CN211606041U - Anticorrosive power optical cable gold utensil strain clamp and mounting structure - Google Patents
Anticorrosive power optical cable gold utensil strain clamp and mounting structure Download PDFInfo
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- CN211606041U CN211606041U CN202020311932.9U CN202020311932U CN211606041U CN 211606041 U CN211606041 U CN 211606041U CN 202020311932 U CN202020311932 U CN 202020311932U CN 211606041 U CN211606041 U CN 211606041U
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Abstract
The utility model discloses an anticorrosive electric power optical cable gold utensil strain clamp and mounting structure, including outer hank reel group, bend in the middle of the outer hank reel group, outer hank reel group bending end is the gold utensil link, and the other end is the parcel end, and outer hank reel group contains the outer preformed armor rod of several cross sections arrangement curved spiral, carries out the filling connection through outer bond line between the outer preformed armor rod of spiral, and the outer preformed armor rod of spiral is the first holding layer of spiral aluminium package steel wire surface coating anticorrosive coating, the first holding layer of outer hank reel inboard coating. The utility model discloses, scribble inorganic aluminosilicate on the surface of spiral aluminium package steel wire, through stoving or natural air-dry back, form the anticorrosive coating on aluminium package steel wire surface, the anticorrosive coating combines firmly with aluminium package steel wire. The anticorrosive coating has the functions of preventing the contact of local defect parts on the surface of the preformed armor rods of the aluminum-clad steel with corrosive substances and preventing the accumulation of dust particles; on the other hand, the corrosion of chemicals, salt mist and other corrosive substances to the preformed armor rods is reduced, and the corrosion resistance is improved.
Description
Technical Field
The utility model relates to an electric power optical cable gold utensil strain clamp and mounting structure especially relate to an anticorrosive electric power optical cable gold utensil strain clamp and mounting structure, belong to optical cable annex technical field.
Background
The power cable hardware fitting is a special device for fixing or connecting a tower pole and an optical cable in a high-voltage transmission line, has the design life requirement of more than 30 years, and is directly exposed in a high-altitude natural environment for a long time after being erected. These electric power optical cable gold utensils are direct to be shone by the sunshine, and corrosives such as some chemicals, salt fog in the contact air accumulate dust attachment on the surface for the metalwork receives chemical corrosion more easily, and these gold utensils are still in among the strong electromagnetic field environment in high voltage transmission line simultaneously, and electrochemical reaction has more aggravated the degree of corrosion of metalwork, influences the long-term life of electric power optical cable gold utensil.
The hardware strain clamp for power optical cables such as OPGW, ADSS and the like mainly comprises an aluminum-clad steel wire, an adhesive layer, white marble and the like. In the natural environment during the use, the aluminum layer on the surface of the aluminum-clad steel wire can contact chemical corrosion substances such as chemicals, salt fog and the like in the air, particularly, the uneven part is easy to accumulate dust and adsorb more chemical corrosion substances, and the chemical corrosion is gradually generated; on the other hand, after the aluminum-clad steel wire is installed, the aluminum-clad steel wire can generate electrochemical reaction when contacting with other different metal parts such as galvanized steel parts, and the electrochemical corrosion is generated. The chemical and electrochemical corrosion can be accelerated particularly in the environment of strong electromagnetic field, the mechanical strength of the strain clamp and the metal piece is gradually reduced, the service life of the strain clamp and the metal piece is shortened, and the damage of the metal piece is directly caused in serious conditions, so that the safe operation of a high-voltage transmission line is influenced.
Therefore, how to improve the corrosion resistance of the hardware strain clamp for the power optical cable, ensure the long-term service life of the power optical cable hardware and ensure the safe operation of a power transmission line becomes a problem which needs to be solved by long-term research in the industry.
Disclosure of Invention
The utility model aims at solving the not enough of above-mentioned background art, provide an anticorrosive power optical cable gold utensil strain clamp, regard as the anticorrosive coating at the inorganic matter of a layer high strength of surface coating of aluminium package steel wire to improve corrosion resisting property, thereby improve its long-term life, be fit for extensive popularization and application.
According to the utility model provides a technical scheme: the utility model provides an anticorrosive electric power optical cable gold utensil strain clamp, includes outer hank reel group, bend in the middle of the outer hank reel group, outer hank reel group bending end is the gold utensil link, and the other end is the parcel end, outer hank reel group contains the outer preformed armor rod of several cross sections arrangement curved spiral, carry out the filling connection through outer bond line between the outer preformed armor rod of spiral, the outer preformed armor rod of spiral is spiral aluminium package steel wire surface coating anticorrosive coating, the first grip layer of the inboard coating of outer hank reel group.
