Pulling-out type isolation device for concrete of different grades at beam-slab-column joints

Abstract

The utility model discloses a pulling type isolation device for concrete with different grades at beam-slab-column nodes, which comprises a steel thin plate, meshes are arranged at one end of the steel thin plate, a positioning beam is arranged at the top end of the steel thin plate, and the center line of the positioning beam and the center line of the steel thin plate are on the same vertical plane. A reinforcing structure used for improving the strength of the steel thin plate is arranged at one end of the steel thin plate. According to the pulling-out type isolation device for the concrete with the different mark numbers at the beam-slab-column joints, the positioning beams are arranged, the supporting steel bars are connected to one end of the steel thin plate in a welded mode, the supporting steel bars can effectively support the steel thin plate, the strength of the steel thin plate is improved, and the positioning beams are welded to the top ends of the supporting steel bars; the positioning beams can position the multiple sets of supporting steel bars, the multiple sets of V-shaped bone grooves in one end of the steel thin plate can further improve the strength and supporting force of the steel thin plate, and the problem that the strength of the intercepting assembly is insufficient is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a pull-out isolating device for concrete with different grades at beam-slab-column nodes. Background Art

[0002] During the construction of building beams and columns, it is often necessary to pour concrete in batches due to concrete strength issues. In the process of pouring in batches, in order to separate the pouring space, a special isolation device is needed to intercept the concrete to prevent the concrete from flowing out during the pouring process and affecting the final pouring effect.

[0003] However, the isolation device used for different grades of concrete at the joints of building beams, slabs and columns still has some defects in use. The strength of the isolation plate is insufficient after installation, which causes the interception plate to be easily squeezed and deformed when intercepting concrete.

[0004] Now a new type of pull-out isolation device for different grade concrete at beam-slab-column joints is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a pull-out isolation device for concrete of different grades at beam-slab-column joints, so as to solve the problem of insufficient strength of interception components proposed in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pull-out isolation device for concrete with different grades at beam-slab-column joints, comprising a steel thin plate, one end of which is provided with a mesh, a top end of which is provided with a positioning beam, a center line of which is on the same vertical plane as the center line of the steel thin plate, and one end of which is provided with a reinforcing structure for improving the strength of the steel thin plate;

[0007] The reinforcement structure comprises a supporting steel bar, one end of the steel sheet is fixedly connected to the supporting steel bar, and one end of the steel sheet is fixedly connected to a V-shaped bone groove.

[0008] Preferably, the V-shaped bone grooves at one end of the steel thin plate are arranged at equal intervals, and the center line of the V-shaped bone grooves is on the same horizontal plane as the center line of the steel thin plate.

[0009] Preferably, the supporting steel bars at one end of the steel sheet are arranged at equal intervals, and the supporting steel bars are fixedly connected to the positioning beam.

[0010] Preferably, the bottom end of the supporting steel bar is fixedly connected to a bottom beam, one end of the bottom beam is fixedly connected to a connecting rib, one end of the connecting rib is fixedly connected to a positioning rib, and the top end of the positioning rib is fixedly connected to a supporting rib.

[0011] Preferably, the support ribs are fixedly connected to the support steel bars, and the center line of the bottom beam and the center line of the steel sheet are on the same vertical plane.

[0012] Preferably, a groove is provided at the bottom end of the positioning beam, a metal ring is movably connected inside the groove, two groups of connecting plates are fixedly connected to the top end of the metal ring, a through hole is provided at one end of the connecting plate, a fixing bolt is movably connected to one end of the connecting plate, a threaded sleeve is fixedly connected to the other end of the connecting plate, a hexagonal groove is provided at one end of the fixing bolt, the hexagonal groove passes through the through hole and extends to the inside of the threaded sleeve, and an anti-slip pad is fixedly connected to the inside of the metal ring.

[0013] Preferably, the fixing bolt is threadedly connected to the threaded sleeve, and the center line of the fixing bolt and the center line of the hexagonal groove are on the same horizontal plane.

