CN103362311B - A kind of traction apparatus of finished steel strand bundle band anchorage - Google Patents
A kind of traction apparatus of finished steel strand bundle band anchorage Download PDFInfo
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- CN103362311B CN103362311B CN201310341648.0A CN201310341648A CN103362311B CN 103362311 B CN103362311 B CN 103362311B CN 201310341648 A CN201310341648 A CN 201310341648A CN 103362311 B CN103362311 B CN 103362311B
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- steel strand
- traction
- strand bundle
- anchorage
- finished steel
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Abstract
The present invention discloses the traction apparatus of a kind of finished steel strand bundle band anchorage, and described traction apparatus includes: hoop, anchorage and traction draw ring；Through finished steel strand bundle one end the banding of being sleeved on of hoop is on finished steel strand bundle one end；At the central steel twisted wire being provided centrally with protrusion finished steel strand bundle one end end face of finished steel strand bundle, this central steel twisted wire is pinned by anchorage；Anchorage connects one end of traction draw ring, and the other end of traction draw ring is provided with the draw ring connecting pulling equipment；The outer profile size of traction apparatus wears, less than follow-up traction finished product steel wire bundle, the construction duct internal diameter sent.The invention has the beneficial effects as follows: finished steel strand bundle and central steel twisted wire banding locking can be integrated by hoop, anchorage and traction draw ring, under pulling equipment drags, finished steel strand bundle is worn and is passed through construction duct by energy effective and safe, it is to avoid the winding of steel strand wires, deformation, and efficiency of construction is high；Anchorage locking central steel twisted wire simple in construction, easy to use.
Description
Technical field
The present invention relates to the traction apparatus of finished steel strand bundle, particularly to be that a kind of finished steel strand bundle carries
The traction apparatus of anchorage.
Background technology
To in building, road and bridge construction, need to make many prestressing tendons in order, penetrate and prepare
In good prestressed pore passage, i.e. in corrugated conduit.Finished steel strand bundle (also known as " comb compiles bundle ") is worn when sending in corrugated conduit, needs
One special traction apparatus is set in finished steel strand bundle front end.Retractor structures design quality and should use just
Profit, has a significant impact the quality of construction.
Chinese utility model patent 201120371131.2 discloses a kind of steel strand wires comb and compiles the threading-in device of bundle, and this connects
Device includes lead seat and connects head, and lead seat outer wall is threaded, and connects head and contains front end circular cone and rear end hollow cylinder, circular cone
Axle center be provided with through hole, the inwall of hollow cylinder is provided with female thread, connects an inwall of rear end hollow cylinder and lead seat outer wall
Threaded, connecting an other end has suspension ring.
Above-mentioned existing technology Patent exists following not enough: 1, have special connecting between lead seat and suspension ring
Head, connecting head is front end circular cone, rear end hollow cylinder, and has female thread in corresponding construction, processing inconvenience.2, existing in construction
, needing first to connect head and connect lead seat, then the hollow cylinder connecting a rear end in suspension ring connection will be connected, construction procedure is relatively
For loaded down with trivial details.3, connect head and connect suspension ring need make different specifications according to the radical of steel strand wires, the most at the construction field (site)
The a set of of different size will be prepared connect head and connect suspension ring, use inconvenience.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of anchorage connects in finished product steel wire bundle
Central steel twisted wire and traction draw ring, have simple in construction, the convenient a kind of finished steel strand bundle band anchorage connecting pulling equipment
Traction apparatus.
The technical scheme solving above-mentioned technical problem is: the traction apparatus of a kind of finished steel strand bundle band anchorage, described in lead
Lead device includes: hoop, anchorage and traction draw ring；Described hoop is through is sleeved on finished steel strand bundle one end and banding exists
On finished steel strand bundle one end；Being provided centrally with one and protrude finished steel strand bundle one end end in described finished steel strand bundle
The central steel twisted wire in face, this central steel twisted wire is pinned by anchorage；Described anchorage connects one end of traction draw ring, draws the another of draw ring
One end is provided with the draw ring connecting pulling equipment；The outer profile size of described traction apparatus is worn less than follow-up traction finished product steel wire bundle
The construction duct internal diameter sent；
Described hoop is tubular annulus, and hoop extrudes banding at finished steel strand bundle one end with dedicated extruded equipment
On, hoop external diameter is left over technique impression.
Preferred version is: described anchorage includes: anchor ring, intermediate plate；Described anchor ring is the annulus that inside has taper hole, outside anchor ring
Cylindrical thread on footpath is fitted in traction draw ring one end；Described intermediate plate is made up of the ring segment that three structures are identical and has interior spiral shell
The cone of pit, supporting equipped with central steel twisted wire in described internal thread hole, 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, and traction is drawn
The draw ring hole size of the ring other end and pulling equipment or the supporting setting of tractive instrument.
