CN101775781A - Long-acting building guy cable - Google Patents
Long-acting building guy cable Download PDFInfo
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- CN101775781A CN101775781A CN201010002582A CN201010002582A CN101775781A CN 101775781 A CN101775781 A CN 101775781A CN 201010002582 A CN201010002582 A CN 201010002582A CN 201010002582 A CN201010002582 A CN 201010002582A CN 101775781 A CN101775781 A CN 101775781A
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- drag
- line
- cable body
- anchor head
- building structure
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Abstract
The invention discloses a long-acting building guy cable with good protection effect and long service life, comprising a guy cable body (1) and a guy cable anchor head (2). The guy cable body (1) passes through a building structure body (3) and is fixedly connected with the anchor head (2); a protective cover (21) fixedly connected with the building structure body (3) is coated outside the anchor head (2); anti-corrosive grease (22) is filled in the protective cover (21); foaming agent (23) is filled among the guy cable body (1), the anchor head (2) and the building structure body (3); the top of the foaming agent (23) is injected with a cement plaster layer (24); the upper part of the cement mortar layer (24) is provided with a steel cover plate (25) which is closely combined with the building structure (3); an additional protective layer is arranged outside the guy cable body (1), and comprises a flameproof textile (11) wrapped outside the guy cable body (1), a steel sleeve (12) and a flameproof coating (13) or comprises the steel sleeve (12) sleeved outside the guy cable body (1), a mortar layer (14) injected between the outside surfaces of the steel sleeve (12) and the mortar layer (14), and the flameproof coating (13) coated outside the steel sleeve (12).
Description
Technical field
The present invention relates to a kind of long-acting building guy cable.
Background technology
Stayed structure has become a kind of important form of building structure, it in the application of building field more and more widely, from the discrete structure member to the total system, all often adopt stayed structure from the outdoor inside configuration (indoor) of hanging, and stayed structure is being brought into play important effect in Application in Building, the importance of drag-line improves constantly, itself and the structure of building, use, problems such as finishing and expense are closely related, drag-line becomes important component not replaceable in the building gradually, because drag-line importance reaches not replaceability, then require its Years Of Service must identical with building structure (being not less than 50 years), so the requirement of shelter to drag-line is more and more higher, and the protection system of drag-line directly determines the drag-line life-span.
At present, though cable-stayed bridge cable or drag-line for building have also adopted certain protection system, but aging and damage in various degree just appears in the drag-line of domestic and international many cable stayed bridges or building venue after using more than ten years, many bridges were just changed drag-line one time less than 20 years, failed to reach the long-life requirement with the identical Years Of Service of structure far away.Existing guard system mainly necessarily protects anchor head; and outside the drag-line cable body is exposed to; main HPDE (high density polyethylene (HDPE)) by himself is anticorrosion; but in fact HPDE is aging easily; its durability is limited; so can occur usually that anchor head gets rusty and HDPE cracking causes situations such as steel wire corrosion, the drag-line life-span is affected easily.So except the protection anchor head, the reply cable body protects.Particularly use in architecture indoor, except anticorrosion, drag-line collsion damage and fire burn in use also can cause in various degree injury to drag-line, and drag-line should be able to reach corresponding fire endurance requirement as structural element.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and the long-acting building guy cable that a kind of protection effect is good, the life-span is long is provided.
First kind of technical scheme of the present invention is: the present invention includes the drag-line cable body; the drag-line anchor head; the end of described drag-line cable body is passed building structure and is fixedlyed connected with described drag-line anchor head; the part ladle cover that described drag-line anchor head stretches out described building structure has protective cover; described protective cover fixedly connected with described building structure and with described drag-line anchor head ladle cover in inside; fill anticorrosion grease in the described protective cover; space filling-foam agent between described drag-line cable body and described drag-line anchor head and the described building structure; described blowing agent top sealing part is perfused with cement sand bed; described cement sand bed top is provided with steel deck-plate; described steel deck-plate and described building structure are sealed and matched, and the outside of described drag-line cable body is provided with the additional protection layer.
Described additional protection layer comprises the flameproof fabric that is wrapped in around the described drag-line cable body, be wrapped in steel sleeve around the described flameproof fabric, be coated on the fire resistant coating of described steel sleeve external surface.
