Connecting device suitable for steel bar truss floor support plate

Abstract

The utility model relates to the technical field of steel bar trusses, and discloses a connecting device suitable for a steel bar truss floor support plate, which comprises a lifting fixing plate and a metal connecting block, the surface of the bottom end of the metal connecting block is in threaded connection with a metal hanging ring, and the right end of the lifting fixing plate is provided with the connecting device. The metal connecting block is installed on the surface of the top end of the lifting fixing plate. According to the connecting device suitable for the steel bar truss floor support plate, the threaded rod, the limiting plate and the metal frame are arranged, so that the metal frame can be quickly disassembled, the metal frame can be prevented from being damaged during disassembly, the integrity of the metal frame can be kept, the workload of workers can be reduced, and the position of the connecting threaded rod can be determined; and by arranging a limiting nut, a connecting threaded rod and a fastening nut, the position of the limiting nut can be adjusted, so that the position of a connecting block can be adjusted, and the device is suitable for steel bar truss floor support plates at different positions.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar trusses, in particular to a connecting device suitable for steel bar truss floor decks. Background Art

[0002] Steel truss floor deck is a common load-bearing element in building structures. It is usually made of reinforced concrete, has high strength and rigidity, and can effectively bear the floor load and distribute it to the surrounding truss structure.

[0003] The connecting device for steel truss floor deck is generally a device used to connect and fix the steel truss floor deck when the steel truss floor deck is in use, and is applied to various occasions where the steel truss floor deck is used.

[0004] The prior art discloses an application number: CN202122331516.2, a connection device suitable for steel truss floor decking, comprising a mounting plate, two connecting screws are installed at the lower end of the mounting plate, steel bar ear hook mechanisms are installed on both sides of the mounting plate, a pull ring mechanism is installed at the upper end of the mounting plate, the steel bar ear hook mechanism comprises an adjustment tooth, a steel bar fixing ear hook, an internal thread block, a lifting and fixing plate, a lifting groove and a positioning screw, the steel bar fixing ear hook is installed on one side of the mounting and fixing plate, and the adjustment tooth is installed between the steel bar fixing ear hook and the mounting and fixing plate. The connection device suitable for steel truss floor decking described in the utility model realizes the height adjustment of the steel bar fixing ear hook, facilitates the connection and use of steel truss floor decking of different heights and sizes, can perform secondary fixation on the steel truss floor decking by tightening the steel wire, and more firmly connects and uses the steel truss floor decking.

[0005] The lifting and fixing plates are installed at the front and rear ends of the installation and fixing plates. It is troublesome to disassemble the lifting and fixing plates, and it takes a lot of time to repair the lifting and fixing plates, which increases the working time and workload of the staff. Utility Model Content

[0006] The purpose of the utility model is to provide a connection device suitable for steel bar truss floor decking to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a connection device suitable for steel truss floor decking, comprising a lifting and fixing plate and a metal connecting block, the bottom surface of the metal connecting block is threadedly connected with a metal lifting ring, the right end of the lifting and fixing plate is installed with a connection device, and the metal connecting block is installed on the top surface of the lifting and fixing plate.

[0008] The connecting device includes a metal frame, a moving device, a limit plate and a threaded rod. The limit plate is located at the lower end of the connecting device, the limit plate is threadedly connected to the bottom end surface of the threaded rod, the limit plate is fixedly connected to the lower end of the metal frame, and the moving device is movably connected to the upper end of the metal frame.

[0009] Preferably, the moving device includes a connecting block, a moving roller, a moving slider and a limiting device, the limiting device is located at the left end of the moving device, the limiting device is threadedly connected to the middle position of the moving slider, the moving roller is installed at the front end of the moving slider, and the moving slider is fixedly connected to the left surface of the connecting block.

[0010] Preferably, the limiting device includes a connecting threaded rod, a limiting nut and a fastening nut, the fastening nut is located at the lower end of the limiting device, the fastening nut is threadedly connected to the threaded end surface of the connecting threaded rod, and the limiting nut is threadedly connected to the middle position of the connecting threaded rod.

[0011] Preferably, the limiting plate is movably connected to the bottom end surface of the lifting and fixing plate, and the metal frame is bolted to the right end of the lifting and fixing plate.

[0012] Preferably, the number of the fastening nuts is four, two of the fastening nuts form a group, the two groups of fastening nuts are distributed left and right, and the two fastening nuts movably connected to the metal frame are distributed up and down. Hold the surface of the fastening nut and rotate the fastening nut on the threaded end surface of the connecting threaded rod, so that the surface between the fastening nut and the metal frame can be connected, so that the connecting threaded rod and the metal frame can be threadedly fixed.

[0013] Preferably, the connecting threaded rod is movably connected to a middle position of the metal frame, and the metal frame is movably connected to a bottom end surface of the metal connecting block.

[0014] Preferably, the connecting block is movably connected to the upper end of the threaded rod, the connecting block is movably connected to the right end of the lifting and fixing plate, the threaded rod is movably connected to the right end of the metal connecting block, the bottom end surface of the connecting threaded rod is rotated, and the connecting threaded rod is rotated upward so that the connecting threaded rod passes through the middle position of the metal frame, and at the same time the connecting threaded rod passes through the movable slider.

[0015] Preferably, the movable roller is movably connected to the inner wall surface of the metal frame, and the connecting block is movably connected to the top surface of the limiting nut. The left end of the connecting block is held and pushed to move to the right, so that the connecting block pushes the movable slider and the movable roller to be inserted into the inner wall surface of the metal frame, so that the side of the metal frame and the side of the movable slider are aligned.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The connection device suitable for steel truss floor decking is provided with threaded rods, limit plates and metal frames, so that the metal frame can be quickly disassembled, damage to the metal frame can be avoided during disassembly, the integrity of the metal frame can be maintained, and the workload of the staff can be reduced.

[0018] 2. The connection device suitable for steel truss floor decking can determine the position of the connecting threaded rod by providing a limit nut, a connecting threaded rod and a fastening nut, thereby adjusting the position of the limit nut, thereby adjusting the position of the connecting block, and is suitable for steel truss floor decking in different positions. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is an overall three-dimensional schematic diagram of the utility model;

[0020] Figure 2 It is a three-dimensional schematic diagram of the connection device of the utility model;

[0021] Figure 3 For this utility model Figure 2 A local enlarged schematic diagram of the structure at A in FIG.

[0022] Figure 4 For this utility model Figure 2 A local enlarged schematic diagram of the structure at B in FIG.

[0023] Figure 5 It is a three-dimensional schematic diagram of the mobile device of the utility model.

[0024] In the figure: 1. connecting device; 11. metal frame; 12. moving device; 121. connecting block; 122. moving roller; 123. moving slider; 124. limiting device; 1241. connecting threaded rod; 1242. limiting nut; 1243. fastening nut; 13. limiting plate; 14. threaded rod; 2. lifting and fixing plate; 3. metal lifting ring; 4. metal connecting block. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 , the utility model provides the following technical solutions:

[0027] A connection device suitable for a steel truss floor deck comprises a lifting and fixing plate 2 and a metal connection block 4, wherein the bottom surface of the metal connection block 4 is threadedly connected with a metal lifting ring 3, a connection device 1 is installed at the right end of the lifting and fixing plate 2, and the metal connection block 4 is installed on the top surface of the lifting and fixing plate 2.

[0028] The connecting device 1 includes a metal frame 11, a moving device 12, a limit plate 13 and a threaded rod 14. The limit plate 13 is located at the lower end of the connecting device 1. The limit plate 13 is movably connected to the bottom surface of the lifting and fixing plate 2. The metal frame 11 is bolted to the right end of the lifting and fixing plate 2. The limit plate 13 is threadedly connected to the bottom surface of the threaded rod 14. The limit plate 13 is fixedly connected to the lower end of the metal frame 11. The moving device 12 is movably connected to the upper end of the metal frame 11.

[0029] The moving device 12 includes a connecting block 121, a moving roller 122, a moving slider 123 and a limiting device 124. The limiting device 124 is located at the left end of the moving device 12. The limiting device 124 is threadedly connected to the middle position of the moving slider 123. The moving roller 122 is installed at the front end of the moving slider 123. The moving roller 122 is movably connected to the inner wall surface of the metal frame 11. The connecting block 121 is movably connected to the top surface of the limiting nut 1242. The left end of the connecting block 121 is held and the connecting block 121 is pushed to move rightward, so that the connecting block 121 pushes the moving slider 123 and the moving roller 124. 2 is inserted into the inner wall surface of the metal frame 11 so that the side of the metal frame 11 is aligned with the side of the movable slider 123, the movable slider 123 is fixedly connected to the left side surface of the connecting block 121, the connecting block 121 is movably connected to the upper end of the threaded rod 14, the connecting block 121 is movably connected to the right end of the lifting and fixing plate 2, the threaded rod 14 is movably connected to the right end of the metal connecting block 4, the bottom end surface of the connecting threaded rod 1241 is rotated, and the connecting threaded rod 1241 is rotated upward, so that the connecting threaded rod 1241 passes through the middle position of the metal frame 11, and the connecting threaded rod 1241 passes through the movable slider 123.

[0030] The limiting device 124 includes a connecting threaded rod 1241, a limiting nut 1242 and a fastening nut 1243. The fastening nut 1243 is located at the lower end of the limiting device 124. There are four fastening nuts 1243, two fastening nuts 1243 form a group, and the two groups of fastening nuts 1243 are distributed left and right. The two fastening nuts 1243 are movably connected to the metal frame 11 and are distributed up and down. Hold the surface of the fastening nut 1243 and tighten the fastening nut 1243 on the thread of the connecting threaded rod 1241. The end surface rotates so that the surface between the fastening nut 1243 and the metal frame 11 can be connected, so that the connecting threaded rod 1241 and the metal frame 11 can be threadedly fixed, the fastening nut 1243 is threadedly connected to the threaded end surface of the connecting threaded rod 1241, the connecting threaded rod 1241 is movably connected to the middle position of the metal frame 11, the metal frame 11 is movably connected to the bottom end surface of the metal connecting block 4, and the limiting nut 1242 is threadedly connected to the middle position of the connecting threaded rod 1241.

