Multifunctional adjustable scaffold with high safety coefficient

Abstract

The invention relates to a multifunctional adjustable scaffold with a high safety coefficient, and belongs to the technical field of scaffolds.The multifunctional adjustable scaffold comprises four supporting pipes, a long bottom plate is fixedly installed between every two supporting pipes with the long interval, and a short bottom plate is fixedly installed between every two supporting pipes with the short interval; a long top plate is fixedly installed between every two supporting pipes with the long interval. According to the multifunctional adjustable scaffold with the high safety coefficient, a telescopic rod is slidably mounted in a supporting pipe, a flowering threaded pipe is arranged at the top of a limiting end plate at the top end of the supporting pipe, and a locking nut is in threaded connection with the surface of the flowering threaded pipe, so that after a worker climbs to the top of a top net plate, the telescopic rod is pulled out, and the locking nut is tightened; and then the rotating long rod and the rotating short rod are rotated to a horizontal state, and are locked through the long rod bolt and the short rod bolt, so that the guardrail is formed.

Description

Technical Field

[0001] The invention relates to the technical field of scaffolds, in particular to a multifunctional adjustable scaffold with a high safety factor. Background Art

[0002] Scaffolding is an indispensable temporary support structure in construction. It is constructed according to specifications using steel pipes, fasteners, scaffolding boards and other components. It provides a safe and stable aerial work platform for construction workers, and can also support material stacking and equipment placement. Its modular design facilitates rapid assembly and disassembly, and can flexibly adapt to different building forms and construction needs. Scaffolding erected in strict accordance with safety standards is an important infrastructure to ensure project progress and personnel safety.

[0003] Chinese utility model patent publication number CN210369824U discloses a multifunctional scaffolding comprising a frame, pedals, and brake casters. The pedals are disposed at the upper end of the frame, and the brake casters are disposed at the bottom ends of vertical support rods of the frame. An external support mechanism is disposed on the outer sides of the vertical support rods. The external support mechanism comprises connecting rods, upper extension rods, lower extension rods, and ground support rods. The connecting rods are provided with plug-in strips that are inserted into plug-in slots of the vertical support rods. The vertical support rods are provided with two sets of connecting holes (one), and the connecting rods are provided with a set of connecting holes (two). A locking assembly passes through the second connection holes and a pair of connection holes to secure the connecting rods and the vertical support rods. The connecting rods are connected to the ground support rods via the upper extension rods and the lower extension rods. The multifunctional scaffolding of the utility model, which adopts the above-mentioned structure, has a simple and reasonable structure, is easy to move and use, has good stability, a high safety factor, and a long service life.

[0004] However, when the scaffold is in use, the guardrail is fixed. When workers climb up the scaffold, the guardrail blocks the workers, making it difficult for them to climb up the scaffold. Therefore, a multifunctional adjustable scaffold with a high safety factor is proposed to solve the above problems. Summary of the Invention

[0005] In view of the shortcomings of the existing technology, the present invention provides a multifunctional adjustable scaffold with a high safety factor, a telescopic protective structure, and the advantages of convenient climbing up the scaffold, which solves the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A multifunctional adjustable scaffold with a high safety factor comprises four support tubes, a long bottom plate is fixedly installed between two support tubes with a longer interval, a short bottom plate is fixedly installed between two support tubes with a shorter interval, a long top plate is fixedly installed between two support tubes with a longer interval, a short top plate is fixedly installed between two support tubes with a shorter interval, top mesh plates are fixedly installed on the tops of the long and short top plates, and side protection components are provided on the support tubes;

[0008] The side protection assembly includes a telescopic rod slidably installed inside a support tube, a limiting end plate is fixedly installed on the top of the support tube, a flower threaded tube is fixedly installed on the top of the limiting end plate, a locking nut is threadedly connected to the surface of the flower threaded tube, a limiting top plate is fixedly installed on the top of the telescopic rod, a rotating long rod and a rotating short rod are rotatably installed on the surface of the telescopic rod, the two rotating long rods are bolted together by a long rod pin, and the two rotating short rods are bolted together by a short rod pin.

[0009] Furthermore, two long cross braces are fixedly installed on the top of the long bottom plate, and the top ends of the long cross braces are fixedly connected to the bottom of the long top plate.

[0010] Furthermore, a side ladder is fixedly installed between the short bottom plate and the short top plate, and two short cross braces are fixedly installed on one side of the side ladder, and one end of the two short cross braces is fixedly connected to one side of the support tube.

[0011] Furthermore, a plurality of supporting cross bars are fixedly installed between the two long top plates, and the tops of the supporting cross bars are fixedly connected to the bottoms of the top mesh plates.

[0012] Furthermore, a movable bottom plate is fixedly mounted on the bottom end of the support tube, and a movable bottom wheel is rotatably mounted on the bottom of the movable bottom plate through a wheel frame.

[0013] Furthermore, two mounting channel steels are fixedly mounted on one side of the two long bottom plates that are away from each other, and a rotating plate is rotatably mounted inside the mounting channel steels.

[0014] Furthermore, a rotating arm is fixedly installed on one side of the rotating plate, and a supporting cylinder is fixedly installed on the top of the rotating arm away from one end of the rotating plate.

[0015] Furthermore, a supporting base plate is fixedly mounted on the movable end of the supporting oil cylinder, and a limiting bolt is passed through the top of the mounting channel steel.

[0016] Furthermore, a positioning hole adapted to the limiting bolt is provided on the top of the rotating support arm, and a nut is threadedly connected to the surface of the limiting bolt.

[0017] Compared with the prior art, the present invention provides a multifunctional adjustable scaffold with a high safety factor, which has the following beneficial effects:

[0018] 1. The multifunctional adjustable scaffolding with a high safety factor is equipped with a telescopic rod which is slidably installed inside the supporting tube, a flower threaded tube is arranged on the top of the limiting end plate at the top of the supporting tube, and a locking nut is threadedly connected to the surface of the flower threaded tube. After the staff climbs to the top of the top mesh plate, the telescopic rod is pulled out and the locking nut is tightened to shrink the flower threaded tube inward, clamping the telescopic rod and then rotating the long rod and the short rod to a horizontal state. The long rod pin and the short rod pin are locked to form a guardrail, which solves the problem that when the common scaffold is in use, the guardrail is fixed, and when the staff climbs up the scaffold, the guardrail blocks the staff, making it difficult for the staff to climb up the scaffold.

[0019] 2. This multifunctional adjustable scaffolding with a high safety factor is achieved by setting a mounting channel steel on one side of the long base plate, rotating and installing a rotating plate inside the mounting channel steel, and setting a rotating support arm on one side of the rotating plate. After the scaffolding is moved to a suitable position by moving the bottom wheel, the rotating support arm is unfolded and fixed by limiting bolts and nuts. Then, the supporting base plate is driven downward by the supporting oil cylinder to contact the ground, and the scaffolding is installed and fixed to prevent the scaffolding from moving or tipping over. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front view of a multifunctional adjustable scaffolding structure with a high safety factor proposed by the present invention;

[0021] Figure 2 A side view of a multifunctional adjustable scaffolding structure with a high safety factor proposed by the present invention;

[0022] Figure 3 A three-dimensional diagram of a multifunctional adjustable scaffolding flower threaded pipe with a high safety factor proposed by the present invention;

[0023] Figure 4 This is a three-dimensional diagram of a multifunctional adjustable scaffolding support cylinder with a high safety factor proposed by the present invention.

[0024] In the figure: 1. Support tube; 2. Long bottom plate; 3. Short bottom plate; 4. Long top plate; 5. Short top plate; 6. Top mesh plate; 7. Telescopic rod; 8. Limit end plate; 9. Flower threaded pipe; 10. Lock nut; 11. Limit top plate; 12. Rotating long rod; 13. Long rod latch; 14. Rotating short rod; 15. Short rod latch; 16. Long cross brace; 17. Side ladder; 18. Short cross brace; 19. Support cross bar; 20. Moving bottom plate; 21. Moving bottom wheel; 22. Mounting channel steel; 23. Rotating plate; 24. Rotating support arm; 25. Support cylinder; 26. Support bottom plate; 27. Limit bolt; 28. Positioning hole. DETAILED DESCRIPTION

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments 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.

