KR200476165Y1 - A bag with induced magnetic locking device - Google Patents

Abstract

More specifically, the cover is fixed to the main body by using a mechanical locking device having a coupling protrusion and a binding hole. By installing a magnet on the main body, In order to allow the binding protrusion to be automatically attached to the binding hole and to be able to guide the binding direction, it is also possible to provide a locking device which is provided on each of the opposite faces of the main body sheet and the cover sheet of the bag, Wherein a first opposing plate that can be attached to the magnet is provided on one side of the opposing surfaces, a coupling protrusion having a rectangular cross section is rotatably protruded from the center of the first opposing plate, On the other side of the opposed surfaces, the coupling protrusions are inserted to prevent the detachment of the coupling protrusions when the coupling protrusions are rotated, Wherein the first opposing plate is provided with a first opposing plate and the second opposing plate is provided with a first magnet and a second magnet on both sides of the second opposing plate so that each magnet can be attached to both opposing surfaces of the first opposing plate, A bag provided with a locking device is provided.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a bag having a magnetic induction locking device,

The present invention relates to a bag provided with a magnetic force guiding locking device for guiding a locking position by a magnetic force.

BACKGROUND ART [0002] Generally, a bag includes a main body in which a space is formed therein and an upper end thereof is opened so as to accommodate various items such as small items or documents, and a cover for covering an upper opening of the main body, There is provided a locking device for fixing the cover to the main body when the cover is covered, and the locking device is manufactured in various forms.

For example, Korean Utility Model Publication No. 2001-0000532 (Patent Document 1) discloses a magnetic hook for covering and fixing a lid constituting a bag to a main body, and has an insertion groove formed at the center of the front surface thereof, A magnetic body having a stationary liver on its rear surface; And a coupling protrusion which is inserted into and coupled with the insertion groove of the magnetic body is formed on the entire surface in a plate-like circular shape having a size corresponding to the magnetic body, and a fixed fastener is formed on the rear surface, The safety wall plate having the height is formed along the edge of the plate so that the safety wall plate of the fastener surrounds the magnetic body so that the binding state of the hook can be prevented from being easily released even if a lateral external force is applied to the cover. .

As another example, in Korean Patent Laid-Open Publication No. 2013-0036397 (Patent Document 2), a magnet such as a Neodymium magnet or a SmCo-Magnet having a super strong magnetism is formed as a snap button The wearer can easily lock or unlock the garment or the bag, and the one end of the magnet button is fastened to the strong magnet N pole of the magnet button or the magnet A super-strong magnet button provided on one side of any one of the magnets selected in the S-pole has been proposed.

However, most lock devices for bags, including Patent Documents 1 and 2, have a structure in which the locking device is fixed only by the magnetic force of the magnet. Therefore, when the bag containing the heavy object is lifted while the cover is fixed, And in this case, the main body is opened, and the internal object is poured.

Further, when a magnet having a strong magnetic force is used to improve the fastening force of the locking device, the magnet cost is high and the manufacturing cost is increased, and a strong force is required to open the cover. There is a problem.

1. Korean Utility Model Publication No. 2001-0000532 (published on January 15, 2001) 2. Korean Patent Laid-Open Publication No. 2013-0036397 (published on April 12, 2013)

In order to solve the problems of the related art described above, the cover is fixed to the main body by using a mechanical locking device having a coupling protrusion and a binding hole, and a magnet is attached to the main body. And an object of the present invention is to provide a bag provided with a magnetic induction locking device capable of guiding a binding direction such that the binding protrusion automatically faces the binding hole.

In order to achieve the above object, the present invention provides a bag provided with a locking device which is provided on each of opposing surfaces of a main body sheet of a bag and a cover sheet and is engaged by rotation, A first opposing plate is provided, and a coupling protrusion having a rectangular cross section is rotatably protruded at the center of the first opposing plate, and the coupling protrusion is inserted into the other of the opposing surfaces, The first and second magnets are disposed on both sides of the second counter plate so that the first and second magnets are opposed to the first and second counter plates, respectively, And is attachable to both opposing surfaces of the housing.

According to the present invention, there is provided a rotary locking device having a coupling protrusion and a coupling hole for fixing the bag body and the cover, wherein a magnet is provided on each side of the coupling hole and a metal plate capable of attaching to the magnet is provided on the coupling protrusion, There is an advantage that the locking operation is quick and very convenient because the binding direction is guided so that the binding projections are automatically directed to the binding holes by the same magnetic force acting on them.

