Self-locking fastener for building construction scaffold

Abstract

The utility model discloses a building construction scaffold self-locking fastener, and relates to the technical field of scaffold self-locking fasteners. According to the building construction scaffold self-locking fastener, by arranging an inserting cylinder, a rotating cylinder, a first pull rope, an inserting block, a threaded cylinder, an inserting rod, a moving block, a clamping block and a pull rope, the threaded cylinder is in threaded connection with one end of a scaffold steel pipe, then a clamping block is fixed to a stand column of a scaffold through bolts and nuts, then the inserting block is inserted into the inserting cylinder, and the clamping block is clamped into a first annular groove; a rotating drum is rotated, the rotating drum pulls a first pull rope, and the first pull rope pulls a clamping block, so that an inserting block can be separated, the scaffold steel pipes are taken down, a hexagonal block is rotated by using a wrench, the hexagonal block drives a screw rod to rotate, and the screw rod drives a right side moving block to move; the right side moving block drives the left side moving block to move through the inserting hole and the inserting rod, and therefore the positions of the moving blocks can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffold self-locking fasteners, in particular to a building construction scaffold self-locking fastener. Background Art

[0002] As is known to all, fasteners for connecting building scaffolds are auxiliary connecting pieces used for connecting and fixing scaffolds, and are widely used in the field of building construction.

[0003] The fasteners of the existing scaffolding are all connected by bolts and nuts. When the scaffolding is dismantled, the fasteners must also be dismantled, which is very troublesome. Moreover, after the fasteners are fixed, the position is not convenient to adjust. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a self-locking fastener for a building construction scaffold, which solves the problems raised by the above-mentioned background technology.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a self-locking fastener for a construction scaffold, comprising four clamping blocks, wherein the front and rear sides of the clamping blocks are fixed with fixing plates, a screw is rotatably connected between the two clamping blocks on the right side, a sliding rod is fixedly connected between the two clamping blocks on the left side, the outer side walls of the sliding rod and the outer side walls of the screw are respectively slidably connected and screwed with moving blocks, and the opposite sides of the two moving blocks are respectively provided with and fixed with insertion holes and insertion rods, the left front and rear sides of the moving block on the left side and the right front and rear sides of the moving block on the right side are fixed with insertion tubes, an insertion block is inserted into the inside of the insertion tube, a threaded tube is fixed to the end of the insertion block away from the moving block, and a hexagonal block is fixed to the top of the screw.

[0006] Preferably, the inner side wall of the insert tube is provided with two first receiving holes, a first spring is fixed inside the first receiving hole, a clamping block is fixed at the other end of the first spring, and a first annular groove is provided on the outer side wall of the inserting block.

[0007] Preferably, the outer wall of the insert cylinder is rotatably connected to a rotating cylinder, the inner wall of the rotating cylinder is provided with a second annular groove, a first pull rope is fixed to one end of the clamping block close to the first spring, and the other end of the first pull rope is fixedly connected to the inner wall of the second annular groove.

[0008] Preferably, the right sides of the four fixed plates on the right side are provided with hexagonal holes, and the left sides of the four fixed plates on the left side are fixed with fixed cylinders, the outer side of the fixed cylinder is sleeved with a movable cylinder, and the left side of the movable cylinder is fixed with a hexagonal cylinder, and the inner side wall of the movable cylinder is provided with two second receiving holes, a second spring is fixed inside the second receiving hole, and a tooth block is fixed to the other end of the second spring, and an annular tooth groove is provided on the outer side wall of the fixed cylinder, and two magnetic rings are sleeved on the outer side of the fixed cylinder, the left side of the magnetic ring on the left side is rotatably connected to the right side of the movable cylinder, and the inner side wall of the magnetic ring on the left side is slidably connected to the outer side of the fixed cylinder, and the right side of the magnetic ring on the right side is fixedly connected to the left side of the fixed plate on the left.

[0009] Preferably, two third receiving holes are opened on the right side inside the hexagonal tube, a third spring is fixed inside the third receiving hole, a top block is fixed to the other end of the third spring, and a second pull rope is fixed between the top block and the tooth block.

