CN202535009U - Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor - Google Patents
Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor Download PDFInfo
- Publication number
- CN202535009U CN202535009U CN2012201684758U CN201220168475U CN202535009U CN 202535009 U CN202535009 U CN 202535009U CN 2012201684758 U CN2012201684758 U CN 2012201684758U CN 201220168475 U CN201220168475 U CN 201220168475U CN 202535009 U CN202535009 U CN 202535009U
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- aluminium alloy
- heat
- strength steel
- strain clamp
- resisting
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Abstract
The utility model discloses a strain clamp for a clearance type ultra heat-resistant capacity-increase aluminium alloy conductor. The strain clamp comprises a heat-resistant aluminum alloy external bushing, a high-strength steel anchor, a high-strength steel core core-clamp device and a jumper wire clamp; one end of the heat-resistant aluminum alloy bushing is welded with a current-guiding plate, and the jumper wire clamp is connected with the current-guiding plate through a bolt; the high-strength steel anchor which is mounted inside the end of the heat-resistant aluminum alloy bushing where the current-guiding plate is arranged is connected with the high-strength steel core core-clamp device through screw thread; the surface of one end of the high-strength steel anchor is provided with a semi-hollow column body with inner thread, wherein the surface of the semi-hollow column body is provided with spiral compression grooves, and the other end is provided with a circular barrier; and the left side of the circular barrier is connected with a pull ring provided with a long through hole. According to the strain clamp provided by the utility model, a unique technique of double-layer press-fit fixation is adopted; and the strain clamp is advantaged in improved grip strength, no damage on an aluminum layer of the conductor as well as capability of protecting the conductor and satisfying heat-resistant property of the conductor with a long-term operation temperature more that 210 DEG C, transmission quantity increased by 2.5 times and improve service life.
Description
Technical field
The utility model relates to the technical field of electric armour clamps such as being used for built on stilts transmission & distribution power transformation circuit and transformer station, is specifically related to the ultra 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.It is particularly important how to solve the more transmission of electric energy of ability.The way that solves at present mainly contain increase with the loop of tower, build compact line, use novel compatibilized lead etc.And the ultra 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 ℃ of following continuous services; Ampacity is 2.2 times with the uiform section plain conductor; Need not change the tower bar, utilize original transmission of electricity corridor just can reach the increase-volume purpose, and can economize on resources, reduce labour intensity, protection environment.
As center load part, superalloy is filled heat-resisting lubricating oil as mainly at fluid to above-mentioned novel conductive wire in the gap between steel core and aluminium alloy with the extra-heavy galvanized steel.The unlined aluminium alloy lead wire is done the gap of guaranteeing in echelon between steel core and the aluminium alloy, so that aluminium alloy and steel core can independently separately be moved.But common traditional gold utensil can not satisfy its instructions for use.
The utility model content
The utility model has designed the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type to the characteristics of above-mentioned novel conductive wire, and purpose is: satisfy on the shaft tower terminal to lead connect, requirement such as fixing, tension.
The technical solution of the utility model:
The ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type, it is characterized in that: said 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 said heat-resisting aluminium alloy outer tube is welded with drainage plate, and jumper clamp is connected with drainage plate through bolt; Said high strength steel anchor is installed in the inside that the heat-resisting aluminium alloy outer tube is provided with drainage plate one end, is connected with high strength steel core the core of the card device through screw thread; One end surfaces of high strength steel anchor is provided with tapped half hollow cylinder, and half hollow cylinder surface is provided with the helical compression groove, and the other end is provided with the circle retaining, and circle retaining left side connects the draw ring that has long through-hole; Said 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.
Said heat-resisting aluminium alloy outer tube adopts superalloy to process, and is the tubular cylinder of hollow via-hole, and the surface is provided with stopper slot.
Said drainage plate has four equidistance circular holes.
Said drainage plate becomes 0 ° or 15 ° with heat-resisting aluminium alloy outer tube 1 vertical direction.
Said helical compression groove is 5～20.
Said draw ring is flat-shaped ellipse.
Said high strength steel anchor is formed from steel.
Said high strength steel core the core of the card device is formed from steel.
The beneficial effect of the utility model:
The utility model adopts the fixing unique technology of double-deck crimping, effectively improves grip strength, damage wires aluminium lamination not, and guardwire satisfies the lead heat resistance simultaneously, and the long-time running temperature can reach more than 210 ℃, and transmission quantity increases 1.5 times, improves useful life.The utility model also has advantages such as mechanical strength height, water conservancy diversion is effective, the mistake coaster is smooth and easy, easy for installation, can effectively reduce labour intensity.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model high strength steel anchor structure sketch map;
Fig. 3 is the utility model high strength steel core the core of the card device structural representation.
