External scaffold integrated pulling knot point and construction method

Abstract

The invention discloses an external scaffold integrated pulling knot point and a construction method, and relates to the technical field of scaffold setup, the external scaffold integrated pulling knot point comprises a wall body, a plurality of structural beams are fixedly mounted in the wall body, pre-embedded round steel is jointly welded and fixed to the structural beams, an external scaffold is arranged on one side of the pre-embedded round steel, and the external scaffold is arranged on the other side of the pre-embedded round steel. A wall connecting rod is fixedly mounted on the outer scaffold, and the outer scaffold further comprises a clamping assembly, an anti-skid assembly and a limiting assembly. The problems that when a retrieval patent is used, a hole is drilled in a wall in advance, then a sleeve is pre-embedded, the most common method at present is a steel pipe pre-embedding method, but the cost is high, disassembly is troublesome, and in addition, a post-reserved hole of a masonry needs to be blocked in the later period, and the hidden danger of water seepage exists are solved.

Description

Technical Field

[0001] The invention relates to the technical field of scaffolding construction, and in particular to an integrated tie node of an external scaffolding and a construction method. Background Art

[0002] External scaffolding is scaffolding erected outside a building. It is not only used to provide a working platform for construction workers, but also used to place materials and carry out exterior wall construction. The erection of external scaffolding needs to follow strict technical specifications and safety standards. Before erection, a detailed erection plan should be formulated according to the characteristics of the project and construction technology, including foundation treatment, erection requirements, rod spacing, and the location of wall tie rods.

[0003] The patent document with publication number CN118686409A discloses a reusable wall connection member and external scaffolding fixing method, including an embedded nut, a connecting screw and a connecting piece; the connecting screw is detachably threadedly connected to the embedded nut; the connecting piece is installed on the connecting screw, and a first through-hole for accommodating a steel pipe is provided on the connecting piece; by embedding the embedded nut in the wall, when the external scaffolding needs to be installed, it is only necessary to connect the connecting screw to the embedded nut, then install the connecting piece to the connecting screw, and finally, pass the steel pipe in the external scaffolding into the first through-hole, so that the connecting piece can provide support for the external scaffolding to fix the external scaffolding; by setting the embedded nut and the connecting screw, there is no need to drill additional holes in the wall. This application has the effect of not needing to drill additional holes in the wall when installing the scaffolding.

[0004] However, the above invention has the following shortcomings: when the above patent is used, a hole is drilled in the wall in advance and the sleeve is embedded in advance. The most common method at present is the embedded steel pipe method, but it is costly and troublesome to disassemble. In addition, the hole left at the end of the masonry needs to be sealed later, which poses a risk of water seepage, so there are certain limitations. Summary of the invention

[0005] The object of the present invention is to provide an integrated tie node for an external scaffold and a construction method to solve the problems raised in the above-mentioned background technology.

[0006] The technical solution of the present invention is: an integrated tie node of an external scaffolding and a construction method, comprising a wall, a plurality of structural beams are fixedly installed inside the wall, and pre-embedded round steels are welded and fixed to the plurality of structural beams. An external scaffold is arranged on one side of the pre-embedded round steel, a wall connecting rod is fixedly installed on the external scaffold, and also comprises a clamping component, an anti-slip component and a limit component.

[0007] The clamping assembly includes a one-way fastener 1 fixedly installed on the surface of the embedded round steel.

[0008] The anti-skid assembly comprises a U-shaped piece and a steel plate which are welded and fixed to the upper and lower sides of the embedded round steel.

[0009] The limiting assembly comprises a pair of fixing blocks fixedly mounted on the surface of the embedded round steel.

[0010] Preferably, one side of the one-way fastener one is rotatably installed with one-way fastener two via a movable shaft, the wall connecting rod is slidingly fitted with the one-way fastener one and the one-way fastener two, one end of the one-way fastener one is rotatably installed with a connecting bolt, and the one-way fastener two is threadedly connected to the connecting bolt.

[0011] Preferably, the wall connecting rod is slidably matched with the U-shaped member and the steel plate, and the steel plate is threadedly connected with a tightening bolt, and the end of the tightening bolt is in contact with the bottom of the wall connecting rod.

[0012] Preferably, one end of the wall connecting rod close to the inner side of the U-shaped member is threadedly connected to a limiting nut, and each of the fixing blocks is threadedly connected to a clamping bolt.

[0013] Preferably, a limit block is rotatably mounted on the end of the clamping bolt, and opposite sides of a pair of limit blocks are in contact with a limit nut.

