CN104675121B - Bundle stand is compiled in a kind of prestress wire blanking - Google Patents
Bundle stand is compiled in a kind of prestress wire blanking Download PDFInfo
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- CN104675121B CN104675121B CN201310635152.4A CN201310635152A CN104675121B CN 104675121 B CN104675121 B CN 104675121B CN 201310635152 A CN201310635152 A CN 201310635152A CN 104675121 B CN104675121 B CN 104675121B
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- steel
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- main platform
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 102
- 239000010959 steel Substances 0.000 claims abstract description 102
- 238000005520 cutting process Methods 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000002372 labelling Methods 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010028347 Muscle twitching Diseases 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention discloses a kind of prestress wire blanking and compile bundle stand, it relates to prestressed girder board member and the large-span prestressed construction applications of Building class of science of bridge building post-tensioned construction.It includes I-steel main platform, charging steel pipe, cutting machine pedestal, comb row tooth, compiles bundle device, draw-in groove and discharge quantity away from graticule, it is welded with charging steel pipe in the I-shaped steel tank of I-steel main platform one end, the side of I-steel main platform one end is welded with cutting machine pedestal, it is fixed with cutting machine on cutting machine pedestal, it is welded with YIPAISHU row tooth every two meters in the I-shaped steel tank of I-steel main platform, the other end of I-steel main platform is provided with draw-in groove, being placed with volume bundle device in draw-in groove, I-shaped steel tank internal labeling has discharge quantity away from graticule.The present invention can make the accurate blanking of steel strand wires, from polluting, compiling bundle (in i.e. all meeting duct during lashing, each section steel strand wires position is relatively fixed to ensure that steel strand wires are straight), the lashing of instant duct smoothly.
Description
Technical field
The present invention relates to science of bridge building prestressed girder board member and the large-span prestressed construction applications of Building class of post-tensioned construction, be specifically related to a kind of prestress wire blanking and compile bundle stand.
Background technology
Science of bridge building and longspan structure engineering use in utilizing prestressing force post tensioning method construction, precast beam class is (such as box beam, T beam, cored slab etc.) and during large span component (such as bent cap etc.) pre-stress construction, construction technology is: reserve prestressed pore passage when beam slab or element precast, after concrete strength reaches to carry out the requirement of strength of prestressed stretch-draw, carry out sub-thread steel wire, and then to multiply steel strands-woven bundle (the steel strand wires number of share of stock that design requires), the prestressing tendon that volume has been restrainted, carry out duct lashing, then prestress wire stretch-draw is completed, hole path pressure grouting and termination sealing off and covering anchorage.
Traditional prestress wire blanking with compiling Shu Fangfa is: at the ground pull-up chi that reinforcing steel processing shed hardens to steel strand wires span, cutting, manually compiling steel strand wires arrangement and restraint, the steel strand wires after then compiling bundle are manually lifted to member aperture to be worn.So the drawback of operation mainly have following some: 1, being formed owing to sub-thread steel strand wires are tangled by many steel wires, therefore, the characteristic of steel strand wires has been doomed that it is easily bent, is wound around, turns round fried dough twist and press the feature of bullet；When applying, the straight degree of single flexible steel strand wires is mainly formed by manually putting, and to the curved elimination of " snake " row mainly by being accomplished manually, impacts accurate blanking, and cutting length, commonly greater than design length, easily causes steel strand wires waste；2, wait that the sub-thread steel strand wires compiling bundle, by effect of weight, are divided on the ground often, Shu Quan will be compiled by position, anchorage section hole and manually complete, the work quality of operative it is difficult to ensure that, arrange in process of binding, it is easy in bundle, form winding；3, compile the steel wire bundle restrainted to transport to component hole position to be worn, it is necessary to manually shouldering, lift, the Shu Rongyi of volume scatters, and owing to transportation bending, reverses, be wound around in easily causing bundle；4, in blanking, compiling in bundle and transportation, steel strand wires directly contact with ground, are easily subject to the pollution of dust, mud, water, oil stain etc., impact the prestressing force durability of steel strand wires；5, manually blanking, compile bundle operation quality it is difficult to ensure that, and working strength is big, at the bottom of production efficiency.
Require according to " highway bridge and culvert construction technique normalizing " (JTJ/T F50-2011): " after preferably the whole presstressed reinforcing steels in a steel bundle being compiled bundle, entirety penetrates in duct ", " strand pulling machine can be used to be penetrated in duct by root steel strand wires, but should ensure that it does not occur mutually to be wound around in duct ".In fact, penetrate the drawback of steel strand wires by root it is obvious that be easily mutually wound around, and after wear be more difficult to wear, therefore general few use；According to tensioning process, during individual steel strand integral tension, really per share steel strand wires stress stretch-draw at the same time, therefore the straight degree of steel strand wires is required it is the highest, otherwise, it is easily caused steel strand wires discontinuity, indivedual steel twisted-line tension-force deficiencies, over-proof elongation indicator, the phenomenons such as fracture of wire occurs.
