CN218562965U

CN218562965U - Overhanging and floor type combined external scaffold

Info

Publication number: CN218562965U
Application number: CN202220217863.4U
Authority: CN
Inventors: 郭祥程; 姚金邦; 易李烜; 云飞; 郑浩琦; 周鹏; 韩雷洲; 师高升; 张俊奇
Original assignee: China Construction Fifth Engineering Bureau Co Ltd
Current assignee: China Construction Fifth Engineering Bureau Co Ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2023-03-03
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to an outer scaffold frame of encorbelmenting and console mode combination. The cantilever and floor type combined external scaffold comprises a floor scaffold part on one side and a cantilever scaffold part adjacent to the floor scaffold part, wherein a transverse scaffold steel pipe of the floor scaffold part is connected with a transverse scaffold steel pipe of the cantilever scaffold part; the cantilever scaffold part comprises an upper connecting piece and a lower connecting piece which are pre-embedded on a building; the lower connecting piece is fixedly connected with a supporting rod perpendicular to the outer wall of the building, one end of the supporting rod, which is opposite to the lower connecting piece, is connected with the upper connecting piece through a connecting assembly, and the connecting assembly comprises an upper connecting mechanism, a lower connecting mechanism and a turnbuckle; the support rod is connected with steel pipe socket steel bars. The overhanging and floor type combined external scaffold can reduce the erection range of an overhanging scaffold external scaffold, accelerate the erection speed, reduce the number of I-shaped steel holes of an external wall and the blockage thereof, reduce the cost of the external scaffold and the blockage of the I-shaped steel holes and reduce the leakage risk of the external wall.

Description

Overhanging and floor type combined external scaffold

Technical Field

The utility model belongs to the technical field of the outer scaffold frame of housing construction, concretely relates to encorbelment and console mode combination outer scaffold frame.

Background

At present, in the construction of external scaffolds of building buildings, full-perimeter floor type external scaffolds or full-perimeter overhanging external scaffold hand frames are mostly adopted, and most of high-rise residential buildings adopt full-perimeter traditional overhanging external scaffold hand frames. The overhanging joist steel of the traditional overhanging external scaffold needs to penetrate through the external wall, the joist steel holes of the external wall are more, and the external wall needs to be kept in for plugging after the external scaffold is dismantled, and if the plugging quality is poor, the external wall leakage is easily caused. And the cantilever outer frame has longer service time and higher cost of cantilever I-steel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a more technical problem in order to solve current scaffold frame outer wall I-steel hole of encorbelmenting and console mode combination external scaffolding.

In order to realize the above purpose, the utility model discloses the technical scheme who takes does:

an overhanging and floor-type combined external scaffold comprises a floor scaffold part on one side and an overhanging scaffold part adjacent to the floor scaffold part, wherein a transverse scaffold steel pipe of the floor scaffold part is connected with a transverse scaffold steel pipe of the overhanging scaffold part; the cantilever scaffold part comprises an upper connecting piece and a lower connecting piece which are pre-embedded on a building; the lower connecting piece is fixedly connected with a supporting rod vertical to the outer wall of the building, one end of the supporting rod, which is opposite to the lower connecting piece, is connected with the upper connecting piece through a connecting assembly, and the connecting assembly comprises an upper connecting mechanism used for being connected with the upper connecting piece, a lower connecting mechanism used for being connected with the lower connecting piece and a turnbuckle used for connecting the upper connecting mechanism and the lower connecting mechanism; the support rod is connected with steel pipe socket steel bars.

Further, the lower connecting piece comprises two I-shaped steel bolt sleeves which are connected through bolt sleeve connecting rods in a welded mode, an I-shaped steel connecting plate used for being connected with the I-shaped steel bolt sleeves is arranged on the supporting rod, two lower mounting holes corresponding to the I-shaped steel bolt sleeves are formed in the I-shaped steel connecting plate, and the I-shaped steel bolt sleeves are connected with the I-shaped steel connecting plate through I-shaped steel high-strength bolts.

Furthermore, the structure of the upper connecting piece is the same as that of the lower connecting piece, the upper connecting piece comprises two flower basket type pull rod bolt sleeves, the upper connecting mechanism is provided with a flower basket type pull rod upper pull rod connecting plate corresponding to the flower basket type pull rod bolt sleeves, the flower basket type pull rod upper pull rod connecting plate is provided with two upper mounting holes corresponding to the flower basket type pull rod bolt sleeves, and the flower basket type pull rod bolt sleeves are connected with the flower basket type pull rod upper pull rod connecting plate through flower basket type pull rod high-strength bolts.

Furthermore, the support rod is I-shaped steel, an I-shaped steel connecting plate is welded at one end, close to the building, of the I-shaped steel, and steel pipe socket steel bars are welded on the top surface of the upper flange of the I-shaped steel.

Furthermore, the upper connecting mechanism comprises an upper pull rod, the lower connecting mechanism comprises a lower pull rod, and the lower end of the upper pull rod and the upper end of the lower pull rod are connected with the turn buckle through threads.

Furthermore, the turnbuckle comprises turnbuckle nuts at two ends and a plurality of turnbuckle reinforcing steel bars connecting the turnbuckle nuts, and the upper pull rod and the lower pull rod are in threaded connection with the turnbuckle nuts.

Furthermore, the bottom end of the lower pull rod is provided with a flower basket type pull rod lower pull rod connecting plate, the support rod is provided with a mounting lug, and the mounting lug is fixedly connected with the flower basket type pull rod lower pull rod connecting plate through a bolt.

The utility model has the advantages that:

the utility model discloses an encorbelment and console mode combination external scaffolding, the scaffold portion of encorbelmenting combines together with the scaffold portion that falls to the ground, and the scaffold portion that falls to the ground sets up in the basement roof or has hard basic one side, and the scaffold portion of encorbelmenting can be used to not be convenient for set up one side of the scaffold portion that falls to the ground, and both intercombination make things convenient for the construction. The cantilever scaffold frame part is mutually matched with the support rod, the turn buckle, the upper connecting mechanism and the lower connecting mechanism to form a triangular support, the steel pipe is erected on the support rod, the erection range of the cantilever scaffold outer frame can be reduced, the erection speed is accelerated, the number of H-shaped steel holes in the outer wall and the number of the H-shaped steel holes in the outer wall are reduced, the cost of the outer frame and the cost of plugging the H-shaped steel holes can be reduced, and the leakage risk of the outer wall is reduced.

Drawings

FIG. 1 is a schematic view showing a partial structure of a cantilever scaffold in embodiment 1;

FIG. 2 is a schematic view of a sleeve structure of an I-shaped steel bolt in embodiment 1;

FIG. 3 is a schematic perspective view of an I-shaped steel according to example 1;

FIG. 4 is a partial structural view of the I-shaped steel in example 1;

FIG. 5 is a schematic view showing the fitting structure of the turn buckle with the upper and lower links in embodiment 1;

FIG. 6 is a schematic view of a construction of a turn buckle in embodiment 1.

In the figure: 1. a landing scaffold part; 2. a lower connecting member; 201. an I-beam bolt sleeve; 202. i-steel bolt sleeve connecting rod; 3. i-steel high-strength bolts; 4. i-steel connecting plates; 5. a support bar; 6. inserting steel bars into the steel pipes; 7. mounting lugs; 8. a flower basket type pull rod bolt sleeve; 9. a flower basket type pull rod high-strength bolt; 11. A connecting assembly; 111. an upper pull rod; 1111. a flower basket type pull rod upper pull rod connecting plate; 112. a lower pull rod; 1121. A flower basket type pull rod lower pull rod connecting plate; 12. a turn buckle; 121. a turnbuckle nut; 122. and (4) basket bolt steel bars.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

The embodiment of the middle cantilever and floor type combined external scaffold of the utility model is shown in figures 1-6.

Example 1

The cantilever and console mode combination external scaffolding of this embodiment, including the scaffold portion of falling to the ground 1 of one side and the scaffold portion of overhanging adjacent with the scaffold portion of falling to the ground 1, the scaffold portion of falling to the ground 1 sets up in basement roof or has hard basic one side, and the scaffold of overhanging can be used to not be convenient for set up one side of the scaffold of falling to the ground. The landing scaffold part 1 is erected by adopting a steel pipe and a fastener. The horizontal scaffold steel pipe of the floor scaffold part 1 and the horizontal scaffold steel pipe of the cantilever scaffold part are connected to form a whole.

The cantilever scaffold part comprises an upper connecting piece and a lower connecting piece which are pre-embedded in a building. The lower connecting piece is fixedly connected with a supporting rod 5 perpendicular to the outer wall of the building, the supporting rod 5 is made of I-steel, and can be made of national standard Q235 grade 16# I-steel, and the length is determined according to actual conditions and is generally 1.2 meters.

The end of the support rod 5 opposite to the lower connecting piece is connected with the upper connecting piece through a connecting assembly, and the connecting assembly 11 comprises an upper connecting mechanism used for being connected with the upper connecting piece, a lower connecting mechanism used for being connected with the lower connecting piece and a turn buckle 12 used for connecting the upper connecting mechanism and the lower connecting mechanism.

The lower connecting piece 2 comprises two I-shaped steel bolt sleeves 201, and the two I-shaped steel bolt sleeves 201 are connected through I-shaped steel bolt sleeve connecting rods 202 in a welding mode. The I-shaped steel bolt sleeve 201 is used for being pre-embedded in a structural beam or a wall of a building, and the I-shaped steel bolt sleeve 201 can be a steel sleeve with the outer diameter of 22mm, the wall thickness of 1mm and the length equal to the width of a peripheral structural beam or the wall thickness. The i-steel bolt sleeve connecting rod 202 is two short steel bars. The supporting rod 5 is provided with an I-steel connecting plate 3 used for being connected with the I-steel bolt sleeve 2, and the I-steel connecting plate 3 is welded at one end, close to the building, of the I-steel. Two lower mounting holes corresponding to the I-steel bolt sleeves 201 are formed in the I-steel connecting plate 3, the center distance between the two lower mounting holes is 80mm, and the I-steel bolt sleeves 201 are connected with the I-steel connecting plate 3 through I-steel high-strength bolts 3. The I-steel high-strength bolt 3 can adopt an 8.8-grade M20 high-strength bolt with the grade of Q235. The I-steel connecting plate 3 can be made of Q235-grade steel plates with the height of 200mm, the width of 180mm and the thickness of 10mm, the lower mounting holes are oval bolt holes with the center distance of 80mm, and the I-steel connecting plate 3 is welded at the tail end of the I-steel. The two I-shaped steel bolt sleeves 201 are connected by welding through the I-shaped steel bolt sleeve connecting rod 202, so that the position and the distance of the lower connecting piece are not changed due to construction disturbance when the lower connecting piece is pre-embedded in the structure.

The structure of the upper connecting piece is the same as that of the lower connecting piece, and the upper connecting piece comprises two flower basket type pull rod bolt sleeves 8. The upper connecting mechanism is provided with a flower basket type pull rod upper pull rod connecting plate 1111 corresponding to the flower basket type pull rod bolt sleeve 8, the flower basket type pull rod upper pull rod connecting plate 1111 is provided with two upper mounting holes corresponding to the flower basket type pull rod bolt sleeve 8, and the flower basket type pull rod bolt sleeve 8 is connected with the flower basket type pull rod upper pull rod connecting plate 1111 through a flower basket type pull rod high-strength bolt 9.

The upper connecting mechanism comprises an upper pull rod 111, the lower connecting mechanism comprises a lower pull rod 112, and the lower end of the upper pull rod and the upper end of the lower pull rod are connected with the turn buckle 12 in a threaded manner. The upper pull rod 111 and the lower pull rod 112 are Q235 grade steel screws with the diameter of 20 mm. The upper and lower positions of the upper connecting piece and the lower connecting piece are correspondingly arranged so that the connecting structure of the upper pull rod, the lower pull rod and the I-shaped steel is most stable.

The turn buckle 12 includes turn buckle nuts 121 at both ends and three turn buckle reinforcements 122 for connecting the turn buckle nuts 121, and the upper and lower tie rods are screwed to the turn buckle nuts. The length of the turn buckle is 500mm, and the turn buckle is manufactured by 2 nuts with the length of 60mm, the diameter of 50mm and bolt holes in the centers and 3 HRB300 and 14 steel bars with the length of 500 mm.

The bottom end of the lower pull rod 112 is provided with a flower basket type pull rod lower pull rod connecting plate 1121, the support rod 5 is provided with an installation lug 7, and the installation lug 7 is fastened and connected with the flower basket type pull rod lower pull rod connecting plate 1121 through a bolt. The grade of the mounting lug steel is Q235, the height is 100mm, the width is 100mm, the thickness is 10mm, the diameter of a middle bolt hole is 22mm, the center distance from the free end of the I-shaped steel is 300mm, and the two sides of the mounting lug steel are fully welded on the top surface of the upper flange of the I-shaped steel.

The support rod 5 is connected with a steel pipe socket steel bar 6. And the steel pipe socket steel bars are welded on the top surface of the flange of the I-shaped steel. The steel pipe socket steel bars are 2 HRB400 and 25 steel bars, are 150mm in length, are vertically welded on the top surface of the upper flange of the I-shaped steel, one of the steel pipe socket steel bars is 100mm away from the free end of the I-shaped steel, and the other steel pipe socket steel bar is 1000mm away from the free end of the I-shaped steel. The upper part of the cantilever scaffold part is erected by adopting a steel pipe and a fastener, and the steel pipe at the lowest end is inserted into the steel pipe socket steel bar.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an outer scaffold frame of overhanging and console mode combination which characterized in that: the scaffold comprises a floor scaffold part and an overhanging scaffold part, wherein the floor scaffold part is arranged on one side, and the overhanging scaffold part is adjacent to the floor scaffold part; the cantilever scaffold part comprises an upper connecting piece and a lower connecting piece which are pre-embedded on a building; the lower connecting piece is fixedly connected with a supporting rod vertical to the outer wall of the building, one end of the supporting rod, which is opposite to the lower connecting piece, is connected with the upper connecting piece through a connecting assembly, and the connecting assembly comprises an upper connecting mechanism used for being connected with the upper connecting piece, a lower connecting mechanism used for being connected with the lower connecting piece and a turnbuckle used for connecting the upper connecting mechanism and the lower connecting mechanism; the support rod is connected with steel pipe socket steel bars.

2. The cantilever and floor combined external scaffold as claimed in claim 1, wherein: the lower connecting piece comprises two I-shaped steel bolt sleeves which are connected in a welding mode through bolt sleeve connecting rods, I-shaped steel connecting plates used for being connected with the I-shaped steel bolt sleeves are arranged on the supporting rods, two lower mounting holes corresponding to the I-shaped steel bolt sleeves are formed in the I-shaped steel connecting plates, and the I-shaped steel bolt sleeves are connected with the I-shaped steel connecting plates through I-shaped steel high-strength bolts.

3. The cantilever and floor type combined external scaffold as claimed in claim 2, wherein: the structure of the upper connecting piece is the same as that of the lower connecting piece, the upper connecting piece comprises two flower basket type pull rod bolt sleeves, the upper connecting mechanism is provided with a flower basket type pull rod upper pull rod connecting plate corresponding to the flower basket type pull rod bolt sleeves, the flower basket type pull rod upper pull rod connecting plate is provided with two upper mounting holes corresponding to the flower basket type pull rod bolt sleeves, and the flower basket type pull rod bolt sleeves are connected with the flower basket type pull rod upper pull rod connecting plate through flower basket type pull rod high-strength bolts.

4. The cantilever and floor combined external scaffold as claimed in claim 2, wherein: the support rod is made of I-shaped steel, an I-shaped steel connecting plate is welded at one end of the I-shaped steel close to the building, and steel pipe socket joint reinforcing steel bars are welded on the top surface of the upper flange of the I-shaped steel.

5. The cantilever and floor combined external scaffold as claimed in claim 1, wherein: the upper connecting mechanism comprises an upper pull rod, the lower connecting mechanism comprises a lower pull rod, and the lower end of the upper pull rod and the upper end of the lower pull rod are connected with the turn buckle through threads.

6. The cantilever and floor combined external scaffold as claimed in claim 5, wherein: the flower basket bolt comprises flower basket bolt screw caps at two ends and a plurality of flower basket bolt reinforcing steel bars for connecting the flower basket bolt screw caps, and the upper pull rod and the lower pull rod are in threaded connection with the flower basket bolt screw caps.

7. The cantilever and floor combined external scaffold as claimed in claim 5, wherein: the bottom end of the lower pull rod is provided with a flower basket type pull rod lower pull rod connecting plate, the support rod is provided with an installation lug, and the installation lug is fixedly connected with the flower basket type pull rod lower pull rod connecting plate through a bolt.