[0014] Preferably, a pair of support blocks are symmetrically fixedly installed at the bottom of the steel plate, a threaded barrel is rotatably installed on one side of each support block, a threaded rod is threadedly connected to the inside of the threaded barrel, and a pad is rotatably installed on the end of the threaded rod via a movable shaft.

[0015] Preferably, a pair of telescopic cylinders are fixedly installed on the surface of one end of the embedded round steel, a telescopic rod is slidably installed inside each telescopic cylinder, one end of the telescopic rod is clamped with the cross bar of the external scaffolding, and a fixing bolt is threadedly connected to the telescopic cylinder, and the bottom of the fixing bolt is in contact with the telescopic rod.

[0016] A construction method further comprises the following steps:

[0017] Step 1: Now measure, locate and lay out according to the requirements to determine the locations of the embedded points.

[0018] Step 2: Connect the embedded round steel with the one-way fastener 1 and process the embedded round steel into a Z shape.

[0019] Step 3: Fix the embedded round steel and structural beam by tying or welding them.

[0020] Step 4: Review the depth, elevation and location of the pre-embedded round steel.

[0021] Step 5. Weld and fix the opening section of the anti-slip component to the embedded round steel and fix the support block to the bottom of the anti-slip component. Install the threaded tube, threaded rod and pad at the bottom of the support block. Then weld the fixed block in the limit assembly to the embedded round steel. Fix the telescopic tube and telescopic rod to the end of the embedded round steel, and then cast the wall.

[0022] Step 6. After the wall is poured, rotate the threaded barrel to move the threaded rod and the pad until they come into contact with the wall, thereby achieving the supporting effect for the embedded round steel.

[0023] Step seven, to fix and install the embedded round steel and the external scaffolding wall rod, fix it to the cross bar of the external scaffolding by means of the telescopic rod, fix the telescopic rod and the telescopic tube by means of the fixing bolts, and then clamp and fix them by means of the clamping assembly; connect the anti-skid assembly to the wall rod, tighten the wall rod by tightening the bolts to ensure that there is no sliding, screw the limit nut to the end of the connecting rod by means of a threaded connection, and clamp and fix the limit nut by means of the clamping bolts, thereby achieving the fixing effect of the connecting rod.

[0024] Step 8. Repeat the above steps in sequence to connect all embedded round steels with the wall connecting rods.

[0025] Step 9. Finally, inspect its reliability on site and complete the installation.

[0026] The present invention provides an external scaffolding integrated tie node and construction method through improvement, which has the following improvements and advantages compared with the prior art:

[0027] First, the present invention fixes the embedded round steel on the structural beam by welding, fixes the clamping assembly to the embedded round steel, and then forms the wall by casting. The one-way fastener 1 and the one-way fastener 2 are provided to facilitate the fixed connection of the wall connecting rod. Then, the wall connecting rod and the anti-skid assembly are clamped by the provided tightening bolts, which plays a certain anti-skid role, thereby improving the fixing effect of the wall connecting rod. In addition, the limit nut is fixed to the end of the wall connecting rod by threaded connection at the end of the wall connecting rod, and then the limit nut is clamped and fixed by the clamping assembly. The provided limit nut can further improve the effect of the fixed connection of the wall connecting rod.

[0028] Secondly, the present invention provides a pair of telescopic tubes and telescopic rods at the ends of the embedded round steel, uses the telescopic rods to clamp and fix them to the cross bars of the external scaffolding, and then fixes the telescopic rods and the telescopic tubes by means of fixed bolts, thereby further improving the fixing effect of the external scaffolding. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0030] Figure 1 A schematic diagram of the overall first-view structure provided by the present invention;

[0031] Figure 2 A schematic diagram of the internal structure of the wall provided by the present invention;

[0032] Figure 3 A schematic diagram of the structure of the tie assembly provided by the present invention;

[0033] Figure 4 A schematic diagram of the structure of a one-way fastener 1 and a one-way fastener 2 provided by the present invention;

[0034] Figure 5 This is a schematic structural diagram of the anti-slip assembly provided by the present invention.

[0035] Reference numerals:

[0036] 1. Wall; 2. Structural beam; 3. Embedded round steel; 4. Telescopic cylinder; 5. Telescopic rod; 6. Threaded cylinder; 7. Threaded rod; 8. Pad; 9. Wall connecting rod; 10. External scaffolding; 11. Limit nut; 12. One-way fastener 1; 13. U-shaped piece; 14. One-way fastener 2; 15. Connecting bolt; 16. Steel plate; 17. Tightening bolt; 18. Fixing block; 19. Clamping bolt; 20. Limit block; 21. Support block; 22. Fixing bolt. DETAILED DESCRIPTION

[0037] The present invention is described in detail below, and the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on 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.

[0038] The present invention provides an external scaffolding integrated tie node and construction method through improvement. The technical solution of the present invention is:

[0039] like Figures 1 to 5As shown, an embodiment of the present invention provides an integrated tie node for an external scaffolding, comprising a wall 1, a plurality of structural beams 2 are fixedly installed inside the wall 1, embedded round steels 3 are welded and fixed to the plurality of structural beams 2, an external scaffolding 10 is arranged on one side of the embedded round steel 3, a wall connecting rod 9 is fixedly installed on the external scaffolding 10, and also comprises a clamping assembly, an anti-skid assembly and a limiting assembly. The embedded round steel 3 is conveniently embedded and fixedly installed by the arranged structural beams 2, and is fixedly installed by the wall connecting rod 9 using the clamping assembly, the anti-skid assembly and the limiting assembly, thereby realizing the fixed installation of the external scaffolding 10.

[0040] The clamping assembly includes a one-way fastener 12 fixedly installed on the surface of the embedded round steel 3. The one-way fastener 12 is used to provide a basis for the clamping assembly to achieve a clamping effect.

[0041] The anti-skid component includes a U-shaped member 13 and a steel plate 16 welded and fixed on the upper and lower sides of the embedded round steel 3. The U-shaped member 13 and the steel plate 16 are arranged to facilitate clamping the wall connecting rod 9 to prevent it from sliding, thereby improving the stability of the fixed installation of the external scaffolding 10.

[0042] The limiting assembly includes a pair of fixing blocks 18 fixedly mounted on the surface of the embedded round steel 3. The setting of the fixing blocks 18 facilitates the installation of the remaining components of the limiting assembly, thereby facilitating the limiting and fixing effect of the wall connecting rod 9.

[0043] Furthermore, a one-way fastener 14 is rotatably installed on one side of the one-way fastener 12 through a movable shaft, the wall connecting rod 9 is slidingly matched with the one-way fastener 12 and the one-way fastener 14, and a connecting bolt 15 is rotatably installed on one end of the one-way fastener 12, and the one-way fastener 14 and the connecting bolt 15 are threadedly connected. By setting the one-way fastener 12 and the one-way fastener 14, the connecting bolt 15 is used to facilitate the clamping and fixing effect of the wall connecting rod 9.

[0044] Furthermore, the wall connecting rod 9 is slidably matched with the U-shaped part 13 and the steel plate 16. A tightening bolt 17 is threadedly connected to the steel plate 16. The end of the tightening bolt 17 contacts the bottom of the wall connecting rod 9. The tightening bolt 17 is rotated to make it contact with the wall connecting rod 9, thereby clamping and fixing the wall connecting rod 9 to prevent it from sliding.

[0045] Furthermore, one end of the wall connecting rod 9 close to the inner side of the U-shaped part 13 is threadedly connected to a limiting nut 11, and each fixing block 18 is threadedly connected to a clamping bolt 19. The set limiting nut 11 can limit and fix the wall connecting rod 9 to prevent it from sliding. The set clamping bolt 19 can limit the limiting nut 11 to prevent the limiting nut 11 from loosening.

[0046] Furthermore, a limit block 20 is rotatably installed on the end of the clamping bolt 19, and opposite sides of a pair of limit blocks 20 are in contact with the limit nut 11. The limit block 20 can clamp and limit the limit nut 11, thereby ensuring the fixed limiting effect of the limit nut 11.

[0047] Furthermore, a pair of support blocks 21 are symmetrically fixedly installed at the bottom of the steel plate 16, and a threaded cylinder 6 is rotatably installed on one side of each support block 21. The interior of the threaded cylinder 6 is connected to a threaded rod 7 by a thread, and a pad 8 is rotatably installed on the end of the threaded rod 7 through a movable shaft. The threaded cylinder 6 is rotated to move the threaded rod 7 and the pad 8, thereby facilitating the support effect of the embedded round steel 3, thereby improving its structural strength.

