CN105134246A - Rectangular shield tunnel lining-shaped rectification device and rectification method - Google Patents
Rectangular shield tunnel lining-shaped rectification device and rectification method Download PDFInfo
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- CN105134246A CN105134246A CN201510458584.1A CN201510458584A CN105134246A CN 105134246 A CN105134246 A CN 105134246A CN 201510458584 A CN201510458584 A CN 201510458584A CN 105134246 A CN105134246 A CN 105134246A
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Abstract
The invention provides a rectangular shield tunnel lining-shaped rectification device and a rectification method. An upper beam and a lower beam are driven by a top supporting device to extend along a vertical direction, so a multi-ring lining ring is pressed against; the shape of the multi-ring lining ring can be maintained and rectified; a problem of difficulty in assembling for post-pipe sheets due to bearing deformation of the tunnel lining can be effectively solved; the rectification device can be simply and reliably operated; top supporting action points of the upper beam and the lower beam are formed on a seam crossing part of two lining rings; and damage to the lining can be avoided and construction safety can be guaranteed.
Description
Technical field
The present invention relates to rectangular shield technical field, relate generally to a kind of lining cutting shape correction device and antidote of rectangular shield tunnel.
Background technology
In shield-tunneling construction process, after shield tail is deviate from tunnel lining, owing to being subject to soil pressure effect, the distortion that lining cutting will occur in various degree, as shown in Figure 1.In FIG, the assembled Lining Ring 3,4 and 5 completed, after deviating from shield tail 1, deforms under soil pressure effect, when spell Lining Ring 3 deform more than setting time, will cause cannot normal assembled Lining Ring 2.(in shield-tunneling construction, lining cutting first becomes Lining Ring by the pipe sheet assembling that one piece of block is prefabricated, is then finally formed the lining cutting in tunnel by the above-mentioned Lining Ring of a ring ring).
Circular shield adopts the shape of rounding device to Lining Ring keep and correct, as shown in Figures 2 and 3.The rounding device of circular shield is made up of upper curved beam 7, pushing tow hydraulic lifting oil cylinder 8, lower curved beam 11, movable hydraulic jacking cylinder 10 and track 9, and rounding device is arranged on shield machine central platform 6.
As shown in Figure 2, when Lining Ring 3 installation and distortion when being no more than setting, rounding device is now in lining cutting form trait pattern.Lining Ring jacking hydraulic lifting oil cylinder 8 stretches out, curved beam 7 and lower curved beam 11 is made to support mounted Lining Ring 3 respectively and apply support force, shield machine normally advances, the movable hydraulic jacking cylinder 10 of rounding device is along with before shield machine and then stretch out, on rounding device there is not relative displacement with mounted Lining Ring 3 in curved beam 7 and lower curved beam 11, ensure that the shape of Lining Ring in shield driving process.After shield driving completes, rounding device jacking hydraulic lifting oil cylinder 8 is retracted, upper curved beam 7 and lower curved beam 11 depart from Lining Ring 3, until new Lining Ring is assembled complete after, rounding device moves axially along track 9 to shield machine cephalad direction under the effect of Shift cylinder 10, carries out form trait to the Lining Ring newly completed.
When Lining Ring 3 deform more than setting time, Lining Ring 2 to be installed cannot normal mounting, and now rounding device is in lining cutting shape correction pattern.The jacking hydraulic lifting oil cylinder 8 of rounding device is retracted, and upper curved beam 7 and lower curved beam 11 depart from, move to the Lining Ring needing to carry out shape correction along tunnel axis direction under the effect of Shift cylinder 10 under with Lining Ring 3.Jacking hydraulic lifting oil cylinder 8 stretches out, and curved beam 7 and lower curved beam 11 are acted on the inner surface of Lining Ring 3.As can be seen from Figure 2, rounding device only can correct the shape of a ring Lining Ring, cannot carry out shape correction and section of jurisdiction pose adjustment to other to the influential many rings Lining Ring of construction and the Lining Ring that do not complete.
