CN215331301U - Scaffold for building - Google Patents

Abstract

The utility model discloses a scaffold for buildings, and relates to the technical field of constructional engineering. The utility model relates to a scaffold for buildings, which comprises four supporting columns, wherein cross rods are fixed on the opposite sides of two supporting columns at the same end, a lower bottom plate is fixed on the outer side of each cross rod, driving motors are fixed at the two ends of the bottom of the lower bottom plate, a worm is fixed at the output end of each driving motor, and one end of each worm is connected with a gear in a meshing manner. According to the utility model, through the mutual matching among the worm, the gear and the rack, the rack can be driven to ascend through the driving motor, and the bearing plate is driven to vertically ascend, so that the height of the scaffold can be effectively adjusted and lifted as required; according to the utility model, through the structural design of the escalator mechanism, the length of the escalator mechanism is adjusted by stretching and contracting the lower escalator, the escalator can be obliquely placed, and the escalator can adapt to scaffolds with different terrains and different heights.

Description

Scaffold for building

Technical Field

The utility model belongs to the technical field of building engineering, and particularly relates to a scaffold for buildings.

Background

The scaffold is a working platform which is erected for ensuring the smooth construction process of each building, and is divided into an outer scaffold and an inner scaffold according to the erected position; can divide into wood scaffold frame, bamboo scaffold frame, steel pipe scaffold frame according to the material difference, however, current scaffold frame for building often need the stack to build the scaffold frame and increase the height when needs increase scaffold frame height, and is comparatively troublesome, the increase height of the small margin of being not convenient for, and scaffold frame staircase is vertical setting, and adaptation topography ability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a scaffold for buildings, which solves the existing problems: when the height of the scaffold needs to be increased in the prior art, the scaffold needs to be stacked and built to increase the height, which is troublesome.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a scaffold for buildings, which comprises four support columns, wherein cross bars are fixed on the opposite sides of two support columns at the same end;

a lower bottom plate is further fixed on the outer side of the cross rod, driving motors are fixed at two ends of the bottom of the lower bottom plate, a worm is fixed at the output end of each driving motor, one end of each worm is connected with a gear in a meshed mode, rotating rods are fixed on two sides of each gear, a supporting seat is rotatably connected to the outer side of each rotating rod, and the bottom of each supporting seat is fixed with the lower bottom plate;

one end of the gear, which is far away from the worm, is engaged and connected with a rack, the outer side of the rack is connected with the lower bottom plate in a sliding manner, and a bearing plate is fixed at the top of the rack;

four connecting rods are fixed at the bottom of the bearing plate in a rectangular arrangement mode, and the outer sides of the connecting rods are connected with the lower bottom plate in a sliding mode;

the other end of the lower bottom plate is rotatably connected with a telescopic escalator mechanism.

Preferably, threaded holes are formed in the bottom of the lower base plate and the top of the driving motor, and the lower base plate and the driving motor are fixed through the threaded holes through bolts.

Preferably, a motor protection shell is fixed at the bottom of the lower bottom plate and outside the driving motor.

Preferably, a plurality of hooks are uniformly distributed and fixed on two sides of the bottom of the bearing plate.

Preferably, the escalator mechanism comprises an upper escalator, a lower escalator and connecting blocks, the connecting blocks are fixed on two sides of the upper end of the lower escalator, sliding grooves are formed in two sides of the upper escalator, the horizontal cutting surface of each connecting block is L-shaped, and an L rod of each connecting block extends into the corresponding sliding groove and is in sliding connection with the corresponding sliding groove.

Preferably, the inside spacing counter bore that has still seted up of sliding tray of going up the staircase, the equal sliding connection in top and the bottom of connecting block has spacing pin, the outside of spacing pin all is fixed with spacing piece, spacing piece and connecting block are equipped with the spring, the one end that connecting block was kept away from to spacing pin stretches into inside the spacing counter bore.

Preferably, a reinforcing fixing rod is further fixed between two adjacent supporting columns.

