Interlayer beam formwork system and construction method

Abstract

The invention relates to the technical field of civil engineering, in particular to an interlayer beam formwork system and a construction method.The interlayer beam formwork system comprises a beam side formwork and a supporting system, the beam side formwork comprises an aluminum alloy formwork, a moving opening is formed in the side face of the aluminum alloy formwork, a moving plate is arranged in the moving opening, and a pulling piece is arranged on the surface of the aluminum alloy formwork; a mounting plate is arranged at one end of the supporting vertical rod, the end face of the I-shaped steel is fixed to the side face of the wall through a limiting bolt, and a concrete beam is arranged on the side face of the wall; the formwork supporting system has the advantages that through the structures of the supporting system, the I-shaped steel, the beam side formworks and the like, the formwork supporting system adopts the shaped aluminum alloy formworks, lower supports are independently supported through the supporting vertical rods, the I-shaped steel is arranged at the interlayer floor positions for temporary supports, and the supporting system has the advantages of being easy, convenient and fast to support formworks, small in space needed by a frame body, small in material consumption, easy and convenient to dismantle, environmentally friendly and high in practicability. Construction is safe, and the structure forming effect is good.

Description

Technical Field

[0001] The invention relates to the technical field of civil engineering, and in particular to a formwork system for an interlayer beam and a construction method. Background Art

[0002] Interlayer beams (also called sandwich beams or intermediate beams) are a type of structural component in buildings, usually used in multi-story buildings, bridges, industrial plants and other structures. They are located between floors or between different levels of the structure, playing a role of connection and support, and can effectively transfer loads and enhance the overall rigidity and stability of the structure. The design and construction of interlayer beams are very important in the construction process and directly affect the safety and durability of the building.

[0003] During the project construction process, you may encounter interlayer beams when constructing cast-in-place concrete structures. The characteristics of interlayer beams are that there is a large gap between the two layers of beams, there are no structural plates on both sides of the structural beams, and they are relatively independent. The usual formwork method cannot be used for construction, and the construction is difficult.

[0004] To this end, the present invention proposes a barrier beam formwork system and a construction method for solving the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide a barrier beam formwork system and a construction method to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a barrier beam formwork system, the barrier beam formwork system comprising: a beam side formwork, the beam side formwork comprising: an aluminum alloy formwork, a movable opening is opened on the side of the aluminum alloy formwork, a movable plate is arranged in the movable opening, a positioning frame is arranged on the surface of the movable plate, and a pull tab is arranged on the surface of the aluminum alloy formwork;

[0007] The support system includes: a support pole, a thread is provided on the surface of the support pole, a lifting rod is screwed on the thread, a mounting plate is provided at one end of the support pole, the mounting plate is connected to an I-beam by bolts, the end face of the I-beam is fixed to the side of the wall by limiting bolts, and a concrete beam is provided on the side of the wall.

[0008] Preferably, the concrete beam is provided with a threaded pipe when being cast, and there are multiple groups of threaded pipes, which are linearly arranged equidistantly about the surface of the concrete beam, and the concrete beam is cast between the walls of two groups of floors.

[0009] Preferably, a limited bearing is provided at the bottom of the lifting rod, a positioning nut is provided on the surface of the limited bearing, a positioning screw is provided at the bottom of the positioning nut, the positioning screw can be threaded in the threaded tube, the positioning screw can be rotated by the positioning nut, a rotating nut is sleeved on the surface of the lifting rod, and a threaded groove is opened on the end face of the lifting rod.

[0010] Preferably, the surface of the I-beam is provided with a pull ring, and two groups of pull rings are provided. The two groups of pull rings are symmetrically distributed about the center line of the long side of the I-beam, and the mounting plate can be fixedly connected to the upper and lower surfaces of the I-beam by bolts.

[0011] Preferably, the support pole can be screwed into the thread groove by means of a thread, a limit nut is screwed onto the thread, the mounting plate is fixedly connected to the end face of the support pole, and the limit nut can be rotated up and down along the thread.

