WO2023239054A1 - Bride pour échafaudage - Google Patents

Bride pour échafaudage Download PDF

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Publication number
WO2023239054A1
WO2023239054A1 PCT/KR2023/005931 KR2023005931W WO2023239054A1 WO 2023239054 A1 WO2023239054 A1 WO 2023239054A1 KR 2023005931 W KR2023005931 W KR 2023005931W WO 2023239054 A1 WO2023239054 A1 WO 2023239054A1
Authority
WO
WIPO (PCT)
Prior art keywords
side wall
pipe
rotating
clamp
pair
Prior art date
Application number
PCT/KR2023/005931
Other languages
English (en)
Korean (ko)
Inventor
박남준
Original Assignee
박남준
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 박남준 filed Critical 박남준
Publication of WO2023239054A1 publication Critical patent/WO2023239054A1/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
    • E04G7/00—Connections between parts of the scaffold
    • E04G7/02—Connections between parts of the scaffold with separate coupling elements
    • E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
    • F16B2/10—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws

Definitions

  • the present invention relates to a scaffolding clamp with improved reinforcing power for the durability of the scaffolding clamp that secures the pipe as well as improving the fixing force of the pipe for scaffolding installation.
  • Scaffolding installed for the construction of the outer wall of the above-mentioned building has a truss structure made of vertical, horizontal, or diagonal pipes (PIPE).
  • a clamp is provided to firmly couple them together.
  • Such scaffolding clamps are typically used by inserting the scaffolding into the clamp and fastening it with bolts to secure the clamp within the scaffolding.
  • a scaffolding clamp as shown in Figure 1 is disclosed, and its properties will be briefly described.
  • a cover a rotating screw whose one end is rotatably fastened to the above-mentioned second hinge, and a female screw with an internal thread formed so as to be fastened to the other end of the above-mentioned rotating screw, and a rotating handle is provided at the top of the aforementioned female screw. It is formed of a configuration including a fastener.
  • the inner circumferential surface of the clamp body 10 and the inner circumferential surface of the cover 20, which substantially pressurize and secure the outer peripheral surface of the scaffold with a smooth surface, also make smooth surface contact, so they do not depend on the skill of the worker or on the work site. If the screw connection of the fastener 40 becomes loose due to frequent vibration, a problem occurs in which the fixing force of the scaffold and the scaffold clamp itself is reduced.
  • the prior art is a method of fixing the outer peripheral surface of the scaffold by engaging the inner peripheral surface of the clamp body (10) and the cover (20) when connecting the scaffold and the scaffolding clamp, so due to frequent use, the main body (10) and the cover (20) ), the strength of the biting area decreases, causing problems such as severe tearing when external shock occurs, which can lead to safety accidents.
  • the purpose of the present invention is to provide a scaffold clamp with improved fixing force and durability for engagement between the outer peripheral surface of the scaffold and the inner peripheral surface of the clamp being interviewed.
  • the scaffolding clamp according to the present invention is a scaffolding clamp used to connect pipes during building scaffolding construction, and the scaffolding clamp is bent to form the lower surface and the rear of the scaffolding clamp.
  • a rotating body 300 and a pair of side wall bodies 200 that are rotatably coupled to any one of the fastening means (B) to pressurize and fix the pipe (P) together with the pair of side wall bodies 200.
  • It includes a pressing body 400 that is rotatably coupled and inserted into the rotating body 300 by rotation and fixes the rotating body 300 by pressing, wherein the reinforcing body 100 or the rotating body 300 ) is characterized in that embossing (M) is formed on the outer surface of at least one of the scaffold clamps to improve the reinforcing force of the scaffold clamp.
  • embossing M
  • the reinforcing body 100 is preferably bent in an 'L' shape and has fitting protrusions 110 formed at both ends to engage the side wall body 200.
  • the side wall body 200 has an insertion hole 210 drilled into which the fitting protrusion 110 of the reinforcement body 100 is inserted, and is formed in an arc shape corresponding to the peripheral surface of the pipe P.
  • the side wall body 200 further includes a gap maintenance pipe 230 through which the fastening means (B) is inserted, and the gap maintenance pipe 230 is a pair of joints coupled to both sides of the reinforcement body 100. It is preferable that it is formed to have the same length as the gap between the side wall bodies 200.
  • the rotating body 300 has a curved shape and the embossing (M) is formed on the outer surface, and the pipe (P) together with the side wall body 200 is centered on the fastening means (B) inserted through the lower part.
  • the pressing body 400 includes a coupling groove 330 through which the pressing body 400 enters and exits.
  • the pressing body 400 has a rotating shaft 410 inserted through the upper part of a pair of adjacent side wall bodies 200, and a rotating shaft 410 positioned between the pair of side wall bodies 200.
  • a rotary bar 420 is rotatably inserted through and enters and exits the coupling groove 330 by rotation, and is fastened so as to be screwably engaged with a screw thread formed on the outer surface of the rotary bar 420, depending on the degree of tightening.
  • a fixing nut 430 that pressurizes and secures the outer surface of the rotating body 310 and at least one on both sides of the rotating bar 420 are inserted through the outer surface of the rotating shaft 410 to form the rotating bar 420. It is preferable to include a washer 440 that prevents the rotation axis 410 from flowing in the longitudinal direction.
