CN113756195A - Hollow pier top solid section construction device and method - Google Patents
Hollow pier top solid section construction device and method Download PDFInfo
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- CN113756195A CN113756195A CN202111012761.5A CN202111012761A CN113756195A CN 113756195 A CN113756195 A CN 113756195A CN 202111012761 A CN202111012761 A CN 202111012761A CN 113756195 A CN113756195 A CN 113756195A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention discloses a construction method and a construction device for solid sections at the tops of hollow piers, and the construction method and the construction device comprise hollow piers, wherein the hollow piers are provided with two groups, fixing assemblies are sleeved at the tops of the outer sides of the two groups of hollow piers, hydraulic rods are arranged on two sides of the tops of the two groups of fixing assemblies, top plates are arranged at the tops of the two groups of hydraulic rods, through grooves are arranged at the middle positions inside the two groups of top plates, solid section molds are arranged at two ends of the tops of the two groups of top plates, and bearing beams are arranged at the tops of the two groups of solid section molds; according to the invention, through the mutual matching of all the parts of the fixing assembly, the construction device can be doubly fixed, the guarantee of the construction device can be improved, the accidental damage of the construction device during construction can be prevented, and the personal safety of constructors can be guaranteed.
Description
Technical Field
The invention relates to the technical field of construction devices, in particular to a construction method and a construction device for a solid section at the top of a hollow pier.
Background
With the recent leap-type development of bridge construction in China, due to the limitation of land use, particularly when a road line intersects with an existing road or river, a pier is an extremely important component in bridge engineering. At present, a construction method of a pier generally adopts a cast-in-place method for construction, and the construction is carried out through a floor stand construction device or a hoop construction device. However, in the existing hoop construction device, because the bottom formwork, the distribution beam and the bearing beam which are required for pouring the capping beam of the pier are all positioned below the capping beam, when a newly-built bridge has a downward-passing road (especially a road which passes downward from the pier stud), and the traffic requirement needs to be ensured, the requirement on the construction device is high.
The current construction device has certain defects;
1. when the existing construction device is constructed, the existing construction device needs to be installed at a construction position, but the existing construction device is often simply fixed once through bolts, so that certain risks are bound to exist, double insurance is lacked, and the construction device is easy to loosen or even shake;
2. when the solid end is constructed, the solid end is prefabricated instead of cast-in-place, so that not only is the heavy solid section end required to be transported, but also the solid section is easy to collide or even damage due to transportation;
disclosure of Invention
The invention aims to provide a hollow pier top solid section construction device and a method, which aim to solve the problems that the construction device is not firmly installed and fixed and has greater risk in the background technology; and meanwhile, the solid section is carried, so that the problem related to risks exists.
In order to achieve the purpose, the invention provides the following technical scheme: hollow mound top solid section construction method and construction equipment, including hollow mound, hollow mound is provided with two sets ofly, and is two sets ofly the top in the hollow mound outside all overlaps and is equipped with fixed subassembly, and is two sets ofly the both sides at fixed subassembly top all are provided with the hydraulic stem, and are two sets of the top of hydraulic stem is provided with the roof, and is two sets of the inside intermediate position department of roof is provided with logical groove, and is two sets of the both ends at roof top are provided with solid section mould, and are two sets of the top of solid section mould all is provided with the spandrel girder, and is two sets of the top of spandrel girder is provided with first installation pole, the top of first installation pole is provided with solid section mould, the both sides of solid section mould bottom are provided with the connecting block, the inside top of connecting block is provided with multiunit steel bar sleeve.
