JPS5912375Y2 - Hinge for attaching and detaching the door freely - Google Patents

Description

[Detailed explanation of the invention] This invention relates to a hinge for freely attaching and detaching a door.In detail, the hinge itself can be used to attach or detach a door. This invention relates to a hinge that can be easily attached and detached without removing it.

Generally, a door for opening (hereinafter simply referred to as a door).

) There is a desire to temporarily remove the door when transporting furniture or other casings or when taking large items in and out of the furniture or casing.

Particularly in recent years, there have been many requests for doors to be removed when transporting furniture and the like in high-rise buildings.

Additionally, there are many requests to replace doors installed in buildings with screen doors during the summer.

Now, when removing a door, the conventional method is to remove the screws that attach the hinge itself.

In addition, in the case of a so-called pivot hinge, a method of attaching and detaching the door by moving the door in the axial direction of the hinge and engaging and disengaging the hinge shaft is also used.

However, such a conventional door attachment/detachment method has the disadvantage that the door attachment/detachment operation is complicated and the hinge portion is likely to rattle.

The purpose of this invention is to eliminate the above-mentioned drawbacks of the prior art by providing a hinge that allows the door to be easily attached and detached without removing the hinge itself.

Hereinafter, for convenience of explanation, a member of furniture, a building, etc. to which a door is attached will be collectively referred to as a casing.

The hinge according to the present invention has a right-handed rotating wing piece 2 that is directly fixed to the door side or the housing side, and a left-handed rotating wing that is detachably inserted into the attachment part body 4 that is attached to the other side. piece 3, and a rattling prevention member is provided in the mounting body 4 for holding the left rotating blade piece 3 without rattling when the left rotating blade piece 3 is inserted. A spring 13 is provided, and the left rotating blade 3 is pushed out by the elasticity of the rattling prevention spring 13 when the attachment portion main body 4 and the left rotating blade 3 are disengaged. This is a characteristic feature.

Next, one embodiment of the hinge according to the present invention will be described in detail with reference to the drawings.

The hinge 1 is provided with a mounting body 4 which pivotally connects the right rotating blade 2 and the left rotating blade 3 and into which the left rotating blade 3 is detachably inserted.

In the figure, the right rotating blade 2 is directly fixed to the door D as a fixed piece with screws, and the left rotating blade 3 is attached to the mounting body 4 as a mounting piece for removably attaching it to the housing B. It is formed so that it can be engaged with and detached from it.

Hereinafter, the right rotating blade will also be referred to as a fixed piece, the left rotating blade will also be referred to as an attachment piece, and the attachment body will also be simply referred to as the main body.

In this example, the fixing piece 2 is formed by bending a flat strip material into an L-shape along the inner surface of the door D toward the end surface, and is fixed to the inner surface of the door D with screws. .

In addition, the mounting piece 3 is attached to a main body 4 fixed to the housing B as described later.
It is shaped like a flat strip so that it can be inserted into the guide groove 5 (shown by chain lines in FIG. 1), and a locking pawl 7 protruding from one end of a lock arm 6, which will be described later, is fitted into its tip. An engagement hole 8 is bored therein.

Next, the main body 4 will be explained with reference to FIGS. 4 and 5. The main body 4 has a substantially rectangular board shape, and is attached to the housing B by screws 12 at its four corners.

The center portion of the main body 4 is embedded in the housing B, and an insertion hole 5A for inserting the mounting piece 3 is formed in one end surface (the right end surface as viewed in the figure). With,
After the mounting piece 3 is inserted, a guide groove 5 is formed in the main body 4 to communicate with the insertion hole 5A and to hold the mounting piece 3 without wobbling.

Further, a square-shaped fitting hole 14 is provided through the center of the surface of the main body 4, into which a lock arm 6, which will be described later, is fitted in a manner that it can swing.

Further, the main body 4 is provided with a partition wall 4A, which also serves as an arm holder, which contacts the back surface of the lock arm 6 and receives the lock arm 6, at a portion slightly toward the left end in the figure from the center thereof.

