CN112064512A - Road and bridge construction assembly, system and method - Google Patents
Road and bridge construction assembly, system and method Download PDFInfo
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- CN112064512A CN112064512A CN202010946853.XA CN202010946853A CN112064512A CN 112064512 A CN112064512 A CN 112064512A CN 202010946853 A CN202010946853 A CN 202010946853A CN 112064512 A CN112064512 A CN 112064512A
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- storage
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D61/00—External frames or supports adapted to be assembled around, or applied to, articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Architecture (AREA)
- Civil Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a road and bridge construction assembly, a system and a method, wherein the storage device for storing T-shaped beams of a road and bridge comprises a storage prefabricated ground mat for storing the upward T-shaped beams; the storage prefabricated opening is arranged at the upper part of the storage prefabricated ground mat so as to be inserted into and lift the upward T-shaped beam; at a beam field, the T-shaped beam of the road bridge is placed in two states of storing the upward T-shaped beam and storing the downward T-shaped beam; the storage downward T-shaped beams are placed in upward opening gaps among the storage upward T-shaped beams, storage middle bolster portions are transversely placed on the upper surfaces of the storage downward T-shaped beams, and the storage upward T-shaped beams are placed above the storage middle bolster portions; the invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to a road and bridge construction assembly, a system and a method.
Background
The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like. The existing bridge construction method can not meet the following requirements at the same time: the requirement of passing navigation under the bridge can be kept, and the requirements of high integrity and construction precision of the bridge deck and fast construction progress can be guaranteed. The T-shaped beams are main components used for bridging, the T-shaped beams need to be arranged downwards in an existing beam yard, a common crane is used for installing the T-shaped beams to a beam conveying machine, the occupied area of the T-shaped beams is large, the T-shaped beams arranged upwards are adjusted to be single, and therefore the occupied area is saved. The T-shaped beam is dozens of tons or hundreds of tons, several meters, dozens of meters and even dozens of meters in length, adopts a reinforced concrete structure, cannot be twisted or collided when being overturned, and is damaged by traditional steel wire hoisting.
Disclosure of Invention
The invention aims to solve the technical problem of providing a road and bridge construction assembly, a system and a method.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a road and bridge construction assembly comprises a storage device for storing road and bridge T-shaped beams, and a prefabricated storage ground mat for storing the upward T-shaped beams; the storage prefabricated opening is arranged at the upper part of the storage prefabricated ground mat so as to be inserted into and lift the upward T-shaped beam; at a beam field, the T-shaped beam of the road bridge is placed in two states of storing the upward T-shaped beam and storing the downward T-shaped beam;
the storage downward T-shaped beams are placed in upward opening gaps among the storage upward T-shaped beams, storage middle bolster portions are transversely placed on the upper surfaces of the storage downward T-shaped beams, and the storage upward T-shaped beams are placed above the storage middle bolster portions;
a storage bottom frame is arranged on the back side of the storage prefabricated ground mat, and a step-shaped folded plate assembly is hinged to the storage bottom frame; the folded plate assembly comprises a storage transverse folded plate and a storage vertical folded plate which are sequentially hinged; the upper end of the folded plate component is hinged with the lower end of a storage top vertical plate, and a storage transverse folded plate at the bottommost layer is hinged on the storage bottom frame;
a storage process transverse channel is arranged on the storage vertical folded plate, and a storage middle pillow part is transversely arranged in the storage process transverse channel;
a storage upper ejector rod is vertically arranged on the storage underframe, and a storage telescopic cross arm is connected between the top of the storage upper ejector rod and the upper end of a storage top vertical plate.
As a further improvement of the above technical solution:
the storage transverse folded plate is carried on the upper surface of the T-shaped beam correspondingly stored downwards;
the storage middle bolster part comprises a storage transverse hollow bolster which is arranged in a telescopic manner; the storage transverse hollow bolster is provided with a storage upper process opening, a storage secondary hollow bolster with the same structure is sleeved in the storage transverse hollow bolster, storage process vertical grooves are distributed on the storage transverse hollow bolster and the storage secondary hollow bolster, and the storage secondary hollow bolster at the foremost end is provided with a storage bolster front traction plate;
the upper surfaces of the storage transverse hollow bolster and the storage secondary hollow bolster are at the same height, so that the storage downward T-shaped beam is placed in an upward opening gap between the storage upward T-shaped beams;
the end part of the traction rod is arranged in the vertical groove of the storage process, so that the storage secondary hollow bolster can realize multi-stage expansion.
A road and bridge construction assembly comprises a conveying device, a beam transporting vehicle and a beam yard storage device, wherein the conveying device is used for conveying a T-shaped beam of a road and bridge stored in the beam yard to the beam transporting vehicle; the conveying device comprises a first conveying horizontal guide rail, wherein the input end of the first conveying horizontal guide rail is positioned at a storage position of a T-shaped beam of a road bridge of a beam yard; the output end of the first horizontal conveying guide rail is connected with a second conveying lifting guide rail which is arranged obliquely, a third conveying horizontal guide rail is horizontally arranged at the upper end of the second conveying lifting guide rail, and the beam transporting vehicle runs to the position below the third conveying horizontal guide rail so as to bear the storage downward T-shaped beam sent by the conveying device;
a conveying portal frame is arranged on the conveying first horizontal guide rail, the conveying second lifting guide rail and the conveying third horizontal guide rail in a walking mode, a conveying transverse top frame is arranged on the conveying portal frame in a moving mode, and a plurality of conveying lifting arms are arranged at the lower end of the conveying transverse top frame; the lower end of the conveying lifting arm is provided with a conveying C-shaped supporting hand, and a conveying supporting hand hollow port is arranged on the conveying C-shaped supporting hand;
and the C-shaped delivery support hand is used for engaging and supporting the side wing of the T-shaped beam of the corresponding road bridge.