Preferably, the fixing component comprises a mounting plate, a gear, a threaded rod, a mounting sleeve, a triangular block, a telescopic rod, a clamping plate, a supporting rod, a through hole, a chute, a connecting sliding block and a connecting chute, the mounting plate is positioned outside the hollow pier, the bottom of the mounting plate is provided with the mounting sleeve, two groups of threaded rods are arranged at two ends of the top of the mounting plate, the gear is arranged at the top of the threaded rod, the supporting rod is sleeved at the bottom outside the threaded rod, the triangular block is arranged at the bottom of the supporting rod, the connecting chutes are arranged at two sides of the triangular block, the through hole is arranged at the middle position of two ends of the mounting sleeve, the supporting rod is arranged at the top of one end of the front side of the mounting sleeve, the telescopic rods are sleeved inside the two groups of the supporting rods, one ends of the two groups of the telescopic rods, which are close to each other, are provided with the clamping plate, and one ends of the two groups of the telescopic rods, which are far away from each other, are provided with the chute, two sides of the interior of the two groups of chutes are provided with connecting sliding blocks.
Preferably, the triangular block is located inside the chute, and the connecting sliding block and the connecting sliding chute are matched in a sliding mode.
Preferably, the top of the hollow pier is provided with a mounting groove, and a steel bar is arranged inside the mounting groove.
Preferably, the clamping plate is provided with anti-skidding teeth at one end close to the hollow pier, and the clamping plate is located inside the through hole.
Preferably, the top of the gear is provided with a rotating handle, and the outer side of the rotating handle is provided with a rotating sleeve.
Preferably, the chute both ends all are provided with the connecting seat, and the connecting seat passes through fastening bolt and connects.
Preferably, the middle position of the bottom of the bearing beam is arc-shaped, and the bearing beam is formed by welding a plurality of groups of steel.
Preferably, the two sides of the mounting sleeve are provided with triangular irons, and the tops of the triangular irons are fixedly connected with the mounting plate.
The use method of the hollow pier top solid section construction device comprises the following use steps:
the method comprises the following steps: the mounting plate is arranged on the outer side of the hollow pier through the fastening bolt mounting sleeve, the mounting plate and the mounting sleeve can be preliminarily fixed, and after the two half mounting plates and the mounting sleeve are spliced, the two groups of gears are meshed with each other;
step two: then the two groups of gears are rotated to enable the supporting rods to move downwards through the threaded rods, the supporting rods drive the triangular blocks to move downwards, the triangular blocks push the telescopic rods to be close to the hollow piers under the action of the inclined edges, and therefore the clamping plates are driven to move towards the hollow piers, the plurality of groups of clamping plates tightly fix and clamp the hollow piers, and the fixing assembly is further fixed;
step three: then a hydraulic rod, a top plate, a bearing beam, a solid section mould, a first installation rod and a second installation rod are sequentially installed on the fixing assembly, then a plurality of groups of steel bar sleeves are embedded in the solid section mould, the solid section can be poured in the solid section mould after embedding, and the pouring and manufacturing of the solid section are completed;
step four: then start multiunit hydraulic stem, make hydraulic stem work drive roof downstream, thereby it is close to hollow mound department to drive solid section mould, make the connecting block be close to the mounting groove on the hollow mound, accomplish the butt joint with hollow mound, overlap the pre-buried reinforcing bar on hollow mound with steel sleeve one by one, accomplish whole butt joints, then fill the thick liquids to its inside through steel sleeve, make steel sleeve and reinforcing bar accomplish the integral type and connect, connect the back between accomplishing hollow mound and the solid section, demolish the solid section mould, and demolish other parts in proper order.
Compared with the prior art, the invention provides a construction device for the solid section of the pier top of the hollow pier, which has the following beneficial effects:
1. according to the invention, through the mutual matching of all the parts of the fixing assembly, the construction device can be doubly fixed, the guarantee of the construction device can be improved, the accidental damage of the construction device during construction can be prevented, and the personal safety of constructors can be guaranteed.
2. According to the invention, through the mutual matching of the hollow pier, the solid section mould, the connecting block and the steel bar sleeve, when the solid end is constructed, cast-in-place rather than prefabrication is used, so that the carrying of the heavy solid section end is reduced, the collision or even damage to the solid section caused by carrying is reduced, and the cost loss is reduced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front view of the securing assembly of the present invention;
FIG. 3 is a side cross-sectional view of the securing assembly of the present invention;
FIG. 4 is a perspective view of the telescoping pole of the present invention;
FIG. 5 is a perspective view of the triangular block of the present invention;
FIG. 6 is a top plan view of the top plate of the present invention;
FIG. 7 is a front cross-sectional view of a solid segment mold of the present invention.
