CN102261042A - Cantilever diagonal bracing bracket for casting bridge pier cover beam - Google Patents
Cantilever diagonal bracing bracket for casting bridge pier cover beam Download PDFInfo
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- CN102261042A CN102261042A CN2011101536991A CN201110153699A CN102261042A CN 102261042 A CN102261042 A CN 102261042A CN 2011101536991 A CN2011101536991 A CN 2011101536991A CN 201110153699 A CN201110153699 A CN 201110153699A CN 102261042 A CN102261042 A CN 102261042A
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Abstract
The invention discloses a cantilever diagonal bracing bracket for casting a bridge pier cover beam. The cantilever diagonal bracing bracket is characterized by consisting of a pier clasping clamping beam, a tripod bearing joist, a bulb thread diagonal bracing rod and a bulb base; two ends of the pier clasping clamping beam are provided with rotatable connecting holes, clasping clamping positioning pull rod screw holes and friction clamping plates; the obtuse angle end and the big acute angle end of the tripod joist are provided with a rotatable connecting hole respectively; and two ends of a transverse bearing joist are provided with connecting holes, the lower end of the edge of the middle section of the transverse bearing joist is provided with a rotatable connecting hole, the top of the bulb thread diagonal bracing rod is provided with a rotatable connecting hole, a bulb thread screw is arranged at the bottom of the bulb thread diagonal bracing rod, and the bulb thread screw is arranged on the bulb base. By using the cantilever diagonal bracing bracket, a large amount of manual labor and steel tube supporting materials can be reduced, the construction benefit is improved, the construction progress of a bridge pier is quickened, the construction cost of engineering is reduced, and potential safety hazards are reduced; and the standard bracket has the advantages of factory production, mechanized hoisting, normalized construction and detachment and reuse.
Description
Technical field
The present invention relates in the beam bridge construction, be used to build the new method of height at bridge pier a kind of support shuttering that bent cap adopts of 3-15 rice, exactly is a kind of cantilever diagonal brace support that is used to build the bridge pier bent cap.
Background technology
In the past, when the bridge pier bent cap of 3-15 rice and bridge plate were built, a kind of was to adopt steel pipe to build full hall frame to support to height, and another kind is to reserve rod iron is made bent cap to perforation the strong point on bridge pier.The former shortcoming is to need a large amount of steel pipe frames that manually set up, and both loses time, and needs a large amount of steel pipes to make main material again, has increased construction cost to a great extent; The latter be the rod iron on bridge pier, reserved to perforation, need repair in bent cap construction finishing back, so both influenced the exterior appearance of bridge pier, increase construction sequence again, these job practicess have newly been designed the appearance requirement and the quality requirement of bridge and have been eliminated.
Along with the extensive propelling that China's traffic infrastructure is built, the novel bridge of various moulding constantly appears in a lot of traffic engineering construction, and traditional bridge Construction Technology and method are progressively eliminated by new technology, new material, new technology that novel bridge adopted.Undertake the construction of the unit in charge of construction of bridge construction, can only be according to the designing requirement of novel bridge, in conjunction with on-the-spot actual conditions, at different designs, different location, different construction period, constantly explore new construction material, continually develop new construction technology, the new construction technology of constantly bringing forth new ideas satisfies the needs that novel bridge is constructed.
Summary of the invention
The purpose of the present invention's invention is: a kind of cantilever diagonal brace support that is used to build the bridge pier bent cap is provided, at height when the bridge pier bent cap of 3-15 rice and bridge plate are built, not using steel pipe to build full hall frame supports, can reduce a large amount of hand labors and steel pipe backing material, improve construction benefit, accelerate the Bridge Pier Construction progress, reduce the engineering construction cost, reduce potential safety hazard.The bracing frame of standard can be realized batch production production, mechanization lifting, standardize and build and remove, and the purpose that can be repeatedly used.
