Steel roof truss hanging bracket and construction method thereof

Abstract

The steel roof truss hanging bracket comprises a personnel channel frame, a transverse pipe and a lower hanging bracket body, the personnel channel frame is installed on an oblique beam, the transverse pipe is transversely fixed to the lower portion of the personnel channel frame in a penetrating and inserting mode, and the transverse pipe is connected with the lower hanging bracket body in a hanging mode; the lower hanging bracket is of a cuboid-shaped frame structure and comprises an upper-end rectangular frame, a lower-end rectangular frame, a lower vertical rod and a springboard, the upper-end rectangular frame and the lower-end rectangular frame are connected through the lower vertical rod, the upper-end rectangular frame is used for being connected with the transverse pipe, and the springboard is installed on the lower-end rectangular frame. The connection of the personnel channel frame, the transverse pipe and the oblique beam is used as a foundation, the lower hanging bracket is installed downwards, the upper end rectangular frame of the lower hanging bracket is reliably connected with the personnel channel frame and the transverse pipe, and then the lower end rectangular frame and the springboard are connected through the lower vertical rod. In this way, an operation platform for construction workers to stay for construction is formed, and the operation requirements of the construction workers are met.

Description

Technical Field

[0001] The invention relates to the technical field of building construction, and in particular to a steel roof truss hanger and a construction method thereof. Background Art

[0002] The roof truss is one of the components of a house. It is a truss used in the roof structure. It bears the weight of the roof and frame as well as the wind load acting on the upper chord. It is mostly made of wood, steel or reinforced concrete and has various shapes such as triangle, trapezoid, and arch.

[0003] During the construction process, construction workers often need to work on the steel structural beams or inclined beams of the steel roof trusses. When there is insufficient space on the working surface below the steel roof trusses, it will be impossible to set up conventional scaffolding or use aerial work vehicles to reach the required working position due to limited space environment. At this time, it is impossible to effectively form an operating platform that meets the working needs of the construction workers, which leads to the problem of difficulty in the work of the construction workers and increases the operating risks of the construction workers.

[0004] Therefore, there is an urgent need for a steel roof truss hanger and a construction method thereof to solve the problem that when there is insufficient working space under the steel roof truss, a conventional scaffolding cannot be set up, or an aerial work vehicle cannot be used to reach the required working position, an operating platform that meets the working needs of construction workers cannot be formed. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a steel roof truss hanger and a construction method thereof, so as to solve the problem that when there is insufficient working space below the steel roof truss and a conventional scaffold cannot be set up, or when an aerial work vehicle cannot be used to reach the required working position, an operating platform that meets the working needs of construction workers cannot be formed.

[0006] To achieve the above object, the present invention adopts the following technical solutions: A steel roof truss hanger, characterized in that it includes a personnel passage frame, a transverse tube and a lower hanger, the personnel passage frame is installed on an inclined beam, a plurality of transverse tubes are laterally interspersed and fixed at the lower part of the personnel passage frame, a plurality of the transverse tubes are commonly suspended and connected with a lower hanger, the lower hanger can be passed through by the inclined beam, and is arranged downward from the inclined beam; the lower hanger is a rectangular frame structure, the lower hanger includes an upper rectangular frame, a lower rectangular frame, a plurality of lower vertical poles and a springboard, the upper rectangular frame and the lower rectangular frame are connected to each other by lower vertical poles, the upper rectangular frame is used to be connected to the transverse tube, and a springboard is installed on the lower rectangular frame.

[0007] To optimize the above technical solutions, the specific measures taken also include: Furthermore, the lower hanger also includes several horizontal cross bars and several connecting rods, the rectangular frame structure is composed of several horizontal cross bars, lower vertical bars and connecting rods connected to each other, and the upper rectangular frame and the lower rectangular frame of the rectangular frame structure are respectively composed of at least two horizontal cross bars and at least two connecting rods.

[0008] Furthermore, the lower hanger also includes several protective rectangular frames, each of which is composed of at least two horizontal cross bars and at least two connecting bars. The protective rectangular frames are installed on the lower vertical bars and are located between the upper rectangular frame and the lower rectangular frame.

[0009] Furthermore, the lower hanger also includes a skirting board, and the skirting board is installed around the springboard.

[0010] Furthermore, the lower hanger also includes a dense mesh, and the dense mesh is installed on the sides around the upper rectangular frame and the lower rectangular frame respectively.

[0011] Furthermore, the transverse tube transversely connects the personnel passage frames on at least two adjacent inclined beams.

[0012] Furthermore, the transverse tube is fitted and fixed to the upper end of the inclined beam.

