CN211775572U - Climbing scaffolding with unloading platform - Google Patents

Abstract

The utility model relates to a scaffold, in particular to a climbing scaffold with an unloading platform. It includes a supporting column and a lower fixing rod. The four vertical supporting columns are arranged in a rectangular parallelepiped shape. A horizontal lower fixing rod is installed between the bottoms of the supporting columns at both ends, and a base plate is installed between the lower fixing rods at both ends. The upper part of the driving mechanism is provided with a lifting platform, the left end of the lifting platform is sleeved on the support column and is movably connected with the supporting column, the driving mechanism is connected with the lifting platform through the lifting mechanism, and there is a limit mechanism between the bottom plate and the lifting platform; four A horizontal support plate is installed on the upper part of the support column, and the support plate is provided with a through-hole structure corresponding to the lifting platform. The lifting platform of the utility model can carry out lifting movement, the lifting platform is placed with materials to be unloaded, and the lifting platform is lowered, thereby achieving the purpose of unloading, avoiding the use of manual unloading, saving time and effort, and reducing construction safety. Hidden danger, easy to use.

Description

Climbing scaffolding with unloading platform

technical field

The utility model relates to a scaffold, in particular to a climbing scaffold with an unloading platform.

Background technique

Construction engineering is a general term for all kinds of buildings and engineering facilities that provide material and technical foundations for human life and production. Construction engineering is a large-scale economic activity with organized and purposeful human beings. There are three types of engineering and mechanical and electrical engineering. They are engineering projects that form comprehensive production capacity or give play to engineering benefits in the process of reproducing fixed assets. In construction projects, many devices are usually used in the construction of various buildings. A working platform for the smooth progress of the process.

Many existing movable climbing scaffolds are used to facilitate construction workers to stand on the scaffolding to carry out construction work, but the existing movable climbing scaffolds still have some problems. When unloading the scaffolding , construction workers are often required to hand down the materials, and the people below undertake the materials. In this process, there are great potential safety hazards, and the operation process is more complicated, which is inconvenient to unload the materials, and the construction workers do not It is convenient to mount on the scaffold from the ground, and the existing mobile scaffold is rarely provided with a protective structure, and the construction workers have a great potential safety hazard.

Utility model content

The utility model aims to solve the above-mentioned technical problems, and provides a climbing scaffold with an unloading platform, which solves the problem of manual loading and unloading.

The technical scheme adopted by the utility model to solve the technical problem is:

A climbing scaffold with an unloading platform includes a supporting column and a lower fixing rod. Four vertical supporting columns are arranged in a rectangular parallelepiped. The bottom plate is installed between them; a driving mechanism is installed on the left end of the bottom plate, and a lifting platform is arranged above the driving mechanism. A limit mechanism is arranged between the lifting platforms; a horizontal support plate is installed on the upper part of the four support columns, and the support plate is provided with a through-hole structure corresponding to the lifting platform.

Compared with the prior art, the utility model adopting the above-mentioned technical scheme has the following beneficial effects:

The lifting table can carry out lifting movement, the lifting table is placed with the materials that need to be unloaded, and the lifting table is lowered, so as to achieve the purpose of unloading, which can avoid the use of manual unloading, save time and effort, and reduce construction safety hazards. use.

Further, the optimization scheme of the present utility model is:

The drive mechanism includes a geared motor, a driving sprocket, a chain, a driven sprocket, a bearing seat and a drive shaft. The geared motor and the driving shaft are arranged vertically side by side. The output shaft of the geared motor is installed with a driving sprocket. The lower end of the drive shaft is installed in the bearing seat, the drive shaft is installed with a driven sprocket, and the driving sprocket and the driven sprocket are driven by a chain.

