CN219732704U

CN219732704U - Steel structure cantilever mechanism

Info

Publication number: CN219732704U
Application number: CN202321052943.XU
Authority: CN
Inventors: 荆昭辉; 王旭; 王文锋; 俞振东
Original assignee: Dezhou Special Engineering Co Ltd Of Shandong Expressway Dejian Group
Current assignee: Dezhou Special Engineering Co Ltd Of Shandong Expressway Dejian Group
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-09-22
Anticipated expiration: 2033-05-05

Abstract

The utility model relates to the technical field of building construction, in particular to a steel structure cantilever mechanism which comprises a cross beam, a U-shaped frame, a support frame and a stabilizing device, wherein the U-shaped frame is arranged on the surface of the cross beam, the support frame is arranged on the lower surface of the cross beam, a round hole is formed in the upper surface of the U-shaped frame, a fixing bolt is inserted into the inner wall of the round hole, a threaded hole is formed in the upper surface of the support frame, the fixing bolt is in threaded connection with the inner wall of the threaded hole, the stabilizing device is arranged on the surface of the support frame and comprises an assembly frame, the assembly frame is fixedly connected with the surface of the support frame, a rotating hole is formed in the surface of the assembly frame, a force carrying plate is hinged to the inner wall of the rotating hole, and a binding frame is fixedly connected with the lower surface of the support frame. According to the utility model, the structural strength of the connection part of the support frame is increased by arranging the stabilizing device, so that the load born by the connection part of the support frame is reduced, the stability of the support frame is improved, and the supporting effect of the support frame is improved.

Description

Steel structure cantilever mechanism

Technical Field

The utility model relates to the technical field of building construction, in particular to a steel structure cantilever mechanism.

Background

In the building construction process, the scaffold is often required to be supported and fixed by virtue of the overhanging component so as to improve the safety and stability of the scaffold, and a constructor can complete the installation operation by assembling the scaffold on the overhanging component.

The prior art, such as the utility model of publication number CN217998869U, discloses a cantilever frame assembly employing a column, a fixed seat, a first support, a cantilever tube and a second support; the first supporting seat and the fixed seat are respectively arranged at the upper end and the lower end of the upright post; one end of the cantilever pipe is hinged to the fixed seat through a first lug plate, and the other end of the cantilever pipe is hinged to the second supporting seat through a second lug plate; the overhanging pipe is of a telescopic adjusting structure; the outer end edge of the second ear plate is arc-shaped, and an arc concave surface which is in matched contact with the second ear plate is arranged in the second supporting seat; the arc outer end border of second otic placode cooperatees with the circular arc concave surface in the second supporting seat, in time is in adjusting the inclination of pipe of encorbelmenting, also can guarantee between second otic placode and the second supporting seat except that the articulated department has great area of contact yet, and then effectively improve load capacity to be mostly direct articulated between the supporting end of current assembly of encorbelmenting and the mount pad, make the load capacity of linking position limited, in the in-process of using, easily cause whole structure to appear rocking problem.

The inventor finds in daily work that in the process of supporting a scaffold by using the overhanging component, the supporting part of the existing overhanging component has a single structure, and is formed by welding steel plates and channel steel, and because the supporting structure is high in load, when the supporting structure is in a high-load state for a long time, the structure strain is easy to occur at the joint part of the supporting structure, so that the problems of strong structure and serious fracture of the structure of the joint part are easy to occur are solved.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, when a supporting structure is in a high-load state for a long time, the structure strain is easy to occur at the joint part, so that the structure is strong, and the structure of the joint part is seriously easy to break.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a mechanism of encorbelmenting of steel construction, includes crossbeam, U-shaped frame, support frame and stabilising arrangement, the surface at the crossbeam is installed to the U-shaped frame, the lower surface at the crossbeam is installed to the support frame, the round hole has been seted up to the upper surface of U-shaped frame, the gim peg has been inserted to the inner wall that the U-shaped frame is located the round hole, the screw hole has been seted up to the upper surface of support frame, gim peg and the inner wall threaded connection of screw hole, stabilising arrangement sets up the surface at the support frame, stabilising arrangement includes the assembly jig, the fixed surface of assembly jig and support frame is connected, the commentaries on classics hole has been seted up to the surface of assembly jig, the assembly jig is located the inner wall in commentaries on classics hole and articulates there is the load board, the lower fixed surface of support frame is the constraint frame.

