Formwork reinforcing system capable of preventing slurry leakage and free of inner support and construction method

Abstract

The invention relates to the technical field of constructional engineering, in particular to a grout-leakage-proof and inner-support-free formwork reinforcing system and a construction method.The grout-leakage-proof and inner-support-free formwork reinforcing system comprises a formwork body, a plastic plug and a lower baffle are arranged on the side face of the formwork body, and a sleeve is clamped in a clamping groove formed in the plastic plug; the mold plate has the beneficial effects that the plastic plug, the sealing gasket, the threaded rod and the plug nut are fixed to the mold plate body, the hole formed in the mold plate body is blocked through the sealing gasket, the sealing effect is improved, slurry leakage and water loss at the hole are avoided, the sleeve is clamped in the clamping groove formed in the plastic plug, and the threaded rod is in threaded connection with the threaded hole in the sleeve, so that the sealing effect is improved. The sleeve is clamped between the two formwork bodies to serve as an inner supporting structure, a cement support does not need to be laid to serve as an inner formwork support, and actual use of workers is facilitated; and the lower baffle is installed on the formwork body, so that workers can conveniently calibrate and install the square steel pipe.

Description

Technical Field

[0001] The invention relates to the technical field of building engineering, and in particular to a formwork reinforcement system and a construction method which are slurry leakage-proof and free of internal support. Background Art

[0002] In the prior art, in order to ensure the structural shape, size and strength after concrete pouring, a series of measures and components are used to support and reinforce the formwork system, usually using a large amount of cement poured into the two supports of the formwork as internal support.

[0003] However, the screw holes of traditional formwork are prone to leakage and water loss, resulting in poor visual quality of concrete; the formwork reinforcement uses a large number of cement supports as internal supports, the strength of the cement supports cannot reach the strength of the main structure concrete, and at the same time, the cement supports are not firmly fixed and are easy to shift or fall off during construction, resulting in inaccurate wall dimensions. Therefore, the present invention proposes a formwork reinforcement system and construction method that is leak-proof and free of internal supports to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to provide a formwork reinforcement system and construction method that is leak-proof and free of internal support, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a leakage-proof, internal support-free formwork reinforcement system, comprising a formwork body, a plastic plug, a lower baffle and a square steel pipe are arranged on the side of the formwork body, a main keel is arranged on the side of the square steel pipe, a sleeve is clamped in the card slot provided on the plastic plug, a threaded rod is provided at one end of the plastic plug, a sealing gasket and a plug nut are provided on the threaded rod, a tie rod is provided in the hole provided in the threaded rod, the tie rod passes through the gap between the two main keels and is threadedly connected to the pad and the threaded rod and the threaded hole in the sleeve.

[0006] Preferably, the square steel tube is connected to the template body by self-tapping screws, a lower baffle is provided on the side of the template body, a positioning plate is fixedly connected to the lower baffle, the positioning plate is a square plate-shaped structure, and the positioning plate contacts the bottom surface of the template body.

[0007] Preferably, a sealing gasket is sleeved on the threaded rod, and the threaded rod can pass through the hole opened on the template body and be threadedly connected with the plug nut, and the threaded rod and the plastic plug fixedly connected to the threaded rod are fixed to the template body through the plug nut.

[0008] Preferably, the two ends of the sleeve are respectively inserted into the slots provided on the plastic plugs on both sides to form an inner support between the template bodies on both sides.

[0009] Preferably, a metal piece is installed on the main keel, the metal piece is threadedly connected to the main keel via bolts, and a side limiting plate is provided on the side of the main keel.

[0010] Preferably, the diameter of the drawing rod is smaller than the reserved hole at the center of the pad, and an anti-slip pad is fixedly connected to the pad.

[0011] Preferably, the drawing rod is threadedly connected to the threaded hole opened on the threaded rod, the drawing rod is fixedly connected to the connecting rod, a friction pad is fixedly connected to the connecting rod, the other end of the connecting rod is fixedly connected to the drawing rod, and the drawing rod is threadedly connected to the screw nut.

