CN213417599U

CN213417599U - Suspension construction device for box girder

Info

Publication number: CN213417599U
Application number: CN202021967862.9U
Authority: CN
Inventors: 胡晓军; 廖治中; 黄广进; 张正武; 潘启雄
Original assignee: Sinohydro Bureau 8 Co Ltd
Current assignee: Sinohydro Bureau 8 Co Ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-06-11
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a box girder is with hanging construction equipment, including the main truss, operation basket and reaction frame walking dolly are fixed respectively in the main truss both sides, are formed with the U-shaped mouth that is used for overlapping on the box girder lateral wall between the three, are equipped with the counter weight balancing piece on the reaction frame walking dolly, and the bottom of main truss is equipped with the first walking wheel that is used for following box girder lateral wall top surface walking, and one side of operation basket towards reaction frame walking dolly is equipped with the second walking wheel that is used for following box girder lateral wall side walking. The suspension construction device for the box girder is simple in structure and convenient to operate, can reduce construction cost and can improve construction efficiency and safety.

Description

Suspension construction device for box girder

Technical Field

The utility model relates to a technical field of general bridge especially relates to a box girder is with hanging construction equipment.

Background

The simple box girder and the continuous box girder are widely applied to the engineering field of long-span long bridges such as high-speed railways, expressways and the like, and the working procedures of post-cast strips, drain pipes, vent holes, cable bridge installation, appearance decoration and the like are required to be operated under a formed bridge wing plate. The post-cast strip is used as an important component of the box girder engineering construction, the completion of the post-cast strip marks the completion of the main structure of the box girder long bridge, and the subsequent construction process is carried out. The front and back casting strip formwork erection and steel bar installation are mostly carried out by adopting a construction operation frame or a climbing vehicle, and have the defects as follows: 1. the construction method has high requirements on construction sites and environments and more limited conditions (construction operation frame erection requires a wider site, climbing cars also require wider traffic on the driving road, and valley rivers do not have implementation conditions); 2. the investment of personnel, materials and machinery is large, the construction period is long, the time and labor are consumed, the resource turnover is poor, the requirements of production construction rapidness and construction cost cannot be completely met, and the total construction investment is high; 3. the method has the advantages of frequent planar and vertical crossing operation, limited operation range, poor transition performance, more risk factors, high safety risk and difficulty in meeting the requirements of safe and civilized construction.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure, convenient operation, can reduce construction cost and can improve the box roof beam of efficiency of construction and degree of safety with hanging construction device.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a box girder is with hanging construction equipment, includes main truss, operation basket and reaction frame walking dolly are fixed respectively in the main truss both sides, are formed with the U-shaped mouth that is used for the cover on the box girder lateral wall between the three, be equipped with the counter weight balancing piece on the reaction frame walking dolly, the bottom of main truss is equipped with the first walking wheel that is used for following box girder lateral wall top surface walking, one side of operation basket orientation reaction frame walking dolly is equipped with the second walking wheel that is used for following box girder lateral wall side walking.

As a further improvement of the above technical solution:

the operation basket comprises an n-shaped suspension body and an operation bottom plate, the top of the suspension body is fixed on the main truss, the opening side of the suspension body faces the reaction frame walking trolley, and the operation bottom plate is fixed at the bottom of the suspension body.

And second travelling wheels are arranged on one sides of the suspension body and the operation bottom plate, which face the reaction frame travelling trolley.

The main truss includes underframe and the guardrail of locating underframe week side, the one end of underframe is equipped with the mouth of walking, the top of hanging the body is fixed in the mouth department of walking of underframe, the other end at the underframe is fixed to reaction frame walking dolly, the U-shaped mouth is formed at reaction frame walking dolly, underframe and hangs between the body.

And one side of the passing opening is provided with a ladder stand extending to the operation bottom plate.

And a third travelling wheel capable of travelling along the bottom wall of the box girder is arranged at the bottom of the reaction frame travelling trolley.

And the reaction frame walking trolley is provided with an oil-fired machine for driving a third traveling wheel to walk.

The reaction frame walking trolley is provided with a direction adjusting push rod for adjusting the walking direction.