[0014] Preferably, the anti-slip pad is movably connected to the groove, and the fixing bolt is movably connected to the through hole.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the concrete pull-out isolation device with different grades at the beam-slab-column node can not only improve the strength of the interception component and maintain the angle after installation, but also improve the stability after installation;

[0016] (1) By providing a positioning beam, supporting steel bars and V-shaped bone grooves, one end of the steel sheet of the device is connected to the supporting steel bars by welding, and the supporting steel bars can effectively support the steel sheet and improve the strength of the steel sheet. The top of the supporting steel bars is welded with a positioning beam, and the positioning beam can position multiple groups of supporting steel bars. The multiple groups of V-shaped bone grooves at one end of the steel sheet can further improve the strength and supporting force of the steel sheet, thereby improving the strength of the steel sheet and preventing deformation when intercepting concrete.

[0017] (2) By providing supporting steel bars, bottom beams, connecting bars, positioning bars and supporting bars, a bottom beam is welded at the bottom end of the supporting steel bars of the device, one end of the bottom beam is connected to the positioning bars through connecting bars, and the connecting bars and the positioning bars are welded in advance according to the required angles. In this way, after the device is installed, the positioning bars are supported on the inner wall of the steel cage of the building beams and columns, which can effectively support the main body of the device. The supporting bars at the top of the positioning bars are connected to the supporting steel bars to further support the main body of the device, so that the angle of the device after installation can be maintained and the device can be supported;

[0018] (3) By providing a positioning beam, a metal collar, a groove, a connecting piece, a through hole, an anti-skid pad, a threaded sleeve, a fixing bolt and a hexagonal groove, the main body of the device is inserted into the interior of the beam column during installation, and the positioning beam is fitted on the top of the beam column. The metal collar is then sleeved on the outside of the positioning beam and the cross beam of the beam column. The fixing bolt is then passed through the through hole and then transferred into the threaded sleeve and tightened, thereby connecting the positioning beam and the building beam column together through the metal collar. The anti-skid pad inside the metal collar can improve the connection stability. The metal collar fitting inside the groove can prevent the metal collar from shifting, thereby improving the stability of the device after installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the side structure of the bottom beam of the utility model;

[0021] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0022] Figure 4 It is a schematic diagram of an enlarged side view of the metal sleeve of the utility model.

[0023] In the figure: 1. Steel sheet; 2. Mesh; 3. Positioning beam; 4. Metal ring; 5. Support steel bar; 6. V-shaped bone groove; 7. Bottom beam; 8. Connecting ribs; 9. Positioning ribs; 10. Supporting ribs; 11. Grooves; 12. Connecting pieces; 13. Through holes; 14. Anti-slip pads; 15. Threaded sleeves; 16. Fixing bolts; 17. Hexagonal grooves. DETAILED DESCRIPTION

[0024] 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.

[0025] Example 1: Please refer to Figure 1-4 A concrete pull-out isolation device for beam-slab-column joints with different grades, comprising a steel sheet 1, a mesh 2 is provided at one end of the steel sheet 1, a positioning beam 3 is provided at the top of the steel sheet 1, the center line of the positioning beam 3 and the center line of the steel sheet 1 are on the same vertical plane, and a reinforcing structure for improving the strength of the steel sheet 1 is provided at one end of the steel sheet 1;

[0026] The reinforcement structure includes a support steel bar 5, one end of the steel sheet 1 is fixedly connected to the support steel bar 5, and one end of the steel sheet 1 is fixedly connected to a V-shaped bone groove 6;

[0027] The V-shaped bone grooves 6 at one end of the steel thin plate 1 are arranged at equal intervals, and the center line of the V-shaped bone grooves 6 is on the same horizontal plane as the center line of the steel thin plate 1;

[0028] The supporting steel bars 5 at one end of the steel sheet 1 are arranged at equal intervals, and the supporting steel bars 5 are fixedly connected to the positioning beam 3;

[0029] Specifically, Figure 1 and Figure 2 As shown, in the device, one end of the steel sheet 1 is connected with a supporting steel bar 5 by welding, and the supporting steel bar 5 can effectively support the steel sheet 1 and improve the strength of the steel sheet 1, and a positioning beam 3 is welded at the top end of the supporting steel bar 5, and the positioning beam 3 can position multiple groups of supporting steel bars 5, and multiple groups of V-shaped bone grooves 6 at one end of the steel sheet 1 can further improve the strength and supporting force of the steel sheet 1, thereby improving the strength of the steel sheet 1 and preventing deformation when intercepting concrete.

