Search

CN-117051711-B - Support device for bridge construction

CN117051711BCN 117051711 BCN117051711 BCN 117051711BCN-117051711-B

Abstract

The invention discloses a supporting device for bridge construction, which comprises a hoop and two cross beams, wherein the two cross beams are fixedly connected to the upper sides of the hoop in parallel, a plurality of parallel longitudinal beams are arranged on the upper sides of the two cross beams, a folding rod group is arranged between two adjacent longitudinal beams, one of the longitudinal beams at the outermost end is provided with a hanging lug, the bottoms of the longitudinal beams are symmetrically and slidingly connected with a sliding seat, the side surfaces of the cross beams are fixedly connected with clamping plates, the clamping plates are provided with clamping grooves, the bottoms of the sliding seats are fixedly connected with limited step columns, and the step columns are correspondingly arranged with the clamping grooves. According to the invention, a large number of longitudinal beams are suspended by the crane, after the longitudinal beams on one side are firstly put on the upper side of the cross beam, the crane moves the whole longitudinal beam towards the pier direction, the step columns at the bottom of the longitudinal beam slide into the clamping grooves from the side surfaces, the guide inclined surfaces play a role in guiding and compressing the supporting springs, when the arc grooves are reached, the step columns slide along the outer ends of the longitudinal beam, and the step columns on the two sides correspondingly slide and support the two ends of the longitudinal beam, so that the longitudinal beam cannot fall off easily.

Inventors

  • XIAO HEHUA
  • XIAO YUXIE

Assignees

  • 长沙市规划设计院有限责任公司

Dates

Publication Date
20260505
Application Date
20230814

Claims (5)

  1. 1. The supporting device for bridge construction comprises a hoop (1) and two cross beams (2), wherein the two cross beams (2) are fixedly connected to the upper side of the hoop (1) in parallel, a plurality of parallel longitudinal beams (3) are arranged on the upper sides of the two cross beams (2), and the supporting device is characterized in that a folding rod group is arranged between every two adjacent longitudinal beams (3), one longitudinal beam (3) at the outermost end is provided with a hanging lug, the bottoms of the longitudinal beams (3) are symmetrically and slidingly connected with a sliding seat (4), the side surfaces of the cross beams (2) are fixedly connected with clamping plates (5), the clamping plates (5) are provided with clamping grooves (51), the bottoms of the sliding seats (4) are fixedly connected with spacing step columns (6), and the step columns (6) are correspondingly arranged with the clamping grooves (51); The folding rod group comprises a fixed-length rod (7) and a telescopic rod (8), wherein the telescopic rod (8) is hinged between two longitudinal beams (3), the fixed-length rod (7) is hinged between the rest longitudinal beams (3), two groups of fixed-length rods (7) are hinged at one side of the longitudinal beams (3), and the fixed-length rods (7) between two adjacent longitudinal beams (3) are hinged in a one-to-one correspondence manner; the telescopic rod (8) comprises a reference rod (81), a support plate (82) is hinged in a side groove of the longitudinal beam (3) and the hinge shaft is transversely arranged, the reference rod (81) is hinged with the support plate (82), and a hinged rotating shaft is vertically arranged when the support plate (82) is horizontal; The inside square smooth chamber (83) that is equipped with of benchmark pole (81), the interior sliding connection multistage pole (84) in square smooth chamber (83), fixed connection extension spring (85) between the inner of multistage pole (84) and square smooth chamber (83) end, multistage pole (84) are including a plurality of articulated pull rod (86) in proper order, and the outer end of multistage pole (84) between two adjacent longerons (3) articulates each other.
  2. 2. The supporting device for bridge construction according to claim 1, wherein one end of the clamping groove (51) is open, a guide inclined plane (52) is arranged on the open side of the clamping groove (51), and the inner end of the guide inclined plane (52) is connected with an arc-shaped groove (53); The longitudinal beam (3) is H-shaped steel, a baffle plate (54) is fixedly connected in a side groove of the longitudinal beam (3), a guide rod (55) is fixedly connected to the side face of the baffle plate (54), a supporting plate (56) is fixedly connected to the end of the guide rod (55), the supporting plate (56) is fixedly connected in the side groove of the longitudinal beam (3), a sliding seat (4) is slidably connected to the guide rod (55), and a supporting spring (57) is fixedly connected between the baffle plate (54) and the sliding seat (4).
  3. 3. The supporting device for bridge construction according to claim 1, wherein the two sides of one end of the reference rod (81) far from the longitudinal beam (3) are fixedly connected with the sloping plate (811) respectively.
  4. 4. A supporting device for bridge construction according to claim 3, characterized in that the outer ends of the mutually hinged segments (84) are rotatably connected to the fifth wheel (9).
  5. 5. The supporting device for bridge construction according to claim 4, wherein one side of the traction seat (9) is fixedly connected with a circular ring (91).

Description

Support device for bridge construction Technical Field The invention relates to the technical field of bridge construction supporting structures, in particular to a supporting device for bridge construction. Background The bridge construction support bracket is a support bracket for construction and later maintenance of a bridge, can realize normal construction of workers and place relevant construction tools and materials, and is more and more in variety along with development of scientific technology, and the demand for the bridge construction support bracket is higher and higher. The existing supporting device comprises anchor clamps, the anchor clamps are provided with cross beams and longitudinal beams, the anchor clamps are welded or fixed by bolts, the longitudinal beams are distributed densely, so that one-by-one installation efficiency is low, the construction efficiency is not convenient to improve, the cross beams and the longitudinal beams are arranged in the longitudinal and transverse directions, large gaps are easily formed between the cross beams and cylindrical piers, and the support force of the casting template is insufficient due to the fact that the cross beams and the longitudinal beams are stepped on or are installed subsequently. Disclosure of Invention The invention aims to solve the defects in the prior art and provides a supporting device for bridge construction. In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a strutting arrangement for bridge construction, includes staple bolt and two crossbeams, two crossbeam parallel fixed connection is in the staple bolt upside, and two crossbeam upside is equipped with a plurality of parallel longerons, is equipped with folding pole group between two adjacent longerons, and one of them longeron of outer end sets up the hangers, longeron bottom symmetry sliding connection slide, crossbeam side fixed connection cardboard, the cardboard is equipped with the draw-in groove, and the spacing step post of slide bottom fixed connection corresponds the setting with the draw-in groove. Preferably, one end of the clamping groove is open, a guide inclined plane is arranged on the open side of the clamping groove, and the inner end of the guide inclined plane is connected with the arc-shaped groove; the longitudinal beam is H-shaped steel, a baffle is fixedly connected in a side groove of the longitudinal beam, the side face of the baffle is fixedly connected with a guide rod, the end of the guide rod is fixedly connected with a supporting plate, the supporting plate is fixedly connected in the side groove of the longitudinal beam, a sliding seat is slidably connected on the guide rod, and a supporting spring is fixedly connected between the baffle and the sliding seat. Preferably, the folding rod group comprises a fixed length rod and a telescopic rod, wherein the telescopic rod is hinged between two longitudinal beams, the fixed length rod is hinged between the rest longitudinal beams, two fixed length rods are hinged on one side of each longitudinal beam, and the fixed length rods between two adjacent longitudinal beams are hinged in a one-to-one correspondence manner; The telescopic rod comprises a reference rod, the side grooves of the longitudinal beams are hinged with the support plates, the hinge shafts are transversely arranged, the reference rod is hinged with the support plates, and the hinge shafts are vertically arranged when the support plates are horizontal; The inside square smooth chamber that is equipped with of benchmark pole, the multistage pole of sliding connection in square smooth chamber, fixed connection extension spring between the inner of multistage pole and the square smooth chamber end, multistage pole include a plurality of articulated pull rods in proper order, and the outer end of multistage pole between two adjacent longerons articulates each other. Preferably, two sides of one end of the reference rod, which is far away from the longitudinal beam, are respectively fixedly connected with the inclined plate. Preferably, the outer ends of the mutually hinged multi-segment rods are rotatably connected to the fifth wheel. Preferably, one side of the traction seat is fixedly connected with the circular ring. The supporting device for bridge construction has the advantages that after the supporting device is installed through the anchor ear and the cross beam, a large number of longitudinal beams are integrally suspended through the crane, the longitudinal beams on one side are firstly put up to the upper side of the cross beam, the crane moves the longitudinal beams integrally towards the pier direction, the step columns at the bottom of the longitudinal beams slide into the clamping grooves from the side surfaces, the guide inclined surfaces play a role in guiding and compressing the supporting springs, when the arc grooves are reached, the step c