CN211006390U - Single-column pier steel-concrete combined hollow bent cap reinforcing structure - Google Patents
Single-column pier steel-concrete combined hollow bent cap reinforcing structure Download PDFInfo
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- CN211006390U CN211006390U CN201822057068.XU CN201822057068U CN211006390U CN 211006390 U CN211006390 U CN 211006390U CN 201822057068 U CN201822057068 U CN 201822057068U CN 211006390 U CN211006390 U CN 211006390U
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Abstract
The utility model relates to a single-column pier steel-concrete combined hollow capping beam reinforcing structure, which comprises a pier column, anti-drop steel bars, a fixed steel plate, a newly-added support, a support leveling steel block, a capping beam, an original support, a steel bar, a support cushion stone, studs, foam concrete, a hanging net, a shaped external template, external concrete and a profile steel bracket; the concrete protective layer stripping area of the pier stud is internally provided with embedded bars, and the embedded bars are connected with the middle vertical beam; the profile steel support consists of outer vertical beams, middle vertical beams, lower cross beams, upper cross beams, longitudinal beams and support rods, wherein the upper cross beams are arranged at the upper parts of the pier columns, the lower cross beams are arranged at the lower parts of the pier columns, the longitudinal beams are arranged between the upper cross beams, the support rods are arranged between the longitudinal beams and the lower cross beams, and the outer vertical beams and the middle vertical beams are arranged at the outer sides of the pier columns; the upper part of the longitudinal beam is provided with a fixed steel plate and is connected through a fixed screw. The utility model has the advantages that: the utility model discloses a shaped steel support is as atress braced skeleton, and braced skeleton can be prefabricated at mill's processing, and simple to operate further improves the efficiency of construction.
Description
Technical Field
The utility model relates to an independent column pier stud reinforced structure, in particular to independent column pier steel reinforced concrete makes up hollow bent cap reinforced structure.
Background
Along with the continuous construction of the single-column pier bridge in China, the technology is mature continuously, the cast-in-place continuous box girder is widely applied to the construction of urban overpasses, expressways and the like, the structural form of the cast-in-place continuous box girder is adopted in most construction processes, the lower structural form of the cast-in-place continuous box girder is mainly divided into a single-column pier and a double-column pier, only one fulcrum is arranged in the middle of the whole bridge deck in the design structure of the single-column pier bridge, and the fulcrum plays a specific supporting role in the whole bridge. All the weight of the vehicles running on the deck is within this bearing range of the supporting force. The bridge stress is even at the normal in-process that traveles of vehicle, can not produce the safety problem, but the vehicle overloads, the car does not travel along the bridge central line phenomenons can produce the seesaw phenomenon, causes whole bridge structure to take place the bridge and turn on one's side under the unbalanced condition of atress or phenomenon such as the support drops, brings very big potential safety hazard for people's safe trip.
In view of this, in order to solve the problems of uneven stress of the conventional single-pier structure, poor reconstruction and reinforcement construction method, high construction cost, long construction period and the like, the invention provides a simple and effective single-column pier steel-concrete combined hollow bent cap reinforcement structure, and the construction quality and the construction efficiency of single-column pier reinforcement are improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, provide a hollow bent cap reinforced structure of single-column mound steel-concrete combination.
The reinforcing structure of the single-column pier steel-concrete combined hollow capping beam comprises a pier column, anti-falling reinforcing steel bars, a fixed steel plate, a newly-added support, a support leveling steel block, a capping beam, an original support, embedded steel bars, support cushion stones, studs, foam concrete, a hanging net, a shaped external template, external concrete and a profile steel bracket; the concrete protective layer stripping area of the pier stud is internally provided with embedded bars, and the embedded bars are connected with the middle vertical beam; the profile steel support consists of outer vertical beams, middle vertical beams, lower cross beams, upper cross beams, longitudinal beams and support rods, wherein the upper cross beams are arranged at the upper parts of the pier columns, the lower cross beams are arranged at the lower parts of the pier columns, the longitudinal beams are arranged between the upper cross beams, the support rods are arranged between the longitudinal beams and the lower cross beams, and the outer vertical beams and the middle vertical beams are arranged at the outer sides of the pier columns; the upper part of the longitudinal beam is provided with a fixed steel plate and connected through a fixed screw rod, the upper part of the fixed steel plate is provided with a support base cushion stone, the upper part of the support base cushion stone is provided with a newly increased support, the upper part of the newly increased support is provided with a support base leveling steel block, the upper part of the support base leveling steel block is a cover beam, and the lower part of the lower cross beam is provided with an anti; the outer side of the section steel support is provided with a shaped outer template, foam concrete is poured on the inner side of the shaped outer template, studs and a hanging net are arranged on the outer side of the shaped outer template, and outer-coated concrete is arranged on the outer side of the hanging net; the upper part of the pier column is an original support.
