CN210238316U

CN210238316U - Bridge inverted U-shaped hanging basket device

Info

Publication number: CN210238316U
Application number: CN201920943506.4U
Authority: CN
Inventors: Hongjun Sun; 孙宏军; Yong Zeng; 曾勇; Lan Hu; 胡岚
Original assignee: Hunan Gehigh Group Co ltd
Current assignee: Hunan Gehigh Group Co ltd
Priority date: 2018-08-14
Filing date: 2019-06-21
Publication date: 2020-04-03
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a basket device is hung to bridge shape of falling U, including upper portion main longitudinal grider, lower part main longitudinal grider and stand, from a dextrad to a left side fixedly connected with upper portion main beam and upper portion secondary beam in proper order between the front of upper portion main longitudinal grider inner wall and the back, and one side fixed mounting at upper portion main longitudinal grider top has the counter weight bucket, and pulley fixing device swing joint has the pulley in the bottom of upper portion post longeron, and the top fixed connection of the bottom of upper portion main beam and stand relates to bridge building technical field. This basket device is hung to bridge shape of falling U need not to set up a large amount of scaffolds, practices thrift a large amount of manpower and materials, need not large-scale mechanical equipment cooperation construction, does not receive the restriction of lower part ground condition, is applicable to the construction of various steel construction bridges, does not receive the restriction of bridge lower part topography landform, can pass through the pulley back-and-forth movement, for bridge construction provides very big facility, safe secure, can effective control construction quality with accelerate the construction progress, should hang the basket and directly hang on the bridge floor cantilever beam.

Description

Bridge inverted U-shaped hanging basket device

Technical Field

The utility model relates to a bridge building technical field specifically is a basket device is hung to bridge shape of falling U.

Background

The hanging basket is a main device in cantilever construction, can be divided into 4 types of trusses, inclined pull type, section steel type and mixed type according to the structural form, comprehensively compares the characteristics and the weight of the hanging basket in various forms, the type of steel adopted, the construction process and the like according to the construction process requirements of the concrete cantilever and the requirements of design drawings on the hanging basket; hanging basket design principle: the hanging basket has the advantages of light dead weight, simple structure, firmness, stability, convenience in forward movement and assembly and disassembly, strong reusability, small deformation after stress and the like, and the space under the hanging basket is sufficient, so that a large construction operation surface can be provided, and the construction operation of the steel bar formwork is facilitated.

At present, steel structure bridge engineering has been widely applied to various bridge construction fields, for example city pedestrian bridge, city overpass, cross river bridge etc. and the cantilever beam of bridge both sides often because technology and transportation reason, need the segmentation to install at mill's preparation back job site, the welding construction is assembled to its bottom to cantilever beam section installation inevitable needs again, original cantilever beam assembly welding construction often has 2 kinds of modes, one kind is to set up interim scaffold operation platform in the bridge bottom, be convenient for the workman to carry out the welding construction operation from top to bottom, or adopt construction lift truck to send constructor and machines to the cantilever beam bottom from ground and carry out the operation, above construction technique exists following not enoughly: 1. the progress of erecting a scaffold operation platform on site is slow, and the construction progress of the whole project is easily influenced; 2. some bridges are dozens of meters in height, the operation platform for dismantling the scaffold is time-consuming and labor-consuming to erect, and a large construction safety risk exists; 3. construction lift trucks are limited by the field ground conditions, sometimes cannot run smoothly, and are high in rental cost.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a bridge inverted U-shaped string basket device has solved the scene and has set up scaffold frame operation platform progress slower, influences whole engineering construction progress easily, and bridge height reaches dozens of meters a bit, sets up and demolishs scaffold frame operation platform and wastes time and energy, has great construction safety risk, and the construction lift truck receives the restriction of scene ground condition, can't walk smoothly occasionally, and leases the high problem of expense.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an inverted U-shaped hanging basket device for a bridge comprises an upper main longitudinal beam, a lower main longitudinal beam and an upright post, wherein an upper main cross beam and an upper secondary beam are fixedly connected between the front surface and the back surface of the inner wall of the upper main longitudinal beam from right to left in sequence, and one side of the top of the upper main longitudinal beam is fixedly provided with a counterweight barrel, the bottom of the upper main longitudinal beam is movably connected with a pulley through a pulley fixing device, the bottom of the upper main beam is fixedly connected with the top ends of the upright posts, one side of the top ends of the upright posts is fixedly connected with the bottom of the upper main longitudinal beam through a stiffening plate, a lower main beam and a beam are sequentially and fixedly connected between the two upright posts from bottom to top, one side of lower part main beam and one side fixed connection of lower part main longitudinal, one side that just is located the lower part main beam between the front of lower part main longitudinal inner wall and the back is fixedly connected with lower part secondary beam and bottom plate respectively, and the top fixedly connected with of lower part main longitudinal prevents guardrail bar.

Preferably, the hanging basket is arranged on one side of the bridge body, and the structural shape of the hanging basket is an inverted U shape.

Preferably, the pulleys are six groups of braking one-way pulleys.

Preferably, the top of one side of the lower main longitudinal beam is fixedly connected with the middle of one end of the upright post through an inclined rod.

Preferably, an upper crawling ladder and a lower crawling ladder are fixedly connected between the top of the lower main cross beam and the bottom of the upper main cross beam.

(III) advantageous effects

The utility model provides a basket device is hung to bridge shape of falling U. Compared with the prior art, the method has the following beneficial effects: the inverted U-shaped hanging basket device for the bridge is characterized in that an upper main cross beam and an upper secondary beam are fixedly connected between the front surface and the back surface of the inner wall of an upper main longitudinal beam from right to left in sequence, a counterweight barrel is fixedly installed on one side of the top of the upper main longitudinal beam, a pulley is movably connected with the bottom of the upper main longitudinal beam through a pulley fixing device, the bottom of the upper main cross beam is fixedly connected with the top ends of stand columns, one side of the top end of each stand column is fixedly connected with the bottom of the upper main longitudinal beam through a stiffening plate, a lower main cross beam and a cross beam are fixedly connected between the two stand columns from bottom to top in sequence, one side of the lower main cross beam is fixedly connected with one side of the lower main longitudinal beam, a lower secondary beam and a bottom plate are fixedly connected between the front surface and the back surface of the inner wall of the lower main longitudinal beam and, the hanging basket device saves a large amount of manpower and material resources, does not need large-scale mechanical equipment to be matched with construction, is not limited by the condition of the ground at the lower part, is suitable for the construction of various steel structure bridges, is not limited by the topography and the landform at the lower part of the bridge, can move back and forth through the pulley, provides great convenience for the bridge construction, is safe and guaranteed, can effectively control the construction quality and accelerate the construction progress, is directly hung on a bridge deck cantilever beam, can move back and forth through the pulley, and an operator can descend to the bottom of the hanging basket along the hanging basket from the upper part of the bridge deck to carry out operations such as welding paint on the bridge cantilever beam and the like so as to solve the defects of erecting a scaffold and using a construction lift truck in the prior art, has low manufacturing cost, simple design, low manufacturing cost and can be repeatedly utilized, facilitates the maintenance work of the bridge construction, is safe and practical.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the interior of the present invention;

FIG. 3 is a side view of the interior of the present invention;

fig. 4 is a bottom view of the interior of the present invention;

fig. 5 is a schematic view of the working principle of the present invention.

In the figure, an upper main longitudinal beam 1, an upper main transverse beam 2, an upper secondary beam 3, a pulley fixing device 4, a pulley 5, a stiffening plate 6, a vertical column 7, a lower main transverse beam 8, a transverse beam 9, an upper ladder stand 10, a lower ladder stand 11, a lower main longitudinal beam 12, a lower secondary beam 12, a guard rail 13, a bottom plate 14, an inclined rod 15 and a counterweight barrel 16 are arranged.

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. 1-5, an embodiment of the present invention provides a technical solution: an inverted U-shaped hanging basket device for a bridge comprises an upper main longitudinal beam 1, a lower main longitudinal beam 11 and a stand column 7, wherein an upper main cross beam 2 and an upper secondary beam 3 are sequentially and fixedly connected between the front surface and the back surface of the inner wall of the upper main longitudinal beam 1 from right to left, a counterweight barrel 16 is fixedly installed on one side of the top of the upper main longitudinal beam 1, the upper part mainly plays the functions of hanging basket walking and counterweight, the bottom of the upper main longitudinal beam 1 is movably connected with a pulley 5 through a pulley fixing device 4, the pulley 5 is six groups of one-way pulleys capable of being braked, the whole device moves back and forth on a bridge floor by virtue of the pulley 5, the construction convenience and flexibility are improved, the bottom of the upper main cross beam 2 is fixedly connected with the top end of the stand column 7, the top of one side of the lower main longitudinal beam 11 is fixedly connected with the middle part of one end of the stand column 7, the integral stability is good, one side of the top ends of the upright posts 7 is fixedly connected with the bottom of the upper main longitudinal beam 1 through the stiffening plate 6, a lower main cross beam 8 and a cross beam 9 are fixedly connected between the two upright posts 7 from bottom to top in sequence, an upper crawling ladder 10 and a lower crawling ladder 10 are fixedly connected between the top of the lower main cross beam 8 and the bottom of the upper main cross beam 2, the upper safety and the lower safety of workers are guaranteed, a bottom plate 14 is fully paved on a lower structure, protective railings 13 are arranged around the bottom plate, the safety factor of worker construction is improved, one side of the lower main cross beam 8 is fixedly connected with one side of the lower main longitudinal beam 11, one side of the lower main longitudinal beam 8 between the front surface and the back surface of the inner wall of the lower main longitudinal beam 11 is respectively and fixedly connected with a lower secondary beam 12 and a bottom plate 14, the top of the lower main longitudinal beam 11 is fixedly, guarantee inverted U-shaped and hang basket device safety, firm, stable, provide operation platform for constructor, but six groups on upper portion brake one-way pulley 5, whole device relies on pulley 5 back-and-forth movement on the bridge floor, improves construction convenience and nimble mobility, and the stand 7 of middle part structure connects the constitutional unit in upper portion functional area and lower part operation district, and it makes whole structure effectively connect, forms stable inverted U-shaped structure. The middle structure inboard is equipped with cat ladder 10 from top to bottom, provides safe and reliable's channel for operation platform about the workman, sets up guard rail 13 bottom full berth landing slab around the operation platform of lower part, and the workman carries out the operation in a safe and reliable's operation space, reduces safe risk.

During the use, will hang this basket directly earlier on the bridge floor outrigger, through 5 back-and-forth movements of pulley, operating personnel can follow bridge floor upper portion along hanging the basket and descend to hanging the basket bottom, carry out operations such as bridge outrigger welding paint.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a basket device is hung to bridge shape of falling U, includes upper portion main longitudinal girder (1), lower part main longitudinal girder (11) and stand (7), its characterized in that: fixedly connected with upper portion main beam (2) and upper portion secondary beam (3) from right to left in proper order between the front and the back of upper portion main longitudinal beam (1) inner wall, and one side fixed mounting at upper portion main longitudinal beam (1) top has counterweight barrel (16), there are pulley (5) in the bottom of upper portion main longitudinal beam (1) through pulley fixing device (4) swing joint, and the bottom of upper portion main beam (2) and the top fixed connection of stand (7), and the bottom fixed connection of stiffening plate (6) and upper portion main longitudinal beam (1) is passed through to one side on stand (7) top, two supreme fixedly connected with lower part main beam (8) and crossbeam (9) in proper order down between stand (7), one side of lower part main beam (8) and one side fixed connection of lower part main longitudinal beam (11), one side difference fixedly connected with lower part secondary beam (12) and bottom plate (12) between the front of lower part main longitudinal beam (11) inner wall and the back and be located lower part main beam (8) one side respectively (14) And the top of the lower main longitudinal beam (11) is fixedly connected with a protective railing (13).

2. The inverted U-shaped hanging basket device for the bridge according to claim 1, wherein: the hanging basket is arranged on one side edge of the bridge body, and the structural shape of the hanging basket is inverted U-shaped.

3. The inverted U-shaped hanging basket device for the bridge according to claim 1, wherein: the pulleys (5) are six groups of one-way pulleys capable of braking.

4. The inverted U-shaped hanging basket device for the bridge according to claim 1, wherein: the top of one side of the lower main longitudinal beam (11) is fixedly connected with the middle of one end of the upright post (7) through an inclined rod (15).

5. The inverted U-shaped hanging basket device for the bridge according to claim 1, wherein: an upper and lower ladder stand (10) is fixedly connected between the top of the lower main beam (8) and the bottom of the upper main beam (2).