CN205035015U - Adjustable portable light section structure lifting device - Google Patents

Abstract

The utility model discloses an adjustable movable light steel structure hoisting tool, which belongs to the technical field of small steel structure construction; the existing tower cranes are relatively large, and it is wasteful to be used for the construction of small steel structures; the hoisting tool provided by the utility model Including the chassis, mobile trolley, and hoisting components, it meets the hoisting requirements of small steel structures and improves work efficiency.

Description

An adjustable mobile light steel structure hoisting tool

technical field

The utility model belongs to the field of small steel structure construction, and more specifically relates to an adjustable movable light steel structure hoisting tool.

Background technique

For the construction of small steel structures between 100 and 300kg, it is often impossible to meet the requirements only by manpower during the installation process. If tower cranes are used for installation, tower crane resources will often be wasted, and the gains outweigh the losses. Moreover, for some special construction areas, tower cranes cannot complete the corresponding hoisting operations.

In view of the above situation, the self-made adjustable mobile light steel structure hoisting tool can solve the above problems well. According to the adjustability of the device, the appropriate hoisting model can be selected according to different working conditions, which can not only meet the needs of the site, but also It can be reused to reduce the production cost.

Utility model content

Aiming at the problems existing in the prior art, what this application provides is an adjustable mobile light steel structure hoisting tool. Through the research and design of the overall structure of the hoisting tool, it can be installed in a more compact Structurally, the hoisting of small steel structures is realized, so it is especially suitable for the application occasions of small steel structure construction.

In order to achieve the above purpose, according to one aspect of the present invention, an adjustable mobile light steel structure hoisting tool is provided, which is characterized in that:

The tool includes: a chassis, a mobile trolley, and a lifting component;

The mobile trolley is installed at the bottom of the chassis, and the hoisting components are installed on the chassis through structural steel columns.

Preferably, the chassis is composed of structural steel beams (2) and two counterweight steel beams (8) to form a triangular frame.

Preferably, the hoisting member includes a rectangle formed by structural steel beams (4), load-bearing steel beams (3) and two cantilevered steel beams (5), and chain hoists installed at both ends of the load-bearing steel beams (3) ; The structural steel beam (4) is connected with the structural steel column.

Preferably, the mobile trolley includes: wheels (9), a jack (11) and an upper end plate (12); when the jack is raised, the wheels are on the ground, and the lifting tool is movable; when the jack is lowered , hoisting tools can implement hoisting operations.

Preferably, the structural steel column is formed by joining several identical standard sections (1) end to end, and the counterweight steel beam (8) is formed by joining several identical counterweight standard sections end to end; the structural steel The number of the standard section of the column and the standard section of the counterweight can be adjusted according to the requirement of hoisting performance.

In general, compared with the prior art, according to the above-mentioned technical concept of the present utility model, it mainly possesses the following technical advantages:

1. The single component of this device is relatively light, and can be completely assembled manually, and the on-site assembly is simple;

2. The device adopts a triangular structure to ensure the stability of its own structure. At the same time, by determining a surface based on three points, the device can well overcome the interference of factors such as unevenness of the site.

Description of drawings

Fig. 1 is a side view of the utility model device;

Fig. 2 is the top view of the utility model device, that is, the top view of the A-A direction in Fig. 1;

Fig. 3 is the side view of the B-B direction of Fig. 1 in the utility model device;

Fig. 4 is the schematic diagram of mobile dolly in the utility model device;

Fig. 5 is a schematic diagram of the load-bearing steel beam in the device of the present invention.

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute conflicts with each other.

As shown in Figures 1-3, a light steel structure lifting tool of the present invention is provided. The bottom of the lifting tool is formed in a triangular shape by structural steel beams 2 and two counterweight steel beams 8, wherein the structural steel beams 2 and the counterweight steel beam 8, the structural steel beam 2 and the counterweight steel beam 8 are respectively connected with the structural steel column by connecting plates and bolts, and the structural steel column is formed by superimposing several identical standard joints 1; At the corner formed by the two counterweight steel beams 8, the counterweight steel beams 8 are connected to the round pipe steel columns 10 by connecting plates and bolts;

A mobile trolley is installed in the middle of the structural steel beam 2, and a section of outstretched steel beam is welded on the back side of the circular tube steel column 10 for connecting the mobile trolley. According to the site conditions, the additional load of the circular tubular steel column 10 can be appropriately increased (that is, other objects are added to the 10, and the self-weight of the 10 is increased) to achieve the purpose of increasing the hoisting capacity;

The mobile trolley includes: wheels 9, jack 11 and upper end plate 12, wherein when the jack 11 rises, the wheels 9 can be grounded to move the hoisting tool; Hoisting operations of light steel structures;

The top standard sections 1 of the two structural steel columns are connected by structural steel beams 4, and the cantilevered steel beams 5 are respectively welded in the direction of 90 degrees between the two top standard sections 1 and the structural steel beams 4, and the cantilevered steel beams 5 are connected to the The two top standard sections 1 are respectively welded with the two ends of the T-shaped support 6 to form a triangle, and the load-bearing steel beam 3 is welded between the two cantilevered steel beams 5, and the two ends of the load-bearing steel beam 3 are respectively equipped with chain hoists 7.

