CN220284599U - Main bearing support system in steel box girder water - Google Patents
Main bearing support system in steel box girder water Download PDFInfo
- Publication number
- CN220284599U CN220284599U CN202320822409.6U CN202320822409U CN220284599U CN 220284599 U CN220284599 U CN 220284599U CN 202320822409 U CN202320822409 U CN 202320822409U CN 220284599 U CN220284599 U CN 220284599U
- Authority
- CN
- China
- Prior art keywords
- steel
- pipe pile
- steel pipe
- elevation
- adjustable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 169
- 239000010959 steel Substances 0.000 title claims abstract description 169
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000010276 construction Methods 0.000 claims abstract description 74
- 239000000725 suspension Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract 1
- 241000288140 Gruiformes Species 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a main bearing support system in water of a steel box girder, which comprises the following components: the pile cap with adjustable elevation, the transverse I-steel distribution beam, the elevation-adjustable pad seat, the steel pipe pile, the support rod, the steel pipe pile bridge deck construction guiding device and the steel pipe pile longitudinal and transverse connection system assembly and disassembly auxiliary positioning device. The beneficial effects of the utility model are as follows: the quick connecting device for the transverse I-steel distribution beam and the column cap is arranged, so that the column cap with adjustable elevation is firmly connected with the distribution beam, and the operation is simple and convenient; the steel pipe pile quick connecting device is arranged, and the steel pipe pile can be assembled and positioned by utilizing the combination of the positioning mechanical hoop connecting piece and the plugging screw rod; the adjustable column cap of elevation and the adjustable pad seat of elevation are equipped with, can realize the altitude mixture control to column cap and pad seat, can adjust the bridge elevation according to actual conditions, ensure that the structure accords with the designing requirement.
Description
Technical Field
The utility model relates to the field of civil engineering, in particular to a steel box girder underwater main bearing support system which is suitable for various water areas, such as rivers, lakes and the like and can meet the construction requirements of the box girder underwater main bearing support system under different environments.
Background
The steel box girder is a common bridge structure, and a main bearing bracket system is required to be adopted during construction in water so as to ensure the stability and the safety of the steel box girder. The main bearing support system consists of a plurality of supports, and the supports can bear the weight of the bridge and also prevent the bridge from being deformed, displaced and the like due to the influence of external environment in the construction process.
The main bearing support system consists of a plurality of supports, and mainly comprises a transverse support, a longitudinal support, an inclined support, a temporary suspension support and the like. The brackets can bear the weight of the bridge, and meanwhile, the problems of deformation, displacement and the like caused by the influence of external environment in the construction process of the bridge are also prevented. The main bearing support system has the characteristics of simple structure, high reliability, high construction efficiency and the like, and is an important component for the underwater construction of the steel box girder.
The construction method of the main bearing support system in the steel box girder water comprises two modes of suspension type and support type. The suspension construction method is that a main bearing support system is suspended above the bridge pier, then a steel box girder is hoisted to the support, and finally the construction of a lower structure is carried out. The support construction method is to support the main bearing support system below the bridge pier, lay the steel box girder on the support horizontally, and then construct the lower structure. Both construction methods need to consider underwater environmental factors such as water flow, water level and the like so as to ensure the stability and the safety of the main bearing bracket system.
Therefore, a main bearing support system in water for the steel box girder is needed to realize safe construction.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a main bearing bracket system in water for a steel box girder.
