CN210049567U

CN210049567U - Slidable construction platform for operation below overhanging structure

Info

Publication number: CN210049567U
Application number: CN201920789746.3U
Authority: CN
Inventors: 许文涛; 殷豪; 刘立军; 黄虓; 杨昌学; 殷会涛; 潘江平; 李厚杰
Original assignee: Beijing Fourth Construction & Engineering Co Ltd
Current assignee: Beijing Fourth Construction & Engineering Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-11
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a slidable construction platform for operation under an overhanging structure, which is C-shaped and comprises an upper bearing section, a middle transition section and a lower construction section, wherein the upper bearing section comprises a slide rail assembly, a bearing framework and a first protective truss; the bearing framework is rectangular, and a first connecting rod is arranged at the midpoint of a group of long sides of the rectangular bearing framework; the two groups of sliding rail assemblies are respectively arranged on the lower end surface of the free end of the upper bearing section and right below the first connecting rod; the first protection truss has two sets and sets up perpendicularly respectively and accepts a set of long limit up end of skeleton. Through laying the slip track in structure top of encorbelmenting, can slide, formed the working face of the structure below construction of encorbelmenting, greatly reduced the scaffold frame and set up work load, reduced construction cost, improved the efficiency of construction.

Description

Slidable construction platform for operation below overhanging structure

Technical Field

The utility model relates to a construction technical field encorbelments, especially a slidable construction platform for encorbelmenting structure below operation.

Background

In recent years, in the construction of large-span structures such as high-speed railway stations, airport terminals, stadiums, and the like, construction is often performed below a cantilever structure.

The general way is to set up the scaffold frame in the structure below encorbelmenting, this scaffold frame often rises from the ground, and need be in the structure below full face arrangement that encorbelments, and the problem that construction exists like this is: firstly, the workload for building the lower part of the scaffold is huge; secondly, the scaffold cannot be moved and is inconvenient to use. Thirdly, excessive resource waste is caused; fourthly, the construction efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a slidable construction platform for encorbelmenting structure below operation, solve the scaffold frame and set up work load big, construction cost is high, the technical problem that the efficiency of construction is low.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a slidable construction platform for operation under an overhanging structure is C-shaped and comprises an upper bearing section 1, a middle transition section 2 and a lower construction section 3,

the upper bearing section 1 comprises a slide rail assembly, a bearing framework 6 and a first protection truss 5; the supporting framework 6 is rectangular, and a first connecting rod 4 is arranged at the midpoint of a group of long sides of the rectangular supporting framework 6; the two groups of sliding rail assemblies are respectively arranged on the lower end surface of the free end of the upper bearing section 1 and under the first connecting rod 4; two groups of first protective trusses 5 are respectively and vertically arranged on the upper end faces of a group of long edges of the bearing framework 6;

the middle transition section 2 comprises a rectangular transition frame, second connecting rods 7 and second protective trusses 8 which are arranged in the transition frame at intervals in parallel, and two groups of the second protective trusses 8 are respectively arranged on one group of long edges of the transition frame and one side facing the wall surface;

the lower construction section 3 comprises a rectangular bottom frame, third connecting rods 9 arranged in the bottom frame at intervals in parallel, scaffold boards 10 laid on the upper end face of the bottom frame and third protection trusses 11, wherein the third protection trusses 11 are two groups and are respectively arranged on one group of long upper end faces of the bottom frame.

Further, the slide rail assembly comprises a U-shaped limiting piece 13, a roller 14 and a slide rail 15, the U-shaped limiting piece 13 comprises two vertical parts 131 and a bottom rod 132, and the free ends of the vertical parts 131 are connected with the lower end surface of the bearing framework 6;

the roller 14 is arranged between the two uprights 131 and parallel to the bottom bar 132; a gap is left between the roller 14 and the bottom rod 132 for passing through the slide rail 15.

Further, the slide rail 15 is a square pipe, a circular pipe or an i-steel.

Furthermore, the receiving framework 6, the transition framework and the bottom framework are made of the same material; the bearing framework 6 adopts a square pipe or a round pipe.

Further, a counterweight 17 is also included; a counterweight 17 is provided on the free end side of the upper receiving section 1.

Further, the first connecting rod 4, the second connecting rod 7 and the third connecting rod 9 are equal in length.

Further, the third protection truss 11 is welded and fixed at the connecting node of the second protection truss 8.

Further, a horizontal section 16 is arranged at the free end of the lower construction section 3; the horizontal section 16 is provided with a scaffold board 10.

Furthermore, the included angle between the upper bearing section 1 and the middle transition section 2 is 60-120 degrees; the included angle between the middle transition section 2 and the lower construction section 3 is 120-60 degrees.

