People climbing stair for sliding construction platform

Abstract

The utility model relates to a staircase for a sliding construction platform, which comprises a staircase beam, a staircase body and a staircase body, the upper end of the first stair body is fixedly connected to the two sides of the stair beam, a handrail of the first stair body is fixed to the side face of a boundary beam of the first stair body, and the boundary beam is made of channel steel; the upper end of the connecting rod is hinged to the lower end of the first stair body; the second stair body is connected with the lower end of the connecting rod, a long round hole is formed in a bottom edge beam, the lower end of the connecting rod is connected with the long round hole through a transverse limiting bolt, the limiting bolt can slide in the long round hole, a handrail of the second stair body is fixed to the middle of the top face of the edge beam, and the edge beam is made of channel steel; the limiting nuts are welded on the top surface of the upper end of the first stair main body edge beam and the top surface of the upper end of the second stair main body edge beam; and after the second stair main body and the first stair main body are folded, the limiting bolts can be in threaded connection with the limiting nuts on the first stair main body and the second stair main body. The device is easy to install and convenient to install.

Description

Technical Field

[0001] The utility model relates to the field of sliding construction, in particular to a ladder for people to go up to a sliding construction platform. Background Art

[0002] For example, the Chinese utility model patent announcement number CN209799387U discloses a sliding tool for sliding construction of steel structure roof trusses, including at least two sets of sliding groups arranged in parallel, the sliding group can move the steel structure roof trusses along the track, the sliding group includes a pulley group for moving the steel structure roof trusses and a guide pulley group for guiding the moving steel structure roof trusses, the pulley group includes a pulley, the pulley is cylindrical, the pulley slides on the track, the guide pulley group includes a guide wheel, the guide wheel is cylindrical, and the two ends extend circumferentially with convex steps, the guide wheel slides on the track, and the convex steps are located on both sides of the track. The sliding tool has a certain height, and it is difficult for people to climb up. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a ladder for people to get on a sliding construction platform, which is simple for people to get on and convenient for installation.

[0004] In order to solve the above problems, a staircase for sliding construction platform is adopted, which comprises:

[0005] A ladder beam having a concave portion at its bottom;

[0006] The first staircase body has its upper end fixedly connected to both sides of the ladder beam, and the handrail of the first staircase body is fixed to the side of its side beam, and its side beam is made of channel steel;

[0007] A connecting rod, the upper end of which is hinged to the lower end of the first staircase body;

[0008] The second staircase body is connected to the lower end of the connecting rod, and an axially extending oblong hole is provided on the bottom side beam of the second staircase body. The lower end of the connecting rod is connected to the oblong hole through a transverse limit bolt, and the limit bolt can slide in the oblong hole. The handrail of the second staircase body is fixed in the middle of the top surface of the side beam, and the side beam is made of channel steel; so that after the second staircase body drives the connecting rod to rotate, the second staircase body can be folded in the first staircase body;

[0009] Limit nuts are welded to the top surface of the upper end of the first staircase main body side beam and the top surface of the upper end of the second staircase main body side beam, and holes are drilled at corresponding welding positions;

[0010] The limiting bolt can be threadedly connected with the limiting nuts on the first staircase main body and the second staircase main body after the second staircase main body and the first staircase main body are folded.

[0011] With such a structure, the concave portion of the ladder beam is used to form a snap connection with the sliding platform, and the first staircase body and the second staircase body are easy to fold and store.

[0012] As a further improvement of the present invention, a universal pulley is provided at the lower end of the side beam of the second staircase body.

[0013] With such a structure, the universal pulley can cooperate with the sliding platform to move.

[0014] As a further improvement of the present invention, a counterweight frame is fixedly connected to the lower side of the side beam of the first staircase body.

[0015] With such a structure, a counterweight can be placed on the counterweight frame.

[0016] As a further improvement of the utility model, the counterweight frame is connected to a horizontal slide rail, a counterweight plate is slidably connected to the slide rail, and a counterweight is arranged on the counterweight plate.

[0017] With this structure, the counterweight plate can be moved horizontally to adjust the center of gravity.

[0018] As a further improvement of the utility model, a second motor is fixed on the base frame of the counterweight frame, a main drive gear is arranged on the output shaft at the upper end of the second motor, a lead screw is rotatably connected to the base frame of the counterweight frame, a driven gear fixed on the lead screw is meshed with the main drive gear, and the lead screw is threadedly connected to the slide rail.

[0019] With such a structure, the slide rail moves up and down to adjust the upper and lower positions of the center of gravity.

[0020] As a further improvement of the utility model, the counterweight is a concrete block, and a handle is pre-embedded on the concrete block.

