Adjustable assembled gantry hoisting structure

Abstract

The utility model discloses an adjustable assembled gantry hoisting structure which comprises movable bases which are arranged in a left-right spaced mode, height adjusting devices are installed on the movable bases, the left end and the right end of a cross beam are connected with the height adjusting devices respectively, a crane is installed in the middle of the cross beam, a balance hoisting beam is hoisted on the crane, and the balance hoisting beam is connected with the movable bases. Each movable base comprises a bottom plate, a shell is fixed to the bottom plate, four universal bearing wheels are connected to the bottom of the bottom plate, the height adjusting device comprises a driving device installed in the shell, the upper end of an output component of the driving device is fixedly connected with a lower plate of the cross beam, and the lower end of the output component of the driving device is fixedly connected with the lower plate of the cross beam. And an output part of the driving device is connected with the inner wall of the shell through an up-and-down movement guide device. According to the gantry hoisting structure, the width and height of the gantry hoisting structure can be changed, so that the gantry hoisting structure can be applied to hoisting work in different scenes, and the applicability of the gantry hoisting structure is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gantry hoisting structure, especially to an adjustable assembled gantry hoisting structure. BACKGROUND

[0002] At present, the traditional gantry hoisting structure is usually fixed, and can only be used for specific engineering conditions and site requirements. However, with the diversification of engineering projects and the continuous change of requirements, the traditional fixed gantry hoisting structure needs to be customized designed according to each project, which not only increases the project cost, but also reduces the completion efficiency of the project. SUMMARY

[0003] The utility model aims at overcoming the defects of prior art, and provides an adjustable assembled gantry hoisting structure, which can be used under different conditions and improves the applicability of the gantry hoisting structure.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0005] The utility model relates to an adjustable assembled gantry hoisting structure, which comprises mobile bases arranged at intervals left and right, height adjusting devices are installed on each mobile base, the left and right ends of a horizontal beam arranged in the horizontal direction are connected with the movement output ends of the height adjusting devices arranged in the vertical direction respectively, a crane is installed in the middle of the horizontal beam, the crane can move left and right along the horizontal beam, a balance beam arranged in the horizontal direction is hung on the hook of the crane, a plurality of through holes are formed in the bottom of the balance beam, a lifting hook is connected through a lifting ring buckle at the through hole, and the hooks are symmetrically distributed about the center of the balance beam; each mobile base comprises a bottom plate, an outer shell is fixed on the bottom plate, and four universal load wheels are connected to the bottom of the bottom plate; the height adjusting device comprises a driving device installed in the outer shell, the upper end of the up-down movement output component of the driving device is fixedly connected with the lower plate of the horizontal beam, and the up-down movement output component of the driving device is connected with the inner wall of the outer shell through up-down movement guiding devices.

[0006] Compared with the prior art, the utility model has the advantages that:

[0007] The utility model can change the width and height of the gantry hoisting structure by disassembling, assembling and adjusting, so that the gantry hoisting structure can be applied to different scenes for hoisting work, and the applicability of the gantry hoisting structure is improved. BRIEF DESCRIPTION OF DRAWINGS

[0008] Figure 1 It is the overall structure diagram of the utility model adjustable assembled gantry hoisting structure;

[0009] Figure 2 Fig. 2 is a right side view of the mobile base in the device shown in Fig. 1; Figure 1 Fig. 3 is a right side sectional view of the mobile base in the device shown in Fig. 1;

[0010] Figure 3 Fig. 4 is a right side view of the height adjustment device in the device shown in Fig. 1; Figure 1 Fig. 5 is a structural diagram of the slider slot in the device shown in Fig. 1;

[0011] Figure 4 Fig. 6 is a front side view of the device shown in Fig. 1. Figure 1

