CN113668831A

CN113668831A - Movable overhanging scaffold

Info

Publication number: CN113668831A
Application number: CN202110959225.XA
Authority: CN
Inventors: 胡维腾; 赵强; 李飞; 雷建; 石保亮
Original assignee: Sunyoung Construction Group Co ltd
Current assignee: Sunyoung Construction Group Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2021-11-19
Anticipated expiration: 2041-08-20
Also published as: CN113668831B

Abstract

The invention discloses a movable cantilever scaffold, which comprises a wall body, cantilever beam members, scaffold frame bodies, a reinforcing member and a protective vertical plate frame body, wherein the cantilever beam members respectively comprise four groups of I-shaped steels, U-shaped embedded bolts and thick angle iron positioning members, the four groups of I-shaped steels are fixedly connected with the wall body, the eight groups of U-shaped embedded bolts are fixedly connected inside the wall body; according to the invention, the four groups of first fasteners and the four groups of second fasteners are connected with the vertical rods in a sliding manner, so that the layered system of the first layered support and the second layered support can move up and down on the cantilever scaffold, and can be fixedly connected with the vertical rods through the four groups of first fasteners and the four groups of second fasteners at one time, operators are not required to directly carry out suspended installation on the surface of the scaffold body, the flexibility and the convenience of the actual assembly of the cantilever scaffold are improved, and the butt joint precision of the layered horizontal plane of the scaffold and the overall stability of the scaffold body are improved.

Description

Movable overhanging scaffold

Technical Field

The invention relates to the technical field of overhanging scaffolds, in particular to a movable overhanging scaffold.

Background

The overhanging scaffold is a simple facility used in a building, and is divided into two types of overhanging in each layer and multi-layer overhanging, wherein the overhanging scaffold is a scaffold in which a frame body structure is unloaded on a rigid overhanging beam attached to a building structure, and is used for the operation of a main body or decoration engineering in building construction and the safety protection requirement thereof, and the installation and dismantling work of the overhanging scaffold is an indispensable working link in modern high-altitude construction operation.

When the current cantilever scaffold is actually assembled, the cantilever scaffold is usually assembled on site, the cross beams, the main beam plates and the reinforcing rods of corresponding models are assembled on the surface of the vertical rod and are installed in layers according to requirements to form a scaffold body, however, the cross rods and the reinforcing rods of the layer assembly cannot move and are directly fixed on the surface of the vertical rod in a suspended mode, and then the scaffold body is assembled and spliced again, the operation mode greatly increases the labor force and inconvenience of operators, the layered horizontal planes of the actual installation cannot correspond to each other, so that the partition surface of the erected cantilever scaffold is inclined, the stability and the safety system of scaffold assembly are reduced, when the scaffold is assembled, a plurality of groups of reinforcing rods are usually required to be installed to form a reinforcing structure so as to ensure the stability of the scaffold, but only when the scaffold body is used as the reinforcing system, whether the connection structure between the I-steel and the scaffold body is firm cannot be ensured, thereby reducing the load and balance of the I-steel contacting the scaffold.

Disclosure of Invention

The present invention is directed to a movable cantilever scaffold, which solves the above-mentioned problems associated with the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the cantilever beam component comprises four groups of I-shaped steels, four groups of I-shaped steels are fixedly connected with the wall body, eight groups of U-shaped embedded bolts are fixedly connected inside the wall body, and thick angle iron positioning parts matched with the I-shaped steels are arranged at the tops of the eight groups of U-shaped embedded bolts;

scaffold body includes pole setting, lower carriage, first horizontal pole, first fastener, first layered support, second fastener and second horizontal pole respectively, the pole setting is four groups, the lower carriage rigid coupling is in the bottom in four group's pole setting outsides, four groups the pole setting rigid coupling is in one side at I-steel top, four groups the outside cover of pole setting is equipped with four groups first fastener and second fastener, first layered support and first horizontal pole and four groups first fastener rigid couplings, second layered support and second horizontal pole and four groups second fastener rigid couplings.

