Scaffold for constructional engineering

Abstract

The utility model belongs to the technical field of scaffolds, and particularly relates to a constructional engineering scaffold which comprises a base plate and a bottom frame, and an adjusting device is arranged at the bottom of the base plate and comprises a horizontal adjusting unit and a height adjusting unit. According to the scaffold for constructional engineering, by arranging the horizontal adjusting unit, when a base plate shakes due to the fact that the ground of a construction site is uneven, a motor is started to drive a rotating shaft to rotate, and under meshing of a second gear and a first gear, the first gear drives an upper connecting rod to rotate around a bearing inner ring and is matched with a limiting block to limit a lower connecting rod; the lower connecting rod is in threaded connection with the upper connecting rod, so that the lower connecting rod moves up and down, the height of the shaking end of the bottom frame is adjusted, the bottom frame is kept horizontal, and the problems that in the background technology, in the using process, due to most uneven road surfaces of a construction site, the scaffold shakes during supporting, and the scaffold is damaged are solved. The gravity center of the worker is unstable, the worker falls from the top of the scaffold, and the worker is injured.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolds, in particular to a scaffold for construction engineering. Background Art

[0002] In order to solve the problem of vertical or horizontal movement of workers at the construction site, construction workers often build scaffolding by building scaffolding around the building for support.

[0003] However, previous scaffolding could not meet the problem of stacking and assembly.

[0004] For example, a construction engineering scaffold disclosed in Chinese patent CN220036050U is provided with the connecting assembly so that adjacent scaffolds can be locked together by means of the connecting hooks and the positioning sleeves, thereby avoiding relative displacement between adjacent scaffolds and reducing the risk of workers during transfer.

[0005] However, during the use of this device, since the road surface of the construction site is mostly uneven, the scaffolding will shake when it is supported, which will cause the workers to lose their center of gravity and fall from the top of the scaffolding, causing injuries to the workers.

[0006] For this reason we urgently need to provide a kind of construction engineering scaffold. Utility Model Content

[0007] The utility model aims to provide a scaffold for construction projects, so as to solve the problem in the above-mentioned background technology that during use, the scaffold shakes when supporting due to the uneven road surface of the construction site, which may cause the workers to lose their center of gravity and fall from the top of the scaffold, causing injuries to the workers.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a construction engineering scaffold, comprising a pad and a base frame, wherein the base frame is arranged below the pad, and an adjustment device is arranged at the bottom of the pad.

[0009] The adjusting device comprises a horizontal adjusting unit and a height adjusting unit. The horizontal adjusting unit is arranged at the bottom of the base frame, and the height adjusting unit is arranged between the pad and the base frame.

[0010] The horizontal adjustment unit includes a bearing, an upper connecting rod, a base, a lower connecting rod, a limit block, a motor, a rotating shaft, a first gear and a second gear. The bearing is fixedly installed around the bottom of the base, the upper connecting rod is fixedly installed on the inner ring of the bearing, the base is arranged below the upper connecting rod, the lower connecting rod is fixedly installed on the top of the base, the limit block is fixedly installed on the bottom of the base and located on the left and right sides of the bearing, the motor is fixedly installed on the top of the base, the rotating shaft is fixedly installed on the output end of the motor, the first gear is fixedly installed on the outer surface of the upper connecting rod, and the second gear is fixedly installed on the bottom of the rotating shaft.

[0011] Preferably, the height adjustment unit includes a lower support column, an upper support column, a bolt and a nut, the lower support column is fixedly installed around the top of the base frame, the upper support column is slidably installed inside the lower support column, the bolt is threadedly connected to the lower support column and the upper support column, and the nut is threadedly connected to the outer surface of the bolt.

[0012] Preferably, a protective device is provided on the top of the pad, and the protective device includes a positioning block, a first connecting frame, a connecting block, a second bracket and a positioning rod, the positioning block is fixedly installed on the four sides of the top of the pad, the first connecting frame is installed on the front and rear ends of the top of the pad, the connecting block is fixedly installed on the left and right sides of the bottom of the first connecting frame, the second bracket is installed on the left and right ends of the top of the pad, and the positioning rod is fixedly installed on the front and rear ends of the bottom of the second bracket.