The main bearing support system in the steel box girder water comprises: the elevation-adjustable column cap, the transverse I-steel distribution beam, the elevation-adjustable pad seat, the steel pipe pile, the support rod, the steel pipe pile bridge deck construction guiding device, the steel pipe pile bridge deck removal bridge deck construction guiding device and the steel pipe pile longitudinal and transverse connection system assembly and disassembly auxiliary positioning device;
the steel pipe pile bridge deck construction guiding device comprises construction guiding platforms, wherein the construction guiding platforms span bridge decks on two sides; a suspension construction platform is connected through a traction winch; the steel pipe pile removing bridge deck construction guiding device comprises a crane, wherein the crane is arranged on a bridge deck;
the steel pipe pile longitudinal and transverse connection system assembly and disassembly auxiliary positioning device comprises an auxiliary positioning device and a fixed sleeve, and the auxiliary positioning device is arranged between the construction guide platforms; the auxiliary positioning device is suspended with a fixed sleeve, and the supporting rods are connected through the fixed sleeve;
the elevation-adjustable column cap is fixed at the top of the steel pipe pile through a pull fixing rod;
the height-adjustable cushion seat is arranged at the top of the transverse I-steel distribution beam through a telescopic spring and a jack, and the jack is connected with a telescopic rod;
the transverse I-steel distribution beam and the elevation-adjustable column cap are connected through a transverse I-steel distribution beam-column cap quick connecting device.
As preferable: the steel pipe pile bridge deck construction guiding device comprises a construction guiding platform, a pressing plate, a platform base and a platform upright rod, and spans over bridge panels at two sides; the platform base is arranged at the top of the bridge deck, a reserved groove is formed in the center of the top of the platform base, and embedded screws are arranged on two sides of the top of the platform base; the bottom of the construction guide platform is provided with a platform upright rod, and the bottom of the platform upright rod is welded with a pressing plate through a welding piece; the bottom of the platform upright rod is inserted into the reserved groove, and the pressing plate is fixedly butted with the embedded screw through a fixing nut; traction winches are symmetrically arranged on two sides of the top of the construction guiding platform, the traction winches are connected with traction steel wire ropes, a sliding lifting fixing ring is connected below the traction steel wire ropes, and the sliding lifting fixing ring is arranged on the top of the suspension construction platform.
As preferable: the steel pipe pile removing bridge deck construction guiding device comprises a crane, wherein the crane is arranged on bridge decks on two sides, and the construction guiding platform is a steel pipe pile removing construction platform; the lifting rod of the crane is provided with a hook below, a steel wire rope is connected with the hook, and the top of the steel pipe pile to be pulled out is provided with a vibrating hammer.
As preferable: still include steel-pipe pile quick connecting device, steel-pipe pile quick connecting device include arc clamp plate, bolt, location machinery staple bolt spare and plug screw rod, when two steel-pipe piles dock each other, location machinery staple bolt spare weld the top of the steel-pipe pile in butt joint department lower part, the outside at the steel-pipe pile is installed to the arc clamp plate, the arc clamp plate passes through the bolt and the plug screw rod is fixed.
As preferable: the adjustable height pad seat is arranged at the top of the transverse I-steel distribution beam, the telescopic spring is arranged in the center below the adjustable height pad seat, jacks are symmetrically arranged on two sides below the adjustable height pad seat, the jacks are connected with telescopic rods, and through holes are arranged below the telescopic rods; the pile head with adjustable elevation is arranged at the top of the steel pipe pile, preformed holes of pull fixing rods are arranged at two ends of the pile head with adjustable elevation, the pull fixing rods are fixed on the pile head with adjustable elevation through screws of the pull fixing rods, the bottom of each pull fixing rod is connected with a horizontal fixing pull rod through clamping screws, and the horizontal fixing pull rods are fixed at the top of the steel pipe pile through fixing bolts; the fixed barrels are symmetrically arranged at two ends of the top of the elevation-adjustable column cap, telescopic rods are inserted into the fixed barrels, and fixing screws respectively penetrate through the fixed barrels and the through holes and are fixed by nuts.
As preferable: the transverse I-beam distribution beam-column cap quick connecting device comprises clamping plates and fixing screws, wherein the clamping plates are symmetrically arranged in the center of the top of the elevation-adjustable column cap, and transverse I-beam distribution Liang Kagu is arranged between the clamping plates and is fixed by the fixing screws and fixing nuts of the screws; the top of the transverse I-steel distribution beam is provided with a telescopic spring, and the fixing screw rod respectively penetrates through the clamping plate and the transverse I-steel distribution beam.
