CN219491654U - Vertical adjusting mechanism for building scaffold - Google Patents

Abstract

The utility model relates to the technical field of scaffolds and discloses a vertical adjusting mechanism of a building scaffold, which comprises supporting legs, telescopic legs, a cross rod and a workbench, wherein an adjusting device is arranged in each supporting leg.

Description

Vertical adjusting mechanism for building scaffold

Technical Field

The utility model relates to the technical field of scaffolds, in particular to a vertical adjusting mechanism of a building scaffold.

Background

The scaffold refers to various supports erected for workers to operate and solve vertical and horizontal transportation on construction sites, is generally used in places where external walls, interior decoration or high floors cannot be directly constructed, and is mainly used for up-and-down movement of constructors or surrounding safety net enclosure, high-altitude installation members and the like, and is widely applied to building engineering.

Most scaffolds are clamped with universal wheels at the bottoms, so that the whole scaffold is pushed to move to the position below a required construction position, and convenience is brought to worker construction.

However, most of the existing scaffolds can only be pushed on flat ground, and when the scaffold meets an uneven road surface or needs high construction at a slope position, the scaffold cannot be used on the special road surfaces due to the connection and fixation properties of the scaffold.

Disclosure of Invention

The utility model aims to provide a vertical adjusting mechanism of a building scaffold, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vertical adjustment mechanism of building scaffold frame, includes supporting leg, flexible leg, horizontal pole and workstation, the inside of supporting leg is provided with adjusting device, adjusting device includes: the pull rod penetrates through the double-sided rack, the double-sided rack is meshed with the gear, the gear is penetrated through by the supporting rod, the gear is rotationally connected with the supporting rod, the supporting rod penetrates through the supporting leg, the supporting rod is fixedly connected with the supporting leg, the sliding rack is meshed with the gear, and the sliding rack is in sliding connection with the supporting leg; the lifting device comprises a lifting rod I, wherein the top surface of the lifting rod I is fixedly connected with the bottom surface of a double-sided rack, a roller is fixedly connected to the bottom of the lifting rod I, a lifting rod II is fixedly connected to the bottom surface of a sliding rack, a hinge block is hinged to the bottom surface of the lifting rod II, an anti-skid block is fixedly connected to the bottom surface of the hinge block, a pull rod is pulled downwards, the double-sided rack is enabled to move downwards, a gear engaged with the double-sided rack is enabled to rotate, meanwhile, the lifting rod moves downwards, and the roller arranged on the bottom surface of the lifting rod contacts the ground.

Preferably, the clamping hole is formed in the surface of the telescopic leg, the spring is fixedly connected to the bottom surface of the telescopic leg, the limiting column is fixedly connected to the surface of the supporting leg, the limiting column is penetrated by the clamping rod and is in sliding connection with the limiting column, the clamping rod is pushed, the hinged clamping block on the surface of the clamping rod is clamped into the limiting column through the torsion spring, and the whole scaffold can also keep the level of the workbench in a slope or an uneven section.

Preferably, the surface of the clamping rod is hinged with a clamping block, the surface of the clamping rod is fixedly connected with a limiting block, the right side of the clamping block is fixedly connected with a torsion spring, and the bottom surface of the torsion spring is fixedly connected with the surface of the clamping rod.

Preferably, the number of the supporting legs and the telescopic legs is four, and the four groups of the supporting legs and the telescopic legs are respectively arranged in a circumferential array by taking the central line of the workbench as an axis.

Preferably, the surface of the workbench is fixedly connected with the surface of the telescopic legs, and a protective guard is fixedly connected between the telescopic legs.

Preferably, the support leg is penetrated by a cross bar, and the cross bar is fixedly connected with the support leg.

Preferably, the supporting leg is penetrated by the telescopic leg, the telescopic leg is in sliding connection with the supporting leg, the pull rod is pulled upwards, the double-sided rack is moved upwards, the gear is driven to rotate, the sliding rack is moved downwards, the hinge block can be rotated, and the anti-skid block is attached to the convex ground under the action of friction force.

Compared with the prior art, the utility model provides a vertical adjusting mechanism of a building scaffold, which has the following beneficial effects:

1. this building scaffold puts up vertical adjustment mechanism when using, the pulling rod is pulled down, make two-sided rack downwardly moving, the gyro wheel contact ground that lifter bottom surface set up, promote whole scaffold frame, when removing slope or bellied district, bellied bottom surface then can make the supporting leg upwards slide, upward pull the pulling rod, when the antiskid piece contact bellied ground, can make the articulated piece rotate, make the antiskid piece receive frictional force effect and convex ground laminating, when the supporting leg upwards slides, promote the card pole, make the articulated fixture block on card pole surface go into in the spacing post through the torsional spring card, no longer slide, make whole scaffold frame also can keep the level of workstation at slope or unsmooth district, make the workman more stable when being under construction on the workstation.