The lifting mechanism includes a first lead screw, a second lead screw, a first lead screw nut and a second lead screw nut. The first lead screw and the second lead screw are arranged vertically, and the lower end of the first lead screw is connected to the speed reducer through a coupling. The output shaft of the motor is connected, the lower end of the second lead screw is connected to the drive shaft through a coupling, the upper ends of the first lead screw and the second lead screw pass through the lifting platform respectively, and the first lead screw and the second lead screw are respectively connected with the first lead screw and the second lead screw. A lead screw nut is matched with a second lead screw nut, and the first lead screw nut and the second lead screw nut are fixedly connected to the lower part of the lifting platform.

The limiting mechanism includes a first limiting column and a second limiting column, the first limiting column and the second limiting column are vertically arranged, and the first limiting column and the second limiting column are located on both sides of the inner end of the lifting platform, The lower ends of the first limiting column and the second limiting column are fixedly connected to the bottom plate through the lifting platform, the first limiting column and the second limiting column are respectively movably connected with the lifting platform, and the first limiting column and the second limiting column are movably connected with the lifting platform. The tops of the columns are respectively provided with boss structures.

The middle and both sides of the upper surface of the lift table are respectively provided with a main placement box and a side placement box.

The upper part of the middle of the support plate is provided with a horizontal blocking plate, and the two sides of the left end of the support plate are respectively provided with protective railings.

Longitudinal rods are arranged between the lower parts of the support columns on both sides.

Upper fixing rods are respectively installed between the upper ends of the support columns at both ends, and the upper part of the upper fixing rod is provided with a handle.

A ladder is arranged between the upper fixing rod at the right end and the lower fixing rod at the right end.

The lower end of the support column is provided with a universal wheel.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the utility model embodiment;

2 is a schematic structural diagram of a lifting platform according to an embodiment of the present utility model;

3 is a schematic diagram of a driving mechanism of an embodiment of the present invention;

In the figure: support column 1; lower fixing rod 2; upper fixing rod 3; bottom plate 4; motor box 5; first limit column 6; second limit column 6-1; gear motor 7; bearing seat 8; drive shaft 9; driven sprocket 9-1; 10 driving sprocket; chain 11; first lead screw 12; second lead screw 12-1; Protection rod 17; 18 blocking plate; 19 protection column; longitudinal rod 20; universal wheel 21; ladder frame 22; fixed column 23; handle 24;

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings and embodiments.

Referring to Figure 1 and Figure 2, this embodiment is a climbing scaffold with an unloading platform. Motor 7, bearing seat 8, drive shaft 9, driven sprocket 9-1, 10 driving sprocket, chain 11, first lead screw 12, second lead screw 12-1, lift table 13, main placement box 14, Side placement box 15, support plates 16, 17 guardrails, 18 blocking plates, 19 guard columns, longitudinal bars 20, universal wheels 21, ladder frames 22, fixed columns 23, handles 24 and side plates 25. The present embodiment has a frame structure, four cylindrical support columns 1 are arranged vertically, the four support columns 1 are rectangular parallelepipeds, and universal wheels 21 are respectively installed at the bottom ends of the four support columns 1 . A horizontal lower fixing rod 2 is installed between the bottoms of the two supporting columns 1 at the right and left ends of the scaffolding, respectively. The two ends of the lower fixing rod 2 are provided with circular holes. Install the set screw in the hole wall of the round hole. Longitudinal rods 20 are installed between the support columns 1 on both sides of the scaffold, and both ends of the longitudinal rods 20 are welded to the support columns 1 respectively.