A road bridge construction assembly comprises a conveying device; the conveying device comprises a traveling conveying portal frame; a turnover lifting base is lifted at the lower part of the conveying portal frame, and a conveying transverse top frame moves on the conveying portal frame;
the overturning lifting base is provided with an overturning adjusting rack, and the front end of the overturning lifting base is provided with an overturning front inserting finger for being inserted into a gap between the pillow parts in the middle of storage;
the front ends of two overturning front inserting process openings are provided with overturning torsion spring shafts which are connected with the roots of the overturning swing plates;
the turnover lifting base is characterized in that a turnover rear positioning step is arranged at the root of the finger before turnover; the rear side of the positioning step after overturning is provided with an overturning process step, the rear side of the overturning process step is provided with an overturning guide roll shaft, and the rear side of the overturning lifting base is provided with an overturning process sinking port;
the front side of the lower end of the turning process sinking port is provided with a turning bearing L bracket with a backward opening, and the rear side of the lower end of the turning process sinking port is provided with a turning guide rear arc plate which is bent forwards;
the lower end of the turning process sinking port is provided with a turning buffer supporting plate in a lifting way, the lower end of the turning buffer supporting plate is provided with a turning buffer spring, and the lower end of the turning buffer spring is provided with a turning reset ejector rod;
a turnover driving push rod is arranged on the turnover lifting base to drive the turnover adjusting rack to move along the walking direction;
a turnover accommodating space for feeding and storing the upward T-shaped beam is arranged between the turnover lifting base and the turnover adjusting rack;
an overturning driven traction rod and an overturning lifting rod are transversely arranged on the overturning adjusting rack, and the overturning driven traction rod is connected with the overturning lifting rod to move on the overturning adjusting rack;
the lower end of the turnover lifting rod is hinged with a horizontal turnover reset articulated shaft, a transverse plate of a turnover L-shaped push plate is hinged on the turnover reset articulated shaft, and a turnover forward-inclined shifting arm is arranged at the lower end of a vertical plate of the turnover L-shaped push plate; the vertical plate of the turnover L-shaped push plate is positioned at the rear side of the transverse plate;
the upper end of the turnover auxiliary lower pressure head is arranged on the turnover adjusting rack.
A road and bridge construction system comprises a girder transporting vehicle, an approach bridge, piers, prefabricated bridge paving rails and a bridge erecting machine;
the storage device stores road and bridge T-shaped beams, and the conveying device is used for conveying the road and bridge T-shaped beams to the girder transporting vehicle; the beam transporting vehicle sends the T-shaped beam of the road bridge to an approach bridge at the position of the road bridge to be paved, piers are installed at the position of the road bridge to be paved, and prefabricated paving track is installed on the piers; and the bridge girder erection machine is used for hoisting and erecting the T-shaped girder of the road bridge from the girder transporting vehicle on the prefabricated bridge paving track.
A road bridge construction method comprises the following steps;
firstly, prefabricating a T-shaped beam of a road bridge in a beam field; then arranging the upward storage T-shaped beams on the storage prefabricated ground mat; secondly, placing and storing downward T-shaped beams in upward opening gaps among the upward T-shaped beams; thirdly, laying a storage middle bolster part on the upper surface of the downward T-shaped beam; then, paving a storage upward T-shaped beam on the storage middle bolster part; and stacking layer by layer;
firstly, a storage upper ejector rod drives a storage telescopic cross arm to descend, and storage transverse folded plates which are one by one from bottom to top are lapped on the upper surface of a storage downward T-shaped beam on the corresponding rear side under the action of gravity; then, the storage transverse hollow pillows are conveyed forwards one by one through the push rod, so that the middle pillow part in the storage is paved;
step two, aiming at the T-shaped beam with downward storage, the C-shaped supporting arm is conveyed to clamp the side wing of the T-shaped beam with downward storage and hoisted to the beam transporting vehicle layer by layer from top to bottom;
step three, aiming at the T-shaped beam with the upward storage, firstly, controlling the lifting of an inserting finger before turning to insert the inserting finger into a gap formed by a bolster part in the corresponding layer for laying and storing, lifting the lower surface of the T-shaped beam with the upward storage upwards, driving the T-shaped beam with the upward storage upwards to move forwards to form a gap with the adjacent T-shaped beam with the upward storage, and turning the swinging plate to be in a vertical state under the action of a turning torsion spring shaft until the lower surface of the T-shaped beam with the upward storage completely enters the inserting finger before turning to insert the finger before turning so as to hook the rear side surface of the T-shaped beam with the upward storage; then, under the action of the overturning driven traction rod and the overturning lifting rod, the overturning L-shaped push plate swings to pass through the middle vertical part of the upward T-shaped beam, and then is reset under the action of the overturning reset hinge shaft torsional spring; secondly, the overturning L-shaped push plate walks backwards to stir the middle upright part, and the overturning L-shaped push plate stores the upward T-shaped beam overturning by taking the overturning positioning step as a fulcrum until the overturning L-shaped push plate is contacted with the overturning guide roll shaft and the overturning buffering supporting plate; thirdly, the inclined poking arm moves forwards before turning and presses the upper side wall of the middle vertical part downwards, so that the T-shaped beam which is stored upwards continuously turns and is separated from the positioning step after turning; then, the lower end of the middle upright part of the upward T-shaped beam is supported and stored by a turnover reset ejector rod, and the upper end of the middle upright part of the upward T-shaped beam slides along a turnover guide rear arc plate and is turned to a turnover process sinking port; then, the lower pressure head is turned over to press down the upper surface of the upward T-shaped beam, so that the upward T-shaped beam is changed into a downward T-shaped beam to wait for hoisting; then, the storage secondary hollow bolster at the turning station is retracted to expose the storage downward T-shaped beam at the lower layer;
step four, firstly, the beam transporting vehicle sends the T-shaped beam of the road bridge to the approach bridge at the position of the road bridge to be paved; then, mounting piers at the positions of roads and bridges to be paved; secondly, mounting a prefabricated bridge laying track on the bridge pier; and thirdly, the bridge girder erection machine is used for hoisting and erecting the T-shaped girder of the road bridge from the girder transporting vehicle on the prefabricated bridge paving track.
