CN106436579A - Linear control method and linear control device for sectional beam with specially-shaped cross section through short-line pedestal matching method - Google Patents
Linear control method and linear control device for sectional beam with specially-shaped cross section through short-line pedestal matching method Download PDFInfo
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- CN106436579A CN106436579A CN201610729414.7A CN201610729414A CN106436579A CN 106436579 A CN106436579 A CN 106436579A CN 201610729414 A CN201610729414 A CN 201610729414A CN 106436579 A CN106436579 A CN 106436579A
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- 238000005259 measurement Methods 0.000 claims description 50
- 230000008878 coupling Effects 0.000 claims description 34
- 238000010168 coupling process Methods 0.000 claims description 34
- 238000005859 coupling reaction Methods 0.000 claims description 34
- 241000909536 Gobiesocidae Species 0.000 claims description 10
- 230000002459 sustained effect Effects 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 238000005266 casting Methods 0.000 description 5
- 239000004567 concrete Substances 0.000 description 5
- 238000009417 prefabrication Methods 0.000 description 3
- 239000011513 prestressed concrete Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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Abstract
The invention provides a linear control method for a segmental beam with a specially-shaped cross section through a short-line pedestal matching method. The linear control method comprises the following steps of establishing a plurality of control measuring points on each beam section; calculating the distance between the control measuring points at the positions A of a prefabricated beam section and the control measuring points at the positions B, corresponding to the positions A, of a matching beam section; performing calculation to judge whether the difference between an actual measuring distance and a preset distance of the control measuring points at the positions A of the prefabricated beam section and the control measuring points at the positions B, corresponding to the positions A, of the matching beam section meets the accuracy requirements or not; and if not, readjusting the beam sections to perform accurate positioning. The linear control method disclosed by the invention has the advantages that the prefabricated beam section and the matching beam section are accurately positioned, so that the beam shape of the next beam section is guaranteed, and assembling of the next beam section and the previous beam section can be performed smoothly.
Description
Technical field
The present invention relates to beam sections short-term platform position matching method geometric control method, hand over particularly to a kind of city rail
The prefabricated construction alignment control skill of continuous " U-shaped+box-shaped " the compound section beam sections of logical elevated line variable cross-section prestressed concrete
Art.
Background technology
Segment girder precast assembling technique be by beam body along longitudinally split become some sections, in precasting yard near factory or bridge location
According to long line method or short-line prefabrication, finally with post-tensioned prestressing, each for beam body section assembling is got up to become a complete beam
Body.Before and after 1940, France begins to carry out exploratory development to Prestressed Concrete Bridges short-term precast segment technology, and
It is applied to its Le Luowa bridge of Suva of Paris south Seine.During 1980 nineteen sixties, this technology is in European and American areas
Highway bridge in be used widely, be used widely in the Asian-Pacific area after the eighties.In China, ground bridge subsection is prefabricated
Assembling technique application is relatively fewer, and mostly adopts long line method, and short line casting application is considerably less.The Guangzhou track that 2006 build up
No. 4 line overpass of traffic are domestic first on a large scale using short-line prefabrication assembling construction technology.
Short line casting, compared with long line method, has the prefabricated place of saving, saves template number, mechanization degree height, saves labor
The advantages of power.For the beam of And of Varying Depth, if adopting long line method, complicated flat vertical curve and superelevation etc. will make the setting of pedestal
Extremely difficult, and short line casting accurately can be constructed by the adjustment of matching beam.Sections beam bridge involved in the present invention, be
Two-wire prestressed concrete odd-shaped cross section continuous bridge, depth of section changes along beam length, and 1.8 power parabola changes are pressed at beam bottom.
Therefore, it is suitable for using short-line prefabrication construction.
But during using short line casting, prepare every section of beam section needs and be accurately positioned, otherwise directly affect final bridge quality.
Content of the invention
The purpose of the present invention aims to provide a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method and dress
Put, to overcome the existing defects of above-mentioned prior art.
The present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, and each beam section is set up
Several control measuring point, calculate prefabricated beam section and coupling beam section same position controls the distance of measuring point；Calculate prefabricated beam section and
Join beam section same position and control the actual test distance of measuring point and predeterminable range whether in required precision；Will more than control accuracy
Ask, readjust beam section and be accurately positioned.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, acceptable
Have the feature that：Measuring point is controlled to be six, beam section centrage arranges two measuring points, and control plane position, along web setting
Four measuring points, elevation control.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, acceptable
Have the feature that：Bridge absolute coordinate is converted into precast pedestal relative coordinates, sets up relative coordinate system, obtain each pre-
Six control measuring point three-dimensional relative coordinates of beam section processed；According to relative coordinates, calculate prefabricated beam section and coupling beam section same position control
The distance of measuring point processed.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, acceptable
Have the feature that：Before coupling beam section is accurately positioned, first carries out Primary Location, start hoist engine, by being arranged at terrace
On fairlead and the fly block that is arranged on bed die pedestal end face draw the movement that bottom die trolley makees longitudinally longer distance, make
Beam section row is to approximate location to be put.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, acceptable
Have the feature that：Being accurately positioned of beam section of coupling is adjusted by the hydraulic jack on chain block and bottom die trolley
Whole；Chain block controls the fine setting of its fore-and-aft distance, hydraulic jack adjustment beam section absolute altitude and axis drift angle.
In addition, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, there are two
Measurement point；Fixing end mould there are upper and lower two midpoints, two midpoints are on the line of two measurement towers；And two midpoints are to together
The horizontal range of one measurement point is equal；Fixing terminal mould has the symmetrically arranged two horizontal absolute altitudes of two sustained heights and plane
Position control point；The distance of two horizontal absolute altitudes and plan-position control point to same measurement point is identical；And two horizontal absolute altitudes
And plan-position control point is identical with the relative elevation of same measurement point.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method, acceptable
Have the feature that：Fixing end mould before each beam section pours, checked by position.
In addition, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method alignment control device：Least one set
Pour set of molds and two measurement towers；Every group pours set of molds and has：Fixing end mould, the first bed die, the first chassis, the second bottom
Mould, the second chassis, side form, internal model；The support anchor support that fixing end mould is fixed on ground connects；Two bed dies are separately positioned on
On first bed die, there is coupling beam section on two chassis；Second bed die and the second chassis be arranged on fixing end mould and coupling beam section it
Between；Side form is arranged on fixing end mould and the both sides at coupling two ends；Internal model inserts the mould that fixing end mould, coupling face and side form are formed
Interior；Fixing end mould there are upper and lower two midpoints, two midpoints are on the line of two measurement towers；And two midpoints are to same
The horizontal range of measurement point is equal；Fixing terminal mould has the symmetrically arranged two horizontal absolute altitudes of two sustained heights and plan-position
Control point；The distance of two horizontal absolute altitudes and plan-position control point to same measurement point is identical；And two horizontal absolute altitudes are simultaneous flat
Face position control point is identical with the relative elevation of same measurement point.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method alignment control device, acceptable
Have the feature that：Also include crampon, lifting bracket, carrier bar and driving；Lifting bracket moves on the track on ground
Dynamic；Carrier bar is fixed on lifting bracket；Driving is moved on carrier bar, and crampon is fixed in driving；Crampon will
Second bed die and the second chassis hang between the first bed die, fixing end mould.
Further, the present invention provides a kind of odd-shaped cross section beam sections short-term platform position matching method alignment control device, acceptable
Have the feature that：Chassis is provided with hydraulic jack, can be used for adjusting and mate the three-dimensional position of beam section；Can insert under bed die
Enter poker vibrator vibrate based on when pouring as a plug vibrator vibrate.
The invention discloses a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method and device, especially suitable
Preparation for urban track traffic odd-shaped cross section beam sections.The technology emphasis of short-term platform position method and difficult point are that the seat of model
Mark location control and coupling areal coordinate location control on, often complete the prefabricated of a sections, will remeasure model and
Join the coordinate in face, so that the beam shape of next sections is guaranteed, just can be smoothed out with previous section assembling.Accurate for reaching
Alignment control, arranges 2 measurement towers in the venue, sets up construction Survey Control baseline on the basis of measuring tower on precast pedestal
And transverse and longitudinal controls datum mark, all on fixing end mould, and often check, then the measurement control point on measurement tower adopts
Total powerstation, precision level and identified steel ruler control the prefabricated beam section end line of measurement, transverse and longitudinal axis and physical dimension, essence
Really control prefabricated beam section plan-position and elevation.Horizontal curve section and vertical curve section beam sections take segmentation to calculate, and bridge is adopted
Absolute coordinate is converted into precast pedestal relative coordinates, sets up relative coordinate system, and in order to precast beam setting-out, tight calculating is bent
Line feature and each prefabricated six control measuring point three-dimensional coordinate of beam section, precision controls precast beam linear and axis, in precast beam
Beam number, axis and transversal lines are marked in section.
Brief description
Fig. 1 is the structure chart of odd-shaped cross section beam sections short-term platform position matching method alignment control device.
Fig. 2 is the procedure chart that chassis adjusts bed die height.
Fig. 3 is odd-shaped cross section beam sections short-term construction technology figure.
Fig. 4 is segment girder precast construction Survey Control horizontal layout schematic diagram.
Fig. 5 is segment girder precast construction Survey Control plane site operation figure.
Specific embodiment
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, odd-shaped cross section beam sections short-term platform position matching method alignment control device, including：Two groups pour mould
Group 100, crampon 200, lifting bracket 300, carrier bar 400, driving 500 and two measurement towers 600.
Lifting bracket 300 can move on the track on ground.Carrier bar 400 is fixed on lifting bracket 300.Driving
500 move on carrier bar 400, and crampon 200 is fixed in driving 500.
Every group pours set of molds 100 and has：Fixing end mould 10, the first bed die 21, the first chassis 31, the second bed die 22,
Two chassis 32, side form 40 and internal model 50.Fixing end mould 10 makees panel by δ 10mm steel plate, with the support being fixed on ground after putting more energy into
Anchor support connects.Two bed dies are separately positioned on two chassis.Coupling beam section 1# is had on the first bed die 21, mates beam section
The coupling face of 1# is as the end mould of opposite side.Coupling beam section 1# is placed on the three-dimensional position of setting.Second bed die 22 and second
Car 32 is arranged between fixing end mould 10 and coupling beam section 1#.Side form 40 is arranged on fixing end mould 10 and the both sides at coupling two ends.
Internal model 50 is inserted in the mould that fixing end mould 10, coupling face and side form 40 are formed.
As shown in Fig. 2 chassis 30 is provided with perpendicular, horizontal each 4 hydraulic jack, can be used for the three of bed die and coupling beam section
Dimension position adjustment.When pouring, under bed die insertion poker vibrator vibrate based on when pouring as a plug vibrator vibrate.
Measurement tower 600 has measurement point.The midpoint 12 of the top surface midpoint 11 of fixing end mould 10 and bottom surface is in two measurement towers
Line on；And the horizontal range of the midpoint 12 of top surface midpoint 11 and bottom surface to same measurement point is equal.Top surface midpoint 11 He
The axial line control point of the midpoint 12 of bottom surface namely fixing end mould 10.
Fixing end mould 10 have the symmetrically arranged two horizontal absolute altitudes of two sustained heights and plan-position control point 13,
14.The distance of two horizontal absolute altitudes and plan-position control point 13,14 to same measurement point is identical；And two horizontal absolute altitudes are simultaneous flat
Position control point 13,14 in face is identical with the relative elevation of same measurement point.
Crampon 200 hangs in the second bed die 22 and the second chassis 32 between first bed die 21, fixing end mould 10.Lifting
Suspension hook 200 can take into account multiple movements pouring bed die and chassis in set of molds 100.Arrange two groups in this enforcement and pour set of molds
100, can be arranged according to live place and greater number of pour set of molds 100.Pouring set of molds 100 can longitudinally, laterally square
Battle array arrangement.Lifting bracket 300 drives crampon 200 to move forward and backward, and chassis drives crampon 200 to move left and right.Hoisting hook
Hook 200 can be also used for framework of steel reinforcement, and the transport pouring the beam section completing.
After completing to pour, first bed die the second bed die, the first chassis can be exchanged with the second chassis.
As shown in figure 3, construction technology figure.Overall technological scheme is that beam body is divided into some sections, only with 1 set of template
(one end is fixing end mould) carries out each precast segment.Prefabricated from the beginning of first sections, the 1st sections is in fixing end mould and floating
Pour between the mould of end, the elongated referred to as initial sections of this sections；Then the reach of this sections (is served as floating die as matching beam
Plate) carry out the 2nd sections and pour, to ensure the quality of match between adjacent segment.
Repeat this process, the i-th sections reach is carried out i+1 sections and pours, until all precast segments complete.Short-term
Method precast segment alignment control is exactly locus (the local seat by each adjustment matching segment with respect to sections to be poured
Mark) ensureing the design of beam body linear (overall coordinate).
The odd-shaped cross section beam sections short-term platform position matching method linear control method that the present invention provides, accurately linear for reaching
Control, 2 measurement towers are set in the venue, tower foundation adopts Φ 400 concrete tubular pile, and stake is long 26 meters, and tower body adopts Φ 600 steel
Pipe concrete column, about 6 meters of exposed height, for reducing vibration under the influence of wind-force effect, dynamic vehicle load for the tower body, cast in pipe is filled out
Core concrete.During measurement, measurement tower made by a tower, and target tower made by another tower, and between two measurement tower control point, line is controlled with it
Precast pedestal on the axis of beam section to be poured coincide.
Construction Survey Control baseline is set up on the basis of measuring tower on precast pedestal and transverse and longitudinal controls datum mark (to be all provided with
On fixing end mould, and often check), then measurement tower on measurement control point adopt total powerstation, precision level and
Identified steel ruler controls the prefabricated beam section end line of measurement, transverse and longitudinal axis and physical dimension, precise control prefabricated beam section plane position
Put and elevation.
Each prefabricated beam section needs constantly to adjust and correct, because the line type control that a rear beam section is installed be to rely on previous
Beam section seam alignment control, therefore construction survey must be very accurate, the minor error of measurement may complete to last assembly
Structure produces a very large impact.Bed die is set to adjustable form, to adapt to bridge floor vertical curve and the change of prefabricated beam section camber.
For meeting the physical dimension of design requirement and linear, control measuring point is set up on each beam section, these control point are used
Make the positioning of each coupling beam section and determine that each has just poured the actual casting position of beam section, each beam section arranges six controls
Measuring point processed.Measurement tower measures control point and measurement tower measurement is checked the basis at control point and adopted pile foundation it is ensured that its stability.
As shown in Figure 4 and Figure 5, in figure black dot FL, BL, FH, BH, FR, BR is beam precast, assembled controls measuring point
(make of being carved with the round steel of crosshair or screw terminal, after the completion of beam section concreting, but embedded before initial set), in figure black
It is the control point of fixing end mould 10 a little louder.
Construction survey calculates the control software using specialty, and horizontal curve section and vertical curve section beam sections take segmentation meter
Calculate, first the absolute coordinate that bridge adopts is converted into precast pedestal relative coordinates, sets up relative coordinate system, in order to precast beam
Setting-out, tight calculated curve key element and each prefabricated six control measuring point three-dimensional coordinate (relative coordinates and deflection value) of beam section,
Precision controls precast beam linear and axis.Go out beam number, axis and transversal lines in prefabricated beam section subscript.
Odd-shaped cross section beam sections short-term platform position matching method linear control method mainly embody a concentrated reflection of template precision controlling and
Coupling beam section positions in two links.
Template precision controlling is mainly reflected on the precision controlling to fixing end mould.Fixing end mould die face must keep vertically hanging down
Direct join is in 90 ° with prefabricated unit center line, and end mould upper limb must keep level.End mould absolute altitude should be controlled with two measurements at web
Point is checked.Horizontal error and the error of perpendicularity with center line must control within the numerical value 2mm setting.
4 control point are altogether set on fixing end mould：2 axial line control points 11,12,2 horizontal absolute altitudes and plan-position control
System point 13,14.2 axial line control points 11,12 are located at top surface and the inner chamber bottom surface center of fixing Side Template, by observation of use instrument two
Whether whether point equal with baseline coincidence and 2 points of horizontal ranges arriving basic point, can control the vertical perpendicularity of fixing end mould simultaneously
Make its center line placed in the middle, by two horizontal reliefs being symmetricly set at web position and plan-position control point 13,14
To the distance of basic point and the measurement of relative elevation, the whole die face of controllable fixing end mould is vertical with the axis of beam section to be poured simultaneously
Make its top surface level.
After the completion of beam section pours every time, before next beam section pours, it is both needed to fixing end mould precision is checked.General feelings
Under condition, fixing end mould is not required to movement, but if during measured discovery fixing end mould occur not reaching required precision
When, then must adjustment qualified after can carry out next process construction.
Bed die 21,22 must be with fixing end mould 10 lower edge good closure, and bed die 21,22 center lines must be in levels and vertical and solid
Fixed end mould die face is in 90 °.Whether outer side mold to be checked and fixing end mould closure are good.
The positioning of coupling beam section mainly controls measuring point FL, BL, FH, BH, FR, BR to realize by 6.It is along along beam section
Two measuring points (FH＆BH) of heart line be used for control plane position, and along web setting four measuring points (FL, FR, BL＆BR) in order to
Elevation control.All of control built-in fitting is all placed in beam section top board before coupling beam section is as concrete coagulation when pouring beam section
On.They are made up of zinc-plated Phillips head bolts and U-shaped round steel.These built-in fittings must be arranged on the position of defined as far as possible.
Coupling beam section Primary Location：The Primary Location of coupling beam section is mainly completed by hoist engine and bottom die trolley
's.During positioning, start hoist engine, by the fairlead being arranged on terrace and the fly block being arranged on bed die pedestal end face
Traction bottom die trolley makees the movement of longitudinally longer distance, makes beam section row to approximate location to be put.The now plan-position of beam section
Mainly measure matching beam mating end to the distance of fixing end mould by ribbon to realize.
Coupling beam section is accurately positioned：The master that is accurately positioned of coupling beam section is 6 being observed by measuring instrument on beam section top surface
Individual control point, and could be adjusted to realization by 8 hydraulic jacks on chain block and bottom die trolley.Chain block master
If the fine setting of its fore-and-aft distance of precise control, 8 hydraulic jacks mainly accurately adjust beam section absolute altitude and axis drift angle.Whole
It is slow, careful that each successive step operation of individual adjustment process is required to.
After beam section is accurately positioned, the control point of beam section is carried out with the measurement of two groups of independences, and averages.Measurement data
After inspection is checked, the meansigma methodss of measurement data can be input in professional software program, be calculated by coupling beam section and (newly pour beam
Section) position.
Calculate and newly pour beam section as position during coupling beam section, need measurement (to survey before mobile after newly pouring beam section concrete setting
Amount) data include：
1#FH,1#BH：1# direction distance between fixing end mould and U-shaped round steel；
1#FL,1#BL,1#FR,1#BR：1# direction distance between fixing end mould and zinc-plated Phillips head bolts；
2#I1,：2# direction distance (zero must be kept) between end mould center line and prefabricated unit center line；
2#FH, 2#BH：2# direction distance between end mould center line and U-shaped round steel；
2#FL,2#BL,2#FR,2#BR：2# direction distance between end mould center line and zinc-plated Phillips head bolts；
These data inputs can be adjusted by calculation procedure, and the precision that Automatic Program is reached to beam section is tested
Card judges, if reaching requirement, program then shows to be passed through, and to beyond required precision, program then requires to readjust positioning, right
Meet required precision, but deviation is larger, program then can be warned with red numerical, so that carry out corrigendum adjusting in next beam section
Whole.
Claims (10)
1. a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method it is characterised in that：Set up in each beam section
Several control measuring point, calculate prefabricated beam section and coupling beam section same position controls the distance of measuring point；Calculate prefabricated beam section and
Join beam section same position and control the actual test distance of measuring point and predeterminable range whether in required precision；Will more than control accuracy
Ask, readjust beam section and be accurately positioned.
2. odd-shaped cross section beam sections short-term platform position matching method linear control method according to claim 1 it is characterised in that：
Measuring point is controlled to be six, beam section centrage arranges two measuring points, control plane position, along four measuring points of web setting, controls
Absolute altitude.
3. odd-shaped cross section beam sections short-term platform position matching method linear control method according to claim 1 it is characterised in that：
Bridge absolute coordinate is converted into precast pedestal relative coordinates, sets up relative coordinate system, obtain each prefabricated six control of beam section
Measuring point three-dimensional relative coordinates；According to relative coordinates, calculate prefabricated beam section and coupling beam section same position controls the distance of measuring point.
4. odd-shaped cross section beam sections short-term platform position matching method linear control method according to claim 1 it is characterised in that
Before coupling beam section is accurately positioned, first carries out Primary Location, start hoist engine, by the fairlead being arranged on terrace
Draw, with the fly block that is arranged on bed die pedestal end face, the movement that bottom die trolley makees longitudinally longer distance, make beam section row to waiting to put
Approximate location.
5. odd-shaped cross section beam sections short-term platform position matching method linear control method according to claim 1 it is characterised in that：
Being accurately positioned of beam section of coupling is adjusted by the hydraulic jack on chain block and bottom die trolley；Chain block controls it
The fine setting of fore-and-aft distance, hydraulic jack adjustment beam section absolute altitude and axis drift angle.
6. a kind of odd-shaped cross section beam sections short-term platform position matching method linear control method it is characterised in that：There are two measurement points；
Fixing end mould there are upper and lower two midpoints, two midpoints are on the line of two measurement towers；And two midpoints are to same
The horizontal range of individual measurement point is equal；
Fixing terminal mould has the symmetrically arranged two horizontal absolute altitudes of two sustained heights and plan-position control point；Two level marks
High and plan-position control point to same measurement point distance is identical；And two horizontal absolute altitudes and plan-position control point with same
The relative elevation of measurement point is identical.
7. odd-shaped cross section beam sections short-term platform position matching method linear control method according to claim 6 it is characterised in that：
Fixing end mould before each beam section pours, checked by position.
8. a kind of odd-shaped cross section beam sections short-term platform position matching method alignment control device it is characterised in that：Including least one set is poured
Build set of molds and two measurement towers；
Every group pours set of molds and has：Fixing end mould, the first bed die, the first chassis, the second bed die, the second chassis, side form, interior
Mould；
The support anchor support that fixing end mould is fixed on ground connects；Two bed dies are separately positioned on the first bed die on two chassis
On there is coupling beam section；Second bed die and the second chassis are arranged between fixing end mould and coupling beam section；Side form is arranged on fixation
End mould and the both sides at coupling two ends；Internal model is inserted in the mould that fixing end mould, coupling face and side form are formed；
Measurement tower has measurement point；Fixing end mould there are upper and lower two midpoints, two midpoints are on the line of two measurement points；
And the horizontal range of two midpoint to same measurement points is equal；
Fixing terminal mould has the symmetrically arranged two horizontal absolute altitudes of two sustained heights and plan-position control point；Two level marks
High and plan-position control point to same measurement point distance is identical；And two horizontal absolute altitudes and plan-position control point with same
The relative elevation of measurement point is identical.
9. odd-shaped cross section beam sections short-term platform position matching method alignment control device according to claim 8 it is characterised in that:
Also include crampon, lifting bracket, carrier bar and driving；
Lifting bracket moves on the track on ground；Carrier bar is fixed on lifting bracket；Driving is moved on carrier bar, lifting
Suspension hook is fixed in driving；
Crampon hangs in the second bed die and the second chassis between the first bed die, fixing end mould.
10. odd-shaped cross section beam sections short-term platform position according to claim 8 matching method alignment control device, its feature exists
In:
Chassis is provided with hydraulic jack, can be used for adjusting and mate the three-dimensional position of beam section；
Under bed die pluggable poker vibrator vibrate based on when pouring as a plug vibrator vibrate.
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108345318A (en) * | 2018-02-07 | 2018-07-31 | 中交公局第二工程有限公司 | A kind of beam sections free cantilever erection pier top block installation measurement method |
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| CN108519782A (en) * | 2018-04-04 | 2018-09-11 | 华东交通大学 | The linear automatic control system of segment bridge prefabrication |
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| CN108762059A (en) * | 2018-08-12 | 2018-11-06 | 广州瀚阳工程咨询有限公司 | A kind of automatic control system applied to short-line prefabrication bridge subsection |
| CN109543216A (en) * | 2018-10-16 | 2019-03-29 | 华南理工大学 | A kind of segment girder precast linear control method based on slug matching |
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| CN110029580A (en) * | 2019-03-29 | 2019-07-19 | 中铁大桥局集团第五工程有限公司 | A kind of length knot conjunction matching prefabricated subsection unit construction bridge panel construction method |
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| CN112192741A (en) * | 2020-09-09 | 2021-01-08 | 广州瀚阳工程咨询有限公司 | Numerical control method for measuring accuracy analysis of segmental precast bridge |
| CN112417564A (en) * | 2020-11-23 | 2021-02-26 | 江苏科技大学 | Segment beam prefabrication construction monitoring method based on three-dimensional laser scanning and BIM technology |
| CN112900266A (en) * | 2021-01-07 | 2021-06-04 | 中铁大桥局集团第四工程有限公司 | Steel truss girder splicing linear control method |
| CN113910444A (en) * | 2021-11-08 | 2022-01-11 | 湖南中铁五新钢模有限责任公司 | Segment beam short line method prefabricating method matched with trolley automatic adjustment |
| CN114016410A (en) * | 2021-10-29 | 2022-02-08 | 中铁十九局集团第五工程有限公司 | Variable cross-section segmental beam prefabricated steel bar jig frame and template system |
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| CN108345318A (en) * | 2018-02-07 | 2018-07-31 | 中交公局第二工程有限公司 | A kind of beam sections free cantilever erection pier top block installation measurement method |
| CN108385527A (en) * | 2018-02-07 | 2018-08-10 | 中交公局第二工程有限公司 | A kind of superelevation runoff section segment girder precast measures and monitoring method |
| CN108385504A (en) * | 2018-02-07 | 2018-08-10 | 中交公局第二工程有限公司 | A kind of variable cross-section beam sections short-term precast assembly method |
| CN108519782A (en) * | 2018-04-04 | 2018-09-11 | 华东交通大学 | The linear automatic control system of segment bridge prefabrication |
| CN108731598A (en) * | 2018-05-22 | 2018-11-02 | 上海贝英吉工程咨询有限公司 | Matching girder segment localization method based on distance controlling |
| CN108762059A (en) * | 2018-08-12 | 2018-11-06 | 广州瀚阳工程咨询有限公司 | A kind of automatic control system applied to short-line prefabrication bridge subsection |
| CN109543216A (en) * | 2018-10-16 | 2019-03-29 | 华南理工大学 | A kind of segment girder precast linear control method based on slug matching |
| CN109680615A (en) * | 2018-12-30 | 2019-04-26 | 广东瀚阳轨道信息科技有限公司 | The three-dimensional coordinate measurement construction method of short line casting beam sections |
| CN109750603A (en) * | 2019-01-26 | 2019-05-14 | 中铁三局集团广东建设工程有限公司 | The Geometry monitoring system and monitoring method constructed in conjunction with segment girder construction short line casting |
| CN110029580A (en) * | 2019-03-29 | 2019-07-19 | 中铁大桥局集团第五工程有限公司 | A kind of length knot conjunction matching prefabricated subsection unit construction bridge panel construction method |
| CN110542396A (en) * | 2019-10-11 | 2019-12-06 | 北京铁科工程检测有限公司 | method for quickly positioning and measuring attitude of special-shaped steel tower segment |
| CN111037715A (en) * | 2019-12-11 | 2020-04-21 | 中铁大桥局集团第二工程有限公司 | System and method for automatically adjusting PC track beam template line type |
| CN111037715B (en) * | 2019-12-11 | 2022-03-18 | 中铁大桥局集团第二工程有限公司 | System and method for automatically adjusting PC track beam template line type |
| CN112192741A (en) * | 2020-09-09 | 2021-01-08 | 广州瀚阳工程咨询有限公司 | Numerical control method for measuring accuracy analysis of segmental precast bridge |
| CN112192741B (en) * | 2020-09-09 | 2022-04-01 | 瀚阳国际工程咨询有限公司 | Numerical control method for measuring accuracy analysis of segmental precast bridge |
| CN112417564A (en) * | 2020-11-23 | 2021-02-26 | 江苏科技大学 | Segment beam prefabrication construction monitoring method based on three-dimensional laser scanning and BIM technology |
| CN112417564B (en) * | 2020-11-23 | 2024-04-23 | 江苏科技大学 | Segment beam prefabrication construction monitoring method based on three-dimensional laser scanning and BIM technology |
| CN112900266A (en) * | 2021-01-07 | 2021-06-04 | 中铁大桥局集团第四工程有限公司 | Steel truss girder splicing linear control method |
| CN112900266B (en) * | 2021-01-07 | 2022-12-27 | 中铁大桥局集团第四工程有限公司 | Steel truss girder splicing linear control method |
| WO2023045402A1 (en) * | 2021-09-23 | 2023-03-30 | 中交第二航务工程局有限公司 | Intelligent measurement and control system for short-line matching prefabrication of segmental girder, and use method thereof |
| CN114016410A (en) * | 2021-10-29 | 2022-02-08 | 中铁十九局集团第五工程有限公司 | Variable cross-section segmental beam prefabricated steel bar jig frame and template system |
| CN113910444A (en) * | 2021-11-08 | 2022-01-11 | 湖南中铁五新钢模有限责任公司 | Segment beam short line method prefabricating method matched with trolley automatic adjustment |
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