CN209780193U - Suspension type scaffold - Google Patents

Suspension type scaffold Download PDF

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Publication number
CN209780193U
CN209780193U CN201920067984.3U CN201920067984U CN209780193U CN 209780193 U CN209780193 U CN 209780193U CN 201920067984 U CN201920067984 U CN 201920067984U CN 209780193 U CN209780193 U CN 209780193U
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CN
China
Prior art keywords
connecting piece
pull rod
supporting beam
main
rods
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CN201920067984.3U
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Chinese (zh)
Inventor
王立方
王自胜
韦佑鑫
邓培
姚继鑫
宋远亮
马贤涛
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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Abstract

The utility model discloses a suspension type scaffold. This suspension type scaffold frame includes the many main tributary supporting beams that set up with concrete main part facade is perpendicular, and every main tributary supporting beam passes through the pull rod and links to each other with the member of encorbelmenting, and the upper end of pull rod is gone up the connecting piece through the pull rod and is hung on the member of encorbelmenting, and the lower extreme of pull rod all links to each other with the main tributary supporting beam through connecting piece under the pull rod, and two adjacent main tributary supporting beams all are connected through the cross bracing roof beam. The suspension scaffold has the advantages of large cantilever length and large construction range, and increases the accuracy and safety of construction; the hanging basket and the scaffold are combined, and the hanging basket has the advantages of being fast in assembling and disassembling, large in cantilever length, wide in operation surface, small in influence on other operation procedures, capable of being used in a circulating mode and the like.

