CN202308983U - Suspension clamp for optical fiber composition phase conductor - Google Patents
Suspension clamp for optical fiber composition phase conductor Download PDFInfo
- Publication number
- CN202308983U CN202308983U CN2011203680723U CN201120368072U CN202308983U CN 202308983 U CN202308983 U CN 202308983U CN 2011203680723 U CN2011203680723 U CN 2011203680723U CN 201120368072 U CN201120368072 U CN 201120368072U CN 202308983 U CN202308983 U CN 202308983U
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- Prior art keywords
- optical fiber
- suspension clamp
- fiber composite
- phase line
- built
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- Expired - Fee Related
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- 239000000725 suspension Substances 0.000 title claims abstract description 59
- 239000013307 optical fiber Substances 0.000 title claims abstract description 51
- 239000004020 conductor Substances 0.000 title abstract description 7
- 239000000203 mixture Substances 0.000 title abstract description 6
- 239000012212 insulator Substances 0.000 claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims description 47
- 241000272165 Charadriidae Species 0.000 claims description 45
- 229910000838 Al alloy Inorganic materials 0.000 claims description 8
- 238000005246 galvanizing Methods 0.000 claims description 3
- 210000003127 knee Anatomy 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- RRVPPYNAZJRZFR-VYOBOKEXSA-N 1-oleoyl-2-palmitoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)O[C@@H](COP([O-])(=O)OCC[N+](C)(C)C)COC(=O)CCCCCCC\C=C/CCCCCCCC RRVPPYNAZJRZFR-VYOBOKEXSA-N 0.000 description 11
- 230000035882 stress Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- -1 inner reeled silk Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007142 ring opening reaction Methods 0.000 description 2
- 230000003319 supportive effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 241000287531 Psittacidae Species 0.000 description 1
- 206010042209 Stress Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000012211 strain insulator Substances 0.000 description 1
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Abstract
The present utility model relates to a suspension clamp for an optical fiber composition phase conductor. The clamp comprises an inner twisting wire, an outer twisting wire, a rubber clamping block, a casting aluminum shell body, a bowl head hanging plate, an insulator chain, a bulb hanging ring and a U-shaped hanging ring. The inner twisting wire is wrapped outside the optical fiber composition phase conductor, the outer twisting wire is wrapped on the inner twisting wire, the rubber clamping block is arrange between the inner twisting wire and the outer twisting wire, and the casting aluminum shell body is arranged outside the rubber clamping block and the outer twisting wire. The bowl head hanging plate, the insulator chain formed by connecting a plurality of insulators in series, the bulb hanging ring and the U-shaped hanging ring are successively arranged on the side surface of the casting insulator aluminum shell body. The other end of the U-shaped hanging ring is connected and fixed on a rod tower, and the U-shaped hanging ring can be divided into A type, B type and C type. The provided suspension clamp is used for hanging the optical fiber composition phase conductor on the rod tower, and as a pre-twisting suspension clamp is adopted, the capability of enduring stress of the cable is greatly enhanced on the basis that a support effect is satisfied, and service life of the cable can be prolonged.
Description
Technical field
The utility model relates to a kind of supporting wire clamp that is used for the built on stilts phase line (OPPC) of Optical Fiber Composite, is specifically related to a kind of suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite.
Background technology
Suspension clamp can on the insulator string or with lightning conducter be suspended on lead fixed on the straight line pole, supports transposed conductor on the shaft tower that also is used to replace, and on strain insulator, corner pole fixing wire jumper.Suspension clamp mainly plays a supportive role, and each tangent tower is joined a cover.
The general specification of suspension clamp is following:
The angle of dangling of suspension clamp is not less than 25 °;
The radius of curvature of suspension clamp is not less than 8 times that are mounted diameter of wire;
Suspension clamp is following to the percent value of the grip of different conductor and lead amount stretching resistance.
The defective that existing suspension clamp is applied on the OPPC mainly is:
Stress is concentrated, and the gravity of whole span section inside conductor has all focused on the suspension clamp place, causes the fiber unit generation deformation in the OPPC lead easily, and then influences communication port.
Bending radius is little, existing suspension clamp, though protect the lines protection, its whole clamp is too short, causes bending radius too small, causes lead inner fiber compromised quality easily.
The utility model content
The purpose of the utility model provides a kind of suspension clamp, is used for built on stilts phase line (OPPC) optical cable of Optical Fiber Composite is hung on shaft tower, and on best grip and vertical load performance, carries out matched well.