[0021] Such a structure makes it easy to place the counterweight.

[0022] The utility model is easy to get on and install. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 Schematic diagram of the installation position of the embodiment.

[0024] Figure 2 This is a schematic diagram of the structure of a plant construction machine used in the embodiment.

[0025] Figure 3 A schematic diagram of the structure of a practical example.

[0026] Figure 4 Schematic diagram of the storage state of the embodiment.

[0027] Figure 5 It is a structural schematic diagram of the jacking device.

[0028] Figure 6 It is a schematic diagram of the structure of the limit box.

[0029] Figure 7 This is the front view of the limit box.

[0030] Figure 8 This is a schematic diagram of the installation of the limit box.

[0031] Fig. 9 It is a schematic diagram of the structure of the limit rod.

[0032] Fig.10 This is a schematic diagram of the roof structure.

[0033] Fig.11 It is a structural schematic diagram of a sliding hanger platform vehicle.

[0034] Fig.12 Schematic diagram of the jacking device for installing the limit frame.

[0035] Figure numerals: 1, jacking device; 101, jacking cylinder; 102, first standard section; 103, top cover; 104, first lug; 105, second lug; 106, first pin; 107, first hinge; 108, second pin; 109, second hinge; 110, third pin; 2, truss support platform; 3, track; 4, sliding hanger platform vehicle; 401, second standard section; 402, cantilever platform; 403, hanger support; 404, hanger rod; 405, U-shaped support; 406, electric hoist; 5, hanger; 501, inner hanger; 502, outer hanger; 6, formwork assembly; 601, formwork; 602, lifting lug; 603, limit rod; 604, limit bolt; 605, tension bolt; 7, access staircase; 701, ladder beam; 702, recess; 703, first staircase body; 704, second staircase body; 705, connecting rod; 706, oblong hole; 707, limit bolt; 708, limit nut; 709, limit bolt ; 7010, universal pulley; 7011, counterweight frame; 7012, slide rail; 7013, counterweight plate; 7014, counterweight; 7015, second motor; 7016, main drive gear; 7017, lead screw; 7018, driven gear; 7019, handle; 7020, limit hole; 8, limit box; 801, pad; 802, support plate; 803, guide roller; 804, limit wheel; 805, end plate; 806, L-shaped plate; 807, first pin shaft; 8 08. Second pin shaft; 809. First support; 8010. Support plate; 8011. Partition plate; 8012. Guide rod; 8013. Second support; 8014. Fastening bolt; 8015. Notch; 9. Guide steel pipe; 10. Guardrail; 11. Base; 1101. Channel steel base; 1102. I-beam base; 1103. Positioning rib; 12. Anchor bolt; 13. Node; 131. Internal threaded blind hole; 14. First limit frame; 15. Second limit frame. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0038] Example 1

[0039] like Figure 1-Figure 4 As shown, a staircase for a sliding construction platform comprises:

[0040] A ladder beam 701 having a concave portion 702 at its bottom;

[0041] The first staircase body 703 has its upper end fixedly connected to both sides of the ladder beam 701. The handrail of the first staircase body 703 is fixed to the side of its side beam. The side beam is made of channel steel and has a limiting hole 7020 at the lower end.

[0042] The connecting rod 705 has an upper end hinged to the lower end of the side beam of the first staircase body 703 and can be rotated to the position of the limiting hole 7020 to be perpendicular to the lower end of the side beam of the first staircase body 703;

[0043] The second staircase body 704 is connected to the lower end of the connecting rod 705, and an axially extending oblong hole 706 is provided on the bottom side beam of the second staircase body 704. The lower end of the connecting rod 705 is connected to the oblong hole 706 through a transverse limit bolt 707. The limit bolt 707 can slide in the oblong hole 706. The handrail of the second staircase body 704 is fixed in the middle of the top surface of the side beam, and the side beam is made of channel steel; so that after the second staircase body 704 drives the connecting rod 705 to rotate, the second staircase body 704 can be folded in the first staircase body 703;

[0044] Limiting nuts 708, which are welded to the top surface of the upper end of the side beam of the first staircase body 703 and the top surface of the upper end of the side beam of the second staircase body 704, and holes are drilled at corresponding welding positions;

[0045] The limiting bolt 709 can be threadedly connected to the limiting nut 708 on the first staircase main body 703 and the second staircase main body 704 after the second staircase main body 704 and the first staircase main body 703 are folded.

[0046] With such a structure, the concave portion 702 of the ladder beam 701 is used to form a snap connection with the sliding platform, and the first staircase body 703 and the second staircase body 704 are easy to fold and store.