As preferable: the top of the bridge deck is also provided with a concrete base, the top of the concrete base is provided with an embedded steel plate, and welding steel bars are arranged below the embedded steel plate; the support steel pipe is connected with the embedded steel plate through angle steel, and the spliced part of the support steel pipe is connected through a flange fixing bolt; the support steel pipes are connected through a horizontal support and an inclined support, a connecting support is arranged at the top of each support steel pipe, a horizontal support plate is arranged at the top of each connecting support, a vertical support is arranged at the top of each horizontal support plate, and an inclined support is arranged between each horizontal support plate and each vertical support; and the top of the vertical support and the elevation-adjustable cushion seat is provided with a steel box girder.
As preferable: the steel pipe pile longitudinal and transverse connection system assembling and disassembling auxiliary positioning device comprises an auxiliary positioning device and a fixed sleeve, wherein a transverse strut is arranged between the steel pipe piles to form a longitudinal and transverse connection system, and an oblique connection strut is arranged between the transverse struts; a supporting plate is arranged between the construction guiding platforms, and the auxiliary positioning device is arranged in the center of the top of the supporting plate; a suspension steel wire rope is arranged below the auxiliary positioning device, and a hanging ring is connected below the suspension steel wire rope; the lifting ring is arranged at the top of the fixed sleeve, the supporting rod is supported below the horizontal support, the supporting rod is connected into a whole through the fixed sleeve, and the supporting rod and the horizontal support are fixed through step-by-step fastening.
The beneficial effects of the utility model are as follows:
1) The steel pipe pile bridge deck construction guiding device is arranged, temporary sealing and construction platform erection are realized by utilizing the construction guiding platform spanned on the bridge deck, and interference to a water area under the bridge can be reduced.
2) The utility model is provided with the rapid connecting device for the transverse I-steel distribution beam and the column cap, so that the column cap with adjustable elevation is firmly connected with the distribution beam, and the utility model has simple and convenient operation and wide application prospect.
3) The steel pipe pile quick connecting device is provided with the steel pipe pile quick connecting device, and the steel pipe pile can be assembled and positioned by utilizing the combination of the positioning mechanical hoop connecting piece and the plugging screw rod, so that the construction period is shortened, the cost is reduced, the economic benefit is improved, and the safety is improved.
4) The utility model is provided with the elevation-adjustable column cap and the elevation-adjustable cushion seat, can realize the height adjustment of the column cap and the cushion seat, can adjust the elevation of the bridge according to actual conditions, ensures that the structure meets the design requirements, can be flexibly adjusted according to the actual conditions, and ensures the safety and the stability of the structure.
Drawings
FIG. 1 is a schematic construction diagram of a main bearing bracket system in steel box girder water;
FIG. 2 is a schematic diagram of the main bearing bracket architecture in steel box girder water;
FIG. 3 is a schematic view of a construction platform securing base;
FIG. 4 is a construction plan view of a main bearing bracket system in water of a steel box girder;
FIG. 5 is a plan view of the lower structure of the main bearing bracket system in the water of the steel box girder;
FIG. 6 is a schematic plan view of an elevation-adjustable cap and an elevation-adjustable shoe;
FIG. 7 is a three-dimensional schematic view of an elevation-adjustable cap and an elevation-adjustable shoe;
FIG. 8 is a schematic representation of three-dimensional construction of an elevation-adjustable cap and I-beam distribution beam;
FIG. 9 is a left side view of the elevation adjustable cap and the elevation adjustable shoe;
FIG. 10 is a front view of an elevation adjustable cap and an elevation adjustable shoe;
FIG. 11 is a plan view of an adjustable elevation cap and I-beam distribution beam;
FIG. 12 is a three-dimensional schematic view of an elevation adjustable bolster;
FIG. 13 is a front view of an adjustable elevation bolster;
fig. 14 is a construction schematic diagram of a steel pipe pile removing deck construction guide.
