Fastener structure with high firmness

Abstract

The high-firmness fastener structure comprises an adjusting mechanism, fastener seats and fastener covers, the fastener seats are rotatably connected to the left portion and the right portion of the outer side of the adjusting mechanism, and the fastener covers are rotatably connected to the rear portions of the sides, away from each other, of the fastener seats on the left portion and the right portion. According to the high-firmness fastener structure, a pull plate is pulled to drive a fixing rod to move, so that a connecting disc moves, a reset spring is extruded, a bolt is rotated into a placing groove, a rotating disc is rotated, the rotating disc extrudes a buckling cover, and a scaffold is clamped and fixed; and then the fixing holes are aligned with the ends of the fixing rods, the pulling plates are loosened, the fixing rods are embedded in the fixing holes through resetting of the reset springs, the rotating disc is fixed, loosening of the rotating disc is avoided, and therefore loosening of the fastener is prevented, the fixing firmness of the fastener is improved, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffold fasteners, in particular to a fastener structure with high firmness. Background Art

[0002] Steel pipe scaffolding has been widely used in construction projects. It is composed of steel pipes and fasteners. The fasteners mainly include right-angle fasteners, rotating fasteners and butt fasteners. The most basic structure of these fasteners is composed of two semicircular blocks, one end of which is hinged and the other end is locked by bolts. When in use, the scaffolding is installed or disassembled by tightening or loosening the nuts on the bolts.

[0003] At present, fasteners are usually connected by nuts. As workers walk on the scaffolding, the scaffolding will vibrate. After long-term use, the nuts are easily loosened, thereby loosening the fasteners, making the fasteners less firm and increasing safety hazards. For this reason, we have proposed a fastener structure with high firmness. Utility Model Content

[0004] The purpose of the utility model is to provide a fastener structure with high firmness, so as to solve the problem raised in the above background technology that the current fasteners are usually connected by nuts, which may easily cause the nuts to loosen during long-term use, thereby causing the fasteners to loosen and increase safety hazards.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fastener structure with high firmness, comprising an adjusting mechanism, a buckle seat and a buckle cover, the buckle seat is rotatably connected to the left and right outer sides of the adjusting mechanism, the buckle cover is rotatably connected to the rear parts of the buckle seats on the left and right sides that are away from each other, a rotation groove is provided at the front parts of the buckle seats on the left and right sides that are away from each other, a bolt is rotatably connected inside the rotation groove, a rotating disk is screwed to the outer wall of the bolt through a thread, a placement groove is provided at the front side of the buckle cover, a fastening mechanism is fixedly connected to the right front part of the buckle cover, the fastening mechanism comprises a fixing hole, an L-shaped plate, a fixing rod, a pulling plate, a connecting disk and a reset spring, fixing holes are evenly penetrated on the right side of the rotating disk, the right front part of the buckle cover is fixedly connected to the L-shaped plate, the right middle part of the L-shaped plate is slidably connected to the fixing rod, the right end of the fixing rod is fixedly connected to the pulling plate, the left part of the outer wall of the fixing rod is fixedly connected to the connecting disk, and the outer wall of the fixing rod is sleeved with a reset spring.

[0006] As a further description of the above technical solution:

[0007] The left and right ends of the return spring are fixedly connected to the right side of the connecting plate and the left side of the L-shaped plate respectively.

[0008] As a further description of the above technical solution:

[0009] The diameter of the fixing hole is equal to the diameter of the fixing rod.

[0010] As a further description of the above technical solution:

[0011] The adjustment mechanism includes a sleeve, a rotating knob, a threaded rod, a movable cylinder, a limit block and a limit groove. A sleeve is arranged between the opposite sides of the buckle seats on the left and right parts. A rotating knob is rotatably connected through the middle part of the inner cavity of the sleeve. A threaded rod is fixedly connected to the middle parts of the left and right sides of the rotating knob. A movable cylinder is screwed to the outer side of the threaded rod through a thread. The outer side wall of the movable cylinder is symmetrically fixedly connected to the limit block. The limit grooves are symmetrically provided on the left and right parts of the inner side wall of the sleeve.

[0012] As a further description of the above technical solution:

[0013] The limiting block is slidably connected to the inside of the limiting groove, and the outer side wall of the limiting block is in contact with the inner side wall of the limiting groove.

[0014] As a further description of the above technical solution:

[0015] The outer side wall of the rotating knob is provided with anti-slip grooves, and the ends of the movable cylinders on the left and right parts that are away from each other are fixedly connected with a clamping plate, and the clamping plate is rotatably clamped in the interior of the buckle seat.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. This fastener structure with high firmness pulls the pull plate to drive the fixed rod to move, so that the connecting plate moves, the reset spring is squeezed, the bolt is rotated to the inside of the placement slot, the rotating disk is rotated, the rotating disk is squeezed on the buckle cover, the scaffold is clamped and fixed, and then the fixing hole is aligned with the end of the fixed rod, the pull plate is loosened, and the fixing rod is reset by the reset spring to embed the fixing rod in the fixing hole, fix the rotating disk, avoid the rotating disk from loosening, thereby preventing the fastener from loosening, improving the firmness of the fastener fixation, and reducing safety hazards.

