Steel structure factory building top construction protection device

Abstract

A steel structure plant top construction protection device comprises I-shaped steel longitudinal beams connected between the upper ends of supporting stand columns and an I-shaped steel cross beam connected between the I-shaped steel longitudinal beams, and a hanging assembly is arranged at the bottom of each I-shaped steel longitudinal beam and comprises a first hook plate and a second hook plate which are the same in size. One end of the first hook plate and one end of the second hook plate are hinged into a whole in a V shape through a transverse shaft, a hook is arranged in the middle of the transverse shaft, a first hooking notch is formed in the inner side of the other end of the first hook plate, a second hooking notch is formed in the other end of the second hook plate, and a synchronous driving mechanism is arranged between the middle of the first hook plate and the middle of the second hook plate. A protective net is arranged between the lower portions of the two I-shaped steel longitudinal beams in a matched mode, the edge portions of the protective net are evenly connected with hooks of the hanging assemblies in a hanging mode, the protective net is arranged between the longitudinal beams to cover a construction area above, and building materials or equipment can fall off from a high position to be connected with the protective net in the construction and installation process. Construction personnel below are prevented from being threatened, and the safety of steel structure factory building construction is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of steel structure building especially relates to a steel structure factory building top construction protection device. BACKGROUND

[0002] Steel structure factory building is widely used in industry, warehouse, sports facilities, commercial space and other purposes. Steel structure factory building has high strength and toughness, can bear larger load and has relatively light dead weight, and steel structure components are usually prefabricated in factory, only need to be assembled on site, greatly shortens construction period, steel structure has good ductility and toughness, can absorb and dissipate energy through deformation in earthquake and other natural disasters, thereby has good seismic performance.

[0003] Steel structure factory building construction includes steel column, steel beam, roof truss, roof panel and eave board installation, wall panel installation and the like. The method of installing parts is adopted, all steel columns are installed first, then steel beams are installed in sequence, and finally roof support and purlin system are installed. A large amount of building materials and mechanical and electrical equipment need to be installed on the top of the steel structure during the installation of the roof support and purlin system, and a large number of construction personnel need to perform construction on the top. In this process, the building materials or equipment may fall from a high place, which seriously threatens the safety of the personnel below, and corresponding protection measures need to be taken. UTILITY MODEL CONTENTS

[0004] In order to solve the above problems, the utility model provides a steel structure factory building top construction protection device.

[0005] The technical scheme of the utility model is: a steel structure factory building top construction protection device, which comprises I-beam longitudinal beams connected between the upper ends of support columns and I-beam cross beams connected between the I-beam longitudinal beams. I-beam longitudinal beams are also arranged between the middle and upper parts of the support columns. The bottom of each I-beam longitudinal beam is uniformly provided with a plurality of hooking assemblies. The hooking assemblies comprise hook plates A and B which are the same in size. The hook plates A and B are integrally connected in a v shape through a horizontal shaft at one end. A hook is vertically arranged in the middle of the horizontal shaft and is integrally connected with the horizontal shaft by welding, thereby ensuring the hooking and supporting strength of the hook. A hooking gap A is arranged on the inner side of the other end of the hook plate A, and a hooking gap B is arranged on the other end of the hook plate B. The hooking gap A and the hooking gap B are the same in size and are arranged in a corresponding position. A synchronous driving mechanism is arranged between the middle parts of the hook plate A and the hook plate B. A protective net is arranged between the two I-beam longitudinal beams. The protective net is made of nylon, vinylon or polyester. The edges of the protective net are uniformly connected with the hooks of the hooking assemblies.

[0006] Preferably, the hook plate A is arranged side by side in two, the middle parts of the two hook plates A are fixedly connected into one body through a horizontal rod A, and a certain spacing is provided between the two hook plates A; the hook plate B is arranged side by side in two, the middle parts of the two hook plates B are fixedly connected into one body through a horizontal rod B, and a certain spacing is provided between the two hook plates B.

[0007] Preferably, the synchronous driving mechanism comprises a bidirectional threaded rod, a threaded hole A arranged in the middle part of the horizontal rod A in a radial direction, a threaded hole B arranged in the middle part of the horizontal rod B in a radial direction, the threaded hole A and the threaded hole B are of the same size, and the two ends of the bidirectional threaded rod are connected in the threaded hole A and the threaded hole B respectively.

[0008] Preferably, one end of the bidirectional threaded rod is provided with a hexagonal head, and the other end is provided with a cylindrical limiting block.

