Steel structure node connecting structure

Abstract

The utility model relates to the technical field of steel structure connection, and discloses a steel structure node connecting structure which comprises main steel, transverse steel is arranged on one side of the main steel, a connecting assembly is arranged at the end, close to the main steel, of the transverse steel, the connecting assembly comprises a steel sleeve welded and fixed to the end, close to the main steel, of the transverse steel, and the side, close to the main steel, of the steel sleeve is open. By moving the transverse steel, the fixing blocks are clamped with the interiors of the fixing holes, then the fastening bolts are rotated to drive the rollers to extrude the inclined grooves, and the fixing blocks move transversely under the matching of the rollers and the inclined surfaces of the inclined grooves, so that the fixing blocks are tightly clamped with the fixing holes, and the connection of the transverse steel and the main steel is realized; during installation, only a single set of bolts and nuts need to be tightened, multiple sets of bolts and nuts do not need to be installed for tightening or installing hoops, the connecting efficiency of the transverse steel and the main steel is improved, the four fixing blocks are adopted to be tightly connected with the four fixing holes in a clamped mode at the same time, and the stability of the connecting mechanism is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel structure connecting technical field especially relates to a steel structure node connecting structure. BACKGROUND

[0002] The structure is by steel material composition's structure, mainly including by section steel and steel plate make steel beam, steel column, steel truss etc.

[0003] The existing steel structure connecting node (publication number: CN218970271U) has at least the following disadvantages: the device passes through the second connecting through hole by the rod body of the tension rod, the first connecting through hole fixes the connecting convex block and the connecting concave block, then further fixes the connecting convex block and the connecting concave block by the stable hoop to realize the connection between the I-steel and the steel cross beam, but this still needs to install the tension rod and the nut, and at least four bolts and nuts are installed to fix the hoop, which leads to slow installation speed, and therefore the utility model is proposed. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a steel structure node connecting structure.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A steel structure node connecting structure, main steel, the side of the main steel is provided with a horizontal steel, the end of the horizontal steel close to the main steel is provided with a connecting assembly, the connecting assembly includes a steel sleeve welded and fixed at the end of the horizontal steel close to the main steel, the side of the steel sleeve close to the main steel is open, the inside of the steel sleeve is provided with four fixed blocks, the side of the main steel close to the horizontal steel is provided with four fixed holes, and the fixed blocks and the fixed holes are connected in a clamping mode.

[0007] As a further scheme of the utility model, the inside of the steel sleeve is rotatably connected with a fastening bolt, the outer wall of the fastening bolt is threadedly connected with a threaded sleeve, the left and right sides of the threaded sleeve are fixedly connected with two connecting frames, the inside of the connecting frame is rotatably connected with a roller, the top surface of the fixed block is provided with an inclined groove, and the roller is in close contact with the inner bottom surface of the inclined groove.

[0008] As a further scheme of the utility model, the inside of the steel sleeve is fixedly connected with four supporting rods, the supporting rods and the side of the fixed block are slidably inserted, the outer wall of the supporting rod is movably sleeved with a spring, one end of the spring is fixed to the side of the fixed block, and the other end is fixed to the inside of the steel sleeve.

[0009] As a further scheme of the utility model, two first limiting rods are slidably inserted on one side of the fixed block, one end of the first limiting rod is fixed with the inner side of the steel sleeve, four second limiting rods are fixed in the inner part of the steel sleeve, and the connecting frame is slidably arranged on the outer wall of the second limiting rod.

[0010] As a further scheme of the utility model, the outer wall of the fastening bolt is threadedly connected with a locking nut, and the top surface of the locking nut is tightly abutted with the bottom surface of the steel sleeve.

[0011] As a further scheme of the utility model, the side of the main steel is fixed with a positioning frame, the cross section of the positioning frame is trapezoidal, and the horizontal steel sleeve is arranged in the inner part of the positioning frame.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] By moving the horizontal steel, the fixed block is clamped with the inner part of the fixed hole, then rotating the fastening bolt can drive the roller to extrude the inclined groove, and under the cooperation of the roller and the inclined surface of the inclined groove, the fixed block moves horizontally, so that the fixed block is tightly clamped with the fixed hole, thereby realizing the connection of the horizontal steel and the main steel, and only one set of bolt nut needs to be tightened during installation, without the need of tightening or installing a plurality of bolts and nuts or installing a hoop, thereby increasing the connection efficiency of the horizontal steel and the main steel, and four fixed blocks are simultaneously tightly clamped with four fixed holes, thereby ensuring the stability of the connecting mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A three-dimensional structure schematic view of the steel structure node connecting structure is provided for the utility model;

[0015] Figure 2 A three-dimensional split structure schematic view of the steel structure node connecting structure is provided for the utility model;

[0016] Figure 3 A three-dimensional structure schematic view of the threaded sleeve of the steel structure node connecting structure is provided for the utility model;

[0017] Figure 4 A three-dimensional structure schematic view of the fixed block of the steel structure node connecting structure is provided for the utility model.