The purpose of the present invention's invention realizes by implementing following technical proposals:
A kind of cantilever diagonal brace support that is used to build the bridge pier bent cap is characterized in that: by pier embrace folder beam, tripod load-bearing joist, bulb screw thread hound, the bulb base is formed; Described pier is embraced the folder beam and is meant, two of both sides left and right horizontal setting steel folder beams of clamping bridge pier before and after the bridge pier top; Described tripod load-bearing joist is meant that the picking-up that bent cap lower end to be built is provided with in the left and right sides, bridge pier top waits to build the load-bearing joist of bent cap steel form; Described bulb screw thread hound is meant, on the bulb base of the cushion cap left and right sides, bridge pier bottom, and the upward support bar that props up tripod load-bearing joist; Described bulb base is meant, holds the base of bulb screw thread hound bottom bulb in the cushion cap left and right sides, bridge pier bottom;
Pier is embraced termination, Jia Liang two ends and is provided with rotatable connecting hole, and the rotatable connecting hole of embracing the Jia Liang two ends at pier is provided with by the position, inner end embraces folder positioning tie bar screw, and the folder positioning tie bar screw of embracing of embracing the Jia Liang two ends at pier is provided with the friction clamp by the inboard, inner end; The interior sky of tripod load-bearing joist is done to reinforce by a plurality of little triangles and is supported, and the tripod joist becomes upside-down triangle shape, and the right and left is respectively large and small acute angle, and the lower end is the obtuse angle, is respectively arranged with rotatable connecting hole in the termination of termination, obtuse angle and big acute angle; Bulb screw thread hound top is provided with rotatable connecting hole, and bulb screw thread hound bottom is the bulb screw thread of diameter 300-600 millimeter, and bulb base horizontal is on the cushion cap of bridge pier bottom;
The bent cap cantilever diagonal brace support of a bridge pier, by two piers embrace folder beam, a pair of tripod load-bearing joist, a pair of bulb screw thread hound, a pair of bulb base constitutes: two piers are embraced the folder beam, the both sides left and right horizontal is embraced and is clamped bridge pier before and after the bridge pier, embracing the folder positioning tie bar passes two piers respectively and embraces the screw at Jia Liang two ends, by the high strength stay-bolt, two piers are embraced the folder beam be fixed on the position that bent cap is waited to build in the bridge pier top; The rotatable connecting hole of the big acute ends of left side tripod load-bearing joist and pier are embraced the rotatable connecting hole that is provided with on the folder beam left end termination, fix by swivel bolt, the rotatable connecting hole of tripod load-bearing joist obtuse angle end and the rotatable connecting hole on bulb screw thread hound top, fix by swivel bolt, bulb screw thread hound bottom diameter is that the thread screw of 300-600 millimeter is arranged on the bulb base, bulb base horizontal is on the left side cushion cap of bridge pier bottom, and the cantilever diagonal brace support of bent cap is waited to build in the left side that is shaped; The rotatable connecting hole of the big acute ends of right side tripod load-bearing joist and pier are embraced the rotatable connecting hole that is provided with on the folder beam right-hand member termination, fix by swivel bolt, the rotatable connecting hole of tripod load-bearing joist obtuse angle end and the rotatable connecting hole on bulb screw thread hound top, fix by swivel bolt, bulb screw thread hound bottom diameter is that the thread screw of 300-600 millimeter is arranged on the bulb base, bulb base horizontal constitutes the cantilever diagonal brace support that bent cap is waited to build in the right side on the right side cushion cap of bridge pier bottom.
Additional technical feature:
1), under the situation of two bridge piers, two bent cap lower ends that bridge pier central part top is to be built, about be provided with horizontal load-bearing joist, about laterally hold up the steel form of waiting to build bent cap between two bridge piers; In horizontal load-bearing joist stage casing, vertically be provided with bulb screw thread hound up and down, support the horizontal load-bearing joist of the steel form below of waiting to build bent cap between two bridge piers; Two bridge pier center bottom cushion caps are provided with the bulb base, hold bulb screw thread hound;
Laterally termination, load-bearing joist two ends is provided with connecting hole, and laterally load-bearing joist stage casing is provided with the length adjustment screw, and laterally lower end, edge, load-bearing joist stage casing is provided with rotatable connecting hole;
The bent cap cantilever diagonal brace support of two bridge piers, by four piers embrace folder beam, a pair of tripod load-bearing joist, horizontal load-bearing joist, three ball head thread hounds, three bulb bases constitute: four piers are embraced the folder beam, embrace from both sides, two bridge piers front and back left and right horizontal respectively and clamp two bridge piers, embracing the folder positioning tie bar passes four piers respectively and embraces the screw at Jia Liang two ends, by the high strength stay-bolt, four piers are embraced the folder beam be separately fixed at the position that bent cap is waited to build in two bridge pier upper ends; Laterally connecting hole on the load-bearing joist left end termination and left side bridge pier are embraced the rotatable connecting hole on the folder beam right-hand member termination, fix by connecting bolt; Laterally connecting hole on the load-bearing joist right-hand member termination and right side bridge pier are embraced the rotatable connecting hole on the folder beam left end termination, fix by connecting bolt; Laterally the rotatable connecting hole of lower end, edge, load-bearing joist stage casing and the rotatable connecting hole on bulb screw thread hound top are fixed by connecting bolt; Bulb screw thread hound bottom diameter is the bulb thread screw of 300-600 millimeter, is vertically set on the bulb base on the two bridge piers central authorities ground cushion cap.
