CN111893893A - Novel beam erecting equipment and erecting method - Google Patents
Novel beam erecting equipment and erecting method Download PDFInfo
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- CN111893893A CN111893893A CN202010763925.7A CN202010763925A CN111893893A CN 111893893 A CN111893893 A CN 111893893A CN 202010763925 A CN202010763925 A CN 202010763925A CN 111893893 A CN111893893 A CN 111893893A
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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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Abstract
The invention discloses a novel beam erecting device and a novel beam erecting method, wherein the beam erecting device comprises a through-hole beam, an inner guide beam and a beam falling frame, wherein an inner guide hole is horizontally formed in the through-hole beam in a penetrating manner, the inner guide beam penetrates through the inner guide hole in the through-hole beam, and a power pulley mechanism for driving the through-hole beam or the inner guide beam to linearly displace is arranged between the through-hole beam and the inner guide beam; the beam falling portal frame of the beam to be erected can be lifted or descended by walking on the through-hole beam; the through hole beam is a special steel box beam. The novel beam erecting equipment and the erecting method break through the rule that a traditional beam erecting machine must be used for erecting the beam, abandon the complex and dangerous assembly, hoisting, load moving and high-difficulty and high-risk operation of hole passing during beam erecting of the beam erecting machine, effectively improve the construction safety and the construction period in the construction process, and bring huge social and economic benefits for the rapid development of high-speed railways, urban railways and high-grade highways.
Description
Technical Field
The invention relates to the field of high-speed rail, city rail and highway construction, in particular to novel beam erecting equipment and a beam erecting method for high-speed rail, city rail and high-grade highway precast beams.
Background
With the rapid development of domestic traffic infrastructure, the construction of high-speed rail, city rail and high-grade highway raises unprecedented climax. In the construction of high-speed railways, city railways and high-grade highways, the erection of precast beams is one of the most important and most risky key projects.
In order to save investment and shorten construction period, the standard span of the precast beam of the high-speed rail, the urban railway and the high-grade highway is respectively increased from 32 meters and 24 meters to 40 meters, and the increase of the length and the weight of the precast beam further increases the erection difficulty and the equipment investment. According to research and development results of related construction units and bridge girder erection machine manufacturers, the cost of each bridge girder erection machine which is the most critical equipment for erecting the precast beam on the high-speed rail is increased from 2000 to 3000 to 4000 ten thousand yuan, the original bridge girder erection process equipment becomes a difficult problem to solve, and accidents of machine damage and human death frequently occur during the process of erecting and moving the bridge girder erection machine every year.
Therefore, the development of a new girder erecting technology with high construction safety and high erecting speed is one of the current important research subjects in the field.
Disclosure of Invention
The invention provides novel beam erecting equipment and a beam erecting method, aiming at improving the construction safety and the construction period in the construction process.
In a first aspect, the invention provides a novel beam erecting device, which adopts the following technical scheme:
a novel beam erecting device comprises a through hole beam and an inner guide beam, wherein an inner guide hole is horizontally formed in the through hole beam in a penetrating mode, the inner guide beam penetrates through the inner guide hole in the through hole beam, and a power mechanism for driving the through hole beam or the inner guide beam to linearly displace is arranged between the through hole beam and the inner guide beam; the through-hole beam can travel to lift or fall the beam falling portal frame of the beam to be erected.
By adopting the technical scheme, the through-hole beam and the inner guide beam are simply supported on the support cushion of the beam to be erected, so that the beam transporting vehicle can directly walk on the through-hole beam to be erected and park at the preset beam falling position; the girder to be erected is directly lifted by the girder falling portal frame, the girder transporting vehicle returns to the continuous transporting girder, the girder falling portal frame directly descends to the girder to be erected for installation after the inner guide girders are mutually perforated, and then the girder falling portal frame is walked to the next hole site to continuously erect the next girder to be erected.
When the novel beam erecting equipment provided by the invention is used for erecting precast beams of high-speed railways, urban railways and high-grade highways, a bridge erecting machine is not needed, the investment is low, the operation is simple, the construction is safe, the erecting speed is high, the rule that the traditional beam erecting machine is required to be used is fundamentally broken, and the complex and dangerous assembling, hoisting, load moving and high-difficulty and high-risk operation of hole passing during beam erecting by the bridge erecting machine are abandoned.
