KR200394619Y1 - Connecting pin of pipe for scaffolding - Google Patents

Connecting pin of pipe for scaffolding Download PDF

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Publication number
KR200394619Y1
KR200394619Y1 KR20-2005-0017819U KR20050017819U KR200394619Y1 KR 200394619 Y1 KR200394619 Y1 KR 200394619Y1 KR 20050017819 U KR20050017819 U KR 20050017819U KR 200394619 Y1 KR200394619 Y1 KR 200394619Y1
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KR
South Korea
Prior art keywords
connecting pin
locking
pipe
scaffolding
washer
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KR20-2005-0017819U
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Korean (ko)
Inventor
김종영
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김종영
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Priority to KR20-2005-0017819U priority Critical patent/KR200394619Y1/en
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Publication of KR200394619Y1 publication Critical patent/KR200394619Y1/en

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    • 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
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/02—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means
    • E04G1/04—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means the members being exclusively poles, rods, beams, or other members of similar form and simple cross-section
    • E04G1/06—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means the members being exclusively poles, rods, beams, or other members of similar form and simple cross-section comprising members with rod-like or tubular portions fitting together end to end, with or without separate connecting pieces
    • 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
    • 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
    • E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
    • E04G7/34—Scaffolding bars or members with non-detachably fixed coupling elements with coupling elements using positive engagement, e.g. hooks or pins

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

Abstract

본 고안은 건축용 비계파이프들끼리 길이방향으로 연결하는데 사용되는 비계파이프 연결핀에 관한 것으로서, 더욱 상세하게는 파이프형태로 형성된 연결핀본체의 외주연 전둘레에 걸림홈을 형성한 뒤에, 걸림홈의 외주연에 걸림와셔를 삽입시킨 상태에서 걸림와셔의 내주연 상하부를 코킹(caulking)작업을 하여 걸림와셔의 내주면 살부분이 내측으로 밀려들어가면서 걸림홈에 걸려서 연결핀본체의 외주연에 걸림와셔를 이탈되지 않게 견고히 결합시킬 수 있도록 하기 위한 것이다.The present invention relates to a scaffolding pipe connecting pin used to connect the construction scaffolding pipes in a longitudinal direction, and more particularly, after forming a locking groove on the outer periphery of the outer peripheral edge of the connecting pin body formed in a pipe shape, Caulking the upper and lower inner circumference of the locking washer while the locking washer is inserted in the outer circumference, and the inner circumference of the locking washer is pushed inward to catch the locking groove and the locking washer is separated from the outer circumference of the connecting pin body. It is intended to be able to be firmly combined.

본 고안은 상하단부에 삽입개시부(1,1a)를 형성한 파이프형태의 연결핀본체(2)의 상하부 중간부위에는 비계파이프와 고정핀으로 고정하는 핀구멍(3,3a)이 전후로 관통되게 형성되고, 상하측 핀구멍(3,3a) 사이의 연결핀본체(2) 외주연에는 연결핀(5)으로 삽입되는 비계파이프가 걸리도록 하는 비계파이프 걸림수단이 설치된 연결핀(5)에 있어서, 상기 연결핀본체(2)의 외주연 전둘레에 걸림홈(6)이 형성되고, 상기 걸림홈(6)의 외측에는 걸림와셔(4)가 삽입된 상태에서 걸림와셔(4)의 내주연 전둘레 상하부가 코킹되어 늘어난 살부분(7)이 걸림홈(6)으로 삽입되어 결합되는 것을 특징으로 한다.According to the present invention, the upper and lower middle portions of the pipe-shaped connecting pin main body 2 having the insertion start portions 1 and 1a formed at the upper and lower ends thereof so that the pinholes 3 and 3a fixed with the scaffolding pipe and the fixing pins pass back and forth. In the connecting pin (5), which is formed, and on the outer circumference of the connecting pin main body (2) between the upper and lower pin holes (3, 3a), the scaffold pipe locking means is provided so that the scaffold pipe is inserted into the connecting pin (5). A locking groove 6 is formed on the outer circumferential edge of the connecting pin main body 2, and an inner circumferential edge of the locking washer 4 is disposed on the outer side of the locking groove 6 in a state where the locking washer 4 is inserted. The upper and lower portions of the front circumference cocked portion 7 is characterized in that the coupling is inserted into the engaging groove (6).

Description

비계파이프 연결핀{Connecting pin of pipe for scaffolding}Connecting pin of pipe for scaffolding}

본 고안은 건축용 비계파이프들끼리 길이방향으로 연결하는데 사용되는 비계파이프 연결핀에 관한 것으로, 더욱 상세하게는 파이프형태로 형성된 연결핀본체의 외주연 전둘레에 걸림홈을 형성한 뒤에, 걸림홈의 외주연에 걸림와셔를 삽입시킨 상태에서 걸림와셔의 내주연 상하부를 코킹(caulking)작업을 하여 걸림와셔의 내주면 살부분이 내측으로 밀려들어가면서 걸림홈에 걸려서 연결핀본체의 외주연에 걸림와셔를 이탈되지 않게 견고히 결합시킬 수 있도록 하기 위한 것이다.The present invention relates to a scaffolding pipe connecting pin used to connect the construction scaffolding pipes in a longitudinal direction, and more particularly, after forming a locking groove on the outer periphery of the outer peripheral edge of the connecting pin body formed in a pipe shape, Caulking the upper and lower inner circumference of the locking washer while the locking washer is inserted in the outer circumference, and the inner circumference of the locking washer is pushed inward to catch the locking groove and the locking washer is separated from the outer circumference of the connecting pin body. It is intended to be able to be firmly combined.

종래의 비계파이프 연결핀은 도 4에서 보는 바와 같이 상하단부에 삽입개시부(1,1a)를 형성한 파이프형태의 연결핀본체(2)의 상하부 중간부위에는 비계파이프와 고정핀으로 고정하는 핀구멍(3,3a)이 전후로 관통되게 형성되고, 상하측 핀구멍(3,3a) 사이의 연결핀본체(2) 외주연에는 연결핀(5)으로 삽입되는 비계파이프가 걸리도록 하는 비계파이프 걸림수단인 걸림링(14)이 고정되게 설치되어 있다.Conventional scaffolding pipe connecting pins are fixed to the upper and lower middle portions of the pipe-shaped connecting pin body (2) having the insertion start portions (1, 1a) formed in the upper and lower ends as shown in FIG. Holes 3 and 3a are formed so as to penetrate back and forth, and the scaffolding pipes to catch the scaffolding pipes inserted into the connecting pins 5 on the outer circumference of the connection pin body 2 between the upper and lower pin holes 3 and 3a. A locking ring 14, which is a means, is fixedly installed.

상기 걸림링(14)은 파이프를 25㎜의 높이로 절단한 것으로, 이 걸림링(14)을 연결핀본체(2)의 외측에 고정 결합시킬 수 있도록 걸림링(14)을 오므린 수축결합부(15)와, 걸림링(14)을 내측으로 반원홈 형태로 코킹홈(16)을 형성하였다.The locking ring 14 is a pipe cut to a height of 25 mm, the shrinkage engaging portion that retracted the locking ring 14 so that the locking ring 14 can be fixed to the outside of the connecting pin body (2) (15) and the locking ring (14) to form a caulking groove (16) in a semicircular groove shape.

이와 같은 종래의 연결핀(5)은 파이프를 절단한 걸림링(14)의 가공성이 나빠 불량률이 높은 폐단과, 절단한 걸림링(14)이 25㎜의 높이로 절단함에 따라, 다수의 연결핀을 이용하여 비계파이프를 연결하였을 때 다수를 연결한 비계파이프의 길이가 길어지고 연결부위가 취약한 문제가 있었다.Such a conventional connecting pin 5 is poor in workability of the locking ring 14 cutting the pipe, the closed end with high defect rate, and the cutting ring 14 is cut to a height of 25mm, a plurality of connecting pins When the scaffold pipe was connected by using a long length of the scaffold pipe connecting a large number, there was a problem that the connection is weak.

또한, 연결핀(5)의 제작을 완료한 뒤에 연결핀(5) 전체를 알루미늄이나 아연과 같은 금속을 도금하게 되는데, 이 도금이 걸림링(14)이 끼워진 내부면과 걸림링(14)이 끼워진 연결핀본체(2) 외주면은 도금이 되지 않아 장기간 사용시 녹이 슬게 되고, 빗물에 의해 녹물이 하측으로 흘러내려 연결핀(5)의 외관이 좋지 못하게 되는 또 다른 문제를 지니고 있었다.In addition, after the completion of the manufacturing of the connecting pin 5, the entire connecting pin 5 is plated with a metal such as aluminum or zinc, the inner surface and the locking ring 14, the plating ring is fitted 14 The outer circumferential surface of the connecting pin body (2) was not plated, so that the rust was rusted for a long time, and rust water flowed downward by rainwater, which had another problem that the appearance of the connecting pin 5 was not good.

본 고안은 상기의 문제점을 해결하기 위한 것으로서, 비계파이프 걸림수단을 두께가 얇은 걸림와셔를 사용하면서 연결핀본체의 외주연에 걸림홈을 형성한 뒤에 걸림와셔를 걸림홈의 외측으로 삽입시킨 상태에서 걸림와셔의 내주연 살부분이 코킹으로 내측으로 넓혀지게 함으로서, 상기 걸림와셔의 넓혀진 살부분이 걸림홈에 걸려서 연결핀본체의 외주연에서 걸림와셔가 이탈되지 않게 고정 결합될 수 있도록 하는 것을 목적으로 한다.The present invention is to solve the above problems, the scaffold pipe locking means using a thin washer washer while forming a locking groove on the outer periphery of the connection pin body after inserting the locking washer to the outside of the locking groove The inner circumference of the hook washer is widened to the inside by the caulking, so that the widened portion of the hook washer is caught in the locking groove so that the locking washer can be fixed to the outer circumference of the connecting pin body so as not to be separated. do.

상기의 목적을 달성하기 위한 본 고안의 비계파이프 연결핀은, 상하단부에 삽입개시부를 형성한 파이프형태의 연결핀본체의 상하부 중간부위에는 비계파이프와 고정핀으로 고정하는 핀구멍이 전후로 관통되게 형성되고, 상하측 핀구멍 사이의 연결핀본체 외주연에는 연결핀으로 삽입되는 비계파이프가 걸리도록 하는 비계파이프 걸림수단이 설치된 연결핀에 있어서, 상기 연결핀본체의 외주연 전둘레에 걸림홈이 형성되고, 상기 걸림홈의 외측에는 걸림와셔가 삽입된 상태에서 이 걸림와셔의 내주연 전둘레 상하부가 코킹되어 늘어난 살부분이 걸림홈으로 삽입되어 결합되는 것을 특징으로 한다.Scaffolding pipe connecting pin of the present invention for achieving the above object, the upper and lower middle portion of the pipe-shaped connecting pin body having the insertion start portion is formed in the upper and lower ends are formed so that the pinhole fixed with the scaffolding pipe and the fixing pin penetrates back and forth In the connecting pin body is provided with a scaffolding pipe engaging means for engaging the scaffolding pipe is inserted into the connecting pin body outer peripheral edge between the upper and lower pin holes, the engaging groove is formed on the outer periphery of the outer peripheral edge of the connecting pin body The outer side of the locking groove is characterized in that the upper and lower portions of the inner circumference of the locking washer is inserted into the engaging groove is inserted into the engaging groove in the state in which the locking washer is inserted.

이하, 본 고안에 따른 비계파이프 연결핀에 대하여 첨부된 도면 도 1 내지 도 3 및 도 5를 참고하여 설명하면 다음과 같다.Hereinafter, the scaffolding pipe connecting pin according to the present invention will be described with reference to the accompanying drawings, FIGS. 1 to 3 and 5.

본 고안에 의한 비계파이프 연결핀은, 각종 공사현장에서 높은 위치의 작업이 가능하도록 설치하는 건축용 비계를 설치하는데 사용되는 것으로서, 도 1에서 보는 바와 같이 다수개의 비계파이프(8)를 상하길이방향으로 연결 설치하는데 사용되게 되고, 본 고안의 연결핀(5)은 비계파이프(8)를 수직방향으로 연결할 뿐만 아니라, 수평방향과 대각선 방향으로도 연결설치가 가능함을 밝혀둔다.The scaffold pipe connecting pin according to the present invention is used to install a scaffold for construction to be installed at a high position in various construction sites, and as shown in FIG. 1, a plurality of scaffold pipes 8 are vertically extended. It will be used to connect the installation, the connection pin 5 of the present invention not only connects the scaffolding pipe 8 in the vertical direction, it turns out that the connection can be installed in the horizontal direction and diagonal direction.

도 1은 본 고안의 사용상태를 나타내는 일예시도로서, 다수개의 비계파이프(8)가 본 고안의 연결핀(5)을 개재시킨 상태로 수직방향으로 설치되고, 이 비계파이프(8)중 하단에 위치한 비계파이프(8)에는 높이조절구(9)가 나사식으로 높이조절 가능하게 설치되며, 다수열로 수직 설치되는 비계파이프(8)의 측방과 대각선 방향으로는 수평지지대(10)와 경사지지대(11)가 수평방향과 대각선 방향으로 연결된다.1 is an exemplary view showing a state of use of the present invention, a plurality of scaffolding pipes 8 are installed in the vertical direction with the connecting pins 5 of the present invention interposed, the lower end of the scaffolding pipe 8 The scaffolding pipe (8) located in the height adjustment opening (9) is installed to be adjustable height of the screw type, the horizontal support (10) and inclined in the lateral and diagonal direction of the scaffolding pipe (8) which is installed vertically in multiple rows. The support 11 is connected in a horizontal direction and a diagonal direction.

본 고안의 연결핀(5)은 도 5에서 보는 바와 같이 상하단부에 삽입개시부(1,1a)를 형성한 파이프형태의 연결핀본체(2)의 상하부 중간부위에는 비계파이프와 고정핀으로 고정하는 핀구멍(3,3a)이 전후로 관통되게 형성되고, 상하측 핀구멍(3,3a) 사이의 연결핀본체(2) 외주연에는 연결핀(5)으로 삽입되는 비계파이프가 걸리도록 하는 비계파이프 걸림수단이 설치된 연결핀(5)에 있어서, 상기 연결핀본체(2)의 외주연 전둘레에 걸림홈(6)이 형성되고, 상기 걸림홈(6)의 외측에는 걸림와셔(4)가 삽입된 상태에서 걸림와셔(4)의 내주연 전둘레 상하부가 코킹되어 늘어난 살부분(7)이 걸림홈(6)으로 삽입되어 결합되는 것이다.The connecting pin 5 of the present invention is fixed to the upper and lower middle portions of the pipe-shaped connecting pin main body 2 having the insertion start portions 1 and 1a formed at the upper and lower ends thereof, as shown in FIG. The scaffolding pipes 3 and 3a are formed to penetrate back and forth, and the scaffold pipes inserted into the connecting pins 5 are hung on the outer circumference of the connecting pin body 2 between the upper and lower pin holes 3 and 3a. In the connecting pin (5) provided with a pipe locking means, a locking groove (6) is formed on the outer periphery of the connecting pin body (2), the locking washer (4) is formed on the outside of the locking groove (6) In the inserted state, the upper and lower portions around the inner circumference of the locking washer 4 are cocked to extend the flesh portion 7 to be inserted into the locking groove 6 to be coupled.

상기 걸림홈(6)은 삼각모양이나 사각모양으로 홈을 형성할 수 있으나, 반원형홈이나 사다리꼴모양의 홈으로 형성하는 것이 바람직할 것이다. 이는 걸림홈(6)을 삼각모양이나 사각모양으로 홈을 형성할 경우에는 파이프로 제작되는 연결핀본체(2)가 상기 삼각모양이나 사각모양의 홈이 형성된 부분이 구조적으로 취약해질 수 있기 때문이다.The locking groove 6 may be formed in a triangular shape or a square shape, but it may be preferable to form a semi-circular groove or a trapezoidal groove. This is because when the engaging groove 6 is formed in a triangular shape or a square shape, the connecting pin main body 2 made of a pipe may be structurally vulnerable to the part where the triangular or square groove is formed. .

도 5에서 화살표 "B"는 단면이 사각형인 걸림와셔(4)의 내주면 상하를 코킹작업을 위한 상하코킹금형이 압축하는 것을 나타내는 것이다.Arrow "B" in Figure 5 indicates that the upper and lower caulking mold for the caulking operation to compress the upper and lower inner circumferential surface of the locking washer (4) having a rectangular cross section.

도면 부호중 미설명부호 "13" 은 보조 수평지지대이다.Reference numeral 13 in the reference numerals is an auxiliary horizontal support.

상기와 같이 구성되어 있는 본 고안의 조립 및 작용 관계를 도 1, 2, 3 및 도 5를 참고하여 설명하면 다음과 같다.If described with reference to Figures 1, 2, 3 and 5 of the assembly of the present invention is configured as described above.

먼저, 본 고안의 연결핀(5)를 제작과정은 상하단부에 삽입개시부(1,1a)를 형성한 연결핀본체(2)의 중앙부 외주연 전둘레에 걸림홈(6)을 형성하며, 삽입개시부(1,1a)와 걸림홈(6) 사이의 연결핀본체(2)에 핀구멍(3,3a)을 전후로 관통되게 형성한다. 이때, 삽입개시부(1,1a)와, 걸림홈(6)과, 핀구멍(3,3a)을 형성하는데 있어서 작업순서는 정해진 것이 없으며, 작업 여건에 맞게 작업순서를 정하면 된다.First, the manufacturing process of the connecting pin (5) of the present invention forms a locking groove (6) in the outer circumferential edge of the center portion of the connecting pin body (2) having the insertion start portion (1, 1a) in the upper and lower ends, Pin holes 3 and 3a are formed to penetrate back and forth in the connecting pin body 2 between the insertion start portions 1 and 1a and the locking groove 6. At this time, in order to form the insertion start portions 1, 1a, the locking grooves 6, and the pin holes 3, 3a, the work order is not determined, and the work order may be determined according to the work conditions.

상기와 같이 연결핀본체(2)에 삽입개시부(1,1a)와, 걸림홈(6)과, 핀구멍(3,3a)을 형성한 뒤에는 프레스의 작업대에 안착된 하부코킹금형(도시생략)에 연결핀본체(2)를 삽입시킨 상태에서 연결핀본체(2)의 외측으로 걸림와셔(4)를 삽입시켜서 이 걸림와셔(4)가 걸림홈(6)의 외주연에 삽입되게 한다.As described above, after the insertion start portions 1, 1a, the locking grooves 6, and the pin holes 3, 3a are formed in the connecting pin body 2, the lower caulking mold seated on the workbench of the press (not shown) The locking washer 4 is inserted into the outer circumference of the locking groove 6 by inserting the locking washer 4 to the outside of the connecting pin body 2 in the state where the connecting pin main body 2 is inserted.

이때, 상기 걸림와셔(4)의 내주연의 크기는 연결핀본체(2)의 외주연에 부드럽게 삽입될 정도의 공차로 형성되며, 이렇게 걸림홈(6) 외측에 걸림와셔(4)가 위치하도록 한 뒤에는 프레스의 상부코킹금형(도시생략)을 하강시켜서 하부코킹금형의 상향돌출된 코킹부와, 상부코킹금형의 하향돌출된 코킹부가 걸림와셔(4)의 상하내주면을 도 5의 "B"와 같이 압축하게 되면, 상하부 코킹부에 압축되는 걸림와셔(4)의 내주연부가 내측으로 밀려들어가며 면적이 넓어지게 된다.At this time, the size of the inner circumference of the locking washer (4) is formed with a tolerance enough to be inserted into the outer circumference of the connecting pin body (2), so that the locking washer (4) is located outside the locking groove (6) After that, the upper caulking die (not shown) of the press is lowered, and the upwardly caulking portion of the lower caulking mold and the caulking portion of the upper caulking die are projected upward and downward in circumferential surface of the catch washer 4 as shown in FIG. When compressed together, the inner circumferential edge of the locking washer 4 compressed to the upper and lower caulking portions is pushed inward, thereby increasing the area.

이 넓어진 부분을 늘어난 살부분(7)이라고 칭하는데, 이렇게 늘어나는 살부분(7)이 상기 걸림홈(6)으로 들어가게 되어 걸림와셔(4)가 연결핀본체(2)의 걸림홈(6)에 견고하게 고정 결합되게 되는 것이다.This widened portion is called an elongated flesh portion 7, and the elongated flesh portion 7 enters the locking groove 6 so that the locking washer 4 is connected to the locking groove 6 of the connecting pin body 2. It will be firmly fixed.

이렇게 제작 완료된 연결핀(5)은 도 2 및 도 3에서 보는 바와 같이 서로 연결할 비계파이프(8)의 단부로 삽입개시부(1,1a)가 삽입되게 되며, 비계파이프(8)로 삽입된 연결핀본체(2)가 일정한 깊이만큼 삽입되면 걸림와셔(4)에 비계파이프(8)의 끝단부가 걸려서 더 이상 삽입이 되지 않게 되고, 이 위치에서 연결핀(5)의 핀구멍(3,3a)과 비계파이프(8)의 핀구멍(8a)을 일치시킨 뒤에 그 일치된 핀구멍(3,3a,8a)으로 고정핀(12)을 삽입시켜서 필요로 하는 만큼 비계파이프(8)를 연결시킬 수 있는 것이다.The connection pins 5 thus manufactured are inserted into the end portions of the scaffolding pipe 8 to be connected to each other, as shown in FIGS. 2 and 3, and the insertion start portions 1 and 1a are inserted into the scaffolding pipe 8. When the pin body 2 is inserted to a certain depth, the end of the scaffold pipe 8 is caught by the catch washer 4 so that the pin body 2 is no longer inserted, and the pin holes 3 and 3a of the connecting pin 5 are not inserted at this position. And the pin hole 8a of the scaffold pipe 8 are matched, and then the fixing pin 12 is inserted into the matched pin holes 3, 3a and 8a to connect the scaffold pipe 8 as necessary. It is.

상기와 같이 본 고안의 비계파이프 연결핀은, 연결핀본체의 외주연에 걸림홈을 형성한 뒤에 걸림와셔를 걸림홈의 외측으로 삽입시킨 상태에서 걸림와셔의 내주연 살부분이 코킹으로 내측으로 넓혀지게 함으로서, 상기 걸림와셔의 넓혀진 살부분이 걸림홈에 걸려서 연결핀본체의 외주연에서 걸림와셔가 이탈되지 않게 고정 결합되는 효과가 있는 것이다.As described above, the scaffolding pipe connecting pin of the present invention has a locking groove formed on the outer circumference of the connecting pin body, and then the inner circumferential part of the locking washer widens inwardly by caulking while the locking washer is inserted into the outside of the locking groove. By making it, the widened flesh portion of the locking washer is caught in the locking groove has an effect that is fixed to the locking washer does not deviate from the outer periphery of the connection pin body.

도 1은 본 고안의 사용상태를 나타내는 일예시도.1 is an exemplary view showing a state of use of the present invention.

도 2는 본 고안의 조립과정을 나타내는 작용상태도.Figure 2 is a functional state showing the assembly process of the present invention.

도 3은 도 2의 "A"부를 확대 도시한 측단면도.FIG. 3 is an enlarged side sectional view of part “A” of FIG. 2;

도 4는 종래의 비계파이프 연결핀을 나타내는 종단면도.Figure 4 is a longitudinal sectional view showing a conventional scaffolding pipe connecting pin.

도 5는 본 고안에 따른 비계파이프 연결핀을 나타내는 종단면도이다.5 is a longitudinal sectional view showing a scaffolding pipe connecting pin according to the present invention.

〈도면의 주요 부분에 대한 부호의 설명〉<Explanation of symbols for main parts of drawing>

1 : 삽입개시부 2 : 연결핀본체 3 : 핀구멍1: Insertion start part 2: Connecting pin body 3: Pin hole

4 : 걸림와셔 5 : 연결핀 6 : 걸림홈4: Jam washer 5: Connection pin 6: Jam groove

7 : 살부분 8 : 비계파이프 9 : 높이조절구7: flesh portion 8: scaffolding pipe 9: height adjustment

10 : 수평지지대 11 : 경사지지대 12 : 고정핀10: horizontal support 11: inclined support 12: fixed pin

Claims (1)

상하단부에 삽입개시부(1,1a)를 형성한 파이프형태의 연결핀본체(2)의 상하부 중간부위에는 비계파이프와 고정핀으로 고정하는 핀구멍(3,3a)이 전후로 관통되게 형성되고, 상하측 핀구멍(3,3a) 사이의 연결핀본체(2) 외주연에는 연결핀(5)으로 삽입되는 비계파이프가 걸리도록 하는 비계파이프 걸림수단이 설치된 연결핀(5)에 있어서,The upper and lower middle portions of the pipe-shaped connecting pin main body 2 having the insertion start portions 1 and 1a formed at the upper and lower ends thereof are formed so that the pinholes 3 and 3a fixed with the scaffolding pipe and the fixing pin penetrate back and forth. In the connecting pin (5) provided with a locking means for the scaffolding pipe for engaging the scaffolding pipe inserted into the connecting pin (5) at the outer circumference of the connecting pin body (2) between the upper and lower pin holes (3, 3a), 상기 연결핀본체(2)의 외주연 전둘레에 걸림홈(6)이 형성되고, 상기 걸림홈(6)의 외측에는 걸림와셔(4)가 삽입된 상태에서 걸림와셔(4)의 내주연 전둘레 상하부가 코킹되어 늘어난 살부분(7)이 걸림홈(6)으로 삽입되어 결합되는 것을 특징으로 하는 비계파이프 연결핀.A locking groove 6 is formed in the outer circumferential edge of the connecting pin body 2, and the outer side of the locking groove 6 is positioned before the inner circumference of the locking washer 4 in the state where the locking washer 4 is inserted. Scaffolding pipe connecting pins, characterized in that the upper and lower portions of the caulking portion 7 is inserted into the engaging groove (6) is coupled.
KR20-2005-0017819U 2005-06-17 2005-06-17 Connecting pin of pipe for scaffolding KR200394619Y1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100809617B1 (en) * 2007-03-26 2008-03-05 주식회사코네트인더스트리 Turn bumper that include vacuum cleaner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100809617B1 (en) * 2007-03-26 2008-03-05 주식회사코네트인더스트리 Turn bumper that include vacuum cleaner

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