For rectangular shield, the rectangular cross section that particularly span is larger, the moment of flexure of bearing due to rectangle lining cutting is comparatively large, and therefore larger distortion easily occurs rectangle lining cutting shape.Rounding device adopts upper and lower curved beam pushing tow Lining Ring to realize the method for lining cutting shape correction when being applied to the form trait of rectangle lining cutting and correcting, and will have following shortcoming and defect:
(1) along with the increase of rectangular cross section span, in order to ensure that brace summer has enough rigidity, the size of brace summer needs to be multiplied, and this will cause total due to oversize and cannot use.Meanwhile, the curved beam of rounding device, owing to there being arching, can ensure enough rigidity when size is less, and the lining cutting top near linear of rectangular shield, the rigidity difficulty of straight beam is increased when physical dimension changes little.
(2) can only correct the shape of a ring Lining Ring in correcting process, and tunnel lining is bolted together by high-strength interannular by many rings Lining Ring, therefore lining deformation is the reflection of many rings Lining Ring common eigenvector, needs to correct the object that just can reach lining cutting shape correction to above-mentioned many rings Lining Ring simultaneously.
(3) cannot support the section of jurisdiction under assembled state and pose adjustment.
Summary of the invention
The object of the present invention is to provide a kind of lining cutting shape correction device and antidote of rectangular shield tunnel, the problem affecting construction due to rectangular shield Tunnel Lining Deformation can be solved.
To achieve these goals, the present invention proposes a kind of lining cutting shape correction device of rectangular shield tunnel, comprise: comprising: frame, guiding device, shore power set and shore beam, wherein, describedly shore power set and shore beam and be connected by hinged-support, described guiding device is fixed in described frame, described power set of shoring are arranged on feeding on sheet machine in rectangular shield machine by described guiding device and frame, described shore beam and the close surface of lining cutting be interval with multiplely shore bearing, drive and shore the lining cutting shape of beam to rectangular shield tunnel by described power set of shoring and correct.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described frame comprises center pillar and fastening devices, and described center pillar is fixed on described column of feeding sheet machine by described fastening devices.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, the number of described fastening devices is 2, is respectively upper base and lower base, and described fastening devices is welded on described center pillar.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described guiding device is made up of 4 fairleads, and 4 fairleads are evenly distributed on the both sides of described center pillar, and lays respectively at the two ends up and down of described center pillar.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described fairlead is welded on center pillar.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described power set of shoring comprise hydraulic lifting oil cylinder, top dowel bar, bottom dowel bar and rod end bearing, one end of described top dowel bar is fixedly connected with the piston end of described hydraulic lifting oil cylinder, the other end of described top dowel bar is connected with described upper beam by described rod end bearing, one end of described bottom dowel bar is fixedly connected with the base of hydraulic lifting oil cylinder, and the other end of described bottom dowel bar is connected with described underbeam by described rod end bearing.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described top dowel bar and bottom dowel bar are each passed through two fairleads of homonymy, and described fairlead play the guiding role to top dowel bar and bottom dowel bar.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described rod end bearing and top dowel bar connecting place are provided with axial limiting step.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described axial limiting step carries out spacing to the vertical position of apparatus for correcting.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described in shore dynamical system and have 2 covers, lay respectively at the both sides of described center pillar.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described beam of shoring comprises upper beam, underbeam, beam hinged-support and jacking bracket, described beam hinged-support is connected between described upper beam and rod end bearing and between underbeam and rod end bearing, and described jacking bracket is positioned on the upper surface of described upper beam.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described in shore beam be straight beam, the length of described upper beam is greater than the length of underbeam.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, the bearing of shoring on described upper beam and underbeam has 3 respectively.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described in shore bearing be neoprene bearing.
Further, in the lining cutting shape correction device in described rectangular shield tunnel, described in shore the length direction of beam parallel with tunnel axis.
