KR20150002077U - Safety ring - Google Patents

Abstract

The invention relates to a safety collar comprising a hook collar connected to an end of a safety rope of a fall arresting safety belt for connecting a user to a fixed support or a railing of a work place, And a guide hole for guiding the rotation of the lever, wherein the lever is rotatably supported on the other side of the body of the hook ring by an elastic force A safety hook having a stopper coupled to the hook, the hook being integrally formed between the body and the bent portion of the hook-shaped hook, And a covering portion having a photoluminescent material surrounding the hook portion so as to expose the end bent portion, wherein an outer surface of the covering portion forms a smooth flat or curved surface, and an inner surface of the covering portion forms a flat surface And is in close contact with the surface or both side grooves.

Description

Safety rings {SAFETY RING}

The present invention relates to a safety collar, and more particularly, to a safety collar used in combination with a safety belt for the safety of an operator in a workplace at risk of falling.

Generally, the safety collar is used for safety of the worker in a high-rise industrial area from the ground, a user's body such as a safety belt to be worn on the body, a fixed rail of a workplace, Which is connected to a safety rope or a seat belt for connecting the safety rope or the safety belt.

In order to prevent a worker from falling down frequently in various industrial fields, the worker wears a safety belt or a safety belt, and a shock absorber, which is a rope device in the form of a spring band extending from the safety belt and having elasticity, Use safety ropes with safety ropes at the ends of safety ropes.

At this time, the safety collar is connected to or fastened to an object, such as a fixed support, which is provided around the operator and can be connected to the worker. In this state, the worker is working.

However, the seat belt loop for a high worker in Patent Document 1 which is the background of the invention provides only a carabiner or a seat belt fastening ring which is called a bean in the art as a kind of a ring which is a climbing equipment.

Here, the fastening ring of the prior art has an annular portion formed at one side with a through-hole for connecting to the end of the safety band or the safety rope and a hook-shaped annular ring formed at the other side, And a pivoting member for opening or closing the part.

However, the fastening ring of the prior art is designed to simply open or close the loop through rotation of the pivoting member as in the safety ring of Patent Document 2, Is not used in the present invention.

Therefore, it is difficult for a worker or a supervisor working with the worker to visually recognize the use condition of the fastening ring or the safety ring of the worker.

Therefore, if the operator does not intentionally or accidentally use the fastening ring or the safety ring, the person in the vicinity can not grasp the state, and thus the safety accident of the worker can not be prevented in advance.

[Patent Literature]

(Patent Document 1) Korean Published Utility Application No. 20-2009-0007267 (July 20, 2009)

(Patent Document 2) Korean Patent Publication No. 10-2014-0079069 (June 26, 2014)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the conventional art, and it is an object of the present invention to provide a hook type ring, a lever and a stopper for restricting lever opening and a cover portion having a photoluminescence material in a hook- It is possible to easily check the safety management compliance by the person himself / herself or others by making it possible for the other person who is remote from the user himself to identify the use state of the safety ring of the user, And to provide a safety collar that can increase the frequency of use of the safety collar.

According to an aspect of the present invention, there is provided a safety device comprising: a hook-shaped hook connected to an end of a safety rope of a fall prevention seat belt for connecting a user to a fixed support or a railing of a workplace; And a guide hole for guiding the rotational movement of the lever, and is retracted from the other side of the body of the hook-shaped hook by elastic force, And a hook portion integrally formed between the body portion and the bent portion of the hook of the hook type ring, And a covering portion having a photoluminescent material surrounding the hook portion so as to expose the end bent portion, wherein an outer surface of the covering portion forms a smooth flat or curved surface, and an inner surface of the covering portion forms a flat surface Wherein the safety ring is in close contact with the surface or both side grooves.

The cover further includes a plurality of friction protrusions integrally formed on the outer surface of the cover.

In addition, the photoluminescent material of the covering part is a phosphorescence material that emits light by accumulating light or a fluorescence material that emits a new light.

The photoluminescent material is contained in the covering portion corresponding to the composition ratio of the composition of the synthetic resin of the covering portion.

The covering portion may include a base material layer formed of any one of synthetic resin, urethane, and synthetic rubber, and a photoluminescent coating layer provided outside the base material layer.

Further, a protective coating layer is further provided on the outer surface of the photoluminescent coating layer.

According to one aspect of the present invention, there is provided a safety ring comprising: a hook-shaped ring made of an aluminum alloy or steel; and a hook-shaped hook made of a steel material, And a stopper coupled to the other end of the body of the hook-like hook to be able to return by elastic force after the rotation, The risk of falling can be prevented in advance.

Particularly, the present invention has a hook portion integrally formed between a body portion and a bent portion of a hook-shaped hook and a covering portion coupled to enclose the hook portion, wherein the covering portion is provided with a photoluminescent material, It is possible to easily identify whether or not the safety management is performed by the person himself / herself or others by making it possible for a person who is distant from the user or in the dark place to easily identify the use state of the safety ring of the user.

That is, the present invention is a safety ring having a photoluminescence function and can be easily displayed to the user, thereby increasing the frequency of use of the safety ring by the user while naturally inducing the user to use the safety ring.

In addition, the present invention can relatively reduce the slippage at the fixing point between the safety collar and the fixed support by forming the cover part with a synthetic resin having a relatively large frictional force as compared with the metal material, There is an advantage that the seatbelt can be used entirely.

In addition, the present invention can be more securely fastened to a fixed support, etc., through a plurality of friction protrusions integrally formed on the outer surface of the cover portion as the same material as the cover portion.

In addition, the present invention can facilitate the production of a coating portion having a fluorescence function by containing a photoluminescent material in the covering portion or by forming a photoluminescent coating layer on the surface of the covering portion.

In the present invention, since the photoluminescent coating layer is formed on the surface of the covering portion, the amount of the expensive photoluminescent material can be reduced, and a protective coating layer is further provided on the outer surface of the photoluminescent coating layer, , It is possible to provide a user with a high quality product that can prevent scratches from being generated due to contact with the fixed support.

1 is a front view of a safety collar according to an embodiment of the present invention;
2 is a sectional view of line AA shown in Fig.
Fig. 3 is a front view for explaining the operating relationship of the safety hook shown in Fig. 1. Fig.
4 is a perspective view of the seat belt with the safety collar shown in Fig.
5 is a cross-sectional view of a safety collar according to an application example of the present invention;
6 is a sectional view of a safety collar according to another application of the present invention;
7 is a cross-sectional view of a safety collar according to yet another application example of the present invention;

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

1 is a front view of a safety collar according to an embodiment of the present invention, Fig. 2 is a sectional view of a line AA shown in Fig. 1, and Fig. 3 is a cross- Lt; / RTI >

Referring to Figure 1, this embodiment can be used in connection with the end of a safety rope of an anti-fall safety belt to connect a user to a fixed support or guardrail of a workplace.

The safety ring according to the present embodiment or the following applications includes a hook ring 100, a lever 200, a stopper 300, a first spring and a second spring (not shown), and a cover 400 .

The hook-shaped ring 100 may be made of aluminum alloy or steel.

The lever 200 and the stopper 300 may also be formed of the same material or release material as the saw ring 100.

The hook-shaped hook 100, the lever 200, and the stopper 300 may be made of aluminum alloy, duralumin, titanium, or the like.

When the hook-shaped ring 100 is formed of an aluminum alloy, the outer surface of the aluminum alloy may be subjected to an anodizing treatment or a coloring treatment, and if the hook ring 100 is formed of a steel material, a painting treatment may be performed.

The hook type ring 100 has a rope connecting hole 110 formed at one end and connected to an end of a safety belt or a safety rope and a body 120 formed integrally with the rope connecting hole 110 ).

The hook-shaped ring 100 extends from the body portion 120 along the direction opposite to the rope connecting hole portion 110 and forms a hook or an opening in the body portion 120 so as to form an opening Q, A hook portion 130 formed in a hook shape and an end fold portion 140 provided at an end of the hook portion 130 and serving to suppress rotation of the lever 200.

The hook type ring 100 is gradually reduced in cross sectional area from the body portion 120 to the end folded portion 140 through the hook portion 130 so that the hook type ring 100 can be easily inserted into the hole of the storage ring of the seat belt Or can be separated.

Further, both side surfaces of the hook portion 130 are provided with both side grooves 131 for reducing the weight without affecting the durability or rigidity of the hook-shaped ring 100.

Both side grooves 131 are formed along the extending direction of the hook 130 and both side ends of the both side grooves 131 are closed by being brought into contact with the surface of the hook 130.

The two side grooves 131 can serve as a fixing jaw for enhancing the fastening force with the covering portion 400 to be described below and preventing the covering portion 400 from being detached from the hook portion 130.

A first hinge shaft 101 is provided at a lower side of the body part 120 and has a first spring (not shown) coupled to the axis of rotation of the lever 200.

A second hinge shaft 102, which is a shaft center of the rotation of the stopper 300 and is coupled with a second spring (not shown), is provided on the other side of the body portion 120 below the second hinge shaft.

At this time, the engagement relationship of the first spring or the second spring is similar or equally coupled as compared with a generally known engagement relationship of elastic members such as a carabiner or the like, and thus can be omitted from the drawings or the detailed description.

The lever 200 has a U-shaped or U-shaped cross section and is rotatably coupled to one side of the body 120, that is, the first hinge shaft 101 of the body 120, So as to open or close the opening Q of the hook-shaped ring 100, as shown in Fig.

The lever 200 is formed in a U-shaped or U-shaped cross section, and the width of the internal space of the U-shaped or U-shaped cross-section is larger than the thickness of the stopper 300. [

Therefore, when the lever 200 is rotated, the body portion 120 of the hook-shaped hook 100 or a portion of the stopper 300 or the overlapping portion of the stopper 300 is inserted through the open side of the U- Or the inner space of the U-shaped cross section, so that the lever 200 and the body portion 120 of the hook-shaped ring 100 may not interfere with each other.

The lever 200 includes a seating groove 210 having a groove shape bent in correspondence with the shape of the bent edge portion 140.

The portion where the seat groove 210 is formed corresponds to one end pivoting with respect to the first hinge shaft 101 so that the end bending portion 140 of the hook ring 100 can be placed or seated. And is formed into a bent groove shape.

The lever 200 has a lever 200 extending at one end of the lever 200 pivoting about the first hinge axis 101 and a predetermined angle G with respect to one end of the lever 200, (200), and has a triangular planar shape.

At the other end of the lever 200, a guide pin 220 is provided. Here, the guide pin 220 is coupled to the other end of the lever 200 so as to extend in the thickness direction of the lever 200. Further, the guide pin 220 is disposed outside the body portion 120 of the hook-shaped ring 100. The guide pin 220 is inserted into the guide hole 320 of the stopper 300.

The stopper 300 serves to guide the rotation operation of the lever 200 or to suppress the rotation operation.

The stopper 300 has a U-shaped or U-shaped cross section and is positioned on the U-shaped or U-shaped end face of the lever 200. The stopper 300 is provided on the other side of the body portion 120, The hinge shaft 102 has an end portion 310 which is rotatably coupled to the hinge shaft 102 so as to be able to return by the elastic force of the second spring.

In addition, arc-shaped guide holes 320 are formed on both side surfaces of the stopper 300 opposite to the end portions 310. The guide hole 320 has a stopper hole portion 321 corresponding to a bent hole at the end of the guide hole 320 and an arc hole portion 322).

3, the position of the guide hole 320 is changed in accordance with the rotating operation state of the stopper 300 through the guide hole 320, and as a result, the position of the lever 200 is changed, And stops or permits the rotation operation.

More specifically, when the guide pin 220 of the lever 200 is positioned at the stop jaw hole portion 321 of the guide hole 320 of the stopper 300, the stop jaw hole portion 321 is formed as a kind of stop jaw So that the lever 200 can not be rotated.

3, the stopper 300 and the guide hole 320 are moved in the state of FIG. 3 (a) to the state of FIG. 3 (b) by the force F1 by the user pressing the stopper 300 with the palm of the hand, May be converted.

In this case, the swivel path for rotating the lever 200 and the extending direction of the arcuate hole portion 322 in the form of a curved hole in the guide hole 320 of the stopper 300 coincide with each other, The lever 200 can be rotated by the force F2 generated by the movement or the lever 200 colliding against the handrail R as shown in FIG.

That is, if the stopper 300 is not operated by the user's force or external force, even if the force is transmitted to the lever 200, the lever 200 is not rotated. Therefore, It is possible to provide the user with high safety.

In addition, safety can be maintained if there is no interference in any rotation operation of the stopper 300 or the lever 200 in the position where the stopper 300 or the lever 200 is positioned or engaged.

Even if the operating relationship between the end bending portion 140 of the hook type ring 100 and the seating groove portion 210 of the lever 200 is examined, there is no obstacle in the seating groove portion 210 or the end bending portion 140 You should not.

According to this embodiment in consideration of this point, the covering portion 400 having the photoluminescent material can be disposed or joined to the hook portion 130 of the hook-shaped ring 100 as an optimum arrangement position or engagement position.

Here, the hook 130 is integrally formed between the body 120 and the bent portion 140 of the hook-shaped hook 100.

The covering portion 400 surrounds the hook portion 130 so as to expose the bent portion 140 of the hook type ring 100 and contains or contains a photoluminescent material.

The photoluminescent material of the covering section 400 serves to emit light in a dark place or to function as an identification means which can easily identify the location of the safety loop by a co-worker or a supervisor of the worker located far away .

The covering portion 400 covers and protects the hook portion 130 so as to serve as a wear portion that can be worn out according to long use of the hook type ring 100 instead of the hook portion 130 And also to prevent the occurrence of cracks in the hook portion 130.

Referring to FIG. 2, the outer surface 401 of the covering portion 400 may form a smooth flat surface or a curved surface. The inner surface 402 of the covering portion 400 may be in close contact with the surface of the hook portion 130 or the both side grooves 131.

The photoluminescent material 403 may be contained in the covering portion 400 so as to correspond to the composition ratio of the composition of the synthetic resin for molding the covering portion 400 during the manufacturing process of the covering portion 400.

Here, the synthetic resin for molding the covering portion 400 may be an elastic or soft plastic, urethane, synthetic rubber or the like, and a material having a friction coefficient relatively larger than the material of the hook- It can be selected from a group of synthetic resins which can satisfy the product quality standard as a safety loop, and may not be limited to a specific synthetic resin.

For example, the content or the content of the photoluminescent material 403 relative to the composition of the synthetic resin for the covering portion 400 can maintain or satisfy the structural rigidity such as strength and durability of the covering portion 400 while maximizing the fluorescence or phosphorescent effect Can be determined to a certain degree. Illustratively, the covering portion 400 may be formed in a ratio of the weight percentage (wt%), 70:30, as a content ratio of the photoluminescent material 403 to the synthetic resin.

In addition, the photoluminescent material 403 may be a fluorescence material that emits a new light or a phosphorescence material that emits light by accumulating light.

Here, the fluorescent material may include any one of ytterbium, tulium, samarium, and europium. However, the material may not be limited to the above material if it can exhibit the fluorescence function.

In addition, the phosphorescence material may be a material that emits light by accumulating light such as tris (2-phenylpyridine) iridium or the like, but it may be applied to the present embodiment or the following applications have.

The fluorescent material or the phosphorescent material may be any material as long as it is contained in the synthetic resin material of the covering portion 400 and can be manufactured by molding or injection or the like. .

4 is a perspective view of the seat belt with the safety collar shown in Fig.

The hook type ring 100 can be held by the storage ring 11 of the seat belt 10 and can be used to hang on a fixed support or a railing R as shown in Fig.

At this time, the covering portion 400 coupled to the hook-shaped hook 100 may be formed by the photoluminescent material so that the hook-shaped hook 100 of the user is in the handrail R shown in FIG. 3, So that it can be easily recognized by the supervisor or a fellow worker whether or not he / she is in the storage collar 11 of the seatbelt 10.

FIG. 5 is a sectional view of a safety collar according to an application example of the present invention, FIG. 6 is a sectional view of a safety collar according to another application example of the present invention, and FIG. 7 is a sectional view of a safety collar according to another application example of the present invention .

Referring to FIG. 5, the covering portion 400a according to the application example may further include a plurality of friction protrusions 404 integrally formed on the outer surface thereof. The covering portion 400a according to the application also encloses the hook portion 130 of the hook type ring.

Although not shown, characters, numerals, and the like indicating the logo, the company name, the product name, and the performance numeric value may be further displayed on the outer surface of the covering portion 400a in the form of embossed or engraved.

At this time, the friction protrusion 404 increases the contact surface area of the covering portion 400a, thereby increasing the frictional force against the storage ring 11 or the railing R shown in FIG. 3 or 4, It is possible to maximize the safety of the safety collar as a relatively low fixed point.

6, the covering part 400b according to another application example includes a base material layer 410 which is formed so as to surround the hook part 130 by using any one of synthetic resin, urethane and synthetic rubber, And a photoluminescent coating layer 420 provided on the outside of the substrate 410.

Here, the photoluminescent coating layer 420 may be formed by applying a coating material including the above-mentioned fluorescent material or a phosphorescent material to the outside of the base material layer 410 by a spray coating method and drying the same.

Since the light emitting coating layer 420 is present only on the outer side of the covering portion 400b, it is possible to reduce the amount of the fluorescent material or the phosphorescent material to be contained in the covering portion 400b, have.

7, the cover 400c according to another application further includes a protective coating layer 430 on the outer surface of the light-emitting coating layer 420. [

Here, the protective coating layer 430 may be formed of a coating agent for a topcoat or a super-hardcoat having any one of light, light, and light.

The protective coating layer 430 may enhance the durability of the photoluminescent coating layer 420 and may prevent scratches from being generated in the photoluminescent coating layer 420 due to contact with the supporting support, the railing, or the like.

In the embodiments or applications according to the present invention, the covering portion having the photoluminescent material is firmly coupled to the hook ring, the lever and the stopper so as not to interfere with the operation of the hook ring, the lever and the stopper, So that the person or persons who are away from the safety management can easily check whether or not the safety management is complied with.

In addition, the embodiments or applications according to the present invention are safety rings having a light emitting function and are easily displayed to the user, thereby increasing the frequency of use of the safety ring by the user while naturally inducing the user to use the safety ring, It is possible to prevent a possible fall accident in advance.

100: hook type ring 110: rope connecting hole part
120: body part 130: hook part
140: end bending part 200: lever
300: stopper 400, 400a, 400b, 400c:
410: base material layer 420: photoluminescent coating layer
430: protective coating layer

Claims (6)

A hook-shaped hook connected to the end of the safety rope of the fall-prevention seat belt and connected to the fixed support or the railing of the work place by a spring force after being rotated from one side of the body of the hook- A stopper which is provided with a lever for opening or closing an opening of the hook ring and a guide hole for guiding rotation of the lever and which is coupled to the other side of the body of the hook ring so as to be able to return by the elastic force In one safety loop,
A hook portion integrally formed between the body portion and the bent portion of the hook of the hook-shaped hook; And
And a covering portion surrounding the hook portion and having a photoluminescent material so as to expose the end bent portion,
Wherein the outer surface of the covering portion forms a smooth flat or curved surface and the inner surface of the covering portion is in close contact with the surface of the hook portion or both side grooves.
The method according to claim 1,
Wherein the covering portion further comprises a plurality of friction protrusions integrally formed on the outer surface of the cover portion.
The method according to claim 1,
Wherein the photoluminescent material of the covering part is a phosphorescence material that emits light by accumulating light or a fluorescence material that emits light when the material receiving the light energy is a new light.
The method of claim 3,
Wherein the photoluminescent material is contained in the covering portion corresponding to a composition ratio of the composition of the synthetic resin of the covering portion.
The method according to claim 1,
Wherein the covering portion comprises a base material layer formed of a material selected from the group consisting of synthetic resin, urethane, and synthetic rubber, and a photoluminescent coating layer provided outside the base material layer.
6. The method of claim 5,
And a protective coating layer is further provided on an outer surface of the photoluminescent coating layer.

Images