As a further improvement, the internal twisted wire group is arranged in the wrapping end and comprises a plurality of spiral internal pre-twisted wires arranged in an arc shape and comprising a plurality of cross sections, the internal twisted wires are filled and connected through an internal bonding layer, and the internal twisted wire group is coated with a second holding force layer.
As a further improvement of the utility model, the cross-section of the wrapping end is an arc of two semicircles, and the arc is spliced into an unclosed concentric circle.
As a further improvement of the utility model, the outer bonding layer and the inner bonding layer are made of water polyurethane environment-friendly glue.
As a further improvement of the utility model, the first holding force layer and the second holding force layer are small-particle white corundum.
As a further improvement of the utility model, the anticorrosive layer is inorganic aluminosilicate.
As a further improvement of the utility model, the thickness of the anti-corrosion layer is 50-200 μm.
The utility model provides an anticorrosive electric power optical cable gold utensil strain clamp mounting structure, the structure includes as above-mentioned any fastener, the heart ring is connected to the fastener, heart ring upper portion one side is opened there is the optical cable clamp spread groove, heart ring lower part is the cable groove, cable groove top sets up U type bolt.
As a further improvement of the utility model, the U-shaped bolt upper portion installation presss from both sides tight apron.
Compared with the prior art, the utility model, have following advantage:
the utility model provides a pair of anticorrosive electric power optical cable gold utensil strain clamp coats inorganic aluminosilicate on the surface of spiral aluminium package steel wire, through stoving or natural air-dry back, forms the anticorrosive coating on aluminium package steel wire surface, and the anticorrosive coating combines firmly with aluminium package steel wire. The anticorrosive coating has the functions of preventing the contact of local defect parts on the surface of the preformed armor rods of the aluminum-clad steel with corrosive substances and preventing the accumulation of dust particles; on the other hand, the corrosion of chemicals, salt mist and other corrosive substances to the preformed armor rods is reduced, the corrosion resistance is improved, and especially the accelerated corrosion of the power transmission line in the strong electromagnetic field environment is slowed down. The structure and the material enable the strain clamp to have good corrosion resistance, ensure the long-term service life of the strain clamp of the power cable hardware fitting, ensure the safe operation of a high-voltage transmission line, and are suitable for popularization and application.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a strain clamp for an anti-corrosion power cable fitting.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a schematic structural view of an external stranded wire group of the anti-corrosion electric power optical cable hardware strain clamp.
Fig. 4 is a schematic structural view of an inner stranded wire group of the anti-corrosion electric power optical cable hardware strain clamp.
Fig. 5 is a schematic diagram of a pre-twisted wire structure of the anti-corrosion electric power optical cable hardware strain clamp.
Fig. 6 is a sectional view of B-B in fig. 5.
Fig. 7 is a schematic view of the installation structure of the present invention.
Fig. 8 is a schematic view of the center ring of the mounting structure of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
In fig. 1-8, the optical fiber cable comprises a preformed armor rod 11, an aluminum-clad steel wire 111, an anticorrosive layer 112, an outer armor rod group 1, an outer adhesive layer 12, a first grip layer 13, an inner armor rod group 2, a heart-shaped ring 3, an upper bolt hole 31, a cable groove 33, an optical cable clamp connecting groove 34, a lightening groove 32, a bolt 4, a U-shaped bolt 5, a clamping cover plate 6, a cable combining clamp 7, an optical cable 8 and the like.
In the first embodiment, fig. 1 is a schematic diagram of the present embodiment.
The utility model relates to an anticorrosive electric power optical cable gold utensil strain clamp, as shown in fig. 1-2, contain the combination of hank silk group 2 in 1 outer hank silk group 1, 4, outer hank silk group 1 contains 6 cross sections and arranges into curved spiral outer preformed armor rods 11, carries out the filling connection through outer bond line 12 between the spiral outer preformed armor rods 11, the first grip layer 13 of the 1 inboard coating of outer hank silk group.
The outer wire twisting group 1 is characterized in that after the middle is bent, the bending end is a hardware fitting connecting end, the other end is a wrapping end, the cross section of the wrapping end is two semicircular arcs, and the two arcs are spliced into an unclosed concentric circle. 4 inner twisted wire groups 2 are arranged in the wrapping end, as shown in fig. 4, the inner twisted wire groups 2 are integrally straight, and the 4 inner twisted wire groups 2 can be spliced into an unclosed concentric circle. The inner twisted wire group 2 comprises 4 spiral inner preformed twisted wires with arc-shaped cross sections, the spiral inner preformed twisted wires are connected in a filling mode through inner bonding layers, and the inner side of the inner twisted wire group 2 is coated with a second grip layer.