The successful development and popularization and application of the novel technology for the bridge-erecting-free bridge erecting machine which is simple in operation, safe in construction and high in erecting speed can bring huge social benefits and economic benefits to the rapid development of high-speed railways, urban railways and high-grade highways.
The invention is further configured to: the length of the via hole beam is equal to that of the beam to be erected, the height of the via hole beam is equal to that of the beam to be erected, and the width of the via hole beam is equal to the wheel track of the beam transporting vehicle; the length of the inner guide beam is two times that of the via hole beam.
By adopting the technical scheme, the length of the via hole beam is as long as that of the beam to be erected, so that the via hole beam is simply supported on the beam falling hole position; the height of the via hole beam is flush with the height of the beam to be erected so as to facilitate the beam transporting vehicle to walk through the via hole from the upper part of the via hole beam by the negative beam and walk through the via hole of the beam falling door frame; the width of the via hole beam is equal to the wheel track of the beam transporting vehicle so as to penetrate through the beam falling door frame. The length of the inner guide beam is twice that of the via hole beam, so that the inner guide beam and the via hole beam are matched to operate via hole forward movement.
The invention is further configured to: the through-hole beam is a specially-made steel box beam and is mainly formed by splicing and combining a plurality of beam sections.
By adopting the technical scheme, the via hole beam is a specially-made steel box beam, the integral rigidity and the load deflection are conveniently calculated and set, and the purpose of satisfying the walking of the load beam of the beam transporting vehicle via hole is achieved. The beam is formed by splicing beam sections so as to adjust the length of the via hole beam, and the via hole beam is as long as the beam to be erected and has high adaptability.
The invention is further configured to: the power mechanism is a pulley block with power, the pulley block is arranged in the inner guide hole, and the pulley block is supported on the inner guide beam in a pressing mode and is matched with the inner guide beam in a rolling mode.
By adopting the technical scheme, when the hole passing beam is in a fixed state and the inner guide beam is in a free state, the pulley block works to drive the inner guide beam to perform stable displacement motion in the hole passing beam; when the inner guide beam is in a fixed state and the via hole beam is in a free state, the pulley block works to drive the via hole beam to make stable displacement motion on the inner guide beam.
The invention is further configured to: the beam falling portal frame is provided with a portal front leg, a portal rear leg and a beam falling device, wherein the portal front leg is provided with a front walking device, and the portal rear leg is provided with a rear walking device.
By adopting the technical scheme, the front walking device and the rear walking device of the beam falling portal frame respectively pass through the through-hole beam and the installed through-hole for the front of the to-be-erected beam.
The invention is further configured to: and the front walking device and the rear walking device are respectively provided with a laser automatic line patrol system and a laser automatic positioning system.
By adopting the technical scheme, when the beam falling portal frame falls on the beam and the via hole travels, the beam falling portal frame, the laser automatic line patrol system and the laser automatic positioning system on the beam transport vehicle and the axis points on the support cushion form an all-dimensional automatic monitoring detection control network, so that the accurate positioning control of the whole process of beam transport, beam falling, via hole and traveling is ensured.
The invention is further configured to: the rear legs of the door frames are arranged in an O shape which can pass through the beam transporting vehicle and the beam to be erected.
Through adopting above-mentioned technical scheme, make portal back leg interval increase to the back leg of portal is followed to the confession roof beam transporting car burden roof beam and is passed through.
The invention is further configured to: the bottom of the front leg of the portal frame is provided with a lower cushion beam; the height of the through hole beam is smaller than the size of a gap between the lower cushion beam and the front walking device; the lifting device comprises a front supporting leg and a rear supporting leg, wherein the front supporting leg and the rear supporting leg are arranged at the end part of an inner guide beam, the through hole beam is positioned between the front supporting leg and the rear supporting leg, the end part of the through hole beam is provided with a nose bridge, a lifting support is arranged on the nose bridge, the nose bridge is positioned between a lower cushion beam and a front walking device, and the lifting support is supported on the lower cushion beam.
Through adopting above-mentioned technical scheme, the portal front end of falling the roof beam simply supports on the pier through lower bolster, improves the portal of falling the roof beam and promotes or descend the stability of waiting to put up the roof beam. The lifting support at the front end of the through-hole beam can be used as a middle supporting leg of the inner guide beam and is matched with the front supporting leg and the rear supporting leg to realize the height adjustment of the through-hole of the inner guide beam and the through-hole beam.
The invention is further configured to: and the top of the lower cushion beam is provided with a riding wheel.
By adopting the technical scheme, when the via hole beam passes through the lower cushion beam and the front walking device, the lower cushion beam is in rolling contact with the bottom surface of the via hole beam through the supporting wheel, so that the via hole beam can slide through conveniently.
In a second aspect, the invention provides a method for erecting a novel beam erecting device, which adopts the following technical scheme:
a method for erecting novel beam erecting equipment comprises the following steps:
simply supporting the beam falling portal frame, the via hole beam and the inner guide beam on support base cushion stones at two ends of the beam to be erected;
directly walking a beam to be erected on the through-hole beam by using an automatic line patrol system and an automatic positioning system, and parking the beam to a preset beam falling position;
the beam falling portal frame directly lifts the beam to be erected, and the beam transporting vehicle is emptied and returns to the continuous transporting beam;
lifting the front support leg and the rear support leg of the inner guide beam and the lifting support of the via hole beam to enable the via hole beam to be higher than the lower cushion beam of the beam falling gantry;
the via hole beam slides on the inner guide beam by using external power to reach the positions above the support base cushion stones at two ends of the next hole beam to be erected;
the inner guide beam slides in the inner guide hole of the via-hole beam by using external power to reach the position of the next hole, the front support leg and the rear support leg of the inner guide beam are lowered, the lifting support of the via-hole beam is folded, the via-hole beam falls on the support base stone of the next hole beam to be erected, the beam falling portal frame directly falls on the support base stone of the current hole beam to be erected by using an automatic positioning system, and the beam to be erected is installed;
and the front walking device and the rear walking device of the beam falling portal move to the next hole site through the hole beam and the mounted beam to be erected respectively by utilizing the automatic line patrol system and the automatic positioning system, and the next hole precast beam is erected by continuing the processes.
In summary, the invention includes at least one of the following beneficial technical effects: the special through-hole beam is utilized, the beam transporting vehicle directly walks to the preset beam falling position through the through-hole, the through-hole beam and the inner guide beam through-hole yield, and the beam falling portal frame is directly installed in a beam falling mode. The whole erection process does not need to use a bridge girder erection machine, breaks the rule that the traditional bridge girder erection machine needs to be used, and abandons the complex and dangerous assembly, lifting, load moving and high-difficulty and high-risk operation of hole passing during the bridge girder erection process. The successful development and popularization and application of the novel technology of the bridge-erecting-free bridge erecting machine with simple operation, safe construction and high erecting speed can bring huge social and economic benefits to the rapid development of high-speed railways, urban railways and high-grade highways.
Drawings
FIG. 1 is a schematic structural view of a novel beam erecting apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the rear leg of the beam-falling portal of the embodiment of the invention;
FIG. 3 is a schematic structural view of the front leg of the drop sill door frame of the embodiment of the present invention;
FIG. 4 is a schematic diagram of a fit relationship between a via beam and an inner pilot beam according to an embodiment of the present invention;
fig. 5-10 are diagrammatic depictions demonstrating the process of assembling a novel girder to a girder.
Description of reference numerals: 1. a via beam; 11. a bridge of the nose; 12. a lifting support; 13. an inner guide hole; 14. a top plate; 15. a base plate; 16. a web; 2. an inner guide beam; 21. a chute; 22. a front leg; 23. a rear leg; 3. a beam falling portal frame; 31. a front leg of the gantry; 32. a rear leg of the portal frame; 33. a beam falling device; 34. front supporting; 35. a lower bolster; 36. supporting the top at the back; 37. a front walking device; 38. a rear traveling device; 4. a pulley block; 5. a beam to be erected; 6. a bridge pier; 7. a support base cushion stone; 8. and (4) carrying the beam vehicle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the invention discloses novel beam erecting equipment which is used for quickly and stably erecting a beam to be erected 5 on a beam erecting hole position of a pier 6. The beam erecting hole position is the position between two adjacent piers 6 to be erected in the bridge laying direction, and the piers 6 to be erected are provided with support cushion stones 7 for supporting the beams 5 to be erected.
Referring to fig. 1, the novel girder erection equipment comprises a through-hole girder 1 and an inner guide girder 2, wherein the through-hole girder 1 can walk to lift or descend a girder falling portal frame 3 of a girder to be erected 5, and the through-hole girder 1 is a special steel box girder and is formed by splicing and combining a plurality of girder sections.
The beam length of the through hole beam 1 needs to be equal to that of the beam 5 to be erected, and the beam length of the through hole beam 1 can be synchronously adjusted by changing the number of beam sections; the beam height of the through-hole beam 1 is flush with the height of the beam 5 to be erected, so that the beam transport vehicle 8 can conveniently walk through the through-hole from the upper part of the through-hole beam 1 by the negative beam and walk through the through-hole of the beam falling portal 3; the width of the through hole beam 1 is equal to the wheel track of the beam transporting vehicle 8. The overall rigidity and the load deflection of the through-hole beam 1 meet the requirement of the beam carrier 8 for through-hole walking of the negative beam.
The length of the inner guide beam 2 is twice that of the through hole beam 1, namely the length of the inner guide beam is the same as that of the two-span beam 5 to be erected. Referring to fig. 2, the through-hole beam 1 has a horizontally through inner guide hole 13, and the inner guide hole 13 of the through-hole beam 1 is surrounded by a top plate 14, a bottom plate 15 and a web plate 16 of the through-hole beam 1; the inner guide beam 2 is arranged in the inner guide hole 13 in a penetrating way and can slide with the via beam 1 to move forwards.
The mutual sliding of the inner guide beam 2 and the via hole beam 1 can be realized by installing a pulley block 4 with power in the inner guide hole 13. Referring to fig. 2, for example, a plurality of sets of pulley blocks 4 are installed in the inner guide hole 13 and distributed along the axial direction of the inner guide hole 13, and the pulley blocks 4 are driven by electric power; each group of pulley blocks 4 comprises four pulleys which are distributed on the web 16 in a rectangular shape. Correspondingly, four sliding grooves 21 are formed in the side end of the inner guide beam 2, and the pulleys located on the same straight line are respectively located in the corresponding sliding grooves 21 and are in rolling fit with the sliding grooves 21.
Or each group of pulley blocks 4 comprises a plurality of pulleys which are distributed on the top plate 14, the bottom plate 15 and the web plate 16 in a rectangular shape, and the inner contour surrounded by the pulleys is matched with the outer contour of the inner guide beam 2, namely, the pulleys of each group of pulley blocks 4 are supported on the outer contour of the inner guide beam 2 in a pressing manner and are matched with the outer surface of the inner guide beam 2 in a rolling manner.
Thus, when the via hole beam 1 is in a fixed state and the inner guide beam 2 is in a free state, the pulley block 4 works to drive the inner guide beam 2 to make stable displacement motion in the via hole beam 1; when the inner guide beam 2 is in a fixed state and the via-hole beam 1 is in a free state, the pulley block 4 works to drive the via-hole beam 1 to make stable displacement motion on the inner guide beam 2.
Referring to fig. 1, in the bridge laying direction, the front and rear ends of an inner guide beam 2 are provided with a front leg 22 and a rear leg 23 which can perform jacking movement, a through-hole beam 1 is positioned between the front leg 22 and the rear leg 23 of the inner guide beam 2, the front end of the through-hole beam 1 is fixedly provided with a nose bridge 11, and the nose bridge 11 is provided with a lifting support 12; the lifting support 12 at the front end of the via beam 1 can be used as a middle support leg of the inner guide beam 2, and is matched with the front support leg 22 and the rear support leg 23 to realize via height adjustment of the inner guide beam 2 and the via beam 1. The part of the via hole beam length, which is equal to the length of the beam to be erected, does not comprise the bridge length.
Referring to fig. 1, the front end of the girder falling gantry 3 in the bridge laying direction has a gantry front leg 31, the rear end has a gantry rear leg 32, and a girder falling device 33 is installed on the top of the girder falling gantry 3, so that the girder falling gantry 3 can lift or drop the girder 5 to be erected.
Referring to fig. 1 and 3, a front supporting roof 34 is installed at the bottom of the front leg 31 of the portal frame, a lower cushion beam 35 is fixedly connected to the bottom of the front supporting roof 34, a front traveling device 37 is installed at a position close to the bottom of the front leg 31 of the portal frame, a space exists between the front traveling device 37 and the lower cushion beam 35, and the space is larger than the beam height of the through hole beam 1. The top of the lower cushion beam 35 is provided with a riding wheel, and when the through-hole beam 1 passes through the gap, the lower cushion beam 35 is in rolling contact with the bottom surface of the through-hole beam 1 through the riding wheel, so that the through-hole beam 1 can slide through conveniently.
