Raft reinforcing steel bar supporting frame

Abstract

The raft reinforcing steel bar supporting frame comprises a supporting base body, a penetrating opening is formed in the surface of the supporting base body, an external supporting cylinder is arranged in the penetrating opening in a penetrating mode, an internal adjusting cylinder is arranged on the inner side surface of the external supporting cylinder in a penetrating mode, and a supporting top base body is arranged on the surface of the external supporting cylinder. A first positioning groove is formed in the surface of the supporting top seat body, a second positioning groove is formed in the lower surface of the supporting base body, a side face supporting seat is arranged on the side face of the supporting base body, a third positioning groove is formed in the lower surface of the side face supporting seat, and a first locking bolt is connected to the inner side surface of the side face of the supporting base body through threads. By adopting a sliding fit locking and fixing structure, the vertical height position is convenient to adjust, the cylindrical design is adopted, the angle position of the supporting footstock main body can be rotationally adjusted during use, the angle of the supporting footstock main body can be adjusted, the supporting footstock main body is suitable for clamping adjustment of reinforcing steel bars at the upper end and the lower end, and the supporting footstock is flexible and convenient to use.

Description

Technical Field

[0001] The utility model relates to the field of raft slab steel bar support frames, and more specifically, to a raft slab steel bar support frame. Background Art

[0002] In the raft slab, the steel bars are generally divided into two layers of steel mesh, which are composed of steel bars that are perpendicular to each other. Since the distance between the upper and lower layers of steel mesh is large, in order to ensure the distance between the upper and lower layers of steel mesh and the safety of construction, the construction workers generally support them with a support frame built with steel pipes.

[0003] The announcement number is CN214941690U. A raft steel bar support frame relates to the field of building components. A raft steel bar support frame comprises a support rod; receiving blocks are arranged at both ends of the support rod in the length direction; a longitudinal reinforcement groove for the longitudinal reinforcement of the raft is arranged on the side wall of the receiving block away from the support rod, and a transverse reinforcement groove intersecting with the longitudinal reinforcement groove is arranged on the side wall of the receiving block away from the support rod. The application has the effect of strengthening the support frame to support the stability of the raft steel bar;

[0004] In the above-mentioned patent, the top support and the bottom support are the same cross-shaped cross grooves, but the top and bottom steel bars are fixed to each other after being inserted into the steel bars. In actual situations, there will be a deviation between the angles of the top steel bars and the bottom steel bars, which will cause one end of the upper and lower ends to be unable to fit into the steel bars. The angle in the above-mentioned patent cannot be adjusted, and when adjusting the position up and down, a segmented structure is used, which makes it inconvenient to adjust the height. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a raft slab steel bar support frame, which adopts a sliding locking and fixing structure to facilitate the adjustment of the upper and lower height positions, and a cylindrical design, which can be rotated to adjust the angle position of the support top seat body during use. Its adjustable angle is suitable for the upper and lower end steel bars to be inserted and adjusted, and it is flexible and convenient to use.

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] The support frame of claim 1, wherein the support frame has an inner wall that is fixed to the support frame, the outer wall that is fixed to the support frame has an inner wall that is fixed to the support frame, and the inner wall that is fixed to the support frame has an inner wall that is fixed to the support frame.

[0008] Furthermore, the upper and lower groups of the first locking bolts are distributed on the side of the support base body, and the left and right sides of the locking bolts are distributed on the surface of the support base body, which are evenly distributed and firmly fixed by extrusion.

[0009] Furthermore, the second locking bolts are arranged in two groups, upper and lower, and on the left and right sides, on the outer surface of the outer support tube.

[0010] Furthermore, the lower end surface of the outer support tube is provided with an annular positioning groove, and two groups of annular positioning grooves are distributed on the surface of the outer support tube.

[0011] Furthermore, the outer surface of the first locking bolt is inserted into the inner surface of the annular positioning groove of the external support tube and is squeezed and fixed.

[0012] Furthermore, a positioning slide groove is arranged on the outer surface of the inner adjustment cylinder, and the positioning slide groove is arranged on both sides of the outer surface of the inner adjustment cylinder on both sides.

[0013] Furthermore, the outer end of the second locking bolt is inserted into the inner surface of the positioning slot of the internal adjustment cylinder and is squeezed and fixed.

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] (1) The sliding locking fixing structure is adopted to facilitate the adjustment of the upper and lower height positions, and the cylindrical design can be rotated to adjust the angle position of the supporting top seat body during use. The adjustable angle is suitable for the upper and lower end steel bars to be inserted and adjusted, which is flexible and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a main view of the support base of the utility model;

[0018] Figure 3 This is a view of the external support cylinder of the utility model;

[0019] Figure 4 This is a view of the support top seat body and the internal adjustment cylinder of the utility model.

[0020] Description of the numbers in the figure:

[0021] 1 support base body, 2 external support cylinder, 3 internal adjustment cylinder, 4 support top seat body, 40 first positioning groove, 10 second positioning groove, 5 side support seat, 50 third positioning groove, 6 first locking bolt, 7 second locking bolt, 21 annular positioning groove, 31 positioning slide groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] Example 1

[0024] See also Figure 1-4 , a raft slab steel bar support frame, comprising a support base body 1, a through hole is arranged on the surface of the support base body 1, an external support tube 2 is inserted in the through hole, an internal adjustment tube 3 is inserted in the inner surface of the external support tube 2, a support top seat body 4 is arranged on the surface of the external support tube 3, a first positioning groove 40 is arranged on the surface of the support top seat body 4, a second positioning groove 10 is arranged on the lower surface of the support base body 1, a side support seat 5 is arranged on the side of the support base body 1, and a third positioning groove 50 is arranged on the lower surface of the side support seat 5, a first locking bolt 6 is connected to the inner surface of the side of the support base body 1 by threading, the first locking bolt 6 is locked and fixed to the surface of the external support tube 2, a second locking bolt 7 is connected to the inner surface of the upper end of the external support tube 2 by threading, and the second locking bolt 7 is locked and fixed to the surface of the internal adjustment tube 3, and the sliding locking and fixing structure is adopted to facilitate the adjustment of the upper and lower height positions, and the cylindrical design can be rotatably adjusted during use. The angle position of the support top seat body, the adjustable angle, is suitable for the upper and lower end steel bars to be clamped and adjusted, and is flexible and convenient to use;

[0025] The first locking bolts 6 are arranged in two groups, one above the other, on the side of the support base body 1, and the first locking bolts 6 are evenly distributed on the surface of the support base body 1, squeezing the internal adjustment cylinder 3 to fix it firmly.

[0026] The second locking bolts 7 are arranged in two groups, one above the other and on both sides, on the outer surface of the outer support tube 2, and are evenly distributed to firmly squeeze the outer support tube 2;

[0027] The lower end surface of the outer support tube 2 is provided with an annular positioning groove 21. Two groups of annular positioning grooves 21 are distributed on the surface of the outer support tube 2, which can facilitate the first locking bolt 6 to be inserted and positioned. When the outer support tube 2 is rotated to adjust the angle, the first locking bolt 6 can be inserted and positioned without sliding up and down.

[0028] The outer surface of the first locking bolt 6 is inserted into the inner surface of the annular positioning groove 21 of the outer support tube 2 and squeezed and fixed, so as to facilitate locking and fixing;

[0029] The outer surface of the internal adjustment cylinder 3 is provided with a positioning slot 31, and the left and right sides of the positioning slot 31 are distributed on the outer surfaces of both sides of the internal adjustment cylinder 3. When the internal adjustment cylinder 3 slides up and down, the second locking bolt 7 is inserted into the positioning slot 31, and the internal adjustment cylinder 3 slides up and down stably and will not rotate;

[0030] The outer end of the second locking bolt 7 is inserted into the inner surface of the positioning slot 31 of the internal adjustment tube 3 and is squeezed and fixed firmly;

