Fabricated steel structure capable of expanding space

Abstract

The utility model discloses an expandable space assembly type steel structure which comprises a frame, stand columns are fixedly connected to the two ends of the two sides in the frame, a fixing frame is movably hinged to the bottom end of one side of the frame, and walking wheels are fixedly connected to the two sides of the two ends of the bottom of the frame. A movable structure used for expanding the space is arranged in the frame. According to the fabricated steel structure capable of expanding the space, by arranging the stand columns, when the fabricated steel structure capable of expanding the space is used, a rotary knob can be rotated to drive a fixed screw rod to rotate, after the fixed screw rod is separated from the interior of a threaded hole, a movable frame is pulled to be pulled out from the interior of a frame, and the fixed screw rod is taken out from a first through hole and inserted into a second through hole; the fixing screw penetrates through the interior of the second through hole and then is screwed into the threaded hole, the fixing screw is screwed down through the rotary knob, and therefore the movable frame is positioned through the second through hole, the effect of expanding the space is achieved, and the problem that the space cannot be conveniently expanded is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction auxiliary devices, in particular to an assembled steel structure capable of expanding space. Background Art

[0002] In the field of construction, various steel structures are often used to assist construction workers in their work, to support and carry building materials, and to support construction workers in their construction. Therefore, this type of steel structure plays a very important role in the field of construction.

[0003] However, the steel structures currently used in the construction field still have some defects. During use, because the overall structure is fixed and cannot be expanded, it is impossible to adjust its own structure according to needs when dealing with different situations.

[0004] Now a new type of prefabricated steel structure with expandable space is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the present invention is to provide a prefabricated steel structure with expandable space, so as to solve the problem in the above-mentioned background technology that the space cannot be conveniently expanded.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an assembled steel structure capable of expanding space, comprising a frame, wherein columns are fixedly connected to both ends of the interior of the frame, a fixed frame is movably hinged at the bottom end of one side of the frame, movable wheels are fixedly connected to both sides of the bottom end of the frame, and a movable structure for expanding space is provided inside the frame;

[0007] The movable structure includes a movable frame, the interior of the frame is movably connected to the movable frame, two groups of knobs are movably connected to the same end on both sides of the interior of the movable frame, one side of the knob is fixedly connected to a fixing screw, two groups of first through holes are respectively opened at one end on both sides of the interior of the movable frame, a group of second through holes is respectively opened at the other end on both sides of the interior of the movable frame, and threaded holes are opened at both ends of one side of the column.

[0008] Preferably, the fixing screw passes through the first through hole and extends to the inside of the threaded hole, and the fixing screw is threadedly connected to the threaded hole.

[0009] Preferably, the center line of the threaded hole and the center line of the first through hole are on the same horizontal plane, and the center line of the first through hole and the center line of the second through hole are on the same horizontal plane.

[0010] Preferably, a lifting slot is provided on one side of the column, a lifting sleeve is movably connected inside the lifting slot, the bottom end of one side of the lifting sleeve is fixedly connected to a support plate, the bottom of one end of the lifting sleeve is fixedly connected to a positioning shaft, the outside of the positioning shaft is movably connected to a movable platform, the top of one end of the lifting sleeve is fixedly connected to a horizontal plate, connecting holes are provided at both ends of one side of the horizontal plate, connecting bolts are movably connected at both ends of one side of the horizontal plate, the top end of one side of the column is fixedly connected to a limiting sleeve, the top end of the inside of the lifting sleeve is fixedly connected to a hydraulic rod, and the output end of the hydraulic rod is fixedly connected to a piston rod.

[0011] Preferably, the piston rod passes through the bottom end of the lifting sleeve and extends to the interior of the lifting slot and is fixedly connected to the lifting slot, and the movable platform is movably connected to the support plate.

[0012] Preferably, the limiting sleeve is slidably connected to the lifting sleeve, and the center line of the support plate and the center line of the movable platform are on the same vertical plane.

[0013] Preferably, a flip frame is movably hinged on one side of the top inner side of the frame, a connecting shaft is fixedly connected to the top inner side of the flip frame, a folding frame is movably connected to the outside of the connecting shaft, and threaded grooves are provided at both ends of the bottom of the folding frame.

[0014] Preferably, the center line of the folding frame and the center line of the turning frame are in the same vertical plane, and the center line of the connecting shaft and the center line of the turning frame are in the same vertical plane.