A rectangular base plate 4 is installed between the lower fixing rods 2 at both ends, and both ends of the base plate 4 are connected to the lower fixing rod 2 by bolts. A drive mechanism is installed on the left end of the bottom plate 4 , and the drive mechanism consists of a motor box 5 , a deceleration motor 7 , a bearing seat 8 , a drive shaft 9 , a driven sprocket 9 - 1 , a driving sprocket 10 and a chain 11 . The deceleration motor 7 and the drive shaft 9 are arranged vertically side by side, the deceleration motor 7 is mounted on the base plate 4 , and the output shaft of the deceleration motor 7 is mounted with a driving sprocket 10 . The lower end of the drive shaft 9 is installed in the bearing seat 8, the bearing seat 8 and the bottom plate 4 are connected by bolts, the drive shaft 9 is installed with a driven sprocket 9-1, and the driving sprocket 10 and the driven sprocket 9-1 are driven by a chain 11. . A motor case 5 is mounted on the outside of the geared motor 7 and the bearing housing 8 , and the motor case 5 is composed of a case body and a side plate 25 . A horizontal lifting platform 13 is arranged above the driving mechanism. The material of the lifting platform 13 is steel plate. The left end of the lifting platform 13 is sleeved on the two supporting columns 1 at the left end of the scaffold. The lifting platform 13 is movably connected with the supporting column 1. The lifting platform 13 The whole is rectangular, and both sides of the inner end of the lifting platform 13 are provided with chamfered structures. The middle and both sides of the upper surface of the lift table 13 are respectively provided with a main storage box 14 and a side storage box 15, and the tops of the main storage box 14 and the side storage box 15 are open structures.

The driving mechanism is connected to the lifting platform 13 through a lifting mechanism, and the lifting mechanism is composed of a first lead screw 12, a second lead screw 12-1, a first lead screw nut and a second lead screw nut. The first lead screw 12 and the second lead screw 12-1 are arranged vertically, the lower end of the first lead screw 12 is connected to the output shaft of the deceleration motor 7 through a coupling, and the lower end of the second lead screw 12-1 passes through the coupling Connected with the drive shaft 9, the upper ends of the first lead screw 12 and the second lead screw 12-1 pass through the lifting platform 13 respectively, and the first lead screw 12 and the second lead screw 12-1 are connected to the first lead screw nut and the first lead screw nut respectively. Two lead screw nuts (not shown in the figure) are matched, and the first lead screw nut and the second lead screw nut are welded to the lower surface of the lifting platform 13 .

A limit mechanism is provided between the bottom plate 4 and the lifting platform 13. The limit mechanism is composed of a cylindrical first limit column 6 and a second limit column 6-1. The first limit column 6 and the second limit column 6 -1 Vertically arranged, the first limit column 6 and the second limit column 6-1 are located on both sides of the inner end of the lift 13 platform, and the lower ends of the first limit column 6 and the second limit column 6-1 pass through the lift The platform 13 is welded with the bottom plate 4, the first limiting column 6 and the second limiting column 6-1 are respectively movably connected with the lifting platform 13, and the tops of the first limiting column 6 and the second limiting column 6-1 are respectively provided with Radial boss structure.

A horizontal support plate 16 is installed on the upper part of the four support columns 1. The four corners of the support plate 16 are machined with round holes. The left part of the support plate 16 is machined with a through hole structure corresponding to the lifting platform 13 . The upper part of the middle of the support plate 13 is welded with a horizontal blocking plate 18, and the two sides of the left end of the support plate 16 are respectively welded with protective railings. Play a certain role in security protection.

The upper ends of the support columns 1 at both ends of the scaffold are respectively installed with a horizontal upper fixing rod 3, and a climbing ladder is installed between the lower fixing rod 2 and the upper fixing rod 3 at the right end of the scaffold. The frame 22 is respectively connected with the lower fixing rod 2 and the upper fixing rod 3 by bolts, and the ladder can facilitate the construction personnel to board the surface of the support plate 16 for construction work. Two handles 24 are welded to the upper part of the upper fixing rod 3 .