Summary of the invention
For not enough present on prior art, the present invention seeks to be to provide a kind of prestress wire blanking to compile bundle stand, the accurate blanking of steel strand wires can be made, from polluting, compiling bundle (in i.e. all meeting duct during lashing, each section steel strand wires position is relatively fixed to ensure that steel strand wires are straight), the lashing of instant duct smoothly.
To achieve these goals, the present invention is to realize by the following technical solutions: bundle stand is compiled in a kind of prestress wire blanking, including I-steel main platform, charging steel pipe, cutting machine pedestal, comb row tooth, compile bundle device, draw-in groove and discharge quantity are away from graticule, it is welded with charging steel pipe in the I-shaped steel tank of I-steel main platform one end, the side of I-steel main platform one end is welded with cutting machine pedestal, it is fixed with cutting machine on cutting machine pedestal, it is welded with YIPAISHU row tooth every two meters in the I-shaped steel tank of I-steel main platform, the other end of I-steel main platform is provided with draw-in groove, volume bundle device it is placed with in draw-in groove, the I-shaped steel tank internal labeling compiling bundle device side has discharge quantity away from graticule.
Described charging steel pipe is 50cm with the distance of cutting machine pedestal.
The described long 20cm of charging steel pipe, a diameter of 10cm.
The distance of described draw-in groove distance comb row tooth is 2m.
The method have the advantages that 1, clear thinking of the present invention, it is simple, convenient to make, it is easy to accomplish blanking, compile bundle and the functional requirement of follow-up duct lashing operation.
2, the horse structure that the present invention is formed is safe and reliable, economical and practical, finally reclaims salvage value rate more than 97%.
3, improve steel wire accuracy, decrease span number of times, made steel strand wires in order, it is ensured that compile beam quality.
4, effectively avoid steel strand wires and steel wire bundle is contaminated (maintaining the cleaning of steel strand wires and steel wire bundle), steel wire bundle is difficult to duct lashing, steel strand wires curl and turn round the phenomenons such as fried dough twist, stretch-draw easily go wrong.
5, the hand haulage after compiling bundle is avoided.
6, significantly ensure that work quality, improve operating efficiency, saved a large amount of artificial.
Accompanying drawing explanation
The present invention is described in detail below in conjunction with the accompanying drawings with detailed description of the invention；
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of I-I in Fig. 1；
Fig. 3 is the structural representation of II-II in Fig. 1；
Fig. 4 is the structural representation of III-III in Fig. 1；
Fig. 5 is the plane compiling bundle device of the present invention；
Fig. 6 is the sectional view compiling bundle device of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with detailed description of the invention, the present invention is expanded on further.
With reference to Fig. 1-6, this detailed description of the invention is by the following technical solutions: bundle stand is compiled in a kind of prestress wire blanking, including I-steel main platform 1, charging steel pipe 2, cutting machine pedestal 3, comb row tooth 4, compile bundle device 5, draw-in groove 6 and discharge quantity are away from graticule 7, charging steel pipe 2 it is welded with in the I-shaped steel tank of I-steel main platform 1 one end, the side of I-steel main platform 1 one end is welded with cutting machine pedestal 3, it is fixed with cutting machine on cutting machine pedestal 3, it is welded with YIPAISHU row tooth 4 every two meters in the I-shaped steel tank of I-steel main platform 1, the other end of I-steel main platform 1 is provided with draw-in groove 6, volume bundle device 5 it is placed with in draw-in groove 6, the I-shaped steel tank internal labeling compiling bundle device 5 side has discharge quantity away from graticule 7.
Described charging steel pipe 2 is 50cm with the distance of cutting machine pedestal 3.
The described long 20cm of charging steel pipe 2, a diameter of 10cm.
Described draw-in groove 6 is 2m apart from the distance of comb row tooth 4.
This detailed description of the invention is at I-steel main platform 1 other end, distance comb row tooth 2m place, to erect weld two [5 channel-section steels, two channel-section steel opening sides are positioned opposite, form a draw-in groove, place removable volume in groove and restraint device (designing and producing according to compiling bundle form of fracture).Compile bundle device housing use Ф 16 one-level reinforcement welding make, size with facilitate insertion draw-in groove be as the criterion；In compiling bundle device, lattice use one-level Ф 6 reinforcement welding to make, mesh clear span (high) is slightly larger than one steel strand wires diameter (being easy to steel strand wires longitudinally twitch), mesh position is tried one's best consistent with position, anchorage hole, to ensure that the per share position of each section of steel strand wires is relatively fixed and corresponding with position, anchorage hole, two ends consistent.
During the blanking of this detailed description of the invention, steel strand wires penetrate from workbench charging steel pipe, number the tooth shelves through same numbering according to comb row tooth tooth shelves, until the discharge quantity of the other end is at graticule, according to calculating cutting length, long by the discharge quantity amount away from graticule, cut off steel strand wires at cutting machine.Then press same method, be sequentially completed the blanking operation of a branch of steel strand wires.
Steel strand wires initiating terminal, in the tooth shelves of each numbering, is then restrainted device by root through volume by steel strand wires now, is compiling outside bundle device at 1m, is twitching with 1m spacing bifilar galvanized wire colligation steel strand wires bunchy, limit, and limit colligation, while carry out the lashing operation of prestressed pore passage end.