[0015] Compared with the existing technology, the beneficial effects of the present invention are: the assembled steel structure with expandable space can not only adjust the structure expansion space, realize the automatic lifting and transportation of materials, but also realize the increase of the structure height;

[0016] (1) By providing a column, a threaded hole, a movable frame, a fixed screw, a knob, a first through hole and a second through hole, when in use, the knob can be rotated to drive the fixed screw to rotate, so that it is disengaged from the inside of the threaded hole, and then the movable frame is pulled out from the inside of the frame, and the fixed screw is taken out from the inside of the first through hole and inserted into the inside of the second through hole. After passing through the inside of the second through hole, the fixed screw is rotated into the inside of the threaded hole, and the fixed screw is tightened by the knob, so that the movable frame is positioned through the second through hole to achieve the effect of expanding the space, thereby realizing that the internal space of the structure can be easily expanded;

[0017] (2) By providing a column, a support plate, a movable platform, a lifting sleeve, a limiting sleeve, a connecting bolt, a hydraulic rod, a positioning shaft, a lifting groove and a piston rod, during construction, building materials can be placed on the top of the movable platform, and then two sets of hydraulic rods are started at the same time. The hydraulic rod pushes the piston rod, thereby raising the lifting sleeve in the opposite direction. The lifting sleeve then drives the movable platform to rise and can transport the building materials to a high place. The support plate is attached to the bottom end of the movable platform to support the movable platform and improve the stability of the movable platform. The limiting sleeve on one side of the column is attached to the outside of the lifting sleeve to ensure the stability of the lifting sleeve, thereby realizing automatic lifting of building materials;

[0018] (3) By providing a lifting sleeve, connecting bolts, a folding frame, a turning frame, a cross plate, a connecting hole, a connecting shaft and a threaded groove, when in use, when construction needs to be carried out at a high place, the lifting sleeve can be lifted, and then the turning frame can be turned over to stand it up, and then the folding frame can be pulled to fit on one side of the lifting sleeve, and the connecting bolts can be passed through the inside of the connecting hole and then turned into the inside of the threaded groove, so that the folding frame is supported by the threaded groove, and then a platform can be installed on the top of the folding frame for construction, thereby increasing the height of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0020] Figure 2 This is a schematic diagram of the side cross-sectional structure of the lifting sleeve of the utility model;

[0021] Figure 3 This is a schematic side cross-sectional structural diagram of the folding frame of the present utility model;

[0022] Figure 4 It is a schematic diagram of the side cross-sectional structure of the movable frame of the present utility model.

[0023] In the figure: 1. Frame; 2. Column; 3. Fixed frame; 4. Threaded hole; 5. Action wheel; 6. Movable frame; 7. Fixed screw; 8. Support plate; 9. Movable platform; 10. Lifting sleeve; 11. Limit sleeve; 12. Connecting bolt; 13. Knob; 14. Folding frame; 15. Turning frame; 16. Horizontal plate; 17. Hydraulic rod; 18. Positioning shaft; 19. Lifting slot; 20. Piston rod; 21. Connecting hole; 22. Connecting shaft; 23. Threaded groove; 24. First through hole; 25. Second through hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1: Please refer to Figure 1-4 , an assembled steel structure with expandable space, including a frame 1, with columns 2 fixedly connected to both ends of the interior of the frame 1, a fixed frame 3 movably hinged at the bottom end of one side of the frame 1, and movable wheels 5 fixedly connected to both sides of the bottom ends of the frame 1. The interior of the frame 1 is provided with a movable structure for expanding the space;

[0026] The movable structure includes a movable frame 6, which is movably connected to the interior of the frame 1. Two sets of knobs 13 are movably connected to the same end on both sides of the interior of the movable frame 6. One side of the knob 13 is fixedly connected to a fixing screw 7. Two sets of first through holes 24 are respectively opened at one end on both sides of the interior of the movable frame 6, and a set of second through holes 25 are respectively opened at the other end on both sides of the interior of the movable frame 6. Threaded holes 4 are opened at both ends of one side of the column 2.

