Auxiliary loading and unloading device for steel structure

Abstract

The utility model discloses a steel structure auxiliary loading and unloading device which comprises a motor vehicle, a conveying assembly, a gantry lifting assembly and a clamping assembly, the conveying assembly is obliquely arranged on the motor vehicle, the conveying assembly comprises a bottom plate, idler wheels are rotatably connected to the bottom plate, the gantry lifting assembly is movably connected to the bottom plate, and the clamping assembly is movably connected to the gantry lifting assembly. The gantry lifting assembly comprises a gantry frame, the holding and clamping assembly is movably connected to the gantry frame, the holding and clamping assembly comprises a holding and clamping transverse plate, pneumatic fingers are arranged on the holding and clamping transverse plate, the pneumatic fingers are provided with clamping jaws, the labor intensity of constructors can be reduced, efficiency can be improved, and construction safety can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary loading and unloading of steel structures, in particular to an auxiliary loading and unloading device for steel structures. Background Art

[0002] Steel structure is a structure made of steel materials. It is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel sections and steel plates, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, and galvanizing. The components or parts are usually connected by welds, bolts or rivets. When construction workers transport the steel structure, the steel structure needs to be loaded or unloaded after arriving at the destination. Usually, the steel structure is loaded and unloaded by crane, but some places are narrow and the crane cannot enter. At this time, manual loading and unloading of the steel structure is required, resulting in waste of manpower, low efficiency, and certain safety hazards. Utility Model Content

[0003] In view of the above-mentioned prior art, the utility model provides a steel structure auxiliary loading and unloading device, which can reduce the labor intensity of construction workers, improve efficiency and enhance construction safety.

[0004] To achieve the above purpose, the technical solution of the embodiment of the utility model is implemented as follows:

[0005] A steel structure auxiliary loading and unloading device includes a power vehicle, a conveying assembly, a gantry lifting assembly and a clamping assembly, wherein the conveying assembly is tilted on the power vehicle, the conveying assembly includes a base plate, and rollers are rotatably connected to the base plate. The gantry lifting assembly is movably connected to the base plate, the gantry lifting assembly includes a gantry, and the clamping assembly is movably connected to the gantry. The clamping assembly includes a clamping cross plate, and pneumatic fingers are provided on the clamping cross plate, and the pneumatic fingers are provided with clamping claws.

[0006] Furthermore, the base plate is provided with a slide rail, a matching slider is provided on the slide rail, the gantry lifting assembly is connected to the slider, the base plate is provided with a first motor, the first motor is provided with a first driving sprocket, the base plate is provided with a first driven sprocket, the first driving sprocket and the first driven sprocket are matched and connected by a first chain, and the slider is connected to the first chain.

[0007] Furthermore, the gantry is provided with a second motor, the second motor is provided with a driving shaft, the driving shaft is provided with a second driving sprocket, the gantry is provided with a second driven sprocket, the second driving sprocket and the second driven sprocket are connected by a second chain, and the clamping cross plate is connected to the second chain.

[0008] Furthermore, the power vehicle is rotatably connected to a worm, the power vehicle is rotatably connected to a worm wheel that cooperates with the worm, and the worm wheel is fixedly connected to the base plate.

[0009] Furthermore, the worm is provided with a disc handle, and the disc handle is connected to the worm by plugging and pulling.

[0010] Furthermore, the power vehicle is hinged with a first connecting rod, the first connecting rod is connected to a second connecting rod, and the second connecting rod is hinged on the base plate.

[0011] Furthermore, the first connecting rod is provided with a plum blossom handle bolt, and the plum blossom handle bolt penetrates and is connected to the first connecting rod and the second connecting rod.

[0012] Furthermore, the power vehicle is provided with a storage slot.

[0013] Furthermore, the worm is provided with a pentagonal prism, and the disc handle is provided with a pentagonal groove matching with the pentagonal prism.

