CN109083399B

CN109083399B - Adjustable embedded type lifting support device for steel structure building

Info

Publication number: CN109083399B
Application number: CN201811070359.0A
Authority: CN
Inventors: 满吉昌; 罗崇德; 郭震; 钟玲; 党利荣; 张林芝; 张怀敏
Original assignee: Gansu Fourth Construction Group Co ltd
Current assignee: Gansu Fourth Construction Group Co ltd
Priority date: 2018-09-13
Filing date: 2018-09-13
Publication date: 2020-06-12
Anticipated expiration: 2038-09-13
Also published as: CN109083399A

Abstract

The invention relates to an adjustable embedded lifting support device for a steel structure building, which comprises a placing type lifting support, wherein the support comprises long and short screw rods, the bottom ends of the two screw rods are equal and are arranged in parallel, a bottom plate is fixedly connected to the bottom ends of the two screw rods, a supporting plate with the height adjustable up and down is arranged between the two screw rods, a lifting support piece is arranged at the upper part of the long screw rod, a top plate is fixedly connected to the upper end of the support piece, a stable piece is arranged on the support piece, and a clamping groove for accommodating a C-shaped steel keel is formed between the stable piece and the supporting plate. The invention is suitable for the template supporting system of the laminated floor slab of the building or the cast-in-place reinforced concrete floor slab with the structural steel beams of H-shaped steel, channel steel and other members, so that the template supporting process is simple and easy to operate, the use is convenient, the construction period is saved, and the resource allocation of manpower and mechanical equipment is saved.

Description

Adjustable embedded type lifting support device for steel structure building

Technical Field

The invention belongs to the field of buildings, relates to a floor slab template and a bottom supporting device of a laminated slab, and particularly relates to an adjustable embedded type lifting supporting device which is used for erecting cast-in-place reinforced concrete floor slabs (laminated slabs) of buildings such as steel structure houses, industrial plants and the like by taking H-shaped steel, channel steel, I-shaped steel and angle steel as structural steel beams.

Background

At present, the development of green buildings is greatly promoted in China, and steel structure buildings become a vitality force for promoting the industrialization, the informatization and the industrialization of buildings by the advantages of light weight, high strength, high construction speed, good earthquake resistance, reduction, reutilization, resource and the like in the whole life cycle of the buildings. Therefore, it is urgent to develop a formwork support technology suitable for a steel structure building. At present, a traditional formwork support system of a cast-in-place floor slab of a steel structure building adopts a fastener type full scaffold formwork construction technology, and a scaffold which is used for bearing upper construction load and comprises upright rods, horizontal rods, cross braces, fasteners and the like. The process has the advantages of large material investment, high noise, high labor intensity and low construction speed.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides an adjustable embedded lifting support device for a steel structure building.

The technical scheme adopted by the invention is as follows: the utility model provides an adjustable formula lift strutting arrangement that inlays for steel construction building, including the adjustable lifting support who places the formula, this support includes long screw rod and short screw rod, long screw rod and the mutual parallel arrangement of short screw rod, and the bottom is neat, the bottom rigid coupling of long screw rod and short screw rod is on a bottom plate, but height-adjusting's layer board about being equipped with between long screw rod and the short screw rod, the long screw rod cover of layer board top is equipped with the piece of propping of liftable, be equipped with the locking key that supports the piece of propping bottom on the long screw rod, piece top rigid coupling has the roof, it is equipped with rotatable steady piece to prop up the piece, steady piece with form the draw-in groove that holds C shaped steel fossil fragments.

Preferably, the two ends of the supporting plate correspondingly penetrate through the long screw and the short screw, and the supporting plate is fixedly supported by two adjusting nuts which are positioned below the supporting plate and correspondingly matched with the long screw and the short screw.

Preferably, the top support comprises a sleeve, the top plate is fixed at the top end of the sleeve, and the lower end of the sleeve is sleeved in from the top end of the long screw rod.

Preferably, the steadying member comprises staple bolt and L type drag hook, and the staple bolt is installed through the screw fastening on the sleeve pipe, and one side of staple bolt is fixed with the L type drag hook that the level set up, and the end of buckling of drag hook sets up down vertically for laminate with C shaped steel fossil fragments upper end.

Preferably, the short screw rod above the supporting plate is provided with a fastening piece attached to the lower opening end of the C-shaped steel keel.

Compared with the prior art, the invention has the beneficial effects that:

1. the support mainly comprises a long screw and a short screw, the vertical support is less, a C-shaped steel keel clamping groove is formed by a supporting plate between the long screw and the short screw and a rotatable fixing piece arranged on the upper part of the long screw, the clamping groove is easy to adjust according to the specification and the size of the C-shaped steel keel, the assembly degree is high, the construction is simple and convenient, the operation is easy, the constraint of the strength of floor slab concrete on a support system is basically eliminated, the material consumption is less, the interlayer space is large, the construction site is wide and tidy, and the advantages of safe civilized construction are fully embodied.

2. The adjustable lifting support is fixedly embedded between an upper flange plate and a lower flange plate of a structural steel beam to serve as a supporting point of upper load, C-shaped steel serving as a main keel is fixed on a clamping groove of the lifting support and is adjusted to a required elevation, and then battens serving as secondary keels are arranged on the upper portion of the C-shaped steel according to a scheme design interval to form a floor slab supporting system. The traditional vertical support of the scaffold is replaced, the dependence of a traditional formwork support system on the concrete strength of the lower floor slab is overcome, the material consumption of the traditional support system is large, and the scattered accessories occupy a large space.

3. The invention forms a floor slab supporting system, carries out template installation and construction, and can be disassembled after the strength of the floor slab concrete meets the requirement, thereby simplifying the operation, enhancing the safety and reliability, saving the construction period, effectively reducing the allocation of manpower and mechanical resources, having simple structure, convenient installation, disassembly and disassembly, easy field processing or factory processing, being reusable, and being suitable for the cast-in-place reinforced concrete floor slab construction of buildings such as steel structure houses, industrial plants and the like which take H-shaped steel, channel steel, I-shaped steel and angle steel as structural steel beams.

Drawings

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

fig. 2 is a usage state diagram of the present invention.

In the figure: 1. a base plate; 2. a long screw; 3. a short screw; 4. hooping; 5. an L-shaped drag hook; 6. a top plate; 7. a sleeve; 8. a support plate; 9. adjusting the screw cap; 10. a screw; 11. a locking key; 12. A fastener; 13. H-shaped steel, 14 and C-shaped steel keels.

Detailed Description

The invention will be explained and explained in further detail with reference to the drawings;

as shown in figure 1, an adjustable embedded lifting support device for steel structure building is a placement type adjustable lifting support, the support is an asymmetric U-shaped frame, and comprises M16 long screw rods and short screw rods, the bottom ends of the long screw rods and the short screw rods are equal and are arranged in parallel, the bottom ends of the long screw rods and the short screw rods are fixedly connected with a bottom plate 1 placed on the lower flange of H-shaped steel, a supporting plate 8 is installed between the middle parts of the long screw rods and the short screw rods, two ends of the supporting plate 8 correspondingly penetrate through the long screw rods and the short screw rods, the supporting plate 8 is fixedly supported through two adjusting screw caps 9 (M16 screw caps) which are correspondingly matched with the long screw rods and the short screw rods below the supporting plate 8, the height of the supporting plate 8 is changed by rotating the positions of the two adjusting screw caps 9 on the long screw rods and the short screw rods, the purpose of adjusting the height of the supporting plate 8 up and down is achieved, the, the top support piece comprises a sleeve 7, a top plate 6 is fixedly connected to the top end of the sleeve 7, the top plate 6 is used for placing an upper flange of H-shaped steel 13, the lower end of the sleeve 7 is sleeved in from the top end of a long screw rod 2, a locking key 11 for supporting the bottom end of the sleeve is installed on the long screw rod 2 below the sleeve 7, the locking key is a supporting nut (M16 nut) which is screwed on the long screw rod and matched with the long screw rod, the position of the supporting nut on the long screw rod is changed by rotating the supporting nut clockwise or anticlockwise, so that the sleeve above the long screw rod is enabled to ascend or descend along the axial direction of the long screw rod, and the. Be equipped with the steadiness piece on the piece of top-support, the steadiness piece comprises staple bolt and L type drag hook, installs the staple bolt through screw 10 connection staple bolt 4 both ends behind sheathed tube 7 suitable position according to the requirement, and one side of staple bolt 4 is fixed with L type drag hook 5 that the level set up, and the end of buckling of drag hook is vertical to be set up down, and L type drag hook, layer board, the long screw rod between L type drag hook and the layer board, and the short screw rod four of layer board top form the draw-in groove that holds C shaped steel fossil fragments 14, wherein, the end of buckling of drag hook is used for laminating with C shaped steel fossil fragments upper end. And a fastener attached to the lower opening end of the C-shaped steel keel is installed on the short screw rod above the supporting plate, and the fastener 12 is an M16 nut which is screwed on the short screw rod and matched with the short screw rod.

As shown in fig. 2, the floor of the placement type elevating bracket is placed on the lower flange of the H-section steel 13. The sleeve 7 is a phi 20 x 2 seamless steel pipe, the top end of the sleeve is connected with the top plate 6 in a welding mode, the phi 20 x 2 seamless steel pipe is sleeved on the M16 long screw rod 2, the support sleeve is fixed by taking the support nut 11 (M16 nut) as a locking key, the support nut is rotated to adjust the position of the support nut on the long screw rod to enable the sleeve to ascend, and the top plate 6 on the support nut is enabled to be tightly attached to the upper flange of the H-shaped steel 13; the firm piece adopts phi 8 drag hook 5 and staple bolt 4, both welded connection, and staple bolt 4 passes through M5 screw 10 and installs it on phi 20 x 2 seamless steel pipe 7, and staple bolt 4 can 360 degrees rotations of level around phi 20 x 2 seamless steel pipe 7, and C shaped steel fossil fragments are placed in the region between layer board 8 and drag hook, adjust C type fossil fragments position through lifting support plate 8, fasten C shaped steel fossil fragments 14 through adjusting the height of staple bolt 4 and rotation angle and prevent that it from toppling.

Examples

When in use, as shown in figure 2, a section H-shaped steel 13 of a steel beam of an engineering structure is firstly placed on the upper side of a lower flange plate of the H-shaped steel 13 by a bottom plate 1 of the invention, a supporting nut is rotated, the height of a sleeve is adjusted to enable a top plate 6 on the sleeve to be tightly attached to the lower side of an upper flange of the H-shaped steel 13, and the device is embedded in the H-shaped steel 13 by the adjustment; then place C shaped steel fossil fragments 14 on layer board 8, lift layer board 8 and adjust the height of C shaped steel fossil fragments 14 through two adjusting nut 9 of rotation simultaneously, highly reach the elevation requirement after, the lower part of screwing the firmware 12 fixed C shaped steel fossil fragments 14 makes it closely fix on layer board 8, adjust the height of steadiness piece staple bolt 4 simultaneously and make L type drag hook 5 hug closely the upper portion of C shaped steel fossil fragments 14, and rotatory drag hook 5 makes it hug closely C shaped steel fossil fragments 14 upper end edge, screw M5 screw 10 fixed staple bolt 4 position on sleeve pipe 7 at last, reach the purpose that the template system owner is stupefied. Then, secondary ridges and bamboo plywood can be laid on the C-shaped steel keels 14 to form a complete floor slab formwork supporting system.

Claims

1. The utility model provides an adjustable formula lift strutting arrangement that inlays that steel construction building used which characterized in that: including the adjustable lifting support who places the formula, this support includes long screw rod (2) and short screw rod (3), long screw rod and the mutual parallel arrangement of short screw rod, and the bottom is neat, the bottom rigid coupling of long screw rod and short screw rod is on a bottom plate (1), but height-adjusting's layer board (8) about being equipped with between long screw rod and the short screw rod, but the long screw rod (2) cover of layer board (8) top is equipped with the piece of propping of liftable, be equipped with locking key (11) that support the piece of propping bottom on long screw rod (2), the piece of propping top rigid coupling of piece has roof (6), be equipped with rotatable firm piece on the piece of propping, firm piece with form the draw-in groove that holds C shaped steel fossil fragments.

2. The adjustable embedded lifting support device for the steel structure building as claimed in claim 1, wherein: two ends of the supporting plate (8) correspondingly penetrate through the long screw and the short screw, and the supporting plate is fixedly supported by two adjusting screw caps (9) which are positioned below the supporting plate and correspondingly matched with the long screw and the short screw.

3. The adjustable embedded type lifting support device for the steel structure building as claimed in claim 1 or 2, wherein: the top support piece comprises a sleeve (7), the top plate (6) is fixed at the top end of the sleeve (7), and the lower end of the sleeve (7) is sleeved in from the top end of the long screw (2).

4. The adjustable embedded lifting support device for the steel structure building as claimed in claim 3, wherein: the steadiness piece comprises staple bolt (4) and L type drag hook (5), and staple bolt (4) are installed and are fastened through screw (10) on sleeve pipe (7), and one side of staple bolt (4) is fixed with L type drag hook (5) that the level set up, and the end of buckling of drag hook sets up down vertically for laminate with C shaped steel fossil fragments (14) upper end.

5. The adjustable embedded lifting support device for the steel structure building as claimed in claim 1, 2 or 4, wherein: a fastening piece (12) attached to the lower opening end of the C-shaped steel keel is arranged on the short screw (3) above the supporting plate (8).