Connecting structure of steel structure beam column and steel structure

Abstract

The invention relates to the technical field of steel structure connection, in particular to a steel structure beam column connecting structure and a steel structure.The steel structure beam column connecting structure comprises two beam column bodies and a connecting cross beam, a connecting sleeve is fixedly installed between the two beam column bodies, and a fixing mechanism is fixedly installed in the connecting sleeve; the outer side of the connecting sleeve is rotationally connected with a first rotating rod matched with the fixing mechanism for use, the outer side of the connecting sleeve is sleeved with a mounting sleeve, a clamping sleeve is fixedly connected to the position, located at the bottom of the mounting sleeve, of the outer side of the connecting sleeve, and a clamping mechanism is mounted in the clamping sleeve; a fixing sleeve is clamped to the position, located at the rear end of the mounting sleeve, of the outer side of the connecting sleeve, an inserting cylinder is fixedly connected to the inner side of the front end of the mounting sleeve, and the rear end of the connecting cross beam is connected with the inserting cylinder in an inserting mode through a connecting cylinder. And the connecting strength is guaranteed, and the service life of the steel structure is prolonged.

Description

Technical Field

[0001] The present invention relates to the technical field of steel structure connection, and in particular to a steel structure beam-column connection structure and a steel structure. Background Art

[0002] Structural parts are various components that can constitute the entity of building installation projects after hoisting, assembly and installation during the construction process of building installation projects. In some engineering construction, we often use metal structural parts, among which steel structure is one of the main types of building structures.

[0003] After searching, the publication number CN106368320A discloses a beam-column connection structure of a steel structure, which comprises an upper column and a corresponding lower column and a crossbeam located on both sides between the upper column and the lower column, wherein a sleeve which can be plugged and matched with the upper column or the lower column is arranged between the upper column and the lower column, and crossbeam positioning sleeves are extended outward from both sides of the sleeve, and the end of the crossbeam is inserted into the crossbeam positioning sleeve, and the end of the crossbeam is located between the upper column and the lower column, and the crossbeam and the crossbeam positioning sleeve are connected and fixed by welding; Although the above patent can build steel structure connectors, in actual practice, the patent requires workers to manually weld a number of welding nails to reinforce the joints, which is time-consuming and labor-intensive, affecting the construction efficiency when building the steel structure. In addition, the welding parts of the steel structure are more likely to rust during use, thereby affecting the service life of the steel structure.

[0004] Therefore, it is particularly important to design a connection structure of steel structure beams and columns and a steel structure to solve the above-mentioned defects. Summary of the invention

[0005] In view of the shortcomings of the prior art, the present invention designs a connection structure of steel structure beams and columns and a steel structure. The connection structure of steel structure beams and columns and the steel structure are intended to solve the technical problems that in actual use, the beam-column connection structure of the steel structure under the prior art requires workers to manually weld a number of nails to reinforce the connection, which affects the construction efficiency when the steel structure is erected and is prone to rust, thereby affecting the service life of the steel structure.

[0006] To achieve the above object, the present invention provides the following technical solutions: A connection structure of steel structure beams and columns, comprising two groups of beam-column main bodies and a connecting crossbeam, a connecting sleeve is fixedly installed between the two groups of beam-column main bodies, a fixing mechanism is fixedly installed inside the connecting sleeve, a first rotating rod compatible with the fixing mechanism is rotatably connected to the outer side of the connecting sleeve, a mounting sleeve is sleeved on the outer side of the connecting sleeve, a clamping sleeve is fixedly connected to the outer side of the connecting sleeve and located at the bottom of the mounting sleeve, a clamping mechanism is installed inside the clamping sleeve, a fixing sleeve is clamped on the outer side of the connecting sleeve and located at the rear end of the mounting sleeve, a plug-in tube is fixedly connected to the inner side of the front end of the mounting sleeve, the rear end of the connecting crossbeam is plugged into the plug-in tube through the connecting tube, and a fastening mechanism is fixedly installed inside the connecting tube.

