A kind of large-scale tower crane peace is torn the automatic traction system of standard knot and traction method thereof open
Technical field
The present invention relates to the tower crane peace and disassemble the technical field of automatic traction system, specifically a kind of large-scale tower crane peace is torn the automatic traction system of standard knot, particularly its mechanical connecting structure and automatic traction method open.
Background technology
Existing general column crane mast section peace is torn introduction system open and is adopted manpower to draw, and this standard knot traction system mainly by two, introduces beam and an introduction dolly forms.The imported unit that now more common tower machine standard knot peace is torn open is comprised of jacking suspension hook, introduction beam, the large parts of introduction dolly three, when tearing standard knot open, peace need to change the jacking suspension hook that peace is torn the standard knot special use open, the jacking suspension hook tangles the introduction dolly, introduce after dolly use bolt pin is connected with standard knot to rise and rise to the standard knot introduction Liang Chu installed with undersetting, peace is torn personnel open and to introducing on beam, jacking suspension hook and introduction dolly is broken away from, after breaking away from, the peace personnel of tearing open stand on the stock upper platform and pull, and standard knot is introduced and put in place.Existing general column crane mast section peace is torn introduction system open and is adopted manpower to draw, and shortcoming or the weak point of existence have: 1, peace is torn personnel's operating difficulties open; Aloft work when 2, operating personal peace is torn operation open has a big risk 3, peace while tearing operation open efficiency low; When 4, peace was torn operation open, labour intensity was large.
Summary of the invention
The object of the present invention is to provide a kind of large-scale tower crane peace to tear the automatic traction system of standard knot open, when the existing large-scale tower crane peace of effective reduction was torn standard knot open, operating difficulties and reduction operating personal were pacified the aloft work risk while tearing operation open, had overcome the shortcoming and defect existed in the prior art.
To achieve these goals, technical scheme of the present invention is: a kind of large-scale tower crane peace is torn the automatic traction system of standard knot open, it comprises single track introduction beam, the tail end that described single track is introduced beam is provided with trailer coupling, on trailer coupling, wear and be wound with haulage cable, the long line end of haulage cable is walked around after single track is introduced the leading sheave of beam head end and is fixed by wire clips with the introduction dolly, the short-term end of haulage cable is connected with the rope tightening device of introducing dolly, it is fastening that rope tightening device carries out actv. by haulage cable, introduce the dolly bottom and hang with the introduction trailer, the both sides of introducing trailer are connected with jacking suspension hook both sides hook portion.
A kind of large-scale tower crane peace is torn the traction method of the automatic traction system of standard knot open, and described distraction step is as follows: the first step, the jacking suspension hook is hung on the suspension hook that hoists of tower machine, and simultaneously, the jacking suspension hook will be introduced trailer and tangle; Second step, used four steel ropes on the introduction trailer to be connected with standard knot; The 3rd step, the introduction dolly is installed on single track and introduces on the slide rail of beam, the front and back of introducing dolly are connected with the haulage cable of trailer coupling, are undertaken stretchingly by introducing rope tightening device haulage cable on dolly, on the reel of trailer coupling, arranges rope neatly to guarantee haulage cable; The 4th step, lifting mechanism by tower machine self suspension hook that hoists, it is risen and rises to the introduction dolly place be installed on single track introduction beam, the passage that the peace personnel that tear open introduce on beam by single track goes upward to the cephalic par that single track is introduced beam, the jacking suspension hook is separated from introducing trailer, makes to introduce trailer and hang on the introduction dolly; The 5th step, peace are torn operating personal open and on the stock rear platform, are operated the forward backward motion of the operating handle of trailer coupling with realization introduction dolly, can complete the work that the tower crane peace is torn standard knot open.
This case discloses a kind of large-scale tower crane peace and has torn the automatic traction system of standard knot open, by using large-scale tower crane peace, tear the automatic traction system of standard knot open, can overcome now general column crane mast section peace and tear a series of shortcomings that introduction system adopts manpower to draw open, as: 1, peace is torn personnel's operating difficulties open; Aloft work when 2, operating personal peace is torn operation open has a big risk 3, peace while tearing operation open efficiency low; When 4, peace was torn operation open, labour intensity was large.By using large-scale tower crane peace, tear the automatic traction system of standard knot open, improved greatly peace and torn work efficiency open, the labour intensity while having reduced installation exercise, reduce operating personal, aloft work risk while having reduced installation exercise, facilitated peace to tear operating personnel's operation open.
The accompanying drawing explanation
Fig. 1 tears the introduction system structural representation open for existing general column crane mast section peace.