The invention has the advantages of reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.
Drawings
Fig. 1 is a schematic diagram of the use structure of the invention.
Fig. 2 is a schematic diagram of the structure of the paving road bridge of the invention.
Fig. 3 is a schematic diagram of the memory structure of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Fig. 5 is a schematic diagram of a conveying use structure of the invention.
Fig. 6 is a schematic diagram of the flip structure of the present invention.
Fig. 7 is a schematic diagram of the inverted use structure of the present invention.
Wherein: 1. a road bridge T-beam; 2. a storage device; 3. a conveying device; 4. carrying a beam vehicle; 5. bridge approach; 6. a bridge pier; 7. prefabricating a bridge laying track; 8. a bridge girder erection machine; 9. storing the prefabricated ground mat; 10. storing the prefabricated gap; 11. storing the upward T-shaped beam; 12. storing the downward T-shaped beam; 13. storing the middle bolster; 14. a storage chassis; 15. storing the transverse folded plate; 16. storing the vertical folded plate; 17. storing the top vertical plate; 18. storing the process transverse channel; 19. storing the upper ejector rod; 20. storing the telescopic cross arm; 21. storing the transverse hollow bolster; 22. storing the upper process opening; 23. storing a process vertical slot; 24. storing the second-level hollow bolster; 25. storing the bolster front drawplate; 26. conveying a first horizontal guide rail; 27. conveying a second lifting guide rail; 28. conveying a third horizontal guide rail; 29. conveying a portal frame; 30. conveying the transverse top frame; 31. a conveying lifting arm; 32. conveying the C-shaped support arm; 33. conveying a hollow port in the hand support; 34. turning over the adjusting machine frame; 35. turning over the lifting base; 36. inserting fingers before turning over; 37. inserting the process opening before turning over; 38. turning over the swing plate; 39. turning over the torsion spring shaft; 40. positioning the step after overturning; 41. turning over the process steps; 42. turning over the guide roll shaft; 43. turning over the process sinking port; 44. the L-shaped bracket is turned over; 45. turning the guide plate to a rear arc plate; 46. overturning the driving push rod; 47. turning over the accommodating space; 48. turning over the driven traction rod; 49. turning over the lifting rod; 50. turning over the reset hinge shaft; 51. turning over the L-shaped push plate; 52. turning over the forward-inclined shifting arm; 53. turning over the auxiliary lower pressing head; 54. overturning the buffer supporting plate; 55. overturning the buffer spring; 56. and turning over the reset mandril.
Detailed Description
As shown in fig. 1 to 7, the road and bridge construction assembly of the present embodiment, which includes a storage device 2 for storing a T-beam 1 of a road and bridge, includes a storage prefabricated floor mat 9 for storing an upward T-beam 11; the storage prefabricated gap 10 is arranged at the upper part of the storage prefabricated ground mat 9 so as to be inserted into and lift the upward T-shaped beam 11; at a beam field, the T-shaped beam 1 of the road bridge is placed in two states of storing an upward T-shaped beam 11 and storing a downward T-shaped beam 12;
a storage downward T-shaped beam 12 is placed in an upward opening gap between the storage upward T-shaped beams 11, a storage middle bolster part 13 is transversely placed on the upper surface of the storage downward T-shaped beam 12, and the storage upward T-shaped beam 11 is placed above the storage middle bolster part 13;
a storage bottom frame 14 is arranged on the back side of the storage prefabricated ground mat 9, and a step-shaped folded plate assembly is hinged to the storage bottom frame 14; the folded plate assembly comprises a storage transverse folded plate 15 and a storage vertical folded plate 16 which are sequentially hinged; the lower end of a storage top vertical plate 17 is hinged to the upper end of the folded plate component, and a bottommost storage transverse folded plate 15 is hinged to the storage bottom frame 14;
a storage process transverse channel 18 is arranged on the storage vertical flap 16, and the storage middle pillow part 13 is transversely arranged in the storage process transverse channel 18;
a storage upper ejector rod 19 is vertically arranged on the storage underframe 14, and a storage telescopic cross arm 20 is connected between the top of the storage upper ejector rod 19 and the upper end of the storage top vertical plate 17.