Further, in the case of a bag in which the cover sheet is bound to the inside of the main body sheet, the locking portion can not be seen with the naked eye, which makes it difficult to bind. However, when the locking device of the illustrated embodiment is applied, the locking device can be easily and conveniently fastened.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall perspective view of a bag provided with a magnetically guided locking device according to an embodiment of the present invention; FIG.
Fig. 2 is a cross-sectional view of the locking device taken along line AA in Fig. 1; Fig.
FIG. 3 is an enlarged perspective view of a bag provided with a magnet guiding lock device according to an embodiment of the present invention, showing a state before locking of a locking device. FIG.
4 is a conceptual view showing a process in which a locking device is guided from a bag equipped with a magnetically guided locking device according to an embodiment of the present invention to a magnet.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention. It is not intended to be exhaustive or to limit the invention to the precise form disclosed, and it is to be understood that the spirit and scope of the present invention encompasses conventional variations, equivalents, and alternatives in the illustrated form.

FIG. 1 is a perspective view of a bag having a magnet guiding locking device according to an embodiment of the present invention, FIG. 2 is a cross-sectional view cut along line AA in FIG. 1, Fig. 2 is an enlarged perspective view of a bag having a magnet guiding lock device according to an embodiment of the present invention. Fig.

Prior to the description with reference to the drawings, the term 'opposite surface' will be used in the following description, wherein the 'opposite surface' is a bag configured to fix a cover to a body by a locking device, Refers to the side facing each other.

1, the cover sheet 2 is fixed in a state in which the cover sheet 2 is inserted into the inside of the main body sheet 1, so that the 'opposite surface' And the outer surface of the cover sheet 2. In the description of the reference numerals, the term " opposite " is used, and the term " opposite " refers to a surface facing each other when fixing the cover sheet to the main body sheet by using a locking device.

1 to 3, the bag of the present invention is bound to each other by a rotary lock device in a state in which the opposing faces of the body sheet 1 and the cover sheet are in contact with each other.

A first fixing member 10 is provided on the main body sheet 1 and a rotating means 20 for locking and disengaging is provided at the center of the first fixing member 10, The second fixing piece 30 is provided. At this time, it is preferable that the pair of first magnets 40a and the pair of magnets 40b are installed on the second fixing piece 30.

The first fixing piece 10 includes a first opposing plate 11 provided on an inner surface of the main body sheet 1 or an opposing surface thereof and a first supporting plate The first opposing plate 11 and the first supporting plate 12 are fixed to each other by fastening means such as bolts with the body sheet 1 therebetween. At this time, at least the first opposing plate 11 is made of a metal plate so as to be attached to the magnet.

The rotating means 20 includes a connecting rod 23 passing through a center portion of the first fixing piece 10 and a coupling protrusion 22 formed at an end portion facing the opposite surface of the connecting rod 23, And a knob 21 formed at the other end of the rod 23.

The knob 21 is exposed on the outer surface of the main body seat 1 so that the user can rotate clockwise or counterclockwise at an angle of 90 and the coupling protrusion 22 rotates together with the rotation. At this time, the coupling protrusion 22 has a rectangular cross section.

The second fixing piece 30 includes a second opposing plate 31 provided on the outer side surface of the cover sheet 2, that is, the opposing surface, and a second supporting plate (not shown) provided on the inner side surface of the cover sheet 2 32 and the second opposing plate 31 and the second supporting plate 32 can be mutually fixed with the cover sheet 2 interposed therebetween.

At this time, a binding hole 33 in the shape of an elongated circle is formed in the center of the second counter plate 31 so that the coupling protrusion 22 can pass therethrough, and the second counter plate 31, A space 34 is formed between the fastening protrusion 22 and the fastening protrusion 32 so as to be rotatable when the fastening protrusion 22 is inserted through the fastening hole 33.

When the knob 21 is rotated by 90 degrees when the coupling protrusion 22 is inserted into the coupling hole 33, the coupling protrusion 22 and the coupling hole 33 in the shape of a circle are mutually crossed It is possible to fix the cover sheet 2 to the main body sheet 1 by preventing the detaching projection 22 from coming off.

The first and second magnets 40a and 40b are spaced apart from each other by a predetermined distance on both sides of the second counter plate 31. The first counter plate 11 is made of a metal material The main body sheet 1 and the cover sheet 2 can be attached to each other by the magnetic force when the facing surfaces of the main body sheet 1 and the cover sheet 2 are close to each other.

When the auxiliary sheet 41 is attached to the outer surface of the cover sheet 2 by sewing or the like and the magnets 40a and 40b are installed in the auxiliary sheet 41, 40b are interposed between the cover sheet 2 and the auxiliary sheet 41, it is possible to prevent the magnets from being exposed.