[0027] The fixing screw 7 passes through the first through hole 24 and extends into the interior of the threaded hole 4, and the fixing screw 7 is threadedly connected to the threaded hole 4;

[0028] The center line of the threaded hole 4 and the center line of the first through hole 24 are on the same horizontal plane, and the center line of the first through hole 24 and the center line of the second through hole 25 are on the same horizontal plane;

[0029] Specifically, if Figure 1 and Figure 4 As shown, when in use, the knob 13 can be rotated to drive the fixed screw 7 to rotate, so that it disengages from the inside of the threaded hole 4, and then the movable frame 6 is pulled out from the inside of the frame 1, and the fixed screw 7 is taken out from the inside of the first through hole 24 and inserted into the inside of the second through hole 25. After passing through the inside of the second through hole 25, the fixed screw 7 is turned into the inside of the threaded hole 4, and the fixed screw 7 is tightened by the knob 13, so that the movable frame 6 is positioned through the second through hole 25 to achieve the effect of expanding the space, thereby realizing that the internal space of the structure can be easily expanded.

[0030] Embodiment 2: A lifting groove 19 is provided on one side of the column 2, and a lifting sleeve 10 is movably connected inside the lifting groove 19. The bottom end of one side of the lifting sleeve 10 is fixedly connected to the support plate 8, and the bottom of one end of the lifting sleeve 10 is fixedly connected to the positioning shaft 18. The outside of the positioning shaft 18 is movably connected to the movable platform 9. The top of one end of the lifting sleeve 10 is fixedly connected to the cross plate 16. Connection holes 21 are provided at both ends of one side of the cross plate 16. The two ends of one side of the cross plate 16 are movably connected with connecting bolts 12. The top end of one side of the column 2 is fixedly connected to the limiting sleeve 11. The top end of the lifting sleeve 10 is fixedly connected to the hydraulic rod 17, and the output end of the hydraulic rod 17 is fixedly connected to the piston rod 20.

[0031] The piston rod 20 passes through the bottom end of the lifting sleeve 10 and extends into the interior of the lifting groove 19 and is fixedly connected to the lifting groove 19. The movable platform 9 is movably connected to the support plate 8.

[0032] The limiting sleeve 11 is slidably connected to the lifting sleeve 10, and the center line of the support plate 8 and the center line of the movable platform 9 are on the same vertical plane;

[0033] Specifically, if Figure 1 and Figure 2 As shown, during construction, building materials can be placed on the top of the movable platform 9, and then two sets of hydraulic rods 17 are started at the same time. The hydraulic rods 17 push the piston rod 20, thereby raising the lifting sleeve 10 in the opposite direction. The lifting sleeve 10 then drives the movable platform 9 to rise and can transport the building materials to a high place. The support plate 8 is attached to the bottom end of the movable platform 9 to support the movable platform 9 and improve the stability of the movable platform 9. The limiting sleeve 11 on one side of the column 2 is attached to the outside of the lifting sleeve 10 to ensure the stability of the lifting sleeve 10, thereby realizing automatic lifting of building materials.

[0034] Example 3: A flip frame 15 is movably hinged on one side of the top of the inner portion of the frame 1. The top of the inner portion of the flip frame 15 is fixedly connected to a connecting shaft 22. The outer portion of the connecting shaft 22 is movably connected to a folding frame 14. Threaded grooves 23 are provided at both ends of the bottom of the folding frame 14.

[0035] The center line of the folding frame 14 and the center line of the turning frame 15 are in the same vertical plane, and the center line of the connecting shaft 22 and the center line of the turning frame 15 are in the same vertical plane;

[0036] Specifically, if Figure 1 and Figure 3As shown, when in use, when construction needs to be carried out at a high place, the lifting sleeve 10 can be lifted, and then the flip frame 15 can be flipped over to stand it up, and then the folding frame 14 can be pulled to fit on one side of the lifting sleeve 10, and the connecting bolt 12 is passed through the inside of the connecting hole 21 and then turned into the inside of the thread groove 23, so that the folding frame 14 is supported by the thread groove 23, and then a platform can be installed on the top of the folding frame 14 for construction, thereby increasing the height of the structure.