In the figure: 1-bridge deck, 2-concrete foundation, 3-pre-embedded steel plate, 4-supporting steel pipe, 5-flange fixing bolt, 6-construction guiding platform, 7-vertical support, 8-diagonal support, 9-traction steel wire rope, 10-supporting plate, 11-auxiliary positioning device, 12-elevation adjustable column cap, 13-transverse I-steel distribution beam, 14-elevation adjustable cushion seat, 15-steel pipe pile, 16-suspension steel wire rope, 17-traction winch, 18-horizontal supporting plate, 19-connecting support, 20-horizontal support, 21-steel box girder, 22-horizontal support, 23-diagonal connection support, 24-diagonal support, 25-welding steel bar, 26-angle steel, 27-suspension construction platform 28-slide lifting fixing ring, 29-guardrail, 30-press fixing plate, 31-reserved groove, 32-platform base, 33-embedded screw, 34-fixing nut, 35-welding piece, 36-platform upright, 37-steel wire rope, 38-hook, 39-lifting rod, 40-crane, 41-lifting ring, 42-fixing sleeve, 43-supporting rod, 44-fixing screw, 45-pull fixing rod, 46-nut, 47-telescopic spring, 48-telescopic rod, 49-clamping plate, 50-jack, 51-fixing screw, 52-screw fixing nut, 53-fixing cylinder, 54-fixing bolt, 55-pull fixing rod screw, 56-horizontal fixing pull rod, 57-arc pressing plate, and, 58-bolts, 59-positioning mechanical hoop parts, 60-plug screws, 61-clamping screws, 62-step-by-step tightening and 63-perforation.
Detailed Description
The utility model is further described below with reference to examples. The following examples are presented only to aid in the understanding of the utility model. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present utility model without departing from the principles of the utility model, and such modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
As an example, as shown in fig. 1 to 14, a steel box girder underwater main bearing bracket system includes: bridge deck 1, concrete foundation 2, pre-buried steel plate 3, supporting steel pipe 4, flange fixing bolt 5, construction guide platform 6, vertical support 7, diagonal support 8, traction steel wire rope 9, support plate 10, auxiliary positioning device 11, elevation adjustable column cap 12, transverse I-steel distribution beam 13, elevation adjustable shoe 14, steel pipe pile 15, suspension steel wire rope 16, traction winch 17, horizontal support plate 18, connection support 19, cross brace 20, steel box girder 21, horizontal brace 22, diagonal connection brace 23, diagonal brace 24, welded steel bar 25, angle steel 26, suspension construction platform 27, slide lifting fixing ring 28, guardrail 29, press fixing plate 30, reserved groove 31, platform foundation 32, pre-buried screw 33, fixing nut 34, welding piece 35, platform upright 36, steel wire rope 37, hook 38, lifting rod 39, crane 40, lifting ring 41, fixing sleeve 42, support rod 43, fixing screw 44, pull fixing rod 45, nut 46, telescopic spring 47, telescopic rod 48, clamping plate 49, jack 50, fixing screw 51, fixing nut 52, fixing barrel 53, fixing barrel 54, fixing bolt 58, pull rod 58, arc bolt 60, arc bolt 59, mechanical clamp bolt 59, arc bolt 59, and bolt 59;
the following devices are also involved: the steel pipe pile bridge deck construction guiding device, the steel pipe pile removing bridge deck construction guiding device, the steel pipe pile quick connecting device, the steel pipe pile longitudinal and transverse connecting system assembly and disassembly auxiliary positioning device and the transverse I-steel distribution beam-column cap quick connecting device;
the steel pipe pile bridge deck construction guiding device mainly comprises a construction guiding platform 6, a pressing plate 30, a platform base 32 and platform upright rods 36, wherein the steel pipe pile 15 bridge deck construction guiding device spans over bridge decks 1 on two sides and is temporarily sealed by using the construction guiding platform 6 on the bridge decks 1; the platform base 32 is arranged at the top of the bridge deck plate 1, a reserved groove 31 is formed in the center of the top of the platform base 32, and embedded screws 33 are arranged on two sides of the top of the platform base 32; the bottom of the construction guide platform 6 is provided with a platform upright rod 36, and the bottom of the platform upright rod 36 is welded with a pressing plate 30 through a welding piece 35; the bottom of the platform upright rod 36 is inserted into the reserved groove 31, and the pressing plate 30 is abutted with the embedded screw 33 and then fixed by the fixing nut 34; traction winches 17 are symmetrically arranged on two sides of the top of the construction guiding platform 6, the traction winches 17 are connected with traction steel wire ropes 9, the lower parts of the traction steel wire ropes 9 are connected with sliding lifting fixing rings 28, and the sliding lifting fixing rings 28 are arranged on the top of the suspension construction platform 27.