In order to achieve the above object, the utility model provides a kind of suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, and this suspension clamp comprises inner reeled silk, outer reeled silk, rubber fixture block, cast aluminum casings, socket-clevis eye, insulator string, ball-eye and U type link.Wherein, Inner reeled silk and outer reeled silk are formed double-deck preformed armor rods structure; All there is one section extra preformed length at these structure two ends, and inner reeled silk is coated on outside the built on stilts phase line of Optical Fiber Composite, and outer reeled silk is coated on the inner reeled silk; The rubber fixture block is arranged between inner reeled silk and the outer reeled silk, and cast aluminum casings is arranged on outside rubber fixture block and the outer reeled silk; Socket-clevis eye is connected with the side of cast aluminum casings; This insulator string one end is connected with the other end of socket-clevis eye, the other end is connected with ball-eye, and described U type link two ends connect the other end and the shaft tower of ball-eye respectively.Promptly the side of the cast aluminum casings of this suspension clamp is connected with socket-clevis eye, insulator string, ball-eye and U type link in turn, and the other end of this U type link is connected with shaft tower, in order to fixing suspension clamp.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, described suspension clamp grip is more than or equal to 12% of the built on stilts specified tensile strength of phase line (RTS) of Optical Fiber Composite.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, described inner reeled silk and outer reeled silk are aluminium alloy system; Described outer reeled silk is made up of some aluminium alloy bondings, and its concrete radical is confirmed according to the moulding pitch-row.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, described rubber fixture block is a hollow structure, the built on stilts phase line of Optical Fiber Composite is passed from this rubber fixture block with the inner reeled silk that is coated on outside it jointly.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, described cast aluminum casings is a hollow structure, is coated on outside the built on stilts phase line of Optical Fiber Composite, inner reeled silk, rubber fixture block and the common structure of forming of outer reeled silk.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, described insulator string comprises several insulators that is connected in series.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, the link of described suspension clamp comprises socket-clevis eye, ball-eye and U type link, and the stainless steel of handling by hot galvanizing constitutes.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, the other end of described U type link is provided with screw bolt and nut, and the built on stilts phase line of Optical Fiber Composite is hung on shaft tower.
The above-mentioned suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite, wherein, described U type link comprises three kinds of A formula, B formula and C formulas; Described A formula U type link comprises U type ring, laterally runs through the bolt of both sides from the openend of U type ring, and is arranged at two nuts of bolt in outer end, U type ring opening both sides respectively; Described B formula U type link comprises U type ring, and is arranged on two groups of nuts on the openend both sides of U type ring; Described C formula U type link comprises U type ring, laterally runs through the bolt of both sides from the openend of U type ring, is arranged at two nuts of bolt in outer end, U type ring opening both sides respectively, and the screw that is arranged on U type ring knee.More than three kinds of different U type links, can select wherein a kind of according to different needs and concrete condition.
The utlity model has following advantage:
Stress distribution is best: the suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite that the utility model provides; Owing to adopted pre-hinged catenarian cable cleat; With the suffered stress distribution of OPPC in a bigger zone; Static stresss such as bending, shearing, stretching are significantly reduced the influence of OPPC, greatly improved the ability that OPPC meets with stresses.And when OPPC vibration takes place even waves, be difficult for causing damage at the place of dangling.
It is minimum to wear and tear: the lines that protect of this suspension clamp are held OPPC tight in one's hands in a both sides of dangling, and can bear higher unbalanced load, thereby avoid the OPPC slippage, therefore reduce to bottom line to the wearing and tearing of OPPC.
Have anti-aging and loosening effect: the lines that protect of this suspension clamp are processed by the material that lead material conforms to; Has simultaneously better elastic and toughness again; Protect lines with the stronger duralumin of common rigidity and compare, fabulous ageing resistace and anti-loosening property, thereby can use safely all the year round.
Have splendid electric property: the unique design of this suspension clamp, can reduce electromagnetic consumable and the spherical termination or the parrot mouth termination of eliminating the corona lines, guarantee point discharge not to take place.
Description of drawings
The structural representation of the suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite that Fig. 1 provides for the utility model.
Fig. 2 a-Fig. 2 c is three kinds of U type link sketch mapes of the suspension clamp that is used for the built on stilts phase line of Optical Fiber Composite that provides of the utility model.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done explanation further.
