CN109930495A - A kind of application method of Bridge Erector and Bridge Erector - Google Patents
A kind of application method of Bridge Erector and Bridge Erector Download PDFInfo
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- CN109930495A CN109930495A CN201910301593.8A CN201910301593A CN109930495A CN 109930495 A CN109930495 A CN 109930495A CN 201910301593 A CN201910301593 A CN 201910301593A CN 109930495 A CN109930495 A CN 109930495A
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Abstract
The invention discloses the application methods of a kind of Bridge Erector and Bridge Erector, a kind of Bridge Erector, the hanging beam trolley of erection is hollow structure, hanging beam car interior is provided with the reversal valve for adjusting water level, reversal valve is controlled by the signal that position sensor obtains, and then adjust the center of gravity of hanging beam trolley, the intensity of hanging beam trolley can be increased by making it both, it again can be with the power consumption of movement toward economizing hanging beam trolley, it can also be in the adjusting by its internal reversal valve, reduction leads to beam body lateral inclination or falls the risk of beam, and structure is simple and safe and reliable.Furthermore, the application further relates to a kind of application method of Bridge Erector, by above-mentioned construction method, can greatly improve the construction speed of Bridge Erector, when the deviation of horizontal level and X axis, Y-axis is respectively less than and is equal to security settings degree, the rate of setting a roof beam in place of hanging beam trolley is greatly improved.
Description
Technical field
The present invention relates to a kind of Bridge Erectors, belong to bridge construction technical field of auxiliary equipment more particularly to a kind of Bridge Erector
And the application method of Bridge Erector.
Background technique
With Chinese society economic development, the volume of traffic increases in geometric progression, and the Bridge Erector under old design specification is built
Existing bridge, it is difficult to meet present project progress requirement.Bridge Erector belongs to crane scope, and major function is to mention beam piece
It rises, is put down after being then transported to designated position.But Bridge Erector is very different with crane in general sense, and construction is wanted
The condition asked is harsh, and there are beam on piece travelings, or cry vertical shift, and Bridge Erector is divided into erection highway bridge, conventional railway bridge, visitor
Special railway bridge etc. is several.Currently, existing Bridge Erector in use in the presence of construction scene bad adaptability, apply man-hour requirement compared with
Big occupied area, generally use wood lump supporting pad, with cable wind rope sealing in pier top two sides, the center of gravity of Bridge Erector is easy to move
Dynamic, Bridge Erector turns over machine, so that safety accident occur, especially when wind-force becomes larger, Bridge Erector will stop constructing, and influences work
Cheng Jindu.In addition, existing Bridge Erector is since the bridge weight lifted is big, movement speed is slow when construction, and there is also work progress
The problem of middle hydraulic system etc. overheats and impacts service life of equipment, slow down construction speed.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide a kind of simple structure, steadily of centre of gravity,
In real time observation adjustment center of gravity deviation, and prevent because the construction time it is too long caused by Prevention of Hydraulic System Overheating a kind of Bridge Erector.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of Bridge Erector, by No.1 hanging beam trolley, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam trolleies, horizontal panes
Frame, adjustable support leg, No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys and safeguard protection prison
Control system composition；It is characterized in that, hanging beam trolley is hollow structure, hanging beam trolley upper end offers water inlet, under hanging beam trolley
Section offers water outlet, and hanging beam trolley also has eight position sensors that can be connected in the operational mode, described in eight
The quadrangle that position sensor is located at hanging beam trolley in pairs is used for the position deviation in level monitoring face；Hanging beam trolley it is interior
For the setting of bottom of chamber portion there are two partition, the inner cavity of the hanging beam trolley is separated into closed four cavitys by described two partitions,
There are four reversal valves for setting on the corresponding partition of four cavitys, and four reversal valves are for controlling described closed four
The flowing of water between cavity；Four reversal valves are connected with controller, and the controller is according to the inspection of the position sensor
Signal is surveyed, the reversal valve is controlled and disconnects.
As a further improvement of the above technical scheme: No.1 hanging beam trolley, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four
Hanging beam trolley is sequentially arranged in above horizontal frame；Adjustable support leg is located at two side bottom of horizontal frame；No.1 transverse-moving trolley, No. two
Transverse-moving trolley, No. three transverse-moving trolleys, No. four transverse-moving trolleys are located at below horizontal frame；No.1 transverse-moving trolley, No. two transverse-moving trolleys,
No. three transverse-moving trolleys, No. four transverse-moving trolleys are located above beam body；No.1 hanging beam trolley, No. two hanging beam trolleies, No. three hanging beam trolleies,
No. four hanging beam hanging beam trolleies are for transporting body to be set a roof beam in place；Four cavity upper ends in hanging beam car interior space are offered into water
Mouthful；The lower end of four cavitys in hanging beam car interior space offers water outlet.It is as above-mentioned technical proposal further to change
Into: eight position sensors are uniformly distributed in the wall surface of front, rear, left and right four for level monitoring face X in pairs respectively
The position deviation of axis, Y-axis.
As a further improvement of the above technical scheme: eight position sensors are electrically connected with controller respectively, and four
Reversal valve is electrically connected with controller respectively.
As a further improvement of the above technical scheme: including eight resistance, two diodes, three lists inside the controller
To brilliant valve pipe, two capacitors；No.1 resistance, No. three resistance, No. five resistance, No. six resistance one end connect power supply；No.1 is unidirectional
Brilliant valve pipe and No.1 resistor coupled in parallel；No. seven resistance, No. three unidirectional brilliant valve pipes, No. two unidirectional brilliant valve pipes, No. two diode one end, one
The other end of number capacitor one end connection power supply；Described No. two diode one end are in parallel with the No.1 capacitor.
As a further improvement of the above technical scheme: the output signal of controller is also connect with safeguard protection monitoring system, is used
To control the running speed of hanging beam trolley and the start and stop of hanging beam trolley.
As a further improvement of the above technical scheme: the safeguard protection monitoring system includes hanging beam trolley speed control system
System, coordinated control system；The hanging beam trolley speed control system receives the signal of controller；Controller receives eight positions and passes
The signal of sensor is compared, and No.1 position sensor, third place are set sensor, No. five position sensings, No. seven position sensings and used
In the deviation of measuring and calculating horizontal level and X axis；It is unidirectional to pass to No.1 that horizontal error is calculated using maximum likelihood method
Valve, No. three check valves adjust systems along the deviation of X axis；No. two position sensors, No. four position sensors, No. six positions pass
Sense, No. eight position sensings are used to calculate the deviation of horizontal level and Y-axis；Horizontal error is calculated using maximum likelihood method to use
To pass to No.1 check valve, No. three check valves adjust systems along the deviation of Y-axis；When horizontal level and X axis, Y-axis
Deviation any one be greater than 1 ° when, controller control keep hanging beam trolley normal running speed；When horizontal level and X axis, Y-axis
To deviation be respectively less than be equal to 1 ° when, controller control improve the small vehicle speed of hanging beam the speed of service 5%；When horizontal level and X
When axial, Y-axis deviation is respectively less than equal to 0.8 °, controller control improves the speed of service 10% of the small vehicle speed of hanging beam.
A kind of application method of Bridge Erector, comprising the following steps:
(1), construction site is arranged；The place for cleaning out security protection Bridge Erector guarantees that the hanging beam trolley of entire Bridge Erector can be along
It is run on the track being parallel to the horizontal plane；
(2), by the No.1 hanging beam trolley in Bridge Erector, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam trolleies, levels
Frame, adjustable support leg, track, No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys are according to work
Journey demand is successively installed；
(3), it is filled the water in the hanging beam car interior of hollow structure；It is filled the water from water filling port, guarantees average water inside four separation water tanks,
Water injection rate accounts for the 80% of entire water tank；
(4), it carries out examination for above-mentioned Bridge Erector to hang, especially by controller adjustable change valve for the water of hanging beam car interior
Amount is respectively adjusted, and guarantees the uniform of hanging beam car interior water；
(5), the installation of beam section is controlled by trolley of setting a roof beam in place, the rate that trolley of setting a roof beam in place advances receives the control of controller；The control
Device processed receives the deviation of horizontal level and X axis, Y-axis；
(6), after beam section reaches specified installation site, beam section is discharged；
(7), above step is repeated, guarantees that working all beam section releases finish；
(8), the water in water tank is discharged by water outlet；
(9), above-mentioned Bridge Erector is removed, clears up construction site.
As a further improvement of the above technical scheme: after the water in water tank is discharged by water outlet, can be connected by pipeline
To hydraulic press heating position, the cooling of hydraulic press is completed, prevents damage of the long-time high temperature for hydraulic system.
As a further improvement of the above technical scheme: being equal to 0.5 ° when the deviation of horizontal level and X axis, Y-axis is respectively less than
When, controller control improves the speed of service 20% of the small vehicle speed of hanging beam.
Compared with the prior art, the advantages of the present invention are as follows:
1. Bridge Erector of the invention includes that hanging beam trolley is hollow structure, the intensity of hanging beam trolley can be not only increased, but also can be with
The power consumption of movement toward economizing hanging beam trolley can also cause beam body laterally to be inclined in the adjusting by its internal reversal valve, reduction
Risk that is oblique or falling beam, structure are simple and safe and reliable.
2. Bridge Erector of the invention can greatly improve the construction speed of Bridge Erector.Common Bridge Erector is needed in moderate wind
It stops work, using the Bridge Erector of the application, remains to construct under similar weather.And horizontal level and X axis, Y-axis it is inclined
When difference is respectively less than equal to security settings degree, the rate of setting a roof beam in place of hanging beam trolley is greatly improved.
3. used water can further be utilized, before Bridge Erector of the invention is removed for cooling down hydraulic system.
Detailed description of the invention
Fig. 1 is a kind of overall structure figure of Bridge Erector；
Fig. 2 is a kind of side view of Bridge Erector；
Fig. 3 is the overall structure figure of hanging beam trolley；
Fig. 4 is the superstructure figure of hanging beam trolley；
Fig. 5 is the perspective upper view of hanging beam trolley；
Fig. 6 is the middle part cross-sectional view of hanging beam trolley；
Fig. 7 is the side view of hanging beam trolley；
Fig. 8 is safeguard protection monitoring system structure chart；
Fig. 9 is construction method flow chart；
Figure 10 is the control logic structure chart of controller.
In figure: No.1 hanging beam trolley -1, two hanging beam trolley -2, three hanging beam trolley -3, No. four hanging beam trolleies -4, horizontal pane
Frame -5, adjustable support leg -6, track -7, -8, No. two transverse-moving trolleys -9 of No.1 transverse-moving trolley, No. three transverse-moving trolleys -10, No. four it is traversing
Trolley -11, safeguard protection monitoring system -12, water inlet -13, water outlet -14, position sensor -15, partition -16, reversal valve -
17, controller -18.
Specific embodiment
Embodiment 1
A kind of Bridge Erector, by 3, No. four hanging beam trolleies 4 of the hanging beam trolley of hanging beam trolley 2, three of No.1 hanging beam trolley 1, two, level
Frame 5, adjustable support leg 6,10, No. four transverse-moving trolleys 11 of the transverse-moving trolley of transverse-moving trolley 9, three of No.1 transverse-moving trolley 8, two and
Safeguard protection monitoring system 12 forms；Hanging beam trolley is hollow structure, and hanging beam trolley upper end offers water inlet, hanging beam trolley
Lower section offers water outlet 13, and hanging beam trolley also has eight position sensors 15 that can be connected in the operational mode, and eight
The quadrangle that a position sensor is located at hanging beam trolley in pairs is used for the position deviation in level monitoring face；Hanging beam is small
There are two partition 16, the inner cavity of the hanging beam trolley is separated into closed four by described two partitions for the intracavity bottom setting of vehicle
Cavity, there are four reversal valve 17, four reversal valves are described for controlling for setting on the corresponding partition of four cavitys
The flowing of water between closed four cavitys；Four reversal valves are connected with controller 18, and the controller is according to institute's rheme
The detection signal for setting sensor controls the reversal valve and disconnects.
No.1 hanging beam trolley, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam trolleies are sequentially arranged on horizontal frame
Side；Adjustable support leg is located at two side bottom of horizontal frame；No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four cross
Moving stage parking stall is below horizontal frame；No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolley positions
Above beam body；No.1 hanging beam trolley, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam hanging beam trolleies for transport to
It sets a roof beam in place body；Four cavity upper ends in hanging beam car interior space offer water inlet；Four chambers in hanging beam car interior space
The lower end of body offers water outlet 14.
As a further improvement of the above technical scheme: eight position sensors be uniformly distributed in pairs respectively before,
Afterwards, left and right four wall surfaces are used for level monitoring face X-axis, the position deviation of Y-axis.
Eight position sensors are electrically connected with controller respectively, and four reversal valves are electrically connected with controller respectively.
The output signal of controller is also connect with safeguard protection monitoring system, to control the running speed of hanging beam trolley and hang
The start and stop of beam trolley.
The safeguard protection monitoring system includes hanging beam trolley speed control system, coordinated control system；The small speed of hanging beam
Degree control system receives the signal of controller；The signal that controller receives eight position sensors is compared, and No.1 position passes
Sensor, third place set the deviation that sensor, No. five position sensings, No. seven position sensings are used to calculate horizontal level and X axis；It adopts
Horizontal error is calculated to pass to No.1 check valve, No. three check valve adjustment systems along X axis with maximum likelihood method
Deviation；No. two position sensors, No. four position sensors, No. six position sensings, No. eight position sensings are for calculating horizontal level
And the deviation of Y-axis；Horizontal error is calculated to pass to No.1 check valve, No. three check valve tune using maximum likelihood method
Deviation of the whole system along Y-axis；When horizontal level and X axis, Y-axis deviation any one be greater than 1 ° when, controller control
Keep hanging beam trolley normal running speed；When the deviation of horizontal level and X axis, Y-axis, which is respectively less than, is equal to 1 °, controller control
System improves the speed of service 5% of the small vehicle speed of hanging beam.
Embodiment 2
On the basis of embodiment 1, eight resistance, two diodes, three unidirectional brilliant valve pipes, two are included inside the controller
A capacitor；No.1 resistance, No. three resistance, No. five resistance, No. six resistance one end connect power supply；No.1 unidirectionally brilliant valve pipe and No.1
Resistor coupled in parallel；No. seven resistance, No. three unidirectional brilliant valve pipes, No. two unidirectional brilliant valve pipes, No. two diode one end, No.1 capacitor one end
Connect the other end of power supply；Described No. two diode one end are in parallel with the No.1 capacitor.
Embodiment 3
On the basis of embodiment 1, when the deviation of horizontal level and X axis, Y-axis, which is respectively less than, is equal to 0.8 °, controller control
System improves the speed of service 10% of the small vehicle speed of hanging beam.
Further, the rate travel being arranged under hanging beam trolley normal mode can specifically be required according to use site, in 0.01-
It is set in 0.1 meter per second.
Further, it is also possible to according to the specifically used scene of Bridge Erector, for example set up highway bridge, conventional railway bridge, railway of passengers' private line bridge
Etc. different usage scenarios, the specific threshold values that different hanging beam trolley rate travel and hanging beam trolley rate travel improve is set.
Embodiment 4
On the basis of embodiment 1, can also further, 16 441 groups of position sensors of setting are located at hanging beam
The quadrangle of trolley is used for the position deviation in level monitoring face.
Further pressure sensor can also be set in each partition two sides, perception pressure at both sides is poor, then by differential pressure signal
Controller is passed to, to control the opening and closing of reversal valve.Wherein
X-axis commutation clear valve diameter Φ D1With Y-axis commutation clear valve diameter Φ D2, PYIndicate the pressure difference between Y-axis, PXPressure between X-axis
Power is poor, so that PrMeet following formula:
Finally, with regard to a kind of above-mentioned specifically used method of Bridge Erector, comprising the following steps:
(1), construction site is arranged；The place for cleaning out security protection Bridge Erector guarantees that the hanging beam trolley of entire Bridge Erector can be along
It is run on the track being parallel to the horizontal plane；
(2), by the No.1 hanging beam trolley in Bridge Erector, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam trolleies, levels
Frame, adjustable support leg, track, No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys are according to work
Journey demand is successively installed；
(3), it is filled the water in the hanging beam car interior of hollow structure；It is filled the water from water filling port, guarantees average water inside four separation water tanks,
Water injection rate accounts for the 80% of entire water tank；
(4), it carries out examination for above-mentioned Bridge Erector to hang, especially by controller adjustable change valve for the water of hanging beam car interior
Amount is respectively adjusted, and guarantees the uniform of hanging beam car interior water；
(5), the installation of beam section is controlled by trolley of setting a roof beam in place, the rate that trolley of setting a roof beam in place advances receives the control of controller；
(6), after beam section reaches specified installation site, beam section is discharged；
(7), above step is repeated, guarantees that working all beam section releases finish；
(8), the water in water tank is discharged by water outlet；
(9), above-mentioned Bridge Erector is removed, clears up construction site.
As a further improvement of the above technical scheme: after the water in water tank is discharged by water outlet, can be connected by pipeline
To hydraulic press heating position, the cooling of hydraulic press is completed, prevents damage of the long-time high temperature for hydraulic system.
As a further improvement of the above technical scheme: being equal to 0.5 ° when the deviation of horizontal level and X axis, Y-axis is respectively less than
When, controller control improves the speed of service 20% of the small vehicle speed of hanging beam.
As a further improvement of the above technical scheme: can be adjusted, that is, exist by the sequence of step (3) and step (2)
Just trolley of setting a roof beam in place is filled the water after the completion of the arrangement of construction site, then completes the installation of bridge formation machine equipment again.
Finally, Bridge Erector of the invention can not only increase the intensity of hanging beam trolley, but also can be with the power of movement toward economizing hanging beam trolley
Consumption can also lead to beam body lateral inclination in the adjusting by its internal reversal valve, reduction or fall the risk of beam, structure letter
It is single and safe and reliable.The construction speed of Bridge Erector can be greatly improved.Common Bridge Erector needs to stop work in moderate wind, uses
The Bridge Erector of the application remains to construct under similar weather.And the deviation of horizontal level and X axis, Y-axis is respectively less than etc.
When security settings degree, the rate of setting a roof beam in place of hanging beam trolley is greatly improved, used water can also further be utilized, be used for
Cooling hydraulic system.
Embodiment described above is merely to illustrate technical idea and feature of the invention, and its object is to make skill in the art
Art personnel can understand the content of the present invention and implement it accordingly, and only cannot limit patent protection model of the invention with the present embodiment
It encloses, i.e., it is all according to same changes or modifications made by disclosed spirit, it still falls in scope of patent protection of the invention.
Claims (10)
1. a kind of Bridge Erector, by No.1 hanging beam trolley, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam trolleies, horizontal panes
Frame, adjustable support leg, No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys and safeguard protection prison
Control system composition；It is characterized by: hanging beam trolley is hollow structure, hanging beam trolley upper end offers water inlet, under hanging beam trolley
Section offers water outlet, and hanging beam trolley also has eight position sensors that can be connected in the operational mode, described in eight
The quadrangle that position sensor is located at hanging beam trolley in pairs is used for the position deviation in level monitoring face；Hanging beam trolley it is interior
For the setting of bottom of chamber portion there are two partition, the inner cavity of the hanging beam trolley is separated into closed four cavitys by described two partitions,
There are four reversal valves for setting on the corresponding partition of four cavitys, and four reversal valves are for controlling described closed four
The flowing of water between cavity；Four reversal valves are connected with controller, and the controller is according to the inspection of the position sensor
Signal is surveyed, the reversal valve is controlled and disconnects.
2. a kind of Bridge Erector according to claim 1, it is characterised in that: No.1 hanging beam trolley, No. two hanging beam trolleies, No. three
Hanging beam trolley, No. four hanging beam trolleies are sequentially arranged in above horizontal frame；Adjustable support leg is located at two side bottom of horizontal frame；No.1
Transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys are located at below horizontal frame；No.1 transverse-moving trolley,
No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys are located above beam body；No.1 hanging beam trolley, No. two hanging beam trolleies,
No. three hanging beam trolleies, No. four hanging beam hanging beam trolleies are for transporting body to be set a roof beam in place；Four cavity upper ends in hanging beam car interior space
Offer water inlet；The lower end of four cavitys in hanging beam car interior space offers water outlet.
3. a kind of Bridge Erector according to claim 1 or 2, it is characterised in that: eight position sensors difference are two-by-two
One group is uniformly distributed in the wall surface of front, rear, left and right four for level monitoring face X-axis, the position deviation of Y-axis.
4. a kind of Bridge Erector according to claim 2 or 3, it is characterised in that: eight position sensors respectively with control
Device processed is electrically connected, and four reversal valves are electrically connected with controller respectively.
5. a kind of Bridge Erector according to claim 1, it is characterised in that: include eight resistance, two inside the controller
A diode, three unidirectional brilliant valve pipes, two capacitors；No.1 resistance, No. three resistance, No. five resistance, No. six resistance one end connect
Connect power supply；No.1 unidirectionally brilliant valve pipe and No.1 resistor coupled in parallel；No. seven resistance, No. three unidirectional brilliant valve pipes, No. two unidirectional brilliant valve pipes, two
The other end of number one section of diode, one section of No.1 capacitor connection power supply；One section of No. two diodes and the No.1 capacitor
Device is in parallel.
6. a kind of Bridge Erector according to claim 4, it is characterised in that: the output signal of controller is also supervised with safeguard protection
Control system connection, to control the running speed of hanging beam trolley and the start and stop of hanging beam trolley.
7. a kind of Bridge Erector according to claim 6, it is characterised in that: the safeguard protection monitoring system includes that hanging beam is small
Vehicle speed control system, coordinated control system；The hanging beam trolley speed control system receives the signal of controller；Controller connects
The signal for receiving eight position sensors is compared, and No.1 position sensor, third place set sensor, No. five position sensings, seven
Number position sensing is used to calculate the deviation of horizontal level and X axis；Horizontal error is calculated to pass using maximum likelihood method
Pass No.1 check valve, No. three check valves adjust systems along the deviation of X axis；No. two position sensors, No. four position sensors,
No. six position sensings, No. eight position sensings are used to calculate the deviation of horizontal level and Y-axis；It is calculated using maximum likelihood method
Horizontal error is to pass to No.1 check valve and No. three check valve adjustment systems along the deviation of Y-axis；When horizontal level and X-axis
When being respectively less than 1% to the deviation with Y-axis, controller control improves the speed of service 5% of the small vehicle speed of hanging beam；Work as horizontal level
And when the deviation of X axis and Y-axis is respectively less than 0.8%, controller control improves the speed of service 10% of the small vehicle speed of hanging beam.
8. a kind of application method of Bridge Erector, it is characterised in that: use Bridge Erector as claimed in claim 7；Including following step
It is rapid:
(1), construction site is arranged；The place for cleaning out security protection Bridge Erector guarantees that the hanging beam trolley of entire Bridge Erector can be along
It is run on the track being parallel to the horizontal plane；
(2), by the No.1 hanging beam trolley in Bridge Erector, No. two hanging beam trolleies, No. three hanging beam trolleies, No. four hanging beam trolleies, levels
Frame, adjustable support leg, track, No.1 transverse-moving trolley, No. two transverse-moving trolleys, No. three transverse-moving trolleys, No. four transverse-moving trolleys are according to work
Journey demand is successively installed；
(3), it is filled the water in the hanging beam car interior of hollow structure；It is filled the water from water filling port, guarantees average water inside four separation water tanks,
Water injection rate accounts for the 80% of entire water tank；
(4), it carries out examination for above-mentioned Bridge Erector to hang, especially by controller adjustable change valve for the water of hanging beam car interior
Amount is respectively adjusted, and guarantees the uniform of hanging beam car interior water；
(5), the installation of beam section is controlled by trolley of setting a roof beam in place, the rate that trolley of setting a roof beam in place advances receives the control of controller；The control
Device processed receives the deviation of horizontal level and X axis, Y-axis；
(6), after beam section reaches specified installation site, beam section is discharged；
(7), above step is repeated, guarantees that working all beam section releases finish；
(8), the water in water tank is discharged by water outlet；
(9), above-mentioned Bridge Erector is removed, clears up construction site.
9. a kind of application method of Bridge Erector according to claim 8, it is characterised in that: the water in water tank passes through water outlet
After release, it can be connected to hydraulic press heating position by pipeline, complete the cooling of hydraulic press, prevent long-time high temperature for liquid
The damage of pressure system.
10. a kind of application method of Bridge Erector according to claim 9, it is characterised in that: when horizontal level and X axis, Y
When axial deviation is respectively less than equal to 0.5 °, controller control improves the speed of service 20% of the small vehicle speed of hanging beam.
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| CN201910301593.8A CN109930495B (en) | 2019-04-12 | 2019-04-12 | Bridge girder erection machine and application method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115824154A (en) * | 2022-12-20 | 2023-03-21 | 中铁株洲桥梁有限公司 | Bridge girder erection machine key part attitude monitoring system and application method thereof |
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| JP2012255300A (en) * | 2011-06-09 | 2012-12-27 | Sumitomo Mitsui Construction Co Ltd | Construction method for upper road type suspended slab bridge |
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| CN109930495B (en) | 2020-09-11 |
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