The counter weight balancing piece is the polylith, and each counter weight balancing piece stacks the setting.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a box girder is with hanging construction equipment, including the main truss, operation basket and reaction frame walking dolly are fixed respectively in the main truss both sides, are formed with the U-shaped mouth that is used for overlapping on the box girder lateral wall between the three, are equipped with the counter weight balancing piece on the reaction frame walking dolly, and the bottom of main truss is equipped with the first walking wheel that is used for following box girder lateral wall top surface walking, and the operation basket is equipped with the second walking wheel that is used for following box girder lateral wall side walking towards one side of reaction frame walking dolly. During the use, hang this box roof beam with hanging construction device on the box roof beam lateral wall to make the first walking wheel supporting of primary truss bottom at box roof beam lateral wall top surface, the second walking wheel on the operation basket supports on the lateral surface of box roof beam lateral wall, reaction frame walking dolly supporting is on the box roof beam diapire, operating personnel accessible primary truss is down to the operation basket on to the lateral surface of box roof beam lateral wall carry out the construction, and in addition, this box roof beam with hanging construction device can remove along the box roof beam lateral wall, along box roof beam lateral wall stage walking construction. This box roof beam is with hanging construction device simple structure, convenient operation, through this box roof beam is with hanging construction device to 4 constructions of box roof beam lateral wall, can reduce construction cost and can improve efficiency of construction and degree of safety.

Drawings

Fig. 1 is a schematic structural diagram of a first view angle of the suspension construction device for a box girder of the present invention.

Fig. 2 is a schematic structural diagram of a second view angle of the suspension construction device for the box girder of the present invention.

The reference numerals in the figures denote:

1. a main truss; 11. a bottom frame; 12. a guard rail; 13. a puncture opening; 14. climbing a ladder; 2. an operation basket; 21. a suspension body; 22. operating the bottom plate; 3. a reaction frame walking trolley; 31. a third travel wheel; 32. an oil burning machine; 33. a direction adjusting push rod; 4. a box girder side wall; 5. a U-shaped opening; 6. a counterweight balance block; 7. a first running wheel; 8. a second road wheel; 9. the box girder diapire.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

Fig. 1 and fig. 2 show the utility model discloses box girder is with hanging construction device's an embodiment, this box girder is with hanging construction device includes main truss 1, operation basket 2 and reaction frame walking dolly 3 are fixed respectively in main truss 1 both sides, be formed with between the three and be used for overlapping the U-shaped mouth 5 on box girder lateral wall 4, be equipped with counter weight balancing piece 6 on the reaction frame walking dolly 3, the bottom of main truss 1 is equipped with the first walking wheel 7 that is used for following the walking of 4 top surfaces of box girder lateral wall, operation basket 2 is equipped with the second walking wheel 8 that is used for following the walking of 4 sides of box girder lateral wall towards one side of reaction frame walking dolly 3. During the use, hang this suspension construction device for box girder on box girder lateral wall 4, and make the first walking wheel 7 supporting of main truss 1 bottom at box girder lateral wall 4 top surface, second walking wheel 8 on the operation basket 2 supports on the lateral surface of box girder lateral wall 4, reaction frame walking dolly 3 supports on box girder diapire 9, operating personnel accessible main truss 1 is down to the operation basket 2 on to the lateral surface of box girder lateral wall 4 be under construction, and, this suspension construction device for box girder can remove along box girder lateral wall 4, walk the construction along 4 stages of box girder lateral wall. This box roof beam is with hanging construction device simple structure, convenient operation, through this box roof beam is with hanging construction device to 4 constructions of box roof beam lateral wall, can reduce construction cost and can improve efficiency of construction and degree of safety.

In this embodiment, the operation basket 2 includes an n-shaped suspension body 21 and an operation bottom plate 22, the top of the suspension body 21 is fixed on the main truss 1, the open side of the suspension body 21 faces the reaction frame walking trolley 3, and the operation bottom plate 22 is fixed at the bottom of the suspension body 21. The operator goes down to the operation bottom plate 22 through the n-shaped suspension body 21, and the safety of the operator is improved under the protection effect of the n-shaped suspension body 21.

In this embodiment, the suspension body 21 and the operation bottom plate 22 are provided with the second road wheels 8 on one side of the reaction frame walking trolley 3, so that the operation basket 2 can walk more stably.

In this embodiment, the main truss 1 includes a bottom frame 11 and a guard rail 12 disposed on the periphery of the bottom frame 11, one end of the bottom frame 11 is provided with a through opening 13, the top of the suspension body 21 is fixed at the through opening 13 of the bottom frame 11, the reaction frame traveling trolley 3 is fixed at the other end of the bottom frame 11, and the U-shaped opening 5 is formed among the reaction frame traveling trolley 3, the bottom frame 11 and the suspension body 21. The operator walks along the bottom frame 11 to the through opening 13, and then performs operation and construction through the operation bottom plate 22 arranged at the bottom of the suspension body 21 below the through opening 13.

