CN216551601U

CN216551601U - Bridge curtain board installation auxiliary assembly

Info

Publication number: CN216551601U
Application number: CN202123129345.1U
Authority: CN
Inventors: 温晓辉; 程宏; 李崇; 籍学斌; 胡红亚; 肖万国; 许永旭
Original assignee: China Railway Construction Bridge Engineering Bureau Group Co Ltd; Third Engineering Co Ltd of China Railway Construction Bridge Engineering Bureau Group Co Ltd
Current assignee: China Railway Construction Bridge Engineering Bureau Group Co Ltd; Third Engineering Co Ltd of China Railway Construction Bridge Engineering Bureau Group Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-17
Anticipated expiration: 2031-12-14

Abstract

The invention provides auxiliary equipment for mounting a bridge curtain board, which comprises a rack, wherein travelling wheels are arranged at the lower end of the rack, a working beam is mounted at the top of the rack, a hoisting device is mounted on the working beam, and a hoisting rope is lowered by controlling the hoisting device to hoist the bridge curtain board; the position of the bridge curtain board is adjusted by controlling the hoisting device to move on the working beam; the working beam comprises a main body part and a cantilever part which extends out of the rack, and when the hoisting device moves to the main body part from the cantilever part, the bridge shield is transported to the position above the bridge from the outer side of the bridge. The auxiliary equipment for installing the bridge curtain board is not limited by the height of the bridge, is simple to operate, can be synchronously carried out with the construction on the bridge, and reduces the construction period. When the construction, bridge sunshade prefab can once hoist and accomplish the construction of installation, and labour saving and time saving has avoided the secondary to transport.

Description

Bridge curtain board installation auxiliary assembly

Technical Field

The invention belongs to the technical field of building construction, and particularly relates to auxiliary equipment for installing a bridge curtain board.

Background

The bridge curtain board is usually the concrete prefabricated member of installing in the bridge both sides, and among the prior art, during bridge deck system construction, can adopt crane hoist and mount bridge curtain board prefabricated member mostly, and the installation efficiency of construction meets the end, and the crane receives the site operation environmental impact, and the limitation is big. If the curtain board is installed after all bridge girders are erected, the construction progress of the bridge deck system has a certain open period, which affects the progress of the construction period. In addition, during actual field construction, the installation operation of the shielding plate on the bridge generally adopts manual cooperation with mechanical equipment such as a small-sized loader or a forklift for construction, the quantity of manpower and equipment is large, the operation is complex, the quality protection effect of finished products is poor, the secondary reverse transportation phenomenon exists, and in addition, before the beam erection is finished, in order to ensure that the beam erection channel is smooth, the shielding plate installation machine needs to avoid a beam transporting vehicle. Therefore, the installation work efficiency of the curtain board is greatly reduced, and the construction cost is remarkably increased, so that a bridge curtain board construction device which can be conveniently, quickly and safely designed is needed to solve the problems.

Disclosure of Invention

In view of the above, the present invention provides an auxiliary device for installing a bridge curtain board, which aims to overcome the defects in the prior art.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a bridge curtain board installation auxiliary device comprises a rack, wherein travelling wheels are arranged at the lower end of the rack, a working beam is arranged at the top of the rack, a hoisting device is arranged on the working beam, and a hoisting rope is lowered by controlling the hoisting device to realize hoisting of a bridge curtain board; the position of the bridge curtain board is adjusted by controlling the hoisting device to move on the working beam; the working beam comprises a main body part and a cantilever part which extends out of the rack, and when the hoisting device moves to the main body part from the cantilever part, the bridge shield is conveyed to the position above the bridge from the outer side of the bridge.

Further, the rack comprises a rectangular top frame at the top of the rack, and four corners of the top frame are respectively provided with an upright post; the top frame comprises two longitudinal beams arranged in parallel and two upper cross beams arranged in parallel, the longitudinal beams are arranged along the moving direction of the rack, the upper cross beams are perpendicular to the longitudinal beams, the lower ends of the upper cross beams are correspondingly provided with lower cross beams, and the two ends of each lower cross beam are respectively fixed on corresponding stand columns.

Furthermore, two inclined supports are arranged between the upper cross beam and the corresponding lower cross beam, and the two inclined supports are arranged in a crossed mode to form an X-shaped structure.