The storage transverse folded plate 15 is carried on the upper surface of the corresponding storage downward T-shaped beam 12;
the storage middle bolster part 13 comprises a storage transverse hollow bolster 21 which is arranged in a telescopic way; a storage upper process opening 22 is arranged on the storage transverse hollow bolster 21, a storage secondary hollow bolster 24 with the same structure is sleeved in the storage transverse hollow bolster 21, storage process vertical grooves 23 are distributed on the storage transverse hollow bolster 21 and the storage secondary hollow bolster 24, and a storage bolster front traction plate 25 is arranged on the most front storage secondary hollow bolster 24;
the upper surfaces of the storage transverse hollow bolster 21 and the storage secondary hollow bolster 24 are at the same height, so that the storage downward T-shaped beam 12 is placed in an upward opening gap between the storage upward T-shaped beams 11;
the end of the traction rod is arranged at the vertical groove 23 in the storage process so as to realize multi-stage expansion and contraction of the storage secondary hollow bolster 24.
The road and bridge construction assembly comprises a conveying device 3, a beam transporting vehicle 4 and a T-shaped beam 1, wherein the conveying device is used for conveying the road and bridge T-shaped beam 1 stored in a beam yard to the beam transporting vehicle; the conveying device 3 comprises a first conveying horizontal guide rail 26, and the input end of the first conveying horizontal guide rail is positioned at the storage position of the T-shaped beam 1 of the road bridge of the beam yard; the output end of the first horizontal conveying guide rail 26 is connected with a second conveying lifting guide rail 27 which is obliquely arranged, the upper end of the second conveying lifting guide rail 27 is horizontally provided with a third conveying horizontal guide rail 28, and the beam transporting vehicle 4 runs to the position below the third conveying horizontal guide rail 28 so as to bear the stored downward T-shaped beam 12 sent by the conveying device 3;
a conveying portal frame 29 is arranged on the first conveying horizontal guide rail 26, the second conveying lifting guide rail 27 and the third conveying horizontal guide rail 28 in a walking mode, a conveying transverse top frame 30 is arranged on the conveying portal frame 29 in a moving mode, and a plurality of conveying lifting arms 31 are arranged at the lower end of the conveying transverse top frame 30; the lower end of the conveying lifting arm 31 is provided with a conveying C-shaped supporting hand 32, and the conveying C-shaped supporting hand 32 is provided with a conveying supporting hand hollow opening 33;
the conveying C-shaped supporting hands 32 are used for engaging and supporting the side wings of the T-shaped beam 1 of the corresponding road bridge.
The road and bridge construction assembly of the embodiment comprises a conveying device 3; the conveying device 3 comprises a travelling conveying portal frame 29; a turnover lifting base 35 is lifted at the lower part of the conveying portal frame 29, and a conveying transverse top frame 30 moves on the conveying portal frame 29;
a turnover adjusting rack 34 is arranged on the turnover lifting base 35, and a front end of the turnover lifting base 35 is provided with a front turnover inserting finger 36 for inserting into a gap between the pillow parts 13 in the middle of storage;
the turning front inserting process openings 37 are arranged between the turning front inserting fingers 36, turning torsion spring shafts 39 are arranged in the front ends of the two turning front inserting process openings 37, and the turning torsion spring shafts 39 are connected with the roots of turning swinging plates 38;
the turning lifting base 35 is characterized in that the root of the inserting finger 36 before turning is provided with a turning rear positioning step 40; the rear side of the positioning step 40 after overturning is provided with an overturning process step 41, the rear side of the overturning process step 41 is provided with an overturning guide roll shaft 42, and the rear side of the overturning lifting base 35 is provided with an overturning process sinking port 43;
a backward-opening overturning bearing L bracket 44 is arranged on the front side of the lower end of the overturning process sinking port 43, and a forward-bending overturning guide rear arc plate 45 is arranged on the rear side of the lower end of the overturning process sinking port 43;
a turnover buffer supporting plate 54 is arranged at the lower end of the turnover process sinking port 43 in a lifting manner, a turnover buffer spring 55 is arranged at the lower end of the turnover buffer supporting plate 54, and a turnover reset ejector rod 56 is arranged at the lower end of the turnover buffer spring 55;
a turnover driving push rod 46 is arranged on the turnover lifting base 35 to drive the turnover adjusting rack 34 to move along the walking direction;
a turnover containing space 47 for feeding and storing the upward T-shaped beam 11 is arranged between the turnover lifting base 35 and the turnover adjusting rack 34;
an overturning driven traction rod 48 and an overturning lifting rod 49 are transversely arranged on the overturning adjusting rack 34, and the overturning driven traction rod 48 is connected with the overturning lifting rod 49 to move on the overturning adjusting rack 34;
the lower end of the overturning lifting rod 49 is hinged with a horizontal overturning reset hinge shaft 50, a transverse plate of an overturning L-shaped push plate 51 is hinged on the overturning reset hinge shaft 50, and an overturning front inclined shifting arm 52 is arranged at the lower end of a vertical plate of the overturning L-shaped push plate 51; the vertical plate of the turnover L-shaped push plate 51 is positioned at the rear side of the transverse plate;
the upper end of the tumble auxiliary lower head 53 is provided on the tumble adjusting machine frame 34.
