CN105576397A - Electric cable wiring device - Google Patents
Electric cable wiring device Download PDFInfo
- Publication number
- CN105576397A CN105576397A CN201610116498.7A CN201610116498A CN105576397A CN 105576397 A CN105576397 A CN 105576397A CN 201610116498 A CN201610116498 A CN 201610116498A CN 105576397 A CN105576397 A CN 105576397A
- Authority
- CN
- China
- Prior art keywords
- installing hole
- patch
- sleeve pipe
- thread
- bolt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 7
- 239000000956 alloy Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 abstract description 6
- 229910052802 copper Inorganic materials 0.000 abstract description 6
- 239000010949 copper Substances 0.000 abstract description 6
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 5
- 230000007704 transition Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 239000004020 conductor Substances 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/26—Connections in which at least one of the connecting parts has projections which bite into or engage the other connecting part in order to improve the contact
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
- H01R4/36—Conductive members located under tip of screw
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/60—Connections between or with tubular conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/62—Connections between conductors of different materials; Connections between or with aluminium or steel-core aluminium conductors
Landscapes
- Cable Accessories (AREA)
Abstract
The invention provides an electric cable wiring device. The electric cable wiring device comprises a cylindrical casing prepared by a high-strength aluminum alloy material, two ends of the casing are mounting holes for connection of metal cables, the mounting holes of the casing are internally provided with internal thread, the outer circumferential surface of the casing is provided with at least three thread holes communicated with the three mounting holes, the thread holes are respectively perpendicular to axial lines of the lead mounting holes, the adjacent thread holes have an included angle, the thread holes are arranged in a staggered mode, and each thread hole is in matching with a bolt. According to the electric cable wiring device, the application scope is wide, and connection of leads with cross section areas ranging from 300 to 50mm<2> can be adapted to; the device is not only suitable for aluminum leads as well as copper leads, a problem of resistance increase because of the electrochemical action during copper aluminum transition connection is solved, and electric energy loss is reduced; through the thread structures of the lead mounting holes, when a lead is compacted, a surface oxide layer of the lead is pierced to guarantee excellent electrical contact performance.
Description
Technical field
The present invention relates to electrical fitting field, refer to a kind of electric power cable termination especially.
Background technology
Common at present termination many employings crimp type copper, aluminium and copper-aluminium transition termination.The wire of different model needs the product configuring the aperture that matches, and causes cost to increase and very flexible; Can only be that copper termination is connected with copper conductor, al wiring device is connected with aluminum conductor, poor universality.Copper-aluminium transition type termination is often because problems of welded quality and electrochemical reaction cause welding position to rupture, burn, poor stability; Special compression device is needed when crimp type termination is installed in addition, especially amass with heavy in section when wire is connected and need heavy compression equipment, very inconvenience is installed at the construction field (site), and when being installed by compression device, the compression stress difference that human factor causes causes installation reliability unstable, easily occurs wire malcompression or the impaired situation of termination.
Summary of the invention
The present invention proposes a kind of electric power cable termination, can in connection certain limit the wire of different model, and can make effectively to transform between copper aluminum steel.
Technical scheme of the present invention is achieved in that a kind of electric power cable termination, comprise the columnar sleeve pipe that a high-strength aluminum alloy material is made, sleeve pipe two ends are the installing hole for wire rope access, internal thread is provided with in the installing hole of sleeve pipe, described sleeve pipe outer round surface has at least three screwed holes be communicated with installing hole, screwed hole all perpendicular to the axial line of wire installing hole and adjacent two to have angle mutually and staggered, each screwed hole all has a bolt mated with it; Also be provided with the patch mated with it in described installing hole, and each patch length is the half of sleeve pipe, described patch longitudinal section is fan arc, and patch inner surface is evenly placed with profile of tooth groove vertically; The sectional area of described installing hole is 300 ~ 500mm
2.
As preferably, the port of described installing hole all has a groove, and this groove is positioned on the medial surface away from screwed hole, and the extrados of patch near end position be provided with one with the boss of matching grooves.
As preferably, described bolt, for determine moment bolt, its upper portion side wall has a cannelure.
As preferably, sleeve pipe, the patch of described termination and determine moment bolt and be high-strength aluminum alloy material, and surface all adopts zinc-plated process.