The steel pipe pile removing bridge deck construction guiding device mainly comprises a construction guiding platform 6 and a crane 40, wherein the crane 40 is arranged on bridge decks 1 on two sides, the construction guiding platform 6 is used as a steel pipe pile 15 removing construction platform, a hook 38 is arranged below a lifting rod 39 of the crane 40, a steel wire rope 37 is connected with the hook 38, and a vibrating hammer is arranged at the top of the steel pipe pile 15 to be removed;
the steel pipe pile quick connecting device mainly comprises an arc-shaped pressing plate 57, a bolt 58, a positioning mechanical hoop member 59 and a plug screw 60, wherein the positioning mechanical hoop member 59 is welded at the top of the lower steel pipe pile 15 at the joint, the arc-shaped pressing plate 57 is arranged at the outer side of the steel pipe pile 15 at the joint and is fixed by the bolt 58 and the plug screw 60;
the auxiliary positioning device 11 for assembling and disassembling the longitudinal and transverse connection system of the steel pipe pile mainly comprises: the auxiliary positioning device 11 and the fixed sleeve 42, wherein the longitudinal and transverse connection system of the steel pipe pile 15 consists of transverse struts 20, and oblique connection struts 23 are arranged between the transverse struts 20; the auxiliary positioning device 11 is arranged in the center of the top of the supporting plate 10, and the supporting plate 10 is placed in the center of the tops of the two sides; a suspension steel wire rope 16 is arranged below the auxiliary positioning device 11, and the lower part of the suspension steel wire rope 16 is connected with a hanging ring 41; the hanging ring 41 is arranged at the top of the fixed sleeve 42, the supporting rod 43 is connected into a whole through the fixed sleeve 42, and the end part of the supporting rod 43 is supported below the horizontal support 22 and is fixed by the step-by-step tightener 62;
the elevation adjustable column cap 12 is arranged at the top of the steel pipe pile 15, preformed holes of pull fixing rods 45 are formed in the two ends of the elevation adjustable column cap 12, the pull fixing rods 45 are fixed on the elevation adjustable column cap 12 through screws 55 of the pull fixing rods, the bottoms of the pull fixing rods 45 are fixed on horizontal fixing pull rods 56 through clamping screws 61, and the horizontal fixing pull rods 56 are fixed near the top of the steel pipe pile 15 through fixing bolts 54; the fixed barrels 53 are symmetrically arranged at two ends of the top of the elevation-adjustable column cap 12, the telescopic rod 48 is inserted into the fixed barrels 53, and the fixed screws 44 respectively penetrate through the fixed barrels 53 and the through holes 63 and are fixed by nuts 46.
The height-adjustable cushion seat 14 is arranged at the top of the transverse I-steel distribution beam 13, the telescopic spring 47 is arranged in the center below the height-adjustable cushion seat 14, the jacks 50 are symmetrically arranged on two sides below the height-adjustable cushion seat 14, the jacks 50 are connected with the telescopic rods 48, and the through holes 63 are arranged below the telescopic rods 48; the telescopic spring 47 is supported on the top of the transverse I-steel distribution beam 13, and the fixing screw rod 51 respectively passes through the clamping plate 49 and the transverse I-steel distribution beam 13 and is fixed by the fixing nut 52 of the screw rod.