2), under the situation of three bridge piers, bent cap lower end to be built between middle bridge pier and the top, bridge pier position, right side, about be provided with horizontal load-bearing joist, about wait to build the steel form of bent cap in the middle of laterally holding up between bridge pier and the right side bridge pier; In horizontal load-bearing joist stage casing, vertically be provided with bulb screw thread hound up and down, wait to build the horizontal load-bearing joist below the steel form of bent cap in the middle of supporting between bridge pier and the right side bridge pier; Middle bridge pier and right side bridge pier center bottom cushion cap are provided with the bulb base, hold bulb screw thread hound;
The bent cap cantilever diagonal brace support of three bridge piers, embrace folder beam, a pair of tripod load-bearing joist by six piers, two horizontal load-bearing joists, four ball head thread hounds, four bulb bases constitute: six piers are embraced the folder beam, embrace from both sides, three bridge piers front and back left and right horizontal respectively and clamp three bridge piers, embracing the folder positioning tie bar passes six piers respectively and embraces the screw at Jia Liang two ends, by the high strength stay-bolt, six piers are embraced the folder beam be separately fixed at the position that bent cap is waited to build in three bridge pier upper ends; Connecting hole on the horizontal load-bearing joist left end termination between middle bridge pier and the right side bridge pier and middle bridge pier are embraced the rotatable connecting hole on the folder beam right-hand member termination, fix by connecting bolt; Connecting hole on the horizontal load-bearing joist right-hand member termination between middle bridge pier and the right side bridge pier and right side bridge pier are embraced the rotatable connecting hole on the folder beam left end termination, fix by connecting bolt; The rotatable connecting hole of the lower end, edge, horizontal load-bearing joist stage casing between middle bridge pier and the right side bridge pier and the rotatable connecting hole on bulb screw thread hound top, fix by connecting bolt, bulb screw thread hound bottom diameter is the bulb thread screw of 300-600 millimeter, on the bulb base in the middle of being vertically set on bridge pier and the left side bridge pier central authorities ground cushion cap.
Advantage of the present invention is:
A kind of cantilever diagonal brace support that is used to build the bridge pier bent cap is provided, at the bridge pier height when the bridge pier bent cap of 3-15 rice and bridge plate are built, not using steel pipe to build full hall frame supports, can reduce a large amount of hand labors and steel pipe backing material, improve construction benefit, accelerate the Bridge Pier Construction progress, reduce the engineering construction cost, reduce potential safety hazard; The bracing frame of standard has batch production production, mechanization lifting, standardizes and build and remove, and the advantage that can be repeatedly used.
Description of drawings
Fig. 1: the bent cap cantilever diagonal brace support front view of a bridge pier of the present invention;
Fig. 2: the bent cap cantilever diagonal brace support front view of two bridge piers of the present invention;
Fig. 3: the bent cap cantilever diagonal brace support front view of three bridge piers of the present invention.
Mark among the figure: 1 embraces the folder beam for pier, 2 embrace the rotatable connecting hole that is provided with on the termination, Jia Liang two ends for pier, the 3 rotatable connecting holes of embracing the Jia Liang two ends for pier are embraced folder positioning tie bar screw by what the position, inner end was provided with, 4 embrace embracing of Jia Liang two ends for pier presss from both sides the positioning tie bar screw by the inboard friction clamp that is provided with in inner end, 5 is tripod load-bearing joist, 6 is the rotatable connecting hole on the big acute angle of the tripod joist termination, 7 is the rotatable connecting hole that termination, tripod joist obtuse angle is provided with, 8 is bulb screw thread hound, 9 is the rotatable connecting hole that bulb screw thread hound top is provided with, 10 is that bulb screw thread hound bottom diameter is the bulb thread screw of 300-600 millimeter, 11 is horizontal load-bearing joist, 12 is the connecting hole that is provided with on the termination, horizontal load-bearing joist two ends, 13 is the rotatable connecting hole that lower end, edge, horizontal load-bearing joist stage casing is provided with, and 14 is the bulb base, and 15 is bridge pier bottom cushion cap, 16 is bridge pier, and 17 are bent cap to be built on the bridge pier.