[0013] Furthermore, the personnel passage frame is also a rectangular frame structure, which includes a rectangular frame at the upper end of the passage, a rectangular frame at the lower end of the passage, several upper vertical poles and a mounting plate. The rectangular frame at the upper end of the passage and the rectangular frame at the lower end of the passage are connected by several upper vertical poles, and the rectangular frame at the lower end of the passage is installed on the inclined beam, and a mounting plate is installed in the rectangular frame at the lower end of the passage.

[0014] Furthermore, a construction method of a steel roof truss hanger is characterized by comprising the following steps: S100, fixing a plurality of transverse tubes at the upper end of the inclined beam by using a suspension beam fastener, wherein the plurality of transverse tubes form a group; S200, based on the horizontal pipe, several scaffolding steel pipes and several fasteners are used to build a rectangular frame structure for the personnel passageway; S300, using a plurality of horizontal cross bars and a plurality of lower vertical bars to construct a plurality of tic-tac-toe frames, each tic-tac-toe frame being composed of at least two horizontal cross bars and at least two lower vertical bars; S400, connecting a plurality of crisscross frames one by one using the upper ends of the lower vertical rods to the corresponding horizontal tubes fixed on the top of the inclined beam, and the lower vertical rods at both ends of each crisscross frame are respectively arranged on the left and right sides of the inclined beam, and the lower ends of the crisscross frames extend below the inclined beam to set up an operating platform; S500, after the tic-tac-toe frames are erected, connecting rods are erected between the lower vertical rods of each tic-tac-toe frame, and after the connecting rods are erected, a springboard, a skirting board are laid, and a dense mesh is hung; S600, make a locking fastener under the horizontal crossbar, connecting rod and lower vertical rod used to fix the springboard.

[0015] Furthermore, the method further comprises the following steps: S700, after the first hanger platform is erected by steps S100-S600, the next hanger platform is erected, two hanger platforms form a group, and the two hanger platforms share the same set of cross pipes for connection; S800, repeat steps S100-S700 to set up the next set of hanger platforms.

[0016] The beneficial effects of the present invention are: The present invention uses the connection between the personnel passage frame and the cross tube and the inclined beam as the basis, installs the lower hanger downward, and uses the upper rectangular frame of the lower hanger to reliably connect with the personnel passage frame and the cross tube, and then uses the lower vertical rod of the lower hanger to connect the lower rectangular frame. At the same time, a springboard is installed on the lower rectangular frame to form an operating platform for construction workers to stay and work. The construction of the operating platform will not be affected by the lack of working space under the steel roof frame, and can meet the working needs of construction workers when it is impossible to build a conventional scaffold or to use an aerial work vehicle to reach the required working position.

[0017] The invention has a reliable structure and a simple construction method, is easy to operate, has a rigorous structure, reasonable force, is easy to use and has a low manufacturing cost. It solves the problem of limited working space, insufficient space on the working surface below the structure, and parts that cannot be reached by aerial work vehicles.

[0018] The structure of the present invention is reliable and the construction method is suitable for the construction, maintenance and repair of steel structure roof trusses and cantilevered steel structures, as well as exterior decoration construction. It is particularly suitable for places where it is impossible to directly erect a ground-based scaffolding due to limited space. It has a wide range of uses and is an invention of a hanger construction method. It belongs to the field of building construction technology and can be extended to various building constructions. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a structural side view of a steel roof truss hanger proposed by the present invention; Figure 2 for Figure 1 Schematic diagram of the cross section at AA in the middle; Figure 3 This is a schematic diagram of the structural connection between the horizontal tube and the inclined beam of a steel roof truss hanger proposed by the present invention; Figure 4A structural side view of a personnel passage frame of a steel roof truss hanger proposed by the present invention; Figure 5 for Figure 4 Schematic diagram of the cross section at BB; Figure 6 The figure is a schematic diagram of the overall structure of a steel roof truss hanger proposed by the present invention.

[0020] Figure numerals: 1. inclined beam; 2. horizontal tube; 3. personnel passage frame; 4. lower hanger; 41. lower vertical pole; 42. horizontal cross bar; 43. fastener; 44. springboard; 45. skirting board; 46. close-mesh net; 47. anti-loosening fastener; 48. connecting rod; 5. suspension beam fastener. DETAILED DESCRIPTION

[0021] The present invention will now be described in further detail with reference to the accompanying drawings.