Compared with prior art, the invention has the advantages that: applied range, sectional area can be adapted to from 300 ~ 500mm
2the connection of scope inside conductor.Both be applicable to aluminium material wire and be also applicable to copper material wire, and effectively can solve the problem that when copper-aluminium transition connects, under electrochemical action, resistance increases, reduce the loss of electric energy; The helicitic texture of wire installing hole can puncture conductive line surfaces oxide layer when wire is compacted, ensures good electrical contact performance; Unique texture determine moment bolt, ensure that constant contact lower wire and termination good electrically connect performance, and only need to install with the box spanner of routine, not need special compression device; Structure of the present invention is simple, easy for installation, production cost is lower.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of this practical electric power cable termination assembly;
Fig. 2 is the structural representation of the present invention when disassembling.
In figure: 1, sleeve pipe; 2, installing hole; 3, screwed hole; 4, moment bolt is determined; 5, groove; 6, patch; 7, boss.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment: see Fig. 1 and Fig. 2, a kind of electric power cable termination, comprise the columnar sleeve pipe 1 that a high-strength aluminum alloy material is made, sleeve pipe 1 two ends are the installing hole 2 for wire rope access, internal thread is provided with in the installing hole 2 of sleeve pipe 1, described sleeve pipe 1 outer round surface has at least three screwed holes 3 be communicated with installing hole 2, screwed hole 3 all perpendicular to the axial line of wire installing hole 2 and adjacent two to have angle mutually and staggered, each screwed hole 3 all has a bolt mated with it; Also be provided with the patch 6 mated with it in described installing hole 2, and each patch 6 length is the half of sleeve pipe 1, described patch 6 longitudinal section is fan arc, and patch 6 inner surface is evenly placed with profile of tooth groove vertically; The sectional area of described installing hole 2 is 300 ~ 500mm
2.
As preferably, the port of described installing hole 2 all has a groove 5, and this groove 5 is positioned on the medial surface away from screwed hole 3, and the extrados of patch 6 is provided with a boss 7 mated with groove 5 near end position.
As preferably, described bolt, for determine moment bolt 4, its upper portion side wall has a cannelure.
As preferably, sleeve pipe 1, the patch 6 of described termination and determine moment bolt 4 and be high-strength aluminum alloy material, and surface all adopts zinc-plated process.
In use procedure, patch 6 is put into the installing hole 2 of sleeve pipe 1, allow the boss 7 on patch 6 coordinate with the groove 5 of sleeve pipe 1 port position, thus effectively prevent patch 6 horizontal and vertical movement in sleeve pipe 1; End exposed for two wires is filled in above the patch 6 at sleeve pipe 1 two ends respectively, screw in corresponding screwed hole 3 respectively by determining moment bolt 4 again, multiplely determine moment bolt 4 and form an angle mutually and be staggered, carry out conflict to wire from different perspectives respectively to compress, determine moment bolt 4 and patch 6 multiple tracks masterpiece and be used for wire, thus make wire more firm in the installing hole 2 of sleeve pipe 1.
Determine moment bolt 4 has a darker cannelure, when twisting the moment of determine moment bolt 4 and reaching prescribed level, determine moment bolt 4 general and annularly rupture at groove place, thus by conductor wire end lock section extremely in sleeve pipe 1; Unique texture determine moment bolt 4, ensure that constant contact lower wire and termination good electrically connect performance, and only need to install with the box spanner of routine, not need special compression device.
The internal thread of wire installing hole 2 and the profile of tooth groove structure of patch 6 can allow wire when compacted, puncture conductive line surfaces oxide layer, ensure good electrical contact performance.
Applied range of the present invention, can be adapted to sectional area from 300 ~ 500mm
2the connection of scope inside conductor.Both be applicable to aluminium material wire and be also applicable to copper material wire, and effectively can solve the problem that when copper-aluminium transition connects, under electrochemical action, resistance increases, reduce the loss of electric energy; The helicitic texture of wire installing hole 2 can puncture conductive line surfaces oxide layer when wire is compacted, ensures good electrical contact performance; Unique texture determine moment bolt 4, ensure that constant contact lower wire and termination good electrically connect performance, and only need to install with the box spanner of routine, not need special compression device; Structure of the present invention is simple, easy for installation, production cost is lower.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. an electric power cable termination, it is characterized in that: comprise the columnar sleeve pipe (1) that a high-strength aluminum alloy material is made, sleeve pipe (1) two ends are the installing hole (2) for wire rope access, internal thread is provided with in the installing hole (2) of sleeve pipe (1), described sleeve pipe (1) outer round surface has at least three screwed holes (3) be communicated with installing hole (2), screwed hole (3) all perpendicular to the axial line of wire installing hole (2) and adjacent two to have angle mutually and staggered, each screwed hole (3) all has a bolt mated with it; Also be provided with the patch (6) mated with it in described installing hole (2), and each patch (6) length is the half of sleeve pipe (1), described patch (6) longitudinal section is fan arc, and patch (6) inner surface is evenly placed with profile of tooth groove vertically; The sectional area of described installing hole (2) is 300 ~ 500mm
2.