The specific embodiment
A kind of cantilever diagonal brace support that is used to build the bridge pier bent cap is characterized in that: by pier embrace folder beam 1, tripod load-bearing joist 5, bulb screw thread hound 8, bulb base 14 is formed; Described pier is embraced folder beam 1 and is meant, two of both sides left and right horizontal setting steel folder beams of clamping bridge pier before and after the bridge pier top; Described tripod load-bearing joist 5 is meant that the picking-up that bent cap lower end to be built is provided with in the left and right sides, bridge pier top waits to build the load-bearing joist of bent cap steel form; Described bulb screw thread hound 8 is meant, on the bulb base 14 of the cushion cap left and right sides, bridge pier bottom, and the upward support bar that props up tripod load-bearing joist; Described bulb base 14 is meant, holds the base of bulb screw thread hound 8 bottom bulbs in the cushion cap left and right sides, bridge pier bottom;
Pier is embraced folder termination, beam 1 two ends and is provided with rotatable connecting hole 2, the rotatable connecting hole of embracing folder beam 1 two ends at pier is provided with by the position, inner end embraces folder positioning tie bar screw 3, and the folder positioning tie bar screw of embracing of embracing folder beam 1 two ends at pier is provided with friction clamp 4 by the inboard, inner end; The interior sky of tripod load-bearing joist 5 is done to reinforce by a plurality of little triangles and is supported, 5 one-tenth upside-down triangle shapes of tripod joist, and the right and left is respectively large and small acute angle, and the lower end is the obtuse angle, is respectively arranged with rotatable connecting hole 7,6 in the termination of termination, obtuse angle and big acute angle; Bulb screw thread hound 8 tops are provided with rotatable connecting hole 9, and bulb screw thread hound bottom is the bulb thread screw 10 of diameter 300-600 millimeter, and the bulb thread screw is arranged on the bulb base 14, and bulb base horizontal is on the cushion cap 15 of bridge pier bottom.
Embodiment 1:
A type: the cantilever diagonal brace support that is used to build a bridge pier bent cap
By two piers embrace folder beam 1, a pair of tripod load-bearing joist 5, a pair of bulb screw thread hound 8, a pair of bulb base 14 constitutes; Two piers are embraced folder beam 1, the both sides left and right horizontal is embraced and is clamped bridge pier 16 before and after the bridge pier, embrace the folder positioning tie bar and pass the screw 3 that two piers are embraced the Jia Liang two ends respectively, fix, two piers are embraced folder beam 1 be fixed on the position that bridge pier 16 upper end bent caps are built by the high strength stay-bolt; The rotatable connecting hole 6 of left side tripod load-bearing joist 5 big acute ends is embraced the rotatable connecting hole 2 that is provided with on the folder beam left end termination with pier, fix by swivel bolt, the rotatable connecting hole 7 of tripod load-bearing joist obtuse angle end and the rotatable connecting hole 9 on bulb screw thread hound 8 tops, fix by swivel bolt, bulb screw thread hound 8 bottom diameters are that the thread screw 10 of 300-600 millimeter is arranged on the bulb base 14, bulb base 14 horizontal are on the left side cushion cap 15 of bridge pier bottom, and the cantilever diagonal brace support of bent cap 17 is waited to build in the left side that is shaped; The rotatable connecting hole 6 and the pier of the big acute ends of right side tripod load-bearing joist embraced the rotatable connecting hole 2 that is provided with on the folder beam right-hand member termination, fix by swivel bolt, the rotatable connecting hole 7 of tripod load-bearing joist obtuse angle end and the rotatable connecting hole 9 on bulb screw thread hound 8 tops, fix by swivel bolt, bulb screw thread hound 8 bottom diameters are that the thread screw 10 of 300-600 millimeter is arranged on the bulb base 14, bulb base 14 horizontal constitute the cantilever diagonal brace support that bent cap 17 is waited to build in the right side on the right side cushion cap 15 of bridge pier bottom.