The invention has the beneficial effects as follows: the present invention overcomes the shortcoming of prior art, advantages of the present invention is as follows:
1) present invention utilizes hoop the finished steel strand bundle including central steel twisted wire to be fastenedly connected to be integrated, make center
Steel strand wires effectively drive finished steel strand bundle to move together；Can be by central steel twisted wire and finished steel by anchorage and traction draw ring
Strand bundle locking is integrated, and under pulling equipment drags, finished steel strand bundle is worn and passed through construction duct ripple by energy effective and safe
Pipe, wears and passes through winding and the deformation that journey is avoided that between steel strand wires, and efficiency of construction is high.
2) being fixed on the dedicated extruded equipment of finished steel strand bundle end by hoop and tool construction is simple, cost is low,
Gripping effect is good, and hoop can firmly be integrated with central steel twisted wire and finished steel strand bundle.
3) present invention anchorage is as the connection member of traction draw ring, easy to use；In anchorage, intermediate plate inner hole thread can be adopted
By standard size, and anchorage can make standard component, have easy to process, interchangeability good, job site application is convenient, low cost
Advantage.
Accompanying drawing explanation
Fig. 1 is that the present invention is assemblied in structural representation in finished steel strand bundle；
Fig. 2 is A-A sectional view in Fig. 1；
Fig. 3 is the sectional view in Fig. 1；
Fig. 4 is the P portion enlarged drawing in Fig. 3.
" sequence number explanation in accompanying drawing "
1: finished steel strand bundle；1a: peripheral steel strand wires；1b: central steel twisted wire；2: hoop；2a: technique impression；3: anchor
Tool；3a: anchor ring；3b: intermediate plate；4: traction draw ring；4b: draw ring.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the invention are described in further detail.
Fig. 1 is that the present invention is assemblied in structural representation in finished steel strand bundle；Fig. 2 is A-A sectional view in Fig. 1；Fig. 3 is figure
Sectional view in 1；Fig. 4 is the P portion enlarged drawing in Fig. 3.
As it can be seen, the present invention provides the traction apparatus of a kind of finished steel strand bundle band anchorage, described traction apparatus includes: hoop
Tight ring 2, anchorage 3 and traction draw ring 4；Through finished steel strand bundle 1 one end the banding of being sleeved on of described hoop 2 is at finished steel
On strand bundle 1 one end；Being provided centrally with one and protrude finished steel strand bundle 1 one end end face in described finished steel strand bundle 1
Central steel twisted wire 1b, this central steel twisted wire 1b pinned by anchorage 3；Described anchorage 3 connects one end of traction draw ring 4, and traction is drawn
The other end of ring 4 is provided with the draw ring 4b connecting pulling equipment；The outer profile size of described traction apparatus is less than follow-up traction finished product
Steel wire bundle 1 wears the construction duct internal diameter sent.
Described anchorage 3 includes: anchor ring 3a, intermediate plate 3b；Described anchor ring 3a is the annulus that inside has taper hole, anchor ring 3a external diameter
On cylindrical thread be fitted in traction draw ring 4 one end；In described intermediate plate 3b is made up of the ring segment that three structures are identical and has
The cone of screwed hole, supporting equipped with central steel twisted wire 1b in described internal thread hole, described cone is fitted in the taper hole of anchor ring 3a
In.
Described traction draw ring 4 one end internal thread hole is fitted on the cylindrical thread of anchor ring 3a external diameter, draws draw ring 4 other end
Draw ring 4b hole size and pulling equipment or tractive instrument (figure does not regards) supporting setting.
In particular, as shown in Figure 1,3, the traction apparatus of a kind of finished steel strand bundle band anchorage that the present invention provides,
Hoop 2 in this traction apparatus is tubular annulus, and hoop 2 inwall is pressed in finished steel strand bundle 1, hoop 2 internal diameter
Size, is to determine according to the radical of steel strand wires 1a and the central steel twisted wire 1b stretched out peripheral in equipped finished steel strand bundle 1；
Hoop 2 is sleeved on finished steel strand bundle 1 one end and extrudes with dedicated extruded equipment, makes hoop 2 banding twist at finished steel
On wire harness 1 one end；On hoop 2 external diameter, technique impression 2a is left over after extruding；After extruding hoop 2 with include that central steel is twisted
The finished steel strand bundle 1 of line 1b is integrated, it is achieved when pulling central steel twisted wire 1b, the effect that finished steel strand bundle 1 is servo-actuated.
The intermediate plate 3b of described anchorage 3 is made up of the cone with internal thread hole the ring segment that three structures are identical, described
The size of the internal thread hole of intermediate plate 3b is supporting with central steel twisted wire 1b, and the cone of intermediate plate 3b cylindrical is joined in the taper hole of anchor ring 3a
Dress；The outside cylinder of described anchor ring 3a is provided with external screw thread, and the external screw thread of anchor ring 3a is connected with one end female thread of traction draw ring 4,
Along with anchor ring 3a screws in traction draw ring 4 inner bolt hole, gap shrinks combining closely between three intermediate plate 3b, can twist central steel
The end that line 1b stretches out is locked in intermediate plate 3b screwed hole, and making traction draw ring 4 is one with anchorage 3, finished steel strand bundle 1 banding
Body；Anchorage 3 can select according to central steel twisted wire 1b diameter.