[0007] As a preferred solution of the present invention, the fixing mechanism includes two groups of abutment plates symmetrically and fixedly connected to the inside of the connecting sleeve, the two groups of abutment plates are rotatably connected to the rotating shaft on the opposite sides, the two groups of rotating shafts have opposite ends fixedly connected to the first bevel gear, the first rotating rod is meshed with the first bevel gear at one end located inside the connecting sleeve through the second bevel gear, the outer sides of the two groups of rotating shafts are rotatably connected to the sleeves, multiple groups of inner support plates are movably installed between the connecting sleeve and the sleeve, the upper and lower ends of the sleeve are fixedly connected to the fixing ring, the first transmission rod is installed between the multiple groups of fixing rings and the inner support plates, the two groups of rotating shafts have ends far away from each other threadedly connected to the threaded sleeves, and the second transmission rod is installed between the two groups of threaded sleeves and the multiple groups of inner support plates.

[0008] As a preferred solution of the present invention, a rubber sealing lining is fixedly connected to the inner side of the connecting sleeve, the two ends of the first transmission rod are rotatably connected to the fixed ring and the inner support plate respectively, and the two ends of the second transmission rod are rotatably connected to the threaded sleeve and the inner support plate respectively.

[0009] As a preferred solution of the present invention, the clamping mechanism includes trapezoidal clamping blocks slidably connected to the left and right ends of the clamping sleeve, the left and right ends of the bottom of the installation sleeve are fixedly connected with plug-in blocks, the two groups of plug-in blocks are provided with clamping grooves adapted for use with the trapezoidal clamping blocks, a spring is fixedly connected between the two groups of trapezoidal clamping blocks, an extrusion block is movably installed at the bottom end of the clamping sleeve and between the two groups of trapezoidal clamping blocks, the bottom of the clamping sleeve is threadedly connected with a threaded rod, and the top of the threaded rod is rotatably connected to the extrusion block.

[0010] As a preferred solution of the present invention, a guide rail is fixedly connected to the back of the inner part of the clamping sleeve, a slide groove is provided on the inner side of the guide rail, and the backs of the two groups of trapezoidal blocks are slidably connected to the slide groove via sliders.

[0011] As a preferred solution of the present invention, the installation sleeve and the fixed sleeve are both provided with clearance grooves at the positions corresponding to the first rotating rod, the left and right sides of the fixed sleeve are both provided with docking grooves adapted for use with the installation sleeve, the left and right ends of the fixed sleeve are fixedly connected with plug-in convex strips, and multiple groups of the plug-in convex strips are plugged with the installation sleeve through slots.

[0012] As a preferred solution of the present invention, a connecting square groove adapted for use with a connecting beam is provided on the inner side of the front end of the installation sleeve, and sockets are provided at the four corners inside the connecting square groove. The rear end of the connecting beam is connected to the sockets through multiple groups of plug posts.

[0013] As a preferred solution of the present invention, the fastening mechanism includes a guide frame fixedly connected to the rear end of the connecting tube, the guide frame is slidably connected to a plurality of groups of moving rods, the ends of the plurality of groups of moving rods located on the outer side of the guide frame are fixedly connected to a fastening block, and the plurality of groups of fastening blocks are slidably connected to the connecting tube, and fastening grooves are provided at positions on the inner side of the plug-in tube corresponding to the plurality of groups of fastening blocks. The top end of the guide frame is rotatably connected to a transmission shaft, the center of the guide frame is rotatably connected to a guide gear, the rear end of the transmission shaft is meshed with the guide gear through a driving gear, the front end of the transmission shaft is fixedly connected to a third bevel gear, the rear end of the connecting beam is rotatably connected to a second rotating rod, and the bottom end of the second rotating rod is meshed with the third bevel gear through a fourth bevel gear.

[0014] As a preferred solution of the present invention, the front sides of the multiple groups of movable rods are fixedly connected with guide columns, the front sides of the guide frames are provided with movable grooves adapted for use with the multiple groups of guide columns, and the multiple groups of guide columns are slidably connected with guide gears via guide arc grooves.

[0015] The present invention also provides a steel structure, comprising a steel structure beam-column connection structure as described in any one of the above.

