Ultra-long steel member

Abstract

The utility model discloses an ultra-long steel member, and particularly relates to the technical field of steel members, the ultra-long steel member comprises a main pipe and a side pipe, an extension assembly is arranged in the main pipe, and the extension assembly comprises an adjusting knob, a connecting rod, a first bevel gear, a rotating shaft, a second bevel gear, a screw rod, a screw sleeve, a linkage plate and a guide rod; an adjusting hole is formed in the center of the top end of the main pipe, and an adjusting knob is movably installed in the adjusting hole. Through the arrangement of the lead screw and the thread sleeve, when the adjusting knob in the adjusting hole is rotated by means of a hexagon wrench, the first bevel gear can be driven to rotate, the first bevel gear is meshed with the second bevel gear, and therefore the second bevel gear can be driven to drive the lead screw to rotate; and under the guide connection of the guide holes and the guide rods, the side pipes can be pushed to move on the two sides of the main pipe, and the function of adjusting the using length of the ultra-long steel component is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel components, in particular to an extra-long steel component. Background Art

[0002] Steel components refer to composite steel structures that are constructed from steel plates, angle steel, channel steel, I-beams, welded or hot-rolled H-beams, cold-bent or welded, and connected by connectors. These components offer advantages such as light weight, factory-based manufacturing, quick installation, short construction periods, excellent seismic performance, rapid investment returns, and minimal environmental pollution.

[0003] When an extra-long steel member is in use, if its length needs to be adjusted, it is necessary to add steel components by bolts and other accessories to extend it, which is inconvenient.

[0004] Therefore, an ultra-long steel member is needed to solve the above problems. Utility Model Content

[0005] The purpose of the present invention is to provide an extra-long steel member to solve the problem in the above background technology that the extra-long steel member is inconvenient to adjust its use length.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an extra-long steel member, including a main pipe and a side pipe, an extension assembly is arranged inside the main pipe, and the extension assembly includes an adjusting knob, a connecting rod, a first bevel gear, a rotating shaft, a second bevel gear, a screw rod, a screw sleeve, a linkage plate and a guide rod, an adjusting hole is provided at the center position of the top end of the main pipe, an adjusting knob is movably installed inside the adjusting hole, a hexagonal slot is provided at the top end of the adjusting knob, the bottom end of the adjusting knob extends to the inside of the main pipe, and a connecting rod is fixed to the bottom end of the adjusting knob. A first bevel gear is installed at the bottom end of the connecting rod, and positioning plates are fixed on both sides of the inside of the main pipe, a positioning hole is provided on the left side of the positioning plate, a rotating shaft is movably installed inside the positioning hole, a second bevel gear is installed on the left side of the rotating shaft, a screw rod is installed on the right side of the rotating shaft, a screw sleeve is provided on the outside of the screw rod, and a linkage plate is fixed on the outer wall of the screw sleeve, guide holes are provided on both sides of the main pipe, a guide rod is provided inside the guide hole, a side tube is fixed on the right side of the guide rod, and the left side of the guide rod is fixedly connected to the surface of the linkage plate.

[0007] Furthermore, the first bevel gear and the second bevel gear are vertically distributed, and the first bevel gear and the second bevel gear are meshed.

[0008] Furthermore, the surface of the screw rod is provided with an external thread, and the interior of the screw sleeve is provided with an internal thread.

[0009] Furthermore, a plurality of guide holes are provided on both sides of the main pipe, and the plurality of guide holes are distributed in a ring shape.

[0010] Furthermore, bases are fixed on both sides of the bottom end of the main pipe, slots are provided inside the bases, and reinforcement rods are provided inside the slots.

[0011] Preferably, a plurality of slots are provided inside the base, and the plurality of slots are distributed at equal intervals.

[0012] Preferably, a fixing hole is provided at the bottom end of the base, a fixing bolt is provided inside the fixing hole, and the top end of the fixing bolt extends to the inside of the slot.

[0013] Furthermore, a detection groove is provided at the top end of the side tube, a detection platform is movably installed inside the detection groove, a mounting groove is provided at the top end of the detection platform, and a bubble level is installed inside the mounting groove.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: by providing a screw rod and a screw sleeve, when the adjusting knob inside the adjusting hole is turned with the help of a hexagonal wrench, the first bevel gear can be driven to rotate, and the first bevel gear is meshed with the second bevel gear, thereby driving the second bevel gear to drive the screw rod to rotate, and under the threaded cooperation between the screw rod and the screw sleeve, and the guiding connection between the guide hole and the guide rod, the side pipe can be pushed to move on both sides of the main pipe, thereby realizing the adjustment function of the use length of the super-long steel member;

[0015] By providing a base and a reinforcement rod, multiple sets of bases are inserted into the internal slots of the base on the bottom side of the main pipe, and the reinforcement rods are compressed by tightening the fixing bolts to fix the position of the reinforcement rods. The cooperation of multiple sets of reinforcement rods can assist in reinforcing the main pipe, avoid bending of the main pipe due to excessive length, and enhance the strength of the super-long steel main pipe during use;

[0016] By providing an inspection platform and a bubble level, the inspection platform is movably installed in the inspection slot on the top of the linkage plate and can be rotated. A bubble level is installed on the surface of the inspection platform. With the help of the bubble level, it is possible to observe whether bending deformation occurs after the steel component is installed, thereby realizing the inspection function of the super-long steel component. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front cross-sectional structure of the present utility model;

[0018] Figure 2 This is a schematic diagram of the top structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the front cross-sectional structure of the base and reinforcement rod of the utility model;

[0020] Figure 4 This is a schematic diagram of the top view of the side tube structure of the present invention.

[0021] In the figure: 1. Main pipe; 2. Adjustment hole; 3. Adjustment knob; 4. Hexagonal slot; 5. Connecting rod; 6. First bevel gear; 7. Positioning plate; 8. Positioning hole; 9. Rotating shaft; 10. Second bevel gear; 11. Screw; 12. Screw sleeve; 13. Linking plate; 14. Guide hole; 15. Guide rod; 16. Side pipe; 17. Base; 18. Slot; 19. Reinforcement rod; 20. Fixing hole; 21. Fixing bolt; 22. Inspection slot; 23. Inspection table; 24. Mounting slot; 25. Bubble level. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-4 , the utility model provides an embodiment: an extra-long steel member, including a main pipe 1 and a side pipe 16, an extension component is set inside the main pipe 1, the extension component includes an adjusting knob 3, a connecting rod 5, a first bevel gear 6, a rotating shaft 9, a second bevel gear 10, a screw rod 11, a screw sleeve 12, a linkage plate 13 and a guide rod 15, an adjusting hole 2 is provided at the center position of the top of the main pipe 1, an adjusting knob 3 is movably installed inside the adjusting hole 2, a hexagonal slot 4 is provided at the top of the adjusting knob 3, the bottom end of the adjusting knob 3 extends to the inside of the main pipe 1, a connecting rod 5 is fixed to the bottom end of the adjusting knob 3, a first bevel gear 6 is installed at the bottom end of the connecting rod 5, positioning plates 7 are fixed on both sides of the inside of the main pipe 1, a positioning hole 8 is provided on the left side of the positioning plate 7, and the inside of the positioning hole 8 The main body 1 is movably installed with a rotating shaft 9, and a second bevel gear 10 is installed on the left side of the rotating shaft 9. The first bevel gear 6 and the second bevel gear 10 are distributed vertically, and the first bevel gear 6 is meshed with the second bevel gear 10. A screw rod 11 is installed on the right side of the rotating shaft 9, and a screw sleeve 12 is provided on the outside of the screw rod 11. The surface of the screw rod 11 is provided with an external thread, and the inside of the screw sleeve 12 is provided with an internal thread. A linkage plate 13 is fixed to the outer wall of the screw sleeve 12, and guide holes 14 are provided on both sides of the main body 1. Several guide holes 14 are provided on both sides of the main body 1, and the several guide holes 14 are distributed in an annular shape. A guide rod 15 is provided inside the guide hole 14, and a side tube 16 is fixed to the right side of the guide rod 15. The left side of the guide rod 15 is fixedly connected to the surface of the linkage plate 13;

[0024] Specifically, if Figure 1 As shown, when in use, with the help of a hexagonal wrench, the adjusting knob 3 inside the adjusting hole 2 can be rotated. As the adjusting knob 3 is rotated, the first bevel gear 6 at the center position of the main pipe 1 can be rotated with the help of the connecting rod 5. The first bevel gear 6 is engaged with the second bevel gears 10 on the left and right sides. The second bevel gears 10 on both sides synchronously drive the screw rod 11 to rotate. The screw rod 11 is threadedly matched with the screw sleeve 12. Under the guidance of the guide hole 14 and the guide rod 15, the screw sleeve 12 can move along the screw rod 11. With the help of the guide rod 15, the outer side tube 16 can be driven to move, so as to adjust the overall use length;

[0025] A base 17 is fixed on both sides of the bottom end of the main pipe 1. A slot 18 is provided inside the base 17. There are a plurality of slots 18 provided inside the base 17. The slots 18 are evenly spaced. A reinforcement rod 19 is provided inside the slot 18. A fixing hole 20 is provided at the bottom end of the base 17. A fixing bolt 21 is provided inside the fixing hole 20. The top end of the fixing bolt 21 extends into the interior of the slot 18.

[0026] Specifically, if Figure 1 and Figure 3 As shown, when in use, multiple sets of reinforcement rods 19 are inserted into the inner side of the base 17 at the bottom of the main pipe 1 along the slots 18 and fixed by fixing bolts 21. The multiple sets of reinforcement rods 19 cooperate to reinforce the main pipe 1 when it is in use;

[0027] The top of the side tube 16 is provided with a detection groove 22, and a detection platform 23 is movably installed inside the detection groove 22. The top of the detection platform 23 is provided with a mounting groove 24, and a bubble level 25 is installed inside the mounting groove 24;

[0028] Specifically, if Figure 4 As shown, when in use, a detection platform 23 is movably installed on the surface of the side tube 16, and a bubble level 25 is installed on the detection platform 23. With the help of the bubble level 25, it is possible to observe whether the steel component is bent and deformed due to being too long after the steel component is installed.

[0029] Working principle: When in use, the main pipe 1 and the side pipes 16 connected on both sides constitute a steel structure for use. If the hexagonal wrench is docked with the hexagonal groove 4 on the surface of the adjusting knob 3, the adjusting knob 3 can be rotated with the help of the hexagonal wrench. When the adjusting knob 3 is rotated, the first bevel gear 6 inside the main pipe 1 can be rotated through the connecting rod 5. The first bevel gear 6 is engaged with the second bevel gears 10 on the left and right sides, which can drive the second bevel gear 10 to rotate and synchronously drive the screw rod 11 to rotate. The screw rod 11 is threadedly matched with the screw sleeve 12, and under the guidance of the guide hole 14 and the guide rod 15, the screw sleeve 12 can move along the screw rod 11. With the help of the guide The rod 15 can drive the outer side tube 16 to move and adjust the overall length. After the adjustment is completed, the steel structure can be erected and installed. On the inner side of the base 17 at the bottom of the main pipe 1, multiple groups of reinforcement rods 19 are inserted and fixed by fixing bolts 21. Multiple groups of reinforcement rods 19 are laid at the bottom of the main pipe 1 to assist in reinforcing the main pipe 1 and avoid bending due to excessive length. At the same time, a detection table 23 is movably installed on the surface of the linkage plate 13. With the help of the bubble level 25 on the detection table 23, it is possible to assist in observing whether the linkage plates 13 on both sides are deformed or sinking.

[0030] It will be apparent 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 characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. An extra-long steel member comprising a main pipe (1) and a side pipe (16), characterized in that: An extension component is provided inside the main pipe (1); The extension assembly comprises an adjusting knob (3), a connecting rod (5), a first bevel gear (6), a rotating shaft (9), a second bevel gear (10), a screw rod (11), a screw sleeve (12), a linkage plate (13) and a guide rod (15). An adjusting hole (2) is provided at the center of the top of the main pipe (1). An adjusting knob (3) is movably installed inside the adjusting hole (2). A hexagonal slot (4) is provided at the top of the adjusting knob (3). The bottom end of the adjusting knob (3) extends to the inside of the main pipe (1). A connecting rod (5) is fixed to the bottom end of the adjusting knob (3). The first bevel gear (6) is installed at the bottom end of the connecting rod (5). Both sides of the inside of the main pipe (1) are A positioning plate (7) is fixed, a positioning hole (8) is provided on the left side of the positioning plate (7), a rotating shaft (9) is movably installed inside the positioning hole (8), a second bevel gear (10) is installed on the left side of the rotating shaft (9), a screw rod (11) is installed on the right side of the rotating shaft (9), a screw sleeve (12) is provided on the outside of the screw rod (11), a linkage plate (13) is fixed to the outer wall of the screw sleeve (12), guide holes (14) are provided on both sides of the main pipe (1), a guide rod (15) is provided inside the guide hole (14), a side pipe (16) is fixed to the right side of the guide rod (15), and the left side of the guide rod (15) is fixedly connected to the surface of the linkage plate (13).

2. The super-long steel member according to claim 1, characterized in that: The first bevel gear (6) and the second bevel gear (10) are vertically distributed, and the first bevel gear (6) and the second bevel gear (10) are meshed.

3. The extra-long steel member according to claim 1, characterized in that: The surface of the screw rod (11) is provided with an external thread, and the interior of the screw sleeve (12) is provided with an internal thread.

4. The extra-long steel member according to claim 1, characterized in that: A plurality of guide holes (14) are provided on both sides of the main pipe (1), and the plurality of guide holes (14) are distributed in a ring shape.

5. The extra-long steel member according to claim 1, characterized in that: Bases (17) are fixed on both sides of the bottom end of the main pipe (1), a slot (18) is provided inside the base (17), and a reinforcement rod (19) is provided inside the slot (18).

6. The extra-long steel member according to claim 5, characterized in that: A plurality of slots (18) are provided inside the base (17), and the slots (18) are distributed at equal intervals.

7. The extra-long steel member according to claim 5, characterized in that: A fixing hole (20) is provided at the bottom end of the base (17), a fixing bolt (21) is provided inside the fixing hole (20), and the top end of the fixing bolt (21) extends to the inside of the slot (18).

8. The extra-long steel member according to claim 1, characterized in that: The top end of the side tube (16) is provided with a detection groove (22), a detection platform (23) is movably installed inside the detection groove (22), a mounting groove (24) is provided at the top end of the detection platform (23), and a bubble level (25) is installed inside the mounting groove (24).

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