KR101654919B1 - Roller Height Adjustment Apparatus Of Sliding Door - Google Patents

Roller Height Adjustment Apparatus Of Sliding Door Download PDF

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Publication number
KR101654919B1
KR101654919B1 KR1020160020645A KR20160020645A KR101654919B1 KR 101654919 B1 KR101654919 B1 KR 101654919B1 KR 1020160020645 A KR1020160020645 A KR 1020160020645A KR 20160020645 A KR20160020645 A KR 20160020645A KR 101654919 B1 KR101654919 B1 KR 101654919B1
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KR
South Korea
Prior art keywords
roller
shaft
bracket
inner bracket
sliding door
Prior art date
Application number
KR1020160020645A
Other languages
Korean (ko)
Inventor
박조흠
Original Assignee
주식회사 다인스
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 주식회사 다인스 filed Critical 주식회사 다인스
Priority to KR1020160020645A priority Critical patent/KR101654919B1/en
Application granted granted Critical
Publication of KR101654919B1 publication Critical patent/KR101654919B1/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E05D15/0621—Details, e.g. suspension or supporting guides
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
    • E06B3/42—Sliding wings; Details of frames with respect to guiding
    • E06B3/46—Horizontally-sliding wings
    • E06B3/4636—Horizontally-sliding wings for doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/60—Suspension or transmission members; Accessories therefor
    • E05Y2201/622—Suspension or transmission members elements
    • E05Y2201/688—Rollers
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/10—Adjustable
    • E05Y2600/30—Adjustment motion
    • E05Y2600/31—Linear motion
    • E05Y2600/312—Horizontal motion
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/60—Mounting or coupling members; Accessories therefor
    • E05Y2600/626—Plates or brackets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Support Devices For Sliding Doors (AREA)

Abstract

The present invention relates to a roller height adjusting device for a sliding door, and more particularly, to a roller height adjusting device for a sliding door, comprising: a roller structure rotatably mounted on a roller door; An inner bracket accommodating the roller structure so as to be able to move up and down and having a slanting groove in which a guide protrusion is fitted; An outer bracket accommodating the inner bracket so as to be movable in the left and right direction and having an upper and a lower groove formed at a central portion thereof to receive guide protrusions passing through the inclined grooves; A pulling shaft slidably penetrating a side portion of the outer bracket from an outer side of the outer bracket so that the inner bracket is idly connected to the side portion; A control shaft rotatably connected to a fixing block extending from a side of the outer bracket to a front direction and having a longitudinal direction perpendicular to the traction axis; And a rotational force converting means provided between the adjusting shaft and the traction axis for converting the rotational force of the adjusting shaft into a force for moving the right and left direction of the traction axis. When the adjusting shaft is rotated in the front direction of the door, The roller structure can be moved up and down by acting as a force for moving the inner bracket in the left and right direction through the rotation force converting means. Thus, the operator can visually confirm that the height of the roller changes in the most comfortable posture, Is obtained.

Description

[0001] The present invention relates to a roller height adjusting device for a sliding door,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roller height adjusting device for a sliding door, and more particularly, to a roller height adjusting device for a sliding door which can easily adjust the roller height of a sliding door applied to furniture, .

Generally, doors are installed to cover the entire storage space to prevent deterioration of cosmetics and loss of goods due to exposure of articles to the front of furniture such as chests, bookshelves, cabinets, and bathrooms, A door for separating each space is installed.

Such a door is usually divided into a sliding door type and a sliding door type according to the opening and closing manner.

First, one side of the door is rotatably hinged or hinged, and the door is opened and closed from the front side of the furniture to the front side of the hinge or hinge fixing part, It says.

Accordingly, in the case of the hinged door, it has a disadvantage that a certain turning radius which can be opened and closed by the width of the door has to be secured.

On the other hand, in the case of the sliding door type, a rail is provided in the storage space of the furniture, and each door is mounted on the rail and the door is opened and closed by sliding along the rail.

The sliding door is formed with rails on the furniture body or the door frame so that the door can be smoothly moved when the door is opened and closed.

However, due to the load and gravity of the door, the door is gradually lowered as the use time elapses. When the door sags downward, it is difficult for the door to smoothly open and close. Do.

Therefore, it is necessary to adjust the height of the roller mounted on the door so as to compensate the height as much as it falls due to the load of the door.

In order to achieve this, a roller structure including a roller is constructed so as to be able to be raised and lowered on an inner bracket when forming a roller applied to a door, wherein an inclined groove is formed in the inner bracket so that the guide protrusion of the roller structure is fitted therein, The bracket is fitted to the outer bracket such that the bracket can be moved to the left and right while the outer bracket is provided with upper and lower grooves so that the guide protrusion of the roller structure is fitted thereinto and an adjusting screw is provided for connecting the side of the inner bracket from the side of the outer bracket, The guide protrusion of the roller structure moves obliquely along the inclined grooves of the inner bracket so that the roller structure can be moved up and down.

These rollers are mounted on the upper part of the door through a bracket or on the lower part of the door.

Korean Patent Registration No. 10-1151895 (registered on May 24, 2012) Korean Utility Model Registration No. 20-0411166 (registered on March 6, 2006)

However, in the case of the roller height adjusting device according to the related art, since the position of the adjusting screw for adjusting the height of the roller is located on the side of the roller, when the operator adjusts the height of the roller, It is a reality that the position can not be confirmed with the naked eye and the height of the roller is adjusted only by the sense of the worker.

In addition, after adjusting the height of the roller, the operator must check whether the height of the roller is properly adjusted at a position spaced a certain distance from the door, and then repeat the operation of rotating the adjusting screw again. There were disadvantages.

SUMMARY OF THE INVENTION An object of the present invention is to provide a device for adjusting the height of a sliding door that can easily adjust the height of a roller of a sliding door applied to furniture or the like from the front, .

According to an aspect of the present invention, there is provided a roller height adjusting apparatus for a sliding door,

A roller structure in which a roller is rotatably mounted and a guide protrusion protrudes outward at a center;

An inner bracket accommodating the roller structure so as to be able to move up and down and having a slanting groove in which a guide protrusion is fitted;

An outer bracket accommodating the inner bracket so as to be movable in the left and right direction and having an upper and a lower groove formed at a central portion thereof to receive guide protrusions passing through the inclined grooves;

A pulling shaft slidably penetrating a side portion of the outer bracket from an outer side of the outer bracket so that the inner bracket is idly connected to the side portion;

An adjustment shaft rotatably connected to a fixing block extending from a side of the outer bracket to a front direction and having a longitudinal direction perpendicular to the pulling axis; And

And a rotational force converting means provided between the adjusting shaft and the traction axis for converting the rotational force of the adjusting shaft into a force moving in a lateral direction of the traction axis,

When the traction axis is moved to the left or to the right according to the rotation of the adjustment shaft, the guide protrusion moves up and down by the upper and lower grooves while moving obliquely along the inclined grooves to move up and down the roller structure.

And an elastic member inserted between the inner bracket and the outer bracket to provide a force for returning the inner bracket.

The rotation-

And an inclined block which is formed in an oblique shape on the planar surface and has an inclined surface whose width gradually increases toward the lower side on the opposite side so as to be brought into contact with the head of the pulling shaft outside the side of the outer bracket,

Wherein the adjusting shaft is formed in a screw shape and is threadably engageable from the front surface of the fixing block so that the tip end of the adjusting shaft is idly connected to the tilting block so that the tilting block moves back and forth along with the rotation of the adjusting shaft, So that it can move.

The rotation-

A screw worm formed in the middle of the adjustment shaft and a worm wheel rotatably fixed to the fixed block so as to be engaged with the screw worm,

A connection cable is connected between the tip of the pull shaft and one side of the worm wheel so that when the worm wheel is rotated according to the rotation of the adjustment shaft, a force is transmitted through the connection cable to move the pull shaft in the left- do.

And a guide roller is further provided at a horizontal position of the distal end of the pulling shaft so that the connecting cable is passed through.

As described above, according to the roller height adjusting apparatus of the sliding door of the present invention, when a driver or a wrench is inserted into a head of an adjusting shaft facing the front direction of the door and the turning force is converted into a rotational force conversion The roller structure can be moved up and down by acting as a force for moving the inner bracket in the left and right direction through the means so that the operator can visually confirm that the height of the roller changes in the most comfortable posture while performing the roller height adjustment operation .

Also, regardless of the proficiency of the roller height adjustment operation, there is an advantage that anyone can easily adjust the height of the roller.

1 is an exploded perspective view of a roller height adjusting device of a sliding door according to a preferred embodiment of the present invention.
2 is a perspective view of a roller height adjusting device of a sliding door according to a preferred embodiment of the present invention.
3 is a plan view of a roller height adjusting device of a sliding door according to a preferred embodiment of the present invention.
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a sliding door,
FIG. 5 is a block diagram of a roller height adjusting device of a sliding door according to another embodiment of the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a roller height adjusting apparatus for a sliding door according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view of a roller height adjusting device of a sliding door according to a preferred embodiment of the present invention, FIG. 3 is a perspective view of the roller height adjusting device of the present invention FIG. 4 is a front view of a roller height adjusting device of a sliding door according to a preferred embodiment of the present invention. FIG. 4 is a plan view of a roller height adjusting device of a sliding door according to a preferred embodiment of the present invention.

1 to 4, the apparatus for controlling the height of a sliding door according to a preferred embodiment of the present invention includes a roller structure 10, an inner bracket 20 for accommodating the roller structure 10, 20, a pulling shaft 40 for pulling the inner bracket 20 in the left-right direction, an adjusting shaft 50 having a longitudinal direction perpendicular to the pulling shaft 40, an adjusting shaft 50 and a traction axis 40 so as to convert the rotational force of the adjustment shaft 50 into a force for moving the traction axis 40 to the left and right.

The roller structure 10 is constructed such that a roller 11 is rotatably mounted and a guide protrusion 12 is protruded outward at a central portion thereof. The rollers 11 are formed of two pieces, and the guide projections 12 are formed on the front surface and the rear surface, respectively.

The inner bracket 20 includes an inclined groove 21 in which the roller structure 10 can be lifted and lowered and a guide protrusion 12 is fitted in a central portion of the inner bracket 20. The inclined groove 21 is also formed in the guide protrusion 12 Are formed on the front and rear surfaces, respectively.

The outer bracket 30 accommodates the inner bracket 20 so as to be movable in the left and right direction and has a vertical groove 31 in which a guide protrusion 12 passing through the inclined groove 21 is fitted. (31) are formed on the front surface and the rear surface, respectively, in the same manner as the number of the guide protrusions (12).

At least two detachment preventing protrusions 22 are formed so as not to be detached from the outer bracket 20 when the inner bracket 20 is moved to the left and right and the detachment preventing protrusions 22 are fitted in the outer bracket 30, (32) is formed at a position corresponding to the separation preventing projection (22).

The traction axis 40 slidably penetrates the side portion of the outer bracket 30 from the outside of the outer bracket 30 so that the inner bracket 20 is idly connected to the side portion and the adjusting shaft 50 is connected to the outer bracket 30 30 to the fixed block 70 extending in the front direction.

At this time, the fixed block 70 is integrally formed with the adjusting shaft pivoting plate 71 in the vertical direction from the bottom surface so that the adjusting shaft 50 is rotatably connected.

The rotational force converting means 60 may be formed by various means, and one surface of the rotational force converting means 60 may have a flat surface, and the opposite side may be formed of a sloping surface 61a having a gradually widening width toward the downward direction. And a slope block 61 that is fitted so as to be in contact with the head 41 of the traction axis 40.

