CN218375457U - Safe anti-falling device - Google Patents

Safe anti-falling device Download PDF

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Publication number
CN218375457U
CN218375457U CN202222659385.5U CN202222659385U CN218375457U CN 218375457 U CN218375457 U CN 218375457U CN 202222659385 U CN202222659385 U CN 202222659385U CN 218375457 U CN218375457 U CN 218375457U
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roller
falling
vertical plate
connecting rod
safety
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CN202222659385.5U
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Chinese (zh)
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岳志晟
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Yu Chuanwen
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Yu Chuanwen
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Abstract

The utility model provides a safe anti-falling device relates to safe anti-falling device's technical field. This safe anti-falling device includes: a transverse plate; the vertical plate is connected to the transverse plate; the accommodating cavity is formed by connecting and surrounding a transverse plate and a vertical plate; the first roller is pivoted on the inner wall of the transverse plate; the second roller is pivoted on the inner wall of the vertical plate; one end of the connecting rod is connected to the transverse plate and is arranged on two sides of the first roller together with the vertical plate; the rotating derrick mast assembly is pivoted to the other end of the connecting rod. The safe anti-falling device solves the technical problems that the existing safe anti-falling device is inconvenient to use on a high-altitude bridge railing and has potential safety hazards.

Description

Safe anti-falling device
Technical Field
The utility model belongs to the technical field of safe anti-falling device's technique and specifically relates to a safe anti-falling device is related to.
Background
The safety anti-falling device refers to a safety device which is used for preventing falling when workers move with the safety device in the high-altitude operation.
Some overhead bridges on the railway are welded by angle steel, please refer to the attached drawings of the specification, and as shown in fig. 4, the overhead bridges comprise a cross frame and a vertical frame, wherein the upper end of the vertical frame is welded in a groove of the cross frame. The existing safety anti-falling device is connected to the cross frame in a sliding manner, the safety anti-falling device is connected with workers through an aerial work rope, and the safety anti-falling device slides along the cross frame along with the workers; wherein, the safety anti-falling device can be obstructed when sliding to the vertical frame, and can be used only by being disassembled and assembled again, thereby causing inconvenient use and having potential safety hazard.
The present inventors have found at least the following problems in implementing the present embodiment:
the existing safety anti-falling device is inconvenient to use on a high-altitude bridge railing and has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safe anti-falling device has solved current safe anti-falling device and has used inconvenient and have the technical problem of potential safety hazard on the high altitude bridge railing.
The utility model discloses the scheme:
the utility model provides a safe anti-falling device, include: a transverse plate; the vertical plate is connected to the transverse plate; the accommodating cavity is formed by connecting and surrounding the transverse plate and the vertical plate; the first roller is pivoted on the inner wall of the transverse plate; the second roller is pivoted to the inner wall of the vertical plate; one end of the connecting rod is connected to the transverse plate, and the connecting rod and the vertical plate are respectively arranged on two sides of the first roller; the rotary derrick mast assembly is pivoted to the other end of the connecting rod.
Further, the rotary derrick mast assembly further comprises: the pin joint frame is pin joint with the other end of the connecting rod; the anti-falling derrick booms are multiple and are respectively arranged on the pin joint frames, and one end of each anti-falling derrick boom surrounds the other end of the connecting rod.
Further, the connecting rod is provided with: orientation slots spaced around the connecting rod with one of the orientation slots facing the riser; prevent weighing down the one end of gin pole and be equipped with: the elastic buckle is arranged in the orientation groove and is used for rotating and sliding into the adjacent orientation groove after the vertical frame collides.
Further, the rotary derrick mast assembly further comprises: and the third roller is pivoted to the other end of the anti-falling derrick mast.
Furthermore, the rotary derrick mast assemblies are two in number and are respectively arranged on the same side of the first roller.
Further, at least one of the transverse plate and the vertical plate is provided with: and (6) opening holes.
Further, the method also comprises the following steps: and the strong magnet is arranged on the inner wall of the vertical plate.
Has the beneficial effects that:
the utility model provides a safe anti-falling device, specifically, on the one hand, diaphragm and riser are movably installed in the last horizontal plane and the lower vertical plane of high altitude bridge railing crossbearer through first gyro wheel and second gyro wheel respectively, and moreover, connecting rod and riser are located the both sides of first gyro wheel respectively, and the crossbearer holds in holding the intracavity, and the rotation gin pole subassembly receives can rotate relative to the connecting rod after high altitude bridge railing erector bumps to can cross the riser and continue to move; when the anti-falling device is used, a worker is positioned on the outer side of the vertical plate (namely one side of the vertical plate far away from the rotary derrick mast assembly) and is connected to the vertical plate through the high-altitude safety rope, when an accident happens, the vertical plate is tightened by the high-altitude safety rope, and the rotary derrick mast assembly rotates along with the vertical plate and simultaneously scratches the transverse plate to fix the vertical plate, so that the anti-falling device is prevented from falling. Therefore, compared with the prior art, the safety anti-falling device can cross the obstruction of the vertical frame, is convenient to use without frequent disassembly and assembly, and ensures safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a safety catch device according to an embodiment;
FIG. 2 is a schematic structural view of another perspective of the safety catch device provided in this embodiment;
FIG. 3 is a schematic exploded view of a part of the safety catch device provided in the embodiment;
FIG. 4 is a schematic view of the safety catch device according to the present embodiment.
Icon:
100-a transverse plate;
200-a riser; 210-opening a hole;
300-a containment chamber;
400-a first roller;
500-a second roller;
600-a connecting rod; 610-oriented slot;
700-rotating the gin pole assembly; 710-a pivot mount; 711-connecting tube; 720-anti-falling derrick mast; 721-elastic buckle; 730-a third roller;
800-strong magnet;
900-horizontal frame; 910-upper transverse plane; 920-lower vertical plane;
1000-vertical frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The embodiment provides a safety anti-falling device, please refer to fig. 1-4, including: a transverse plate 100; the vertical plate 200, the vertical plate 200 is connected to the horizontal plate 100; the accommodating cavity 300 is formed by connecting and surrounding the transverse plate 100 and the vertical plate 200; the first roller 400, the first roller 400 is pivoted to the inner wall of the transverse plate 100; the second roller 500, the second roller 500 is pivoted to the inner wall of the vertical plate 200; one end of the connecting rod 600 is connected to the horizontal plate 100, and the connecting rod 600 and the vertical plate 200 are respectively arranged at two sides of the first roller 400; the rotating derrick mast assembly 700, the rotating derrick mast assembly 700 is pivoted to the other end of the connecting rod 600.
Specifically, on the one hand, the horizontal plate 100 and the vertical plate 200 are movably mounted on the upper vertical surface 910 and the lower vertical surface 920 of the high-altitude bridge railing horizontal frame 900 through the first roller 400 and the second roller 500 respectively, and the connecting rod 600 and the vertical plate 200 are respectively disposed on two sides of the first roller 400 and are also disposed on two sides of the vertical frame 1000 (the connecting rod 600 does not touch the vertical frame 1000), the horizontal frame 900 is accommodated in the accommodating cavity 300, and meanwhile, the rotary derrick assembly 700 is pivoted to the connecting rod 600, and can rotate relative to the connecting rod 600 after being collided by the high-altitude bridge railing vertical frame 1000 (similar to a three-roller gate machine, a pedestrian touches a rotary roller, and the rotary roller does not block a person), so that the transverse frame 1000 can be crossed to continue moving; when the novel rotary derrick mast is used, a worker is positioned on the outer side of the vertical plate 200 (namely, the side of the vertical plate 200 far away from the rotary derrick mast assembly 700) and is connected to the vertical plate 200 through the high-altitude safety rope, when an accident happens, the high-altitude safety rope tensions the vertical plate 200 to rotate, the rotary derrick mast assembly 700 tilts along with the high-altitude safety rope and simultaneously scratches the transverse plate 100 to fix (hook and fix like a hook), and therefore falling is prevented. Therefore, compared with the prior art, the safety anti-falling device can cross the obstruction of the vertical frame 1000, is convenient to use without frequent disassembly and assembly, and ensures safety. Preferably, the horizontal plate 100 and the vertical plate 200 are integrally formed, and the angle formed by the two plates is matched with the angle formed by the angle steel of the high-altitude bridge railing cross frame 900. In addition, the safety anti-falling device can be arranged on the high-altitude bridge railing cross frame 900 or detached from the high-altitude bridge railing cross frame through the gap between the anti-falling derrick 720 and the vertical plate 200, and the assembly and disassembly are convenient.
In this embodiment, the rotary gin pole assembly 700 further includes: a pivoting frame 710, the pivoting frame 710 being pivoted to the other end of the connecting rod 600; the anti-falling derrick mast 720 is provided with a plurality of anti-falling derrick masts 720, which are respectively arranged on the pivoting frame 710, and one end of the anti-falling derrick mast is arranged around the other end of the connecting rod 600.
Specifically, the pivoting frame 710 is provided with a connecting pipe 711, and the anti-falling derrick 720 is arranged in the connecting pipe 711 in a penetrating way; the plurality of anti-falling raking rods 720 are adopted, after the anti-falling raking rods 720 rotate, at least one anti-falling raking rod 720 is positioned below the transverse plate 100, and the transverse plate 100 can be raked at any time to prevent falling.
In this embodiment, the connecting rod 600 is provided with: orientation grooves 610, the orientation grooves 610 being spaced around the connecting rod 600, and one of the orientation grooves 610 facing the riser 200; prevent weighing down gin pole 720's one end is equipped with: and the elastic buckle 721 is arranged on the orientation groove 610 and is used for rotating and sliding into the adjacent orientation groove 610 after being collided by the vertical frame 1000.
