KR20130104511A - Pedestal for a crain - Google Patents

Pedestal for a crain Download PDF

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Publication number
KR20130104511A
KR20130104511A KR1020120026052A KR20120026052A KR20130104511A KR 20130104511 A KR20130104511 A KR 20130104511A KR 1020120026052 A KR1020120026052 A KR 1020120026052A KR 20120026052 A KR20120026052 A KR 20120026052A KR 20130104511 A KR20130104511 A KR 20130104511A
Authority
KR
South Korea
Prior art keywords
safety frame
crane
safety
lift
worker
Prior art date
Application number
KR1020120026052A
Other languages
Korean (ko)
Inventor
윤진욱
Original Assignee
윤진욱
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 윤진욱 filed Critical 윤진욱
Priority to KR1020120026052A priority Critical patent/KR20130104511A/en
Publication of KR20130104511A publication Critical patent/KR20130104511A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
    • B66F11/044—Working platforms suspended from booms
    • B66F11/046—Working platforms suspended from booms of the telescoping type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
    • 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
    • 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
    • E04G5/08—Scaffold boards or planks

Abstract

PURPOSE: A safety frame structure for a crane is provided to enable a worker to efficiently perform a work even in a narrow space by extending a work area through an extension unit. CONSTITUTION: A safety frame structure for a crane comprises a safety frame (10), a rotation unit (20), and a balancing unit (30). The safety frame is installed on the end of a lift (1) and has a seating unit (11) and a handrail (12). The handrail prevents a worker from falling down. The rotation unit is installed on the bottom of the safety frame and has a bevel gear and a gear train (23). The bevel gear receives torque from a rotation motor. The gear train rotates with the bevel gear. The balancing unit is installed between the lift and the safety frame and has a rotation cylinder (31) for balancing the safety frame.

Description

Safety frame structure for cranes {Pedestal for a crain}

The present invention relates to a safety frame structure for a crane, and more particularly, because the safety frame is formed eccentrically, the operator expands the working range even in a narrow space and the work is made smoothly, and the worker's working area is extended through the extension part. And a safety frame structure for a crane.

In general, a crane is a machine that lifts a heavy object or worker and moves it in the vertical and horizontal directions. There are many kinds of cranes according to the purpose of use and the method of movement. The most commonly used cranes are ceiling cranes, pickup cranes, tower cranes, bridge cranes and jib cranes. Such a crane can be used to lift the heavy goods, but when the worker lifts up to lift the worker should ensure the smoothness of the work while ensuring the safety of the worker.

For example, according to Korean Patent Laid-Open Publication No. 2005-0113502, 'Main support; A front guide positioned in front of the main support and rotatably coupled to the main support; Located on both sides of the main support, the workbench for a special vehicle including a side guide rotatably coupled to the front guide. '

However, the workbench for such a long-term vehicle can be selectively selected for height, thereby improving the safety of the worker. However, since the work space of the worker is not secured, it is unnecessary, and even if the workbench is inserted in a narrow gap, it is impossible to work far. There was a problem that the work is not done smoothly.

Korean Unexamined Patent Publication No. 2005-0113502 “Workbench for Special Vehicle”

Accordingly, the present invention is to fundamentally solve the conventional problems as described above, due to the safety frame is formed eccentrically, the operator is smoothly made by extending the working range even in a narrow space, the operator's work through the extension The purpose is to provide a safety frame structure for cranes that can be expanded in area.

In order to achieve the above object, the present invention provides a safety frame structure that is coupled to a lift installed on a crane to protect the safety of the worker: installed at the end of the lift and provided with a seating portion to secure a working space. Safety frame with a handrail to prevent falling; Rotating means having a bevel gear that receives the rotational force by the rotation motor in the lower portion of the safety frame, and a gear train that rotates together on the driven shaft of the bevel gear to transmit the rotational force to the safety frame; And a horizontal adjusting unit installed between the lift and the safety frame so as to horizontally adjust in proportion to an angle according to the height of the safety frame.

At this time, the seating portion is characterized in that it further comprises an extension extending by the hinge to widen the work area of the operator.

In addition, the safety frame is characterized in that the eccentric rotation to expand the work range in a narrow space.

It should be understood, however, that the terminology or words of the present specification and claims should not be construed in an ordinary sense or in a dictionary, and that the inventors shall not be limited to the concept of a term It should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be properly defined. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It is to be understood that equivalents and modifications are possible.

As described in the above configuration and operation, the present invention has the effect that the operator can smoothly work by expanding the working range even in a narrow space due to the eccentric safety frame, the work area of the operator can be widened through the extension to provide.

1 is a side view showing an overall structure of a safety frame for a crane according to the present invention,
Figure 2 is a perspective view showing the internal structure of the safety frame structure for a crane according to the present invention,
Figure 3 is an enlarged view showing a horizontal adjustment of the safety frame structure for a crane according to the present invention,
Figures 4a and 4b is a perspective view showing the extension of the safety frame structure for a crane according to the present invention.

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

1 is a side view showing an overall structure of a safety frame for a crane according to the present invention, Figure 2 is a perspective view showing the internal structure of the safety frame structure for a crane according to the present invention, Figure 3 is a safety frame structure for a crane according to the present invention It is an enlarged view which shows a horizontal adjustment part, FIG. 4A and 4B is a perspective view which shows the extension part of the structure of the safety frame for cranes which concerns on this invention.

The present invention relates to a structure of a safety frame for a crane, and includes a safety frame 10, a rotating means 20, and a horizontal adjustment unit 30.

The present invention includes a lift (1) is installed on the crane (C) to be able to rotate up and down and left and right, the end of such a lift (1) to the cylinder (S1) (S2) (S3) (S4) It is provided with a plurality of moving blocks (B1) (B2) (B3) (B4) to be movable by. Moving block (B1) (B2) (B3) (B4) is a configuration that allows the safety frame 10, which will be described later to move to a height or far away so that the operator can work smoothly.

Safety frame 10 according to the present invention is provided at the end of the lift (1) is provided with a seating portion 11 to secure a work space, and has a handrail 12 to prevent the fall of the operator. The seating portion 11 is configured to be able to support the worker when performing the work substantially. And, by installing the handrail 12 on the side of the seating portion 11 to prevent the worker from falling during work. The front of the handrail 12 is provided with a door 12a to be detachable by the fastener 12c to allow the operator to enter and exit.

 At this time, the seating portion 11 is characterized in that it further comprises an extension portion 15 extending by the hinge 14 to widen the work area of the worker. The seating part 11 further includes an extension part 15 to widen the work area of the worker according to the work, and the extension part 15 is rotated by the hinge 14 on one side of the seating part 11. It is formed as possible to increase the working area. When using the extension part 15, the control part 12b may be further accommodated in the entrance 12a to adjust the length thereof to adjust and use the length 15 secured by the extension part 15. . In addition, the extension portion 15 can be used to extend the size before the operation can improve the safety of the operator.

In addition, the safety frame 10 is characterized in that the eccentric rotation to expand the work range in a narrow space. Safety frame 10 is installed to be rotatable by the rotation means 20, this rotation means 20 will be described in detail later. Then, the safety frame 10 is eccentrically rotated, for example, when the safety frame 10 is inserted between the building and the building to perform the work, the safety frame 10 is formed eccentrically rotated As the angle is wider, the worker can be operated in a deeper inserted state, thereby increasing the convenience of the operator.

In addition, the rotating means 20 according to the present invention is provided with a bevel gear 22 to receive the rotational force by the rotary motor 21 in the lower portion of the safety frame 10, the driven shaft of the bevel gear 22 It has a gear train 23 that rotates together on the bed to transmit the rotational force to the safety frame (10). The rotating means 20 is installed at the lower part of the safety frame 10 formed at the end of the lift 1 so that the safety frame 10 is formed to be rotatable, and the operator receives the rotational force from the rotation motor 21. Rotate in the desired direction. When the bevel gear 22 is rotated by the rotation of the rotary motor 21, the bevel gear 22 and the gear train 23 connected to the driven shaft are rotated so that the safety frame 10 is in the forward direction. And safely rotate in the reverse direction.

In addition, the horizontal adjustment unit 30 according to the present invention is installed between the lift (1) and the safety frame 10, the rotating cylinder 31 to be horizontally adjustable in proportion to the angle according to the height of the safety frame (10). Through). If the rotating means 20 is configured to rotate in accordance with the work in a state in which the safety frame 10 is maintained in an equilibrium state, the horizontal adjustment unit 30 is a safety frame (according to the angle of the lift 1) The height of 10) is also different so that the safety frame 10 can be made to be horizontal to the angle. This, by the operation of the rotation cylinder 31 in the lower portion of the safety frame 10, the horizontal adjustment unit 30 fixed to the lower portion of the safety frame 10 is rotated together to maintain the level, the operator can safely work To make it possible.

In the use of the present invention with reference to Figs. 1 to 4b, first, when the operator operates the lift 1 of the crane C while seated on the safety frame 10, the cylinder S1 installed on the lift 1 The moving blocks B1, B2, B3, and B4 are advanced by S2, S3, and S4. The safety frame 10 continues to move forward by the movement of the moving blocks B1, B2, B3, and B4, and the safety frame 10 is moved to the workplace by keeping the horizontal by the horizontal adjusting unit 30. Let's go. At this time, when the safety frame 10 is moved in a narrow place, the work shaft is smoothly formed due to the safety frame 10 which is eccentrically formed, and the extension part 15 is opened by the hinge 14 to secure a working space. Unfold the space to make the work smoother.

As described above, the present invention provides an effect that the operator can smoothly work by expanding the working range even in a narrow space due to the eccentric safety frame, and widen the working area of the worker through the extension.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims. It is therefore intended that such variations and modifications fall within the scope of the appended claims.

1: lift 10: safety frame
11: seating area 12: handrail
14: hinge 15: extension part
20: rotation means 21: rotation motor
22: Bevel Gear 23: Gear Row
30: horizontal adjustment part 31: rotating cylinder

Claims (3)

In the structure of the safety frame coupled to the lift (1) installed on the crane (C) to protect the safety of the operator:
A safety frame (10) installed at the end of the lift (1) and having a seating portion (11) to secure a working space, and having a handrail (12) to prevent a worker from falling;
A bevel gear 22 is provided below the safety frame 10 to receive rotational force by the rotation motor 21, and a gear train 23 is rotated together on the driven shaft of the bevel gear 22. Rotating means 20 for transmitting a rotational force to the safety frame 10 by; And
Is installed between the lift (1) and the safety frame 10, the horizontal adjustment unit 30 through the rotation cylinder 31 to be horizontally adjusted in proportion to the angle according to the height of the safety frame 10; includes; Safety frame structure for a crane, characterized in that consisting of. The method of claim 1,
The seating portion (11) is a safety frame structure for a crane, characterized in that further comprising an extension (15) extending by the hinge (14) to widen the work area of the operator. The method of claim 1,
The rotating means 20 is a safety frame structure for a crane, characterized in that the safety frame 10 is installed eccentrically from the driven shaft to be rotated to expand the working range even in a narrow space.
KR1020120026052A 2012-03-14 2012-03-14 Pedestal for a crain KR20130104511A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120026052A KR20130104511A (en) 2012-03-14 2012-03-14 Pedestal for a crain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120026052A KR20130104511A (en) 2012-03-14 2012-03-14 Pedestal for a crain

Publications (1)

Publication Number Publication Date
KR20130104511A true KR20130104511A (en) 2013-09-25

Family

ID=49453339

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120026052A KR20130104511A (en) 2012-03-14 2012-03-14 Pedestal for a crain

Country Status (1)

Country Link
KR (1) KR20130104511A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104692303A (en) * 2015-03-19 2015-06-10 长安大学 Electrically-driven folding-arm high-altitude operation car, and leveling system and leveling method thereof
CN105480909A (en) * 2015-11-17 2016-04-13 国网山东商河县供电公司 Tree obstacle removing device
KR20210002429U (en) 2020-04-24 2021-11-03 신창우 Work safety belt for rock-splitter operation
CN116357064A (en) * 2023-04-11 2023-06-30 捷航设备制造股份有限公司 Multi-group turning plate mechanism in unit for three-layer platform

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104692303A (en) * 2015-03-19 2015-06-10 长安大学 Electrically-driven folding-arm high-altitude operation car, and leveling system and leveling method thereof
CN105480909A (en) * 2015-11-17 2016-04-13 国网山东商河县供电公司 Tree obstacle removing device
CN105480909B (en) * 2015-11-17 2018-01-19 国网山东商河县供电公司 Screen of trees cleaning equipment
KR20210002429U (en) 2020-04-24 2021-11-03 신창우 Work safety belt for rock-splitter operation
CN116357064A (en) * 2023-04-11 2023-06-30 捷航设备制造股份有限公司 Multi-group turning plate mechanism in unit for three-layer platform

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E601 Decision to refuse application