CN103362311A - Tractor with anchor and for finished steel strand - Google Patents
Tractor with anchor and for finished steel strand Download PDFInfo
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- CN103362311A CN103362311A CN2013103416480A CN201310341648A CN103362311A CN 103362311 A CN103362311 A CN 103362311A CN 2013103416480 A CN2013103416480 A CN 2013103416480A CN 201310341648 A CN201310341648 A CN 201310341648A CN 103362311 A CN103362311 A CN 103362311A
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- wire bundle
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Abstract
The invention discloses a tractor with an anchor and for a finished steel strand. The tractor comprises a hoop, the anchor and a traction pull ring. One end of the finished steel strand is sleeved with the hoop, and the hoop hoops the end portion of the finished steel strand. A center steel strand protruding out of the end face of one end of the finished steel strand is arranged in the center of the finished steel strand. The center steel strand is locked by the anchor. The anchor is connected with one end of the traction pull ring, and a pull ring connected with traction equipment is arranged at the other end of the traction pull ring. The size of the periphery of the tractor is smaller than the inner diameter of a construction channel used for threading of the finished steel strand later. The tractor has the advantages that the hoop, the anchor and the traction pull ring can hoop and lock the finished steel strand and the center steel strand as a whole, under dragging of the traction equipment, the tractor can effectively and safely thread the finished steel strand out of the construction channel, prevents winding and deformation of the steel stand and is high in construction efficiency, the anchor locks the middle steel strand, the structure is simple, and use is convenient.
Description
Technical field
What the present invention relates to is the tractor that the finished product steel wire bundle is used, particularly be a kind of finished product steel wire bundle with the tractor with ground tackle.
Background technology
In to building, road and bridge building operations, need many prestressing tendons are made in order, penetrate in the prestressed pore passage that has prepared, namely in the corrugated conduit.Finished product steel wire bundle (claiming again " comb is compiled bundle ") is worn in corrugated conduit when sending, and need to a special tractor be set at finished product steel wire bundle front end.The quality of retractor structures design and the convenience that should use have a significant impact the quality of constructing.
Chinese utility model patent 201120371131.2 has been announced the threading-in device that a kind of steel strand comb is compiled bundle usefulness, this threading-in device comprises lead seat and connects head, the lead seat outer wall is threaded, connect head and contain front end circular cone and rear end hollow cylinder, the axle center of circular cone is provided with through hole, the inwall of hollow cylinder is provided with internal thread, connects an inwall of rear end hollow cylinder and is connected with the lead seat outer wall thread, and connecting an other end has suspension ring.
There is following deficiency in above-mentioned existing technology Patent: 1, a special head that connects is arranged between lead seat and suspension ring, connect head and be front end circular cone, rear end hollow cylinder, and internal thread is arranged in the corresponding construction, processing is inconvenient.2, at the construction field (site), need will connect first head and connect lead seat, will connect suspension ring again and connect the hollow cylinder that connects a rear end, construction sequence is comparatively loaded down with trivial details.3, connect head and connect suspension ring and need to make different specifications according to the radical of steel strand, will prepare so at the construction field (site) one of different size and wear leader and connect suspension ring, use inconvenience.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of and connect central steel twisted wire and traction draw ring in the finished product steel wire bundle with ground tackle, have simple in structurely, the convenient a kind of finished product steel wire bundle that connects pulling equipment is with the tractor with ground tackle.
The technical scheme that solves the problems of the technologies described above is: the tractor of a kind of finished product steel wire bundle with ground tackle, and described tractor comprises: banding ring, ground tackle and traction draw ring; Described banding ring connects and is sleeved on finished product steel wire bundle one end and banding on finished product steel wire bundle one end; Be provided with a central steel twisted wire that protrudes finished product steel wire bundle one end end face at the center of described finished product steel wire bundle, this central steel twisted wire is pinned by ground tackle; Described ground tackle connects an end of traction draw ring, and the other end of traction draw ring is provided with the draw ring that connects pulling equipment; The outer profile size of described tractor is worn the construction duct internal diameter that send less than follow-up traction finished product steel wire bundle.