As a preferred embodiment, the first opposing plate 11 is formed in an elliptical shape having a long length in the up-and-down direction, and the magnets 40a and 40b may be manufactured in the form of a bar having a long length in the up- Each of the magnets 40a and 40b is arranged symmetrically up and down with respect to the horizontal line of the center of the binding hole 33 and symmetrically disposed laterally symmetrically with respect to the vertical line of the center of the binding hole 33, It is possible to automatically induce the coupling protrusion 22 to be inserted toward the binding hole 33 when the facing surfaces of the cover sheet 1 and the cover sheet 2 are close to each other.

FIG. 4 is a conceptual diagram showing a process of guiding a locking device to a magnet in a bag equipped with a magnetically guided locking device according to an embodiment of the present invention.

When the centers of the first opposing plate 11 and the second opposing plate 31 are shifted up and down as shown in FIG. 4 (a), the magnets 40a and 40b and the first opposing plate 11 are not symmetrical with respect to each other. That is, since the contact area of the upper side with respect to the first opposing plate 11 is larger than the lower side with respect to the center of each of the magnets 40a and 40b, each of the magnets 40a and 40b rises 4 (c).

This is the same principle as when two rod magnets are automatically aligned with each other when they are attached to each other longitudinally.

4 (b), when the centers of the first opposing plate 11 and the second opposing plate 31 come close to each other in a leftwardly and rightwardly displaced state, the respective magnets 40a, Since the left and right sides of the attachment areas between the plates 11 are not symmetrical with respect to each other, each of the magnets 40a and 40b is moved to the right and attached as shown in FIG.

Therefore, the coupling protrusion 22 protruding from the first counter plate 11 and the coupling hole 33 formed at the center of the second counter plate 31 can be guided to coincide with each other.

1 to 3, the first opposing plate 11 is provided on the opposite surface of the main body sheet 1 and the second opposing plate 31 is provided on the opposite surface of the cover sheet 2 So that the outer surface of the cover sheet 2 adheres to the inner surface of the main body sheet 1.

However, according to the technical idea of the present invention described above, even in the case of a bag in which the cover sheet is fixed to the outer surface of the main body sheet, although not shown, the first opposing plate 11 provided with the coupling protrusions 22, It is also possible to fix the second opposing plate 31 with the binding hole 33 formed on the opposing face (inner face) on the opposite face (outer face) of the main body sheet.

Thus, by providing a first opposing plate having binding projections on one side of each of the opposing faces of the main body sheet and the cover sheet, and providing a second opposing plate having binding holes on the other side of each of the opposing faces, Can be achieved.

While the invention has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. It will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined in the appended claims. It will not.

1 ... body sheet 2 ... cover sheet 3 ... handle
10 ... first fixing piece 11 ... first opposing plate
12 ... first support plate
20 ... rotation binding means 21 ... knob
22 ... coupling projections 23 ... connection rods
30 ... second fixing piece 31 ... second opposing plate
32 ... second support plate 33 ... binding hole 34 ... binding space
40a ... first magnet 40b ... second magnet 41 ... auxiliary sheet

Claims (6)

A first opposing plate which is attachable to a magnet is provided on one surface of each of the opposing surfaces of the main body sheet and the cover sheet of the bag which are mutually brought into contact with each other by a locking device, And a second opposing plate formed with a binding hole in a center circle at a center thereof so as to prevent the detachment of the binding protrusion during rotation when the binding protrusion is inserted into the other surface of the opposing face,
The first magnet and the second magnet are spaced apart from each other on both left and right sides of the second counter plate so that the respective magnets can be attached to both opposing surfaces of the first counter plate,
Wherein the first and second magnets are symmetrically symmetrical to each other at the center of the binding hole and symmetrically arranged up and down so that the first opposing plate is opposed to the second opposing plate Wherein the coupling protrusion is guided to the coupling hole by magnetic force balance between each magnet and the first opposing plate when the magnetic coupling is brought close to the plate.
delete The method according to claim 1,
Wherein the first opposing plate is provided on an opposite surface of the main body sheet and the second opposing plate is provided on an opposing surface of the cover sheet and the outer surface of the cover sheet is in contact with the inner surface of the main body sheet. A bag provided with a magnetic induction lock.
The method of claim 3,
A first support plate is formed on an outer surface of the main body sheet so as to be mutually fixed to the first counter plate with a main sheet interposed therebetween. The coupling protrusion includes a connection rod passing through the first counter plate and the second counter plate And the other end of the connecting rod is provided with a knob for rotating the coupling protrusion.
The method of claim 3,
A second support plate fixed to the second counter plate with a cover sheet interposed therebetween is formed on an inner surface of the cover sheet and the coupling protrusion is inserted between the second counter plate and the second support plate, Wherein a space for allowing the magnetic induction locking device is formed.
The method of claim 3,
Wherein the magnet is interposed between an outer surface of the cover sheet and an auxiliary sheet attached to an outer surface of the cover sheet.

Images