[0031] When in use, an internal adjustment cylinder 3 is inserted through the inner surface of the external support cylinder 2, and a support top seat body 4 is provided on the surface of the external support cylinder 3, and a first positioning groove 40 is provided on the surface of the support top seat body 4, and a second positioning groove 10 is provided on the lower surface of the support base body 1, and a side support seat 5 is provided on the side of the support base body 1, and a third positioning groove 50 is provided on the lower surface of the side support seat 5, and a steel bar can be inserted into the positioning groove for positioning, and the external support cylinder 2 can be rotated to adjust the angle, and the angular position of the support top seat body 4 can be adjusted, which is convenient for adjusting the angle and suitable for use when the steel bar is offset. After adjustment, the first locking bolt 6 at the bottom can be locked, so that the outer surface of the first locking bolt 6 can be inserted into the inner surface of the annular positioning groove 21 of the external support cylinder 2 and squeezed and fixed, which is convenient for locking and fixing;

[0032] When adjusting its height, the internal adjustment cylinder 3 can be slid in the external support cylinder 2 to adjust the height. The inner surface of the upper end of the external support cylinder 2 is threadedly connected with a second locking bolt 7, and the second locking bolt 7 is locked and fixed on the surface of the internal adjustment cylinder 3. The upper and lower groups of the first locking bolts 6 are distributed on the side of the support base body 1, and the left and right sides of the first locking bolts 6 are evenly distributed, squeezing the internal adjustment cylinder 3 to fix it firmly. After the height of the internal adjustment cylinder 3 is adjusted, it can be locked and fixed firmly.

[0033] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A raft steel bar support frame, comprising a support base body (1), characterized in that: The surface of the support base body (1) is provided with an insertion opening, in which an external support tube (2) is inserted, the inner surface of the external support tube (2) is inserted with an internal adjustment tube (3), the surface of the internal adjustment tube (3) is provided with a support top seat body (4), the surface of the support top seat body (4) is provided with a first positioning groove (40), the lower surface of the support base body (1) is provided with a second positioning groove (10), the side surface of the support base body (1) is provided with a side support seat (5), the lower surface of the side support seat (5) is provided with a third positioning groove (50), the inner surface of the side surface of the support base body (1) is connected with a first locking bolt (6) by threading, the first locking bolt (6) is locked and fixed to the surface of the external support tube (2), the inner surface of the upper end of the external support tube (2) is connected with a second locking bolt (7) by threading, the second locking bolt (7) is locked and fixed to the surface of the internal adjustment tube (3).

2. A raft steel bar support frame according to claim 1, characterized in that: The first locking bolts (6) are arranged in upper and lower groups on the side of the support base body (1), and the first locking bolts (6) are arranged on the left and right sides on the surface of the support base body (1).

3. A raft slab reinforcement support frame according to claim 1, characterized in that: The second locking bolts (7) are arranged in two groups, upper and lower, and distributed on the left and right sides, on the outer surface of the outer support tube (2).

4. A raft steel bar support frame according to claim 1, characterized in that: The lower end surface of the external support tube (2) is provided with an annular positioning groove (21), and two groups of annular positioning grooves (21) are distributed on the surface of the external support tube (2).

5. A raft steel bar support frame according to claim 4, characterized in that: The outer surface of the first locking bolt (6) is inserted into the inner surface of the annular positioning groove (21) of the external support tube (2) and is pressed and fixed.

6. A raft steel bar support frame according to claim 1, characterized in that: The outer surface of the inner adjustment tube (3) is provided with a positioning slide groove (31), and the left and right sides of the positioning slide groove (31) are distributed on the outer surfaces of both sides of the inner adjustment tube (3).

7. A raft slab reinforcement support frame according to claim 6, characterized in that: The outer end of the second locking bolt (7) is inserted into the inner surface of the positioning slot (31) of the internal adjustment cylinder (3) and is pressed and fixed.

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