[0010] Preferably, the elastic force of the third spring is greater than the elastic force of the second spring, and the repulsive force between the two magnetic rings is greater than the elastic force of the two third springs.

[0011] Beneficial Effects

[0012] The utility model provides a self-locking fastener for a construction scaffold. Compared with the prior art, it has the following beneficial effects:

[0013] 1. The self-locking fastener of the building construction scaffolding is provided with an insert cylinder, a rotating cylinder, a first pull rope, an insert block, a threaded cylinder, an insert rod, a moving block, a clamping block and a pull rope. The threaded cylinder is threadedly connected to one end of the scaffolding steel pipe, and then the clamping block is fixed to the column of the scaffolding with bolts and nuts. Then the insert block is inserted into the inside of the insert cylinder, and the clamping block is clamped into the inside of the first ring groove, so that the steel pipes of the scaffolding can be connected. The rotating cylinder is rotated, and the rotating cylinder pulls the first pull rope, and the first pull rope pulls the clamping block, so that the insert block can be separated, and the scaffolding steel pipe is removed. The hexagonal block is rotated with a wrench, and the hexagonal block rotates with the screw rod, and the screw rod moves the right moving block, and the right moving block moves with the left moving block through the jack and the insert rod, so that the position of the moving block can be adjusted.

[0014] 2. The self-locking fastener of the construction scaffold is provided with a magnetic ring, a movable cylinder, a hexagonal cylinder, a hexagonal hole, a second pull rope, a top block, a tooth block and a tooth groove. The bolt is passed through the fixed plate, the fixed cylinder and the hexagonal cylinder, and then the nut is put on to make the bolt stuck in the inside of the hexagonal cylinder, the hexagonal cylinder is moved to the left, and then the nut is turned. After the nut is tightened, the angle of the hexagonal cylinder is adjusted and the hexagonal cylinder is loosened. In this way, the magnetic ring pushes the movable cylinder and the hexagonal cylinder to move, and the hexagonal cylinder covers the nut. At the same time, the nut pushes the top block, so that the second pull rope is relaxed, and the second spring pushes the tooth block to move, and the tooth block is stuck in the tooth groove, thereby limiting the rotation of the hexagonal cylinder and the movable cylinder to prevent the nut from loosening due to vibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a cross-sectional structural schematic diagram of the fixing plate in the utility model;

[0017] Figure 3 For this utility model Figure 2 The structural diagram at A in the middle;

[0018] Figure 4 It is a cross-sectional structural schematic diagram of the fixed drum and the rotating drum in the utility model;

[0019] Figure 5 For this utility model Figure 4 The structural diagram at B in the middle;

[0020] Figure 6 It is a structural schematic diagram of the moving block in the utility model.

[0021] In the figure: 1. threaded cylinder; 2. rotating cylinder; 3. moving block; 4. screw rod; 5. sliding rod; 6. clamping block; 7. hexagonal block; 8. fixed plate; 9. hexagonal cylinder; 10. moving cylinder; 11. magnetic ring; 12. hexagonal hole; 13. fixed cylinder; 14. tooth groove; 15. second pull rope; 16. second spring; 17. second receiving hole; 18. tooth block; 19. third spring; 20. third receiving hole; 21. top block; 22. insert cylinder; 23. insert block; 24. second annular groove; 25. first pull rope; 26. first receiving hole; 27. first spring; 28. clamping block; 29. ​​first annular groove; 30. insert hole; 31. insert rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-6 The utility model provides a technical solution: a self-locking fastener for a construction scaffold, comprising four clamping blocks 6, a fixing plate 8 is fixed to the front and rear sides of the clamping blocks 6, a screw rod 4 is rotatably connected between the two right clamping blocks 6, a sliding rod 5 is fixedly connected between the two left clamping blocks 6, a moving block 3 is slidably connected and screwed to the outer wall of the sliding rod 5 and the outer wall of the screw rod 4 respectively, a plug hole 30 and a plug rod 31 are respectively opened and fixed to the opposite sides of the two moving blocks 3, an insert tube 22 is fixed to the left front and rear sides of the left moving block 3 and the right front and rear sides of the right moving block 3, an insert block 23 is inserted into the inside of the insert tube 22, a threaded tube 1 is fixed to the end of the insert block 23 away from the moving block 3, and the top of the screw 4 is fixed There is a hexagonal block 7, threaded connection between the threaded tube 1 and one end of the scaffolding steel pipe, and then the clamping block 6 is fixed to the column of the scaffolding with bolts and nuts, and then the plug block 23 is inserted into the inside of the plug tube 22, and the clamping block 28 is clamped into the inside of the first ring groove 29, so that the steel pipes of the scaffolding can be connected, the rotating drum 2 is rotated, the rotating drum 2 pulls the first pull rope 25, and the first pull rope 25 pulls the clamping block 28, so that the plug block 23 can be separated, and the scaffolding steel pipe is removed, and the hexagonal block 7 is rotated with the screw rod 4 with the screw rod 4. The right movable block 3 moves, and the right movable block 3 moves with the left 3 movable blocks through the jack 30 and the plug rod 31, so that the position of the movable block 3 can be adjusted.

[0024] Furthermore, the inner wall of the insert tube 22 is provided with two first receiving holes 26, a first spring 27 is fixed inside the first receiving hole 26, a clamping block 28 is fixed at the other end of the first spring 27, and the outer wall of the insert block 23 is provided with a first annular groove 29, so that the insert block 23 can be clamped.

[0025] Furthermore, the outer wall of the insert cylinder 22 is rotatably connected to the rotating cylinder 2, and the inner wall of the rotating cylinder 2 is provided with a second annular groove 24. The first pull rope 25 is fixed to one end of the block 28 close to the first spring 27, and the other end of the first pull rope 25 is fixedly connected to the inner wall of the second annular groove 24, so that the block 28 can be moved.

[0026] Furthermore, a hexagonal hole 12 is provided on the right side of the four fixed plates 8 on the right side, a fixed cylinder 13 is fixed on the left side of the four fixed plates 8 on the left side, a movable cylinder 10 is sleeved on the outer side of the fixed cylinder 13, a hexagonal cylinder 9 is fixed on the left side of the movable cylinder 10, two second receiving holes 17 are provided on the inner side wall of the movable cylinder 10, a second spring 16 is fixed inside the second receiving hole 17, a tooth block 18 is fixed on the other end of the second spring 16, an annular tooth groove 14 is provided on the outer side wall of the fixed cylinder 13, two magnetic rings 11 are sleeved on the outer side of the fixed cylinder 13, the left side of the left magnetic ring 11 is rotatably connected to the right side of the movable cylinder 10, and the inner side wall of the left magnetic ring 11 is slidably connected to the outer side of the fixed cylinder 13, and the right side of the right magnetic ring 11 is fixedly connected to the left side of the left fixed plate 8, so that the rotation of the hexagonal cylinder 9 can be limited.

[0027] Furthermore, two third receiving holes 20 are opened on the right side inside the hexagonal tube 9, and a third spring 19 is fixed inside the third receiving hole 20. A top block 21 is fixed to the other end of the third spring 19, and a second pull rope 15 is fixed between the top block 21 and the tooth block 18, so that the tooth block 18 can be moved.

[0028] Furthermore, the elastic force of the third spring 19 is greater than the elastic force of the second spring 16 , and the repulsive force between the two magnetic rings 11 is greater than the elastic force of the two third springs 19 , so that the movement of the tooth block 18 can be controlled.

