Ground elevation leveling device for fine control forming of terrace

Abstract

A ground elevation leveling device for fine control forming of a floor relates to the technical field of building machinery and comprises top plate upper iron, top plate lower iron, upper chord ribs, lower chord ribs, support frames, angle irons, screw rods and nylon wires, the top plate upper iron, the top plate lower iron, the upper chord ribs and the lower chord ribs are all arranged in a concrete layer, the upper chord ribs are distributed above the top plate upper iron, and the lower chord ribs are distributed above the top plate lower iron. The supporting frames, the angle iron and the lead screws are symmetrically distributed on the two sides of the concrete layer, and nylon wires are arranged at the upper ends, opposite to the two lead screws, of the two sides of the concrete layer. The device is high in practicability and very convenient to use, the height of the nylon wire above is adjusted by moving the lead screw on the angle iron up and down, and it is guaranteed that the elevation of the floor is correct; by arranging the detachable lead screw and the angle iron, the use amount of materials is reduced; the ratchet wheel and the pulley are arranged in a matched mode, the nylon wire is tensioned and straightened, and the elevation and leveling operation accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction machinery, in particular to a ground elevation leveling device for precise control of floor molding. Background Art

[0002] Large-scale logistics warehousing buildings are the most critical link in the logistics industry chain, especially smart sorting plants, which require large space and large area. The floor requirements of smart sorting plants are accurate to millimeters to ensure the normal operation of automatic sorting.

[0003] Traditional floor laying methods usually use steel truss floor decking types, but steel trusses have no support system and can only bear limited loads. Laser leveling equipment cannot be used, and manual construction and leveling are time-consuming and labor-intensive, with low elevation accuracy. Later maintenance and rework will consume a lot of time, which will not only delay the construction period, but also cause great economic losses. Utility Model Content

[0004] In order to overcome the shortcomings of the background technology, the utility model discloses a ground elevation leveling device for precise control of floor forming. The utility model arranges a top plate upper iron, a top plate lower iron, an upper chord rib and a lower chord rib in the concrete layer, and arranges a support frame, an angle iron and a screw rod on both sides of the concrete layer to achieve the purpose of improving the accuracy of the ground elevation.

[0005] In order to achieve the purpose of the utility model, the utility model adopts the following technical solutions:

[0006] A ground elevation leveling device for precise control of floor forming comprises an upper iron on a top plate, a lower iron on a top plate, upper chord ribs, lower chord ribs, a support frame, an angle iron, a screw rod and a nylon line. The upper iron on the top plate, the lower iron on the top plate, the upper chord ribs and the lower chord ribs are all arranged in a concrete layer. The upper chord ribs are distributed above the upper iron on the top plate, the upper iron on the top plate and the upper chord ribs are staggered, the lower chord ribs are distributed below the lower iron on the top plate, the lower iron on the top plate and the lower chord ribs are staggered, the support frame, the angle iron and the screw rod are symmetrically distributed on both sides of the concrete layer, the support frame is arranged correspondingly to the lower iron on the top plate, the support frame is arranged above the lower iron on the top plate, the angle iron is arranged directly above the support frame, the screw rod is arranged on the upper and lower corresponding support frame and angle iron, the upper end of the screw rod passes through the angle iron, and nylon lines are arranged on the upper ends of the two screw rods on both sides of the concrete layer.

[0007] The support frame is an L-shaped structure, the lateral end of the support frame is welded to the upper surface of the lower iron of the top plate, the upper end of the longitudinal end of the support frame is provided with a connecting hole, and the inner wall of the connecting hole is provided with an internal thread.

[0008] The angle irons are distributed on the upper end of the side surface of the concrete layer, and each angle iron is arranged on the same horizontal plane.

[0009] The lead screw is longitudinally arranged on the side surface of the concrete layer. The lower end of the lead screw is arranged in the connection hole, and the lead screw is threadedly connected with the connection hole. The upper end of the lead screw passes through the angle iron. There are two fixing nuts on the lead screw, and the two fixing nuts are respectively arranged above and below the angle iron. A connecting pipe is arranged at the upper end of the lead screw.

[0010] The lower end of the connecting pipe is blocked, the lower surface of the connecting pipe is connected to the upper surface of the lead screw, a ratchet wheel is arranged in the connecting pipe, and a pulley is arranged above the connecting pipe.

[0011] The ratchet wheel is a two-way ratchet wheel.

[0012] A connecting rod is arranged at the center of the lower surface of the pulley. The connecting rod is arranged in the connecting pipe. The connecting rod is arranged in cooperation with the ratchet wheel. Fixing grooves are annularly arranged on the side surface of the pulley.

[0013] The nylon wire is arranged above the concrete layer, and the two ends of the nylon wire are respectively arranged in the fixing grooves of the pulleys on both sides of the concrete layer.