Type B: the cantilever diagonal brace support that is used to build two bridge pier bent caps
The structure of this type cantilever diagonal brace support and embodiment 1 is basic identical, difference only is: under the situation of two bridge piers, two bent cap 17 lower ends that bridge pier central part top is to be built, about be provided with horizontal load-bearing joist 11, about laterally hold up the steel form of waiting to build bent cap between two bridge piers; In horizontal load-bearing joist stage casing, vertically be provided with bulb screw thread hound 8 up and down, support the horizontal load-bearing joist 11 of the steel form below of waiting to build bent cap between two bridge piers; Two bridge pier center bottom cushion caps are provided with bulb base 14, hold bulb screw thread hound 8;
Laterally termination, load-bearing joist 11 two ends is provided with connecting hole 12, and laterally load-bearing joist stage casing is provided with the length adjustment screw, and laterally lower end, edge, load-bearing joist 11 stage casing is provided with rotatable connecting hole 13;
The bent cap cantilever diagonal brace support of two bridge piers, by four piers embrace folder beam 1, a pair of tripod load-bearing joist 5, horizontal load-bearing joist 11, three ball head thread hounds 8, three bulb bases 14 constitute; Four piers are embraced folder beam 1, embrace from both sides, two bridge piers front and back left and right horizontal respectively and clamp two bridge piers 16, embrace the folder positioning tie bar and pass the screw 3 that four piers are embraced the Jia Liang two ends respectively, fix by the high strength stay-bolt, four piers are embraced folder beam 1 be separately fixed at the position that two bridge piers, 16 upper end bent caps are built; Laterally the connecting hole 12 on the load-bearing joist left end termination is embraced the rotatable connecting hole 2 that presss from both sides on the beam right-hand member termination with the left side bridge pier, fixes by connecting bolt; Laterally the connecting hole 12 on the load-bearing joist right-hand member termination is embraced the rotatable connecting hole 2 that presss from both sides on the beam left end termination with the right side bridge pier, fixes by connecting bolt; Laterally the rotatable connecting hole 13 of lower end, edge, load-bearing joist stage casing and the rotatable connecting hole 9 on bulb screw thread hound 8 tops are fixed by connecting bolt; Bulb screw thread hound 8 bottom diameters are the bulb thread screw 10 of 300-600 millimeter, are vertically set on the bulb base 14 on the two bridge piers central authorities ground cushion cap 15.
C type: the cantilever diagonal brace support that is used to build three bridge pier bent caps
The structure of this type cantilever diagonal brace support and embodiment 1 and 2 is basic identical, difference only is: under the situation of three bridge piers, bent cap 17 lower ends to be built between middle bridge pier and the top, bridge pier position, right side, about be provided with horizontal load-bearing joist 11, about wait to build the steel form of bent cap in the middle of laterally holding up between bridge pier and the right side bridge pier; In horizontal load-bearing joist stage casing, vertically be provided with bulb screw thread hound 8 up and down, wait to build the horizontal load-bearing joist 11 below the steel form of bent cap in the middle of supporting between bridge pier and the right side bridge pier; Middle bridge pier and right side bridge pier center bottom cushion cap are provided with bulb base 14, hold bulb screw thread hound 8;
The bent cap cantilever diagonal brace support of three bridge piers is embraced the horizontal load-bearing joist of 5, two of folder beam 1, a pair of tripod load-bearing joists 11, four ball head thread hounds 8, four bulb bases 14 by six piers and is constituted; Six piers are embraced folder beam 1, embrace from both sides, three bridge piers front and back left and right horizontal respectively and clamp three bridge piers 16, embrace the folder positioning tie bar and pass the screw 3 that six piers are embraced the Jia Liang two ends respectively, fix by the high strength stay-bolt, six piers are embraced folder beam 1 be separately fixed at the position that three bridge piers, 16 upper end bent caps are built; Connecting hole 12 on the horizontal load-bearing joist 11 left end terminations between middle bridge pier and the right side bridge pier is embraced the rotatable connecting hole 2 that presss from both sides on the beam right-hand member termination with middle bridge pier, fixes by connecting bolt; Connecting hole 12 on the horizontal load-bearing joist 11 right-hand member terminations between middle bridge pier and the right side bridge pier is embraced the rotatable connecting hole 2 that presss from both sides on the beam left end termination with the right side bridge pier, fixes by connecting bolt; The rotatable connecting hole 13 of the lower end, edge, horizontal load-bearing joist 11 stage casing between middle bridge pier and the right side bridge pier and the rotatable connecting hole 9 on bulb screw thread hound 8 tops, fix by connecting bolt, bulb screw thread hound 8 bottom diameters are the bulb thread screw 10 of 300-600 millimeter, in the middle of being vertically set on the cushion cap of the central ground of bridge pier and left side bridge pier on 15 the bulb base 14.
Use this cantilever diagonal brace support, can embrace folder beam 1 in height on the bridge pier and the position that moves horizontally bulb base 14 on the cushion cap by adjusting pier, or adjusting bulb screw thread hound bottom diameter is the height of 300-600 millimeter bulb thread screw 10, control the angle of cantilever support, satisfy the needs of the bent cap construction support of differing heights.