The external surface of described protective cover is zinc-plated or be coated with fireproof paint.
Described drag-line anchor head is zinc-plated.
The center of described drag-line cable body is steel strand or parallel steel wire, described steel strand or parallel steel wire outer wrapping polyester tape, the double-deck high density polyethylene (HDPE) anticorrosive coat of described polyester tape peripheral hardware.
Be connected by welded seal or by screw between described protective cover and the described building structure.
Second kind of technical scheme of the present invention is: the present invention includes the drag-line cable body; the drag-line anchor head; the end of described drag-line cable body is passed building structure and is fixedlyed connected with described drag-line anchor head; the part ladle cover that described drag-line anchor head stretches out described building structure has protective cover; described protective cover fixedly connected with described building structure and with described drag-line anchor head ladle cover in inside; fill anticorrosion grease in the described protective cover; space filling-foam agent between described drag-line cable body and described drag-line anchor head and the described building structure; described blowing agent top sealing part is perfused with cement sand bed; described cement sand bed top is provided with steel deck-plate; described steel deck-plate and described building structure are sealed and matched, and the outside of described drag-line cable body is provided with the additional protection layer.
Described additional protection layer comprises the steel sleeve that is enclosed within described drag-line cable body periphery, be poured into screed between described steel sleeve and the described drag-line cable body external surface, be coated on the fire resistant coating of described steel sleeve external surface.
The external surface of described protective cover is zinc-plated or be coated with fireproof paint.
Described drag-line anchor head is zinc-plated.
The center of described drag-line cable body is steel strand or parallel steel wire, described steel strand or parallel steel wire outer wrapping polyester tape, the double-deck high density polyethylene (HDPE) anticorrosive coat of described polyester tape peripheral hardware.
Be connected by welded seal or by screw between described protective cover and the described building structure.
The invention has the beneficial effects as follows: since described protective cover of the present invention fixedly connected with described building structure and with described drag-line anchor head ladle cover in inside, fill anticorrosion grease in the described protective cover, space filling-foam agent between described drag-line cable body and described drag-line anchor head and the described building structure, described blowing agent top sealing part is perfused with cement sand bed, described cement sand bed top is provided with steel deck-plate, described steel deck-plate and described building structure are sealed and matched, the outside of described drag-line cable body is provided with the additional protection layer, utilize described protective cover, described anticorrosion grease, described blowing agent, described steel deck-plate protects described drag-line anchor head comprehensively, make described drag-line anchor head be in sealing state, reach the effect of stopping air and moisture attacks drag-line anchor head, favorable anti-corrosion effect, the application life of improving drag-line; Described steel deck-plate and described building structure are sealed and matched, the general welding manner that adopts is fixed described steel deck-plate and described building structure, and that described cement sand bed can effectively prevent at welding process Yin Wendu is too high and cause described blowing agent situation on fire to take place, so protection effect of the present invention is good, the life-span is long;
Because comprising, the described additional protection layer of first kind of technical scheme of the present invention is wrapped in described drag-line cable body flameproof fabric on every side, be wrapped in described flameproof fabric steel sleeve on every side, be coated on the fire resistant coating of described steel sleeve external surface, described flameproof fabric can wrap described drag-line cable body earlier in work progress, described drag-line cable body is carried out temporary protection, can effectively prevent the paroxysmal short time carelessness in job site, the unexpected injury that the drag-line cable body is caused, described steel sleeve is set in the periphery of described flameproof fabric again and fire resistant coating is set at described steel sleeve external surface, described drag-line cable body is protected comprehensively, described steel sleeve can effectively be protected the drag-line cable body, avoid the collision injury in long-term the use, described fire resistant coating then reaches the fire prevention purpose, the whole thus barrier propterty that improves drag-line, guarantee and improve the Acceptable life of drag-line, so protection effect of the present invention is good, life-span is long;
Because the described additional protection layer of second kind of technical scheme of the present invention comprises the steel sleeve that is enclosed within described drag-line cable body periphery, be poured into screed between described steel sleeve and the described drag-line cable body external surface, be coated on the fire resistant coating of described steel sleeve external surface, adopt described perfusion mortar layer to the drag-line cable body prevent fires, preventing collision protection, can reduce the described fire resistant coating thickness on described steel sleeve surface, thereby effectively reduce the protection cost, so protection effect of the present invention is good, cost is low;
Because the external surface of described protective cover is zinc-plated or be coated with fireproof paint, can further improve the anticorrosion or fireproof performance of described drag-line anchor head, so barrier propterty of the present invention is better.
