CN117759006A

CN117759006A - Lifting platform girder

Info

Publication number: CN117759006A
Application number: CN202410156115.3A
Authority: CN
Inventors: 惠玉清
Original assignee: Individual
Current assignee: Individual
Priority date: 2024-02-04
Filing date: 2024-02-04
Publication date: 2024-03-26

Abstract

The invention provides a lifting platform girder which comprises a lifting platform main body, wherein a plurality of groups of H-shaped steel platform girders positioned on the same plane are arranged on the lifting platform main body. The device also comprises a support column, a platform beam, a large steel template, an outer hanging frame, an upper electric hoist, a column top hanging ring plate, a lower electric hoist and an operation platform. The platform beam and the transverse platform beam are positioned in the same plane, so that the height of the platform beam is reduced; the operation platform of constructors for installing the wall steel bars and pouring concrete is adjusted to the positions of the top platform beam and the transverse platform beam, and the construction platform is large in space, convenient to operate and safer; the manufacturing and mounting cost of the platform is reduced; the designed platform beams and the transverse platform beams avoid the positions of structural wall columns of the building on the plane layout, and the steel bars of the wall columns are not affected in position and bound, so that the influence on the binding of the steel bars due to the fact that the girder of the truss of the prior art passes through the top of the concrete column wall is avoided.

Description

Lifting platform girder

Technical Field

The invention relates to the technical field of buildings, in particular to a lifting platform girder.

Background

In the construction of a high-rise shear wall structure, a large-scale steel template is generally adopted as a shear wall template, the engineering quality is improved, but the hoisting cost of the large-scale steel template is high, unsafe factors are many, the hoisting needs large-scale mechanical equipment for assistance, and a large number of technical workers are required to finish the work of the template and the like.

Retrieved, authorized (bulletin) number: CN108979131B discloses a device for integrally lifting a steel template and an operation frame for high-rise building construction; the device comprises a truss main beam, a Chinese character 'mu' shaped auxiliary beam, a supporting column, an inner hanging frame, an outer hanging frame and a hanging skirt board; the lower ends of the support columns are arranged on the concrete wall, upper electric hoists are arranged at the top ends of the support columns, and truss girders are connected with the support columns through the upper electric hoists; the truss girder is connected with a lower electric hoist; the U-shaped clamp is used for connecting the U-shaped clamp with the truss girder, a modular steel plate net is placed on the U-shaped clamp, and research and analysis show that the truss girder is formed by four square steel pipes as upper chords and lower chords of the truss girder in the prior patent 'a steel template and operation frame integral lifting platform device for high-rise building construction', and the cross section size of the three-dimensional truss is 400mm multiplied by 600mm. The auxiliary beam in the shape of a Chinese character 'mu' is formed by two parallel channel steel, the middle is connected by the channel steel through bolts, and the auxiliary beam is similar to the Chinese character 'mu'. Place on the girder, do reliable connection with U type checkpost and truss girder, make truss girder and mesh style of calligraphy auxiliary girder form the plane whole as in fig. 11 that can transmit horizontal force, although need not peripheral hardware large-scale equipment, saved a large amount of manpowers and advantage of cost, nevertheless still have following shortcoming to a certain extent, if:

1. the overlapping height of the auxiliary girder in the shape of the Chinese character 'mu' is increased on the girder so as to raise the height of the platform girder;

2. the construction platform of constructors for installing the wall steel bars and pouring concrete has small space, is inconvenient to operate and has potential safety hazards;

3. the girder supporting frame is required to be installed at the lower part of the girder of the truss, so that the manufacturing and installation cost of the platform is increased;

4. the partial truss girder passes through the top of the concrete column wall, and the binding of the steel bars is affected.

To sum up, for this purpose, a lifting platform girder is proposed.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a lifting platform girder that solves or alleviates the technical problems of the prior art, and at least provides an advantageous option.

The technical scheme of the embodiment of the invention is realized as follows: the utility model provides a lifting platform girder, includes lifting platform main part 100, install multiunit in the H shaped steel platform roof beam 2 of coplanar on the platform main part.

Preferably, the lifting platform comprises a lifting platform main body 100, wherein the lifting platform main body 100 comprises a support column 1, a top plate template 11, a column top lifting ring plate 6, an upper electric hoist 5, a lower electric hoist 7, a lifting support column lifting point 10, a connecting plate 24, a platform cantilever beam 21, an operation platform 8 and a large steel template 3;

the bottom of the support column 1 penetrates through the upper surface of the poured concrete floor 14, and the top of the support column 1 penetrates through the lower surface of the top plate template 11; the top of the support column 1 is provided with an upper electric hoist 5 through a column top hanging ring plate 6; the platform beam 2 is connected with the column top hanging ring plate 6 through an upper electric hoist 5; the upper surface of the platform beam 2 is connected with a lower electric hoist 7; the lower electric hoist 7 is positioned above the platform beam 2, and a lifting support column hanging point 10 is arranged at the lower part of one side of the outer side wall of the support column 1, which is close to the lower electric hoist 7; the platform beam 2 is connected with the platform cantilever beam 21 through the connecting plate 24; the upper surface of the platform cantilever beam 21 is provided with an operation platform 8; the bottom of the platform cantilever beam 21 is provided with a large steel template 3.

Further preferably, it also comprises transverse platform beams 17 and external brackets 4; a transverse platform beam 17 is further arranged in the vertical direction of the platform beam 2; the platform beam 2 and the transverse platform beam 17 are positioned on the same horizontal plane; the platform beams 2 and the transverse platform beams 17 are also hung with external hanging frames 4 along the hanging positions of the outer walls of the building body.

It is further preferred that an end of the transverse platform beam 17 close to the platform beam 2 is fixedly connected with an L-shaped abutment plate 19 through a plurality of first fixing bolts 18, and one side of the L-shaped abutment plate 19 is fixedly connected to one side of the platform beam 2 through a plurality of second fixing bolts 20.

Further preferably, the platform cantilever beam further comprises a connecting bolt 23, and an upper part of one end of the connecting plate 24 away from the platform cantilever beam 21 is fixedly connected to one side of the platform beam 2 through the connecting bolt 23.

Further preferably, a protective rail 9 is fixedly connected to one side of the operation platform 8.

It is further preferred that the outer side of the bottom of the poured concrete floor slab 14 is provided with a poured concrete wall body 13, a lower part of one side of the poured concrete wall body 13 close to the support column 1 is provided with a connecting ring 27, the top of the inner side wall of the poured concrete wall body 13 is fixedly connected with a plurality of poured concrete beams 12, and the top of the poured concrete beams 12 is fixedly connected with the bottom of the poured concrete floor slab 14.

Further preferably, a stiffening plate 22 is welded to the lower part of one end of the connecting plate 24, which is far away from the platform cantilever beam 21, and the stiffening plate 22 is fixedly connected to the lower part of one side of the platform beam 2 through an extension bolt 25.

Further preferably, the top of the large steel formwork 3 is provided with a telescopic head 15, and the outer side wall of the telescopic head 15 is fixedly connected to the bottom of the platform cantilever beam 21 through a U-shaped ring 16.

Further preferably, the upper surface of the operation platform 8 is provided with a plurality of mesh holes 26.

By adopting the technical scheme, the embodiment of the invention has the following advantages:

1. according to the invention, the platform beam and the transverse platform beam are positioned in the same plane, so that the height of the platform beam is reduced, and the overlapping height of the auxiliary beam in the shape of the Chinese character 'mu' on the girder is reduced;

2. according to the invention, the operation platform of constructors for installing wall steel bars and pouring concrete is adjusted to the positions of the top platform beam and the transverse platform beam from the original internal hanging frame, so that the construction platform has large space, and is convenient and safe to operate;

3. according to the invention, the operation platform is supported on the upper edge of the steel template through the telescopic head support at the lower part of the overhanging steel girder, so that the need of installing a girder support frame at the lower part of a girder of the platform in the original scheme is eliminated, and the manufacturing and installing cost of the platform is reduced;

4. according to the invention, the designed platform beams and the transverse platform beams avoid the positions of structural wall columns of a building on the plane arrangement, and the steel bars of the wall columns are not affected in position and bound, so that the influence of the steel bar bound on the girder passing through the top of the concrete column wall in the girder of the truss in the prior art is avoided.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a view angle block diagram of the present invention;

FIG. 2 is a view of another view of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention

FIG. 4 is a plan view of a platform beam and platform cantilever beam of the present invention;

FIG. 5 is a block diagram of an elevation of a platform beam and a platform cantilever beam of the present invention;

FIG. 6 is a side view of a platform beam and platform cantilever beam of the present invention;

FIG. 7 is a view of a deck beam docking plan view of the present invention;

FIG. 8 is a block diagram of a dock elevation of a platform beam according to the present invention;

FIG. 9 is a schematic view of the telescopic head and U-ring elevation of the present invention;

fig. 10 is a side view of the retractable head and U-ring of the present invention.

Reference numerals: 100. lifting the platform body; 1. a support column; 2. a platform beam; 3. large steel templates; 4. an outer hanger; 5. an electric hoist is arranged; 6. a column top hanging ring plate; 7. a lower electric hoist; 8. an operating platform; 9. a protective rail; 10. lifting a support column hanging point; 11. a top plate template; 12. a poured concrete beam; 13. a poured concrete wall; 14. a poured concrete floor slab; 15. a retractable head; 16. a U-shaped ring; 17. a transverse platform beam; 18. a first fixing bolt; 19. an L-shaped butt plate; 20. a second fixing bolt; 21. a platform cantilever beam; 22. stiffening plates; 23. a connecting bolt; 24. a connecting plate; 25. lengthening the bolt; 26. a mesh-like hole; 27. and a connecting ring.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-10, an embodiment of the present invention provides a lifting platform girder, which comprises a lifting platform main body 100, wherein the lifting platform main body 100 comprises a support column 1, a platform beam 2, a large steel template 3, a pylon 4, an upper electric hoist 5, a column top lifting ring plate 6, a lower electric hoist 7, an operation platform 8, a lifting support column lifting point 10, a top plate template 11, a poured concrete floor 14, a transverse platform beam 17, a platform cantilever beam 21, a connecting bolt 23 and a connecting plate 24;

the bottom of support column 1 runs through in the upper surface of concrete floor 14 that has been pour, the top of support column 1 runs through in the lower surface of roof template 11, two upper electric block 5 are installed through roof collar plate 6 in the top of support column 1, roof beam 2 is connected with roof collar plate 6 through upper electric block 5, the upper surface of roof beam 2 is connected with lower electric block 7, lower electric block 7 is located the top of roof beam 2, the lateral wall of support column 1 is close to the one side lower part of lower electric block 7 and is equipped with promotion support column hoisting point 10, the one end that is close to roof beam 2 of platform cantilever beam 21 has connecting plate 24, the one end upper portion that is away from platform cantilever beam 21 of connecting plate 24 is through connecting bolt 23 fixed connection in one side of roof beam 2, the upper surface of platform cantilever beam 21 is provided with operation platform 8, pylon 4 hangs on roof beam 2 and horizontal platform beam 17 along building outer wall, large-section steel template 3 is installed to the bottom of platform cantilever beam 21, large-plate 3 and pylon 4 rise along with the promotion of platform device, it is convenient for platform cantilever beam 17 to drive platform cantilever beam 2 through roof collar plate 6 on the roof collar plate 6, thereby platform cantilever beam 17 is convenient for operation platform 8.

In one embodiment, the specific: one end of the transverse platform beam 17, which is close to the platform beam 2, is fixedly connected with an L-shaped abutting plate 19 through a plurality of first fixing bolts 18, one side of the L-shaped abutting plate 19 is fixedly connected to one side of the platform beam 2 through a plurality of second fixing bolts 20, and the transverse platform beam 17 and the platform beam 2 are fixedly connected through the L-shaped abutting plate 19, the plurality of first fixing bolts 18 and the plurality of second fixing bolts 20, so that the connection stability of the transverse platform beam 17 and the platform beam 2 is improved.

In one embodiment, the specific: one side fixedly connected with of operation platform 8 prevents railing 9, prevents protection of constructor through preventing railing 9 on the operation platform 8 to the security has been improved.

In one embodiment, the specific: the bottom of the poured concrete floor 14 is fixedly provided with a poured concrete wall 13, the lower part of one side of the poured concrete wall 13, which is close to the support column 1, is provided with a connecting ring 27, the lower part of the outer side wall of the support column 1 is fixedly connected with the inner side wall of the connecting ring 27, the top of the inner side wall of the poured concrete wall 13 is fixedly connected with a plurality of poured concrete beams 12, the top of the poured concrete beams 12 is fixedly connected with the bottom of the poured concrete floor 14, and the support of the support column 1 by the connecting ring 27 is fixed, so that the stability of the support column 1 is improved.

In one embodiment, the specific: the stiffening plate 22 is welded at the lower part of one end of the connecting plate 24 far away from the platform cantilever beam 21, the stiffening plate 22 is fixedly connected to the lower part of one side of the platform beam 2 through the lengthening bolt 25, and the connecting plate 24 is welded with the stiffening plate 22 and the penetrating lengthening bolt 25, so that the connecting stability of the connecting plate 24 and the platform beam 2 is improved.

In one embodiment, the specific: the top of large-scale steel form 3 is provided with scalable head 15, and the lateral wall of scalable head 15 passes through U-shaped ring 16 fixed connection in the bottom of platform cantilever beam 21, is convenient for adjust flexible length according to the position of large-scale steel form 3 through scalable head 15 to guaranteed scalable head 15 and supported the upper portion at large-scale steel form 3 completely.

In one embodiment, the specific: the upper surface of the operation platform 8 is provided with a plurality of mesh holes 26, and the weight of the operation platform 8 is reduced by the mesh holes 26 provided on the operation platform 8.

In one embodiment, the specific: the platform beam 2 and the transverse platform beam 17 are H-shaped steel platform beams, the platform beam 2 and the transverse platform beam 17 are located on the same horizontal plane, and the operation platform 8 is arranged on the platform cantilever beams 21 on the platform beam 2 and the transverse platform beam 17, so that the construction platform space is increased.

The invention cancels the original truss main beam and the mesh-shaped auxiliary beam, adopts H-shaped steel as the platform beam, the top of the designed platform beam is in the same plane, the upper platform beam is arranged on the plane to avoid the position of the structural wall column of the building, and the steel bars of the wall column are not influenced to be in place and bound. The girder of the truss of the prior art is prevented from passing through the top of the concrete column wall, and the binding of the steel bars is prevented from being influenced. The main beam supporting frame in the prior art is eliminated. The construction platform of constructors for installing the wall steel bars and pouring concrete is adjusted to the top platform position by the original internal hanging frame, and the construction platform is large in space, convenient to operate and safer.

The invention works when in work: the support column 1 is fixed through the connecting rings 27, the support column 1 penetrates through the poured concrete floor 14 of each layer, so that the stability of the support column 1 is improved, the upper electric hoist 5 is installed at the top of the support column 1 through the column top hanging ring plate 6, meanwhile, lifting hooks on the upper electric hoist 5 are connected with the platform beam 2, the transverse platform beam 17 is fixedly connected with the platform beam 2 through the L-shaped butt plate 19, the first fixing bolts 18 and the second fixing bolts 20, the platform beam 2 and the transverse platform beam 17 are located on the same horizontal plane, the platform cantilever beam 21 and the platform beam 2 are connected, the operation platform 8 is installed on the platform cantilever beam 21, the space of the operation platform 8 is larger, the operation platform is convenient and safer, the operation platform is supported on the upper edge of the large steel template 3 through the lower portion of the platform cantilever beam 21, the platform manufacturing and installation cost are reduced, the position adjustment telescopic length is convenient to be carried out according to the large steel template 3 through the telescopic head 15, the position adjustment of the large steel template 3 is guaranteed, the telescopic head 15 is completely supported on the upper edge of the large steel template 3, and all the positions of the platform cantilever beam 17 and the reinforcement bar side of a reinforcement bar are not affected by the side of the platform cantilever beam 17.

The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a promote platform girder which characterized in that: the lifting platform comprises a lifting platform body (100), wherein a plurality of groups of H-shaped steel platform beams (2) which are positioned on the same plane are arranged on the platform body.

2. The lifting platform main beam of claim 1, wherein: the lifting platform comprises a lifting platform main body (100), wherein the lifting platform main body (100) comprises a support column (1), a top plate template (11), a column top lifting ring plate (6), an upper electric hoist (5), a lower electric hoist (7), a lifting support column lifting point (10), a connecting plate (24), a platform cantilever beam (21), an operation platform (8) and a large steel template (3);

the bottom of the support column (1) penetrates through the upper surface of the poured concrete floor slab (14), and the top of the support column (1) penetrates through the lower surface of the top plate template (11); the top of the support column (1) is provided with an upper electric hoist (5) through a column top hanging ring plate (6); the platform beam (2) is connected with the column top hanging ring plate (6) through an upper electric hoist (5); the upper surface of the platform beam (2) is connected with a lower electric hoist (7); the lower electric hoist (7) is positioned above the platform beam (2), and a lifting support column hanging point (10) is arranged at the lower part of one side of the outer side wall of the support column (1) close to the lower electric hoist (7); the platform beam (2) is connected with the platform cantilever beam (21) through the connecting plate (24); an operation platform (8) is arranged on the upper surface of the platform cantilever beam (21); the bottom of the platform cantilever beam (21) is provided with a large-scale steel template (3).

3. The lifting platform main beam of claim 2, wherein: the device also comprises a transverse platform beam (17) and a pylon (4); a transverse platform beam (17) is further arranged in the vertical direction of the platform beam (2); the platform beam (2) and the transverse platform beam (17) are positioned on the same horizontal plane; the platform beam (2) and the transverse platform beam (17) are also hung with an outer hanging frame (4) along the hanging position of the outer wall of the building body.

4. A lifting platform girder according to claim 3, wherein: one end of the transverse platform beam (17) close to the platform beam (2) is fixedly connected with an L-shaped butt plate (19) through a plurality of first fixing bolts (18), and one side of the L-shaped butt plate (19) is fixedly connected to one side of the platform beam (2) through a plurality of second fixing bolts (20).

5. The lifting platform main beam of claim 2, wherein: the cantilever beam is characterized by further comprising a connecting bolt (23), wherein the upper part of one end of the connecting plate (24), which is far away from the cantilever beam (21), is fixedly connected to one side of the cantilever beam (2) through the connecting bolt (23).

6. The lifting platform main beam of claim 2, wherein: one side of the operating platform (8) is fixedly connected with a protective railing (9).

7. The lifting platform main beam of claim 2, wherein: the outer side of the bottom of the poured concrete floor slab (14) is provided with a poured concrete wall body (13), the lower part of one side of the poured concrete wall body (13) close to the support column (1) is provided with a connecting ring (27), the top of the inner side wall of the poured concrete wall body (13) is fixedly connected with a plurality of poured concrete beams (12), and the top of the poured concrete beams (12) is fixedly connected with the bottom of the poured concrete floor slab (14).

8. A lifting platform girder as claimed in claim 2, wherein: a stiffening plate (22) is welded at the lower part of one end, far away from the platform cantilever beam (21), of the connecting plate (24), and the stiffening plate (22) is fixedly connected to the lower part of one side of the platform beam (2) through an extension bolt (25).

9. A lifting platform girder as claimed in claim 2, wherein: the top of large-scale steel form (3) is provided with scalable head (15), but the lateral wall of scalable head (15) is through U-shaped ring (16) fixed connection in the bottom of platform cantilever beam (21).

10. A lifting platform girder as claimed in claim 2, wherein: the upper surface of the operating platform (8) is provided with a plurality of netlike holes (26).