[0014] For the ground elevation leveling device for precision control of the floor slab forming of the present utility model, the present utility model has strong practicability and is very convenient to use. By moving the lead screw on the angle iron up and down, the height of the upper nylon wire is adjusted to ensure the correct floor slab elevation; by setting the detachable lead screw and angle iron, the material usage is saved; through the cooperation of the ratchet wheel and the pulley, the nylon wire is pulled tight, improving the accuracy of elevation and leveling operations. Description of the Drawings

[0015] Figure 1 It is a schematic diagram of the positional relationship of the present utility model;

[0016] Figure 2 It is a cross-sectional view of the support frame of the present utility model;

[0017] Figure 3 It is a top view of the connecting pipe of the present utility model;

[0018] Figure 4 It is a side view of the pulley of the present utility model;

[0019] In the figure: 1, concrete layer; 2, upper iron on the top plate; 3, lower iron on the top plate; 4, upper chord bar; 5, lower chord bar; 6, angle iron; 7, support frame; 8, lead screw; 9, fixing nut; 10, connecting pipe; 11, pulley; 12, nylon wire; 13, connection hole; 14, ratchet wheel; 15, connecting rod; 16, fixing groove. Detailed Description of the Invention

[0020] The present utility model can be explained in detail through the following embodiments. The purpose of disclosing the present utility model is to protect all technical improvements within the scope of the present utility model.

[0021] Combined with the attached Figures 1 to 4A ground elevation leveling device for precise control of floor forming, comprising an upper iron plate 2 on the top plate, a lower iron plate 3 on the top plate, upper chord bars 4, lower chord bars 5, a support frame 7, angle irons 6, lead screws 8 and nylon lines 12. The upper iron plate 2 on the top plate, the lower iron plate 3 on the top plate, the upper chord bars 4 and the lower chord bars 5 are all arranged in the concrete layer 1. The upper chord bars 4 are distributed above the upper iron plate 2 on the top plate, and the upper iron plate 2 on the top plate and the upper chord bars 4 are arranged alternately. The lower chord bars 5 are distributed below the lower iron plate 3 on the top plate, and the lower iron plate 3 on the top plate and the lower chord bars 5 are arranged alternately. The support frames 7, angle irons 6 and lead screws 8 are symmetrically distributed on both sides of the concrete layer 1. The support frames 7 are arranged corresponding to the lower iron plate 3 on the top plate, and the support frames 7 are arranged above the lower iron plate 3 on the top plate. The angle irons 6 are arranged directly above the support frames 7. The lead screws 8 are arranged on the support frames 7 and angle irons 6 corresponding up and down. The upper ends of the lead screws 8 pass through the angle irons 6, and nylon lines 12 are arranged at the upper ends of the two opposite lead screws 8 on both sides of the concrete layer 1.

[0022] The support frame 7 is of an L-shaped structure. The transverse end of the support frame 7 is welded to the upper surface of the lower iron plate 3 on the top plate. A connection hole 13 is provided at the upper end of the longitudinal end of the support frame 7, and internal threads are provided on the inner wall of the connection hole 13.

[0023] The angle irons 6 are distributed at the upper end of the side surface of the concrete layer 1. Each angle iron 6 is arranged on the same horizontal plane, and the angle irons 6 can be disassembled for turnover use, saving construction costs.

[0024] The lead screws 8 are longitudinally arranged on the side surface of the concrete layer 1. The lower ends of the lead screws 8 are arranged in the connection holes 13, and the lead screws 8 are threadedly connected to the connection holes 13. The upper ends of the lead screws 8 pass through the angle irons 6. Two fixing nuts 9 are provided on the lead screws 8. The two fixing nuts 9 are respectively arranged above and below the angle irons 6. After the height of the upper end of the lead screw 8 is determined, the lead screw 8 is fixed to the angle iron 6 by the upper and lower fixing nuts 9. The lead screws 8 and the fixing nuts 9 can be disassembled for turnover use, saving construction costs. A connection pipe 10 is provided at the upper end of the lead screw 8.

[0025] The lower end of the connection pipe 10 is blocked. The lower surface of the connection pipe 10 is connected to the upper surface of the lead screw 8. A ratchet 14 is provided in the connection pipe 10, and a pulley 11 is provided above the connection pipe 10.

[0026] The ratchet 14 is a two-way ratchet. By tightening the nylon line 12 through the ratchet 14, the nylon line 12 is made straight, which is convenient for adjusting the elevation accuracy, and the upper pulley 11 can also be rotated in the reverse direction to store the nylon line 12.

[0027] A connecting rod 15 is provided at the center of the lower surface of the pulley 11. The connecting rod 15 is arranged in the connection pipe 10, and the connecting rod 15 is arranged in cooperation with the ratchet 14. A fixing groove 16 is annularly provided on the side surface of the pulley 11.

[0028] The nylon wire 12 is arranged above the concrete layer 1. Both ends of the nylon wire 12 are respectively arranged in the fixing grooves 16 of the pulleys 11 on both sides of the concrete layer 1. The nylon wire 12 is in the fixing groove 16 to prevent the nylon wire 12 from sliding up and down on the surface of the pulley 11 and affecting the marking.