Preferred version is: described ground tackle comprises: anchor ring, intermediate plate; Described anchor ring is the annulus that inside has taper hole, and the cylindrical thread on the anchor ring external diameter is fitted in traction draw ring one end; Described intermediate plate forms the cone with internal thread hole by three identical ring segments of structure, the supporting central steel twisted wire that is equipped with in described internal thread hole, and described cone is fitted in the taper hole of anchor ring.
Preferred version is: described traction draw ring one end internal thread hole is fitted on the cylindrical thread of anchor ring external diameter, hole dimension and pulling equipment or the supporting setting of tractive instrument in the draw ring of the traction draw ring other end.
The invention has the beneficial effects as follows: the present invention overcomes the shortcoming of prior art, and advantage of the present invention is as follows:
1) the present invention utilizes the banding ring will comprise that the finished steel twisted wire of central steel twisted wire tightens to be solidly connected to be integrated, and it is mobile together to make the central steel twisted wire effectively drive the finished product steel wire bundle; Central steel twisted wire and the locking of finished product steel wire bundle can be integrated by ground tackle and traction draw ring, drag lower at pulling equipment, can effective and safe the finished product steel wire bundle be worn and sent construction duct bellows, wear and send process can avoid winding and distortion between the steel strand, efficiency of construction is high.
2) it is simple to be fixed on dedicated extruded equipment and the tool construction of finished product steel wire bundle end with the banding ring, and cost is low, and banding is effective, and banding ring and central steel twisted wire and finished product steel wire bundle can firmly be integrated.
3) the present invention uses ground tackle as the link of traction draw ring, and is easy to use; The intermediate plate inner hole thread can adopt standard size in the ground tackle, and ground tackle can make standard component, have easy to process, interchangeability good, the advantage convenient, that cost is low is used in the job site.
Description of drawings
Fig. 1 is that the present invention is assemblied in structural representation on the finished product steel wire bundle;
Fig. 2 is A-A sectional view among Fig. 1;
Fig. 3 is the sectional view among Fig. 1;
Fig. 4 is the P section enlarged drawing among Fig. 3.
" sequence number explanation in the accompanying drawing "
1: the finished product steel wire bundle; 1a: peripheral steel strand; 1b: central steel twisted wire; 2: the banding ring; 2a: technique impression; 3: ground tackle; 3a: anchor ring; 3b: intermediate plate; 4: the traction draw ring; 4b: draw ring.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail.
Fig. 1 is that the present invention is assemblied in structural representation on the finished product steel wire bundle; Fig. 2 is A-A sectional view among Fig. 1; Fig. 3 is the sectional view among Fig. 1; Fig. 4 is the P section enlarged drawing among Fig. 3.
As shown in the figure, the invention provides a kind of finished product steel wire bundle usefulness with the tractor of ground tackle, described tractor comprises: banding ring 2, ground tackle 3 and traction draw ring 4; Described banding ring 2 connects and is sleeved on finished product steel wire bundle 1 one ends and banding on finished product steel wire bundle 1 one ends; Be provided with a central steel twisted wire 1b who protrudes finished product steel wire bundle 1 one end end faces at the center of described finished product steel wire bundle 1, this central steel twisted wire 1b is pinned by ground tackle 3; Described ground tackle 3 connects an end of traction draw ring 4, and the other end of traction draw ring 4 is provided with the draw ring 4b that connects pulling equipment; The outer profile size of described tractor is worn the construction duct internal diameter that send less than follow-up traction finished product steel wire bundle 1.
Described ground tackle 3 comprises: anchor ring 3a, intermediate plate 3b; Described anchor ring 3a is the annulus that inside has taper hole, and the cylindrical thread on the anchor ring 3a external diameter is fitted in traction draw ring 4 one ends; Described intermediate plate 3b forms the cone with internal thread hole by three identical ring segments of structure, the supporting central steel twisted wire 1b that is equipped with in described internal thread hole, and described cone is fitted in the taper hole of anchor ring 3a.