The structural steel beam 2 and the structural steel beam 4 are preferably hot-rolled H-shaped steel, whose model is HN150×75×5×7, and whose length is 2500mm;

The counterweight standard section is hot-rolled H-shaped steel, the model is HW100×100×6×8, the length of the counterweight standard section is 1500mm, the end plates at both ends are t=10mm thick steel plates, the size is 100×100, and the counterweight standard pitch A hole of 26mm is opened at 50mm at both ends, avoiding the position of the web when opening the hole, and this hole is used for connection with the steel pipe column. The connection between the counterweight standard sections is a bolted connection;

The load-bearing steel beam 3 is a hot-rolled H-shaped steel, its model is HN150×75×5×7, and its length is 2500 mm. There are studs on the upper part of the steel beam. The height of the studs is 40 mm, and the distance between the studs is 50 mm. It is used to fix the chain hoist to avoid excessive sliding of the chain hoist on the steel beam during the hoisting process;

Standard section 1 (diameter of round pipe steel column is D=150mm, wall thickness t=10mm) is 750mm in length, and the upper and lower end plates are welded by round steel plates with thickness of t=12mm, and its diameter is D1=250mm. Connected by bolts.

Compared with the prior art, the utility model device has the following technical effects:

The single component of the device is relatively light, and can be completely assembled manually, and the on-site assembly is simple.

The device adopts a triangular structure to ensure the stability of its own structure. At the same time, by determining a surface based on three points, the device can well overcome the interference of factors such as unevenness of the site.

The device adopts chain hoists for hoisting, fully utilizes the labor-saving working principle of chain hoists, adjusts the length of two chain hoists and the relative distance between them, and can hoist light components at any angle.

The counterweight connecting plate of the device adopts a hinged form, which can conveniently and flexibly increase or decrease the counterweight standard section.

The device can be adjusted by adjusting the number of standard sections and counterweight standard sections to achieve the purpose of changing the hoisting performance of the device, and by adjusting the number of standard sections to achieve the purpose of adjusting the vertical lifting height; adjusting the number of counterweight standard sections to achieve the purpose of changing the device The purpose of lifting weight.

During the hoisting process of the device, the bottom end plate of the steel column should be in full contact with the ground, and the jack should be adjusted to separate the mobile trolley from the ground. When the device is hoisted and needs to be moved to other construction areas, use jacks to lift the main body of the device so that the sliding trolley contacts the ground, the bottom plate of the steel pipe column is separated from the ground, and the whole structure can be moved as a whole by pushing the mobile trolley, reducing repeated assembly And the number of disassembly, greatly improving its work efficiency.

Those skilled in the art can easily understand that the above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and modifications made within the spirit and principles of the utility model Improvements and the like should all be included within the protection scope of the present utility model.

Claims (3)

1. an adjustable mobile light section steel structure lifting device, is characterized in that:

Described instrument comprises: chassis, travelling car, lifting components;

Described travelling car is arranged on tray bottom, and described lifting components is arranged on described chassis by structure steel column;

Described chassis is by constructing girder steel (2) and two counterweight girder steels (8) form triangular framing;

Described lifting components comprises the rectangle be made up of structure girder steel (4) and load-bearing girder steel (3) and two cantilever steel girders (5), and is installed on the chain block (7) at load-bearing girder steel (3) two ends; Described structure girder steel (4) is connected with described structure steel column.

2. lifting device as claimed in claim 1, it is characterized in that, described travelling car comprises: wheel (9), jack (11) and upper end plate (12); When described jack (11) rises, described wheel (9) lands, and lifting device is removable, and when described jack (11) reduces, described lifting device can implement lifting operation.

3., as lifting device as described in one of in claim 1-2, it is characterized in that, described structure steel column saves (1) headtotail by some identical standards and forms, and described counterweight girder steel (8) is formed by some identical counterweight standard knot headtotails; The standard knot of described structure steel column and the quantity of described counterweight standard knot can adjust according to the needs of lifting performance.