CN207498831U - Inside and outside PE layers of gapped tape armour steel strand finished cable body - Google Patents

Inside and outside PE layers of gapped tape armour steel strand finished cable body Download PDF

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Publication number
CN207498831U
CN207498831U CN201721448231.4U CN201721448231U CN207498831U CN 207498831 U CN207498831 U CN 207498831U CN 201721448231 U CN201721448231 U CN 201721448231U CN 207498831 U CN207498831 U CN 207498831U
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layers
steel strand
plate
outside
outer sheath
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CN201721448231.4U
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Inventor
姚永湖
罗盛敏
李伟
高东
覃甜甜
吕少华
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Liuzhou Bridge Building Cable Products Co Ltd
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Liuzhou Bridge Building Cable Products Co Ltd
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Abstract

The utility model discloses a kind of inside and outside PE layers of gapped tape armour steel strand finished cable bodies, including multiple un-bonded prestressed steel strands, the outer sheath of multiple un-bonded prestressed steel strands is equipped with the same band that is wrapped, the outer sheath of the band that is wrapped is equipped with interior PE layers, and outer sheath PE layers interior is equipped with thermal insulation layer, the outer sheath of the thermal insulation layer is equipped with armor layer, and the outer sheath of armor layer is equipped with outer PE layers, the quantity of the un-bonded prestressed steel strand is N number of, N >=1, described outer PE layers of outer sheath is equipped with multiple protective cases, and the side of protective case is installed with fixed plate.The utility model is simple in structure; it is easy for installation; it is economical and practical; pass through band and the thermal insulation layer of being wrapped so that outer PE layers and it is PE layers interior between there is gap, interstice coverage is 0.01~300mm; outer PE layers can slide and in low stress even unstress state; it is that interior PE layers and un-bonded prestressed steel strand provide better protection, by supporting plate and fork plate, facilitates the transport of un-bonded prestressed steel strand finished product rope in the construction process.