[0016] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, the connecting sleeve is installed between two groups of beam-column bodies through the coordinated design of the beam-column body, the connecting sleeve and the fixing mechanism, and the inner wall of the beam-column body is fixed by the fixing mechanism inside the connecting sleeve, thereby completing the connection between the two groups of beam-column bodies, which not only facilitates the connection between the beam-column bodies and improves the construction efficiency, but also ensures the connection strength.

[0017] 2. In the present invention, through the coordinated design of the installation sleeve, the clamping sleeve, the clamping mechanism and the fixing sleeve, before connecting the connecting crossbeam and the beam-column body, the installation sleeve is first sleeved on the outside of the connecting sleeve, and the installation sleeve is fixed by the clamping mechanism inside the clamping sleeve. The rear end of the installation sleeve is auxiliary fixed by the fixing sleeve, which not only facilitates the operation and improves the construction efficiency but also ensures the connection strength.

[0018] 3. In the present invention, through the coordinated design of the connecting beam, the connecting sleeve, the plug-in tube, the connecting tube and the fastening mechanism, the rear end of the connecting beam is inserted into the inner side of the mounting sleeve for docking. After the connecting beam and the mounting sleeve are docked, the connecting tube is automatically inserted into the interior of the plug-in tube, and then the connecting tube and the plug-in tube are connected and fixed by the fastening mechanism, and then the connecting beam and the mounting sleeve are connected and fixed, thereby completing the installation of the beam-column main body and the connecting beam. The installation can be completed without additional welding reinforcement, which not only improves the construction efficiency, but also ensures the connection strength and increases the service life of the steel structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the installation structure of the connecting beam of the present invention; Figure 3 This is a schematic diagram of the connecting sleeve structure of the present invention; Figure 4 It is a schematic diagram of the structure of the clamping mechanism of the present invention; Figure 5 for Figure 4 Enlarged view of point A in the middle; Figure 6 It is a structural schematic diagram of the fixing mechanism of the present invention; Figure 7 This is a schematic diagram of the clamping structure of the installation sleeve and the fixing sleeve of the present invention; Figure 8 This is a schematic diagram of the separation structure of the installation sleeve and the fixing sleeve of the present invention; Fig. 9 This is a schematic diagram of the connecting tube structure of the present invention; Fig.10 It is a structural schematic diagram of the fastening mechanism of the present invention; Fig.11 It is a schematic diagram of the guide frame structure of the present invention.

[0020] In the figure: 1, beam column body; 2, connecting crossbeam; 201, connecting square groove; 202, plug hole; 203, plug column; 3, connecting sleeve; 301, rubber sealing lining; 4, fixing mechanism; 401, abutment plate; 402, rotating shaft; 403, first bevel gear; 404, second bevel gear; 405, shaft sleeve; 406, inner support plate; 407, fixing ring; 408, first transmission rod; 409, threaded sleeve; 410, second transmission rod; 5, first rotating rod; 6, mounting sleeve; 7, clamping sleeve; 8, clamping mechanism; 801, trapezoidal clamping block; 802, plug-in block; 803, clamping groove; 804, spring; 805 , extrusion block; 806, threaded rod; 807, guide rail; 808, slide groove; 809, slider; 9, fixing sleeve; 901, clearance groove; 902, docking groove; 903, plug-in convex strip; 904, slot; 10, plug-in cylinder; 11, connecting cylinder; 12, fastening mechanism; 1201, guide frame; 1202, moving rod; 1203, fastening block; 1204, transmission shaft; 1205, guide gear; 1206, driving gear; 1207, third bevel gear; 1208, second rotating rod; 1209, fourth bevel gear; 1210, guide column; 1211, moving groove; 1212, guide arc groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with 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. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention. Example:

