CN101929494A - Method for self-lock of flexible flaky material by turnstile - Google Patents

Method for self-lock of flexible flaky material by turnstile Download PDF

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Publication number
CN101929494A
CN101929494A CN 201010269384 CN201010269384A CN101929494A CN 101929494 A CN101929494 A CN 101929494A CN 201010269384 CN201010269384 CN 201010269384 CN 201010269384 A CN201010269384 A CN 201010269384A CN 101929494 A CN101929494 A CN 101929494A
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China
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flexible sheet
rod
around
sheet
flexible
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CN 201010269384
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CN101929494B (en
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周朝阳
周奥利
周欣涛
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Central South University
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Central South University
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Abstract

The invention discloses a method for self-lock of a flexible flaky material by a turnstile, which is characterized in that firstly, at least two rod pieces are prepared, the rod pieces keep parallel and gaps are left between the rod pieces, and the end part of the flexible flaky material turns back after winding a main rod, is laminated with the body of the flexible flaky material and leans against the residual one or more rod pieces in a point or straight mode to form a winding knot; then the flexible flaky material is laminated and leans against one or more rod pieces in a winding mode by the mode that the whole or partial end part thereof contacts with the rod pieces so as to keep the positions of all parallel rod pieces to be relatively fixed; and at the moment, the body of the flexible flaky material is dragged, and is dragged more and more tightly in the parallel rod pieces, namely, the self-lock of the flexible flaky material can be realized through the tight dragging of the turnstile. The method for the self-lock of the flexible flaky material by the turnstile is easy to implement, and has simple operation, reliable effect and low cost.

