CN111379507A - Folding door rotating device - Google Patents

Folding door rotating device Download PDF

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Publication number
CN111379507A
CN111379507A CN201911274794.XA CN201911274794A CN111379507A CN 111379507 A CN111379507 A CN 111379507A CN 201911274794 A CN201911274794 A CN 201911274794A CN 111379507 A CN111379507 A CN 111379507A
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CN
China
Prior art keywords
door
frame
fixed
fixing
vertical frame
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN201911274794.XA
Other languages
Chinese (zh)
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CN111379507B (en
Inventor
李起贤
吴胜浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Gupai Metal Products Co ltd
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Individual
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 Individual filed Critical Individual
Publication of CN111379507A publication Critical patent/CN111379507A/en
Application granted granted Critical
Publication of CN111379507B publication Critical patent/CN111379507B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • E06B3/48—Wings connected at their edges, e.g. foldable wings
    • E06B3/481—Wings foldable in a zig-zag manner or bi-fold wings
    • 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
    • E06B3/48—Wings connected at their edges, e.g. foldable wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
    • E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
    • E05C17/025—Means acting between hinged edge and frame
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D1/00—Pinless hinges; Substitutes for hinges
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • 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
    • E05D15/26—Suspension arrangements for wings for folding wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00—Hinges with pins
    • E05D3/02—Hinges with pins with one pin
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/1008—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring parallel with the pivot axis
    • 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
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/404—Function thereof
    • E05Y2201/41—Function thereof for closing
    • 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
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/47—Springs
    • 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
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/132—Doors

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

Abstract

The present invention relates to a folding door swing device, and more particularly, to a folding door swing device in which a swing connection portion is smoothly rotated and easily assembled and used by a structure of an automatic return hinge device, a cover, a fixing body, and the like, so that a fixing frame provided to a vertical frame and a wall body is easily folded and rotated, the folding door is automatically closed after being opened by installing the automatic return hinge device in the vertical frame, and the door is prevented from being opened by wind or the like other than an external force by a magnetic member after being closed.

Description

Folding door rotating device
Technical Field
The present invention relates to a folding door rotating device which has a structure that can be easily folded in a folding door and is easy to install and use.
Background
In general, a Folding Door (Folding Door) may be used instead of an inner wall and an outer wall of a building wall, secure durability by responding to a mechanical external force, and have soundproof and windproof effects, thus being suitable for the outside. Also, a view can be secured by applying glass to a product, and the design is excellent, thereby being also used for the inside.
In addition, in order to make full use of space, the folding door can open 50% of the existing doors to 90% or more, so that it provides a wide living space in terms of living, and allows a business to easily approach customers, and the trend is mainly for the entrances and the partitions of high-grade restaurants, apartments, houses, businesses, and the like.
The folding door is designed such that the entrance and exit door is fully opened at a position where there is no space for the door to be fully opened outside the entrance and exit of the wall, a door frame is formed according to the entrance and exit profile, a plurality of sliding doors are rotatably coupled by hinges, and one end of the sliding door is rotatably coupled to one side of the door frame.
In the conventional folding door, a plurality of sliding doors are provided and folded in a manner of being hung on an upper frame formed with an upper rail. That is, the load with the sliding door is a structure supported by the upper frame. Therefore, the conventional folding door has a problem that an upper frame supporting a load of the sliding door cannot bear the load and is bent.
Further, the conventional folding door has a problem that a portion connected to a wall has a complicated structure, or a portion connected between the door and the door is not smooth enough, and thus the door is easily opened by wind or the like after being closed.
Documents of the prior art
Patent document
Patent document 1: korean granted patent publication No. 10-1456898 (granted on 27 months 10 2014)
Disclosure of Invention
The present invention has been made to solve the above problems, and it is an object of the present invention to provide a multi-purpose folding door swing device which is easily installed and used by providing a simple and easy connection structure for folding and swinging a vertical frame and a fixed frame in a folding door, and prevents the problem of being opened by wind or the like other than an external force by allowing a folding door opened by an external force to be restored to its original state by an automatic restoring hinge device and being fixed by magnetism when closing the folding door.
Other objects and advantages of the present invention will be described in, and will be understood by, the following detailed description of the embodiments of the invention. Also, the objects and advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the appended claims.
As a solution to the above problem, the present invention provides a folding door rotating device applied to a folding door 10 in which sides of a plurality of doors 11 are rotatably connected by hinges to be folded and opened, the folding door rotating device including: a fixing frame 20 which is provided on the wall W and has a plurality of first fixing members 21 formed on the upper surface thereof; a vertical frame 30 of the door 11 rotatably coupled to one side of the fixed frame 20, and having a second fixing member 31 formed at an upper surface thereof; an automatic recovery hinge device 50 which is provided in the vertical frame 30 along the longitudinal direction in the installation space 33 on the corner side of the vertical frame 30 and the horizontal frame 40 of the door 11, and has a hinge shaft 58 formed in an upper portion thereof; a cover 60 which is disposed in the installation space 33 and is coupled to an upper surface of the automatic return hinge device 50 to protect the automatic return hinge device 50, and has a through hole 64 formed at a center thereof to allow the hinge shaft 58 to protrude; and a fixing body 70 having one end disposed at an upper surface of the cover 60 corresponding to the disposition space 33 such that the hinge shaft 50 is inserted and fixed in the insertion hole of the center through hole, and the other end fixed to the first fixing piece 21 through a fixing unit at an upper surface of the fixing frame 20, the upper surface being on the same horizontal line as the horizontal frame 40.
As described above, the present invention has an effect of making the vertical frame and the fixed frame easily folded and rotated in the folding door.
In addition, the present invention has the effect of easy assembly due to easy installation and simple structure.
In addition, the present invention has the effect of automatically restoring the opened door, and after closing, the door is not opened except for the external force of the user and is firmly fixed.
Drawings
Fig. 1 is an exploded view showing one embodiment of a folding door rotating device of the present invention.
Fig. 2 is an assembled view of fig. 1.
Fig. 3 is a view showing an embodiment of the automatic restoring hinge device of the present invention.
Fig. 4 is a view showing an example of a state in which the folding door rotating apparatus of the present invention is applied.
Fig. 5 is a cross-sectional view of fig. 2.
Detailed Description
Before the various embodiments are explained in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth in the following detailed description or illustrated in the following drawings. The invention is capable of other embodiments and of being practiced and carried out in various ways. Also, it is to be understood that expressions and terms used in the present application with respect to terms such as device or element directions (e.g., front, back, up, down, top, bottom, left, right, and side) are used only to simplify the description of the present invention, and related devices or elements are not simply indicated or represented as having a particular direction. Also, terms such as "first" and "second" are used in the present invention and the appended claims for description and are not intended to indicate or imply relative importance or gist.
In order to achieve the above object, the present invention has the following features.
Preferred embodiments of the present invention will be described in detail with reference to the following drawings. Before this, terms or words used in the specification and the scope of claims should not be interpreted as limited to conventional or dictionary meanings, but interpreted as meanings and concepts conforming to the technical idea of the present invention on the basis of the principle that the inventor defines the concept of the terms appropriately for the best explanation of his invention.
Therefore, the embodiment described in the present specification and the structure shown in the drawings are only the most preferable embodiment of the present invention and do not represent all the technical ideas of the present invention, and therefore, it should be understood that various equivalent technical means and modifications which can replace them may exist in the point of view of the present application.
In view of an embodiment of the present invention, a folding door rotating apparatus is applied to a folding door 10 in which sides of a plurality of doors 11 are rotatably connected by hinges to be folded and opened, and includes: a fixing frame 20 which is provided on the wall W and has a plurality of first fixing members 21 formed on the upper surface thereof; a vertical frame 30 of the door 11 rotatably coupled to one side of the fixed frame 20, and having a second fixing member 31 formed at an upper surface thereof; an automatic recovery hinge device 50 which is provided in the vertical frame 30 along the longitudinal direction in the installation space 33 on the corner side of the vertical frame 30 and the horizontal frame 40 of the door 11, and has a hinge shaft 58 formed in an upper portion thereof; a cover 60 which is disposed in the installation space 33 and is coupled to an upper surface of the automatic return hinge device 50 to protect the automatic return hinge device 50, and has a through hole 64 formed at a center thereof to allow the hinge shaft 58 to protrude; and a fixing body 70 having one end disposed at an upper surface of the cover 60 corresponding to the disposition space 33 such that the hinge shaft 50 is inserted and fixed in the insertion hole of the center through hole, and the other end fixed to the first fixing piece 21 through a fixing unit at an upper surface of the fixing frame 20, the upper surface being on the same horizontal line as the horizontal frame 40.
In addition, in the present invention, the fixed frame 20 is formed with a first recess 22 recessed in an arc shape on one side surface contacting the vertical frame 30, and the vertical frame 30 is formed with a first protrusion 32 protruding in an arc shape corresponding to the first recess 22, so that the door 11 can be easily rotated.
Further, the present invention is characterized in that the automatic return hinge device 50 includes: a body 51 inserted and fixed in the vertical frame 30 along the longitudinal direction, and having an elastic member connected to the hinge shaft 58 therein, wherein the elastic member is wound and compressed in the vertical frame 30 by the rotation thereof when the door 11 is folded by an external force, and the folded door 11 is unfolded into an original shape by a restoring force of the elastic member to be restored when the external force is released; a fastening line 53 formed by recessing along the longitudinal direction of the body 51 to form protrusions 52 protruding toward both sides of the body 51, and having a screw thread 54 formed on the inner circumferential edge; a cover plate 55 positioned on the upper portion of the body 51, and having a first fastening hole 56 and a plurality of second fastening holes 57, wherein the first fastening hole 56 is fastened to the fastening line 53 by fastening means, and the plurality of second fastening holes 57 are correspondingly fastened to the second fixing member 31 by fastening means; and a hinge shaft 58 formed to protrude from the inside of the body 51 to the outside of the cover 55 and fixed to the fixing body 70.
In the lid 60, the corners of the horizontal frame 40 are fastened to one side, a step 61 is formed on the upper surface, a second recess 62 is formed on the vertical surface of the step 61 to be recessed to correspond to the annular second protrusion 72 on the side of the fixing body 70, the fixing body 70 is placed on the horizontal surface of the step 61 to correspond to the horizontal surface of the step 61, and a plurality of third fastening holes 63 corresponding to the second fastening holes 57 of the automatic return hinge device 50 are formed and fixed to each other by a fixing means.
In addition, the present invention is characterized in that the folding door rotating apparatus further includes: a connection locking part 12 formed at the upper and lower ends of one side of the door 11 connected to each other; a gear case 80 provided in the connection locking portion 12 between the door 11 and connected to the rotation shafts of the doors 11; and a magnetic member 14 installed in an installation groove 13 formed by recessing an upper surface side of the door 11 located at the end among the plurality of doors 11 of the folding door 10 so as to be in magnetic contact with the magnetic body when the folding door 10 is closed.
Hereinafter, a folding door rotating apparatus according to a preferred embodiment of the present invention will be described in detail with reference to fig. 1 to 5.
The folding door rotating apparatus of the present invention includes a fixed frame 20, a vertical frame 30, an automatic restoring hinge device 50, a cover 60, and a fixing body 70.
The fixing frame 20 is vertically installed on a surface to be constructed (wall W) where the folding door 10 is installed, has a hollow beam shape inside, and has a plurality of first fixing members 21 formed at an upper end (and a lower end) to be connected to a fixing body 70 to be described later.
A screw 54 is formed on the inner peripheral edge of the first fixing member 21 so as to be coupled to a fixing unit B (using a bolt or the like, and the same applies to other fixing units B described below), and a screw 54 is formed on the inner peripheral edge of the second fixing member 31, the first fastening hole 56, the second fastening hole 57, and the third fastening hole described below.
The vertical frame 30 corresponds to the horizontal frame 40 forming the door 11 and the vertical frame 30 of the vertical frame 30, is rotatably coupled to one side of the fixed frame 20, and has a second fixing member 31 formed on an upper surface thereof.
Such a vertical frame 30 is also formed in a hollow hole shape with an inner space and formed in a beam shape.
When the plurality of doors 11 forming the folding door 10 are folded, the vertical frame 30 of the door 11 is configured to be rotated in the front-rear direction at a portion connected to the fixed frame 20.
Therefore, in the fixed frame 20, the first concave portion 22 depressed in an arc shape is formed on one side surface contacting the vertical frame 30, and the first convex portion 32 corresponding to the first concave portion 22 is formed in a protruding manner on the vertical frame 30, so that the door 11 can be easily rotated.
The horizontal frame 40 is fastened to the upper and lower ends of the vertical frame 30 so as to be horizontal to the ground, and the upper surface of the horizontal frame 40 fastened to the upper end of the vertical frame 30 is coupled to the vertical frame 30 so as to be positioned higher than the vertical frame 30, not on the same horizontal line as the upper surface of the vertical frame 30, so that the installation space 33 of the step 61 is formed at the corner connecting portion between the horizontal frame 40 and the vertical frame.
In this installation space 33, an automatic return hinge device 50, a lid 60, a fixing body 70, and the like for facilitating the rotation of the door 11 described below are sequentially installed. This will be explained later.
The automatic restoring hinge device 50 is vertically installed in the vertical frame 30, which is formed in the door 11, along the longitudinal direction in the installation space 33 of the corner connecting portion between the vertical frame 30 and the horizontal frame 40, and a hinge shaft 58 is formed to protrude from the upper portion of the automatic restoring hinge device 50.
The automatic restoring hinge device 50 includes a body 51, a fastening line 53, a cover plate 55, and a hinge shaft 58.
The body 51 is inserted and fixed into the vertical frame 30 along the longitudinal direction, and an elastic member (e.g., a spring) connected to the hinge shaft 58 is provided inside the body, and when the door 11 is folded by an external force, the elastic member inside is wound and compressed inside according to various embodiments of a user by the rotation of the vertical frame 30, and when the external force is released, the folded door 11 is unfolded into an original state by a restoring force of the elastic member to be restored to the original state. Such an automatic restoring structure may be variously changed according to embodiments of a user, and may be replaced with various embodiments as long as the door 11 including the rotated vertical frame 30 is restored without an external force.
The fastening line 53 is formed by being recessed along the longitudinal direction of the body 51 in a protruding portion 52 protruding toward both sides of the body 51, and has a screw thread 54 formed on the inner peripheral edge.
The cover plate 55 is positioned at the upper portion of the body 51, and has a first fastening hole 56 and a plurality of second fastening holes 57, the first fastening hole 56 is fastened to the fastening line 53 by fastening means, the plurality of second fastening holes 57 are fastened to the second fixing member 31 by fixing means, and the cover plate 55 is fixed to the installation space 33 of the upper surface of the vertical frame 30.
The hinge shaft 58 is formed to protrude from the inside of the body 51 toward the upper portion of the cover 55 and is fixed to a fixing body 70 described below.
The cover 60 is coupled to the upper surface of the automatic restoring hinge device 50 (more specifically, the cover plate 55 of the automatic restoring hinge device 50) in the installation space 33 to protect the automatic restoring hinge device 50, and a through hole 64 for protruding the hinge shaft 58 is perforated at the center.
In the cover 60, the corners of the horizontal frame 40 are fastened to one side, and the upper surface has a shape in which a step 61 is formed.
The second recessed portion 62 recessed in a vertical plane of the step 61 formed as described above is formed to correspond to the annular second protrusion 72 on the side of the fixing body 70, and the fixing body 70 is placed on a horizontal plane of the step 61 to correspond to the second fastening hole 57 of the automatic return hinge device 50, and a plurality of third fastening holes 63 are formed to correspond to the second fastening holes 57 and are fixed to each other by a fixing means.
In the installation space 33, one end of the fixing body 70 is correspondingly positioned on the upper surface of the cover 60 such that the hinge shaft 58 is inserted and fixed into the insertion hole 73 of the central through hole, and the other end is fixed to the first fixing member 21 by a fixing unit on the upper surface of the fixing frame 20, which is on the same horizontal line with the horizontal frame 40.
Such a fixing body 70 includes: a first body 71 in the form of a circular plate with a center perforated through an insertion hole 73; and a second body 74 having an "Contraband" shape, which is formed by punching holes extending through the first body 71 to form a plurality of fourth fastening holes 75 corresponding to the plurality of first fasteners 21 of the fixing frame 20.
In the present invention, the connection locking portions 12 are formed to be recessed in the side where the doors 11 are connected to each other, and the gear housing 80 is provided in the connection locking portions 12 between the doors 11 and 11, and the doors 11 and 11 are connected to each other by being connected to the rotation shafts of the doors 11 so as to be rotatable.
A magnetic member 14 (e.g., a magnet) is installed in an installation groove 13 formed at one side of an upper surface of the door 11 at the end among the plurality of doors 11 concavely formed in the folding door 10 to be magnetically contacted with the magnetic member when the folding door 10 is closed, so that the door can be prevented from being opened by wind or the like except for an external force of a user after the folding door 10 is closed.
As described above, the present invention is explained by the limited embodiments and the drawings, but the present invention is not limited to the embodiments, and it is needless to say that a person having ordinary skill in the art to which the present invention pertains can make various modifications and changes within the equivalent scope of the technical idea of the present invention and the scope of the claims described below.