Fig. 2 is that column crane mast section peace of the present invention is torn the introduction system structural representation open.
Fig. 3 is that column crane mast section peace of the present invention is torn the introduction system lateral plan open.
Fig. 4 is that single track of the present invention is introduced the girder construction schematic diagram.
Fig. 5 is that column crane mast section peace of the present invention is torn introduction system use constitution diagram open.
Fig. 6 is the local enlarged side view of Fig. 5.
Fig. 7 is that the present invention introduces the vehicle structure schematic diagram.
Fig. 8 is that the present invention introduces the dolly lateral plan.
Fig. 9 is that the present invention introduces the trailer structure schematic diagram.
Figure 10 is that the present invention introduces the trailer lateral plan.
Figure 11 is jacking suspension hook structural representation of the present invention.
Figure 12 is jacking suspension hook lateral plan of the present invention.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
The invention discloses a kind of large-scale tower crane peace and tear the automatic traction system of standard knot open, as shown in Figure 2, it mainly comprises single track introduction beam 2, it is different from prior art and is: described single track is introduced beam 2 and is installed on the undersetting lower faceplate, single track is introduced on beam 2 platform that the personnel of tearing open pass through is installed, railing, the tail end that single track is introduced beam 2 is provided with trailer coupling 5, on trailer coupling 5, wear and be wound with haulage cable 6, long line 20 ends of haulage cable 6 are walked around after single track is introduced the leading sheave 7 of beam 2 head ends and are fixed by wire clips with introduction dolly 3, short-term 21 ends of haulage cable 6 are connected with the rope tightening device of introducing dolly 3, it is fastening that rope tightening device carries out actv. by haulage cable 6, introduce dolly 3 bottoms and hang with introduction trailer 4, the both sides of introducing trailer 4 are connected with jacking suspension hook 1 both sides hook portion.
In the specific implementation, the both sides of described introduction trailer 4 respectively are provided with a catch 10, two catch 10 are symmetric, catch 10 bottoms offer the threaded hole of steel 8 of two symmetries, one end of steel wire is fixed in threaded hole of steel 8 places by shackle, the other end of steel wire with standard knot 9 on attachment point by shackle, interfix, the peace personnel that tear open the operating handle that operate trailer coupling on the platform of stock rear can be introduced moving backward forward of dolly.
In the specific implementation, the catch 10 of described introduction trailer 4 both sides connects by main connection pipe 11, the inboard of catch 10 is provided with interior round tube 12, interior round tube 12 1 ends are unsettled, for with introduction dolly 3, being connected, the outside of catch 10 is provided with outer ring pipe 13, is connected for the hook portion 14 with jacking suspension hook 1.
In the specific implementation, the both sides of described introduction dolly 3 respectively are provided with a baffle plate 15, and baffle plate 15 inboards are provided with single track and introduce the pulley 16 that beam 2 guide rails match, and baffle plate 15 outsides are provided with the sleeve pipe 17 matched with outer ring pipe 13.
In the specific implementation, the hook portion 14 of described jacking suspension hook 1 both sides is by middle link plate 18 structure that links into an integrated entity, and these link plate 18 places offer hanging hole 19.
In the specific implementation, mode of traction is as follows: the first step, the jacking suspension hook is hung on the suspension hook that hoists of tower machine, and simultaneously, the jacking suspension hook will be introduced trailer and tangle; Second step, used four steel ropes on the introduction trailer to be connected with standard knot; The 3rd step, the introduction dolly is installed on single track and introduces on the slide rail of beam, the front and back of introducing dolly are connected with the haulage cable of trailer coupling, are undertaken stretchingly by introducing rope tightening device haulage cable on dolly, on the reel of trailer coupling, arranges rope neatly to guarantee haulage cable; The 4th step, lifting mechanism by tower machine self suspension hook that hoists, it is risen and rises to the introduction dolly place be installed on single track introduction beam, the passage that the peace personnel that tear open introduce on beam by single track goes upward to the cephalic par that single track is introduced beam, the jacking suspension hook is separated from introducing trailer, makes to introduce trailer and hang on the introduction dolly; The 5th step, peace are torn operating personal open and on the stock rear platform, are operated the forward backward motion of the operating handle of trailer coupling with realization introduction dolly, can complete the work that the tower crane peace is torn standard knot open.
Structural strength and attainable functional characteristic that jacking suspension hook in the art of this patent, single track are introduced beam, introduction dolly all are better than prior art, have greatly promoted the Practical Performance of entire system.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that the concrete enforcement of the present invention is confined to above-mentioned these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.