KR100962726B1 - Entrance door of hoist - Google Patents

Abstract

PURPOSE: A hoist door is provided to simple to install due to having a simple structure and reduce installing time and costs. CONSTITUTION: A hoist door comprises: a door(10) which controls an access from a hoist; a column which combines the door to a structure and supports; a door hinge which is attached on the door so that the door is possible to rotate; a ceiling bracket(30) which is combined in the top of the column in order to be possible to control the length; and a bottom fixing bracket(21) which is formed in the bottom of the column and is fixed on the bottom floor of the structure to support the column.

Description

Hoist Doorway {Entrance Door of Hoist}

The present invention relates to a hoist access door, and to a hoist access door that can adjust the installation height of the door to fit the installation space of the hoist access door anywhere.

In general, in the construction of apartments or high-rise buildings, the automatic hoist is used to transfer materials through temporary doors installed on each floor while moving up and down on the outer wall of the building for material transfer. When the automatic hoist arrived on a certain floor, the temporary door was opened, and then the door of the automatic hoist was opened and the material was transferred into the building. However, temporary doors installed on each floor had a problem of causing a safety accident by falling of workers or materials, and a method of preventing safety accidents by installing safety devices on temporary doors has been proposed to solve these problems.

Application No. 20-1999-0029011, filed December 21, 1999, Utility Model Registration No. 0186847, "Safety door interlocked with automatic hoist" has been published. This design is hinged at the top of the automatic door to open and close the door opening and closing the door and one end of the opening and closing bar is hinged to rotate the opening and closing bar, formed on the upper side of the automatic hoist rotating bar when in contact with the rotating bar It consists of a contact plate that pushes the other end to the rear, and when the auto hoist reaches the door of the desired floor, the contact plate is operated by pushing the rotating bar and rotating the rotating bar to open and close the automatic door.

The same scheme as in the above design has the trouble of installing a separate upper and lower horizontal bar on the door frame to prevent the rotating bar from being thrown upward in contact with the contact plate, and the upper and lower horizontal bars are not provided. In the general door frame there was a problem of compatibility that the safety device by the opening and closing bar can not be used, as well as to install a pin on the door frame and to form a long hole that slides while being supported by the pin on the rotating bar, and on the upper part of the rotating bar The installation of the roller and the lower portion of the hinge and the hinge plate to be coupled to the rotating hinge is installed, so the structure is complicated, the installation time and cost increases, accordingly there was a problem that the product price increases.

In addition, a safety door that is configured to be rotatably coupled by a hinge to the inside of the door frame fixed between the ceiling and the floor of each floor has been used in the past, and has been installed in the following manner. The lock is installed on the upper part of the door frame. The locking device prevents the door from being opened normally, and releases the lock only when the hoist arrives, so that the door can be opened or closed. The locking device is composed of an angle of "a" shape and crosses the upper left and right doors. Locking bar rotatably mounted to the frame, sensing rod that is rotated by the end of the rod to the contact plate of the hoist when the hoist is raised or lowered, and fixed to the end of the sensing rod, usually perpendicular to the upper part of the lock bar by its own load The locking bar prevents the lock bar from rotating by holding it, and as the sensing rod rotates when the hoist arrives, the locking bar is spaced apart from the lock bar to allow the lock bar to rotate and consequently open and close the door. Will be.

However, in the prior art, when the safety door is installed in the door frame, the height of the door can not be variably installed according to different safety door installation places, and there is a problem that only the uniform height can be installed. In addition, the door frame is fixed by using a height adjusting rod to firmly fix the door frame between the ceiling of the building and the floor where the safety door is installed, but the height of the ceiling varies depending on the installation place of the safety door. If the height is higher than the combined height of the door frame and height adjustment rod, there was a problem that the installation of the safety door is impossible.

The present invention is to solve the above-mentioned problems of the prior art, it is to provide a hoist entrance door that can be installed in a simple structure to reduce the installation time, the installation cost can be easily installed in any environment.

The present invention is to provide a hoist entrance door that can be installed by varying the height of the door in accordance with the height of the door to install the door when the door is installed differently.

The present invention is to provide a hoist entrance door that can easily adjust the height of the door by adjusting the door opening and closing means used to open and close the door by installing the door to the pillar and the hinge coupling means for fixing the door to the pillar.

The present invention is to provide a hoist entrance door that can freely adjust the height of the column so that the height of the ceiling from the ceiling to the floor can be fixed to the safety door installation site.

The hoist access door of the present invention includes a door for controlling entry and exit from the hoist, a pillar for supporting the door by coupling the structure to the structure, a door hinge attached to the door so that the door can rotate on the pillar, and a door hinge coupled to the pillar. And it comprises a hinge coupling means for adjusting the combined height of the door hinge.

The pillar of the present invention, the ceiling bracket is coupled to the top to adjust the length in order to attach to the ceiling on the top, the bottom of the pillar is fixed to the bottom of the structure is a U-shaped bottom fixed bracket is formed to support the pillar On the side of the pillar, one or more pillar coupling means for fixing and supporting the auxiliary pillar of the pillar is formed.

The auxiliary pillar of the present invention, the upper has a ceiling bracket coupled to adjust the length, and is attached to the column coupling means formed on the side of the pillar.

The hoist access door of the present invention further includes a door opening / closing bar coupled to the door hinge coupling means and controlling the opening and closing of the door, and an opening and closing bar control means for controlling the operation of the door opening bar.

The door hinge of the present invention comprises an upper hinge attached to an upper end of the door so that the door is rotatable with respect to the pillar, and a lower hinge attached to the lower end of the door so that the door is rotatable with respect to the pillar.

The hinge coupling means of the present invention comprises an upper hinge coupling means for adjusting the position of coupling the upper hinge to the pillar, and a lower hinge coupling means for adjusting the position of coupling the lower hinge to the pillar.

The upper hinge coupling means of the present invention comprises an upper coupling frame.

The upper coupling frame has an upper pillar fixing groove for inserting a pillar inside and fixing the pillar using bolts and nuts, and a horizontal bar for coupling the opening / closing bar control means, and an upper hinge and a door opening and closing bar coupled with the door. Opening and closing hinge hinges are integrally attached.

Opening and closing bar control means of the present invention, the opening and closing control shaft for controlling the rotation of the door opening and closing bar, the weight attached to one end of the opening and closing control shaft to prevent the opening of the door by preventing the rotation radius of the door opening and closing bar, It is attached to the other end and comprises a lever to rotate the weight by a certain angle in conjunction with the movement of the hoist, and is coupled to the horizontal bar through a horizontal bar connecting portion located at the bottom of the opening and closing control shaft to be rotatable by the opening and closing control shaft.

The hoist entrance door of the present invention is configured so that when the hoist approaches the door position, the lever rotates to rotate as the weight is added, and when the weight is rotated, the door opening and closing bar can rotate, and the door opening and closing bar can be opened while the hoist entrance door is opened. .

The lower hinge coupling means of the present invention comprises a lower coupling frame formed with a lower pillar fixing groove for inserting a pillar therein and fixing the pillar using bolts and nuts, and a lower hinge attached to the lower coupling frame, It is to be firmly attached to the column by using bolts and nuts in the lower column fixing groove.

The hoist access door of the present invention has a simple structure, the installation is simple to reduce the installation time, reduce the installation cost, there is an effect that can be easily installed in any environment, regardless of the installation place.

The hoist entrance door of the present invention has the effect that the height of the door to be installed when the door is installed can be installed by varying the height of the door in accordance with different safety door installation place.

The hoist entrance door of the present invention has an effect of easily adjusting the height of the door by adjusting the door opening and closing bar control means used when opening and closing the door and the hinge coupling means for fixing the door to the pole.

The hoist entrance door of the present invention has an effect of freely adjusting the height of the pillar by additionally using an auxiliary pillar so that the safety door can be fixedly installed at different safety door installation sites.

An embodiment of the present invention will be described with reference to the drawings.

1 is a perspective view of the hoist entrance door of the present invention, FIG. 2 is a left side view of the hoist entrance door of the present invention, FIG. 3 is a perspective view of the hoist entrance door of the present invention viewed from below, and FIG. 4 is a top view of the hoist entrance door of the present invention. Figure 5 is a perspective view of the opening and closing bar control means attached to the coupling frame and the upper coupling frame, Figure 5 is a perspective view of the lower coupling frame of the hoist entrance door of the present invention.

1 to 5, the hoist access door of the present invention includes a door 10 for controlling entry and exit from the hoist, a pillar 20 for supporting the door by coupling the structure to the structure, and a door rotatable to the pillar. It comprises a door hinge attached to, and a hinge coupling means for coupling the door hinge to the pillar and adjusting the height of the door hinge coupled.

In the upper portion of the pillar 20, the ceiling bracket 30, which can be adjusted in length to fix the pillar to the ceiling, is coupled to the pillar and the pillar is fixed to the ceiling of the structure without shaking. At least one pillar coupling means 22 is formed on the side of the pillar 20 to fix and support the auxiliary pillar 40 of the pillar. Preferably, a plurality of pillar coupling means 22 is formed on the side of the pillar in order to stably support the auxiliary pillar 40.

The pillar may be used by further combining the auxiliary pillar 40 to extend the entire length of the pillar. In the upper portion of the auxiliary pillar 40, the ceiling bracket 30 is adjustable in length to fix the auxiliary pillar to the ceiling can be fixed without shaking the auxiliary pillar to the ceiling of the structure. When the ceiling bracket and the pillar are manufactured in one piece, only the position where the pillar is fixed to the ceiling is adjusted. When the ceiling bracket and the pillar are manufactured separately, the ceiling brackets of various lengths can be used, and the ceiling bracket is coupled to the top of the pillar. To be fixed and used. When the ceiling bracket and the pillar are separated, in order to fix the ceiling bracket to the pillar more securely, a bolt groove is made inside the top of the column, and a screw thread is formed at the bottom of the ceiling bracket to be more firmly fixed. The lower portion of the pillar 20 is fixed to the bottom of the structure is a U-shaped bottom fixing bracket 21 for supporting the pillar is formed, is fixed to the bottom jaw of the structure is fixed and supported without shaking.

As shown in FIGS. 1 and 3, the pillar coupling means 22 inserts an auxiliary pillar into the pillar coupling means and fixes the auxiliary pillar with a bolt or a nut. The inner form of the column coupling means may be manufactured in a form that can be attached to the auxiliary pillar therein, the outer shape may be produced in various forms. When the auxiliary pillar is coupled to the column coupling means, the column can be stably set up and fixed regardless of the ceiling heights depending on the structure in which the hoist entrance door is installed.

The door hinge comprises an upper hinge 12 attached to the top of the door so that the door is rotatable with respect to the pillar, and a lower hinge 13 attached to the bottom of the door so that the door is rotatable with respect to the pillar.

Hinge coupling means is used to attach the door to the pillar, to control the opening and closing of the door, the upper hinge coupling means for adjusting the position where the upper hinge is coupled to the pillar, and the lower portion for adjusting the position where the lower hinge is coupled to the pillar It consists of hinge coupling means.

The embodiment further includes a door opening and closing bar 11 coupled to the door hinge coupling means for controlling the opening and closing of the door, and an opening and closing bar control means for controlling the operation of the door opening bar. The door opening and closing bar 11 is generally manufactured and used in an L shape.

The upper hinge coupling means, the shaft of the upper coupling frame and the door opening and closing bar is coupled to the upper coupling frame comprises an opening and closing bar hinge 14 is coupled to the shaft of the door opening and closing bar.

The upper coupling frame has an upper pillar fixing groove for inserting a pillar inside and fixing the pillar using bolts and nuts and a horizontal bar for coupling the opening / closing bar control means, and an upper hinge and door to which the shaft of the door is coupled. Opening and closing bar hinges to which the opening and closing bar shafts are integrally attached. The nut is attached to the inside or the outside of the upper column fixing groove 33, and tightening the upper column fixing groove with a bolt can be more firmly attached to the pillar frame 31. As shown in Figure 5 to have a plurality of upper pillar fixing groove in the upper coupling frame may be more securely fixed to the pillar. The horizontal bar 34 is attached to the top of the upper coupling frame so as to be located on the top of the door is manufactured.

Opening and closing bar control means of the present invention, the opening and closing control shaft 50 for controlling the rotation of the door opening and closing bar, and the weight (51) attached to one end of the opening and closing control shaft to prevent the door opening by preventing the rotation of the door opening and closing bar. And a lever 52 attached to the other end of the opening / closing control shaft and interlocking with the movement of the hoist and rotating the weight by a predetermined angle, the lower portion of the opening / closing control shaft to be rotatable by the opening / closing control shaft 50. It is coupled to the horizontal bar 34 through the horizontal bar connection portion 53 located in.

The hoist access door of the present invention, the weight 51 is rotated together by the rotation of the lever 52, the door opening and closing bar is coupled to rotate by the rotation of the weight 51, the hoist access door is opened while the opening and closing bar is rotated. It is configured to be.

Weight 51 attached to one end of the opening and closing control shaft prevents the opening of the door by blocking the rotation radius of the door opening and closing bar to prevent the rotation of the door opening and closing bar. In addition, the lever 52 attached to the other end of the opening and closing control shaft rotates the weight by a certain angle in conjunction with the movement of the hoist, the position of the weight to prevent the rotation radius of the door opening and closing bar according to the rotation angle of the lever, Control the opening and closing of the door so as not to block it. When the force to rotate the lever (hoist) disappears, the weight tries to return by its own weight, and when the door is closed and the lever opens, the weight is also returned.

In order to prevent the safety accident of the operator due to the door opening in the situation that the hoist does not arrive, even if the operator tries to open the door before the hoist, the weight does not open the door by preventing the rotation of the door opening and closing bar.

The lower hinge coupling means of the present invention, the lower coupling frame 32 of the square pipe or one-pipe shape is formed with a lower pillar fixing groove for inserting the pillar inside and fixing the pillar using bolts and nuts, and the lower coupling frame It is composed of a lower hinge 13 attached to the lower pillar fixing grooves, such as bolts and nuts to ensure that the lower coupling frame is firmly attached to the pillar. If the nut is attached to the inside or the outside of the lower column fixing groove 35, the lower coupling frame may be more firmly attached to the pillar.

How to install the hoist access door of the present invention is as follows.

Insert the hinge coupling means into the column.

The hinge coupling means is divided into an upper coupling frame coupled to the upper hinge of the door and a lower coupling frame coupled to the lower hinge of the door, respectively inserted into the pillar.

Fix the column from the floor to the ceiling.

Fix it to the bottom edge using the U-shaped floor fixing bracket attached to the lower part of the column, and fix the column between the ceiling and the floor of the structure to install the hoist entrance door by fixing the ceiling bracket attached to the ceiling. The lower part of the column has a U-shaped floor fixing bracket, which is fixed to the floor jaw of the building.

If the ceiling is higher than the height of the column, the height of the column can be extended by connecting the auxiliary column to the column coupling means attached to the side of the column. The ceiling bracket is coupled to the upper part of the auxiliary pillar, so that the ceiling bracket is attached to the ceiling to fix the pillar. In this case, the ceiling ceiling bracket is not necessary.

Although not shown in the drawing, a screw thread is formed at the bottom of the auxiliary pillar so that the plurality of auxiliary pillars can be used to extend the length of the auxiliary pillar so as to suit the height of the ceiling.

Install a door on the column.

The door is combined with the hinge coupling means attached to the pillar. The upper hinge is positioned on the upper door and the upper hinge of the upper coupling frame, and the lower hinge and the lower hinge of the lower coupling frame are located at the lower door.

Fix the lower hinge coupling frame to the pillar by using bolts or nuts by combining the shaft and the lower hinge of the door according to the height of the installation place, and then fix the upper hinge coupling bracket to the pillar in the same way.

The door opening and closing bar is coupled to the opening and closing bar hinge of the upper hinge coupling frame. The opening and closing bar hinge of the door opening and closing bar is coupled with the opening and closing bar hinge of the upper hinge coupling frame so that the door opening and closing bar is located at the upper front of the door.

Install the opening and closing bar control means.

Attach the control shaft to the horizontal bar formed on the upper hinge coupling frame. As shown in FIG. 5, the horizontal bar connection part located at the lower portion of the opening and closing control shaft is attached to the horizontal bar, and fixed to the horizontal bar using a bolt or a nut.

The hoist access door of the present invention operates as follows.

Normally, the weight of the weight at one end of the opening / closing control shaft comes down to the top of the door opening and closing bar to prevent the opening and closing bar hinge of the door opening and closing bar from rotating.

When the hoist arrives on the floor where the worker is located by the operator's call, the hoist comes in contact with the lever attached to the other end of the opening and closing control shaft and pushes the lever up. At this time, the lever rotates in a clockwise direction, while the lever-attached open / closed control shaft rotates and the weight is attached to one end of the open / closed control shaft, so that the rotation radius of the door open / close bar is not blocked to allow the door open / close bar to rotate. . At this time, the operator can open the door and enter the hoist to perform the necessary work.

The door opening and closing bar is rotated while the door is opened, and when the door is closed, the door opening and closing bar is returned to its original position and the weight is also in the original position.

When the hoist leaves the floor, the force that rotates the lever is lost, the weight is rotated by the weight of the weight attached to one end of the control shaft, the lever is returned to its original position, and the door opening and closing bar cannot be rotated. The condition is that the door is locked. Thus, unless the hoist is located on the floor, the lever does not move, and thus the weight cannot prevent the door from opening because it prevents the door opening and closing bar from rotating. Therefore, the hoist can be used safely, and the accidental opening and falling of the door in the workplace can be prevented.

1 is a perspective view of the hoist entrance door of the present invention.

Figure 2 is a left side view as seen from the left side of the hoist entrance door of the present invention.

Figure 3 is a perspective view of the hoist entrance door viewed from the bottom of the present invention.

Figure 4 is a perspective view of the opening and closing bar control means attached to the upper coupling frame and the upper coupling frame of the hoist entrance door of the present invention.

Figure 5 is a perspective view of the lower coupling frame of the hoist entrance door of the present invention.

Reference numerals are as follows.

DESCRIPTION OF SYMBOLS 10 Door 11 Door opening and closing bar 12 Upper hinge 13 Lower hinge

14: opening and closing hinge

20: pillar 21: floor fixing bracket 22: pillar coupling means

30: ceiling bracket 31: upper coupling frame 32: lower coupling frame

33: upper column fixing groove 34: horizontal bar 35: lower column fixing groove

40: auxiliary pillar

50: opening and closing control shaft 51: weight 52: lever 53: horizontal bar connection

Claims (7)

A door for controlling entry and exit from the hoist, a pillar supporting the door by coupling the structure to the structure, a door hinge attached to the door so that the door is rotatable to the pillar, and an upper portion of the pillar for attaching the pillar to the ceiling. In the hoist entrance door comprising a ceiling bracket coupled to adjust the length, and the bottom fixed bracket of the U-shape formed on the bottom of the pillar, and fixed to the bottom of the structure to support the pillar, The door is coupled to the pillar by a hinge coupling means that can adjust the position coupled to the pillar, Add an auxiliary pillar to extend the entire length of the column to be coupled to the high ceiling, The upper end of the auxiliary pillar is attached to the ceiling bracket is attached to the ceiling, The auxiliary pillar is coupled to the pillar by a column coupling means attached to the side of the pillar hoist entrance door, characterized in that to extend the entire length of the pillar. delete delete The method according to claim 1, Door opening and closing bar 11 is coupled to the door hinge coupling means for controlling the opening and closing of the door, The hoist entrance door further comprising an opening and closing bar control means for controlling the operation of the door opening bar. The method according to claim 4, The door hinge, An upper hinge attached to the top of the door so that the door is rotatable with respect to the pillar, A lower hinge attached to the bottom of the door so that the door is rotatable relative to the pillar; The hinge coupling means, An upper hinge coupling means for adjusting a position at which the upper hinge is coupled to the pillar; Has a lower hinge coupling means for adjusting the position of coupling the lower hinge to the pillar; The upper hinge coupling means, A hoist entrance door comprising an opening and closing bar hinge to which a shaft of a door opening and closing bar is coupled. The method according to claim 5, The upper hinge coupling means, An upper coupling frame having an upper pillar fixing groove for inserting a pillar into the inside and fixing the pillar using bolts and nuts, An upper hinge and an opening and closing bar hinge are integrally attached to the upper coupling frame, and a horizontal bar is formed to couple the opening and closing bar control means; The opening and closing bar control means, The lever interlocks with hoist movement, An opening and closing control shaft coupled to the horizontal bar so that the lever rotates; It is coupled to the opening and closing control shaft and includes a weight to suppress the rotation of the door opening and closing bar, Hoist door characterized in that the weight is rotated by the rotation of the lever, coupled to the state that the door opening and closing bar can be rotated by the rotation of the weight. The method according to claim 5, The lower hinge coupling means, A lower coupling frame having a lower column fixing groove for inserting a column into the inside and fixing the column using bolts and nuts, The hoist door, characterized in that consisting of a lower hinge attached to the lower coupling frame.

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