Anti-toppling device for movable scaffold

Abstract

An anti-toppling device of a movable scaffold comprises a supporting frame assembly. The supporting frame assemblies are supported on the lower portions of vertical rods of the movable scaffold at intervals. The supporting frame assembly comprises a vertical fixing rod, a positive supporting rod, a positive supporting upper connecting rod, a positive supporting lower connecting rod, an auxiliary supporting rod, an auxiliary supporting upper connecting rod and an auxiliary supporting lower connecting rod. The vertical fixing rod is detachably connected with the lower part of the vertical rod; the positive supporting rod, the auxiliary supporting rod and the vertical fixing rod are arranged in a triangular mode, and the positive supporting rod and the auxiliary supporting rod are both parallel to the vertical fixing rod. The positive support upper connecting rod is obliquely connected between the positive support rod and the top of the vertical fixing rod; the positive support lower connecting rod is horizontally connected between the lower part of the positive support rod and the bottom end of the vertical fixing rod; the auxiliary support upper connecting rod is obliquely connected between the top of the auxiliary support rod and the upper part of the vertical fixing rod; the auxiliary supporting lower connecting rod is horizontally connected between the lower portion of the auxiliary supporting rod and the lower portion of the vertical fixing rod. The movable scaffold solves the technical problem that a traditional movable scaffold is prone to toppling over in the construction process.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction engineering, in particular to a mobile scaffolding anti-dumping device. Background Art

[0002] Mobile scaffolding is used for high-altitude operations throughout the entire process of construction projects. The emergence of this device has changed the traditional way of working. The advantages of mobile scaffolding are greater than those of traditional steel pipe scaffolding platforms connected by fasteners. When used in professional construction such as plumbing, electrical, and decoration, it is more mobile, flexible to operate, and highly maneuverable than traditional scaffolding, which can greatly improve the flexibility and maneuverability of construction and improve construction efficiency. However, dumping incidents often occur during the construction process. How to control the occurrence of safety accidents without affecting flexibility and maneuverability is an important issue that needs to be solved at present. Utility Model Content

[0003] The utility model aims to provide a mobile scaffolding anti-dumping device, so as to solve the technical problem that the traditional mobile scaffolding is prone to dumping during the construction process.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions.

[0005] A mobile scaffolding anti-tipping device comprises a support frame assembly; the support frame assembly has a group, which is supported at intervals on the lower part of the vertical poles of the mobile scaffolding; the support frame assembly comprises a vertical fixing rod, a main support rod, a main support upper connecting rod, a main support lower connecting rod, an auxiliary support rod, an auxiliary support upper connecting rod and an auxiliary support lower connecting rod; the vertical fixing rod is detachably connected to the lower part of the vertical pole; the vertical pole is tubular, and vertical bars are provided on the rod wall of the vertical pole at vertical intervals; the vertical bars are gourd holes; gourd hole hanging nails are provided on the side walls of the vertical fixing rods at positions corresponding to the vertical bars, and the gourd hole hanging nails are correspondingly hung in the vertical bars; the main support rod, the auxiliary support rod and the vertical fixing rod are connected to the vertical fixing rod. The rods are arranged in a triangle shape, and the main support rod and the auxiliary support rod are parallel to the vertical fixed rod; the height of the main support rod is less than that of the vertical fixed rod, and the bottom end of the main support rod is supported on the ground; the height of the auxiliary support rod is less than that of the vertical fixed rod, and the bottom end of the auxiliary support rod is supported on the ground; the upper connecting rod of the positive support is obliquely connected between the positive support rod and the top of the vertical fixed rod; the lower connecting rod of the positive support is horizontally connected between the lower part of the positive support rod and the bottom end of the vertical fixed rod; the upper connecting rod of the auxiliary support is obliquely connected between the top of the auxiliary support rod and the upper part of the vertical fixed rod; the lower connecting rod of the auxiliary support is horizontally connected between the lower part of the auxiliary support rod and the lower part of the vertical fixed rod.

[0006] Preferably, the main support rod and the auxiliary support rod are both hollow tubes, and nuts are welded to the bottom ends of the main support rod and the auxiliary support rod respectively, screws are passed through the main support rod and the auxiliary support rod respectively, and the screws are threadedly connected to the nuts; a support plate is welded to the bottom end of the screw.

[0007] Preferably, a first reinforcing rod is provided between the positive support upper connecting rod and the positive support lower connecting rod.

[0008] Preferably, a second reinforcing rod is provided between the auxiliary support upper connecting rod and the auxiliary support lower connecting rod.

[0009] Preferably, an upper annular groove is provided on the tube wall of the vertical fixing rod at a position corresponding to the auxiliary support upper connecting rod; an upper sleeve is welded to the end of the auxiliary support upper connecting rod; the upper sleeve is sleeved on the vertical fixing rod and stuck in the upper annular groove.

[0010] Preferably, a lower annular groove is provided on the tube wall of the vertical fixing rod at a position corresponding to the auxiliary support lower connecting rod; a lower sleeve is welded to the end of the auxiliary support lower connecting rod; the lower sleeve is sleeved on the vertical fixing rod and stuck in the lower annular groove.

[0011] Compared with the prior art, the utility model has the following characteristics and beneficial effects.

[0012] 1. In the utility model, a support frame assembly is arranged on the side of each upright pole of the mobile scaffolding, and the support plate of the support frame assembly is supported on the ground to ensure that the scaffolding will not tip over to the side. When the support plate is adjusted to a suitable height, it can also prevent the mobile scaffolding from sliding, eliminating the locking device of the scaffolding platform, solving the safety problem of the mobile scaffolding while saving costs, and having certain economic value.

[0013] 2. In the utility model, a screw is passed through the support rod, and the support plate is fixed at the bottom end of the screw. The height of the support plate can be adjusted by rotating the screw. When the scaffolding platform needs to be moved, the support plate can be raised without affecting the movement of the scaffolding, which can greatly improve the flexibility and maneuverability of the construction and improve the construction efficiency.

[0014] 3. In the utility model, the support rod and the vertical fixing rod are connected by a connecting piece, and the vertical rod and the vertical fixing rod are fixed by a gourd hole matching component, thereby ensuring the stability of the connection between the main body of the support frame assembly and the support frame assembly and the scaffolding platform. The scaffolding platform will not be deformed during use, which will affect the safety of the scaffolding platform.

[0015] 4. In the utility model, a support frame assembly is arranged on the side of each upright pole of the mobile scaffolding, and the support plate of the support frame assembly is supported on the ground to ensure that the scaffolding will not tip over to the side. When the support plate is adjusted to a suitable height, it can also prevent the mobile scaffolding from sliding, eliminating the locking device of the scaffolding platform, solving the safety problem of the mobile scaffolding while saving costs, and having certain economic value. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0017] Figure 1 The utility model is a three-dimensional structural schematic diagram of a mobile scaffolding anti-dumping device supported on the lower part of the mobile scaffolding upright pole.

[0018] Figure 2 It is a structural schematic diagram of the support frame assembly in the utility model.

[0019] Figure 3 It is a structural schematic diagram of a gourd hole hanging nail arranged on a vertical fixed rod in the utility model.

[0020] Figure 4 It is a schematic diagram of the connection structure between the auxiliary support upper connecting rod and the vertical rod in the utility model.

[0021] Figure 5 It is a structural schematic diagram of the utility model in which vertical holes are arranged on the neutral rod.

[0022] Figure 6 It is a schematic diagram of the connection structure between the auxiliary support lower connecting rod and the vertical rod in the utility model.

[0023] Figure 7 It is a structural schematic diagram of a support plate arranged at the bottom of the central support rod of the utility model.

[0024] Figure numerals: 1-vertical fixing rod, 2-positive supporting rod, 3-positive supporting upper connecting rod, 4-positive supporting lower connecting rod, 5-auxiliary supporting rod, 6-auxiliary supporting upper connecting rod, 7-auxiliary supporting lower connecting rod, 8-support plate, 9-hoisting nail with gourd hole, 10-first reinforcing rod, 11-horizontal fixing rod, 12-second reinforcing rod, 13-mobile scaffold, 13.1-vertical rod, 14-vertical bar hole, 15-upper annular groove, 16-upper sleeve, 17-lower annular groove, 18-lower sleeve, 19-screw, 20-roller. DETAILED DESCRIPTION

[0025] like Figure 1-7As shown, this mobile scaffolding anti-tipping device includes a support frame assembly; the support frame assembly has a group, which is supported at intervals on the lower part of the vertical pole 13.1 of the mobile scaffolding 13, and the support frame assembly includes a vertical fixing rod 1, a main support rod 2, a main support upper connecting rod 3, a main support lower connecting rod 4, an auxiliary support rod 5, an auxiliary support upper connecting rod 6 and an auxiliary support lower connecting rod 7; the vertical fixing rod 1 is detachably connected to the lower part of the vertical pole 13.1; the vertical pole 13.1 is tubular, and vertical bars 14 are provided on the rod wall of the vertical pole 13.1 at vertical intervals; the vertical bars 14 are gourd holes; gourd hole hanging nails 9 are provided on the side walls of the vertical fixing rods 1 at positions corresponding to the vertical bars 14, and the gourd hole hanging nails 9 are correspondingly hung in the vertical bars 14; the main support rods 2, the auxiliary support rods 5 and the vertical fixing rods 1 are triangular The arrangement is as follows, and the main support rod 2 and the auxiliary support rod 5 are parallel to the vertical fixing rod 1; the height of the main support rod 2 is less than the height of the vertical fixing rod 1, and the bottom end of the main support rod 2 is supported on the ground; the height of the auxiliary support rod 5 is less than the height of the vertical fixing rod 1, and the bottom end of the auxiliary support rod 5 is supported on the ground; the positive support upper connecting rod 3 is obliquely connected between the main support rod 2 and the top of the vertical fixing rod 1; the positive support lower connecting rod 4 is horizontally connected between the lower part of the positive support rod 2 and the bottom end of the vertical fixing rod 1; the auxiliary support upper connecting rod 6 is obliquely connected between the top of the auxiliary support rod 5 and the upper part of the vertical fixing rod 1, and a horizontal fixing rod 11 is connected between the auxiliary support upper connecting rod 6 and the positive support upper connecting rod 3; the auxiliary support lower connecting rod 7 is horizontally connected between the lower part of the auxiliary support rod 5 and the lower part of the vertical fixing rod 1.

[0026] In this embodiment, the vertical fixed rod 1, the main support rod 2, the main support upper connecting rod 3 and the main support lower connecting rod 4 form a main support frame, and the closed shape formed by the vertical fixed rod 1, the main support rod 2, the main support upper connecting rod 3 and the main support lower connecting rod 4 is a right-angled trapezoid; the auxiliary support rod 5, the auxiliary support upper connecting rod 6 and the auxiliary support lower connecting rod 7 together constitute the auxiliary support frame. In this embodiment, the mobile scaffolding 13 is a rectangular frame structure, and the vertical rods 13.1 are arranged at the four corner positions of the mobile scaffolding 13; the angles between the main support frame of the support frame assembly at each corner and the horizontal and vertical sides of the mobile scaffolding 13 on both sides of the corner are obtuse, and the angles between the auxiliary support frame of the support frame assembly at each corner and the horizontal and vertical sides of the mobile scaffolding 13 on both sides of the corner are obtuse; the angle between the plane where the auxiliary support frame is located and the plane where the main support frame is located is an acute angle.

[0027] In this embodiment, a roller 20 is connected to the lower end of the vertical rod 13.1.

[0028] In this embodiment, the horizontal fixing rod 11 is installed on the main support upper connecting rod 3 and the auxiliary support upper connecting rod 6 by using gourd hole hanging nails; gourd holes are provided at corresponding positions of the main support upper connecting rod 3 and the auxiliary support upper connecting rod 6.

[0029] In this embodiment, support plates 8 are respectively provided at the bottom of the main support rod 2 and the bottom of the auxiliary support rod 5 .

[0030] In this embodiment, the main support rod 2 and the auxiliary support rod 5 are hollow tubes, nuts are welded at the bottom ends of the main support rod 2 and the auxiliary support rod 5, screws 19 are passed through the main support rod 2 and the auxiliary support rod 5, and the support plate 8 is welded at the bottom end of the screw 19. The screw 19 rotates inside the main support rod 2 and the auxiliary support rod 5, driving the support plate 8 to move up and down at the bottom ends of the main support rod 2 and the auxiliary support rod 5, and supporting it on the ground or off the ground.

[0031] In this embodiment, a first reinforcing rod 10 is provided between the positive support upper connecting rod 3 and the positive support lower connecting rod 4, and two ends of the first reinforcing rod 10 are respectively welded to the positive support upper connecting rod 3 and the positive support lower connecting rod 4.

[0032] In this embodiment, a second reinforcing rod 11 is provided between the auxiliary support upper connecting rod 6 and the auxiliary support lower connecting rod 7, and both ends of the second reinforcing rod 11 are respectively welded to the auxiliary support upper connecting rod 6 and the auxiliary support lower connecting rod 7.

[0033] In this embodiment, an upper annular groove 15 is provided on the tube wall of the vertical fixing rod 1 at a position corresponding to the auxiliary support upper connecting rod 6; an upper sleeve 16 is welded to the end of the auxiliary support upper connecting rod 6; the upper sleeve 16 is sleeved on the vertical fixing rod 1 and stuck in the upper annular groove 15.

[0034] In this embodiment, a lower annular groove 17 is provided on the tube wall of the vertical fixing rod 1 at a position corresponding to the auxiliary support lower connecting rod 7; a lower sleeve 18 is welded to the end of the auxiliary support lower connecting rod 7; the lower sleeve 18 is sleeved on the vertical fixing rod 1 and stuck in the lower annular groove 17.

[0035] In this embodiment, the inner diameter of the upper sleeve 16 is smaller than the outer diameter of the vertical fixing rod 1 , and the outer surface of the upper sleeve 16 is vertically flush with the outer surface of the vertical fixing rod 1 .

[0036] In this embodiment, the inner diameter of the lower sleeve 18 is smaller than the outer diameter of the vertical fixing rod 1 , and the outer surface of the lower sleeve 18 is vertically flush with the outer surface of the vertical fixing rod 1 .

[0037] According to the above structure, the manufacturing steps of the mobile scaffolding anti-dumping device are described in detail.

[0038] Step 1, design the size of the vertical fixing rod 1 according to the vertical pole 13.1 of the mobile scaffolding 13. In this embodiment, the vertical fixing rod 1 is made of DN40mm*40*2.5mm galvanized square steel with a length of 750mm as an example; determine the position size of the vertical bar hole 14 and the gourd hole nail 9 according to the height of the device vertical pole 13.1, and then use the inspected tools such as the angle ruler to draw the required fixed position line on the vertical fixing rod 1, and then use a portable punch to punch the vertical bar holes 14 one by one, and the two vertical bar holes 14 are 650mm apart.

[0039] Step 2: Use DN40mm*40*2.5mm galvanized square steel to make the main support rod 2 and the auxiliary support rod 5; weld nuts at the lower ends of the main support rod 2 and the auxiliary support rod 5, screw a screw 19 with a diameter of 40mm into the main support rod 2 and the auxiliary support rod 5, and weld a support plate 8 at the bottom of the screw 19.

[0040] Step three, use a DN40mm*40*2.5mm galvanized square steel pipe with a length of 600mm to make the positive support lower connecting rod 4, and the two ends of the positive support lower connecting rod 4 are respectively welded to the lower part of the positive support rod 2 and the bottom end of the vertical fixing rod 1.

[0041] Step 4: Use DN40mm*40*2.5mm galvanized square steel with a length of 700mm to make the upper connecting rod 3 of the positive support. The two ends of the upper connecting rod 3 of the positive support are welded to the top of the positive support rod 2 and the vertical fixing rod 1 respectively.

[0042] Step 5: Make the auxiliary support lower connecting rod 7 with DN40mm*40*2.5mm galvanized square steel with a length of 550mm. One end of the auxiliary support lower connecting rod 7 is fixed to the bottom end of the auxiliary support rod 5, and the other end is fixed to the lower part of the vertical fixed rod 1 with a lower sleeve 18.

[0043] Step six, make the auxiliary support upper connecting rod 6 with DN40mm*40*2.5mm galvanized square steel with a length of 650mm. One end of the auxiliary support upper connecting rod 6 is fixed to the top of the auxiliary support rod 5, and the other end is fixed to the upper part of the vertical fixed rod 1 with an upper sleeve 16.

[0044] Step seven, make the first reinforcing rod 10 with a 100mm long DN20X2.0 galvanized pipe. The two ends of the first reinforcing rod 10 are respectively welded to the upper connecting rod 3 of the positive support and the lower connecting rod 4 of the positive support. The distance between the lower welding point and the vertical fixing rod 1 is 100mm, and the upper welding point is located in the middle of the upper connecting rod 3 of the positive support.

[0045] Step eight, make the second reinforcing rod 11 with a 90mm long DN20X2.0 galvanized pipe. The two ends of the second reinforcing rod 11 are respectively welded to the auxiliary support upper connecting rod 6 and the main support lower connecting rod 7. The distance between the lower welding point and the vertical fixed rod 1 is 100mm, and the upper welding point is in the middle of the auxiliary support upper connecting rod 6.

[0046] Step nine, after welding, apply anti-rust paint to the vertical fixing rod 1, the main support rod 2, the main support upper connecting piece 3, the main support lower connecting rod 4, the auxiliary support rod 5, the auxiliary support upper connecting piece 6, the auxiliary support lower connecting rod 7, the first reinforcing rod 10 and the second reinforcing rod 11.

[0047] Step 10: Connect the vertical fixed rod 1 to the vertical rod 13.1 of the mobile scaffold through the gourd hole matching component, turn the screw 19, and adjust the position of the support plate 8.

[0048] The above embodiments are not exhaustive of specific implementation methods, and there may be other embodiments. The purpose of the above embodiments is to illustrate the utility model rather than to limit the protection scope of the utility model. All applications derived from simple changes of the utility model fall within the protection scope of the utility model.

Claims

1. A mobile scaffolding anti-dumping device, characterized in that: The invention comprises a support frame assembly; the support frame assembly has a group and is supported at intervals on the lower part of the vertical pole (13.1) of the mobile scaffold (13); the support frame assembly comprises a vertical fixing rod (1), a main support rod (2), a main support upper connecting rod (3), a main support lower connecting rod (4), an auxiliary support rod (5), an auxiliary support upper connecting rod (6) and an auxiliary support lower connecting rod (7); the vertical fixing rod (1) is detachably connected to the lower part of the vertical pole (13.1); the vertical pole (13.1) is tubular, and vertical holes (14) are arranged on the rod wall of the vertical rod (13.1) at intervals in the vertical direction; the vertical holes (14) are gourd holes; gourd hole hanging nails (9) are arranged on the side wall of the vertical fixing rod (1) at positions corresponding to the vertical holes (14), and the gourd hole hanging nails (9) are correspondingly hung in the vertical holes (14); the main support rod (2), the auxiliary support rod (5) and the vertical fixing rod (1) are arranged in a triangle, and the main support rod ( 2) and the auxiliary support rods (5) are parallel to the vertical fixing rod (1); the height of the main support rod (2) is less than the height of the vertical fixing rod (1), and the bottom end of the main support rod (2) is supported on the ground; the height of the auxiliary support rod (5) is less than the height of the vertical fixing rod (1), and the bottom end of the auxiliary support rod (5) is supported on the ground; the upper connecting rod (3) of the main support is obliquely connected between the top of the main support rod (2) and the vertical fixing rod (1); the lower connecting rod (4) of the main support is horizontally connected between the lower part of the main support rod (2) and the bottom end of the vertical fixing rod (1); the upper connecting rod (6) of the auxiliary support is obliquely connected between the top of the auxiliary support rod (5) and the upper part of the vertical fixing rod (1), and a horizontal fixing rod (11) is connected between the upper connecting rod (6) of the auxiliary support and the upper connecting rod (3) of the main support; and the lower connecting rod (7) of the auxiliary support is horizontally connected between the lower part of the auxiliary support rod (5) and the lower part of the vertical fixing rod (1).

2. The mobile scaffolding anti-dumping device according to claim 1 is characterized in that: The main support rod (2) and the auxiliary support rod (5) are both hollow tubes, and nuts are welded to the bottom ends of the main support rod (2) and the auxiliary support rod (5), respectively. Screw rods (19) are respectively inserted into the main support rod (2) and the auxiliary support rod (5), and the screw rods (19) are threadedly connected to the nuts; a support plate (8) is welded to the bottom ends of the screw rods (19).

3. The mobile scaffolding anti-dumping device according to claim 1 is characterized in that: A first reinforcing rod (10) is provided between the positive support upper connecting rod (3) and the positive support lower connecting rod (4).

4. The mobile scaffolding anti-dumping device according to claim 1 is characterized in that: A second reinforcing rod (12) is provided between the auxiliary support upper connecting rod (6) and the auxiliary support lower connecting rod (7).

5. The mobile scaffolding anti-dumping device according to claim 1 is characterized in that: An upper annular groove (15) is provided on the tube wall of the vertical fixing rod (1) at a position corresponding to the auxiliary support upper connecting rod (6); an upper sleeve (16) is welded to the end of the auxiliary support upper connecting rod (6); the upper sleeve (16) is sleeved on the vertical fixing rod (1) and is clamped in the upper annular groove (15).

6. The mobile scaffolding anti-dumping device according to claim 1 is characterized in that: A lower annular groove (17) is provided on the tube wall of the vertical fixing rod (1) at a position corresponding to the auxiliary support lower connecting rod (7); a lower sleeve (18) is welded to the end of the auxiliary support lower connecting rod (7); the lower sleeve (18) is sleeved on the vertical fixing rod (1) and is clamped in the lower annular groove (17).

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