[0022] See also Figure 1-Figure 11 , the present invention provides a technical solution: A connection structure of steel structure beams and columns, including two groups of beam-column main bodies 1 and a connecting crossbeam 2, a connecting sleeve 3 is fixedly installed between the two groups of beam-column main bodies 1, a fixing mechanism 4 is fixedly installed inside the connecting sleeve 3, a first rotating rod 5 adapted for use with the fixing mechanism 4 is rotatably connected to the outer side of the connecting sleeve 3, a mounting sleeve 6 is sleeved on the outer side of the connecting sleeve 3, a clamping sleeve 7 is fixedly connected to the outer side of the connecting sleeve 3 and located at the bottom of the mounting sleeve 6, a clamping mechanism 8 is installed inside the clamping sleeve 7, a fixing sleeve 9 is clamped on the outer side of the connecting sleeve 3 and located at the rear end of the mounting sleeve 6, a plug-in tube 10 is fixedly connected to the inner side of the front end of the mounting sleeve 6, the rear end of the connecting crossbeam 2 is plugged with the plug-in tube 10 through a connecting tube 11, and a fastening mechanism 12 is fixedly installed inside the connecting tube 11.

[0023] First, the fixing mechanism 4 includes two groups of abutment plates 401 symmetrically fixedly connected to the inside of the connecting sleeve 3, the two groups of abutment plates 401 are rotatably connected to the rotating shaft 402 on the opposite sides, the two groups of rotating shafts 402 are fixedly connected to the first bevel gear 403 on the opposite ends, the first rotating rod 5 is located at one end of the connecting sleeve 3 and meshes with the first bevel gear 403 through the second bevel gear 404, the outer sides of the two groups of rotating shafts 402 are rotatably connected to the shaft sleeve 405, multiple groups of inner support plates 406 are movably installed between the connecting sleeve 3 and the shaft sleeve 405, the upper and lower ends of the shaft sleeve 405 are fixedly connected to the fixing ring 407, the first transmission rod 408 is installed between the multiple groups of fixing rings 407 and the inner support plates 406, the ends of the two groups of rotating shafts 402 away from each other are threadedly connected to the threaded sleeve 409, and the two groups of threaded sleeves 409 are connected to the multiple groups of inner support plates 4 06 are both provided with a second transmission rod 410, and the connecting sleeve 3 is installed between the two groups of beam-column bodies 1. The two groups of beam-column bodies 1 respectively abut against the two groups of abutment plates 401 on the inner side of the connecting sleeve 3 to complete the positioning, and then the first rotating rod 5 is rotated to drive the second bevel gear 404 to rotate, and the two groups of rotating shafts 402 are driven to rotate synchronously under the transmission of the first bevel gear 403. The two groups of rotating shafts 402 rotate on the inner side of the shaft sleeve 405 and the connecting sleeve 3 moves under the rotation of the rotating shaft 402. Under the transmission of the first transmission rod 408 and the second transmission rod 410, the multiple groups of inner support plates 406 are gradually opened until the multiple groups of inner support plates 406 abut against the inner wall of the beam-column body 1, thereby completing the connection between the two groups of beam-column bodies 1, which not only facilitates the connection between the beam-column bodies 1 and improves the construction efficiency, but also ensures the connection strength.

[0024] Furthermore, a rubber sealing lining 301 is fixedly connected to the inner side of the connecting sleeve 3, two ends of the first transmission rod 408 are rotatably connected to the fixing ring 407 and the inner support plate 406 respectively, and two ends of the second transmission rod 410 are rotatably connected to the threaded sleeve 409 and the inner support plate 406 respectively. After the connection between the two groups of beam-column bodies 1 is completed by using the connecting sleeve 3, the rubber sealing lining 301 is arranged on the inner side of the connecting sleeve 3, which not only makes the connection between the beam-column body 1 and the connecting sleeve 3 tighter, but also can prevent water from entering to avoid rust, thereby increasing the service life of the beam-column body 1.