[0014] The beneficial effects of the utility model are: it is convenient for construction workers to load and unload the steel structure. The steel structure is transported by the conveying assembly, the rollers can reduce friction, the steel structure is clamped by the clamping assembly and then loaded and unloaded by the conveying assembly, which saves manpower and reduces labor intensity. The gantry lifting assembly can lift the tail of the steel structure so that the steel structure can be transported horizontally to the transport vehicle, thereby improving construction safety and work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a steel structure auxiliary loading and unloading device in an embodiment of the present application;

[0016] Figure 2 This is a schematic diagram of steel structure loading and unloading in the embodiment of this application;

[0017] Figure 3 This is a schematic diagram of the structure of a steel structure auxiliary loading and unloading device in an embodiment of the present application;

[0018] Figure 4 This is a schematic diagram of a steel structure auxiliary loading and unloading device in an embodiment of the present application;

[0019] Figure 5 This is a cross-sectional schematic diagram of an embodiment of the present application;

[0020] Figure 6 This is a partial cross-sectional schematic diagram of a disc handle in an embodiment of the present application;

[0021] Description of Figure Numbers:

[0022] 1 power vehicle, 2 conveying assembly, 3 gantry lifting assembly, 4 clamping assembly, 5 bottom plate, 6 roller, 7 gantry, 8 clamping cross plate, 9 pneumatic finger, 10 clamping claw, 11 slide rail, 12 slider, 13 first motor, 14 first driving sprocket, 15 first driven sprocket, 16 first chain, 17 second motor, 18 driving shaft, 19 second driving sprocket, 20 second driven sprocket, 21 second chain, 22 worm, 23 worm wheel, 24 disc handle, 25 first connecting rod, 26 second connecting rod, 27 plum blossom handle bolt, 28 storage groove, 29 pentagonal prism, 30 pentagonal groove, 31 steel structure, 32 transport vehicle. DETAILED DESCRIPTION

[0023] The technical solution of the utility model is further elaborated in detail below in conjunction with the drawings and specific embodiments of the specification. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of the utility model. The terms used herein in the specification of the utility model are only for the purpose of describing specific embodiments and are not intended to limit the utility model. In the following description, the expression "some embodiments" is involved, which describes a subset of all possible embodiments, but it should be understood that "some embodiments" can be the same subset or different subsets of all possible embodiments, and can be combined with each other without conflict.

[0024] It should also be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "inside", "outside", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0025] Example 1

[0026] Refer to the attached Figure 1-6The present application provides a steel structure auxiliary loading and unloading device, including a power car 1, a conveying component 2, a gantry lifting component 3 and a clamping component 4. The power car 1 is used for carrying and moving. When loading and unloading a steel structure 31, the power car 1 is moved laterally along the transport vehicle 32 to change the loading and unloading position of the steel structure 31. The conveying component 2 is tilted on the power car 1 so that the height of the connection position between the end of the conveying component 2 and the tail of the transport vehicle 32 is appropriate, which facilitates the unloading or loading of the steel structure 31 from the transport vehicle 32. The conveying component 2 includes a bottom plate 5, and a roller 6 is rotatably connected to the bottom plate 5. A plurality of the rollers 6 are arranged in a row and installed on the bottom plate 5. The steel structure 31 transmits the reduced friction through the roller 6, the gantry lifting assembly 3 is movably connected to the bottom plate 5, the gantry lifting assembly 3 reciprocates along the direction in which the rollers 6 are arranged, the gantry lifting assembly 3 includes a gantry 7, the clamping assembly 4 is movably connected to the gantry 7 along the longitudinal direction of the gantry 7, the clamping assembly 4 can reciprocate along the longitudinal direction of the gantry 7, the clamping assembly 4 includes a clamping cross plate 8, the clamping cross plate 8 is provided with a pneumatic finger 9, the pneumatic finger 9 is provided with a clamping claw 10, the pneumatic finger 9 drives the clamping claw 10 to clamp the steel structure 31, when working, first the steel structure The steel structure 31 is partially placed on the rows of rollers 6, and then the pneumatic fingers 9 are opened, the gantry lifting assembly 3 descends to move the pneumatic fingers 9 down to the steel structure 31, the pneumatic fingers 9 are closed to clamp the head of the steel structure 31, and then the gantry lifting assembly 3 moves along the direction of arrangement of the rollers 6 to drag the steel structure 31 onto the conveying assembly 2, and then the pneumatic fingers 9 are opened to open the steel structure 31, and then the gantry lifting assembly 3 moves back along the direction of arrangement of the rollers 6, and then the pneumatic fingers 9 are closed again to clamp the tail of the steel structure 31, and then the gantry lifting assembly 3 rises along the longitudinal direction of the gantry 7 to The steel structure 31 is lifted to a horizontal level, and then the gantry lifting assembly 3 moves along the arrangement direction of the rollers 6 to drag the steel structure 31 onto the transport vehicle, thereby realizing auxiliary loading and unloading of the steel structure 31. The utility model is convenient for construction personnel to load and unload the steel structure 31. The steel structure 31 is transported by the conveying assembly 2, and the rollers 6 can reduce the friction. The steel structure 31 is clamped by the clamping assembly 4 and then driven by the conveying assembly 2 for loading and unloading, thereby saving manpower and reducing labor intensity. The gantry lifting assembly 3 can lift the tail of the steel structure 31, so that the steel structure 31 is horizontally transported to the transport vehicle 32, thereby improving construction safety and work efficiency and reducing labor costs.