Description

Suspension type scaffold
Technical Field
the utility model relates to a suspension type scaffold.
background
In order to highlight the gas field of a building and highlight the building status, a roof is usually designed with a cantilever shape of a roof cap. During the construction of the roof cap, after the construction of the main supporting stress structure is finished, the construction of the decorative surface needs to be carried out at the bottom of the roof cap, but the construction operation platform is difficult to set up at the position. The traditional mode adopts steel pipe console mode scaffold, overhanging type scaffold or hanging flower basket mainly, finds that these several kinds of modes all have some defects in actual work progress, for example: (1) when the overhanging component is longer in overhanging and higher in elevation, the common steel pipe scaffold and the hanging basket have greater limitations; (2) the hanging basket is troublesome to mount and fix, the horizontal working surface is limited, the stability of an operating platform is poor, the potential safety hazard is more, the overhanging length is limited, and the construction of the related working procedures of the vertical surface of the concrete main body and the roof is influenced; (3) the overhanging type scaffold is limited in overhanging length, large in erection quantity, troublesome in procedure disassembly and assembly, small in pole setting distance and capable of influencing construction of other procedures in the range of an overhanging layer.
Therefore, a new operation structure is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pin-connected panel ann tears fast, the length of encorbelmenting is big, the operation face is spacious, design processing, can have enough to meet the need suspension type scaffold frame of use, has solved the problem that exists among the prior art.
the utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
the utility model provides a suspension type scaffold, includes many main tributary supporting beams that one end and concrete main part facade are connected, the main tributary supporting beam is located same horizontal plane, and the one end that the main tributary supporting beam is close to the concrete main part facade all links to each other with the concrete main part facade through a main tributary supporting beam connecting piece, and every main tributary supporting beam all links to each other with the component of encorbelmenting through a set of pull rod, and two adjacent main tributary supporting beams all are connected through the cross bracing roof beam of a plurality of perpendicular to main tributary supporting beams, and every cross bracing roof beam's both ends link to each other with the main tributary supporting beam through a cross bracing roof beam connecting piece respectively, the main tributary supporting.
The upper end of the pull rod is hung on the overhanging component through a pull rod upper connecting piece, and the lower end of the pull rod is connected with the main supporting beam through a pull rod lower connecting piece.
The top of the grid platform is provided with a step frame, the step frame is formed by assembling step vertical rods, step transverse rods and step longitudinal rods, the cross parts of the step vertical rods, the step transverse rods and the step longitudinal rods are connected through fasteners, the lower ends of the step vertical rods are connected with the grid platform through step vertical rod connecting pieces, and pedals are paved on the step surfaces of the step frame.
the main supporting beam connecting piece comprises a T-shaped connecting piece fixed on the vertical surface of the concrete main body through a chemical anchor bolt, and the end part of the main supporting beam is connected with the T-shaped connecting piece through a bolt; the upper connecting piece of the pull rod is a splicing square frame which can be sleeved on the overhanging component, the splicing square frame is formed by sequentially connecting three short rods through bolts and then connecting the three short rods with the pull rod, the lower connecting piece of the pull rod is a connecting lug plate welded on the main supporting beam, and the lower end of the pull rod is connected with the connecting lug plate through bolts; the transverse supporting beam connecting piece is a connecting lug plate welded on the main supporting beam, and two ends of the transverse supporting beam are connected with the connecting lug plate through bolts.
The step vertical rod connecting piece comprises a sleeve welded at the top of the grid platform, the lower end of the step vertical rod is inserted into the sleeve, and a bolt penetrating into the sleeve through the head is tightly propped in the sleeve.
Two adjacent cross support beams are connected through a plurality of auxiliary support beams.
be equipped with reinforced structure in the concrete main part that is close to the component of encorbelmenting of installation, reinforced structure is including being many reinforcing beams that the broken line was arranged at concrete main part top, and the tip of every reinforcing beam all links to each other with the top of concrete main part through a reinforcing beam connecting piece.
the reinforcing beam connecting piece comprises a reinforcing beam base plate fixed on the concrete main body through a chemical anchor bolt, a reinforcing beam connecting plate is welded on the reinforcing beam base plate, and two ends of the reinforcing beam are connected with the reinforcing beam connecting plate through bolts.
The utility model adopts the above structure, have following advantage:
The utility model discloses suspension type scaffold puts up, hangs through the pull rod and is connected with the member of encorbelmenting, connects through main tributary supporting beam and concrete main part facade, has fused the characteristics of hanging flower basket and scaffold, guarantees the stability and the security of platform, has that the construction range is big, the length of encorbelmenting is big, the pin-connected panel ann tears open fast, the length of encorbelmenting is big, the working face is spacious, little, the design processing to other operation processes of influence, can have enough to meet the need characteristics such as use, increased the accuracy and the security of construction; the supporting beam can offset the torque applied to the concrete main body by the whole load of a part of scaffold, so that the load borne by the cantilever member is reduced, and the reinforcement required by the concrete main body can be reduced to a certain extent; the pull rod and the main supporting beam can be firstly modularly preassembled on the ground, so that the overhead working capacity can be reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view after a step frame is built on the top of a grid platform;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of the portion B in FIG. 2;
FIG. 5 is an enlarged schematic view of the T-shaped connector;
FIG. 6 is an enlarged schematic view of the connecting member on the drawbar;
FIG. 7 is an enlarged view of the lower connecting member of the drawbar;
FIG. 8 is an enlarged schematic view of the connecting member of the step vertical rod;
Fig. 9 is an enlarged structural view of a reinforcing beam connecting member.
In the figure, 1, a main supporting beam, 2, a main supporting beam connecting piece, 21, a T-shaped connecting piece, 3, a pull rod, 4, a pull rod upper connecting piece, 41, a short rod, 5, a pull rod lower connecting piece, 51, a connecting lug plate, 6, a transverse supporting beam, 7, a transverse supporting beam connecting piece, 8, a step vertical rod, 9, a step transverse rod, 10, a step longitudinal rod, 12, a step vertical rod connecting piece, 121, a sleeve, 13, a pedal, 14, an auxiliary supporting beam, 15, a reinforcing beam, 16, a reinforcing beam connecting piece, 161, a reinforcing beam base plate, 162 and a reinforcing beam connecting plate.
The specific implementation mode is as follows:
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.
Example 1:
as shown in fig. 1, this embodiment suspension type scaffold, many main tributary supporting beams 1 that one end is connected with the concrete main part facade, main tributary supporting beam 1 is located same horizontal plane, and main tributary supporting beam 1 is close to the one end of concrete main part facade and all links to each other with the concrete main part facade through a main tributary supporting beam connecting piece 2, and every main tributary supporting beam 1 all links to each other with the component of encorbelmenting through a set of pull rod 3, and two adjacent main tributary supporting beams 1 all connect through the cross bracing roof beam 6 of a plurality of perpendicular to main tributary supporting beam 1, and every cross bracing roof beam 6's both ends link to each other with main tributary supporting beam 1 through a cross bracing roof beam connecting piece 7 respectively, main tributary supporting beam 1 and cross bracing roof beam 6 arrange.
the upper end of the pull rod 3 is hung on the overhanging member through a pull rod upper connecting piece 4, and the lower end of the pull rod 3 is connected with the main support beam 1 through a pull rod lower connecting piece 5.
during specific construction, the connecting position of the transverse supporting beam connecting piece 7 and the vertical surface of the concrete main body deviates 10cm from the connecting position of the cantilever member and the vertical surface of the concrete main body to the left side or the right side, so that the vertical surface of the concrete main body is prevented from being stressed too intensively. In addition, the main support beam is preferably vertically connected to the concrete body facade in a positional relationship.
this embodiment suspension type scaffold puts up hangs through the pull rod and is connected with the member of encorbelmenting, connects through main tributary supporting beam 1 and concrete body facade, and a supporting beam can offset the moment of torsion that some scaffold frame overall load applyed in the concrete body to reduce the load that the member of encorbelmenting received, can reduce the reinforcement that the concrete body needs to a certain extent. The traditional overhanging scaffold is cantilevered by fixing one end of a supporting beam at the top of a concrete main body, the overhanging mode is lower supporting type supporting, the supporting beam at the lower part bears the whole load, and the torque applied to the connecting position of the concrete main body and the supporting beam is larger.
Example 2:
In this embodiment, the number of each group of tie rods 3 is two, and the tie rods are respectively connected with the middle part of the main support beam 1 and one end far away from the vertical surface of the concrete main body, so as to ensure the balanced stress of the main support beam.
Example 3:
The present embodiment is different from embodiment 2 in that:
As shown in fig. 1 to 9, a step frame is provided at the top of the grid platform to facilitate the construction operation of workers at different heights.
The step frame is formed by assembling step upright stanchions 8, step cross rods 9 and step longitudinal rods 10, the cross parts of the step upright stanchions 8, the step cross rods 9 and the step longitudinal rods 10 are connected through fasteners, the lower ends of the step upright stanchions 8 are connected with the grid platform through step upright stanchion connecting pieces 12, and pedals 13 are paved on the step surfaces of the step frame. The fastener is the ordinary fastener that puts up the scaffold frame and use among the prior art, is equipped with the guardrail in the side of step frame, prevents the emergence of the accident of falling, guarantees workman's construction safety.
Step pole setting connecting piece 12 is including welding in the sleeve pipe 121 at net platform top, the lower extreme of step pole setting 8 is pegged graft in sleeve pipe 121 to the bolt top that penetrates in sleeve pipe 121 through the head is tight in sleeve pipe 121, adopts above-mentioned mounting structure to realize convenient installation, the dismantlement of step frame, and have enough to meet the need the use.
Example 4:
as shown in fig. 1 to 9, in this embodiment, the main support beam connector 2, the upper tie rod connector 4, the lower tie rod connector 5, and the cross support beam connector 7 adopt the following specific forms:
the main supporting beam connecting piece 2 comprises a T-shaped connecting piece 21 fixed on the vertical surface of the concrete main body through a chemical anchor bolt, and the end part of the main supporting beam 1 is connected with the T-shaped connecting piece 21 through a bolt; the upper pull rod connecting piece 4 is a splicing square frame which can be sleeved on the overhanging component, the splicing square frame is formed by sequentially connecting three short rods 41 through bolts and then connecting the three short rods with the pull rod 3, the lower pull rod connecting piece 5 is a connecting lug plate 51 welded on the main supporting beam 1, and the lower end of the pull rod 3 is connected with the connecting lug plate 51 through bolts; the cross support beam connecting piece 7 is a connecting lug plate 51 welded on the main support beam 1, and two ends of the cross support beam 6 are connected with the connecting lug plate 51 through bolts.
the upper end of the pull rod 3 is hung on the cantilever member through the splicing square frame, so that the installation and later-stage dismantling are convenient, and the cantilever member is not damaged.
Example 5:
As shown in fig. 1-9, two adjacent cross support beams 6 are connected by a plurality of secondary support beams 14, and the primary support beams, the cross support beams and the secondary support beams cross each other to form a grid platform. In order to improve the construction safety, during actual operation, a safety net is laid on the upper surface of the grid platform.
example 6:
as shown in fig. 1 to 9, when the original concrete body cannot satisfy the load requirement for installing the suspended scaffold, the concrete body needs to be reinforced, so that the present embodiment is provided with a reinforcing structure on the concrete body near the installation cantilever member, the reinforcing structure including a plurality of reinforcing beams 15 arranged at the top of the concrete body in a zigzag manner, and the end of each reinforcing beam 15 is connected to the top of the concrete body through a reinforcing beam connecting member 16.
The reinforcing beam connecting member 16 includes a reinforcing beam pad 161 fixed to the concrete body by a chemical anchor, a reinforcing beam connecting plate 162 welded to the reinforcing beam pad 161, and both ends of the reinforcing beam 16 are connected to the reinforcing beam connecting plate 162 by bolts.
in each of the above embodiments, the main support beam, the cross support beam, and the sub support beam are i-beams, and the tie bar and the reinforcing beam are channel beams.
The construction method of the suspension scaffold in embodiment 1 includes the following steps:
(1) connecting the pull rods 3 with the main support beams 1 through pull rod lower connecting pieces 5, and hoisting each group of connected pull rods 3 and main support beams 1 to the installation height; the specific method comprises the following steps: welding each connecting lug plate on a main supporting beam on the ground, fixing a pull rod 3 on the connecting lug plate of the main supporting beam by using a bolt, hoisting each group of pull rods 3 and the main supporting beam 1 in place by using a winch fixed on an overhanging component, fixing the main supporting beam 1 on a main supporting beam connecting piece 2 pre-embedded on a concrete main body by using a bolt, adjusting the level of the main supporting beam 1, pre-fixing the pull rod 3 on the overhanging component, adjusting the verticality of the pull rod 3, and fixing the upper end of the pull rod 3;
the pull rod 3 and the main support beam 1 are firstly modularized and preassembled on the ground, so that the overhead working capacity can be reduced;
(2) The draw bar is connected with the overhanging member through the draw bar upper connecting piece 4, and the main supporting beam 1 is connected with the vertical surface of the concrete main body through the main supporting beam connecting piece 2; the specific method comprises the following steps: the pull rod 3 is connected with the overhanging component through a short rod 41 which is spliced into a square frame, and the lower part of the pull rod is connected with the main supporting beam 1 through a connecting lug plate;
(3) Connecting a cross support beam 6 with the main support beam 1 through a cross support beam connecting piece 7;
(4) a secondary support beam 14 is arranged between two adjacent cross support beams 6;
(5) Paving a safety net on a grid platform formed by mutually crossing a main supporting beam, a transverse supporting beam and an auxiliary supporting beam;
(6) The method comprises the following steps of building a step frame on the top of a grid platform:
During specific construction, the cross parts of the step vertical rods 8, the step transverse rods 9 and the step longitudinal rods 10 are connected through 90-degree steel pipe fasteners, the lower ends of the step vertical rods 8 are inserted into the sleeves 121, the step vertical rods 8 are fixed through bolts screwed on the sleeves, the bottoms of the sleeves 121 are welded on the grid platforms, the sleeves are 150mm long, 60mm in diameter and 1400mm in distance.
The step vertical rod connecting piece 12 is connected with the grid platform to obtain a step frame with four steps, the height difference of each step is 600mm, the width is 1200mm,
laying 250x3000mm perforated steel pedals 13 on the step surface of the step frame, binding the pedals by 3mm iron wires, wherein each pedal is not less than four binding points, laying 12mm bamboo plywood on the vertical surface of the step frame, and binding the bamboo plywood and the steel pipes for building the step frame by the iron wires.
(7) Install the guardrail in the outside of step frame, the horizontal railing of guardrail passes through 90 steel pipe fasteners and is connected with vertical railing, interval 1200mm to be connected with the step frame, the guardrail top uses the steel pipe to be connected with the component of encorbelmenting, interval 1400 mm.
when the original concrete main body can not meet the load requirement of installing the suspension type scaffold, the concrete main body needs to be reinforced firstly. And (3) reinforcing according to a design drawing, and strictly constructing according to the drawing during reinforcing, so that the used material is ensured to meet the design requirement, the installation is correct, and the stress direction is correct. The concrete main body is reinforced before construction according to the reinforcing scheme, and the concrete method comprises the following steps: a plurality of reinforcing beam connecting pieces are arranged on the vertical surface of the concrete main body provided with the overhanging component and the top of the concrete main body, the reinforcing beam connecting pieces are connected through reinforcing beams, and the reinforcing beam connecting pieces are arranged in a broken line structure.
after the construction is accomplished, demolish the utility model discloses during suspension type scaffold frame, because be high-rise building engineering, adopt the interval to stride when demolising and demolish, demolish the net platform at corner position earlier, then the interval is striden, demolishs one and strides, uses hoist engine transportation footboard, steel pipe and channel-section steel, and remaining net platform is whole strides and falls to ground with 4 hoists, and fastener and small-size accessory down transport from the construction elevator.
The utility model discloses suspension type scaffold frame, utilize the component of encorbelmenting and main tributary bracing beam as the atress structure, do a supporting beam in the below of the every bracing piece of the component of encorbelmenting, a supporting beam one end is fixed in concrete body, and hang through the pull rod and fix on the component of encorbelmenting, adopt the cross-brace roof beam to connect between the supporting beam, and cooperate vice supporting beam to form a net platform, can lay the safety net on the net platform, guarantee the stability and the security of platform, the characteristics of hanging flower basket and scaffold frame have been fused, it is quick to have pin-connected panel ann to tear open, it is big to encorbelment length, the working face is spacious.
the above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims (8)

1. a suspension type scaffold which is characterized in that: many main tributary supporting beams of being connected including one end and concrete main part facade, the main tributary supporting beam is located same horizontal plane, and the one end that the main tributary supporting beam is close to the concrete main part facade all links to each other with the concrete main part facade through a main tributary supporting beam connecting piece, and every main tributary supporting beam all links to each other with the component of encorbelmenting through a set of pull rod, and two adjacent main tributary supporting beams all are connected through the cross bracing roof beam of a plurality of perpendicular to main tributary supporting beams, and every cross bracing roof beam's both ends link to each other with the main tributary supporting beam through a cross bracing roof beam connecting piece respectively, main tributary supporting beam and cross bracing.
2. A suspended scaffold according to claim 1, wherein: the upper end of the pull rod is hung on the overhanging component through a pull rod upper connecting piece, and the lower end of the pull rod is connected with the main supporting beam through a pull rod lower connecting piece.
3. A suspended scaffold according to claim 1, wherein: the top of the grid platform is provided with a step frame, the step frame is formed by assembling step vertical rods, step transverse rods and step longitudinal rods, the cross parts of the step vertical rods, the step transverse rods and the step longitudinal rods are connected through fasteners, the lower ends of the step vertical rods are connected with the grid platform through step vertical rod connecting pieces, and pedals are paved on the step surfaces of the step frame.
4. A suspended scaffold according to claim 2, wherein: the main supporting beam connecting piece comprises a T-shaped connecting piece fixed on the vertical surface of the concrete main body through a chemical anchor bolt, and the end part of the main supporting beam is connected with the T-shaped connecting piece through a bolt; the upper connecting piece of the pull rod is a splicing square frame which can be sleeved on the overhanging component, the splicing square frame is formed by sequentially connecting three short rods through bolts and then connecting the three short rods with the pull rod, the lower connecting piece of the pull rod is a connecting lug plate welded on the main supporting beam, and the lower end of the pull rod is connected with the connecting lug plate through bolts; the transverse supporting beam connecting piece is a connecting lug plate welded on the main supporting beam, and two ends of the transverse supporting beam are connected with the connecting lug plate through bolts.
5. A suspended scaffold according to claim 3 wherein: the step vertical rod connecting piece comprises a sleeve welded at the top of the grid platform, the lower end of the step vertical rod is inserted into the sleeve, and a bolt penetrating into the sleeve through the head is tightly propped in the sleeve.
6. A suspended scaffold according to claim 1, wherein: two adjacent cross support beams are connected through a plurality of auxiliary support beams.
7. A suspended scaffold according to any one of claims 1 to 6, wherein: be equipped with reinforced structure in the concrete main part that is close to the component of encorbelmenting of installation, reinforced structure is including being many reinforcing beams that the broken line was arranged at concrete main part top, and the tip of every reinforcing beam all links to each other with the top of concrete main part through a reinforcing beam connecting piece.
8. a suspended scaffold according to claim 7 wherein: the reinforcing beam connecting piece comprises a reinforcing beam base plate fixed on the concrete main body through a chemical anchor bolt, a reinforcing beam connecting plate is welded on the reinforcing beam base plate, and two ends of the reinforcing beam are connected with the reinforcing beam connecting plate through bolts.
CN201920067984.3U 2019-01-16 2019-01-16 Suspension type scaffold Active CN209780193U (en)

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CN201920067984.3U CN209780193U (en) 2019-01-16 2019-01-16 Suspension type scaffold

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111456400A (en) * 2020-03-24 2020-07-28 中国五冶集团有限公司 Interim operation platform structure in high altitude

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111456400A (en) * 2020-03-24 2020-07-28 中国五冶集团有限公司 Interim operation platform structure in high altitude

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