[0012] Figure 5 Figure 1 DETAILED DESCRIPTION

[0013] The present application will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0014] As shown in the drawings, the present application is a kind of adjustable assembled gantry hoisting structure, comprising left and right interval arrangement mobile base 1, height adjustment device 2 is installed on each mobile base 1, one end of the horizontal direction setting crossbeam 3 is connected with the vertical direction setting height adjustment device 2 movement output respectively, the intermediate installation of crossbeam 3 has crane 4, the crane can move along the crossbeam left and right, the connection structure between the crane and crossbeam can use existing structure, such as can use the existing travelling device of travelling block wire rope electric hoist, see the travelling block CD1 / MD1 type wire rope electric hoist of Jiangsu Kailai hoisting machinery Co., Ltd., the hook of crane 4 is hung with the horizontal direction setting balance beam 5, the bottom of balance beam 5 is provided with a plurality of through holes, the hook can be connected through the hoisting ring buckle at the through hole, the hook is symmetrically distributed about the center of balance beam 5, so that the hoisted equipment keeps balance.

[0015] Each mobile base 1 includes a bottom plate 1-1, an outer shell 1-2 is fixed (such as can be welded) on the bottom plate 1-1, preferably, a rib plate 1-4 is welded between the outer wall of each side plate of the bottom plate 1-1 and the rectangular outer shell 1-2 for reinforcement, and four universal load wheels 1-5 are connected by bolts at the bottom of the bottom plate 1-1.

[0016] The height adjustment device 2 includes a driving device installed in the outer shell, the upper end of the up-down movement output component of the driving device is fixedly connected with the lower plate of the crossbeam. The up-down movement output component of the driving device is connected with the inner wall of the outer shell through up-down movement guide device.

[0017] ​​​As an embodiment of the utility model, the driving device is hydraulic device 2-1, the cylinder body of hydraulic device 2-1 is connected on base plate 1-1 by bolt, the extension rod of hydraulic device 2-1 arranged in vertical direction is used as up-down movement output component, the upper portion of up-down movement output component is connected with lower connecting plate 2-2 arranged in horizontal direction by bolt, steel column 2-3 is welded on lower connecting plate 2-2, upper connecting plate 2-7 arranged in horizontal direction is welded on the upper portion of steel column 2-3, inclined brace 2-5 is welded on the upper portion of the side of steel column 2-3, and inclined brace connecting plate 2-6 is welded on the upper portion of inclined brace 2-5. Inclined brace connecting plate and upper connecting plate 2-7 are fixedly connected with crossbeam lower plate. The driving device can also adopt linear motor structure.

[0018] The up-down movement guiding device comprises a sliding groove 1-3 fixedly connected (for example, by bolt) to the inner wall of the shell 1-2, and the sliding groove 1-3 is symmetrically distributed in front and back. A sliding block 2-4 is connected to the steel column 2-3 at a position corresponding to each sliding groove. The sliding block 2-4 is slidably connected to the sliding groove 1-3. Of course, the up-down movement guiding device can also adopt a guide rod structure.

[0019] The left and right ends of the crossbeam 3 are side I-shaped steel 3-1. At least one general I-shaped steel 3-3 is connected between the side I-shaped steels. A connecting plate 3-2 is arranged at the connecting end portions between the general I-shaped steels and between the general I-shaped steel and the side I-shaped steel. The connecting plate is connected to the general I-shaped steel and the side I-shaped steel by bolts. The lower plate of the side I-shaped steel 3-1 is connected to the upper connecting plate 2-7 and the inclined brace connecting plate 2-6 by bolts.

[0020] The working principle is as follows:

[0021] First, install the mobile base 1 and the height adjusting device 2, then install the two side I-shaped steels 3-1 on the height adjusting device 2, then determine the required length and height of the gantry hoisting structure crossbeam 3 according to the working conditions, select how many general I-shaped steels 3-3 to assemble, then use the connecting plate 3 to splice the multiple general I-shaped steels 3-3 together and connect them to the side I-shaped steels 3-1, then use the hydraulic device 2-1 to adjust the overall height to the required height, install the crane 4 on the crossbeam 3, install the balance beam 5 on the hook of the crane 4, and symmetrically install hooks at appropriate positions of the balance beam 5 according to the actual situation. After that, the hoisting work can be carried out. When the working conditions change, the length of the crossbeam 3 is adjusted by disassembling and splicing the general I-shaped steels 3-3, and the overall height is adjusted by adjusting the hydraulic device 2-1, so that the gantry hoisting structure is detachable and adjustable, and the applicability of the gantry hoisting structure is improved.

Claims

1. An adjustable assembled gantry hoisting structure, characterized by: The invention comprises a movable base (1) arranged at intervals on the left and right, a height adjustment device (2) being installed on each of the movable bases, a horizontally arranged beam (3) having its left and right ends respectively connected to the motion output ends of the height adjustment device arranged in the vertical direction, a crane (4) being installed in the middle of the beam (3), the crane being able to move left and right along the beam, a horizontally arranged balancing beam (5) being hung on the hook of the crane (4), a plurality of through holes being opened at the bottom of the balancing beam (5), and a lifting device (5) being lifted up through the through holes. The heavy lifting ring is connected to the hook, and the hook is symmetrically distributed about the center of the balance beam (5); each of the mobile bases includes a base plate (1-1), a shell (1-2) is fixed on the base plate, and four universal load-bearing wheels (1-5) are connected to the bottom of the base plate; the height adjustment device (2) includes a driving device installed in the shell, the upper end of the up-and-down motion output component of the driving device is fixedly connected to the lower plate of the beam, and the up-and-down motion output component of the driving device is connected to the inner wall of the shell through an up-and-down motion guide device.

2. The adjustable gantry hoisting structure according to claim 1, characterized in that: The driving device is a hydraulic device (2-1), the cylinder of the hydraulic device is connected to the bottom plate by bolts, the extension rod of the hydraulic device arranged in the vertical direction serves as an up-and-down motion output component, the upper part of the up-and-down motion output component is connected to a lower connecting plate (2-2) arranged in the horizontal direction by bolts, a steel column (2-3) is welded to the lower connecting plate, an upper connecting plate (2-7) arranged in the horizontal direction is welded to the upper part of the steel column, a diagonal brace (2-5) is welded to the upper part of the side of the steel column, and a diagonal brace connecting plate (2-6) is welded to the upper part of the diagonal brace, the diagonal brace connecting plate and the upper connecting plate are fixedly connected to the lower plate of the crossbeam, and the left and right ends of the crossbeam (3) are side I-beams (3-1). At least one universal I-beam (3-3) is connected between the side I-beams, and a connecting plate (3-2) is connected between the universal I-beams and at the connecting ends between the universal I-beams and the side I-beams. The connecting plate is connected to the universal I-beams and the side I-beams by bolts, and the lower plate of the side I-beam is connected to the upper connecting plate (2-7) and the diagonal bracing connecting plate (2-6) by bolts. The up-and-down moving guide device includes a slide groove (1-3) fixedly connected to the inner wall of the shell (1-2), and the slide grooves (1-3) are symmetrically distributed front to back. A slider (2-4) is connected to the steel column (2-3) at a position corresponding to each slide groove, and the slider is connected to the slide groove for up-and-down sliding.

3. The adjustable gantry hoisting structure according to claim 2, characterized in that: The left and right ends of the crossbeam (3) are side I-beams (3-1), at least one universal I-beam (3-3) is connected between the side I-beams, connecting plates (3-2) are provided at the connecting ends between the universal I-beams and between the universal I-beams and the side I-beams, the connecting plates are connected to the universal I-beams and the side I-beams by bolts, and the lower plates of the side I-beams are connected to the upper connecting plates and the diagonal bracing connecting plates by bolts.

4. The adjustable assembled gantry hoisting structure according to claim 2, characterized in that: A rib plate (1-4) is welded between the bottom plate and the outer wall of the shell (1-2).

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