[0027] Specifically, the base plate 5 is provided with a slide rail 11, and a matching slider 12 is provided on the slide rail 11. The gantry lifting assembly 3 is connected to the slider 12. The base plate 5 is provided with a first motor 13, and the first motor 13 is provided with a first driving sprocket 14. The base plate 5 is provided with a first driven sprocket 15. The first driving sprocket 14 and the first driven sprocket 15 are matched and connected by a first chain 16. The slider 12 is connected to the first chain 16. The first motor 13 provides power to drive the first driving sprocket 14 to rotate, and then the first driven sprocket 15 and the first chain 16 cooperate to achieve the reciprocating movement of the gantry lifting assembly 3 along the arrangement direction of the rollers 6. The slide rail 11 and the slider 12 are matched, the structural accuracy, small friction, high transmission efficiency, and the sprocket chain transmission have the advantages of simple structure, economy, convenient maintenance, etc., which are suitable for popularization and application.

[0028] Specifically, the gantry 7 is provided with a second motor 17, and the second motor 17 is provided with a driving shaft 18, and the driving shaft 18 is rotatably connected to the gantry 7. A second driving sprocket 19 is provided at each end of the driving shaft 18. The lower part of the gantry 7 is provided with two second driven sprockets 20, and a second driving sprocket 19 and a second driven sprocket 20 are connected by a second chain 21 to form two sets of sprocket chain transmission structures. The clamping cross plate 8 spans two second chains 21 and is fixedly connected to the second chain 21, and is transmitted through the two sets of sprocket chain structures. When working, the second motor 17 is started to drive the driving shaft 18 to rotate, and then drive the second driving sprocket 19 to rotate, and then through the cooperation of the second driven sprocket 20 and the second chain 21, the clamping assembly 4 is reciprocated along the longitudinal direction of the gantry 7. The structure is simple and practical, stable, easy to maintain, has good load capacity, improves the safety factor of construction, and is suitable for popularization and application.

[0029] Example 2

[0030] Refer to the attached Figure 1-6 The difference between this embodiment and embodiment 1 is that the power vehicle 1 is rotatably connected to a worm 22, and the power vehicle 1 is rotatably connected to a worm wheel 23 that cooperates with the worm 22, and the worm wheel 23 is fixedly connected to the base plate 5. The worm 22 is rotated to drive the worm wheel 23 to rotate, and the cooperation between the worm 22 and the worm wheel 23 can adjust the inclination angle of the base plate 5. The self-locking function is realized through the worm gear structure transmission, so that when there is no output at the worm 22 end, the worm wheel 23 end will not rotate even if it is loaded, thereby realizing the fixation of the base plate 5 after the inclined setting, with a compact structure, a large transmission ratio, and a smooth transmission.

[0031] Specifically, the worm 22 is provided with a disc handle 24, and the disc handle 24 is connected to the worm 22 by plugging and unplugging. One end of the worm 22 is provided with a pentagonal prism 29, and the disc handle 24 is provided with a pentagonal groove 30 that cooperates with the pentagonal prism 29. The disc handle 24 has a large transmission force through the cooperation between the pentagonal prism 29 and the pentagonal groove 30, and can be quickly plugged and unplugged to the worm 22, and can be pulled out and stored when not in use to avoid damage during work.

[0032] Specifically, the power vehicle 1 is hinged with a first connecting rod 25, the first connecting rod 25 is connected to a second connecting rod 26, and the second connecting rod 26 is hinged on the base plate 5. The first connecting rod 25 and the second connecting rod 26 cooperate to further support the inclined base plate 5, thereby improving safety and relieving pressure on the worm wheel 23 and the worm 22.

[0033] Specifically, the first connecting rod 25 is provided with a plum blossom handle bolt 27, and the plum blossom handle bolt 27 is connected through the first connecting rod 25 and the second connecting rod 26. The first connecting rod 25 and the second connecting rod 26 are locked and connected by the plum blossom handle bolt 27, so that the first connecting rod 25 and the second connecting rod 26 can be fixed at any time when they are in a suitable position. The structure is simple and easy to operate.

[0034] Specifically, the power vehicle 1 is provided with a storage slot 28. After the use of the utility model, the first connecting rod 25 and the second connecting rod 26 can be folded and stored through the storage slot 28 for easy storage and transportation, thereby saving space.

[0035] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. The protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A steel structure auxiliary loading and unloading device, characterized in that: It includes a power vehicle, a conveying component, a gantry lifting component and a clamping component. The conveying component is tilted on the power vehicle, the conveying component includes a base plate, and rollers are rotatably connected to the base plate. The gantry lifting component is movably connected to the base plate. The gantry lifting component includes a gantry frame, and the clamping component is movably connected to the gantry frame. The clamping component includes a clamping cross plate, and pneumatic fingers are provided on the clamping cross plate, and the pneumatic fingers are provided with clamping claws.

2. The steel structure auxiliary loading and unloading device according to claim 1, characterized in that: The base plate is provided with a slide rail, a matching slider is provided on the slide rail, the gantry lifting assembly is connected to the slider, the base plate is provided with a first motor, the first motor is provided with a first driving sprocket, the base plate is provided with a first driven sprocket, the first driving sprocket and the first driven sprocket are matched and connected by a first chain, and the slider is connected to the first chain.

3. The steel structure auxiliary loading and unloading device according to claim 1, characterized in that: The gantry is provided with a second motor, the second motor is provided with a driving shaft, the driving shaft is provided with a second driving sprocket, the gantry is provided with a second driven sprocket, the second driving sprocket and the second driven sprocket are connected by a second chain, and the clamping cross plate is connected to the second chain.

4. The steel structure auxiliary loading and unloading device according to claim 1, characterized in that: The power vehicle is rotatably connected to a worm, the power vehicle is rotatably connected to a worm wheel matched with the worm, and the worm wheel is fixedly connected to the base plate.

5. The steel structure auxiliary loading and unloading device according to claim 4, characterized in that: The worm is provided with a disc handle, and the disc handle is connected to the worm by plugging and pulling.

6. The steel structure auxiliary loading and unloading device according to claim 4, characterized in that: The power vehicle is hinged with a first connecting rod, the first connecting rod is connected with a second connecting rod, and the second connecting rod is hinged on the bottom plate.

7. The steel structure auxiliary loading and unloading device according to claim 6, characterized in that: The first connecting rod is provided with a plum blossom handle bolt, and the plum blossom handle bolt penetrates and is connected to the first connecting rod and the second connecting rod.

8. The steel structure auxiliary loading and unloading device according to claim 4, characterized in that: The power vehicle is provided with a storage slot.

9. The steel structure auxiliary loading and unloading device according to claim 5, characterized in that: The worm is provided with a pentagonal column, and the disc handle is provided with a pentagonal groove matched with the pentagonal column.

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