KR20220112067A - Folding device that can be fixed and rotated freely - Google Patents

Abstract

The present invention relates to a folding device which can be freely rotated 90 degrees. The folding device includes: a first hinge piece; a hinge support formed on the first hinge piece; a hinge recess part formed in a center part of the hinge support such that a hinge protrusion part formed on a second hinge piece is inserted thereinto; two hinge shaft 1 insertion holes formed on the hinge support to be spaced apart from each other; and a hinge shaft 2 insertion hole formed in the hinge protrusion part of the second hinge piece to be longitudinal in a protruding direction. The hinge shaft 2 insertion hole is formed to penetrate the hinge protrusion part in a longitudinal direction, the hinge protrusion part is inserted into the hinge recess part, and hinge shafts are inserted into the hinge shaft 1 insertion holes and the hinge shaft 2 insertion hole such that the hinge shaft 1 insertion holes and the hinge shafts move the hinge shaft 2 insertion hole formed in the longitudinal direction of the hinge shaft 2 insertion hole. Therefore, the hinge protrusion part and the hinge recess part are formed to be moved away from each other such that the hinge protrusion part is rotated in an orthogonal direction toward a folding recess part formed on one side of the hinge support, wherein the second hinge piece and the first hinge piece are fixed to each other and individually rotated and moved in an orthogonal direction in accordance with a request of a user.

Description

Folding device that can be fixed and rotated freely

The present invention relates to a folding device that can be fixed and rotated freely.

As an invention that is the background of the present invention, as seen in Patent Publication No. 10-2016-0139836 (2016.12.07) of the Korean Intellectual Property Office, a folding device for performing the folding and unfolding operation of tables, chairs, and workbenches that can be folded and unfolded in general is provided.

However, in order for the folding device to be used smoothly, the folding and unfolding operation must be performed very stably and conveniently. For example, when using the work table, etc., the folding device is locked in an open state, and when transporting or storing the work table, the lock of the folding device is released and folded. do.

Accordingly, there is a need for a folding device capable of stably and smoothly performing such folding and unfolding operations.

What was created in view of the above necessity is to provide an improved folding device so that a user can perform folding and unfolding operations very stably and smoothly even with a simple structure in the prior art.

Nevertheless, it was necessary to configure it so that it can be rotated around 90 degrees at any time according to the user's needs while being fixed in use.

The present invention was invented to solve such a problem.

Korean Intellectual Property Office Patent Publication No. 10-2016-0139836 (2016.12.07) Korean Intellectual Property Office Patent Registration No. 10-1679950 (2016.12.07)

The problem to be solved by the present invention is that it is possible to rotate and move at any time to a desired position by rotating it again after being fixed. and to solve the problem of being able to rotate.

The present invention has the following configuration in order to solve the above problems.

a first hinge piece;

a hinge support formed on the first hinge piece;

a hinge part configured to insert a hinge convex part configured on a second hinge piece into the central portion of the hinge support;

two hinge shaft 1 insertion holes configured to be spaced apart from each other on the hinge support;

In the hinge convex part of the second hinge piece, a hinge shaft 2 insertion hole is configured so as to be longitudinal in the convex part direction,

The hinge shaft 2 insertion hole is configured to penetrate the hinge convex portion in the longitudinal direction,

Inserting the hinge convex part into the hinge part,

A hinge shaft is configured to be inserted into the hinge shaft 1 insertion hole and the hinge shaft 2 insertion hole,

Since the hinge shaft 1 insertion hole and the hinge shaft are configured to move the hinge shaft 2 insertion hole configured in the long direction of the hinge shaft 2 insertion hole in the long direction,

The hinge convex part and the hinge convex part are moved in a direction spaced apart from each other to rotate the hinge convex part in a direction at right angles to the folding recessed part formed on one side of the hinge support base,

It relates to a folding device in which the second hinge piece and the first hinge piece are fixed to each other and are configured to be used by rotating each in a right angle direction according to a user's request, so that it can be fixed and rotated freely.

Here, the hinge support is preferably configured in a U-shape.

Here, the first hinge piece and the second hinge piece constitute a first hinge wing part and a second hinge wing part, respectively,

It is preferable that the first hinge wing part and the second hinge wing part have a binding hole to be inserted into the plate so that the plate can be fixed and rotated in a right angle direction or a vertical direction.

Here, it is preferable that the hinge part is configured as a through hole.

Here, it is preferable that the position of the hinge shaft 1 insertion hole is determined according to the thickness and rotation angle of the hinge convex part of the second hinge piece.