The utility model has the following beneficial effects:

1. according to the utility model, through the mutual matching among the worm, the gear and the rack, the rack can be driven to ascend through the driving motor, and the bearing plate is driven to vertically ascend, so that the height of the scaffold can be effectively adjusted and lifted according to the requirement.

2. According to the utility model, through the structural design of the escalator mechanism, the length of the escalator mechanism is adjusted by stretching and contracting the lower escalator, the escalator can be obliquely placed, the escalator can adapt to scaffolds with different terrains and different heights, and the escalator is obliquely cut on the ground, so that people can conveniently get on and off the escalator.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of a cross-sectional structure of the lower base plate, the motor protection shell and the bearing plate of the present invention;

fig. 3 is a schematic structural view of the escalator mechanism of the present invention;

FIG. 4 is a schematic structural view of a connecting block and a spacing pin of the present invention;

fig. 5 is a sectional view of the connection structure of the connection block and the upper escalator of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a support pillar; 2. a cross bar; 3. reinforcing the fixed rod; 4. a lower base plate; 5. a drive motor; 6. a motor protection shell; 7. a worm; 8. a gear; 9. rotating the rod; 10. rotating the rod; 11. a rack; 12. a bearing plate; 13. a connecting rod; 14. hooking; 15. going to an escalator; 16. moving down the escalator; 17. connecting blocks; 18. A limit pin; 19. a spring; 20. a limiting sheet; 21. a sliding groove.

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 to 5, the scaffold for construction according to the present invention includes four support columns 1, wherein cross bars 2 are fixed on opposite sides of two support columns 1 located at the same end, and a reinforcing fixing rod 3 is fixed between two adjacent support columns 1, so that the scaffold is more stable;

a lower base plate 4 is further fixed on the outer side of the cross rod 2, a driving motor 5 is fixed at each of two ends of the bottom of the lower base plate 4, threaded holes are formed in the bottom of the lower base plate 4 and the top of the driving motor 5, the lower base plate 4 and the driving motor 5 are fixed through the threaded holes through bolts, and a motor protective shell 6 is fixed at the bottom of the lower base plate 4 and on the outer side of the driving motor 5;

a worm 7 is fixed at the output end of the driving motor 5, one end of the worm 7 is connected with a gear 8 in a meshing manner, rotating rods 9 are fixed on two sides of the gear 8, supporting seats 10 are rotatably connected on the outer sides of the rotating rods 9, and the bottoms of the supporting seats 10 are fixed with the lower bottom plate 4;

one end of the gear 8, which is far away from the worm 7, is engaged and connected with a rack 11, the outer side of the rack 11 is in sliding connection with the lower bottom plate 4, a bearing plate 12 is fixed at the top of the rack 11, four connecting rods 13 are fixed at the bottom of the bearing plate 12 in a rectangular arrangement mode, and the outer sides of the connecting rods 13 are in sliding connection with the lower bottom plate 4, so that the bearing plate 12 is more stable when rising;

a plurality of hooks 14 are uniformly distributed and fixed on two sides of the bottom of the bearing plate 12, so that tools can be hung conveniently;

the other end of lower plate 4 rotates and is connected with a telescopic staircase mechanism, and staircase mechanism includes staircase 15, lower staircase 16 and connecting block 17, and the upper end both sides of staircase 16 down all are fixed with connecting block 17, go up the both sides of staircase 15 and have seted up sliding tray 21, and the horizontal section face of connecting block 17 is L shape, and an L pole of connecting block 17 stretches into inside the sliding tray 21 and rather than sliding connection.

For further fixed spacing, go up inside the sliding tray 21 of staircase 15 and still seted up spacing counter bore, the equal sliding connection in top and the bottom of connecting block 17 has spacing pin 18, and the outside of spacing pin 18 all is fixed with spacing piece 20, and spacing piece 20 and connecting block 17 are equipped with spring 19, and the one end that connecting block 17 was kept away from to spacing pin 18 stretches into inside the spacing counter bore.

