CN202513525U - Strain clamp of carbon fiber photoelectric composite lead - Google Patents
Strain clamp of carbon fiber photoelectric composite lead Download PDFInfo
- Publication number
- CN202513525U CN202513525U CN2012201811645U CN201220181164U CN202513525U CN 202513525 U CN202513525 U CN 202513525U CN 2012201811645 U CN2012201811645 U CN 2012201811645U CN 201220181164 U CN201220181164 U CN 201220181164U CN 202513525 U CN202513525 U CN 202513525U
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- China
- Prior art keywords
- strain clamp
- carbon fiber
- main body
- clamp main
- strain
- 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.)
- Expired - Fee Related
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 35
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 35
- 239000002131 composite material Substances 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 150000001875 compounds Chemical class 0.000 claims description 21
- 230000005622 photoelectricity Effects 0.000 claims description 21
- 238000002788 crimping Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 239000013307 optical fiber Substances 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 229910052782 aluminium Inorganic materials 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000004411 aluminium Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 208000004141 microcephaly Diseases 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 206010009866 Cold sweat Diseases 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000012211 strain insulator Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model relates to a strain clamp of a carbon fiber photoelectric composite lead, comprising a steel anchor, a drainage plate, a drainage wire clamp and a strain clamp main body, wherein the strain clamp main body is a hollow tube, a lining tube is arranged in a radial front section in the hollow tube, and a clamping device of the carbon fiber photoelectric composite lead is arranged at one place a certain distance away from the lining tube; a hollow hole is arranged on the strain clamp main body; and spiral surrounding stripes are arranged on the outer outline of the strain clamp main body. The strain clamp disclosed by the utility model is applied to combining inner layer tension structures for connecting the carbon fiber composite cores, the carbon fiber composite cores do not need to be connected in a pressing manner and are not damaged when the strain clamp is assembled, so that the strain clamp has the advantages of simplicity in operation without loosening after assembly, strong holding force, reutilized inner structure and the like; and an optical fiber in a composite lead can be led out so that the separation of the optical fiber and the power transmission line is realized.
Description
Technical field
The utility model relates to the electric power transportation art, especially relates to a kind of electric armour clamp, the strain clamp that is specifically related in a kind of overhead transmission line and on transformer station's shaft tower the carbon fiber lead is connected, fixes, strains.
Background technology
Strain clamp is the gold utensil that is used for fixing cord on overhead power line and the electric substation's strain insulator shaft tower in the electric power system; It is connected lead with insulator string; Insulator string is connected with iron tower again; To carry the pulling force of lead, reduce the sag of lead, crucial effect is played in the safe operation of electric power system.For a long time; Said lead all adopts steel reinforced aluminium conductor, because steel reinforced aluminium conductor has magnetic loss, long-time running line loss is bigger; The degree of speeding of circuit will be increased; Bring bigger potential safety hazard for the operation of electric power system, must increase the iron tower height or reduce distance between tower, especially under the situation of system's increase-volume, just must change iron tower for eliminating this hidden danger.So, not only can increase workload, increase the iron tower root and open, reduce the greenery patches, and cause serious economy loss.Therefore, in present electric network reconstruction process, change the steel reinforced aluminium conductor of part circuit into capacity-improving conducting wires, promptly high temperature resistant, low degree of speeding carbon fiber photoelectricity compound wire.At present fixedly the strain clamp of steel core aluminium hinge line has the wire clamp main body that the aluminum pipe of connecting plate is formed by an end, the drainage wire clamp that is connected with the wire clamp main body and insert the partly interior steel anchor formation of wire clamp main body aluminum pipe.Earlier steel core aluminium hinge line is fixed with the crimping of steel anchor during installation, carried out crimping respectively in the both sides of crimping point again after putting the wire clamp main body.Anti-ecological deterioration performance is good although carbon fiber photoelectricity compound wire has, non-corrosive, not burn into not with aluminum conductor or other parts advantages such as reaction that produce electrolysis; But because carbon fiber photoelectricity compound wire is a fragile material; Under the inhomogeneous situation of radial force, be prone to cause damage to make its fracture, thereby reduce the bearing capacity of carbon fiber core along the line direction to fiber.This shows that existing strain clamp can't adapt to the strain insulator of carbon fiber photoelectricity compound wire at all to be fixed.Become this field and thirst for solving but still unsolved technical barrier.
