Turnover beam formwork support

Abstract

The utility model particularly relates to a turnover beam formwork support. The turnover beam formwork support comprises a supporting system and a supporting system, wherein the supporting system comprises a supporting rod which comprises a vertically-arranged round rod and a square steel plate transversely arranged at the top end of the round rod; the upper fastening system comprises channel steel which is oppositely arranged, the inner side face, close to the supporting beam, of the channel steel is a clamping face, the clamping face is of a vertically-arranged plane structure, the front side face and the rear side face of the channel steel are variable cross sections, and bolt holes are formed in the clamping face of the channel steel and used for containing split bolts. The galvanized supporting rods are arranged on the outer side of the channel steel clamping face in parallel and extend out of the front side face and the rear side face of the channel steel. According to the lower fastening system, fixed end square steel is transversely arranged on the supporting system, movable end square steel is of an open structure with an opening in the left side and arranged on the right side of the fixed end square steel in a sleeving mode, and two steel channels are oppositely welded to the fixed end square steel and the movable end square steel correspondingly. A high-strength bolt is arranged at the right end of the fixed-end square steel in the axial direction of the fixed-end square steel, and a bolt hole is formed in the right side of the movable-end square steel for the high-strength bolt to penetrate through.

Description

TECHNICAL FIELD

[0001] The utility model relates to beam formwork technical field, and specifically is a kind of recyclable beam formwork support. BACKGROUND

[0002] The following technical defects exist in the support system used in domestic housing construction field: the common support frame system usually adopts disc buckle type or steel pipe type support structure, the beam support system usually uses square timber as secondary beam, steel pipe as main beam, and steel pipe or disc buckle support is used for bottom support. This system presents three major problems in engineering practice: first, the positioning of main beam lacks systematic planning, and the arrangement is arbitrary; second, when the bottom disc buckle and the main beam are connected through support, the phenomenon of disc buckle deviating from the central axis under the beam frequently occurs; third, using steel pipe as vertical main beam leads to complex installation and disassembly process, and a large amount of manual labor is needed for auxiliary treatment in the process of safe and civilized construction.

[0003] Therefore, it is urgent to design a recyclable beam formwork support to reduce manpower and material resources, reduce labor intensity and improve construction efficiency. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to overcome the shortcomings of the prior art and provide a recyclable beam formwork support to X.

[0005] In order to achieve the above object, a kind of turnover beam formwork support is designed, including support system, upper fastening system and lower fastening system;The support system includes support rod, the support rod includes vertically arranged round bar and square steel plate laterally arranged at the top of round bar, the inner diameter of the round bar matches the outer diameter of disc buckle scaffold vertical rod, square steel plate is welded with upper fixed end square steel to form independent support structure;The upper fastening system includes two variable cross-section channel steels, several galvanized support rods and tension bolts, the channel steel is oppositely arranged, and the inner side of the channel steel close to support beam is clamping surface, the clamping surface is vertically arranged plane structure, the front side and the back side of channel steel are variable cross-section, bolt hole is provided on the clamping surface of channel steel for accommodating tension bolt, several galvanized support rods are parallelly arranged on the outer side of the clamping surface of channel steel and extend out of the front side and the back side of channel steel, the gap between the upper and lower adjacent two galvanized support rods is used for the screw rod of tension bolt to pass through;The lower fastening system includes mobile end square steel, fixed end square steel, high-strength bolt and nut, the fixed end square steel is laterally arranged on the support system, the mobile end square steel is the open structure with left side opening and is sleeved on the right side of fixed end square steel, two channel steels are oppositely welded on fixed end square steel and mobile end square steel respectively;High-strength bolt is provided on the right end of fixed end square steel in the axial direction of fixed end square steel, bolt hole is provided on the closed structure of the right side of mobile end square steel for high-strength bolt to pass through, and nut is arranged on the outer side of the closed structure of mobile end square steel and is threadedly connected with high-strength bolt for locking and clamping mobile end square steel and fixed end square steel.