[0048] Furthermore, a pair of telescopic cylinders 4 are fixedly installed on the surface of one end of the embedded round steel 3, and a telescopic rod 5 is slidably installed inside each telescopic cylinder 4. One end of the telescopic rod 5 is clamped with the cross bar of the external scaffolding 10, and a fixing bolt 22 is threadedly connected to the telescopic cylinder 4. The bottom of the fixing bolt 22 is in contact with the telescopic rod 5. The set telescopic cylinder 4 and telescopic rod 5 are conveniently clamped and fixed with the cross bar of the external scaffolding 10, and the telescopic rod 5 and the telescopic cylinder 4 are fixed by the fixing bolt 22, thereby realizing the tensioning and fixing of the external scaffolding 10.

[0049] A construction method further comprises the following steps:

[0050] Step 1: Now measure, locate and lay out according to the requirements to determine the locations of the embedded points.

[0051] Step 2: Connect the embedded round steel 3 with the one-way fastener 12, and process the embedded round steel 3 into a Z shape.

[0052] Step 3: Fix the embedded round steel 3 and the structural beam 2 by steel bar binding or welding.

[0053] Step 4: Review the depth, elevation and position of the pre-embedded round steel 3.

[0054] Step 5. Weld and fix the opening section of the anti-slip component to the embedded round steel 3 and fix the support block 21 to the bottom of the anti-slip component. Install the threaded tube 6, the threaded rod 7 and the pad 8 at the bottom of the support block 21. Then weld the fixed block 18 in the limit assembly to the embedded round steel 3, and fix the telescopic tube 4 and the telescopic rod 5 to the end of the embedded round steel 3. Then cast the wall 1.

[0055] Step 6: After the wall 1 is poured, the threaded cylinder 6 is rotated to move the threaded rod 7 and the pad 8 until they come into contact with the wall 1, thereby achieving a supporting effect on the embedded round steel 3.

[0056] Step seven, to fix and install the embedded round steel 3 and the wall connecting rod 9 of the external scaffolding 10, it is to clamp and fix it to the cross bar of the external scaffolding 10 through the telescopic rod 5, fix the telescopic rod 5 and the telescopic tube 4 through the fixing bolts 22, and then clamp and fix it through the clamping assembly; and connect the anti-skid assembly to the wall connecting rod 9, tighten the wall connecting rod 9 by tightening the bolts 17 to ensure that there is no sliding, and then screw the limit nut 11 to the end of the wall connecting rod 9 through a threaded connection, and then clamp and fix the limit nut 11 through the clamping bolts 19, so as to achieve the fixing effect of the wall connecting rod 9.

[0057] Step 8: Repeat the above steps in sequence to connect all the embedded round steels 3 with the wall connecting rods 9.

[0058] Step 9. Finally, inspect its reliability on site and complete the installation.

[0059] The specific working principle is as follows: first, the embedded round steel 3 is fixed on the structural beam 2 by welding, and the clamping assembly is fixedly connected to the embedded round steel 3. Then, the wall 1 is formed by pouring. The one-way fastener 12 and the one-way fastener 2 14 are used to fix the wall connecting rod 9. Then, the wall connecting rod 9 and the anti-skid assembly are clamped by the set tightening bolts 17, which plays a certain anti-skid role, thereby improving the fixing effect of the wall connecting rod 9. In addition, the limit nut 11 is fixed to the end of the wall connecting rod 9 by threaded connection at the end of the wall connecting rod 9, and then the limit nut 11 is clamped and fixed by the clamping assembly, which is beneficial to the The limit nut 11 provided can further improve the effect of fixing the wall connecting rod 9. The threaded tube 6 and the threaded rod 7 are moved with the pad 8 to contact the wall 1, thereby achieving the supporting effect of the external scaffolding 10. A pair of telescopic tubes 4 and telescopic rods 5 are provided at the end of the embedded round steel 3. The telescopic rods 5 are used to clamp and fix them to the cross bars of the external scaffolding 10. Then, the telescopic rods 5 and the telescopic tubes 4 are fixed by the fixing bolts 22, thereby further improving the fixing effect of the external scaffolding 10, thereby achieving a stable fixing effect of the external scaffolding 10 and facilitating disassembly.

[0060] The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An integrated tie-joint node for an external scaffold, comprising a wall (1), wherein a plurality of structural beams (2) are fixedly installed inside the wall (1), characterized in that: Embedded round steel bars (3) are welded and fixed to the plurality of structural beams (2), an external scaffold (10) is provided on one side of the embedded round steel bars (3), a wall connecting rod (9) is fixedly installed on the external scaffold (10), and further comprises: A clamping assembly, the clamping assembly comprising a one-way fastener (12) fixedly mounted on the surface of the embedded round steel (3); An anti-skid component, the anti-skid component comprising a U-shaped member (13) and a steel plate (16) welded and fixed to the upper and lower sides of the embedded round steel (3); A limit assembly, the limit assembly comprising a pair of fixed blocks (18) fixedly mounted on the surface of the embedded round steel (3).