The effect of the present invention is that it is possible to rotate and move at any time to a desired position by rotating it again after being fixed. By simple operation, it is usually fixed and used and then used by rotating it forward and backward 90 degrees, or fixed and rotated at any time in the opposite direction. to have possible effects.

1A is a view showing the components of the folding device.
1b is a view showing the hinge shaft 2 insertion hole as a through hole in which the second hinge piece is formed in the longitudinal direction.
1c is an exploded perspective view of the present invention.
Figure 2a is a view showing a state in which the folding device is coupled and fixed.
FIG. 2b is a view showing a first step for rotating the first hinge piece and the second hinge piece at right angles by separating the folding device from each other.
Fig. 2c is a view showing Fig. 2b viewed from a different direction.
FIG. 2d is a diagram showing a second step for rotating the first hinge piece and the second hinge piece at right angles.
FIG. 2E is a diagram showing the final step, which is the third step, for the first and second hinge pieces to rotate at right angles.
Figure 3a is a view showing that the plate material is attached to the first hinge piece and the second hinge piece.
FIG. 3b is a diagram showing the configuration in which they are rotated 90 degrees apart from each other in FIG. 3a.

Specific details for carrying out the present invention will be described with reference to the drawings as follows.

1A and 1C will be mainly described.

It relates to a hinge piece that can be rotated 90 degrees with both plates to be combined and can be fixed or can be used by rotating 90 degrees.

The angle can be adjusted according to the position of the upper and lower portions of the hinge shaft 1 insertion holes 135 and 136 of the hinge support 130 .

A hinge support 130 is formed on the first hinge piece 100 .

The hinge support part 120 is configured such that the hinge convex part 220 configured in the second hinge piece 200 is inserted into the central portion of the hinge support part 130 .

The two hinge shaft 1 insertion holes 135 and 136 are formed by being spaced apart from each other on the hinge support 130 . The spaced apart portion corresponds to a space into which the hinge convex portion 220 of the second hinge piece 200 is inserted.

In the hinge convex portion 220 of the second hinge piece 200 , a hinge shaft 2 insertion hole 235 is formed so as to have a longitudinal direction in the convex portion direction.

The hinge convex part 220 preferably has a configuration corresponding to the hinge part. It is good that the overall configuration corresponds to a shape in which a U-shape is turned upside down.

The hinge shaft 2 insertion hole 235 is configured so that the inside is penetrated so that the hinge shaft 300 moves.

The hinge shaft 2 insertion hole 235 is configured to penetrate the hinge convex part 220 in the longitudinal direction.

1c, the hinge convex part 220 of the second hinge part 200 is inserted into the hinge part 120 of the first hinge part 100, and the hinge shaft 1 insertion hole 135, 136 configured in the hinge support 130 is hinged. It is a view showing an exploded perspective view of inserting the shaft (300).

2A is a view showing a state in which the hinge convex part 220 is inserted into the hinge part 120 .

The hinge shaft 300 is configured to be inserted through the first hinge shaft insertion holes 135 and 136 and the hinge shaft 2 insertion hole 235 .

2B and 2C, it is as follows.

Since the hinge shaft 1 insertion hole 135 and 136 and the hinge shaft 300 are configured to move the hinge shaft 2 insertion hole 235 configured in the long direction of the hinge shaft 2 insertion hole 235 in the long direction, the The hinge convex part 220 and the hinge part 120 move in a direction spaced apart from each other.

According to FIGS. 2D and 2E, it is as follows.

FIG. 2D is a view showing a configuration in a state in which the hinge convex part 220 can be rotated in a right angle direction in the direction of the folding recess part configured on one side of the hinge support 130 .

According to FIG. 2E, the second hinge piece 200 is configured to be fixed to each other with the first hinge piece 100, and can be rotated and moved in a right angle direction according to the user's request, so that it can be freely rotated by 90 degrees. It's about a folding device.

As shown in Figure 1a, the first hinge piece 100 is configured as follows.

Here, the hinge support 130 is preferably configured in a U-shape.

Here, the first hinge piece 100 and the second hinge piece 200 constitute a first hinge wing part 110 and a second hinge wing part 210, respectively.

The first hinge wing part 110 and the second hinge wing part 210 are provided with binding holes 151 , 152 , 251,252 to be inserted into the plate material so that the plate material can be fixed and rotated in a right angle or vertical direction. It is preferable to configure

As shown in Figure 1b, the hinge portion 120 is preferably configured as a through hole.

In the drawing, it is composed of a rectangular through-hole.

Here, it is preferable that the positions of the first hinge shaft insertion holes 135 and 136 are determined according to the thickness and rotation angle of the hinge convex portion 220 of the second hinge piece 200 .