As shown in Figure 1, the suspension clamp that is used for the built on stilts phase line 1 of Optical Fiber Composite comprises inner reeled silk 2, outer reeled silk 3, rubber fixture block 4, cast aluminum casings 5, socket-clevis eye 6, insulator string 7, ball-eye 8 and U type link 9.
Wherein, inner reeled silk 2 is formed double-deck preformed armor rods structure with outer reeled silk 3, and all there is one section extra preformed length at these structure two ends, and inner reeled silk 2 coats preformed outside the built on stilts phase line 1 of Optical Fiber Composite, and outer reeled silk 3 coats preformed on inner reeled silk 2; Rubber fixture block 4 is positioned at the midpoint of inner reeled silk 2 and outer reeled silk 3 length, this rubber fixture block 4 be arranged on outside the inner reeled silk 2 with outer reeled silk 3 within, promptly rubber fixture block 4 is interposed between inner reeled silk 2 and the outer reeled silk 3; Cast aluminum casings 5 is arranged at outside the outer reeled silk 5 that is coated on rubber fixture block 4 places; Socket-clevis eye 6 is connected with the side of cast aluminum casings 5; Insulator string 7 comprises several insulators that is connected in series 71, and these insulator string 7 one ends are connected with the other end of socket-clevis eye 6, the other end is connected with ball-eye 8, and U type link 9 two ends connect the other end and the shaft tower of ball-eye 8 respectively.Promptly the side of the cast aluminum casings 5 of this suspension clamp is connected with insulator string 7, ball-eye 8 and the U type link 9 of socket-clevis eye 6, several insulators that are connected in series 71 compositions in turn.The other end of this U type link 9 is connected with shaft tower, in order to fixing suspension clamp.
The suspension clamp that is used for the built on stilts phase line 1 of Optical Fiber Composite that the utility model provides, its grip is more than or equal to 12% of the built on stilts phase line 1 specified tensile strength of Optical Fiber Composite.
The used inner reeled silk 2 of this suspension clamp is aluminum-alloy wire with outer reeled silk 3, and wherein outer reeled silk 3 is made up of some aluminum-alloy wire bondings, and its concrete radical is confirmed according to the moulding pitch-row.
Rubber fixture block 4 is a hollow structure, and the built on stilts phase line 1 of Optical Fiber Composite is passed from this rubber fixture block 4 with the inner reeled silk 2 that is coated on outside it jointly.
Cast aluminum casings 5 is a hollow structure, is coated on outside the built on stilts phase line 1 of Optical Fiber Composite, inner reeled silk 2, rubber fixture block 4 and the outer reeled silk 3 common structures of forming.
The link of suspension clamp comprises socket-clevis eye 6, ball-eye 8 and U type link 9, and the stainless steel that all adopts hot galvanizing to handle is processed.
The other end of U type link 9 is provided with bolt 92 and nut 93, and the built on stilts phase line 1 of Optical Fiber Composite is hung on shaft tower.
U type link 9 comprises three kinds of A formula, B formula and C formulas.Wherein, A formula U type link 9 comprises U type ring 91, laterally runs through the bolt 92 of both sides from the openend of U type ring 91 shown in Fig. 2 a, and is arranged at two nuts 93 of bolt 92 in outer end, U type ring 91 opening both sides respectively; B formula U type link 9 comprises U type ring 91 shown in Fig. 2 b, and is arranged on two groups of nuts 93 on the openend both sides of U type ring 91; C formula U type link 9 comprises U type ring 91, laterally runs through the bolt 92 of both sides from the openend of U type ring 91 shown in Fig. 2 c, is arranged at two nuts 93 of bolt 92 in outer end, U type ring 91 opening both sides respectively, and the screw 94 that is arranged on U type ring 91 knees.
Suspension clamp the utility model that is used for the built on stilts phase line 1 of Optical Fiber Composite that the utility model provides is when concrete the application; Earlier inner reeled silk 2 is coated on outside the built on stilts phase line 1 of Optical Fiber Composite; Parcel rubber fixture block 4 outside the midpoint that coats good inner reeled silk 2; Outside it, kink the outer reeled silk 3 that is made up of some aluminum-alloy wire bondings again, wherein inner reeled silk 2 all has one section extra preformed length with outer reeled silk 3 two ends.Cast aluminum casings 5 is coated on outside the built on stilts phase line 1 of Optical Fiber Composite, inner reeled silk 2, rubber fixture block 4 and the outer reeled silk 3 common structures of forming, connects insulator string 7, ball-eye 8 and the U type link 9 of socket-clevis eye 6, several insulators that are connected in series 71 compositions in the side of this cast aluminum casings 5 successively.The other end with U type link 9 is connected with shaft tower again, in order to fixing suspension clamp.This U type link 9 is divided into three kinds of A formula, B formula and C formulas, can therefrom select one of which according to different needs and concrete condition during installation.
