CN212154087U

CN212154087U - Aerial work platform device

Info

Publication number: CN212154087U
Application number: CN201921927946.7U
Authority: CN
Inventors: 贾成一; 杨雪虎; 杜泽鹏; 马勇; 赛音那
Original assignee: China Second Metallurgy Group Co Ltd
Current assignee: China Second Metallurgy Group Co Ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-12-15
Anticipated expiration: 2029-11-08

Abstract

The utility model relates to an aerial work platform device, which comprises a bracket main body, a hook mechanism and a sliding mechanism; the bracket main body is of a square frame structure, two struts at the front end of the bracket main body are connected with connecting rods, and a bottom plate is arranged at the bottom of the bracket main body; the lifting hook mechanism comprises two groups of main lifting hook components and one group of auxiliary lifting hook components, the main lifting hook components are arranged at the upper ends of the two pillars at the front end of the support main body, and the auxiliary lifting hook components are connected to the connecting rod; the main lifting hook component comprises a fixed plate connected with the upper ends of the two support columns at the front end, a screw arranged on the fixed plate, and a sliding mechanism, a lifting hook and a nut which are sleeved on the screw; the auxiliary lifting hook assembly comprises a sliding block, a screw rod arranged on the sliding block, a lifting hook and a nut which are sleeved on the screw rod; the sliding block is sleeved on the connecting rod; the upper end of the C-shaped lifting hook is sleeved on the screw rod, a thread is processed on a vertical rod of the C-shaped lifting hook, and a sliding mechanism is sleeved on the vertical rod of the lifting hook on the main lifting hook component; the sliding mechanism comprises a connecting sleeve and a pulley, and the pulley is connected to the middle of the connecting sleeve.

Description

Aerial work platform device

Technical Field

The utility model relates to an aerial working platform device belongs to building engineering construction field.

Background

The frame of the high-rise building adopts a steel frame structure at present, the welding quality of steel structures such as beam columns and the like is very important in the installation process of the high-rise steel structure, and whether tools and methods adopted by welding are safe, simple and convenient is directly related to the quality of engineering. Therefore, how to ensure an important link in the steel structure construction process during safe operation.

In the prior art, a hanging basket scaffold is usually used or an aerial work platform device is used for operation, but the hanging basket scaffold is large in workload, time-consuming and labor-consuming, and safety accidents are easy to occur when the hanging basket scaffold is erected. In addition, the basket scaffold is not suitable for the work of the high-altitude steel structure due to the complexity of the steel structure.

Although the aerial work platform device in the prior art can solve the adverse conditions caused by a hanging basket scaffold, after construction of one node where a steel beam is connected with a column is completed, the aerial work platform device needs to be manually carried or moved to another node where the steel beam is connected with the column by a crane for operation, the aerial work platform device is manually carried, the potential safety hazard is large, and the construction cost is increased if the crane is used for moving the aerial work platform device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is not enough to prior art, provide an easy operation, convenient to use's an aerial working platform device.

The utility model discloses the technical scheme who adopts:

the utility model relates to an aerial work platform device, which comprises a bracket main body, a hook mechanism fixedly connected with the bracket main body and a sliding mechanism convenient for the displacement of the device; the support main body comprises two pillars which are arranged at the front end in a front-back, left-right and opposite parallel mode and two stand columns which are arranged at the rear end in a parallel mode, a square frame structure is formed by enclosing the pillars and the stand columns through a plurality of cross rods respectively, the upper ends of the pillars are connected into a whole through connecting rods, and a bottom plate is installed at the bottom of the support main body; the lifting hook mechanism comprises two groups of main lifting hook components and one group of auxiliary lifting hook components, the main lifting hook components are respectively and symmetrically connected to the upper end of the strut, and the auxiliary lifting hook components are connected to the connecting rod; each group of main lifting hook assemblies comprises a fixed plate, a screw rod connected to the fixed plate through a bolt, and a sliding mechanism, a lifting hook and a nut which are sequentially sleeved on the screw rod in the direction close to the fixed plate, wherein the screw rod is provided with a thread in a through length mode, one end of the screw rod, connected with the fixed plate, is processed into a square flat shape, a bolt hole is formed in the square flat shape, and the fixed plate is welded at the upper end of the strut; the auxiliary lifting hook assembly comprises a sliding block, a screw rod welded on the sliding block, a lifting hook and a nut which are sequentially sleeved on the screw rod in the direction close to the sliding block; the sliding block is sleeved on the connecting rod; the lifting hook is C-shaped, the upper end of the lifting hook is sleeved on the screw rod, threads are machined on a vertical rod of the lifting hook, and a sliding mechanism is sleeved on the vertical rod of the lifting hook on each group of main lifting hook assemblies; the sliding mechanism comprises a connecting sleeve and a pulley, and the pulley is welded in the middle of the connecting sleeve; the connecting sleeve is internally provided with a screw thread matched with a screw rod connected with the connecting sleeve or a vertical rod of a lifting hook, and the nut is in threaded connection with the screw rod.