[0025] Then, the clamping mechanism 8 includes a trapezoidal clamping block 801 slidably connected to the left and right ends of the clamping sleeve 7, and the left and right ends of the bottom of the installation sleeve 6 are fixedly connected with a plug-in block 802. The insides of the two groups of plug-in blocks 802 are provided with a clamping groove 803 adapted to the trapezoidal clamping block 801. A spring 804 is fixedly connected between the two groups of trapezoidal clamping blocks 801. An extrusion block 805 is movably installed at the bottom end of the inside of the clamping sleeve 7 and between the two groups of trapezoidal clamping blocks 801. The bottom of the clamping sleeve 7 is threadedly connected with a threaded rod 806, and the bottom end of the threaded rod 806 is provided with a hexagonal groove So that it can be twisted, and the top end of the threaded rod 806 is rotatably connected to the extrusion block 805. Before connecting the connecting crossbeam 2 and the beam-column main body 1, first put the installation sleeve 6 on the outside of the connecting sleeve 3, and at the same time insert the plug-in block 802 at the bottom of the installation sleeve 6 into the inner side of the clamping sleeve 7, and then rotate the threaded rod 806 to drive the extrusion block 805 to push the two groups of trapezoidal blocks 801 upward, so that the two groups of trapezoidal blocks 801 gradually separate and are clamped into the inside of the clamping groove 803, thereby fixing the inside of the plug-in block 802, and then fixing the installation sleeve 6 on the outside of the connecting sleeve 3.

[0026] Furthermore, the back side of the inside of the snap-in sleeve 7 is fixedly connected with a guide rail 807, and a slide groove 808 is provided on the inner side of the guide rail 807. The back sides of the two groups of trapezoidal blocks 801 are slidably connected with the slide groove 808 through sliders 809. When the extrusion block 805 pushes the two groups of trapezoidal blocks 801, the sliders 809 on the back sides of the two groups of trapezoidal blocks 801 slide on the inner side of the slide groove 808, thereby driving the two groups of trapezoidal blocks 801 to move horizontally stably, and then snap into the inside of the slot 803 to fix the plug-in block 802.

[0027] Among them, the installation sleeve 6 and the fixed sleeve 9 are both provided with a clearance groove 901 at the positions corresponding to the first rotating rod 5, and the left and right sides of the fixed sleeve 9 are both provided with a docking groove 902 adapted for use with the installation sleeve 6. The left and right ends of the fixed sleeve 9 are fixedly connected with plug-in convex strips 903, and multiple groups of plug-in convex strips 903 are plugged with the installation sleeve 6 through the slot 904. After the installation sleeve 6 is fixed, the fixed sleeve 9 is first sleeved on the outer side of the connecting sleeve 3, and the docking groove 902 is aligned with the rear end of the installation sleeve 6 and inserted to complete the connection between the fixed sleeve 9 and the connecting sleeve 3. At the same time, the plug-in convex strip 903 is inserted into the inner side of the slot 904 to further ensure the connection strength. The rear end of the installation sleeve 6 is assisted by the fixed sleeve 9, which not only facilitates operation and improves construction efficiency, but also ensures the connection strength.

[0028] Furthermore, a connecting square groove 201 adapted for use with the connecting beam 2 is provided on the inner side of the front end of the mounting sleeve 6, and insertion holes 202 are provided at the four corners inside the connecting square groove 201. The rear end of the connecting beam 2 is plugged into the insertion hole 202 through multiple groups of plug columns 203. After the mounting sleeve 6 is firmly fixed, the rear end of the connecting beam 2 is aligned with the connecting square groove 201 and inserted into the inner side of the mounting sleeve 6, so that the multiple groups of plug columns 203 are inserted into the insertion hole 202, so that the connecting beam 2 and the mounting sleeve 6 are docked.