[0029] During operation, the threaded tube 1 is threadedly connected to one end of the scaffolding steel pipe, and then the clamping block 6 is fixed to the column of the scaffolding with bolts and nuts, and then the plug block 23 is inserted into the inside of the plug tube 22, and the clamping block 28 is clamped into the inside of the first ring groove 29, so that the steel pipes of the scaffolding can be connected, and the rotating drum 2 is rotated, and the rotating drum 2 pulls the first pull rope 25, and the first pull rope 25 pulls the clamping block 28, so that the plug block 23 can be separated, and the scaffolding steel pipe is removed, and the hexagonal block 7 is rotated with the screw rod 4 with the screw rod 4, and the screw rod 4 moves with the right moving block 3, and the right moving block 3 moves with the left 3 moving blocks through the jack 30 and the plug rod 31, so that the position of the moving block 3 can be adjusted.

[0030] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0032] 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 self-locking fastener for a building construction scaffold, comprising four clamping blocks (6), characterized in that: A fixing plate (8) is fixed to the front and rear sides of the clamping block (6); a screw rod (4) is rotatably connected between the two clamping blocks (6) on the right side; a sliding rod (5) is fixedly connected between the two clamping blocks (6) on the left side; the outer side walls of the sliding rod (5) and the outer side walls of the screw rod (4) are respectively slidably connected and screwed with a moving block (3); opposite sides of the two moving blocks (3) are respectively provided with and fixed with a plug hole (30) and a plug rod (31); the left front and rear sides of the moving block (3) on the left side and the right front and rear sides of the moving block (3) on the right side are both fixed with an insert tube (22); an insert block (23) is inserted into the inside of the insert tube (22); a threaded tube (1) is fixed to the end of the insert block (23) away from the moving block (3); and a hexagonal block (7) is fixed to the top of the screw rod (4).

2. A self-locking fastener for a construction scaffold according to claim 1, characterized in that: The inner wall of the insert tube (22) is provided with two first receiving holes (26), a first spring (27) is fixed inside the first receiving hole (26), a clamping block (28) is fixed at the other end of the first spring (27), and the outer wall of the insert block (23) is provided with a first annular groove (29).

3. A self-locking fastener for a construction scaffold according to claim 2, characterized in that: The outer wall of the insert cylinder (22) is rotatably connected to the rotating cylinder (2), and the inner wall of the rotating cylinder (2) is provided with a second annular groove (24). A first pull rope (25) is fixed to one end of the clamping block (28) close to the first spring (27), and the other end of the first pull rope (25) is fixedly connected to the inner wall of the second annular groove (24).

4. A self-locking fastener for a construction scaffold according to claim 3, characterized in that: The right sides of the four fixing plates (8) on the right side are all provided with hexagonal holes (12), and the left sides of the four fixing plates (8) on the left side are all fixed with fixing cylinders (13). The outer side of the fixing cylinder (13) is sleeved with a moving cylinder (10), and the left side of the moving cylinder (10) is fixed with a hexagonal cylinder (9). The inner side wall of the moving cylinder (10) is provided with two second receiving holes (17), and a second spring (16) is fixed inside the second receiving hole (17). A tooth block (18) is fixed to the other end of the second spring (16). The outer side wall of the fixing cylinder (13) is provided with an annular tooth groove (14). The outer side of the fixing cylinder (13) is sleeved with two magnetic rings (11), and the left side of the magnetic ring (11) on the left side is rotatably connected to the right side of the moving cylinder (10), and the inner side wall of the magnetic ring (11) on the left side is slidably connected to the outer side of the fixing cylinder (13), and the right side of the magnetic ring (11) on the right side is fixedly connected to the left side of the fixing plate (8) on the left side.

5. A self-locking fastener for a construction scaffold according to claim 4, characterized in that: Two third receiving holes (20) are provided on the right side of the interior of the hexagonal tube (9), a third spring (19) is fixed inside the third receiving hole (20), a top block (21) is fixed to the other end of the third spring (19), and a second pull rope (15) is fixed between the top block (21) and the tooth block (18).

6. A self-locking fastener for building construction scaffolding according to claim 5, characterized in that: The elastic force of the third spring (19) is greater than the elastic force of the second spring (16), and the repulsive force between the two magnetic rings (11) is greater than the elastic force of the two third springs (19).

Images