In the drawing, the hinge shaft 1 insertion holes 135 and 136 are configured in the upper direction than the surface of the folding recess 140 .

With this configuration, the hinge shaft 1 insertion holes 135 and 136 are formed at 1/2 of the thickness of the hinge convex part 220 and higher than the bottom of the folding recess 140, and rotate 90 degrees about the hinge shaft in a direction perpendicular to each other. can do.

If the component part of the hinge shaft 1 insertion hole 135 and 136 is higher than 1/2 of the thickness of the hinge convex part than the bottom bottom of the folding recess 140, it can be rotated more than 90 degrees.

Conversely, if the components of the hinge shaft 1 insertion holes 135 and 136 are less than 1/2 of the thickness of the hinge protrusion than the bottom bottom of the folding recess 140, it can be rotated by 90 degrees or less.

According to the present invention, the folding device to which different plates are attached is configured to be fixed and rotated around 90 degrees depending on the height of the hinge shaft 1 insertion hole.

What will be described below is a view showing that the folding device is applied to a plate material as described above.

Referring to Figures 3a and 3b, it is as follows.

Figure 3a shows that the first hinge pin 100 and the second hinge pin 200 are coupled to the plate material, respectively, and the first plate material 500 and the second plate material 600 are fixedly coupled to each other.

That is, it shows the state of FIG. 2A.

Figure 3b is a view showing the first hinge pin 100 and the second hinge pin 200 are spaced apart from each other and rotated by 90 degrees.

That is, it is a diagram showing a state completely rotated by 90 degrees in FIG. 2E while rotating as shown in FIG. 2D after being pulled apart from FIG. 2A by 2B or 2C.

3a, the hinge convex part 220 is firmly inserted into the hinge part 120 to maintain the plate materials coupled thereto in a solid state, and then to make the plates perpendicular to each other, the process of the steps of FIGS. 2a to 2e It is possible to rotate through 90 degrees.

The terms or words used in the present specification and claims should not be construed as being limited to their ordinary or dictionary meanings, and the inventor may properly define the concept of the term in order to best describe his invention. It should be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle that there is.

Accordingly, the embodiments described in this specification and the configurations shown in the drawings are only the most preferred embodiment of the present invention, and do not represent all of the technical spirit of the present invention, so at the time of the present application, they can be replaced It should be understood that various equivalents and variations may exist.

100: first hinge piece 110: first hinge wing portion 120: hinge portion 130: hinge support
135,136: Hinge shaft 1 insertion hole 140: Folding recess 151,152,251,252: Fastening hole
200: second hinge piece 210: second hinge wing portion 220: hinge convex portion 235: hinge shaft 2 insertion hole
300: hinge shaft 400: folding device 500: first plate 600: second plate

Claims (5)

a first hinge piece;
a hinge support formed on the first hinge piece;
a hinge part configured to insert a hinge convex part configured on a second hinge piece into the central portion of the hinge support;
two hinge shaft 1 insertion holes configured to be spaced apart from each other on the hinge support;
In the hinge convex part of the second hinge piece, a hinge shaft 2 insertion hole is configured so as to be longitudinal in the convex part direction,
The hinge shaft 2 insertion hole is configured to penetrate the hinge convex portion in the longitudinal direction,
Inserting the hinge convex part into the hinge part,
A hinge shaft is configured to be inserted into the hinge shaft 1 insertion hole and the hinge shaft 2 insertion hole,
Since the hinge shaft 1 insertion hole and the hinge shaft are configured to move the hinge shaft 2 insertion hole configured in the long direction of the hinge shaft 2 insertion hole in the long direction,
The hinge convex part and the hinge convex part are moved in a direction spaced apart from each other to rotate the hinge convex part in a direction at right angles to the folding recessed part formed on one side of the hinge support base,
Fixed and rotationally free folding device, characterized in that the second hinge piece and the first hinge piece are fixed to each other and configured to be rotated and moved in a right angle direction according to a user's request. [2] The folding device according to claim 1, wherein the hinge support is formed in a U-shape. The method according to claim 1, wherein the first hinge piece and the second hinge piece constitute a first hinge wing part and a second hinge wing part, respectively,
Fixed and rotated, characterized in that the first hinge wing portion and the second hinge wing portion are configured to be fixed and rotationally movable in a right angle or vertical direction by configuring a binding hole to be inserted into the plate material. Free folding device. [Claim 2] The folding device according to claim 1, wherein the hinge part is formed of a through hole. The folding device according to claim 1, wherein a position of the first hinge shaft insertion hole is determined according to a thickness and a rotation angle of the hinge convex portion of the second hinge piece.

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