Description

The method of self-lock of flexible flaky material by turnstile
Technical field
The clamping that the present invention relates to flexible sheet material is with fixing, the method that particularly relates to a kind of self-lock of flexible flaky material by turnstile, to realize the anchoring of various fibre sheet materials on civil engineering structure members such as building, bridge, wherein flexible material is included in that specified conditions such as high temperature are easily softening down, the material of shaping, and sheet material can be formed by multilayer build-up.
Technical background
Flexible sheet materials such as cloth, paper, film can stick on solid surface with Bonds such as glue.Flexible sheet material after walking around solid if can join, also can (as the sheet material end) fit together with Bond or be stitched together at the position of meeting with line (rope), pull the flexible sheet material main body this moment, and flexible sheet material will abut against on the solid of being walked around.If paste or suture (comes unstuck, draws very tightly etc. as aging) to cause in conjunction with losing efficacy for a certain reason, flexible sheet material may come off from its solid of walking around.But if need not paste or sew up, flexible sheet material just can be clamped on the solid of being walked around when tension, and draws tighter and tighter, and this not only will eliminate above-mentioned anxiety in conjunction with inefficacy to the fixing flexible sheet material, also can be practical application and bring convenience.
Be that example further specifies relevant background technique with reinforcing structure with the anchoring of fiber reinforcement sheet material on civil engineering structure members such as building, bridge below.
For various reasons, civil engineering structures such as a large amount of houses, bridge need reinforcement and repair.Adopt the reinforcing structure technology of simple and effective to have huge economic and social benefit certainly.Therefore, the relevant exploration paid attention to by international civil engineering field for a long time.
As the third generation modern structure material behind steel and concrete, with high-performance carbon fibre cloth is that the sheet-like fiber reinforced composite (abbreviation fibre sheet material) of representative has light weight, intensity height, characteristics such as corrosion-resistant, easy to operate, and when being used for the reinforcing structure reinforcement, substantially do not increase the weight and the size of structure, thereby becoming a kind of comparatively desirable reinforcement material, the fibre sheet material reinforcement technique also becomes the hot topic research and the application of international civil engineering field rapidly.At present, the main application form of this technology is to stick with glue agent fibre sheet material is attached to the construction element surface outward, this bonding and reinforcement method exists easily stressedly to be peeled off, is subject to thermal softening, fearing old age come unstuck and need remarkable defective such as rest consuming time, the reinforcing inefficiency that causes high performance fibre material, be embodied in: the effect aspect, strength of materials utilization ratio is extremely low, to the bad adaptability of Environmental Conditions; The timeliness aspect, long term reliability is poor; The work efficiency aspect can't satisfy the requirement of quick reinforcing.
Take the mechanical anchor measure to be expected to overcome above-mentioned defective in the fibre sheet material end.China's model utility granted patent " high strength composite waveform toothholder tool anchor " (notification number is CN2594357Y) discloses a kind of mainly by upper and lower waveform tooth plate, the corrugated sheet and compressing and fibre sheet material Special ground tackle that locking device etc. is formed of putting more energy into, certain Technical advancement is arranged, but desirable not enough at aspects such as scale of construction size, operation complexity and anchoring effects.Waveform toothholder tool anchor is to rely on upper and lower 2 or more waveform tooth plate that anchoring is implemented in the clamping of fibre sheet material, and pulling force is too big or hold when tight inadequately anchoring and may lose efficacy.
Summary of the invention
The object of the present invention is to provide a kind of method of self-lock of flexible flaky material by turnstile, this self-lock of flexible flaky material by turnstile method is skillfully constructed, reliable for effect, easy to implement.
Technical solution of the present invention is as follows:
A kind of method of self-lock of flexible flaky material by turnstile, at first get at least 2 rod members ready, require between the rod member keeping parallelism and leave the space, turn back after walking around mobile jib in the flexible sheet material end, superimposed and lean by point or directly against on remaining 1 or the many rod members with our department of flexible sheet material, form 1 around knot, superimposed then flexible sheet material leans around on 1 or many rod members, require all or part of mode of flexible sheet material end to lean around with the nearly bar in end, make the position of each parallel bar keep relative fixed, pull flexible sheet material our department this moment, and flexible sheet material will be drawn tighter and tighter in parallel bar, just realizes the self-locking of flexible sheet material by the distaff tension.
Flexible sheet material forms around the superimposed sheet material behind the knot leans around in addition 1 rod member in the mode of the nearly bar in flexible sheet material end after, our department of superimposed sheet material or remaining flexible sheet material returns and comes to mobile jib, and this moment, flexible sheet material was at these the 2 peripheral ring bags that form 1 band around knot of parallel rod member.