Described traction draw ring 4 one end internal thread holes are fitted on the cylindrical thread of anchor ring 3a external diameter, hole dimension and pulling equipment or the supporting setting of tractive instrument (figure does not look) in the draw ring 4b of traction draw ring 4 other ends.
In particular, shown in Fig. 1,3, the tractor of a kind of finished product steel wire bundle provided by the invention with ground tackle, banding ring 2 in this tractor is tubular annulus, banding ring 2 inwalls are pressed on the finished product steel wire bundle 1, the size of banding ring 2 internal diameters is to determine with the radical of the central steel twisted wire 1b that stretches out according to peripheral steel strand 1a in the equipped finished product steel wire bundle 1; Banding ring 2 is sleeved on finished product steel wire bundle 1 one ends and with dedicated extruded equipment extruding, makes banding ring 2 bandings on finished product steel wire bundle 1 one ends; Leave over technique impression 2a at banding ring 2 external diameters after the extruding; After the extruding banding ring 2 with comprise that the finished product steel wire bundle 1 of central steel twisted wire 1b is integrated, realize when spurring central steel twisted wire 1b the effect that finished product steel wire bundle 1 is servo-actuated.
The intermediate plate 3b of described ground tackle 3 forms the cone with internal thread hole by three identical ring segments of structure, and the size of the internal thread hole of described intermediate plate 3b and central steel twisted wire 1b are supporting, and is equipped in the cone of intermediate plate 3b cylindrical and the taper hole of anchor ring 3a; The outside cylinder of described anchor ring 3a is provided with external screw thread, the external screw thread of anchor ring 3a is connected with an end internal thread of traction draw ring 4, along with anchor ring 3a screws in to traction draw ring 4 inner bolt holes, three intermediate plate 3b gaps dwindle and combine closely, the end that central steel twisted wire 1b can be stretched out is locked in the intermediate plate 3b screwed hole, and traction draw ring 4 is integrated with ground tackle 3, finished product steel wire bundle 1 banding; Ground tackle 3 can be selected according to central steel twisted wire 1b diameter.
The other end draw ring 4b of traction draw ring 4 is connected with pulling equipment or tractive instrument (figure does not look).Pulling equipment or tractive instrument are selected haulage cable (figure does not look) usually, haulage cable one end passes and is fixed tightly on the draw ring 4b of traction draw ring 4, again the haulage cable other end is linked to each other with hoist engine, starting hoist engine draws, can drive the smoothly movement in bellows of whole finished product steel wire bundle 1, bellows is shifted out in 1 traction of finished product steel wire bundle, carry out again next step tension steel strand operation.
The course of work of example of the present invention is as follows:
At first, many prestress wire combs are weaved into finished product steel wire bundle 1, an end that central steel twisted wire 1b stretches out finished product steel wire bundle 1 in advance in the middle of making;
Secondly, be inserted in banding ring 2 in the end of finished product steel wire bundle 1, push banding ring 2 cylindricals with dedicated extruded equipment, with itself and finished product steel wire bundle 1 banding;
Again, put ground tackle 3 stretching out central steel twisted wire 1b end, the external screw thread of ground tackle 3 is connected in traction draw ring 4 screwed holes, make ground tackle 3 locking central steel twisted wire 1b;
At last, haulage cable one end that connects hoist engine is connected on the draw ring 4b of traction draw ring 4, hoist engine startup work, finished product steel wire bundle 1 passes the prestressed pore passage bellows smoothly under the haulage cable traction.
More than one embodiment of the present of invention are had been described in detail, described content only is preferred embodiment of the present invention, can not be considered to be used to limiting the scope that practices of the present invention.All equalizations of doing according to the present invention change or improve, and do not have substantial novelty to change, and all should belong in the covering scope of the present invention.