Description of drawings
Fig. 1 is a longitudinal plane structure schematic diagram of the present invention;
Fig. 2 is the cross-sectional configuration schematic diagram of the embodiment of the invention one drag-line cable body;
Fig. 3 is the cross-sectional configuration schematic diagram of the embodiment of the invention two drag-line cable bodies.
The specific embodiment
Embodiment one:
As Fig. 1; shown in Figure 2; the present invention includes drag-line cable body 1; drag-line anchor head 2; the end of described drag-line cable body 1 is passed building structure 3 and is fixedlyed connected with described drag-line anchor head 2; the part ladle cover that described drag-line anchor head 2 stretches out described building structure 3 has protective cover 21; described protective cover 21 fixedly connected with described building structure 3 and with described drag-line anchor head 2 ladle covers in inside; fixedly connected by screw 4 between described protective cover 21 and the described building structure 3; can certainly fix by welded seal; fill anticorrosion grease 22 in the described protective cover 21; space filling-foam agent 23 between described drag-line cable body 1 and described drag-line anchor head 2 and the described building structure 3; described blowing agent 23 top sealing parts are perfused with cement sand bed 24; described cement sand bed 24 tops are provided with steel deck-plate 25; described steel deck-plate 25 is sealed and matched with described building structure 3; the outside of described drag-line cable body 1 is provided with the additional protection layer; described additional protection layer comprises the flameproof fabric 11 that is wrapped in around the described drag-line cable body 1; be wrapped in described flameproof fabric 11 steel sleeve 12 on every side; be coated on the fire resistant coating 13 of described steel sleeve 12 external surfaces; described fire resistant coating 13 can be determined suitable thickness according to the fire endurance of drag-line; the external surface of described protective cover 21 is zinc-plated; can further improve the antiseptic property of described drag-line anchor head; the external surface of certain described protective cover 21 also can be coated with fireproof paint; can further improve the fireproof performance of described drag-line anchor head; described drag-line anchor head 2 is zinc-plated; the center of described drag-line cable body 1 is a parallel steel wire 10; can certainly adopt steel strand; described steel strand 10 outer wrapping polyester tapes 15; the double-deck high density polyethylene (HDPE) anticorrosive coat 16 of described polyester tape 15 peripheral hardwares, described drag-line cable body 1 itself has stronger durability.
In work progress, it is wounded easily or easily by the Construction of Steel Structure accident burn that catches fire that the 1 original protection of dispatching from the factory of described drag-line cable body is disengaged the back, accident all is at random and the short time, though its injury is not heavy, but the life-span that all can reduce drag-line maybe need be paid bigger processing cost, so the crashproof fire prevention measure in the work progress is extremely important, the present invention adopts the described flameproof fabric 11 of described drag-line cable body 1 outsourcing one deck to prevent fires, and then puts pvc pipe and carry out interim Anti-bumping protection; Facts have proved that this guard system prevents that effectively the sudden short time carelessness in job site, accident from damaging drag-line.After construction is finished; need drag-line is carried out comprehensive integrated protection of long-term operational phase; comprise anticorrosion, the flameproof protection of anchor head and cable body is crashproof, flameproof protection; anticorrosion for anchor head and steel wire; adopt anticorrosion grease+protective cover+blowing agent protective system; earlier described anticorrosion grease 22 is filled up described drag-line anchor head 2 inner chambers protection steel wire; then described protective cover 21 is covered sealing and press completely described anticorrosion grease 22 again; in described building structure 3 is pressure-bearing node (steel conduit), fill polyurethane foams 23, reach the effect of stopping air and moisture attacks anchor head.For cable body; earlier the outer pvc pipe of construction stage is removed; keep original flameproof fabric; described steel sleeve 12 is installed thereon; can effectively protect cable body to avoid the long-term collision injury of using; then at described steel sleeve 12 external surfaces according to the certain thickness fire resistant coating 13 of fire endurance brushing; reach flameproof effect thus; be that a steel deck-plate is welded in pressure-bearing node (steel conduit) termination at described building structure 3 at last; the sealing steel conduit also is tightly connected with described steel sleeve 12; cause blowing agent on fire for fear of welding high temperature, so adopt described cement sand bed 24 shutoff in termination certain limit (about 200mm).Thus, whole drag-line all is wrapped within the protection system of a sealing, can effectively anticorrosion, crashproof and fire prevention.