In sum, the suspension clamp that is used for the built on stilts phase line 1 of Optical Fiber Composite that the utility model provides is used for built on stilts phase line 1 optical cable of Optical Fiber Composite is hung on shaft tower, plays a supportive role, and this suspension clamp has adopted the preformed wire clamp that dangles.Similar with the suspension clamp effect of common electric line, each tangent tower is joined a cover during installation.This pre-hinged catenarian cable cleat adopts aluminium alloy to process, and on best grip and vertical load performance, has carried out matched well.
Although the content of the utility model has been done detailed introduction through above-mentioned preferred embodiment, will be appreciated that above-mentioned description should not be considered to the restriction to the utility model.After those skilled in the art have read foregoing, for the multiple modification of the utility model with to substitute all will be conspicuous.Therefore, the protection range of the utility model should be limited appended claim.
Claims (9)
1. one kind is used for the suspension clamp that Optical Fiber Composite is maked somebody a mere figurehead phase line (1); It is characterized in that this suspension clamp comprises inner reeled silk (2), outer reeled silk (3), rubber fixture block (4), cast aluminum casings (5), socket-clevis eye (6), insulator string (7), ball-eye (8) and U type link (9);
Described inner reeled silk (2) is coated on outside the built on stilts phase line (1) of Optical Fiber Composite, and described outer reeled silk (3) is coated on the inner reeled silk (2);
Described rubber fixture block (4) is arranged between inner reeled silk (2) and the outer reeled silk (3); Described cast aluminum casings (5) is arranged on outside rubber fixture block (4) and the outer reeled silk (3); Described socket-clevis eye (6) is connected with the side of cast aluminum casings (5);
Described insulator string (7) one ends are connected with the other end of socket-clevis eye (6), and the other end is connected with ball-eye (8); Described U type link (9) two ends connect the other end and the shaft tower of ball-eye (8) respectively.
2. the suspension clamp that is used for the built on stilts phase line (1) of Optical Fiber Composite as claimed in claim 1 is characterized in that, described suspension clamp grip is more than or equal to 12% of the built on stilts specified tensile strength of phase line (1) of Optical Fiber Composite.
3. the suspension clamp that is used for the built on stilts phase line (1) of Optical Fiber Composite as claimed in claim 1 is characterized in that described inner reeled silk (2) and outer reeled silk (3) are aluminum-alloy wire; Described outer reeled silk (3) is made up of some aluminum-alloy wire bondings.
4. the suspension clamp that is used for the built on stilts phase line (1) of Optical Fiber Composite as claimed in claim 1; It is characterized in that; Described rubber fixture block (4) is a hollow structure, and Optical Fiber Composite is maked somebody a mere figurehead phase line (1) and is coated on its outer inner reeled silk (2) and from this rubber fixture block (4), passes.
5. the suspension clamp that is used for the built on stilts phase line (1) of Optical Fiber Composite as claimed in claim 1; It is characterized in that; Described cast aluminum casings (5) is a hollow structure, is coated on outside the built on stilts phase line (1) of Optical Fiber Composite, inner reeled silk (2), rubber fixture block (4) and the common structure of forming of outer reeled silk (3).
6. the suspension clamp that is used for the built on stilts phase line (1) of Optical Fiber Composite as claimed in claim 1 is characterized in that described insulator string (7) comprises several insulators that is connected in series (71).
7. the suspension clamp that is used for the built on stilts phase line (1) of Optical Fiber Composite like claim 1; It is characterized in that; The link of described suspension clamp comprises socket-clevis eye (6), ball-eye (8) and U type link (9), and the stainless steel of handling by hot galvanizing constitutes.
8. be used for the suspension clamp of the built on stilts phase line (1) of Optical Fiber Composite like claim 1, it is characterized in that the other end of described U type link (9) is provided with bolt (92) and nut (93), the built on stilts phase line (1) of Optical Fiber Composite is hung on shaft tower.