2. electric power cable termination according to claim 1, it is characterized in that: the port of described installing hole (2) all has a groove (5), this groove (5) is positioned on the medial surface away from screwed hole (3), and the extrados of patch (6) is provided with a boss (7) mated with groove (5) near end position.
3. electric power cable termination according to claim 1 and 2, is characterized in that: described bolt, for determine moment bolt (4), its upper portion side wall has a cannelure.
4. electric power cable termination according to claim 3, is characterized in that: sleeve pipe (1), the patch (6) of described termination and determine moment bolt (4) and be high-strength aluminum alloy material, and surface all adopts zinc-plated process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610116498.7A CN105576397A (en) | 2016-03-02 | 2016-03-02 | Electric cable wiring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610116498.7A CN105576397A (en) | 2016-03-02 | 2016-03-02 | Electric cable wiring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105576397A true CN105576397A (en) | 2016-05-11 |
Family
ID=55886270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610116498.7A Pending CN105576397A (en) | 2016-03-02 | 2016-03-02 | Electric cable wiring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105576397A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106952681A (en) * | 2017-03-30 | 2017-07-14 | 陈欣 | Lightning-protective cable and its processing technology |
| EP3246992A1 (en) * | 2016-05-20 | 2017-11-22 | Societe Industrielle de Construction d'Appareils et de Materiel Electriques | Connection device for a terminal section of an electric cable |
| CN109921203A (en) * | 2019-03-21 | 2019-06-21 | 青岛信隆德电气有限公司 | A kind of Wire tap-off unit |
| CN114171943A (en) * | 2021-11-17 | 2022-03-11 | 广西电网有限责任公司南宁供电局 | Multiform wire termination |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5821463A (en) * | 1996-06-14 | 1998-10-13 | The Whitaker Corporation | Mechanical connector splice for cable |
| CN202977770U (en) * | 2012-12-14 | 2013-06-05 | 重庆德普电气有限公司 | Lead connecting terminal with large section area |
| CN103782451A (en) * | 2011-09-07 | 2014-05-07 | 泰科电子公司 | Electrical connector, insert for electrical connector, and electrical assembly |
| CN205406764U (en) * | 2016-03-02 | 2016-07-27 | 国网山东省电力公司蓬莱市供电公司 | Electric power cable termination |
-
2016
- 2016-03-02 CN CN201610116498.7A patent/CN105576397A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5821463A (en) * | 1996-06-14 | 1998-10-13 | The Whitaker Corporation | Mechanical connector splice for cable |
| CN103782451A (en) * | 2011-09-07 | 2014-05-07 | 泰科电子公司 | Electrical connector, insert for electrical connector, and electrical assembly |
| CN202977770U (en) * | 2012-12-14 | 2013-06-05 | 重庆德普电气有限公司 | Lead connecting terminal with large section area |
| CN205406764U (en) * | 2016-03-02 | 2016-07-27 | 国网山东省电力公司蓬莱市供电公司 | Electric power cable termination |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3246992A1 (en) * | 2016-05-20 | 2017-11-22 | Societe Industrielle de Construction d'Appareils et de Materiel Electriques | Connection device for a terminal section of an electric cable |
| FR3051606A1 (en) * | 2016-05-20 | 2017-11-24 | Soc Ind De Construction D'appareils Et De Materiel Electriques | CONNECTING DEVICE FOR A TRUNK TERMINAL OF ELECTRIC CABLE |
| CN106952681A (en) * | 2017-03-30 | 2017-07-14 | 陈欣 | Lightning-protective cable and its processing technology |
| CN109921203A (en) * | 2019-03-21 | 2019-06-21 | 青岛信隆德电气有限公司 | A kind of Wire tap-off unit |
| CN114171943A (en) * | 2021-11-17 | 2022-03-11 | 广西电网有限责任公司南宁供电局 | Multiform wire termination |
| CN114171943B (en) * | 2021-11-17 | 2023-08-11 | 广西电网有限责任公司南宁供电局 | Multi-form wire connection device |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160511 |
|
| RJ01 | Rejection of invention patent application after publication |