Formation is behind knot, and superimposed flexible sheet material or remaining flexible sheet material our department form leaning around by relatively rotating of sheet material and rod member of rod member, and is specific as follows:
Mode 1: flexible sheet material our department keeps motionless, and is related to the parallel rod member of knot unitary rotation;
Mode 2: parallel rod member keeps motionless, controls superimposed flexible sheet material and leans around parallel rod member;
Mode 3: control the flexible sheet material end, elder generation around parallel rod member, then inwardly walks around 1 or many rod members from the periphery, passes space between 2 bars again, outside around other 1 or many rod members then, pull the flexible sheet material end at last and finish flexible sheet material leaning around rod member.
Mobile jib can be a rod member, also can be many rod members.
Flexible sheet material can be one deck, also can be formed by stacking by the layer flexible sheet material.
Flexible sheet material can be paper, film, cloth, skin or fiber reinforcement sheet material.
Beneficial effect:
The present invention need not implement bonding or stitching to flexible sheet material, but can the simple and direct firm grip that realizes efficiently the tension flexible sheet material.Be used for the clamping catch-phrase, isolate when going along with sb. to guard him the flexible sheet material that need not to pull energetically with vertically hung scroll, cord etc., compare bonding or stitching, saved auxiliary material and works such as glue, line, can utilize existing parallel bar in some cases; When being used for being anchored at reinforcing structure on the civil engineering structure members such as building, bridge with the fiber reinforcement sheet material, though need to adopt parallel rod-type anchoring means, but can overcome that thermal softening is peeled off, is subject to easy to be stressed that conventional strengthening with external bonding method exists, fearing old age come unstuck and need remarkable defective such as rest consuming time, thereby increase substantially the utilization ratio and the Applicable scope of high price high-performance fiber sheet material, obtain the good comprehensive benefit of saving expensive material, speeding up the work, reducing overall cost.Generally speaking, the present invention has advantages such as method is ingenious, easy and simple to handle, reliable for effect, with low cost.
Description of drawings
Fig. 1 is the example that the parallel bar of the parallel rod-type anchor of flexible sheet material matches with part in parallel;
Fig. 2 for flexible sheet material around first step schematic representation of 2 rod member self-lockings: after sheet material was walked around first rod member and turned back, congruent points were against second rod member, form around knot;
Fig. 3 is second the step schematic representation of flexible sheet material around 2 rod member self-lockings: superimposed sheet material continues to lean around in second rod member, and superimposed sheet material is against first rod member for final time and has formed 1 band around the ring bag of tying among this figure;
Fig. 4 forms 1 band example that continuation leans around in the periphery of ring bag behind the ring bag of knot for flexible sheet material around 2 rod members;
Fig. 5 is the example 1 of flexible sheet material around 4 rod member self-lockings: form 1 band behind the ring bag of knot around 2 rod members in the right, continue to lean around in the common periphery of ring bag with all the other 2 rod members;
Fig. 6 is the example 2 of flexible sheet material around 4 rod member self-lockings: form behind knot around first rod member in the left side, superimposed sheet material successively leans around in the right three rod members (being mode with the nearly bar of sheet material our department to leaning around of several second rod member in the right side wherein), and remaining then sheet material our department continues to lean around in the periphery of 4 rod members;
Fig. 7 is the example 3 of flexible sheet material around 4 rod member self-lockings: form behind knot around first rod member in the right, superimposed sheet material is successively put and is against the 2nd rod member in the right, directly is against the 3rd rod member in the right, lean on then and lean around in leftmost rod member, and the 3rd rod member, point are against the 2nd rod member in the right on the right of directly being against, remaining sheet material our department finally returns and is against bar 1, forms the ring bag of 1 band around knot;
To be flexible sheet material form the example of 1 band around the ring bag of knot around 3 rod members on a plane not to Fig. 8;
Label declaration: 1-first rod member, 2-second rod member, the end of 3-flexible sheet material, 4-flexible sheet material our department.
Embodiment
Technological scheme of the present invention and working procedure are further described with specific embodiment below in conjunction with accompanying drawing, but protection scope of the present invention is not limited thereto.
General plotting of the present invention is to adopt 1 group of parallel bar to realize the self-locking of flexible sheet material in parallel bar by specific winding.
Get 1 group of rod member in advance ready, require between the rod member keeping parallelism and leave the space, can utilize living facilities, produce existing parallel bar (as protecting window) in the equipment, also can be adopted as and satisfy specific needs and the custom-designed device (as the parallel rod-type anchor of flexible sheet material) that has parallel bar.Common 2 of the quantity of parallel bar gets final product, also can be more than 2.The outer envelope curve of bar cross section not necessarily is circular, but does not preferably have corner angle.Each rod-shape, thickness can be inequality.Flexible sheet material is generally wide along its length shape, as band, vertically hung scroll, and in particular cases can be not wide yet.
