Detachable fixing system for cantilever scaffold

Abstract

The utility model discloses a detachable fixing system for an overhanging scaffold, which comprises an anchoring part arranged on an upper structural beam, an angle controller arranged on the anchoring part, an overhanging beam sleeve arranged on the angle controller in an angle-adjustable manner, and a fixing part arranged on the overhanging beam sleeve, the cantilever beam sleeve is arranged in the horizontal direction, the cantilever beam sleeve and the angle controller are connected through two long-rod bolts which are crossed up and down and lock the installation angle, and the cantilever beam is arranged in the cantilever beam sleeve in a sleeved mode and stretches out of the outer side of the upper structural beam. The adjustable supporting components are supported between the lower structural beam and the lower end of the cantilever beam sleeve and between the lower structural beam and the lower end of the cantilever beam, and the steel cable is obliquely pulled between the cantilever beam and the anchoring part or the upper structural beam. The utility model can be suitable for installing the overhanging scaffold at the corner joint of a building frame structure, and has the advantage of reliable and stable installation.

Description

Technical Field

[0001] The utility model relates to the field of construction, in particular to a detachable fixing system for a cantilever scaffold. Background Art

[0002] During the construction process, cantilever scaffolding is installed on the building frame structure through cantilever beams, and construction workers stand on the cantilever scaffolding to carry out subsequent construction on the building frame structure. Cantilever beams are generally anchored on the structural beams of the building frame structure through embedded parts. After bearing the gravity of the scaffolding, the connection with the structural beam is prone to loosening, and the reliability and stability of the connection are poor. In addition, when constructing non-right-angle construction nodes such as positive and negative corners, it is difficult to install cantilever beams on the structural beams at non-vertical angles. Therefore, how to install the cantilever beams of the cantilever scaffolding on the building frame structure at an adjustable angle to be suitable for installing cantilever scaffolding at corner nodes such as positive corners has become a technical problem that urgently needs to be solved in this field. Utility Model Content

[0003] The purpose of the utility model is to provide a detachable fixing system for a cantilever scaffolding to solve the problem of poor installation stability of traditional cantilever beams and how to install the cantilever beams of the cantilever scaffolding on the building frame structure with adjustable horizontal angles so as to be suitable for installing the cantilever scaffolding at the corner nodes of the building frame structure.

[0004] In order to solve the above technical problems, the utility model provides a detachable fixing system for a cantilever scaffolding, comprising an anchor arranged on an upper structural beam, an angle controller arranged on the anchor, the angle controller being vertically arranged below the upper structural beam, a cantilever beam sleeve adjustable in angle mounted on the angle controller, the cantilever beam sleeve being arranged in a horizontal direction, the cantilever beam sleeve and the angle controller being connected and locked in an installation angle by two long rod bolts crossing each other up and down, a cantilever beam sleeved in the cantilever beam sleeve and extending out of the outer side of the upper structural beam, an adjustable supporting member supported between the lower structural beam and the lower end of the cantilever beam sleeve and the lower end of the cantilever beam, and a steel cable diagonally stretched between the cantilever beam and the anchor or the upper structural beam.

[0005] Furthermore, the utility model provides a detachable fixing system for a cantilever scaffolding, wherein the anchor comprises a U-shaped clamp, and the bottom plate and two side plates of the U-shaped clamp are respectively arranged in close contact with the bottom surface and two side surfaces of the upper structural beam, and through bolts are arranged on the two side plates of the U-shaped clamp, and the through bolts penetrate the upper structural beam to set the U-shaped clamp on the upper structural beam.

[0006] Furthermore, the utility model provides a detachable fixing system for a cantilever scaffolding, wherein the U-shaped clamp includes a straight side plate located on the outer side surface of the upper structural beam and aligned with the lower end surface of the upper structural beam, and an L-shaped plate located on the inner side surface of the upper structural beam, the transverse plate of the L-shaped plate is the bottom plate of the U-shaped clamp, and the vertical plate and the straight side plate of the L-shaped plate are the two side plates of the U-shaped clamp.