In the figure: 1. hollow piers; 2. a fixing assembly; 201. mounting a plate; 202. a gear; 203. a threaded rod; 204. installing a sleeve; 205. a triangular block; 206. a telescopic rod; 207. a clamping plate; 208. a support bar; 209. a through hole; 210. a chute; 211. connecting the sliding block; 212. connecting the sliding chute; 3. a hydraulic lever; 4. a top plate; 5. a spandrel girder; 6. a solid section mold; 7. a first mounting bar; 8. a second mounting bar; 9. a through groove; 10. connecting blocks; 11. and (5) sleeving the steel bars.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: hollow mound top solid section construction equipment, including hollow mound 1, hollow mound 1 is provided with two sets ofly, the top in two sets of hollow mounds 1 outside all overlaps and is equipped with fixed subassembly 2, it is fixed to carry out the secondary to construction equipment, improve the security, the both sides at 2 tops of two sets of fixed subassemblies all are provided with hydraulic stem 3, the top of two sets of hydraulic stem 3 is provided with roof 4, the inside intermediate position department of two sets of roof 4 is provided with logical groove 9, the both ends at 4 tops of two sets of roofs are provided with solid section mould 6, the top of two sets of solid section moulds 6 all is provided with spandrel girder 5, the top of two sets of spandrel girder 5 is provided with first installation pole 7, the top of first installation pole 7 is provided with solid section mould 6, the both sides of solid section mould 6 bottom are provided with connecting block 10, the inside top of connecting block 10 is provided with multiunit steel sleeve 11.
As a preferable embodiment of the present embodiment: the fixed component 2 comprises a mounting plate 201, a gear 202, a threaded rod 203, a mounting sleeve 204, a triangular block 205, an expansion link 206, a clamping plate 207, a support rod 208, a through hole 209, a chute 210, a connecting slide block 211 and a connecting chute 212, the mounting plate 201 is positioned on the outer side of the hollow pier 1, the mounting sleeve 204 is arranged at the bottom of the mounting plate 201, two groups of threaded rods 203 are arranged at two ends of the top of the mounting plate 201, the gear 202 is arranged at the top of the threaded rod 203, the support rod 208 is sleeved at the bottom of the outer side of the threaded rod 203, the triangular block 205 is arranged at the bottom of the support rod 208, the connecting chutes 212 are arranged at two sides of the triangular block 205, the through hole 209 is arranged at the middle position of two ends of the mounting sleeve 204, the support rod 208 is arranged at the top of one end of the front of the mounting sleeve 204, the expansion link 206 is sleeved inside the two groups of the support rods 208, and the clamping plate 207 is arranged at one end of the two groups of the expansion link 206 close to each other, the one end that two sets of telescopic links 206 kept away from each other all is provided with chute 210, and the inside both sides of two sets of chutes 210 all are provided with link block 211, can carry out dual fixed to construction equipment, improve construction equipment's stability.
As a preferable embodiment of the present embodiment: the triangular block 205 is located inside the inclined groove 210, and the connecting sliding block 211 and the connecting sliding groove 212 are in sliding fit with each other, so that the movement of the triangular block 205 is more stable.
As a preferable embodiment of the present embodiment: the top of the hollow pier 1 is provided with a mounting groove, and the inside of the mounting groove is provided with a steel bar, so that the hollow pier 1 and the solid section can be connected more firmly.
As a preferable embodiment of the present embodiment: the clamping plate 207 is provided with the antiskid tooth near the one end of hollow mound 1, and the clamping plate 207 is located the inside of through-hole 209, and the centre gripping is more stable.
As a preferable embodiment of the present embodiment: the top of gear 202 is provided with the turning handle, and the outside of turning handle is provided with the rotating sleeve, can save more laborsaving gear 202 rotation.
As a preferable embodiment of the present embodiment: the chute 210 both ends all are provided with the connecting seat, and the connecting seat passes through fastening bolt to be connected, tentatively installs construction equipment.
