of described wire terminal module 2, described wire terminal module 2 and Binding post/stud 3 constitute wire terminal, and described wire terminal for being connected to described low-voltage intelligent power capacitor by external cable.Described described wire terminal is zero terminal in the present embodiment, is used for connecting zero line.In other embodiments, described wire terminal can be with line ground wire, live wire etc..
The position of described wire terminal module 2 and capacitor lamina tecti 1 correspondence has stud bolt hole, described Binding post/stud 3 utilizes silica gel sealing packing ring 8, nut 10 to fix through described stud bolt hole at the back side of capacitor lamina tecti 1, described silica gel sealing packing ring 8, nut 10 and Binding post/stud 3 is utilized wire terminal module to be fixed with low voltage power capacitor lamina tecti so that described zero line is linked into inside low-voltage intelligent power capacitor.Simultaneously because silica gel sealing packing ring 8 is placed between nut 10 and capacitor lamina tecti 1, utilize silica gel sealing packing ring 8 retractility and ductility, eliminate Binding post/stud 3 and capacitor lamina tecti 1 gap, reach zero clearance, also act preferable sealing function；For the capacitor of oil formula, can effectively prevent the fluid of capacitor internal from overflowing from terminal hole；Utilize the elasticity of silica gel sealing packing ring 8 simultaneously, here serve the effect of spring shim, there is the effect preferably preventing nut 10 from loosening.In the present embodiment, between described silica gel sealing packing ring 8 and nut 10, also there is epoxy pad 9, buffering effect can be improved and alleviate silica gel sealing packing ring 8 aging contacted with nut 10.
In the present embodiment, described Binding post/stud 3 is square, and the stud receiving position of described wire terminal module 2 is square so that when butted line stud 3 is fixed, will not rotate along with nut 10 and rotate, be conducive to improving packaging efficiency.
Described wire terminal upper cover 5 set is pressed on described wire terminal so that described wire terminal upper cover 5, Binding post/stud 3, wire terminal module 2 position are fixed.In the present embodiment, fixed by fitting recess between described wire terminal upper cover 5 and wire terminal.Described fitting recess is dovetail draw-in groove or vertical clamping slot.Utilize described fitting recess to make between wire terminal upper cover 5 and wire terminal to be not easy to drop, thus when utilizing electric screw driver to unscrew screw, screw will not drop from wire terminal upper cover 5, thus avoids the risk that screw in an assembling process falls into the inside of electronic product.
Described wire terminal upper cover 5 includes the Part I near wire terminal and the Part II away from wire terminal, the shape of described Part I is corresponding with the shape of Binding post/stud, in the present embodiment, described Part I is square, and there is square hollow groove, the size being slightly larger in dimension than Binding post/stud of described hollow groove, square Binding post/stud is pushed down for set, make described wire terminal upper cover 5 and the Binding post/stud 3 will not relative movement, even if later use electric screw driver unscrews screw, also wire terminal upper cover 5 will not be made to fly out Binding post/stud 3, thus avoid the risk that screw in an assembling process falls into the inside of electronic product.There is in described Part II columnar hollow structure, for placing fixed screw 6, and the bottom of described columnar hollow structure has screw hole, fixed screw 6 is screwed with Binding post/stud by described screw hole so that the zero line being inserted in Binding post/stud is fixed by fixed screw.
In the present embodiment, described columnar hollow structure is a cylindrical hollow configuration.In other embodiments, described columnar hollow structure can also include the first hollow structure of cylinder and in inverted cone and be positioned at the second hollow structure bottom the first hollow structure, owing to the height of described columnar hollow structure is bigger, during assembling, fixed screw 6 is not easy through screw hole, hence with described in inverted cone and be positioned at the second hollow structure bottom the first hollow structure and be conducive to fixed screw 6 through screw hole, be conducive to improving efficiency of assembling.
In the present embodiment, it is coated with screw cap 4 on described wire terminal upper cover 5 surface, described screw cap 4 utilizes screw or buckle to be fixed on capacitor lamina tecti 1 or wire terminal module 2, screw cap 4 is made to push down the columnar hollow structural openings of wire terminal upper cover 5 firmly, the top of screw cap 4 contacts with the top of wire terminal upper cover 5 or both size being smaller than fixed screw 6 so that fixed screw will not fly out.Described screw cap 4 has screw corresponding to the position of columnar hollow structural openings and turns hole, and described screw turns the diameter that the diameter in hole is slightly less than the nut of fixed screw.Turning hole by described screw, bottle opener can tighten or unscrew fixed screw 6, but owing to screw turns the diameter that the diameter in hole is slightly less than the nut of fixed screw, be avoided that screw falls into the inside of electronic product, do not interfere with assembly schedule during unscrewing.
