CN102623938B - Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor - Google Patents
Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor Download PDFInfo
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- CN102623938B CN102623938B CN201210116523.3A CN201210116523A CN102623938B CN 102623938 B CN102623938 B CN 102623938B CN 201210116523 A CN201210116523 A CN 201210116523A CN 102623938 B CN102623938 B CN 102623938B
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Abstract
The invention discloses a strain clamp for a gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor. The conductor strain clamp comprises a heat-resistant aluminum-alloy outer bushing, a high-strength steel anchor, a high-strength steel core clamping device and a jumper clamp; a drainage board is welded on one end of the heat-resistant aluminum-alloy outer bushing, and the jumper clamp is connected with the drainage board through a bolt; the high-strength steel anchor is installed inside the drainage-board-mounted end of the heat-resistant aluminum alloy outer bushing and is connected with the high-strength steel core clamping device through threads; a semi-hollow cylinder body with inner threads is arranged on one end surface of the high-strength steel anchor, a spiral compression groove is arranged on the surface of the semi-hollow cylinder body, a circular retainer is arranged on the other end of the high-strength steel anchor, and the left side of the circular retainer is connected with a pull ring with a long through hole. By adopting a unique process of dual-layer press-fit fixation, the grasping strength can be improved, an aluminum layer of the conductor is free from being damaged, the conductor can be protected, simultaneously the heat resistance of the conductor can be met, the long-term running temperature of the conductor can reach more than 210 DEG C, the transmission quantity can be increased by 1.5 times, and the service life can be improved.
Description
Technical field
The present invention relates to the technical field for electric armour clamps such as built on stilts transmission & distribution power transformation circuit and transformer stations, be specifically related to the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type.
Background technology
Along with the high speed development of power grid construction and need for electricity, the existing overhead transmission line corridor growing tension that seems.How to solve the more transmission of electric energy of energy particularly important.At present solution mainly contains the loop that increases with tower, builds compact line, applies novel compatibilized wire etc.And the super heat-resisting increase-volume aluminium alloy conductor of clearance type is one of a kind of novel heat-resisting increase-volume aluminium alloy conductor; the highest can be at 210 ℃ continuous service; ampacity is 2.2 times of same uiform section plain conductor; do not needing to change tower bar, utilizing original transmission of electricity corridor just can reach increase-volume object, and can economize on resources, reduce labour intensity, protection of the environment.
Above-mentioned novel conductive wire is usingd extra-heavy galvanized steel as center load part, and superalloy at fluid, is filled heat-resisting lubricating oil as mainly in the gap between steel core and aluminium alloy.Unlined aluminium alloy lead wire is done the gap of guaranteeing in echelon between steel core and aluminium alloy, to aluminium alloy and steel core can independently be moved separately.But common traditional gold utensil can not meet its instructions for use.
Summary of the invention
The present invention is directed to the feature of above-mentioned novel conductive wire, designed the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type, object is: meet in shaft tower terminal to wire connect, the requirement such as fixing, tension.
Technical solution of the present invention:
The super heat-resisting increase-volume aluminium alloy conductor strain clamp of clearance type, is characterized in that: described conductor strain clamp comprises heat-resisting aluminium alloy outer tube, high strength steel anchor, high-strength steel core the core of the card device and jumper clamp; One end of described heat-resisting aluminium alloy outer tube is welded with drainage plate, and jumper clamp is connected with drainage plate by bolt; Described high strength steel anchor is arranged on the inside that heat-resisting aluminium alloy outer tube arranges drainage plate one end, by screw thread, is connected with high-strength steel core the core of the card device; One end surfaces of high strength steel anchor is provided with tapped half hollow cylinder, and half hollow cylinder surface is provided with helical compression groove, and the other end is provided with circle gear, and circle gear left side connects the draw ring with long through-hole; Described high-strength steel core the core of the card device one end is provided with hollow half through hole cylinder, and the other end is provided with external screw thread.