Claims (3)
1. a finished product steel wire bundle is characterized in that described tractor comprises: banding ring (2), ground tackle (3) and traction draw ring (4) with the tractor with ground tackle; Described banding ring (2) connects and to be sleeved on finished product steel wire bundle (1) one end and banding on finished product steel wire bundle (1) one end; Be provided with a central steel twisted wire (1b) that protrudes finished product steel wire bundle (1) one end end face at the center of described finished product steel wire bundle (1), this central steel twisted wire (1b) is pinned by ground tackle (3); Described ground tackle (3) connects an end of traction draw ring (4), and the other end of traction draw ring (4) is provided with the draw ring (4b) that connects pulling equipment; The outer profile size of described tractor is worn the construction duct internal diameter that send less than follow-up traction finished product steel wire bundle (1).
2. a kind of finished product steel wire bundle described in according to claim 1 is characterized in that described ground tackle (3) comprising: anchor ring (3a), intermediate plate (3b) with the tractor with ground tackle; Described anchor ring (3a) is the annulus that inside has taper hole, and the cylindrical thread on anchor ring (3a) external diameter is fitted in traction draw ring (4) one ends; Described intermediate plate (3b) forms the cone with internal thread hole by three identical ring segments of structure, the supporting central steel twisted wire (1b) that is equipped with in described internal thread hole, and described cone is fitted in the taper hole of anchor ring (3a).
3. a kind of finished product steel wire bundle described in according to claim 1 and 2 is with the tractor with ground tackle, it is characterized in that, described traction draw ring (4) one end internal thread holes are fitted on the cylindrical thread of anchor ring (3a) external diameter, the interior hole dimension of draw ring (4b) and pulling equipment or the supporting setting of tractive instrument of traction draw ring (4) other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310341648.0A CN103362311B (en) | 2013-08-06 | 2013-08-06 | A kind of traction apparatus of finished steel strand bundle band anchorage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310341648.0A CN103362311B (en) | 2013-08-06 | 2013-08-06 | A kind of traction apparatus of finished steel strand bundle band anchorage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103362311A true CN103362311A (en) | 2013-10-23 |
| CN103362311B CN103362311B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310341648.0A Active CN103362311B (en) | 2013-08-06 | 2013-08-06 | A kind of traction apparatus of finished steel strand bundle band anchorage |
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| CN (1) | CN103362311B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107244057A (en) * | 2017-06-22 | 2017-10-13 | 山西泰鑫塑胶制品有限公司 | Auxiliary cooling device for PVC expressing techniques |
| CN110409835A (en) * | 2019-08-21 | 2019-11-05 | 广西路建工程集团有限公司 | Hinging device for cable-stayed bridge and its construction method in a kind of post-stressed bellows |
| CN112281661A (en) * | 2020-09-22 | 2021-01-29 | 中铁六局集团有限公司 | Traction device and traction method for parallel steel strand stay cable |
| CN113957800A (en) * | 2020-12-29 | 2022-01-21 | 中铁大桥局集团第六工程有限公司 | Synchronous installation method for prestressed steel bundles and prefabricated pier segments |
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| JP2004044228A (en) * | 2002-07-11 | 2004-02-12 | Ishikawajima Harima Heavy Ind Co Ltd | Pre-stress readjusting method and apparatus for pre-stressed concrete |