The road and bridge construction system comprises a girder transporting vehicle 4, an approach bridge 5, piers 6, prefabricated bridge paving rails 7 and a bridge erecting machine 8;
the storage device 2 stores a road and bridge T-shaped beam 1, and the conveying device 3 is used for conveying the road and bridge T-shaped beam 1 to the beam transporting vehicle 4; the beam transporting vehicle 4 sends the T-shaped beam 1 of the road bridge to an approach bridge 5 at the position of the road bridge to be paved, piers 6 are installed at the position of the road bridge to be paved, and prefabricated bridge paving tracks 7 are installed on the piers 6; and the bridge erecting machine 8 is used for hoisting and erecting the T-shaped beam 1 of the road bridge from the beam transporting vehicle 4 on the prefabricated bridge laying track 7.
The road and bridge construction method of the embodiment comprises the following steps;
firstly, prefabricating a T-shaped beam 1 of a road bridge in a beam field; then, arranging the upward-storage T-shaped beams 11 on the storage prefabricated ground mat 9; secondly, placing a storage downward T-shaped beam 12 in an upward opening gap between the storage upward T-shaped beams 11; thirdly, laying a storage middle bolster part 13 on the upper surface of the downward T-shaped beam 12; then, laying a storage upward T-shaped beam 11 on the storage middle bolster part 13; and stacking layer by layer;
firstly, a storage upper ejector rod 19 drives a storage telescopic cross arm 20 to descend, and storage transverse folded plates 15 which are one by one from bottom to top are lapped on the upper surface of a storage downward T-shaped beam 12 on the corresponding rear side under the action of gravity; then, the storage transverse hollow pillows 21 are conveyed forward one by one through the push rod to realize the laying of the storage middle pillow part 13;
step two, aiming at the T-shaped beam 12 with downward storage, the C-shaped delivery support handle 32 clamps the side wing of the T-shaped beam 12 with downward storage and hoists the side wing to the beam transporting vehicle 4 layer by layer from top to bottom;
step three, aiming at the upward storage T-shaped beam 11, firstly, controlling the lifting of an insertion finger 36 before turning to be inserted into a gap formed by a bolster part 13 in the middle of laying and storing of a corresponding layer, lifting the lower surface of the upward storage T-shaped beam 11 upwards, driving the upward storage T-shaped beam 11 to move forwards to form a gap with the adjacent upward storage T-shaped beam 11 until the lower surface of the upward storage T-shaped beam 11 completely enters the insertion finger 36 before turning to insert the finger 36 before turning, and turning the swinging plate 38 to be in a vertical state under the action of a turning torsion spring shaft 39 so as to hook the rear side surface of the upward storage T-shaped beam 11; then, under the action of the overturning driven traction rod 48 and the overturning lifting rod 49, the overturning L-shaped push plate 51 swings to pass through the middle upright part of the upward T-shaped beam 11, and then is reset under the action of the overturning reset hinge shaft 50 torsional spring; secondly, the turnover L-shaped push plate 51 walks backwards to stir the middle upright part, and the turnover L-shaped push plate stores the turnover of the upward T-shaped beam 11 by taking the turnover positioning step 40 as a fulcrum until the turnover L-shaped push plate contacts with the turnover guide roll shaft 42 and the turnover buffer supporting plate 54; thirdly, the tilting toggle arm 52 moves forward before turning and presses the upper side wall of the middle upright part downwards, so that the T-shaped beam 11 which is stored upwards continues to turn over and is separated from the positioning step 40 after turning; then, the overturning reset ejector rod 56 supports and stores the lower end of the middle vertical part of the upward T-shaped beam 11, and slides and overturns the rear arc plate 45 to the overturning process sinking port 43 along the overturning guide; then, the turning auxiliary lower pressure head 53 presses down the upper surface of the upward-facing T-shaped beam 11, so that the upward-facing T-shaped beam 11 is changed into the downward-facing T-shaped beam 12 to be stored for hoisting; then, the storage secondary hollow bolster 24 of the turning station is retracted to expose the lower storage downward T-beam 12;
firstly, the beam transporting vehicle 4 sends the T-shaped beam 1 of the road bridge to an approach bridge 5 at the position of the road bridge to be paved; then, installing a pier 6 at the position of the road and bridge to be paved; secondly, mounting a prefabricated bridge laying track 7 on the bridge pier 6; and thirdly, the bridge girder erection machine 8 is arranged on the prefabricated bridge paving rails 7 to hoist the road bridge T-shaped girder 1 from the girder transport vehicle 4 and perform bridge erection.