A mounting chamber M for mounting the lock arm 6 is formed on the left side of the partition wall 4A as a boundary, and an ammunition chamber N for elastically holding the mounting piece 3 is formed on the right side. ing.

Now, to explain the lock arm 6 with reference to FIGS. 6 to 8, the lock arm 6 is shaped into a substantially rectangular flat plate shape to fit the inner peripheral surface of the fitting hole 14, and one end (the right end in the figure) A locking pawl 7 having a tapered portion 16 on the right end surface is protrudingly provided on the back surface so as to be removably locked in the retaining hole 8 of the mounting piece 3.

Further, the locking claw 7 and the mounting piece 3 are attached to the other end of the lock arm 6.
A pushing part 9 that is pressed with a fingertip or the like is provided to release the engagement hole 8 from the engagement hole 8, and striped protrusions 9A for preventing slipping are provided on the surface of the pushing part 9 to serve as decoration. A biasing spring 10 (hereinafter also referred to as a coil spring 10) made of a coil spring is provided on the same back surface.

A short cylindrical catch seat 17 for locking the lock arm 6 is provided in a protruding manner, and the lock arm 6 is pivotally connected to the main body 4 by a rotation shaft 11 at a portion near the center of the seat 17.

A coil spring 10 is installed between the catch seat 17 and the bottom surface 15 of the mounting chamber M, and by pressing the pushing part 9 against the elasticity of the coil spring 10, the lock arm 6 is moved to the fifth position. The locking pawl 7 is designed to swing as shown by the chain line in the figure, and the locking pawl 7 is detached from the retaining hole 8 of the mounting piece 3.

Next, on the right end surface of the partition wall 4A of the main body 4 as shown in the figure, a rattling prevention spring 13 (hereinafter referred to as a coil spring 13) made of a coil spring for elastically holding the mounting piece 3 inserted from the right end surface of the main body 4 Also called.

) are recessed into two receiving holes 18A, 18A into which the ends of the holder can be inserted.

Further, in the guide groove 5 of the main body 4, as shown in FIG. is installed on.

Moreover, two receiving holes 19A, 19A through which the ends of the coil springs 13, 13 can be inserted are recessed in the spring receiver 19, facing the receiving holes 18A, 18A of the partition wall 4A. A coil spring 13 is installed across each of the opposing receiving holes 18A and 19A.

Therefore, the spring receiver 19 is always urged toward the right in the figure by the elasticity of the coil springs 13, 13.

Next, the operation of this embodiment will be explained.

When attaching the door D to the casing B with the hinge configured in this way, the mounting piece 3 of the hinge 1 fixed to the door D is inserted into the insertion hole 5A on the right end surface of the main body 4 fixed to the casing B. When inserted into the guide groove 5, the tip edge of the mounting piece 3 comes into contact with the tapered part 16 of the locking pawl 7 of the lock arm 6, and the lock arm 6
is rotated around the rotation shaft 11 and pushed up as shown by the chain line in FIG.

When the attachment piece 3 is pushed in further, its leading edge first comes into contact with the spring receiver 19, and then the coil springs 13, 13 are compressed and the attachment piece 3 is further pushed in together with the spring receiver 19.

Now, the engagement hole 8 of the mounting piece 3 is connected to the locking claw 7 of the lock arm 6.
When the locking claw 7 reaches this point, the locking claw 7 is automatically fitted into the engagement hole 8 by the biasing force of the coil spring 10, and the door D is attached to the housing B in one operation.

In this state, the mounting piece 3 is inserted into the guide groove 5 of the main body 4 without play, and the coil spring 1
Since the spring receiver 19 is pressed against the mounting piece 3 by the spring bearings 3 and 13, the mounting piece 3 is inserted into the main body 4 without play.

Now, when removing door D, push part 9 of lock arm 6
Press with your fingertip or the like to rotate the lock arm, release the engagement between the locking pawl 7 and the engagement hole 8 of the hinge mounting piece 3, and pull out the mounting piece 3 in the removal direction to remove the housing. The housing D can be easily removed from the housing B.