[0029] Furthermore, the fastening mechanism 12 includes a guide frame 1201 fixedly connected to the rear end of the connecting tube 11, and multiple groups of moving rods 1202 are slidably connected inside the guide frame 1201. One end of the multiple groups of moving rods 1202 located on the outside of the guide frame 1201 is fixedly connected to a fastening block 1203, and the multiple groups of fastening blocks 1203 are slidably connected to the connecting tube 11. Fastening grooves are provided at positions corresponding to the multiple groups of fastening blocks 1203 on the inner side of the plug-in tube 10. The top of the guide frame 1201 is rotatably connected to a transmission shaft 1204, and the center of the guide frame 1201 is rotatably connected to a guide gear 1205. The transmission shaft 12 The rear end of 04 is meshed with the guide gear 1205 through the driving gear 1206, the front end of the transmission shaft 1204 is fixedly connected with the third bevel gear 1207, the internal rotation of the rear end of the connecting beam 2 is connected with the second rotating rod 1208, the bottom end of the second rotating rod 1208 is meshed with the third bevel gear 1207 through the fourth bevel gear 1209, and after the connecting beam 2 is docked with the mounting sleeve 6, the connecting tube 11 is automatically inserted into the interior of the plug-in tube 10, and then the second rotating rod 1208 is rotated to drive the fourth bevel gear 1209 to rotate, and the transmission shaft 1204 is driven to rotate under the transmission of the third bevel gear 1207.

[0030] Secondly, the front sides of the plurality of moving rods 1202 are fixedly connected with guide posts 1210, and the front sides of the guide frame 1201 are provided with moving grooves 1211 adapted for use with the plurality of guide posts 1210. The plurality of guide posts 1210 are slidably connected with the guide gears 1205 through the guide arc grooves 1212. When the transmission shaft 1204 rotates, the driving gear 1206 is driven to rotate, and the driving gear 1206 then drives the guide gear 1205 to rotate, so that the plurality of guide posts 1210 are moved in the guide arc grooves 1212. The arc groove 1212 slides on the inner side, and at the same time, multiple groups of guide columns 1210 slide on the inner side of the movable groove 1211, driving multiple groups of movable rods 1202 to extend from the inner side of the guide frame 1201, so that multiple groups of fastening blocks 1203 extend from the inside of the connecting tube 11 and insert into the fastening groove on the inner side of the plug-in tube 10, thereby connecting and fixing the connecting tube 11 and the plug-in tube 10, and then connecting and fixing the connecting beam 2 and the mounting sleeve 6, which not only facilitates operation and improves construction efficiency, but also ensures connection strength.

[0031] The invention also provides a steel structure, comprising a steel structure beam-column connection structure.

[0032] In this embodiment, the implementation scenario is specifically as follows: when connecting the steel structure, the connecting sleeve 3 is installed between the two groups of beam-column bodies 1, and the two groups of beam-column bodies 1 respectively abut against the two groups of abutment plates 401 on the inner side of the connecting sleeve 3 to complete the positioning, and then the first rotating rod 5 is rotated to drive the second bevel gear 404 to rotate, and the two groups of rotating shafts 402 are driven to rotate synchronously under the transmission of the first bevel gear 403, and the two groups of rotating shafts 402 rotate on the inner side of the shaft sleeve 405 and the connecting sleeve 3 moves under the rotation of the rotating shaft 402, and the multiple groups of inner support plates 406 are gradually opened under the transmission of the first transmission rod 408 and the second transmission rod 410 until the multiple groups of inner support plates 406 abut against the inner wall of the beam-column body 1, thereby completing the connection between the two groups of beam-column bodies. The connection between the two bodies 1 is then made, and the installation sleeve 6 is then sleeved on the outside of the connecting sleeve 3, and the plug-in block 802 at the bottom of the installation sleeve 6 is inserted into the inner side of the card sleeve 7, and then the threaded rod 806 is rotated to drive the extrusion block 805 to push the two groups of trapezoidal blocks 801 upward, so that the two groups of trapezoidal blocks 801 are gradually separated and inserted into the inside of the card slot 803, thereby fixing the inside of the plug-in block 802, and then fixing the installation sleeve 6 to the outside of the connecting sleeve 3, and then the fixing sleeve 9 is first sleeved on the outside of the connecting sleeve 3, and the docking groove 902 is aligned with the rear end of the installation sleeve 6 and inserted to complete the connection between the fixing sleeve 9 and the connecting sleeve 3, and at the same time, the plug-in convex strip 903 is inserted into the inner side of the slot 904 to further ensure the connection strength, and the fixing sleeve 9 is fixed to the outside of the connecting sleeve 3. After the rear end of the mounting sleeve 6 is fixed auxiliaryly, the rear end of the connecting beam 2 is aligned with the connecting square groove 201 and inserted into the inner side of the mounting sleeve 6, so that the multiple groups of plug posts 203 are inserted into the inside of the plug hole 202, so that the connecting beam 2 and the mounting sleeve 6 are docked. After the connecting beam 2 and the mounting sleeve 6 are docked, the connecting tube 11 is automatically inserted into the inside of the plug tube 10, and then the second rotating rod 1208 is rotated to drive the fourth bevel gear 1209 to rotate, and the transmission shaft 1204 is driven to rotate under the transmission of the third bevel gear 1207. When the transmission shaft 1204 rotates, it will drive the driving gear 1206 to rotate, and the driving gear 1206 will then drive the guide gear 1205 to rotate, so that the multiple groups of guide posts 1210 Sliding on the inner side of the guide arc groove 1212, multiple groups of guide columns 1210 slide on the inner side of the moving groove 1211, driving multiple groups of moving rods 1202 to extend from the inner side of the guide frame 1201, so that multiple groups of fastening blocks 1203 extend from the inside of the connecting tube 11 and insert into the fastening groove on the inner side of the plug-in tube 10, thereby connecting and fixing the connecting tube 11 and the plug-in tube 10, and then connecting and fixing the connecting beam 2 and the mounting sleeve 6, thereby completing the installation of the beam-column main body 1 and the connecting beam 2. The whole operation process is simple and convenient. The present invention can complete the installation without additional welding reinforcement through design, which not only improves the construction efficiency, but also ensures the connection strength and increases the service life of the steel structure.