Description

Inside and outside PE layers of gapped tape armour steel strand finished cable body
Technical field
The utility model is related to steel strand wires technical field more particularly to a kind of inside and outside PE layers of gapped tape armour steel strand finisheds Cable body.
Background technology
Cable body outsourcing PE protective layers are heat extrusion forming, are quickly cooled down after molding using modes such as water coolings, thus PE are caused to prevent Sheath is there are residual stress, there are alternation tensile stress during drag-line use, in addition influence caused by environmental factor, can cause outer PE protective layer reduced service life is wrapped, finished guy cable is transporting in work progress, is often being scraped off and damages or even will appear The situation of the internal steel strand wires of damage, causes the security risk of stayed structure stress, there are the PE layers of residual stress, are such as damaged After repair, repairing position during follow-up use, alternation tensile stress and environmental factor effect under, can crack in advance, and then Drag-line service life is influenced, and steel strand wires are not readily transportable in the construction process at present, therefore we have proposed PE layers inside and outside Gapped tape armour steel strand finished cable body is used to solve the above problems.
Utility model content
The purpose of this utility model is to solve shortcoming in the prior art, and inside and outside PE layers proposed have gap Band armour steel strand finished cable body.
To achieve these goals, the utility model employs following technical solution:
Inside and outside PE layers of gapped tape armour steel strand finished cable body, including multiple un-bonded prestressed steel strands, multiple nothings are glued The outer sheath for tying prestress wire is equipped with the same band that is wrapped;
The outer sheath of the band that is wrapped is equipped with interior PE layers, and outer sheath PE layers interior is equipped with thermal insulation layer, the thermal insulation layer Outer sheath is equipped with armor layer, and the outer sheath of armor layer is equipped with outer PE layers.
Preferably, the quantity of the un-bonded prestressed steel strand is N number of, N >=1.
Preferably, described outer PE layers of outer sheath is equipped with multiple protective cases, and the side of protective case is installed with fixation Plate, side of the fixed plate far from protective case is equipped with fork truck, and the lower section of fixed plate is equipped with multiple supporting plates, the top of the supporting plate Portion offers camber straight slot, and protective case is adapted with camber straight slot, and the supporting plate offers cross-drilled hole close to the side of fork truck, and Fork truck is connected with fork plate close to the side of supporting plate, and cross-drilled hole is run through in side of the fork plate far from fork truck, and fork truck is close to fixed plate Side be welded with the first connecting plate, first connecting plate is welded with the second connecting plate, and second close to the side of fixed plate Connecting plate is in contact with fixed plate.
Preferably, second connecting plate is equipped with bolt close to the side of fixed plate, and fixed plate is close to the second connection The side of plate offers bolt slot, and bolt is threadedly coupled with bolt slot.
Preferably, the quantity of the protective case is ten to ten two, and ten to ten two protective cases are equidistantly sheathed on outside PE layers of outside.
Preferably, the quantity of the supporting plate is equal with the quantity of protective case.
Preferably, the inner wall of the fork plate and cross-drilled hole is slidably connected.
Compared with prior art, the beneficial effects of the utility model are:By un-bonded prestressed steel strand, be wrapped band, PE layers interior, thermal insulation layer, armor layer and outer PE layers are matched, and outer PE layers can slide and be in low stress even unstress state, Be that interior PE layers and un-bonded prestressed steel strand provide better protection, by protective case, fixed plate, supporting plate, cross-drilled hole, fork truck, Fork plate, the first connecting plate and the second connecting plate match, and facilitate the transport of un-bonded prestressed steel strand in the construction process.
The utility model is simple in structure, easy for installation, economical and practical, and by band and the thermal insulation layer of being wrapped, outer PE layers can slide It moves and in low stress even unstress state, is that interior PE layers and un-bonded prestressed steel strand provide better protection, passes through Supporting plate and fork plate facilitate the transport of un-bonded prestressed steel strand finished product rope in the construction process.
Description of the drawings
Fig. 1 be the utility model proposes inside and outside PE layers of gapped tape armour steel strand finished cable body structure diagram;
Fig. 2 be the utility model proposes inside and outside PE layer gapped tape armour steel strand finished cable body the second connecting plate and consolidate The attachment structure schematic diagram of fixed board;
Fig. 3 be the utility model proposes inside and outside PE layers of gapped tape armour steel strand finished cable body supporting plate on protective case Dimensional structure diagram.
In figure:1 un-bonded prestressed steel strand, 2 be wrapped band, PE layer in 3,4 thermal insulation layers, 5 armor layers, 6 PE layers outer, 7 guarantors Sheath, 8 fixed plates, 9 supporting plates, 10 cross-drilled holes, 11 fork trucks, 12 fork plates, 13 first connecting plates, 14 second connecting plates.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.