[0029] For the ground elevation leveling device for precision control forming of a floor slab described in the embodiment, when in use, first pass the lead screw 8 through the corresponding angle iron 6, and install fixing nuts 9 on the lead screw 8 above and below the angle iron 6. Then install the lower end of the lead screw 8 in the connection hole 13. After determining the height of the upper end of the lead screw 8, fix the lead screw 8 on the angle iron 6 through the upper and lower fixing nuts 9. Install pulleys 11 in the two opposite connecting pipes 10, and the ratchet 14 tightens the nylon wire 12 to make the nylon wire 12 straight, which is convenient for adjusting the elevation accuracy. After all the installations are completed, the leveling operation can be carried out. Each nylon wire 12 is in the fixing groove 16 to prevent the nylon wire 12 from sliding up and down on the surface of the pulley 11 and affecting the marking. After the concrete dries, reverse-rotate the upper pulley 11 after securing the ratchet 14 to store the nylon wire 12, and then remove the pulley 11, angle iron 6, and lead screw 8 for turnover use, saving construction costs.

[0030] The parts not detailed in the present invention are prior art. Although the present invention is specifically shown and introduced in combination with the preferred implementation scheme, there are many methods and ways to specifically implement this technical solution. The above description is only the preferred implementation mode of the present invention. However, those skilled in the art should understand that various changes can be made to the present invention in terms of form and details without departing from the spirit and scope of the present invention defined by the appended claims, and all of them are within the protection scope of the present invention.

Claims

1. A ground elevation leveling device for precision control forming of a floor, comprising an upper iron plate on the top plate (2), a lower iron plate on the top plate (3), upper chord bars (4), lower chord bars (5), a support frame (7), angle irons (6), lead screws (8) and nylon lines (12). The upper iron plate on the top plate (2), the lower iron plate on the top plate (3), the upper chord bars (4) and the lower chord bars (5) are all arranged in the concrete layer (1). Upper chord bars (4) are distributed above the upper iron plate on the top plate (2), and the upper iron plate on the top plate (2) and the upper chord bars (4) are arranged in a staggered manner. Lower chord bars (5) are distributed below the lower iron plate on the top plate (3), and the lower iron plate on the top plate (3) and the lower chord bars (5) are arranged in a staggered manner. It is characterized in that: The support frames (7), angle irons (6) and lead screws (8) are symmetrically distributed on both sides of the concrete layer (1). The support frames (7) are arranged corresponding to the lower steel bars of the roof slab (3). The support frames (7) are arranged above the lower steel bars of the roof slab (3). The angle irons (6) are arranged directly above the support frames (7). The lead screws (8) are arranged on the support frames (7) and angle irons (6) corresponding up and down. The upper ends of the lead screws (8) pass through the angle irons (6). Nylon wires (12) are provided at the upper ends of the two opposite lead screws (8) on both sides of the concrete layer (1).

2. The ground elevation leveling device for precise control of floor forming according to claim 1, wherein: The support frame (7) is of an L-shaped structure. The horizontal end of the support frame (7) is welded to the upper surface of the lower steel bars of the roof slab (3). A connection hole (13) is provided at the upper end of the vertical end of the support frame (7). Internal threads are provided on the inner wall of the connection hole (13).

3. The ground elevation leveling device for precision control forming of floor, as claimed in claim 1, wherein: The angle irons (6) are distributed at the upper ends of the sides of the concrete layer (1). Each angle iron (6) is arranged on the same horizontal plane.

4. The ground elevation leveling device for precise control of floor forming according to claim 1, characterized in that: The lead screws (8) are longitudinally arranged on the sides of the concrete layer (1). The lower ends of the lead screws (8) are arranged in the connection holes (13). The lead screws (8) are threadedly connected to the connection holes (13). The upper ends of the lead screws (8) pass through the angle irons (6). Two fixing nuts (9) are provided on the lead screws (8). The two fixing nuts (9) are respectively arranged above and below the angle irons (6). A connection pipe (10) is provided at the upper end of the lead screw (8).

5. The ground elevation leveling device for precise control of floor forming according to claim 4, characterized in that: The lower end of the connection pipe (10) is blocked. The lower surface of the connection pipe (10) is connected to the upper surface of the lead screw (8). A ratchet wheel (14) is provided inside the connection pipe (10). A pulley (11) is provided above the connection pipe (10).

6. The ground elevation leveling device for precise control of floor forming according to claim 5, characterized in that: The ratchet wheel (14) is a two-way ratchet wheel.

7. The ground elevation leveling device for precision control forming of floor according to claim 5, wherein: A connecting rod (15) is provided at the center of the lower surface of the pulley (11). The connecting rod (15) is arranged inside the connection pipe (10). The connecting rod (15) is arranged in cooperation with the ratchet wheel (14). Fixed grooves (16) are annularly provided on the side surface of the pulley (11).

8. The ground elevation leveling device for precise control of floor forming according to claim 1, characterized in that: The nylon wires (12) are arranged above the concrete layer (1). The two ends of the nylon wires (12) are respectively arranged in the fixed grooves (16) of the pulleys (11) on both sides of the concrete layer (1).

Images