In the present invention, also proposed a kind of lining cutting shape correction method of rectangular shield tunnel, adopt the lining cutting shape correction device in any one rectangular shield tunnel as described above, shore power set drive and shore beam to the extension of close lining cutting inner surface direction, the seam crossing building ring inner surface at two lining papers shored respectively by the multiple bearings of shoring shored described in making on beam, apply to shore power to lining cutting inner surface by shoring beam, the shape of lining cutting is corrected.
Further, in the lining cutting shape correction method in described rectangular shield tunnel, described power set of shoring comprise hydraulic lifting oil cylinder, top dowel bar, bottom dowel bar and rod end bearing, when correcting, described hydraulic lifting oil cylinder stretches out, beam is shored gradually near the inner surface of lining cutting described in being driven by top dowel bar and bottom dowel bar, interannular seam crossing at Lining Ring shored respectively by the multiple bearings of shoring shoring beam described in making, apply to shore power to Lining Ring by shoring beam, lining cutting shape is corrected.
Further, in the lining cutting shape correction method in described rectangular shield tunnel, the shape of lining cutting shape correction device to rectangular shield tunnel lining in 2 cover rectangular shield tunnels is used to keep and correct.
Further, in the lining cutting shape correction method in described rectangular shield tunnel, the lining cutting shape correction device in 2 cover rectangular shield tunnels is arranged in the both sides in rectangular shield tunnel.
Compared with prior art, beneficial effect of the present invention is mainly reflected in: drive brace summer in the vertical direction to stretch out to shore many rings Lining Ring by shoring power set, thus many rings Lining Ring is played to the effect of support and shape correction, operating process is simple and reliable, and shore beam acts on many rings Lining Ring seam crossing by shoring bearing, harm can not be produced to lining cutting, guarantee construction safety.
Accompanying drawing explanation
Fig. 1 is the structural representation that shield lining deforms;
Fig. 2 is the front view of circular shield rounding device in prior art;
Fig. 3 is the lateral view of circular shield rounding device in prior art;
Fig. 4 is the front view of the lining cutting shape correction device in rectangular shield tunnel in one embodiment of the invention;
Fig. 5 is the lateral view of the lining cutting shape correction device in rectangular shield tunnel in one embodiment of the invention;
Fig. 6 is the top view of the lining cutting shape correction device in rectangular shield tunnel in one embodiment of the invention;
Fig. 7 is the front view of the lining cutting shape correction device being in mobile status rectangular shield tunnel in one embodiment of the invention;
Fig. 8 is the lateral view of the lining cutting shape correction device being in mobile status rectangular shield tunnel in one embodiment of the invention;
Fig. 9 is the front view of the lining cutting shape correction device being in hold mode rectangular shield tunnel in one embodiment of the invention;
Figure 10 is the lateral view of the lining cutting shape correction device being in hold mode rectangular shield tunnel in one embodiment of the invention;
Figure 11 is the structural representation of the spacing state of axially stop block of one embodiment of the invention middle and upper part dowel bar;
Figure 12 is the structural representation that the axially stop block of one embodiment of the invention middle and upper part dowel bar shores state;
Figure 13 is the front view of the lining cutting shape correction device being in rectification state rectangular shield tunnel in one embodiment of the invention;
Figure 14 is the lateral view of the lining cutting shape correction device being in rectification state rectangular shield tunnel in one embodiment of the invention;
Figure 15 is the front view that in one embodiment of the invention, lining cutting shape correction device is corrected section of jurisdiction to be installed.
1. the shield tail in rectangular shield tunnel; 2. Lining Ring to be assembled; 3. with wait to spell the adjacent Lining Ring of Lining Ring; 4. Lining Ring; 5. Lining Ring; 6. central platform; 7. go up curved beam; 8. pushing tow hydraulic lifting oil cylinder; 9. track; 10. movable hydraulic jacking cylinder; 11. times curved beams; 12. jack bases; 13. shore bearing; 14. upper beams; 15. beam hinged-supports; 16. center pillars; 17. bearing pins; 18. rod end bearings; 19. fairleads; 20. top dowel bars; 21 hydraulic lifting oil cylinder 22. bottom dowel bars; 23. underbeams; 24. fastening devicess; 25. Lining Rings; 26. Lining Rings; 27. feed sheet machine; 28. limited steps; 29. jack.
Detailed description of the invention
Below in conjunction with schematic diagram, the lining cutting shape correction device in rectangular shield tunnel of the present invention and antidote are described in more detail, which show the preferred embodiments of the present invention, should be appreciated that those skilled in the art can revise the present invention described here, and still realize advantageous effects of the present invention.Therefore, following description is appreciated that extensively knowing for those skilled in the art, and not as limitation of the present invention.
In order to clear, whole features of practical embodiments are not described.They in the following description, are not described in detail known function and structure, because can make the present invention chaotic due to unnecessary details.Will be understood that in the exploitation of any practical embodiments, a large amount of implementation detail must be made to realize the specific objective of developer, such as, according to regarding system or the restriction about business, change into another embodiment by an embodiment.In addition, will be understood that this development may be complicated and time-consuming, but be only routine work to those skilled in the art.
In the following passage, more specifically the present invention is described by way of example with reference to accompanying drawing.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
In the present embodiment, propose a kind of embodiment of lining cutting shape correction device of rectangular shield tunnel, comprising: rectangular shield inside feed sheet machine 27, frame, guiding device, shore power set and shore beam.
Please refer to Fig. 4 and Fig. 5, wherein, described frame comprises center pillar 16 and fastening devices 24, described center pillar 16 is fixed on described column of feeding sheet machine 27 by described fastening devices 24, the number of described fastening devices 24 is 2, be respectively upper base and lower base, described fastening devices 24 is welded on described center pillar 16.Described center pillar 16 is elongated rod member, and section configuration is square, and fastening devices 24 is arranged on corresponding surface along center pillar 16 with the above-below direction of feeding sheet machine 27 column, and frame is welded on the column of hello sheet machine 27 by fastening devices 24.
Described beam of shoring comprises upper beam 14, underbeam 23, beam hinged-support 15 and jacking bracket 12, described beam hinged-support 15 is connected between described upper beam 14 and rod end bearing 18 and between underbeam 23 and rod end bearing 18, and described jacking bracket 12 is positioned at the upper surface of described upper beam 14.Namely the soffit of upper beam 14 is provided with 2 beam hinged-supports 15,2 hinged-supports are formed respectively with the rod end bearing 18 of 2 top dowel bar 20 upper ends, the upper surface of upper beam 14 is provided with 3 rubber and shores bearing 13, and the upper surface of upper beam 14 front end is provided with jack base 12, as shown in Figure 6; The upper surface of underbeam 23 is provided with 2 beam hinged-supports 15, forms 2 hinged-supports respectively with the rod end bearing 18 of 2 bottom dowel bars 22.The soffit of underbeam 23 is provided with 3 rubber and shores bearing 13.Shore dynamical system and shore beam and be connected by 4 hinged-supports.
Wherein, described in shore beam be straight beam, the length of described upper beam 14 is greater than the length of underbeam 23.Bearing 13 of shoring on described upper beam 14 and underbeam 23 has 3 respectively.Described bearing 13 of shoring is for neoprene bearing.The described length direction shoring beam is parallel with the tunnel axis in rectangular shield tunnel.
Described guiding device is made up of 4 fairleads 19,4 fairleads 19 are divided equally in the both sides of described center pillar 16, and lay respectively at the two ends of described center pillar 16, and upper end arranges a fairlead 19, lower end arranges a fairlead 19, and described fairlead 19 is welded on center pillar 16.
Described power set two ends of shoring are connected by beam hinged-support 15 with upper beam 14 and underbeam 23 respectively, described power set of shoring are by being vertically slidably connected between described fairlead 19 and frame, described frame is fixed on described hello sheet machine 27 by fastening devices 24, described upper beam 14 and underbeam 23 are interval with and multiplely shore bearing 13, described in shore power set and drive the lining cutting in upper beam 14 and underbeam 23 pairs of rectangular shield tunnels to carry out shape correction.In force, need 2 cover apparatus for correcting to correct, 1 cover is set respectively in the left side and right side of feeding sheet machine 27.
Wherein, described power set of shoring comprise hydraulic lifting oil cylinder 21, top dowel bar 20, bottom dowel bar 22 and rod end bearing 18, one end of described top dowel bar 20 is fixedly connected with the piston end of described hydraulic lifting oil cylinder 21, the other end of described top dowel bar 20 is connected with described upper beam 14 by described rod end bearing 18, one end of described bottom dowel bar 22 is fixedly connected with the base of hydraulic lifting oil cylinder 21, and the other end of described bottom dowel bar 21 is connected with described underbeam 23 by described rod end bearing 18.Skid off in the fairlead 19 on top to prevent shoring dynamical system, the top of top dowel bar 20 is provided with axial limiting step 28, and axial limiting step 28 is positioned at the below of rod end bearing 18, the top of fairlead 19.Concrete, please refer to Figure 11 and Figure 12.
Top dowel bar 20 and bottom dowel bar 22 are each passed through the fairlead 19 of correspondence position, and described fairlead 19 pairs of top dowel bars 20 and bottom dowel bar 21 play the guiding role.Shore dynamical system and guidance system to be formed by said structure and be vertically slidably connected.
In the present embodiment, also proposed a kind of antidote of rectangular shield tunnel lining shape, adopt the lining cutting shape correction device in rectangular shield tunnel as described above, shore power set drive and shore beam to the extension of close lining cutting inner surface direction, the seam crossing building ring inner surface at two lining papers shored respectively by the multiple bearings of shoring shored described in making on beam, apply to shore power to lining cutting inner surface by shoring beam, the shape of lining cutting is corrected.
Concrete, when carrying out lining cutting shape correction, described hydraulic lifting oil cylinder 21 stretches out, beam is shored gradually near the inner surface of lining cutting described in being driven by top dowel bar 20 and bottom dowel bar 22, interannular seam crossing at Lining Ring shored respectively by the multiple bearings 13 of shoring shoring beam described in making, apply to shore power to Lining Ring by shoring beam, lining cutting shape is corrected.
In the present embodiment, the shape of lining cutting shape correction device to rectangular shield tunnel lining in 2 cover rectangular shield tunnels is used to keep and correct.The lining cutting shape correction device in 2 cover rectangular shield tunnels is arranged in the both sides in rectangular shield tunnel, and apparatus for correcting is welded on the column of hello sheet machine 27 by fastening devices 24, as shown in Figure 8.
This device adopts two kinds of mode of operations, is lining cutting form trait pattern and lining cutting shape correction pattern respectively.
When apparatus for correcting needs to move in tunnel, as shown in Figure 7.Retract shore dynamical system shore hydraulic jack 21, bearing 13 of shoring on upper beam 14 departs from Lining Ring upper inside surface, the axial limiting step 28 on top dowel bar 20 top contacts with the upper surface of fairlead 19, top fairlead 19 is undertaken spacing by the vertical displacement of limited step 28 pairs of apparatus for correcting, as shown in figure 11, under the lasting retraction shoring hydraulic jack 21, bearing 13 of shoring on underbeam 23 departs from Lining Ring lower inner surface, be in vacant state, whole apparatus for correcting is suspended in frame, bearing 13 of shoring on upper beam 14 and underbeam 23 is all thrown off with inner surface of tunnel and is had gap, as shown in Figure 8.Whole apparatus for correcting can realize moving in tunnel by feeding the movement of sheet machine 27 in tunnel, as shown in Figure 7, in the figure 7, whole apparatus for correcting under the drive of feeding sheet machine 27 from figure right side dotted line position move to left side solid line position.
When apparatus for correcting needs to carry out shoring action, as shown in Figure 9 and Figure 10.Extend shore dynamical system shore hydraulic jack 21, first bearing 13 of shoring on underbeam 23 contacts with the lower inner surface in tunnel, then shoring under hydraulic jack 21 continues elongation effect, the axial limiting step 28 on top dowel bar 20 top departs from the upper surface of fairlead 19, as shown in figure 12, bearing 13 of shoring on final upper beam 14 contacts with tunnel upper inside surface, starts to carry out shoring action.
Concrete, described upper beam 14 and underbeam 23 are interval with and multiplely shore bearing 13, described bearing 13 of shoring is for neoprene bearing, wherein, described number of shoring bearing 13 is 3, each shores the seam crossing that bearing 13 is all positioned at two ring Lining Rings, and applies to shore power, thus can correct the shape of many rings Lining Ring simultaneously.
When the hydraulic lifting oil cylinder 21 of apparatus for correcting stretches out, because apparatus for correcting is connected with column by means of only fairlead 19, stretching out therefore along with hydraulic lifting oil cylinder 21, underbeam 23 declines until contact the lower inner surface of Lining Ring, hydraulic lifting oil cylinder 21 continues to stretch out, the upper inside surface of now upper beam 14 rising contact Lining Ring.Now the upper beam 14 of apparatus for correcting and underbeam 23 pairs of Lining Rings are shored, and what hydraulic lifting oil cylinder 21 applied shores masterpiece for Lining Ring, keep certain shore power in progradation to Lining Ring.Apparatus for correcting is arranged on feeds on sheet machine, relative displacement does not occur when shield driving with Lining Ring, plays the annular function of maintenance lining cutting.
The Lining Ring of Rectangular Tunnel deforms under the effects such as soil pressure, now Lining Ring 2 to be installed due to the distortion of Lining Ring 3 cannot normal mounting, as shown in Figure 13 and Figure 14, need to carry out shape correction to Lining Ring 3.
Now by the loading of hydraulic lifting oil cylinder 21, upper beam 14 and underbeam 23 are shored Lining Ring 3,4,5 and 25 by shoring bearing 13 simultaneously, under the effect of hydraulic lifting oil cylinder 21, Lining Ring 3,4,5 and 25 is loaded in ring, until state as shown in figure 15, Lining Ring 3 returns to normal condition, the stop solution oil-lifting jar 21 that bears down on one loads, and Lining Ring 2 to be installed now can normal mounting.
In whole shield-tunneling construction, when shield machine advances, this device adopts lining cutting form trait pattern, after shield structure has pushed away a ring Lining Ring, if excessive distortion occurs Lining Ring, in order to not affect, section of jurisdiction is installed, adopt lining cutting shape correction pattern, the shape of Lining Ring is corrected; If excessive distortion does not occur Lining Ring, still use lining cutting form trait pattern, form trait is carried out to mounted Lining Ring, then Lining Ring 2 is installed.After Lining Ring 2 installation (Lining Ring 2 now to be installed has become new Lining Ring 3), shield structure continues to push ahead, and this device moves forward to below Lining Ring 3, continues to adopt lining cutting form trait pattern.
In addition, this device can also have the pose adjustment function waiting to spell section of jurisdiction, concrete:
The process of position adjustment is carried out as shown in figure 15 to section of jurisdiction to be assembled.When the prefabricated pipe section of assembled Lining Ring 2, often need to carry out fine adjustment of attitude to section of jurisdiction, the general jack 29 that uses completes this function.When needing the attitude of finely tuning section of jurisdiction, the front end of apparatus for correcting upper beam 14 is moved to below Lining Ring 2 to be installed, the jacking bracket 12 of upper beam 14 front end upper surface is utilized to be put in jacking bracket 12 by small-size jack 29, now upper beam 14 provides support end for small-size jack 29, facilitates the attitude of adjustment section of jurisdiction.
The rectangular shield tunnel lining shape correction device that the present invention proposes effectively can correct the distortion of Rectangular Tunnel lining cutting.By four crossbeams (two upper beams and two underbeams), support and correcting are played to some ring Lining Rings.After shield machine has pushed away a ring Lining Ring, when needs carry out shape correction to Lining Ring, directly load the shape that Lining Ring corrected by hydraulic lifting oil cylinder 21, wherein, the pressure of hydraulic lifting oil cylinder 21 can correct desired value adjustment according to lining deformation.
To sum up, in the rectangular shield tunnel lining shape correction device provided in the embodiment of the present invention and antidote, drive upper beam and underbeam in the vertical direction to stretch out by supporting device to shore many rings Lining Ring, ring-shaped is built to many lining papers and plays the effect keeping and correct, operating process is simple and reliable, and upper beam and underbeam act on two lining papers build annular seam crossing by shoring bearing, can not produce harm, guarantee construction safety to lining cutting itself.
Above are only the preferred embodiments of the present invention, any restriction is not played to the present invention.Any person of ordinary skill in the field; in the scope not departing from technical scheme of the present invention; the technical scheme disclose the present invention and technology contents make the variations such as any type of equivalent replacement or amendment; all belong to the content not departing from technical scheme of the present invention, still belong within protection scope of the present invention.
Claims (19)
1. the lining cutting shape correction device in a rectangular shield tunnel, it is characterized in that, comprise: frame, guiding device, shore power set and shore beam, wherein, describedly shore power set and shore beam and be connected by hinged-support, described guiding device is fixed in described frame, described power set of shoring are arranged on feeding on sheet machine in rectangular shield machine by described guiding device and frame, described shore beam and the close surface of lining cutting be interval with multiplely shore bearing, drive and shore the lining cutting shape of beam to rectangular shield tunnel by described power set of shoring and correct.
2. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 1, it is characterized in that, described frame comprises center pillar and fastening devices, and described center pillar is fixed on described column of feeding sheet machine by described fastening devices.
3. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 2, it is characterized in that, the number of described fastening devices is 2, is respectively upper base and lower base, and described fastening devices is welded on described center pillar.
4. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 2, it is characterized in that, described guiding device is made up of 4 fairleads, and 4 fairleads are evenly distributed on the both sides of described center pillar, and lays respectively at the two ends up and down of described center pillar.
5. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 4, it is characterized in that, described fairlead is welded on center pillar.
6. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 1, it is characterized in that, described power set of shoring comprise hydraulic lifting oil cylinder, top dowel bar, bottom dowel bar and rod end bearing, one end of described top dowel bar is fixedly connected with the piston end of described hydraulic lifting oil cylinder, the other end of described top dowel bar is connected with described upper beam by described rod end bearing, one end of described bottom dowel bar is fixedly connected with the base of hydraulic lifting oil cylinder, and the other end of described bottom dowel bar is connected with described underbeam by described rod end bearing.
7. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 6, it is characterized in that, described top dowel bar and bottom dowel bar are each passed through two fairleads of homonymy, and described fairlead play the guiding role to dowel bar.
8. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 6, it is characterized in that, described rod end bearing and top dowel bar connecting place are provided with axial limiting step.
9. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 8, it is characterized in that, the vertical position of axial limiting step to apparatus for correcting plays limit function.
10. the lining cutting shape correction device in rectangular shield tunnel as claimed in claim 6, is characterized in that, described in shore dynamical system and have 2 covers, lay respectively at the both sides of described center pillar.
The lining cutting shape correction device in 11. rectangular shield tunnels as claimed in claim 1, it is characterized in that, described beam of shoring comprises upper beam, underbeam, beam hinged-support and jacking bracket, described beam hinged-support is connected between described upper beam and rod end bearing and between underbeam and rod end bearing, and described jacking bracket is positioned at described upper beam on the surface.
The lining cutting shape correction device in 12. rectangular shield tunnels as claimed in claim 11, is characterized in that, described in shore beam be straight beam, the length of described upper beam is greater than the length of underbeam.
The lining cutting shape correction device in 13. rectangular shield tunnels as claimed in claim 12, is characterized in that, the bearing of shoring on described upper beam and underbeam has 3 respectively.
The lining cutting shape correction device in 14. rectangular shield tunnels as claimed in claim 13, is characterized in that, described in shore bearing be neoprene bearing.
The lining cutting shape correction device in 15. rectangular shield tunnels as claimed in claim 11, is characterized in that, described in shore the length direction of beam and the axis being parallel in rectangular shield tunnel.
The lining cutting shape correction method in 16. 1 kinds of rectangular shield tunnels, adopt the lining cutting shape correction device in any one rectangular shield tunnel as described in claim 1 to 15, it is characterized in that, shore power set drive and shore beam to the extension of close lining cutting inner surface direction, the seam crossing building ring inner surface at two lining papers shored respectively by the multiple bearings of shoring shored described in making on beam, apply to shore power to the inner surface of many rings Lining Ring by shoring beam, the shape of many rings Lining Ring is corrected.
The lining cutting shape correction method in 17. rectangular shield tunnels as claimed in claim 16, it is characterized in that, described power set of shoring comprise hydraulic lifting oil cylinder, top dowel bar, bottom dowel bar and rod end bearing, when correcting, described hydraulic lifting oil cylinder stretches out, beam is shored gradually near the inner surface of lining cutting described in being driven by top dowel bar and bottom dowel bar, interannular seam crossing at Lining Ring shored respectively by the multiple bearings of shoring shoring beam described in making, apply to shore power to Lining Ring by shoring beam, lining cutting shape is corrected.
The lining cutting shape correction device in 18. rectangular shield tunnels as claimed in claim 16, is characterized in that, uses the shape of lining cutting shape correction device to rectangular shield tunnel lining in 2 cover rectangular shield tunnels keep and correct.
The lining cutting shape correction device in 19. rectangular shield tunnels as claimed in claim 18, is characterized in that, the lining cutting shape correction device in 2 cover rectangular shield tunnels is arranged in the both sides of rectangular shield tunnel cross-section.
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| CN201510458584.1A CN105134246A (en) | 2015-07-30 | 2015-07-30 | Rectangular shield tunnel lining-shaped rectification device and rectification method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005693A (en) * | 2017-12-18 | 2018-05-08 | 辽宁三三工业有限公司 | A kind of tunnel excavator rounding device and control system |
| JP2019027102A (en) * | 2017-07-28 | 2019-02-21 | 川崎重工業株式会社 | Shape holding device and shield machine |
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| JP2011021475A (en) * | 2010-09-29 | 2011-02-03 | Ohbayashi Corp | Segment-shape holding device and segment-shape holding method using the same |
| JP2011144528A (en) * | 2010-01-13 | 2011-07-28 | Mitsubishi Heavy Industries Mechatronics Systems Ltd | Segment assembling equipment of tunnel boring machine |
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2015
- 2015-07-30 CN CN201510458584.1A patent/CN105134246A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3292705B2 (en) * | 1999-04-06 | 2002-06-17 | 鹿島建設株式会社 | Movable segment holding device |
| JP2011144528A (en) * | 2010-01-13 | 2011-07-28 | Mitsubishi Heavy Industries Mechatronics Systems Ltd | Segment assembling equipment of tunnel boring machine |
| JP2011021475A (en) * | 2010-09-29 | 2011-02-03 | Ohbayashi Corp | Segment-shape holding device and segment-shape holding method using the same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019027102A (en) * | 2017-07-28 | 2019-02-21 | 川崎重工業株式会社 | Shape holding device and shield machine |
| CN108005693A (en) * | 2017-12-18 | 2018-05-08 | 辽宁三三工业有限公司 | A kind of tunnel excavator rounding device and control system |
| CN108005693B (en) * | 2017-12-18 | 2024-04-26 | 辽宁三三工业有限公司 | Rounding device and control system of tunnel excavator |
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