KR100776006B1 - Openning up and shutting down type hinge device - Google Patents

Abstract

A hinge device opening or closing a door upwards or downwards is provided to increase comfort level of a user while improving the exterior design by requiring no door handles by installing a link device comprising series of links and a driving unit operating a motor to rotate the links to open and close the door. A hinge device is installed on two sides of a containing space in a piece of furniture. The hinge device has a frame(10) and a link device for opening a door upwards and placing the door horizontally above the containing space. The frame has a rotatory shaft(20) installed on one side, a link device accommodating space(11) and a guide way(13). The link device has a first link(31). One end of the first link is coupled to the rotatory shaft. A second link(32) has one end coupled to the other end of the first link by a first pin(36), and has a guide piece(32a) disposed on one side. A protruded member(32b) movable in the guide way is inserted into the guide piece. The door is installed on the front side of a main body unit(33a). A third link(33) has an upper piece(33b) coupling to the other end of the second link by a second pin(37), and a lower piece(33c) projecting from rear side of the main body unit. A fourth link(34) has one end coupling to the lower piece by a third pin(38), and the other end freely coupling to the rotatory shaft. The opening of the door is perpetuated by a driving unit operating a motor to rotate the rotatory shaft. The driving unit is operated by driving unit control switching. The driving unit is installed on the other side of the frame, and includes a driven unit(43) rotated by the operation of the motor, a passive unit(45) rotated by the rotation of the driven unit, and a power transmitting unit(47) connecting the driving unit to the passive unit.

Description

Vertical opening and closing hinge device {OPENNING UP AND SHUTTING DOWN TYPE HINGE DEVICE}

1 is an exploded perspective view showing the configuration of an embodiment according to the present invention

2 is a perspective view of the combination of FIG.

3 is a front view of FIG. 2

4 is a sequential variable state diagram of FIG.

Figure 5 is an installation state of one embodiment according to the present invention

* Explanation of symbols for the main parts of the drawings

1: vertical opening and closing hinge device of the present invention

10: frame 11: space for link device 13: guideway

15: stop 20: rotation axis 30: linkage

31 to 34: first to fourth links 36 to 38: first to third pins

32a; Guide piece 32b: Protrusion 32c: Roller

40: drive means 41: motor 43: prime mover

45: driven member 50: elastic gripping means 53: seating hole

60: torsion spring 3; Body 5: door

The present invention relates to a hinge device, and in particular, the door opening and closing is made to be stable through the switching of the link device and the drive means to be rotated up and down, greatly improves the convenience and enhances the product and usability, without having to be divided into a single door And a handle is unnecessary and relates to a vertical opening and closing retractable hinge device capable of implementing high-quality furniture with a clean design without any clutter on the surface.

With the improvement of living standards, furniture is being developed with a focus on not only functional composition but also on design beauty and high quality of use.

In such furniture, it is well known that doors such as living room cabinets and decorative cabinets used in homes and offices are made of a sliding type or a sliding type, and hinges for naturally opening or closing the doors are used for the sliding doors.

The hinge device of the prior art is configured to open and close the door in a manner of opening and closing, so that the door is divided and the opening and closing operation is made manually without breaking the design limitation of the whale in which the handle is mounted to the outside. I'm staying.

The present invention has been made to solve the above problems,

An object of the present invention is to provide a vertical opening and closing hinge device to open and close the door to be stable through the switching of the link device and the driving means to increase the convenience and to enhance the product and usability.

Still another object of the present invention is that the door opening and closing is not a conventional sliding or sliding door, but rather up and down rotation made of a monolithic door without the need to divide the door and does not need a handle, the luxury furniture of clean design To provide a vertical opening and closing hinge device to implement.

Up and down opening and closing hinge device according to the present invention for achieving the above object,

It is installed on both sides of the storage space of the main body and consists of a frame and a link device for horizontally entering and supporting the door above the storage space by rotating the door upward when opened,

The frame is provided with a rotating shaft on one side is provided with a linkage accommodation space and a guideway,

The link device includes a first link having one end coupled to the rotary shaft and one body, and a guide piece having a protrusion coupled to the other end of the first link by a first pin and being restrained on the guideway. The second link is formed in the front, the main body portion is mounted to the front door and the main body portion is formed to protrude to the rear side and the front end is formed by the other end of the second link and the second pin is protruded to the other side rear The third link is formed integrally with the lower link, characterized in that it comprises a fourth link is coupled to the lower end of the third link by the third pin and the other end is coupled to the rotation shaft freely. .

Hereinafter, with reference to the accompanying drawings an embodiment of the vertical opening and closing hinge device of the present invention will be described in more detail.

1 is an exploded perspective view showing the configuration of an embodiment according to the present invention, Figure 2 is a perspective view of the combination of Figure 1, Figure 3 is a front view of FIG.

As shown in Figures 1 to 3, the vertical opening and closing hinge device 1 of the embodiment according to the present invention is installed on both sides of the storage space of the main body 3, respectively, when opening the door 5 by rotating the door upwards to open the door It consists of a frame 10 and a link device 30 for horizontally entering and supporting the upper storage space, the frame 10 is a rotating shaft 20 is installed on one side and the link device accommodation space 11 and the guideway ( 13 is provided, the link device 30 has a first link 31, one end of which is coupled to one end so as to rotate in one body with the rotation shaft 20, one end of the first pin on the other end of the first link 31 The main body on which the door 5 is mounted in the forward direction, the second link 32 having a guide piece 32a formed on one side thereof and having a protrusion 32b coupled by the 36 and restrained on the guideway 13. The protruding portion 33a and the main body portion 33a are formed at one side of the rear side, and the front end portion is formed at the other end of the second link 32 and the second pin 37. A third link 33 and a lower piece 33c of the third link 33 are integrally formed with an upper piece 33b coupled by the lower piece and a lower piece 33c protruding to the other side of the main body portion 33a. ) Is coupled to one end by a third pin 38 and the other end is configured to include a fourth link 34 coupled to the rotation shaft 20 to be freely rotated.

Here, the rotating shaft 20 is preferably rotated by the drive means 40 including the motor 41, the door opening and closing is preferably made by the drive means control switching.

The drive means 40 is installed on the other side of the frame 10 and driven by the rotation of the prime mover 43, the prime mover 43 is driven by the driving of the motor 41 and the rotary shaft 20 It is composed of a driven member 45 coupled to the body, a power transmission 47 connecting the prime mover and the driven member.

The power transmitter 47 may be a timing belt, and the actuator 43 and the driven member 45 may be formed of a timing pulley.

The drive means 40 may be remote controlled.

The link device 30 guides the guideway 13 of the frame to restrain the protrusion 32b of the second link to induce vertical closing and horizontal opening and closing of the door 5, and both ends of the link device 30 are connected to the second link 32. Curved inclination is formed over a predetermined section to limit the range of movement of the frame 10, the first stop jaw 15 to prevent the fall of the fourth link 34 is formed in the front lower portion at a predetermined height in the frame (10) It is preferable that the second stop jaw 17 for preventing the fall of one link is formed at a predetermined position.

The link device 30 may have a length of each link in the order of fourth link 34> first link 31 = second link 32> third link 33.

The third link 33 is formed in the upper piece 33b protrudes longer than the lower piece 33c, the body portion 33a is further extended below the lower piece 33c and the door can be mounted. The lock is also extended in the width direction.

The protrusion 32b of the second link is preferably provided with a roller 32c which is rotatably moved in the guideway 13.

In addition, the frame 10 is preferably provided with an elastic gripping means 50 for holding the first pin 36 when the door is opened.

The elastic gripping means 50 is configured by bending one leaf spring body, and a support hole 51 fixed to the frame 10 and a seating hole 53 on which the first pin 36 is seated and the seating hole. An inlet 55 is formed to guide 53.

The inlet 55 is formed to be open to both sides to facilitate the entry of the first pin (36).

The frame 10 is provided with one or more coupling protrusions 12 for fixing to the main body 3, respectively, in the upper and lower portions, the motor mounting portion 14 is formed in a predetermined position.

And the upper part of the frame 10 is stepped low in front so as not to interfere with the opening operation of the door (5).

Preferably, the rotation shaft 20 is provided with a torsion spring 60, one end of which is fitted to the fourth link 34 and the other end of which is supported by the frame 10 to apply pressure in a direction in which the door 5 is opened upward. .

The spring strength of the torsion spring 60 is preferably designed to support about 60 to 80% of the door load.

The first link 31 to the fourth link 34 of the link device 30 may have a plurality of cross-sections having a 'c' shape. In FIG. 1, reference numeral “r” denotes a rotary roller fitted to each pin.

With reference to Figures 4 and 5 will be described with reference to the opening and closing state of the vertical opening and closing hinge device according to the present invention having such a configuration.

Pressing the door opening switch 70 associated with the motor drive for opening in the state in which the door 5 is closed vertically, the rotating shaft 20 together with the driving means 40 is simultaneously rotated and the rotating shaft 20 and A link movement is started based on the rotation shaft 20 in the link device 30 including the first link 31 coupled to one body.

As the first link 31 is rotated from the rotation shaft 20 as a starting point, the first link 31 pulls the second link 32 backward and the second link 32 is the guide piece 32a. Since the protrusion 32b provided in the roller 32c and the roller 32c provided to the protrusion are restrained and moved along the guideway 13 of the frame 10, the second link 32 has a trajectory corresponding to the shape of the guideway 13. It is moved by drawing.

The third link in which the upper piece 33b is coupled to the second link 32 through the second pin 37 and the lower piece 33c is coupled to the fourth link 34 by the third pin 38. As the 33 is pulled backward, the door 5 integrally mounted therein starts to rotate upward.

At this time, the torsion spring 60 applied to the rotating shaft 20 and applying pressure in the direction of lifting the door lightens the load of the motor 41, while the power of the motor 41 does not overcome the load of the door. Even if the door 5 suddenly drops during upward rotation, the buffer function can be performed to ensure stability.

The fourth link 34 connected to the third link 33 through the third pin moves in accordance with the movement of the third link 33 with the rotation shaft 20 as a starting point.

According to the link movement of the linkage device 30, the door 5 is inclined upward while being rotated upward, and the upward rotation is further progressed, so that the door is positioned horizontally into the main body 3 storage space. do.

At this time, the first pin 36 is gently cushioned and seated by the elastic gripping means 50, and the protrusion 32b and the roller 32c of the second link are restrained on the guideway 13, and the second stop ( After the first link 31 is received at 17) and the door is switched to a horizontal state, the rotation of the link device is stopped.

The operation of the driving means 40 may be a method in which the opening operation is completed by one-touch switching using a direct or remote controller and the closing operation is completed by one-touch switching afterwards.

That is, the opening and closing rotations are alternately operated according to the switching sequence, and the switching operation is reversed when switching during the opening or closing operation.

In addition, in the closing operation, the motor rotates in reverse and the link movement is performed in the opposite direction of the opening operation. The first pin 36 is seated by the elastic gripping means by the rotational force of the rotating shaft 20 and the first link 31. The second link 32, the third link 33, and the fourth link 34 which are connected to the second link 32, the third link 33, and the fourth link 34 which are connected thereto are continuously rotated forward downward, and this downward rotation is performed by the fourth link 34. It is caught by the first stop 15 and proceeds until the door 5 is positioned vertically.

On the other hand, when the electric drive means 40 is not provided or when the operation of the drive means is not possible to perform the opening operation by lightly lifting the lower side of the door manually and the door is closed by pulling down the door, so manual and automatic opening and closing operation is performed. It can be chosen arbitrarily.

As described above, the present invention, which is opened and closed, is made through a link device and a driving means which are opened and closed, not opening or sliding, and enhance the product and usability. It is not necessary to realize a cool and clean high-quality furniture as a whole.

In the above, preferred embodiments of the present invention have been described with reference to the accompanying drawings. Here, the terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, but should be interpreted as meanings and concepts corresponding to the technical spirit of the present invention. Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

As described in detail above, the up and down opening and closing hinge device according to the present invention is made to be stable through the switching of the link device and the drive means that the door opening and closing up and down is greatly improved the convenience and enjoy an excellent feeling of use It works.

In addition, the door opening and closing is made of up and down rotation rather than the conventional sliding or sliding door, so that the door does not need to be divided into a single door and does not need handles, so that it can realize high-quality furniture with a clean design without any clutter on the surface. It works.

Claims (12)

It is installed on both sides of the storage space of the main body 3 is composed of a frame 10 and a link device 30 for horizontally entering and supporting the door above the storage space by rotating the door 5 upward when opened, The frame 10 is provided with a rotating shaft 20 on one side, the link device receiving space 11 and the guideway 13, The link device 30 has a first link 31 having one end coupled to the rotary shaft 20 so as to rotate in one body, and one end coupled to the other end of the first link 31 by a first pin 36. And a second link 32 having a guide piece 32a having a protrusion 32b restrained on the guideway 13 to one side, and a main body portion 33a on which the door 5 is mounted forward. Protruding to one side of the main body 33a and protruding to the other end of the upper end 33b and the other end of the second link 32 and the other end of the second link 32 and the main body 33a. A third link 33 having a lower piece 33c integrally formed thereon, one end of which is coupled to the lower piece 33c of the third link 33 by a third pin 38, and the other end of the rotating shaft 20. Up and down retractable hinge device characterized in that it comprises a fourth link (34) coupled to be freely rotated. The method according to claim 1, The rotary shaft 20 is rotated by a drive means 40 including a motor 41, the door opening and closing the up and down hinges, characterized in that the opening and closing is made by the drive means control switching. The method according to claim 2, The drive means 40 is installed on the other side of the frame 10 and driven by the rotation of the prime mover 43, the prime mover 43 is driven by the driving of the motor 41 and the rotary shaft 20 Up and down opening and closing hinge device, characterized in that composed of a driver 45 coupled to the body, the power transmission 47 connecting the prime mover and the driven. The method according to claim 1, The link device 30 guides the guideway 13 of the frame to restrain the protrusion 32b of the second link to induce vertical closing and horizontal opening and closing of the door 5, and both ends of the link device 30 are connected to the second link 32. Curved inclination is formed over a predetermined interval to limit the range of movement of, The frame 10 has a first stop 15 to prevent the fall of the fourth link 34 is formed in the front lower portion at a predetermined height and a second stop 17 to prevent the fall of the first link is provided. Up and down opening and closing hinge device, characterized in that formed in a predetermined position. The method according to claim 1 or 4, The link device 30 has a length of each link Fourth link (34)> first link (31) = second link (32)> up and down opening and closing hinge device, characterized in that formed in the order. The method according to claim 1, The third link 33 is formed to protrude longer than the upper piece 33b than the lower piece 33c, Up and down hinged device, characterized in that the main body portion (33a) is further extended below the lower piece (33c) and also formed in the width direction so that the door can be mounted. The method according to claim 1 or 4, Up and down opening and closing hinge device, characterized in that the protrusion (32b) is provided with a roller (32c) which is rotated in the guideway (13). The method according to claim 1 or 4, The frame 10 is an up-down opening and closing hinge device, characterized in that the elastic gripping means 50 for holding the first pin 36 when the door is opened. The method according to claim 8 The elastic gripping means 50 is configured by bending one leaf spring body, and a support hole 51 fixed to the frame 10 and a seating hole 53 on which the first pin 36 is seated and the seating hole. Up and down opening and closing hinge device, characterized in that the inlet (55) is guided to the 53 is formed. The method according to claim 1 or 2, The frame 10 is provided with at least one engaging protrusion 12 to be fixed to the main body (3), respectively, and the upper and lower opening and closing hinge device, characterized in that the motor installation portion 14 is formed in a predetermined position. The method according to claim 1 One end of the rotary shaft 20 is fitted with the fourth link 34 and the other end is supported by the frame 10, and a torsion spring 60 is provided to apply pressure in a direction in which the door 5 is opened upward. Up and down retractable hinge device. The method according to claim 1, The first link (31) to the fourth link (34) of the link device 30 is a vertical opening and closing hinge device, characterized in that the cross-section is formed in a plurality of ''.

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