[0022] As attached Figure 1 , Attachment Figure 2 and attached Figure 6 As shown, a steel roof truss hanger of an embodiment of the present invention comprises a personnel passage frame 3, a transverse tube 2 and a lower hanger 4, the personnel passage frame 3 is installed on the inclined beam 1, and a plurality of transverse tubes 2 are fixedly and laterally inserted in the lower part of the personnel passage frame 3, and a plurality of transverse tubes 2 are commonly suspended and connected with a lower hanger 4, and the lower hanger 4 can be passed through by the inclined beam 1, and is arranged downward from the inclined beam 1; the lower hanger 4 is a rectangular frame structure, and the lower hanger 4 comprises an upper rectangular frame, a lower rectangular frame, a plurality of lower vertical poles 41 and a springboard 44, and the upper rectangular frame and the lower rectangular frame are connected to each other through the lower vertical poles 41, the upper rectangular frame is used to be connected and fixed with the transverse tube 2, and a springboard 44 is installed on the lower rectangular frame.

[0023] Therefore, when in use, the personnel passage frame 3 and the connection between the cross tube 2 and the inclined beam 1 can be used as the basis, and the lower hanger 4 can be installed downward, and the upper rectangular frame of the lower hanger 4 can be reliably connected to the personnel passage frame 3 and the cross tube 2, and then the lower vertical rod 41 of the lower hanger 4 is used to connect the lower rectangular frame. At the same time, a springboard 44 is installed on the lower rectangular frame to form an operating platform for construction workers to stay and work; the construction of the operating platform will not be affected by the lack of working space under the steel roof truss, and can meet the work needs of construction workers when it is impossible to build a conventional scaffolding or to use an aerial work vehicle to reach the required working position.

[0024] In this embodiment, the lateral dimension of the lower hanger 4 is greater than the lateral dimension of the personnel passage frame 3 , thereby facilitating construction workers to enter the lower hanger 4 from the personnel passage frame 3 .

[0025] In another specific embodiment, the lower hanger 4 further includes a plurality of horizontal cross bars 42 and a plurality of connecting rods 48, the rectangular frame structure is formed by connecting a plurality of horizontal cross bars 42, a lower vertical bar 41 and connecting rods 48, and the upper rectangular frame and the lower rectangular frame of the rectangular frame structure are respectively formed by at least two horizontal cross bars 42 and at least two connecting rods 48. In this way, a reliable lower hanger 4 structure can be easily constructed by using a plurality of horizontal cross bars 42 and a plurality of connecting rods 48.

[0026] The lower hanger 4 also includes several protective rectangular frames, each of which is also composed of at least two horizontal crossbars 42 and at least two connecting rods 48. The protective rectangular frames are installed on the lower vertical rod 41 and are located between the upper rectangular frame and the lower rectangular frame. In this way, workers working on the springboard 44 can be further protected.

[0027] In another specific embodiment, the lower hanger 4 further includes a skirting board 45, which is installed around the springboard 44 and can be connected to the adjacent lower rectangular frame and the lower upright 41 as needed. In this way, the skirting board 45 is provided to further protect the workers working on the springboard 44.

[0028] In another specific embodiment, the lower hanger 4 further includes a dense mesh 46, and the sides around the upper rectangular frame and the lower rectangular frame are respectively installed with the dense mesh 46. In this way, the workers working on the springboard 44 are further protected by the arrangement of the dense mesh 46. When in use, since the lateral dimension of the lower hanger 4 is larger than the lateral dimension of the personnel passage frame 3, the construction workers can enter the lower hanger 4 from the gap between the lower hanger 4 and the inclined beam 1, and the arrangement of one or more dense meshes 46 can also be reduced as needed to allow the construction workers to enter the lower hanger 4.

[0029] As attached Figure 3 As shown, in another specific embodiment, the transverse tube 2 transversely connects the personnel passage frames 3 on at least two adjacent inclined beams 1. In this way, the connection between the two hanger platforms can be used to ensure the stability of the frame. In this embodiment, the sizes of adjacent inclined beams 1 may be different, but the upper ends are at the same height.

[0030] In another specific embodiment, the transverse tube 2 is fixedly attached to the upper end of the inclined beam 1. In this way, the connection strength and reliability between the transverse tube 2 and the inclined beam 1 can be increased.

[0031] As attached Figure 4 and attached Figure 5As shown, in another specific embodiment, the personnel passage frame 3 is also a rectangular parallelepiped frame structure, and the personnel passage frame 3 includes a rectangular frame at the upper end of the passage, a rectangular frame at the lower end of the passage, several upper vertical poles and a mounting plate. The rectangular frame at the upper end of the passage is connected to the rectangular frame at the lower end of the passage by several upper vertical poles, and the rectangular frame at the lower end of the passage is composed of at least two upper connecting rods and at least two transverse tubes 2. The rectangular frame at the lower end of the passage is installed on the inclined beam 1, and a mounting plate is installed in the rectangular frame at the lower end of the passage. In this way, a personnel passage frame 3 is formed for construction workers to pass through and protect them.