Further, the scaffold board 10 is made of wood or bamboo or steel.

The beneficial effects of the utility model are embodied in:

1, the utility model provides a pair of a slidable construction platform for encorbelmenting structure below operation, design benefit assembles convenient and fast, and it is convenient to dismantle, has enough to meet the need the use, low cost, durable, stability is good.

2, the utility model provides a pair of slidable construction platform for encorbelmenting structure below operation through laying the slip track in the structure top of encorbelmenting, can slide, has formed the working face of the structure below construction of encorbelmenting, greatly reduced the scaffold frame and set up work load, reduced construction cost, improved the efficiency of construction.

The utility model provides a pair of a slidable construction platform for encorbelmenting structure below operation, specially adapted stadium, station, terminal building etc. need be in the structure of the structure position below of encorbelmenting and carry out the construction operation.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a side view of the construction platform of the present invention.

Fig. 2 is a schematic diagram of a construction platform C-shaped structural subsection.

FIG. 3 is a schematic view of the construction of the upper receiving section.

FIG. 4 is a top view of the upper receiving section.

Figure 5 is a schematic view of the construction of the lower section.

Fig. 6 is a perspective view of the construction platform of the present invention 1.

Fig. 7 is a perspective view of the construction platform of the present invention 2.

FIG. 8 is a diagram of a connection node of a construction platform and an overhanging structure.

Fig. 9 is a schematic structural diagram of a U-shaped limiting member.

Reference numerals: 1-upper bearing section, 2-middle transition section, 3-lower construction section, 4-first connecting rod, 5-first protection truss, 6-bearing framework, 7-second connecting rod, 8-second protection truss, 9-third connecting rod, 10-scaffold plate, 11-third protection truss, 12-cantilever structure, 13-U-shaped limiting part, 131-vertical part, 132-bottom rod, 14-rolling shaft, 15-sliding rail, 16-horizontal section and 17-counterweight.

Detailed Description

The technical solutions of the present invention are described in detail below by way of examples, which are only exemplary and can be used only for explaining and explaining the technical solutions of the present invention, but not for explaining the limitations of the technical solutions of the present invention.

The utility model provides a set up and carry out the maintenance system of various construction operations in building structure below of encorbelmenting, the structure that the operation was under construction need be carried out below the structure position of encorbelmenting in specially adapted stadium, station, terminal building etc..

Specifically, as shown in fig. 1 and 2, a slidable construction platform for operation under a cantilever structure is C-shaped and comprises an upper bearing section, a middle transition section and a lower construction section.

As shown in fig. 3 and 4, the upper receiving section includes a slide rail assembly, a receiving skeleton and a first protective truss; the bearing framework is rectangular, and a first connecting rod is arranged at the midpoint of one group of long sides; the two groups of sliding rail assemblies are respectively arranged on the lower end surface of the free end of the upper bearing section and right below the first connecting rod; the first protection truss has two sets and sets up perpendicularly respectively and accepts a set of long limit up end of skeleton. The slide rail assembly comprises a U-shaped limiting part, a rolling shaft and a slide rail, wherein the U-shaped limiting part is used for preventing the platform from overturning.

As shown in fig. 9, the U-shaped position limiting member includes two vertical portions and a bottom rod made of round steel, and the free ends of the vertical portions are connected to the lower end surface of the receiving frame; the roller is arranged between the two vertical parts and is parallel to the bottom rod; a gap for passing through the sliding rail is reserved between the rolling shaft and the bottom rod. The slide rail is square pipe or I-steel, sets up twice at least, is used for as the gliding track of platform. The rolling shaft is a finished product and is welded and fixed with the U-shaped limiting piece through the channel steel to reduce sliding resistance.

The middle transition section comprises a rectangular transition frame, second connecting rods and second protective trusses, wherein the second connecting rods and the second protective trusses are arranged in the transition frame at intervals in parallel, and the second protective trusses are two groups and are respectively arranged on one side of a group of long edges of the transition frame and towards the wall surface. The second connecting rod is arranged in the transition frame and used for ensuring the lateral stability of the C-shaped truss. The specific number and the specific mode are designed according to the cantilever structure 12, the sectional dimension and the material of the rod piece are analyzed and calculated according to the designed shape, and the rod piece is connected with the C-shaped truss through welding.

The device also comprises a balancing weight; the balancing weight is arranged on one side of the free end of the upper bearing section and right above the sliding rail assembly. The balancing weight can be sand bag, concrete placement piece, iron plate etc. and fixed through ligature and rectangle transition frame upper portion for ensure that the platform slides and is balanced in the use.

As shown in fig. 5, the lower construction section includes a rectangular bottom frame, third connecting rods arranged in the bottom frame in parallel at intervals, scaffold boards laid on the upper end surface of the bottom frame, and third protection trusses, and the third protection trusses are two groups and are respectively arranged on one group of long upper end surfaces of the bottom frame. And the third protection truss is welded and fixed at the connecting node of the second protection truss. The free end of the lower construction section is provided with a horizontal section; be provided with wood system or bamboo or steel scaffold board on the horizontal segment, it is fixed with lower part construction section ligature through the iron wire, form the construction operation face.

The included angle between the upper bearing section and the middle transition section is 30-50 degrees; the included angle between the middle transition section and the lower construction section is 110-150 degrees.

Wherein, the materials of the bearing framework, the transition framework and the bottom framework are the same; the bearing framework adopts a square pipe or a circular pipe, and two C-shaped trusses are fixed by welding and serve as main stress components of the platform. The first connecting rod, the second connecting rod and the third connecting rod are equal in length.

As shown in fig. 6, 7 and 8, the utility model provides a construction platform installs on the structure 12 of encorbelmenting of building, structure 12 and construction platform's connected node encorbelments: the lower portion of the slide rail is secured to the cantilevered support by a support or anchor.

The utility model provides a C type construction platform concrete dimension designs according to specific structure 12 shapes of encorbelmenting, sets up quantity and is no less than two pin, and the cross sectional dimension and the material of member carry out the analytical calculation according to the design shape, and the connected mode between the truss member is the all-welded.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a slidable construction platform for encorbelmenting structure below operation which characterized in that: the platform is C-shaped and comprises an upper bearing section (1), a middle transition section (2) and a lower construction section (3),

the upper bearing section (1) comprises a slide rail assembly, a bearing framework (6) and a first protection truss (5); the bearing framework (6) is rectangular, and a first connecting rod (4) is arranged at the midpoint of a group of long sides of the rectangular bearing framework (6); the two groups of sliding rail assemblies are respectively arranged on the lower end surface of the free end of the upper bearing section (1) and right below the first connecting rod (4); two groups of first protection trusses (5) are respectively and vertically arranged on the upper end faces of a group of long edges of the bearing framework (6);

the middle transition section (2) comprises a rectangular transition frame, second connecting rods (7) and second protective trusses (8), wherein the second connecting rods and the second protective trusses are arranged in the transition frame at intervals in parallel, and the second protective trusses (8) are provided with two groups and are respectively arranged on one group of long edges of the transition frame and one side facing the wall surface;

lower part construction section (3) include rectangle bottom frame, parallel interval set up third connecting rod (9) in the bottom frame, lay in scaffold board (10) and third protection truss (11) of bottom frame up end, and third protection truss (11) have two sets ofly and set up a group of long up end at the bottom frame respectively.

2. A slidable construction platform for working under an overhanging structure according to claim 1, wherein the slide rail assembly comprises a U-shaped stopper (13), a roller (14) and a slide rail (15), the U-shaped stopper (13) comprises two vertical parts (131) and a bottom bar (132), the free ends of the vertical parts (131) are connected with the lower end surface of the supporting frame (6);

the roller (14) is arranged between the two vertical parts (131) and is parallel to the bottom rod (132); a gap for passing through the sliding rail (15) is reserved between the roller (14) and the bottom rod (132).

3. A slidable construction platform for work under overhanging structures according to claim 2, characterised in that the slide rails (15) are square tubes or round tubes or i-beams.

4. A slidable construction platform for working under an overhanging structure according to claim 1, characterised in that the receiving framework (6), the transition frame and the bottom frame are of the same material; the bearing framework (6) adopts a square pipe or a round pipe.

5. A slidable construction platform for working under an overhanging structure according to claim 1, further comprising a counterweight (17); the counterweight (17) is arranged on the free end side of the upper bearing section (1).

6. A slidable construction platform for work under overhanging structures according to claim 1, characterised in that the first connecting rod (4), the second connecting rod (7) and the third connecting rod (9) are of equal length.

7. A slidable construction platform for work under an overhanging structure according to claim 1, wherein the third protection truss (11) is welded and fixed at the connection node with the second protection truss (8).

8. A slidable construction platform for work under overhanging structures according to claim 1, characterized in that the free end of the lower construction section (3) is provided with a horizontal section (16); the horizontal section (16) is provided with a scaffold board (10).

9. A slidable construction platform for work under overhanging structures according to claim 1, characterised in that the angle between the upper bearing section (1) and the middle transition section (2) is 60 ° -120 °; the included angle between the middle transition section (2) and the lower construction section (3) is 120-60 degrees.

10. A slidable construction platform for work under overhanging structures, according to claim 1, characterized in that the scaffold board (10) is made of wood or bamboo or steel.