One specific application of this embodiment is: when the scaffold needs to be lifted properly in the use process, the driving motor 5 is started through the external power supply, so that the output end of the driving motor 5 drives the worm 7 to rotate, then the worm 7 drives the gear 8 to rotate, then the gear 8 drives the rack 11 to ascend, and the rack 11 drives the bearing plate 12 and the connecting rod 13 to ascend together, so that the height can be lifted in a small range, and meanwhile, the connecting rod 13 can enable the bearing plate 12 to keep stable after ascending;

through pulling down and rotatory down staircase 16, make down staircase 16 drive connecting block 17, spacing pin 18, spring 19 and spacing piece 20 simultaneously downward sliding and rotate, can drive staircase 15 simultaneously and rotate, slide to suitable position after, can drive spacing pin 18 under spring 19's effect and make the one end of spacing pin 18 and the spacing counter bore in the sliding tray 21 of last staircase 15 cooperate and be connected, and make down staircase 16 and ground contact, thereby can stretch out and draw back and fix the staircase in suitable position, with this can adapt to different topography and the not scaffold of co-altitude.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (7)

1. A scaffold for building comprises four supporting columns (1), and is characterized in that cross bars (2) are fixed on opposite sides of two supporting columns (1) at the same end;

a lower bottom plate (4) is further fixed to the outer side of the cross rod (2), driving motors (5) are fixed to two ends of the bottom of the lower bottom plate (4), worms (7) are fixed to output ends of the driving motors (5), one ends of the worms (7) are connected with gears (8) in a meshed mode, rotating rods (9) are fixed to two sides of the gears (8), supporting seats (10) are rotatably connected to the outer sides of the rotating rods (9), and the bottoms of the supporting seats (10) are fixed to the lower bottom plate (4);

one end of the gear (8) far away from the worm (7) is meshed with a rack (11), the outer side of the rack (11) is connected with the lower bottom plate (4) in a sliding mode, and a bearing plate (12) is fixed to the top of the rack (11);

four connecting rods (13) are fixed at the bottom of the bearing plate (12) in a rectangular arrangement mode, and the outer sides of the connecting rods (13) are connected with the lower bottom plate (4) in a sliding mode;

the other end of the lower bottom plate (4) is rotatably connected with a telescopic escalator mechanism.

2. The scaffold for building as claimed in claim 1, wherein the bottom of the lower base plate (4) and the top of the driving motor (5) are both provided with threaded holes, and the lower base plate (4) and the driving motor (5) are fixed by bolts penetrating through the threaded holes.

3. A scaffolding as claimed in claim 2, wherein a motor protective housing (6) is fixed to the bottom of the lower plate (4) outside the drive motor (5).

4. A scaffolding as claimed in claim 1, wherein a plurality of hooks (14) are secured to both sides of the base of the bearing plate (12).

5. The scaffold for the building as claimed in claim 1, wherein the staircase mechanism comprises an upper staircase (15), a lower staircase (16) and connecting blocks (17), the connecting blocks (17) are fixed on both sides of the upper end of the lower staircase (16), sliding grooves (21) are formed in both sides of the upper staircase (15), the horizontal section of each connecting block (17) is L-shaped, and one L-shaped rod of each connecting block (17) extends into and is slidably connected with the corresponding sliding groove (21).

6. A scaffold for building according to claim 5, characterized in that, the inside of the sliding groove (21) of going up staircase (15) still has seted up spacing counter bore, the top and the bottom of connecting block (17) all have sliding connection to have spacing pin (18), the outside of spacing pin (18) all is fixed with spacing piece (20), spacing piece (20) and connecting block (17) are equipped with spring (19), the one end that spacing pin (18) kept away from connecting block (17) stretches into inside the spacing counter bore.

7. A scaffolding as claimed in claim 1, wherein a reinforcing fixing rod (3) is fixed between two adjacent supporting columns (1).

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