The spiral outer preformed armor rods 11 and the spiral inner preformed armor rods have the same structure, and as shown in fig. 5-6, the surfaces of the spiral aluminum-clad steel wires 111 are coated with anticorrosive layers 112.
The outer adhesive layer 12 and the inner adhesive layer are aqueous polyurethane environment-friendly glue.
The first grip layer 13 and the second grip layer are small-grain white corundum, so that the friction force is improved.
The anticorrosive layer 112 is characterized by being inorganic aluminosilicate and having a thickness of 50-200 μm.
This embodiment is typically used between telecommunications equipment that are transported over long distances with optical cables. The inner stranded wire group 2 can protect the optical cable.
In the second embodiment, fig. 3 is a schematic diagram of the present embodiment.
The utility model relates to an anticorrosive electric power optical cable gold utensil strain clamp contains 1 outer hank silk group 1, and the characteristic is that outer hank silk group 1 contains that 6 cross sections arrange into curved spiral outer preformed armor rods 11, outer bond line 12, first grip layer 13. The spiral outer preformed armor rods 11 are connected in a filling mode through outer adhesive layers 12, and a first holding force layer 13 is coated on the inner side of the outer armor rod group 1.
The outer wire twisting group 1 is characterized in that after the middle is bent, the bending end is a hardware fitting connecting end, the other end is a wrapping end, the cross section of the wrapping end is two semicircular arcs, and the two arcs are spliced into an unclosed concentric circle.
The spiral outer preformed armor rods 11 are spiral aluminum-clad steel wires 111, and the surfaces of the spiral aluminum-clad steel wires 111 are coated with anticorrosive layers 112.
The outer bonding layer 12 is characterized by being water polyurethane environment-friendly glue.
The first grip layer 13 is characterized by small-particle white corundum and is bonded on the surfaces of the outer bonding layers 12 on the inner sides of the outer stranded wire group 1 and the inner stranded wire group 2.
The anticorrosive layer 112 is characterized by being inorganic aluminosilicate and having a thickness of 50-200 μm.
This embodiment is typically used between communication devices where the cable runs short distances.
As shown in fig. 7, an anti-corrosion electric power optical cable hardware strain clamp installation structure includes a heart-shaped ring 3, as shown in fig. 8, an optical cable clamp connection groove 34 is formed in one side of the upper portion of the heart-shaped ring 3, and the optical cable clamp connection groove 34 is in an inward concave arc shape and is matched with a cable clamp. The other side of the upper part of the heart-shaped ring 3 is provided with an upper bolt hole 31, and a bolt 4 is arranged in the connecting piece bolt hole 31 and is used for being connected with other connecting hardware fittings. The lower part of the heart ring 3 is a cable groove 33 for fixing the optical cable. Through holes are opened at both sides of the cable groove 33. The cable groove 33 is in an inward concave arc shape and is matched with the appearance of the optical cable. The U-shaped bolt 5 is arranged above the cable groove 33, and the threaded parts at two ends of the U-shaped bolt 5 penetrate through the through hole and then are connected with the nut.
In order to improve the clamping firmness of the optical cable, a clamping cover plate 6 is mounted on the upper portion of a U-shaped bolt 5, a bolt through hole is formed in the middle of the clamping cover plate 6, the upper portion of the U-shaped bolt 5 penetrates through the bolt through hole, a clamping groove is formed in the lower portion of the clamping cover plate 6, corresponds to the cable groove 33 and is also in an inwards concave arc shape, and the clamping groove is matched with the appearance of the optical cable. The lower part of the clamping cover plate 6 is positioned inside the U-shaped bolt 5. The upper part of the clamping cover plate 6 is positioned outside the U-shaped bolt 5. So that the connection between the two is firmer.
On the basis of ensuring the strength of the heart-shaped ring, the center of the heart-shaped ring 3 is provided with a lightening groove 32.
