CN212742227U - Cast-in-place box girder construction anti-falling device - Google Patents

Abstract

The utility model discloses a cast-in-place box girder construction anti-falling device, which comprises two supporting mechanisms, a first fixed plate, a second fixed plate and a connecting mechanism, wherein the two supporting mechanisms comprise a supporting seat, two first hydraulic cylinders with completely consistent specifications are fixedly arranged at the upper end of the supporting seat, and a connecting seat is fixedly arranged at the output ends of the two first hydraulic cylinders, the utility model can adjust the extension length of the output ends of the three second hydraulic cylinders, so that the two third fixed plates are respectively attached to the two support side walls, and the two third fixed plates are respectively fixed on the two support side walls, then the lengths of the output ends of the four first hydraulic cylinders are adjusted, so that the first fixed plate and the second fixed plate are just attached to the lower end wall of a beam box, then the first fixed plate and the second fixed plate are fixedly arranged on the lower end wall of the beam box, and the device can adapt to different installation environments through, the problem of traditional cast-in-place box girder construction anti falling device suitability relatively poor is solved.

Description

Cast-in-place box girder construction anti-falling device

Technical Field

The utility model relates to a case roof beam construction anti falling device, in particular to cast-in-place case roof beam construction anti falling device belongs to cast-in-place case roof beam construction anti falling device technical field.

Background

The box girder is one of the middle girders of the bridge engineering, the inner part is hollow, the two sides of the upper part are provided with flanges which are similar to boxes, so the box girder is named and divided into a single box, a plurality of boxes and the like, the box girder with the reinforced concrete structure is divided into a prefabricated box girder and a cast-in-place box girder, the box girder prefabricated in an independent field can be erected after the lower engineering is completed by combining a bridge erecting machine, the engineering progress can be accelerated, the construction period can be saved, and the cast-in-place box girder is mainly used for large continuous bridges.

The box girder construction is usually carried out in the suburb, the wind in the suburb is large generally, in order to avoid the wind action to cause the box girder to rock and influence the construction, the cast-in-place box girder construction anti-falling device can be used usually, but the present cast-in-place box girder construction anti-falling device has the defect of one aspect, the size of the traditional cast-in-place box girder construction anti-falling device is usually fixed, the cast-in-place box girder construction anti-falling device is required to be adjusted in large specification when the size of the box girder is different, the use is troublesome, and the cast-in-place box girder construction anti-falling device is required to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cast-in-place box girder construction anti falling device to solve the relatively poor problem of cast-in-place box girder construction anti falling device suitability that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cast-in-place box girder construction anti-falling device comprises two supporting mechanisms, a first fixing plate, a second fixing plate and connecting mechanisms, wherein the two supporting mechanisms comprise a supporting seat, two first hydraulic cylinders with completely consistent specifications are fixedly arranged at the upper end of the supporting seat, two output ends of the first hydraulic cylinders are fixedly provided with a connecting seat, the upper end of the connecting seat is fixedly provided with a third fixing plate, the upper end of one of the third fixing plates is fixedly provided with the first fixing plate, the upper end of the other third fixing plate is fixedly provided with the second fixing plate, one end of the connecting seat is fixedly provided with the connecting mechanism, the connecting mechanism comprises a first transverse plate, one end of the first transverse plate is fixedly arranged on the side wall of the third fixing plate below the first fixing plate, one end of the first transverse plate, far away from the connecting seat, is fixedly provided with a first fixing, and the output end of the second hydraulic cylinder is fixedly provided with a second fixed seat, one end of the second fixed seat is fixedly provided with a second transverse plate, and one end of the second transverse plate, far away from the second hydraulic cylinder, is fixedly arranged on the side wall of a third fixed plate below the second fixed plate.

As a preferred technical scheme of the utility model, four first screws have been seted up to first fixed plate through upper and lower wall, fixed mounting has first bolt in the first screw.

As an optimal technical scheme of the utility model, four second screws have been seted up to the second fixed plate through the upper and lower wall, fixed mounting has the second bolt in the second screw.

As a preferred technical scheme of the utility model, two the third fixed plate runs through double-phase all seted up the third screw to the lateral wall, two equal fixed mounting has the third bolt in the third screw.

As an optimized technical scheme of the utility model, two supporting mechanism fixed mounting is in coupling mechanism's both sides respectively and is located same horizontal plane.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a can adjust the extension length of three second pneumatic cylinder output, make two third fixed plates laminate respectively at two support lateral walls, and fix two third fixed plates respectively at two support lateral walls, then adjust the length of four first pneumatic cylinder outputs, make first fixed plate and second fixed plate just laminate end wall under the roof beam case, then with first fixed plate and second fixed plate fixed mounting end wall under the roof beam case, the regulatory action through first pneumatic cylinder and second pneumatic cylinder can make the device adapt to different installation environment, the relatively poor problem of traditional cast-in-place box roof beam construction anti-drop device suitability has been solved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal installation structure of the present invention;

FIG. 3 is a schematic view of the structure of the utility model in use;

fig. 4 is an enlarged schematic view of a portion a of fig. 3.

