Overhanging I-shaped steel scaffold erecting base

Abstract

The utility model belongs to the technical field of building construction, and particularly discloses a cantilever I-shaped steel scaffold erecting base which comprises a base plate arranged on I-shaped steel, and the base plate is detachably connected with the I-shaped steel. A first screw rod is arranged on the base plate, a second screw rod is arranged at the top of the first screw rod, and the first screw rod and the second screw rod are connected through a connecting cylinder; a connecting disc is arranged at the top of the second screw rod, and a plurality of connecting grooves are evenly formed in the connecting disc and used for being connected with a steel pipe. Rapid fixing is achieved through the detachable connecting structure of the base plate and the I-shaped steel, the repeated utilization rate of the I-shaped steel is improved through lossless connection of the base plate and the I-shaped steel, the steel pipes of the scaffold are connected in a clamped mode through the connecting disc, the erecting process of the scaffold is simplified, and erecting auxiliary materials of the scaffold are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of building construction, especially relate to a cantilever H-shaped steel scaffold erecting base. BACKGROUND

[0002] With the development of society, the construction of high-rise buildings is more and more, in the field of building construction, cantilever scaffold as the important facility of guaranteeing high altitude operation safety, its structure form and construction efficiency directly influence engineering progress and cost control. The H-shaped steel cantilever scaffold system widely used in the current engineering has the following technical defects to be solved urgently:

[0003] The traditional cantilever structure adopts welding process to fix the positioning steel bar on the surface of H-shaped steel, and the positioning of the scaffold stand is realized through rigid connection. Although this process can meet the initial erection requirement, the permanent connection formed by welding makes the positioning steel bar on the surface of H-shaped steel unable to be disassembled by conventional means, which seriously reduces the material reuse rate. The existing scaffold erection process relies on manual use of bolt buckle for node connection, and 4-6 bolts need to be fastened for a single standard node, so the large number of components leads to a sharp increase in on-site management difficulty. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the defects in the prior art, and provides a cantilever H-shaped steel scaffold erecting base.

[0005] The utility model provides a cantilever H-shaped steel scaffold erecting base, including the base plate being arranged on the H-shaped steel, the base plate with the H-shaped steel can be detachably connected;

[0006] The first screw rod is arranged on the base plate, the second screw rod is arranged at the top of the first screw rod, and the first screw rod and the second screw rod are connected through the connecting barrel;The connecting disc is arranged at the top of the second screw rod, a plurality of connecting grooves are uniformly formed in the connecting disc, and the steel pipe is connected.

[0007] Further, one end of the base plate is bent to form a bent plate, a square hole is formed at the other end of the base plate, a rotating shaft is arranged in the square hole, a clamping plate is arranged on the rotating shaft, the clamping plate is rotatably connected with the rotating shaft, and a fixing bolt is arranged on the clamping plate.

[0008] Further, the clamping plate comprises a rotating head and a fixed plate, and the rotating head and the fixed plate are integrally formed.

[0009] The rotating head is sleeved on the rotating shaft, and the fixing bolt is arranged at one end of the fixed plate away from the rotating head.

[0010] The upper surface of the I-shaped steel is clamped into the bending plate on one side, and the upper surface of the I-shaped steel is located between the base plate and the fixing plate on the other side, the fixing bolt is abutted to the I-shaped steel by screwing the fixing bolt, and the outer side of the rotating head is abutted to the inner wall of the square hole.

[0011] Further, the bending angle of the bending plate is 135 degrees.

[0012] Further, the connecting cylinder is provided with a rotating handle outside, a threaded hole is formed inside the connecting cylinder, a partition plate is arranged in the middle of the threaded hole, and the threaded hole is divided into an upper interface and a lower interface; the upper interface is used for connecting the second screw rod, and the lower interface is used for connecting the first screw rod.

[0013] Further, four connecting grooves are uniformly formed on the connecting disc, and the connecting disc is used for connecting four steel pipes in different directions; the end of the steel pipe is provided with a connecting head, two clamping plates are arranged in parallel at the end of the connecting head, and the connecting disc is clamped between the two clamping plates; a clamping groove corresponding to the connecting groove is formed in each clamping plate, and a clamping pin is arranged in the clamping groove; the length of the bottom of the clamping pin is less than that of the clamping groove, and the length of the top of the clamping pin is greater than that of the clamping groove.

[0014] The length of the bottom of the clamping pin is less than that of the clamping groove, and the length of the top of the clamping pin is greater than that of the clamping groove.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a detachable connecting structure of base plate and I-shaped steel realizes quick fixing, and the lossless connection of base plate and I-shaped steel improves the reusability of I-shaped steel, and the steel pipe of the scaffold is clamped through the connecting disc, so that the erecting process of the scaffold is simplified, and the auxiliary materials for erecting the scaffold are reduced.