[0007] Furthermore, the utility model provides a detachable fixing system for the cantilever scaffolding, wherein the anchor also includes a gap-filling plate, wherein the gap-filling plate extends at both ends along the length direction of the upper structural beam and is aligned at both ends of the transverse plate of the L-shaped plate, and the gap-filling plate is connected to the lower end of the linear side plate and the transverse plate of the L-shaped plate by bolts.

[0008] Furthermore, the utility model provides a detachable fixing system for a cantilever scaffolding, wherein the angle controller comprises a cylinder, and a plurality of upper and lower double-layer control holes arranged in a radial direction of the cylinder, the upper and lower control holes forming a plurality of groups perpendicular to each other; a groove for rotatable mounting of the cylinder is provided on the cantilever beam sleeve, and sleeve holes for two groups of upper and lower crossed long-rod bolts are respectively penetrated through the groove in the length direction and the width direction, and the two sleeve holes are interconnected and perpendicular; the cantilever beam sleeve is rotated through the groove and the cylinder of the angle controller to set the cantilever beam sleeve and the cantilever beam thereon at an angle relative to the structural beam on the angle controller, and the two sleeve holes on the cantilever beam sleeve are aligned with each of the upper and lower double-layer control holes of the angle controller, so that the adjustable angle of the cantilever beam sleeve can be set on the angle controller by passing two long-rod bolts through the two sleeve holes and the aligned upper and lower control holes respectively.

[0009] Furthermore, the utility model provides a detachable fixing system for a cantilever scaffolding, wherein the adjustable supporting member includes a top support and a bottom support, the top support includes a vertical support and a diagonal support connected thereto, the vertical support and the bottom support are connected in an adjustable length, and the upper end of the vertical support, the upper end of the diagonal support and the lower end of the bottom support are all provided with horizontally distributed support plates; the vertical support and the diagonal support are respectively abutted against the cantilever beam sleeve and the cantilever beam through the support plates thereon and are connected by bolts, and the bottom support is abutted against the lower structural beam through the support plates thereon and is connected to the lower structural beam by embedded bolts.

[0010] Furthermore, in the detachable fixing system of the cantilever scaffolding provided by the utility model, the vertical supports and the bottom supports are provided with support holes at equal intervals along the length direction, and at least one group of rods connected to the support holes.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The utility model provides a detachable fixing system for cantilever scaffolding, which is used to install the cantilever scaffolding on the cantilever beam. The cantilever beam can rotate relative to the angle controller, thereby adjusting the horizontal angle between the cantilever beam and the upper structural beam, so as to be suitable for installing the cantilever scaffolding at the corner node of the building frame structure.

[0013] The utility model provides a detachable fixing system for a cantilever scaffolding, wherein two long-rod bolts crossing each other up and down can insert and lock a cantilever beam sleeve and an angle controller installed at a rotation angle, thereby improving the reliability and stability of the cantilever beam sleeve and the cantilever beam thereon being connected to the angle controller.

[0014] The utility model provides a detachable fixing system for cantilever scaffolding, in which the cantilever beam is fixed by a steel cable and supported by an adjustable supporting member, so that the cantilever beam is connected by pulling up and supporting down, thereby improving the reliability and stability of the cantilever beam installed on the building frame structure. When the cantilever beam is subjected to the gravity of the cantilever scaffolding, the cantilever beam is ensured to be in a horizontal state by the upper pulling force of the steel cable and the lower supporting force of the adjustable supporting member, thereby improving the structural stress of the cantilever beam. The adjustable supporting member is suitable for building frame structures of different storey heights.