Described heat-resisting aluminium alloy outer tube adopts superalloy to make, and is the tubular cylinder of hollow via-hole, and surface is provided with stopper slot.
Described drainage plate is with four equidistant circular holes.
Described drainage plate becomes 0 ° or 15 ° with heat-resisting aluminium alloy outer tube 1 vertical direction.
Described helical compression groove is 5～20.
Described draw ring is flat-shaped ellipse.
Described high strength steel anchor is formed from steel.
Described high-strength steel core the core of the card device is formed from steel.
Beneficial effect of the present invention:
The present invention adopts the fixing Particular craft of double-deck crimping, effectively improves grip strength, damage wires aluminium lamination not, and guardwire meets wire heat resistance simultaneously, and long-time running temperature can reach more than 210 ℃, and transmission quantity increases 1.5 times, improves useful life.The present invention also has the advantages such as mechanical strength is high, water conservancy diversion is effective, mistake coaster is smooth and easy, easy for installation, can effectively reduce labour intensity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is high strength steel anchor structure schematic diagram of the present invention;
Fig. 3 is high-strength steel core the core of the card device structural representation of the present invention.
Embodiment
As shown in Figure 1 to Figure 3: the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type comprises heat-resisting aluminium alloy outer tube 1, high strength steel anchor 2, high-strength steel core the core of the card device 3 and jumper clamp 6.One end of described heat-resisting aluminium alloy outer tube 1 is welded with drainage plate 5, and drainage plate 5 becomes 0 ° or 15 ° with heat-resisting aluminium alloy outer tube 1 vertical direction, and jumper clamp 6 is connected with drainage plate 5 by bolt 7; Described high strength steel anchor 2 is installed on the inside that heat-resisting aluminium alloy outer tube 1 arranges drainage plate 5 one end, by internal thread, be connected with high-strength steel core the core of the card device 3, one end surfaces of high strength steel anchor 2 is provided with tapped half hollow cylinder 2-5, half hollow cylinder 2-5 surface is provided with 5～20 helical compression groove 2-4, the other end is provided with circle gear 2-1, and circle gear 2-1 left side connects the flat-shaped oval draw ring 2-2 with long through-hole 2-3; Described high-strength steel core the core of the card device 3 one end are provided with hollow half through hole cylinder 3-2, and the other end is provided with external screw thread 3-1.
Specific operation process:
Steel core is penetrated in high-strength steel core the core of the card device 3 one end, and crimping is fixed; High-strength steel core the core of the card device after crimping 3 and high strength steel anchor 2 are threaded connection; By one end of the high strength steel anchor 2 linking together and high-strength steel core the core of the card device 3 insertion drainage plates 5, until circle gear 2-1 place keeps putting in place.Then by the crimping district of heat-resisting aluminium alloy outer tube 1 outside is carried out to crimping, the super heat-resisting increase-volume aluminium alloy conductor 4 of clearance type connects, fixes, strains in the terminal of steel tower the most at last.
To sum up, the present invention produces a desired effect.
Claims (7)
1. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of clearance type, is characterized in that: described conductor strain clamp comprises heat-resisting aluminium alloy outer tube, high strength steel anchor, high-strength steel core the core of the card device and jumper clamp; One end of described heat-resisting aluminium alloy outer tube is welded with drainage plate, and jumper clamp is connected with drainage plate by bolt; Described high strength steel anchor is arranged on the inside that heat-resisting aluminium alloy outer tube arranges drainage plate one end, by screw thread, is connected with high-strength steel core the core of the card device; One end surfaces of high strength steel anchor is provided with tapped half hollow cylinder, and half hollow cylinder surface is provided with helical compression groove, and the other end is provided with circle gear, and circle gear left side connects the draw ring with long through-hole; Described high-strength steel core the core of the card device one end is provided with hollow half through hole cylinder, and the other end is provided with external screw thread.
2. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, is characterized in that: described heat-resisting aluminium alloy outer tube adopts superalloy to make, and is the tubular cylinder of hollow via-hole, and surface is provided with stopper slot.
3. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, is characterized in that: described drainage plate is with four equidistant circular holes.
4. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, is characterized in that: described drainage plate becomes 0 ° or 15 ° with heat-resisting aluminium alloy outer tube vertical direction.
5. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, is characterized in that: described helical compression groove is 5～20.
6. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, is characterized in that: described draw ring is flat-shaped ellipse.
7. the super heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, is characterized in that: described high-strength steel core the core of the card device is formed from steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210116523.3A CN102623938B (en) | 2012-04-20 | 2012-04-20 | Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210116523.3A CN102623938B (en) | 2012-04-20 | 2012-04-20 | Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102623938A CN102623938A (en) | 2012-08-01 |
| CN102623938B true CN102623938B (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210116523.3A Active CN102623938B (en) | 2012-04-20 | 2012-04-20 | Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529675A (en) * | 2016-01-21 | 2016-04-27 | 成都科创佳思科技有限公司 | Threading pipe clamp structure |
| CN108666956A (en) * | 2018-04-28 | 2018-10-16 | 中复碳芯电缆科技有限公司 | A kind of strands strengthening core twisted wire strain clamp |
| US10637166B1 (en) * | 2018-10-10 | 2020-04-28 | Afl Telecommunications Llc | Modular conductor connector assemblies and connecting methods |
| CN110932212B (en) * | 2019-12-13 | 2021-09-10 | 北京帕尔普线路器材有限公司 | Strain clamp for aluminum-coated carbon fiber core wire and use method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200953452Y (en) * | 2006-09-06 | 2007-09-26 | 高裕彬 | Hollow expanding lead wire and crimpting strain clamp pulling structure |
| CN101567537A (en) * | 2008-12-25 | 2009-10-28 | 江苏宇飞电力科技有限公司 | Strain clamp for JRLX/T carbon fiber leads |
| CN102237660A (en) * | 2011-06-28 | 2011-11-09 | 广州鑫源恒业电力线路器材有限公司 | Strain clamp of aluminum alloy core aluminum stranded wire |
| CN202535009U (en) * | 2012-04-20 | 2012-11-14 | 仝伟 | Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4301649B2 (en) * | 1999-08-24 | 2009-07-22 | 旭電機株式会社 | Laughing prevention type compression retention clamp |
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2012
- 2012-04-20 CN CN201210116523.3A patent/CN102623938B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200953452Y (en) * | 2006-09-06 | 2007-09-26 | 高裕彬 | Hollow expanding lead wire and crimpting strain clamp pulling structure |
| CN101567537A (en) * | 2008-12-25 | 2009-10-28 | 江苏宇飞电力科技有限公司 | Strain clamp for JRLX/T carbon fiber leads |
| CN102237660A (en) * | 2011-06-28 | 2011-11-09 | 广州鑫源恒业电力线路器材有限公司 | Strain clamp of aluminum alloy core aluminum stranded wire |
| CN202535009U (en) * | 2012-04-20 | 2012-11-14 | 仝伟 | Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor |
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| CN102623938A (en) | 2012-08-01 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170411 Address after: 223800 Kunlun Road, Suyu high tech Industrial Development Zone, Jiangsu, China, No. 88, No. Patentee after: Jiangsu Yiding Power Technology Co., Ltd. Address before: 223800 Suyu Economic Development Zone, Jiangsu, Xin'An River Road, No. 12, No. Patentee before: Tong Wei |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor Effective date of registration: 20170424 Granted publication date: 20141022 Pledgee: Bank of China Limited by Share Ltd Suqian branch Pledgor: Jiangsu Yiding Power Technology Co., Ltd. Registration number: 2017320000013 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20181127 Granted publication date: 20141022 Pledgee: Bank of China Limited by Share Ltd Suqian branch Pledgor: Jiangsu Yiding Power Technology Co., Ltd. Registration number: 2017320000013 |