2. The external scaffolding integrated tie node according to claim 1, characterized in that: One side of the one-way fastener 1 (12) is rotatably mounted with a one-way fastener 2 (14) via a movable shaft, the wall connecting rod (9) is slidably matched with the one-way fastener 1 (12) and the one-way fastener 2 (14), one end of the one-way fastener 1 (12) is rotatably mounted with a connecting bolt (15), and the one-way fastener 2 (14) is threadedly connected to the connecting bolt (15).

3. The external scaffolding integrated tie node according to claim 1, characterized in that: The wall connecting rod (9) is slidably matched with the U-shaped piece (13) and the steel plate (16); a tightening bolt (17) is threadedly connected to the steel plate (16); and the end of the tightening bolt (17) is in contact with the bottom of the wall connecting rod (9).

4. The external scaffolding integrated tie node according to claim 1, characterized in that: One end of the wall connecting rod (9) close to the inner side of the U-shaped member (13) is threadedly connected to a limiting nut (11), and each of the fixing blocks (18) is threadedly connected to a clamping bolt (19).

5. The external scaffolding integrated tie node according to claim 4, characterized in that: The end of the clamping bolt (19) is rotatably mounted with a limit block (20), and opposite sides of a pair of limit blocks (20) are in contact with the limit nut (11).

6. The external scaffolding integrated tie node according to claim 1, characterized in that: A pair of support blocks (21) are symmetrically fixedly installed at the bottom of the steel plate (16), and a threaded cylinder (6) is rotatably installed on one side of each support block (21). The interior of the threaded cylinder (6) is connected to a threaded rod (7) via a thread, and a pad (8) is rotatably installed at the end of the threaded rod (7) via a movable shaft.

7. The external scaffolding integrated tie node according to claim 1, characterized in that: A pair of telescopic cylinders (4) are fixedly mounted on one end surface of the embedded round steel (3), a telescopic rod (5) is slidably mounted inside each telescopic cylinder (4), one end of the telescopic rod (5) is clamped with a cross bar of the external scaffolding (10), a fixing bolt (22) is threadedly connected to the telescopic cylinder (4), and the bottom of the fixing bolt (22) is in contact with the telescopic rod (5).

8. A construction method, applied to the external scaffolding integrated tie node according to any one of claims 1 to 7, characterized in that: The following steps are also included; Step 1: Now measure, locate and lay out the lines according to the requirements to determine the location of the embedded points; Step 2: Connect the embedded round steel (3) with the one-way fastener 1 (12), and process the embedded round steel (3) into a Z shape; Step 3: The embedded round steel (3) and the structural beam (2) are fixedly connected by steel bar binding or welding; Step 4: Review the depth, elevation and location of the pre-buried round steel (3); Step 5: Weld and fix the opening section of the anti-skid component to the embedded round steel (3) and fix the support block (21) to the bottom of the anti-skid component. Install the threaded tube (6), the threaded rod (7) and the pad (8) at the bottom of the support block (21). Then, weld the fixed block (18) in the limit assembly to the embedded round steel (3), and fix the telescopic tube (4) and the telescopic rod (5) to the end of the embedded round steel (3). Then, cast the wall (1). Step 6: After the wall (1) is poured, the threaded cylinder (6) is rotated to move the threaded rod (7) and the pad (8) until they come into contact with the wall (1), thereby achieving a supporting effect on the embedded round steel (3); Step 7: The embedded round steel (3) is fixedly installed with the wall connecting rod (9) of the external scaffolding (10). The embedded round steel (3) is fixedly connected with the cross bar of the external scaffolding (10) by the telescopic rod (5), and the telescopic rod (5) is fixed with the telescopic cylinder (4) by the fixing bolt (22), and then the telescopic rod (5) is clamped and fixed by the clamping assembly; the anti-skid assembly is connected with the wall connecting rod (9), and the wall connecting rod (9) is tightened by tightening the bolt (17) to ensure that there is no slippage, and the limit nut (11) is screwed to the end of the wall connecting rod (9) by threaded connection, and the limit nut (11) is clamped and fixed by the clamping bolt (19), so as to achieve the fixing effect of the wall connecting rod (9); Step 8: Repeat the above steps in sequence to connect all the pre-buried round steels (3) with the wall connecting rods (9); Step 9. Finally, inspect its reliability on site and complete the installation.

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