[0015] The detachable fixing system of the cantilever scaffold provided by the utility model can be disassembled and recycled after use, and has the advantages of green construction, energy saving and environmental protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of a detachable fixing system of a cantilever scaffold;

[0017] Figure 2 It is an enlarged view of the connection node between the angle controller and the cantilever beam sleeve;

[0018] Figure 3 It is the front view of the straight side panel;

[0019] Figure 4 It is a top view of the straight side panel;

[0020] Figure 5 It is a structural diagram of the gap filling plate;

[0021] Figure 6 This is the main view of the L-shaped plate;

[0022] Figure 7 It is a side view of the L-shaped plate;

[0023] Figure 8 It is a schematic diagram of the main structure of the connection between the L-shaped plate and the angle controller;

[0024] Fig. 9is a schematic diagram of the side view structure of the connection between the L-shaped plate and the angle controller;

[0025] Fig.10 It is a structural schematic diagram showing that the L-shaped plate, the angle controller and the cantilever beam sleeve are in a separated state;

[0026] Fig.11 It is a schematic diagram of the three-dimensional structure of the angle controller;

[0027] Fig.12 is the main view of the angular controller;

[0028] Fig.13 is a top-down cross-sectional view of the angle controller;

[0029] Fig.14 is a cross-sectional view of the upper control hole of the angle controller;

[0030] Fig.15 is a cross-sectional view of the lower control hole of the angle controller;

[0031] Fig.16 It is the main view of the cantilever beam sleeve;

[0032] Fig.17 It is a top view of the cantilever beam sleeve;

[0033] Fig.18 It is a schematic diagram of the structure of the top support;

[0034] Fig.19 It is a structural diagram of the bottom support;

[0035] As shown in the figure:

[0036] 100. Detachable fixing system of cantilever scaffolding, 110. Anchor, 111. Straight side plate, 112. L-shaped plate, 113. Through bolt, 114. Ring, 115. Filling plate, 116. Waist hole, 120. Angle controller, 121. Cylinder, 122. Control hole, 130. Cantilever beam sleeve, 131. Groove, 132. Sleeve hole, 140. Long rod bolt, 150. Cantilever beam, 151. Scaffolding fixed base, 160. Adjustable supporting member, 161. Top support, 161-1. Vertical support, 161-2. Diagonal support, 162. Bottom support, 163. Support plate, 164. Support hole, 170. Steel cable, 180. Bolt;

[0037] 200, upper structural beam;

[0038] 300. Lower structural beam. DETAILED DESCRIPTION

[0039] The utility model is described in detail below in conjunction with the accompanying drawings: According to the following description, the advantages and features of the utility model will be more clearly understood. It should be noted that the accompanying drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the utility model.

[0040] Please refer to Figure 1 The detachable fixing system 100 of the cantilever scaffold provided by the embodiment of the utility model comprises an anchor 110 arranged on an upper structural beam 200, an angle controller 120 arranged on the anchor 110, the angle controller 120 being arranged vertically below the upper structural beam 200, a cantilever beam sleeve 130 adjustable in angle mounted on the angle controller 120, the cantilever beam sleeve 130 being arranged in a horizontal direction, the cantilever beam sleeve 130 and the angle controller 120 being connected and locked with two long rod bolts 140 crossing each other up and down, a cantilever beam 150 sleeved in the cantilever beam sleeve 130 and extending out of the outer side of the upper structural beam 200, an adjustable supporting member 160 supported between the lower structural beam 300 and the lower end of the cantilever beam sleeve 130 and the lower end of the cantilever beam 150, and a steel cable 170 diagonally stretched between the cantilever beam 150 and the anchor 110 or the upper structural beam 200.

[0041] Please refer to Figure 1 The embodiment of the utility model provides a detachable fixing system 100 for a cantilever scaffold, wherein the anchor 110 includes a U-shaped splint, and the bottom plate and two side plates of the U-shaped splint are respectively arranged in contact with the bottom surface and two side surfaces of the upper structural beam 200, and through bolts are provided on the two side plates of the U-shaped splint, and the through bolts penetrate the upper structural beam 200 to set the U-shaped splint on the upper structural beam 200. The anchor 110 of this structure can be firmly set on the upper structural beam 200. At this time, the angle controller 120 can be welded to the bottom plate of the U-shaped splint. Of course, in order to realize the setting of the angle controller 120 on the bottom surface of the upper structural beam 200, the anchor 110 can also be an embedded plate anchored on the bottom surface of the upper structural beam 200 through an embedded part. The embedded plate is welded to the angle controller 120.