The head 41 of the traction axis 40 is inclined at an angle of the inclined surface 61a of the inclined block 61 from the fin portion 42 so as to match the inclined surface 61a of the inclined block 61, The head 41 of the traction axis 40 is positioned so as to be in sliding contact with the inclined surface 61a of the inclined block 61. [

The adjustment shaft 50 is formed in a threaded shape and is screwed from the front adjustment screw shaft 71 of the fixing block 70 so that its tip end is idly connected to the inclined block 61.

An elastic member 44 such as a compression coil spring is provided between the inner bracket 20 and the outer bracket 30 to provide a force to return the inner bracket 20 to the position of the traction axis 40.

The operation of the roller height adjusting device of the sliding door according to the preferred embodiment of the present invention will be described in detail.

First, the roller 11 is rotatably fixed to the upper or lower portion of the sliding door.

When the sliding door is opened in the closed state or when the sliding door is closed in the opened state, the user grasps the handle (not shown) formed on the sliding door by hand to apply the force in the opening or closing direction. The sliding door is continuously moved until it is caught by the end of the sliding door opening position of the rail or the sliding door closing position end of the rail while the roller 11 is in rolling contact with the rail in the state that the roller 11 is fitted in the rail So that when the sliding door is opened and closed, it can be operated with a small force.

When the sliding door is used for a long time, the sliding door is slid downward due to its own load and gravity, and when the roller 11 is mounted on the sliding door so as to compensate the downward slippage of the sliding door, 11 can be adjusted in height.

In the present invention, the height of the roller 11 mounted on the sliding door can be adjusted on the front surface of the sliding door. When it is necessary to adjust the height of the roller 11, the operator faces the front of the sliding door The adjusting shaft 50 rotates the adjusting shaft 50 by means of a tool such as a screwdriver or a wrench such that the adjusting shaft 50 rotates the adjusting shaft 50. The adjusting shaft 50 rotates the adjusting shaft 50, It is combined and rotated in the helical direction to move forward or backward.

Since the tip end of the adjustment shaft 50 is connected to the inclined block 61 so as to be freely rotatable, the inclined block 61 is advanced or retracted by the force when the adjustment shaft 50 is rotated forward or backward, The head 41 of the traction axis 40 which is fitted so as to be in contact with the inclined surface 61a of the inclined block 61 in accordance with the forward or backward movement of the inclined block 61 is pulled in the direction of the inclined surface 61a of the inclined block 61, The pressure to be pulled can be released.

When the head 41 of the traction axis 40 is pulled in the direction of the inclined surface 61a of the inclined block 61, the inner bracket 20, to which the end opposite to the head 41 of the traction axis 40 is idly connected, When the inner bracket 20 is pulled in the direction of the inclined block 61, the guide protrusion 12 inserted in the inclined groove 21 of the inner bracket 20 is pulled toward the inclined groove 61 The guide protrusions 12 are lifted up in the vertical direction since they are fitted in the upper and lower grooves 31 of the outer bracket 30 so that the roller structure 10 in which the guide protrusions 12 are fixed Up direction.

When the pressure for pulling the head 41 of the traction shaft 40 is released, the elastic member 44 inserted in the traction axis 40 between the inner bracket 20 and the outer bracket 30 is engaged with the inner bracket 20 The guide protrusion 12 inserted in the inclined groove 21 of the inner bracket 20 is moved downward along the inclined groove 21 and the guide protrusion 12 Is lowered in the vertical direction because the guide rail 12 is fitted in the upper and lower grooves 31 of the outer bracket 30 and the roller structure 10 to which the guide protrusion 12 is fixed is lowered downward.

When the inner bracket 20 is laterally moved by the traction shaft 30, the detachment preventing protrusion 22 of the inner bracket 20 moves along the horizontal groove 32 of the outer bracket 30, 11, the roller structure 10 can smoothly ascend and descend in a state where the inner bracket 200 is prevented from being separated.

Therefore, the worker performs the work on the front surface of the sliding door, so that ascending or descending of the roller structure 10 can be visually confirmed, .

On the other hand, in the preferred embodiment of the present invention, the rotational force converting means 60 using the inclined block 61 is taken as an example, but it is obvious that such rotational force converting means 60 can be variously executed.

5 shows a roller height adjusting device of a sliding door according to another embodiment of the present invention. The other components are the same as the preferred embodiment of the present invention, and there is a difference in the technical structure of the rotational force converting means 60 .

The rotational force converting means 60 according to another embodiment of the present invention is provided with a screw worm 62 formed in the middle of the adjusting shaft 50 and a screw worm 62 rotatable with respect to the fixing block 70 so as to be engaged with the screw worm 62, A connecting cable 45 is connected between the tip end of the traction shaft 40 and one side of the worm wheel 63 so that the screw worm 62 is rotated in accordance with the rotation of the adjusting shaft 50, When the worm wheel 63 is rotated while being rotated, a force is transmitted through the connecting cable 45 to move the traction axis 40 in the left-right direction.

At this time, a guide roller 46 is further provided at the horizontal position of the distal end of the traction axis 40 for smooth lateral movement of the traction axis 40 so that the connection cable 45 is passed through.

With such a construction, a worker inserts a tool such as a screwdriver or a wrench into the adjustment shaft 50 facing the front of the sliding door to rotate the adjustment shaft 50, The screw worm 62 formed at the intermediate portion of the adjustment shaft 50 rotates in accordance with the rotation of the adjustment shaft 50 to rotate the worm wheel 63 do.

When the adjusting shaft 50 is rotated in the forward direction, the worm wheel 63 is also rotated in the forward direction to pull the connecting cable 45. As the connecting cable 45 is pulled, The worm wheel 63 is also rotated in the opposite direction when the adjustment shaft 50 is rotated in the reverse direction. The pressure that was pulling the piston 45 is released.

The inner bracket 20 to which the traction shaft 40 is connected is also moved to the left or right when the pressure for pulling or pulling the traction shaft 40 is released, The guide protrusions 12 inserted in the guide grooves 21 are moved along the inclined grooves 21 and the guide protrusions 12 are fitted in the upper and lower grooves 31 of the outer bracket 30, As a result, the roller structure 10 to which the guide protrusion 12 is fixed is vertically moved up and down.

Even if the elastic force of the elastic member 44 is applied by rotating the adjustment shaft 40 and then left as it is, the adjustment shaft 50 is rotated in the reverse direction due to the characteristics of the rotational force converting means 60 composed of the worm gears 62 and 63 There is also an advantage.

In other words, it is understood that the other embodiments of the present invention can adjust the height of the roller 11 easily in the front direction of the sliding door as in the preferred embodiment of the present invention.

Although the present invention has been described in detail with reference to the above embodiments, it is needless to say that the present invention is not limited to the above-described embodiments, and various modifications may be made without departing from the spirit of the present invention.

10: roller structure 11: roller
12: guide projection 20: inner bracket
21: inclined groove 22:
30: outer bracket 31: upper and lower groove
32: horizontal groove 40: traction axis
41: head 42:
44: elastic member 45: connecting cable
46: guide roller 50: adjusting shaft
60: rotational force converting means 61: inclined block
61a: slope 62: screw worm
63: worm wheel 70: fixed block
71: Adjusted shaft connection

Claims (5)

A roller structure in which a roller is rotatably mounted and a guide protrusion protrudes outward at a center;
An inner bracket accommodating the roller structure so as to be able to move up and down and having a slanting groove in which a guide protrusion is fitted;
An outer bracket accommodating the inner bracket so as to be movable in the left and right direction and having an upper and a lower groove formed at a central portion thereof to receive guide protrusions passing through the inclined grooves;
A pulling shaft slidably penetrating a side portion of the outer bracket from an outer side of the outer bracket so that the inner bracket is idly connected to the side portion;
A control shaft rotatably connected to a fixing block extending from a side of the outer bracket to a front direction and having a longitudinal direction perpendicular to the traction axis; And
And a rotational force converting means provided between the adjusting shaft and the traction axis for converting the rotational force of the adjusting shaft into a force moving in a lateral direction of the traction axis,
When the traction axis is moved to the left or to the right according to the rotation of the adjustment shaft, the guide protrusion moves up and down by the upper and lower grooves while moving obliquely along the inclined groove, thereby moving up and down the roller structure Regulating device.
The method according to claim 1,
And an elastic member interposed between the inner bracket and the outer bracket to provide a force for returning the inner bracket to the position of the traction axis.
The method according to claim 1,
The rotation-
And an inclined block which is formed in an oblique shape on the planar surface and has an inclined surface whose width gradually increases toward the lower side on the opposite side so as to be brought into contact with the head of the pulling shaft outside the side of the outer bracket,
Wherein the adjusting shaft is formed in a screw shape and is threadably engageable from a front surface of the fixing block so that the tip end of the adjusting shaft is idly connected to the inclined block and the inclined block is moved forward or backward as the adjusting shaft is rotated forward or backward The head of the pulling shaft, which is fitted so as to be in contact with the inclined surface of the inclined block in accordance with the advancing or retreating of the inclined block, is pulled in the inclined face direction of the inclined block, or when the pressure to be pulled is released, And the pulling axis can be moved in the lateral direction by an elastic force of the member.
The method according to claim 1,
The rotation-
A screw worm formed in the middle of the adjustment shaft and a worm wheel rotatably fixed to the fixed block so as to be engaged with the screw worm,
A connecting cable is connected between the tip end of the pulling shaft and one side of the worm wheel and when the adjusting shaft is rotated in the forward direction, the worm wheel is rotated in the forward direction and the force is applied to the head of the pulling shaft via the guide roller as the connecting cable is pulled When the adjusting shaft is rotated in the opposite direction, the worm wheel is rotated in the reverse direction, and when the pressure that pulled the connecting cable is released, the elastic force of the elastic member fitted to the pulling shaft Wherein the controller is configured to move the pulling shaft in the left-right direction.
5. The method of claim 4,
Wherein a guide roller is further provided at a horizontal position of the distal end of the pulling shaft so that the connection cable is passed through the guide roller.
KR1020160020645A 2016-02-22 2016-02-22 Roller Height Adjustment Apparatus Of Sliding Door KR101654919B1 (en)

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Application Number Priority Date Filing Date Title
KR1020160020645A KR101654919B1 (en) 2016-02-22 2016-02-22 Roller Height Adjustment Apparatus Of Sliding Door

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180001741A (en) * 2016-06-28 2018-01-05 전창현 Door roller

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001336340A (en) * 2000-05-31 2001-12-07 Shu Kokuchu Pulley block
KR200411166Y1 (en) 2005-12-15 2006-03-10 안중식 Variable apparatus of covering in a sliding door for furniture
EP1854948A2 (en) * 2006-05-08 2007-11-14 ERRETI S.r.l. Carriage
KR101151895B1 (en) 2011-08-09 2012-06-01 (주)지씨아이 Opening and closing apparatus of sliding door
KR101423691B1 (en) * 2013-04-12 2014-07-25 주식회사대성몰드테크 Window roller

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001336340A (en) * 2000-05-31 2001-12-07 Shu Kokuchu Pulley block
KR200411166Y1 (en) 2005-12-15 2006-03-10 안중식 Variable apparatus of covering in a sliding door for furniture
EP1854948A2 (en) * 2006-05-08 2007-11-14 ERRETI S.r.l. Carriage
KR101151895B1 (en) 2011-08-09 2012-06-01 (주)지씨아이 Opening and closing apparatus of sliding door
KR101423691B1 (en) * 2013-04-12 2014-07-25 주식회사대성몰드테크 Window roller

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180001741A (en) * 2016-06-28 2018-01-05 전창현 Door roller
KR101864016B1 (en) 2016-06-28 2018-06-01 전창현 Door roller

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