[0017] When the base plate is fixed, the bending plate is clamped into the upper wing edge of the I-shaped steel, the other side edge of the upper wing of the I-shaped steel is located between the base plate and the fixing plate, the end of the fixing bolt is abutted to the I-shaped steel by screwing the fixing bolt, and in this process, the inner wall of the square hole plays a limiting role to make the outer side of the rotating head abut against the inner wall of the square hole.

[0018] The connecting cylinder drives the threaded cooperation of the upper and lower interfaces through the rotating handle, the height of the connecting disc is steplessly adjusted, the applicability is improved, the partition plate is arranged in the connecting cylinder, the independent upper and lower interfaces are formed, and the stability of the connection of the first screw rod and the second screw rod is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] The following drawings are only used for illustrating and explaining the present application and are not used for limiting the scope of the present application, wherein:

[0020] Fig. 1 The present application is an assembly structure diagram;

[0021] Fig. 2 The present application is a structure diagram;

[0022] Fig. 3 The present application is a structure explosion diagram;

[0023] In the drawing: 1, I-shaped steel; 2, base plate; 3, first screw rod; 4, rotating shaft; 5, clamping plate; 6, connecting cylinder; 7, second screw rod; 8, connecting disc; 9, steel pipe; 10, connecting head; 11, clamping pin; 12, fixing bolt; 13, connecting groove; 14, clamping plate; 15, bending plate; 16, square hole; 17, rotating head; 18, fixing plate; 19, upper interface; 20, lower interface; 21, partition plate. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme, design method and advantages of the present application more clear and explicit, the present application is further described in detail below with specific embodiments combined with the drawings. It should be understood that the specific embodiments described herein are only used for explaining the present application and are not used for limiting the present application.

[0025] As shown in Figs. 1-3 The present application provides a kind of cantilever I-shaped steel scaffold erection base, including the base plate 2 being set on I-shaped steel 1, the base plate 2 with the I-shaped steel 1 can be detached connection;Specifically, in the end bending of base plate 2 forms bending plate 15, in the present embodiment, the bending angle of bending plate 15 is 135 °. Square hole 16 is opened in the other end of base plate 2, rotating shaft 4 is arranged in square hole 16, clamping plate 5 is arranged on rotating shaft 4, clamping plate 5 is rotatably connected with rotating shaft 4, fixing bolt 12 is arranged on clamping plate 5. Among them, clamping plate 5 includes rotating head 17 and fixing plate 18, rotating head 17 and fixing plate 18 are integrally formed;Rotating head 17 is sleeved on rotating shaft 4, fixing bolt 12 is arranged at the end of fixing plate 18 away from rotating head 17;When assembling, the upper surface side of I-shaped steel 1 is clamped into bending plate 15, the other side of the upper surface of I-shaped steel 1 is located between base plate 2 and fixing plate 18, by screwing fixing bolt 12, so that fixing bolt 12 abuts against I-shaped steel 1, continuously screwing fixing bolt 12, so that fixing plate 18 drives rotating head 17 to rotate counterclockwise by a certain angle, until the outside of rotating head 17 abuts against the inner wall of square hole 16, in this process, the inner wall of square hole 16 plays a limiting role.

[0026] The first screw rod 3 is arranged on the base plate 2, the top of the first screw rod 3 is provided with the second screw rod 7, and the first screw rod 3 and the second screw rod 7 are connected through the connecting cylinder 6; the top of the second screw rod 7 is provided with the connecting disc 8, a plurality of connecting grooves 13 are uniformly arranged on the connecting disc 8, and the connecting disc 8 is used for connecting the steel pipe 9. Specifically, the connecting cylinder 6 is provided with a rotating handle outside, a threaded hole is arranged in the connecting cylinder 6, a partition plate 21 is arranged in the middle of the threaded hole, and the threaded hole 21 is divided into an upper interface 19 and a lower interface 20; the upper interface 19 is used for connecting the second screw rod 7, and the lower interface 20 is used for connecting the first screw rod 3.

[0027] In the embodiment, four connecting grooves 13 are uniformly arranged on the connecting disc 8, and the four connecting grooves 13 are used for connecting four steel pipes 9 in different directions; the end of the steel pipe 9 is provided with a connecting head 10, two clamping plates 14 are arranged in parallel at the end of the connecting head 10, and the connecting disc 8 is clamped between the two clamping plates 14; a clamping groove corresponding to the connecting groove 13 is arranged on each clamping plate 14, a clamping pin 11 is arranged in the clamping groove, and the bottom of the clamping pin 11 penetrates the clamping groove and the connecting groove 13; the length of the bottom of the clamping pin 11 is less than the length of the clamping groove, and the length of the top of the clamping pin 11 is greater than the length of the clamping groove.

[0028] When assembling, the bent plate 15 of the base plate 2 is clamped into the flange edge of the I-shaped steel 1, the rotating clamp plate 5 is rotated to cover the upper surface of the other side of the I-shaped steel by the fixed plate 18, the fixed bolt 12 is screwed to abut the rotating head 17 and the inner wall of the square hole 16, the mechanical fixing of the base plate and the I-shaped steel is completed, according to the height requirement of the construction layer, the rotating handle outside the connecting cylinder 6 is driven to drive the upper interface 19 and the lower interface 20 to be matched with the threads of the first screw rod 3 and the second screw rod 7 respectively, so that the height is adjusted steplessly, and after the clamping plate 14 at the end of the steel pipe 9 is inserted into the connecting groove 13 of the connecting disc 8 in alignment, the locking structure of the clamping pin 11 penetrating the clamping groove and the connecting groove 13 is used to complete the rapid installation. The device realizes detachable connection of the I-shaped steel and the scaffold, flexible height adjustment and rapid multi-directional node assembly, and significantly improves the construction efficiency and material reuse rate.

[0029] The above has described the embodiments of the utility model, and the above description is exemplary, is not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the scope and spirit of the described embodiments. The selection of the terms used herein is intended to best explain the principles, practical applications or technical improvements in the market of the embodiments, or to enable other ordinary skilled persons in the art to understand the embodiments disclosed herein.

Claims

1. A cantilevered H-purlin scaffold erection base, characterized in that, It includes the base plate (2) arranged on the I-shaped steel (1), and the base plate (2) is detachably connected with the I-shaped steel (1); A first screw rod (3) is arranged on the base plate (2), a second screw rod (7) is arranged on the top of the first screw rod (3), and the first screw rod (3) and the second screw rod (7) are connected through a connecting cylinder (6); a connecting disc (8) is arranged on the top of the second screw rod (7), and a plurality of connecting grooves (13) are uniformly arranged on the connecting disc (8) and used for connecting steel pipes (9).

2. The cantilevered I-beam scaffold erection base according to claim 1, characterized in that, One end of the base plate (2) is bent to form a bent plate (15), a square hole (16) is arranged at the other end of the base plate (2), a rotating shaft (4) is arranged in the square hole (16), a clamping plate (5) is arranged on the rotating shaft (4), and the clamping plate (5) is rotatably connected with the rotating shaft (4); and a fixing bolt (12) is arranged on the clamping plate (5).

3. The cantilevered I-beam scaffold erection base according to claim 2, characterized in that, The clamping plate (5) comprises a rotating head (17) and a fixing plate (18), and the rotating head (17) and the fixing plate (18) are integrally formed; The rotating head (17) is sleeved on the rotating shaft (4), and the fixing bolt (12) is arranged at one end of the fixing plate (18) away from the rotating head (17); One side of the upper surface of the I-shaped steel (1) is clamped into the bent plate (15), the other side of the upper surface of the I-shaped steel (1) is located between the base plate (2) and the fixing plate (18), the fixing bolt (12) is screwed to abut against the I-shaped steel (1), and the outer side of the rotating head (17) abuts against the inner wall of the square hole (16).

4. The cantilevered I-beam scaffold erection base according to claim 3, characterized in that, The bending angle of the bent plate (15) is 135°.

5. The cantilevered I-beam scaffold erection base according to claim 1, characterized in that, A rotating handle is arranged on the outside of the connecting cylinder (6), a threaded through hole is arranged in the connecting cylinder (6), a partition plate (21) is arranged in the middle of the threaded through hole, the threaded through hole is divided into an upper interface (19) and a lower interface (20), the upper interface (19) is used for connecting the second screw rod (7), and the lower interface (20) is used for connecting the first screw rod (3).

6. The cantilevered I-beam scaffold erection base according to claim 1, characterized in that, Four connecting grooves (13) are uniformly arranged on the connecting disc (8) and used for connecting four steel pipes (9) in different directions, a connecting head (10) is arranged at the end of the steel pipe (9), two clamping plates (14) are arranged in parallel at the end of the connecting head (10) and used for clamping the connecting disc (8) between the two clamping plates (14), a clamping groove corresponding to the connecting groove (13) is arranged on each clamping plate (14), a clamping pin (11) is arranged in the clamping groove, and the bottom of the clamping pin (11) penetrates the clamping groove and the connecting groove (13). The length of the bottom of the clamping pin (11) is less than that of the clamping groove, and the length of the top of the clamping pin (11) is greater than that of the clamping groove.

Images