[0026] See also Figures 1 to 4 In this embodiment, a multifunctional adjustable scaffold with a high safety factor includes four supporting tubes 1. A long bottom plate 2 is fixedly installed between two supporting tubes 1 with a longer interval, a short bottom plate 3 is fixedly installed between two supporting tubes 1 with a shorter interval, a long top plate 4 is fixedly installed between two supporting tubes 1 with a longer interval, a short top plate 5 is fixedly installed between two supporting tubes 1 with a shorter interval, a top mesh plate 6 is fixedly installed on the top of the long top plate 4 and the short top plate 5, and a side protection assembly is provided on the supporting tube 1.

[0027] Among them, the side protection assembly includes a telescopic rod 7 slidably installed inside the support tube 1, a limiting end plate 8 is fixedly installed on the top of the support tube 1, a flowering threaded tube 9 is fixedly installed on the top of the limiting end plate 8, and a locking nut 10 is threadedly connected to the surface of the flowering threaded tube 9. A limiting top plate 11 is fixedly installed on the top of the telescopic rod 7, and a rotating long rod 12 and a rotating short rod 14 are rotatably installed on the surface of the telescopic rod 7. The two rotating long rods 12 are bolted together by a long rod pin 13, and the two rotating short rods 14 are bolted together by a short rod pin 15.

[0028] Specifically, after the staff climbs onto the top mesh plate 6, they pull out the telescopic rod 7 to a suitable height, tighten the locking nut 10 upwards, so that the opening part of the flower threaded tube 9 shrinks inward, locks the telescopic rod 7, fixes the height of the telescopic rod 7, and then rotates the two rotating long rods 12 to a horizontal state, bolts them together through the long rod pin 13, and then rotates the two rotating short rods 14 to a horizontal state, bolts them together through the short rod pin 15 to form a guardrail.

[0029] See also Figure 1and Figure 2 In this embodiment, two long cross braces 16 are fixedly installed on the top of the long bottom plate 2, and the top ends of the long cross braces 16 are fixedly connected to the bottom of the long top plate 4.

[0030] A side ladder 17 is fixedly installed between the short bottom plate 3 and the short top plate 5. Two short cross braces 18 are fixedly installed on one side of the side ladder 17. One end of the two short cross braces 18 is fixedly connected to one side of the support tube 1. Climb up the top mesh plate 6 via the side ladder 17.

[0031] At the same time, a number of support cross bars 19 are fixedly installed between the two long top plates 4 , and the tops of the support cross bars 19 are fixedly connected to the bottoms of the top mesh plates 6 .

[0032] Wherein, the bottom end of the support pipe 1 is fixedly mounted with a movable base plate 20, and the bottom of the movable base plate 20 is rotatably mounted with a movable bottom wheel 21 through a wheel frame. The scaffold is moved to a suitable position by the movable bottom wheel 21.

[0033] See also Figure 1 and Figure 4 In this embodiment, two mounting channel steels 22 are fixedly installed on the sides of the two long bottom plates 2 that are away from each other, and a rotating plate 23 is rotatably installed inside the mounting channel steels 22.

[0034] A rotating arm 24 is fixedly mounted on one side of the rotating plate 23 , and a supporting cylinder 25 is fixedly mounted on the top of the rotating arm 24 away from the end of the rotating plate 23 .

[0035] At the same time, a supporting base plate 26 is fixedly installed on the movable end of the supporting oil cylinder 25 , and a limiting bolt 27 is passed through the top of the mounting channel steel 22 .

[0036] The top of the pivot arm 24 is provided with a positioning hole 28 that fits over a stop bolt 27. A nut is threaded onto the surface of the stop bolt 27. If the scaffolding needs to be fixed, the pivot arm 24 is deployed and locked into the mounting channel 22 via the stop bolt 27. The nut is then locked in place, and the support cylinder 25 is then extended, bringing the support base plate 26 into contact with the ground, securing the scaffold and preventing movement or tilting.

[0037] The working principle of the above embodiment is as follows: the scaffolding is moved to the appropriate position by moving the bottom wheel 21, the rotating support arm 24 is unfolded, the rotating support arm 24 is locked to the mounting channel steel 22 by the limit bolt 27, locked by the nut, and then extended by the support cylinder 25, the support base plate 26 is in contact with the ground, the scaffolding is fixed to prevent the scaffolding from moving and tilting, the staff climbs up the top mesh plate 6 through the side ladder 17, pulls out the telescopic rod 7 to the appropriate height, tightens the locking nut 10 upward, so that the opening part of the flowering threaded tube 9 is retracted inward, the telescopic rod 7 is locked, the height of the telescopic rod 7 is fixed, and then the two rotating long rods 12 are rotated to a horizontal state, bolted by the long rod pin 13, and then the two rotating short rods 14 are rotated to a horizontal state, bolted by the short rod pin 15 to form a guardrail.

[0038] The installation, connection, or configuration methods disclosed in this embodiment are all common mechanical connection methods and may be implemented as long as they can achieve their beneficial effects. Furthermore, the electrical components in this embodiment are all electrically connected to a main controller and a power supply. The main controller can be a conventional, known device such as a computer that performs a control function. Those skilled in the art can control the electrical components through simple programming. Existing, disclosed electrical connection technologies are also common knowledge in the art. Therefore, the specific structural components and operating principles thereof will not be elaborated upon in this embodiment.

[0039] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0040] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional adjustable scaffold with a high safety factor, comprising four support tubes (1), characterized in that: A long bottom plate (2) is fixedly installed between two support tubes (1) with a longer interval, a short bottom plate (3) is fixedly installed between two support tubes (1) with a shorter interval, a long top plate (4) is fixedly installed between two support tubes (1) with a longer interval, a short top plate (5) is fixedly installed between two support tubes (1) with a shorter interval, a top mesh plate (6) is fixedly installed on the top of the long top plate (4) and the short top plate (5), and a side protection assembly is provided on the support tube (1); The side protection assembly includes a telescopic rod (7) slidably mounted inside a support tube (1); a limiting end plate (8) is fixedly mounted on the top of the support tube (1); a flowering threaded tube (9) is fixedly mounted on the top of the limiting end plate (8); a locking nut (10) is threadedly connected to the surface of the flowering threaded tube (9); a limiting top plate (11) is fixedly mounted on the top of the telescopic rod (7); a rotating long rod (12) and a rotating short rod (14) are rotatably mounted on the surface of the telescopic rod (7); the two rotating long rods (12) are bolted together by a long rod latch (13); and the two rotating short rods (14) are bolted together by a short rod latch (15).

2. The multifunctional adjustable scaffold with high safety factor according to claim 1, characterized in that: Two long cross braces (16) are fixedly mounted on the top of the long bottom plate (2), and the top ends of the long cross braces (16) are fixedly connected to the bottom of the long top plate (4).

3. The multifunctional adjustable scaffold with high safety factor according to claim 1, characterized in that: A side ladder (17) is fixedly installed between the short bottom plate (3) and the short top plate (5), and two short cross braces (18) are fixedly installed on one side of the side ladder (17), and one end of the two short cross braces (18) is fixedly connected to one side of the support tube (1).

4. The multifunctional adjustable scaffold with high safety factor according to claim 1, characterized in that: A plurality of supporting cross bars (19) are fixedly installed between the two long top plates (4), and the tops of the supporting cross bars (19) are fixedly connected to the bottoms of the top mesh plates (6).

5. The multifunctional adjustable scaffold with high safety factor according to claim 1, characterized in that: A movable bottom plate (20) is fixedly mounted on the bottom end of the support tube (1), and a movable bottom wheel (21) is rotatably mounted on the bottom of the movable bottom plate (20) via a wheel frame.

6. The multifunctional adjustable scaffold with high safety factor according to claim 1, characterized in that: Two mounting channel steels (22) are fixedly mounted on the sides of the two long bottom plates (2) that are away from each other, and a rotating plate (23) is rotatably mounted inside the mounting channel steels (22).

7. The multifunctional adjustable scaffold with high safety factor according to claim 6, characterized in that: A rotating support arm (24) is fixedly installed on one side of the rotating plate (23), and a supporting oil cylinder (25) is fixedly installed on the top of the rotating support arm (24) away from one end of the rotating plate (23).

8. The multifunctional adjustable scaffold with high safety factor according to claim 7, characterized in that: A supporting base plate (26) is fixedly mounted on the movable end of the supporting oil cylinder (25), and a limiting bolt (27) is passed through the top of the mounting channel steel (22).

9. The multifunctional adjustable scaffold with high safety factor according to claim 8, characterized in that: A positioning hole (28) adapted to a limiting bolt (27) is provided on the top of the rotating support arm (24), and a nut is threadedly connected to the surface of the limiting bolt (27).

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