Specifically, the elastic buckle 721 is arranged at one end of the anti-falling derrick 720 close to the orientation groove 610, and when the anti-falling derrick 720 rotates, the elastic buckle 721 can rotate between the orientation grooves 610; wherein, there is a directional slot 610 facing the lower vertical plate 200, after the anti-falling derrick 720 rotates, there is an elastic buckle 721 limited in the directional slot 610 of the anti-falling derrick 720, so that the anti-falling derrick 720 faces the lower vertical plane 920, preferably, perpendicular to the lower vertical plane 920, thus when the user accidentally falls, the anti-falling derrick 720 can fully derrick the upper horizontal plane 910 to improve safety; in addition, the anti-falling derrick 720 can adopt a tubular structure, the elastic buckle 721 is slidably connected in the connecting pipe 711 of the pivoting frame 710, meanwhile, a compression spring is arranged between the elastic buckle 721 and one end of the anti-falling derrick 720, the elastic buckle 721 protrudes out of the port of the connecting pipe 711 of the anti-falling derrick 720 under the elastic force of the spring, meanwhile, the anti-falling derrick 720 can be slidably connected with the connecting pipe 711, the anti-falling derrick 720 can be prevented from being separated from the connecting pipe 711 by a concave-convex limiting structure, and the other end of the anti-falling derrick 720 can be close to the lower vertical surface 920 under the elastic force; after the anti-falling derrick 720 is collided by the vertical frame 1000, the elastic buckle 721 slides into the adjacent directional groove 610 from the directional groove 610 and stops rotating, so that the anti-falling derrick 720 sequentially rotates and faces the vertical plate 200. In addition, micro-runners for communication may be provided between the guide slots 610, which may increase the smoothness of rotation.
In this embodiment, the rotary gin pole assembly 700 further includes: and a third roller 730, wherein the third roller 730 is pivoted to the other end of the anti-falling derrick 720.
Specifically, the third roller 730 can be clamped and abutted against the inner surface of the lower vertical surface 920 of the cross frame 900 directly or through an elastic buckle 721 and a spring, and the connection plays a role in guiding the safety anti-falling device to slide, so that the shaking of the safety anti-falling device in the moving process is reduced.
In this embodiment, two sets of rotary derrick mast assemblies are provided and are respectively disposed on the same side of the first roller 400.
Specifically, two groups of rotary derrick mast assemblies 700 are adopted, the anti-falling structure is added due to the double design, and when the third roller 730 is included, the guide sliding points are added, and the two guide sliding points are matched to basically eliminate shaking, so that the sliding is more stable; in addition, the two groups of rotary derrick mast assemblies 700 can be arranged in parallel at intervals, and can also be arranged in an overlapped manner at the upper part and the lower part, and the latter can reduce the whole volume.
In this embodiment, at least one of the horizontal plate 100 and the vertical plate 200 is provided with: an opening 210.
Specifically, a plurality of openings 210 can be arranged on the transverse plate 100 and/or the vertical plate 200, the openings 210 can be used for reducing weight, and some openings 210 can also be used as hanging holes for carrying safety ropes at ordinary times or connecting safety ropes at high altitude; preferably, two adjacent openings 210 on the riser 200 can be used as hanging holes for installing ropes, wherein the hanging hooks for installing ropes can be hung on the partition between the two holes.
In this embodiment, the method further includes: and a strong magnet 800, wherein the strong magnet 800 is mounted on the inner wall of the vertical plate 200.
Specifically, the second roller 500 protrudes more from the vertical plate 200 than the strong magnet 800, so that the strong magnet 800 does not directly contact the high-altitude bridge rail cross frame 900, but the second roller 500 and the vertical plate 200 are more attached to the lower vertical surface 920 of the cross frame 900 through magnetic force, and the safety and anti-falling device slides more stably.
In addition, the number, specification and installation position of the first roller 400, the second roller 500 and the strong magnet 800 can be flexibly adjusted and set according to actual conditions on the basis of meeting the functions thereof.
The working principle is as follows: the high-altitude operation personnel can be connected to the vertical plate 200 of the safety anti-falling device through the safety rope and can drive the safety anti-falling device to move along the cross frame 900 of the railway high-altitude bridge railing through the safety rope; when the safety anti-falling device moves, the safety anti-falling device rolls along the upper vertical surface 910 and the lower vertical surface 920 of the high-altitude bridge railing cross frame 900 through the first roller 400 and the second roller 500 respectively, wherein the vertical plate 200 can enable the second roller 500 to be tightly abutted against the outer side of the lower vertical surface 920 of the cross frame 900 through the strong magnet 800, the anti-falling derrick 720 is abutted against the inner side of the lower vertical surface 920 of the cross frame 900 through the third roller 730, and the rotary derrick assembly 700 is rotatably installed at the lower end of the connecting rod 600; taking fig. 4 as an example, when one anti-falling raking rod 720 perpendicular to the lower vertical surface 920 touches the vertical frame 1000, the rotating raking rod assembly 700 horizontally rotates counterclockwise, so that the elastic buckle 721 thereof is separated from the oriented slot 610 and goes over the vertical frame 1000, then the adjacent other anti-falling raking rod 720 rotates along with the vertical frame, so that the elastic buckle 721 at one end thereof is clamped into the oriented slot 610 and keeps perpendicular to the lower vertical surface 920 (similar to the principle of a three-roller gate machine, a person touches the rear rotating roller and rotates to let the rear rotating roller always take the state of picking the upper horizontal surface 910. In case of falling, the user pulls the vertical plate 200 of the anti-falling safety device clockwise to turn over by the safety rope, and simultaneously drives the rotating raking rod assembly 700 to approach the upper horizontal surface 910, at this time, the anti-falling raking rod 720 and the connecting pipe 711 perpendicular to the lower vertical surface 920 will pick the inner side of the upper horizontal surface 910 (similar to pick up the same to hold the same), and restrict the device from continuing to rotate, thereby preventing the user from falling to ensure the safety of the user.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims (7)