Embodiment
Extremely shown in Figure 3 like Fig. 1: the ultra 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 said 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 through bolt 7; Said high strength steel anchor 2 is installed on the inside that heat-resisting aluminium alloy outer tube 1 is provided with drainage plate 5 one ends; Be connected with high strength steel core the core of the card device 3 through internal thread; 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, and the other end is provided with circle retaining 2-1, and circle retaining 2-1 left side connects the flat-shaped oval draw ring 2-2 that has long through-hole 2-3; Said high strength steel core the core of the card device 3 one ends 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 ends, and crimping is fixed; With the high strength steel core the core of the card device 3 after the crimping and high strength steel anchor 2 through being threaded; With the end of the high strength steel anchor that links together 2,, keep putting in place until circle retaining 2-1 place with high strength steel core the core of the card device 3 insertion drainage plates 5.Through heat-resisting aluminium alloy outer tube 1 outside crimp area is carried out crimping, the ultra heat-resisting increase-volume aluminium alloy conductor 4 of clearance type connects, fixes, strains on the terminal of iron tower the most at last then.
To sum up, the utility model produces a desired effect.
Claims (8)
1. ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of clearance type, it is characterized in that: said 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 said heat-resisting aluminium alloy outer tube is welded with drainage plate, and jumper clamp is connected with drainage plate through bolt; Said high strength steel anchor is installed in the inside that the heat-resisting aluminium alloy outer tube is provided with drainage plate one end, is connected with high strength steel core the core of the card device through screw thread; One end surfaces of high strength steel anchor is provided with tapped half hollow cylinder, and half hollow cylinder surface is provided with the helical compression groove, and the other end is provided with the circle retaining, and circle retaining left side connects the draw ring that has long through-hole; Said 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 ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1 is characterized in that: said heat-resisting aluminium alloy outer tube adopts superalloy to process, and is the tubular cylinder of hollow via-hole, and the surface is provided with stopper slot.
3. the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, it is characterized in that: said drainage plate has four equidistance circular holes.
4. the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, it is characterized in that: said drainage plate becomes 0 ° or 15 ° with heat-resisting aluminium alloy outer tube 1 vertical direction.
5. the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, it is characterized in that: said helical compression groove is 5～20.
6. the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, it is characterized in that: said draw ring is flat-shaped ellipse.
7. the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1, it is characterized in that: said high strength steel anchor is formed from steel.
8. the ultra heat-resisting increase-volume aluminium alloy conductor strain clamp of a kind of clearance type according to claim 1 is characterized in that: said high strength steel core the core of the card device is formed from steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201684758U CN202535009U (en) | 2012-04-20 | 2012-04-20 | Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201684758U CN202535009U (en) | 2012-04-20 | 2012-04-20 | Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202535009U true CN202535009U (en) | 2012-11-14 |
Family
ID=47136167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201684758U Expired - Lifetime CN202535009U (en) | 2012-04-20 | 2012-04-20 | Strain clamp for clearance type ultra heat-resistant capacity-increase aluminium alloy conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202535009U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623938A (en) * | 2012-04-20 | 2012-08-01 | 仝伟 | Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor |
| CN104821529A (en) * | 2015-05-08 | 2015-08-05 | 国网辽宁省电力有限公司盘锦供电公司 | Tension drainage wire connecting clamp |
| CN105977662A (en) * | 2016-07-13 | 2016-09-28 | 国网山东省电力公司莱芜供电公司 | Strain clamp drainage plate with temperature control heating automatic shunting and alarm apparatus |
| CN106848968A (en) * | 2017-01-13 | 2017-06-13 | 国网福建省电力有限公司 | Strain insulator pressure connecting pipe for lead wire protector |
-
2012
- 2012-04-20 CN CN2012201684758U patent/CN202535009U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623938A (en) * | 2012-04-20 | 2012-08-01 | 仝伟 | Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor |
| CN102623938B (en) * | 2012-04-20 | 2014-10-22 | 仝伟 | Strain clamp for gap-type ultra-heat-resistant capacity-increased aluminum-alloy conductor |
| CN104821529A (en) * | 2015-05-08 | 2015-08-05 | 国网辽宁省电力有限公司盘锦供电公司 | Tension drainage wire connecting clamp |
| CN105977662A (en) * | 2016-07-13 | 2016-09-28 | 国网山东省电力公司莱芜供电公司 | Strain clamp drainage plate with temperature control heating automatic shunting and alarm apparatus |
| CN106848968A (en) * | 2017-01-13 | 2017-06-13 | 国网福建省电力有限公司 | Strain insulator pressure connecting pipe for lead wire protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121114 Effective date of abandoning: 20141022 |
|
| RGAV | Abandon patent right to avoid regrant |