In the present embodiment, the length of described fixed screw 6 is more than the height of columnar hollow structure, and described wire terminal upper lid surface is coated with screw cap 4, screw turns the diameter diameter less than the nut of fixed screw in hole, even if turn on fixed screw 6, fixed screw 6 always wire terminal upper cover 5 columnar hollow inside configuration without deviating from, thus really realize fixed screw 6 Anti-fall, and fixed screw 6 is all the time through the screw hole of bottom of columnar hollow structure, need not realign screw when fixed screw 6 is tightened again and turn hole, be conducive to improving efficiency of assembling.
In the present embodiment, described low-voltage intelligent power capacitor is additionally provided with roof module 7 on capacitor lamina tecti 1, utilize described roof module 7 that the various devices on capacitor lamina tecti 1, electricity structure etc. are packaged, and described roof module 7 has the second screw corresponding to the position of fixed screw 6 and turns hole, turn hole by described second screw and screw turn hole and tightens fixed screw 6 or unscrew, and described second screw turn the diameter in hole can be more than or less than the diameter of nut of fixed screw.In other embodiments, screw cap can not also be installed, described roof module 7 is pressed on the opening of columnar hollow structure as screw cap, and described second screw turns the diameter diameter less than the nut of fixed screw in hole, equally realize avoiding screw in an assembling process to fall into the inside of electronic product, do not interfere with assembly schedule.
Although the present invention is open as above with preferred embodiment; but it is not for limiting the present invention; any those skilled in the art are without departing from the spirit and scope of the present invention; technical solution of the present invention is made possible variation and amendment by the method and the technology contents that may be by the disclosure above; therefore; every content without departing from technical solution of the present invention; any simple modification, equivalent variations and the modification made above example according to the technical spirit of the present invention, belongs to the protection domain of technical solution of the present invention.
Claims (7)
- null1. a screw auxiliary fixing structure，It is characterized in that，Including: wire terminal、The wire terminal upper cover matched with wire terminal，Described wire terminal upper cover set is pressed on described wire terminal，Described wire terminal upper cover has columnar hollow structure，The fixed screw being positioned at columnar hollow inside configuration is fixed with wire terminal by the screw hole of columnar hollow structural base，Fixing covering is at the screw cap of described wire terminal upper lid surface，Described screw cap has screw corresponding to the position of columnar hollow structural openings and turns hole，And described screw turns the diameter diameter less than the nut of fixed screw in hole，Described wire terminal includes Binding post/stud and wire terminal module，Described Binding post/stud is positioned at wire terminal module，Described wire terminal upper cover set is pressed in wire terminal module and Binding post/stud is fixed in wire terminal module，Described wire terminal upper cover includes the Part I near wire terminal and the Part II away from wire terminal，The shape of described Part I is corresponding with the shape of Binding post/stud，And there is hollow groove，The size being slightly larger in dimension than Binding post/stud of described hollow groove，Utilize described hollow groove casing pressure wire terminal，There is in described Part II columnar hollow structure，For placing fixed screw.
- 2. screw auxiliary fixing structure as claimed in claim 1, it is characterised in that fixed by fitting recess between described wire terminal upper cover and wire terminal.
- 3. screw auxiliary fixing structure as claimed in claim 1, it is characterised in that the length of described fixed screw is more than the height of columnar hollow structure.
- 4. screw auxiliary fixing structure as claimed in claim 1, it is characterised in that described columnar hollow structure includes the first hollow structure of cylinder and in inverted cone and be positioned at the second hollow structure bottom the first hollow structure.