9. be used for the suspension clamp of the built on stilts phase line (1) of Optical Fiber Composite like claim 8, it is characterized in that, described U type link (9) comprises three kinds of A formula, B formula and C formulas;
Described A formula U type link (9) comprises U type ring (91), laterally runs through the bolt (92) of both sides from the openend of U type ring (91), and is arranged at two nuts (93) of bolt (92) in outer end, U type ring (91) opening both sides respectively;
Described B formula U type link (9) comprises U type ring (91), and is arranged on the two groups of nuts (93) on the openend both sides of U type ring (91);
Described C formula U type link (9) comprises U type ring (91), laterally runs through the bolt (92) of both sides from the openend of U type ring (91); Be arranged at two nuts (93) of bolt (92) respectively in outer end, U type ring (91) opening both sides, and the screw (94) that is arranged on U type ring (91) knee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203680723U CN202308983U (en) | 2011-09-30 | 2011-09-30 | Suspension clamp for optical fiber composition phase conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203680723U CN202308983U (en) | 2011-09-30 | 2011-09-30 | Suspension clamp for optical fiber composition phase conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202308983U true CN202308983U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203680723U Expired - Fee Related CN202308983U (en) | 2011-09-30 | 2011-09-30 | Suspension clamp for optical fiber composition phase conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202308983U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364794A (en) * | 2011-09-30 | 2012-02-29 | 上海市电力公司 | Suspension hardware fitting for optical phase conductor |
| CN103904603A (en) * | 2014-02-27 | 2014-07-02 | 广东电网公司电力科学研究院 | Distribution line typhoon-preventing integrated device capable of achieving pole and wire protecting and achieving pole protecting, wire abandoning, energy absorbing and disengaging |
| CN104898248A (en) * | 2015-05-29 | 2015-09-09 | 成都亨通光通信有限公司 | Optical cable aerial suspension system |
| CN105162069A (en) * | 2015-08-26 | 2015-12-16 | 国网山东省电力公司电力科学研究院 | Improvement method for suspension clamp and energy-saving and abrasion-reduction suspension clamp |
| CN108512173A (en) * | 2018-05-12 | 2018-09-07 | 固力发电气有限公司 | A kind of conducting wire pendency method |
| CN110556771A (en) * | 2019-09-25 | 2019-12-10 | 贺绍喜 | Wire clamp for overhead split conductor spacer |
| CN112198610A (en) * | 2020-10-28 | 2021-01-08 | 中国电力科学研究院有限公司 | Intelligent optical cable joint box with sectional insulation |
| CN112421541A (en) * | 2020-09-27 | 2021-02-26 | 国网河南省电力公司信阳供电公司 | Fixing cover for double-wire clamp |
-
2011
- 2011-09-30 CN CN2011203680723U patent/CN202308983U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364794A (en) * | 2011-09-30 | 2012-02-29 | 上海市电力公司 | Suspension hardware fitting for optical phase conductor |
| CN103904603A (en) * | 2014-02-27 | 2014-07-02 | 广东电网公司电力科学研究院 | Distribution line typhoon-preventing integrated device capable of achieving pole and wire protecting and achieving pole protecting, wire abandoning, energy absorbing and disengaging |
| CN104898248A (en) * | 2015-05-29 | 2015-09-09 | 成都亨通光通信有限公司 | Optical cable aerial suspension system |
| CN105162069A (en) * | 2015-08-26 | 2015-12-16 | 国网山东省电力公司电力科学研究院 | Improvement method for suspension clamp and energy-saving and abrasion-reduction suspension clamp |
| CN108512173A (en) * | 2018-05-12 | 2018-09-07 | 固力发电气有限公司 | A kind of conducting wire pendency method |
| CN110556771A (en) * | 2019-09-25 | 2019-12-10 | 贺绍喜 | Wire clamp for overhead split conductor spacer |
| CN112421541A (en) * | 2020-09-27 | 2021-02-26 | 国网河南省电力公司信阳供电公司 | Fixing cover for double-wire clamp |
| CN112198610A (en) * | 2020-10-28 | 2021-01-08 | 中国电力科学研究院有限公司 | Intelligent optical cable joint box with sectional insulation |
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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. Effective date: 20121101 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121101 Address after: 200002 Nanjing East Road, Shanghai, No. 181, No. Patentee after: Shanghai Electric Power Corporation Patentee after: State Grid Corporation of China Address before: 200002 Nanjing East Road, Shanghai, No. 181, No. Patentee before: Shanghai Electric Power Corporation |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20190930 |