KR20220112148A - Hook join together with fall prevention system - Google Patents

Abstract

The present invention relates to a hook of a safety belt which a worker wears for the worker's safety during high place work in a construction site and an industrial site, and a fall prevention system, and more specifically, to a fall prevention system unified with a hook of a safety belt for high place work, which can remarkably reduce manufacturing costs through unification of the structures of the hook and the fall prevention system, provide convenience to the worker who works at a high place in wearing and removing the safety belt hook due to a simple and lightweight structure, and guarantee safety through firm coupling performance and structure. The fall prevention system comprises: a safety belt; vertical and horizontal life ropes for preventing a fall; and a hook capable of being supported and fixed to the vertical and horizontal life ropes.

Description

Hook and integrated fall prevention system {Hook join together with fall prevention system}

The present invention relates to a hook and a fall arrester for a safety belt worn for the safety of workers when working at heights at construction sites and industrial sites, and more specifically, by integrating the hook and the fall arrester, it is simplified in composition and structure and manufactured and manufactured It relates to a fall arrester integrated with a safety belt hook for high-altitude work to simplify assembly, reduce manufacturing cost, and maximize the convenience and safety of safety belts worn by high-place workers.

In general, the present invention wears a safety belt to prepare for safety accidents of workers when working at heights at construction sites and industrial sites, etc., and is used by connecting and fixing a hook to a specific fixing point. In addition, to prevent the body from falling when moving the worker on a vertical ladder, vertical life ropes are installed at the top and bottom, the vertical life rope is equipped with an automatic locking device, and a fall arrester that can be connected to the lanyard and the vertical life rope is used.

As reference materials for safety belt-related patent literature, "Article 26 (definition) of Paragraph 1, Paragraph 1 of Paragraph 1 of the Ministry of Labor Ordinance of the Ministry of Labor, Guidelines on the Use and Management of Personal Protective Equipment, Guidelines for the Use and Management of Personal Protective Equipment, Safety Belts" It is specified in relation to the contents of "How to properly wear safety belts and safety belts" in the instructions for use. The hook of the conventional safety belt should be used by fastening the hook of the safety belt to a strong fixing point to prevent a worker from falling from a scaffold or high-place work bench when the structure is horizontal. Install the horizontal life rope and connect and fasten the hook to the horizontal life rope to work. In addition, when moving up and down on a vertical ladder and working by connecting a hook to the vertical life rope, there are restrictions on movement, use, and function. It is used by connecting the fall arrester to the rope.

As mentioned above, from the point of view of the worker, there is a hassle of replacing the lanyard connected with a separate hook and the lanyard connected with the fall arrester according to the high-place work situation, and the safety belt has two lanyards on the body. It increases the discomfort and fatigue to wear, there is a risk of loss and difficulty in management, and there is a risk of tripping by other objects when moving to the workplace. It would be good if the issues could be improved to effectively respond according to the site conditions and circumstances.

Therefore, in the present invention, the safety belt hook and the fall arrester are designed to solve the above-mentioned problems and come up with a new technology for the fall arrester integrated with the hook of the safety belt worn for the safety of workers at construction sites and industrial sites, etc. By simplifying the configuration and structure, the manufacturing cost is dramatically reduced by simplifying manufacturing and assembling, and it provides a safety belt hook for high-altitude work with excellent safety through a structure that combines convenience and fastening performance with a simple and lightweight configuration. There is a purpose.

According to an embodiment of the present invention, a safety belt is worn to prepare for safety accidents of workers during high-altitude work at construction sites and industrial sites, and a hook is connected and fixed to a specific fixing point and used. If there is no fixed point, install a safety belt attachment facility, install a horizontal life rope, and fasten and connect a hook to the horizontal life rope to move and work.

Specifically, in relation to scaffolding, work scaffolding, steel frame work, etc., since workers work with hooks on the surrounding fixed supports, or in the case of steel frame work and roof construction work, workers are moved without a separate work platform installed. It has the function of a safety handrail that can be grasped and moved and a function of preventing a worker wearing a safety belt from falling in case of a fall.

In addition, it is provided on the vertical life rope to move along the vertical life rope that can be connected to both the upper and lower ends of the vertical ladder used by the operator. This restrained fall arrester can be activated to prevent a fall accident. In order to actively cope with these two situations, it is possible to actively and efficiently cope with the high-place work by fastening the hook and the integrated fall arrester to the safety belt and using it regardless of the workplace conditions.