[0018] In the drawing: 1, main steel; 101, horizontal steel; 2, steel sleeve; 201, fixed block; 202, fixed hole; 203, fastening bolt; 204, threaded sleeve; 205, connecting frame; 206, roller; 207, inclined groove; 208, supporting rod; 209, spring; 3, first limiting rod; 301, second limiting rod; 4, locking nut; 5, positioning frame. DETAILED DESCRIPTION

[0019] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0020] In the description of the utility model, it needs to be explained that the directions or position relations indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and are not indicative or suggestive of the devices or elements indicated must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicative or suggestive of relative importance.

[0021] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled persons in the art, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0022] Referring to Figures 1-4 A steel structure node connecting structure, main steel 1, one side of the main steel 1 is provided with cross steel 101, the cross steel 101 is provided with a connecting assembly at one end close to the main steel 1, the connecting assembly includes a steel sleeve 2 welded and fixed at one end of the cross steel 101 close to the main steel 1, one side of the steel sleeve 2 close to the main steel 1 is open, four fixing blocks 201 are arranged in the steel sleeve 2, four fixing holes 202 are formed in the side of the main steel 1 close to the cross steel 101, and the fixing blocks 201 and the fixing holes 202 are connected.

[0023] Referring to Figures 2-4In the embodiment, the inside of the steel sleeve 2 is rotatably connected with a fastening bolt 203, the outer wall of the fastening bolt 203 is threadedly connected with a threaded sleeve 204, the left and right sides of the threaded sleeve 204 are fixedly provided with two connecting frames 205, the inside of the connecting frame 205 is rotatably connected with a roller 206, the top surface of the fixed block 201 is provided with an inclined groove 207, the roller 206 is in close contact with the inner bottom surface of the inclined groove 207, by moving the cross steel 101, the fixed block 201 is clamped with the inside of the fixed hole 202, then rotating the fastening bolt 203 can drive the roller 206 to press the inclined groove 207, and under the cooperation of the roller 206 and the inclined surface of the inclined groove 207, the fixed block 201 moves transversely, so that the fixed block 201 is tightly clamped with the fixed hole 202, thereby realizing the connection between the cross steel 101 and the main steel 1, and only one set of bolt and nut needs to be tightened during installation, without the need to install multiple sets of bolts and nuts for tightening or installing a hoop, thereby increasing the connection efficiency of the cross steel 101 and the main steel 1, and the four fixed blocks 201 are tightly clamped with the four fixed holes 202 at the same time, thereby ensuring the stability of the connecting mechanism.

[0024] Referring to Figures 2-4 In the embodiment, one side of the inside of the steel sleeve 2 is fixedly provided with four supporting rods 208, the supporting rod 208 and the side of the fixed block 201 are slidably inserted, the outer wall of the supporting rod 208 movably sheathes a spring 209, one end of the spring 209 is fixed to one side of the fixed block 201, and the other end is fixed to one side of the inside of the steel sleeve 2, by the supporting rod 208 and the spring 209, the fixed block 201 can be automatically pushed after the fastening bolt 203 is disassembled and loosened, so that the fixed block 201 and the fixed hole 202 are unclamped, thereby increasing the disassembly efficiency.

[0025] Referring to Figures 2-4 In the embodiment, one side of the fixed block 201 slidably inserts two first limiting rods 3, one end of the first limiting rod 3 is fixed to one side of the inside of the steel sleeve 2, and the inside of the steel sleeve 2 is fixedly provided with four second limiting rods 301, the connecting frame 205 and the outer wall of the second limiting rod 301 are slidably arranged, the first limiting rod 3 can support and limit the fixed block 201, and the second limiting rod 301 can support and limit the connecting frame 205.

[0026] Referring to Figures 2-4 In the embodiment, the outer wall of the fastening bolt 203 is threadedly connected with a locking nut 4, the top surface of the locking nut 4 is in close contact with the bottom surface of the steel sleeve 2, the locking nut 4 can be used for secondary locking of the fastening bolt 203, thereby increasing the reliability of the connecting mechanism.

