Formwork reinforcing and water stopping steel belt structure suitable for wall connecting cylinder

Abstract

The utility model discloses a template reinforcing water-stopping steel belt structure suitable for a wall-connecting cylinder, the steel belt structure is composed of a plurality of annular steel belt column hoops which are arranged up and down, and each annular steel belt column hoop comprises two sections of outer side steel belts and two sections of water-stopping section steel belts; the two outer side steel belts are arranged on the outer side of the wall-connecting cylindrical formwork in a surrounding mode, the two water stop section steel belts are located in a pouring space defined by the wall-connecting cylindrical formwork and the wall formwork, and the ends of the two outer side steel belts are connected with the two water stop section steel belts to form an annular steel belt column hoop. A water stop piece is welded to the middle of each water stop section steel belt, each water stop piece is rectangular and is higher than the corresponding water stop section steel belt, the water stop section steel belts penetrate through the middles of the planes of the water stop pieces, and the planes of the water stop pieces are perpendicular to tangent lines of the connecting positions of the water stop pieces and the water stop section steel belts. The structural steel belt has the effects of reinforcing the outer wall formwork and stopping water at the same time, the construction quality is guaranteed, and the construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water-stop exterior wall construction, in particular to the template reinforcement and water-stop construction technology of the wall-connected cylindrical part of the water-stop exterior wall, specifically a template reinforcement water-stop steel belt structure suitable for the wall-connected cylindrical part. Background Art

[0002] Architectural design is increasingly pursuing space utilization, comfort and aesthetic effects. Designing with round columns not only saves space and has good visual effects, but also has better structural stress. For water-stopping exterior walls with wall-connected columns, such as wall-connected columns cast in the exterior wall of the basement, the reinforcement of the wooden formwork and the water-stopping treatment of the keel are particularly important, which directly affects the construction quality of the basement. In the existing technology, the reinforcement of the formwork and the water-stopping setting for the casting of the wall-connected columns of the water-stopping exterior wall often need to be implemented separately, which is not only inefficient but also often has unsatisfactory water-stopping effects. Under the general background of "improving quality and efficiency" in construction projects, it is particularly important for construction to improve construction efficiency while ensuring construction quality. Therefore, the reinforcement of the wooden formwork and the water-stopping technology for the wall-connected columns of the water-stopping exterior wall need to be improved. Summary of the Invention

[0003] The purpose of this utility model is to address the above technical deficiencies and provide a water-stop steel strip structure suitable for use in water-stop exterior wall construction, which is suitable for use in formwork reinforcement of wall-connected columns. This structure can simultaneously reinforce the exterior wall formwork and stop water, thereby ensuring construction quality and improving construction efficiency. The purpose of this utility model is achieved through the following technical solutions.

[0004] A water-stop steel belt structure suitable for a template reinforcement of a wall-connected cylinder. The wall-connected cylinder template is two symmetrically arranged arc-shaped plates, and the two ends of each arc-shaped plate are respectively connected to the wall templates on both sides. The steel belt structure is composed of a plurality of annular steel belt column hoops arranged up and down, and each annular steel belt column hoop includes two sections of outer steel belts and two sections of water-stop steel belts; the two sections of outer steel belts are respectively arranged on the outside of the wall-connected cylinder template, and the two sections of water-stop steel belts are located in the casting space surrounded by the wall-connected cylinder template and the wall template. The ends of the two sections of outer steel belts are connected with the two sections of water-stop steel belts to form annular steel belt column hoops; a water-stop plate is welded in the middle of each section of the water-stop steel belt, and the water-stop plate is rectangular and its height is greater than the height of the water-stop steel belt. The water-stop steel belt passes through the middle of the water-stop plate plane, and the water-stop plate plane is perpendicular to the tangent of the connection position of the water-stop plate and the water-stop steel belt.

[0005] Further optimization is that the outer steel belt is tightened and reinforced by a first steel belt fastener, the first steel belt fastener includes two angle steels and a first high-strength bolt connecting the angle steels, the angle steel includes two steel plates perpendicular to each other, one of which is provided with a circular through hole, and the other is provided with a long through hole, the steel plates with long through holes in the two angle steels are each connected to an outer steel belt, the outer steel belt passes through the long through hole and is bent back and then welded and fixed, the steel plates with circular through holes in the two angle steels are overlapped and aligned and then fastened together by the first high-strength bolt.

[0006] Furthermore, the outer steel belt and the water stop section steel belt are connected by a second steel belt fastener, and the second steel belt fastener includes two connecting plates and a second high-strength bolt. An elongated through hole is provided on one side of the connecting plate, and a circular through hole is provided on the other side. The elongated through hole of one connecting plate is connected to the outer steel belt, and the elongated through hole of the other connecting plate is connected to the water stop section steel belt. Both the outer steel belt and the water stop section steel belt pass through the elongated through hole, are bent back, and then welded and fixed. The two connecting plates are overlapped to align the circular through holes and then fastened together by the second high-strength bolt.

[0007] Furthermore, the connecting plate is provided with four circular through holes arranged in a rectangular shape.

[0008] Furthermore, the connecting plate is made of Q355 steel.

[0009] Furthermore, the water stop plate and the water stop section steel strip are fully welded by fillet welds.

[0010] The advantages and beneficial effects of the utility model are:

[0011] 1) Provide a water-stop steel strip structure for reinforcing the formwork of connected wall columns in the construction of water-stop exterior walls. Compared with traditional reinforcing steel strips, the structure has an additional welded steel plate water-stop sheet, which can simultaneously reinforce the exterior wall formwork and stop water, thus having a two-in-one effect, good reinforcement and water-stopping effects, and improved construction efficiency.

[0012] 2) Q355 steel is used to make the connecting plate. The outer steel belt and the water stop section steel belt are connected by welding and bolts, so that the steel belt and the connecting plate can bear axial force as much as possible, and the template reinforcement is more reliable.

[0013] 3) The steel plate water stop is fully welded with corner welds, which has a good water-stopping effect.

[0014] 4) After the wall-column pouring is completed, the outer steel belt can be removed for recycling.

[0015] 5) Compared with standard steel formwork, it has high cost performance and is suitable for the construction of wall-connected columns at corners. It eliminates the need for various sizes of steel formwork and is more flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0017] Figure 1 This is a schematic diagram of the elevation structure of the water-stop steel strip structure for the formwork reinforcement applicable to the wall-connected column;

[0018] Figure 2 Schematic diagram of the cross-sectional structure of the water-stop steel strip structure for the template reinforcement of the wall-connected column ( Figure 1 AA section);

[0019] Figure 3 This is a schematic diagram of the connection between the water stop belt and the steel belt;

[0020] Figure 4 Schematic diagram of the planar structure of the first steel belt fastener;

[0021] Figure 5 Schematic diagram of the cross-sectional structure of the first steel belt fastener ( Figure 4 BB profile);

[0022] Figure 6 Schematic diagram of the planar connection structure between the steel belt and the connecting plate;

[0023] Figure 7 Schematic diagram of the cross-sectional structure of the second steel belt fastener.

[0024] Reference numerals:

[0025] 1. Wall-connected cylindrical formwork; 2. Wall formwork; 3. Outer steel strip; 4. Waterstop steel strip; 5. Waterstop plate; 6. First steel strip fastener; 61. Angle steel; 62. First high-strength bolt; 7. Second steel strip fastener; 71. Connecting plate; 72. Second high-strength bolt; 73. Hexagonal nut; 74. Steel washer. DETAILED DESCRIPTION

[0026] Example 1:

[0027] like Figure 1 、 2 As shown, a water-stop steel belt structure suitable for the template reinforcement of the wall-connected column is shown. The wall-connected column template 1 is two symmetrically arranged arc-shaped plates. The two ends of each arc-shaped plate are respectively connected to the wall templates 2 on both sides. The steel belt structure is composed of a plurality of annular steel belt column hoops arranged up and down. Each annular steel belt column hoop includes two sections of outer steel belts 3 and two sections of water-stop steel belts 4. The two sections of outer steel belts 3 are respectively arranged on the outside of the wall-connected column template 1. The two sections of water-stop steel belts 4 are located in the casting space surrounded by the wall-connected column template 1 and the wall template 2. The ends of the two sections of outer steel belts 3 are connected with the two sections of water-stop steel belts 4 to form annular steel belt column hoops. A water-stop plate 5 is welded in the middle of each section of water-stop steel belt 4. The water-stop plate 5 and the water-stop steel belt 4 are fully welded with the corner welds, and the water-stop effect is good. Figure 3As shown, the waterstop 5 is rectangular and taller than the waterstop steel strip 4. The waterstop steel strip 4 extends through the middle of the waterstop 5 plane, with the plane of the waterstop 5 perpendicular to the tangent line connecting the waterstop 5 and the waterstop steel strip 4. The outer steel strip and the waterstop steel strip are both 1.2mm thick and 32mm wide. The waterstop is 3mm thick and measures 80mm by 130mm.

[0028] The outer steel belt 3 is tightened and reinforced by the first steel belt fastener 6. Figure 4 、 5 As shown, the first steel strip fastener 6 comprises two angle steels 61 and a first high-strength bolt 62 connecting the angle steels 61. The angle steels 61 comprise two perpendicular steel plates, one of which has a circular through-hole and the other has an elongated through-hole. The steel plates with the elongated through-holes in the two angle steels 61 are each connected to an outer steel strip 3, which is passed through the elongated through-holes, bent back, and then welded securely. The steel plates with the circular through-holes in the two angle steels 61 are stacked and aligned, then fastened together by the first high-strength bolt 61. The specifications of each steel plate in the angle steel are 80 mm * 80 mm * 10 mm. The first high-strength bolt is an M16 high-strength bolt fastened with a nut. The elongated through-hole is 42 mm long.

[0029] The outer steel belt 3 and the water stop section steel belt 4 are connected by a second steel belt fastener 7, such as Figure 6 、 7 As shown, the second steel strip fastener 7 comprises two connecting plates 71 and four second high-strength bolts 72. One side of the connecting plates 71 is provided with an elongated through-hole and the other side is provided with four circular through-holes. The elongated through-hole of one connecting plate 71 connects to the outer steel strip 3, while the elongated through-hole of the other connecting plate 71 connects to the waterstop steel strip 4. Both the outer steel strip 3 and the waterstop steel strip 4 are passed through the elongated through-holes, bent back, and then welded to each other. The two connecting plates 71 are stacked so that the circular through-holes are aligned and then fastened together using the second high-strength bolts 72. The second high-strength bolts are M8 high-strength bolts, arranged at the four corners of a rectangle, fastened with hexagonal nuts 73 and steel washers 74. The connecting plates are 5mm thick, 100*100mm Q355 steel plates.

[0030] Finally, it should be noted that the above is only used to illustrate the technical solution of the utility model and is not a limitation. Although the utility model is described in detail with reference to the preferred arrangement scheme, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model.

Claims

1. A water-stop steel strip structure for reinforcing a formwork for a wall-connected column, wherein the wall-connected column formwork (1) is composed of two symmetrically arranged arc-shaped plates, with the two ends of each arc-shaped plate respectively connected to the wall formwork (2) on both sides, characterized in that: The steel belt structure is composed of a plurality of annular steel belt column hoops arranged in an upper and lower manner, each annular steel belt column hoop comprising two sections of outer steel belts (3) and two sections of water stop section steel belts (4); the two sections of outer steel belts (3) are respectively arranged on the outside of the wall cylindrical formwork (1), the two sections of water stop section steel belts (4) are located in the casting space surrounded by the wall cylindrical formwork (1) and the wall formwork (2), and the ends of the two sections of outer steel belts (3) are connected with the two sections of water stop section steel belts (4) to form an annular steel belt column hoop; a water stop plate (5) is welded to the middle of each section of the water stop section steel belt (4), the water stop plate (5) is rectangular and has a height greater than the height of the water stop section steel belt (4), the water stop section steel belt (4) passes through the middle of the plane of the water stop plate (5), and the plane of the water stop plate (5) is perpendicular to the tangent of the connection position of the water stop plate (5) and the water stop section steel belt (4).

2. The template reinforcement waterstop steel strip structure according to claim 1 is characterized in that: The outer steel strip (3) is tightened and reinforced by a first steel strip fastener (6), the first steel strip fastener (6) comprising two angle steels (61) and a first high-strength bolt (62) connecting the angle steels (61), the angle steel (61) comprising two mutually perpendicular steel plates, one of which is provided with a circular through hole, and the other is provided with an elongated through hole, the steel plates with the elongated through holes in the two angle steels (61) are each connected to an outer steel strip (3), the outer steel strip (3) is passed through the elongated through hole and then bent back and welded and fixed, the steel plates with the circular through holes in the two angle steels (61) are overlapped and aligned and then fastened and connected by the first high-strength bolt (62).

3. The template reinforcement water-stop steel strip structure according to claim 1 is characterized in that: The outer steel strip (3) and the water stop section steel strip (4) are connected via a second steel strip fastener (7), the second steel strip fastener (7) comprising two connecting plates (71) and a second high-strength bolt (72), one side of the connecting plate (71) being provided with an elongated through hole and the other side being provided with a circular through hole, the elongated through hole of one connecting plate (71) being connected to the outer steel strip (3), and the elongated through hole of the other connecting plate (71) being connected to the water stop section steel strip (4), the outer steel strip (3) and the water stop section steel strip (4) are both passed through the elongated through hole, bent back, and then welded and fixed, the two connecting plates (71) are stacked to align the circular through holes and then fastened and connected via the second high-strength bolt (72).

4. The template reinforcement water-stop steel strip structure according to claim 3 is characterized in that: The connecting plate (71) is provided with four circular through holes arranged in a rectangular shape.

5. The template reinforcement water-stop steel strip structure according to claim 3 is characterized in that: The connecting plate (71) is made of Q355 steel.

6. The template reinforcement water-stop steel strip structure according to claim 1, characterized in that: The water stop plate (5) and the water stop section steel strip (4) are connected by full-weld fillet welds.

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