High-stability scaffold device for staircase construction

Abstract

The utility model relates to a high-stability scaffold device for staircase construction, in particular to a high-stability scaffold device for staircase construction, which comprises two groups of bottom plates, hollow columns are symmetrically arranged on one sides of the bottom plates, straight tooth columns are connected in the hollow columns, and lifting mechanisms are arranged above the bottom plates and can drive the straight tooth columns to lift up and down; the lifting mechanism comprises a fixing plate fixedly connected to one side of the bottom plate, the fixing plate is connected with a driving rod, and the driving rod is connected with a driving gear; a straight toothed plate is driven by an adjusting hydraulic rod to move, straight toothed columns on the same bottom plate can be driven by the adjusting hydraulic rod in cooperation with driving gears and driven gears in the lifting mechanisms, lifting adjustment is conducted at the same time, lifting of one side of the device can be adjusted without disassembling and installing a plurality of bolts, and the construction efficiency is improved; and different heights of the two sides of the device can be adjusted, so that the device is suitable for stepped construction, and the using effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-stability scaffolding devices for stairwell construction, in particular to a high-stability scaffolding device for stairwell construction. Background Art

[0002] Scaffolding is a working platform set up to ensure the smooth progress of each construction process. It can be divided into external scaffolding and internal scaffolding according to the location of the scaffolding; it can be divided into wooden scaffolding, bamboo scaffolding, and steel pipe scaffolding according to different materials; it can be divided into pole scaffolding, bridge scaffolding, portal scaffolding, suspended scaffolding, hanging scaffolding, cantilever scaffolding, and climbing scaffolding according to the structural form.

[0003] Most of the existing scaffolding devices used for stairwell construction are welded and formed by steel pipes. Since the work is done in the stairwell, the steps are stepped, and the traditional movable scaffolding cannot adjust the two sides of the scaffolding to different heights according to the distance between the steps, thereby affecting the efficiency of construction and reducing the applicability of the device; there are also some scaffolding devices used for stairwell construction that can adjust the height between the upper sleeve and the lower sleeve by installing bolts. However, it is time-consuming and laborious to disassemble and install several bolts, which reduces the use effect of the device. Utility Model Content

[0004] In view of the fact that most of the above-mentioned scaffolding devices are formed by welding steel pipes, etc., it is impossible to adjust the two sides of the scaffolding to perform lifting and lowering at different heights according to the distance value between the steps; and some scaffolding devices used for construction can adjust the height between the upper sleeve and the lower sleeve by installing bolts, which is relatively time-consuming and labor-intensive. Therefore, the present utility model is proposed.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a high-stability scaffolding device for staircase construction, comprising two sets of bottom plates, one side of the bottom plates is symmetrically provided with hollow columns, the hollow columns are internally connected with straight tooth columns, and a lifting mechanism is provided above the bottom plates to drive the straight tooth columns to move up and down;

[0006] The lifting mechanism includes a fixed plate fixedly connected to one side of the base plate, the fixed plate is connected to a driving rod, the driving rod is connected to a driving gear, a hydraulic rod is installed on the base plate, the hydraulic rod is connected to a spur plate on the side away from the base plate, and driven gears are symmetrically arranged on the driving rod.

[0007] As a preferred solution of the high-stability scaffolding device for stairwell construction described in the utility model, a cross connecting block is installed on the side of the straight tooth column away from the hollow column, pillars are arranged between the cross connecting blocks, and the pillars are connected to the cross connecting blocks by bolts.

[0008] As a preferred solution of the high-stability scaffolding device for stairwell construction described in the utility model, wherein: a mounting plate is connected to the bottom plate, a sliding groove is provided on the mounting plate close to the hydraulic rod, a slider is slidably connected in the sliding groove, and the slider is connected to a straight tooth plate on the side away from the sliding groove.

[0009] As a preferred solution of the high-stability scaffolding device for stairwell construction of the utility model, wherein: the side of the cross connecting block away from the straight tooth column is connected with a guardrail by bolts.

