Combined steel structure plate girder

Abstract

The utility model discloses a combined type steel structure plate beam which comprises a steel beam body, inserting grooves are formed in the front portion and the rear portion of one side of the outer surface of the steel beam body, containing grooves are formed in the sides, opposite to each other, of the two inserting grooves, threaded holes are formed in one side of the front end face and one side of the rear end face of the steel beam body, and threaded rods are arranged on the inner sides of the threaded holes. A rotating disc is fixedly connected to the opposite sides of the outer surfaces of the two threaded rods, inserting holes are formed in the lower end face of the rotating disc, clamping plates are arranged on the opposite sides of the outer surfaces of the two threaded rods, a fixing plate is arranged below the rotating disc, through holes are formed in the upper end face of the fixing plate, and inserting rods are arranged on the inner sides of the through holes. Compared with the prior art, the T-shaped block can play a better connecting and fixing role, so that the overall connection is firmer, the threaded rod can be limited, and the connecting stability of the two steel beam main bodies is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure plate beams, in particular to a combined steel structure plate beam. Background Art

[0002] Steel beams are beams made of steel. Crane beams and working platform beams in factories, floor beams in multi-story buildings, purlins in roof structures, etc. can all be made of steel beams. During the use of steel beams, it is sometimes necessary to connect two sets of steel beams together for use. In the prior art, the two ends of the two sets of steel beams are generally fixed together by using multiple sets of matching bolts. This process is not only cumbersome to operate, but also the process of tightening the bolts takes a long time.

[0003] The prior art CN218374703U discloses a combined steel beam, comprising a steel beam body, wherein one end of the steel beam body on one side is fixedly connected with a connecting plate, the connecting plate is slidably connected to the steel beam body, and a positioning hole is opened on the surface of the steel beam body on the other side, the surface of the connecting plate is fixedly connected with a spring pin, the surface of the spring pin is slidably connected with a sliding block, the surface of the sliding block is fixedly provided with a positioning block, the positioning block passes through the connecting plate and extends to the inside of the positioning hole. By setting the connecting plate, the patent requires that two groups of steel beam bodies need to be combined and connected together for use. The staff only needs to move the two groups of steel beam bodies by a crane to insert the connecting plate into the steel beam body on the other side. The spring pin can push the sliding block to move so that the positioning block is stuck in the positioning hole, and the two groups of steel beam bodies can be connected and fixed together through the connecting plate. The whole process is simple and quick to operate, which is convenient for the staff to combine and connect for use.

[0004] However, in actual use, the above device is connected and fixed to the steel beam body through a connecting plate, which has a low bearing capacity and is easy to cause deformation of the steel beam appearance and affect normal use, and is not practical. Therefore, it does not meet the existing needs. We have proposed a combined steel structure plate beam. Utility Model Content

[0005] The purpose of the utility model is to provide a combined steel structure plate beam to solve the problems that the above-mentioned device proposed in the above-mentioned background technology is connected and fixed to the steel beam body through a connecting plate during actual use, the bearing capacity is low, it is easy to cause deformation of the appearance of the steel beam and affect normal use, and the practicality is not strong.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a combined steel structure plate beam, comprising a steel beam body, slots are arranged at the front and rear of one side of the outer surface of the steel beam body, a receiving groove is arranged on the opposite side of the two slots, threaded holes are arranged on one side of the front end face and the rear end face of the steel beam body, threaded rods are arranged on the inner sides of the threaded holes, a turntable is fixedly connected to the opposite side of the outer surfaces of the two threaded rods, a plug hole is arranged on the lower end face of the turntable, a clamping plate is arranged on the opposite side of the outer surfaces of the two threaded rods, a fixing plate is arranged below the turntable, and a through hole is arranged on the upper end face of the fixing plate A hole is provided, an insertion rod is provided on the inner side of the through hole, a spring B is sleeved on the outer surface of the insertion rod, a strip groove is provided on one side of the upper end face and the lower end face of the steel beam body, a transverse groove is provided before and after the strip groove, a movable plate is movably connected to the inner side of the transverse groove through a spring A, a limiting plate is provided on the opposite side of the outer surfaces of the two movable plates, a T-shaped block is fixedly connected to the other side of the upper end face and the lower end face of the steel beam body through a transverse groove, a limiting groove is provided on the front end face and the rear end face of the T-shaped block, an insertion plate is installed before and after the other side of the outer surface of the steel beam body, and a card slot is provided on the opposite side of the two insertion plates.

[0007] Preferably, the strip groove and the transverse groove are connected via a through groove, the limiting plate passes through the through groove, and the limiting plate is adapted to the limiting groove.

[0008] Preferably, the threaded rod is connected to the threaded hole via threads, the threaded rod is rotatably connected to the clamping plate via a bearing, the clamping plate is adapted to the clamping slot, and the size of the clamping plate is smaller than the size of the receiving slot.

[0009] Preferably, a limiting ring is sleeved below the outer surface of the insertion rod, the lower end surface of the spring B is fixedly connected to the upper end surface of the limiting ring, and the upper end surface of the spring B is fixedly connected to the inner wall of the through hole.

[0010] Preferably, the outer surface of the fixing plate is fixedly connected to the outer surface of the steel beam body, the insertion rod is matched with the insertion hole, and the lower end surface of the insertion rod is sleeved with a pull plate.

[0011] Preferably, the T-shaped block is matched with the strip groove, and the plug plate is matched with the slot.

[0012] Preferably, sliders are installed on both sides of the outer surface of the movable plate, and sliding grooves are provided on both sides of the inner wall of the transverse groove, and the sliders are inserted into the inner sides of the sliding grooves.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model can assemble two steel beam bodies by providing a plug plate, a slot, a threaded rod, a clamping plate, and a slot, and the plug plate of one of the steel beam bodies is inserted into the slot of the other steel beam body. At the same time, the T-shaped block on the steel beam body is inserted into the strip groove of the other steel beam body, and the movable plates on both sides of the strip groove are moved outward to drive the limit plate to leave the inner side of the strip groove. When the T-shaped block is completely inserted into the inner side of the strip groove, the movable plate is released, and the movable plate drives the limit plate to be inserted into the inner side of the limit groove under the action of the spring A. Then, by rotating the threaded rod, the threaded rod moves on the inner side of the threaded hole, driving the clamping plate to move in the direction close to the plug plate until the clamping plate is inserted into the inner side of the slot, and the plug plate is limited. The installation of the two steel beam bodies is completed. The utility model can play a better connection and fixing role by providing a T-shaped block, so that the overall connection is more firm.

[0015] 2. The utility model is provided with a turntable, a socket, an insertion rod and a spring B. When the card plate is inserted into the inner side of the slot, the insertion rod is inserted into the inner side of the socket under the action of the spring B, so as to limit the turntable and then the threaded rod, thereby preventing the threaded rod from rotating, causing the card plate to move and the insertion plate and the slot to loosen, thereby improving the stability of the connection between the two steel beam bodies. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a top sectional view of the main body of the steel beam of the utility model;

[0018] Figure 3 It is a schematic diagram of the local structure of the slot of the utility model;

[0019] Figure 4 It is a partial structural schematic diagram of the fixing plate of the utility model.

[0020] In the figure: 1. Steel beam body; 2. T-shaped block; 3. Strip groove; 4. Fixed plate; 5. Insert plate; 6. Slot; 7. Storage groove; 8. Threaded rod; 9. Threaded hole; 10. Clamp plate; 11. Horizontal groove; 12. Movable plate; 13. Limit plate; 14. Spring A; 15. Clamp groove; 16. Limit groove; 17. Turntable; 18. Socket; 19. Insert rod; 20. Through hole; 21. Spring B. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figures 1 to 4The utility model provides an embodiment: a combined steel structure plate beam, including a steel beam body 1, a slot 6 is arranged at the front and rear of one side of the outer surface of the steel beam body 1, a receiving groove 7 is arranged on the opposite side of the two slots 6, a threaded hole 9 is arranged on one side of the front end face and the rear end face of the steel beam body 1, a threaded rod 8 is arranged on the inner side of the threaded hole 9, a turntable 17 is fixedly connected to the opposite side of the outer surface of the two threaded rods 8, a plug hole 18 is arranged on the lower end surface of the turntable 17, a clamping plate 10 is arranged on the opposite side of the outer surface of the two threaded rods 8, a fixing plate 4 is arranged below the turntable 17, and a through hole 20 is arranged on the upper end surface of the fixing plate 4, and the through hole 20 A plug rod 19 is provided on the inner side, and a spring B21 is sleeved on the outer surface of the plug rod 19. A strip groove 3 is provided on one side of the upper end face and the lower end face of the steel beam body 1. A transverse groove 11 is provided at the front and rear of the strip groove 3. A movable plate 12 is movably connected to the inner side of the transverse groove 11 through a spring A14. A limiting plate 13 is provided on the opposite side of the outer surfaces of the two movable plates 12. A T-shaped block 2 is fixedly connected to the other side of the upper end face and the lower end face of the steel beam body 1 through a transverse groove. A limiting groove 16 is provided on the front and rear ends of the T-shaped block 2. Insert plates 5 are installed at the front and rear of the other side of the outer surface of the steel beam body 1, and a card slot 15 is provided on the opposite side of the two insert plates 5.

[0023] Furthermore, the strip groove 3 is connected to the transverse groove 11 via a through groove, the limiting plate 13 passes through the through groove, and the limiting plate 13 is matched with the limiting groove 16 .

[0024] By adopting the above technical solution, the limiting plate 13 can be inserted into the inner side of the limiting groove 16 .

[0025] Furthermore, the threaded rod 8 is connected to the threaded hole 9 through threads, the threaded rod 8 is rotatably connected to the clamping plate 10 through a bearing, the clamping plate 10 is adapted to the clamping slot 15 , and the size of the clamping plate 10 is smaller than the size of the receiving slot 7 .

[0026] By adopting the above technical solution, the threaded rod 8 moves back and forth inside the threaded hole 9, which can drive the card plate 10 to move back and forth. The card plate 10 can be inserted into the inner side of the card slot 15, and the card plate 10 can be retracted into the inner side of the storage slot 7.

[0027] Furthermore, a limiting ring is sleeved below the outer surface of the insertion rod 19 , the lower end surface of the spring B21 is fixedly connected to the upper end surface of the limiting ring, and the upper end surface of the spring B21 is fixedly connected to the inner wall of the through hole 20 .

[0028] By adopting the above technical solution, the stability of the insertion rod 19 is improved.

[0029] Furthermore, the outer surface of the fixing plate 4 is fixedly connected to the outer surface of the steel beam body 1 , the insertion rod 19 is matched with the insertion hole 18 , and the lower end surface of the insertion rod 19 is sleeved with a pull plate.

[0030] By adopting the above technical solution, the stability of the connection between the fixing plate 4 and the steel beam body 1 is improved, the insertion rod 19 can be inserted into the inner side of the insertion hole 18, and the insertion rod 19 can be pulled by the pull plate.

[0031] Furthermore, the T-shaped block 2 is matched with the strip groove 3 , and the plug board 5 is matched with the slot 6 .

[0032] By adopting the above technical solution, the T-shaped block 2 can be inserted into the inner side of the strip groove 3 , and the inserting plate 5 can be inserted into the inner side of the slot 6 .

[0033] Furthermore, sliders are installed on both sides of the outer surface of the movable plate 12, and sliding grooves are provided on both sides of the inner wall of the transverse groove 11, and the sliders are inserted into the inner sides of the sliding grooves.

[0034] By adopting the above technical solution, the stability of the movement of the moving plate 12 is improved.

[0035] When the combined steel structure plate beam is in use, two steel beam bodies 1 can be assembled, and the plug plate 5 of one of the steel beam bodies 1 is inserted into the slot 6 of the other steel beam body 1. At the same time, the T-shaped block 2 on the steel beam body 1 is inserted into the strip groove 3 of the other steel beam body 1, and the movable plates 12 on both sides of the strip groove 3 are moved outward to drive the limiting plates 13 to leave the inner side of the strip groove 3. When the T-shaped block 2 is completely inserted into the inner side of the strip groove 3, the movable plate 12 is released. Under the action of the spring A14, the movable plate 12 drives the limiting plate 13 to be inserted into the inner side of the limiting groove 16, and then by rotating the threaded rod 8, the threaded rod 8 moves on the inner side of the threaded hole 9, driving the clamping plate 10 to move in the direction close to the plug plate 5 until the clamping plate 1 0 is inserted into the inner side of the card slot 15 to limit the insertion plate 5, and the two steel beam bodies 1 are installed. By setting the turntable 17, the plug hole 18, the plug rod 19, and the spring B21, when the card plate 10 is inserted into the inner side of the card slot 15, the plug rod 19 is inserted into the inner side of the plug hole 18 under the action of the spring B21, and the turntable 17 is limited, and then the threaded rod 8 is limited to prevent the threaded rod 8 from rotating, causing the card plate 10 to move, and the plug plate 5 and the slot 6 to loosen, thereby improving the stability of the connection between the two steel beam bodies 1. The utility model can play a better role in connection and fixing by setting the T-shaped block 2, and can limit the threaded rod 8, further improving the stability of the connection between the two steel beam bodies 1.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A composite steel structure plate beam, comprising a steel beam body (1), characterized in that: The front and rear sides of one side of the outer surface of the steel beam body (1) are provided with slots (6), and the opposite sides of the two slots (6) are provided with storage grooves (7). The front and rear sides of the steel beam body (1) are provided with threaded holes (9), and the inner sides of the threaded holes (9) are provided with threaded rods (8). The opposite sides of the outer surfaces of the two threaded rods (8) are fixedly connected with a turntable (17), and the lower end surface of the turntable (17) is provided with a plug hole (18). The opposite side of the outer surfaces of the two threaded rods (8) is provided with a clamping plate (10), and a fixing plate (4) is provided below the turntable (17). The upper end surface of the fixing plate (4) is provided with a through hole (20), and the inner side of the through hole (20) is provided with an insertion rod (19). The outer surface of the steel beam body (19) is sleeved with a spring B (21), one side of the upper end surface and the lower end surface of the steel beam body (1) is provided with a strip groove (3), the front and rear of the strip groove (3) are provided with a transverse groove (11), the inner side of the transverse groove (11) is movably connected with a movable plate (12) through a spring A (14), and a limiting plate (13) is provided on the opposite side of the outer surface of the two movable plates (12), the other side of the upper end surface and the lower end surface of the steel beam body (1) is fixedly connected with a T-shaped block (2) through the transverse groove, and the front and rear end surfaces of the T-shaped block (2) are provided with a limiting groove (16), and the front and rear sides of the other side of the outer surface of the steel beam body (1) are installed with a plug plate (5), and the opposite side of the two plug plates (5) is provided with a clamping groove (15).

2. The combined steel structure plate beam according to claim 1, characterized in that: The strip groove (3) is connected to the transverse groove (11) via a through groove, the limiting plate (13) passes through the through groove, and the limiting plate (13) is adapted to the limiting groove (16).

3. The combined steel structure plate beam according to claim 1, characterized in that: The threaded rod (8) is connected to the threaded hole (9) via threads, the threaded rod (8) is rotatably connected to the clamping plate (10) via a bearing, the clamping plate (10) is matched with the clamping slot (15), and the size of the clamping plate (10) is smaller than the size of the receiving slot (7).

4. The combined steel structure plate beam according to claim 1, characterized in that: A limiting ring is sleeved below the outer surface of the insertion rod (19), the lower end surface of the spring B (21) is fixedly connected to the upper end surface of the limiting ring, and the upper end surface of the spring B (21) is fixedly connected to the inner wall of the through hole (20).

5. The combined steel structure plate beam according to claim 1, characterized in that: The outer surface of the fixing plate (4) is fixedly connected to the outer surface of the steel beam body (1), the insertion rod (19) is matched with the insertion hole (18), and the lower end surface of the insertion rod (19) is sleeved with a pull plate.

6. The combined steel structure plate beam according to claim 1, characterized in that: The T-shaped block (2) is matched with the strip groove (3), and the plug plate (5) is matched with the slot (6).

7. The combined steel structure plate beam according to claim 1, characterized in that: Slide blocks are installed on both sides of the outer surface of the movable plate (12), and slide blocks are provided on both sides of the inner wall of the transverse groove (11), and the slide blocks are inserted into the inner sides of the slide blocks.

Images