With reference to Fig. 1-3, inside and outside PE layers of gapped tape armour steel strand finished cable body, including multiple un-bonded prestressed steel strands 1, the outer sheath of multiple un-bonded prestressed steel strands 1 is equipped with the same band 2 that is wrapped;Be wrapped band 2 outer sheath be equipped with interior PE layers 3, and the outer sheath of interior PE layers 3 is equipped with thermal insulation layer 4, the outer sheath of thermal insulation layer 4 is equipped with armor layer 5, and the outside of armor layer 5 is arranged Have outer PE layers 6 so that outer PE layers and it is PE layers interior between there is gap, interstice coverage is 0.01~300mm, in advance should by soap-free emulsion polymeization Power steel strand wires 1, the band 2 that is wrapped, interior PE layers 3, thermal insulation layer 4, armor layer 5 and outer PE layers 6 match, and outer PE layers 6 can be slided and be located In low stress even unstress state, better protection is provided for interior PE layers 3 and un-bonded prestressed steel strand 1, passes through protection Set 7, fixed plate 8, supporting plate 9, cross-drilled hole 10, fork truck 11, fork plate 12, the first connecting plate 13 and the second connecting plate 14 match, convenient The transport of un-bonded prestressed steel strand 1 in the construction process, the utility model is simple in structure, easy for installation, economical and practical, leads to Be wrapped band 2 and thermal insulation layer 4 are crossed, outer PE layers 6 can slide and in low stress even unstress state, for interior PE layers 3 and without viscous Knot prestress wire 1 provides better protection, by supporting plate 9 and fork plate 12, un-bonded prestressed steel strand 1 is facilitated to construct Transport in the process.
In the utility model, the quantity of un-bonded prestressed steel strand 1 is seven, and the outer sheath of outer PE layers 6 is equipped with multiple Protective case 7, and the side of protective case 7 is installed with fixed plate 8, side of the fixed plate 8 far from protective case 7 is equipped with fork truck 11, And the lower section of fixed plate 8 is equipped with multiple supporting plates 9, the top of supporting plate 9 offers camber straight slot, and protective case 7 and camber straight slot phase Adaptation, supporting plate 9 offers cross-drilled hole 10 close to the side of fork truck 11, and fork truck 11 is connected with fork plate 12 close to the side of supporting plate 9, fork Cross-drilled hole 10 is run through in side of the plate 12 far from fork truck 11, and fork truck 11 is welded with the first connecting plate 13 close to the side of fixed plate 8, the One connecting plate 13 is welded with the second connecting plate 14 close to the side of fixed plate 8, and the second connecting plate 14 is in contact with fixed plate 8, Second connecting plate 14 is equipped with bolt close to the side of fixed plate 8, and fixed plate 8 is offered close to the side of the second connecting plate 14 Bolt slot, bolt are threadedly coupled with bolt slot, and the quantity of protective case 7 is ten to ten two, and between ten to ten two 7 grades of protective case Away from the outside for being sheathed on outer PE layers 6, the quantity of supporting plate 9 is equal with the quantity of protective case 7, and fork plate 12 and the inner wall of cross-drilled hole 10 slide Connection, is matched by un-bonded prestressed steel strand 1, the band 2 that is wrapped, interior PE layers 3, thermal insulation layer 4, armor layer 5 and outer PE layers 6, Outer PE layers 6 can be slided and in low stress even unstress state, be provided for interior PE layers 3 and un-bonded prestressed steel strand 1 Preferably protection, passes through protective case 7, fixed plate 8, supporting plate 9, cross-drilled hole 10, fork truck 11, fork plate 12, the first connecting plate 13 and second Connecting plate 14 matches, and facilitates the transport of un-bonded prestressed steel strand 1 in the construction process, and the utility model is simple in structure, It is easy for installation, it is economical and practical, by band 2 and the thermal insulation layer 4 of being wrapped, outer PE layers 6 can slide and in low stress even it is unstressed State provides better protection for interior PE layers 3 and un-bonded prestressed steel strand 1, by supporting plate 9 and fork plate 12, facilitates without viscous Tie the transport of prestress wire 1 in the construction process.
Operation principle:Inside and outside PE layers of gapped tape armour steel strand finished cable body can reduce even eliminate in PE layers 3 and outside Hot extrusion residual stress between PE layers 6, while damage caused by un-bonded prestressed steel strand 1 may be provided for PE breakages After one layer of protection armor layer 5, armor layer 5 and thermal insulation layer 4 can ensure outer 6 hot extrusion of PE layers cooling, there are one between interior PE layers 3 A gap, gap size is differed for 0.01mm-300mm, and after thus machining, outer PE layers 6 can slide and in low stress Even unstress state, service life are able to not influenced and then be fully guaranteed by alternate stress, for interior PE layers 3 and without viscous Knot prestress wire 1 provides better protection, and when the even stressless outer PE layers 6 of low stress occur damaged, it makes after repairing It is hardly reduced with the service life, in use, starting fork truck 11, fork truck 11 drives fork plate 12 to be moved so that fork plate 12 is in cross-drilled hole It is slided on 10 inner wall, when fork plate 12 runs through cross-drilled hole 10, the second connecting plate 14 is in contact just with fixed plate 8 at this time, By bolt the second connecting plate 14 and fixed plate 8 are fixed, facilitate un-bonded prestressed steel strand 1 in the construction process Transport.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (7)

1. PE layers of gapped tape armour steel strand finished cable body inside and outside, including multiple un-bonded prestressed steel strands (1), feature exists In the outer sheath of multiple un-bonded prestressed steel strands (1) is equipped with the same band (2) that is wrapped;
The outer sheath of the band (2) that is wrapped is equipped with interior PE layers (3), and the outer sheath of PE layers interior (3) is equipped with thermal insulation layer (4), described The outer sheath of thermal insulation layer (4) is equipped with armor layer (5), and the outer sheath of armor layer (5) is equipped with outer PE layers (6).
2. inside and outside PE layers of gapped tape armour steel strand finished cable body according to claim 1, which is characterized in that the nothing is glued The quantity for tying prestress wire (1) is N number of, N >=1.
3. inside and outside PE layers of gapped tape armour steel strand finished cable body according to claim 1, which is characterized in that the outer PE The outer sheath of layer (6) is equipped with multiple protective cases (7), and the side of protective case (7) is installed with fixed plate (8), the fixation Side of the plate (8) far from protective case (7) is equipped with fork truck (11), and the lower section of fixed plate (8) is equipped with multiple supporting plates (9), the support Camber straight slot is offered at the top of plate (9), and protective case (7) is adapted with camber straight slot, the supporting plate (9) is close to fork truck (11) Side offer cross-drilled hole (10), and fork truck (11) is connected with fork plate (12) close to the side of supporting plate (9), the fork plate (12) is remote Side from fork truck (11) is through cross-drilled hole (10), and fork truck (11) is welded with the first connecting plate close to the side of fixed plate (8) (13), first connecting plate (13) is welded with the second connecting plate (14), and the second connecting plate close to the side of fixed plate (8) (14) it is in contact with fixed plate (8).
4. inside and outside PE layers of gapped tape armour steel strand finished cable body according to claim 3, which is characterized in that described second Connecting plate (14) is equipped with bolt close to the side of fixed plate (8), and fixed plate (8) is opened close to the side of the second connecting plate (14) Equipped with bolt slot, bolt is threadedly coupled with bolt slot.
5. inside and outside PE layers of gapped tape armour steel strand finished cable body according to claim 3, which is characterized in that the protection The quantity for covering (7) is ten to ten two, and ten to ten two protective cases (7) are equidistantly sheathed on the outside of PE layers outer (6).
6. inside and outside PE layers of gapped tape armour steel strand finished cable body according to claim 3, which is characterized in that the supporting plate (9) quantity is equal with the quantity of protective case (7).
7. inside and outside PE layers of gapped tape armour steel strand finished cable body according to claim 3, which is characterized in that the fork plate (12) inner wall with cross-drilled hole (10) is slidably connected.
CN201721448231.4U 2017-11-03 2017-11-03 Inside and outside PE layers of gapped tape armour steel strand finished cable body Active CN207498831U (en)

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CN201721448231.4U CN207498831U (en) 2017-11-03 2017-11-03 Inside and outside PE layers of gapped tape armour steel strand finished cable body

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Application Number Priority Date Filing Date Title
CN201721448231.4U CN207498831U (en) 2017-11-03 2017-11-03 Inside and outside PE layers of gapped tape armour steel strand finished cable body

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107905104A (en) * 2017-11-03 2018-04-13 柳州市桥厦缆索制品有限公司 Inside and outside PE layers of gapped tape armour steel strand finished cable body

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107905104A (en) * 2017-11-03 2018-04-13 柳州市桥厦缆索制品有限公司 Inside and outside PE layers of gapped tape armour steel strand finished cable body

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