- null5. a low-voltage intelligent power capacitor，It is characterized in that，Including: it is connected to the wire terminal on low voltage power capacitor lamina tecti、The wire terminal upper cover matched with wire terminal，Described wire terminal upper cover set is pressed on described wire terminal，Described wire terminal upper cover has columnar hollow structure，The fixed screw being positioned at columnar hollow inside configuration is fixed with wire terminal by the screw hole of columnar hollow structural base，It is fixed on the screw cap on described low voltage power capacitor lamina tecti，Described screw cap covers to be had screw at described wire terminal upper lid surface and described screw cap corresponding to the position of columnar hollow structural openings and turns hole，And described screw turns the diameter diameter less than the nut of fixed screw in hole，Described wire terminal includes Binding post/stud and wire terminal module，Described Binding post/stud is positioned at wire terminal module，Described wire terminal upper cover set is pressed in wire terminal module and Binding post/stud is fixed in wire terminal module，Described wire terminal upper cover includes the Part I near wire terminal and the Part II away from wire terminal，The shape of described Part I is corresponding with the shape of Binding post/stud，And there is hollow groove，The size being slightly larger in dimension than Binding post/stud of described hollow groove，Utilize described hollow groove casing pressure wire terminal，There is in described Part II columnar hollow structure，For placing fixed screw.
- 6. low-voltage intelligent power capacitor as claimed in claim 5, it is characterized in that, also include being positioned at the silica gel sealing packing ring at the low voltage power capacitor lamina tecti back side, nut, utilize described silica gel sealing packing ring, nut and Binding post/stud wire terminal module to be fixed with low voltage power capacitor lamina tecti.
- 7. low-voltage intelligent power capacitor as claimed in claim 5, it is characterised in that the length of described fixed screw is more than the height of columnar hollow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410038899.6A CN103779072B (en) | 2014-01-27 | 2014-01-27 | screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410038899.6A CN103779072B (en) | 2014-01-27 | 2014-01-27 | screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103779072A CN103779072A (en) | 2014-05-07 |
| CN103779072B true CN103779072B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410038899.6A Active CN103779072B (en) | 2014-01-27 | 2014-01-27 | screw auxiliary fixing structure and corresponding low-voltage intelligent power capacitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN103779072B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0403531B1 (en) * | 1988-03-04 | 1996-01-24 | Raychem Corporation | Telecommunications terminal block |
| CN201340918Y (en) * | 2008-12-30 | 2009-11-04 | 邹海平 | Wall switch wire holder |
| CN102664317A (en) * | 2012-05-28 | 2012-09-12 | 深圳市思科赛德电子科技有限公司 | Wiring terminal for preventing screw from falling off and wire holder thereof |
| CN202721287U (en) * | 2012-09-06 | 2013-02-06 | 宁波环球广电科技有限公司 | Binding post |
| CN103326146A (en) * | 2012-03-22 | 2013-09-25 | 厦门强力巨彩光电科技有限公司 | Magnetic electric wire tool |
| CN203706849U (en) * | 2014-01-27 | 2014-07-09 | 浙江南德电气有限公司 | Screw auxiliary fixation structure and corresponding low voltage intelligent power capacitor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983426A (en) * | 2012-11-23 | 2013-03-20 | 宁波环球广电科技有限公司 | Wiring post |
-
2014
- 2014-01-27 CN CN201410038899.6A patent/CN103779072B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0403531B1 (en) * | 1988-03-04 | 1996-01-24 | Raychem Corporation | Telecommunications terminal block |
| CN201340918Y (en) * | 2008-12-30 | 2009-11-04 | 邹海平 | Wall switch wire holder |
| CN103326146A (en) * | 2012-03-22 | 2013-09-25 | 厦门强力巨彩光电科技有限公司 | Magnetic electric wire tool |
| CN102664317A (en) * | 2012-05-28 | 2012-09-12 | 深圳市思科赛德电子科技有限公司 | Wiring terminal for preventing screw from falling off and wire holder thereof |
| CN202721287U (en) * | 2012-09-06 | 2013-02-06 | 宁波环球广电科技有限公司 | Binding post |
| CN203706849U (en) * | 2014-01-27 | 2014-07-09 | 浙江南德电气有限公司 | Screw auxiliary fixation structure and corresponding low voltage intelligent power capacitor |
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| Publication number | Publication date |
|---|---|
| CN103779072A (en) | 2014-05-07 |
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Address after: Room 1103-1, 11th Floor, Building 1, Aoqiang Building, No. 6 Xiyuan Fifth Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee after: Zhejiang Nande Electric Group Co.,Ltd. Address before: No. 21, Sujiaba, Lubanqiao, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee before: ZHEJIANG NANDA ELECTRICAL Co.,Ltd. |