As a preferable embodiment of the present embodiment: the middle position of the bottom of the bearing beam 5 is arc-shaped, and the bearing beam 5 is formed by welding a plurality of groups of steel, so that the firmness of the bearing beam 5 is improved.
As a preferable embodiment of the present embodiment: the both sides of installing sleeve 204 are provided with the angle iron, and fixed connection between angle iron top and the mounting panel 201 for intensity between installing sleeve 204 and the mounting panel 201 is higher.
The use method of the hollow pier top solid section construction device comprises the following use steps:
the method comprises the following steps: the mounting plate 201 is arranged on the outer side of the hollow pier 1 through a fastening bolt mounting sleeve, the mounting plate 201 and the mounting sleeve 204 can be preliminarily fixed, and after the two half mounting plates 201 and the mounting sleeve 204 are spliced, the two groups of gears 202 are meshed with each other;
step two: then, the two groups of gears 202 are rotated to enable the supporting rod 208 to move downwards through the threaded rod 203, the supporting rod 208 drives the triangular block 205 to move downwards, the triangular block 205 pushes the telescopic rod 206 to approach to the hollow pier 1 under the action of the oblique edge, and therefore the clamping plates 207 are driven to move towards the hollow pier 1, the hollow pier 1 is tightly fastened and clamped by the groups of clamping plates 207, and the fixing assembly 2 is further fixed;
step three: then a hydraulic rod 3, a top plate 4, a bearing beam 5, a solid section mould 6, a first mounting rod 7 and a second mounting rod 8 are sequentially mounted on the fixed component 2, then a plurality of groups of steel bar sleeves 11 are embedded in the solid section mould 6, and after embedding, the solid section can be poured in the solid section mould 6, so that the pouring and the manufacturing of the solid section are completed;
step four: then start multiunit hydraulic stem 3, make 3 work of hydraulic stem drive roof 4 downstream, thereby it is close to hollow mound 1 department to drive solid section mould 6, make connecting block 10 be close to the mounting groove on the hollow mound 1, accomplish the butt joint with hollow mound 1, with the pre-buried reinforcing bar of steel sleeve 11 cover on hollow mound 1 one by one, accomplish whole butt joints, then pour into the thick liquids to its inside through steel sleeve 11, make steel sleeve 11 and reinforcing bar accomplish the integral type and connect, accomplish and connect the back between hollow mound 1 and the solid section, demolish solid section mould 6, and demolish other parts in proper order.
Example 1: as shown in fig. 2-5, establish mounting panel 201 in the outside of hollow mound 1 through the fastening bolt installation cover, can carry out preliminary fixed to mounting panel 201 and installation cover 204, after splicing two sets of half mounting panel 201 and installation cover 204 and accomplishing, intermeshing between two sets of gears 202, then rotatory two sets of gears 202 make bracing piece 208 move down through threaded rod 203, thereby bracing piece 208 drives triangle-shaped piece 205 move down, triangle-shaped piece 205 then carries out the lapse in the inside of chute 210, triangle-shaped piece 205 promotes telescopic link 206 and is close to hollow mound 1 department under the effect of hypotenuse, thereby it moves to hollow mound 1 department to drive grip block 207, make multiunit grip block 207 fasten the fixed card to hollow mound 1 tightly, further to fixed subassembly 2's fixed.
Example 2:
as shown in fig. 1, 6 and 7, when hydraulic stem 3 drives roof 4 downstream, make hollow mound 1 pass through groove 9 gradually, pass between two sets of spandrel girders 5 and between first installation pole 7 in proper order, make connecting block 10 remove to the mounting groove inside slowly, then steel casing 11 overlaps in its outside with the reinforcing bar one-to-one, then through steel casing 11 toward its inside pouring thick liquids, make steel casing 11 and reinforcing bar integrated into one piece, improve the firm nature.