In order to achieve better technical effects, further technical improvements include that the connecting rod and the sliding block are steel pipes, and the sliding block can slide on the connecting rod.

In order to achieve better technical effects, a further technical improvement comprises that the height of the two support columns which are arranged in parallel at the front end is higher than that of the two upright columns which are arranged in parallel at the rear end.

In order to obtain better technical effect, the further technical improvement also comprises that the top end of the strut and the top end of the upright post are fixedly connected through a diagonal draw bar.

The utility model discloses a beneficial positive effect:

the utility model discloses simple structure, simple structure and installation are convenient, the commonality is strong, convenient operation, adopt neotype structural design, install the support main part on the girder steel through the lifting hook subassembly, be applicable to not unidimensional girder steel, and light firm, not only safe but also conveniently carry, only need the manual work to push away it or pull to the position of being under construction simultaneously when the device shifts, need not artifical transport or adopt the crane to hang the construction position, reduced operation risk and hoist and mount expense, the efficiency of construction is high, construction cost is low.

Drawings

FIG. 1: the structure of the utility model is schematically illustrated

FIG. 2: the utility model discloses schematic diagram during aversion

FIG. 3: the utility model discloses the screw rod is connected the schematic diagram with the fixed plate

Detailed Description

The first embodiment is as follows: referring to fig. 1, 2 and 3, the utility model relates to an aerial work platform device, which comprises a bracket main body 1, a hook mechanism fixedly connected with the bracket main body 1, and a sliding mechanism 8 convenient for the displacement of the device; the support main body 1 comprises two pillars 2 which are arranged at the front end in a front-back, left-right and opposite parallel manner and two upright posts 4 which are arranged at the rear end in a parallel manner, the pillars 2 and the upright posts 4 are respectively enclosed into a square frame structure through a plurality of cross rods 3, the upper ends of the pillars 2 are connected into a whole through connecting rods 6, and a bottom plate is arranged at the bottom of the support main body 1; the lifting hook mechanism comprises two groups of main lifting hook components 13 and one group of auxiliary lifting hook components 14, the main lifting hook components 13 are respectively and symmetrically connected to the upper end of the strut 2, and the auxiliary lifting hook components 14 are connected to the connecting rod 6; each group of main hook assemblies 13 comprises a fixed plate 17, a screw 12 connected to the fixed plate 17 through a bolt 15, and a sliding mechanism 8, a hook 16 and a nut 11 which are sequentially sleeved on the screw 12 in the direction close to the fixed plate 17, wherein the screw 12 is provided with a thread in a through manner, one end of the screw connected with the fixed plate 17 is processed into a square flat shape and provided with a bolt hole, and the fixed plate 17 is welded at the upper end of the pillar 2; the auxiliary hook assembly 14 comprises a sliding block 7, a screw rod 12 welded on the sliding block 7, and a hook 16 and a nut 11 which are sequentially sleeved on the screw rod 12 in the direction close to the sliding block 7; the sliding block 7 is sleeved on the connecting rod 6; the lifting hook 16 is C-shaped, the upper end of the lifting hook 16 is sleeved on the screw 12, threads are processed on the vertical rod of the lifting hook 16, and the vertical rod of the lifting hook 16 on each group of main lifting hook assemblies 13 is sleeved with the sliding mechanism 8; the sliding mechanism 8 comprises a connecting sleeve 9 and a pulley 10, and the pulley 10 is welded in the middle of the connecting sleeve 9; the connecting sleeve 9 is internally provided with a screw 12 connected with the connecting sleeve or a thread matched with a vertical rod of a lifting hook 16, and the nut 11 is in threaded connection with the screw 12.

The connecting rod 6 and the sliding block 7 are steel pipes, and the sliding block 7 can slide on the connecting rod 6.

Two parallel arrangement in support main part 1 are higher than two stands 4 of parallel arrangement at the rear end according to the height of pillar 2, the top of pillar 2 with the top of stand 4 all is connected fixedly through diagonal draw bar 5.