[0031] When in use, hold the left end of the connecting block 121 and push the connecting block 121 to move to the right, so that the connecting block 121 pushes the moving slider 123 and the moving roller 122 to be inserted into the inner wall surface of the metal frame 11, so that the side of the metal frame 11 and the side of the moving slider 123 are aligned.

[0032] Then push the threaded rod 14 downward to fix the outward end of the threaded rod 14 and the limiting plate 13 by threads, so that the position of the threaded rod 14 can be determined. At the same time, when the threaded rod 14 moves downward, the threaded rod 14 passes through the outward end of the connecting block 121, so that the position of the connecting block 121 can be preliminarily determined.

[0033] Then, the bottom surface of the metal frame 11 is held, and the metal frame 11 is pushed upward so that the metal frame 11 is inserted into both ends of the lifting and fixing plate 2 , thereby the position of the metal frame 11 can be determined.

[0034] Then, the bottom end surface of the connecting threaded rod 1241 is rotated, and the connecting threaded rod 1241 is rotated upward, so that the connecting threaded rod 1241 passes through the middle position of the metal frame 11, and the connecting threaded rod 1241 passes through the moving slider 123 at the same time.

[0035] The connecting threaded rod 1241 rotates and moves upward inside the metal frame 11, and the limiting nut 1242 is located inside the metal frame 11, so that the limiting nut 1242 rotates on the threaded end surface of the connecting threaded rod 1241, so that the limiting nut 1242 and the bottom end surface of the moving slider 123 are connected.

[0036] Next, hold the surface of the fastening nut 1243 and rotate the fastening nut 1243 on the threaded end surface of the connecting threaded rod 1241, so that the surface between the fastening nut 1243 and the metal frame 11 can be connected, so that the connecting threaded rod 1241 and the metal frame 11 can be threadedly fixed.

[0037] Then, hold the surface of the hexagonal nut and rotate the hexagonal nut on the threaded end surface of the threaded rod 14 , so that the threaded rod 14 and the metal connecting block 4 can be threadedly fixed, and the position of the metal frame 11 can be threadedly fixed.

[0038] Although the 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 connecting device suitable for steel truss floor decking, comprising a lifting fixing plate (2) and a metal connecting block (4), characterized in that: The bottom surface of the metal connection block (4) is threadedly connected to a metal lifting ring (3), the right end of the lifting and fixing plate (2) is installed with a connecting device (1), and the metal connection block (4) is installed on the top surface of the lifting and fixing plate (2); The connecting device (1) comprises a metal frame (11), a moving device (12), a limiting plate (13) and a threaded rod (14); the limiting plate (13) is located at the lower end of the connecting device (1); the limiting plate (13) is threadedly connected to the bottom surface of the threaded rod (14); the limiting plate (13) is fixedly connected to the lower end of the metal frame (11); and the moving device (12) is movably connected to the upper end of the metal frame (11).

2. A connection device for steel truss floor decks according to claim 1, characterized in that: The moving device (12) comprises a connecting block (121), a moving roller (122), a moving slider (123) and a limiting device (124); the limiting device (124) is located at the left end of the moving device (12); the limiting device (124) is threadedly connected to the middle position of the moving slider (123); the moving roller (122) is installed at the front end of the moving slider (123); and the moving slider (123) is fixedly connected to the left side surface of the connecting block (121).

3. A connection device for steel truss floor decks according to claim 2, characterized in that: The limiting device (124) comprises a connecting threaded rod (1241), a limiting nut (1242) and a fastening nut (1243); the fastening nut (1243) is located at the lower end of the limiting device (124); the fastening nut (1243) is threadedly connected to the threaded end surface of the connecting threaded rod (1241); and the limiting nut (1242) is threadedly connected to the middle position of the connecting threaded rod (1241).

4. A connection device for steel bar truss floor decks according to claim 3, characterized in that: The limiting plate (13) is movably connected to the bottom surface of the lifting and fixing plate (2), and the metal frame (11) is bolted to the right end of the lifting and fixing plate (2).

5. A connection device for steel truss floor decks according to claim 4, characterized in that: The number of the fastening nuts (1243) is four, two of the fastening nuts (1243) form a group, the two groups of fastening nuts (1243) are distributed left and right, and the two fastening nuts (1243) movably connected to the metal frame (11) are distributed up and down.

6. A connection device for steel bar truss floor decks according to claim 5, characterized in that: The connecting threaded rod (1241) is movably connected to the middle position of the metal frame (11), and the metal frame (11) is movably connected to the bottom end surface of the metal connecting block (4).

7. A connection device for steel truss floor decks according to claim 6, characterized in that: The connection block (121) is movably connected to the upper end of the threaded rod (14), the connection block (121) is movably connected to the right end of the lifting and fixing plate (2), and the threaded rod (14) is movably connected to the right end of the metal connection block (4).

8. A connection device for steel truss floor decks according to claim 7, characterized in that: The movable roller (122) is movably connected to the inner wall surface of the metal frame (11), and the connecting block (121) is movably connected to the top end surface of the limiting nut (1242).

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