WO2011136487A2 - Dispositif de sécurité pour la prévention des chutes - Google Patents

Dispositif de sécurité pour la prévention des chutes Download PDF

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Publication number
WO2011136487A2
WO2011136487A2 PCT/KR2011/002609 KR2011002609W WO2011136487A2 WO 2011136487 A2 WO2011136487 A2 WO 2011136487A2 KR 2011002609 W KR2011002609 W KR 2011002609W WO 2011136487 A2 WO2011136487 A2 WO 2011136487A2
Authority
WO
WIPO (PCT)
Prior art keywords
coupled
safety
guide tube
safety device
guide
Prior art date
Application number
PCT/KR2011/002609
Other languages
English (en)
Korean (ko)
Other versions
WO2011136487A3 (fr
Inventor
김태환
Original Assignee
Kim Tea Hwan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kim Tea Hwan filed Critical Kim Tea Hwan
Publication of WO2011136487A2 publication Critical patent/WO2011136487A2/fr
Publication of WO2011136487A3 publication Critical patent/WO2011136487A3/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/32—Safety or protective measures for persons during the construction of buildings
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
    • A62B35/0043—Lifelines, lanyards, and anchors therefore
    • A62B35/0062—Rail-form lifelines for permanent installation
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
    • A62B35/0081—Equipment which can travel along the length of a lifeline, e.g. travelers
    • A62B35/0087—Arrangements for bypassing lifeline supports without lanyard disconnection
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/001—Safety or protective measures against falling down relating to scaffoldings

Definitions

  • the present invention relates to a fall prevention safety device, and more particularly to a fall prevention safety device used to prevent the worker working in the construction site to fall from the structure during construction.
  • such a conventional safety device is connected to a safety line for each section, and a support is installed to support the safety line. At the point where the safety line and support were connected, the worker had to release the safety hook and walk again.
  • the present invention does not need to repeatedly detach the safety ring and the support, to provide a fall prevention safety device that can eliminate the fall hazard due to repeated detachment.
  • the present invention is to provide a safety device for preventing the fall of the friction between the safety roller and the guide tube.
  • the present invention is to provide a safety device for preventing the fall so as not to twist the head of the safety roller even when pulled by a safety line from one side.
  • the present invention is to provide a safety device for preventing fall to prevent the safety roller from being separated from the guide tube even if vibration or rocking occurs.
  • the present invention is to provide a support of various forms to be able to fix the guide pipe to the H beam or concrete structure.
  • a central portion of the lower surface is opened, and a guide tube having a guide protrusion formed therein;
  • a safety roller having a head coupled to the inside of the guide tube and having a guide groove formed at a position corresponding to the guide protrusion;
  • a fall prevention safety device including a support that can be coupled to the external structure.
  • the safety roller may provide a fall prevention safety device further comprising a tail portion rotatably coupled to the lower portion of the head.
  • a fall prevention safety device Inserted into the safety pin groove, it may provide a fall prevention safety device further comprising a spring for pushing the safety pin upwards.
  • the fastening groove is formed on the outside of the guide tube
  • the support is,
  • One end is screwed with the upper detachable portion, the other end may provide a fall prevention safety device including an extension that can be coupled to the concrete structure.
  • the fastening groove is formed on the outside of the guide tube
  • the support is,
  • Screwed to the other end of the extension it can provide a safety device for preventing falling, comprising a fixing portion forming a "c" shape to be coupled to one side of the H beam.
  • the fastening groove is formed on the outside of the guide tube
  • the support is,
  • An upper detachable part coupled to one side of the bent part and coupled to the fastening groove;
  • One side is provided with a ring is formed so that the bent portion can be fastened, the other side can provide a safety device for preventing fall, comprising a fixing portion having a clamp structure to be fastened to the structure.
  • the present invention can provide a fall safety device that does not need to release the safety device during the operation.
  • the present invention can provide a safety device for preventing the fall of the friction between the safety roller and the guide tube.
  • the present invention can provide a fall prevention safety device that does not twist the head of the safety roller even when pulled by the safety line from one side.
  • the present invention can provide a fall safety device for preventing the safety roller from being separated from the guide tube even when vibration or rocking occurs.
  • the present invention can provide a support of various forms to fix the guide pipe to the H beam or concrete structure.
  • 1 is an exemplary view of the work of the worker who concluded the fall safety device according to the prior art.
  • Figure 2 is a perspective view of the safety roller of the fall prevention safety device according to the first embodiment of the present invention.
  • Figure 3 is a cross-sectional view of the safety roller of the fall safety device according to the first embodiment of the present invention.
  • Figure 4 is a partially enlarged cross-sectional view of the safety roller of the fall safety device according to the first embodiment of the present invention.
  • Figure 5 is a perspective view of the guide tube of the fall safety device according to the first embodiment of the present invention.
  • Figure 6 is a perspective view of the support of the fall safety device according to the first embodiment of the present invention.
  • Figure 7 is a perspective view of the support of the fall prevention safety device according to a second embodiment of the present invention.
  • FIG. 8 is a cross-sectional view showing the fixing portion of the fall prevention safety device according to the second embodiment of the present invention coupled to the H beam.
  • Figure 9 is an exploded cross-sectional view of the support of the fall safety device according to a third embodiment of the present invention.
  • FIG. 10 is a cross-sectional view showing the fixing portion of the fall prevention safety device according to the third embodiment of the present invention coupled to the H beam.
  • FIG. 11 is a perspective view of the support of the fall prevention safety device according to a fourth embodiment of the present invention.
  • a central portion of the lower surface is opened, and a guide tube having a guide protrusion formed therein;
  • a safety roller having a head coupled to the inside of the guide tube and having a guide groove formed at a position corresponding to the guide protrusion; It is coupled to be detached to the outside of the guide tube, there is provided a fall prevention safety device including a support that can be coupled to the external structure.
  • Figure 2 is a perspective view of the safety roller of the fall prevention safety device according to the first embodiment of the present invention
  • Figure 3 is a cross-sectional view of the safety roller of the fall prevention safety device according to the first embodiment of the present invention
  • Figure 4 Partial enlarged cross-sectional view of the safety roller of the fall prevention safety device according to the first embodiment of the present invention
  • Figure 5 is a perspective view of the guide tube of the fall prevention safety device according to the first embodiment of the present invention
  • Figure 6 7 is a perspective view of the support of the fall prevention safety device according to the first embodiment
  • Figure 7 is a perspective view of the support of the fall prevention safety device according to a second embodiment of the present invention
  • FIG. 9 is an exploded cross-sectional view of the support of the fall prevention safety device according to the third embodiment of the present invention
  • FIG. 10 is a third embodiment of the present invention.
  • the central portion of the lower surface is open, the guide tube 20 is formed therein guide projections (213, 214);
  • a safety roller 10 having a head 11 coupled to the inside of the guide tube 20 and having guide grooves 111 and 112 formed at positions corresponding to the guide protrusions 213 and 214; It is coupled to be detachable to the outside of the guide tube 20, and includes a support 30 that can be coupled to the structure. (See Figs. 1 to 5)
  • the guide tube 20 may be manufactured in the same shape in cross section, and may be manufactured by extrusion molding.
  • the guide tube 20 may be made of a material such as aluminum or stainless steel.
  • the guide tube 20 may have a symmetrical shape (see FIG. 5).
  • the central portion of the lower surface of the guide tube 20 is open. After inserting the safety roller 10 by twisting 90 degrees through the open central portion of the guide tube 20, the safety roller 10 is twisted by 90 degrees again, and as shown in the dotted line of FIG.
  • the safety roller 10 can be inserted therein.
  • Guide protrusions 213 and 124 may be formed on the inner wall of the guide tube 20.
  • the guide protrusions 213 and 214 may be formed in pairs, respectively, and symmetrically formed on the inner wall of the guide tube 20.
  • the guide protrusions 213 and 214 are inserted into the guide grooves 111 and 112 of the safety roller 10 to prevent the safety roller 10 from being dislodged or distorted from the guide tube 20 during movement. (See Figure 5)
  • Rails 215 and 216 protrude from the inside of the guide tube 20.
  • the rails 215 and 216 protrude in the guide tube 20 corresponding to the positions where the balls 121 and 122 of the safety roller 10 are located.
  • the rails 215 and 216 allow the balls 121 and 122 to move inside the guide tube 2 at a considerable distance from the inner wall of the guide tube 20. As a result, even if the safety roller 10 is twisted, it reduces the possibility that the inner wall of the safety roller 10 and the guide tube 20 is rubbed. (See Figures 3 and 4)
  • Fastening grooves 211 and 212 are formed at the outside of the guide tube 20. Fastening grooves 211 and 212 are coupled to the support 30 in a detachable manner. (See Figure 5)
  • the safety roller 10 is composed of a head 11 and the tail (13).
  • Head 11 may be a "T" shape, guide is coupled to the inside of the guide tube (20).
  • the tail 13 is rotatably coupled to the lower portion of the head 11.
  • Tightening member 131 may be coupled to the tail 13, so that the tail 13 may be coupled to a hole formed in the head 11. It can be combined with a safety cord that is attached to the worker's body.
  • the tail 13 is flipped from the head 11 as shown by the dotted line in FIG. 2. As a result, the head 11 is maintained in a position without being twisted in the guide tube 20 (see Fig. 2).
  • the head 11 When the tail 13 and the head 11 are integrally coupled, the head 11 may be twisted in the direction of pulling the safety cord. In this case, the head 11 is friction with the inner wall of the guide tube 20, the safety roller 10 is not able to move smoothly inside the guide tube 20.
  • Balls 121 and 122 are coupled to the head 11 of the safety roller 10. Balls 121 and 122 reduce friction between the head 11 and the inner wall of the guide tube 20. As shown in FIG. 4, the ball 121 is not separated from the head 11 by the cover member 113 having a hole smaller than the diameter of the ball 121. Grooves are formed at points corresponding to the positions of the balls 121 and 122, and springs 151 and 152 are interposed therein, so that the balls 121 and 122 can be pushed outward. (See Figs. 3 and 4)
  • the safety pin 14 is coupled to the upper portion of the head (11).
  • the safety pin 14 is inserted into the safety pin groove 114.
  • a spring 153 is interposed in the safety pin groove 114 to push the safety pin 14 outward (see FIG. 3).
  • the safety pin 14 prevents the safety roller 10 from easily flowing inside the guide tube 20 when the safety roller 10 is inserted into the guide tube 20.
  • the safety roller 10 is inserted into the guide tube 20, by the combination of the guide grooves 111 and 112 and the guide protrusions 213 and 214, the safety roller 10 is not easily separated from the guide tube 20.
  • the safety roller 10 may be separated from the guide tube 20.
  • the safety pin 14 secures the position of the safety roller 10 so that the safety roller 10 flows upward by an external force and is not separated from the guide tube 20. (See Figure 3)
  • the safety pin 14 When the safety roller 10 is inserted into the guide tube 20, the safety pin 14 is pressed to easily insert the safety roller 10 into the guide tube 20. After the safety roller 10 is inserted into the guide tube 20, the safety pin 14 is restored by the spring 153, and protrudes to the outside as shown in Fig. 2 (see Figs. 1 and 3).
  • the support 30 includes an upper detachable portion 31 that is detachably coupled to the fastening grooves 211 and 212 of the guide tube 20; One end is screwed with the upper detachable portion 31, the other end may include an extension portion 32 that can be combined with the concrete structure (see Figure 6).
  • the upper detachable part 31 is configured to include a body part 311 formed with a screw groove 314 and guide plates 312 and 313 that are coupled to side surfaces of the body part 311 and guide coupling with the fastening grooves 211 and 212. do.
  • the guide plates 312 and 313 are guide-coupled with the fastening grooves 211 and 212 formed at the outside of the guide tube 20. (See Figure 6)
  • the extension part 32 includes a center bar 323, a first screw rod 322 formed at one end of the center bar 323, and a second screw rod 321 formed at the other end of the center bar 323. .
  • a screw thread is formed in the first screw rod 322 to be coupled to the screw groove 314.
  • the second screw rod 321 may be screwed with the cone fixing member 33.
  • Fixing member 33 may be coupled to the end of the reinforcement embedded in the concrete structure.
  • the support stand 30 is provided in a fixed space at the construction site where a concrete structure was installed.
  • the guide tube 20 is continuously coupled. Thereafter, when the safety roller 10 of the worker is fastened to the guide tube 20, the fall prevention safety device of the present embodiment is completed.
  • Figure 7 is a perspective view of the support of the fall prevention safety device according to a second embodiment of the present invention
  • Figure 8 is a cross-sectional view showing the fixing portion of the fall prevention safety device according to a second embodiment of the present invention coupled to the H beam. to be.
  • the support may be installed in the concrete structure, but may be installed in the H beam.
  • the steel frame of the H beam is first inserted into the ground, and the interlayer is completed by connecting the H beam. At this time, a worker needs to work while moving the H beam.
  • the support of the first embodiment cannot be used.
  • the structure of the support 40 of the second embodiment is required.
  • the support 40 of the present embodiment includes an upper detachable portion 41 and a fixing portion 42.
  • the upper detachable portion 41 is a bent portion 411;
  • a guide plate 412 and 413 coupled to one side of the bent portion 411 and coupled to the coupling grooves 211 and 212 of FIG. 5;
  • a ring 423 is formed to fasten the bent portion 411, and the other end includes a fixing portion 42 having clamp structures 421 and 422 so as to be fastened to the structure (see FIG. 7).
  • the bent portion 411 is a form in which the "U" shape is inverted, and guide plates 412 and 413 are coupled to one side of the bent portion 411.
  • Guide plates 412 and 413 are guide-coupled to the fastening grooves 211 and 212 of the guide tube 20 of the type shown in FIG. 5 (see FIG. 7).
  • the fixing part 42 includes clamp structures 421 and 422, a fastening member 424, and a ring 423.
  • the fixing part 42 is fastened to both ends of the H beam as shown in FIG. 8.
  • the bent portion 411 of the “U” shape is inserted into the ring 423.
  • the bent portion 411 is formed with a protrusion 414 protruding to the outside by the elastic force, the protrusion 414 is fitted into a hole formed in the ring 423.
  • the upper detachable portion 41 is not detached from the fixing portion 42 (see FIG. 7).
  • the support 40 of the present embodiment is fastened to the H beam of the building being constructed in a steel structure.
  • the guide tube 20 as shown in FIG. 5 is continuously coupled to the support 40 installed at regular intervals, and the safety roller 10 as shown in FIG. 2 is detachably coupled to the guide tube 20.
  • the body of the worker is connected to the safety roller 10 by the safety line to work.
  • Figure 10 is a view showing a state in which the fixing portion of the fall prevention safety device according to the third embodiment of the present invention coupled to the H beam It is a cross section.
  • the support 50 of the present embodiment includes an upper detachable portion 51 guided to the fastening grooves 211 and 212 of FIG. 5; An extension portion 52 for screwing the upper detachable portion 51 and one end thereof; It is screwed with the other end of the extension portion 52, and comprises a fixing portion 53 of the "c" shape to be coupled to one side of the H beam (see Fig. 9).
  • the upper detachable portion 51 is coupled to the side of the body portion 511 and the body portion 511 formed with the screw groove 514, guide plates 512 and 513 to guide coupling with the fastening grooves 211 and 212 of FIG. It is configured to include. (See FIG. 9)
  • the extension part 52 includes a center bar 523, a first screw rod 522 formed at one end of the center bar 523, and a second screw rod 521 formed at the other end of the center bar 523.
  • a screw thread is formed in the first screw rod 522 to be coupled to the screw groove 514.
  • the second screw rod 521 may be screwed to the fixing portion 53 coupled to the H beam. (See FIG. 9)
  • the fixing part 53 is formed in a "c" shape, and the upper member 532 in which the screw hole 533 is formed is coupled to the upper part. As shown in FIG. 10, when the fixing part 53 is coupled to the side of the H beam 100, the second screw rod 521 of the extension part 52 is engaged with the screw hole 533 of the upper member 532. , So that the fixing portion 53 is not separated from the H beam (100).
  • both ends of the extension portion 52 is formed with a fastening protrusion 524, so that the extension portion 52 can be easily rotated using a hand or a tool. (See FIG. 9)
  • FIG 11 is a perspective view of a support of the fall safety device according to the fourth embodiment of the present invention.
  • Support 60 of the present embodiment is configured to include the upper detachable portion 61 and the clamp (32).
  • safety bars are installed in a grid on the outer wall of the structure under construction. By coupling the clamp 32 to such a stable bar, it is possible to simply install the support 60.
  • Fall safety device of the present invention can be installed on the construction site. It is an essential device installed for the safety of workers.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Emergency Lowering Means (AREA)

Abstract

Le dispositif de sécurité selon l'invention est destiné à la prévention des chutes. Ledit dispositif de sécurité pour la prévention des chutes comprend : un tube de guidage qui est ouvert au centre d'une surface inférieure et est équipé d'une protubérance de guidage à l'intérieur ; un cylindre de sécurité dont la section de tête est accouplée à l'intérieur du tube de guidage et une rainure de guidage formée à une position correspondant à la protubérance de guidage ; et une matrice de support qui est accouplée à l'extérieur du tube de guidage pour pouvoir être détachée de ce dernier et qui peut être accouplée à une structure externe.
PCT/KR2011/002609 2010-04-30 2011-04-13 Dispositif de sécurité pour la prévention des chutes WO2011136487A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100040696A KR100972729B1 (ko) 2010-04-30 2010-04-30 추락방지용 안전장치
KR10-2010-0040696 2010-04-30

Publications (2)

Publication Number Publication Date
WO2011136487A2 true WO2011136487A2 (fr) 2011-11-03
WO2011136487A3 WO2011136487A3 (fr) 2012-01-19

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Application Number Title Priority Date Filing Date
PCT/KR2011/002609 WO2011136487A2 (fr) 2010-04-30 2011-04-13 Dispositif de sécurité pour la prévention des chutes

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WO (1) WO2011136487A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3611313A1 (fr) * 2018-08-17 2020-02-19 KERO GmbH + Co. KG Dispositif de fixation des charges à la face inférieure d'un plancher d'un échafaudage
EP3623015A1 (fr) * 2018-09-12 2020-03-18 Meißner Sicherheitstechnik GmbH Plate-forme de travail

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101024412B1 (ko) 2010-10-06 2011-03-23 김옥형 교량 점검통로용 안전장치
KR200465639Y1 (ko) 2011-01-25 2013-03-04 김선희 사다리용 추락방지구조
KR200467751Y1 (ko) * 2011-06-14 2013-07-09 삼성중공업 주식회사 고소작업용 안전장치
CN102895761A (zh) * 2012-10-22 2013-01-30 鲁彪 一种安全组合滑件
KR102548699B1 (ko) * 2022-06-07 2023-06-27 김형수 비계용 추락방지장치

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0647104A (ja) * 1992-08-01 1994-02-22 Takenaka Komuten Co Ltd 命綱の支持案内装置及びこの装置の建物躯体への設置方法
US6425458B1 (en) * 1997-11-03 2002-07-30 Christian Dalloz Holding Deutschland Gmbh & Co., Kg Falling safeguard device
JP2007117704A (ja) * 2005-09-30 2007-05-17 Midori Anzen Co Ltd 安全器のストッパ
JP2009279392A (ja) * 2008-04-22 2009-12-03 Midori Anzen Co Ltd 落下防止用安全器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0647104A (ja) * 1992-08-01 1994-02-22 Takenaka Komuten Co Ltd 命綱の支持案内装置及びこの装置の建物躯体への設置方法
US6425458B1 (en) * 1997-11-03 2002-07-30 Christian Dalloz Holding Deutschland Gmbh & Co., Kg Falling safeguard device
JP2007117704A (ja) * 2005-09-30 2007-05-17 Midori Anzen Co Ltd 安全器のストッパ
JP2009279392A (ja) * 2008-04-22 2009-12-03 Midori Anzen Co Ltd 落下防止用安全器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3611313A1 (fr) * 2018-08-17 2020-02-19 KERO GmbH + Co. KG Dispositif de fixation des charges à la face inférieure d'un plancher d'un échafaudage
EP3623015A1 (fr) * 2018-09-12 2020-03-18 Meißner Sicherheitstechnik GmbH Plate-forme de travail

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Publication number Publication date
WO2011136487A3 (fr) 2012-01-19
KR100972729B1 (ko) 2010-07-27

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