The working principle is as follows: the mounting plate 201 is arranged outside the hollow pier 1 through the fastening bolt mounting sleeve, the mounting plate 201 and the mounting sleeve 204 can be preliminarily fixed, after two sets of half mounting plates 201 and the mounting sleeve 204 are spliced, the two sets of gears 202 are meshed with each other, then the two sets of gears 202 are rotated to enable the supporting rod 208 to move downwards through the threaded rod 203, the supporting rod 208 drives the triangular block 205 to move downwards, the triangular block 205 slides downwards in the chute 210, the triangular block 205 pushes the telescopic rod 206 to be close to the hollow pier 1 under the action of the inclined edge, so that the clamping plate 207 is driven to move towards the hollow pier 1, the hollow pier 1 is tightly clamped and fixedly by the groups of clamping plates 207, the fixing assembly 2 is further fixed, the construction device can be doubly guaranteed, the tightness is improved, and then the hydraulic rods 3, the top plate 4, the hydraulic rods are sequentially arranged on the fixing assembly 2, The bearing beam 5, the solid section mould 6, the first installation rod 7 and the second installation rod 8, then, a plurality of groups of embedded steel bar sleeves 11 are embedded in the solid section mould 6, the solid section can be poured in the solid section mould 6 after embedding, pouring and manufacturing of the solid section are completed, then, a plurality of groups of hydraulic rods 3 are started, the hydraulic rods 3 work to drive the top plate 4 to move downwards, the solid section mould 6 is driven to approach the hollow pier 1, the connecting block 10 is close to the installation groove on the hollow pier 1, butt joint with the hollow pier 1 is completed, the embedded steel bars on the hollow pier 1 are sleeved with the steel bar sleeves 11 one by one, all butt joint is completed, then, slurry is poured into the steel bar sleeves 11 through the steel bar sleeves 11, the steel bar sleeves 11 and the steel bars are integrally connected, after connection between the hollow pier 1 and the solid section is completed, the solid section mould 6 is disassembled, and the other parts are removed in turn.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. Hollow mound top solid section construction equipment, including hollow mound (1), its characterized in that: the hollow pier (1) is provided with two groups, the tops of the outer sides of the two groups of hollow piers (1) are all sleeved with fixing components (2), the two sides of the tops of the two groups of fixing components (2) are all provided with hydraulic rods (3), the tops of the two groups of hydraulic rods (3) are provided with top plates (4), the middle positions inside the two groups of top plates (4) are provided with through grooves (9), the two ends of the tops of the two groups of top plates (4) are provided with solid section molds (6), the tops of the two groups of solid section molds (6) are both provided with bearing beams (5), the tops of the two groups of bearing beams (5) are provided with first mounting rods (7), the top of the first mounting rod (7) is provided with a solid section die (6), connecting blocks (10) are arranged on two sides of the bottom of the solid section die (6), the top inside connecting block (10) is provided with multiunit steel bar sleeve pipe (11).
2. The hollow pier top solid section construction device according to claim 1, wherein: the fixed component (2) comprises a mounting plate (201), a gear (202), a threaded rod (203), a mounting sleeve (204), a triangular block (205), a telescopic rod (206), a clamping plate (207), supporting rods (208), through holes (209), a chute (210), a connecting sliding block (211) and a connecting sliding groove (212), wherein the mounting plate (201) is located on the outer side of the hollow pier (1), the mounting sleeve (204) is arranged at the bottom of the mounting plate (201), two groups of threaded rods (203) are arranged at two ends of the top of the mounting plate (201), the gear (202) is arranged at the top of each threaded rod (203), the supporting rods (208) are sleeved at the bottom of the outer side of each threaded rod (203), the triangular block (205) is arranged at the bottom of each supporting rod (208), the connecting sliding grooves (212) are arranged at two sides of the triangular block (205), the through holes (209) are arranged at the middle positions of two ends of the mounting sleeve (204), the top of installation cover (204) positive one end all is provided with bracing piece (208), and is two sets of the inside cover of bracing piece (208) is equipped with telescopic link (206), and is two sets of telescopic link (206) one end that is close to each other all is provided with grip block (207), and is two sets of the one end that telescopic link (206) kept away from each other all is provided with chute (210), and is two sets of the inside both sides of chute (210) all are provided with link block (211).
3. The hollow pier top solid section construction device according to claim 2, wherein: the triangular block (205) is positioned in the inclined groove (210), and the connecting sliding block (211) and the connecting sliding groove (212) are matched in a sliding mode.
4. The hollow pier top solid section construction device according to claim 1, wherein: the top of the hollow pier (1) is provided with a mounting groove, and a reinforcing steel bar is arranged inside the mounting groove.
5. The hollow pier top solid section construction device according to claim 2, wherein: the clamping plate (207) is provided with anti-skidding teeth near one end of the hollow pier (1), and the clamping plate (207) is located inside the through hole (209).
6. The hollow pier top solid section construction device according to claim 2, wherein: the top of gear (202) is provided with the turning handle, and the outside of turning handle is provided with the rotating sleeve.
7. The hollow pier top solid section construction device according to claim 2, wherein: the chute (210) is provided with connecting seats at two ends, and the connecting seats are connected through fastening bolts.
8. The hollow pier top solid section construction device according to claim 1, wherein: the middle position of the bottom of the bearing beam (5) is arc-shaped, and the bearing beam (5) is formed by welding a plurality of groups of steel.
9. The hollow pier top solid section construction device according to claim 2, wherein: the two sides of the mounting sleeve (204) are provided with triangular irons, and the tops of the triangular irons are fixedly connected with the mounting plate (201).
10. The use method of the hollow pier top solid section construction device adopts the hollow pier top solid section construction device as claimed in any one of claims 1 to 9, and comprises the following steps:
the method comprises the following steps: the mounting plate (201) is sleeved on the outer side of the hollow pier (1) through a fastening bolt, the mounting plate (201) and the mounting sleeve (204) can be preliminarily fixed, and after the two half mounting plates (201) and the mounting sleeve (204) are spliced, the two groups of gears (202) are meshed with each other;
step two: then, the two groups of gears (202) are rotated to enable the supporting rod (208) to move downwards through the threaded rod (203), the supporting rod (208) drives the triangular block (205) to move downwards, the triangular block (205) pushes the telescopic rod (206) to be close to the hollow pier (1) under the action of the inclined edge, so that the clamping plates (207) are driven to move towards the hollow pier (1), the hollow pier (1) is tightly fixed and clamped by the groups of clamping plates (207), and the fixing assembly (2) is further fixed;
step three: then a hydraulic rod (3), a top plate (4), a bearing beam (5), a solid section die (6), a first mounting rod (7) and a second mounting rod (8) are sequentially mounted on the fixed assembly (2), then a plurality of groups of embedded steel bar sleeves (11) are embedded in the solid section die (6), the solid section can be poured in the solid section die (6) after embedding, and pouring and manufacturing of the solid section are completed;
step four: then start multiunit hydraulic stem (3), make hydraulic stem (3) work drive roof (4) downstream, thereby it is close to hollow mound (1) department to drive solid section mould (6), make connecting block (10) be close to the mounting groove on hollow mound (1), accomplish the butt joint with hollow mound (1), overlap the pre-buried reinforcing bar on hollow mound (1) with steel sleeve pipe (11) one by one, accomplish whole butt joints, then fill the thick liquids to its inside through steel sleeve pipe (11), make steel sleeve pipe (11) and reinforcing bar accomplish the integral type and connect, accomplish and connect the back between hollow mound (1) and the solid section, demolish solid section mould (6), and demolish other parts in proper order.
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| CN202111012761.5A CN113756195B (en) | 2021-08-31 | 2021-08-31 | Hollow pier top solid section construction device and method |
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| CN202111012761.5A CN113756195B (en) | 2021-08-31 | 2021-08-31 | Hollow pier top solid section construction device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635368A (en) * | 2022-04-24 | 2022-06-17 | 重庆高速公路集团有限公司 | Nondestructive external dismantling method for hollow pier top construction support and template of bridge |
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| CN114635368A (en) * | 2022-04-24 | 2022-06-17 | 重庆高速公路集团有限公司 | Nondestructive external dismantling method for hollow pier top construction support and template of bridge |
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