Claims (3)
1. cantilever diagonal brace support that is used to build the bridge pier bent cap is characterized in that: embrace folder beam (1), tripod load-bearing joist (5), bulb screw thread hound (8), bulb base (14) by pier and form; Described pier is embraced folder beam (1) and is meant, two of both sides left and right horizontal setting steel folder beams of clamping bridge pier before and after the bridge pier top; Described tripod load-bearing joist (5) is meant that the picking-up that bent cap lower end to be built is provided with in the left and right sides, bridge pier top waits to build the load-bearing joist of bent cap steel form; Described bulb screw thread hound (8) is meant, on the bulb base (14) of the cushion cap left and right sides, bridge pier bottom, and the upward support bar that props up tripod load-bearing joist; Described bulb base (14) is meant, holds the base of bulb screw thread hound (8) bottom bulb in the cushion cap left and right sides, bridge pier bottom;
Pier is embraced folder beam (1) termination, two ends and is provided with rotatable connecting hole (2), the rotatable connecting hole of embracing folder beam (1) two ends at pier is provided with by the position, inner end embraces folder positioning tie bar screw (3), and the folder positioning tie bar screw of embracing of embracing folder beam (1) two ends at pier is provided with friction clamp (4) by the inboard, inner end; The interior sky of tripod load-bearing joist (5) is done to reinforce by a plurality of little triangles and is supported, tripod joist (5) becomes upside-down triangle shape, the right and left is respectively large and small acute angle, and the lower end is the obtuse angle, is respectively arranged with rotatable connecting hole (7), (6) in the termination of termination, obtuse angle and big acute angle; Bulb screw thread hound (8) top is provided with rotatable connecting hole (9), bulb screw thread hound bottom is the bulb thread screw (10) of diameter 300-600 millimeter, the bulb thread screw is arranged on (14) on the bulb base, and bulb base horizontal is on bridge pier bottom cushion cap (15);
The bent cap cantilever diagonal brace support of a bridge pier is embraced folder beam (1), a pair of tripod load-bearing joist (5), a pair of bulb screw thread hound (8), a pair of bulb base (14) formation by two piers; Two piers are embraced folder beam (1), the both sides left and right horizontal is embraced and is clamped bridge pier (16) before and after the bridge pier, embrace the folder positioning tie bar and pass the screw (3) that two piers are embraced the Jia Liang two ends respectively, fix by the high strength stay-bolt, two piers are embraced folder beam (1) be fixed on the position that bridge pier (16) upper end bent cap is built; The rotatable connecting hole (6) of the big acute ends of left side tripod load-bearing joist (5) is embraced the rotatable connecting hole (2) that is provided with on the folder beam left end termination with pier, fix by swivel bolt, the rotatable connecting hole (7) of tripod load-bearing joist obtuse angle end and the rotatable connecting hole (9) on bulb screw thread hound (8) top, fix by swivel bolt, bulb screw thread hound (8) bottom diameter is that the thread screw (10) of 300-600 millimeter is arranged on the bulb base (14), bulb base (14) horizontal on the left side cushion cap (15) of bridge pier bottom, the cantilever diagonal brace support of the left side bent cap to be built (17) that is shaped; The rotatable connecting hole (6) of the big acute ends of right side tripod load-bearing joist is embraced the rotatable connecting hole (2) that is provided with on the folder beam right-hand member termination with pier, fix by swivel bolt, the rotatable connecting hole (7) of tripod load-bearing joist obtuse angle end and the rotatable connecting hole (9) on bulb screw thread hound (8) top, fix by swivel bolt, bulb screw thread hound (8) bottom diameter is that the thread screw (10) of 300-600 millimeter is arranged on the bulb base (14), bulb base (14) horizontal constitutes the cantilever diagonal brace support of right side bent cap to be built (17) on the right side cushion cap (15) of bridge pier bottom.
