Novel anti-falling and fixing buckle for adjustable head of steel support in foundation pit

Abstract

The utility model discloses a novel anti-falling and fixing buckle for a movable head of a steel support in a foundation pit, and relates to the field of steel structures. The novel anti-falling and fixing buckle for the adjustable head of the steel support in the foundation pit comprises an adjustable head end plate fixedly connected to the end of the adjustable head, the adjustable head end plate is used for being in contact with a top beam, a waist beam and a steel enclosing purlin structure of the support foundation pit, a heightening plate is arranged on the adjustable head end plate, and an anti-falling fixing plate is fixedly connected to the heightening plate. According to the novel anti-falling and fixing buckle for the adjustable head of the steel support in the foundation pit, tedious steel support erecting and anti-falling construction procedures and components are removed, the anti-falling and fixing buckle for the adjustable head of the steel support is made of a conventional steel plate and is integrated with the adjustable head, the procedures of welding, pre-embedding and the like do not need to be added in the construction process, and disassembly, assembly and repeated utilization are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structures, in particular to a novel anti-fall and fixing buckle for a steel support active head in a foundation pit. Background Art

[0002] At present, the support system of foundation pit projects includes two forms: concrete support and steel support. Steel support has the advantages of being green and environmentally friendly and having high construction efficiency, so it has also been widely used in foundation pit projects.

[0003] When erecting traditional foundation pit steel supports, it is necessary to fix corbels or steel boxes on steel purlins, waist beams, or crown beams. During the construction process, it is necessary to pre-embed, plant reinforcement or weld fixed components on the support system. After the steel support construction is completed, it is necessary to set up steel wire ropes or other anti-falling measures. The construction steps are cumbersome, and the components of these processes are not convenient for subsequent recycling. In view of the shortcomings of the prior art, the utility model provides a new type of anti-falling and fixing buckle for the active head of the steel support in the foundation pit to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a new type of anti-fall and fixing buckle for the active head of the steel support in the foundation pit. During the construction process, it is only necessary to assemble the active head end and the active head end plate, and then install the anti-fall and fixing buckle composed of the active head end plate, the heightening plate and the anti-fall fixing plate on the supporting foundation pit crown beam, waist beam and steel purlin structure before subsequent construction can be carried out. The device eliminates the cumbersome steel support erection and anti-fall construction processes and components. The anti-fall and fixing buckle of the steel support active head is made of conventional steel plates and is an integral part of the active head. During the construction process, there is no need to add processes such as welding, pre-embedded reinforcement, etc., which is convenient for disassembly and assembly as well as reuse.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a new type of anti-falling and fixing buckle of a steel support active head in a foundation pit, including an active head end plate fixedly connected to the end of the active head, the active head end plate is used to support the contact of the foundation pit crown beam, waist beam and steel surrounding purlin structure, the active head end plate is provided with a heightening plate, and the heightening plate is fixedly connected with an anti-falling fixing plate;

[0006] A reinforcement mechanism is provided between the anti-falling fixing plate and the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure. The reinforcement mechanism includes a reinforcement block arranged on the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure and a reinforcement seat arranged on the anti-falling fixing plate. The reinforcement block is movably connected to the inside of the reinforcement seat.

[0007] Preferably, a positioning pin is movably inserted on the reinforcement seat, a clamping hole is provided on the reinforcement clamping block, and the positioning pin is movably clamped in the clamping hole.

[0008] Preferably, the reinforcement seat is provided with a quick adjustment component for shifting the positioning pin, and the quick adjustment component includes a guide rail rod fixedly connected between the heightening plate and the reinforcement seat, and a slider is slidably connected to the guide rail rod, and the slider is used to support the positioning pin.

[0009] Preferably, a screw rod is rotatably connected between the heightening plate and the reinforcement seat, the screw rod is threadedly connected to the slider, and a rotating handle is provided on the screw rod.

[0010] Preferably, the movable head end plate and the heightening plate are integrally formed, and reinforcing ribs are fixedly connected between the heightening plate and the anti-falling fixing plate.

[0011] Preferably, a fixed bottom plate is provided at the bottom of the reinforcing block for fixing the crown beam, waist beam and steel surrounding purlin structure of the supporting foundation pit.