The quick connecting device for the transverse I-beam distribution beam and the column cap mainly comprises clamping plates 49 and fixing screws 51, wherein the clamping plates 49 are symmetrically arranged in the center of the top of the height-adjustable column cap 12, and the transverse I-beam distribution beam 13 is clamped and fixed between the clamping plates 49 and is fixed by the fixing screws 51 and fixing nuts 52 of the screws.
The top of the bridge deck plate 1 is also provided with a concrete base 2, the top of the concrete base 2 is provided with an embedded steel plate 3, and a welding steel bar 25 is arranged below the embedded steel plate 3; the support steel pipe 4 is connected with the embedded steel plate 3 through angle steel 26, and the spliced part of the support steel pipe 4 is connected through a flange fixing bolt 5; the support steel pipes 4 are connected through horizontal supports 22 and diagonal supports 24, a connecting support 19 is arranged at the top of the support steel pipes 4, a horizontal support plate 18 is arranged at the top of the connecting support 19, a vertical support 7 is arranged at the top of the horizontal support plate 18, and an inclined support 8 is arranged between the horizontal support plate 18 and the vertical support 7; the top of the vertical support 7 and the adjustable cushion 14 is provided with a steel box girder 21.
Claims (8)
1. The main bearing support system in the steel box girder water is characterized by comprising: the steel pipe pile comprises an elevation-adjustable column cap (12), a transverse I-steel distribution beam (13), an elevation-adjustable pad seat (14), a steel pipe pile (15), a support rod (43), a steel pipe pile bridge deck construction guide device, a steel pipe pile bridge deck removal construction guide device and a steel pipe pile longitudinal and transverse connection system assembly and disassembly auxiliary positioning device;
the steel pipe pile bridge deck construction guiding device comprises a construction guiding platform (6), wherein the construction guiding platform (6) spans bridge decks (1) at two sides; a suspension construction platform (27) is connected with the traction winch (17); the steel pipe pile removing bridge deck construction guiding device comprises a crane (40), wherein the crane (40) is arranged on a bridge deck (1);
the steel pipe pile longitudinal and transverse connection system assembly and disassembly auxiliary positioning device comprises an auxiliary positioning device (11) and a fixed sleeve (42), wherein the auxiliary positioning device (11) is arranged between the construction guide platforms (6); the auxiliary positioning device (11) is suspended with a fixed sleeve (42), and the supporting rods (43) are connected through the fixed sleeve (42);
the elevation-adjustable column cap (12) is fixed at the top of the steel pipe pile (15) through a pull fixing rod (45);
the height-adjustable cushion seat (14) is arranged at the top of the transverse I-steel distribution beam (13) through a telescopic spring (47) and a jack (50), and the jack (50) is connected with a telescopic rod (48);
the transverse I-steel distribution beam (13) is connected with the elevation-adjustable column cap (12) through a transverse I-steel distribution beam-column cap quick connecting device.
2. The steel box girder in-water main bearing support system according to claim 1, wherein: the steel pipe pile bridge deck construction guiding device comprises a construction guiding platform (6), a pressing plate (30), a platform base (32) and a platform upright rod (36), and spans over bridge decks (1) on two sides; the platform base (32) is arranged at the top of the bridge deck (1), a reserved groove (31) is formed in the center of the top of the platform base (32), and embedded screws (33) are arranged on two sides of the top of the platform base (32); the bottom of the construction guide platform (6) is provided with a platform upright (36), and the bottom of the platform upright (36) is welded with a pressing plate (30) through a welding piece (35); the bottom of the platform upright rod (36) is inserted into the reserved groove (31), and the pressing plate (30) is fixedly butted with the embedded screw (33) through the fixing nut (34); traction winches (17) are symmetrically arranged on two sides of the top of the construction guiding platform (6), the traction winches (17) are connected with traction steel wire ropes (9), sliding lifting fixing rings (28) are connected below the traction steel wire ropes (9), and the sliding lifting fixing rings (28) are arranged on the top of the suspension construction platform (27).