[0006] Preferably, the utility model still includes: the two channel steels are respectively arranged on mobile end square steel and fixed end square steel along the center of support beam lower part symmetry.

[0007] Preferably, the utility model still includes: the variable cross-section of channel steel is trapezoidal or triangular.

[0008] Preferably, the utility model still includes: the mobile end square steel of lower fastening system is adjusted through sliding to adapt to different beam widths, and the position is locked by high-strength bolt and nut.

[0009] Preferably, the utility model still includes: the galvanized support rod is welded with channel steel to form tension bolt channel, for transversely penetrating tension bolt.

[0010] Preferably, the utility model still includes: the support rod of support system is fixed with disc buckle scaffold vertical rod by plug-in mode, and it is ensured that support is arranged in the middle.

[0011] Compared with prior art, the utility model has the advantages that:

[0012] 1、effectively avoid the occurrence of beam lower part vertical rod and beam body axis deviation phenomenon;

[0013] 2. The component integration is realized through the integral welded structure of the support system and the upper fastening system, and the construction period is significantly shortened;

[0014] 3. The variable cross-section channel steel component greatly reduces the steel consumption while ensuring the safety of the structure according to the green building concept due to the excellent cross-section moment of inertia characteristics. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 Fig. 1 is a schematic view of the utility model cooperating with a support beam;

[0016] Fig. 2 Fig. 2 is a front view of the utility model;

[0017] Fig. 3 Fig. 3 is a side view of the utility model;

[0018] In the figure, 1-1 is a support rod, 1-2 is a moving end square steel, 1-3 is a fixed end square steel, 1-4 is a high-strength bolt, 1-5 is a nut, 1-6 is a tension bolt channel, 1-7 is a galvanized support rod, 1-8 is a channel steel, 1-9 is a support beam, and 1-10 is a tension bolt. DETAILED DESCRIPTION

[0019] In order to make the purpose, principle and structure of the utility model clearer and more comprehensible, the following further elaboration is made in combination with the drawings and specific embodiments.

[0020] Referring to Figs. 1-3 The utility model provides a kind of recyclable beam formwork support, comprising:

[0021] The support system includes support rod 1-1, and support rod 1-1 includes vertically arranged round rod, the inner diameter of the round rod is the same as the outer diameter of general disc buckle scaffold support vertical rod, the top of the round rod is welded with square steel plate, and the square steel plate is welded with the fixed end square steel 1-3 of upper portion to form independent support system, so that the lower portion 1-1 of support beam 1-9 is arranged as the center when the round rod is arranged, and extends to both sides;The independence and concentration of support system are guaranteed.

[0022] The upper fastening system is composed of two channel steels 1-8, galvanized supporting rods 1-7 and tension bolt channels 1-6. The channel steel 1-8 is a variable cross-section channel steel. The front side and the rear side of the channel steel 1-8 can be trapezoidal or triangular. A plurality of parallel arranged galvanized supporting rods 1-7 are welded on the outer side of the channel steel 1-8 away from the supporting beam 1-10. A gap is left between the upper and lower galvanized supporting rods 1-7. Meanwhile, bolt holes are reserved on the channel steel 1-8. The screw rod of the tension bolt 1-10 passes through the gap and the reserved bolt holes in sequence to form the tension bolt channel 1-6. The gap is narrower than the nut of the tension bolt 1-10, which is used to limit and block the nut of the tension bolt 1-10 and bear the force. The channel steel 1-8 is fastened on both sides by the tension bolt 1-10 to meet the requirement of constraining the clear size.

