CN216810900U

CN216810900U - Attached lifting scaffold heightening protection device

Info

Publication number: CN216810900U
Application number: CN202122799867.6U
Authority: CN
Inventors: 罗根; 陈子顺; 候志强; 尹土军; 余伟伟; 王子林
Original assignee: China Construction Fourth Engineering Division Corp Ltd
Current assignee: China Construction Fourth Engineering Division Corp Ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-24
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to an attached lifting scaffold heightening protection device, which belongs to the technical field of scaffolds and comprises a plurality of scaffold outer vertical pipes, wherein a protection mechanism is arranged above the scaffold outer vertical pipes and comprises a plurality of rectangular square pipes, the bottom end of each rectangular square pipe is fixedly connected with the top end of the corresponding scaffold outer vertical pipe, a high-strength bolt is arranged at the joint of the rectangular square pipes, and a steel wire rope penetrates through the rectangular square pipes. The high-strength bolt is adopted to connect the rectangular square tube in the outer vertical tube of the attached lifting scaffold, the steel wire rope penetrates through the reserved hole of the rectangular square tube to form closed enclosure, the enclosure surface of the high-fall prevention device is increased in a mode that the pocket net is hung in a steel wire rope forming plane, the pocket net and the steel wire rope are bound by the iron wire, the pocket net and the steel wire rope are connected to form a buffer mechanism, meanwhile, the protection area can be adjusted, the usability is wide, and the buffer mechanism can reduce impact force generated when falling objects fall into a protective net frame.

Description

Attached lifting scaffold heightening protection device

Technical Field

The utility model belongs to the technical field of scaffolds, and particularly relates to an attached type heightening protection device for a lifting scaffold.

Background

The attached lifting scaffold is mainly used for high-rise construction, and when the attached lifting scaffold is constructed on a high-rise operation surface, objects falling from high altitude are avoided, and a great amount of property loss and casualties are caused due to the serious falling objects.

The existing attached scaffold is lack of certain protection measures as shown in figure 1, and meanwhile, the installation process of the beam of the attached scaffold is complicated, the beam is easy to incline after being used for a long time after being installed, the use of the scaffold is influenced, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a heightening and protecting device for an attached lifting scaffold, which has the characteristics of improving the safety of the scaffold, avoiding the inclination of a cross beam and facilitating the installation of the cross beam.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides an inserted lift scaffold increases protector, includes the outer riser of a plurality of scaffold, the top of the outer riser of scaffold is equipped with protection mechanism, protection mechanism includes a plurality of rectangle side pipes, every the bottom of rectangle side pipe and the top fixed connection of the outer riser of scaffold that corresponds, and the junction is equipped with high strength bolt, rectangle side pipe runs through and is provided with wire rope, it has a plurality of pocket net to go up through the wire ligature on the wire rope, the pocket net is located between the adjacent rectangle side pipe.

As a preferred technical scheme of the heightening and protecting device for the attached lifting scaffold, a cross beam is transversely and movably connected between every two outer vertical pipes of the scaffold, one side of each outer vertical pipe of the scaffold, which is different from the cross beam, is fixedly connected with a clamping shell, a cross cavity is formed in the clamping shell, a fixing mechanism is arranged in each outer vertical pipe of the scaffold, each fixing mechanism comprises a movable block, a concave part matched with the corresponding movable block is formed in each outer vertical pipe of the scaffold, each movable block is movably connected with the corresponding concave part, a first clamping groove is formed in one end, facing the cross beam, of each movable block, the cross beam is clamped with the corresponding first clamping groove, racks are symmetrically and fixedly connected to two sides of each movable block, a clamping jaw is rotatably connected to the inner portion of each outer vertical pipe of the scaffold, a gear is arranged at one end of each clamping jaw, the gear is meshed with the rack, and one end, which is different from the gear, is clamped with the cross beam, and a second clamping groove matched with the gear is formed in the cross beam, a movable rod is fixedly connected to one end, different from the first clamping groove, of the movable block, the movable rod is movably connected with the cross-shaped cavity, elastic pieces are symmetrically and fixedly connected to the movable rod, and the elastic pieces are clamped with the cross-shaped cavity. And a second jacking spring is symmetrically and fixedly connected between the movable block and the concave part and is positioned on two sides of the movable rod. And the outer vertical pipe of the scaffold is provided with a through hole for the clamping jaw to move.

According to the preferable technical scheme of the heightening and protecting device for the attached lifting scaffold, the clamping mechanisms are symmetrically arranged inside the clamping shell and comprise buttons, fixed plates are symmetrically and fixedly connected with the inside of the cross-shaped cavity inside the clamping shell in an up-and-down mode, the buttons are movably connected with the fixed plates on the corresponding sides in a penetrating mode, the buttons are sleeved with the limiting plates, first jacking springs are fixedly connected between the limiting plates and the fixed plates and sleeved on the buttons, and one ends of the buttons are attached to the elastic sheets on the corresponding sides.

According to the preferable technical scheme of the heightening and protecting device for the attached lifting scaffold, one side, facing a cross beam, of an outer vertical pipe of the scaffold is fixedly connected with a screwing block, screwing covers are symmetrically and rotatably connected to the cross beam, the screwing covers are in threaded screwing connection with the screwing block, and the clamping jaw is located inside the screwing block.

The beneficial effects of the utility model are as follows:

(1) the high-strength bolt is adopted to connect the rectangular square pipe in the outer vertical pipe of the attached lifting scaffold, the steel wire rope penetrates through the reserved holes of the rectangular square pipe to form closed enclosure, the enclosure surface of the high-falling prevention device is increased by hanging the pocket net in the steel wire rope forming plane, the pocket net and the steel wire rope are bound by iron wires, the pocket net and the steel wire rope are connected to form a buffer mechanism, meanwhile, the protection area can be adjusted, the usability is wide, and the buffer mechanism can reduce the impact force generated when falling objects fall into the protective net frame.

(2) Through shell fragment and cross cavity block, it is convenient fixed with the movable block, set up the through-hole that can supply the clamping jaw activity on the outer riser of scaffold, make things convenient for the rotation of clamping jaw, symmetry fixedly connected with second top tight spring between movable block and the depressed part, make things convenient for the movable block to reset, through the second draw-in groove block on clamping jaw and the crossbeam, fix the crossbeam, avoid the phenomenon that the crossbeam appears the slope, reduce the potential safety hazard, the activity through the button, make the shell fragment take place deformation, the block of control shell fragment and cross cavity, make things convenient for the quick installation and the dismantlement of crossbeam, the first top tight spring of limiting plate control, make things convenient for resetting of button.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of a connection structure of a rectangular square pipe and an outer riser of a scaffold according to the present invention;

fig. 4 is a side view of the outer riser of the scaffold of the present invention;

fig. 5 is a schematic view showing the internal structure of the outer riser of the scaffold of the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;

description of the main elements

In the figure: 1. an outer vertical pipe of the scaffold; 11. screwing blocks; 2. a protection mechanism; 21. a wire rope; 22. Net-holding; 23. rectangular square tubes; 24. a high-strength bolt; 3. a cross beam; 31. screwing the cover; 4. a clamping mechanism; 41. a button; 42. a fixing plate; 43. a first urging spring; 44. a limiting plate; 5. clamping the shell; 6. a fixing mechanism; 61. a clamping jaw; 62. a gear; 63. a rack; 64. a movable block; 65. A movable rod; 66. a spring plate; 67. the second jacking spring.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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. 2-6, an attached lifting scaffold heightening and protecting device comprises a plurality of scaffold outer vertical pipes 1, a protecting mechanism 2 is arranged above the scaffold outer vertical pipe 1, the protecting mechanism 2 comprises a plurality of rectangular square pipes 23, the bottom end of each rectangular square pipe 23 is fixedly connected with the top end of the corresponding scaffold outer vertical pipe 1, a high-strength bolt 24 is arranged at the joint, the rectangular square pipes 23 are provided with steel wire ropes 21 in a penetrating manner, the steel wire ropes 21 are bound with a plurality of pockets 22 through iron wires, and the pockets 22 are located between the adjacent rectangular square pipes 23.

In the embodiment, a high-strength bolt 24 is adopted to connect the rectangular square tube 23 in the attached lifting scaffold outer vertical tube 1, a steel wire rope 21 is arranged at the reserved hole of the rectangular square tube 23 in a penetrating way to form a closed enclosure, the envelope surface of the high-fall prevention device is increased by hanging the pocket net 22 in the plane formed by the steel wire rope 21, the pocket net 22 and the steel wire rope 21 are bound by iron wires, a buffer mechanism is formed by connecting the pocket net 22 and the steel wire rope 21, meanwhile, the protection area can be adjusted, the usability is wide, the impact force generated when falling objects fall into the protective net frame can be reduced through the buffer mechanism, the strength grade of the high-strength bolt 24 is 8.8, the size is M12, the length is 80mm, the diameter of the steel wire rope 21 is 8mm, the pockets 22 and the steel wire rope 21 are bound by iron wires, the holes of the pockets 22 are moderate, compared with other enclosure materials, the high-falling-prevention device is smaller in wind load when the pockets 22 are adopted, and meanwhile, the high-falling-prevention device is used for preventing falling objects from falling into the ground.

Specifically, a cross beam 3 is transversely and movably connected between every two outer scaffold stand pipes 1, one side of each outer scaffold stand pipe 1, which is different from the cross beam 3, is fixedly connected with a clamping shell 5, a cross-shaped cavity is formed in the clamping shell 5, a fixing mechanism 6 is arranged inside each outer scaffold stand pipe 1, the fixing mechanism 6 comprises a movable block 64, a concave part matched with the movable block 64 is formed inside each outer scaffold stand pipe 1, the movable block 64 is movably connected with the concave part, a first clamping groove is formed in one end, facing the cross beam 3, of the movable block 64, the cross beam 3 is clamped with the first clamping groove, racks 63 are symmetrically and fixedly connected to two sides of the movable block 64, a clamping jaw 61 is rotatably connected inside each outer scaffold stand pipe 1, a gear 62 is arranged at one end of the clamping jaw 61, the gear 62 is meshed with the racks 63, one end, which is different from the gear 62, of the clamping jaw 61 is clamped with the cross beam 3, and the crossbeam 3 is provided with a second clamping groove matched with the gear 62, one end of the movable block 64, which is different from the first clamping groove, is fixedly connected with a movable rod 65, the movable rod 65 is movably connected with the cross-shaped cavity, elastic pieces 66 are symmetrically and fixedly connected to the movable rod 65, and the elastic pieces 66 are clamped with the cross-shaped cavity. And a second jacking spring 67 is symmetrically and fixedly connected between the movable block 64 and the concave part, and the second jacking spring 67 is positioned on two sides of the movable rod 65. The outer vertical pipe 1 of the scaffold is provided with a through hole for the clamping jaw 61 to move.

In this embodiment, through shell fragment 66 and cross cavity block, it is convenient fixed with movable block 64, set up the through-hole that can supply clamping jaw 61 activity on the outer riser 1 of scaffold, make things convenient for the rotation of clamping jaw 61, symmetry fixedly connected with second top tight spring 67 between movable block 64 and the depressed part, make things convenient for movable block 64 to reset, through the second draw-in groove block on clamping jaw 61 and the crossbeam 3, fix crossbeam 3, avoid crossbeam 3 the phenomenon that the slope appears, reduce the potential safety hazard, insert the one end of crossbeam 3 in the first draw-in groove on the movable block 64, rack 63 activity, drive gear 62 and rotate, control clamping jaw 61 activity, make the one end and the second draw-in groove block of clamping jaw 61, fix crossbeam 3, when movable block 64 moves about, movable rod 65 gets into in the cross cavity, shell fragment 66 and cross cavity block.

Specifically, the inside symmetry of block shell 5 is provided with block mechanism 4, block mechanism 4 includes button 41, the inside cross cavity of block shell 5 interior longitudinal symmetry fixedly connected with fixed plate 42, swing joint is run through with the fixed plate 42 that corresponds the limit to button 41, limiting plate 44 has been cup jointed on the button 41, the first tight spring 43 in top of fixedly connected with between limiting plate 44 and the fixed plate 42, and first tight spring 43 in top also cup joints on button 41, the one end of button 41 is laminated with the shell fragment 66 that corresponds the limit.

In this embodiment, through the activity of button 41, make shell fragment 66 take place deformation, the block of control shell fragment 66 and cross cavity makes things convenient for the quick installation and the dismantlement of crossbeam 3, and the first tight spring 43 in top of limiting plate 44 control makes things convenient for resetting of button 41.

Specifically, one side of the scaffold outer vertical pipe 1 facing the cross beam 3 is fixedly connected with a screwing block 11, the cross beam 3 is symmetrically and rotatably connected with screwing covers 31, the screwing covers 31 and the screwing block 11 are in threaded screwing connection, and the clamping jaw 61 is located inside the screwing block 11.

In this embodiment, the screw cover 31 and the screw block 11 are screwed to fix the cross beam 3 to a certain extent.

The working principle and the using process of the utility model are as follows:

one end of a cross beam 3 is inserted into a first clamping groove on a movable block 64, a rack 63 moves to drive a gear 62 to rotate, the movement of a clamping jaw 61 is controlled, one end of the clamping jaw 61 is clamped with a second clamping groove, the cross beam 3 is fixed, when the movable block 64 moves, a movable rod 65 enters a cross cavity, an elastic sheet 66 is clamped with the cross cavity, a screwing block 11 and a screwing cover 31 are in threaded screwing connection, when the cross beam 3 needs to be disassembled, a button 41 is pressed to deform the elastic sheet 66, the cross beam 3 is disassembled, a limiting plate 44 controls the contraction of a second jacking spring 67 to facilitate the resetting of the button 41, after the installation is completed, a rectangular square pipe 23 is installed with an outer vertical pipe 1 of a scaffold through a high-strength bolt 24, after the installation is completed, a steel wire rope 21 is installed on the rectangular square pipe 23, and a pocket 22 and the steel wire rope 21 are installed through iron wires.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an attached type lifting scaffold heightening protection device, includes a plurality of scaffold outer stand pipes (1), its characterized in that: the top of outer riser of scaffold (1) is equipped with protection mechanism (2), protection mechanism (2) are including a plurality of rectangle side pipe (23), every the bottom of rectangle side pipe (23) and the top fixed connection of the outer riser of scaffold (1) that corresponds, and the junction is equipped with high strength bolt (24), rectangle side pipe (23) run through and are provided with wire rope (21), there are a plurality of pocket net (22) through the iron wire ligature on wire rope (21), pocket net (22) are located between adjacent rectangle side pipe (23).

2. The heightening protector for an attached lifting scaffold according to claim 1, wherein: every two transverse swing joints are respectively connected between the outer vertical pipes (1) of the scaffold with a crossbeam (3), one side of each outer vertical pipe (1) of the scaffold different from the crossbeam (3) is fixedly connected with a clamping shell (5), a cross-shaped cavity is formed in each clamping shell (5), a fixing mechanism (6) is arranged in each outer vertical pipe (1) of the scaffold, each fixing mechanism (6) comprises a movable block (64), a concave part adaptive to the movable block (64) is formed in each outer vertical pipe (1) of the scaffold, each movable block (64) is movably connected with the corresponding concave part, a first clamping groove is formed in one end, facing the crossbeam (3), of each movable block (64), each transverse pipe (3) is clamped with the corresponding first clamping groove, racks (63) are fixedly connected to two sides of each movable block (64) symmetrically, and clamping jaws (61) are rotatably connected to the inner portions of the outer vertical pipes (1) of the scaffold, the one end of clamping jaw (61) is equipped with gear (62), gear (62) and rack (63) meshing, the clamping jaw (61) go up different in one end and crossbeam (3) block of gear (62), and set up the second draw-in groove with gear (62) adaptation on crossbeam (3), different in one end fixedly connected with movable rod (65) of first draw-in groove on movable block (64), movable rod (65) and cross cavity swing joint, symmetry fixedly connected with shell fragment (66) on movable rod (65), shell fragment (66) and cross cavity block.

3. The heightening protector for an attached lifting scaffold according to claim 2, wherein: symmetrical fixedly connected with second top tight spring (67) between movable block (64) and the depressed part, second top tight spring (67) are located movable rod (65) both sides.

4. The heightening protector for an attached lifting scaffold according to claim 2, wherein: the scaffold outer stand pipe (1) is provided with a through hole for the clamping jaw (61) to move.

5. The heightening protector for an attached lifting scaffold according to claim 2, wherein: the inside symmetry of block shell (5) is provided with block mechanism (4), block mechanism (4) are including button (41), upper and lower symmetry fixedly connected with fixed plate (42) in the cross cavity of block shell (5) inside, swing joint is run through with fixed plate (42) that corresponds the limit to button (41), limiting plate (44) have been cup jointed on button (41), the tight spring (43) in first top of fixedly connected with between limiting plate (44) and fixed plate (42), and just first tight spring (43) in top also cup joint on button (41), the one end of button (41) is laminated with shell fragment (66) that correspond the limit.

6. The heightening protector for an attached lifting scaffold according to claim 2, wherein: outer riser of scaffold (1) is towards one side fixed connection of crossbeam (3) and closes piece (11) soon, the symmetry is rotated on crossbeam (3) and is connected with and closes lid (31) soon, close lid (31) soon and close piece (11) screw thread soon and connect, clamping jaw (61) are located and close the inside of piece (11) soon.