The present invention can effectively avoid or reduce the damage of colliding or catching fire drag-line is caused in the work progress, reduce accident risk, more can reach anticorrosion, the crashproof and fireproof requirement of shelter of drag-line integral body in the long-term use (comprising anchor head and cable body), the application life that can guarantee and improve drag-line.
Embodiment two:
As Fig. 1, shown in Figure 3, the difference part of present embodiment and embodiment one is described additional protection layer, the described additional protection layer of present embodiment comprises the steel sleeve 12 that is enclosed within described drag-line cable body 1 periphery, be poured into the screed 14 between described steel sleeve 12 and described drag-line cable body 1 external surface, be coated on the fire resistant coating 13 of described steel sleeve 12 external surfaces, the protection of 14 pairs of described drag-line cable body 1 of described perfusion mortar layer can obtain the protection effect of expection, reach the protection purpose, therefore, the comparable embodiment one of fire resistant coating 13 thickness of the setting of described steel sleeve 12 external surfaces suitably reduces, to reduce the whole cost of drag-line.
All the other features of present embodiment are with embodiment one.
The present invention can be widely used in building field.
Claims (7)
1. long-acting building guy cable; comprise drag-line cable body (1); drag-line anchor head (2); the end of described drag-line cable body (1) is passed building structure (3) and is fixedlyed connected with described drag-line anchor head (2); it is characterized in that: the part ladle cover that described drag-line anchor head (2) stretches out described building structure (3) has protective cover (21); described protective cover (21) fixedly connected with described building structure (3) and with described drag-line anchor head (2) ladle cover in inside; fill anticorrosion grease (22) in the described protective cover (21); space filling-foam agent (23) between described drag-line cable body (1) and described drag-line anchor head (2) and the described building structure (3); described blowing agent (23) top sealing part is perfused with cement sand bed (24); described cement sand bed (24) top is provided with steel deck-plate (25); described steel deck-plate (25) is sealed and matched with described building structure (3), and the outside of described drag-line cable body (1) is provided with the additional protection layer.
2. a kind of long-acting building guy cable according to claim 1 is characterized in that: described additional protection layer comprises and is wrapped on every side flameproof fabric (11) of described drag-line cable body (1), is wrapped on every side steel sleeve (12) of described flameproof fabric (11), is coated on the fire resistant coating (13) of described steel sleeve (12) external surface.
3. a kind of long-acting building guy cable according to claim 1 is characterized in that: described additional protection layer comprises and is enclosed within the peripheral steel sleeve (12) of described drag-line cable body (1), is poured into screed (14) between described steel sleeve (12) and described drag-line cable body (1) external surface, is coated on the fire resistant coating (13) of described steel sleeve (12) external surface.
4. according to claim 1 or 2 or 3 described a kind of long-acting building guy cables, it is characterized in that: the external surface of described protective cover (21) is zinc-plated or be coated with fireproof paint.
5. according to claim 1 or 2 or 3 described a kind of long-acting building guy cables, it is characterized in that: described drag-line anchor head (2) is zinc-plated.
6. according to claim 1 or 2 or 3 described a kind of long-acting building guy cables, it is characterized in that: the center of described drag-line cable body (1) is steel strand or parallel steel wire (10), described steel strand or parallel steel wire (10) outer wrapping polyester tape (15), the double-deck high density polyethylene (HDPE) anticorrosive coat (16) of described polyester tape peripheral hardware.