In addition, the strain clamp that existing overhead power transmission conducting wire uses has only the effect that connects the traction lead, receives wind-force easily and swings, and also receives clammy weather to form icing easily, and then causes transmission line galloping.
Simultaneously, existing strain clamp can not be drawn the optical fiber in the photoelectricity compound wire, can't realize that light, electricity separate.
Summary of the invention
The purpose of the utility model provides a kind of carbon fiber photoelectricity compound wire strain clamp, and it is used to connect the internal layer tension structure combination of carbon fiber complex core, does not need when mounted the crimping of carbon fiber photoelectricity compound wire; Do not damage carbon fiber photoelectricity compound wire, simple to operate, do not get loose after the installation; Grip is strong; Be that the special-purpose reinforced carbon fiber photoelectricity compound wire that internal structure can reuse connects the strain clamp of anchor, and pass through to change original strain clamp profile, to reduce windage; Change strain clamp icing profile, aerodynamic profile when changing the strain clamp icing, and then reduce the transmission line galloping probability and reduce the transmission line galloping amplitude, this strain clamp can realize that optical fiber separates with transmission pressure simultaneously.
The utility model solves the technical scheme that its technical problem adopted:
A kind of carbon fiber photoelectricity compound wire strain clamp comprises the steel anchor, drainage plate; The drainage wire clamp, the strain clamp main body is characterized in that; Said strain clamp main body is the pipe of a hollow; Be provided with bushing pipe in the radially leading portion in the pipe of hollow, be provided with the clamping device of carbon fiber photoelectricity compound wire with bushing pipe place separated by a distance, the steel anchor inserts with the clamping device screw thread from the back segment port and fixes; Can be connected simultaneously with the lead composite core that clamping device fix, at the pairing strain clamp body of the step part of bushing pipe and steel anchor through hydraulic pressure and crimping is fixed in aggregates; A hollow hole is set on said strain clamp main body; The spiral surrounding striped is set on the outline of said strain clamp main body.
Said hollow hole is used in needs, drawing the fiber section of carbon fiber photoelectricity compound wire, separates to realize light, electricity.
The clamping device of above-described carbon fiber photoelectricity compound wire is made up of with the external conical sleeve with conical internal cavity the inner conical drogue of a center radial direction through hole.
The described inner conical drogue of the utility model center radial direction through hole diameter is less than the carbon fiber complex core external diameter; The inner conical drogue profile is conical; Two interspaces that the useful line of inner conical drogue cuts out, one is to hold extension to the setting of stub end direction by the cone microcephaly, but said gap has with a certain distance from stub end; Another interspace is extended by the cone major part holds setting to the microcephaly, but said gap has with a certain distance from little head end.
Above-described external conical sleeve is that a center is a conical cavity and profile is cylindrical pipe, and one the big end of diameter of the conical cavity in the external conical sleeve is provided with internal thread.
The described steel anchor of the utility model is that an end is the shaft of a ring; The said shaft other end is provided with and the identical fixing external screw thread of the internal thread of external conical sleeve; The end face of termination is provided with the lead that the concaves chamber of continuing, and between ring and external screw thread, locates to be provided with the stressed step of aluminum pipe crimping.
Above-described bushing pipe one end is provided with tapering.
Said bushing pipe front end stretches out the strain clamp main body.