Preferably, the method comprises the following steps: the middle vertical beam of the section steel support is connected with the pier stud through a bar planting bolt.
Preferably, the method comprises the following steps: the outer vertical beams on two sides of the pier column are connected through a longitudinal prestressed pull rod of the supporting section steel; the longitudinal prestressed pull rod of the supporting section steel is fixed with the outer vertical beam through a counter pull rod fixing end plate.
Preferably, the method comprises the following steps: the fixed steel plate is provided with a pre-buried screw; the embedded screw rods are inserted into the fixing holes of the support base cushion stones for fixing, and the periphery of the support base cushion stones are provided with cushion stone limiting angle steels.
Preferably, the method comprises the following steps: the stereotyped exterior sheathing is fixed through the counter-pulling reinforcing bar with shaped steel support, and the stereotyped exterior sheathing end at pier stud both sides is through template unsmooth shear force key-type connection.
The utility model has the advantages that:
(1) the utility model discloses the cutting of roof beam lid flange board adopts harmless excision, has avoided original pier stud to destroy, obviously reduces the destruction to the pier stud.
(2) The utility model discloses a shaped steel support is as atress braced skeleton, and braced skeleton can be prefabricated at mill's processing, and simple to operate further improves the efficiency of construction.
(3) The utility model discloses a shaped steel supporting framework, the outside sets up regularization template, and foam concrete is pour to regularization template inboard, and the dead weight is light, and whole atress nature is better, has higher bearing capacity.
Drawings
FIG. 1 is a schematic cross-sectional view of a reinforced structure of the single-column pier reinforced concrete combined hollow bent cap of the present invention;
FIG. 2 is a schematic side elevation view of a reinforcing structure of a single-column pier steel-concrete combined hollow capping beam;
FIG. 3 is a schematic plane view of a reinforcing structure of a single-column pier reinforced concrete combined hollow capping beam.
Description of reference numerals: 1-pier stud, 2-anti-falling steel bar, 3-lower cross beam, 4-stay bar, 5-longitudinal beam, 6-upper cross beam, 7-supporting section steel longitudinal prestress pull rod, 8-diagonal pull rod fixing end plate, 9-embedded screw, 10-rubble limiting angle steel, 11-fixing steel plate, 12-newly-added support, 13-support leveling steel block, 14-capping beam, 15-original support, 16-outer side vertical beam, 17-bar planting, 18-support rubble, 19-fixing screw, 20-diagonal steel bar, 21-stud, 22-foam concrete, 23-hanging net, 24-shaped external template, 25-external concrete, 26-template concave-convex shear key and 41-middle vertical beam.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
As shown in fig. 1 to 3, the reinforcing structure of the single-column pier steel-concrete combined hollow bent cap comprises a pier column 1, anti-falling reinforcing steel bars 2, a lower cross beam 3, a stay bar 4, a longitudinal beam 5, an upper cross beam 6, a supporting section steel longitudinal prestressed pull bar 7, a counter pull bar fixing end plate 8, an embedded screw 9, a rubble limiting angle steel 10, a fixing steel plate 11, a newly added support 12, a support leveling steel block 13, a bent cap 14, an original support 15, an outer vertical beam 16, a steel bar planting 17, a support rubble 18, a fixing screw 19, a counter pull reinforcing steel bar 20, a stud 21, foam concrete 22, a hanging net 23, a shaped outer template 24, outer concrete 25, a template concave-convex shear key 26 and a middle vertical beam 41.
The concrete protection layer stripping area of the pier stud 1 is internally provided with embedded bars 17, and the embedded bars 17 are connected with the middle vertical beam 41; the section steel support consists of outer vertical beams 16, middle vertical beams 41, lower cross beams 3, upper cross beams 6, longitudinal beams 5 and support rods 4, the upper cross beams 6 are arranged at the upper parts of the pier columns 1, the lower cross beams 3 are arranged at the lower parts of the pier columns 1, the longitudinal beams 5 are arranged between the upper cross beams 6, the support rods 4 are arranged between the longitudinal beams 5 and the lower cross beams 3, and the outer vertical beams 16 and the middle vertical beams 41 are arranged at the outer sides of the pier columns 1; the upper part of the longitudinal beam 5 is provided with a fixed steel plate 11 and connected through a fixed screw 19, the upper part of the fixed steel plate 11 is provided with a support base cushion stone 18, the upper part of the support base cushion stone 18 is provided with a newly-added support 12, the upper part of the newly-added support 12 is provided with a support base leveling steel block 13, the upper part of the support base leveling steel block 13 is a cover beam 14, and the lower part of the lower cross beam 3 is provided with an anti; the outer side of the section steel support is provided with a shaped outer template 24, foam concrete 22 is poured on the inner side of the shaped outer template 24, studs 21 and a hanging net 23 are arranged on the outer side of the shaped outer template 24, and outer-coated concrete 25 is arranged on the outer side of the hanging net 23; the upper part of the pier stud 1 is provided with an original support 15.
The middle vertical beam 41 of the section steel support is connected with the pier stud 1 through the embedded bars 17 through bolts.
The outer vertical beams 16 on the two sides of the pier stud 1 are connected through a support section steel longitudinal prestressed pull rod 7; the support section steel longitudinal prestress pull rod 7 is fixed with the outer vertical beam 16 through a tie rod fixing end plate 8.
The fixed steel plate 11 is provided with a pre-buried screw 9; the embedded screw rods 9 are inserted into the fixing holes of the support base cushion stones 18 for fixing, and the cushion stone limiting angle steels 10 are arranged on the periphery of the support base cushion stones 18.
The stereotyped outer formworks 24 are fixed with the section steel support through the split steel bars 20, and the ends of the stereotyped outer formworks 24 on the two sides of the pier stud 1 are connected through template concave-convex shear keys 26.
Claims (5)
1. Hollow bent cap reinforced structure of single pier steel reinforced concrete combination, its characterized in that: the steel column support comprises a pier stud (1), anti-falling steel bars (2), a fixed steel plate (11), a newly-added support (12), a support leveling steel block (13), a cover beam (14), an original support (15), embedded steel bars (17), support cushion stones (18), studs (21), foam concrete (22), a hanging net (23), a shaped outer formwork (24), outer-wrapped concrete (25) and a steel section support; the embedded steel bars (17) are arranged in the concrete protective layer stripping area of the pier stud (1), and the embedded steel bars (17) are connected with the middle vertical beam (41); the section steel support consists of outer vertical beams (16), middle vertical beams (41), lower cross beams (3), upper cross beams (6), longitudinal beams (5) and support rods (4), wherein the upper cross beams (6) are arranged at the upper parts of pier columns (1), the lower cross beams (3) are arranged at the lower parts of the pier columns (1), the longitudinal beams (5) are arranged between the upper cross beams (6), the support rods (4) are arranged between the longitudinal beams (5) and the lower cross beams (3), and the outer vertical beams (16) and the middle vertical beams (41) are arranged at the outer sides of the pier columns (1); the upper part of the longitudinal beam (5) is provided with a fixed steel plate (11) and connected through a fixed screw (19), the upper part of the fixed steel plate (11) is provided with a support base cushion stone (18), the upper part of the support base cushion stone (18) is provided with a newly-added support (12), the upper part of the newly-added support (12) is provided with a support base leveling steel block (13), the upper part of the support base leveling steel block (13) is provided with a cover beam (14), and the lower part of the lower cross beam (3) is provided with an anti; a forming outer template (24) is arranged on the outer side of the section steel support, foam concrete (22) is poured on the inner side of the forming outer template (24), studs (21) and a hanging net (23) are arranged on the outer side of the forming outer template (24), and outer-coated concrete (25) is arranged on the outer side of the hanging net (23); the upper part of the pier stud (1) is provided with an original support (15).
2. The single-column pier steel-concrete combined hollow capping beam reinforcing structure according to claim 1, wherein: the middle vertical beam (41) of the section steel support is connected with the pier column (1) through a planting bar (17) bolt.
3. The single-column pier steel-concrete combined hollow capping beam reinforcing structure according to claim 1, wherein: the outer vertical beams (16) at two sides of the pier column (1) are connected through a support section steel longitudinal prestress pull rod (7); the support section steel longitudinal prestress pull rod (7) is fixed with the outer vertical beam (16) through a tie rod fixing end plate (8).
4. The single-column pier steel-concrete combined hollow capping beam reinforcing structure according to claim 1, wherein: the fixed steel plate (11) is provided with an embedded screw (9); the embedded screw (9) is inserted into a fixing hole of the support base cushion stone (18) for fixing, and the cushion stone limiting angle steel (10) is arranged on the periphery of the support base cushion stone (18).
5. The single-column pier steel-concrete combined hollow capping beam reinforcing structure according to claim 1, wherein: the stereotyped outer formworks (24) are fixed with the section steel support through opposite-pulling steel bars (20), and ends of the stereotyped outer formworks (24) on two sides of the pier stud (1) are connected through template concave-convex shear keys (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822057068.XU CN211006390U (en) | 2018-12-07 | 2018-12-07 | Single-column pier steel-concrete combined hollow bent cap reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822057068.XU CN211006390U (en) | 2018-12-07 | 2018-12-07 | Single-column pier steel-concrete combined hollow bent cap reinforcing structure |
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| Publication Number | Publication Date |
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| CN211006390U true CN211006390U (en) | 2020-07-14 |
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| CN201822057068.XU Active CN211006390U (en) | 2018-12-07 | 2018-12-07 | Single-column pier steel-concrete combined hollow bent cap reinforcing structure |
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| CN (1) | CN211006390U (en) |
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- 2018-12-07 CN CN201822057068.XU patent/CN211006390U/en active Active
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