[0013] Preferably, the upper connecting rod is provided with an internal thread, the upper end of the lower connecting rod is provided with an external thread, and the upper end of the lower connecting rod is threadedly connected to the interior of the upper connecting rod. The lower connecting rod is threadedly connected to the upper connecting rod to move the lower connecting rod up and down, and the height of the shaking end of the base frame is adjusted to keep the base frame level.

[0014] Preferably, the lower connecting rod is provided with limit grooves on both sides thereof, the lower end of the limit block is installed inside the limit groove, and the limit block cooperates with the limit groove to limit the lower connecting rod to prevent the lower connecting rod from rotating with the upper connecting rod.

[0015] Preferably, the first gear and the second gear are meshed with each other, and the motor drives the rotating shaft to rotate, so that the second gear rotates, and when the second gear is meshed with the first gear, the first gear drives the upper connecting rod to rotate, thereby realizing horizontal adjustment of the base frame.

[0016] Preferably, positioning holes are provided at left and right ends of the first connecting frame, and positioning rods are inserted into the positioning holes, so as to facilitate installation of the second bracket on the left and right sides of the first connecting frame.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The construction engineering scaffold is provided with a horizontal adjustment unit. When the base plate shakes due to the uneven ground at the construction site, the motor is started to drive the rotating shaft to rotate. Under the meshing of the second gear and the first gear, the first gear drives the upper connecting rod to rotate around the inner ring of the bearing, and cooperates with the limit block to limit the lower connecting rod, so that the lower connecting rod is threadedly connected with the upper connecting rod, thereby moving the lower connecting rod up and down, and adjusting the height of the shaking end of the base frame to keep the base frame horizontal and avoid shaking of the base plate. This solves the problem raised in the background technology that during use, the scaffold shakes when supporting due to the uneven road surface at the construction site, which will cause the workers to lose their center of gravity and fall from the top of the scaffold, causing injuries to the workers.

[0019] 2. The construction engineering scaffolding is provided with a protection unit, the connection block at the bottom of the first connection frame is inserted into the positioning block, and then the positioning rod connected to the second bracket is inserted into the positioning hole provided in the first connection frame, the first connection frame and the second bracket are fixed, and the workers are protected by the first connection frame and the second connection frame to prevent the workers from falling, thereby further improving the safety of the workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a partial structural exploded view of the horizontal adjustment unit of the utility model;

[0022] Figure 3 It is a schematic diagram of the partial structure of the protective device of the utility model;

[0023] Figure 4 This is a structural breakdown diagram of the height adjustment unit of the utility model.

[0024] In the figure: 1, pad; 2, base; 301, bearing; 302, upper connecting rod; 303, base; 304, lower connecting rod; 305, limit block; 306, motor; 307, rotating shaft; 308, first gear; 309, second gear; 401, lower support column; 402, upper support column; 403, bolt; 404, nut; 501, positioning block; 502, first connecting frame; 503, connecting block; 504, second bracket; 505, positioning rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0027] Embodiment 1:

[0028] A construction engineering scaffold comprises a base plate 1 and a base frame 2. The base frame 2 is arranged below the base plate 1. An adjusting device is arranged at the bottom of the base plate 1.

[0029] The adjusting device comprises a horizontal adjusting unit and a height adjusting unit. The horizontal adjusting unit is arranged at the bottom of the base frame 2 , and the height adjusting unit is arranged between the pad 1 and the base frame 2 .