The operation principle of the utility model is with one section of the aluminum conductor strip off of carbon fiber photoelectricity compound wire; The carbon fiber complex core that will expose passes bushing pipe, strain clamp main body from left to right successively until the other end that passes the strain clamp body; Penetrate the central through hole of external conical sleeve, inner conical drogue more successively, carbon fiber complex core is clamped through external conical sleeve and inner conical drogue.Again external conical sleeve and inner conical drogue integral body are pulled back to the strain clamp body.The male end of steel anchor injected in the strain clamp body from right to left screw with external conical sleeve.Bushing pipe should should leave the deformation that produces when certain interval is used for the bushing pipe crimping with external conical sleeve and inner conical drogue.Adopting hydraulic method to carry out crimping in the pairing strain clamp body exterior of the step part of bushing pipe and steel anchor then becomes one.With bolt strain clamp is connected with the drainage wire clamp at last and can accomplishes installation.Under the tension force effect of lead, inner conical drogue moves in external conical sleeve and carbon fiber complex core is held tighter, guarantees that lead is had enough grips, and its grip is not less than and is mounted carbon fiber photoelectricity compound wire and calculates 95% of pull-off force.
The utility model has the advantages that it is used to connect the internal layer tension structure combination of carbon fiber complex core, does not need when mounted the carbon fiber complex core crimping; Do not damage carbon fiber complex core; Simple to operate, do not get loose after the installation, grip is strong; The special-purpose reinforced carbon fiber photoelectricity compound wire that internal structure can reuse connects the strain clamp of anchoring, and can realize that optical fiber, transmission pressure separate.
In addition, on strain clamp body outline, be provided with around barber-pole stripes, the aerodynamic shape at this strain clamp position of spiral-shaped change, the wind-engaging cross section that strain clamp is gone up along its length constantly changes; Can also make under clammy weather that the icing profile is irregularly shaped outside the strain clamp; The cross section is changed along the hand of spiral; So that mutual interference of aerodynamic effects phase and restriction that wind-force produced, thus the condition of dancing destroyed: and its lift coefficient is reduced, and the lift coefficient curvilinear motion tends to be steady; The increase of its resistance coefficient can make lead in motion process, consume more energy, helps reducing the transmission line galloping probability and reduces the transmission line galloping amplitude.Owing to adopted such scheme, make the utility model in use, can reduce windage, and reduce the transmission line galloping probability and reduce the transmission line galloping amplitude.
Description of drawings
Fig. 1 is the organigram of the utility model.
Fig. 2 is the inner conical drogue organigram of the new type of this practicality.
Fig. 3 is the external conical sleeve organigram of the utility model.
Fig. 4 is the steel anchor organigram of the utility model.
Fig. 5 is the drainage plate organigram of the utility model.
Embodiment
According to Fig. 1,4, shown in 5, the utility model comprises steel anchor 5, drainage plate 6; Drainage wire clamp 7, the utility model particularly have strain clamp main body 1, and said strain clamp main body 1 is the pipe of hollow; Be provided with bushing pipe 4 in the leading portion radially in the pipe of hollow; Said bushing pipe 4 one ends are provided with tapering, are provided with the clamping device of carbon fiber photoelectricity compound wire with bushing pipe 4 places separated by a distance, and steel anchor 5 inserts with the clamping device screw thread from the back segment port and fixes; Can be connected simultaneously with the lead composite core that clamping device fix, at the pairing strain clamp body 1 of step part of bushing pipe 4 and steel anchor 5 through hydraulic pressure and crimping is fixed in aggregates.A hollow hole 8 is set on said strain clamp main body 1; Spiral surrounding striped (not shown) is set on the outline of said strain clamp main body 1.