In this way, the door D can be removed by simply moving the door D in the direction perpendicular to the axis, without moving the door D in the axial direction of the hinge.

In the above example, an example was described in which the main body 4 was fixed to the casing B, but the fixing piece 2 may be fixed to the casing B and the main body 4 may be fixed to the door D side.

In this case, since the main body 4 is installed inside the casing B, it is safe because it cannot be damaged by tampering or the like from the outside.

Further, the coil springs 10 and 13 can also be leaf springs instead of coil springs.

The striped protrusions 9A on the surface of the pushing part 9 of the lock arm 6 have a decorative effect and the effect that the pushing part can be seen at a glance, and are also useful for preventing fingers from slipping. It is also possible to make it into a format.

Furthermore, depending on the size of the door, the length, width, and
The hinge of the present invention can be applied to all types of doors, such as inset, outset, and half-covered doors, by appropriately selecting the thickness, etc., and increasing or decreasing the number of hinges. .

Furthermore, the attachment piece 3 and the lock arm 6 can be engaged by engaging a locking pawl with a cut arrow portion or the like of the attachment piece.

As explained above, the hinge of the present invention has a structure in which the mounting piece is removably inserted into and engaged with the main body of the mounting part, so the door can be attached or detached with a simple one-touch operation, making it possible to attach or detach any door. It is extremely convenient to apply.

Furthermore, in the hinge of the present invention, when the left rotating blade 3 is inserted into the mounting body 4, the left rotating blade 3 is held without rattling by the rattling prevention spring 13.

Also, by pressing the pushing piece of the lock arm 6 against the biasing spring 10, the locking pawl 7 of the lock arm 6 is released from the left rotary wing piece 3, and at the same time, the lock arm 6 is rotated to the left by the elasticity of the rattling prevention spring 13. Since wing piece 3 is actively pushed out, door D
can be easily removed.

Therefore, it can be said that the hinge according to the present invention is highly practical as a removable hinge.

[Brief explanation of drawings]

The drawings show one embodiment of this invention; Fig. 1 is a partially exploded front view of the entire hinge, Fig. 2 is a plan view of Fig. 1, Fig. 3 is a plan view showing the hinge installed state, and Fig. 4 is a partially exploded front view of the entire hinge. 5 is a cross-sectional view taken along line 1-V in FIG. 4, FIG. 6 is a plan view of the lock arm, FIG. 7 is a front view of the same, FIG. 8 is a side view of the same, and FIG.
The figure is a perspective view of the spring receiver, FIG. 10 is a sectional view taken along the line X--X in FIG. 4, and FIG. 11 is a sectional view taken along the line M-XI in FIG. 1... Hinge, 2... Right rotating wing piece, 3.
...Left rotating blade piece, 4...Mounting part main body, 5
...Guide groove, 6...Lock arm, 7
...Latching claw, 8...Engagement hole, 10...
... Biasing spring, 13... Shake prevention spring, D... Door, B... Housing.

Claims (1)

[Scope of utility model registration request] It is a hinge formed by pivotally connecting a right rotating blade 2 and a left rotating blade 3, and the right rotating blade 2 is fixed along the door D or the housing B, while the left rotating blade While fixing the mounting part main body 4 for inserting the piece 3 to the housing B or the door D,
The mounting body 4 is provided with a guide groove 5 having a built-in spring 13 for preventing tension, and is further provided with a locking pawl 7 for removably locking the left rotary blade 3 and biased in the locking direction. A lock arm 6 biased by a spring 10 is pivotably pinned to the mounting body 4, and the left rotary wing piece 3 is attached to the mounting body 4.
When inserted into the guide groove 5, the left rotating blade 3 is locked by the locking pawl 7 of the lock arm 6, and when the left rotating blade 3 is removed from the guide groove 5, The pushing piece of the lock arm 6 is pressed against the biasing spring 10 to disengage the locking pawl 7 of the lock arm 6 from the left rotating blade 3 and also to release the left rotating blade 3 from the rattling. A hinge for freely attaching and detaching a door, characterized in that it is pushed out by the elasticity of a prevention spring 13.