[0012] Preferably, a square groove is formed on the lower baffle plate, and self-tapping screws are arranged in the square groove. The lower baffle plate is fixed to the template body by the self-tapping screws. The template body is connected to a mounting plate by the self-tapping screws, and the mounting plate is fixedly connected to the side baffle plate.

[0013] Preferably, the side limit plate is in a square plate-shaped structure, the side limit plate is fixedly connected to a metal member, an inner limit plate is fixedly connected to the metal member, and the inner limit plate is in a square plate-shaped structure.

[0014] A construction method for a formwork reinforcement system that prevents leakage and does not require internal support, comprising the following steps:

[0015] S1: Processing: Drill holes in the template body according to the design drawings. After the holes are formed, pass the plastic plugs and the threaded rods with sealing gaskets through the holes opened on the template body. The plastic plugs and the threaded rods are fixed to the template body through the threaded connection between the plug nuts and the threaded rods. Then, install the square steel pipe on the template body.

[0016] S2: Installation: install the sleeve into the slot on the plastic plug of the template body, adjust the elevation and axis of the other template body so that the other end of the sleeve is inserted into the slot on the plastic plug, so that the sleeve becomes the inner support between the two template bodies;

[0017] S3: Reinforcement, align the wire rod at one end of the connecting rod with the threaded hole on the threaded rod, rotate the connecting rod and the sleeve to make the wire rod threaded with the threaded hole in the sleeve, align the gap between the two installed main purlins with the connecting rod, install the pad and the screw nut on the wire rod in turn, and tighten the screw nut to reinforce the main purlin and the formwork body.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] The present invention proposes a formwork reinforcement system and construction method which is leak-proof and free of internal support. The system comprises the following steps: fixing a plastic plug, a sealing gasket, a threaded rod and a plug nut to a formwork body, and plugging the hole opened on the formwork body with the sealing gasket to improve the sealing effect and prevent leakage of slurry and water loss at the opening. The system comprises the following steps: clamping a sleeve in a groove opened on the plastic plug, threading a drawing rod with a threaded hole in the sleeve, and threading the other end of the drawing rod with a threaded hole in the threaded rod to reinforce the sleeve. The sleeve is clamped between two formwork bodies as an internal support structure, and there is no need to lay cement supports as internal supports of the formwork, which is convenient for workers to actually use. Installing a lower baffle on the formwork body makes it convenient for workers to calibrate and install square steel pipes. The internal limit plate and side limit plates fixedly connected to the metal parts make it convenient for workers to install two main keels together, which is convenient for workers to actually use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the present invention;

[0021] Figure 2 for Figure 1 The enlarged structural diagram at A in the middle;

[0022] Figure 3 for Figure 1 The enlarged structural diagram at B in the middle;

[0023] Figure 4 for Figure 1 The enlarged structural diagram at C in the middle;

[0024] Figure 5 It is a schematic side view of the structure of the present invention;

[0025] Figure 6 for Figure 5 The enlarged structural diagram at D in the middle;

[0026] Figure 7 It is a schematic diagram of the local structure of the present invention.

[0027] In the figure: 1. Plastic plug; 2. Slot; 3. Sealing gasket; 4. Threaded rod; 5. Plug nut; 6. Connecting rod; 7. Friction pad; 8. Drawing rod; 9. Anti-skid pad; 10. Pad; 11. Screw nut; 12. Formwork body; 13. Mounting plate; 14. Self-tapping screw; 15. Side baffle; 16. Casing; 17. Lower baffle; 18. Positioning plate; 19. Square groove; 20. Square steel pipe; 21. Main keel; 22. Metal parts; 23. Inner limit plate; 24. Bolt; 25. Side limit plate. DETAILED DESCRIPTION

[0028] 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.

[0029] Embodiment 1

[0030] See also Figures 1 to 7 The present invention provides a technical solution: a formwork reinforcement system that prevents leakage of slurry and does not require internal support, including a formwork body 12, a plastic plug 1, a lower baffle 17 and a square steel pipe 20 are arranged on the side of the formwork body 12, a main keel 21 is arranged on the side of the square steel pipe 20, a sleeve 16 is clamped in the card slot 2 opened on the plastic plug 1, a threaded rod 4 is provided at one end of the plastic plug 1, a sealing gasket 3 and a plug nut 5 are arranged on the threaded rod 4, a pair of wire rods 8 are arranged in the hole opened in the threaded rod 4, the pair of wire rods 8 pass through the gap between the two main keels 21, and the pad 10 is threadedly connected to the threaded rod 4 and the threaded hole in the sleeve 16 is threadedly connected, a construction method of a formwork reinforcement system that prevents leakage of slurry and does not require internal support, including the formwork reinforcement system that prevents leakage of slurry and does not require internal support;

[0031] When in use, the sleeve 16 is inserted into the slot 2 provided on the plastic plug 1, so that the sleeve 16 serves as an inner support between two template bodies 12, and there is no need to separately provide a cement support as an inner support of the template.

[0032] Embodiment 2

[0033] On the basis of the first embodiment, a lower baffle plate 17 is provided for the convenience of the staff to install the device. A square groove 19 is provided on the lower baffle plate 17. A self-tapping screw 14 is provided in the square groove 19. The lower baffle plate 17 is fixed to the template body 12 by the self-tapping screw 14. The template body 12 is connected with a mounting plate 13 by the self-tapping screw 14. The mounting plate 13 is fixedly connected to the side baffle plate 15. Before installing the square steel pipe 20, the staff makes the positioning plate 18 fixedly connected on the lower baffle plate 17 contact with the bottom surface of the template body 12, and rotates the self-tapping screw 14 in the square groove 19 so that one end of the self-tapping screw 14 is drilled into the template body 12, and fixes the lower baffle plate 17 on the template body 12. By providing the lower baffle plate 17 at the lower end of the side of the template body 12, it is convenient for the staff to subsequently install the square steel pipe 20;

[0034] The square steel pipe 20 is connected to the template body 12 by self-tapping screws 14. A lower baffle 17 is provided on the side of the template body 12. A positioning plate 18 is fixedly connected to the lower baffle 17. The positioning plate 18 is a square plate-shaped structure. The positioning plate 18 contacts the bottom surface of the template body 12. The staff can overlap the square steel pipe 20 on the upper surface of the lower baffle 17, and then pass the self-tapping screws 14 through the holes opened on the side of the square steel pipe 20, so that the self-tapping screws 14 are drilled into the template body 12, and the square steel pipe 20 is fixed on the template body 12. The above structures cooperate with each other. On the one hand, it is convenient for the staff to calibrate the square steel pipe 20, and on the other hand, it can reduce the workload of the staff and facilitate the actual use of the staff.

[0035] Embodiment 3

[0036] On the basis of the second embodiment, in order to improve the use effect of the device, a threaded rod 4 is provided, and a sealing gasket 3 is sleeved on the threaded rod 4. The threaded rod 4 can pass through the hole opened on the template body 12 and be threadedly connected with the plug nut 5. The threaded rod 4 and the plastic plug 1 fixedly connected with the threaded rod 4 are fixed to the template body 12 through the plug nut 5. The plastic plug 1 and the threaded rod 4 sleeved with the sealing gasket 3 are passed through the hole opened on the template body 12, and then the plug nut 5 is threadedly connected with the threaded rod 4, and the plastic plug 1 and the threaded rod 4 are fixed to the template body 12. The hole opened on the template body 12 can be blocked by the sealing gasket 3, thereby improving the sealing performance and preventing the leakage of slurry and water loss at the opening.

[0037] The two ends of the sleeve 16 are respectively inserted into the slots 2 opened on the plastic plugs 1 on both sides to form an internal support between the template bodies 12 on both sides, and one end of the sleeve 16 is inserted into the slot 2 opened on the plastic plug 1. The diameter of the wire drawing rod 8 is smaller than the reserved hole at the center of the pad 10. The pad 10 is fixedly connected with an anti-slip pad 9, and then the wire drawing rod 8 is aligned with the threaded hole opened on the threaded rod 4 for installation, so that the wire drawing rod 8 is threadedly connected with the threaded rod 4, and the wire drawing rod 8 is continued to be rotated to pass through the hole opened in the plastic plug 1 to the sleeve 16, and the sleeve 16 and the wire drawing rod 8 are rotated to make the wire drawing rod 8 screw into the threaded hole in the sleeve 16, so that the wire drawing rod 8 is threadedly connected with the sleeve 16, and the position of the other template body 12 is adjusted so that the other end of the sleeve 16 is inserted into the slot 2 opened on the plastic plug 1 on the other template body 12, and the wire drawing rod 8 is threadedly connected with the sleeve 16 through the same steps;

[0038] The side limit plate 25 is a square plate-shaped structure, and the side limit plate 25 is fixedly connected to the metal part 22. The metal part 22 is fixedly connected with the inner limit plate 23, and the inner limit plate 23 is a square plate-shaped structure. After the square steel pipe 20 is installed, the staff will align the side baffle 15 with the side edge of the template body 12 for installation, and pass the self-tapping screw 14 through the hole opened on the installation plate 13, so that one end of the self-tapping screw 14 is drilled into the template body 12, and the installation plate 13 and the side baffle 15 are fixed on the template body 12. The side baffle 15 can facilitate the staff to install the main keel 21 later;

[0039] A metal piece 22 is installed on the main keel 21, and the metal piece 22 is threadedly connected to the main keel 21 through a bolt 24. A side limiting plate 25 is arranged on the side of the main keel 21. The side limiting plate 25 on the metal piece 22 is placed close to the side of the main keel 21, and the inner limiting plate 23 is placed between the two main keels 21, so that the two main keels 21 are in close contact with the metal piece 22. The staff can then pass the bolt 24 through the hole opened on the metal piece 22 and thread it with the threaded hole opened on the main keel 21 to connect the metal piece 22 with the main keel 21. By setting the metal piece 22, it is more convenient for the staff to install the main keel 21. The inner limiting plate 23 is used to accurately control the distance between the two main keels 21. The side limiting plate 25 is used to align the hole opened on the metal piece 22 with the threaded hole reserved on the main keel 21, so that the staff can assemble the two main keels 21 together.

[0040] The drawing rod 8 is threadedly connected with the threaded hole opened on the threaded rod 4, the drawing rod 8 is fixedly connected with the connecting rod 6, the friction pad 7 is fixedly connected to the connecting rod 6, the other end of the connecting rod 6 is fixedly connected with the drawing rod 8, the drawing rod 8 is threadedly connected with the screw nut 11, and the staff then installs the connecting rod 6 in the gap between the two assembled main keels 21, and makes the side limit plate 25 fixedly connected to the side of the metal part 22 contact with the side baffle 15, when the connecting rod 6 is inserted between the two main keels 21, the friction pad 7 fixedly connected on the connecting rod 6 contacts with the main keel 21, and the friction pad 7 can prevent the main keel 21 from slipping. To improve the stability of the main keel 21, the pad 10 and the screw nut 11 are installed in sequence on the tension rod 8 fixedly connected to the other end of the connecting rod 6. The anti-skid pad 9 fixedly connected to the pad 10 can prevent the pad 10 from slipping and improve stability. The screw nut 11 is continued to be rotated to squeeze the pad 10 and the main keel 21, and the main keel 21 is fixed to the template body 12. The sleeve 16 is fixed to the template body 12 to reinforce the two template bodies 12. The above structures cooperate with each other to form the internal support of the template body 12. There is no need to separately set up cement supports as the internal support of the template. The manufacturing is more flexible and convenient for the staff to actually use.

[0041] Working principle: In actual use, the plastic plug 1, the sealing gasket 3, the threaded rod 4 and the plug nut 5 are fixed to the formwork body 12, and the hole opened on the formwork body 12 is blocked by the sealing gasket 3 to improve the sealing effect and avoid leakage of slurry at the opening. The sleeve 16 is stuck in the slot 2 opened on the plastic plug 1, the drawing rod 8 is threadedly connected with the threaded hole in the sleeve 16, and the other end of the drawing rod 8 is threadedly connected with the threaded hole opened in the threaded rod 4, and the sleeve 16 is reinforced. The sleeve 16 is stuck between the two formwork bodies 12 as an internal support structure, and there is no need to lay cement supports as internal supports of the formwork, which is convenient for the staff to actually use. By installing the lower baffle 17 on the formwork body 12, it is convenient for the staff to calibrate and install the square steel pipe 20. The internal limit plate 23 and the side limit plate 25 fixedly connected to the metal part 22 are convenient for the staff to install the two main keels 21 together, which is convenient for the staff to actually use.

[0042] A construction method for a formwork reinforcement system that prevents leakage and does not require internal support, comprising the following steps:

[0043] S1: Processing, drilling holes in the template body 12 according to the design drawings, passing the plastic plug 1 and the threaded rod 4 with the sealing gasket 3 through the hole opened on the template body 12, and fixing the plastic plug 1 and the threaded rod 4 on the template body 12 by threading the plug nut 5 with the threaded rod 4, and then installing the square steel pipe 20 on the template body 12;

[0044] S2: Installation, install the sleeve 16 in the slot 2 provided on the plastic plug 1 of the template body 12, adjust the elevation and axis of the other template body 12 so that the other end of the sleeve 16 is inserted into the slot 2 provided on the plastic plug 1, so that the sleeve 16 becomes the inner support between the two template bodies 12;

[0045] S3: Reinforcement, align the drawing rod 8 at one end of the connecting rod 6 with the threaded hole on the threaded rod 4, rotate the connecting rod 6 and the sleeve 16 to make the drawing rod 8 threadedly connected with the threaded hole in the sleeve 16, align the gap between the two installed main keels 21 with the connecting rod 6 and install it, install the pad 10 and the screw nut 11 on the drawing rod 8 in sequence, tighten the screw nut 11 to reinforce the main keel 21 and the template body 12.

[0046] 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 reinforcement system that prevents leakage and does not require internal support, comprising a formwork body (12), a plastic plug (1), a lower baffle (17) and a square steel pipe (20) are arranged on the side of the formwork body (12), and a main keel (21) is arranged on the side of the square steel pipe (20), characterized in that: A sleeve (16) is clamped in the slot (2) provided on the plastic plug (1); a threaded rod (4) is provided at one end of the plastic plug (1); a sealing gasket (3) and a plug nut (5) are provided on the threaded rod (4); a drawing rod (8) is provided in a hole provided in the threaded rod (4); the drawing rod (8) passes through the gap between the two main keels (21) and the pad (10) and is threadedly connected to the threaded rod (4) and the threaded hole in the sleeve (16).

2. A formwork reinforcement system for preventing slurry leakage and free of internal support according to claim 1, characterized in that: The square steel pipe (20) is connected to the template body (12) by self-tapping screws (14); a lower baffle (17) is arranged on the side of the template body (12); a positioning plate (18) is fixedly connected to the lower baffle (17); the positioning plate (18) is in a square plate-like structure; and the positioning plate (18) contacts the bottom surface of the template body (12).

3. A formwork reinforcement system for preventing slurry leakage and free of internal support according to claim 1, characterized in that: The threaded rod (4) is covered with a sealing gasket (3), and the threaded rod (4) can pass through a hole provided on the template body (12) and be threadedly connected to a plug nut (5), and the threaded rod (4) and a plastic plug (1) fixedly connected to the threaded rod (4) are fixed to the template body (12) through the plug nut (5).

4. A formwork reinforcement system for preventing slurry leakage and free of internal support according to claim 1, characterized in that: The two ends of the sleeve (16) are respectively inserted into the slots (2) provided on the plastic plugs (1) on both sides to form an inner support between the template bodies (12) on both sides.

5. The formwork reinforcement system for preventing slurry leakage and requiring no internal support according to claim 1, characterized in that: A metal piece (22) is installed on the main keel (21), the metal piece (22) is threadedly connected to the main keel (21) via a bolt (24), and a side limiting plate (25) is arranged on the side of the main keel (21).

6. The formwork reinforcement system for preventing slurry leakage and requiring no internal support according to claim 1, characterized in that: The diameter of the wire drawing rod (8) is smaller than the reserved hole at the center of the backing plate (10), and an anti-skid pad (9) is fixedly connected to the backing plate (10).

7. The formwork reinforcement system for preventing slurry leakage and requiring no internal support according to claim 1, characterized in that: The drawing rod (8) is threadedly connected to the threaded hole opened on the threaded rod (4), the drawing rod (8) is fixedly connected to the connecting rod (6), a friction pad (7) is fixedly connected to the connecting rod (6), the other end of the connecting rod (6) is fixedly connected to the drawing rod (8), and the drawing rod (8) is threadedly connected to the screw nut (11).

8. The formwork reinforcement system for preventing slurry leakage and requiring no internal support according to claim 2 is characterized in that: The lower baffle plate (17) is provided with a square groove (19), and a self-tapping screw (14) is arranged in the square groove (19). The lower baffle plate (17) is fixed to the template body (12) by the self-tapping screw (14). The template body (12) is connected to a mounting plate (13) by the self-tapping screw (14), and the mounting plate (13) is fixedly connected to the side baffle plate (15).

9. The formwork reinforcement system for preventing slurry leakage and requiring no internal support according to claim 5, characterized in that: The side limit plate (25) is in a square plate-shaped structure. The side limit plate (25) is fixedly connected to the metal part (22). The metal part (22) is fixedly connected to an inner limit plate (23). The inner limit plate (23) is in a square plate-shaped structure.

10. A construction method for a formwork reinforcement system that prevents leakage and does not require internal support according to any one of claims 1 to 9, characterized in that: The following steps are involved: S1: Processing, drilling holes in the template body (12) according to the design drawings, passing the plastic plug (1) and the threaded rod (4) with the sealing gasket (3) through the holes opened in the template body (12), fixing the plastic plug (1) and the threaded rod (4) on the template body (12) by threading the plug nut (5) and the threaded rod (4), and then installing the square steel pipe (20) on the template body (12); S2: Installation, installing the sleeve (16) in the slot (2) provided on the plastic plug (1) of the template body (12), adjusting the elevation and axis of the other template body (12) so that the other end of the sleeve (16) is inserted into the slot (2) provided on the plastic plug (1), so that the sleeve (16) becomes an inner support between the two template bodies (12); S3: Reinforcement, align the drawing rod (8) at one end of the connecting rod (6) with the threaded hole on the threaded rod (4) for threaded connection, rotate the connecting rod (6) and the sleeve (16) to make the drawing rod (8) threadedly connected with the threaded hole in the sleeve (16), align the gap between the two installed main keels (21) with the connecting rod (6) for installation, install the pad (10) and the screw nut (11) on the drawing rod (8) in sequence, and tighten the screw nut (11) to reinforce the main keel (21) and the template body (12).

Images