Referring to fig. 1 and 4, the shape of the portal rear leg 32 is arranged to be an O-shape, so that the load beam of the beam transporting vehicle 8 passes through the portal rear leg 32; the bottom of the portal back leg 32 is provided with a back supporting top 36, the portal back leg 32 is provided with a back walking device 38, and the back walking device 38 and the front walking device 37 are in the same horizontal plane.
The front traveling device 37 and the rear traveling device 38 are respectively provided with a laser automatic line patrol system and a laser automatic positioning system, when the beam falling gantry 3 falls on the beam and the via hole travels, the laser automatic line patrol system, the laser automatic positioning system and the axis points on the support base stone 7 on the beam transporting vehicle 8 form an all-directional automatic monitoring and detecting control network, and the accurate positioning control of the whole process of beam transporting, beam falling, via hole and traveling is ensured.
Referring to fig. 5 to 10, when erecting a to-be-erected beam 5 by using the novel beam erecting equipment of the present invention with the bridge laying direction as a reference, the beam-falling gantry 3 is simply supported on the currently pre-erected beam-falling hole site by a machine, so that the lower bolster 35 at the bottom of the front leg 31 of the gantry is supported on the pier 6 of the currently erected beam-falling hole site, and the rear roof 36 or the rear traveling device 38 at the bottom of the rear leg 32 of the gantry is supported on the initial foundation or on the installed to-be-erected beam 5.
The inner guide beam 2 is simply supported on the currently pre-erected beam falling hole site and the next beam falling hole site, and the front support leg 22 and the rear support leg 23 of the inner guide beam 2 are supported on the bridge pier 6 at the corresponding beam falling hole site; the through-hole beam 1 is located at a beam falling hole position which is currently pre-erected, the nose bridge 11 at the front end of the through-hole beam 1 is located between the front walking device 37 and the lower cushion beam 35, and the lifting support 12 is supported on the lower cushion beam 35. The top surface of the through-hole beam 1 is flush with the top surface of the initial foundation or the installed beam 5 to be erected.
The beam transporting vehicle 8 loads the beam 5 to be erected, directly walks on the through hole beam 1 by using an automatic line patrol system and an automatic positioning system, and parks the vehicle at a preset beam falling position; the beam falling portal frame 3 lifts the beam 5 to be erected by using the beam falling device 33, and the beam transporting vehicle 8 is emptied and returns to continue transporting the beam.
After the beam transporting vehicle 8 leaves the through-hole beam 1, the front support leg 22, the rear support leg 23 and the lifting support 12 of the through-hole beam 1 of the inner guide beam 2 are lifted, so that the through-hole beam 1 is higher than the lower cushion beam 35 of the beam falling door frame 3; the through-hole beam 1 travels along the length direction of the inner guide beam 2 by using the pulley block 4 in the inner guide hole 13 to reach the position above the support base cushion 7 of the next beam falling hole position, and the through-hole operation of the through-hole beam 1 is completed; the riding wheels of the lower cushion beam 35 roll and support the bottom surface of the through hole beam 1 to help the through hole beam 1 slide through a through hole.
The lifting support 12 is supported on the support cushion 7 of the next beam falling hole position and is matched with the lower cushion beam 35 to enable the through hole beam 1 to be in a fixed state again; the inner guide beam 2 similarly utilizes the pulley block 4 in the inner guide hole 13 to reach the next hole position, the front support leg 22 and the rear support leg 23 of the inner guide beam 2 are lowered, the lifting support 12 of the through hole beam 1 is retracted, and the inner guide beam 2 is in a fixed state again; the beam falling portal 3 directly falls on the support base cushion 7 by using an automatic positioning system, and the mounting of the frame beam 5 is finished.
The front supporting roof 34 and the rear supporting roof 36 of the beam falling door frame 3 retract, the front traveling device 37 and the rear traveling device 38 are respectively supported on the via-hole beam 1 and the mounted beam 5 to be erected, the front traveling device and the rear traveling device respectively travel to the next hole site through the via-hole beam 1 and the mounted beam 5 to be erected by utilizing the automatic line patrol system and the automatic positioning system, and the lower cushion beam 35 is temporarily positioned and fixed after the front traveling device and the rear traveling device travel to the right position.
And continuing the process to erect the next hole precast beam.