1. A safety fall arrest device, comprising:
a transverse plate (100);
a vertical plate (200), the vertical plate (200) being connected to the cross plate (100);
a containing cavity (300), wherein the containing cavity (300) is formed by connecting and surrounding the transverse plate (100) and the vertical plate (200);
the first roller (400), the first roller (400) is pivoted on the inner wall of the transverse plate (100);
a second roller (500), the second roller (500) being pivoted to an inner wall of the vertical plate (200);
one end of the connecting rod (600) is connected to the transverse plate (100) and is arranged on two sides of the first roller (400) together with the vertical plate (200);
the rotary derrick mast assembly (700), the rotary derrick mast assembly (700) is pivoted to the other end of the connecting rod (600).
2. A safety fall arrest device according to claim 1, characterized in that the rotating gin pole assembly (700) comprises:
the pivoting frame (710), the pivoting frame (710) is pivoted to the other end of the connecting rod (600);
the anti-falling derrick mast (720) is multiple, the anti-falling derrick mast (720) is respectively installed on the pivoting frame (710), and one end of the anti-falling derrick mast surrounds the other end of the connecting rod (600).
3. A safety fall arrest device according to claim 2, characterized in that the connecting rod (600) is provided with:
orientation slots (610), said orientation slots (610) being spaced around said connecting rod (600), and wherein one of said orientation slots (610) faces said riser (200); prevent weighing down the one end of gin pole (720) and be equipped with:
the elastic buckle (721), the elastic buckle (721) is arranged in the orientation groove (610), and is used for rotating and sliding into the adjacent orientation groove (610) after being collided by the vertical frame (1000).
4. A safety fall arrest device according to claim 2 or 3, characterized in that the rotary gin pole assembly (700) further comprises:
the third roller (730), the third roller (730) is pivoted to the other end of the anti-falling derrick mast (720).
5. The safety device for preventing falling off of claim 1, wherein the two sets of rotary derrick mast assemblies (700) are respectively disposed on the same side of the first roller (400).
6. A safety fall arrest device according to any one of claims 1-3 and 5, characterized in that at least one of the cross plate (100) and the riser (200) is provided with:
an opening (210).
7. The safety against fall device according to any one of claims 1 to 3 or 5, further comprising:
and the strong magnet (800) is installed on the inner wall of the vertical plate (200).
CN202222659385.5U 2022-10-10 2022-10-10 Safe anti-falling device Active CN218375457U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222659385.5U CN218375457U (en) 2022-10-10 2022-10-10 Safe anti-falling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222659385.5U CN218375457U (en) 2022-10-10 2022-10-10 Safe anti-falling device

Publications (1)

Publication Number Publication Date
CN218375457U true CN218375457U (en) 2023-01-24

Family

ID=84927868

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222659385.5U Active CN218375457U (en) 2022-10-10 2022-10-10 Safe anti-falling device

Country Status (1)

Country Link
CN (1) CN218375457U (en)

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