[0032] In this embodiment, the personnel passage frame 3 can also be installed with a passage protection rectangular frame, a skirting board and a dense mesh as needed, which have the same structure and function as the above-mentioned protection rectangular frame. The personnel passage frame 3 can be composed of a scaffolding steel pipe of φ48×3.6 and ordinary fasteners, and the upper vertical pole is fixed on the horizontal pipe 2 on the inclined beam 1, and the upper end rectangular frame, the passage lower end rectangular frame and the protection rectangular frame are set up to form the personnel passage frame 3.

[0033] A construction method of a steel roof truss hanger according to an embodiment of the present invention comprises the following steps: S100, fixing a plurality of transverse tubes 2 at the upper end of the inclined beam 1 by using a suspension beam fastener 5, wherein the plurality of transverse tubes 2 form a group; S200, based on the horizontal pipe 2, a rectangular frame structure of a personnel passage frame 3 is erected upwards using several conventional scaffolding steel pipes and several fasteners 43; S300, using a plurality of horizontal cross bars 42 and a plurality of lower vertical bars 41 to set up a plurality of tic-tac-toe frames, each tic-tac-toe frame being composed of at least two horizontal cross bars 42 and at least two lower vertical bars 41; S400, several tic-tac-toe frames are connected one by one using the upper ends of the lower vertical rods 41 to the corresponding horizontal tubes 2 fixed on the top of the inclined beam 1, and the lower vertical rods 41 at both ends of each tic-tac-toe frame are respectively arranged on the left and right sides of the inclined beam 1, and the lower ends of the tic-tac-toe frames extend below the inclined beam 1 to set up an operating platform. The height of the operating platform can be adjusted according to the height of the beam by adjusting the use height of the lower vertical rods 41 to perform adaptive adjustment; in this embodiment, the horizontal cross bars 42 on other tic-tac-toe frames located between the front and rear ends of the tic-tac-toe frames can be removed as needed to increase the convenience during construction work. If they are retained, the safety of construction work and the reliability of the structure can also be increased; S500, after the tic-tac-toe frames are erected, connecting rods 48 are erected between the lower uprights 41 of each tic-tac-toe frame. After the connecting rods 48 are erected, a springboard 44, a skirting board 45 and a dense mesh 46 are laid to form a lower hanger 4; S600, a loose-proof fastener 47 is made by using right-angle fasteners below the horizontal crossbar 42, the connecting rod 48 and the lower vertical rod 41 for fixing the springboard 44.

[0034] This construction method also includes the following steps: S700, after the first hanger platform is erected by steps S100-S600, the next hanger platform is erected, two hanger platforms are grouped together, and the two hanger platforms share the same set of cross pipes 2 for connection, so as to utilize the connection between the two hanger platforms to ensure the stability of the frame; S800, repeat steps S100-S700 to set up the next set of hanger platforms.

[0035] In this embodiment, the inclined beam 1 can also be a steel structure beam or the like, the horizontal tube 2 can be a horizontal scaffolding steel pipe, such as a scaffolding steel pipe of φ48×3.6, fixed to the inclined beam 1 with a suspension beam fastener 5, and the lower vertical rod 41 can be a scaffolding steel pipe vertical rod of φ48×3.6. The strength of all materials in this embodiment meets the use requirements.

[0036] The method of the invention is simple to construct, easy to operate, rigorous in structure, reasonable in force, convenient to use and low in manufacturing cost, and modularizes the components for easy transportation and installation. It solves the problem of limited working space, insufficient working surface below the structure, and parts that cannot be reached by aerial work vehicles.

[0037] The erection of this hanger is suitable for the construction, maintenance, repair and exterior decoration of steel structure roof trusses and cantilevered steel structures. It is particularly suitable for places where ground-based scaffolding cannot be directly erected due to site limitations. It has a wide range of uses and is an invention of the hanger construction method. It belongs to the field of building construction technology and can be extended to various building constructions.

[0038] It should be noted that the terms such as "upper", "lower", "left", "right", "front", "back", etc. cited in the invention are only for the convenience of description and are not used to limit the scope of implementation of the present invention. Changes or adjustments in their relative relationships should be regarded as the scope of implementation of the present invention without substantially changing the technical content.

[0039] The above are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should be regarded as the protection scope of the present invention.