[0047] In this embodiment, a universal pulley 7010 is provided at the lower end of the side beam of the second staircase body 704 .

[0048] With such a structure, the universal pulley 7010 can cooperate with the sliding platform to move.

[0049] In this embodiment, the lower side of the side beam of the first staircase body 703 is fixedly connected to the counterweight frame 7011.

[0050] With such a structure, a counterweight can be placed on the counterweight frame 7011.

[0051] In this embodiment, the counterweight frame 7011 is connected to a horizontal slide rail 7012 , the slide rail 7012 is slidably connected to a counterweight plate 7013 , and the counterweight plate 7013 is provided with a counterweight 7014 .

[0052] With such a structure, the counterweight plate 7013 can be moved horizontally to adjust the center of gravity.

[0053] In this embodiment, a second motor 7015 is fixed on the base frame of the counterweight frame 7011, and a main driving gear 7016 is provided on the output shaft at the upper end of the second motor 7015. A lead screw 7017 is rotatably connected to the base frame of the counterweight frame 7011, and a driven gear 7018 is fixed to the lead screw 7017 and meshes with the main driving gear 7016. The lead screw 7017 is threadedly connected to the slide rail 7012.

[0054] With such a structure, the slide rail 7012 moves up and down to adjust the upper and lower positions of the center of gravity.

[0055] In this embodiment, the counterweight is a concrete block, and a handle 7019 is pre-embedded on the concrete block.

[0056] Such a structure makes it easy to place the counterweight.

[0057] The utility model is easy to get on and install.

[0058] The above contents are further detailed descriptions of the present invention in combination with specific preferred implementations, and it cannot be determined that the specific implementation of the present invention is limited to these descriptions. For technicians in the technical field to which the present invention belongs, several equivalent substitutions or obvious variations can be made without departing from the concept of the present invention, and the performance or use is the same, which should be regarded as belonging to the protection scope of the present invention.

Claims

1. A staircase for a sliding construction platform, characterized in that include: A ladder beam (701) having a concave portion (702) at its bottom; The first staircase body (703) has its upper end fixedly connected to both sides of the ladder beam (701), and the handrail of the first staircase body (703) is fixed to the side of its side beam, and its side beam is made of channel steel and has a limiting hole (7020) at the lower end; A connecting rod (705), the upper end of which is hinged to the lower end of the side beam of the first staircase body (703), and can be rotated to the position of the limiting hole (7020), and is perpendicular to the lower end of the side beam of the first staircase body (703); The second staircase body (704) is connected to the lower end of the connecting rod (705), and an axially extending oblong hole (706) is provided on the bottom side beam of the second staircase body (704). The lower end of the connecting rod (705) is connected to the oblong hole (706) through a transverse limit bolt (707). The limit bolt (707) can slide in the oblong hole (706). The handrail of the second staircase body (704) is fixed in the middle of the top surface of the side beam, and the side beam is made of channel steel; so that after the second staircase body (704) drives the connecting rod (705) to rotate, the second staircase body (704) can be folded in the first staircase body (703); A limiting nut (708) is welded to the top surface of the upper end of the side beam of the first staircase body (703) and the top surface of the upper end of the side beam of the second staircase body (704), and holes are drilled at corresponding welding positions; The limiting bolt (709) can be threadedly connected to the limiting nut (708) on the first staircase main body (703) and the second staircase main body (704) after the second staircase main body (704) and the first staircase main body (703) are folded.

2. The access staircase for the sliding construction platform according to claim 1 is characterized in that A universal pulley (7010) is provided at the lower end of the side beam of the second staircase body (704).

3. The access staircase for the sliding construction platform according to claim 1 is characterized in that The lower side of the side beam of the first staircase body (703) is fixedly connected to the counterweight frame (7011).

4. The access staircase for the sliding construction platform according to claim 3 is characterized in that The counterweight frame (7011) is connected to a horizontal slide rail (7012), a counterweight plate (7013) is slidably connected to the slide rail (7012), and a counterweight (7014) is provided on the counterweight plate (7013).

5. The access staircase for the sliding construction platform according to claim 4 is characterized in that A second motor (7015) is fixed on the bottom frame of the counterweight frame (7011), and a main driving gear (7016) is arranged on the output shaft at the upper end of the second motor (7015). A lead screw (7017) is rotatably connected to the bottom frame of the counterweight frame (7011), a driven gear (7018) is fixed on the lead screw (7017) and meshes with the main driving gear (7016), and the lead screw (7017) is threadedly connected to the slide rail (7012).

6. The access staircase for the sliding construction platform according to claim 5 is characterized in that The counterweight is a concrete block, and a handle (7019) is pre-embedded on the concrete block.

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