[0042] Please refer to Figure 3 to Figure 4 , Figure 6 to Figure 7 , Figures 8 to 9In order to facilitate the detachable installation of the anchor 110, the detachable fixing system 100 of the cantilever scaffold provided in the embodiment of the utility model, the U-shaped splint includes a straight side plate 111 located on the outer side of the upper structural beam 200 and aligned with the lower end surface of the upper structural beam 200, and an L-shaped plate 112 located on the inner side of the upper structural beam 200, the transverse plate of the L-shaped plate 112 is the bottom plate of the U-shaped splint, and the vertical plate of the L-shaped plate 112 and the straight side plate 111 are the two side plates of the U-shaped splint. A through hole for the through bolt 113 to pass through is provided on the vertical plate of the L-shaped plate 112. A collar 114 can be provided on the straight side plate 111 for connecting the steel cable 170, and the collar 114 can prevent the steel cable 170 from being cut after being subjected to force.

[0043] The anchor 110 of this structure is only connected to the upper structural beam 200, not to the structural plate, so as to avoid perforating the structural plate.

[0044] Please refer to Figure 1 to Figure 2 and Figure 5 In order to adapt to the upper structural beams 200 of various width ranges and improve the reliability of the anchor 110 on the upper structural beam 200, the embodiment of the utility model provides a detachable fixing system 100 for cantilever scaffolding, wherein the anchor 110 also includes a gap filling plate 115, and the gap filling plate 115 extends along the two ends of the length direction of the upper structural beam 200 and is aligned at the two ends of the transverse plate of the L-shaped plate 112, and the gap filling plate 115 is connected to the lower end of the linear side plate 111 and the transverse plate of the L-shaped plate 112 by bolts. A plurality of through holes or waist-shaped holes can be set on the gap filling plate 115, so as to connect the gap filling plate 115 to the transverse plate of the L-shaped plate 112 by bolts 180.

[0045] Please refer to Figure 2 , Figures 10 to 17In order to realize that the cantilever beam sleeve 130 can be rotatably mounted on the angle controller 120, the cantilever scaffold detachable fixing system 100 provided by the embodiment of the utility model comprises a cylindrical body 121, and a plurality of upper and lower double-layer control holes 122 arranged along the radial direction of the cylindrical body 121, and the upper and lower control holes 122 form a plurality of groups perpendicular to each other; the cantilever beam sleeve 130 is provided with a groove 131 for rotatably mounting the cylindrical body 121, and the cantilever beam sleeve 130 is respectively penetrated through the groove 131 in the length direction and the width direction, and two groups of long rod bolts 140 for passing through the groove 131 are respectively provided in the length direction and the width direction. The cantilever beam sleeve 130 is rotated through the groove 131 and the cylindrical body 121 of the angle controller 120 to set the cantilever beam sleeve 130 and the cantilever beam 150 thereon at an angle relative to the structural beam on the angle controller 120, and the two sleeve holes 132 on the cantilever beam sleeve 130 are aligned with each of the upper and lower double-layer control holes 122 of the angle controller 120, so that the cantilever beam sleeve 130 can be set on the angle controller 120 at an adjustable angle by passing two long-rod bolts 140 through the two sleeve holes 132 and the aligned upper and lower control holes 122. The rotation angle adjustment of the cantilever beam sleeve 130 and the angle controller 120 can make the cantilever beam 150 in the cantilever beam sleeve 130 arranged at different angles around the building, that is, the horizontal angle between the cantilever beam 150 and the upper structural beam 200 can be adjusted. The cantilever beam 150 can be installed on a vertical surface or at a corner such as a positive angle. By setting the angle of the control hole 122, the cantilever beam sleeve 130 can be adjusted between 0°, 18°, 36°, 54°, 72°, and 90° relative to the angle controller. The cantilever beam sleeve 130 has sleeve holes 132 perpendicular to each other on the upper and lower layers, which are used to align with the control holes 122 of the corresponding layer of the angle controller 120 to realize the steering of the cantilever beam sleeve 130.

