KR20180116061A - Independently height-adjustable left and right vertical part of ladder - Google Patents

Independently height-adjustable left and right vertical part of ladder Download PDF

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KR20180116061A
KR20180116061A KR1020170048776A KR20170048776A KR20180116061A KR 20180116061 A KR20180116061 A KR 20180116061A KR 1020170048776 A KR1020170048776 A KR 1020170048776A KR 20170048776 A KR20170048776 A KR 20170048776A KR 20180116061 A KR20180116061 A KR 20180116061A
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ladder
right vertical
height
vertical portions
present
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KR1020170048776A
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Korean (ko)
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KR101980958B1 (en
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김향미
이지영
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김향미
이지영
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    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
    • E06C1/125—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic with tubular longitudinal members nested within each other
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/02—Extending means
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/42—Ladder feet; Supports therefor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)

Abstract

The present invention relates to a ladder with height adjustable left and right vertical parts. The present invention comprises: left and right vertical units (100, 200) installed in parallel to each other in the height direction; and a plurality of horizontal units (700) horizontally coupled between the left and right vertical units (100, 200). Each left and right vertical unit (100, 200) controls the height thereof. The present invention controls the height of one among the left and right vertical units of the ladder in order to safely and easily install the ladder on a slope to prevent, in advance, an accident.

Description

좌우측수직부가 각각 높이조절이 되는 사다리{Independently height-adjustable left and right vertical part of ladder}The left and right vertical portions are independently height-adjustable left and right vertical portions of ladder,

본발명은 좌우측수직부가 각각 높이조절이 되는 사다리에 관한 것으로, 보다 상세하게는 좌우측수직부 각각 높이를 조절하게 되어 경사지에도 용이하고 안전하게 설치할 수 있어서, 낙상사고를 방지하는 좌우측수직부가 각각 높이조절이 되는 사다리에 관한 것이다.The present invention relates to a ladder in which the left and right vertical portions are respectively adjustable in height, and more particularly, to adjust the height of each of the left and right vertical portions, Lt; / RTI >

일반적으로 공개특허공보 공개번호 제10-2015-0064446호의 경사면 작업용 사다리에 의하면, 조선소나 건축공사 등의 각종 작업현장에서는 작업자의 키보다 높은 곳에 오르내리기 위하여 작업용 사다리를 사용하게 되는데, 통상적으로 선박건조를 위해 사용되는 작업용 사다리에는 일반적으로 3m 길이의 사다리를 사용하며, 작업구간에 따라 3m 이상 높이에 사다리를 설치해야 하는 경우도 있으며, 이러한 경우에는 선을 이용해 상부사다리와 하부사다리를 겹침 시공하여 원하는 높이에 설치될 수 있도록 한다.In general, according to the ladder for inclined surface work disclosed in Laid-Open Publication No. 10-2015-0064446, a work ladder is used in various work sites such as a shipbuilder or a construction work to raise or lower the worker's height. The ladder of 3m length is usually used for the working ladder and the ladder should be installed more than 3m depending on the work area. In this case, the upper ladder and the lower ladder may be overlapped by using the line So that it can be installed at a height.

종래기술로서 공개특허공보 공개번호 제10-2015-0064446호의 경사면 작업용 사다리에 의하면, 선박의 경사면 작업시 선박의 일측면에 상 하측 이동을 위해 고정 설치되는 사다리에 있어서, 사각 판 형상 발판(11)이 일정간격으로 형성되며 다수개의 발판(11) 양측 가로방향 끝단 양측으로 형성된 한쌍의 몸체부(10);와 상기 한쌍의 몸체부(10)의 상부 일측면에 또다른 사다리를 연결할 수 있도록 원형으로 천공되어 형성된 연결홀(30);과 상기 한쌍의 몸체부(10)의 하부 일측면에는 선박의 선체 또는 또다른 사다리를 연결할 수 있도록 원형의 단부가 돌출되고, 돌출된 단부의 홀(41)이 형성되어 구비되는 연결판(40);과 상기 몸체부(10)의 상부면에 마그네틱을 이용하여 사다리를 선체에 쉽게 고정하며, 핸들(51)을 이용하여 위치변경이 가능한 고정부재(50);로 구성된 것을 특징으로 하는 경사면 작업용 사다리가 공개되어 있다.As a prior art ladder according to the present invention, a ladder fixedly installed on one side of a ship for upward and downward movement when working on an inclined surface of a ship, comprises a rectangular plate-like footstool 11, A pair of body parts 10 formed at predetermined intervals and formed on both sides of both lateral ends of the foot plates 11 and a pair of body parts 10 formed in a circular shape so as to connect another ladder to one side of the upper part of the pair of body parts 10 A circular end portion is protruded to connect the hull or another ladder of the ship to the lower side surface of the pair of body portions 10 and the hole 41 of the protruded end portion A fixing member 50 which can easily change the position of the ladder using the handle 51 by using a magnet on the upper surface of the body 10 and easily fix the ladder to the hull; Consisting of And a ladder for inclined surface work is disclosed.

다른 종래기술로서 등록특허공보 등록번호 제10-1578578호의 가변형 사다리에 의하면, 길이의 조절이 가능한 제1 사다리부 및 제2 사다리부가 상부에서 힌지결합된 A형 사다리에 있어서, 상기 제1 사다리부의 하단에 양쪽에 각각 힌지결합된 제1 연결재; 상기 제2 사다리부의 하단에 양쪽에 각각 힌지결합된 제2 연결재; 상기 각 제1 연결재의 내부에서 각각 인출되어 길이를 연장시킬 수 있는 길이연장수단; 및 각각의 제2 연결재의 한쪽 끝에서부터 안쪽에 형성된 걸림쇠에 의해 제1 연결재의 길이연장수단과 제2연결재를 결합하는 결합수단; 을 포함하는 것을 특징으로 하는 가변형 사다리가 공개되어 있다.As another prior art, according to the variable ladder of Registration No. 10-1578578, there is provided an A-type ladder having a first ladder portion and a second ladder portion which are adjustable in length and are hinged at the upper portion, A first connection member hinged to both sides of the first connection member; A second link member hinged to both ends of the lower end of the second ladder portion; A length extension means extending from each of the first connection members to extend the length thereof; And engaging means for engaging the second linking member with the elongating means of the first linking member by means of a latch formed inside from one end of each second linking member; A variable ladder is disclosed.

그러나 상기 종래기술들은 사다리의 높이조절은 가능하나 각각 조절이 되지 않아 계단이나 언덕등 기울기가 있는 곳에 설치시 사다리가 넘어져 사람이 낙상되는 위험이 있었다.However, in the above-mentioned conventional techniques, although the height of the ladder can be adjusted, the ladder can not be adjusted, and when the ladder is installed in a place where there is a slope such as a stair or a hill,

따라서 본 발명은 상기와 같은 문제점을 해결하고자 안출된 것으로, 사다리의 좌우측수직부중 어느 하나만을 높이를 조절함으로써 계단 등의 경사지에도 안전하고 용이하게 사다리를 설치하여 안전사고를 예방할 수 있는 좌우측수직부가 각각 높이조절이 되는 사다리를 제공하고자 하는 것이다.SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a ladder that can prevent a safety accident by installing a ladder safely and easily on a slope such as a stair by adjusting only one of left and right vertical portions of a ladder. So as to provide a height-adjustable ladder.

본발명은 좌우측수직부가 각각 높이조절이 되는 사다리에 관한 것으로, 두 개의 평행하게 높이방향으로 설치되는 좌우측수직부(100, 200)와, 상기 좌우측수직부(100, 200) 사이에 수평으로 결합되는 다수 개의 수평부(700)로 이루어지되, 상기 좌우측수직부(100, 200)는 각각 높이를 조절하는 것을 특징으로 한다.The present invention relates to a ladder whose left and right vertical portions are respectively adjustable in height and comprises two left and right vertical portions 100 and 200 installed in parallel to each other in a height direction and horizontally coupled between the left and right vertical portions 100 and 200 And a plurality of horizontal portions 700, wherein the left and right vertical portions 100 and 200 adjust the respective heights.

따라서 본발명은 사다리의 좌우측수직부중 어느 하나만을 높이를 조절함으로써 계단 등의 경사지에도 안전하고 용이하게 사다리를 설치하여 안전사고를 예방할 수 있는 현저한 효과가 있다.Therefore, according to the present invention, it is possible to prevent a safety accident by installing a ladder safely and easily on a slope such as a stairway by adjusting the height of only one of the left and right vertical portions of the ladder.

도 1은 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 개요도
도 2는 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 좌우측수직부가 각각 높이 조절되는 것을 나타낸 개요도
도 3은 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 발판이 회동되는 것을 나타낸 개요도
도 4는 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 길이조절용 몸체 개요도
도 5는 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 연결부 개요도1 is a schematic diagram of a ladder in which the left and right vertical portions of the present invention are respectively adjustable in height
FIG. 2 is a schematic view showing that the left and right vertical portions of the present invention are respectively adjustable in height on the left and right vertical portions of the ladder,
FIG. 3 is a schematic view showing that the left and right vertical portions of the present invention rotate the foot of the ladder,
FIG. 4 is a schematic view of a body for adjusting the length of a ladder,
Fig. 5 is a schematic view of a connection portion of a ladder in which the left and right vertical portions of the present invention are respectively adjustable in height

본발명은 좌우측수직부가 각각 높이조절이 되는 사다리에 관한 것으로, 두 개의 평행하게 높이방향으로 설치되는 좌우측수직부(100, 200)와, 상기 좌우측수직부(100, 200) 사이에 수평으로 결합되는 다수 개의 수평부(700)로 이루어지되, 상기 좌우측수직부(100, 200)는 각각 높이를 조절하는 것을 특징으로 한다.The present invention relates to a ladder whose left and right vertical portions are respectively adjustable in height and comprises two left and right vertical portions 100 and 200 installed in parallel to each other in a height direction and horizontally coupled between the left and right vertical portions 100 and 200 And a plurality of horizontal portions 700, wherein the left and right vertical portions 100 and 200 adjust the respective heights.

또한, 상기 좌우측수직부(100, 200)는 상부몸체(110, 210)와 하부몸체(120, 220)로 이루어지며, 상기 상부몸체(110, 210) 내부에 하부몸체(120, 220)에 슬라이딩방식으로 결합되며, 상기 상부몸체(110, 210)와 하부몸체(120, 220)에는 구멍(111, 121, 211, 221)이 형성되어 상기 구멍(111, 121, 211, 221)에 핀(300)을 결합하여 고정하는 것을 특징으로 한다.The left and right vertical parts 100 and 200 include upper and lower bodies 110 and 210 and lower bodies 120 and 220. The lower bodies 120 and 220 are slidably inserted into the upper bodies 110 and 210, Holes 111, 121, 211 and 221 are formed in the upper bodies 110 and 210 and the lower bodies 120 and 220 so that the pins 300 ) Are combined and fixed.

또한, 상기 좌우측수직부(100, 200)의 하단은 힌지(410)에 의해 회전가능한 발판(400)이 결합되는 것을 특징으로 한다.The lower ends of the left and right vertical parts 100 and 200 are coupled with a foot plate 400 that is rotatable by a hinge 410.

또한, 상기 좌우측수직부(100, 200)는 연결부(500)에 의해 연결되어 좌우측수직부(100, 200)가 동시에 높이조절도 가능한 것을 특징으로 한다.The left and right vertical portions 100 and 200 are connected by a connecting portion 500 so that the left and right vertical portions 100 and 200 can be simultaneously adjusted in height.

또한, 상기 좌측수직부(100, 200)에는 연결부홈(130)이 길이방향으로 형성되고, 상기 연결부홈(130)에 연결부(500)가 수직상방으로 장입되었다가, 좌우측수직부(100, 200)를 연결할 경우에는 상기 연결부(500)를 수평으로 펼친후 우측의 결합홈(230)에 연결하는 것을 특징으로 한다.The connecting part groove 130 is longitudinally formed in the left vertical parts 100 and 200 and the connecting part 500 is vertically mounted in the connecting part groove 130. The left and right vertical parts 100 and 200 The connection unit 500 is horizontally extended and then connected to the right coupling groove 230. In this case,

본발명을 첨부도면에 의해 상세히 설명하면 다음과 같다.The present invention will be described in detail with reference to the accompanying drawings.

도 1은 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 개요도, 도 2는 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 좌우측수직부가 각각 높이 조절되는 것을 나타낸 개요도, 도 3은 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 발판이 회동되는 것을 나타낸 개요도, 도 4는 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 길이조절용 몸체 개요도, 도 5는 본발명 좌우측수직부가 각각 높이조절이 되는 사다리의 연결부 개요도이다.FIG. 1 is a schematic diagram of a ladder in which the left and right vertical portions of the present invention are respectively adjustable in height, FIG. 2 is a schematic diagram showing that the left and right vertical portions of the ladder, FIG. 4 is a schematic view of a body for adjusting the length of a ladder in which the left and right vertical portions of the present invention are respectively adjustable in height. FIG. 5 is a perspective view of the left and right vertical portions of the present invention, This is a schematic view of the connection of the adjustable ladder.

본발명의 사다리는 두 개의 평행하게 높이방향으로 설치되는 좌우측수직부와, 상기 좌우측수직부 사이에 수평으로 결합되는 다수 개의 수평부로 이루어진다. 상기 좌우측수직부는 각각 높이를 조절하게 된다.The ladder of the present invention comprises left and right vertical portions provided in two parallel height directions and a plurality of horizontal portions horizontally coupled between the left and right vertical portions. The left and right vertical portions adjust the respective heights.

상기 좌우측수직부는 상부몸체와 하부몸체로 이루어지며, 상기 상부몸체 내부에 하부몸체에 슬라이딩방식으로 결합되며, 상기 상부몸체와 하부몸체에는 핀구멍이 형성되어 상기 핀구멍에 핀을 결합하여 고정한다. 또는 나사구멍이 형성되어 나사에 의해 결합시킬 수 있다.The left and right vertical portions are composed of an upper body and a lower body and are slidably coupled to the lower body within the upper body and pin holes are formed in the upper body and lower body to fix the pins to the pin holes. Or screw holes are formed and can be coupled by screws.

그리고 본발명의 상기 좌우측수직부의 하단은 힌지에 의해 회전가능한 발판이 결합된다. 그러므로 경사지에서 상기 발판을 회전시켜 안정적으로 지면에 고정되게 한다.The lower ends of the left and right vertical portions of the present invention are combined with footrests rotatable by hinges. Therefore, the foot plate is rotated on the slope so as to be stably fixed to the ground.

본발명은 미세조절을 위하여 상기 발판의 하부에는 길이조절용 몸체(600)가 더 결합되되 나사결합되어 길이조절용 몸체를 시계방향 반시계방향으로 회전하여 미세조절이 가능하다.In the present invention, a length adjusting body 600 is further coupled to a lower portion of the foot plate for fine adjustment, and the body can be finely adjusted by screwing the body to adjust the length of the body in a clockwise counterclockwise direction.

그리고 상기 좌우측수직부는 연결부에 의해 연결되어 좌우측수직부가 동시에 높이조절도 가능하다.The left and right vertical portions are connected by a connecting portion so that the left and right vertical portions can be simultaneously adjusted in height.

상기 좌측수직부에는 연결부홈이 길이방향으로 형성되고 상기 연결부홈에 연결부가 수직상방으로 장입되었다가, 좌우측수직부를 연결할 경우에는 상기 연결부를 수평부로 펼친후 우측의 결합홈에 연결하는 것이다.In the left vertical portion, a connecting groove is formed in the longitudinal direction, and the connecting portion is loaded vertically upward in the connecting portion groove. When connecting the left and right vertical portions, the connecting portion is extended to the horizontal portion and then connected to the right connecting groove.

따라서 본발명은 사다리의 좌우측수직부중 어느 하나만을 높이를 조절함으로써 계단 등의 경사지에도 안전하고 용이하게 사다리를 설치하여 안전사고를 예방할 수 있는 현저한 효과가 있다.Therefore, according to the present invention, it is possible to prevent a safety accident by installing a ladder safely and easily on a slope such as a stairway by adjusting the height of only one of the left and right vertical portions of the ladder.

100 : 좌측수직부 200 : 우측수직부
110, 210 : 상부몸체 120, 220 : 하부몸체
111, 121, 211, 221 : 구멍
130 : 연결부홈 230 : 결합홈
300 : 핀
400 : 발판 410 : 힌지
500 : 연결부 600 : 길이조절용 몸체
700 : 수평부100: left vertical portion 200: right vertical portion
110, 210: upper body 120, 220: lower body
111, 121, 211, 221: hole
130: connecting part groove 230: engaging groove
300: pin
400: foot plate 410: hinge
500: connecting part 600: length adjusting body
700: Horizontal part

Claims (2)

두 개의 평행하게 높이방향으로 설치되는 좌우측수직부(100, 200)와, 상기 좌우측수직부(100, 200) 사이에 수평으로 결합되는 다수 개의 수평부(700)로 이루어지되, 상기 좌우측수직부(100, 200)는 각각 높이를 조절하는 것을 특징으로 하는 좌우측수직부가 각각 높이조절이 되는 사다리
And a plurality of horizontal portions 700 horizontally coupled between the left and right vertical portions 100 and 200. The left and right vertical portions 100 and 200 are installed on the left and right vertical portions 100 and 200, 100, 200) adjust the height of each of the left and right vertical portions,
제1항에 있어서, 상기 좌우측수직부(100, 200)는 상부몸체(110, 210)와 하부몸체(120, 220)로 이루어지며, 상기 상부몸체(110, 210) 내부에 하부몸체(120, 220)에 슬라이딩방식으로 결합되며, 상기 상부몸체(110, 210)와 하부몸체(120, 220)에는 구멍(111, 121, 211, 221)이 형성되어 상기 구멍(111, 121, 211, 221)에 핀(300)을 결합하여 고정하는 것을 특징으로 하는 좌우측수직부가 각각 높이조절이 되는 사다리
The apparatus according to claim 1, wherein the left and right vertical parts (100, 200) comprise upper and lower bodies (110, 210) and lower bodies (120, 220) 121, 211, and 221 are formed in the upper and lower bodies 110 and 210 and the lower bodies 120 and 220, respectively, And the pin (300) is coupled and fixed. The left and right vertical portions
KR1020170048776A 2017-04-14 2017-04-14 Independently height-adjustable left and right vertical part of ladder KR101980958B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112550595A (en) * 2020-11-24 2021-03-26 沪东中华造船(集团)有限公司 Method for quickly positioning and installing dock boarding ladder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100071223A (en) * 2008-12-19 2010-06-29 장은규 Safety ladder
KR101608803B1 (en) * 2015-02-06 2016-04-04 남금현 Width adjustment for ladder

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100071223A (en) * 2008-12-19 2010-06-29 장은규 Safety ladder
KR101608803B1 (en) * 2015-02-06 2016-04-04 남금현 Width adjustment for ladder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112550595A (en) * 2020-11-24 2021-03-26 沪东中华造船(集团)有限公司 Method for quickly positioning and installing dock boarding ladder

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