The working process of this embodiment is as follows: the material to be unloaded is placed in the main placement box 14 and the side placement box 15, and the deceleration motor 7 is started, and the deceleration motor 7 passes through the driving sprocket 10, the chain 11 and the driven sprocket. 9-1 drives the drive shaft 9 to rotate, the deceleration motor 7 and the drive shaft 9 drive the first lead screw 12 and the second lead screw 12-1 to rotate respectively, and the first lead screw 12 and the second lead screw 12-1 pass through the first lead screw 12 and the second lead screw 12-1 respectively. The lead screw nut and the second lead screw nut drive the lifting platform 13 to descend, thereby unloading the material; after unloading, the deceleration motor 7 is reversely started to make the lifting platform 13 rise.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a climbing formula scaffold frame of platform of unloading in area, includes the support column, lower dead lever, its characterized in that: the four vertical support columns are arranged in a cuboid shape, transverse lower fixing rods are arranged between the bottoms of the support columns at two ends, and a bottom plate is arranged between the lower fixing rods at two ends; the left end of the bottom plate is provided with a driving mechanism, a lifting table is arranged above the driving mechanism, the left end of the lifting table is sleeved on the supporting column and is movably connected with the supporting column, the driving mechanism is connected with the lifting table through the lifting mechanism, and a limiting mechanism is arranged between the bottom plate and the lifting table; the upper portions of the four supporting columns are provided with horizontal supporting plates, and the supporting plates are provided with through hole structures corresponding to the lifting platform.

2. The climbing scaffold with the unloading platform according to claim 1, characterized in that: the driving mechanism comprises a speed reducing motor, a driving chain wheel, a chain, a driven chain wheel, a bearing seat and a driving shaft, the speed reducing motor and the driving shaft are arranged vertically in parallel, the driving chain wheel is installed on an output shaft of the speed reducing motor, the bearing seat is fixedly connected with the bottom plate, the lower end of the driving shaft is installed in the bearing seat, the driven chain wheel is installed on the driving shaft, and the driving chain wheel and the driven chain wheel are in chain transmission.

3. The climbing scaffold with the unloading platform according to claim 1, characterized in that: the lifting mechanism comprises a first lead screw, a second lead screw, a first lead screw nut and a second lead screw nut, the first lead screw and the second lead screw are vertically arranged, the lower end of the first lead screw is connected with an output shaft of the speed reducing motor through a coupler, the lower end of the second lead screw is connected with the driving shaft through a coupler, the upper ends of the first lead screw and the second lead screw penetrate through the lifting table respectively, the first lead screw and the second lead screw are matched with the first lead screw nut and the second lead screw nut respectively, and the first lead screw nut and the second lead screw nut are fixedly connected to the lower portion of the lifting table.

4. The climbing scaffold with the unloading platform according to claim 1, characterized in that: the limiting mechanism comprises a first limiting column and a second limiting column, the first limiting column and the second limiting column are vertically arranged, the first limiting column and the second limiting column are located on two sides of the inner end of the lifting platform, the lower ends of the first limiting column and the second limiting column penetrate through the lifting platform and are fixedly connected with the bottom plate, the first limiting column and the second limiting column are respectively movably connected with the lifting platform, and boss structures are respectively arranged at the top ends of the first limiting column and the second limiting column.

5. The climbing scaffold with the unloading platform according to claim 1, characterized in that: the middle part and the two sides of the upper surface of the lifting platform are respectively provided with a main placing box and a side placing box.

6. The climbing scaffold with the unloading platform according to claim 1, characterized in that: the upper portion in the middle of the supporting plate is provided with a transverse blocking plate, and two sides of the left end of the supporting plate are respectively provided with a protective railing.

7. The climbing scaffold with the unloading platform according to claim 1, characterized in that: a longitudinal rod is arranged between the lower parts of the supporting columns at the two sides.

8. The climbing scaffold with the unloading platform according to claim 1, characterized in that: an upper fixed rod is respectively arranged between the upper ends of the supporting columns at the two ends, and a handle is arranged on the upper part of the upper fixed rod.

9. A climbing scaffold with a platform for unloading according to claim 1 or 8, characterized in that: a ladder stand is arranged between the upper fixed rod at the right end and the lower fixed rod at the right end.

10. The climbing scaffold with the unloading platform according to claim 1, characterized in that: the lower end of the supporting column is provided with a universal wheel.

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