When the novel beam erecting equipment provided by the invention is used for erecting precast beams of high-speed railways, urban railways and high-grade highways, a bridge erecting machine is not needed, the investment is low, the operation is simple, the construction is safe, the erecting speed is high, the rule that the traditional beam erecting machine is required to be used is fundamentally broken, and the complex and dangerous assembling, hoisting, load moving and high-difficulty and high-risk operation of hole passing during beam erecting by the bridge erecting machine are abandoned.
The successful development and popularization and application of the novel technology for the bridge-erecting-free bridge erecting machine which is simple in operation, safe in construction and high in erecting speed can bring huge social benefits and economic benefits to the rapid development of high-speed railways, urban railways and high-grade highways.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a novel frame roof beam is equipped which characterized in that: the punching device comprises a through-hole beam (1) and an inner guide beam (2), wherein an inner guide hole (13) is horizontally formed in the through-hole beam (1) in a penetrating mode, the inner guide beam (2) penetrates through the inner guide hole (13) in the through-hole beam (1), and a power mechanism driving the through-hole beam (1) or the inner guide beam (2) to linearly displace is arranged between the through-hole beam (1) and the inner guide beam (2); the beam falling portal frame (3) of the beam to be erected (5) can be lifted or descended by walking on the through-hole beam (1).
2. The novel framing beam apparatus of claim 1, wherein: the length of the through hole beam (1) is equal to that of the beam (5) to be erected, the height of the through hole beam (1) is equal to that of the beam (5) to be erected, and the width of the through hole beam (1) is equal to the wheel track of the beam transport vehicle (8); the length of the inner guide beam (2) is two times that of the through hole beam (1).
3. The novel framing beam apparatus of claim 1, wherein: the through hole beam (1) is a specially-made steel box beam and is mainly formed by splicing and combining a plurality of beam sections.
4. A novel girder erection equipment as claimed in claim 1 or 3 wherein: the power mechanism is a pulley block (4) with power, the pulley block (4) is installed in the inner guide hole (13), and the pulley block (4) is supported on the inner guide beam (2) in a pressing mode and is matched with the inner guide beam (2) in a rolling mode.
5. The novel framing beam apparatus of claim 1, wherein: the beam falling gantry (3) is provided with a gantry front leg (31), a gantry rear leg (32) and a beam falling device (33), a front walking device (37) is installed on the gantry front leg (31), and a rear walking device (38) is installed on the gantry rear leg (32).
6. The novel framing beam apparatus of claim 5, wherein: and the front walking device (37) and the rear walking device (38) are respectively provided with an automatic laser line patrol system and an automatic laser positioning system.
7. The novel framing beam apparatus of claim 5, wherein: the rear legs (32) of the door frames are arranged in an O shape which can pass through the beam transporting vehicle (8) and the beam (5) to be erected.
8. The novel framing beam apparatus of claim 5, wherein: the bottom of the front leg (31) of the portal frame is provided with a lower cushion beam (35); the height of the through hole beam (1) is smaller than the size of a gap between the lower cushion beam (35) and the front walking device (37);
interior nose girder (2) tip has arranged preceding landing leg (22) and back landing leg (23) that have raising and lowering functions, cross nose girder (1) and be located between preceding landing leg (22) and back landing leg (23), cross nose girder (1) tip and be equipped with nose bridge (11), install lift support (12) on nose bridge (11), nose bridge (11) are located between lower bolster roof beam (35) and preceding running gear (37), lift support (12) support is on lower bolster roof beam (35).
9. The novel framing beam apparatus of claim 8, wherein: and a riding wheel is arranged at the top of the lower cushion beam (35).
10. A method of erecting a new type of erecting equipment according to any one of claims 1 to 9, characterised in that: the method comprises the following steps:
simply supporting the beam falling portal (3), the through hole beam (1) and the inner guide beam (2) on support cushion stones (7) at two ends of the beam (5) to be erected;
a beam carrying vehicle (8) is used for carrying a beam (5) to be erected and directly walking on the through-hole beam (1) by using an automatic line patrol system and an automatic positioning system, and parking the beam at a preset beam falling position;
the beam falling portal (3) directly lifts the beam (5) to be erected, and the beam transporting vehicle (8) is emptied and returns to the continuous beam transporting;
lifting the front support leg (22) and the rear support leg (23) of the inner guide beam (2) and the lifting support (12) of the through-hole beam (1) to enable the through-hole beam (1) to be higher than the lower pad beam (35) of the beam falling gantry (3);
the through-hole beam (1) slides on the inner guide beam (2) by using external power and reaches the position above the support base cushion stones (7) at the two ends of the next hole beam (5) to be erected;
the inner guide beam (2) slides in an inner guide hole (13) of the through-hole beam (1) by using external power to reach the position of a next hole, a front support leg (22) and a rear support leg (23) of the inner guide beam (2) are lowered, a lifting support (12) of the through-hole beam (1) is folded, the through-hole beam (1) falls on a support base stone (7) of the next hole beam (5) to be erected, the beam falling portal (3) directly falls on the support base stone (7) of the current hole beam (5) to be erected by using an automatic positioning system, and the beam (5) to be erected is installed;
and the front walking device (37) and the rear walking device (38) of the beam falling portal frame (3) respectively move forwards to the next hole site through the hole beam (1) and the mounted beam to be erected (5) by utilizing an automatic line patrol system and an automatic positioning system, and the next hole precast beam is erected by continuing the processes.