[0012] The utility model discloses a novel anti-falling and fixing buckle for a steel support active head in a foundation pit, which has the following beneficial effects:

[0013] This new type of steel support active head anti-fall and fixing buckle in the foundation pit only needs to assemble the active head end and the active head end plate during the construction process, and then install the anti-fall and fixing buckle composed of the active head end plate, the heightening plate and the anti-fall fixing plate to the supporting foundation pit crown beam, waist beam and steel purlin structure before the subsequent construction can be carried out. This device eliminates the cumbersome steel support erection and anti-fall construction procedures and components. The steel support active head anti-fall and fixing buckle are made of conventional steel plates and are an integral whole with the active head. There is no need to add welding, pre-embedded reinforcement and other procedures during the construction process, which is convenient for disassembly and assembly as well as reuse. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 This is the first perspective of the overall structural diagram of the utility model;

[0016] Figure 2 This is the second viewing angle of the overall structural diagram of the utility model;

[0017] Figure 3 It is a side view of the utility model;

[0018] Figure 4 This is a structural schematic diagram of the reinforcement block of the utility model;

[0019] Figure 5It is a connection schematic diagram of the positioning pin of the utility model.

[0020] In the figure: 1. End of the movable head; 2. End plate of the movable head; 3. Heightening plate; 4. Anti-fall fixing plate; 401. Reinforcement ribs; 5. Reinforcement seat; 6. Reinforcement block; 601. Fixed bottom plate; 602. Clamp hole; 7. Positioning pin; 701. Guide rod; 702. Sliding block; 703. Screw rod; 704. Turning handle; 8. Supporting foundation pit crown beam, waist beam and steel perimeter purlin structure. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The embodiments of the present application provide a new type of anti-falling and fixing buckle for the flexible head of the steel support in the foundation pit, which solves the problem that the traditional foundation pit steel support needs to fix the corbel or steel box on the steel purlin, waist beam or crown beam during the erection, and the components need to be embedded, rebar planted or welded on the support system during the construction process. After the steel support construction is completed, it is necessary to set up steel wire ropes or other anti-falling measures. The construction steps are cumbersome and the components of these processes are not easy to be recycled later.

[0023] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] Embodiment 1:

[0025] The utility model embodiment discloses a novel anti-falling and fixing buckle of a steel support active head in a foundation pit. Figure 1-5 As shown, it includes an active head end plate 2 fixedly connected to the active head end 1, the active head end plate 2 is used to support the foundation pit crown beam, waist beam and steel surrounding purlin structure 8, and a heightening plate 3 is provided on the active head end plate 2, and an anti-falling fixing plate 4 is fixedly connected to the heightening plate 3;

[0026] Furthermore, the active head end plate 2 and the heightening plate 3 are integrally formed, and a reinforcing rib 401 is fixedly connected between the heightening plate 3 and the anti-falling fixing plate 4. The reinforcing rib 401 makes the heightening plate 3 and the anti-falling fixing plate 4 have good strength and are not easy to deform.

[0027] During the construction process of the clip device, it is only necessary to assemble the active head end 1 and the active head end plate 2, and then install the anti-fall and fixing clips composed of the active head end plate 2, the heightening plate 3 and the anti-fall fixing plate 4 to the supporting foundation pit crown beam, waist beam and steel purlin structure 8 before subsequent construction can be carried out. The device eliminates the cumbersome steel support erection and anti-fall construction processes and components. The steel support active head anti-fall and fixing clips are made of conventional steel plates and are an integral whole with the active head. During the construction process, there is no need to add welding, pre-embedded reinforcement and other processes, which is convenient for disassembly and assembly as well as reuse.

[0028] Embodiment 2:

[0029] The utility model embodiment discloses a novel anti-falling and fixing buckle of a steel support active head in a foundation pit. Figure 1-5 As shown, it includes an active head end plate 2 fixedly connected to the active head end 1, the active head end plate 2 is used to support the foundation pit crown beam, waist beam and steel surrounding purlin structure 8, and a heightening plate 3 is provided on the active head end plate 2, and an anti-falling fixing plate 4 is fixedly connected to the heightening plate 3;

[0030] A reinforcement mechanism is provided between the anti-falling fixing plate 4 and the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure 8. The reinforcement mechanism includes a reinforcement block 6 arranged on the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure 8 and a reinforcement seat 5 arranged on the anti-falling fixing plate 4. The reinforcement block 6 is movably connected to the inside of the reinforcement seat 5.

[0031] A positioning pin 7 is movably inserted on the reinforcement seat 5 , and a clamping hole 602 is provided on the reinforcement clamping block 6 , and the positioning pin 7 is movably clamped in the clamping hole 602 .