| CN101660354A (en) * | 2009-09-11 | 2010-03-03 | 中铁大桥局集团第五工程有限公司 | Prestress steel strand penetrating device |
| CN101949219A (en) * | 2010-10-08 | 2011-01-19 | 天津滨海盈信投资有限公司 | Steel strand bundle |
| CN201874247U (en) * | 2010-10-29 | 2011-06-22 | 广东省基础工程公司 | Device for pulling pre-stressed steel strands through corrugated tube |
| CN202830736U (en) * | 2012-07-30 | 2013-03-27 | 天津鑫坤泰预应力专业技术有限公司 | Bundle combing device for steel strands |
| CN103184797A (en) * | 2013-03-20 | 2013-07-03 | 中国核工业华兴建设有限公司 | Prestressed steel strand penetrating guide device and penetrating usage method |
| CN203487791U (en) * | 2013-08-06 | 2014-03-19 | 天津鑫坤泰预应力专业技术有限公司 | Finished steel strand dedicated tractor with anchorage device |
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2013
- 2013-08-06 CN CN201310341648.0A patent/CN103362311B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2004044228A (en) * | 2002-07-11 | 2004-02-12 | Ishikawajima Harima Heavy Ind Co Ltd | Pre-stress readjusting method and apparatus for pre-stressed concrete |
| CN101660354A (en) * | 2009-09-11 | 2010-03-03 | 中铁大桥局集团第五工程有限公司 | Prestress steel strand penetrating device |
| CN101949219A (en) * | 2010-10-08 | 2011-01-19 | 天津滨海盈信投资有限公司 | Steel strand bundle |
| CN201874247U (en) * | 2010-10-29 | 2011-06-22 | 广东省基础工程公司 | Device for pulling pre-stressed steel strands through corrugated tube |
| CN202830736U (en) * | 2012-07-30 | 2013-03-27 | 天津鑫坤泰预应力专业技术有限公司 | Bundle combing device for steel strands |
| CN103184797A (en) * | 2013-03-20 | 2013-07-03 | 中国核工业华兴建设有限公司 | Prestressed steel strand penetrating guide device and penetrating usage method |
| CN203487791U (en) * | 2013-08-06 | 2014-03-19 | 天津鑫坤泰预应力专业技术有限公司 | Finished steel strand dedicated tractor with anchorage device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107244057A (en) * | 2017-06-22 | 2017-10-13 | 山西泰鑫塑胶制品有限公司 | Auxiliary cooling device for PVC expressing techniques |
| CN110409835A (en) * | 2019-08-21 | 2019-11-05 | 广西路建工程集团有限公司 | Hinging device for cable-stayed bridge and its construction method in a kind of post-stressed bellows |
| CN112281661A (en) * | 2020-09-22 | 2021-01-29 | 中铁六局集团有限公司 | Traction device and traction method for parallel steel strand stay cable |
| CN113957800A (en) * | 2020-12-29 | 2022-01-21 | 中铁大桥局集团第六工程有限公司 | Synchronous installation method for prestressed steel bundles and prefabricated pier segments |
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| Publication number | Publication date |
|---|---|
| CN103362311B (en) | 2016-08-17 |
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| C06 | Publication | ||
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Effective date of registration: 20190318 Address after: No. 15 Jingxiang Road, Beichen Science Park, Tianjin 300402 Co-patentee after: SICHUAN TIECHUANG TECHNOLOGY Co.,Ltd. Patentee after: TIANJIN SHINKUNTAI ADVANCED PRESTRESSING TECHNOLOGY Co.,Ltd. Co-patentee after: CHINA RAILWAY ERYUAN ENGINEERING GROUP Co.,Ltd. Address before: 300402 Tianjin Beichen District Beichen science and Technology Park, No. 15, Jing Xiang Road Patentee before: TIANJIN SHINKUNTAI ADVANCED PRESTRESSING TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220824 Address after: No. 15, Jingxiang Road, Science and Technology Park, Beichen District, Tianjin 300402 Patentee after: TIANJIN SHINKUNTAI ADVANCED PRESTRESSING TECHNOLOGY Co.,Ltd. Patentee after: CHINA RAILWAY ERYUAN ENGINEERING GROUP Co.,Ltd. Patentee after: Sichuan tietuo Technology Co.,Ltd. Address before: No. 15 Jingxiang Road, Beichen Science Park, Tianjin 300402 Patentee before: TIANJIN SHINKUNTAI ADVANCED PRESTRESSING TECHNOLOGY Co.,Ltd. Patentee before: SICHUAN TIECHUANG TECHNOLOGY Co.,Ltd. Patentee before: CHINA RAILWAY ERYUAN ENGINEERING GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |