KR101648567B1 - a rocking apparatus of rockfall prevention rope - Google Patents

a rocking apparatus of rockfall prevention rope Download PDF

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Publication number
KR101648567B1
KR101648567B1 KR1020160024601A KR20160024601A KR101648567B1 KR 101648567 B1 KR101648567 B1 KR 101648567B1 KR 1020160024601 A KR1020160024601 A KR 1020160024601A KR 20160024601 A KR20160024601 A KR 20160024601A KR 101648567 B1 KR101648567 B1 KR 101648567B1
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KR
South Korea
Prior art keywords
rope
cushioning
upper cover
lower cover
buffering
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KR1020160024601A
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Korean (ko)
Inventor
김기환
강종민
김준
Original Assignee
뉴그린창신 주식회사
(주)엘케이스프링
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Priority to KR1020160024601A priority Critical patent/KR101648567B1/en
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
    • E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
    • E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
    • E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/14—Vibration-dampers; Shock-absorbers of cable support type, i.e. frictionally-engaged loop-forming cables

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)

Abstract

The present invention relates to a shock-absorbing type fastening device for buffering and fixing an impact applied to an anti-rocking rope provided to prevent rockfall. The rocking-preventing rope buffering type fixing device according to the embodiment of the present invention includes an anchor hole formed at a central portion so that the anchor bolt is installed so as to penetrate through the anchor hole, and a sliding hole formed laterally at both sides of the anchor hole, An upper cover and a lower cover disposed so as to face each other, a rope connecting member positioned between the upper cover and the lower cover at portions where the sliding holes are formed and moving along the sliding holes, A cushioning wing member installed so that a pair is opened or closed at each of the rope connecting members to cushion an applied pressure; a cushioning member provided between a pair of the cushioning wings so that the cushioning wing portion is maintained in a state of being opened by an elastic force And when the rope connecting member is moved by the impact of the anti-rocking rope, And a wing support for supporting a widened end portion of the buffering wing member so that the buffering wing member is buffered by the elastic force. Therefore, the buffering effect due to the impact of rockfall can be improved.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a rocking apparatus for rockfall prevention rope,

The present invention relates to a shock-absorbing type fastening device for buffering and fixing an impact applied to an anti-rocking rope provided to prevent rockfall.

Generally, a slope prevention rope is installed on the slope around the road to prevent accidents caused by falling rocks.

This anti-rocking rope is installed by separating the securing device from the slope, and the anti-rocking rope is woven in the form of a net in the fixing device. When the rockfall occurs in the state where the anti-rocking rope is installed, Or the securing device is detached from the inclined surface to prevent the fallout.

In order to prevent this, there has been disclosed a "shock-absorbing type fixing device for a wire rope for a fall-ground prevention network" in Korean Patent Registration No. 10-1390176 (issued April 29, 2014).

A conventional shock-absorbing type fixing apparatus for a wire rope for a fall-prevention network comprises a first and a second cushioning binding pieces connected to each other so as to be rotatable and having first and second wire ropes adjacent to both longitudinal end portions thereof, A binding unit; A fixing anchor for fixing the cross-shaped buffer binding port to the slope; The first and second cushioning fasteners are provided between the first and second cushioning fastening members and elastically support the first and second cushioning fasteners by a tensile force to maintain the tension of the first and second wire ropes connected to the cushioning cushioning fasteners. Wherein the first and second cushioning coupling pieces of the cushioning fasteners are cross-connected to each other through the fixing anchor so that the first and second cushioning fasteners are overlapped with each other, And the first and second wire ropes are connected in a zigzag shape symmetrical with respect to the cushioning joint.

In the conventional buffer type fastening device for a wire rope for a fall-prevention network configured as described above, the first and second buffer binding pieces are connected to each other by a tension spring to elastically support the neighboring wire ropes together to maintain the tension of the wire ropes, And it was also possible to prevent disconnection of the wire rope due to the impact of the rockfall.

However, in the conventional buffering type fastening device for a wire rope for a fall-prevention network, when the first and second buffer binding members operate like scissors and impact is generated by falling from both sides, buffering is difficult.

Further, when the first and second cushioning tie pieces are connected by the tension spring and the fall or foreign matter is caught between the tension springs, the tension spring does not generate the elastic force and the operation becomes impossible. At the same time, There is a problem in that it is impossible to perform the operation due to the foreign matter being pinched.

In addition, when the wire rope for the fall-ground prevention network is disposed so as to pass through the location where the buffer-type fixing device for the wire rope for falling-stones prevention network is installed, there is a problem that the installation position of the buffer-type fixing device for the wire rope for the fall-

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a wire rope fixing device, The present invention provides an anti-rocking rope buffering type fixing device that can be installed without changing the installation position even when the wire rope is configured to pass through the installation position while preventing the inability to operate due to foreign matter.

According to an aspect of the present invention, there is provided an anti-rocking rope shock absorber-type fixing device comprising: an anchor hole formed at a central portion of an anchor bolt so as to penetrate through the anchor bolt; An upper cover and a lower cover which are disposed so as to face each other and include a sliding hole, a rope connecting portion located at a portion where the sliding hole is formed between the upper cover and the lower cover and moving along the sliding hole, A cushioning member having a member, a cushioning member provided so that a pair of the cushioning member is opened or closed to each of the rope connecting members to buffer the pressure applied to the rope connecting member, and a pair of the cushioning members, A cushioning spring provided between the cushioning wing members, and a cushioning spring provided between the cushioning wing members, When the movement by the impact and a blade support that supports the flared end portion of the buffer wing member is the buffer wing member to the buffer by the elastic force.

The cushioning wing member may include a multi-stage cushioning portion which is protruded by a plurality of cushioning portions so as to be cushioned by the cushioning portion.

The upper cover or the lower cover may include a skirt portion protruding in a direction facing each other at a peripheral portion of the upper cover or the lower cover to prevent foreign matter from flowing between the upper cover and the lower cover.

The upper cover or the lower cover may include a spacing support portion for securing a space through which the anti-slip rope passes by separating the upper cover or the lower cover from the floor.

The rope connecting member may include a polygonal bushing having a polygonal circumference provided at a portion where the anti-rocking rope is connected to reinforce the rigidity of the portion to which the anti-rocking rope is connected.

The buffer spring may be a torsion spring in which a spiral portion is closely contacted.

The sliding hole may include an overhang portion that is pegged to an end of the sliding hole to reinforce the sliding hole.

According to the present invention, a pair of shock absorbing wing members are installed on both sides of the bolt hole, respectively, and operate independently of each other, so that shocks caused by falling rocks occurring on both sides can be buffered.

In addition, the cushioning wing member may be provided with a multi-stage hooking portion to perform buffering several times when an impact is generated, thereby improving the buffering effect.

In addition, since the internal components are shielded by the skirt portion, it is possible to prevent the inability to operate due to the inflow of the foreign matter, and the buffer spring can be implemented as a torsion spring to prevent the inability to operate due to the foreign matter being caught between the spirals of the spring .

In addition, a polygonal bushing is provided at a portion where the anti-rocking rope is connected, so that the portion where the anti-rocking rope is connected can be prevented from being bent and broken.

1 is a perspective view illustrating an anti-rocking rope buffering type fixing apparatus according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view of an anti-rocking rope buffering type fixing device according to an embodiment of the present invention.
3 is a front cross-sectional view of an anti-rocking rope buffering type fixing device according to an embodiment of the present invention.
4 is a top cross-sectional view of a rockfall-preventing rope buffer-type fastening apparatus according to an embodiment of the present invention.
5 is a horizontal sectional view showing an operation state of the anti-rocking rope buffering type fixing device according to the embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

A plurality of the rockfall-preventing rope buffering-type fastening apparatuses 100 according to the present invention are installed on slope surfaces where rockfall may occur, and the rockfall-preventing ropes 200 are installed through the rockfall- Can be connected in the form of a mesh to prevent falling rocks from falling into the road.

Here, the anti-rocking rope 200 is installed in the form of a net by weaving the rope through the anti-rocking rope buffering type fixing device 100, or may be installed in the anti-rocking rope buffering type fixing device 100, .

1 to 3, the anti-rocking rope buffering type fixing apparatus 100 according to the embodiment of the present invention may include an upper cover 110 and a lower cover 120.

The upper cover 110 and the lower cover 120 may be formed symmetrically with respect to each other and may be spaced apart from each other.

The anchor holes 111 and 112 through which the anchor bolts 210 for fixing the anti-falling rope buffering type fastening device 100 to the sloped surface are inserted are formed in the central portions of the upper cover 110 and the lower cover 120 And sliding holes 113 and 123 extending in the lateral direction may be formed through the left and right sides of the anchor holes 111 and 112, respectively.

The anchor bolts 210 fitted in the anchor holes 111 and 112 are formed in the anchor bolts 210 and 210. The anchor bolts 210 are inserted into the anchor holes 111 and 112, Bolt 210, but may be various fixing means capable of fixing the anti-rocking rope buffering type fixing device 100. [

Meanwhile, the sliding holes 113 and 123 may include overhangs.

When a strong external force acts on the overhang portion, the connecting member fastening bolt 140, which will be described later, presses the ends of the sliding holes 113 and 123 to cause cracks or deformation in the sliding holes 113 and 123, (113, 123) may be attached to the end portions of the sliding holes (113, 123) to prevent breakage.

The overhang portion may be embodied by bending a part of the incised portion to the outside of the sliding holes 113 and 123 to form the sliding holes 113 and 123 or by welding the overhanging member to the end of the sliding holes 113 and 123 .

The upper cover 110 and the lower cover 120 are formed in the anchor holes 111 and 112 so that the anchor bolts 210 can be easily inserted into the upper cover 110 and the lower cover 120, An anchor cover 180 may be provided to connect the anchor holes 111 and 112. The anchor cover 180 may include a bushing having a shape for connecting the anchor holes 111 and 112 of the upper cover 110 and the anchor holes 111 and 112 of the lower cover 120. [ May also be embodied.

The upper cover 110 and the lower cover 120 are provided with through holes 117 and 127 through which the wing support portions 170 are to be installed on both upper and lower sides of the sliding holes 113 and 123, 113 and 123, respectively.

The left and right ends of the upper cover 110 and the lower cover 120 may be formed in an arc shape for ensuring the rotation of the rope coupling member described below and for reducing manufacturing costs.

Skirt portions 115 and 125 may be formed around the upper cover 110 or the lower cover 120 or both to prevent foreign matter from entering between the upper cover 110 and the lower cover 120 The skirt portions 115 and 125 may protrude in the direction in which the upper cover 110 and the lower cover 120 face each other and may be formed in a part of the periphery of the upper cover 110 or the lower cover 120.

If foreign matter, such as soil or rockfall, flows into the space between the upper cover 110 and the lower cover 120, it is difficult to ensure the operation of the rockfall-preventing rope-damper-type fastening apparatus 100 due to soil or rockfall By blocking the introduction of foreign matter by the skirt portions 115 and 125, the operation of the rockfall-preventing rope buffering type fixing device 100 can be ensured.

The skirt portions 115 and 125 are formed only at the upper and lower end portions of the upper cover 110 and the lower cover 120 to ensure the operation of the rope engaging member to be described later, The upper cover 110 and the lower cover 120 may be separated from each other by a predetermined distance.

The upper cover 110 and the lower cover 120 may be provided with a spacing support portion 129 protruding from the floor where the anti-falling rope buffering type fixing device 100 is installed, And the separation receiving portion 129 may be formed by bending a part of the upper cover 110 or the lower cover 120. [

When the rockfall preventing rope 200 is installed on the rocking-away preventing rope 200, the rocking-back rope 200 other than the rock-fall preventing rope 200 connected to the rock-fall preventing rope- The upper cover 110 or the lower cover 120 may be spaced apart from the floor so as to be able to pass to the lower portion of the fixing device 100. [

In the embodiment, the spacing receiving portion 129 is formed by bending a part of four corners of the lower cover 120 downward.

1 to 3, the rockfall-preventing rope buffering type anchoring device 100 according to the embodiment of the present invention may include a rope connecting member 150.

The rope connecting member 150 is installed on each of the sliding holes 113 and 123 formed on the left and right sides of the anchor holes 111 and 112 so that the anti-rocking rope 200 is fixed to the left and right sides of the anti- It can be connected to each side in the form of spreading on both sides.

The other end of the rope connecting member 150 may be engaged with the sliding holes 113 and 123 in the upper cover 110 and the lower cover 120. [ And can be installed to move along.

Here, the rope connecting member 150 may be configured such that two rod-shaped steel plates 151 are disposed to face each other, and one end to which the anti-falling stone rope 200 is connected is formed in a polygonal shape The polygonal bushing 153 is disposed between the two steel plates 151 and is coupled in a state of being fastened by bolts and nuts, It is possible to connect the fall-preventing rope 200 to each other.

Since the rockfall preventing rope 200 is strongly impacted by the rockfall, the rockfall preventing rope 200 is connected to the polygonal bushing 153 to reinforce the rigidity of the portion to which the rockfall preventing rope 200 is connected, It is possible to prevent warping due to an impact caused by the impact.

The other end of the rope connecting member 150 is located at a position where the sliding holes 113 and 123 are located in the upper cover 110 and the lower cover 120 to couple the rope connecting member 150 to the sliding holes 113 and 123 The connecting portion re-combination bolts may be coupled in such a manner that the sliding holes 113 and 123 of the upper cover 110 and the lower cover 120 penetrate the other end of the rope connecting member 150 and are fastened by a nut.

2 to 4, the anti-rocking rope buffering type fixing apparatus 100 according to the embodiment of the present invention may include a buffering blade member 160.

The cushioning wing member 160 can buffer the impact applied to the rockfall preventing rope 200 when the rocking-preventing rope 200 connected to the rope connecting member 150 is impacted by the rockfall.

On the other hand, the cushioning wing members 160 each have a pair of cushioning wing members (a pair of cushioning wing members) 160, 160 may be widened or gathered together.

The cushioning wing members 160 may be positioned between the lower cover 120 and the upper cover 110. A pair of the cushioning wings 160 are coupled to the respective rope connecting members 150, A connecting member fastening bolt 140 for fastening the rope connecting member 150 to the sliding holes 113 and 123 of the upper cover 110 and the lower cover 120 passes through the center of rotation of the cushioning member 160 The coupling member fastening bolts 140 may connect the rope connecting member 150 and the buffering wing member 160 and may function as a rotation center axis of the pair of buffering wing members 160. [

A pair of buffering members 160 coupled to the rope connecting member 150 are connected to the rope connecting members 150 such that the opposite ends of the rope connecting members 150 are connected to each other, And may be positioned between the upper cover 110 and the lower cover 120. [

The outer surface of the cushioning member 160 to which the rope connecting member 150 is coupled may be formed with a plurality of multi-step hooking parts 161 spaced apart from each other at a predetermined distance in the direction in which the rope connecting member 150 is connected. The multi-end hooking portion 161 can continuously shock the multi-step hooking portion 161 to the wing support portion 170 to be described below to cushion an impact applied to the anti-fall preventing rope 200 in a multi- .

The detailed description of the multi-step hook portion 161 will be described in more detail in the description of the configuration and operation.

The cushioning blade member 160 may have a shape in which an end portion facing the lower cover 120 and the upper cover 110 is bent downward so as to have a strong rigidity.

2 to 4, the anti-rocking rope buffering type fastening apparatus 100 according to the embodiment of the present invention may include a buffer spring 165.

The cushioning spring 165 can support a pair of cushioning wings 160 by an elastic force so that a pair of cushioning wings 160 are held at the open end.

The cushioning spring 165 may be realized as a torsion spring that minimizes the interval between spirals and minimizes the inability to operate due to the inflow of foreign matter. One end of the torsion spring is a pair of cushioning wings 160 And the other end of the torsion spring is coupled to the other one.

In this case, when the conventional coil spring is used as the buffer spring 165, foreign materials such as rocks or gravels are stuck on the spiral portion to lose the function of the buffer spring 165, but the buffer spring 165 is implemented as a torsion spring In this case, since the torsion spiral of the spiral portion formed by the spiral is in close contact with each other, the torsion spring can prevent the function from being lost due to the foreign substance being pinched.

The anti-rocking rope buffering type fastening device 100 according to an embodiment of the present invention may include a wing support portion 170.

The wing support portion 170 supports the widening or gathering end portion of the buffering wing member 160 so that the buffering spring 165 presses the buffering wing member 160 when an impact occurs in the anti- So that a buffering force can be generated.

For example, when an impact due to a rockfall occurs in the rockfall preventing rope 200, the rope connecting member 150 is pulled in the direction in which the rockfall preventing rope 200 is connected, The rotating shaft of the cushioning wing member 160 is substantially moved since the cushioning member 140 moves along the sliding holes 113 and 123 together.

At this time, since the ends of the buffering wing members 160 are supported by the wing support portions 170, the buffering wing members 160, which are pressed by the wing support portions 170 to narrow the interval between them, 165), the impact applied to the fall-preventing rope (200) can be canceled.

The wing support part 170 may be provided on the lower cover 120 or the upper cover 110 so as to support the ends of the wing support part 170 when the pair of buffer wing parts 160 are opened. The upper cover 110 or the lower cover 120 may be realized by fastening the support bolt through a nut at a position where the end of the wing member 160 is positioned or by fastening the nut with the nut. The upper cover 110 and the lower cover 120 may be partially cut and bent to a portion where the upper cover 110 and the lower cover 120 face each other.

Here, when the wing support portion 170 is realized by the support bolt and the nut, the support bolt and the nut may simultaneously perform the function of the engagement member that engages the upper cover 110 and the lower cover 120. [

The operation and effects of the above-described respective structures will be described.

The anti-rocking rope buffering type fixing apparatus 100 according to the embodiment of the present invention is configured such that the buffering member 160 (160) is fixed to the both side sliding holes 113 and 123 while the lower cover 120 and the upper cover 110 are disposed to face each other, Is installed.

The pair of cushioning wings 160 are coupled to each other by a coupling member fastening bolt 140 passing through the sliding holes 113 and 123 at one end of the cushioning wing member 160. The coupling member fastening bolt 140 is provided with an anti- The ends of the connected rope connecting members 150 can be coupled together.

A buffer spring 165 is provided between the pair of buffer padding members 160 to keep the pair of buffer padding members 160 in the fully extended state and the open end of the buffer padding member 160 A wing support portion 170 for supporting the buffering wing member 160 through the through holes 117 and 127 of the upper cover 110 and the lower cover 120 is provided.

At this time, the wing support part 170 is provided with four wing support parts 170 to support the ends of the cushioning wings 160 with the upper cover 110 and the lower cover 120 facing each other.

In the rockfall-preventing rope buffering type anchorage device 100 according to the embodiment of the present invention configured as described above, the anchor bolts 210 are fastened to the slope surface on which the anti-rocking rope 200 is to be installed and then the anchor holes 111, A plurality of the anchor bolts 210 are fastened to the anchor bolts 210 by fastening the fastening devices 100 therebetween.

At this time, the anchor bolt 210 is fixed in a state in which the anti-rocking buffering type fixing device is positioned so that the separation receiving portion 129 formed on the upper cover 110 or the lower cover 120 is supported on the slope surface.

On the other hand, when the plurality of rockfall-preventing rope buffering-type fastening apparatuses 100 are installed, the rockfall preventing ropes 200 are attached to the rope connecting member 150 so as to spread like a net, (100) to an anti-rocking rope (200).

When the rockfall-preventing rope buffering type fastening device 100 according to the embodiment of the present invention is installed, when the rockfall occurs, the rockfall is caught by the rockfall preventing rope 200 and the rockfall preventing rope 200 Is pulled.

5, the rope connecting member 150 to which the rockfall preventing rope 200 is connected also has the sliding holes 113 and 123 in the direction in which the rockfall preventing rope 200 is positioned, And the rope connecting member 150 moving in the sliding holes 113 and 123 moves the center of the rotating part of the buffering member 160 together with the connecting member fastening bolts 140.

At this time, the end portion of the buffering wing member 160 is supported by the wing support portion 170 so that the ends of the pair of buffering wing members 160 are folded together, and the pair of buffering wing members 160 are folded It is possible to buffer the impact of the rockfall preventing rope 200 due to the rockfall due to the elastic force to be released in an initial state by the buffer spring 165. [

Since the cushioning wing member 160 is formed with a plurality of multi-step hooking parts 161 that are multi-stepped on the wing support part 170, the shock absorbing cushioning member 160 is configured to buffer shocks in a multi- .

Therefore, in the rockfall-preventing rope buffering type fixing apparatus 100 according to the embodiment of the present invention, since the pair of buffering wing members 160 are provided on the rope connecting member 150 located on both the left and right sides, To perform buffering.

In addition, the buffer spring 165 elastically supporting the pair of buffer wing members 160 is realized as a torsion spring, so that the function of the buffer spring 165 due to the insertion of foreign matter can be prevented.

The upper cover 110 or the lower cover 120 may be formed with skirts 115 and 125 for protecting the inside of the upper cover 110 or the lower cover 120 so as to prevent malfunction due to the inflow of foreign matter. It can be installed freely regardless of the rockfall prevention rope 200 that is woven like a net.

In addition, the cushioning wing member 160 can be straddled in multi-step manner in accordance with the amount of impact by the multi-stepped engagement portion, thereby improving the buffering ability.

In addition, the polygonal bushing 153 is installed on the rope connecting member 150 connecting the anti-rocking rope 200 to minimize wear caused by the anti-rocking rope 200.

In addition, an overhang portion is padded on the sliding holes 113 and 123 to prevent deformation and breakage of the sliding holes 113 and 123 due to the impact.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, And all changes and modifications to the scope of the invention.

100: anti-rocking rope buffering type fixing device 110: upper cover
120: lower cover 111, 112: anchor ball
113, 123: Sliding balls 115, 125:
117, 127: through hole 129:
140: connecting member fastening bolt 150: rope connecting member
151: steel plate 153: polygonal bushing
160: buffering blade member 161: multi-
165: buffer spring 170: wing support
180: anchor cover part 200: anti-rocking rope
210: Anchor bolt

Claims (7)

An upper cover and a lower cover which are disposed so as to face each other and which include an anchor hole formed at a center portion so that the anchor bolt is inserted through the anchor bolt and a sliding hole formed laterally at both sides of the anchor hole,
A rope connecting member located between the upper cover and the lower cover at the portion where the sliding hole is formed and moving along the sliding hole,
A cushioning member provided so that a pair of the rope connecting members are opened or closed to cushion a pressure applied to the rope connecting member,
A cushioning spring provided between a pair of the cushioning wings so that the cushioning vane portion is kept open by an elastic force,
And a wing support portion for supporting a widened end portion of the buffer wing member such that the buffer wing member is buffered by an elastic force when the rope connecting member is moved by the impact of the fall-
Wherein the cushioning wing member includes a multi-stage cushioning portion,
Wherein the upper cover or the lower cover includes a spacing support portion that secures a space through which the anti-slip rope passes by separating the upper cover or the lower cover from the floor,
Wherein the buffer spring is a torsion spring in which a spiral portion is in close contact,
Wherein the rope connecting member is disposed such that two steel plates are opposed to each other so that the anti-slip rope is spanned between the two steel plates. delete The method according to claim 1,
The upper cover or the lower cover
And a skirt portion protruding in a direction facing each other at a peripheral portion of the upper cover or the lower cover to prevent foreign matter from flowing between the upper cover and the lower cover. . delete The method according to claim 1,
The rope connecting member
And a polygonal bushing having a polygonal circumference provided at a portion where the anti-rocking rope is connected to reinforce the rigidity of the portion to which the anti-rocking rope is connected. delete The method according to claim 1,
The sliding ball
Wherein the sliding hole includes an overhang portion that is padded on an end of the sliding hole to reinforce the sliding hole.
KR1020160024601A 2016-02-29 2016-02-29 a rocking apparatus of rockfall prevention rope KR101648567B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101821804B1 (en) * 2017-05-29 2018-01-30 대호산업개발 주식회사 Prevention net for falling stone and construction method
KR102260139B1 (en) 2020-11-24 2021-06-03 뉴그린창신 주식회사 A Fixation Implement for Falling Rock Prevention
KR102260130B1 (en) 2020-11-24 2021-06-03 뉴그린창신 주식회사 A Fixation Implement for Falling Rock Prevention and Construction Method using the same

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KR101039386B1 (en) * 2010-07-22 2011-06-17 주식회사 해찬이엔씨 Shock absorbing apparatus for rockfall preventing net
KR101326292B1 (en) * 2013-02-19 2013-11-11 이정희 Wire lope fixing device and rock-falling prevent equipment using thereof
KR101390176B1 (en) * 2013-12-20 2014-04-29 권영진 Tension type fix apparatus of wire lope for rockslide preventing net and constructing method of rockslide preventing net using this

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Publication number Priority date Publication date Assignee Title
KR0130712Y1 (en) * 1994-12-30 1998-12-15 전성원 Safety mechanism for seat belt
KR101039386B1 (en) * 2010-07-22 2011-06-17 주식회사 해찬이엔씨 Shock absorbing apparatus for rockfall preventing net
KR101326292B1 (en) * 2013-02-19 2013-11-11 이정희 Wire lope fixing device and rock-falling prevent equipment using thereof
KR101390176B1 (en) * 2013-12-20 2014-04-29 권영진 Tension type fix apparatus of wire lope for rockslide preventing net and constructing method of rockslide preventing net using this

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101821804B1 (en) * 2017-05-29 2018-01-30 대호산업개발 주식회사 Prevention net for falling stone and construction method
KR102260139B1 (en) 2020-11-24 2021-06-03 뉴그린창신 주식회사 A Fixation Implement for Falling Rock Prevention
KR102260130B1 (en) 2020-11-24 2021-06-03 뉴그린창신 주식회사 A Fixation Implement for Falling Rock Prevention and Construction Method using the same

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