According to Fig. 2, shown in 3; The clamping device of the described carbon fiber photoelectricity of the utility model compound wire is made up of with the external conical sleeve 2 with conical internal cavity the inner conical drogue 3 of a center radial direction through hole; Said inner conical drogue 3 center radial direction through hole diameters are less than the carbon fiber complex core external diameter, and the inner conical drogue profile is conical, two interspaces that inner conical drogue 3 useful lines cut out; Article one, be to hold the gap 301 of extension to the setting of stub end direction by the cone microcephaly; But said gap is from stub end 30mm distance, and another interspace electricity cone stub end extends 302 gaps of holding setting to the microcephaly, but there is the distance of 20mm in said gap from little head end; Said outer tube 2 is that a center is a conical cavity and profile is cylindrical pipe; One the big end of diameter of the conical cavity in the external conical sleeve is provided with internal thread 201, and said steel anchor 5 is that an end is the shaft of a ring 504, and the said shaft other end is provided with the internal thread 201 identical fixing external screw threads 502 with external conical sleeve 2; The end face of termination is provided with the lead that the concaves chamber 501 of continuing, and between ring 504 and external screw thread 502, locates to be provided with the stressed step of aluminum pipe crimping 503.Drainage plate 6 is welded into one with strain clamp body 1, is connected in one through bolt with drainage wire clamp 7 again.
Claims (1)
1. a carbon fiber photoelectricity compound wire strain clamp comprises the steel anchor, drainage plate; The drainage wire clamp, the strain clamp main body is characterized in that; Said strain clamp main body is the pipe of a hollow; Be provided with bushing pipe in the radially leading portion in the pipe of hollow, be provided with the clamping device of carbon fiber photoelectricity compound wire with bushing pipe place separated by a distance, the steel anchor inserts with the clamping device screw thread from the back segment port and fixes; Can be connected simultaneously with the lead composite core that clamping device fix, at the pairing strain clamp body of the step part of bushing pipe and steel anchor through hydraulic pressure and crimping is fixed in aggregates; A hollow hole is set on said strain clamp main body; The spiral surrounding striped is set on the outline of said strain clamp main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201811645U CN202513525U (en) | 2012-04-26 | 2012-04-26 | Strain clamp of carbon fiber photoelectric composite lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201811645U CN202513525U (en) | 2012-04-26 | 2012-04-26 | Strain clamp of carbon fiber photoelectric composite lead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202513525U true CN202513525U (en) | 2012-10-31 |
Family
ID=47065982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201811645U Expired - Fee Related CN202513525U (en) | 2012-04-26 | 2012-04-26 | Strain clamp of carbon fiber photoelectric composite lead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202513525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500972A (en) * | 2013-09-03 | 2014-01-08 | 国家电网公司 | Sealing strain clamp of carbon fiber composite core optical fiber wires |
| CN106803658A (en) * | 2015-11-26 | 2017-06-06 | 江苏天南电力器材有限公司 | A kind of carbon fiber core photoelectricity compound wire strain clamp |
-
2012
- 2012-04-26 CN CN2012201811645U patent/CN202513525U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500972A (en) * | 2013-09-03 | 2014-01-08 | 国家电网公司 | Sealing strain clamp of carbon fiber composite core optical fiber wires |
| CN103500972B (en) * | 2013-09-03 | 2017-03-08 | 国家电网公司 | The sealing strain clamp of carbon fiber complex core optic fibre wire |
| CN106803658A (en) * | 2015-11-26 | 2017-06-06 | 江苏天南电力器材有限公司 | A kind of carbon fiber core photoelectricity compound wire strain clamp |
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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: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HENAN KOSEN CABLE CO., LTD. Effective date: 20131122 Owner name: HUNAN ELECTRIC POWER COMPANY, ZHOUKOU POWER SUPPLY Effective date: 20131122 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 466000 ZHOUKOU, HENAN PROVINCE TO: 100017 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131122 Address after: 100017 West Chang'an Avenue, Beijing, No. 86, No. Patentee after: State Grid Corporation of China Patentee after: Zhoukou Power Supply Branch of Henan Electric Power Company Patentee after: Henan Kosen Cable Co., Ltd. Address before: South Ring Road Zhoukou city Chuanhui District of Henan Province in 466000 Patentee before: Henan Kosen Cable Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20180426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |