KR102000902B1 - Hinge hardware - Google Patents

Abstract

The present invention provides a hinge device. The hinge device is formed for a link to avoid rotation interference while rotating a head in the shape of a four-joint link by using an arm and the link. So, the hinge device can be easily manufactured at a desired opening and closing angle from the generally used opening and closing angle of 110 degrees for furniture to the most used opening and closing angle of 135 degrees for furniture. So, the hinge device is simple and can reduce manufacturing costs. Also, the hinge device can prevent an accident in which a hand or an object is jammed. Specifically, the hinge device enables a door to be easily and conveniently opened by naturally rotating a body using the rotation interference as the arm pushes the body when the door is opened. When the door is closed, the link pulls the body so that the door is easily, conveniently, and safely closed.

Description

HINGE HARDWARE

More particularly, the present invention relates to a hinge device. More specifically, when the door is opened, the arm opens naturally by pushing the body, and when the door is closed, the link pulls the body to naturally close. In particular, the opening / closing angle can be easily manufactured by selecting a desired opening / closing angle in the range of 110 to 130 °.

In general, the hinge is attached to furniture, cabinets, doors, etc., and is sometimes used to open doors and the like. Among them, the hinges used for furniture and sink can be opened and closed at various angles such as 110 °, 125 °, 135 °, 165 ° and 180 °.

However, among the conventional hinges, the hinge used most frequently for furniture and kitchen appliances is a hinge that opens and closes at 135 degrees. Various techniques have been disclosed as follows: (Patent Document 1) to (Patent Document 3).

(Patent Document 1) Korean Patent Laid-Open No. 10-2012-0092406

The present invention relates to a multi-joint furniture hinge for connecting a furniture wall and a furniture door to each other for use as opening / closing means for the furniture door. A wall surface fixing plate connected to a space between the furniture wall and the furniture door to be used as an opening and closing means of the furniture door and mounted on the furniture wall and having a position adjusting plate on the upper surface thereof, A plurality of first and second joint members coupled to the door control plate and the door fixing plate through respective hinge shafts; Further comprising an eccentric bolt fastened to the joint between the wall surface fixing plate and the position adjustment plate and riveted thereto; The separation and separation of the position adjusting plate coupled to the wall surface fixing plate of the furniture hinge are essentially blocked so that various opening and closing noises of the furniture door caused by the loosening of the position adjusting plate are prevented

(Patent Document 2) Korean Patent Publication No. 10-2003-0085638

The present invention relates to a hinge for furniture, and is intended to prevent a safety accident caused by a space or space between parts. According to the present invention, a frame detachably fastened to a mounting plate fixed to an inner surface of a furniture; A frame cover having a lower end pin-connected to an intermediate upper portion of the frame; A body having a rear upper end pin-connected to the frame cover; A link having a lower end pin-connected to the front end of the frame and a middle end connected to the body; A hinge cup fixed to the inner side surface of the door and having a front end portion of the body pin-connected; And a hinge including a head cover having an upper end pin-connected to an upper end of the link and a lower end pin-connected to a front portion of the hinge cup; In operation of the hinge by opening and closing the door, the frame cover and the link perform a circular arc motion around the pin, respectively; The body performs an arcuate movement to the left and right by the frame cover and the link, and when the body is at a maximum distance from the inner surface of the door and the furniture, the both bottom surfaces of the body are downwardly Thereby forming an elongated shape.

(Patent Document 3) Korean Patent No. 1685719

And a damping device for damping the relative movement between the accessory part and the hinge cup, the damping device comprising a hinge cup connected to the hinge cup, Lt; / RTI > Wherein the damping device has a housing with a first fixing means and a second fixing means is arranged in the hinge cup, the housing of the damping device can be inserted into the hinge cup at the top, The housing of the damping device and the hinge cup can be connected together by the first and second fixing means in the mounted state.

However, the existing 135 ° hinge has the following problems.

(1) It is difficult to manufacture due to the complicated structure, and a large manufacturing cost is required.

(2) Many hinges can be opened and closed by using a plurality of links, so that there is a large gap between the link and the link. Such a gap may be caused by a user accidentally hitting a finger or something, There is a fear that the object or the hinge may be damaged or cause a malfunction.

(3) In addition, existing hinges can be opened or closed only by applying a certain amount of force when opening and closing the door. Therefore, it is not inconvenient to open or close the door unless sufficient force is applied. When the door is closed or the door is closed There is also a situation that opens.

(4) In order to improve the inconvenience caused by the opening and closing, mounting of the buffer means or the elastic supporting means not only complicates the structure, but also increases the unit price.

Korean Published Patent Application No. 10-2012-0092406 (published on Aug. 21, 2012) Korean Patent Laid-Open No. 10-2003-0085638 (Publication date: 2003.11.07) Korean Registered Patent No. 1685719 (Registered on December 6, 2016)

SUMMARY OF THE INVENTION The present invention takes this point into consideration, and by constituting the link so as to avoid rotational interference while rotating the link in the form of a four-bar link using an arm and a link, It is an object of the present invention to provide a hinge device capable of easily preventing a safety accident in which a hand or an object is caught, as well as being simple and capable of reducing manufacturing costs .

In particular, in the present invention, when the door is opened, the arm pushes the body to rotate the body naturally by rotating interference to open the door easily and conveniently. On the contrary, when the door is closed, the link pulls the body, Another purpose is to provide a hinged device that can be closed.

According to an aspect of the present invention, there is provided a hinge device comprising: a housing member having a container shape; An arm (200) rotatably mounted in the housing member (100) so that one of the housing member (100) can be stored and taken out; A link 300 installed to be rotatable in the accommodating member 100 so that one of the accommodating member 100 and the accommodating member 100 can be stored and withdrawn, A head (400) rotatably mounted on the arm (200) and the link (300) in a four - step mechanism; A body 500 formed to surround the head 400 and slidably mounted on the head 400 and moving due to interference with the arm 200 or the link 300 when the door is opened or closed; And a spring mounted on a first pin that rotatably supports the arm and the head to provide an elastic force between the arm and the head, 200 are formed in a plate shape and have a flange formed in a shape in which both edges are folded to face each other. The flange has a first rotation hole 211, which is rotatably mounted on the housing member 100, A second rotating hole 212 for rotating the head 400 and a push rod 220 for pushing the body 500 out of the body while interfering with the body 500 when the closed door is opened, Is formed so as to protrude.

The hinge device according to the present invention has the following effects.

(1) Since the structure is simple, it can be easily manufactured and the manufacturing cost can be reduced.

(2) In particular, by adjusting the interlocking range of the link that controls the body position with the head among the links constituting the four-section link and the rotating parts of the arm, the opening and closing angle of the door can be easily changed in the range of 110 ° to 135 ° Can be produced.

(3) Thus, a hinge device most commonly used for furniture, sinks, etc. can be produced conveniently and conveniently at low cost.

(4) On the other hand, by reducing the number of joints while simplifying the structure, it is possible to minimize the occurrence of a gap when opening and closing the hinge device according to the present invention. This can prevent the hands from being caught in the gaps when the doors are opened or closed, the hands being hurt by the objects, and the objects or hinge devices being damaged.

(5) Accordingly, it is possible to prevent a safety accident that may occur when the hinge device is opened and closed, and can be safely used.

(6) Meanwhile, in the hinge device according to the present invention, when the door is closed, the arm is closed naturally by pushing the body. On the contrary, when the door is opened, the link is opened by pushing the body naturally. You can open and close.

1 is a perspective view showing an overall configuration of a hinge device according to the present invention.
2 is a sectional view showing an internal configuration of a hinge device according to the present invention.
3 is a view showing a configuration of a housing member according to the present invention, wherein (a) is a plan view and (b) is a side view.
4 is a front view showing a coupling relationship between an arm, a link and a head according to the present invention.
5 is a view showing a configuration of an arm according to the present invention, wherein (a) is a perspective view and (b) is a side view.
6 is a view showing a configuration of a link according to the present invention, wherein (a) is a perspective view and (b) is a side view.
7 is a view showing a configuration of a head according to the present invention, wherein (a) is a perspective view and (b) is a side view.
8 is a view showing a coupling relation between an arm, a link and a body in a head according to the present invention, wherein (a) is a perspective view and (b) is a side view.
9 is a view showing a configuration of a body according to the present invention, wherein (a) is a perspective view and (b) is a side view.
10 is a view showing a coupling relationship between the support member and the buffer in FIG. 8, wherein FIG. 10 (a) is a perspective view and FIG. 10 (b) is a side view.
11 is a view showing a configuration of a support member according to the present invention, wherein (a) is a perspective view and (b) is a side view.
12 is a view showing a state in which an intermediate member used for mounting a shock absorber according to the present invention is mounted, wherein (a) is a perspective view and (b) is a side view.
FIG. 13 to FIG. 19 sequentially illustrate the operation of the door in the furniture to which the hinge device according to the present invention is applied.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should properly define the concept of the term to describe its invention in the best possible way The present invention should be construed in accordance with the spirit and scope of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Thus, various equivalents And variations may be present.

(Configuration)

The hinge device according to the present invention includes a housing member 100, an arm 200, a link 300, a head 400, and a body 500 as shown in Figs.

Particularly, the arm 200, the link 300, and the head 400 are coupled in a four-bar link structure so as to be rotatably mounted. When the arm 200 is pushed by the body 500 when the door is opened, And when the door is closed, the link 300 is configured to push the body so that the door is closed naturally, so that it can be used safely and conveniently.

At this time, the link 300 constituting the quadric link is mounted such that a portion mounted on the head 400 is slidably slidable. By adjusting the sliding length, the door can be opened and closed at angles ranging from 110 to 135 degrees So that it can be easily changed and used.

In addition, since the arm and the link are folded or unfolded toward the head to open and close the door, the collapsed portion can be minimized, thereby minimizing safety accidents caused by fingers or objects being caught between the arms and the link.

Hereinafter, this configuration will be described in more detail with reference to the accompanying drawings. In the drawings, the reference numerals "W" and "D" denote the walls for furniture and the like, respectively.

<Storage member>

The housing member 100 is formed into a container shape as shown in [FIG. 1] to [FIG. 3]. The arm 200 and the link 300 to be described later are rotatably mounted on the container-like receiving member 100, and when not in use, the receiving member 100 is made to be large enough to be accommodated in the receiving member 100.

Further, the receiving member 100 forms a flange 110 at the inlet of the container shape, as shown in Fig. The flange 110 can be used to fasten the flange 110 to the door D by using a screw or a screw while the receiving member 100 according to the present invention is installed in the door D so as to be embedded in the door D . Accordingly, at least one fastening hole 111 is formed through the flange 110. In the drawing, two fastening holes 111 are formed in a vertically symmetrical manner.

<Cancer>

The arm 200 is mounted such that one end of the arm 200 is rotatably mounted in the receiving member 100 as shown in FIG. 1, FIG. 2, FIG. 4, When not in use, is housed in the housing member (100), and is configured to be able to be rotated and taken out of the housing member (100).

Particularly, the arm 200 is rotatably mounted on a head 400, which will be described later, as shown in Figs. 2 and 4, so that the arm 200, together with a link 300 to be described later, And the head 400 are coupled to each other in a four-bar link shape to be rotatable.

As shown in Figs. 4 and 5, the arms 200 are formed into a plate shape as a whole, and both edges facing each other are folded to form a flange. The flange thus formed not only reinforces the structural rigidity of the arm 200 but also serves as a space for mounting a link 300 to be described later in an inner space surrounded by the flange.

The flange is provided with a first rotation hole 211 and a second rotation hole 212 at both end portions thereof, as shown in Figs. 4 and 5, respectively. The first rotation hole 211 is a hole for mounting the first pin 410 serving as the center of rotation of the head 400. The second rotation hole 211 is a hole for mounting the arm 200 to the receiving member 100, Which is a hole used for rotatably mounting the motor.

14, when the door D is opened, the arm 200 rotates in the direction of rotation (counterclockwise in the drawing) in which the door D is opened around the first pin 410 And is rotated in the opposite direction (clockwise in the drawing).

In the preferred embodiment of the present invention, the arm 200 is rotated by the arm 200 when the door D is opened, as shown in Figs. 4 and 5, The pusher body 500 is pushed to form the pusher 220 so that the door D can be opened naturally.

At this time, the plunger 220 is in close contact with the body 500 when the door D is closed as shown in Fig. 8 (a). When the door D is opened (Fig. 8 (b) The body 500 is pushed in such a manner that the arm 200 relatively protrudes outward beyond the edge of the wall W so as to be rotated so that the door D is naturally opened so as not to touch the wall W .

<Link>

The link 300 is configured such that one side is rotatably mounted on the above-described accommodating member 100, and the other side of the link 300 is configured to be described later, as shown in Fig. 1, Fig. 2 and Fig. 4 and Fig. And is rotatably mounted on the head 400.

In particular, it is preferable that the link 300, the arm 200, and the head 400 are configured to be rotatable in a four-bar link shape as shown in FIG. The link 300 and the head 400 are rotatably mounted through the second pin 420 of the head 400 to be described later.

The link 300 includes an arm 200 rotatably mounted on the receiving member 100 and one end of the link 300 and a head 400 connected to the other end of the link 300, And the other end of the link 300 is rotatably mounted in the form of a four-link link. When the door D is rotated, the housing member 100, So that the link 300 can be rotated together, resulting in rotation through the four-bar link.

At this time, the rotational range of the receiving member 100 may be changed according to the positions and intervals of the four points of the four-point link, which is the center of rotation, by any person skilled in the art to which the present invention belongs .

On the other hand, the link 300 is formed so as to have a "V" shape as a whole as shown in FIGS. 4, 6 and 19, and both ends thereof are connected to the receiving member 100 It is preferable that the link 300 is formed so as to surround the side wall portion of the receiving member 100 when the door D is opened in the state of being mounted on the head 400. [ This is because when the link 300 covers the side wall of the receiving member 100, the rotation angle at which the head 400 can rotate and moves can be further widened. Of course, if the head 400 can obtain a desired angle of rotation, the link 300 can be formed in various shapes such as a rod shape or a block shape, It will be easy to see.

Also, in a preferred embodiment of the present invention, the link 300 is not shown in the drawing, but is preferably mounted so as to be enclosed within the arm 200 described above. This is because the link 300 and the arm 200 cooperate together as a four-bar link structure, so that the link 300 and the arm 200 can rotate together at an adjacent position, and in particular, So that the rotational force can be uniformly applied without being deviated to one side.

In the preferred embodiment of the present invention, it is preferable that the link 300 is configured such that when the door D is closed as shown in FIG. 8, the link 500 is naturally closed while pulling the body 500. This is because the push rod 220 pushes the body 500 when the door is opened, so that when the door is closed, the door 500 can be pulled and the door D can be closed smoothly.

8, the link 300 is rotatably mounted on the head 400 by a first pin 410. At this time, the link 500 is attached to the body 500 by the first pin 410, The link 300 can be rotated while pulling the body 500 when the door is closed.

<Head>

The head 400 includes first and second links 300 and 300 so that the arm 200 and the link 300 described above may be connected to form a four-bar linkage as shown in FIGS. 2 and 4 and 7. 2 mounting holes 411 and 412 are formed. At this time, the first mounting hole 411 is rotatably mounted to the arm 200 using the first pin 410, and the second pin 420 is connected to the second mounting hole 412 using the link 300 are rotatably mounted.

When the body 500 to be described later is pushed by the plunger 220 described above or pulled by the link 300 in the opposite direction to the head 400 as shown in Figs. 7 and 8, And the guide protrusion 440 is protruded from the first slot 430. In this case, a body 500 to be described later is installed in the first slot 430 to receive a sliding guide. The guide protrusion 440 is inserted into a third slot 520 formed in the body 500 Move and mount it.

The head 400 thus formed rotates through the four-link linkage together with the arm 200 and the link 300 described above as shown in FIG. 8, and guides the body 500 to be described later by sliding.

In a preferred embodiment of the present invention, the head 400 is preferably constructed by connecting two brackets with a connecting member as shown in Figs. 4 and 7. Fig. At this time, the space between the two brackets is used as a space for mounting the buffer 610, which will be described later.

In Fig. 7, reference numeral 450 denotes a mounting hole for mounting the support member 600 to be described later, so as to be rotatable.

<Body>

The body 500 is formed so as to surround the above-described head 400 as shown in Figs. 2, 8 and 9.

The body 500 includes a fourth slot 530 receiving the guide pin inserted in the first slot 430 as described above with reference to FIGS. 8 and 9, the guide protrusion 440 described above, And a second slot 420 for guiding the sliding movement of the link 300 and the second pin 420 that serves as a center of rotation of the link 400 and the second slot 510, .

In this body 500, as the arm 200 rotates clockwise when the door is opened as shown in Fig. 8 (a), the push rod 220 pushes the body 500 clockwise, 8 (b)], the door 300 is rotated in the counterclockwise direction to pull the body 500. As a result, when the door 300 is rotated in the counterclockwise direction, To the right, and naturally rotates and closes.

In the preferred embodiment of the present invention, it is preferable that the body 500 is formed so as to have a "C" -shaped cross section as shown in [FIG. 8] and [FIG. 9]. This is to provide a space for installing a buffer 610 to be described later in the inner space. The fourth slot 530, the third slot 520, and the second slot 510 are formed on the surfaces of the body 500 facing each other as described above.

Since the third slot 520 is constructed so that one side of the link 300 is slid, the third slot 520 functions as a rotation point at both of the rotation points constituting the quadric link, that is, the arm 200 and the link 300 One of the links 300 provided in the third slot 520 may be slidably installed in the third slot 520 of the hinge assembly 300. In this case, Anyone working in the technology field will be able to see it easily.

9, an unillustrated reference numeral 540 denotes an adjustment hole for use in adjusting the tension of a shock absorber or the like mounted in the body 500. [

<Spring>

Although not shown in the drawing, the spring is inserted into the first pin 410 described above and mounted so as to provide an elastic force between the arm 200 and the head 400.

These springs can be used as long as they are compressed when the door is opened, but can be returned to the original state when the door is closed. In a preferred embodiment of the present invention, the spring is inserted into the first pin 410 using a coil spring, and both ends of the spring are hooked to the arm 200 and the head 400 to be elastically supported desirable.

In the preferred embodiment of the present invention, it is preferable that the head 400 is further provided with a shock absorber 610 so as to protect the door and the user by preventing the door 400 from being suddenly closed when the door is opened and closed.

<Buffer>

Since the shock absorber 610 is to be mounted in a rotating configuration as shown in Fig. 10 to Fig. 13, the shock absorber 610 is mounted so as to be rotatable so as to avoid rotational interference when the door is opened or closed.

To this end, the head 400 is mounted using the supporting member 600 as shown in FIGS. 10 and 11. At this time, the support member 600 forms a first support hole 620 and rotatably mounts to the mounting hole 450 of the head 400 described above.

10 and 11, a second support hole 630 is formed in the support member 600 so that one end of the support pin 600 can be engaged with the second pin 420 and rotated. At this time, the second support hole 630 is formed to open on one side to cover the second pin 420, so that rotational interference generated when the door is opened can be eliminated.

It is preferable that the buffer member 610 is mounted on the support member 600 by mounting the intermediate member 640 as shown in FIG. 10 to FIG. 12. The intermediate member 640 includes a hinge hole 642 formed to be rotatably mounted on the support member 600, a mounting hole 643 for mounting the shock absorber 610, And a pressing pin 641 for pressing.

At this time, the pressing pin 641 is provided with an opening 310 formed to open at one end of the above-described link 300, as shown in Figs. 6 and 12, 300 is rotated so as to eliminate rotational interference through the opening hole 310 even if rotation interference occurs to some extent.

Meanwhile, as shown in FIG. 12, one end of the shock absorber 610 is rotatably mounted to the support member 600, and the other end of the shock absorber 610 is rotatably attached to the link 300 together with the shock absorber 610.

In the preferred embodiment of the present invention, the support member 600 is installed in the head and disposed along the center line of the head width, so that when the shock absorber 610 performs the damping action, the arm 200 and the link 300, It is preferable that buffering force is not applied to the head 400 so that the buffering action can be uniformly performed.

Further, in a preferred embodiment of the present invention, it is preferable that the present invention is configured such that the opening angle at which the door opens is at least 110 degrees and the maximum angle is at 135 degrees. The hinge device according to the present invention is preferably used for a sink or a furniture.

As described above, according to the present invention, when the door is opened while the door is closed as shown in [Figure 14] to [Figure 16], the arm 200 rotates counterclockwise with respect to the first pin 410 The body 500 is pushed.

When the door D is completely opened and the door D is completely opened, as shown in FIGS. 17 to 19, when the four-link link is rotated to a position where the door can be rotated, the door D does not rotate any further, Lt; / RTI &gt;

When the door is closed as described above, the operation is opposite to that of the open door, so a detailed description thereof will be omitted.

100:
110: Flange
111: fastening hole
200: Cancer
211: first rotating hole
212: second rotating hole
220: Pusher
300: Link
400: head
410: first pin
411: first mounting hole
412: Second mounting hole
420: second pin
430: first slot
440: guide projection
500: Body
510: second slot
520: third slot

Claims (15)

A storage member 100 formed in a container shape; An arm (200) rotatably mounted in the housing member (100) so that one of the housing member (100) can be stored and taken out; A link 300 installed to be rotatable in the accommodating member 100 so that one of the accommodating member 100 and the accommodating member 100 can be stored and withdrawn, A head (400) rotatably mounted on the arm (200) and the link (300) in a four - step mechanism; A body 500 formed to surround the head 400 and slidably mounted on the head 400 and moving due to interference with the arm 200 or the link 300 when the door is opened or closed; And a spring mounted on a first pin that rotatably supports the arm and the head to provide an elastic force between the arm and the head,
The arm 200 is formed in a plate shape and has a flange formed by folding both edges of the flange facing each other. The flange has a first rotation hole (not shown) And a second rotation hole 212 formed in the head 400 to be rotated with respect to the body 500. The first rotation hole 212 and the second rotation hole 212 are formed in the head 400, (220) is protruded from the outer circumferential surface.
delete delete The method of claim 1,
The link (300)
Wherein the door member is formed in a generally V-shape so that a gap between the doors facing each other is formed to surround the side wall of the housing member when the door is opened and rotated.
The method of claim 1,
The link (300)
Wherein the arm (200) is disposed so as to surround the periphery of the link.
The method of claim 1,
The link (300)
And the second pin (420) supporting the link (300) when the door is closed, so that the body (500) is naturally closed.
The method of claim 1,
The head (400)
First and second mounting holes 411 and 412 for mounting the first pin 410 and the second pin 420 that rotatably support the arm 200 and the link 300, And a guide pin (440) for preventing interference caused by rotation of the head (400) with respect to the first pin (410).
8. The method of claim 7,
The head (400)
Connecting the two brackets facing each other with a connecting member,
And the outer body is mounted so as to surround the body (500).
The method of claim 1,
The body (500)
Sectional shape is a "C" shape,
On one side of both sides facing each other,
A fourth slot 530 formed in the head 400 to receive a pin inserted in the first slot 430 and a third slot 530 in which the guide protrusion 440 formed in the head 400 is inserted, And a second slot (510) for guiding the link (300) and the second pin (420) serving as rotation centers of the head (400) by sliding.
10. The method according to any one of claims 1 to 9,
The hinge device includes:
Wherein a maximum angle (?) At which the door is opened is 135 °.
11. The method of claim 10,
In the head 400,
Further comprising a support member (600)
One side of the support member 600 is rotatably mounted together with the link 300 so as to prevent the head 400 from rotating suddenly when the door is opened and the other side is rotated with respect to the support member 600 And a shock absorber (610) mounted so as to be movable.
12. The method of claim 11,
The support member (600)
Further comprising an intermediate member (640) rotatably mounted on the head (400) and rotated together with the rotation of the link (300).
The method of claim 12,
The support member (600)
And the intermediate member (640) is mounted in the center of the width of the head (400).
The method of claim 13,
The link (300)
The head 400 is provided with a rotary hole 310 at one end thereof,
And the presser pin (641) formed on the intermediate member (640) is fitted in the opening hole (310) and rotatably supported together.
The method of claim 14,
The hinge device includes:
Wherein the hinge device is a hinge device for a sink or a furniture.

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