CN115821769A - Variable cross-section intelligent bridge fabrication machine - Google Patents
Variable cross-section intelligent bridge fabrication machine Download PDFInfo
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- CN115821769A CN115821769A CN202211498955.5A CN202211498955A CN115821769A CN 115821769 A CN115821769 A CN 115821769A CN 202211498955 A CN202211498955 A CN 202211498955A CN 115821769 A CN115821769 A CN 115821769A
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- bridge
- anchor
- main beam
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/10—Cantilevered erection
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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
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
Abstract
The invention provides a variable cross-section intelligent bridge fabrication machine, which comprises: the hanging beam is arranged on the end face of the poured section of the bridge; the two main beams are detachably fixed at the tail ends of the C-shaped components, one ends of the main beams extend to the poured sections, and the other ends of the main beams extend out of the end faces of the poured sections; the outer die is arranged on the part of the girder extending out of the end face of the poured segment, and the inner die is correspondingly arranged inside the outer die; the two guide rails are correspondingly arranged on two sides of the bridge floor, and two ends of the hanging beam are respectively provided with a supporting seat which is assembled in the guide rails in a sliding manner; and the counter-force mechanism is correspondingly arranged at one end of the main beam extending to the poured segment. The variable cross-section intelligent bridge fabrication machine is arranged on a poured segment of a bridge, and is integrally supported by the hanging beam and the main beam, and the hanging beam can slide along the guide rail under the driving of external force, so that automatic walking is realized.
Description
Technical Field
The invention belongs to the technical field of bridge construction, and particularly relates to a variable-section intelligent bridge fabrication machine.
Background
The cantilever casting construction is a construction method of symmetrically and balancedly casting a concrete beam body section by section to the midspan by adopting special equipment at two sides along the bridge direction with a bridge pier as the center, and applying prestress section by section. The hanging basket bridge fabrication machine is a special device which is used for bearing the self weight and the construction load of a beam body and can move forward section by section when the concrete beam body is cast by a cantilever method. The traditional bridge fabrication machine needs to be demoulded before advancing forwards in the construction process, so that a great deal of inconvenience is brought to construction, and the adjustment efficiency is low.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a variable-section intelligent bridge fabrication machine.
In order to achieve the above purpose, the invention provides the following technical scheme:
a variable cross-section intelligent bridge fabrication machine comprises:
the hanging beam is arranged at the end face of a poured section of the bridge, C-shaped parts are arranged at two ends of the hanging beam, and the tail ends of the C-shaped parts are folded downwards from two sides of the bridge to the lower side of the wing plates;
the two main beams are detachably fixed at the tail ends of the C-shaped components, one end of each main beam extends to the poured segment, and the other end of each main beam extends out of the end face of the poured segment;
the outer die is arranged on the part of the girder extending out of the end face of the poured section, and an inner die is correspondingly arranged inside the outer die to form a pouring template corresponding to the end face of the bridge;
the suspension beam comprises two guide rails, wherein the two guide rails are correspondingly arranged on two sides of a bridge floor, and two ends of the suspension beam are respectively provided with a supporting seat which is assembled in the guide rails in a sliding manner;
and the counter-force mechanism is correspondingly arranged at one end of the main beam extending to the poured segment and used for jacking the wing plate of the bridge along the longitudinal direction.
Preferably, the main beam is assembled on the hanging beam through a mounting piece;
the middle part of the mounting piece is provided with a plug-in hole matched with the tail end of the C-shaped component, a hinge station corresponding to the main beam is arranged below the mounting piece, and the main beam is arranged at the hinge station through a hinge shaft.
Preferably, the two sides of the mounting part are provided with first anchor rods, the first anchor rods extend upwards from the two sides of the hanging beam respectively after penetrating through the bridge wing plates, a first supporting part is arranged above the hanging beam, and the two ends of the first supporting part are connected with the first anchor rods respectively in a detachable mode.
Preferably, the counter-force mechanism comprises a counter-top wheel and a counter-top piece, and the counter-top wheel and the counter-top piece are both connected with the main beam through self-locking oil cylinders;
the reverse jacking piece is fixedly connected with the corresponding self-locking oil cylinder, and the upper surface of the reverse jacking piece is an inclined surface corresponding to a bridge wing plate;
the two reverse top wheels are connected to the same wheel groove, and the two wheel grooves are correspondingly hinged to two sides of the wheel box in the width direction of the bridge and rotate on the plane in the length direction of the bridge; the wheel box is correspondingly hinged at the upper end of the self-locking oil cylinder so as to rotate on the plane in the width direction of the bridge.
Preferably, the outer die comprises a wing die, a side die and a bottom die, one end of the main beam, which extends out of the poured segment, is correspondingly connected with an end frame, a side frame is correspondingly arranged below the main beam, and the wing die and the side die are correspondingly arranged on the side frame and the main beam;
a hanging basket corresponding to the bottom die is arranged below the main beam, one side of the hanging basket is connected with the end frame through a plurality of second anchor rods, and the other side of the hanging basket is connected to the side frame through two second anchor rods and corresponds to the position under the hanging beam connecting point.
Preferably, the two sides of the girder are respectively provided with a mould frame corresponding to the wing mould and the side mould, the girder is provided with an upper stop lever assembled in a sliding manner along the width direction of the bridge, and the plurality of mould frames are distributed on the upper stop lever along the length direction of the girder;
the main beam is provided with a sliding rail which extends outwards along the width direction of the bridge, the die carrier is provided with a sliding block which is assembled in the sliding rail in a sliding manner, and the sliding rail is provided with a first push rod which drives the upper end of the die carrier;
and the hanging frame is provided with a lower stop rod correspondingly stopping the lower ends of the die carriers, and the lower stop rod is provided with a second push rod respectively driving the lower ends of the die carriers.
Preferably, anchor frames corresponding to the second anchor rods are respectively arranged above the side frames and the end frames, first anchor nuts are arranged on the portions, located inside the anchor frames, of the second anchor rods, the first anchor nuts are correspondingly blocked at the bottoms of the anchor frames, self-locking oil cylinders are arranged above the anchor frames, and second anchor nuts corresponding to the upper ends of the self-locking oil cylinders are arranged on the second anchor rods.
Preferably, the C-shaped parts are fixed at two ends of the hanging beam through bolts, and traction pieces are arranged on the parts, located on the outer sides of the bridge wing plates, of the C-shaped parts and correspond to two sides of the traction C-shaped parts.
Preferably, a third anchor nut is correspondingly assembled on a part of the first anchor rod, which penetrates upwards through the first support member, a second support member is arranged above the first support member, a fourth anchor nut is assembled on a part of the first anchor rod, which extends upwards out of the second support member, and a self-locking oil cylinder is arranged between the first support member and the second support member.
Preferably, a hanging rod is arranged in the middle of the inner die, one end of the hanging rod is detachably fixed on the end die, and the other end of the hanging rod extends into the inner cavity of the poured segment and is fixed on the top surface of the poured segment through an anchoring part.
Has the advantages that: the variable cross-section intelligent bridge fabrication machine is arranged on a poured segment of a bridge, and is integrally supported by the hanging beam and the main beam, and the hanging beam can slide along the guide rail under the driving of external force, so that automatic walking is realized. The outer die is driven by the first push rod and the second push rod, the outer die can be quickly assembled or disassembled under the action of the first push rod and the second push rod, and construction efficiency is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:
FIG. 1 is a schematic view of a bridge fabrication machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of the arrangement of guide rails in the embodiment provided by the present invention;
FIG. 3 is a schematic view of a reverse top wheel according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a reverse head in an embodiment of the present invention;
FIG. 5 is a schematic view of the construction of a hanger beam according to an embodiment of the present invention;
FIG. 6 is a schematic view of a mounting member according to an embodiment of the present invention;
FIG. 7 is a simplified structural diagram of a mounting member in accordance with an embodiment of the present invention;
FIG. 8 is a top view of FIG. 7 taken at point A in accordance with the present invention;
FIG. 9 is a top view of FIG. 7 taken at B in accordance with the present invention;
FIG. 10 is a top view of FIG. 7 taken at point C in accordance with the present invention.
In the figure: 1. hanging a beam; 2. a guide rail; 3. a first anchor rod; 4. a reverse jacking wheel; 5. a reverse ejection member; 6. a main beam; 7. a mold frame; 8. a lower gear lever; 9. a second push rod; 10. performing side die; 11. a wing mold; 12. a hanging basket; 13. a second anchor rod; 14. an end frame; 15. a hanger; 16. a C-shaped member; 17. a supporting seat; 18. an inner mold; 19. an anchor frame; 20. a self-locking oil cylinder; 21. a mounting member; 22. a traction member; 23. a second support member; 24. a first support member; 25. a slider; 26. a slide rail; 27. a first push rod; 28. a support bar; 1901. a second anchor nut; 1902. first anchor nut ； 2101. A hinging station; 2102. and (7) inserting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived from the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1-10, a variable cross-section intelligent bridge fabrication machine comprises a hanging beam 1, a main beam 6, an outer mold, a guide rail 2 and a counterforce mechanism, wherein the hanging beam 1 is arranged above a bridge and arranged at the end surface of a poured segment of the bridge, and is used as a bearing part of the whole bridge fabrication machine, two ends of the hanging beam 1 are respectively provided with a C-shaped part 16, the tail end of the C-shaped part 16 is folded back downwards from two sides of the bridge to the lower part of a wing plate, so that the main beam 6, a hanging basket 12 and the like are hung at the tail end of the C-shaped part 16 under the wing plate, specifically, the two main beams 6 are detachably fixed at the tail end of the C-shaped part 16, one end of each main beam 6 extends to the poured segment, the main beam 6 is supported on the lower surface of the wing plate through the counterforce mechanism, the other end of each main beam 6 extends out of the end surface of the poured segment for connecting the hanging basket 12 with the outer mold, the outer mold is arranged at the part of the main beam 6 extending out of the end surface of the poured segment, and the contour of the inner wall of the outer mold is matched with the poured segment, so as to form an outer surface of the bridge through the bridge; an inner die 18 is correspondingly arranged in the outer die, the inner die 18 forms the inner hole profile of the bridge, and a pouring template corresponding to the end face of the bridge is formed through the outer die and the inner die 18; the bridge girder construction machine comprises two guide rails 2, wherein the two guide rails 2 are correspondingly arranged on two sides of a bridge floor and are distributed in parallel, preferably, the two guide rails 2 are positioned on two sides, close to wing plates, of a bridge roof plate so as to bear the weight of the bridge girder construction machine on a bridge and avoid overlarge stress on the wing plates, the guide rails 2 are anchored on the bridge floor through anchoring nails and the like, two ends of a hanging beam 1 are respectively provided with a supporting seat 17 which is assembled in the guide rails 2 in a sliding mode, the whole bridge girder can slide along the guide rails 2 so as to drive the bridge girder construction machine to move integrally, a counter-force mechanism is correspondingly arranged at one end, extending to a poured segment, of a main girder 6 and tightly pushing against the wing plates of the bridge girder along the longitudinal direction, and two ends of the main girder 6 are kept in a balanced state through the counter-force of the counter-force mechanism; in this embodiment, a roller is disposed below the supporting seat 17, and a hydraulic rod, a manual hoist or an electric hoist for driving the supporting seat 17 is disposed inside the guide rail 2, so as to drive the bridge fabrication machine to move.
In another alternative implementation, the girder 6 is assembled on the hanging beam 1 through the mounting part 21, the mounting part 21 is a block structure, the middle part of the mounting part 21 is provided with an insertion hole 2102 matched with the tail end of the C-shaped part 16, in this implementation, the section of the tail end of the C-shaped part 16 is square, the lower surface of the C-shaped part 16 at the tail end of the C-shaped part 16 enables the section of the tail end of the C-shaped part 16 to be small through smooth transition, the size of the insertion hole 2102 can be reduced as far as possible under the condition that the strength of the hanging beam 1 is not influenced, and the tail end of the C-shaped part 16 passes through the insertion hole 2102 and then approaches to a side plate of the bridge; a hinge station 2101 corresponding to the main beam 6 is arranged below the mounting part 21, the hinge station 2101 is a groove-shaped structure at the bottom of the mounting part 21, and the main beam 6 is arranged at the hinge station 2101 through a hinge shaft, so that the main beam 6 is fixed on the hanging beam 1.
In this implementation, the both sides of installed part 21 are equipped with first stock 3, the both sides at installed part 21 are fixed to the lower extreme of two first stocks 3, upwards extend respectively from the both sides of hanging roof beam 1 after passing the bridge pterygoid lamina in the upper end of first stock 3, it is equipped with first support piece 24 to hang 1 top of roof beam, two first stocks 3 are connected through the detachable mode respectively at first support piece 24's both ends, thereby act on hanging roof beam 1 with installed part 21 through first stock 3, guarantee the atress of girder 6 in hanging roof beam 1 main part through loading prestressing force, avoid 16 atress deformations of C shape part.
In this implementation, counter-force mechanism includes anti-knock wheel 4 and anti-knock member 5, anti-knock wheel 4 all connects girder 6 with anti-knock member 5 through from locking-type hydro-cylinder 20, under the state of pouring, through the tight pterygoid lamina lower surface in anti-knock member 5 top, when needs remove, anti-knock member 5 withdrawal, the lower surface through the tight pterygoid lamina of anti-knock wheel 4 top, thereby form rolling friction, anti-knock member 5 fixed connection corresponds from locking-type hydro-cylinder 20, its upper surface is the inclined plane that corresponds the bridge pterygoid lamina, under conventional state, can paste the lower surface of tight pterygoid lamina, guarantee the stability of anti-knock. In order to ensure that the reverse ejection wheels 4 are tightly attached to the lower surface of a wing plate in the moving process of the bridge fabrication machine, the reverse ejection wheels 4 are hinged, specifically, the two reverse ejection wheels 4 are connected to the same wheel groove, the two reverse ejection wheels 4 are distributed in the length direction of the bridge, so that the reverse ejection wheels can move in the length direction of the bridge along the lower surface of the wing plate, and the two wheel grooves are correspondingly hinged to two sides of the wheel box in the width direction of the bridge, so that the reverse ejection wheels can rotate along the plane where the length direction of the bridge is located during moving; the wheel box is correspondingly hinged at the upper end of the self-locking oil cylinder 20 to rotate on the plane in the width direction of the bridge, so that rotation at two-position angles is formed, and the reverse jacking wheel 4 is ensured to be tightly attached to the lower surface of a wing plate in the moving process of the bridge fabrication machine.
In another optional implementation, the external mold comprises a wing mold 11, a side mold 10 and a bottom mold, wherein the shape of the wing mold 11 is matched with the shape of the lower surface of a wing plate, the side mold 10 is matched with the shape of the outer wall of a web plate of a bridge, a base is connected to the bottom of the side mold 10 to form a complete external mold, one end of a main beam 6, which extends out of a poured section, is correspondingly connected with an end frame 14, the end frame 14 is formed by welding channel steel or square steel and at least comprises a front upper cross beam which is connected with the end parts of two main beams, the end frame 14 is fixed at the end part of the main beam 6 through a bolt, a side frame is correspondingly arranged below the main beam 6 and is formed by welding channel steel or square steel, and the wing mold 11 and the side mold 10 are correspondingly arranged on the side frame and the main beam 6; a hanging basket 12 corresponding to a bottom die is arranged below the main beam 6, the hanging basket 12 is a square truss formed by welding channel steel or square steel and can be specifically assembled together by welding or bolts, the bottom die is correspondingly placed on the hanging basket 12, one side of the hanging basket 12 is connected with a front upper cross beam of an end frame 14 through a plurality of second anchor rods 13, the other side of the hanging basket 12 is connected to the side frame right below a connecting point of the corresponding hanging beam 1 through two second anchor rods 13, the bottom die is lifted by upward traction of the second anchor rods 13, and the connection between the bottom die and the wing die 11 of the side die 10 is ensured.
In order to be suitable for the continuous variable cross-section bridge, the second anchor rods 13 can be adjusted according to actual requirements aiming at the inclined surface at the bottom of the variable cross-section, so that the hanging basket and the bottom die are correspondingly inclined, and variable cross-section construction is carried out.
In this embodiment, the two sides of the main beam 6 are provided with the die sets 7 corresponding to the wing dies 11 and the side dies 10, one side of the die set 7 corresponding to the outer die is provided with the side dies 10 matched with the surface of the side part of the bridge so as to support the wing dies 11 and the side dies 10, the main beam 6 is provided with the upper stop lever assembled in a sliding manner along the width direction of the bridge, and the plurality of die sets 7 are arranged on the upper stop lever along the length direction of the main beam 6;
the main beam 6 is provided with slide rails 26 extending outwards along the width direction of the bridge, the die sets 7 are provided with slide blocks 25 assembled in the slide rails 26 in a sliding manner, the slide rails 26 can be fixed on the outer side of the main beam 6 through bracket supports, at least two slide rails 26 are provided, the slide rails 26 are provided with first push rods 27 driving the upper ends of the die sets 7, the first push rods 27 can be hydraulic rods and can drive the die sets 7 to slide along the slide rails 26, the hanging bracket 15 is provided with lower stop rods 8 correspondingly stopping the lower ends of the die sets 7, the lower stop rods 8 are fixed on the hanging basket 12 rows, the lower stop rods 8 are provided with second push rods 9 respectively driving the lower ends of the die sets 7, the second push rods 9 can also be hydraulic rods, the second push rods 9 and the first push rods 27 synchronously move, an external die can be rapidly assembled or disassembled after pouring is completed, and the bridge fabrication machine can move after the disassembly is completed, and the bridge fabrication machine is simple and efficient.
In this embodiment, a support bar 28 is provided between the C-shaped member 16 and the front upper beam of the end frame 14, the support bar 28 sequentially passes through the plurality of formwork frames 7, and the support bar 28 is connected to the C-shaped member 16 and the front upper beam of the end frame 14 by a sliding fit and slides in the bridge width direction, thereby supporting the formwork frame 7 with respect to the airfoil 11.
In this embodiment, an anchor frame 19 corresponding to the second anchor rod 13 is respectively disposed above the side frame and the front upper cross beam, the second anchor rod 13 upwardly passes through the anchor frame 19, a first anchor nut 1902 is disposed on a portion of the second anchor rod 13 inside the anchor frame 19, the first anchor nut 1902 is correspondingly stopped at the bottom of the anchor frame 19, the second anchor rod 13 is restrained by the first anchor nut 1902, a self-locking cylinder 20 is disposed above the anchor frame 19, a second anchor nut 1901 corresponding to an upper end of the self-locking cylinder 20 is disposed on the second anchor rod 13, when the basket is used, the second anchor rod 13 is first limited by screwing the first anchor nut 1902, the second anchor rod 13 is pulled upwardly by the self-locking cylinder 20, at this time, the cylinder 20 is kept locked, then the first anchor nut 1902 is screwed downwardly, after the first anchor nut 1902 is stressed, the self-locking cylinder 20 retracts, the second anchor nut 1901 is screwed downwardly, the operation is repeated to realize lifting of the basket 12, and when the basket is lowered, the opposite operation is performed.
In another optional implementation, the C-shaped member 16 is fixed at two ends of the hanging beam 1 by bolts, a portion of the C-shaped member 16 located outside a bridge wing plate is provided with a traction piece 22, the traction piece 22 correspondingly pulls two sides of the C-shaped member 16, the stability of the C-shaped member 16 is maintained by the traction piece 22, specifically, two sides of the C-shaped member 16 are provided with ear plates, the traction piece 22 may be a screw, and two ends of the screw correspondingly penetrate through two ear plates located opposite to each other above and below the C-shaped member 16 and then are correspondingly connected with nuts for fixing.
In another optional implementation, a third anchoring nut is correspondingly assembled on a part of the first anchor rod 3 which penetrates through the first supporting part 24 upwards, a second supporting part 23 is arranged above the first supporting part 24, a fourth anchoring nut is assembled on a part of the first anchor rod 3 which extends out of the second supporting part 23 upwards, a self-locking oil cylinder 20 is arranged between the first supporting part 24 and the second supporting part 23, the main beam 6 can be preloaded by jacking the self-locking oil cylinder 20, the whole stress acts on the suspension beam 1 through the first anchor rod 3, the suspension beam is firstly jacked through the self-locking oil cylinder 20, and the self-locking third anchoring nut is screwed after jacking, so that the stress is transferred on the first supporting part 24 through the third anchoring nut.
In another optional implementation, a suspender is arranged in the middle of the inner mold 18, one end of the suspender is detachably fixed on the end mold, the other end of the suspender extends into an inner cavity of the poured segment and is fixed on the top surface of the poured segment through an anchoring part, the suspender is made of i-steel, a supporting wheel supported on the side part of the i-steel is arranged in the inner mold 18, after pouring is completed, the bridge fabrication machine is firstly moved, after the bridge fabrication machine is moved to the next segment to be poured, the suspender is erected between the end mold and the poured segment, the inner mold 18 slides along the suspender, and therefore the inner mold 18 does not need to be completely dismantled.
In another optional implementation, at least one hanging bracket 15 is arranged on the end die, a hanging arm extending to the upper part of the outer die is arranged on the hanging bracket 15, and an electric hoist is arranged on the hanging arm, so that materials can be hoisted. The hanging beam 1 is provided with a spraying system extending to the upper part of the outer mold, the spraying system is correspondingly connected with a water source, and automatic spraying maintenance can be carried out after the pouring is finished;
the controller is arranged on the hanging beam, and the first push rod, the second push rod, the self-locking hydraulic rod, the third push rod and the spraying system are correspondingly connected to the controller, so that the bridge fabrication machine can automatically advance.
The above description is only exemplary of the invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the invention is intended to be covered by the appended claims.
Claims (10)
1. A variable cross-section intelligent bridge fabrication machine is characterized by comprising:
the hanging beam is arranged at the end face of a poured section of the bridge, C-shaped parts are arranged at two ends of the hanging beam, and the tail ends of the C-shaped parts are folded downwards from two sides of the bridge to the lower side of the wing plates;
the two main beams are detachably fixed at the tail ends of the C-shaped components, one end of each main beam extends to the poured segment, and the other end of each main beam extends out of the end face of the poured segment;
the outer die is arranged on the part of the girder extending out of the end face of the poured section, and an inner die is correspondingly arranged inside the outer die to form a pouring template corresponding to the end face of the bridge;
the suspension beam comprises two guide rails, wherein the two guide rails are correspondingly arranged on two sides of a bridge floor, and two ends of the suspension beam are respectively provided with a supporting seat which is assembled in the guide rails in a sliding manner;
and the counter-force mechanism is correspondingly arranged at one end of the main beam extending to the poured segment and used for jacking the wing plate of the bridge along the longitudinal direction.
2. The variable cross-section intelligent bridge fabrication machine according to claim 1, wherein the main beam is assembled on the hanging beam through a mounting piece;
the middle part of the mounting piece is provided with a plug-in hole matched with the tail end of the C-shaped component, a hinge station corresponding to the main beam is arranged below the mounting piece, and the main beam is arranged at the hinge station through a hinge shaft.
3. The variable cross-section intelligent bridge fabrication machine according to claim 2, wherein first anchor rods are arranged on two sides of the mounting piece, the first anchor rods extend upwards from two sides of the hanging beam after passing through bridge wing plates upwards, a first support piece is arranged above the hanging beam, and two ends of the first support piece are connected with the two first anchor rods in a detachable mode.
4. The variable cross-section intelligent bridge fabrication machine according to claim 1, wherein the counter-force mechanism comprises a counter-top wheel and a counter-top piece, and the counter-top wheel and the counter-top piece are both connected with the main beam through a self-locking oil cylinder;
the reverse jacking piece is fixedly connected with the corresponding self-locking oil cylinder, and the upper surface of the reverse jacking piece is an inclined surface corresponding to a bridge wing plate;
the two reverse top wheels are connected to the same wheel groove, and the two wheel grooves are correspondingly hinged to two sides of the wheel box in the width direction of the bridge and rotate on the plane in the length direction of the bridge; the wheel boxes are correspondingly hinged at the upper end of the self-locking oil cylinder so as to rotate on the plane in the width direction of the bridge.
5. The variable cross-section intelligent bridge fabrication machine according to claim 1, wherein the outer mold comprises a wing mold, a side mold and a bottom mold, an end frame is correspondingly connected to one end of the main beam, which extends out of the poured section, a side frame is correspondingly arranged below the main beam, and the wing mold and the side mold are correspondingly arranged on the side frame and the main beam;
the hanging basket is characterized in that a hanging basket corresponding to the bottom die is arranged below the main beam, one side of the hanging basket is connected with the end frame through a plurality of second anchor rods, and the other side of the hanging basket is connected to the side frame through two second anchor rods and corresponds to the position under the hanging beam connecting point.
6. The variable cross-section intelligent bridge fabrication machine according to claim 5, wherein mold frames corresponding to the wing molds and the side molds are arranged on both sides of the girder, an upper stop bar slidably assembled in the width direction of the bridge is arranged on the girder, and a plurality of the mold frames are distributed on the upper stop bar in the length direction of the girder;
the main beam is provided with a sliding rail which extends outwards along the width direction of the bridge, the die carrier is provided with a sliding block which is assembled in the sliding rail in a sliding manner, and the sliding rail is provided with a first push rod which drives the upper end of the die carrier;
and the hanging frame is provided with a lower stop rod correspondingly stopping the lower ends of the die carriers, and the lower stop rod is provided with a second push rod respectively driving the lower ends of the die carriers.
7. The variable cross-section intelligent bridge fabrication machine according to claim 5, wherein anchor frames corresponding to second anchor rods are respectively arranged above the side frames and the end frames, first anchor nuts are correspondingly blocked at the bottoms of the anchor frames at the parts, located inside the anchor frames, of the second anchor rods, self-locking oil cylinders are arranged above the anchor frames, and second anchor nuts corresponding to the upper ends of the self-locking oil cylinders are arranged on the second anchor rods.
8. The variable cross-section intelligent bridge fabrication machine according to claim 1, wherein the C-shaped components are fixed at two ends of the hanging beam through bolts, and traction pieces are arranged on the portions, located on the outer sides of bridge wing plates, of the C-shaped components and correspond to two sides of the traction C-shaped components.
9. The variable-section intelligent bridge fabrication machine according to claim 3, wherein a third anchoring nut is correspondingly assembled on a part of the first anchor rod, which penetrates upwards through the first support member, a second support member is arranged above the first support member, a fourth anchoring nut is assembled on a part of the first anchor rod, which extends upwards out of the second support member, and a self-locking oil cylinder is arranged between the first support member and the second support member.
10. The variable cross-section intelligent bridge fabrication machine according to claim 5, wherein a suspender is arranged in the middle of the inner mold, one end of the suspender is detachably fixed on the end mold, and the other end of the suspender extends into the inner cavity of the poured segment and is fixed on the top surface of the poured segment through an anchoring part.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211498955.5A CN115821769A (en) | 2022-11-28 | 2022-11-28 | Variable cross-section intelligent bridge fabrication machine |