The strain clamp is connected with the heart-shaped ring 3. The hardware connection end of the outer stranded wire group 1 is positioned in the optical cable clamp connection groove 34. One end of an optical cable 8 wrapped in the stranded wire group 2 in the strain clamp sequentially penetrates through the fixed cable groove 33 and the parallel wire clamp 7, and the nut is screwed down to enable the U-shaped bolt 5 to move towards the fixed cable groove 33 until the optical cable 8 is clamped by the clamping groove at the lower part of the clamping cover plate 6. The friction between the optical cable 8 and other connecting hardware fittings during swinging is reduced, so that the damage and roughness of the optical cable are reduced, the service life of the optical cable is prolonged, the safe operation of a power transmission line is guaranteed, and the method is suitable for large-scale popularization and application.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (9)
1. The utility model provides an anticorrosive power optical cable gold utensil strain clamp which characterized in that: the strain clamp comprises an outer wire twisting group (1), the middle of the outer wire twisting group (1) is bent, the bending end of the outer wire twisting group (1) is a hardware connecting end, the other end of the outer wire twisting group is a wrapping end, the outer wire twisting group (1) comprises a plurality of cross sections, the outer pre-twisted wire (11) is arranged into a curved spiral shape, the outer pre-twisted wire (11) is in filling connection through an outer bonding layer (12), the outer pre-twisted wire (11) is a spiral aluminum-clad steel wire (111) surface coating anti-corrosion layer (112), and the inner side of the outer wire twisting group (1) is coated with a first gripping layer (13).
2. The anti-corrosion electric power cable fitting strain clamp of claim 1, wherein: the wrapping end is internally provided with a plurality of inner twisted wire groups (2), each inner twisted wire group (2) comprises a plurality of spiral inner pre-twisted wires with arc-shaped cross sections, the spiral inner pre-twisted wires are connected in a filling mode through inner bonding layers, and the inner sides of the inner twisted wire groups (2) are coated with second grip layers.
3. The anti-corrosion electric power cable fitting strain clamp of claim 1, wherein: the wrapping end is in the shape of two semicircular arcs in cross section, and the arcs are spliced into an unclosed concentric circle.
4. The anti-corrosion power cable fitting strain clamp of claim 2, wherein: the outer bonding layer (12) and the inner bonding layer are made of water polyurethane environment-friendly glue.
5. The anti-corrosion power cable fitting strain clamp of claim 2, wherein: the first grip layer (13) and the second grip layer are small-particle white corundum.
6. The anti-corrosion power cable fitting strain clamp of claim 2, wherein: the corrosion protection layer (112) is an inorganic aluminosilicate.
7. The anti-corrosion power cable fitting strain clamp of claim 6, wherein: the thickness of the anticorrosive layer (112) is 50-200 mu m.
8. The utility model provides an anticorrosive power optical cable gold utensil strain clamp mounting structure which characterized in that: the structure comprises the cable clamp as claimed in any one of claims 1 to 7, wherein the cable clamp is connected with a heart-shaped ring (3), a cable clamp connecting groove (34) is formed in one side of the upper part of the heart-shaped ring (3), a cable groove (33) is formed in the lower part of the heart-shaped ring (3), and a U-shaped bolt (5) is arranged above the cable groove (33).
9. The anti-corrosion electric power cable fitting strain clamp installation structure of claim 8, wherein: and a clamping cover plate (6) is arranged at the upper part of the U-shaped bolt (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311932.9U CN211606041U (en) | 2020-03-13 | 2020-03-13 | Anticorrosive power optical cable gold utensil strain clamp and mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311932.9U CN211606041U (en) | 2020-03-13 | 2020-03-13 | Anticorrosive power optical cable gold utensil strain clamp and mounting structure |
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| Publication Number | Publication Date |
|---|---|
| CN211606041U true CN211606041U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020311932.9U Active CN211606041U (en) | 2020-03-13 | 2020-03-13 | Anticorrosive power optical cable gold utensil strain clamp and mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211606041U (en) |
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- 2020-03-13 CN CN202020311932.9U patent/CN211606041U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Anti corrosion power optical cable fittings tension clamp and installation structure Effective date of registration: 20210723 Granted publication date: 20200929 Pledgee: Bank of China Wuxi Binhu sub branch Pledgor: JIANGSU JILLION OPTOELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2021980006684 |
|
| PE01 | Entry into force 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: 20220526 Granted publication date: 20200929 Pledgee: Bank of China Wuxi Binhu sub branch Pledgor: JIANGSU JILLION OPTOELECTRIC TECHNOLOGY CO.,LTD. Registration number: Y2021980006684 |
|
| PC01 | Cancellation 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 utility model: A kind of anti-corrosion power optical cable hardware tension clamp and installation structure Effective date of registration: 20220614 Granted publication date: 20200929 Pledgee: Bank of China Wuxi Binhu sub branch Pledgor: JIANGSU JILLION OPTOELECTRIC TECHNOLOGY CO.,LTD. Registration number: Y2022980007782 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |