CN206988564U - A kind of pipeline linear arrangement apparatus used in Curve Pipe Jacking construction - Google Patents
A kind of pipeline linear arrangement apparatus used in Curve Pipe Jacking construction Download PDFInfo
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- CN206988564U CN206988564U CN201720555284.XU CN201720555284U CN206988564U CN 206988564 U CN206988564 U CN 206988564U CN 201720555284 U CN201720555284 U CN 201720555284U CN 206988564 U CN206988564 U CN 206988564U
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Abstract
The linear arrangement apparatus of pipeline that uses in being constructed the utility model discloses a kind of Curve Pipe Jacking, described device include cantilever baffle plate, mobile trolley used, collapsible track and thrustor；Described collapsible track, which is arranged on, is followed by tube coupling bottom, it is mobile trolley used it is movable be assemblied on collapsible track, cantilever baffle plate stationary distribution deflection tube coupling inwall circumference on；Described thrustor includes being arranged on the side wall thrustor that is followed by tube coupling side wall and is arranged on the arch thrustor being followed by the top of tube coupling, it is described it is mobile trolley used on chassis jack and axial jack is distributed with.The utility model is accurately deflected using arrangement for deflecting to tube coupling, for conventional curvature jacking construction, its perturbation to the soil body greatly reduces, and the soil body region to need reinforcement is tapered into indivedual deflection areas on the outside of whole duct route circular arc, operating expenses is substantially reduced, shortens the construction period.
Description
Technical field
It the utility model is related to technical field of engineering machinery, and in particular to the pipeline line used in a kind of Curve Pipe Jacking construction
Shape arrangement apparatus.
Background technology
During the design and construction of push pipe, constructed for unfavorable geologic body, structure foundation and original underground
The avoidance of thing, pipe-line are often forced to be designed as curve, in the case, for ensure tube coupling press designed lines before so that use
Working measure is referred to as Curve Pipe Jacking construction.Though Curve Pipe Jacking construction at present is formd using the wedge-shaped collar or correcting wedge as instrument,
It is that tube coupling deflects the conventional curvature jacking construction of power and in each tube coupling interface clipping room by periphery soil body cross component force
Gap adjuster, presetting system Curve Pipe Jacking two kinds of construction methods of construction of artificial adjustment tube coupling subtended angle, but still suffer from larger construction
Problem.Specifically, conventional curvature jacking construction tube coupling deflection precision is relatively low, big to periphery soil disturbance, when the soil body is too soft
When, need first to reinforce the soil body on the outside of tube coupling circular arc before tube coupling curved jacking, considerably increase construction cost and duration.Gap
Adjuster structure is relative complex, and manufacturing cost is higher, it is necessary to install the presetting of slack adjuster in each tube coupling interface
Expense needed for the remote ultra-traditional Curve Pipe Jacking construction of operating expenses of formula Curve Pipe Jacking, using less in Practical Project.
As Urban Underground Space Excavation utilizes the lasting propulsion of process, push bench process has obtained sufficient application.Curve top
Technological difficulties of the pipe construction as push bench process, it is more and more prominent that it studies the necessity of improvement.Research and develop a kind of to soil layer perturbation
Small, tube coupling deflection precision is high, and it is urgently to be resolved hurrily that the controllable new Curve Pipe Jacking construction method of construction cost has become engineering circles
Problem.
The content of the invention
For above-mentioned problems of the prior art, the purpose of this utility model is, there is provided a kind of circular tube coupling top
Enter arrangement for deflecting and its construction method, it is intended to improve that Curve Pipe Jacking construction in the prior art is big to soil disturbance, construction speed
Low and high construction cost present situation.
In order to realize above-mentioned task, the utility model uses following technical scheme：
A kind of round tube pitch curve jacking arrangement for deflecting, including cantilever baffle plate, mobile trolley used, collapsible track and pushing tow dress
Put；Described collapsible track, which is arranged on, is followed by tube coupling bottom, it is mobile trolley used it is movable be assemblied on collapsible track, cantilever gear
Plate stationary distribution is on the circumference of deflection tube coupling inwall；Described thrustor includes being arranged on the side wall being followed by tube coupling side wall
Thrustor and be arranged on the arch thrustor being followed by the top of tube coupling, it is described it is mobile trolley used on chassis jack is distributed with
With axial jack, wherein, the cloth set direction of chassis jack is to be followed by the radial direction of tube coupling and be supported on described side wall pushing tow
On device and arch thrustor；The cloth set direction of axial jack is to be followed by the axial direction of tube coupling and be supported on described cantilever gear
On plate.
Further, described round tube pitch curve jacking arrangement for deflecting also includes tube coupling locked instrument, tube coupling locking dress
Put including rectangle sleeve pipe, one end of rectangle sleeve pipe is provided with the first anchor end plate, movable in rectangle sleeve pipe to be equipped with rectangle
Connecting rod, the end set of rectangle connecting rod have the second anchor end plate, offered on the first anchor end plate, the second anchor end plate
Bolted end-plate hole, wherein the first anchor end plate is fixed on and is followed by tube coupling, the second anchor plate is fixed on deflection tube coupling；Described
Bolt hole is offered on rectangle sleeve side walls, swivel bolt bar is provided with bolt hole, bolting pad is set with swivel bolt bar
Plate.
Further, described cantilever baffle plate includes the triangular baffle at right angle, and the right angle of triangular baffle is provided with
The fixed plate vertical with two right-angle sides of triangular baffle, anchor bolt hole is offered in fixed plate；Described two are straight
In the arm of angle, wherein being provided with cambered surface in a right-angle side and the fixation plate surface being attached thereto, anti-skidding rubber is provided with cambered surface
Glue-line；The ejection groove with the cooperation of described axial jack is offered on another right-angle side.
Further, the described mobile trolley used chassis walker including bogie frame and installed in bogie frame bottom, wherein
Bogie frame includes rectangular frame, and framework contiguous block is distributed with the bottom of bogie frame；Described chassis walker includes chassis column,
The upper end of chassis column offers the framework link slot with the cooperation of described framework contiguous block, the bottom installation of chassis column
There is chassis roller；Described chassis jack is distributed on the top surface of bogie frame and the side of chassis column.
Further, described collapsible track includes the sole-plate of circular arc, and sole-plate is by two block size phases
Same arc is connected and composed by track rotating shaft；The both sides of described sole-plate are symmetrically arranged with rail groove, at track bottom
One end of plate is provided with track contiguous block, and the other end of sole-plate is provided with track link slot, and track contiguous block and track connect
The assembled connection that access slot is used between multiple collapsible tracks.
Further, described arch thrustor and side wall thrustor include the steel pipe sheet of arc, steel pipe sheet
Outside is provided with tooth rubber, and the clear width of steel pipe sheet is provided with a pair of connection pedestals and a pair of jack sleeves, described
Axial jack be arranged on jack sleeve in, offer jack connecting hole on described connection pedestal.
Further, described deflection tube coupling and it is followed by being provided with correcting wedge in the gap of tube coupling.
A kind of construction method of round tube pitch curve jacking arrangement for deflecting, comprises the following steps：
Step 1, the second segment in deflection tube coupling rear end is followed by after tube coupling headed into the soil body, in the afterbody anchor of deflection tube coupling
Gu cantilever baffle plate, in deflection tube coupling rear end, first paragraph, second segment are followed by installing collapsible track in tube coupling, are moved in orbit
The assembling of dynamic chassis, arch thrustor and side wall thrustor is connected on mobile trolley used, afterwards by mobile trolley used movement
Tube coupling end is followed by first paragraph, controls the chassis jack on mobile trolley used to hold out against in arch thrustor and side wall pushing tow dress
In the jack connecting hole put；
Step 2, it is to be onstructed to be reached to deflection tube coupling front end at pipe line deformation, start axial jack, be allowed to withstand on
Deflect in the pushing tow groove on the cantilever baffle plate of tube coupling, then making deflection tube coupling, slowly deflection is in place during by jacking；
Step 3, tube coupling end to be deflected by pipe line deformation at, suspend jacking construction, deflection tube coupling and first
Section is followed by clogging correcting wedge at the tube coupling joint fissure of displacement, installs tube coupling locked instrument, and the length for adjusting tube coupling locked instrument arrives
Correct position, then two sections of tube couplings are locked；
Step 4, described axial jack pressure is discharged, then discharge chassis jack pressure, make arch thrustor
And lining cutting of the side wall thrustor with being followed by tube coupling separates, and the mobile trolley used second segment that is moved to is followed by tube coupling；
Step 5, the chassis jack ejection on control is mobile trolley used, make arch thrustor and side wall thrustor with
The lining cutting that second segment is followed by tube coupling is in close-fitting state；At the same time, the cantilever baffle plate deflected on tube coupling is unloaded, installed in first
Section is followed by the afterbody of tube coupling；
Step 6, collapsible track first paragraph being followed by tube coupling fold after packing up, and treat that the 3rd section is followed by tube coupling and heads into
After the soil body, continue to construct according to preceding method.
The utility model has following technical characterstic：
1. the utility model is accurately deflected using arrangement for deflecting to tube coupling, compared to conventional curvature jacking construction
Speech, its perturbation to the soil body are greatly reduced, and the soil body region to need reinforcement is reduced on the outside of whole duct route circular arc
To indivedual deflection areas, operating expenses is substantially reduced, shortens the construction period.
2. can carry out unidirectional tube coupling deflection on arrangement for deflecting, the combination that and can carries out horizontally and vertically two directions is inclined
Turn, while support many places of pipe line shape to change, it is fully able to the construction requirement for meeting Curve Pipe Jacking.
3. using the arrangement for deflecting with locomotive function, for the construction of presetting system Curve Pipe Jacking, it needs
Arrangement for deflecting is set at pipe line deformation, effectively prevent and be equipped with operating expenses sharp increase caused by a large amount of mechanical deflection correcting equipment
The problem of.
4. a whole set of arrangement for deflecting is made up of multiple small parts, and assembly and disassembly flow is simple, meets narrow in tube coupling
The requirement in small space.
5. the jacking force of axial jack backward is changed into axial force along tube coupling by arrangement for deflecting using tooth rubber,
Jacking force forward is changed into the deflecting force of section of jurisdiction using cantilever baffle plate simultaneously, while the deflection of prosthomere tube coupling is realized, had
Effect avoids the influence to deutomerite tube coupling.
Brief description of the drawings
Fig. 1 is the side structure schematic view of the utility model device；
Fig. 2 is the structural representation of bogie frame；
Fig. 3 is the structural representation of chassis walker；
Fig. 4 is the structural representation after mobile trolley used assembling；
Fig. 5 is the structural representation of collapsible track；
Fig. 6 is the structural representation after collapsible track folds；
Fig. 7 is the structural representation of side wall thrustor；
Fig. 8 is the structural representation that chassis jack and side wall thrustor coordinate；
Fig. 9 is thrustor and is followed by tube coupling lining cutting close-fitting state schematic diagram；
Figure 10 is thrustor and is followed by tube coupling lining cutting separate state diagram；
Figure 11 is the structural representation of cantilever baffle plate；
Figure 12 is layout position illustration of the cantilever baffle plate in tube coupling is deflected；
Figure 13 is cantilever baffle plate and arch thrustor connection figure；
Figure 14 is the structural representation of tube coupling locked instrument；
Figure 15 is tube coupling locked instrument first half structure chart；
Figure 16 is tube coupling locked instrument latter half structure chart；
The structural representation that Figure 17 is deflection tube coupling and is followed by after tube coupling locking；
Figure 18 is Curve Pipe Jacking construction schematic diagram；
Figure 19 is axial jack numbering schematic diagram；
Figure 20 is that tube coupling deflects detail view；
Label represents in figure：1-deflection tube coupling, 2-tube coupling is followed by, 3-arch pushing tow fills, 4-side wall thrustor,
5-jack sleeve, 6-axial jack, 7-mobile trolley used, 8-bogie frame, 9-chassis walker, 10-chassis roller,
11-chassis jack, 12-collapsible track, 13-cantilever baffle plate, 14-fissure of displacement, 15-correcting wedge, the locking of 16-tube coupling
Device；
4.1-tooth rubber, 4.2-steel pipe sheet, 4.3-connection pedestal, 4.4-jack connecting hole, 8.1-rectangle
Framework, 8.2-framework contiguous block, 9.1-chassis column, 9.2-framework link slot, 12.1-rail groove, 12.2-track bottom
Plate, the rotating shaft of 12.3-track, 12.4-track contiguous block, 12.5-track link slot, 13.1-triangular baffle, 13.2-push away
Inverted draw cut, 13.3-anti-slip rubber layer, 13.4-anchor bolt hole, 13.5-fixed plate, the 16.1-the second anchor end plate, 16.2-
Bolted end-plate hole, 16.3-rectangle connecting rod, 16.4-rectangle sleeve pipe, 16.5-bolt backing plate, 16.6-swivel bolt bar,
16.7-the first anchor end plate.
Embodiment
The utility model discloses a kind of round tube pitch curve jacking arrangement for deflecting, including it is cantilever baffle plate 13, mobile trolley used
7th, collapsible track 12 and thrustor；Described collapsible track 12, which is arranged on, is followed by the bottom of tube coupling 2, mobile trolley used 7 activity
Formula is assemblied on collapsible track 12, and the stationary distribution of cantilever baffle plate 13 is on the circumference of the deflection inwall of tube coupling 1；Described pushing tow dress
Put including being arranged on the side wall thrustor 4 being followed by the side wall of tube coupling 2 and being arranged on the arch ejection dress being followed by the top of tube coupling 2
3 are put, chassis jack 11 and axial jack 6 is distributed with described mobile trolley used 7, wherein, the laying of chassis jack 11
Direction is to be followed by the radial direction of tube coupling 2 and be supported on described side wall thrustor 4 and arch ejector apparatus 3；Axial jack
6 cloth set direction is to be followed by the axial direction of tube coupling 2 and be supported on described cantilever baffle plate 13；Here deflection tube coupling 1 refers to
Need to enter relative to tube coupling below the tube coupling of horizontal deflection in curved jacking construction, be followed by tube coupling 2 be connected to deflection tube coupling 1 it
Next tube coupling afterwards.
Specifically, cantilever baffle plate 13 includes the triangular baffle 13.1 at right angle, and the right angle of triangular baffle 13.1 is set
There is the fixed plate 13.5 vertical with two right-angle sides of triangular baffle 13.1, anchor bolt is offered in fixed plate 13.5
Hole 13.4；In two described right-angle sides, wherein being provided with a right-angle side and the surface of fixed plate 13.5 being attached thereto
Cambered surface, anti-slip rubber layer 13.3 is provided with cambered surface；Offer on another right-angle side and coordinate with described axial jack 6
Ejection groove 13.2.In the present embodiment, cantilever baffle plate 13 sets 5 sets altogether, is anchored at 5 sets of cantilever baffle plates 13 by anchor bolt
On the same cross section of 0.05 times away from deflection 1 afterbody of the tube coupling deflection length of tube coupling 1, its specific anchorage point is that circular arc breaks respectively
The left and right arc position at 45 degree of angles under face top, circular arc section left and right end portions and horizontal alignment.Pushing tow groove is located at triangle gear
The front lower portion of plate 13.1, as the axial push rod of jack 6 and the contact arrangement of cantilever baffle plate 13；Triangular baffle 13.1 is selected
Steel, height of baffle plate are arranged to 1 times of deflection lining thickness of tube coupling 1, and width is 0.75 times of the lining thickness of deflection tube coupling 1, thirdly
Angular inclination angle is arranged to 60 degree, by transmission of the cantilever baffle plate 13 to the axial jacking force of jack 6, promotes deflection tube coupling 1 to realize
Deflection；Anti-slip rubber layer 13.3 is arranged on the top of triangular baffle 13.1, as the slow of triangular baffle 13.1 and tube coupling lining cutting
Rush bed course.
Mobile trolley used 7 include bogie frame 8 and the chassis walker 9 installed in the bottom of bogie frame 8, and wherein bogie frame 8 includes
Framework contiguous block 8.2 is distributed with rectangular frame 8.1, the bottom of bogie frame 8；Described chassis walker 9 includes chassis column
9.1, the upper end of chassis column 9.1 offers the framework link slot 9.2 with the cooperation of described framework contiguous block 8.2, and chassis is stood
The bottom of post 9.1 is provided with chassis roller 10；Described chassis jack 11 is distributed in the top surface of bogie frame 8 and chassis is stood
On the side of post 9.1.In the present embodiment, the length of the rectangular frame 8.1 on chassis is be followed by the length of tube coupling 2 0.7 times, wide
Spend to be followed by 0.5 times of the diameter of tube coupling 2；The height of chassis column 9.1 is be followed by the diameter of tube coupling 2 0.7 times.Mobile trolley used 7 set
Put on the collapsible track 12 inside tube coupling, vertically moving in tube coupling is realized by chassis roller 10.
Collapsible track 12 is made up of steel, installed in the arc bottom of tube coupling bottom；Sole-plate including circular arc
12.2, sole-plate 12.2 is to be connected and composed by two block size identical arcs by track rotating shaft 12.3；Described track
The both sides of bottom plate 12.2 are symmetrically arranged with rail groove 12.1, and size and the chassis roller 10 of rail groove 12.1 match；In track
One end of bottom plate 12.2 is provided with track contiguous block 12.4, and the other end of sole-plate 12.2 is provided with track link slot 12.5,
The assembled connection that track contiguous block 12.4 and track link slot 12.5 are used between multiple collapsible tracks 12.The sole-plate
12.2 circular arc curvatures are identical with tube coupling Internal periphery circular arc curvature, the corresponding 60 degree of central angles of its arc length, the thickness of sole-plate 12.2
The stability for being considered as load action lower railway is set, it is proposed that using 0.04 times of section of jurisdiction thickness, and cannot be less than 1cm；Single-unit
The length of collapsible track 12 is consistent with the length for being followed by tube coupling 2；Track front end sets track contiguous block 12.4, and rear end sets rail
Road link slot 12.5, accurate by both are built, and realize the longitudinal direction laying of collapsible track 12；Track is set to turn in the middle part of track
Axle 12.3, two siding tracks can fold around the shaft, facilitate carrying of the track inside tube coupling.
In this programme, arch ejector apparatus 3 is identical with the basic structure of side wall thrustor 4, the steel pipe including arc
Piece 4.2, the outside of steel pipe sheet 4.2 are provided with tooth rubber 4.1, and the clear width of steel pipe sheet 4.2 is provided with a pair of linkers
Seat 4.3 and a pair of jack sleeves 5, described axial jack 6 are arranged in jack sleeve 5, described connection pedestal 4.3
On offer jack connecting hole 4.4.The radius of curvature of steel pipe sheet 4.2 is identical with tube coupling Internal periphery radius of curvature, steel pipe sheet
4.2 length are 0.8 times of tube coupling length, and the value of its thickness should ensure the intensity requirement of thrustor, also consider pushing tow
Assembling weight limitation when device is installed, it is proposed that take 0.05 times of tube coupling thickness, but cannot be less than 1.5cm.
Specifically, the corresponding 50 degree central angle of the arc length of steel pipe sheet 4.2 of arch ejector apparatus 3, in the inner side of steel pipe sheet 4.2
Between position consolidate a jack sleeve 5, and consolidate in the both sides of jack sleeve 5 a connection pedestal 4.3 respectively；The side wall
The corresponding 75 degree of central angles of the arc length of steel pipe sheet 4.2 of thrustor 4, in 4.2 respective tube section central angle of steel pipe sheet, 30 degree and 75 degree positions
Place's one jack sleeve 5 of each consolidation is put, and consolidates a connection pedestal respectively in the top of steel pipe sheet 4.2 and middle part position on the lower side
4.3；The tooth rubber 4.1 is arranged at outside steel pipe sheet 4.2, its surface is serrated, and is rubbed with increasing with tube coupling lining cutting
Wipe coefficient.
The jack connecting hole 4.4 is positioned at the both ends of connection pedestal 4.3, as thrustor and chassis jack 11
Attachment means；Arch ejector apparatus 3 is connected by four chassis jack 11 in bogie frame 8 with mobile trolley used 7, side wall pushing tow
Device 4 is connected by the chassis jack 11 on chassis walker 9 with mobile trolley used 7；Pass through 12 platforms on mobile trolley used 7
The collaboration of car jack 11 is stretched, and is realized thrustor and the closely connected of tube coupling lining cutting and is separated two states, in close-fitting state,
Chassis jack 11 should provide enough pressure (its numerical values recited is relevant with tube coupling periphery geo-mechanics parameters), ensure tooth form rubber
The friction power restriction that can be provided between glue-line 4.1 and tube coupling is more than caused jacking force when axial jack 6 works, it is ensured that
Thrustor moves phenomenon after not occurring.
The push rod of the axial jack 6 stretches out 5cm from the axial front end of 6 sleeve of jack 5, and its maximum overhang is reachable
0.5 times of tube coupling length, the minimum range of its push rod center line to tube coupling inwall is 0.5 times of tube coupling lining thickness；Axially very heavy
During the work of top 6, the axial push rod of jack 6 can dock with the pushing tow groove of cantilever baffle plate 13, ensure that both can cooperate；Pass through
The thrusting action of axial jack 6 on arch ejector apparatus 3, realizes the upward deflection of tube coupling；Pass through the top of side wall thrustor 4
Axial jack 6 thrusting action, realize tube coupling or so to deflection；Pass through two of the bottom of left and right sides wall top pushing device 4
The collaboration thrusting action of axial jack 6, realize the downward deflection of tube coupling.The correcting wedge 15 is hardwood material, in tube coupling
After deflection in place, correcting wedge 15 is filled at the tube coupling fissure of displacement 14, ensures follow-up incremental launching construction middle pipe internode axial direction jacking force
Effectively transmit.
Round tube pitch curve jacking arrangement for deflecting also includes tube coupling locked instrument 16, and tube coupling locked instrument 16 includes rectangular sleeve
Pipe 16.4, one end of rectangle sleeve pipe 16.4 is provided with the first anchor end plate 16.7, movable in rectangle sleeve pipe 16.4 to be equipped with
Rectangle connecting rod 16.3, the end set of rectangle connecting rod 16.3 have the second anchor end plate 16.1, the first anchor end plate 16.7,
Bolted end-plate hole 16.2 is offered on two anchor end plates 16.1, wherein the first anchor end plate 16.7 is fixed on and is followed by tube coupling 2,
Second anchor plate is fixed on deflection tube coupling 1；Bolt hole is offered in the described side wall of rectangle sleeve pipe 16.4, is set on bolt hole
There is swivel bolt bar 16.6, bolt backing plate 16.5 is set with swivel bolt bar 16.6.By anchor bolt by the second anchored end
Plate 16.1 be anchored at away from deflection 0.15 times away from termination of the afterbody of tube coupling 1 cross section on central angle be 47.5 degree, 132.5 degree, 232.5
On degree and 307.5 degree of four positions, with avoid its with cantilever baffle plate 13 conflicting spatially；Tube coupling locked instrument 16 is minimum
Length is 0.3 times of tube coupling length, and can realize tube coupling by the mutual sliding of rectangle connecting rod 16.3 and rectangle sleeve pipe 16.4
The growth of the length of locked instrument 16, to tackle the situation of change of front and rear tube coupling anchorage point distance when tube coupling deflects；Pass through regulation
Swivel bolt bar 16.6 on bolt backing plate 16.5, realize collision of the swivel bolt bar 16.6 with rectangle connecting rod 16.3 with dividing
From, and then the slip state of control rectangle connecting rod 16.3.
The utility model additionally provides a kind of construction method of round tube pitch curve jacking arrangement for deflecting, including following step
Suddenly：
Step 1, Curve Pipe Jacking construction：Second segment in deflection tube coupling rear end is followed by after tube coupling headed into the soil body, will be deflected
The parts of device are carried to second segment and are followed by tube coupling successively, cantilever baffle plate are anchored in the afterbody of deflection tube coupling, in deflection tube
Section rear end first paragraph, second segment are followed by the collapsible track of installation in tube coupling, the assembling of chassis are moved in orbit, by arch
Thrustor and side wall thrustor are connected on mobile trolley used, and the mobile trolley used first paragraph that is moved to is followed by into tube coupling end afterwards
Portion, and thrustor afterbody is alignd with tube coupling afterbody, control the chassis jack on mobile trolley used to hold out against and filled in arch pushing tow
Put in the jack connecting hole with side wall thrustor, it is in close-fitting state to make thrustor and tube coupling lining cutting, continues jacking thereafter
Construction；
Step 2, it is to be onstructed to be reached to deflection tube coupling front end at pipe line deformation, slow down jacking construction speed, according to pre-
Fixed scheme (" the Curve Pipe Jacking arrangement and method for construction based on round tube pitch curve jacking arrangement for deflecting " that sees below) deflection is applied
Work scheme starts axial jack, is allowed to withstand in the pushing tow groove on the cantilever baffle plate of deflection tube coupling, deflection tube coupling is existed
By slowly deflection is in place during jacking；It is complicated in view of earth stress at the deflection area, can according to Practical Project situation,
Small range consolidation process is carried out to the section soil body before the step performs；
Step 3, tube coupling end to be deflected by pipe line deformation at, suspend jacking construction, deflection tube coupling and first
Section is followed by clogging correcting wedge at the tube coupling joint fissure of displacement, installs tube coupling locked instrument, and the length for adjusting tube coupling locked instrument arrives
Correct position, then two sections of tube couplings are locked；
Step 4, described axial jack pressure is discharged, then discharge chassis jack pressure, make arch thrustor
And lining cutting of the side wall thrustor with being followed by tube coupling separates, and the mobile trolley used second segment that is moved to is followed by tube coupling；
Step 5, the chassis jack ejection on control is mobile trolley used, make arch thrustor and side wall thrustor with
The lining cutting that second segment is followed by tube coupling is in close-fitting state；At the same time, the cantilever baffle plate deflected on tube coupling is unloaded, installed in first
Section is followed by the afterbody of tube coupling；
Step 6, collapsible track first paragraph being followed by tube coupling fold after packing up, and treat that the 3rd section is followed by tube coupling and heads into
After the soil body, continue to construct according to abovementioned steps.After the completion of jacking construction, arrangement for deflecting is removed, and related components are carried out
Tube coupling.
Above-mentioned construction procedure only considered the construction method that arrangement for deflecting is set at one, if having two on push pipe circuit
Place and the route alignment situation of change of the above, then need the corresponding arrangement for deflecting that identical quantity is set, jacking construction now
Following constructing operation need to be increased on the basis of above-mentioned construction procedure：
Increase step 1：Curve Pipe Jacking is constructed, treat second segment be followed by tube coupling afterbody by pipe line deformation at first at,
Suspend jacking construction, the parts of second set of arrangement for deflecting are carried to second segment successively and are followed by tube coupling, and then in deflection tube
Afterbody precalculated position anchoring cantilever baffle plate is saved, is deflected at first and second section in tube coupling and collapsible track is installed, moved in orbit
The assembling of dynamic chassis, and arch thrustor and side wall thrustor are connected on mobile trolley used, after the completion of connection, moved
Move first paragraph to be followed by tube coupling, and thrustor afterbody is alignd with tube coupling afterbody, control the chassis on mobile trolley used very heavy
Predetermined pressure pushing tow is pressed on top, and it is in close-fitting state to make thrustor and tube coupling lining cutting, continues jacking construction thereafter；
Increase step 2：It is to be onstructed to be reached to deflection tube coupling front end at second of pipe line deformation, suspend jacking construction,
And unload deflection tube coupling and first paragraph is followed by tube coupling locked instrument and correcting wedge at tube coupling.Thereafter by step 2 to step 7
Constructing operation flow carry out tube coupling curved jacking construction.After the completion of jacking construction, deflecting apparatus is removed, and will be related zero
Part carries out tube coupling.
Curve Pipe Jacking arrangement and method for construction based on round tube pitch curve jacking arrangement for deflecting
The curve circuit of Curve Pipe Jacking is often that single horizontal curve, single vertical curve and horizontal curve and vertical curve are compound
Three kinds of forms of composite curve.Arrangement for deflecting provided by the utility model sets five axial jack altogether, and numbering is No. 1-5,
As shown in figure 19.By the pushing tow of No. 1 axial jack, tube coupling is promoted to upward deflect, it is specific as shown in Figure 2.Equally, 2 are passed through
Number or No. 3 axial jack thrusting action, realize the leftward or rightward deflection of tube coupling；Made by the collaboration pushing tows of No. 4 and No. 5
With realizing the downward deflection of tube coupling.In the case of simple curve, it is only necessary to transfer corresponding axial jack and be operated, if multiple
Curve condition is closed, then needs level to be shown in Table 1 to two groups of vertical axial direction jack cooperations, physical relationship.
The tube coupling yawing moment of table 1 and axial jack work relationship
As shown in figure 20, the specific elongation of axial jack and the setting position of deflection angle and arrangement for deflecting needed for tube coupling
Pass is equipped with, and deflection angle needed for tube coupling is relevant with duct route radius of curvature R, tube coupling length L, tube coupling nominal bore D, its
Physical relationship is as follows：
1st, 2, No. 3 axial jack elongations：
Δ l=α × (t+x1+x2)+x3-l1+b
4th, No. 5 axial jack elongations：
In formula：Δ l-axial jack elongation；
α-tube coupling deflection angle；
L-tube coupling length；
R-duct route bending radius (is defined) by tube coupling axis；
D-tube coupling external diameter；
T-tube coupling lining thickness；
x1Minimum range of-axial jack the axle center to tube coupling inwall；
x2Length of-cantilever baffle plate the anchorage point to tube coupling end；
x3Length of-thrustor the front end to tube coupling termination；
l1- axial mandril of lifting jack nature elongation；
Minimum widith after b-tube coupling interface wood gasket compression.
Assuming that tube coupling thickness t is 0.15 times of caliber D, arrangement for deflecting of the present utility model sets x1=0.5t, x2=
0.05L, x3=0.2L, l1=0.05m, b=0.015m, table 2 and table 3 give the axial direction under several frequently seen curve condition of construction
Jack elongation reference value.
The axial jack elongation reference value unit of table 2 No. 2 and No. 3：cm
The axial jack elongation reference value unit of table 3 No. 4 and No. 5：cm
Claims (7)
1. the linear arrangement apparatus of pipeline used in a kind of Curve Pipe Jacking construction, it is characterised in that including cantilever baffle plate (13), move
Dynamic chassis (7), collapsible track (12) and thrustor；Described collapsible track (12), which is arranged on, is followed by tube coupling (2) bottom,
Mobile trolley used (7) are movable to be assemblied on collapsible track (12), and cantilever baffle plate (13) stationary distribution is in deflection tube coupling (1) inwall
Circumference on；Described thrustor includes being arranged on the side wall thrustor (4) being followed by tube coupling (2) side wall and is arranged on
The arch ejector apparatus (3) being followed by the top of tube coupling (2), chassis jack (11) and axle is distributed with described mobile trolley used (7)
To jack (6), wherein, the cloth set direction of chassis jack (11) is to be followed by the radial direction of tube coupling (2) and be supported on described side
In wall top pushing device (4) and arch ejector apparatus (3)；The cloth set direction of axial jack (6) is to be followed by the axial direction of tube coupling (2) simultaneously
It is supported on described cantilever baffle plate (13).
2. the linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction as claimed in claim 1, it is characterised in that described
The linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction also includes tube coupling locked instrument (16), tube coupling locked instrument (16) bag
Rectangle sleeve pipe (16.4) is included, one end of rectangle sleeve pipe (16.4) is provided with the first anchor end plate (16.7), in rectangle sleeve pipe
(16.4) movable in be equipped with rectangle connecting rod (16.3), the end set of rectangle connecting rod (16.3) has the second anchor end plate
(16.1), the first anchor end plate (16.7), offer bolted end-plate hole (16.2) on the second anchor end plate (16.1), wherein
One anchor end plate (16.7), which is fixed on, to be followed by tube coupling (2), and the second anchor plate is fixed on deflection tube coupling (1)；Described rectangle
Bolt hole is offered in sleeve pipe (16.4) side wall, swivel bolt bar (16.6), swivel bolt bar (16.6) are provided with bolt hole
On be set with bolt backing plate (16.5).
3. the linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction as claimed in claim 1, it is characterised in that described
Cantilever baffle plate (13) includes the triangular baffle (13.1) at right angle, and the right angle of triangular baffle (13.1) is provided with and triangle
The vertical fixed plate (13.5) of two right-angle sides of baffle plate (13.1), fixed plate offer anchor bolt hole on (13.5)
(13.4)；In two described right-angle sides, wherein being set on a right-angle side and fixed plate (13.5) surface being attached thereto
There is cambered surface, anti-slip rubber layer (13.3) is provided with cambered surface；Offered on another right-angle side and described axial jack
(6) the ejection groove (13.2) coordinated.
4. the linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction as claimed in claim 1, it is characterised in that described
Mobile trolley used (7) include bogie frame (8) and the chassis walker (9) installed in bogie frame (8) bottom, and wherein bogie frame (8) wraps
Rectangular frame (8.1) is included, framework contiguous block (8.2) is distributed with the bottom of bogie frame (8)；Described chassis walker (9) includes
Chassis column (9.1), the upper end of chassis column (9.1) offers to be connected with the framework of described framework contiguous block (8.2) cooperation
Access slot (9.2), the bottom of chassis column (9.1) are provided with chassis roller (10)；Described chassis jack (11) is distributed in
On the top surface of bogie frame (8) and the side of chassis column (9.1).
5. the linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction as claimed in claim 1, it is characterised in that described
Collapsible track (12) includes the sole-plate (12.2) of circular arc, and sole-plate (12.2) is by two block size identical arcs
Plate is connected and composed by track rotating shaft (12.3)；The both sides of described sole-plate (12.2) are symmetrically arranged with rail groove
(12.1) track contiguous block (12.4), is provided with one end of sole-plate (12.2), the other end of sole-plate (12.2) is set
Track link slot (12.5) is equipped with, track contiguous block (12.4) and track link slot (12.5) are used for multiple collapsible tracks (12)
Between assembled connection.
6. the linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction as claimed in claim 1, it is characterised in that described
Arch ejector apparatus (3) and side wall thrustor (4) include the steel pipe sheet (4.2) of arc, and the outside of steel pipe sheet (4.2) is set
There is tooth rubber (4.1), the clear width of steel pipe sheet (4.2) is provided with a pair of connection pedestals (4.3) and a pair of very heavy top covers
Cylinder (5), described axial jack (6) are arranged in jack sleeve (5), and thousand are offered on described connection pedestal (4.3)
Jin top connecting hole (4.4).
7. the linear arrangement apparatus of pipeline used in Curve Pipe Jacking construction as claimed in claim 1, it is characterised in that described
Deflect tube coupling (1) and be followed by being provided with correcting wedge (15) in the gap of tube coupling (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720555284.XU CN206988564U (en) | 2017-05-18 | 2017-05-18 | A kind of pipeline linear arrangement apparatus used in Curve Pipe Jacking construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720555284.XU CN206988564U (en) | 2017-05-18 | 2017-05-18 | A kind of pipeline linear arrangement apparatus used in Curve Pipe Jacking construction |
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| Publication Number | Publication Date |
|---|---|
| CN206988564U true CN206988564U (en) | 2018-02-09 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720555284.XU Expired - Fee Related CN206988564U (en) | 2017-05-18 | 2017-05-18 | A kind of pipeline linear arrangement apparatus used in Curve Pipe Jacking construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206988564U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608044A (en) * | 2019-10-11 | 2019-12-24 | 安徽唐兴机械装备有限公司 | Deviation-rectifying guide mechanism of rectangular pipe jacking machine |
| CN110726004A (en) * | 2019-10-26 | 2020-01-24 | 长兴国晨工程机械科技有限公司 | Machine head for slurry balance push bench |
| CN112360516A (en) * | 2020-10-23 | 2021-02-12 | 山东建筑大学 | Automatically-retractable steel pipe sheet and assembling method |
| CN117646827A (en) * | 2024-01-25 | 2024-03-05 | 山西水务工程建设监理有限公司 | Pipe curtain construction equipment and construction method |
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2017
- 2017-05-18 CN CN201720555284.XU patent/CN206988564U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608044A (en) * | 2019-10-11 | 2019-12-24 | 安徽唐兴机械装备有限公司 | Deviation-rectifying guide mechanism of rectangular pipe jacking machine |
| CN110608044B (en) * | 2019-10-11 | 2024-06-04 | 安徽唐兴装备科技股份有限公司 | Deviation rectifying guide mechanism of rectangular push bench |
| CN110726004A (en) * | 2019-10-26 | 2020-01-24 | 长兴国晨工程机械科技有限公司 | Machine head for slurry balance push bench |
| CN110726004B (en) * | 2019-10-26 | 2021-04-27 | 长兴国晨工程机械科技有限公司 | Machine head for slurry balance push bench |
| CN112360516A (en) * | 2020-10-23 | 2021-02-12 | 山东建筑大学 | Automatically-retractable steel pipe sheet and assembling method |
| CN112360516B (en) * | 2020-10-23 | 2021-07-27 | 山东建筑大学 | Automatically-retractable steel pipe sheet and assembling method |
| CN117646827A (en) * | 2024-01-25 | 2024-03-05 | 山西水务工程建设监理有限公司 | Pipe curtain construction equipment and construction method |
| CN117646827B (en) * | 2024-01-25 | 2024-04-09 | 山西水务工程建设监理有限公司 | Pipe curtain construction equipment and construction method |
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