| PCT/CN2023/090390 WO2023198217A1 (en) | 2022-11-28 | 2023-04-24 | Variable cross-section intelligent bridge-building machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211498955.5A CN115821769A (en) | 2022-11-28 | 2022-11-28 | Variable cross-section intelligent bridge fabrication machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115821769A true CN115821769A (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211498955.5A Pending CN115821769A (en) | 2022-11-28 | 2022-11-28 | Variable cross-section intelligent bridge fabrication machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115821769A (en) |
| WO (1) | WO2023198217A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023198217A1 (en) * | 2022-11-28 | 2023-10-19 | 中铁四局集团有限公司 | Variable cross-section intelligent bridge-building machine |
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| GB1446446A (en) * | 1972-08-18 | 1976-08-18 | Dyckerhoff & Widmann Ag | Apparatus for the construction of bridge support systems |
| CN102174796A (en) * | 2011-04-06 | 2011-09-07 | 湖南中铁五新钢模有限责任公司 | Cantilever casting construction cradle with underlaid main truss |
| CN202073046U (en) * | 2011-05-13 | 2011-12-14 | 湖南中铁五新钢模有限责任公司 | Main truss system of downward hanging basket |
| CN105088967A (en) * | 2014-05-15 | 2015-11-25 | 朱兴土 | Program-controlled automatic lifting mechanism for bottom basket of hanging basket |
| WO2018052030A1 (en) * | 2016-09-13 | 2018-03-22 | 清水建設株式会社 | Bridge construction method |
| CN109667228A (en) * | 2019-01-24 | 2019-04-23 | 中铁十六局集团第五工程有限公司 | A kind of straight beam formula Hanging Basket and continuous beam cantilever pouring construction method |
| CN209624252U (en) * | 2019-01-22 | 2019-11-12 | 中铁十六局集团第五工程有限公司 | Hanging Basket artificial intelligence loading system |
| CN211285309U (en) * | 2019-11-15 | 2020-08-18 | 山东鑫旺路桥设备有限公司 | Traveling type hanging basket for bridge construction |
| CN114164772A (en) * | 2021-12-07 | 2022-03-11 | 甘肃建投临夏建设管理有限公司 | Rhombic hanging basket for viaduct cantilever pouring construction and mounting method |
| CN114737489A (en) * | 2022-03-31 | 2022-07-12 | 中铁第五勘察设计院集团有限公司 | Construction method of self-propelled cantilever bridge fabrication machine |
| CN115341486A (en) * | 2022-08-30 | 2022-11-15 | 湖南中铁五新模板工程服务有限公司 | Bridge fabrication machine for cantilever pouring construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115821769A (en) * | 2022-11-28 | 2023-03-21 | 中铁四局集团有限公司 | Variable cross-section intelligent bridge fabrication machine |
-
2022
- 2022-11-28 CN CN202211498955.5A patent/CN115821769A/en active Pending
-
2023
- 2023-04-24 WO PCT/CN2023/090390 patent/WO2023198217A1/en unknown
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1446446A (en) * | 1972-08-18 | 1976-08-18 | Dyckerhoff & Widmann Ag | Apparatus for the construction of bridge support systems |
| CN102174796A (en) * | 2011-04-06 | 2011-09-07 | 湖南中铁五新钢模有限责任公司 | Cantilever casting construction cradle with underlaid main truss |
| CN202073046U (en) * | 2011-05-13 | 2011-12-14 | 湖南中铁五新钢模有限责任公司 | Main truss system of downward hanging basket |
| CN105088967A (en) * | 2014-05-15 | 2015-11-25 | 朱兴土 | Program-controlled automatic lifting mechanism for bottom basket of hanging basket |
| WO2018052030A1 (en) * | 2016-09-13 | 2018-03-22 | 清水建設株式会社 | Bridge construction method |
| CN209624252U (en) * | 2019-01-22 | 2019-11-12 | 中铁十六局集团第五工程有限公司 | Hanging Basket artificial intelligence loading system |
| CN109667228A (en) * | 2019-01-24 | 2019-04-23 | 中铁十六局集团第五工程有限公司 | A kind of straight beam formula Hanging Basket and continuous beam cantilever pouring construction method |
| CN211285309U (en) * | 2019-11-15 | 2020-08-18 | 山东鑫旺路桥设备有限公司 | Traveling type hanging basket for bridge construction |
| CN114164772A (en) * | 2021-12-07 | 2022-03-11 | 甘肃建投临夏建设管理有限公司 | Rhombic hanging basket for viaduct cantilever pouring construction and mounting method |
| CN114737489A (en) * | 2022-03-31 | 2022-07-12 | 中铁第五勘察设计院集团有限公司 | Construction method of self-propelled cantilever bridge fabrication machine |
| CN115341486A (en) * | 2022-08-30 | 2022-11-15 | 湖南中铁五新模板工程服务有限公司 | Bridge fabrication machine for cantilever pouring construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023198217A1 (en) * | 2022-11-28 | 2023-10-19 | 中铁四局集团有限公司 | Variable cross-section intelligent bridge-building machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023198217A1 (en) | 2023-10-19 |
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