[0018] 2. This fastener structure with high strength drives the threaded rod to rotate by turning the rotating knob. By utilizing the cooperation between the limit groove and the limit block, the moving cylinder moves stably when the threaded rod rotates, so that the buckle seats on the left and right parts are separated from each other. The spacing between the buckle seats is adjusted, which makes it easy to adjust according to the specific conditions of the scaffolding installation on site, thereby improving the applicability of the fastener. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of a fastener structure with high firmness proposed by the utility model;

[0020] Figure 2 A schematic diagram of the fastening mechanism structure of a fastener structure with high firmness proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the installation structure of a return spring of a fastener structure with high firmness proposed by the utility model;

[0022] Figure 4 The utility model provides a schematic diagram of the structure of an adjustment mechanism of a fastener structure with high firmness.

[0023] In the figure: 100, adjusting mechanism; 110, sleeve; 120, rotating knob; 130, threaded rod; 140, moving cylinder; 150, limiting block; 160, limiting groove; 200, buckle seat; 210, rotating groove; 220, bolt; 230, rotating disk; 300, buckle cover; 310, placement groove; 400, fastening mechanism; 410, fixing hole; 420, L-shaped plate; 430, fixing rod; 440, pulling plate; 450, connecting disk; 460, reset spring. DETAILED DESCRIPTION

[0024] 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.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides a fastener structure with high firmness, which prevents the fastener from loosening, improves the firmness of the fastener fixation, and reduces safety hazards. Figure 1-4 , comprising an adjustment mechanism 100, a buckle seat 200 and a buckle cover 300;

[0028] Please refer again Figure 1 , the adjustment mechanism 100 is used to install the buckle seat 200 and the buckle cover 300;

[0029] Please refer again Figure 1 The buckle seat 200 is rotatably connected to the left and right outer sides of the adjustment mechanism 100 for mounting the buckle cover 300. The buckle cover 300 is rotatably connected to the rear parts of the left and right buckle seats 200 that are away from each other. The front parts of the left and right buckle seats 200 that are away from each other are provided with a rotation groove 210. The inside of the rotation groove 210 is rotatably connected with a bolt 220. The outer wall of the bolt 220 is screwed with a rotating disk 230 through a thread. The front side of the buckle cover 300 is provided with a placement groove 310.

[0030] Please refer again Figure 2 The front right side of the buckle cover 300 is fixedly connected with a fastening mechanism 400, and the fastening mechanism 400 includes a fixing hole 410, an L-shaped plate 420, a fixing rod 430, a pulling plate 440, a connecting plate 450 and a return spring 460;

[0031] Please refer again Figure 2 The right side of the rotating disk 230 is evenly penetrated with fixing holes 410, the front right side of the buckle cover 300 is fixedly connected with an L-shaped plate 420, and the middle right side of the L-shaped plate 420 is slidably connected with a fixing rod 430;

[0032] Please refer again Figure 2 The right end of the fixing rod 430 is fixedly connected with a pull plate 440 , the left part of the outer wall of the fixing rod 430 is fixedly connected with a connecting plate 450 , and the outer wall of the fixing rod 430 is sleeved with a return spring 460 .

[0033] To summarize, pulling the pull plate 440 drives the fixing rod 430 to move, so that the connecting plate 450 moves, the reset spring 460 is squeezed, the bolt 220 is rotated to the inside of the placement slot 310, and the rotating disk 230 is rotated so that the rotating disk 230 squeezes the buckle cover 300 to clamp and fix the scaffolding, and then the fixing hole 410 is aligned with the end of the fixing rod 430, the pull plate 440 is loosened, and the fixing rod 430 is reset by the reset spring 460 to embed the fixing hole 410 in the fixing hole 410, and the rotating disk 230 is fixed to prevent the rotating disk 230 from loosening, thereby preventing the fastener from loosening, improving the firmness of the fastener fixation, and reducing safety hazards.

[0034] Please refer again Figure 2 The left and right ends of the return spring 460 are fixedly connected to the right side of the connecting plate 450 and the left side of the L-shaped plate 420 respectively.

[0035] Please refer again Figure 2 , the diameter of the fixing hole 410 is equal to the diameter of the fixing rod 430 .

[0036] Please refer again Figure 4 The adjustment mechanism 100 includes a sleeve 110, a rotating knob 120, a threaded rod 130, a moving cylinder 140, a limit block 150 and a limit groove 160. The sleeve 110 is arranged between the opposite sides of the left and right buckle seats 200. The rotating knob 120 is rotatably connected to the middle of the inner cavity of the sleeve 110. The threaded rod 130 is fixedly connected to the middle of the left and right sides of the rotating knob 120. The outer side of the threaded rod 130 is screwed with the moving cylinder 140 through a thread. The outer wall of the moving cylinder 140 is symmetrically fixedly connected to the limit block 150. The limit grooves 160 are symmetrically provided on the left and right parts of the inner wall of the sleeve 110.

[0037] Please refer again Figure 4 The limiting block 150 is slidably connected to the inside of the limiting groove 160 , and the outer wall of the limiting block 150 is in contact with the inner wall of the limiting groove 160 .

[0038] Please refer again Figure 4 , connected with a clamping plate, and the clamping plate is rotatably clamped in the interior of the buckle seat 200.

[0039] To summarize, by rotating the rotating knob 120, the threaded rod 130 is driven to rotate, and by utilizing the cooperation between the limit groove 160 and the limit block 150, when the threaded rod 130 rotates, the movable cylinder 140 is allowed to move stably, so that the left and right buckle seats 200 are moved away from each other, and the spacing between the buckle seats 200 is adjusted, so that it is convenient to adjust according to the specific conditions of the on-site installation of the scaffolding, thereby improving the applicability of the fasteners.

[0040] In specific use, the technical personnel in this field place the vertical pole between the buckle seat 200 and the buckle cover 300, pull the pull plate 440, drive the fixing rod 430 to move, so that the connecting plate 450 moves, squeezes the reset spring 460, rotates the bolt 220 to the inside of the placement groove 310, rotates the rotating plate 230, so that the rotating plate 230 squeezes the buckle cover 300, clamps and fixes the scaffolding, and then aligns the fixing hole 410 with the end of the fixing rod 430, loosens the pull plate 440, and moves the fixing rod 430 to move the fixing plate 450. 40. The fixing rod 430 is embedded in the fixing hole 410 by resetting the reset spring 460 to fix the rotating disk 230. When the spacing needs to be adjusted, the rotating knob 120 is rotated to drive the threaded rod 130 to rotate. By utilizing the cooperation between the limiting groove 160 and the limiting block 150, when the threaded rod 130 rotates, the moving cylinder 140 moves stably, so that the left and right buckle seats 200 are separated from each other. The spacing of the buckle seats 200 is adjusted to facilitate connection according to the specific conditions of the on-site poles.

[0041] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate 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 claims and their equivalents.

Claims

1. A fastener structure with high firmness, characterized in that: The invention comprises an adjusting mechanism (100), a buckle seat (200) and a buckle cover (300), wherein the buckle seat (200) is rotatably connected to the left and right outer sides of the adjusting mechanism (100), and the buckle cover (300) is rotatably connected to the rear parts of the buckle seats (200) of the left and right parts that are away from each other, and the front parts of the buckle seats (200) of the left and right parts that are away from each other are provided with a rotating groove (210), and a bolt (220) is rotatably connected inside the rotating groove (210), and a rotating disk (230) is screwed to the outer wall of the bolt (220) through a thread, and a placement groove (310) is provided on the front side of the buckle cover (300), and a fastening mechanism (400) is fixedly connected to the front right side of the buckle cover (300) The fastening mechanism (400) comprises a fixing hole (410), an L-shaped plate (420), a fixing rod (430), a pulling plate (440), a connecting plate (450) and a reset spring (460); the fixing holes (410) are evenly penetrated on the right side of the rotating plate (230); the front right side of the buckle cover (300) is fixedly connected with the L-shaped plate (420); the middle right side of the L-shaped plate (420) is penetrated and slidably connected with the fixing rod (430); the right end of the fixing rod (430) is fixedly connected with the pulling plate (440); the left part of the outer wall of the fixing rod (430) is fixedly connected with the connecting plate (450); and the outer wall of the fixing rod (430) is sleeved with the reset spring (460).

2. A fastener structure with high firmness according to claim 1, characterized in that: The left and right ends of the return spring (460) are fixedly connected to the right side of the connection plate (450) and the left side of the L-shaped plate (420) respectively.

3. A fastener structure with high firmness according to claim 1, characterized in that: The diameter of the fixing hole (410) is equal to the diameter of the fixing rod (430).

4. A fastener structure with high firmness according to claim 1, characterized in that: The adjusting mechanism (100) comprises a sleeve (110), a rotating knob (120), a threaded rod (130), a moving cylinder (140), a limiting block (150) and a limiting groove (160); a sleeve (110) is arranged between opposite sides of the buckle seat (200) on the left and right parts; a rotating knob (120) is rotatably connected to the middle part of the inner cavity of the sleeve (110); a threaded rod (130) is fixedly connected to the middle parts of the left and right sides of the rotating knob (120); the moving cylinder (140) is screwed to the outer side of the threaded rod (130) via a thread; the limiting block (150) is symmetrically fixedly connected to the outer wall of the moving cylinder (140); and the limiting grooves (160) are symmetrically provided on the left and right parts of the inner wall of the sleeve (110).

5. A fastener structure with high firmness according to claim 4, characterized in that: The limiting block (150) is slidably connected to the inside of the limiting groove (160), and the outer side wall of the limiting block (150) is in contact with the inner side wall of the limiting groove (160).

6. A fastener structure with high firmness according to claim 4, characterized in that: The outer wall of the rotating knob (120) is provided with anti-slip grooves, and the ends of the left and right movable cylinders (140) that are away from each other are fixedly connected with a clamping plate, and the clamping plate is rotatably clamped in the interior of the buckle seat (200).

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