In the figure: 1. a support mechanism; 2. a first fixing plate; 3. a second fixing plate; 4. a connecting mechanism; 5. a box girder; 6. a support; 7. a bridge pier; 11. a supporting seat; 12. a first hydraulic cylinder; 13. a connecting seat; 14. a third fixing plate; 21. a first screw hole; 22. a first bolt; 31. a second screw hole; 32. a second bolt; 141. a third screw hole; 142. a third bolt; 41. a first transverse plate; 42. a first fixed seat; 43. a second hydraulic cylinder; 44. a second fixed seat; 45. and the second transverse plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a cast-in-place box girder construction anti-falling device, which comprises two supporting mechanisms 1, a first fixing plate 2, a second fixing plate 3 and a connecting mechanism 4, wherein the two supporting mechanisms 1 comprise a supporting seat 11, the supporting seat 11 is fixedly arranged at the upper end of a pier 7, two first hydraulic cylinders 12 with completely identical specifications are fixedly arranged at the upper end of the supporting seat 11, a connecting seat 13 is fixedly arranged at the output end of the two first hydraulic cylinders 12, a third fixing plate 14 is fixedly arranged at the upper end of the connecting seat 13, the first fixing plate 2 is fixedly arranged at the upper end of one third fixing plate 14, the second fixing plate 3 is fixedly arranged at the upper end of the other third fixing plate 14, the connecting mechanism 4 is fixedly arranged at one end of the connecting seat 13, the connecting mechanism 4 comprises a first transverse plate 41, one end of the first transverse, the first transverse plate 41 is fixedly provided with a first fixing seat 42 at one end far away from the connecting seat 13, one end of the first fixing seat 42 is fixedly provided with three second hydraulic cylinders 43, the output ends of the three second hydraulic cylinders 43 are fixedly provided with a second fixing seat 44, one end of the second fixing seat 44 is fixedly provided with a second transverse plate 45, and one end of the second transverse plate 45 far away from the second hydraulic cylinders 43 is fixedly arranged on the side wall of the third fixing plate 14 below the second fixing plate 3.

Wherein, four first screw holes 21 have been seted up to first fixed plate 2 through the upper and lower wall, and first bolt 22 is fixed mounting in first screw hole 21, and first fixed plate 2 passes through first bolt 22 fixed mounting in the 5 lower extremes of case roof beam.

Wherein, the second fixed plate 3 runs through the upper and lower wall and is seted up four second screw holes 31, and second bolt 32 is fixedly installed in the second screw hole 31, and second fixed plate 3 passes through second bolt 32 fixed mounting in the lower extreme of case roof beam 5.

Wherein, two third fixed plates 14 run through two opposite lateral walls and all seted up third screw hole 141, and equal fixed mounting has third bolt 142 in two third screw holes 141, and two third fixed plates 14 all pass through third bolt 142 fixed mounting in two support 6 lateral walls.

Wherein, two supporting mechanism 1 are respectively fixed mounting in the both sides of coupling mechanism 4 and are located same horizontal plane.

Principle of operation

The whole device is placed between two supports 6 on a pier 7, one third fixing plate 14 is fixed on the side wall of one support 6 through a third bolt 142, then the extension length of the output ends of three second hydraulic cylinders 43 is adjusted, the other third fixing plate 14 is attached to the side wall of the other support 6, the third fixing plate 14 is fixed on the side wall of the support 6 through the third bolt 142, and thus the fixed connection of the device and the support 6 is completed, then the length of the output ends of four first hydraulic cylinders 12 is adjusted, so that the first fixing plate 2 and the second fixing plate 3 are just attached to the lower end wall of a box girder 5, then the first fixing plate 2 and the second fixing plate 3 are fixedly installed on the lower end wall of the box girder 5 through a plurality of first bolts 22 and a plurality of second bolts 32, and thus the fixed connection of the device and the box girder 5 is completed.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a cast-in-place box girder construction anti falling device, includes two supporting mechanism (1), first fixed plate (2), second fixed plate (3) and coupling mechanism (4), its characterized in that: two supporting mechanisms (1) comprise supporting seats (11), two first hydraulic cylinders (12) with completely consistent specifications are fixedly mounted at the upper end of each supporting seat (11), two connecting seats (13) are fixedly mounted at the output ends of the first hydraulic cylinders (12), a third fixing plate (14) is fixedly mounted at the upper end of each connecting seat (13), a first fixing plate (2) is fixedly mounted at the upper end of one third fixing plate (14), a second fixing plate (3) is fixedly mounted at the upper end of the other third fixing plate (14), a connecting mechanism (4) is fixedly mounted at one end of each connecting seat (13), each connecting mechanism (4) comprises a first transverse plate (41), one end of each first transverse plate (41) is fixedly mounted on the side wall of the corresponding third fixing plate (14) below the corresponding first fixing plate (2), and a first fixing seat (42) is fixedly mounted at one end of each connecting seat (13) far away from the corresponding, first fixing base (42) one end fixed mounting has three second pneumatic cylinder (43), and is three second pneumatic cylinder (43) output end fixed mounting has second fixing base (44), second fixing base (44) one end fixed mounting has second diaphragm (45), second diaphragm (45) are kept away from second pneumatic cylinder (43) one end fixed mounting in third fixed plate (14) lateral wall of second fixed plate (3) below.

2. The cast-in-place box girder construction anti-falling device of claim 1, characterized in that: the first fixing plate (2) penetrates through the upper wall and the lower wall to be provided with four first screw holes (21), and first bolts (22) are fixedly installed in the first screw holes (21).

3. The cast-in-place box girder construction anti-falling device of claim 1, characterized in that: the second fixing plate (3) penetrates through the upper wall and the lower wall to be provided with four second screw holes (31), and second bolts (32) are fixedly mounted in the second screw holes (31).

4. The cast-in-place box girder construction anti-falling device of claim 1, characterized in that: and the two third fixing plates (14) penetrate through the two opposite side walls and are respectively provided with a third screw hole (141), and a third bolt (142) is fixedly arranged in each of the two third screw holes (141).

5. The cast-in-place box girder construction anti-falling device of claim 1, characterized in that: the two supporting mechanisms (1) are respectively and fixedly arranged on two sides of the connecting mechanism (4) and are positioned on the same horizontal plane.

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