7. according to claim 1 or 2 or 3 described a kind of long-acting building guy cables, it is characterized in that: fixedly connected by welded seal or by screw (4) between described protective cover (21) and the described building structure (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100025829A CN101775781B (en) | 2010-01-09 | 2010-01-09 | Long-acting building guy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100025829A CN101775781B (en) | 2010-01-09 | 2010-01-09 | Long-acting building guy cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101775781A true CN101775781A (en) | 2010-07-14 |
| CN101775781B CN101775781B (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100025829A Expired - Fee Related CN101775781B (en) | 2010-01-09 | 2010-01-09 | Long-acting building guy cable |
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| Country | Link |
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| CN (1) | CN101775781B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103469727A (en) * | 2013-10-09 | 2013-12-25 | 湖南广和桥梁构件有限公司 | Bridge expansion joint trussed beam box |
| CN105113652A (en) * | 2015-09-16 | 2015-12-02 | 华东建筑设计研究院有限公司 | Flexible steel structure inhaul cable fireproof protection structure |
| CN109057844A (en) * | 2018-07-05 | 2018-12-21 | 天津市振华预应力技术有限公司 | Mining core anti-corrosive anchorage cable anchorage |
| CN109457612A (en) * | 2018-12-27 | 2019-03-12 | 柳州欧维姆机械股份有限公司 | A kind of fire-retardant drag-line |
| CN109944157A (en) * | 2019-03-18 | 2019-06-28 | 江阴法尔胜住电新材料有限公司 | The device and installation method of a kind of pair of suspension cable setting flameproof protection |
| CN110258928A (en) * | 2019-06-26 | 2019-09-20 | 中国长江三峡集团有限公司 | A kind of installation method of Nut column deformed bar device |
| WO2021031329A1 (en) * | 2019-08-19 | 2021-02-25 | 柳州欧维姆机械股份有限公司 | Composite fire-resistant cable |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4435744C2 (en) * | 1994-10-06 | 1997-10-02 | Dyckerhoff & Widmann Ag | Process for cleaning and exposing length-wise sections of steel wire strands |
| DE4441772C2 (en) * | 1994-11-24 | 1999-03-25 | Vls International Ag | Prestressed tension member made of tension wires and method for erecting such a tension member |
| EP1001089B1 (en) * | 1998-10-15 | 2003-07-09 | Yincheng Hou | Novel technique for stay cable system |
| FR2817566B1 (en) * | 2000-12-04 | 2003-02-07 | Freyssinet Int Stup | INDIVIDUALLY PROTECTED CORD, USE THEREOF IN CONSTRUCTION, AND MANUFACTURING METHOD |
| CN2594300Y (en) * | 2002-12-05 | 2003-12-24 | 柳州海威姆建筑机械有限公司 | Bridge dragline apparatus |
| CN2923805Y (en) * | 2006-04-30 | 2007-07-18 | 江苏法尔胜新日制铁缆索有限公司 | Novel durable drag line body structure |
| CN201635009U (en) * | 2010-01-09 | 2010-11-17 | 深圳中建院建筑科技有限公司 | Long-acting building stay cable |
-
2010
- 2010-01-09 CN CN2010100025829A patent/CN101775781B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103469727A (en) * | 2013-10-09 | 2013-12-25 | 湖南广和桥梁构件有限公司 | Bridge expansion joint trussed beam box |
| CN105113652A (en) * | 2015-09-16 | 2015-12-02 | 华东建筑设计研究院有限公司 | Flexible steel structure inhaul cable fireproof protection structure |
| CN109057844A (en) * | 2018-07-05 | 2018-12-21 | 天津市振华预应力技术有限公司 | Mining core anti-corrosive anchorage cable anchorage |
| CN109457612A (en) * | 2018-12-27 | 2019-03-12 | 柳州欧维姆机械股份有限公司 | A kind of fire-retardant drag-line |
| CN109944157A (en) * | 2019-03-18 | 2019-06-28 | 江阴法尔胜住电新材料有限公司 | The device and installation method of a kind of pair of suspension cable setting flameproof protection |
| CN110258928A (en) * | 2019-06-26 | 2019-09-20 | 中国长江三峡集团有限公司 | A kind of installation method of Nut column deformed bar device |
| WO2021031329A1 (en) * | 2019-08-19 | 2021-02-25 | 柳州欧维姆机械股份有限公司 | Composite fire-resistant cable |
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| Publication number | Publication date |
|---|---|
| CN101775781B (en) | 2012-08-15 |
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