The invention realizes the storage, the transportation and the installation of the road and bridge T-shaped beam 1, the storage and the placement of the T-shaped beam are realized through the ingenious storage device 2, and the transportation of the upward or downward T-shaped beam is realized through the transportation device 3. The storage prefabricated ground mat 9 can be a soft object, so that the storage prefabricated ground mat is provided with a buffer, the storage prefabricated openings 10 are convenient for fingers to insert, the storage prefabricated ground mat realizes the output of the storage upward T-shaped beam 11 and the storage downward T-shaped beam 12, the storage upward T-shaped beam 11 can be adjusted, the storage middle bolster part 13 is automatically placed compared with the traditional sleeper structure, the storage underframe 14 is used as a support, the storage transverse folding plate 15 and the storage vertical folding plate 16 form a reverse step structure when the sleeper is in a sleeper state, so that the length of the sleeper is reduced, the storage prefabricated ground mat is a great innovation, the top extension length is short, the lower part is long, the storage technology transverse channel 18 is a door opening structure, so that the occupied area is saved, the storage upper ejector rod 19 realizes the driving lifting through the storage telescopic cross arm 20, the storage transverse hollow bolster 21 and a plurality of storage secondary hollow bolster 24 stroke multistage telescopic structures which are gradually narrowed are stored, the process opening 22 on the storage ensures that the pillows at all levels have the same height, a polytetrafluoroethylene structure can be adopted on the storage, and the storage process vertical groove 23 has good compatibility, so that the traction rod is prevented from being stressed in the vertical direction. Because the T-shaped beams are consistent in height, a fixed mode of conveying a first horizontal guide rail 26, a second lifting guide rail 27 and a third horizontal guide rail 28 is adopted, so that lifting parts installed for the T-shaped beams are reduced, a conveying portal frame 29 can be arranged in a front-to-back mode, a conveying transverse top frame 30 can be connected with a conveying lifting arm 31 through transverse or longitudinal driving, so that the T-shaped beams are conveyed transversely or longitudinally, a conveying C-shaped supporting hand 32 is controlled hydraulically or mechanically, so that the T-shaped beams are clamped to lift, an empty opening 33 in the conveying supporting hand is used for increasing clamping span, a turnover adjusting rack 34 is used for supporting, a turnover lifting base 35 is used for meeting the adaptation of the T-shaped beams of different height layers, a front insertion finger 36 is turned over to insert a gap, a front insertion process opening 37 is turned over to avoid a pillow part, a turnover swinging plate 38 is turned over, a torsion spring shaft 39 is turned over to realize unidirectional swinging, a positioning, the overturning process step 41 avoids overturning obstruction, the overturning guide roller shaft 42 is used as a middle rolling support to reduce overturning resistance, the overturning process sinking port 43 is easily and easily backwards moved on the T-shaped beam, the overturning bearing L bracket 44 realizes front side support, the overturning guide rear arc plate 45 realizes overturning guide, the overturning driving push rod 46 realizes driving traction, the overturning driven traction rod 48 realizes driving traction and overturning lifting rod 49, the overturning reset hinge shaft 50 is reset through a torsion spring, the overturning L-shaped push plate 51 realizes unidirectional swinging and unidirectional driving, the overturning forward oblique pull arm 52 realizes generating oblique downward force to the T-shaped beam to continue driving, the overturning auxiliary lower pressure head 53 realizes final downward turning, the overturning buffer supporting plate 54 realizes slow downward loading through the overturning buffer spring 55, of course, after the loading, the overturning reset push rod 56 rises to support the lower part of the other side wall of the T-shaped beam to prevent the T-shaped beam from inclining downwards, is safe and reliable.
The crane of the invention is used for transverse hoisting, the T-shaped beam is vertical to the walking direction, and longitudinal hoisting is adopted as equivalent transformation, and the T-shaped beam is parallel to the walking direction and is also a protection range.
The present invention has been described in sufficient detail for clarity of disclosure and is not exhaustive of the prior art.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; it is obvious as a person skilled in the art to combine several aspects of the invention. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a road bridge construction subassembly which characterized in that: the storage device (2) for storing the T-shaped beams (1) of the road and bridge comprises a storage prefabricated ground mat (9) for storing upward T-shaped beams (11); the storage prefabricated gap (10) is arranged at the upper part of the storage prefabricated ground mat (9) so as to be inserted into and lift the upward T-shaped beam (11); at a beam field, the T-shaped beam (1) of the road bridge is placed in two states of storing the upward T-shaped beam (11) and storing the downward T-shaped beam (12);
a storage downward T-shaped beam (12) is placed in an upward opening gap between the storage upward T-shaped beams (11), a storage middle bolster part (13) is transversely placed on the upper surface of the storage downward T-shaped beam (12), and the storage upward T-shaped beam (11) is placed above the storage middle bolster part (13);
a storage bottom frame (14) is arranged on the back side of the storage prefabricated ground mat (9), and a step-shaped folded plate assembly is hinged to the storage bottom frame (14); the folded plate assembly comprises a storage transverse folded plate (15) and a storage vertical folded plate (16) which are sequentially hinged; the upper end of the folded plate component is hinged with the lower end of a storage top vertical plate (17), and a storage transverse folded plate (15) at the bottommost layer is hinged on the storage bottom frame (14);
a storage process transverse channel (18) is arranged on the storage vertical folded plate (16), and a storage middle pillow part (13) is transversely arranged in the storage process transverse channel (18);
a storage upper ejector rod (19) is vertically arranged on the storage underframe (14), and a storage telescopic cross arm (20) is connected between the top of the storage upper ejector rod (19) and the upper end of a storage top vertical plate (17).