[0030] Embodiment 2: The bottom end of the supporting steel bar 5 is fixedly connected to the bottom beam 7, one end of the bottom beam 7 is fixedly connected to the connecting rib 8, one end of the connecting rib 8 is fixedly connected to the positioning rib 9, and the top of the positioning rib 9 is fixedly connected to the supporting rib 10;

[0031] The support ribs 10 are fixedly connected to the support steel bars 5, and the center line of the bottom beam 7 and the center line of the steel sheet 1 are in the same vertical plane;

[0032] Specifically, Figure 1 and Figure 2 As shown, a bottom beam 7 is welded to the bottom end of the supporting steel bar 5 of the device, and one end of the bottom beam 7 is connected to a positioning rib 9 through a connecting rib 8. The connecting rib 8 and the positioning rib 9 are welded in advance according to the required angle, so that after the device is installed, the positioning rib 9 is supported on the inner wall of the steel cage of the building beam column, which can effectively support the main body of the device. The support rib 10 on the top of the positioning rib 9 is connected to the supporting steel bar 5 to further support the main body of the device, thereby maintaining the angle of the device after installation and supporting the device.

[0033] Embodiment 3: A groove 11 is provided at the bottom end of the positioning beam 3, a metal collar 4 is movably connected inside the groove 11, two groups of connecting plates 12 are fixedly connected to the top of the metal collar 4, a through hole 13 is provided at one end of the connecting plate 12, a fixing bolt 16 is movably connected to one end of the connecting plate 12, a threaded sleeve 15 is fixedly connected to the other end of the connecting plate 12, a hexagonal groove 17 is provided at one end of the fixing bolt 16, the hexagonal groove 17 passes through the through hole 13 and extends to the inside of the threaded sleeve 15, and an anti-slip pad 14 is fixedly connected to the inside of the metal collar 4;

[0034] The fixing bolt 16 is threadedly connected to the threaded sleeve 15, and the center line of the fixing bolt 16 and the center line of the hexagonal groove 17 are on the same horizontal plane;

[0035] The anti-slip pad 14 is movably connected to the groove 11, and the fixing bolt 16 is movably connected to the through hole 13;

[0036] Specifically, Figure 1 , Figure 3 and Figure 4 As shown, during installation, the main body of the device is inserted into the interior of the beam column, and the positioning beam 3 is fitted on the top of the beam column, and then the metal collar 4 is sleeved on the outside of the positioning beam 3 and the crossbeam of the beam column, and then the fixing bolt 16 is passed through the through hole 13 and then turned into the threaded sleeve 15 and tightened, so that the positioning beam 3 and the building beam column are connected together through the metal collar 4, and the anti-slip pad 14 inside the metal collar 4 can improve the connection stability, and the metal collar 4 fits inside the groove 11 to prevent the metal collar 4 from shifting, thereby improving the stability of the device after installation.

[0037] Working principle: When the utility model is in use, the main body of the device is inserted into the beam column during installation, and the positioning beam 3 is fitted on the top of the beam column, and then the metal ring 4 is sleeved on the positioning beam 3 and the outside of the crossbeam of the beam column, and then the fixing bolt 16 is passed through the through hole 13 and then turned into the threaded sleeve 15 and tightened, so that the positioning beam 3 and the building beam column are connected together through the metal ring 4, and the anti-slip pad 14 inside the metal ring 4 can improve the connection stability, and the metal ring 4 fits inside the groove 11 to prevent the metal ring 4 from shifting. A bottom beam 7 is welded at the bottom end of the supporting steel bar 5 of the device, and one end of the bottom beam 7 is connected to the positioning rib 9 through the connecting rib 8, and the connecting rib 8 and the positioning rib 9 are all welded in advance according to the required angles, so that after the device is installed, the positioning ribs 9 are supported on the inner wall of the steel cage of the building beams and columns, which can effectively support the main body of the device, and the support ribs 10 on the top of the positioning ribs 9 are connected with the supporting steel bars 5 to further support the main body of the device. In the device, one end of the steel sheet 1 is connected with the supporting steel bars 5 by welding, and the supporting steel bars 5 can effectively support the steel sheet 1 and improve the strength of the steel sheet 1, and the top of the supporting steel bars 5 is welded with a positioning beam 3, and the positioning beam 3 can position multiple groups of supporting steel bars 5, and the multiple groups of V-shaped bone grooves 6 at one end of the steel sheet 1 can further improve the strength and supporting force of the steel sheet 1.

Claims

1. A pull-out isolation device for concrete with different grades at beam-slab-column joints, comprising a steel sheet (1), characterized in that: A mesh hole (2) is provided at one end of the steel thin plate (1), a positioning beam (3) is provided at the top end of the steel thin plate (1), the center line of the positioning beam (3) and the center line of the steel thin plate (1) are on the same vertical plane, and a reinforcing structure for improving the strength of the steel thin plate (1) is provided at one end of the steel thin plate (1); The reinforcement structure comprises a supporting steel bar (5), one end of the steel sheet (1) is fixedly connected to the supporting steel bar (5), and one end of the steel sheet (1) is fixedly connected to a V-shaped bone groove (6).

2. According to claim 1, a pull-out isolation device for concrete with different grades at beam-slab-column joints is characterized by: The V-shaped bone grooves (6) at one end of the steel thin plate (1) are arranged at equal intervals, and the center line of the V-shaped bone grooves (6) is on the same horizontal plane as the center line of the steel thin plate (1).

3. According to claim 1, a pull-out isolation device for concrete with different grades at beam-slab-column joints is characterized by: The supporting steel bars (5) at one end of the steel sheet (1) are arranged at equal intervals, and the supporting steel bars (5) are fixedly connected to the positioning beam (3).

4. According to claim 1, a pull-out isolation device for concrete with different grades at beam-slab-column joints is characterized by: The bottom end of the supporting steel bar (5) is fixedly connected to a bottom beam (7), one end of the bottom beam (7) is fixedly connected to a connecting rib (8), one end of the connecting rib (8) is fixedly connected to a positioning rib (9), and the top end of the positioning rib (9) is fixedly connected to a supporting rib (10).

5. According to claim 4, a pull-out isolation device for concrete with different grades at beam-slab-column joints is characterized in that: The support ribs (10) are fixedly connected to the support steel bars (5), and the center line of the bottom beam (7) and the center line of the steel sheet (1) are on the same vertical plane.

6. The pull-out isolation device for concrete with different grades at beam-slab-column joints according to claim 1 is characterized in that: A groove (11) is provided at the bottom end of the positioning beam (3), a metal ring (4) is movably connected inside the groove (11), two groups of connecting plates (12) are fixedly connected to the top of the metal ring (4), a through hole (13) is provided at one end of the connecting plate (12), a fixing bolt (16) is movably connected to one end of the connecting plate (12), a threaded sleeve (15) is fixedly connected to the other end of the connecting plate (12), a hexagonal groove (17) is provided at one end of the fixing bolt (16), the hexagonal groove (17) passes through the through hole (13) and extends to the inside of the threaded sleeve (15), and an anti-slip pad (14) is fixedly connected to the inside of the metal ring (4).

7. The pull-out isolation device for concrete with different grades at beam-slab-column joints according to claim 6 is characterized by: The fixing bolt (16) is threadedly connected to the threaded sleeve (15), and the center line of the fixing bolt (16) and the center line of the hexagonal groove (17) are on the same horizontal plane.

8. The pull-out isolation device for concrete with different grades at beam-slab-column joints according to claim 6 is characterized in that: The anti-slip pad (14) is movably connected to the groove (11), and the fixing bolt (16) is movably connected to the through hole (13).

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