[0037] Working principle: When the utility model is in use, the knob 13 can be rotated to drive the fixing screw 7 to rotate, so that it disengages from the inside of the threaded hole 4, and then the movable frame 6 is pulled out from the inside of the frame 1, and the fixing screw 7 is taken out from the inside of the first through hole 24 and inserted into the inside of the second through hole 25. After passing through the inside of the second through hole 25, the fixing screw 7 is turned into the inside of the threaded hole 4, and the fixing screw 7 is tightened by the knob 13, so as to position the movable frame 6 through the second through hole 25 to achieve the effect of expanding the space. When in use, if construction needs to be carried out at a high place, the lifting sleeve 10 can be raised, and then the flip frame 15 can be flipped to stand it up, and then the folding frame 14 can be pulled to fit it on one side of the lifting sleeve 10, and the connecting screw After the bolt 12 passes through the connecting hole 21, it turns into the inside of the thread groove 23, thereby supporting the folding frame 14 through the thread groove 23. After that, the platform can be installed on the top of the folding frame 14 for construction. During construction, the building materials can be placed on the top of the movable platform 9. Then, the two sets of hydraulic rods 17 are started at the same time. The hydraulic rods 17 push the piston rod 20, thereby raising the lifting sleeve 10 in the opposite direction. The lifting sleeve 10 then drives the movable platform 9 to rise and can transport the building materials to a high place. The support plate 8 is attached to the bottom end of the movable platform 9 to support the movable platform 9 and improve the stability of the movable platform 9. The limiting sleeve 11 on one side of the column 2 is attached to the outside of the lifting sleeve 10 to ensure the stability of the lifting sleeve 10.

Claims

1. An assembled steel structure with expandable space, comprising a frame (1), characterized in that: The two ends of the two sides of the frame (1) are fixedly connected to upright posts (2), the bottom end of one side of the frame (1) is movably hinged to a fixed frame (3), the two sides of the two ends of the bottom of the frame (1) are fixedly connected to action wheels (5), and the frame (1) is provided with an active structure for expanding space inside; The movable structure comprises a movable frame (6), the movable frame (6) is movably connected inside the frame (1), two groups of knobs (13) are movably connected to the same end on both sides of the movable frame (6), one side of the knob (13) is fixedly connected to a fixed screw (7), two groups of first through holes (24) are respectively opened at one end on both sides of the movable frame (6), a group of second through holes (25) are respectively opened at the other end on both sides of the movable frame (6), and threaded holes (4) are opened at both ends of one side of the column (2).

2. The assembled steel structure with expandable space according to claim 1, characterized in that: The fixing screw (7) passes through the first through hole (24) and extends to the interior of the threaded hole (4), and the fixing screw (7) is threadedly connected to the threaded hole (4).

3. The assembled steel structure with expandable space according to claim 1, characterized in that: The center line of the threaded hole (4) and the center line of the first through hole (24) are on the same horizontal plane, and the center line of the first through hole (24) and the center line of the second through hole (25) are on the same horizontal plane.

4. The assembled steel structure with expandable space according to claim 1, characterized in that: A lifting groove (19) is provided on one side of the column (2), and a lifting sleeve (10) is movably connected inside the lifting groove (19), and a support plate (8) is fixedly connected to the bottom end of one side of the lifting sleeve (10), and a positioning shaft (18) is fixedly connected to the bottom of one end of the lifting sleeve (10), and a movable platform (9) is movably connected to the outside of the positioning shaft (18), and a cross plate (16) is fixedly connected to the top of one end of the lifting sleeve (10), and connecting holes (21) are provided at both ends of one side of the cross plate (16), and connecting bolts (12) are movably connected to the two ends of one side of the cross plate (16), and the top end of one side of the column (2) is fixedly connected to a limiting sleeve (11), and the top end of the lifting sleeve (10) is fixedly connected to a hydraulic rod (17), and the output end of the hydraulic rod (17) is fixedly connected to a piston rod (20).

5. The assembled steel structure with expandable space according to claim 4, characterized in that: The piston rod (20) passes through the bottom end of the lifting sleeve (10) and extends to the inside of the lifting groove (19) and is fixedly connected to the lifting groove (19). The movable platform (9) is movably connected to the support plate (8).

6. The assembled steel structure with expandable space according to claim 4, characterized in that: The limiting sleeve (11) is slidably connected to the lifting sleeve (10), and the center line of the support plate (8) and the center line of the movable platform (9) are on the same vertical plane.

7. The assembled steel structure with expandable space according to claim 1, characterized in that: A flip frame (15) is movably hinged on one side of the top of the interior of the frame (1), a connecting shaft (22) is fixedly connected to the top of the interior of the flip frame (15), a folding frame (14) is movably connected to the outside of the connecting shaft (22), and threaded grooves (23) are provided at both ends of the bottom of the folding frame (14).

8. The assembled steel structure with expandable space according to claim 7, characterized in that: The center line of the folding frame (14) and the center line of the turning frame (15) are on the same vertical plane, and the center line of the connecting shaft (22) and the center line of the turning frame (15) are on the same vertical plane.

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