2. according to the described a kind of cantilever diagonal brace support that is used to build the bridge pier bent cap of claim 1, it is characterized in that: under the situation of two bridge piers, two bent cap (17) lower ends that bridge pier central part top is to be built, about be provided with horizontal load-bearing joist (11), about laterally hold up the steel form of waiting to build bent cap between two bridge piers; In horizontal load-bearing joist stage casing, vertically be provided with bulb screw thread hound (8) up and down, support the horizontal load-bearing joist (11) of the steel form below of waiting to build bent cap between two bridge piers; Two bridge pier center bottom cushion caps are provided with bulb base (14), hold bulb screw thread hound (8);
Laterally load-bearing joist (11) termination, two ends is provided with connecting hole (12), and laterally load-bearing joist stage casing is provided with the length adjustment screw, and laterally lower end, load-bearing joist (11) edge, stage casing is provided with rotatable connecting hole (13);
The bent cap cantilever diagonal brace support of two bridge piers is embraced folder beam (1), a pair of tripod load-bearing joist (5), a horizontal load-bearing joist (11), three ball head thread hounds (8), three bulb bases (14) formation by four piers; Four piers are embraced folder beam (1), the both sides left and right horizontal is embraced and is clamped before and after two bridge piers (16) the both sides left and right horizontal and embrace and clamp two bridge piers (16) before and after two bridge piers respectively, embrace the folder positioning tie bar and pass the screw (3) that four piers are embraced the Jia Liang two ends respectively, fix by the high strength stay-bolt, four piers are embraced folder beam (1) be separately fixed at the position that two bridge piers (16) upper end bent cap is built; Laterally the connecting hole (12) on the load-bearing joist left end termination is embraced the rotatable connecting hole (2) that presss from both sides on the beam right-hand member termination with the left side bridge pier, fixes by connecting bolt; Laterally the connecting hole (12) on the load-bearing joist right-hand member termination is embraced the rotatable connecting hole (2) that presss from both sides on the beam left end termination with the right side bridge pier, fixes by connecting bolt; Laterally the rotatable connecting hole (9) on the rotatable connecting hole (13) of lower end, edge, load-bearing joist stage casing and bulb screw thread hound (8) top is fixed by connecting bolt; Bulb screw thread hound (8) bottom diameter is the bulb thread screw (10) of 300-600 millimeter, is vertically set on the bulb base (14) on two bridge piers central authorities' ground cushion caps (15).
3. according to claim 1 and 2 described a kind of cantilever diagonal brace supports that are used to build the bridge pier bent cap, it is characterized in that: under the situation of three bridge piers, bent cap (17) lower end to be built between middle bridge pier and the top, bridge pier position, right side, about be provided with horizontal load-bearing joist (11), about wait to build the steel form of bent cap in the middle of laterally holding up between bridge pier and the right side bridge pier; In horizontal load-bearing joist stage casing, vertically be provided with bulb screw thread hound (8) up and down, wait to build the horizontal load-bearing joist (11) below the steel form of bent cap in the middle of supporting between bridge pier and the right side bridge pier; Middle bridge pier and right side bridge pier center bottom cushion cap are provided with bulb base (14), hold bulb screw thread hound (8);
The bent cap cantilever diagonal brace support of three bridge piers is embraced folder beam (1), a pair of tripod load-bearing joist (5) by six piers, and two horizontal load-bearing joists (11), four ball head thread hounds (8), four bulb bases (14) constitute; Six piers are embraced folder beam (1), the both sides left and right horizontal is embraced and is clamped before and after three bridge piers (16) the both sides left and right horizontal and embrace and clamp three bridge piers (16) before and after three bridge piers respectively, embrace the folder positioning tie bar and pass the screw (3) that six piers are embraced the Jia Liang two ends respectively, fix by the high strength stay-bolt, six piers are embraced folder beam (1) be separately fixed at the position that three bridge piers (16) upper end bent cap is built; Connecting hole (12) on horizontal load-bearing joist (11) the left end termination between middle bridge pier and the right side bridge pier is embraced the rotatable connecting hole (2) that presss from both sides on the beam right-hand member termination with middle bridge pier, fixes by connecting bolt; Connecting hole (12) on horizontal load-bearing joist (11) the right-hand member termination between middle bridge pier and the