This stand is positioned over component position to be perforated annex (being generally advisable) at a distance of 3-5m, and be longitudinally in line layout with component.The steel strand wires being gradually completing volume bundle can penetrate in reserving hole channel immediately.
Embodiment: 2013 years, in Lanzhou to the highway Linxia, Lang Mu temple that Gansu Road And Bridge Construction Group Co., Ltd.'s acceptance of the bid is undertaken the construction of to cooperation section LH13 contract section work progress, 476 restressed beam slab concentration pre-castings completely, steel wire, compiling bundle all uses prestress wire blanking volume bundle stand to construct, ensure that steel wire is accurate, steel strand wires and steel wire bundle cleaning, compile bundle qualification rate and reach 100%, and provide conveniently for duct lashing, in this project, material (prestress wire) has saved 3%, labour saving 40%, operating efficiency improves 35%.
The general principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; the principle that the present invention is simply described described in above-described embodiment and specification; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within scope of the claimed invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (4)
1. bundle stand is compiled in a prestress wire blanking, it is characterized in that, including I-steel main platform (1), charging steel pipe (2), cutting machine pedestal (3), comb row tooth (4), compile bundle device (5), draw-in groove (6) and discharge quantity are away from graticule (7), charging steel pipe (2) it is welded with in the I-shaped steel tank of I-steel main platform (1) one end, the side of I-steel main platform (1) one end is welded with cutting machine pedestal (3), cutting machine pedestal is fixed with cutting machine on (3), it is welded with YIPAISHU row tooth (4) every two meters in the I-shaped steel tank of I-steel main platform (1), the other end of I-steel main platform (1) is provided with draw-in groove (6), volume bundle device (5) it is placed with in draw-in groove (6), the I-shaped steel tank internal labeling compiling bundle device (5) side has discharge quantity away from graticule (7).
Bundle stand is compiled in a kind of prestress wire blanking the most according to claim 1, it is characterised in that described charging steel pipe (2) is 50cm with the distance of cutting machine pedestal (3).
Bundle stand is compiled in a kind of prestress wire blanking the most according to claim 1, it is characterised in that described charging steel pipe (2) long 20cm, a diameter of 10cm.
Bundle stand is compiled in a kind of prestress wire blanking the most according to claim 1, it is characterised in that the distance of described draw-in groove (6) distance comb row tooth (4) is 2m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310635152.4A CN104675121B (en) | 2013-11-29 | 2013-11-29 | Bundle stand is compiled in a kind of prestress wire blanking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310635152.4A CN104675121B (en) | 2013-11-29 | 2013-11-29 | Bundle stand is compiled in a kind of prestress wire blanking |
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| Publication Number | Publication Date |
|---|---|
| CN104675121A CN104675121A (en) | 2015-06-03 |
| CN104675121B true CN104675121B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310635152.4A Expired - Fee Related CN104675121B (en) | 2013-11-29 | 2013-11-29 | Bundle stand is compiled in a kind of prestress wire blanking |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113814335B (en) * | 2021-09-03 | 2023-05-05 | 中国建筑土木建设有限公司 | Steel strand bundle initial stress adjusting damping system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10115097A (en) * | 1996-10-09 | 1998-05-06 | Shinko Kosen Kogyo Kk | Covered cable composed of pc-steel material and its anchoring method |
| CN102003072A (en) * | 2010-10-08 | 2011-04-06 | 天津滨海盈信投资有限公司 | Steel strand bundle-weaving and crossing construction method |
| CN102383377A (en) * | 2011-08-30 | 2012-03-21 | 中铁十局集团有限公司 | Construction method utilizing steel-strand strand pulling machine to perform fast strand pulling during construction of prestress structures |
| CN203201158U (en) * | 2013-05-09 | 2013-09-18 | 中交一公局第一工程有限公司 | Automatic steel strand pulling machine |
| CN203613812U (en) * | 2013-11-29 | 2014-05-28 | 甘肃路桥建设集团有限公司 | Pre-stressed steel strand blanking and binding rack |
-
2013
- 2013-11-29 CN CN201310635152.4A patent/CN104675121B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10115097A (en) * | 1996-10-09 | 1998-05-06 | Shinko Kosen Kogyo Kk | Covered cable composed of pc-steel material and its anchoring method |
| CN102003072A (en) * | 2010-10-08 | 2011-04-06 | 天津滨海盈信投资有限公司 | Steel strand bundle-weaving and crossing construction method |
| CN102383377A (en) * | 2011-08-30 | 2012-03-21 | 中铁十局集团有限公司 | Construction method utilizing steel-strand strand pulling machine to perform fast strand pulling during construction of prestress structures |
| CN203201158U (en) * | 2013-05-09 | 2013-09-18 | 中交一公局第一工程有限公司 | Automatic steel strand pulling machine |
| CN203613812U (en) * | 2013-11-29 | 2014-05-28 | 甘肃路桥建设集团有限公司 | Pre-stressed steel strand blanking and binding rack |
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| Publication number | Publication date |
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| CN104675121A (en) | 2015-06-03 |
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Granted publication date: 20160907 |