Other end draw ring 4b and the pulling equipment of traction draw ring 4 or tractive instrument (figure depending on) are connected.Pulling equipment or lead
Pull tool generally selects haulage cable (figure does not regards), and haulage cable one end passes and be fixed tightly in the draw ring 4b of traction draw ring 4
On, then the haulage cable other end is connected with hoist engine, start hoist engine and draw, whole finished steel twisted wire can be driven
Bundle 1 movement in corrugated tube smoothly, draws finished steel strand bundle 1 removal corrugated tube, then carries out next step stretch-draw steel strand
Line procedures.
The work process of present example is as follows:
First, many prestress wire combs are weaved into finished steel strand bundle 1, makes a central steel twisted wire 1b of centre pre-
First stretch out the end of finished steel strand bundle 1；
Secondly, it is inserted in hoop 2 in the end of finished steel strand bundle 1, extrudes hoop 2 cylindrical with dedicated extruded equipment,
By itself and finished steel strand bundle 1 banding；
Again, stretching out anchorage 3 in central steel twisted wire 1b end sleeve, be connected to the external screw thread of anchorage 3 draw draw ring 4 spiral shell
In pit, anchorage 3 is made to lock central steel twisted wire 1b；
Finally, being connected to the haulage cable one end connecting hoist engine draw on the draw ring 4b of draw ring 4, hoist engine starts
Work, finished steel strand bundle 1 passes through prestressed pore passage corrugated tube under traction steel wire wire saws.
Being described in detail one embodiment of the present of invention above, described content is only the preferable enforcement of the present invention
Example, it is impossible to be considered to practice scope for limit the present invention.All impartial changes done according to the present invention or improvement, do not have
There is substantial novelty to change, all should belong in the covering scope of the present invention.
Claims (3)
1. the finished steel strand bundle traction apparatus of band anchorage, it is characterised in that described traction apparatus includes: hoop (2), anchor
Tool (3) and traction draw ring (4)；Through finished steel strand bundle (1) one end the banding of being sleeved on of described hoop (2) is at finished steel
On strand bundle (1) one end；Described finished steel strand bundle (1) be provided centrally with one protrude finished steel strand bundle (1)
The central steel twisted wire (1b) of end end face, this central steel twisted wire (1b) is pinned by anchorage (3)；Described anchorage (3) connects traction draw ring
(4) one end, the other end of traction draw ring (4) is provided with the draw ring (4b) connecting pulling equipment；The outline of described traction apparatus
It is smaller in size than follow-up traction finished product steel wire bundle (1) and wears the construction duct internal diameter sent；
Described hoop (2) is tubular annulus, and hoop (2) extrudes banding in finished steel strand bundle (1) with dedicated extruded equipment
On one end, hoop (2) external diameter is left over technique impression (2a).
2. according to the traction apparatus of a kind of finished steel strand bundle band anchorage described in claim 1, it is characterised in that described anchor
Tool (3) including: anchor ring (3a), intermediate plate (3b)；Described anchor ring (3a) is the annulus that inside has taper hole, on anchor ring (3a) external diameter
Cylindrical thread is fitted in traction draw ring (4) one end；In described intermediate plate (3b) is made up of the ring segment that three structures are identical and has
The cone of screwed hole, supporting equipped with central steel twisted wire (1b) in described internal thread hole, described cone is fitted in anchor ring (3a)
In taper hole.
3. according to the traction apparatus of a kind of finished steel strand bundle band anchorage described in claim 2, it is characterised in that described in lead
Ring (4) one end internal thread hole that is pulled is fitted on the cylindrical thread of anchor ring (3a) external diameter, the draw ring of traction draw ring (4) other end
(4b) hole size and pulling equipment or the supporting setting of tractive instrument.
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 CN103362311A (en) | 2013-10-23 |
| CN103362311B true CN103362311B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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) |
Families Citing this family (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 |
| CN110409835B (en) * | 2019-08-21 | 2023-07-25 | 广西路建工程集团有限公司 | Post-tensioning prestressed corrugated pipe inner beam penetrating device and construction method thereof |
| 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 |
| CN112709151A (en) * | 2020-12-29 | 2021-04-27 | 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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| 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 |
| 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 |
| 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 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004044228A (en) * | 2002-07-11 | 2004-02-12 | Ishikawajima Harima Heavy Ind Co Ltd | Pre-stress readjusting method and apparatus for pre-stressed concrete |
| CN101949219A (en) * | 2010-10-08 | 2011-01-19 | 天津滨海盈信投资有限公司 | Steel strand bundle |
| 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 |
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2013
- 2013-08-06 CN CN201310341648.0A patent/CN103362311B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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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| CN103362311A (en) | 2013-10-23 |
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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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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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