3. The steel box girder in-water main bearing support system according to claim 1, wherein: the steel pipe pile removing bridge deck construction guiding device comprises a crane (40), wherein the crane (40) is arranged on bridge decks (1) on two sides, and the construction guiding platform (6) is a steel pipe pile (15) removing construction platform; a hook (38) is arranged below a lifting rod (39) of the crane (40), a steel wire rope (37) is connected with the hook (38), and a vibrating hammer is arranged at the top of the steel pipe pile (15) to be pulled out.
4. The steel box girder in-water main bearing support system according to claim 1, wherein: still include steel-pipe pile quick connecting device, steel-pipe pile quick connecting device include arc clamp plate (57), bolt (58), location machinery staple bolt spare (59) and plug screw rod (60), when two steel-pipe piles (15) dock each other, location machinery staple bolt spare (59) weld the top of steel-pipe pile (15) in butt joint department lower part, arc clamp plate (57) are installed in the outside of steel-pipe pile (15), arc clamp plate (57) are fixed through bolt (58) and plug screw rod (60).
5. The steel box girder in-water main bearing support system according to claim 1, wherein: the adjustable-elevation cushion seat (14) is arranged at the top of the transverse I-steel distribution beam (13), the center below the adjustable-elevation cushion seat (14) is provided with a telescopic spring (47), the two sides below the adjustable-elevation cushion seat (14) are symmetrically provided with jacks (50), the jacks (50) are connected with telescopic rods (48), and the lower parts of the telescopic rods (48) are provided with perforations (63); the elevation-adjustable column cap (12) is arranged at the top of the steel pipe pile (15), preformed holes of pull fixing rods (45) are formed in the two ends of the elevation-adjustable column cap (12), the pull fixing rods (45) are fixed on the elevation-adjustable column cap (12) through screws (55) of the pull fixing rods, the bottoms of the pull fixing rods (45) are connected with horizontal fixing pull rods (56) through clamping screws (61), and the horizontal fixing pull rods (56) are fixed at the top of the steel pipe pile (15) through fixing bolts (54); the adjustable elevation column cap (12) is characterized in that fixed barrels (53) are symmetrically arranged at two ends of the top of the adjustable elevation column cap, telescopic rods (48) are inserted into the fixed barrels (53), and fixing screws (44) respectively penetrate through the fixed barrels (53) and the through holes (63) and are fixed through nuts (46).
6. The steel box girder in-water main bearing support system according to claim 5, wherein: the transverse I-beam distribution beam-column cap quick connecting device comprises clamping plates (49) and fixing screws (51), wherein the clamping plates (49) are symmetrically arranged in the center of the top of the elevation-adjustable column cap (12), and the transverse I-beam distribution beam (13) is clamped between the clamping plates (49) and is fixed by the fixing screws (51) and fixing nuts (52) of the screws; the top of the transverse I-beam distribution beam (13) is provided with a telescopic spring (47), and a fixing screw rod (51) respectively penetrates through the clamping plate (49) and the transverse I-beam distribution beam (13).
7. The steel box girder in-water main bearing support system according to claim 1, wherein: the top of the bridge deck plate (1) is also provided with a concrete base (2), the top of the concrete base (2) is provided with a pre-buried steel plate (3), and a welding steel bar (25) is arranged below the pre-buried steel plate (3); the embedded steel plate (3) is connected with a supporting steel pipe (4) through angle steel (26), and the spliced part of the supporting steel pipe (4) is connected through a flange fixing bolt (5); the support steel pipes (4) are connected through horizontal supports (22) and diagonal supports (24), the tops of the support steel pipes (4) are provided with connecting supports (19), the tops of the connecting supports (19) are provided with horizontal support plates (18), the tops of the horizontal support plates (18) are provided with vertical supports (7), and diagonal supports (8) are arranged between the horizontal support plates (18) and the vertical supports (7); the top of the vertical support (7) and the height-adjustable cushion seat (14) are provided with a steel box girder (21).