[0027] Referring to Figures 2-4In the embodiment, one side of the main steel 1 is fixed with a positioning frame 5, the cross section of the positioning frame 5 is trapezoidal, the cross steel 101 is sleeved in the positioning frame 5, the cross section of the positioning frame 5 is trapezoidal, so that the cross steel 101 can be better placed in the positioning frame 5 during hoisting, and the cross steel 101 is quickly aligned with the main steel 1, and the connection efficiency of the cross steel 101 and the main steel 1 is increased.

[0028] From the above description, it can be seen that the above-mentioned embodiments of the utility model realize the following technical effects: in use, the cross steel 101 is hoisted to one side of the main steel 1 by the hoisting machine, then the cross steel 101 is slowly placed in the positioning frame 5 for preliminary positioning, then the cross steel 101 is pushed to make the fixed block 201 and the inside of the fixed hole 202 are inserted, at this time, the cross steel 101 is slowly lowered and placed on the positioning frame 5, and the fixed block 201 and the fixed hole 202 are clamped, at this time, the fastening bolt 203 is rotated, under the threaded sleeve 204 and the threaded connection of the fastening bolt 203, the threaded sleeve 204 drives the connecting frame 205 and the roller 206 to move downward, the roller 206 presses the inclined chute 207, at this time, under the cooperation of the roller 206 and the inclined surface of the inclined chute 207, the fixed block 201 moves transversely, so that the fixed block 201 and the fixed hole 202 are tightly clamped, this process makes the spring 209 compressed, then the cross steel 101 is connected with the main steel 1, then the locking nut 4 is screwed and fastened with the bottom end of the fastening bolt 203, through the supporting rod 208 and the spring 209, after the fastening bolt 203 is disassembled and loosened, the fixed block 201 is automatically pushed, so that the fixed block 201 and the fixed hole 202 are disengaged, the disassembly efficiency is increased, the first limiting rod 3 can support and limit the fixed block 201, and the second limiting rod 301 can support and limit the connecting frame 205.

[0029] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A steel structure joint connecting structure comprising a main steel (1), characterized in that, One side of the main steel (1) is provided with a cross steel (101), and the cross steel (101) is provided with a connecting assembly near one end of the main steel (1), the connecting assembly comprises a steel sleeve (2) welded and fixed on the cross steel (101) near one end of the main steel (1), the side of the steel sleeve (2) near the main steel (1) is open, four fixing blocks (201) are arranged in the steel sleeve (2), four fixing holes (202) are formed in the side of the main steel (1) near the cross steel (101), and the fixing blocks (201) and the fixing holes (202) are connected in a clamped mode.

2. The steel structure joint connecting structure according to claim 1, characterized in that, The inside of the steel sleeve (2) is rotatably connected with a fastening bolt (203), the outer wall of the fastening bolt (203) is threadedly connected with a threaded sleeve (204), the left and right sides of the threaded sleeve (204) are fixedly connected with two connecting frames (205), the connecting frames (205) are rotatably connected with rollers (206) in the inside, and the top surface of the fixing block (201) is provided with an inclined groove (207).

3. The steel structure joint connecting structure according to claim 1, characterized in that, The inside of the steel sleeve (2) is rotatably connected with a fastening bolt (203), the outer wall of the fastening bolt (203) is threadedly connected with a threaded sleeve (204), the left and right sides of the threaded sleeve (204) are fixedly connected with two connecting frames (205), the connecting frames (205) are rotatably connected with rollers (206) in the inside, and the top surface of the fixing block (201) is provided with an inclined groove (207).

4. The steel structure joint connecting structure according to claim 1, characterized in that, The inside of the steel sleeve (2) is rotatably connected with a fastening bolt (203), the outer wall of the fastening bolt (203) is threadedly connected with a threaded sleeve (204), the left and right sides of the threaded sleeve (204) are fixedly connected with two connecting frames (205), the connecting frames (205) are rotatably connected with rollers (206) in the inside, and the top surface of the fixing block (201) is provided with an inclined groove (207).

5. The steel structure joint connecting structure according to claim 2, characterized in that, The outer wall of the fastening bolt (203) is threadedly connected with a locking nut (4), and the top surface of the locking nut (4) is in close contact with the bottom surface of the steel sleeve (2).

6. The steel structure joint connecting structure according to claim 1, characterized in that, The side of the main steel (1) is fixedly connected with a positioning frame (5), the cross section of the positioning frame (5) is trapezoidal, and the cross steel (101) is sleeved in the inside of the positioning frame (5).

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