[0046] Please refer to Figure 1 and Figure 18 to Figure 19In order to adapt to different floor heights between upper and lower structural beams, and to tightly support the cantilever beam sleeve 130 and the cantilever beam 150, the cantilever scaffolding detachable fixing system 100 provided by the embodiment of the utility model, the adjustable supporting member 160 includes a top support 161 and a bottom support 162, the top support 161 includes a vertical support 161-1 and a diagonal support 161-2 connected thereto, the vertical support 161-1 is connected to the bottom support 162 in an adjustable length, and the vertical support The upper end of 161-1, the upper end of the diagonal brace 161-2 and the lower end of the bottom brace 162 are all provided with horizontally distributed support plates 163; the vertical brace 161-1 and the diagonal brace 161-2 are respectively supported on the cantilever beam sleeve 130 and the cantilever beam 150 through the support plates 163 thereon and are connected by bolts 180, and the bottom brace 162 is supported on the lower structural beam 300 through the support plates 163 thereon and is connected to the lower structural beam 300 by embedded bolts. The vertical brace 161-1 and the bottom brace 162 are both provided with support holes 164 with equal intervals along the length direction, and at least one rod member (not shown) connected to the support holes 164. The rod member can be a bolt, a pin, etc. Of course, the vertical brace 161-1 and the bottom brace 162 can also be a threaded connection structure to achieve the purpose of adjustable length. That is, the top support 161 is a tree-branch structure composed of a vertical support 161-1 and a diagonal support 161-2, which has the advantage of good stress resistance. The cantilever beam 150 can be an I-beam, and the diagonal support 161-2 is against the middle of the cantilever beam 150 to improve the structural stress resistance of the cantilever beam 150.

[0047] The detachable fixing system 100 for cantilever scaffolding provided in the embodiment of the utility model is used to install the cantilever scaffolding on the cantilever beam 150. The cantilever beam 150 can rotate relative to the angle controller 120, thereby adjusting the horizontal angle between the cantilever beam 150 and the upper structural beam 200, so as to be suitable for installing the cantilever scaffolding at the corner node of the building frame structure. A plurality of scaffolding fixing bases 151 can be provided on the cantilever beam 150 for installing the cantilever scaffolding.

[0048] The detachable fixing system 100 of the cantilever scaffolding provided in the embodiment of the utility model, the two long rod bolts 140 crossing each other up and down can insert and lock the cantilever beam sleeve 130 and the angle controller 120 installed at a rotation angle, thereby improving the reliability and stability of the cantilever beam sleeve 130 and the cantilever beam 150 thereon connected to the angle controller 120.

[0049] In the detachable fixing system 100 of the cantilever scaffold provided by the embodiment of the utility model, the cantilever beam 150 is fixed by the steel cable 170 and supported by the adjustable support member 160, so that the cantilever beam 150 is connected by the method of pulling up and supporting down, thereby improving the reliability and stability of the cantilever beam 150 installed on the building frame structure. When the cantilever beam 150 is subjected to the gravity of the cantilever scaffold, the cantilever beam 150 is ensured to be in a horizontal state by the upper pulling force of the steel cable 170 and the lower supporting force of the adjustable support member 160, thereby improving the structural stress of the cantilever beam 150. The adjustable support member 160 is suitable for building frame structures of different storey heights.

[0050] The detachable fixing system 100 of the cantilever scaffold provided in the embodiment of the utility model can be disassembled and recycled after use, and has the advantages of green construction, energy saving and environmental protection.

[0051] The detachable fixing system 100 for the cantilever scaffold provided in the embodiment of the utility model can also more effectively reduce the errors caused by human construction during construction, and can more effectively reduce the risk of accidents.

[0052] The present utility model is not limited to the above-mentioned specific implementation modes. Obviously, the above-mentioned embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments obtained by ordinary technicians in this field based on the described embodiments of the present utility model belong to the scope of protection of the present utility model. Those skilled in the art can make other levels of modifications and changes to the present utility model. In this way, if these modifications and changes of the present utility model fall within the scope of the claims of the present utility model, the present utility model is also intended to include these changes and changes.