[0010] As a preferred solution of the high-stability scaffolding device for stairwell construction of the utility model, a platform board is installed in the space formed between the four pillars, and the platform board is made of a polypropylene layer covered with a wooden board layer.

[0011] As a preferred solution of the high-stability scaffolding device for stairwell construction described in the utility model, a support pad is installed at the bottom of the base plate, and the support pad is made of rubber material.

[0012] Beneficial effects of the utility model:

[0013] 1. By adjusting the hydraulic rod to drive the spur plate to move, and cooperating with the driving gear and the driven gear in the lifting mechanism, the spur column on the same base plate can be driven to perform lifting and lowering adjustments at the same time. The lifting and lowering of one side of the device can be adjusted without disassembling and installing several bolts, thereby improving the construction efficiency. By setting up two sets of lifting mechanisms, the two sides of the device can be adjusted to different heights, which is suitable for step-type construction and improves the use effect of the device.

[0014] 2. By setting up cross connecting blocks, bolts and pillars, the operating platform can be built according to different needs during construction, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0017] Figure 2 It is a three-dimensional schematic diagram of the first cross-sectional structure of the utility model.

[0018] Figure 3 This is a schematic diagram of the second cross-sectional structure of the utility model.

[0019] Figure 4 Practical Figure 3 A in the figure is an enlarged structural diagram.

[0020] Explanation of the reference numerals in the accompanying drawings: 1. Base plate; 2. Hollow column; 3. Straight tooth column; 4. Hydraulic rod; 5. Straight tooth plate; 6. Fixed plate; 7. Driving rod; 8. Driving gear; 9. Driven gear; 10. Cross connecting block; 11. Bolt; 12. Platform plate; 13. Mounting plate; 14. Slide groove; 15. Slider; 16. Pillar; 17. Support pad; 18. Guardrail. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0022] Example 1

[0023] See also Figures 1 to 4 , which is the first embodiment of the utility model, provides a technical solution: a high-stability scaffolding device for stairwell construction, including two sets of base plates 1, hollow columns 2 are symmetrically arranged on one side on the left and right sides above the base plates 1, and straight tooth columns 3 are slidably connected inside the two hollow columns 2. A lifting mechanism is provided above the base plates 1, and the straight tooth columns 3 can be driven to move up and down by setting the lifting mechanism.

[0024] The lifting mechanism includes a fixed plate 6 fixedly connected to one side of the left and right sides of the upper end of the base plate 1, a driving rod 7 is rotatably connected between the two fixed plates 6, and a driving gear 8 is fixedly connected to the driving rod 7. A hydraulic rod 4 is installed on the base plate 1, and a spur plate 5 is fixedly connected to the side of the hydraulic rod 4 away from the base plate 1, and the spur plate 5 is meshed with the driving gear 8. The spur plate 5 is driven to move by adjusting the hydraulic rod 4, thereby driving the driving gear 8 to rotate. Two driven gears 9 are fixedly connected to the driving rod 7, and the two driven gears 9 are respectively meshed with two spur columns 3. The driving gear 8 is rotated to drive the driving rod 7 to rotate, thereby driving the driven gear 9 to rotate, and then driving the spur column 3 to move inside the hollow column 2, so that the height value of the hollow column 2 on the same base plate 1 can be adjusted at the same time according to the different height values ​​of the stairwell, thereby improving the use effect of the device.

[0025] A mounting plate 13 is fixedly connected to the base plate 1. A slide groove 14 is provided on the side of the mounting plate 13 close to the hydraulic rod 4. A slider 15 is slidably connected in the slide groove 14. The slider 15 is connected to the spur plate 5 at the side away from the slide groove 14. When the spur plate 5 moves, it drives the slider 15 to slide in the slide groove 14. The slider 15 provides support for the spur plate 5.

[0026] Two groups of hollow columns 2, spur columns 3 and lifting mechanisms are provided, and pillars 16 are provided between each other to connect them. By providing two groups of hollow columns 2, spur columns 3 and lifting mechanisms and adjusting the height between the two groups of spur columns 3, the applicability of the device is improved.