[0030] The horizontal adjustment unit includes a bearing 301, an upper connecting rod 302, a base 303, a lower connecting rod 304, a limit block 305, a motor 306, a rotating shaft 307, a first gear 308 and a second gear 309. The bearing 301 is fixedly installed around the bottom of the base frame 2, the upper connecting rod 302 is fixedly installed on the inner ring of the bearing 301, the upper connecting rod 302 is provided with an internal thread, the upper end of the lower connecting rod 304 is provided with an external thread, and the upper end of the lower connecting rod 304 is threadedly connected to the inside of the upper connecting rod 302. The lower connecting rod 304 is threadedly connected to the upper connecting rod 302 so that the lower connecting rod 304 moves up and down to adjust the height of the shaking end of the base frame 2 so that the base frame 2 remains horizontal. The base 303 is arranged below the upper connecting rod 302, the lower connecting rod 304 is fixedly installed on the top of the base 303, and limit slots are provided on the left and right sides of the lower connecting rod 304. The limit block 305 is installed at the lower end The limit block 305 cooperates with the limit slot to limit the lower connecting rod 304 to prevent the lower connecting rod 304 from rotating with the upper connecting rod 302 when the upper connecting rod 302 rotates. The limit block 305 is fixedly installed at the bottom of the base frame 2 and is located on the left and right sides of the bearing 301. The limit block 305 limits the movement of the lower connecting rod 304. The motor 306 is fixedly installed at the top of the base frame 2, and the rotating shaft 307 is fixedly installed at the output end of the motor 306. The first gear 308 is fixedly installed on the outer surface of the upper connecting rod 302, and the second gear 309 is fixedly installed at the bottom of the rotating shaft 307. The first gear 308 and the second gear 309 are meshed with each other. The rotating shaft 307 is driven by the motor 306 to rotate, so that the second gear 309 rotates. When the second gear 309 is meshed with the first gear 308, the first gear 308 drives the upper connecting rod 302 to rotate, thereby realizing the horizontal adjustment of the base frame 2.

[0031] The height adjustment unit includes a lower support column 401, an upper support column 402, a bolt 403 and a nut 404. The lower support column 401 is fixedly installed around the top of the base frame 2, and the upper support column 402 is slidably installed inside the lower support column 401. The top of the upper support column 402 is fixedly connected to the bottom of the pad 1. The upper support column 402 slides up and down along the inside of the lower support column 401, and then the upper support column 402 and the lower support column 401 are fixed with the bolt 403 and the nut 404, so as to realize the height adjustment of the pad 1. The bolt 403 is threadedly connected to the inside of the lower support column 401 and the upper support column 402, and the nut 404 is threadedly connected to the outer surface of the bolt 403.

[0032] Embodiment 2:

[0033] On the basis of Example 1: a protective device is arranged on the top of the pad 1, the protective device comprises a positioning block 501, a first connecting frame 502, a connecting block 503, a second bracket 504 and a positioning rod 505, the positioning block 501 is fixedly installed around the top of the pad 1, a connecting groove of the same size as the connecting block 503 is opened inside the positioning block 501, the first connecting frame 502 is conveniently installed on the top of the pad 1 through the connecting groove, the first connecting frame 502 is installed at the front and rear ends of the top of the pad 1, the left and right ends of the first connecting frame 502 are provided with positioning holes, the positioning rod 505 is inserted into the positioning holes, so as to facilitate the installation of the second bracket 504 on the left and right sides of the first connecting frame 502, the connecting block 503 is fixedly installed on the left and right sides of the bottom of the first connecting frame 502, the second bracket 504 is installed on the left and right ends of the top of the pad 1, and the positioning rod 505 is fixedly installed on the front and rear ends of the bottom of the second bracket 504.

[0034] When in use, the scaffold is moved to the desired position. When the ground of the construction site is uneven and causes the base plate 1 to shake, the motor 306 is started to drive the rotating shaft 307 to rotate. Under the meshing of the second gear 309 and the first gear 308, the first gear 308 drives the upper connecting rod 302 to rotate around the inner ring of the bearing 301, and cooperates with the limit block 305 to limit the lower connecting rod 304, so that the lower connecting rod 304 is threadedly connected with the upper connecting rod 302, so that the lower connecting rod 304 moves up and down, and the height of the shaking end of the base frame 2 is adjusted to keep the base frame 2 level to prevent the base plate 1 from shaking. When the height of the pad 1 needs to be adjusted, push the upper support column 402 upward to slide along the inside of the lower support column 401 to a suitable position, and then fix the lower support column 401 and the upper support column 402 through the bolts 403 and nuts 404. When the staff stands on the top of the pad 1, insert the connecting block 503 at the bottom of the first connecting frame 502 into the positioning block 501, and then insert the positioning rod 505 connected to the second bracket 504 into the positioning hole provided in the first connecting frame 502, fix the first connecting frame 502 and the second bracket 504, and further improve the safety of the staff.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A construction engineering scaffold, comprising a base plate (1) and a base frame (2), wherein the base frame (2) is arranged below the base plate (1), and is characterized in that: An adjusting device is provided at the bottom of the pad (1); The adjustment device comprises a horizontal adjustment unit and a height adjustment unit, wherein the horizontal adjustment unit is arranged at the bottom of the base frame (2), and the height adjustment unit is arranged between the pad (1) and the base frame (2); The horizontal adjustment unit comprises a bearing (301), an upper connecting rod (302), a base (303), a lower connecting rod (304), a limit block (305), a motor (306), a rotating shaft (307), a first gear (308) and a second gear (309), wherein the bearing (301) is fixedly mounted around the bottom of the base frame (2), the upper connecting rod (302) is fixedly mounted on the inner ring of the bearing (301), and the base (303) is arranged below the upper connecting rod (302). The lower connecting rod (304) is fixedly mounted on the top of the base (303), the limit block (305) is fixedly mounted on the bottom of the base frame (2) and is located on the left and right sides of the bearing (301), the motor (306) is fixedly mounted on the top of the base frame (2), the rotating shaft (307) is fixedly mounted on the output end of the motor (306), the first gear (308) is fixedly mounted on the outer surface of the upper connecting rod (302), and the second gear (309) is fixedly mounted on the bottom of the rotating shaft (307).

2. A construction engineering scaffold according to claim 1, characterized in that: The height adjustment unit comprises a lower support column (401), an upper support column (402), a bolt (403) and a nut (404); the lower support column (401) is fixedly installed around the top of the base frame (2); the upper support column (402) is slidably installed inside the lower support column (401); the bolt (403) is threadedly connected to the inside of the lower support column (401) and the upper support column (402); and the nut (404) is threadedly connected to the outer surface of the bolt (403).

3. A construction engineering scaffold according to claim 1, characterized in that: A protective device is provided on the top of the pad (1), and the protective device comprises a positioning block (501), a first connecting frame (502), a connecting block (503), a second bracket (504) and a positioning rod (505); the positioning block (501) is fixedly mounted on the four sides of the top of the pad (1); the first connecting frame (502) is mounted on the front and rear ends of the top of the pad (1); the connecting block (503) is fixedly mounted on the left and right sides of the bottom of the first connecting frame (502); the second bracket (504) is mounted on the left and right ends of the top of the pad (1); and the positioning rod (505) is fixedly mounted on the front and rear ends of the bottom of the second bracket (504).

4. A construction engineering scaffold according to claim 1, characterized in that: The upper connecting rod (302) is provided with an internal thread, the upper end of the lower connecting rod (304) is provided with an external thread, and the upper end of the lower connecting rod (304) is threadedly connected to the interior of the upper connecting rod (302).

5. A construction engineering scaffold according to claim 1, characterized in that: The lower connecting rod (304) is provided with limiting grooves on the left and right sides, and the lower end of the limiting block (305) is installed inside the limiting groove.

6. A construction engineering scaffold according to claim 1, characterized in that: The first gear (308) and the second gear (309) are meshed with each other.

7. A construction engineering scaffold according to claim 3, characterized in that: Positioning holes are provided at the left and right ends of the first connecting frame (502).

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