In addition, in the process of fastening the vertical life rope of the existing fall arrester, it eliminates the inconvenience of fastening through the jamming space that can be used in both directions in a method that has to be fixed in one direction. The stand can be adjusted by itself, so there is no need to purchase a separate fall arrester.

In summary, in order to solve the inconvenience of using a lanyard connected to a fall arrester and a lanyard used in conditions such as a lanyard connected to a hook and a vertical ladder used in a horizontal workplace, the two functions are combined to increase convenience and safety, and the inconvenience of wearing a safety belt. improvement and can bring about cost reduction effect on product unit price.

According to the hook of the safety belt for high-place work according to the present invention, it is possible to provide the effect of improving productivity and workability by simplifying the configuration and structure of the hook and the fall arrester, thereby lowering the manufacturing cost and improving assembly. In addition, by making it light-weight and operating in a simple structure, it will be possible to provide a safety belt hook that is convenient to wear and has excellent operating performance, and maximizes simple fastening force, convenience, and safety for construction sites and industrial sites.

1 is a view showing a state in which an operator according to an embodiment of the present invention fastens the hook and the integrated fall arrester to the vertical life rope and works.
Figure 2 is a view showing a state of moving a horizontal workshop and connecting the hook to the horizontal life rope according to an embodiment of the present invention.
Figure 3 is a view showing the appearance of the fall arrester integrated with the hook according to an embodiment of the present invention.
Figure 4 is a view showing a state between the fall arrester jamming according to an embodiment of the present invention.
5 is a view showing a state in which the fall arrester according to an embodiment of the present invention is opened from the front.
6 is a view showing a top view of the fall arrester according to an embodiment of the present invention.

Hereinafter, the present invention will be described in more detail according to specific embodiments of the accompanying drawings. The drawings according to the implementation of the configuration of the present invention are embodiments for specifically explaining the configuration and effects, and thereby the technical scope of the present invention is not narrowly limited or changed. Therefore, it will be natural for those skilled in the art that various modifications can be made within the technical scope of the present invention based on these embodiments. In addition, technical terms used in this specification are optional terms in consideration of functions in implementation, and the meaning of the terms may vary according to specific embodiments of the invention. Therefore, the terms used in the embodiments described below, when specifically defined in the present specification, follow the definition, and if there is no specific definition, it should be interpreted as the meaning of technical terms generally recognized by those skilled in the art.

Figure 1 is a view showing the use of the fall arrester (2) integrated with the hook (1) according to an embodiment of the present invention, Figure 2 is a worker hook (1) to the horizontal life rope 11 It is a view showing the state of connecting and moving the workplace, and Figure 3 is a view to specifically express the state of the fall arrester (2) integrated with the hook (1). Figure 4 is a view to express the stopper (11), which is the braking device of the fall arrester (2) vertical life rope (7), Figure 5 is a vertical life rope (7) to fasten the fall arrester (2) It is a view showing an open state, and FIG. 6 is a view showing a view from above of the fall arrester (2). The fall arrester (2) integrated with the hook (1) includes a safety harness (6), D-ring (5), carabiner (4), lanyard (3), hook (1), and a connecting member for the fall arrester (2). do.

Hereinafter, although it is described that the fall arrester 2 of the present invention will be applied to the vertical ladder 8, it can be applied to all structures provided in a high position as well as the vertical ladder 8. The safety belt 6 is the body of the worker. It is a member worn on The safety belt 6 may be formed in various shapes according to conditions such as construction sites and industrial sites. However, in this embodiment, it will be described as a structure worn on the worker's waist and shoulder. The vertical life rope 7 is a member connected to both upper and lower ends of the vertical ladder 8 . And in order to stably support the load of the worker when the vertical life rope 7 or the worker falls, it may be formed of a material having excellent strength and safety. Here, the vertical ladder 8 is a structure commonly used by the worker to move to a work place located at a high place.

The vertical life rope (7) as described above can be arranged long along the vertical ladder (8). In addition, although described as formed in a straight shape, the vertical ladder 8 may be formed in a shape other than a straight line in the vertical direction. The fall arrester (2) is a device for preventing a sudden fall of the operator from the vertical ladder (8). That is, the fall arrester 2 may be provided on the vertical life rope 7 so as to move the vertical life rope 7 separately in the up and down directions.

And the fall arrester (2) is formed in a structure that does not move by being braked by the vertical life rope (7) when it moves downward at a speed higher than a set speed within a certain period of time. Here, when the operator uses the vertical ladder (8), the direction of the fall arrester (2) can be fastened in both directions instead of in one direction. can For example, it is possible to fasten the fall arrester (2) with the position of the hook (1) in the direction of the vertical life rope (7), and the fall arrester (2) can be fastened with the direction of the fall arrester (2) facing down do.