[0033] 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 steel structure beam-column connection structure, comprising two groups of beam-column bodies (1) and a connecting crossbeam (2), characterized in that: A connecting sleeve (3) is fixedly installed between the two groups of beam-column bodies (1), a fixing mechanism (4) is fixedly installed inside the connecting sleeve (3), a first rotating rod (5) adapted for use with the fixing mechanism (4) is rotatably connected to the outside of the connecting sleeve (3), a mounting sleeve (6) is sleeved on the outside of the connecting sleeve (3), a clamping sleeve (7) is fixedly connected to the outside of the connecting sleeve (3) and located at the bottom of the mounting sleeve (6), a clamping mechanism (8) is installed inside the clamping sleeve (7), a fixing sleeve (9) is clamped to the outside of the connecting sleeve (3) and located at the rear end of the mounting sleeve (6), a plug-in sleeve (10) is fixedly connected to the inside of the front end of the mounting sleeve (6), the rear end of the connecting crossbeam (2) is plugged into the plug-in sleeve (10) via the connecting sleeve (11), and a fastening mechanism (12) is fixedly installed inside the connecting sleeve (11).

2. A steel structure beam-column connection structure according to claim 1, characterized in that: The fixing mechanism (4) comprises two groups of abutment plates (401) symmetrically fixedly connected to the inside of the connecting sleeve (3); the two groups of abutment plates (401) are rotatably connected to the rotating shaft (402) on the opposite sides; the two groups of rotating shafts (402) are fixedly connected to the first bevel gear (403) on the opposite ends; the first rotating rod (5) is meshed with the first bevel gear (403) through the second bevel gear (404) at one end of the first rotating rod (5) located inside the connecting sleeve (3); the outer sides of the two groups of rotating shafts (402) are rotatably connected to the shaft sleeve (403); 5), a plurality of groups of inner support plates (406) are movably mounted between the connecting sleeve (3) and the shaft sleeve (405), a fixing ring (407) is fixedly connected to the upper and lower ends of the shaft sleeve (405), a first transmission rod (408) is mounted between the plurality of groups of the fixing rings (407) and the inner support plates (406), a threaded sleeve (409) is threadedly connected to the ends of the two groups of rotating shafts (402) away from each other, and a second transmission rod (410) is mounted between the two groups of the threaded sleeves (409) and the plurality of groups of inner support plates (406).