8. The steel box girder in-water main bearing support system according to claim 7, wherein: the steel pipe pile longitudinal and transverse connection system assembling and disassembling auxiliary positioning device comprises an auxiliary positioning device (11) and a fixing sleeve (42), wherein transverse struts (20) are arranged between the steel pipe piles (15) to form a longitudinal and transverse connection system, and oblique connection struts (23) are arranged between the transverse struts (20); a supporting plate (10) is arranged between the construction guide platforms (6), and the auxiliary positioning device (11) is arranged in the center of the top of the supporting plate (10); a suspension steel wire rope (16) is arranged below the auxiliary positioning device (11), and a hanging ring (41) is connected below the suspension steel wire rope (16); the lifting ring (41) is arranged at the top of the fixed sleeve (42), the supporting rod (43) is supported below the horizontal support (22), the supporting rod (43) is connected into a whole through the fixed sleeve (42), and the supporting rod (43) and the horizontal support (22) are fixed through the step-by-step tightening (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320822409.6U CN220284599U (en) | 2023-04-10 | 2023-04-10 | Main bearing support system in steel box girder water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320822409.6U CN220284599U (en) | 2023-04-10 | 2023-04-10 | Main bearing support system in steel box girder water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220284599U true CN220284599U (en) | 2024-01-02 |
Family
ID=89335877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320822409.6U Active CN220284599U (en) | 2023-04-10 | 2023-04-10 | Main bearing support system in steel box girder water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220284599U (en) |
-
2023
- 2023-04-10 CN CN202320822409.6U patent/CN220284599U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112324131B (en) | One-frame dual-purpose large-span stiff beam construction structure and construction method thereof | |
| CN110318344B (en) | Novel steel box girder No. 0 block support and No. 0 block erection construction method | |
| CN109944262B (en) | Steel cofferdam installation method for reinforcing bridge underwater structure | |
| CN113756209B (en) | Cable-stayed pushing construction method for large-span steel beam | |
| CN220284599U (en) | Main bearing support system in steel box girder water | |
| CN117005664A (en) | Electric translation type hanging basket | |
| CN113756619B (en) | Temporary support structure of cooling tower steel pipe concrete X-shaped oblique strut and construction method | |
| CN115233824A (en) | Large-cantilever eccentric ring steel structure and construction method thereof | |
| CN213531407U (en) | Welding fixture device for hoisting segments of steel plate combined beam bridge | |
| CN116732881A (en) | Construction method of main bearing support system in steel box girder water | |
| CN103754791A (en) | Method for lifting water-tower 1000m<3> water tank by utilizing prestressed strands | |
| CN209816666U (en) | Assembled bracing connection structure between steel-pipe piles | |
| CN113431339A (en) | Supporting-free mounting process for three-section column umbrella-shaped overhanging component | |
| CN113684829A (en) | Pile pulling method and pile pulling machine in limited space | |
| CN213683191U (en) | One-frame dual-purpose large-span stiff beam construction structure | |
| CN215760755U (en) | Temporary supporting structure of cooling tower steel pipe concrete X-shaped oblique strut | |
| CN113235448B (en) | Installation method of main line crossing ultrahigh steel pipe column system | |
| CN111559695B (en) | Multifunctional hanging bracket | |
| CN220319075U (en) | Guy rope hanging basket assembling platform | |
| CN220353079U (en) | Support location adjustable support | |
| CN114658031B (en) | Basement roof returning supporting structure of overweight steel structure truss and construction method | |
| CN214658680U (en) | Stiffness type steel reinforced concrete beam lower hanging operation platform | |
| CN220365282U (en) | Electric translation type hanging basket | |
| CN220058557U (en) | Anti-overturning support column for bearing rail layer basement roof returning | |
| CN215168311U (en) | Temporary supporting structure for reinforcing and reforming cultural relics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |