Conversion joist of ring lock scaffold

Abstract

The utility model provides a conversion joist of a ring lock scaffold, and belongs to the technical field of constructional engineering. The ring lock scaffold conversion joist comprises two pieces of channel steel with opposite notches and a locking structure arranged between the ends of the two pieces of channel steel, the locking structure comprises a rotating rod, the rotating rod is provided with a first end and a second end, the first end of the rotating rod is rotationally connected with one piece of channel steel, and the second end of the rotating rod is rotationally connected with the other piece of channel steel. The other channel steel is provided with a lock groove used for allowing the second end of the rotating rod to be inserted therein, a check block is arranged at the second end of the rotating rod and can rotate on the plane perpendicular to the rotating rod, and the distance between the outer side end of the check block and the center of the rotating rod is larger than the radius of the rotating rod and the width of the lock groove. And when the stop block is vertical to the rotating rod, one side surface of the stop block is extruded on the channel steel. The supporting beam has the advantages that the position of the U-shaped support is convenient to adjust, the stability of the supporting beam is improved, and the detaching and connecting efficiency of the supporting beam is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, specifically relates to a disc buckle scaffold conversion joist. BACKGROUND

[0002] The existing joist is connected by bolts during installation, and the two channel steels in the joist are in a separated state before connection, and after connection, the U-shaped support is fixed, so that the position of the U-shaped support is difficult to adjust. In order to better meet the needs of actual construction, it is necessary to adjust the position of the U-shaped support more conveniently, to ensure the stability and safety of the joist, to make the connection and disassembly of the joist more convenient to use, and to be particularly important for the application and construction of the disc buckle scaffold. SUMMARY

[0003] To solve the above technical problems, the utility model provides a disc buckle scaffold conversion joist.

[0004] The technical scheme of the utility model is as follows:

[0005] A disc buckle scaffold conversion joist, comprising two channel steels arranged back to back in a slot and a locking structure arranged between the end portions of the two channel steels, the locking structure comprising a rotating rod, the rotating rod having a first end and a second end, the first end of the rotating rod being rotatably connected to one of the channel steels, a locking slot being formed in the other channel steel for inserting the second end of the rotating rod, a stop block being arranged on the second end of the rotating rod, the stop block being rotatable in a plane perpendicular to the rotating rod, the distance between the outer side end of the stop block and the center of the rotating rod being greater than the radius of the rotating rod and the width of the locking slot, and the stop block being pressed against the channel steel on one side when the stop block is perpendicular to the rotating rod.

[0006] Further, the rotating rod rotates in a vertical plane, the locking slot is formed downward from the top end of the channel steel, a groove adapted to the locking slot is formed in the channel steel rotatably connected to the first end of the rotating rod, and the width of the locking slot is adapted to the outer diameter of the rotating rod.

[0007] Further, a rotating plate is rotatably mounted on the second end of the rotating rod, the inner side end of the stop block is rotatably mounted on the rotating plate, a first wedge-shaped block is fixedly arranged on the circumferential surface of one end of the stop block connected to the rotating plate, a second wedge-shaped block is arranged on the side of the rotating plate facing the end of the stop block, a spring is arranged in the rotating plate, and the spring supports the second wedge-shaped block in an extended state.

[0008] Further, through grooves are formed in both sides of the rotating plate, a pressing block is arranged in the through groove, the opposite sides of the two pressing blocks extend into the rotating plate and are fixedly connected to the second wedge-shaped block, and the two pressing blocks are located on the outer side of the rotating rod.

[0009] Further, the outer side of the lock slot is provided with an arc-shaped guide plate fixedly installed on the channel steel, the stopper is in contact with the arc-shaped guide plate when being perpendicular to the rotating rod, the outer side surface of the arc-shaped guide plate comprises a first surface, a second surface and a third surface, the first surface and the third surface are planes, the second surface is an inclined surface, the third surface is below the lock slot, the first surface and the third surface are connected at two ends of the second surface respectively, and the distance between the third surface and the channel steel is greater than the distance between the first surface and the channel steel.

[0010] Further, a sleeve groove for sleeving the arc-shaped guide plate is formed on the stopper.

[0011] Further, limit plates are arranged at two ends of the arc-shaped guide plate, for preventing the stopper from being separated from the end of the arc-shaped guide plate.

[0012] Further, arc-shaped grooves are uniformly formed on the surfaces of opposite sides of the two channel steels, and the depth of the arc-shaped grooves is less than the height difference between the first surface and the second surface.

[0013] The utility model has the advantages of the following:

[0014] 1, the connecting operation of the joist is relatively convenient, only needs operating the rotating rod to turn over to the lock slot, and then rotates the stopper and the lock slot to be out of position.

[0015] 2, the adjustment and the fixing of the U support are relatively convenient, after the two channel steels in the joist are connected, the joist is in the stable state as a whole, and the U support can be directly adjusted in the length direction of the joist, after the position of the U support is adjusted, the stopper is directly rotated on the arc-shaped guide block, the stopper cooperates with the arc-shaped guide block to extrude the channel steel inwards, so that the joist can clamp and fix the U support.

[0016] 3, by setting up the arc-shaped groove, when the channel steel clamps the U support, the arc-shaped groove can sleeve the sleeve of the bottom of the U support, better limits the U support in the length direction of the joist, improves the stability, and the operation is extremely convenient. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall schematic view of the utility model;

[0018] Figure 2 It is the enlarged view of A of the utility model;

[0019] Figure 3 It is the schematic view of the lock slot and the groove of the utility model;

[0020] Figure 4 It is the enlarged view of B of the utility model;

[0021] Figure 5 It is the schematic view of the second end of the rotating rod entering the lock slot of the utility model;

[0022] Figure 6 is the enlarged view of C of the utility model;

[0023] Figure 7 is the schematic view of the stopper perpendicular to the rotating rod of the utility model;

[0024] Figure 8 is the enlarged view of D of the utility model;

[0025] Figure 9 is the structural schematic view of the arc-shaped guide plate of the utility model;

[0026] Figure 10 is the schematic view of the sleeve groove of the utility model.

[0027] In the figure: 1, channel steel; 2, rotating rod; 3, lock groove; 4, stopper; 5, recess; 6, rotating plate; 7, first wedge-shaped block; 8, second wedge-shaped block; 9, spring; 10, through groove; 11, pressing block; 12, arc-shaped guide plate; 12.1, first face; 12.2, second face; 12.3, third face; 13, sleeve groove; 14, limiting plate; 15, arc-shaped recess. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0029] A disc buckle scaffold conversion joist, including two channel steel 1s that are back-to-back arranged in a notch and a locking structure arranged between the end portions of the two channel steel 1s, the locking structure includes a rotating rod 2, the rotating rod 2 has a first end and a second end, the first end of the rotating rod 2 is rotationally connected with one of the channel steel 1s, a lock groove 3 for inserting the second end of the rotating rod 2 is formed on the other channel steel 1, and a stopper 4 is arranged on the second end of the rotating rod 2, the stopper 4 can rotate in a plane perpendicular to the rotating rod 2, and the distance between the outer side end of the stopper 4 and the center of the rotating rod 2 is greater than the radius of the rotating rod 2 and the width of the lock groove 3, when the stopper 4 is perpendicular to the rotating rod 2, one side surface of the stopper 4 is pressed on the channel steel 1. The channel steel 1 is the main load-bearing part of the conversion joist and provides a stable mounting base for other components, the locking structure is used for connecting the two channel steel 1s to ensure that they do not move or separate relative to each other when subjected to external force, thereby improving the stability and safety of the scaffold system, the lock groove 3 provides an insertion space for the rotating rod 2, and the two channel steel 1s are connected and fixed through the cooperation of the rotating rod 2 and the stopper 4. The first end of the rotating rod 2 is rotationally connected with one of the channel steel 1s, which can adopt a rotating seat or other components capable of realizing rotation, and details are not described herein.

[0030] The rotating rod 2 rotates in the vertical plane, the lock slot 3 is downwardly formed from the top end of the channel steel 3, the channel steel 1 connected with the first end of the rotating rod 2 is provided with the groove 5 matched with the lock slot 3, and the width of the lock slot 3 is matched with the outer diameter of the rotating rod 2. The rotating rod 2 rotates in the vertical plane, so that the operation is more convenient, the groove 5 provides the insertion space for the rotating rod 2, the rotating rod 2 is rotated, so that the second end of the rotating rod 2 enters the lock slot 3, the stop block 4 is rotated, when the stop block 4 is rotated to the staggered state with the lock slot 3, the outer side end of the stop block 4 is located outside the range of the lock slot 3, at this time, the stop block 4 can limit the channel steel 1, and the connection and fixation of the two channel steels 1 are realized by cooperating with the rotating rod 2.

[0031] The second end of the rotating rod 2 is rotatably provided with the rotating plate 6, the inner side end of the stop block 4 is rotatably provided on the rotating plate 6, the first wedge-shaped block 7 is fixedly arranged on the circumferential surface of one end of the rotating plate 6, the one side surface of the rotating plate 6 towards the end of the stop block 4 is provided with the second wedge-shaped block 8 which can be extended, the spring 9 is arranged in the rotating plate 6, and the spring 9 supports the second wedge-shaped block 8 to be in the extended state. In the initial state, the stop block 4 is in the upward state, at this time, the first wedge-shaped block 7 and the second wedge-shaped block 8 are in the separated state, after the second end of the rotating rod 2 enters the lock slot 3, the stop block 4 is directly rotated downward, the first wedge-shaped block 7 performs the circumferential motion and passes the second wedge-shaped block 8, and then the first wedge-shaped block 7 can be locked with the second wedge-shaped block 8, so as to prevent the stop block 4 from being turned upward, and the stable clamping force of the stop block 4 to the channel steel 1 is maintained. When the support beam is disassembled, the first wedge-shaped block 7 is displaced to the inside of the rotating plate 6 and presses the spring 9, after the first wedge-shaped block 7 is separated from the second wedge-shaped block 8, the stop block 4 can be turned upward, and the rotating rod 2 is separated from the lock slot 3.

[0032] The two sides of the rotating plate 6 are provided with the through grooves 10, the pressing blocks 11 are arranged in the through grooves 10, the opposite sides of the two pressing blocks 11 extend into the rotating plate 6 and are fixedly connected with the second wedge-shaped block 8, and the two pressing blocks 11 are located outside the rotating rod 2. When the stop block 4 is in the upward state, the two pressing blocks 11 are in the upward and downward distribution state, at this time, the two pressing blocks 11 are parallel to the lock slot 3 in the height direction, so as to ensure that the rotating rod 2 can enter the lock slot 3 by turning. After the rotating rod 2 enters the lock slot 3, when the stop block 4 is rotated, the rotating plate 6 is rotated by the stop block 4, the two pressing blocks 11 are switched from the upward and downward state to the left and right state, at this time, the two pressing blocks 11 are located on the two sides of the lock slot 3, and at this time, if the rotating rod 2 is directly rotated upward, the pressing blocks 11 will contact the positions on the two sides of the lock slot 3, so that the rotating rod 2 cannot be directly turned upward to separate from the lock slot 3, and then the pressing blocks 11 have the auxiliary limiting effect on the rotating rod 2, so as to further improve the stability and safety of the support beam as a whole. The opposite sides of the two pressing blocks 11 and the second wedge-shaped block 8 are fixedly connected through the connecting plate, or other components capable of realizing the connection can be used, which will not be described here.

[0033] The outer side of the lock slot 3 is provided with an arc-shaped guide plate 12 fixedly installed on the channel steel 1, and the stop block 4 is in contact with the arc-shaped guide plate 12 when being perpendicular to the rotating rod 2, the outer side of the arc-shaped guide plate 12 comprises a first surface 12.1, a second surface 12.2 and a third surface 12.3, the first surface 12.1 and the third surface 12.3 are planes, the second surface 12.2 is an inclined surface, the third surface 12.3 is located below the lock slot 3, the first surface 12.1 and the third surface 12.3 are connected at two ends of the second surface 12.2 respectively, and the distance between the third surface 12.3 and the channel steel 1 is greater than the distance between the first surface 12.1 and the channel steel 1. The arc-shaped guide plate 12 provides guidance and support for the stop block 4, and when the stop block 4 rotates, it moves from the first surface 12.1 to the third surface 12.3, and in the process of passing through the second surface 12.2, the arc-shaped guide plate 12 is subjected to the inward extrusion of the stop block 4 due to the inclined surface of the second surface 12.2, at this time, the arc-shaped guide plate 12 makes the channel steel 1 connected therewith inwardly displace, thereby realizing clamping the U-shaped support from both sides. This design is convenient to operate and improves the connection stability between the joist and the U-shaped support.

[0034] A sleeve groove 13 is formed on the stop block 4 for sleeving the arc-shaped guide plate 12. The design of the sleeve groove 13 enables the stop block 4 to smoothly cooperate with the arc-shaped guide plate 12 during rotation, and when the stop block 4 rotates to contact the arc-shaped guide plate 12, the sleeve groove 13 is sleeved outside the arc-shaped guide plate 12.

[0035] Limiting plates 14 are arranged at both ends of the arc-shaped guide plate 12 for preventing the stop block 4 from being separated from the end of the arc-shaped guide plate 12. The limiting plates 14 limit the rotation of the stop block 4 on the arc-shaped guide plate 12 and prevent it from being separated from the end of the arc-shaped guide plate 12 during rotation.

[0036] Arc-shaped grooves 15 are uniformly formed on the surfaces of the opposite sides of the two channel steels 1, and the depth of the arc-shaped grooves 15 is less than the height difference between the first surface 12.1 and the second surface 12.2. When the stop block 4 is located on the first surface 12.1, the distance between the two arc-shaped grooves 15 on the two channel steels 1 is greater than the outer diameter of the U-shaped support bottom sleeve, at this time, the U-shaped support can be directly moved to the appropriate position in the length direction of the joist, and in this process, the two channel steels 1 are limited by the stop block 4 and the lock slot 3 and cannot be separated. During the process of rotating the stop block 4 from the first surface 12.1 to the third surface 12.3 of the arc-shaped guide plate 12, the two channel steels 1 are relatively displaced, the arc-shaped grooves 15 can laterally sleeve the U-shaped support bottom sleeve, realizing clamping the U-shaped support bottom sleeve from both sides, and the arc-shaped grooves 15 realize limiting the U-shaped support in the length direction of the joist, thereby improving the stability and accuracy of the U-shaped support installation.

[0037] When the work is carried out, first, the two channel steels 1 are placed on the column disc, the stopper 4 is kept in the upward state, then the rotating rod 2 is rotated, the second end of the rotating rod 2 is inserted into the locking groove 3 of the other channel steel 1, then the stopper 4 is rotated downward, when the stopper 4 is rotated downward, the first contractile block 7 makes a circular motion and passes the second contractile block 8, then the first contractile block 7 can be locked with the second contractile block 8, the sleeve groove 13 of the stopper 4 buckles the arc-shaped guide plate 12, when the stopper 4 is located on the first face 12.1 of the arc-shaped guide plate 12, the U-shaped support can be directly moved in the length direction of the joist to the appropriate position, the stopper 4 is continuously rotated from the first face 12.1 to the third face 12.3 of the arc-shaped guide plate 12, the arc-shaped guide plate 12 is extruded inward by the stopper 4, so that the two channel steels 1 are relatively displaced, the arc-shaped recess 15 can be laterally sleeved on the bottom sleeve of the U-shaped support. When the joist is disassembled, the pressing block 11 is displaced inward to the rotating plate 6 and extrudes the spring 9, after the first contractile block 7 is separated from the second contractile block 8, the stopper 4 can be turned upward, and the rotating rod 2 is separated from the locking groove 3.

[0038] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A disc-bolt scaffold transfer beam, characterized by, The utility model provides a locking structure of two channel steels (1) which are set back to each other and are set between the end of two channel steels (1), the locking structure includes the rotating lever (2), the rotating lever (2) has the first end and the second end, the first end of rotating lever (2) is rotatably connected with one of channel steel (1), the other channel steel (1) is set up with the lock slot (3) for the second end insertion of rotating lever (2), and the second end of rotating lever (2) is provided with the stopper (4), the stopper (4) can rotate on the plane perpendicular to rotating lever (2), and the distance between the outside end of stopper (4) and the center of rotating lever (2) is greater than the radius of rotating lever (2) and the width of lock slot (3), when the stopper (4) is perpendicular to rotating lever (2), one side of stopper (4) is extruded on channel steel (1).

2. A disc coupler scaffold transfer beam as claimed in claim 1 wherein, The rotating lever (2) rotates in the vertical plane, the lock slot (3) is set down from the top end of channel steel (1), and the channel steel (1) rotatably connected with the first end of the rotating lever (2) is provided with a groove (5) matched with the lock slot (3), and the width of the lock slot (3) is matched with the outer diameter of the rotating lever (2).

3. A disc coupler scaffold transfer beam as claimed in claim 1, wherein, The second end of the rotating lever (2) is rotatably installed with a rotating plate (6), the inside end of the stopper (4) is rotatably installed on the rotating plate (6), the first wedge-shaped block (7) is fixedly arranged on the circumferential surface of one end of the rotating plate (6) connected with the stopper (4), the second wedge-shaped block (8) is arranged on the side of the rotating plate (6) facing the end of the stopper (4), the spring (9) is arranged in the rotating plate (6), and the spring (9) supports the second wedge-shaped block (8) in the extended state.

4. A disc coupler scaffold transfer beam as claimed in claim 3 wherein, Both sides of the rotating plate (6) are provided with through grooves (10), the pressure blocks (11) are arranged in the through grooves (10), the opposite sides of the two pressure blocks (11) extend into the rotating plate (6) and are fixedly connected with the second wedge-shaped block (8), and the two pressure blocks (11) are located outside the rotating lever (2).

5. A disc-bolt scaffolding conversion header beam as claimed in claim 1 wherein, The outside of the lock slot (3) is provided with the arc-shaped guide plate (12) fixedly installed on the channel steel (1), the stopper (4) is in contact with the arc-shaped guide plate (12) when it is perpendicular to the rotating lever (2), the outside surface of the arc-shaped guide plate (12) includes the first surface (12.1), the second surface (12.2) and the third surface (12.3), the first surface (12.1) and the third surface (12.3) are planes, the second surface (12.2) is an inclined surface, the third surface (12.3) is located below the lock slot (3), the first surface (12.1) and the third surface (12.3) are connected at the two ends of the second surface (12.2) respectively, and the distance between the third surface (12.3) and the channel steel (1) is greater than the distance between the first surface (12.1) and the channel steel (1).

6. A disc coupler scaffold transfer beam as claimed in claim 5 wherein, The stopper (4) is provided with the sleeve groove (13) for sleeving the arc-shaped guide plate (12).

7. A disc-bolt scaffolding conversion header beam as claimed in claim 5 wherein, Both ends of the arc-shaped guide plate (12) are provided with the limiting plates (14) for preventing the stopper (4) from being separated from the end of the arc-shaped guide plate (12).

8. A disc-bolt scaffolding conversion header beam as claimed in claim 5 wherein, The arc-shaped grooves (15) are evenly arranged on the surfaces of the opposite sides of the two channel steels (1), and the depth of the arc-shaped grooves (15) is less than the height difference between the first surface (12.1) and the second surface (12.2).

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