  • the embossing that is formed in the form of intaglio and embossing which is different from the conventional one, it has the effect of maintaining durability even when external physical force is applied to the reinforcing body and the rotating body.
  • a pair of side wall bodies can be detachably joined on both sides by fastening means based on the reinforcing body, realizing the effect of providing convenience of maintenance through replacement of individual components. do.
  • the first protrusion formed on the curved portion and the second protrusion formed on the bent portion provide the effect of easily fixing the outer surface of the pipe by pressing it.
  • multiple washers along with the rotating bar can be inserted through the rotating shaft, so that the rotating bar does not move in the longitudinal direction of the rotating shaft when rotating, but is stably inserted into the coupling groove, so that the fixing nut stabilizes the rotating body. It also has the effect of being able to pressurize.
  • Figure 1 is a perspective view showing a scaffold clamp according to the present invention.
  • Figure 2 is an exploded perspective view of Figure 1.
  • Figure 3 is a side view of Figure 1.
  • Figure 4 shows another embodiment of a reinforcing body for a scaffold clamp according to the present invention.
  • Figure 5 is an example of a pair of scaffold clamps of Figure 4 combined.
  • the scaffold clamp 1 largely includes a reinforcing body 100, a side wall body 200, a rotating body 300, and a pressing body 400.
  • the reinforcing body 100 and the rotating body 300 may be embossed (M) to improve durability by resisting physical force generated when the outer surface of the pipe (P) is pressurized and fixed.
  • the reinforcing body 100 is detachably coupled between a pair of side wall bodies 200, which will be described later, to reinforce the side wall bodies 200 so that the spacing between them is not variable.
  • the reinforcing body 100 is made of steel and is bent to have an overall ' ⁇ ' shape to form a pair of side wall bodies ( 200).
  • Fitting protrusions 110 are formed at both ends of the reinforcement body 100 to be inserted through the side wall body 200, and the fitting protrusions 110 are fitted with the insertion hole 210 in a shape-fitting manner to form a single reinforcement. It is designed to have a structure in which a pair of side wall bodies 200 are fastened to the body 100.
  • a pair of side wall bodies 200 coupled to both sides of the reinforcing body 100 may be fixed to the reinforcing body 100 by penetration of fastening means (B) consisting of rivets, bolts, and nuts.
  • fastening means consisting of rivets, bolts, and nuts.
  • the embossing (M) formed on the outer surface of the reinforcing body 100 prevents the reinforcing body 100 from being damaged or deformed when a physical external force is applied to the reinforcing body 100 for fixing the pipe (P).
  • the outer surface of the reinforcement body 100 is molded to have a concave (M-1) or embossed (M-2) shape.
  • a through hole 10 is formed on the outer surface of the reinforcement body 100 so that it can be coupled to each other by a separate scaffold clamp 1' and a fastening means B (see FIGS. 4 and 5).
  • the side wall body 200 is fixedly coupled by fastening means (B) so as to be adjacent to each other on both sides of the above-described reinforcement body 100, and pressurizes and fixes the outer surface of the pipe (P) together with the rotating body 300, which will be described later.
  • the configuration for doing so includes an insertion hole 210, a curved portion 220, and a gap maintenance pipe 230.
  • the insertion hole 210 is formed on the outer surface of the side wall body 200 opposite the fitting protrusion 110 protruding from both ends of the reinforcement body 100 and is shape-fitted with the fitting protrusion 110. make it possible
  • the upper part of the pair of side wall bodies 200 is preferably bent to narrow the gap so that the pressure body 400, which will be described later, can be installed at a designated position and have a relatively narrow moving distance.
  • the curved portion 220 is formed to have an arc shape on the outer surface of the side wall body 200 in contact with the pipe P, and the circumferential surface of the curved portion 220 has first protrusions 221 adjacent to each other in the longitudinal direction.
  • a plurality of protruding portions are formed so that the first protrusion 221 has a structure capable of stably pressing and fixing the outer surface of the pipe P without being pushed when pressed.
  • the first protrusion 221 is not simply a protruding shape, but that the end facing the surface corresponding to the circumferential surface of the pipe P is molded into an arc shape, and a plurality of the first protrusions 221 are formed. At least one of them has a different protruding length so that the pipe (P) with a circular cross-section can be stably pressed and fixed.
  • the fixing force of the pipe P can be improved by forming the length of the first protrusion 221 formed at one end and the other end of the curved portion 220 among the plurality of first protrusions 221 to be longer. there is.
  • the gap maintenance pipe 230 is provided on the outer surface of a plurality of fastening means (B) for fixing the pair of side wall bodies 200 to the reinforcement body 100, so that when fixing the pipe P, the pair of side walls The gap D between the bodies 200 is maintained at all times.
  • a pair of side wall bodies 200 provided on both sides of the reinforcement body 100 are fixedly coupled to the reinforcement body 100 by a plurality of fastening means (B) inserted through the through hole 10.
  • the spacing is
  • the holding pipe 230 is provided on the outer surface of at least one of the plurality of fastening means (B) and is installed so that both ends can contact each of the side wall bodies 200 facing each other at a gap ( D) can be maintained.