[0009] Preferably, the hanging notches A and B are both square in shape, the size of the hanging notches is greater than the size of the I-beam bottom plate, so that the hanging notches can be smoothly hung on the bottom plate, and after the two are matched with each other, a square clamping interface structure matching the size of the I-beam bottom plate is formed.

[0010] Preferably, the size of the hinged end of the hook plate A and the hook plate B is smaller than the size of the hanging end.

[0011] Preferably, the end of the I-beam is provided with an extended reinforcing part in the shape of a right trapezoid, the I-beam is fixedly connected with the supporting column through the extended reinforcing part, and the extended reinforcing part and the supporting column are fixedly connected into one body through bolts.

[0012] The beneficial technical effects of the utility model are:

[0013] (1) The utility model discloses a protective net is arranged between the longitudinal beam to cover the construction area above, and the protective net can receive the building material or equipment falling from the high place in the construction and installation process, so as to avoid threatening the construction personnel below, and the safety of the steel structure factory building construction is guaranteed.

[0014] (2) The utility model discloses a hanging assembly is designed, and the two hook plates can be driven to swing towards each other through the rotation of the bidirectional threaded rod, the two hanging notches are matched and clamped into the two sides of the I-beam bottom plate, the hanging point of the protective net on the I-beam can be conveniently and quickly formed, and the hanging point can be repeatedly used, so that the construction cost is reduced. DRAWINGS

[0015] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is the side view structure schematic diagram of the utility model;

[0017] Figure 3 It isFigure 2 A schematic diagram of the AA-direction cross-section structure;

[0018] Figure 4 yes Figure 3 A magnified view of a portion of the image;

[0019] Figure 5 This is a top view of the structure of this utility model after the protective netting has been installed;

[0020] Figure 6 This is a three-dimensional structural diagram of the mounting components;

[0021] Figure 7 This is a top view of the mounting components.

[0022] Figure 8 yes Figure 7 A schematic diagram of the AA-direction cross-section structure;

[0023] Figure 9 This is a picture of the actual protective netting on the roof of an existing steel structure factory building.

[0024] In the diagram, 1. Support column, 2. I-beam longitudinal beam, 21. Extension reinforcement section, 3. I-beam crossbeam, 4. Hanging assembly, 41. Hook plate A, 411. Hanging notch A, 42. Hook plate B, 421. Hanging notch B, 43. Horizontal axis, 44. Hook, 45. Crossbar A, 46. Crossbar B, 47. Two-way threaded rod, 471. Hexagonal head, 472. Limiting block, 5. Protective net. Detailed Implementation

[0025] Example 1, see appendix Figure 1 , 5The utility model provides a kind of steel structure factory roof construction protection device, including I-beam 2 connected between the upper end of support column 1 and I-beam 3 connected between I-beam, the bottom of I-beam 2 is evenly provided with several hooking components 4, hooking component includes the hook plate alpha 41 and hook plate beta 42 of same size, hook plate alpha 41 and hook plate beta 42 are integrally articulated between one end by horizontal shaft and make two hook plates be able to swing with horizontal shaft 43 as center, the middle part of horizontal shaft 43 is vertically provided with hook 44, the hook is outwardly extended the coverage of hook plate, avoid affecting the hooking of protective net 5, the inboard of other end of hook plate alpha 41 is provided with hooking gap alpha 411, the other end of hook plate beta 42 is provided with hooking gap beta 421, synchronous drive mechanism is provided between the middle part of hook plate alpha 41 and hook plate beta 42, two hook plates are driven to swing synchronously by the synchronous drive mechanism or opposite, when two hook plates swing to positive opposite state, two hooking gaps are mutually corresponding and are clamped in the bottom plate both sides of I-beam 2;Protective net 5 is matched and arranged between the below of two I-beams 2, and the edge of protective net is evenly hooked with hook 44 of hooking component 4, after the hooking of protective net 5, the upper surface of I-beam 2 is substantially in the state of mutual parallelism.

[0026] Hook plate alpha 41 is side by side arranged to two, the middle part between two hook plate alpha 41 is integrally connected by horizontal rod alpha 45, hook plate beta 42 is side by side arranged to two, the middle part between two hook plate beta 42 is integrally connected by horizontal rod beta 46, and this double hook plate structure has higher structural stability, is not easy to produce the phenomenon of shaking instability after being hooked on I-beam 2, improves the protection effect of protective net 5.

[0027] The end of I-beam 2 is provided with right-angled trapezoidal shape expansion reinforcing portion 21, and I-beam 2 is fixedly connected with support column 1 through the expansion reinforcing portion 21, and the expansion reinforcing portion 21 can improve the butt contact area between I-beam and support column, and improve the fixed connection strength of both.