2. This building scaffold puts up vertical adjustment mechanism when using, again downward pulling pull rod makes two-sided rack downwardly moving, and simultaneously lifter downwardly moving, and the gyro wheel that lifter bottom surface set up contacts ground, rotates the card pole ninety degrees and pulls out the card pole, makes the card pole not at the flexible leg of chucking, promotes whole scaffold frame, when accomplishing the construction operation in special section, has improved work efficiency when guaranteeing workman's safety, has provided the construction environment of a convenient construction.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is an enlarged schematic view of the inner portion of the support leg of the present utility model;

FIG. 3 is a schematic view of the enlarged structure of FIG. 1A according to the present utility model;

FIG. 4 is a schematic view of the internal structure of FIG. 3 according to the present utility model;

fig. 5 is an enlarged view of the structure B of fig. 4 according to the present utility model.

In the figure: 1. support legs; 2. an adjusting device; 21. a pull rod; 22. double-sided racks; 23. a gear; 24. a support rod; 25. sliding racks; 26. a lifting rod I; 27. a roller; 28. a lifting rod II; 29. a hinge block; 210. an anti-skid block; 211. a clamping hole; 212. a spring; 213. a limit column; 214. a clamping rod; 215. a clamping block; 216. a limiting block; 217. a torsion spring; 3. a telescoping leg; 4. a cross bar; 5. a work table; 6. and (3) a protective fence.

Detailed Description

As shown in fig. 1-5, the present utility model provides a technical solution: the utility model provides a vertical adjustment mechanism of building scaffold, includes supporting leg 1, flexible leg 3, horizontal pole 4 and workstation 5, and the inside of supporting leg 1 is provided with adjusting device 2, and adjusting device 2 includes: the pull rod 21, pull rod 21 runs through two-sided rack 22, two-sided rack 22 meshing has gear 23, gear 23 is run through by branch 24, and gear 23 and branch 24 rotate and are connected, branch 24 runs through supporting leg 1, and branch 24 and supporting leg 1 fixed connection, sliding rack 25 meshes with gear 23, and sliding rack 25 and supporting leg 1 sliding connection, lifter one 26's top surface and two-sided rack 22's bottom surface fixed connection, lifter one 26's bottom fixedly connected with gyro wheel 27, lifter two 28's bottom surface fixedly connected with lifter two 28, lifter two 28's bottom surface articulates there is hinged piece 29, hinged piece 29's bottom surface fixedly connected with non slipping spur 210, pull rod 21 downwards, make two-sided rack 22 move downwards, make with two-sided rack 22 drive the gear 23 rotation of meshing, thereby make sliding rack 25 upwards move, make lifter two 28 upwards move simultaneously, drive hinged piece 29 and non-slipping spur 210 and be in contact with ground, lifter one 26 moves downwards, lifter one 26 sets up gyro wheel 27 and contacts the ground. Clamping holes 211 are formed in the surfaces of the telescopic legs 3, springs 212 are fixedly connected to the bottom surfaces of the telescopic legs 3, limiting columns 213 are fixedly connected to the surfaces of the supporting legs 1, the limiting columns 213 are penetrated by clamping rods 214, the clamping rods 214 are slidably connected with the limiting columns 213, the clamping rods 214 are pushed, hinged clamping blocks 215 on the surfaces of the clamping rods 214 are clamped into the limiting columns 213 through torsion springs 217, meanwhile, the clamping rods 214 penetrate through the clamping holes 211 formed in the surfaces of the telescopic legs 3, and therefore the positions of the telescopic legs 3 and the supporting legs 1 are kept unchanged and do not slide any more, and the whole scaffold can keep the level of the workbench 5 in a slope or an uneven area. The surface of the clamping rod 214 is hinged with a clamping block 215, the surface of the clamping rod 214 is fixedly connected with a limiting block 216, the right side of the clamping block 215 is fixedly connected with a torsion spring 217, and the bottom surface of the torsion spring 217 is fixedly connected with the surface of the clamping rod 214. The number of the supporting legs 1 and the telescopic legs 3 is four, and the four groups of the supporting legs 1 and the telescopic legs 3 are respectively arranged in a circumferential array by taking the central line of the workbench 5 as an axis. The surface of the workbench 5 is fixedly connected with the surface of the telescopic legs 3, and a protective fence 6 is fixedly connected between the telescopic legs 3. The supporting leg 1 is penetrated by the cross rod 4, and the cross rod 4 is fixedly connected with the supporting leg 1. The supporting leg 1 is penetrated by the telescopic leg 3, the telescopic leg 3 is in sliding connection with the supporting leg 1, the pull rod 21 is pulled upwards, the double-sided rack 22 moves upwards, the gear 23 is driven to rotate, meanwhile, the sliding rack 25 moves downwards, the lifting rod II 28 is driven to move downwards, the hinging block 29 drives the anti-sliding block 210 to move downwards, and when the anti-sliding block 210 contacts with the convex ground, the hinging block 29 rotates, so that the anti-sliding block 210 is attached to the convex ground under the action of friction force.

Working principle: when the vertical adjusting mechanism for the building scaffold is used, the pull rod 21 is pulled downwards, the double-sided rack 22 moves downwards, the gear 23 meshed with the double-sided rack 22 is driven to rotate, the sliding rack 25 moves upwards, meanwhile, the lifting rod II 28 moves upwards, the hinging block 29 and the anti-sliding block 210 are driven not to contact the ground, meanwhile, the lifting rod I26 moves downwards, the roller 27 arranged on the bottom surface of the lifting rod I26 contacts the ground, the whole scaffold is pushed, when the lifting rod I moves to a slope or a raised section, the raised bottom surface can enable the supporting leg 1 to slide upwards, the pull rod 21 is pulled upwards, the double-sided rack 22 moves upwards, the gear 23 is driven to rotate, the sliding rack 25 moves downwards, the lifting rod II 28 is driven to move downwards, the hinging block 29 is driven to drive the anti-sliding block 210 to move downwards, when the anti-sliding block 210 contacts the raised ground, the anti-sliding block 210 is enabled to be attached to the raised ground under the action of friction force, the supporting leg 1 slides upwards, the clamping rod 214 is pushed, the hinged clamping block 215 on the surface of the clamping rod 214 is enabled to be clamped into the limiting post 213 through the torsion spring 217, and meanwhile, the clamping leg 3 is enabled to extend through the clamping leg 3 or the supporting leg 3 can not extend and keep the whole supporting leg 5 to extend and keep the position of the supporting leg 3 more horizontal, and the supporting platform can keep the supporting leg 5 more stable, and the position of the supporting platform can not extend and keep the stretching on the horizontal.

When the vertical adjusting mechanism for the building scaffold is used, the pull rod 21 is pulled downwards again, the double-sided rack 22 moves downwards, the gear 23 meshed with the double-sided rack 22 is driven to rotate, the sliding rack 25 moves upwards, meanwhile, the lifting rod two 28 moves upwards, the hinging block 29 and the anti-slip block 210 are driven not to contact the ground, meanwhile, the lifting rod one 26 moves downwards, the roller 27 arranged on the bottom surface of the lifting rod one 26 contacts the ground, the clamping rod 214 is rotated for ninety degrees and the clamping rod 214 is pulled out, the clamping rod 214 is not used for clamping the telescopic leg 3, the whole scaffold is pushed, the safety of workers is ensured, the working efficiency is improved, and a construction environment convenient to construct is provided.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (7)

1. The utility model provides a vertical adjustment mechanism of building scaffold, includes supporting leg (1), flexible leg (3), horizontal pole (4) and workstation (5), its characterized in that: an adjusting device (2) is arranged in the supporting leg (1), and the adjusting device (2) comprises:

the pull rod (21), pull rod (21) runs through double-sided rack (22), double-sided rack (22) meshing has gear (23), gear (23) are run through by branch (24), and gear (23) and branch (24) rotate to be connected, branch (24) run through supporting leg (1), just branch (24) and supporting leg (1) fixed connection;

the sliding rack (25) is meshed with the gear (23), and the sliding rack (25) is in sliding connection with the supporting leg (1);

lifting rod one (26), the top surface of lifting rod one (26) and the bottom surface fixed connection of double-sided rack (22), the bottom fixedly connected with gyro wheel (27) of lifting rod one (26), the bottom surface fixedly connected with lifting rod two (28) of slip rack (25), the bottom surface of lifting rod two (28) articulates there is articulated piece (29), the bottom surface fixedly connected with non slipping spur (210) of articulated piece (29).

2. The building scaffolding vertical adjustment mechanism as claimed in claim 1 wherein: clamping holes (211) are formed in the surfaces of the telescopic legs (3), springs (212) are fixedly connected to the bottom surfaces of the telescopic legs (3), limiting columns (213) are fixedly connected to the surfaces of the supporting legs (1), the limiting columns (213) are penetrated by clamping rods (214), and the clamping rods (214) are in sliding connection with the limiting columns (213).

3. A building scaffolding vertical adjustment mechanism according to claim 2, characterised in that: the surface of clamping rod (214) articulates there is fixture block (215), the fixed surface of clamping rod (214) is connected with stopper (216), the right side fixedly connected with torsional spring (217) of fixture block (215), the bottom surface of torsional spring (217) and the fixed surface of clamping rod (214) are connected.

4. The building scaffolding vertical adjustment mechanism as claimed in claim 1 wherein: the number of the supporting legs (1) and the telescopic legs (3) is four, and the four groups of the supporting legs (1) and the telescopic legs (3) are arranged in a circumferential array by taking the central line of the workbench (5) as an axis.

5. The building scaffolding vertical adjustment mechanism as claimed in claim 1 wherein: the surface of the workbench (5) is fixedly connected with the surface of the telescopic legs (3), and a protective fence (6) is fixedly connected between the telescopic legs (3).

6. The building scaffolding vertical adjustment mechanism as claimed in claim 1 wherein: the supporting legs (1) are penetrated by the cross bars (4), and the cross bars (4) are fixedly connected with the supporting legs (1).

7. The building scaffolding vertical adjustment mechanism as claimed in claim 1 wherein: the supporting leg (1) is penetrated by the telescopic leg (3), and the telescopic leg (3) is in sliding connection with the supporting leg (1).