In this embodiment, a ladder 14 extending to the operation base plate 22 is provided on one side of the passing hole 13. The operator climbs up and down between the base frame 11 and the operation bottom plate 22 through the ladder 14, so that the operator can conveniently go up and down, the top of the ladder 14 is fixed on the base frame 11, and one side of the ladder is fixed on the hanging body 21.

In this embodiment, the reaction frame traveling carriage 3 has a third traveling wheel 31 at the bottom thereof, which is capable of traveling along the bottom wall 9 of the box girder. The reaction frame walking trolley 3 is provided with an oil engine 32 for driving the third walking wheel 31 to walk. The reaction frame walking trolley 3 is provided with a direction adjusting push rod 33 for adjusting the walking direction. During construction, the third traveling wheel 31 is supported on the bottom wall 9 of the box girder, and travels or pauses along the bottom wall 9 of the box girder. When the direction adjusting push rod 33 pushes forwards, the fuel oil engine 32 rotates forwards to drive the third traveling wheel 31 to drive the reaction frame traveling trolley 3 to travel forwards, and when the direction adjusting push rod 33 pushes backwards, the fuel oil engine 32 rotates backwards to drive the third traveling wheel 31 to drive the reaction frame traveling trolley 3 to travel backwards.

In this embodiment, the counterweight blocks 6 are multiple, and the counterweight blocks 6 are stacked. The suspension construction device for the box girder can increase or decrease the number of the counterweight blocks 6 according to the bearing gravity on the operation basket 2, so that the weight of the two ends of the main truss 1 tends to be balanced.

Compared with the traditional construction of erecting a support platform and climbing a vehicle, the suspension construction device for the box girder adopts the main truss 1 and the reaction frame walking trolley 3 as the bearing foundation of the operation basket 2, is more suitable for the existing construction site and environment, and has simple structure and convenient and feasible assembly, manufacture, use and operation; large-scale equipment and personnel do not need to be invested, so that the construction cost is greatly reduced, and the construction efficiency is improved; the device does not occupy ground and field, is favorable for the flyover crossing operation, and has high safety and controllability.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a box girder is with hanging construction equipment which characterized in that: including main truss (1), operation basket (2) and reaction frame walking dolly (3) are fixed respectively in main truss (1) both sides, are formed with between the three to be used for overlapping U-shaped mouth (5) on case roof beam lateral wall (4), be equipped with counter weight balancing piece (6) on reaction frame walking dolly (3), the bottom of main truss (1) is equipped with first walking wheel (7) that are used for following case roof beam lateral wall (4) top surface walking, one side of operation basket (2) orientation reaction frame walking dolly (3) is equipped with second walking wheel (8) that are used for following case roof beam lateral wall (4) side walking.

2. The suspension construction device for a box girder according to claim 1, wherein: the operation basket (2) comprises an n-shaped suspension body (21) and an operation bottom plate (22), the top of the suspension body (21) is fixed on the main truss (1), the opening side of the suspension body (21) faces the reaction frame walking trolley (3), and the operation bottom plate (22) is fixed at the bottom of the suspension body (21).

3. The suspension construction device for a box girder according to claim 2, wherein: and second travelling wheels (8) are arranged on one sides of the suspension body (21) and the operation bottom plate (22) facing the reaction frame travelling trolley (3).

4. The suspension construction device for a box girder according to claim 2, wherein: the main truss (1) includes underframe (11) and guardrail (12) of locating underframe (11) week side, the one end of underframe (11) is equipped with through mouth (13), the top of suspended body (21) is fixed in the through mouth (13) department of underframe (11), the other end in underframe (11) is fixed in reaction frame walking dolly (3), U-shaped mouth (5) are formed between reaction frame walking dolly (3), underframe (11) and suspended body (21).

5. The suspension construction device for a box girder according to claim 4, wherein: one side of the passing opening (13) is provided with a ladder (14) extending to the operation bottom plate (22).

6. A suspension working apparatus for a box girder according to any one of claims 1 to 5, wherein: and a third travelling wheel (31) capable of travelling along the bottom wall (9) of the box girder is arranged at the bottom of the reaction frame travelling trolley (3).

7. The suspension construction device for a box girder according to claim 6, wherein: the reaction frame walking trolley (3) is provided with an oil engine (32) for driving a third walking wheel (31) to walk.

8. The suspension construction device for a box girder according to claim 7, wherein: the reaction frame walking trolley (3) is provided with a direction adjusting push rod (33) for adjusting the walking direction.

9. A suspension working apparatus for a box girder according to any one of claims 1 to 5, wherein: the counterweight balance blocks (6) are multiple blocks, and the counterweight balance blocks (6) are stacked.