[0032] Furthermore, a quick adjustment component for shifting the positioning pin 7 is provided on the reinforcement seat 5, and the quick adjustment component includes a guide rod 701 fixedly connected between the heightening plate 3 and the reinforcement seat 5, and a slider 702 is slidably connected to the guide rod 701, and the slider 702 is used to support the positioning pin 7.

[0033] Furthermore, a screw rod 703 is rotatably connected between the heightening plate 3 and the reinforcement seat 5 . The screw rod 703 is threadedly connected to the slider 702 . A rotating handle 704 is provided on the screw rod 703 .

[0034] The device is designed with a quick adjustment component, which allows the reinforcement block 6 to be quickly inserted and positioned through the positioning pin 7. When the reinforcement seat 5 and the reinforcement block 6 are engaged, the screw rod 703 can be directly rotated, and the screw rod 703 is used to drive the slider 702 to move, and the slider 702 drives the positioning pin 7 to move, so that the reinforcement seat 5 and the reinforcement block 6 are easily engaged and locked, thereby facilitating the reinforcement operation between the fixing buckle and the supporting foundation pit crown beam, waist beam and steel purlin structure 8.

[0035] A fixed base plate 601 is provided at the bottom of the reinforcing block 6 for fixing the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure 8. The fixed base plate 601 can be fixed to the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure 8 by bolts, thereby facilitating the installation of the reinforcing block 6 during the reinforcement process.

[0036] The new type of steel support active head anti-fall and fixing buckle in the foundation pit is convenient for realizing rapid reinforcement between the active head anti-fall and fixing buckle and the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure 8 through the reinforcement mechanism on some supporting foundation pit crown beams, waist beams and steel surrounding purlin structure 8 that need to be reinforced. During operation, the reinforcement block 6 is used to fix with the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure 8, and then when the active head anti-fall and fixing buckle are erected, the reinforcement seat 5 and the reinforcement block 6 are clamped together, and the positioning pin 7 is inserted into the reinforcement block 6 to lock it. This embodiment can provide reinforcement for specific active head anti-fall and fixing buckles according to on-site needs, and the reinforcement operation is simple and convenient, saving time and effort.

[0037] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A novel anti-falling and fixing buckle for a steel support active head in a foundation pit, comprising an active head end plate (2) fixedly connected to an active head end (1), wherein the active head end plate (2) is used to contact a crown beam, a waist beam and a steel surrounding purlin structure (8) of a supporting foundation pit, and is characterized in that: The movable head end plate (2) is provided with a heightening plate (3), and the heightening plate (3) is fixedly connected with an anti-falling fixing plate (4); A reinforcement mechanism is provided between the anti-falling fixing plate (4) and the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure (8), the reinforcement mechanism comprising a reinforcement block (6) arranged on the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure (8) and a reinforcement seat (5) arranged on the anti-falling fixing plate (4), the reinforcement block (6) being movably clamped inside the reinforcement seat (5).

2. According to claim 1, a new type of anti-falling and fixing buckle for steel support active head in foundation pit, characterized in that: A positioning pin (7) is movably inserted on the reinforcement seat (5), a clamping hole (602) is provided on the reinforcement clamping block (6), and the positioning pin (7) is movably clamped in the clamping hole (602).

3. According to claim 2, a new type of anti-falling and fixing buckle for steel support active head in foundation pit, characterized in that: The reinforcement seat (5) is provided with a quick adjustment component for shifting the positioning pin (7), the quick adjustment component comprising a guide rail rod (701) fixedly connected between the heightening plate (3) and the reinforcement seat (5), a slider (702) slidably connected to the guide rail rod (701), and the slider (702) is used to support the positioning pin (7).

4. According to claim 3, a new type of anti-falling and fixing buckle for steel support active head in foundation pit, characterized in that: A screw rod (703) is rotatably connected between the heightening plate (3) and the reinforcement seat (5); the screw rod (703) is threadedly connected to the slider (702); and a rotating handle (704) is provided on the screw rod (703).

5. According to claim 1, a new type of anti-falling and fixing buckle for steel support active head in foundation pit, characterized in that: The movable head end plate (2) and the heightened plate (3) are integrally formed, and a reinforcing rib (401) is fixedly connected between the heightened plate (3) and the anti-falling fixing plate (4).

6. According to claim 1, a new type of anti-falling and fixing buckle for steel support active head in foundation pit, characterized in that: The bottom of the reinforcement block (6) is provided with a fixing bottom plate (601) for fixing the supporting foundation pit crown beam, waist beam and steel surrounding purlin structure (8).

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