Claims

1. A steel roof truss hanger, characterized in that: The invention comprises a personnel passage frame (3), a transverse pipe (2) and a lower hanger (4), wherein the personnel passage frame (3) is installed on the inclined beam (1), a plurality of transverse pipes (2) are fixedly inserted transversely through the lower part of the personnel passage frame (3), a plurality of the transverse pipes (2) are commonly suspended and connected with a lower hanger (4), the lower hanger (4) can allow the inclined beam (1) to pass through, and is arranged downward from the inclined beam (1); the lower hanger (4) is a rectangular parallelepiped frame structure, the lower hanger (4) comprises an upper rectangular frame, a lower rectangular frame, a plurality of lower vertical poles (41) and a springboard (44), the upper rectangular frame and the lower rectangular frame are connected to each other via the lower vertical poles (41), the upper rectangular frame is used to be connected to the transverse pipe (2), and the springboard (44) is installed on the lower rectangular frame.

2. A steel roof truss hanger according to claim 1, characterized in that: The lower hanger (4) further comprises a plurality of horizontal cross bars (42) and a plurality of connecting rods (48); the rectangular parallelepiped frame structure is formed by interconnecting the plurality of horizontal cross bars (42), the lower vertical bars (41) and the connecting rods (48); the upper rectangular frame and the lower rectangular frame of the rectangular parallelepiped frame structure are respectively formed by at least two horizontal cross bars (42) and at least two connecting rods (48).

3. A steel roof truss hanger according to claim 2, characterized in that: The lower hanger (4) further comprises a plurality of protective rectangular frames, each of which is composed of at least two horizontal cross bars (42) and at least two connecting bars (48). The protective rectangular frames are mounted on the lower vertical bars (41) and are located between the upper rectangular frame and the lower rectangular frame.

4. A steel roof truss hanger according to claim 1, characterized in that: The lower hanger (4) further comprises a skirting board (45), wherein the skirting board (45) is installed around the springboard (44).

5. The steel roof truss hanger according to claim 1, characterized in that: The lower hanger (4) further comprises a dense mesh net (46), and the dense mesh net (46) is respectively installed on the side surfaces around the upper rectangular frame and the lower rectangular frame.

6. A steel roof truss hanger according to claim 1, characterized in that: The transverse tube (2) transversely connects the personnel passage frames (3) on at least two adjacent inclined beams (1).

7. The steel roof truss hanger according to claim 1, characterized in that: The transverse tube (2) is fitted and fixed to the upper end of the inclined beam (1).

8. The steel roof truss hanger according to claim 1, characterized in that: The personnel passage frame (3) is also a rectangular parallelepiped frame structure, comprising a passage upper rectangular frame, a passage lower rectangular frame, a plurality of upper uprights and a mounting plate, the passage upper rectangular frame and the passage lower rectangular frame being connected via a plurality of upper uprights, the passage lower rectangular frame being mounted on the inclined beam (1), and a mounting plate being mounted in the passage lower rectangular frame.

9. A construction method for a steel roof truss hanger, characterized in that: The steps include: S100, fixing a plurality of transverse tubes (2) at the upper end of the inclined beam (1) using a suspension beam fastener (5), wherein the plurality of transverse tubes (2) form a group; S200, based on the horizontal pipe (2), a rectangular parallelepiped frame structure for a personnel passageway (3) is erected upwards using a plurality of scaffolding steel pipes and a plurality of fasteners (43); S300, using a plurality of horizontal cross bars (42) and a plurality of lower vertical bars (41) to construct a plurality of tic-tac-toe frames, each tic-tac-toe frame being composed of at least two horizontal cross bars (42) and at least two lower vertical bars (41); S400, connecting a plurality of crisscross-shaped frames one by one using the upper ends of the lower vertical rods (41) to the corresponding horizontal tubes (2) fixed to the top of the inclined beam (1), and the lower vertical rods (41) at both ends of each crisscross-shaped frame are respectively arranged on the left and right sides of the inclined beam (1), and the lower ends of the crisscross-shaped frames extend below the inclined beam (1) to set up an operating platform; S500, after the tic-tac-toe frames are erected, connecting rods (48) are erected between the lower uprights (41) of each tic-tac-toe frame. After the connecting rods (48) are erected, a springboard (44), a skirting board (45) are laid, and a dense mesh (46) is hung; S600, a locking fastener (47) is provided below the horizontal crossbar (42), the connecting rod (48) and the lower vertical rod (41) for fixing the springboard (44).

10. A construction method for a steel roof truss hanger according to claim 9, characterized in that: The following steps are also included: S700, after the first hanger platform is erected by steps S100 to S600, the next hanger platform is erected, two hanger platforms form a group, and the two hanger platforms share the same set of cross pipes (2) for connection; S800, repeat steps S100-S700 to set up the next set of hanger platforms.

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