Claims

1. A detachable fixing system for cantilever scaffolding, characterized in that: It includes an anchor arranged on the upper structural beam, an angle controller arranged on the anchor, the angle controller is vertically arranged below the upper structural beam, a cantilever beam sleeve with an adjustable angle installed on the angle controller, the cantilever beam sleeve is arranged in the horizontal direction, the cantilever beam sleeve and the angle controller are connected and locked with two long rod bolts crossing each other up and down, a cantilever beam sleeved in the cantilever beam sleeve and extending out of the outer side of the upper structural beam, an adjustable supporting member supported between the lower structural beam and the lower end of the cantilever beam sleeve and the lower end of the cantilever beam, and a steel cable diagonally stretched between the cantilever beam and the anchor or the upper structural beam.

2. The detachable fixing system for cantilever scaffolding according to claim 1 is characterized in that: The anchoring member comprises a U-shaped clamp, the bottom plate and two side plates of the U-shaped clamp are respectively arranged in contact with the bottom surface and two side surfaces of the upper structural beam, and through bolts are arranged on the two side plates of the U-shaped clamp, which penetrate the upper structural beam to set the U-shaped clamp on the upper structural beam.

3. The detachable fixing system for cantilever scaffolding according to claim 2 is characterized in that: The U-shaped splint includes a straight side plate located on the outer side of the upper structural beam and aligned with the lower end surface of the upper structural beam, and an L-shaped plate located on the inner side of the upper structural beam. The transverse plate of the L-shaped plate is the bottom plate of the U-shaped splint, and the vertical plate and the straight side plate of the L-shaped plate are the two side plates of the U-shaped splint.

4. The detachable fixing system for cantilever scaffolding according to claim 3 is characterized in that: The anchor also includes a gap-filling plate, which extends at both ends of the length direction of the upper structural beam and is aligned at both ends of the transverse plate of the L-shaped plate. The gap-filling plate is connected to the lower end of the linear side plate and the transverse plate of the L-shaped plate by bolts.

5. The detachable fixing system for cantilever scaffolding according to claim 1 is characterized in that: The angle controller includes a cylinder, and a plurality of upper and lower double-layer control holes arranged along the radial direction of the cylinder, and the upper and lower control holes form a plurality of groups perpendicular to each other; a groove for rotatably mounting the cylinder is provided on the cantilever beam sleeve, and sleeve holes for two groups of upper and lower crossed long-rod bolts are respectively penetrated through the groove in the length direction and the width direction, and the two sleeve holes are mutually connected and perpendicular; the cantilever beam sleeve is rotated through the groove and the cylinder of the angle controller to set the cantilever beam sleeve and the cantilever beam thereon at an angle relative to the structural beam on the angle controller, and align the two sleeve holes on the cantilever beam sleeve with each of the upper and lower double-layer control holes of the angle controller, so that the adjustable angle of the cantilever beam sleeve can be set on the angle controller by passing two long-rod bolts through the two sleeve holes and the aligned upper and lower control holes respectively.

6. The detachable fixing system for cantilever scaffolding according to claim 1 is characterized in that: The adjustable supporting member includes a top support and a bottom support, the top support includes a vertical support and a diagonal support connected thereto, the vertical support is connected to the bottom support in an adjustable length, the upper end of the vertical support, the upper end of the diagonal support and the lower end of the bottom support are all provided with horizontally distributed supporting plates; the vertical support and the diagonal support are respectively supported on the cantilever beam sleeve and the cantilever beam through the support plates thereon and are connected by bolts, and the bottom support is supported on the lower structural beam through the support plates thereon and is connected to the lower structural beam by embedded bolts.

7. The detachable fixing system for cantilever scaffolding according to claim 6 is characterized in that: The vertical support and the bottom support are both provided with support holes with equal intervals along the length direction, and at least one group of rods connected to the support holes.

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