[0028] When the protection device is used, the installer is lifted to the I-beam 2 at the top by the lifting platform, the hook plate alpha 41 and hook plate beta 42 of hooking component 4 are driven to open outward synchronously by synchronous drive mechanism, the hooking gap of the upper portion of two hook plates is corresponded with the two sides of the bottom plate of I-beam 2 respectively, the hook plate alpha 41 and hook plate beta 42 of hooking component 4 are driven to close inward synchronously by synchronous drive mechanism, hooking gap alpha 411 and hooking gap beta 421 are clamped in the two sides of the bottom plate of I-beam 2, and the hooking point is formed on I-beam, several hooking components 4 are evenly hooked on the I-beam 2 on both sides according to this mode, the edge of protective net 5 is sequentially hooked with hook 44 at the lower end of hooking component 4, and the installation of protective net 5 is completed.

[0029] Embodiment two, refer to the attached Figures 2-4, 6-8, a synchronous drive mechanism applied to example one, the mechanism comprising a bidirectional threaded rod 47, a threaded hole A radially arranged in the middle of the crossbar A 45, a threaded hole B radially arranged in the middle of the crossbar B 46, the two ends of the bidirectional threaded rod 47 are connected in the threaded hole A and the threaded hole B respectively, one end of the bidirectional threaded rod 47 is provided with a hexagonal head 471, the other end is provided with a limit block 472, which is used to limit the moving stroke of the hook plate, to avoid the phenomenon of separation from the bidirectional threaded rod 47. When the synchronous drive mechanism is used, the socket wrench is sleeved on the hexagonal head 471 of the bidirectional threaded rod to rotate the bidirectional threaded rod 47, under the action of the opposite threads at both ends of the bidirectional threaded rod 47, the crossbar A 45 and the crossbar B 46 are driven to move synchronously towards or move synchronously in the opposite direction along the bidirectional threaded rod 47, realizing the synchronous drive of the hook plate A 41 and the hook plate B 42.

[0030] The hanging notch A 411 and the hanging notch B 421 are both square in shape, and after corresponding to each other, a square clamping interface structure matching the size of the I-beam 2 bottom plate is formed, which can be stably clamped on the bottom plate of the I-beam 2 bottom plate, avoiding the phenomenon of shaking instability under stress, and the size of the hinged end of the hook plate A 41 and the hook plate B 42 is smaller than that of the hanging end.

Claims

1. A construction protection device for the roof of a steel structure factory building, characterized in that: I-beam and I-beam crossbeam connected between the upper end of the support column, the bottom of the I-beam is uniformly provided with a plurality of hooking assemblies, the hooking assembly comprises hook plate A and hook plate B with the same size, the one end of hook plate A and hook plate B is integrally articulated by a horizontal shaft in the shape of V, the middle part of the horizontal shaft is vertically provided with a hook, the inner side of the other end of hook plate A is provided with a hooking notch A, the other end of hook plate B is provided with a hooking notch B, a synchronous driving mechanism is arranged between the middle part of hook plate A and hook plate B; a protective net is matched and arranged between the two I-beam below, the edge part of the protective net is uniformly hooked with the hook of the hooking assembly.

2. The roof construction protection device of a steel structure factory building according to claim 1, characterized in that: The two hook plate A are fixedly connected by a horizontal rod A between the middle part, and the two hook plate B are fixedly connected by a horizontal rod B between the middle part.

3. The construction protection device according to claim 2, characterized in that: The synchronous driving mechanism comprises a bidirectional threaded rod, a threaded hole A radially arranged in the middle part of the horizontal rod A, and a threaded hole B radially arranged in the middle part of the horizontal rod B, and the two ends of the bidirectional threaded rod are respectively connected in the threaded hole A and the threaded hole B.

4. The construction protection device for the roof of a steel structure plant according to claim 3, characterized in that: One end of the bidirectional threaded rod is provided with a hexagonal head, and the other end is provided with a limiting block.

5. The construction protection device for the roof of a steel structure factory building according to claim 1, characterized in that: The hooking notch A and the hooking notch B are both square in shape, and form a square clamping interface structure matching the size of the bottom plate of the I-beam after corresponding to each other.

6. The roof construction protection device of claim 1, characterized in that: The size of the articulated end of the hook plate A and the hook plate B is smaller than the size of the hooking end.

7. The roof construction protection device of claim 1, characterized in that: The end of the I-beam is provided with an expanded reinforcing part in the shape of a right trapezoid, and the I-beam is fixedly connected with the support column through the expanded reinforcing part.

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