  • the length of the gap maintenance pipe 230 is formed to have the same length as the gap D between the pair of side wall bodies 200.
  • the rotating body 300 is rotatably fastened between the pair of side wall bodies 200 described above and rotates to pressurize and fix the outer surface of the pipe P together with the side wall body 200. It includes the entire body 310, a bent portion 320, and a coupling groove 330.
  • the rotating body 310 is formed to have an overall arc shape using steel material, and the lower part is one of a plurality of fastening means (B) that secures the pair of side wall bodies 200. One is inserted through so that the rotating body 310 can be used as an axis when rotating.
  • an embossing M having the negative and positive shapes formed on the reinforcement body 100 described above is formed to reduce durability due to the physical force generated when pressurizing and fixing the pipe P. Reinforcement to prevent this is possible.
  • the shape of the embossing (M) formed on the rotating body 310 as well as the above-described reinforcement body 100 can be formed in multiple shapes as needed.
  • the bent portion 320 is formed by bending at right angles on both sides of the rotating body 310, and the bent portion 320 is formed to have the same arc shape as the curved portion 220 described above. This allows the pipe (P) to be pressurized and fixed together with the first protrusion 221 formed on the curved portion 220.
  • a second protrusion 321 having the same shape as the first protrusion 221 is formed at the end of the arc-shaped bent portion 320 to stably pressurize and fix the pipe P.
  • the second protrusion 321 that faces the outer surface of the pipe (P) may also have an end that faces the peripheral surface of the pipe (P) formed in an arc shape.
  • the coupling groove 330 is formed to have a predetermined length on the upper part of the rotating body 310, and after the pressing body 400, which will be described later, is inserted by rotation, the rotating body 400 is inserted according to the degree of tightening of the fixing nut 430. (310) Pressurizing the outer surface makes it possible to pressurize and fix the pipe (P).
  • the pressing body 400 includes a rotating shaft 410, a rotating bar 420, a fixing nut 430, and a washer 440, as shown.
  • the rotation shaft 410 is fastened so as to be connected to each other by penetrating the upper part of a pair of side wall bodies 200 with relatively narrow intervals so as to minimize the moving distance of the rotation bar 420.
  • the rotating bar 420 is installed so that one side can be rotatably inserted through the rotating shaft 410, and threads that engage with the fixing nut 430 are formed on the outer surface of the fixing nut 430.
  • the outer surface of the rotating body 310 is pressed according to the degree of tightening, so that the pressing force on the pipe P in the state of being bitten by the first and second protrusions 221 and 321 can be varied.
  • the worker first arranges the first protrusion 221 formed on the pair of curved portions 220 to be in contact with the outer surface of the pipe (P) and rotates the rotating body 310 to
  • the second protrusion 321 is installed on the other outer surface of the pipe (P) so that it can face the surface.
  • the worker rotates the rotating bar 420 centered on the rotating shaft 410 in the direction of the rotating body 310, and when the rotating bar 420 is inserted into the coupling groove 330, the fixing nut 430 rotates. While moving in the direction of the rotating body 310, the outer surface of the rotating body 310 is tightened to pressurize it.
  • the second protrusion 321 formed on the rotating body 310 presses the outer surface of the pipe (P), and at the same time, the rotating shaft through which the rotating bar 420 is inserted (410) A pair of side wall bodies 200 connected to both sides are tightened equally in the direction of the rotating body 310, so that the first protrusion 221 also faces the same pipe as the second protrusion 321 ( P) By pressurizing the outer surface, the pipe (P) can be firmly fastened to the scaffold clamp (1).
  • the rotating bar 420 rotates inside the coupling groove 330 so that it can be stably inserted into the coupling groove 330, so that the rotating bar 420 is inserted through the outer surface of the rotating shaft 410 on both sides. It is preferable that a plurality of washers 440 are further provided to prevent the rotation bar 420 from moving in the longitudinal direction of the rotation shaft 410.
  • the scaffold clamp (1) according to the present invention is different from the conventional one due to the embossing (M) formed in the form of intaglio (M-1) and embossing (M-2), so that external physical force is prevented. This has the effect of maintaining durability even when applied to the reinforcing body 100 and the rotating body 300.
  • a pair of side wall bodies 200 can be detachably coupled on both sides by fastening means (B) based on the reinforcement body 100, thereby improving convenience of maintenance through replacement of individual components. It implements the effect that can provide.
  • the outer surface of the pipe (P) can be easily fixed by pressing through the first protrusion 221 formed on the curved portion 220 and the second protrusion 321 formed on the bent portion 320. Achievable effects are realized.
  • a plurality of washers 440 can be inserted through the rotating shaft 410 along with the rotating bar 420, so that when the rotating bar 420 rotates, it moves in the longitudinal direction of the rotating shaft 410.
  • the fixing nut 430 By being stably inserted into the coupling groove 330 without flowing, the fixing nut 430 also has the effect of stably pressing the rotating body 310.
  • Rotating body 310 Rotating body 320: Bend portion 321: Second protrusion 330: Coupling groove

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Clamps And Clips (AREA)

Abstract

La présente invention concerne une bride d'échafaudage ayant une résistance de fixation améliorée pour des tubes d'échafaudage, et ayant une résistance de renforcement améliorée pour la durabilité de la bride d'échafaudage, qui fixe des tubes correspondants, et, plus particulièrement, une bride d'échafaudage utilisée pour relier des tubes pendant la construction d'échafaudage, la bride d'échafaudage comprenant : un corps de renforcement plié de telle sorte que les surfaces inférieure et arrière de la bride d'échafaudage peuvent être formées ; une paire de corps de paroi latérale fixés des deux côtés du corps de renforcement de façon à être adjacents l'un à l'autre ; un corps rotatif, qui est couplé de manière rotative à l'un parmi une pluralité de moyens de fixation pour fixer le corps de renforcement et les corps de paroi latérale l'un à l'autre, de telle sorte que la paire de corps de paroi latérale et le tube sont pressés et fixés ensemble ; et un corps de pression qui est couplé de manière rotative à la paire de corps de paroi latérale, et qui est inséré dans le corps rotatif au moyen d'une rotation de façon à fixer le corps rotatif au moyen par pression, le corps de renforcement et/ou le corps rotatif ayant une surface externe gaufrée pour améliorer la résistance de renforcement de la bride d'échafaudage.
PCT/KR2023/005931 2022-06-08 2023-05-02 Bride pour échafaudage WO2023239054A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020220069604A KR102547576B1 (ko) 2022-06-08 2022-06-08 비계클램프
KR10-2022-0069604 2022-06-08

Publications (1)

Publication Number Publication Date
WO2023239054A1 true WO2023239054A1 (fr) 2023-12-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2023/005931 WO2023239054A1 (fr) 2022-06-08 2023-05-02 Bride pour échafaudage

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KR (1) KR102547576B1 (fr)
WO (1) WO2023239054A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020106237A1 (en) * 2001-02-02 2002-08-08 Peter Rogers Scaffold clamp
KR101190245B1 (ko) * 2012-03-06 2012-10-12 (주)미래엔지니어링 파이프용 클램프
KR20140142906A (ko) * 2013-06-05 2014-12-15 이윤혁 펜스조립용 클램프
KR101750234B1 (ko) * 2016-01-06 2017-06-26 한국항공우주산업 주식회사 클램프 및 이를 포함하는 클램핑 장치
KR102146186B1 (ko) * 2019-02-26 2020-08-19 송정호 접이식 자전거 프레임

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200386763Y1 (ko) 2005-03-04 2005-06-16 송재해 건축비계용 클램프
KR20070056757A (ko) 2005-11-30 2007-06-04 최인수 비계용 클램프
KR20220000014U (ko) 2020-06-26 2022-01-04 박선영 이종 파이프 결합이 가능한 비계용 클램프

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020106237A1 (en) * 2001-02-02 2002-08-08 Peter Rogers Scaffold clamp
KR101190245B1 (ko) * 2012-03-06 2012-10-12 (주)미래엔지니어링 파이프용 클램프
KR20140142906A (ko) * 2013-06-05 2014-12-15 이윤혁 펜스조립용 클램프
KR101750234B1 (ko) * 2016-01-06 2017-06-26 한국항공우주산업 주식회사 클램프 및 이를 포함하는 클램핑 장치
KR102146186B1 (ko) * 2019-02-26 2020-08-19 송정호 접이식 자전거 프레임

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KR102547576B1 (ko) 2023-06-23

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