Preferably, the guiding hole has been seted up on the surface of carrying the force board, the inner wall sliding connection that carrying the force board is located the guiding hole has the locating pin, the jack has been seted up on the surface of locating pin, the locating pin is located the inner wall threaded connection of jack has the stop bolt, the fixed surface of carrying the force board is connected with fastening nut, sets up the locating pin, when being limited by the restriction position of stop bolt through the locating pin, can restrict the position of carrying the force board in the constraint frame.

Preferably, the number of the load plates is two, the two load plates are arranged in bilateral symmetry with respect to the assembly frame, the load plates are in contact with the inner wall of the constraint frame, and the load plates are arranged, so that the joint part of the support frame can be reinforced when the load plates are limited in the constraint frame.

Preferably, the locating pin runs through the guiding hole setting, the locating pin is pegged graft mutually with the inner wall of constraint frame, the internal wall sliding connection of spacing bolt and guiding hole, the spacing bolt runs through the setting of carrying force board, the spacing bolt is with fastening nut's inner wall threaded connection, sets up fastening nut, can retrain the position of spacing bolt through fastening nut to realize the constraint effect of spacing bolt.

Preferably, the junction of gim peg and support frame is provided with protector, protector includes the linking ring, the lower fixed surface of linking ring and support frame is connected, the draw-in groove has been seted up to the inner wall of linking ring, the linking ring is located the inner wall fixedly connected with rubber circle of draw-in groove, the protection sleeve is installed to the inner wall of linking ring, the inner wall rotation of protection sleeve is connected with the fixed screw cap, sets up the linking ring, can confirm protection sleeve's assembly position through the linking ring to reduce protection sleeve's skew probability.

Preferably, the surface of the protective sleeve is fixedly connected with a sealing ring, the surface of the fixed thread cover is provided with a clamping groove, the sealing ring is arranged, and the sealing performance between the protective sleeve and the fixed thread cover is improved through the matching of the sealing ring and the clamping groove.

Preferably, the storage groove is formed in the surface of the protection sleeve, the rubber ring is abutted against the inner wall of the storage groove, the protection sleeve is sleeved on the surface of the fixing bolt, the fixing thread cover is in threaded connection with the surface of the fixing bolt, the sealing ring is abutted against the inner wall of the clamping groove, the protection sleeve is arranged, and the fixing bolt can be protected through the cooperation of the protection sleeve and the fixing thread cover, so that the probability of corrosion and rust of the fixing bolt is reduced.

Compared with the prior art, the utility model has the advantages and positive effects that:

according to the utility model, the fixing device is arranged, when the cantilever component is assembled, the support frame is arranged below the cross beam, the U-shaped frame is aligned with the support frame and buckled on the surface of the cross beam, when the U-shaped frame is contacted with the surface of the support frame, the fixing bolt is inserted into the U-shaped frame, meanwhile, the fixing bolt is rotated, the fixing bolt is screwed into the support frame in the rotating process, and when the fixing bolt is screwed, the position of the U-shaped frame can be limited, so that the assembly operation of the cantilever component can be completed immediately; after the assembly of the cantilever assembly is completed, the carrying plate is stirred, the carrying plate is forced to rotate into the constraint frame, when the carrying plate rotates to the maximum angle, the limiting bolt is pushed, the limiting bolt is forced to push the positioning pin to be inserted into the constraint frame, when the positioning pin moves to the maximum distance, the limiting bolt is rotated to be gradually screwed into the fastening nut in the rotating process, when the limiting bolt is screwed, the position of the positioning pin can be limited by matching with the fastening nut, after the position of the positioning pin is limited, the carrying plate can be limited in the constraint frame, the carrying plate at the other side is fixed according to the steps, when the positions of the carrying plates at the two sides are all fixed, the joint part of the support frame can be reinforced, and by arranging the stabilizing device, the structural strength of the joint part of the support frame is increased, the load born by the joint part of the support frame is reduced, the stability of the support frame is improved, and the supporting effect of the support frame is improved.

Drawings

FIG. 1 is a schematic view of a steel cantilever mechanism according to the present utility model;

fig. 2 is a schematic view showing a bottom view of a steel structure cantilever mechanism according to the present utility model;

FIG. 3 is a schematic view of a fixing device of a steel cantilever mechanism according to the present utility model;

FIG. 4 is a schematic view of the structure of the steel cantilever mechanism of FIG. 3A according to the present utility model;

fig. 5 is a schematic structural view of a protection device of a steel structure cantilever mechanism according to the present utility model.

Legend description:

1. a cross beam; 2. a U-shaped frame; 3. a support frame; 4. a fixing bolt; 5. a stabilizing device; 51. an assembly frame; 52. a force-carrying plate; 53. a binding frame; 54. a positioning pin; 55. a limit bolt; 56. a fastening nut; 6. a protective device; 61. a linking ring; 62. a rubber ring; 63. a protective sleeve; 64. a fixed screw cap; 65. a seal ring; 66. a clamping groove.

Detailed Description

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a steel construction mechanism of encorbelmenting, including crossbeam 1, U-shaped frame 2, support frame 3 and securing device 5, U-shaped frame 2 installs the surface at crossbeam 1, and the lower surface at crossbeam 1 is installed to support frame 3, and the round hole has been seted up to the upper surface of U-shaped frame 2, and the inside wall that U-shaped frame 2 is located the round hole is inserted and is equipped with gim peg 4, and threaded hole is seted up to the upper surface of support frame 3, gim peg 4 and the inner wall threaded connection of threaded hole, securing device 5 setting is at the surface of support frame 3, and gim peg 4 is provided with protector 6 with the junction of support frame 3.

The specific arrangement and function of the securing means 5 and the protective means 6 will be described in detail below.

In this embodiment: the stabilizing device 5 comprises an assembly frame 51, the assembly frame 51 is fixedly connected with the surface of the support frame 3, a rotating hole is formed in the surface of the assembly frame 51, the inner wall of the assembly frame 51, which is positioned in the rotating hole, is hinged with a force bearing plate 52, and the lower surface of the support frame 3 is fixedly connected with a binding frame 53.

Specifically, the guide hole has been seted up on the surface of carrier plate 52, and carrier plate 52 is located the inner wall sliding connection of guide hole and has had locating pin 54, and the jack has been seted up on the surface of locating pin 54, and locating pin 54 is located the inner wall threaded connection of jack and has a stop bolt 55, and the surface fixedly connected with fastening nut 56 of carrier plate 52 sets up locating pin 54, and when being limited by the restriction position of stop bolt 55 through locating pin 54, can restrict the position of carrier plate 52 in constraint frame 53.

Specifically, the number of the load plates 52 is two, the two load plates 52 are symmetrically arranged about the assembly frame 51, and the load plates 52 are in contact with the inner wall of the constraint frame 53.

In this embodiment: the force-bearing plate 52 is provided, and when the force-bearing plate 52 is limited in the binding frame 53, the joint part of the support frame 3 can be reinforced.

Specifically, the locating pin 54 runs through the guiding hole setting, and the locating pin 54 is pegged graft mutually with the inner wall of constraint frame 53, and spacing bolt 55 and the inner wall sliding connection of guiding hole, spacing bolt 55 run through the setting of carrying plate 52, and spacing bolt 55 and the inner wall threaded connection of fastening nut 56 set up fastening nut 56, can retrain the position of spacing bolt 55 through fastening nut 56 to realize the constraint effect of spacing bolt 55.

In this embodiment: the protector 6 includes the adapter ring 61, and the lower fixed surface of adapter ring 61 and support frame 3 is connected, and draw-in groove 66 has been seted up to the inner wall of adapter ring 61, and the inner wall fixedly connected with rubber circle 62 that adapter ring 61 is located draw-in groove 66, and protection sleeve 63 is installed to the inner wall of adapter ring 61, and the inner wall rotation of protection sleeve 63 is connected with fixed screw cap 64.

In this embodiment: the engagement ring 61 is provided, and the fitting position of the protective sleeve 63 can be determined by the engagement ring 61 to reduce the probability of displacement of the protective sleeve 63.

Specifically, the surface of the protective sleeve 63 is fixedly connected with a sealing ring 65, the surface of the fixed screw cap 64 is provided with a clamping groove 66, the sealing ring 65 is arranged, and the sealing performance between the protective sleeve 63 and the fixed screw cap 64 is improved through the matching of the sealing ring 65 and the clamping groove 66.

Specifically, the surface of the protection sleeve 63 is provided with a storage groove, the rubber ring 62 is abutted against the inner wall of the storage groove, the protection sleeve 63 is sleeved on the surface of the fixing bolt 4, the fixing thread cover 64 is in threaded connection with the surface of the fixing bolt 4, and the sealing ring 65 is abutted against the inner wall of the clamping groove 66.

In this embodiment: the protection sleeve 63 is arranged, and the fixing bolt 4 can be protected through the cooperation of the protection sleeve 63 and the fixing thread cover 64, so that the probability of corrosion and rust of the fixing bolt 4 is reduced.

Working principle: when the cantilever component is assembled, the support frame 3 is mounted below the cross beam 1, the U-shaped frame 2 is aligned with the support frame 3 and buckled on the surface of the cross beam 1, when the U-shaped frame 2 is contacted with the surface of the support frame 3, the fixing bolt 4 is inserted into the U-shaped frame 2, the fixing bolt 4 is rotated, the fixing bolt 4 is screwed into the support frame 3 in the rotating process, when the fixing bolt 4 is screwed, the position of the U-shaped frame 2 can be limited, and then the assembly operation of the cantilever component is completed; after the assembly of the overhanging component is completed, the carrying plate 52 is stirred, the carrying plate 52 is forced to rotate into the constraint frame 53, when the carrying plate 52 rotates to the maximum angle, the limiting bolt 55 is pushed, the limiting bolt 55 is forced to push the positioning pin 54 to be inserted into the constraint frame 53, when the positioning pin 54 moves to the maximum distance, the limiting bolt 55 is rotated, the limiting bolt 55 is gradually screwed into the fastening nut 56 in the rotating process, when the limiting bolt 55 is screwed, the position of the positioning pin 54 can be limited by matching with the fastening nut 56, after the position of the positioning pin 54 is limited, the carrying plate 52 can be limited in the constraint frame 53, then the carrying plate 52 at the other side can be fixed according to the steps, when the positions of the carrying plates 52 at two sides are all fixed, the joint part of the support frame 3 can be reinforced, through the arrangement of the fixing device 5, the structural strength of the joint part of the support frame 3 is increased, the load born by the joint part of the support frame 3 is reduced, the stability of the support frame 3 is improved, and the supporting effect of the support frame 3 is improved. In addition, after the installation of the overhanging component is completed by arranging the protecting device 6, the protecting sleeve 63 is aligned with the fixing bolt 4, the fixing thread cover 64 is pushed, the fixing thread cover 64 is stressed to push the protecting sleeve 63 to move, the protecting sleeve 63 is sleeved on the surface of the fixing bolt 4 in the moving process, when the fixing thread cover 64 is sleeved on the surface of the fixing bolt 4, the fixing thread cover 64 is rotated to be gradually screwed on the fixing bolt 4 in the rotating process, meanwhile, the protecting sleeve 63 is pushed by the fixing thread cover 64 to be inserted into the connecting ring 61, when the protecting sleeve 63 is completely inserted into the connecting ring 61, the rubber ring 62 is clamped into the accommodating groove, and when the fixing thread cover 64 is completely screwed, the installation operation of the protecting device 6 is completed, by arranging the protecting device 6, the protecting effect of the component on the bolt is improved, the corrosion and rust probability of the component bolt is reduced, and the service life of the component bolt is further prolonged.

Claims

1. Steel construction mechanism of encorbelmenting, including crossbeam (1), U-shaped frame (2), support frame (3) and securing device (5), its characterized in that: the utility model discloses a cross beam structure, including crossbeam (1), support frame (3) are installed on the surface of crossbeam (1), the round hole has been seted up to the upper surface of support frame (3), round hole has been seted up to the inner wall that U-shaped frame (2) are located the round hole is inserted and is equipped with gim peg (4), threaded hole has been seted up to the upper surface of support frame (3), gim peg (4) and threaded hole's inner wall threaded connection, stabilizer (5) set up the surface at support frame (3), stabilizer (5) include assembly jig (51), the surface fixed connection of assembly jig (51) and support frame (3), the change hole has been seted up on the surface of assembly jig (51), the inner wall that assembly jig (51) are located the change hole articulates there is carrier plate (52), the lower surface fixed connection of support frame (3) has constraint frame (53).

2. The steel structure cantilever mechanism according to claim 1, wherein: guide holes are formed in the surface of the force carrying plate (52), positioning pins (54) are slidably connected to the inner walls of the guide holes, insertion holes are formed in the surfaces of the positioning pins (54), limiting bolts (55) are connected to the inner walls of the insertion holes in a threaded mode, and fastening nuts (56) are fixedly connected to the surfaces of the force carrying plate (52).

3. The steel structure cantilever mechanism according to claim 1, wherein: the number of the load plates (52) is two, the two load plates (52) are symmetrically arranged on the left and right sides of the assembly frame (51), and the load plates (52) are in contact with the inner wall of the constraint frame (53).

4. The steel structure cantilever mechanism according to claim 2, wherein: the locating pin (54) runs through the guiding hole setting, locating pin (54) peg graft mutually with the inner wall of constraint frame (53), spacing bolt (55) and the inner wall sliding connection of guiding hole, spacing bolt (55) run through carrier plate (52) setting, the inner wall threaded connection of spacing bolt (55) and fastening nut (56).

5. The steel structure cantilever mechanism according to claim 1, wherein: the utility model discloses a fixing bolt, including fixing bolt (4), support frame (3), fixing bolt (4), support frame (3) are located, the junction of fixing bolt (4) and support frame (3) is provided with protector (6), protector (6) are including linking ring (61), the lower fixed surface who links up ring (61) and support frame (3) is connected, draw-in groove (66) have been seted up to the inner wall of linking ring (61), linking ring (61) are located the inner wall fixedly connected with rubber circle (62) of draw-in groove (66), protection sleeve (63) are installed to the inner wall of linking ring (61), the inner wall rotation of protection sleeve (63) is connected with fixed screw cap (64).

6. The steel structure cantilever mechanism according to claim 5, wherein: the surface of the protective sleeve (63) is fixedly connected with a sealing ring (65), and the surface of the fixed thread cover (64) is provided with a clamping groove (66).

7. The steel structure cantilever mechanism according to claim 6, wherein: the surface of protection sleeve (63) has seted up and has accomodate the groove, rubber circle (62) and the inner wall looks butt of accomodating the groove, protection sleeve (63) cup joint with the surface of gim peg (4), fixed screw thread lid (64) and the surperficial threaded connection of gim peg (4), sealing washer (65) and the inner wall looks butt of draw-in groove (66).