right side bridge pier is embraced the rotatable connecting hole (2) that presss from both sides on the beam left end termination with the right side bridge pier, fixes by connecting bolt; The rotatable connecting hole (13) of the lower end, horizontal load-bearing joist (11) edge, stage casing between middle bridge pier and the right side bridge pier and the rotatable connecting hole (9) on bulb screw thread hound (8) top, fix by connecting bolt, bulb screw thread hound (8) bottom diameter is the bulb thread screw (10) of 300-600 millimeter, is vertically set on the bulb base (14) of (15) on middle bridge pier and the left side bridge pier central authorities ground cushion cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110153699 CN102261042B (en) | 2011-06-09 | 2011-06-09 | Cantilever diagonal bracing bracket for casting bridge pier cover beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110153699 CN102261042B (en) | 2011-06-09 | 2011-06-09 | Cantilever diagonal bracing bracket for casting bridge pier cover beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102261042A true CN102261042A (en) | 2011-11-30 |
| CN102261042B CN102261042B (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110153699 Expired - Fee Related CN102261042B (en) | 2011-06-09 | 2011-06-09 | Cantilever diagonal bracing bracket for casting bridge pier cover beam |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102953344A (en) * | 2012-12-12 | 2013-03-06 | 广东省长大公路工程有限公司 | Climbing cone type triangular cantilever bracket |
| CN102991517A (en) * | 2012-11-19 | 2013-03-27 | 铜陵晟王冶金车辆有限责任公司 | Stretchable inclined supporting rod of wheel track type girder transporting vehicle |
| CN103103925A (en) * | 2013-02-06 | 2013-05-15 | 中铁大桥局集团第八工程有限公司 | Combined H-shaped steel column bracket |
| CN103866692A (en) * | 2012-12-07 | 2014-06-18 | 宏润建设集团股份有限公司 | Novel assembling method for bent cap bearing frame |
| CN108677689A (en) * | 2018-05-22 | 2018-10-19 | 宁夏路桥工程股份有限公司 | Parados simple rack structure and construction method based on parados simple rack structure |
| CN108755447A (en) * | 2018-07-23 | 2018-11-06 | 成都建工路桥建设有限公司 | The quick support system of cantilever bent cap cast-in-situ template |
| CN109629424A (en) * | 2018-12-06 | 2019-04-16 | 清华大学 | The construction method on pole bracket and the composite steel concrete bridge concrete edge of a wing using pole bracket |
| EP3786605A1 (en) | 2019-08-21 | 2021-03-03 | Poly Changda Engineering Co., Ltd. | Construction method for a cantilever beam on a central pier |
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| CN101942810A (en) * | 2010-10-18 | 2011-01-12 | 中铁十九局集团第二工程有限公司 | Independent bridge pier cover beam formwork bracket |
| CN101949132A (en) * | 2010-10-18 | 2011-01-19 | 中铁十九局集团有限公司 | Method for constructing bent cap beam template support of isolated pier |
| CN202090292U (en) * | 2011-06-09 | 2011-12-28 | 四川川交路桥有限责任公司 | Cantilever diagonal bracing support for casting pier cap beam |
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| JP2008144459A (en) * | 2006-12-08 | 2008-06-26 | Ps Mitsubishi Construction Co Ltd | Slab form and method of constructing composite floor slab |
| KR20100003791A (en) * | 2008-07-02 | 2010-01-12 | 주식회사동일기술공사 | A precast type pre-stress box girder bridge excution method |
| CN101942810A (en) * | 2010-10-18 | 2011-01-12 | 中铁十九局集团第二工程有限公司 | Independent bridge pier cover beam formwork bracket |
| CN101949132A (en) * | 2010-10-18 | 2011-01-19 | 中铁十九局集团有限公司 | Method for constructing bent cap beam template support of isolated pier |
| CN202090292U (en) * | 2011-06-09 | 2011-12-28 | 四川川交路桥有限责任公司 | Cantilever diagonal bracing support for casting pier cap beam |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991517A (en) * | 2012-11-19 | 2013-03-27 | 铜陵晟王冶金车辆有限责任公司 | Stretchable inclined supporting rod of wheel track type girder transporting vehicle |
| CN103866692A (en) * | 2012-12-07 | 2014-06-18 | 宏润建设集团股份有限公司 | Novel assembling method for bent cap bearing frame |
| CN102953344A (en) * | 2012-12-12 | 2013-03-06 | 广东省长大公路工程有限公司 | Climbing cone type triangular cantilever bracket |
| CN103103925A (en) * | 2013-02-06 | 2013-05-15 | 中铁大桥局集团第八工程有限公司 | Combined H-shaped steel column bracket |
| CN108677689A (en) * | 2018-05-22 | 2018-10-19 | 宁夏路桥工程股份有限公司 | Parados simple rack structure and construction method based on parados simple rack structure |
| CN108677689B (en) * | 2018-05-22 | 2020-08-14 | 宁夏路桥工程股份有限公司 | Simple back wall support structure and construction method based on same |
| CN108755447A (en) * | 2018-07-23 | 2018-11-06 | 成都建工路桥建设有限公司 | The quick support system of cantilever bent cap cast-in-situ template |
| CN109629424A (en) * | 2018-12-06 | 2019-04-16 | 清华大学 | The construction method on pole bracket and the composite steel concrete bridge concrete edge of a wing using pole bracket |
| EP3786605A1 (en) | 2019-08-21 | 2021-03-03 | Poly Changda Engineering Co., Ltd. | Construction method for a cantilever beam on a central pier |
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