[0027] When in use, the hydraulic rod 4 is adjusted to drive the spur plate 5 to move, thereby driving the active gear 8 to rotate. The rotation of the active gear 8 drives the driving rod 7 to rotate, thereby driving the driven gear 9 to rotate, and then drives the spur column 3 to move inside the hollow column 2, so that the height value of the hollow column 2 on the same base plate 1 can be adjusted at the same time according to the different height values ​​of the stairwell, thereby improving the adjustment efficiency of the device.

[0028] Example 2

[0029] See also Figures 1 to 4 , which is the second embodiment of the utility model, provides a technical solution: a cross connection block 10 is installed on the side of the spur column 3 away from the hollow column 2, and pillars 16 are arranged between two adjacent cross connection blocks 10. The pillars 16 and the cross connection blocks 10 are connected by bolts 11. The cross connection blocks 10 and the pillars 16 are fixed by manually installing the bolts 11. The platform of the device can be built according to different needs.

[0030] The side of the cross connection block 10 away from the straight tooth column 3 is connected with a guardrail 18 through a bolt 11. The guardrail 18 is provided to make it safer for workers to work at height.

[0031] A platform board 12 is installed in the space formed between the four pillars 16. The platform board is made of a polypropylene layer covered with a wooden board layer. The polypropylene layer covered with the wooden board layer has good properties such as lightness, corrosion resistance and aging resistance. The platform board 12 and the pillars 16 can be fixedly connected by snap-fitting. At the same time, the platform board 12 and the pillars 16 are snap-fitted to facilitate the disassembly of the platform 12. The platform board 12 is used to support construction personnel.

[0032] Support pads 17 are respectively installed on the left and right sides of the bottom of the base plate 1. The support pads 17 are made of rubber material, and the rubber material has good wear resistance and anti-slip properties.

[0033] When in use, the cross connection block 10 is fixed to the support 16 by manually installing the bolts 11, so that the platform of the device can be built according to different needs, thereby improving the applicability of the device.

[0034] The remaining structures are the same as those of Example 1.

[0035] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A high-stability scaffolding device for stairwell construction, comprising two sets of bottom plates (1), characterized in that: A hollow column (2) is symmetrically arranged on one side of the bottom plate (1), a spur column (3) is connected inside the hollow column (2), and a lifting mechanism is arranged above the bottom plate (1) to drive the spur column (3) to move up and down; The lifting mechanism comprises a fixed plate (6) fixedly connected to one side of a base plate (1), the fixed plate (6) being connected to a driving rod (7), the driving rod (7) being connected to a driving gear (8), a hydraulic rod (4) being mounted on the base plate (1), the hydraulic rod (4) being connected to a spur gear plate (5) on a side away from the base plate (1), and a driven gear (9) being symmetrically arranged on the driving rod (7).

2. A high-stability scaffolding device for stairwell construction according to claim 1, characterized in that: A cross connection block (10) is installed on the side of the spur column (3) away from the hollow column (2), pillars (16) are arranged between each of the cross connection blocks (10), and the pillars (16) and the cross connection blocks (10) are connected by bolts (11).

3. A high-stability scaffolding device for stairwell construction according to claim 2, characterized in that: The bottom plate (1) is connected to a mounting plate (13), a sliding groove (14) is provided on a side of the mounting plate (13) close to the hydraulic rod (4), a sliding block (15) is slidably connected in the sliding groove (14), and the side of the sliding block (15) away from the sliding groove (14) is connected to the spur plate (5).

4. A high-stability scaffolding device for stairwell construction according to claim 3, characterized in that: The side of the cross connection block (10) away from the spur column (3) is connected to a guardrail (18) via bolts (11).

5. A high-stability scaffolding device for stairwell construction according to claim 2, characterized in that: A platform board (12) is installed in the space formed between the four pillars (16), and the platform board (12) is made of a wood board layer covered with a polypropylene layer.

6. A high-stability scaffolding device for stairwell construction according to claim 1, characterized in that: A support pad (17) is installed at the bottom of the base plate (1), and the support pad (17) is made of rubber material.

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