Preferably, the reinforcement component is respectively including connecting steel ring, wire rope, tool to lock turnbuckle and embedded steel bar, connecting steel ring and I-steel rigid coupling, embedded steel bar is located the inside of wall body, the inboard of connecting steel ring is equipped with interconnect's wire rope and tool to lock turnbuckle, tool to lock turnbuckle and embedded steel bar rigid coupling.

Preferably, the protective vertical plate frame body comprises a safety support frame and cross braces respectively, the safety support frame is fixedly connected to the edges of the tops of the four groups of I-shaped steel, and the cross braces are fixedly connected to the tops and the bottoms of the two sides of one end of the back of the safety support frame.

Preferably, the top of wall body one side is equipped with the locating plate, and the inboard of locating plate is equipped with four spacing openings, four groups I-steel and spacing opening alternate the cooperation.

Preferably, the outer sides of the four groups of upright rods are provided with positioning buckle grooves, the positioning buckle grooves are matched with the four groups of first fasteners and second fasteners, positioning pieces are arranged on one sides, far away from the first fasteners and the second fasteners, of the four groups of upright rods, and the positioning pieces are connected with the second cross rods, the first layered supports, the second layered supports and the second cross rods respectively.

Preferably, a supporting plate is arranged in the middle of one end of the back of each of the first layered support and the second layered support, and an inverted groove is formed in the bottom of the supporting plate.

Preferably, the two sides of the lockset turnbuckle are connected with the steel wire rope, and the embedded steel bars and the connecting steel ring are respectively sleeved with the steel wire rope.

Preferably, five groups of pillars are arranged at one end of the front surface of the safety support frame, a cross beam is arranged on one side, close to each other, of the pillars, and the cross beam is fixedly connected with the cross support.

Preferably, the bottom of the first layered support and the bottom of the second layered support are uniformly provided with reinforced steel pipes, and the reinforced steel pipes are fixedly connected with the first cross rod and the second cross rod respectively.

Preferably, the top and the bottom outside first fastener and second fastener are equipped with the rubber packing ring, and four groups first fastener and second fastener are sliding structure mutual adaptation with four groups of poles.

Compared with the prior art, the invention provides a movable overhanging scaffold, which has the following beneficial effects:

1. according to the invention, the four groups of first fasteners and the four groups of second fasteners are connected with the upright rods in a sliding manner, so that the layered system of the first layered support and the second layered support can move up and down on the cantilever scaffold, at the moment, an operator can combine and splice the first layered support and the second layered support at the bottom of the scaffold body, and then the first layered support and the second layered support are lifted up to a specified position by using a tower crane or a crane, so that the first layered support and the second layered support can be fixedly connected with the upright rods through the four groups of first fasteners and the four groups of second fasteners at one time, the operator is not required to directly carry out suspended installation on the surface of the scaffold body, the actual assembly flexibility and convenience of the cantilever scaffold are improved, and the docking precision of the layered horizontal plane of the scaffold and the overall stability of the scaffold body are improved.

2. The reinforcing system of the reinforcing member and the protective vertical plate frame body is matched with the scaffold frame body, so that the safety support frame and the cross brace form a joint reinforcing support for the scaffold frame body, and the cantilever beam member is subjected to diagonal pulling reinforcement through the steel wire rope, the lock turnbuckle, the embedded steel bar and the connecting steel ring, so that double safety arrangement is formed for the assembled cantilever scaffold, the load and balance effect of the scaffold frame body for erecting and assembling above the cantilever beam member are effectively improved, and the rigidity and stability of the cantilever scaffold are further ensured.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of a cantilever beam member of the present invention;

FIG. 3 is a perspective view of a first scaffold of the present invention;

FIG. 4 is a perspective view of a second scaffold body of the present invention;

FIG. 5 is an enlarged perspective view of a first layered stent of the present invention;

FIG. 6 is a schematic structural view of a reinforcement member of the present invention;

fig. 7 is a perspective view of the protective riser frame of the present invention.