[0023] The lower fastening system is composed of a movable end square steel 1-2, a fixed end square steel 1-3, a high-strength bolt 1-4 and a nut 1-5. The fixed end square steel 1-3 is a square steel pipe. The top of the fixed end square steel 1-3 is welded and fixed with the bottom of one of the channel steels 1-8. The movable end square steel 1-2 is a small cross-section square steel pipe. The left side of the movable end square steel 1-2 is open, and the right side is closed. The movable end square steel 1-2 is sleeved on the right side of the fixed end square steel 1-3 and is in sliding fit. The top of the movable end square steel 1-2 is welded and fixed with the top of the other channel steel 1-8. The high-strength bolt 1-4 is arranged at the right end of the fixed end square steel 1-3 and extends axially along the fixed end square steel 1-3. The high-strength bolt 1-4 passes through the through hole on the movable end square steel 1-2 and is in threaded fit with the nut 1-5. The lower fastening system is adjusted in extension and contraction by the sliding between the movable end square steel 1-2 and the fixed end square steel 1-3. The high-strength bolt 1-4, the nut 1-5 and the tension bolt 1-10 are used to fasten and clamp the supporting beam 1-9.

[0024] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent substitutions or changes according to the technical scheme and novel concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A reusable beam formwork support, characterized in that, Includes a support system, an upper fastening system, and a lower fastening system; The support system includes a support rod (1-1), which includes a vertically arranged round rod and a horizontally arranged square steel plate at the top of the round rod. The inner diameter of the round rod matches the outer diameter of the upright of the disc-lock scaffold. The square steel plate is welded to the upper fixed end square steel (1-3) to form an independent support structure. The upper fastening system includes two variable cross-section channel steels (1-8), several galvanized support rods (1-7), and tie bolts. The channel steels (1-8) are arranged opposite each other. The inner side of the channel steel (1-8) near the supporting beam is a clamping surface. The clamping surface is a vertically arranged planar structure. The front and rear sides of the channel steel (1-8) have variable cross-sections. Bolt holes are provided on the clamping surface of the channel steel (1-8) to accommodate tie bolts. Several galvanized support rods (1-7) are arranged in parallel on the outside of the clamping surface of the channel steel (1-8) and extend out of the front and rear sides of the channel steel (1-8). Two adjacent galvanized support rods (1-7) form the main rib of the tie bolt. The gap between two adjacent galvanized support rods (1-7) is used for the thread of the tie bolt to pass through. The lower fastening system includes a moving end square steel (1-2), a fixed end square steel (1-3), a high-strength bolt (1-4), and a nut (1-5). The fixed-end square steel (1-3) is horizontally arranged on the support system, and the movable-end square steel (1-2) is an open structure with an opening on the left side and is fitted on the right side of the fixed-end square steel (1-3). Two channel steels (1-8) are welded to the fixed-end square steel (1-3) and the movable-end square steel (1-2) respectively. The right end of the fixed end square steel (1-3) is provided with a high-strength bolt (1-4) along the axial direction of the fixed end square steel (1-3). The closed structure on the right side of the moving end square steel (1-2) is provided with bolt holes for the high-strength bolt (1-4) to pass through. The nut (1-5) is set on the outside of the closed structure of the moving end square steel (1-2) and is threadedly engaged with the high-strength bolt (1-4) to lock and clamp the moving end square steel (1-2) and the fixed end square steel (1-3).

2. The reusable beam formwork support as described in claim 1, characterized in that, The two channel steels (1-8) are symmetrically arranged along the lower center of the support beam on the moving end square steel (1-2) and the fixed end square steel (1-3).

3. The reusable beam formwork support as described in claim 1, characterized in that, The cross-section of the channel steel (1-8) is trapezoidal or triangular.

4. A reusable beam formwork support as described in claim 1, characterized in that, The movable end square steel (1-2) of the lower fastening system is adjusted to accommodate different beam widths by sliding, and its position is locked by high-strength bolts (1-4) and nuts (1-5).

5. A reusable beam formwork support as described in claim 1, characterized in that, The galvanized support rod (1-7) is welded to the channel steel (1-8) to form a tie bolt channel (1-6), which is used to pass the tie bolt laterally.

6. A reusable beam formwork support as described in claim 1, characterized in that, The support rod (1-1) of the support system is fixed to the upright of the disc-lock scaffold by plugging in, ensuring that the support is centered.

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