Cast-in-place concrete ground flatness formwork structure

Abstract

The utility model discloses a cast-in-place concrete ground flatness formwork structure which comprises a plurality of angle steel, supporting assemblies are installed on the angle steel, the angle steel is fixedly connected with reinforcing steel bars on a cast-in-place concrete ground through the supporting assemblies, and the angle steel can be in butt joint end to end. In the prior art, on the basis of an original angle steel side formwork, bolts and nuts are additionally arranged on the angle steel side formwork to improve the construction efficiency, the problem that the angle steel side formwork is difficult to fix in a double-layer two-way reinforcing mesh is solved, the construction efficiency is improved, and the safety of workers is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building construction, specifically relates to a cast-in-situ concrete floor flatness formwork structure. BACKGROUND

[0002] At present, cast-in-situ concrete floor cushion layer pouring all uses artificial prior to line measurement, sets the elevation point in the ground and arranges the cement cake, to position the pouring thickness, then uses the ruler to scrape and is flat, and artificial taps the light, so not only the efficiency is low and the quality is difficult to guarantee, but also the hollowing and rework often appear, cause the waste of manpower and material resources. When the double-layer bidirectional steel mesh sheet concrete floor is constructed, the flatness is influenced by the deformation of the steel mesh, the track installation is difficult, and the flatness is influenced; when the large-area concrete floor is poured, the solidification time is too fast, which can cause uneven pouring and poor surface quality. Uneven pouring can cause uneven concrete structure strength and easy cracking. CONTENT OF THE UTILITY MODEL

[0003] The utility model discloses a cast-in-situ concrete floor flatness formwork structure.

[0004] The utility model discloses a cast-in-situ concrete floor flatness formwork structure.

[0005] A cast-in-situ concrete floor flatness formwork structure, comprising a plurality of angle steels, a support assembly is installed on the angle steel, the angle steel is connected and fixed with the steel bar on the cast-in-situ concrete floor through the support assembly, and the plurality of angle steels can be butt-jointed head to tail.

[0006] As a further scheme of the utility model: the support assembly comprises a threaded rod and a second bolt, the end of the threaded rod is fixed with the end of the second bolt, a hole is formed in the angle steel, the second bolt is inserted into the angle steel through the hole, and the second bolt is fixed and screwed on the angle steel through a third nut.

[0007] As a further scheme of the utility model: the diameter of the threaded rod is greater than the diameter of the second bolt, and the diameter of the hole is less than the diameter of the threaded rod.

[0008] As a further scheme of the utility model: a first nut is also threadedly connected to the rod body of the threaded rod, a second nut is fixed beside the first nut, and the second nut can be fixed with the steel bar on the cast-in-situ concrete floor.

[0009] As a further scheme of the utility model: a first bolt is also transversely connected to the second nut, and the first bolt is fixed with the steel bar on the cast-in-situ concrete floor.

[0010] The utility model discloses beneficial effect: prior art is in the basis of original angle steel side mould, set up bolt and nut to improve construction efficiency on angle steel side mould, solve the problem that angle steel side mould is difficult to fix in double -layer bidirectional reinforcement net, improve construction efficiency and guarantee worker safety. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model makes further explanation from the following combining with the drawings.

[0012] Fig. 1 It is the structure schematic diagram of the utility model;

[0013] Fig. 2 It is the structure schematic diagram of the utility model's support subassembly.

[0014] In the drawing: 1, angle steel;2, support subassembly;3, first nut;4, second nut;5, first bolt;6, second bolt;7, third nut. DETAILED DESCRIPTION

[0015] The technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model, and apparently, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the range of the utility model protection.

[0016] Embodiment one, please refer to Figs. 1-2 The utility model discloses a cast-in-place concrete floor flatness formwork structure, including a plurality of angle steel 1, the angle steel 1 is installed with support subassembly 2, the angle steel 1 is fixed with the reinforcement on cast-in-place concrete floor through support subassembly 2, and a plurality of angle steel 1 can butt joint head and tail.

[0017] Embodiment two, please refer to Figs. 1-2 The utility model discloses a cast-in-place concrete floor flatness formwork structure, including a plurality of angle steel 1, the angle steel 1 is installed with support subassembly 2, the angle steel 1 is fixed with the reinforcement on cast-in-place concrete floor through support subassembly 2, and a plurality of angle steel 1 can butt joint head and tail.

[0018] The support subassembly 2 includes threaded rod and second bolt 6, the threaded rod end and second bolt 6 end are fixed with each other, the angle steel 1 is set up with hole, the second bolt 6 is inserted on the angle steel 1 through hole, and the second bolt 6 is fixed and screwed on the angle steel 1 through third nut 7.The diameter of threaded rod is greater than the diameter of second bolt 6, and the diameter of hole is less than the diameter of threaded rod.

[0019] Embodiment three, please refer toFigs. 1-2 The utility model discloses a cast-in-place concrete floor flatness formwork structure, including a plurality of angle steel 1, the support assembly 2 is installed on the angle steel 1, the angle steel 1 is fixed with the reinforcement on cast-in-place concrete floor through the support assembly 2, and the head and tail of a plurality of angle steel 1 can butt joint.

[0020] The support assembly 2 includes threaded rod and second bolt 6, the end of threaded rod and the end of second bolt 6 are fixed with each other, the angle steel 1 is provided with hole, the second bolt 6 is inserted in the angle steel 1 through the hole, and the second bolt 6 is fixed and screwed on the angle steel 1 through third nut 7.The diameter of threaded rod is greater than the diameter of second bolt 6, and the diameter of hole is less than the diameter of threaded rod.

[0021] The threaded connection of first nut 3 is further formed on the rod body of threaded rod, the second nut 4 is fixed on one side of first nut 3, and the second nut 4 can be fixed with the reinforcement on cast-in-place concrete floor.

[0022] Embodiment four, please refer to Figs. 1-2 The utility model discloses a cast-in-place concrete floor flatness formwork structure, including a plurality of angle steel 1, the support assembly 2 is installed on the angle steel 1, the angle steel 1 is fixed with the reinforcement on cast-in-place concrete floor through the support assembly 2, and the head and tail of a plurality of angle steel 1 can butt joint.

[0023] The support assembly 2 includes threaded rod and second bolt 6, the end of threaded rod and the end of second bolt 6 are fixed with each other, the angle steel 1 is provided with hole, the second bolt 6 is inserted in the angle steel 1 through the hole, and the second bolt 6 is fixed and screwed on the angle steel 1 through third nut 7.The diameter of threaded rod is greater than the diameter of second bolt 6, and the diameter of hole is less than the diameter of threaded rod.

[0024] The threaded connection of first nut 3 is further formed on the rod body of threaded rod, the second nut 4 is fixed on one side of first nut 3, and the second nut 4 can be fixed with the reinforcement on cast-in-place concrete floor.

[0025] It is worth mentioning that:

[0026] The model size of angle steel 1 can be L40x63x4.

[0027] The left and right ends of first bolt 5 can be tied on the reinforcement of concrete floor, and be used for fixing angle steel 1.

[0028] Every 1 meter is provided with a formwork structure.

[0029] The side mold of the angle steel 1 is reliably fixed through the combination of the threaded rod and the first nut 3, and the elevation and position of the side mold are effectively controlled.

[0030] The angle steel 1 is used as a track for leveling the beam, and an aluminum alloy ruler is used to scrape the ground to be leveled manually, the aluminum alloy ruler takes the angle steel as a track and an elevation control point, and is repeatedly scraped along the pouring direction of the concrete.

[0031] The above describes one embodiment of the utility model in detail, but the content is only the preferred embodiment of the utility model, and cannot be considered as limiting the implementation range of the utility model. Any equivalent change and improvement within the application range of the utility model should still belong to the scope of the claims of the utility model.

Claims

1. A cast-in-place concrete floor flatness formwork structure comprising a plurality of angle irons (1), characterised in that, The angle steel (1) is provided with a support assembly (2), the angle steel (1) is connected and fixed with the steel bars on the cast-in-place concrete ground through the support assembly (2), and a plurality of the angle steels (1) can be butt-jointed head to tail.

2. A cast-in-place concrete floor flatness formwork structure according to claim 1, characterised in that, The support assembly (2) comprises a threaded rod and a second bolt (6), the end of the threaded rod is fixed with the end of the second bolt (6), a hole is formed in the angle steel (1), the second bolt (6) is inserted into the angle steel (1) through the hole, and the second bolt (6) is fixed and screwed on the angle steel (1) through a third nut (7).

3. A cast-in-place concrete floor flatness formwork structure according to claim 2, characterised in that, The diameter of the threaded rod is greater than the diameter of the second bolt (6), and the diameter of the hole is smaller than the diameter of the threaded rod.

4. A cast-in-place concrete floor flatness formwork structure according to claim 2 or 3, characterised in that, A first nut (3) is further threadedly connected to the rod body of the threaded rod, a second nut (4) is fixed beside the first nut (3), and the second nut (4) can be fixed with the steel bars on the cast-in-place concrete ground.

5. A cast-in-place concrete floor flatness formwork structure according to claim 4, characterised in that, A first bolt (5) is further transversely connected to the second nut (4), and the first bolt (5) is fixed with the steel bars on the cast-in-place concrete ground.

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