In detail, when the hook 11 of the fall arrester 2 is horizontally centered and fastened, it enables smooth movement in the state that it is fastened to the vertical life rope 7 so that the direction of the fall arrester 2 is up and down. It is possible to prevent a sudden fall of the operator by tightening the direction. Looking at the operation and effects of the fall arrester (2) according to an embodiment of the present invention configured as described above are as follows.

First, the operator puts on the safety belt (6) and stands in front of the vertical ladder (8). And the connecting member provided in the safety belt (6) connects the plurality of fall arresters (2) provided in the vertical life rope (7). In the state as described above, the operator can go up or down the vertical ladder (8). At this time, the fall arrester (2) connected to the connecting member is moved along the vertical life-saving rope (7). When the operator reaches the desired place through the vertical ladder (8), the operator can separate from the vertical life rope (7) from the fall arrester (2) and perform the desired work.

When it is unavoidable in the process of fixing the hook (1) to a fixed support or to the horizontal lifeline (10) of the safety harness attachment facility (9) between horizontal operations, it is possible to attach and detach it through the attachment ring (12) of the fall arrester (2). may be At this time, it is also possible to directly connect with the attachment ring 12 of the lanyard (3) and the fall arrester (2). And of course, the hook (1) and the integrated fall arrester (2) can be turned in a way that can be turned vertically, vertically, horizontally, left, or right. In addition, in order to prevent the separation of the vertical life rope 7 fastened to the fall arrester 2, a separation prevention device can be attached to the center of the hook 11, so it is unnecessary for the operator to move vertically up and down. It can prevent tangling. In the existing product that connects the fall arrester (2) to the vertical life rope (7) and fastens it in one direction in the process of attaching it, it is made to install and manufacture the locking rod (11) in both directions. It can reduce the hassle of having to check separately and increase safety. In addition, the close contact position can be adjusted according to the thickness of the rope, so that when a worker falls, the interlocking gap 11 of the fall arrester 2 effectively adheres to the vertical life rope 7 to improve the function.

The fall arrester (2) integrated with the hook (1) is configured to have a safety that can withstand sufficient force even if the operator hangs on it, and any material that meets the requirements among various materials can be applied. There are various known techniques for the above-mentioned techniques, and any technique that satisfies them is applied.

As described above, the fall arrester (2) connected to the hook (1) uses the fall arrester (2) when moving the vertical ladder (8) depending on the work situation. 3) is inconvenient to replace and wear depending on the use, such as using a hood, but by supplementing this, it is possible to prevent fall accidents in any high-place work situation and provides convenience, thereby reducing the inconvenience of wearing the safety belt (6) for workers, and also It is a product with reduced manufacturing cost and increased convenience and safety, and there is a risk of safety accidents because the fastening process is wrong in the direction of the fixed position between the fall arrester (2) and the existing jamming (11) for vertical up and down work. Therefore, it is possible to dramatically reduce the risk of a fall accident due to the two-way jammer 11 designed for this, and the burden on installation work and installation cost is very low, so it can be widely used in various workplaces.

As described above, in the embodiments of the present invention, specific matters such as specific components, etc., and limited embodiments and drawings have been described, but these are provided to help the overall understanding rather than the present invention, and the present invention is limited to the above embodiments. Various modifications and variations are possible from these descriptions by those of ordinary skill in the art to which the present invention pertains. Therefore, the spirit of the present invention should not be limited to the described embodiments, and not only the claims to be described later, but also all those with equivalent or equivalent modifications to the claims will be said to belong to the scope of the spirit of the present invention.

Claims (5)

Safety harness worn by workers:
Vertical and horizontal life ropes to prevent the risk of falling used by the worker when working at height vertically and horizontally:
The vertical and horizontal life ropes are provided to move according to the vertical and horizontal life ropes, and the hooks that can be supported and fixed on the vertical and horizontal life ropes to move according to the working conditions and the integrated fall arrester and separated or combined depending on the situation. A fall arrester integrated with a hook that can be attached to a lanyard. The fall arrester is a fall arrester having a hook and detachable features. The fall arrester is a fall arrester that can be switched left, right, up and down in the state of being coupled to the hook and connected to the rope. The fall arrester is a fall arrester consisting of both up and down in the direction between the jamming. The fall arrester is an adjustable fall arrester according to the thickness of the vertical lifeline.

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