CN110805289A - Plug-in unloading platform and construction method - Google Patents

Abstract

According to the plug-in type unloading platform, two cantilever beams are arranged in parallel, the part extending out of a building forms a cantilever end, a plurality of planks are arranged on the cantilever end of each cantilever beam, clamping grooves are formed in two sides of each plank, the clamping grooves are matched with the shapes of the cantilever beams and are embedded and buckled above the cantilever beams, a baffle is further fixed on the front end portion of each plank, and side plates are further fixed on two sides of each plank. According to the invention, all parts are connected in an inserting manner, so that complicated procedures of fastening bolts or welding are omitted, the assembly efficiency of the discharging platform is improved, and the structure is firm and reliable; the parts can be easily disassembled, and the parts are loaded to the next construction site for reuse after being disassembled, so that the material utilization rate is improved, and the construction cost is saved.

Description

Plug-in unloading platform and construction method

technical field

The invention relates to the field of building construction, in particular to a plug-in unloading platform and a construction method.

Background technique

In the process of high-rise and super-high-rise construction, the unloading platform is a variety of temporary operating platforms and operating frames that are often set up on the construction site, which are generally used for material turnover. The unloading platform is divided into mobile unloading platform, floor-standing unloading platform, and cantilever unloading platform. Among them, the cantilevered unloading platform uses channel steel or I-beam as the cantilever beam, one end of the cantilever beam is anchored with the building concrete structure, and the other end of the cantilever beam protrudes out of the building, and then the protruding part is covered. The wooden or steel plate platform is used to receive or transfer materials, connect with tower cranes, and stand for personnel; fences and other protections can be set around the turnover platform to ensure the safety of construction workers, and wire rope anchors are set above the overhang of the unloading platform , improve the bearing weight of the cantilever beam, and improve the safety factor of the cantilever beam.

Usually, the unloading platform is mainly composed of the main beam of the cantilever beam, the secondary beam erected above the main beam in the vertical direction, the plank is placed above the secondary beam, and the fence made of steel pipes is fixed around it; the secondary beam is welded or bolted. On the main beam, the deck is mainly fastened to the secondary beam by bolt fasteners, and the fence rail is also connected with the deck or the secondary beam by means of bolt connection using the connecting plate. The traditional bolt or welding connection method of the unloading platform makes the assembly of the unloading platform cost a certain amount of labor, and the assembly speed is slow, and after the unloading platform is welded, it cannot be easily disassembled after becoming an integral frame, which is inconvenient for transportation and inconvenient. It is beneficial to reuse the unloading platform.

SUMMARY OF THE INVENTION

The invention provides a plug-in unloading platform and a construction method; the components of the unloading platform are connected by plug-in connection, eliminating the cumbersome process of tightening bolts or welding, improving the assembling efficiency of the unloading platform, and the structure It is firm and reliable; its components can be easily disassembled, and the parts can be disassembled and transported to the next construction site for reuse, which improves the utilization rate of materials and saves construction costs.

In order to realize the above-mentioned purpose of the present invention, the technical scheme adopted is:

Plug-in unloading platform, two cantilever beams are placed in parallel, the part extending out of the building forms a cantilever end, a number of planks are placed on the cantilever end of the cantilever beam, and card grooves are set on both sides of the plank, the card groove and the cantilever end. The shape of the cantilever beam is matched, and is embedded and buckled above the cantilever beam, a baffle plate is also fixed on the front end of the plank, and side plates are also fixed on both sides of the plank. The setting of the slot can firmly fix the slab on the cantilever beam, limit the movement of the slab in the left and right directions, and the cantilever beam can stably carry the slab and the goods and people on the slab; the slab can be within the bearing range of the cantilever beam. Arbitrarily increase the number within the length for splicing, flexible setting.

A number of sleeves are arranged on the two outer sides of the plank, and a number of cantilever beam insertion rods are arranged at corresponding positions on the two outer sides of the cantilever beam. Welded on the backing plate, the backing plate is then welded with the cantilever beam to increase the welding area, and the back and forth movement of the board is also restricted through the mutual insertion of the insertion rod and the sleeve. Therefore, the board is firmly fixed on the On the cantilever beam; at the end of the insertion rod, set a pin hole, and insert and tighten the pin to prevent the insertion rod from falling out of the casing and ensure the construction safety of the unloading platform.

An extension plate is fixedly arranged at the lower part of the front end of the plank, a square socket is arranged on the extension plate, and a square insert block is arranged at the corresponding position at the bottom of the baffle plate. In the installation state, the square insert block is inserted into the square hole for fixing; The function is to prevent things and items from falling from the end of the platform. After the square insert is inserted into the square jack on the deck, the baffle is fixed with the deck, and a number of pin holes are set at the part where the square insert goes out of the square jack. , inserting and tightening the pins can prevent the square inserts from coming out and ensure the safety of the equipment; on the other hand, the extension plates set on each plank can be in contact with the ground of the previous plank, and then several planks are formed into a connected whole. The flat surface makes the platform more rigid and less prone to the phenomenon of slab concave deformation.

The baffle insertion rods are arranged at specific positions on both sides of the baffle, and the baffle insertion rods are inserted into the casings on the corresponding decking boards for fixing, and the insertion rods on both sides fix both ends of the baffles with the decking boards to stabilize the baffles Better performance and prevent the baffle from falling.

A number of side plate insert rods are arranged at specific positions on the outer side of the side plate. In the installation state, the side plate insert rods are inserted into the sleeves on the corresponding decking boards for fixing; generally, there are more than 2 insert rods on the side plate, which can To ensure the tight connection between the side plate and the deck; at the end of the insertion rod, set a pin hole, and insert and tighten the pin to prevent the insertion rod from coming out of the casing and ensure that the side plate will not come out of the deck.

Several support beams are welded on the bottom surface of the deck, and the direction of the support beam is perpendicular to the direction of the cantilever beam; or the support beam can also be welded on the plane of the deck, and both ends extend to the two sides of the slot, which can further strengthen the stiffness of the slot.

The baffle plate and the side plate can also be railings welded by steel pipes, and both the plate structure and the railing structure belong to the protective structure, and can be modified and selected according to the requirements of the site.

A hinge is arranged on the baffle, and the upper part of the baffle rotates and turns down along the hinge. When a long rod enters from the unloading platform, the upper part of the baffle needs to be turned down, so that the long rod can be blocked directly from the unloading platform. The plate gap penetrates into the building window hole.

The construction method of the plug-in unloading platform includes the following steps:

Assemble the decking, baffles and side panels of the unloading platform on the ground;

Hoist the cantilever beam of the unloading platform to the designated floor on the designated building, place it with the embedded anchor for fixing, and fix the anchor wire rope;

Lift the platform assembled in step A to the cantilever end of the cantilever beam, and after positioning and installation, tighten the anchor wire rope to complete the installation of the unloading platform;

When the construction is completed, in the reverse order of steps A-C, disassemble the unloading platform and transfer it to the next construction site for use.

The substantial features and progress that the present invention has relative to the prior art are:

1. The overall structure of the unloading platform of the present invention can be disassembled into several small parts for assembly, which is easy to operate, and can be disassembled and assembled in a short time, saving labor and improving construction efficiency.

2. The structure of the unloading platform of the present invention is stable and reliable. Through the use of several insert rods and casings, the decking board, the baffle plate and the side board are integrally connected together, and are tightly fixed with the cantilever beam to improve the safety factor of construction.

3. The length of the unloading platform of the present invention can be adjusted according to the needs, and the number of planks and side plates can be adjusted arbitrarily, which is flexible and diverse.

Description of drawings

Figure 1 is a schematic diagram of the combination of a cantilever beam, a plank, a baffle plate and a side plate;

Fig. 2 is the structural schematic diagram of the cantilever beam of the present invention;

3 is a schematic diagram of a plank structure of the present invention;

Figure 4 is a schematic diagram of the structure of the baffle plate of the present invention;

Fig. 5 is the structural schematic diagram of the side plate of the present invention;

6 is a schematic diagram of the combination of a cantilever beam and a plank;

Figure 7 is a schematic diagram of the combination of cantilever beams, planks and baffles;

The serial numbers marked in the figure are: 1, cantilever beam; 11, cantilever beam insert rod; 2, plank; 21, casing; 22, card slot; 23, extension plate; 24, square socket; 3, baffle ; 31, baffle insert rod; 32, square insert block; 33, hinge; 4, side plate; 41, side plate insert rod.

Detailed ways

Example 1

The present invention is further described in detail with reference to accompanying drawings 1-7 of the present invention;

The plug-in unloading platform is characterized in that: two cantilever beams 1 are placed in parallel, the part extending out of the building forms a cantilever end, and a number of planks 2 are placed on the cantilever end of the cantilever beam 1, and two sides of the plank 2 are placed on the cantilever end. A card slot 22 is provided. The card slot 22 matches the shape of the cantilever beam 1 and is embedded and buckled above the cantilever beam 1. The baffle 3 is also fixed on the front end of the plank 2, and the side plates 4 are also fixed on both sides of the plank 2. .

Several sleeves 21 are arranged on the two outer sides of the deck 2, and several cantilever beam insertion rods 11 are arranged at corresponding positions on the two outer sides of the cantilever beam 1. The cantilever beam insertion rods 11 are inserted into the corresponding sleeves 21 for fixing in the installed state.

An extension plate 23 is fixedly arranged at the lower part of the front end of the plank 2, a square socket 24 is arranged on the extension plate 23, and a square insert block 32 is arranged at a corresponding position at the bottom of the baffle 3. In the installation state, the square insert block 32 is inserted into the square socket 24. to be fixed.

The baffle insertion rods 31 are provided at specific positions on both sides of the baffle 3 , and the baffle insertion rods 31 are inserted into the sleeves 21 on the corresponding decking boards 2 to be fixed.

A side board insertion rod 41 is provided at a specific position on the outer side of the side board 4 . In the installation state, the side board insertion rod 41 is inserted into the sleeve 21 on the corresponding deck 2 for fixing.

Several support beams are welded on the bottom surface of the decking board 2 .

The baffle 3 and the side plate 4 can also be railings welded from steel pipes.

A hinge 33 is provided on the baffle 3 , and the upper part of the baffle 3 rotates and turns down along the hinge 33 .

The construction method of the plug-in unloading platform includes the following steps:

A. Assemble the decking, baffles and side panels of the unloading platform on the ground;

B. Lift the cantilever beam of the unloading platform to the designated floor of the designated building, place it and fix it with the embedded anchor, and fix the anchor wire rope;

C. Hang the platform assembled in step A to the cantilever end of the cantilever beam, and after positioning and installation, tighten the anchor wire rope to complete the installation of the unloading platform;

When the construction is completed, in the reverse order of steps A-C, disassemble the unloading platform and transfer it to the next construction site for use.

Claims (9)

1. Plug-in type platform of unloading, its characterized in that: two cantilever beam (1) parallel placement, the part that stretches out outside the building forms the end of encorbelmenting, and the end of encorbelmenting of cantilever beam (1) is served and is placed a plurality of planking (2), and planking (2) both sides set up draw-in groove (22), and draw-in groove (22) match with the appearance of cantilever beam (1) to inlay the knot in the top of cantilever beam (1), still fixed stop (3) on the preceding tip of planking (2), curb plate (4) are still fixed to the both sides of planking (2).

2. The plug-in discharge platform of claim 1, wherein: the two outer sides of the plank (2) are provided with a plurality of sleeves (21), the corresponding positions of the two outer sides of the cantilever beam (1) are provided with a plurality of cantilever beam inserting rods (11), and the cantilever beam inserting rods (11) are inserted into the corresponding sleeves (21) to be fixed in the installation state.

3. The plug-in discharge platform of claim 1, wherein: the front end lower part of bed board (2) is fixed and is set up extension board (23), sets up square jack (24) on extension board (23), and the relevant position of baffle (3) bottom sets up square inserted block (32), and when the mounted state, square inserted block (32) insert square jack (24) and fix.

4. The plug-in discharge platform of claim 2, wherein: baffle inserted bars (31) are arranged at specific positions on two sides of the baffle (3), and the baffle inserted bars (31) are inserted into the sleeves (21) on the corresponding planking (2) for fixing.

5. The plug-in discharge platform of claim 2, wherein: and a side plate inserting rod (41) is arranged at a specific position on the outer side of the side plate (4), and in the mounting state, the side plate inserting rod (41) is inserted into a sleeve (21) on the corresponding floor plate (2) for fixing.

6. The plug-in discharge platform of claim 1, wherein: and a plurality of supporting beams are welded on the lower bottom surface of the floor plate (2).

7. The plug-in discharge platform of claim 1, wherein: the baffle (3) and the side plate (4) can also be railings formed by welding steel pipes.

8. The plug-in discharge platform of claim 1, wherein: the hinge (33) is arranged on the baffle (3), and the upper part of the baffle (3) rotates along the hinge (33) to turn down.

9. The plug-in type unloading platform is characterized in that the construction method comprises the following steps:

assembling the floor plate, the baffle plate and the side plate of the unloading platform on the ground;

hoisting the cantilever beam of the unloading platform to a specified floor of a specified building, placing the cantilever beam and a pre-buried anchoring part for fixing, and fixing an anchor pulling steel wire rope;

b, hoisting the platform assembled in the step A to the cantilever end of the cantilever beam, positioning and installing, and then tensioning the anchor pulling steel wire rope to finish the installation of the unloading platform;

and when the construction is finished, disassembling the unloading platform according to the reverse sequence of the steps A-C, and transferring to the next construction site for use.

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