[0012] Preferably, a placement groove is provided at the bottom of the aluminum alloy template, a second threaded tube is provided in the placement groove, one end of the positioning screw can be screwed into the second threaded tube, a limited opening is provided at the bottom of the movable opening, and multiple groups of movable openings are provided, and the multiple groups of movable openings are equidistantly linearly arranged about the side of the aluminum alloy template.

[0013] Preferably, the movable plate has a square plate structure, and the movable plate can be displaced in the movable opening. A limiting screw is arranged at the bottom of the movable plate, and a fixing nut is screwed on the surface of the limiting screw. The positioning frame is fixedly connected to the end face of the movable plate, and two groups of positioning frames are arranged, and the two groups of positioning frames are symmetrically distributed about the pull tab.

[0014] Preferably, the pull tabs are provided in multiple groups, and the multiple groups of pull tabs are arranged linearly and equidistantly about the aluminum alloy template. Positioning angle steels are provided on the surface of the pull tabs, and the positioning angle steels can be fixed to other structures by installing bolts. Two groups of positioning angle steels are provided, and both groups of positioning angle steels are fixed on the surface of the pull tabs.

[0015] A construction method for a barrier beam formwork system specifically comprises the following steps:

[0016] S1: Construction preparation: First, pour the concrete beam, and then fix the I-beam with bolts after pouring;

[0017] S2: Support system installation: Install the support poles according to the layout positioning, so that the support poles and lifting rods cooperate to support the bottom of the I-beam and the bottom of the aluminum alloy formwork;

[0018] S3: Install the beam side formwork: Use pull tabs and positioning frames to reinforce the beam side formwork. After installation, use positioning angle steel to fix and connect it with the surrounding formwork system to ensure the stability of the beam side formwork.

[0019] S4: Formwork removal and maintenance: After the concrete reaches a certain strength, the formwork at the bottom and sides of the beam is removed, the bottom uprights are retained, and the concrete beam is maintained;

[0020] S5: Subsequent construction: When constructing the next concrete beam, remove the supporting poles and I-beams, hoist them to the superstructure, and repeat the construction steps.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The present invention proposes a mezzanine beam formwork system and construction method. When in use, the formwork system includes a support system, I-beams, beam side formworks and other structures. The formwork system adopts a shaped aluminum alloy formwork, the lower support is independently supported by support vertical rods, and I-beams are set as temporary supports at the mezzanine floor positions. The support system has the characteristics of simple and quick formwork, small space required for the frame, small material consumption, easy dismantling, environmental protection, safe construction and good structural forming effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the device of the present invention;

[0024] Figure 2 It is a schematic diagram of the structure of the device of the present invention when it is tilted;

[0025] Figure 3 This is a schematic diagram of the structure of the aluminum alloy template of the present invention;

[0026] Figure 4 for Figure 3 The enlarged structural diagram at A in the middle;

[0027] Figure 5 It is a partial cross-sectional view of the structure of the present invention;

[0028] Figure 6 for Figure 5 The enlarged structural diagram at B in the middle;

[0029] Figure 7 for Figure 5 The enlarged structural diagram at C in the middle;

[0030] Figure 8 This is a schematic diagram of the structure of the structural support pole of the present invention.

[0031] In the figure: 1. Aluminum alloy formwork; 2. Moving mouth; 3. Moving plate; 4. Positioning frame; 5. Pull tab; 6. Support pole; 7. Thread; 8. Lifting rod; 9. Mounting plate; 10. I-beam; 11. Wall; 12. Concrete beam; 13. Threaded pipe; 14. Limit bearing; 15. Positioning nut; 16. Positioning screw; 17. Rotating nut; 18. Threaded groove; 19. Pull ring; 20. Limit nut; 21. Placement groove; 22. Second threaded pipe; 23. Limit mouth; 24. Limit screw; 25. Fixing nut; 26. Positioning angle steel. DETAILED DESCRIPTION

[0032] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In the description of the present invention, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0036] Embodiment 1

[0037] See also Figures 1 to 8 The present invention provides a technical solution: a barrier beam formwork system, the barrier beam formwork system comprises: a beam side formwork, the beam side formwork comprises: an aluminum alloy formwork 1, a movable opening 2 is opened on the side of the aluminum alloy formwork 1, a movable plate 3 is arranged in the movable opening 2, a positioning frame 4 is arranged on the surface of the movable plate 3, and a pull tab 5 is arranged on the surface of the aluminum alloy formwork 1;

[0038] The support system includes: a support pole 6, a thread 7 is provided on the surface of the support pole 6, a lifting rod 8 is screwed on the thread 7, a mounting plate 9 is provided at one end of the support pole 6, an I-beam 10 is connected to the mounting plate 9 by bolts, an end face of the I-beam 10 is fixed to the side of the wall 11 by a limit bolt, and a concrete beam 12 is provided on the side of the wall 11;

[0039] Through the support system, I-beam 10, beam side formwork and other structures, the formwork system adopts a standardized aluminum alloy formwork 1, the lower support is independently supported by the support pole 6, and the I-beam 10 is set at the interlayer floor position for temporary support. The support system has the characteristics of simple and fast formwork, small space required for the frame, small material consumption, easy dismantling, environmental protection, safe construction and good structural forming effect.

[0040] Embodiment 2

[0041] On the basis of the first embodiment, in order to facilitate the I-beam 10 and the aluminum alloy formwork 1, a support upright 6 and a lifting rod 8 are provided. A threaded tube 13 is provided inside the concrete beam 12 during pouring. The threaded tube 13 is provided in multiple groups. The multiple groups of threaded tubes 13 are arranged linearly and equidistantly on the surface of the concrete beam 12. The concrete beam 12 is poured between the walls 11 of two groups of floors. A limited bearing 14 is provided at the bottom of the lifting rod 8. A positioning nut 15 is provided on the surface of the limited bearing 14. A positioning screw 16 is provided at the bottom of the positioning nut 15. The positioning screw 16 can be screwed into the threaded tube 13. The positioning screw 16 can be rotated by the positioning nut 15. A rotating nut 17 is sleeved on the surface of the lifting rod 8, and a threaded groove 18 is provided on the end surface of the lifting rod 8.

[0042] When in use, the positioning screw 16 can be rotated by the positioning nut 15 first, so that the positioning screw 16 can be conveniently screwed into the threaded tube 13 and the second threaded tube 22. The setting of the limit bearing 14 can facilitate the problem that the lifting rod 8 does not rotate when the positioning screw 16 is rotated, so that the I-beam 10 and the bottom of the aluminum alloy template 1 can be supported by the cooperation of the lifting rod 8 and the supporting vertical rod 6. The setting of the threaded tube 13 and the second threaded tube 22 can be conveniently connected to the supporting vertical rod 6.

[0043] In order to facilitate the adjustment of the support rod 6 and the lifting rod 8, a thread groove 18 is provided. The support rod 6 can be screwed into the thread groove 18 by using the thread 7. The thread 7 is screwed with a limit nut 20. The mounting plate 9 is fixedly connected to the end surface of the support rod 6. The limit nut 20 can be rotated up and down along the thread 7. A pull ring 19 is provided on the surface of the I-beam 10. The pull ring 19 is provided in two groups. The two groups of pull rings 19 are symmetrically distributed about the center line of the long side of the side of the I-beam 10. The mounting plate 9 can be fixedly connected to the upper and lower surfaces of the I-beam 10 by bolts;

[0044] When in use, the height of the support pole 6 and the lifting rod 8 can be adjusted by screwing the support pole 6 in the thread groove 18, which is convenient for supporting the I-beam 10 and the aluminum alloy formwork 1 of different heights. The setting of the limit nut 20 can increase the stability of the support pole 6 and avoid the problem that the thread 7 and the thread groove 18 are subjected to excessive pressure, resulting in one end of the support pole 6 moving downward in the thread groove 18. The setting of the pull ring 19 also facilitates the lifting of the I-beam 10.

[0045] Embodiment 3

[0046] On the basis of the second embodiment, in order to facilitate the installation of pull tabs 5 of different widths, a movable plate 3 is provided, a placement groove 21 is provided at the bottom of the aluminum alloy template 1, a second threaded tube 22 is provided in the placement groove 21, one end of the positioning screw 16 can be screwed into the second threaded tube 22, a limited opening 23 is provided at the bottom of the movable opening 2, the movable opening 2 is provided with multiple groups, and the multiple groups of movable openings 2 are arranged linearly and equidistantly about the side of the aluminum alloy template 1, the movable plate 3 is a square plate structure, the movable plate 3 can be displaced in the movable opening 2, and the bottom of the movable plate 3 A limiting screw 24 is provided at the part, and a fixing nut 25 is screwed on the surface of the limiting screw 24. The positioning frame 4 is fixedly connected to the end surface of the movable plate 3. Two groups of positioning frames 4 are provided. The two groups of positioning frames 4 are symmetrically distributed about the pull tab 5. The pull tab 5 is provided with multiple groups. The multiple groups of pull tabs 5 are linearly arranged equidistantly about the aluminum alloy template 1. A positioning angle steel 26 is provided on the surface of the pull tab 5. The positioning angle steel 26 can be fixed with other structures by installing bolts. Two groups of positioning angle steels 26 are provided, and the two groups of positioning angle steels 26 are fixed on the surface of the pull tab 5.

[0047] When in use, the fixing nut 25 can be loosened first so that the movable plate 3 can be displaced in the movable opening 2, so that the spacing between the two sets of positioning frames 4 can be adjusted to facilitate the fixed installation of pull tabs 5 of different widths, and then the fixing nut 25 can be tightened to fix the movable plate 3. The setting of the limit opening 23 also avoids the problem of the movable plate 3 detaching from the movable opening 2. The setting of the positioning angle steel 26 can be fixedly connected with the surrounding formwork system to ensure the stability of the beam side formwork.

[0048] A construction method for a barrier beam formwork system specifically comprises the following steps:

[0049] S1: Construction preparation: First, pour the concrete beam 12, and after the pouring is completed, fix the I-beam 10 with bolts;

[0050] S2: Support system installation: Install the support pole 6 according to the line positioning, so that the support pole 6 cooperates with the lifting rod 8 to support the bottom of the I-beam 10 and the bottom of the aluminum alloy template 1;

[0051] S3: Install the beam side formwork: Use the pull tab 5 and the positioning frame 4 to reinforce the beam side formwork. After installation, use the positioning angle steel 26 to fix and connect it with the surrounding formwork system to ensure the stability of the beam side formwork;

[0052] S4: Formwork removal and maintenance: After the concrete reaches a certain strength, the beam bottom and beam side formwork are removed, the beam bottom uprights are retained, and the concrete beam 12 is maintained;

[0053] S5: Subsequent construction: When the next concrete beam 12 is to be constructed, the supporting uprights 6 and the I-beam 10 are removed, hoisted to the upper structure, and the construction steps are repeated.

[0054] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A formwork system for interlayer beams, characterized in that: The interlayer beam formwork system comprises: a beam side formwork, the beam side formwork comprising: an aluminum alloy formwork (1), a movable opening (2) is opened on the side of the aluminum alloy formwork (1), a movable plate (3) is arranged in the movable opening (2), a positioning frame (4) is arranged on the surface of the movable plate (3), and a pull tab (5) is arranged on the surface of the aluminum alloy formwork (1); The support system comprises: a support pole (6), a thread (7) is provided on the surface of the support pole (6), a lifting rod (8) is screwed on the thread (7), a mounting plate (9) is arranged at one end of the support pole (6), an I-beam (10) is connected to the mounting plate (9) by bolts, the end face of the I-beam (10) is fixed to the side of the wall (11) by limiting bolts, and a concrete beam (12) is arranged on the side of the wall (11).

2. The interlayer beam formwork system according to claim 1, characterized in that: The concrete beam (12) is provided with a threaded pipe (13) when being cast. The threaded pipe (13) is provided in multiple groups. The multiple groups of threaded pipes (13) are arranged linearly and equidistantly on the surface of the concrete beam (12). The concrete beam (12) is cast between the walls (11) of two groups of floors.

3. The interlayer beam formwork system according to claim 1, characterized in that: A limit bearing (14) is arranged at the bottom of the lifting rod (8), a positioning nut (15) is arranged on the surface of the limit bearing (14), a positioning screw (16) is arranged at the bottom of the positioning nut (15), the positioning screw (16) can be threaded in the threaded tube (13), and the positioning screw (16) can be rotated by the positioning nut (15), a rotating nut (17) is sleeved on the surface of the lifting rod (8), and a thread groove (18) is opened on the end surface of the lifting rod (8).

4. The interlayer beam formwork system according to claim 1, characterized in that: The surface of the I-beam (10) is provided with a pull ring (19), and two groups of pull rings (19) are provided. The two groups of pull rings (19) are symmetrically distributed about the center line of the long side of the I-beam (10). The mounting plate (9) can be fixedly connected to the upper and lower surfaces of the I-beam (10) by bolts.

5. The interlayer beam formwork system according to claim 1, characterized in that: The support rod (6) can be screwed into the thread groove (18) by means of a thread (7), a limit nut (20) is screwed onto the thread (7), the mounting plate (9) is fixedly connected to the end surface of the support rod (6), and the limit nut (20) can rotate up and down along the thread (7).

6. The interlayer beam formwork system according to claim 1, characterized in that: The bottom of the aluminum alloy template (1) is provided with a placement groove (21), a second threaded tube (22) is arranged in the placement groove (21), one end of the positioning screw (16) can be screwed into the second threaded tube (22), and a limiting opening (23) is provided at the bottom of the movable opening (2), and the movable opening (2) is provided with multiple groups, and the multiple groups of movable openings (2) are linearly arranged at equal distances with respect to the side of the aluminum alloy template (1).

7. The interlayer beam formwork system according to claim 1, characterized in that: The movable plate (3) is in a square plate-shaped structure. The movable plate (3) can be displaced in the movable opening (2). A limiting screw (24) is provided at the bottom of the movable plate (3). A fixing nut (25) is screwed on the surface of the limiting screw (24). The positioning frame (4) is fixedly connected to the end surface of the movable plate (3). Two groups of positioning frames (4) are provided. The two groups of positioning frames (4) are symmetrically distributed about the pull tab (5).

8. The interlayer beam formwork system according to claim 1, characterized in that: The pull tabs (5) are provided in multiple groups, and the multiple groups of pull tabs (5) are arranged linearly and equidistantly with respect to the aluminum alloy template (1). Positioning angle steels (26) are provided on the surface of the pull tabs (5), and the positioning angle steels (26) can be fixed to other structures by installing bolts. Two groups of positioning angle steels (26) are provided, and the two groups of positioning angle steels (26) are both fixed on the surface of the pull tabs (5).

9. A construction method of a barrier beam formwork system according to any one of claims 1 to 8, characterized in that: The following steps are involved: S1: Construction preparation: First, pour the concrete beam (12), and after the pouring is completed, fix the I-beam (10) with bolts; S2: Support system installation: Install the support pole (6) according to the line positioning, so that the support pole (6) and the lifting rod (8) cooperate to support the bottom of the I-beam (10) and the bottom of the aluminum alloy template (1); S3: Install the beam side formwork: Use the pull plate (5) and the positioning frame (4) to reinforce the beam side formwork. After the installation is completed, use the positioning angle steel (26) to fix and connect it with the surrounding formwork system to ensure the stability of the beam side formwork; S4: Formwork removal and curing: After the concrete reaches a certain strength, the beam bottom and beam side formwork are removed, the beam bottom uprights are retained, and the concrete beam (12) is cured; S5: Subsequent construction: When the next concrete beam (12) is to be constructed, the supporting uprights (6) and the I-beam (10) are removed and hoisted to the upper structure, and the construction steps are repeated.

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