3. The steel structure beam-column connection structure according to claim 2, characterized in that: A rubber sealing lining (301) is fixedly connected to the inner side of the connecting sleeve (3), two ends of the first transmission rod (408) are rotatably connected to the fixing ring (407) and the inner support plate (406), and two ends of the second transmission rod (410) are rotatably connected to the threaded sleeve (409) and the inner support plate (406).

4. The steel structure beam-column connection structure according to claim 1, characterized in that: The clamping mechanism (8) comprises a trapezoidal clamping block (801) slidably connected to the left and right ends of the clamping sleeve (7); the left and right ends of the bottom of the mounting sleeve (6) are fixedly connected to plug-in blocks (802); the insides of the two groups of plug-in blocks (802) are provided with a clamping groove (803) adapted for use with the trapezoidal clamping block (801); a spring (804) is fixedly connected between the two groups of trapezoidal clamping blocks (801); an extrusion block (805) is movably installed at the bottom end of the clamping sleeve (7) and between the two groups of trapezoidal clamping blocks (801); the bottom of the clamping sleeve (7) is threadedly connected to a threaded rod (806), and the top end of the threaded rod (806) is rotatably connected to the extrusion block (805).

5. The steel structure beam-column connection structure according to claim 4, characterized in that: The back surface of the interior of the clamping sleeve (7) is fixedly connected to a guide rail (807), a slide groove (808) is provided on the inner side of the guide rail (807), and the back surfaces of the two groups of trapezoidal clamping blocks (801) are slidably connected to the slide groove (808) via a slider (809).

6. The steel structure beam-column connection structure according to claim 1, characterized in that: The mounting sleeve (6) and the fixing sleeve (9) are both provided with a clearance groove (901) at positions corresponding to the first rotating rod (5); the fixing sleeve (9) is provided with a docking groove (902) adapted for use with the mounting sleeve (6) on both left and right sides; the fixing sleeve (9) is fixedly connected with a plug-in convex strip (903) at both left and right ends; and a plurality of groups of the plug-in convex strips (903) are plugged into the mounting sleeve (6) via a slot (904).

7. The steel structure beam-column connection structure according to claim 1, characterized in that: A connecting square groove (201) adapted for use with the connecting crossbeam (2) is provided on the inner side of the front end of the installation sleeve (6), and plug holes (202) are provided at four corners inside the connecting square groove (201), and the rear end of the connecting crossbeam (2) is plugged into the plug holes (202) via a plurality of groups of plug posts (203).

8. The steel structure beam-column connection structure according to claim 1, characterized in that: The fastening mechanism (12) comprises a guide frame (1201) fixedly connected to the rear end of the connecting tube (11); a plurality of groups of moving rods (1202) are slidably connected to the inside of the guide frame (1201); one end of the plurality of groups of moving rods (1202) located outside the guide frame (1201) is fixedly connected to a fastening block (1203); and the plurality of groups of fastening blocks (1203) are slidably connected to the connecting tube (11); fastening grooves are provided at positions on the inside of the plug-in tube (10) corresponding to the plurality of groups of fastening blocks (1203); and the top of the guide frame (1201) is provided with a plurality of fastening grooves. The end of the guide frame (1201) is rotatably connected to a transmission shaft (1204); the center of the guide frame (1201) is rotatably connected to a guide gear (1205); the rear end of the transmission shaft (1204) is meshed with the guide gear (1205) via a driving gear (1206); the front end of the transmission shaft (1204) is fixedly connected to a third bevel gear (1207); the rear end of the connecting crossbeam (2) is internally rotatably connected to a second rotating rod (1208); the bottom end of the second rotating rod (1208) is meshed with the third bevel gear (1207) via a fourth bevel gear (1209).

9. The steel structure beam-column connection structure according to claim 8, characterized in that: The front sides of the plurality of groups of movable rods (1202) are fixedly connected to guide posts (1210), the front sides of the guide frame (1201) are provided with movable grooves (1211) adapted for use with the plurality of groups of guide posts (1210), and the plurality of groups of guide posts (1210) are slidably connected to the guide gears (1205) via guide arc grooves (1212).

10. A steel structure, characterized in that: It comprises a steel structure beam-column connection structure as described in any one of claims 1-9.

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