2. The road and bridge construction assembly of claim 1, wherein: a storage transverse folded plate (15) is carried on the upper surface of the corresponding storage downward T-shaped beam (12);
the storage middle bolster part (13) comprises a storage transverse hollow bolster (21) which is arranged in a telescopic way; a storage upper process opening (22) is arranged on the storage transverse hollow bolster (21), a storage secondary hollow bolster (24) with the same structure is sleeved in the storage transverse hollow bolster (21), storage process vertical grooves (23) are distributed on the storage transverse hollow bolster (21) and the storage secondary hollow bolster (24), and a storage bolster front traction plate (25) is arranged on the storage secondary hollow bolster (24) at the foremost end;
the upper surfaces of the transverse storage hollow bolster (21) and the secondary storage hollow bolster (24) are at the same height, so that the storage downward T-shaped beam (12) is placed in an upward opening gap between the upward T-shaped beams (11);
the end part of the traction rod is arranged at the vertical groove (23) of the storage process so as to realize multi-stage expansion and contraction of the storage secondary hollow bolster (24).
3. The utility model provides a road bridge construction subassembly which characterized in that: comprises a conveying device (3) used for conveying a road bridge T-shaped beam (1) stored in a beam yard to a beam transporting vehicle (4); the conveying device (3) comprises a first conveying horizontal guide rail (26), and the input end of the first conveying horizontal guide rail is positioned at the storage position of the T-shaped beam (1) of the road bridge of the beam yard; a conveying second lifting guide rail (27) is connected to the output end of the conveying first horizontal guide rail (26) and is obliquely arranged, a conveying third horizontal guide rail (28) is horizontally arranged at the upper end of the conveying second lifting guide rail (27), and the beam transporting vehicle (4) runs to the position below the conveying third horizontal guide rail (28) so as to bear the storage downward T-shaped beam (12) sent by the conveying device (3);
a conveying portal frame (29) travels on the first conveying horizontal guide rail (26), the second conveying lifting guide rail (27) and the third conveying horizontal guide rail (28), a conveying transverse top frame (30) moves on the conveying portal frame (29), and a plurality of conveying lifting arms (31) are arranged at the lower end of the conveying transverse top frame (30); a conveying C-shaped supporting hand (32) is arranged at the lower end of the conveying lifting arm (31), and a conveying supporting hand hollow opening (33) is formed in the conveying C-shaped supporting hand (32);
the C-shaped delivery supporting hand (32) is used for engaging and supporting the side wing of the T-shaped beam (1) of the corresponding road bridge.
4. The utility model provides a road bridge construction subassembly which characterized in that: comprises a conveying device (3); the conveying device (3) comprises a traveling conveying portal frame (29); a turnover lifting base (35) is lifted at the lower part of the conveying portal frame (29), and a conveying transverse top frame (30) moves on the conveying portal frame (29);
a turnover adjusting rack (34) is arranged on the turnover lifting base (35), and a turnover front inserting finger (36) is arranged at the front end of the turnover lifting base (35) and is used for being inserted into a gap between the bolster parts (13) in the middle of storage;
the turning front inserting process openings (37) are arranged between the turning front inserting fingers (36), turning torsion spring shafts (39) are arranged in the front ends of the two turning front inserting process openings (37), and the turning torsion spring shafts (39) are connected with the roots of turning swinging plates (38);
the turning lifting base (35) is characterized in that the root of the insertion finger (36) before turning is provided with a turning rear positioning step (40); a turning process step (41) is arranged at the rear side of the turning rear positioning step (40), a turning guide roll shaft (42) is arranged at the rear side of the turning process step (41), and a turning process sinking port (43) is arranged at the rear side of the turning lifting base (35);
the front side of the lower end of the turning process sinking port (43) is provided with a turning bearing L bracket (44) with a backward opening, and the rear side of the lower end of the turning process sinking port (43) is provided with a turning guide rear arc plate (45) which is bent forwards;
a turnover buffer supporting plate (54) is arranged at the lower end of the turnover process sinking port (43) in a lifting mode, a turnover buffer spring (55) is arranged at the lower end of the turnover buffer supporting plate (54), and a turnover reset ejector rod (56) is arranged at the lower end of the turnover buffer spring (55);
a turnover driving push rod (46) is arranged on the turnover lifting base (35) to drive the turnover adjusting rack (34) to move along the walking direction;
a turnover accommodating space (47) for feeding and storing the upward T-shaped beam (11) is arranged between the turnover lifting base (35) and the turnover adjusting rack (34);
an overturning driven traction rod (48) and an overturning lifting rod (49) are transversely arranged on the overturning adjusting rack (34), and the overturning lifting rod (49) is connected to the overturning driven traction rod (48) and moves on the overturning adjusting rack (34);
the lower end of the turnover lifting rod (49) is hinged with a horizontal turnover reset hinged shaft (50), a transverse plate of a turnover L-shaped push plate (51) is hinged on the turnover reset hinged shaft (50), and a turnover forward-inclined shifting arm (52) is arranged at the lower end of a vertical plate of the turnover L-shaped push plate (51); the vertical plate of the turnover L-shaped push plate (51) is positioned at the rear side of the transverse plate;
the upper end of a turnover auxiliary lower pressure head (53) is arranged on the turnover adjusting frame (34).
5. A road bridge construction system is characterized in that: comprising the assembly of claims 1-4, a girder transport vehicle (4), an approach bridge (5), a pier (6), a prefabricated bridge laying track (7) and a bridge girder erection machine (8);
the storage device (2) is stored with a road and bridge T-shaped beam (1), and the conveying device (3) is used for conveying the road and bridge T-shaped beam (1) to the beam transporting vehicle (4); the beam transporting vehicle (4) sends the T-shaped beam (1) of the road bridge to an approach bridge (5) at the position of the road bridge to be paved, piers (6) are installed at the position of the road bridge to be paved, and prefabricated bridge paving tracks (7) are installed on the piers (6); and the bridge erecting machine (8) is used for hoisting and erecting the T-shaped beam (1) of the road bridge from the beam transporting vehicle (4) on the prefabricated bridge laying track (7).