Claims (1)

1. A folding door rotating device is suitable for a folding door which can be folded and opened and closed by rotatably connecting the side surfaces of a plurality of doors through hinges,
the method comprises the following steps:
the fixed frame is correspondingly arranged on the wall body, and a plurality of first fixed pieces are formed on the upper surface of the fixed frame;
a vertical frame of the door rotatably coupled to one side of the fixed frame, and having a second fixing member formed on an upper surface thereof;
an automatic recovery hinge device, which is vertically arranged in the vertical frame along the length direction in the installation space of the corner side of the vertical frame and the horizontal frame of the door, and is provided with a hinge shaft in a protruding way;
a cover which is correspondingly combined with the upper surface of the automatic recovery hinge device in the setting space to protect the automatic recovery hinge device, and a through hole for enabling the hinge shaft to protrude is punched in the center; and
a fixing body having one end disposed on the upper surface of the cover in the installation space such that the hinge shaft is inserted and fixed in the insertion hole of the central through hole, and the other end fixed to the first fixing member through a fixing unit on the upper surface of the fixing frame, the upper surface being on the same horizontal line with the horizontal frame,
in the fixing frame, one side contacting with the vertical frame is formed into a first concave part with arc shape, and the vertical frame is formed into a first convex part with arc shape corresponding to the first concave part, so that the door can be easily rotated,
the above-mentioned automatic recovery hinge device includes:
a body inserted and fixed in the vertical frame along the length direction, wherein an elastic component connected with the hinge shaft is arranged in the body, when the door is folded by external force, the elastic component is wound and compressed in the body by the rotation of the vertical frame, and when the external force is relieved, the folded door is unfolded to the original shape by the restoring force of the elastic component to be restored;
a fastening line formed at a protrusion protruding toward both sides of the body along a longitudinal direction of the body, and having a screw thread formed at an inner circumferential edge;
a cover plate positioned at the upper part of the body and provided with a first fastening hole and a plurality of second fastening holes, wherein the first fastening hole is fastened to the fastening line through a fastening unit, and the plurality of second fastening holes are correspondingly fastened to the second fixing piece through a fixing unit; and
a hinge shaft formed to protrude from the inside of the body to the outside of the cover plate and fixed to the fixing body,
in the cover, the edges of the horizontal frame are fastened to one side correspondingly, a step is formed on the upper surface, a second sunken part sunken on the vertical surface of the step in a mode of corresponding to the annular second protruding part on one side of the fixed body, the fixed body is placed on the horizontal surface of the step correspondingly, a plurality of third fastening holes corresponding to the second fastening holes of the automatic recovery hinge device are formed and are fixed with each other through a fixing unit,
above-mentioned folding door rotary device still includes:
a connecting clamping part formed at the upper end and the lower end of one side of the mutually connected doors;
a gear box which is arranged at the connection blocking part between the door and is connected with the rotating shafts of the doors; and
and a magnetic member installed in an installation groove formed by recessing the upper surface side of the door at the tail end among the plurality of doors of the folding door, so as to be in magnetic contact with the magnetic body when the folding door is closed.
CN201911274794.XA 2018-12-26 2019-12-12 Folding door rotating device Active CN111379507B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2018-0169570 2018-12-26
KR1020180169570A KR101992670B1 (en) 2018-12-26 2018-12-26 Folding door rotation device

Publications (2)

Publication Number Publication Date
CN111379507A true CN111379507A (en) 2020-07-07
CN111379507B CN111379507B (en) 2021-09-24

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Application Number Title Priority Date Filing Date
CN201911274794.XA Active CN111379507B (en) 2018-12-26 2019-12-12 Folding door rotating device

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KR (1) KR101992670B1 (en)
CN (1) CN111379507B (en)

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