Embodiment 1
As Fig. 1-3, Fig. 1 is a kind of embodiment's of the parallel rod-type anchor of flexible sheet material a schematic representation, because have only 2 rod members, and the likeness in form parallel bars, might as well be called parallel bars anchor or II shape anchor.Be example to use the parallel bars anchor below, the method for distaff self-locking is implemented in 2,3 explanations to flexible sheet material with this device in conjunction with the accompanying drawings.
And 1 layer of flexible sheet material or the layer flexible sheet material unification that is superimposed together are called 1 skin flexible sheet material under original state.Walk around behind 1 rod member 1 skin flexible sheet material superimposed, form one around knot (Fig. 2, this rod member is called mobile jib), a hand is pinched the flexible sheet material after superimposed motionless together near the sheet material end, relatedly rotate some angles towards sheet material distaff direction around knot (Fig. 3 is the situation after rotating 180 ° the parallel bars anchor is whole with the another hand again, also can motionless ground tackle but the backward rotation sheet material), if this moment is fixing ground tackle, and pull flexible sheet material, sheet material will be drawn tighter and tighter in parallel bar, just realize self-locking by the distaff tension, in other words, therefore parallel bar in the parallel bars anchor has realized the clamping to the sheet material end, or is called machinery around knot.
Can handle equally in the other direction the flexible sheet material the other end.The parallel bars anchor of controlling the sheet material two ends is firmly to drawing the i.e. self-locking in parallel bar of sheet material.(implant in the pre-drilled hole, exterior object relevant position) if take certain mode that parallel bars are anchored on the exterior object, also just sheet material has been anchored on this exterior object as in the hole of parallel bars anchor, passing plug-in unit.Obviously, its process is fast convenient, and its effect is solid and reliable.
Utilization protects living facilities such as window, when producing parallel bar existing in the equipment, flexible sheet material is walked around mobile jib and is formed around knot back (Fig. 2, this rod member is called mobile jib), movable because of parallel bar inconvenience, at first can control superimposed flexible sheet material and lean around parallel rod member and finish the flexible sheet material self-locking anchoring of an end therein; And for an other end, control the flexible sheet material end, earlier from the periphery around 2 parallel rod members, then inwardly walk around 1 or many rod members, pass space between 2 bars again, outside around other 1 or many rod members then, pull the flexible sheet material end at last and finish flexible sheet material leaning around rod member.
Embodiment 2:
Among the embodiment 1, only around a circle, in fact, flexible sheet material also can be around multi-turn on rod member on rod member for flexible sheet material, and Fig. 4 is around the situation of 2 circles, can obtain the self-locking effect equally.
Embodiment 3: adopt 4 parallel rod members, the canoe of flexible sheet material on rod member can obtain the self-locking effect as shown in Figure 5 equally.
Embodiment 4: also adopt 4 parallel rod members, the canoe of flexible sheet material on rod member is that with embodiment 3 difference the canoe difference of flexible sheet material can obtain the self-locking effect equally as shown in Figure 6.
The cross section that a rod member is arranged in the embodiment 5:4 root rod member is non-circular, as the racetrack among Fig. 7, (face contacts the rod member of this racetrack cross section in order directly to lean on the way of contact of flexible sheet material, side projection is a straight line), and the way of contact of right several second cylindrical rod member and superimposed flexible sheet material is leaned on (line contacts, side projection for a bit) for point.
Embodiment 6: as Fig. 8, three rod members by flexible sheet material leaning around on this parallel bar, can play the effect of self-locking too not on same plane.
In the above character narrate, the nearly bar in end is meant that the sheet material end more presses close to the rod member surface than sheet material our department, and the nearly bar of our department is meant that sheet material our department more presses close to the rod member surface than sheet material end.
Among the above embodiment, mobile jib is 1, but in particular cases also can many; The winding number of turns of flexible sheet material differs and is decided to be integer.
Use method of the present invention, but the end of clamping structure reinforcement fiber sheet material, also but clamping catch-phrase, isolation are gone along with sb. to guard him with vertically hung scroll, cord and other flexible sheet material, implement anchoring in case of necessity then, the ground tackle with the gripping fibers sheet material during as reinforcing structure is fixed on the reinforced structure member.
More than be part embodiment of the present invention.According to above-mentioned design of the present invention, the application personnel also can make various modifications and conversion to this, the for example radical of parallel bar, sections, sectional shape and size (do not require every identical), and winding all can be adjusted, to adapt to the variation of field conditions such as stressed size and application conditions.But similar this modification and conversion all belong to essence of the present invention.

Claims (6)

1. the method for a self-lock of flexible flaky material by turnstile, it is characterized in that, at first get at least 2 rod members ready, require between the rod member keeping parallelism and leave the space, turn back after walking around mobile jib in the flexible sheet material end, superimposed and lean by point or directly against on remaining 1 or the many rod members with our department of flexible sheet material, form 1 around knot, superimposed then flexible sheet material leans around on 1 or many rod members, require all or part of mode of flexible sheet material end to lean around with the nearly bar in end, make the position of each parallel bar keep relative fixed, pull flexible sheet material our department this moment, flexible sheet material will be drawn tighter and tighter in parallel bar, just realize the self-locking of flexible sheet material by the distaff tension.
2. self-lock of flexible flaky material by turnstile method according to claim 1, it is characterized in that, flexible sheet material forms around the superimposed sheet material behind the knot leans around in addition 1 rod member in the mode of the nearly bar in flexible sheet material end after, our department of superimposed sheet material or remaining flexible sheet material returns and comes to mobile jib, and this moment, flexible sheet material was at these the 2 peripheral ring bags that form 1 band around knot of parallel rod member.
3. self-lock of flexible flaky material by turnstile method according to claim 1 is characterized in that, forms behind knot, and superimposed flexible sheet material or remaining flexible sheet material our department form leaning around by relatively rotating of sheet material and rod member of rod member, and is specific as follows:
Mode 1: flexible sheet material our department keeps motionless, and is related to the parallel rod member of knot unitary rotation;
Mode 2: parallel rod member keeps motionless, controls superimposed flexible sheet material and leans around parallel rod member;
Mode 3: control the flexible sheet material end, elder generation around parallel rod member, then inwardly walks around 1 or many rod members from the periphery, passes space between 2 bars again, outside around other 1 or many rod members then, pull the flexible sheet material end at last and finish flexible sheet material leaning around rod member.
4. self-lock of flexible flaky material by turnstile method according to claim 1 is characterized in that, mobile jib is one or more rod member.
5. self-lock of flexible flaky material by turnstile method according to claim 1 is characterized in that flexible sheet material is formed by stacking by the layer flexible sheet material.
6. according to each described self-lock of flexible flaky material by turnstile method of claim 1~5, it is characterized in that flexible sheet material is paper, film, skin, cloth or fiber reinforcement sheet material.
CN2010102693849A 2010-09-01 2010-09-01 Method for self-lock of flexible flaky material by turnstile Active CN101929494B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121316A (en) * 2011-01-12 2011-07-13 北京交通大学 Construction method for reinforcing circular structures by pre-tensioned high-strength fiber cloth

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10238134A (en) * 1997-02-28 1998-09-08 Hazama Gumi Ltd Fixing method of end section of carbon-fiber sheet
JP2003160914A (en) * 2001-08-24 2003-06-06 Abekogyosho Co Ltd Tension sticking device for reinforcing material and reinforcing method for structure
CN2594357Y (en) * 2002-10-29 2003-12-24 卓静 High-strength composite material waveform tooth clamp anchor
JP2008143001A (en) * 2006-12-08 2008-06-26 East Japan Railway Co Method for reinforcing structure and fixing implement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10238134A (en) * 1997-02-28 1998-09-08 Hazama Gumi Ltd Fixing method of end section of carbon-fiber sheet
JP2003160914A (en) * 2001-08-24 2003-06-06 Abekogyosho Co Ltd Tension sticking device for reinforcing material and reinforcing method for structure
CN2594357Y (en) * 2002-10-29 2003-12-24 卓静 High-strength composite material waveform tooth clamp anchor
JP2008143001A (en) * 2006-12-08 2008-06-26 East Japan Railway Co Method for reinforcing structure and fixing implement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102121316A (en) * 2011-01-12 2011-07-13 北京交通大学 Construction method for reinforcing circular structures by pre-tensioned high-strength fiber cloth
CN102121316B (en) * 2011-01-12 2012-12-12 北京交通大学 Construction method for reinforcing circular structures by pre-tensioned high-strength fiber cloth

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