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| CN202010763925.7A CN111893893A (en) | 2020-08-01 | 2020-08-01 | Novel beam erecting equipment and erecting method |
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| CN202010763925.7A CN111893893A (en) | 2020-08-01 | 2020-08-01 | Novel beam erecting equipment and erecting method |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101144259A (en) * | 2007-09-20 | 2008-03-19 | 中铁二局股份有限公司 | Large tonnage whole opening box girder transmitting and construction method |
| CN201485791U (en) * | 2009-07-20 | 2010-05-26 | 苏州大方特种车股份有限公司 | Bridge erection machine with guide beam |
| CN101736703A (en) * | 2009-12-10 | 2010-06-16 | 郑州大方桥梁机械有限公司 | 3000t special bridge girder erection machine for integrally erecting 120m-span double-layer four-line steel beam bridge for highway and railway |
| KR20110105209A (en) * | 2010-03-18 | 2011-09-26 | 브릿지테크놀러지(주) | Construction method for confine concrete member of steel plate girder with reinforced bending moment |
| CN102797226A (en) * | 2012-07-26 | 2012-11-28 | 中铁六局集团有限公司 | Integral erection construction method of 60m steel box girder |
| CN104594198A (en) * | 2014-11-28 | 2015-05-06 | 中铁二十三局集团有限公司 | Method for erecting parallel box girders in tunnel |
| CN206002957U (en) * | 2016-08-09 | 2017-03-08 | 任自放 | Intelligent line patrolling, alignment system |
| CN110593118A (en) * | 2019-09-29 | 2019-12-20 | 合肥正浩机械科技有限公司 | Driving device for telescopic beam of bridge girder erection machine |
| CN211006358U (en) * | 2019-09-27 | 2020-07-14 | 合肥正浩机械科技有限公司 | Box girder mechanism of descending bridge girder erection machine |
-
2020
- 2020-08-01 CN CN202010763925.7A patent/CN111893893A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101144259A (en) * | 2007-09-20 | 2008-03-19 | 中铁二局股份有限公司 | Large tonnage whole opening box girder transmitting and construction method |
| CN201485791U (en) * | 2009-07-20 | 2010-05-26 | 苏州大方特种车股份有限公司 | Bridge erection machine with guide beam |
| CN101736703A (en) * | 2009-12-10 | 2010-06-16 | 郑州大方桥梁机械有限公司 | 3000t special bridge girder erection machine for integrally erecting 120m-span double-layer four-line steel beam bridge for highway and railway |
| KR20110105209A (en) * | 2010-03-18 | 2011-09-26 | 브릿지테크놀러지(주) | Construction method for confine concrete member of steel plate girder with reinforced bending moment |
| CN102797226A (en) * | 2012-07-26 | 2012-11-28 | 中铁六局集团有限公司 | Integral erection construction method of 60m steel box girder |
| CN104594198A (en) * | 2014-11-28 | 2015-05-06 | 中铁二十三局集团有限公司 | Method for erecting parallel box girders in tunnel |
| CN206002957U (en) * | 2016-08-09 | 2017-03-08 | 任自放 | Intelligent line patrolling, alignment system |
| CN211006358U (en) * | 2019-09-27 | 2020-07-14 | 合肥正浩机械科技有限公司 | Box girder mechanism of descending bridge girder erection machine |
| CN110593118A (en) * | 2019-09-29 | 2019-12-20 | 合肥正浩机械科技有限公司 | Driving device for telescopic beam of bridge girder erection machine |
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