Furthermore, two inclined supports are arranged between the upper cross beam and the corresponding lower cross beam, and the middle parts of the two inclined supports are welded and fixed.

Furthermore, oblique supporting beams are arranged between the longitudinal beam and the upright columns corresponding to the two sides of the longitudinal beam.

Furthermore, the walking wheels are universal wheels with brakes.

Furthermore, the hoisting device comprises a trolley and a hoisting mechanism arranged on the trolley, wherein the trolley is arranged on the working beam, and the driving mechanism drives the trolley to move along the length direction of the working beam.

Furthermore, the hoisting mechanism comprises a winding drum and a motor for driving the winding drum, and a lifting hook is installed at the lower end of a lifting rope on the winding drum.

Compared with the prior art, the invention has the following advantages:

the bridge curtain board installation auxiliary equipment provided by the invention is not limited by the height of a bridge and is simple to operate. When the construction, bridge sunshade prefab can once hoist and mount and accomplish the construction, and labour saving and time saving has avoided the secondary to transport, has reduced equipment input, has reduced the construction degree of difficulty. And when the curtain board is hoisted under the bridge, girder erection equipment such as a girder transporting vehicle and the like can be avoided, and the interference on the construction on the bridge is reduced. And moreover, secondary transportation is not carried out, mutual interference among equipment is reduced, the quality of the finished product of the shielding plate is guaranteed, and the phenomena of edge missing and corner dropping caused by collision and cost increase are reduced. The curtain board can be hoisted and the construction on the bridge can be carried out synchronously, the construction period is shortened, and the construction cost is reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the present invention when the middle or small vehicle moves to the cantilever part of the working beam;

fig. 3 is a schematic view of the embodiment of the present invention with a hoisting beam.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.

An auxiliary device for installing a bridge curtain board is shown in figures 1 to 3 and comprises a frame, wherein walking wheels 1 are arranged at the lower end of the frame, and the walking wheels can be universal wheels with brakes by taking examples. The top of the frame is provided with a working beam 2, the working beam is provided with a hoisting device 3, and a hoisting rope 4 is lowered by controlling the hoisting device to realize hoisting of the bridge curtain board; the position of the bridge curtain board is adjusted by controlling the hoisting device to move on the working beam; the working beam comprises a main body part 5 and a cantilever part 6 which is externally extended out of the frame, and when the hoisting device moves from the cantilever part to the main body part, the bridge shield is conveyed to the upper part of the bridge from the outer side of the bridge.

The rack comprises a rectangular top frame at the top of the rack, and four corners of the top frame are respectively provided with an upright post 7; the top frame comprises two longitudinal beams 8 arranged in parallel and two upper cross beams 9 arranged in parallel, the longitudinal beams are arranged along the moving direction of the rack, the upper cross beams are perpendicular to the longitudinal beams, lower cross beams 10 are correspondingly arranged at the lower ends of the upper cross beams, and two ends of each lower cross beam are respectively fixed on corresponding stand columns, namely, the lower cross beams are connected between the two stand columns of the rack in the transverse direction, and the structure is reinforced.

In order to further improve the overall stability of the frame, in an alternative embodiment, two diagonal braces 11 are provided between the upper cross beam and the corresponding lower cross beam, and the two diagonal braces are arranged crosswise to form an X-shaped structure. For example, two inclined supports are arranged between the upper cross beam and the corresponding lower cross beam, and the middle parts of the two inclined supports are welded and fixed. In addition, an oblique support beam 12 is provided between the longitudinal beam and the corresponding column on both sides thereof.

The hoisting device comprises a trolley 13 and a hoisting mechanism 14 arranged on the trolley, wherein the trolley is arranged on the working beam, and the driving mechanism drives the trolley to move along the length direction of the working beam (namely the transverse direction of the rack). For example, the driving mechanism comprises a driving motor installed on the trolley, a driving gear is installed at the output shaft end of the driving motor, a rack structure matched with the driving gear is arranged on the workload, and the driving gear is driven to rotate by controlling the driving motor, so that the driving gear and the rack structure are meshed for transmission, and the purpose of controlling the trolley to move is achieved. The driving motor rotates forwards and backwards to realize the adjustment of the trolley moving back and forth along the working beam. Of course, a person skilled in the art may design the hoisting device by referring to the movement control manner of the trolley on the overhead travelling crane, as long as the control of the movement adjustment of the trolley along the working beam can be realized.

In an alternative embodiment, as shown in fig. 2, the lifting mechanism includes a drum 15 and a motor 16 for driving the drum, a hook 17 is installed at a lower end of a lifting rope on the drum, the cover prefabricated member is lifted by the hook, and the drum is driven by the motor to rotate, so that the lifting rope is wound and lifted or released, and the purpose of controlling the lifting of the hook is achieved.

In another alternative embodiment, as shown in fig. 3, a hoisting beam 18 is installed at the lower end of the lifting rope, and two assembling clamping mechanisms are installed on the hoisting beam relatively, specifically, the assembling clamping mechanism includes a clamping jaw 19 installed at the lower end of the hoisting beam in a sliding manner, and after the two clamping jaws are adjusted to required positions (clamping the shield prefabricated member) as required, the two clamping jaws are fixed on the hoisting beam through screws or other fixing members, so that the clamping jaws cannot be displaced during the lifting process of the lifting rope. After the curtain board prefabricated member is clamped and fixed by the clamping jaws, the hoisting mechanism is started to lift the prefabricated member. Utilize the dress card mechanism centre gripping on hoist and mount crossbeam and the hoist and mount crossbeam to fix the sunshade prefab, it is better to hang to rise and the stability of work progress.

Can arrange this equipment on the vertical access of bridge, the bridge side is stretched out outward to the cantilever part of work roof beam outward, moves the dolly to the cantilever part earlier during the construction, transfers the lifting rope to hang and gets the sunshade prefab to promote the prefab to the bridge floor height, later remove to the main part from the cantilever part of work roof beam through actuating mechanism drive dolly, after the adjustment and the well mounted position of adjusting, transfer the prefab and install, whole installation safety and high efficiency, labour saving and time saving.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.

Claims

1. The utility model provides a bridge curtain board installation auxiliary assembly which characterized in that: the bridge curtain board hoisting device comprises a rack, wherein walking wheels are arranged at the lower end of the rack, a working beam is arranged at the top of the rack, a hoisting device is arranged on the working beam, and a hoisting rope is lowered by controlling the hoisting device to realize hoisting of a bridge curtain board; the position of the bridge curtain board is adjusted by controlling the hoisting device to move on the working beam; the working beam comprises a main body part and a cantilever part which extends out of the rack, and when the hoisting device moves to the main body part from the cantilever part, the bridge shield is conveyed to the position above the bridge from the outer side of the bridge.

2. The bridge shield installation aid of claim 1, wherein: the rack comprises a rectangular top frame at the top of the rack, and four corners of the top frame are respectively provided with an upright post; the top frame comprises two longitudinal beams arranged in parallel and two upper cross beams arranged in parallel, the longitudinal beams are arranged along the moving direction of the rack, the upper cross beams are perpendicular to the longitudinal beams, the lower ends of the upper cross beams are correspondingly provided with lower cross beams, and the two ends of each lower cross beam are respectively fixed on corresponding stand columns.

3. The bridge shield installation aid of claim 2, wherein: two inclined supports are arranged between the upper cross beam and the corresponding lower cross beam, and the two inclined supports are arranged in a crossed mode to form an X-shaped structure.

4. The bridge shield installation aid of claim 3, wherein: and the middle parts of the two inclined supports between the upper cross beam and the corresponding lower cross beam are welded and fixed.

5. The bridge shield installation aid of claim 2, wherein: and oblique supporting beams are arranged between the longitudinal beam and the upright columns corresponding to the two sides of the longitudinal beam.

6. The bridge shield installation aid of claim 1, wherein: the walking wheel adopts the universal wheel of self-contained brake.

7. The bridge shield installation aid of claim 1, wherein: the hoisting device comprises a trolley and a hoisting mechanism arranged on the trolley, wherein the trolley is arranged on the working beam, and the driving mechanism drives the trolley to move along the length direction of the working beam.

8. The bridge shield installation aid of claim 7, wherein: the lifting mechanism comprises a winding drum and a motor for driving the winding drum, and a lifting hook is arranged at the lower end of a lifting rope on the winding drum.