During construction, the connecting sleeve 9 is rotated to ensure that the pulley 10 is not contacted with a steel beam after the device is hung on the steel beam, then the device is placed on the steel beam by a crane, the steel beam is hooked by the hooks 16 on the two groups of main hook components 13 and the hooks 16 are locked on the steel beam by the nuts 11, finally an operator carries out operation of connecting a joint of the steel beam and a column from the upper part and the lower part of the steel beam to the aerial work platform device, when the construction of the joint is finished, the operator moves the device from the device to the steel beam, when the device needs to be moved to the other joint of the steel beam and the column for operation, the auxiliary hook component 14 is firstly moved to the middle position of the two groups of main hook components 13, the steel beam is hooked by the hooks 16 on the auxiliary hook component 14 and the hooks 16 are locked on the steel beam by the nuts 11; then loosening the nut 11 on the main hook component 13 on one side, rotating the connecting sleeve 9 connected to the lifting hook 16 and the screw 12 on the main hook component 13 to enable the pulley 10 connected with the main hook component to be vertically contacted with the side surface and the top surface of the flange plate on the steel beam respectively, and then locking the nut 11 on the main hook component 13; then loosening the nut 11 on the main hook component 13 on the other side, rotating the connecting sleeve 9 connected to the lifting hook 16 and the screw 12 on the main hook component 13 to enable the pulley 10 connected with the main hook component to be vertically contacted with the side surface and the top surface of the flange plate on the steel beam respectively, and then locking the nut 11 on the main hook component 13; finally, loosening the nut 11 on the auxiliary hook component 14, and just separating the hook 16 on the auxiliary hook component 14 from being in contact with the steel beam; after the work is finished, the operator can easily pull the device to the required working position.

Claims

1. An aerial work platform device is characterized in that: comprises a bracket main body (1), a hook mechanism fixedly connected with the bracket main body (1), and a sliding mechanism (8) convenient for the displacement of the device; the support main body (1) comprises two pillars (2) which are arranged at the front end in a front-back, left-right and opposite parallel manner and two upright posts (4) which are arranged at the rear end in a parallel manner, the pillars (2) and the upright posts (4) are respectively surrounded into a square frame structure through a plurality of cross rods (3), the upper ends of the pillars (2) are connected into a whole through connecting rods (6), and a bottom plate is arranged at the bottom of the support main body (1); the lifting hook mechanism comprises two groups of main lifting hook components (13) and one group of auxiliary lifting hook components (14), the main lifting hook components (13) are respectively and symmetrically connected to the upper end of the strut (2), and the auxiliary lifting hook components (14) are connected to the connecting rod (6); each group of main hook assemblies (13) comprises a fixing plate (17), a screw rod (12) connected onto the fixing plate (17) through a bolt (15), a sliding mechanism (8), a hook (16) and a nut (11) which are sequentially sleeved on the screw rod (12) in a direction close to the fixing plate (17), threads are machined on the screw rod (12) in a through-long mode, a square flat shape is machined at one end, connected with the fixing plate (17), of the screw rod, a bolt hole is formed in the end, and the fixing plate (17) is welded to the upper end of the strut (2); the auxiliary lifting hook assembly (14) comprises a sliding block (7), a screw rod (12) welded on the sliding block (7), a lifting hook (16) and a nut (11) which are sequentially sleeved on the screw rod (12) in the direction close to the sliding block (7); the sliding block (7) is sleeved on the connecting rod (6); the lifting hook (16) is C-shaped, the upper end of the lifting hook (16) is sleeved on the screw rod (12), threads are processed on the vertical rod of the lifting hook (16), and a sliding mechanism (8) is sleeved on the vertical rod of the lifting hook (16) on each group of main lifting hook assemblies (13); the sliding mechanism (8) comprises a connecting sleeve (9) and a pulley (10), and the pulley (10) is welded in the middle of the connecting sleeve (9); the connecting sleeve (9) is internally provided with a screw rod (12) connected with the connecting sleeve or a thread matched with a vertical rod of a lifting hook (16), and the nut (11) is in threaded connection with the screw rod (12).

2. An aerial work platform assembly as defined in claim 1 wherein: the height of two support columns (2) arranged at the front end in parallel in the support main body (1) is higher than the height of two upright columns (4) arranged at the rear end in parallel.

3. An aerial work platform assembly as defined in claim 2 wherein: the top ends of the pillars (2) and the top ends of the upright posts (4) are fixedly connected through diagonal draw bars (5).

4. An aerial work platform assembly as claimed in any one of claims 1 to 3 wherein: the connecting rod (6) and the sliding block (7) are steel pipes, and the sliding block (7) can slide on the connecting rod (6).