In the figure: 1. a wall body; 2. a cantilever beam member; 21. i-shaped steel; 22. u-shaped embedded bolts; 23. a thick angle iron locator; 3. a scaffold body; 31. erecting a rod; 32. a lower bracket; 33. a first cross bar; 34. a first fastener; 35. a first layered scaffold; 36. a second layered scaffold; 37. a second fastener; 38. a second cross bar; 4. a reinforcement member; 41. connecting a steel ring; 42. a wire rope; 43. a lock turnbuckle; 44. embedding reinforcing steel bars in advance; 5. a protective vertical plate frame body; 51. a safety support frame; 52. and (4) supporting the scissors.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a movable cantilever scaffold comprises a wall body 1, cantilever beam members 2, scaffold frame bodies 3, reinforcing members 4 and a protective vertical plate frame body 5, wherein the cantilever beam members 2 respectively comprise I-shaped steels 21, U-shaped embedded bolts 22 and thick angle iron positioning parts 23, the I-shaped steels 21 are in four groups, the four groups of I-shaped steels 21 are fixedly connected with the wall body 1, the U-shaped embedded bolts 22 are in eight groups, the eight groups of U-shaped embedded bolts 22 are fixedly connected inside the wall body 1, and the thick angle iron positioning parts 23 mutually matched with the I-shaped steels 21 are arranged at the tops of the eight groups of U-shaped embedded bolts 22;

the scaffold body 3 comprises upright rods 31, lower brackets 32, first cross rods 33, first fasteners 34, first layered brackets 35, second layered brackets 36, second fasteners 37 and second cross rods 38 respectively, the upright rods 31 are four groups, the lower brackets 32 are fixedly connected to the bottoms of the outer sides of the four groups of upright rods 31, the four groups of upright rods 31 are fixedly connected to one side of the top of the I-steel 21, the four groups of first fasteners 34 and second fasteners 37 are sleeved on the outer sides of the four groups of upright rods 31, the first layered brackets 35 are fixedly connected with the first cross rods 33 and the four groups of first fasteners 34, and the second layered brackets 36 and the second cross rods 38 are fixedly connected with the four groups of second fasteners 37.

As a preferable embodiment of the present embodiment: the reinforcing component 4 comprises a connecting steel ring 41, a steel wire rope 42, a lock screw 43 and an embedded steel bar 44 respectively, the connecting steel ring 41 is fixedly connected with the I-shaped steel 21, the embedded steel bar 44 is positioned inside the upper wall body 1, the inner side of the connecting steel ring 41 is provided with the steel wire rope 42 and the lock screw 43 which are mutually connected, and the lock screw 43 is fixedly connected with the embedded steel bar 44.

As a preferable embodiment of the present embodiment: the protective vertical plate frame body 5 comprises a safety support frame 51 and cross braces 52 respectively, the safety support frame 51 is fixedly connected to the edge of the top of one side of the four groups of I-shaped steel 21, and the cross braces 52 are fixedly connected to the top and the bottom of two sides of one end of the back of the safety support frame 51.

As a preferable embodiment of the present embodiment: the top of one side of the wall body 1 is provided with a positioning plate, the inner side of the positioning plate is provided with four groups of limiting through holes, and the four groups of I-shaped steels 21 are inserted and matched with the limiting through holes.

As a preferable embodiment of the present embodiment: the outer sides of the four groups of vertical rods 31 are provided with positioning buckle grooves, the positioning buckle grooves are matched with the four groups of first fasteners 34 and second fasteners 37, positioning pieces are arranged on the sides, away from each other, of the four groups of first fasteners 34 and second fasteners 37, and the positioning pieces are connected with the second cross rod 38, the first layered support 35, the second layered support 36 and the second cross rod 38 respectively, so that the flexibility and the convenience of actual assembly of the structure are improved.

As a preferable embodiment of the present embodiment: the intermediate position department of 36 back one ends in first layered support 35 and second layered support is equipped with the layer board, and the bottom of layer board is equipped with down the slot, provides the strong point of holding up of first layered support 35 and second layered support 36, is convenient for divide first layered support 35 and second layered support 36 lifting to move the assigned position through tower crane or jack.

As a preferable embodiment of the present embodiment: the two sides of the lock turnbuckle 43 are connected with the steel wire rope 42, and the embedded steel bar 44 and the connecting steel ring 41 are respectively sleeved with the steel wire rope 42.

As a preferable embodiment of the present embodiment: five groups of pillars are arranged at one end of the front face of the safety support frame 51, a cross beam is arranged on one side, close to each other, of each pillar, the cross beam is fixedly connected with the cross braces 52, the contact surface and the fixed point of the cross braces 52 and the support frame 51 are improved, and the safety vertical net and the safety warning belt are conveniently and fixedly installed in the follow-up process.

As a preferable embodiment of the present embodiment: the bottom of first layered support 35 and second layered support 36 is evenly arranged and is equipped with the enhancement steel pipe, and strengthens the steel pipe and respectively with first horizontal pole 33 and second horizontal pole 38 rigid coupling, improves the holistic atress of first layered support 35 and second layered support 36, strengthens the multilayer and suspends the fastness between the scaffold structure in midair.

As a preferable embodiment of the present embodiment: rubber gaskets are arranged at the top and the bottom of the outer sides of the four groups of first fasteners 34 and the four groups of second fasteners 37, the four groups of first fasteners 34 and the four groups of second fasteners 37 are matched with the four groups of vertical rods 31 in a sliding structure, so that the four groups of first fasteners 34 and the four groups of second fasteners 37 can slide and move on the outer sides of the four groups of vertical rods 31 conveniently, and the specified positions can be adjusted quickly for fixing.

In embodiment 1, as shown in fig. 1 and 6, when the i-steel 21 is fixed on the surface of the wall 1, the connection steel ring 41 for reinforcing the cantilever beam member 2, the steel wire 42 and the lock screw 43 may be connected to each other, and the lock screw 43 and the embedded steel bar 44 pre-installed on the upper floor are sleeved to each other, so as to form a tie point for auxiliary support, further improve the load of the i-steel 21 and the scaffold assembled above, and better ensure the rigidity and safety of the scaffold.

Embodiment 2, as shown in fig. 1 and 7, after the suspended scaffold is assembled, the safety support frame 51 as a reinforcing system can be fixed above the i-steel 21 and is integrally and fixedly connected with the scaffold body 3, and then the structure of the safety support frame 51 is locked and positioned by using the cross braces 52, so that the supporting force and the stability of the safety support frame 51 for connecting the scaffold body 3 are further improved, and the safety vertical net and the safety warning belt are more conveniently mounted by installing the safety support frame 51, so that the tightness between the suspended scaffold structures is increased.

The working principle is as follows: when the cantilever scaffold is assembled, firstly, the reserved cross section of the corresponding I-steel 21 extends out of the wall 1 and is clamped into the inner side of the U-shaped embedded bolt 22, then the I-steel 21 is locked and fixed by the mutual matching of the thick angle iron positioning piece 23 and the U-shaped embedded bolt 22, at this time, the four groups of upright rods 31 and the combined lower support 32 can be erected above the I-steel 21 with the reserved cross section of the I-steel 21 for fixing, the four groups of first fasteners 34 and second fasteners 37 which are in sliding fit are sleeved outside the four groups of upright rods 31, then, the first layered support 35 and the second layered support 36 which are used as layered systems can be fixedly connected with the four groups of first fasteners 34 and second fasteners 37 above the lower support 32 through the connecting system of the first cross rod 33 and the second cross rod 38, the suspended installation and splicing work of operators are not needed, after the layered systems of the first layered support 35 and the second layered support 36 are spliced, alright hold up first layered support 35 and second layered support 36 through tower crane or hoist and reciprocate, and then make second layered support 36 and first layered support 35 remove appointed vertical height to once only with four sets of first fastener 34 and second fastener 37 and pole setting 31 rigid couplings, form the higher scaffold interlayer of horizontal accuracy, improve the stability and the assembly efficiency of multilayer scaffold assembly.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a portable scaffold frame of encorbelmenting, includes wall body (1), cantilever beam component (2), scaffold body (3), reinforcement member (4) and protection riser support body (5), its characterized in that: the cantilever beam component (2) comprises four groups of I-shaped steels (21), U-shaped embedded bolts (22) and thick angle iron positioning pieces (23), the I-shaped steels (21) are fixedly connected with the wall body (1), the U-shaped embedded bolts (22) are eight groups, the eight groups of U-shaped embedded bolts (22) are fixedly connected inside the wall body (1), and the thick angle iron positioning pieces (23) matched with the I-shaped steels (21) are arranged at the tops of the eight groups of U-shaped embedded bolts (22);

scaffold frame body (3) include pole setting (31), lower carriage (32), first horizontal pole (33), first fastener (34), first layering support (35), second layering support (36), second fastener (37) and second horizontal pole (38) respectively, pole setting (31) are four groups, lower carriage (32) rigid coupling is in the bottom in four groups pole setting (31) outsides, four groups pole setting (31) rigid coupling is in one side at I-steel (21) top, four groups the outside cover of pole setting (31) is equipped with four groups of first fastener (34) and second fastener (37), first layering support (35) and first horizontal pole (33) and four groups of first fastener (34) rigid couplings, second layering support (36) and second horizontal pole (38) and four groups of second fastener (37) rigid couplings.

2. A mobile cantilever scaffold according to claim 1, wherein: the reinforcing component (4) comprises a connecting steel ring (41), a steel wire rope (42), a lock screw fastener (43) and embedded steel bars (44), the connecting steel ring (41) is fixedly connected with the I-shaped steel (21), the embedded steel bars (44) are located inside the upper wall body (1), the inner side of the connecting steel ring (41) is provided with the steel wire rope (42) and the lock screw fastener (43) which are connected with each other, and the lock screw fastener (43) is fixedly connected with the embedded steel bars (44).

3. A mobile cantilever scaffold according to claim 1, wherein: the protective vertical plate frame body (5) comprises a safety support frame (51) and cross braces (52), the safety support frame (51) is fixedly connected to the edge of the top of one side of the four groups of I-shaped steel (21), and the cross braces (52) are fixedly connected to the top and the bottom of two sides of one end of the back of the safety support frame (51).

4. A mobile cantilever scaffold according to claim 1, wherein: the top of wall body (1) one side is equipped with the locating plate, and the inboard of locating plate is equipped with four spacing openings of group, four groups I-steel (21) and spacing opening interlude cooperation.

5. A mobile cantilever scaffold according to claim 1, wherein: the outer sides of the four groups of vertical rods (31) are provided with positioning buckle grooves, the positioning buckle grooves are matched with the four groups of first fasteners (34) and second fasteners (37), positioning pieces are arranged on one sides, far away from the four groups of first fasteners (34) and second fasteners (37), of the four groups of first fasteners and second fasteners, and the positioning pieces are connected with the second cross rod (38), the first layered support (35), the second layered support (36) and the second cross rod (38) respectively.

6. A mobile cantilever scaffold according to claim 1, wherein: the middle positions of one ends of the back surfaces of the first layered support (35) and the second layered support (36) are provided with supporting plates, and the bottoms of the supporting plates are provided with inverted grooves.

7. A mobile cantilever scaffold according to claim 2, wherein: the lock is characterized in that two sides of the lock spiral buckle (43) are connected with the steel wire rope (42) mutually, and the embedded steel bar (44) and the connecting steel ring (41) are respectively sleeved with the steel wire rope (42).

8. A mobile cantilever scaffold according to claim 3, wherein: five groups of pillars are arranged at one end of the front surface of the safety support frame (51), a cross beam is arranged on one side, close to the pillars, of each pillar, and the cross beam is fixedly connected with the scissor supports (52).

9. A mobile cantilever scaffold according to claim 1, wherein: and reinforcing steel pipes are uniformly arranged at the bottoms of the first layered support (35) and the second layered support (36), and are fixedly connected with the first cross rod (33) and the second cross rod (38) respectively.

10. A mobile cantilever scaffold according to claim 1, wherein: rubber gaskets are arranged at the top and the bottom of the outer sides of the four groups of first fasteners (34) and second fasteners (37), and the four groups of first fasteners (34) and second fasteners (37) are matched with the four groups of vertical rods (31) in a sliding structure.