6. A road and bridge construction method is characterized in that: comprises the following steps;
firstly, prefabricating a T-shaped beam (1) of a road bridge in a beam field; then arranging the upward storage T-shaped beams (11) on the storage prefabricated ground mat (9); secondly, placing a storage downward T-shaped beam (12) in an upward opening gap between the storage upward T-shaped beams (11); thirdly, laying a storage middle bolster part (13) on the upper surface of the downward T-shaped beam (12); then, laying and storing an upward T-shaped beam (11) on the middle bolster part (13); and stacking layer by layer;
firstly, a storage upper ejector rod (19) drives a storage telescopic cross arm (20) to descend, and storage transverse folded plates (15) which are one by one from bottom to top are lapped on the upper surface of a storage downward T-shaped beam (12) on the corresponding rear side under the action of gravity; then, the storage transverse hollow pillows (21) are conveyed forwards one by one through a push rod to lay the middle pillow part (13);
step two, aiming at the T-shaped beam (12) with the downward storage, a C-shaped carrying hand (32) is conveyed to clamp the side wing of the T-shaped beam (12) with the downward storage and is hoisted to the beam transporting vehicle (4) layer by layer from top to bottom;
step three, aiming at the upward storage T-shaped beam (11), firstly, controlling the lifting of an inserting finger (36) before turning to insert the upward storage T-shaped beam into a gap formed by a bolster part (13) in the middle of laying and storing of a corresponding layer, lifting the lower surface of the upward storage T-shaped beam (11) upwards, driving the upward storage T-shaped beam (11) to move forwards to form a gap with the adjacent upward storage T-shaped beam (11), enabling the lower surface of the upward storage T-shaped beam (11) to completely enter the upward storage T-shaped beam (36) to insert the finger (36) before turning, and enabling a turning swing plate (38) to be in a vertical state under the action of a turning torsion spring shaft (39) to hook the rear side surface of the upward storage T-shaped beam (11); then, under the action of the overturning driven traction rod (48) and the overturning lifting rod (49), the overturning L-shaped push plate (51) swings to pass through the middle upright part of the upward T-shaped beam (11) and then resets under the action of a torsional spring of an overturning resetting articulated shaft (50); secondly, the turnover L-shaped push plate (51) travels backwards to stir the middle upright part, and the upward T-shaped beam (11) is stored to turn over by taking the turnover rear positioning step (40) as a fulcrum until the turnover L-shaped push plate is contacted with the turnover guide roll shaft (42) and the turnover buffer supporting plate (54); thirdly, the tilting shifting arm (52) moves forwards before turning and presses the upper side wall of the middle upright part downwards, so that the T-shaped beam (11) which is upwards stored is continuously turned and separated from the positioning step (40) after turning; then, the overturning reset ejector rod (56) supports and stores the lower end of the middle vertical part of the upward T-shaped beam (11), and slides and overturns to the overturning process sinking port (43) along the overturning guide backward arc plate (45); then, the auxiliary turning lower pressure head (53) presses down the upper surface of the upward T-shaped beam (11) to realize that the upward T-shaped beam (11) is changed into the downward T-shaped beam (12) to wait for hoisting; then, the storage secondary hollow bolster (24) of the overturning station retracts to expose the lower storage downward T-shaped beam (12);
firstly, the beam transporting vehicle (4) sends the T-shaped beam (1) of the road bridge to an approach bridge (5) at the position of the road bridge to be paved; then, mounting piers (6) at the positions of roads and bridges to be paved; secondly, mounting a prefabricated bridge laying track (7) on the bridge pier (6); and thirdly, the bridge girder erection machine (8) is used for hoisting and erecting the T-shaped beam (1) of the road bridge from the beam transport vehicle (4) on the prefabricated bridge paving track (7).
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| CN202010946853.XA CN112064512B (en) | 2020-09-10 | 2020-09-10 | Road bridge construction assembly, system and method |
| CN202210423268.0A CN114635367A (en) | 2020-09-10 | 2020-09-10 | Road and bridge construction method |
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| CN202010946853.XA CN112064512B (en) | 2020-09-10 | 2020-09-10 | Road bridge construction assembly, system and method |
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| JPH1136235A (en) * | 1997-07-18 | 1999-02-09 | Kumagai Gumi Co Ltd | Replacing method for structure |
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| CN109972498A (en) * | 2019-02-19 | 2019-07-05 | 陕西铁路工程职业技术学院 | A kind of high-speed rail Bridge Erector mentions fortune frame hierarchical synthesis actual training device |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1136235A (en) * | 1997-07-18 | 1999-02-09 | Kumagai Gumi Co Ltd | Replacing method for structure |
| CN1270258A (en) * | 2000-05-02 | 2000-10-18 | 山东省筑港总公司 | Horizontally redirectional transportation method for bridge |
| CN2516584Y (en) * | 2002-01-07 | 2002-10-16 | 刘迈时 | Tansporting and erecting machine for concrete bridge |
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| CN112064512B (en) | 2022-05-20 |
| CN114635367A (en) | 2022-06-17 |
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