JP2002106220A - Magnetic bag lock - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a magnetic bag lock capable of allowing a person to distinguish a locking state and an unlocking state from the external. SOLUTION: A bag lock body 20 of the magnetic bag lock 10 is composed of a body cover 21 and a body base 22. A lock device 30 is composed of a rotor 31 having a magnet holding part 33 and a cam body 50 fixed to the same. The body cover 21 and the body base 22 are connected through a link 63 rotatable on a pivot part 65, and a slider 61 is moved through the pivot part 62 by the rotation of the body cover 21, whereby a locking piece mounted on a flap of the bag is locked and unlocked. When the rotor 31 and the cam body 50 are rotated by a magnet key, a display body 40 is moved by a display body cam part 51 of the cam body 50, and one of the displays respectively indicating the locking and unlocking states, and formed on a display board part 41 of the display body 40 is moved under a display window 24, whereby a person can distinguish the locking state and the unlocking state from the external. 52 is a locking part for locking the body cover 21 in a clearance 27, and 70 is a temporary lock for rotating the body cover 21 in a state of unlocking. The magnet is covered by the brass to prevent its abrasion.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magnetic bag lock which is locked and released using a magnet key.

[0002]

2. Description of the Related Art In a bag lock used for locking a bag, a magnetic bag lock which is locked and released by a magnet key is conventionally known. However, there is no means for indicating whether the lock is locked or released, and the user often feels inconvenience in using the lock.

[0003]

SUMMARY OF THE INVENTION According to the present invention, in order to solve the above-mentioned drawbacks, in a bag lock operated by using a magnet key, a display is arranged so as to be slidable in response to rotation of a lock device. A magnet bag lock is provided which is provided with a display at a predetermined position of the display body to indicate that the bag lock is locked and released.

[0004]

FIG. 1 is a sectional view of a magnetic bag lock 10 according to the present invention. A bag lock main body 20 comprises a main body cover 21 and a main body base 22.
Can rotate around the pivot 62 in the direction of arrow T (ie, counterclockwise) with respect to the main body base 22. The lock device 30 includes a rotor 31 rotated by a magnet key.
And a cam body 50 fixed to the rotor 31.

The display body 40 is disposed below the main body cover 21 in contact with the cam body 50. When the rotor 31 is rotated by the magnet key to put the locking device 30 in the locked state or the released state of the bag lock, the display body slides right and left in the drawing by the display body driving cam portion 51 of the cam body 50. Display body 40
If a display indicating when locked and when released is provided on the surface of the device and a display window 24 is provided on the main body cover 21 so that the display can be made, it is possible to directly identify whether locked or opened.

[0006]

1 is a sectional view of a magnetic bag lock according to the present invention, and FIG. 2 is a plan view showing a main part of a display device when FIG. 1 is viewed from an R direction. The bag lock main body 20 of the magnetic bag lock 10 of the present invention comprises a main body cover 21 and a main body base 22. The body cover 21 is connected to the body base 22 by a link 63 attached between a pivot 65 attached to the body base 22 and a pivot 64 attached to the body cover 21, and is connected in the direction of arrow T ( That is, it can rotate in the counterclockwise direction).

The lock device 30 includes a rotor 31 rotated by a magnet key, and a cam body 50 fixed to the rotor 31 and rotated simultaneously. The display body 40 is provided below the main body cover 21 in contact with the cam body 50.
Are arranged. The display body 40 is in contact with the display body driving cam portion 51 of the cam body 50. A locking portion 52 for locking the rotation of the main body cover 21 is formed at the other end of the cam body 50.

The display body 40 is composed of a display plate portion 41 which is in contact with the lower part of the main body cover 21 and a contact portion 42 of a cam which is in contact with the display body driving cam portion 51. Indications indicating when the lock is locked and when the lock is released are provided at predetermined positions on the surface of the display panel, and can be seen through a display window 24 provided in the main body cover 21.

Reference numeral 60 denotes a slider portion. When the slider main body 61 is pivotally supported by the main body cover 21 at the pivotal support portion 62 and the main body cover 21 rotates counterclockwise (S direction around the pivotal support portion 65). Link 63 that rotates
The slider body 61 slides in the W direction. 25 is a slider cover. 70 is a temporary lock, which is normally urged to the right by a spring,
The hook portion 72 is engaged with the locking portion 26 of the main body base 22 to prevent the main body cover 21 from rotating counterclockwise.

As shown by a two-dot chain line in FIG. 2, a locking piece 80 is attached to the lid of the bag, and when the lid of the bag is closed, the locking piece 80 is moved to the bag lock main body 2 as shown by arrow K.
0 is inserted into the recess of the slider body 61 from the side of
When the main body cover 21 is closed as shown in FIG. 1, the slider main body moves to the left and is in the state shown in the drawing, and the locking portion 66 of the slider main body 61 and the hook portion 81 of the locking piece 80 are engaged, and the bag The lid is locked. The locking portion 52 of the main body cover of the cam body 50 can pass through the gap 27 of the main body base 22 when the bag lock 10 is at the release position, but can pass through the gap 27 at the lock position rotated by 90 degrees. The main body cover 21 is also prevented from rotating.

FIG. 3 shows the structure of the rotor 31. The rotor 31 is provided with a plurality of magnet holding portions 33, and the main body cover 21 is provided with the magnet fitting concave portions 23 corresponding to the magnet holding portions 33. The magnet 34 in the holding portion 33 is urged by the spring 35 and enters the fitting recess 23, and the magnet is moved by the rotor 31 and the fitting recess 2.
3, the rotor 31 cannot rotate relative to the main body cover 21. (State when locked)

There is a possibility that the magnet 34 will be worn out while entering and leaving the fitting recess 23 and cannot function properly. Thus, by wearing the brass cover 35 on the magnet 34, the wear of the magnet can be prevented.

When a magnet key having a magnet corresponding to the magnet in the magnet holding portion 33 is inserted into the key fitting concave portion 32 of the rotor 31, the magnet 34 in the holding portion 33 causes the magnet 34 in the holding portion to spring by the attraction force of the magnets. As a result, the rotor 31 moves up against the boundary surface and moves away from the boundary surface between the rotor 31 and the main body cover 21 so that the rotor 31 can rotate.

Next, the operation of the magnet bag lock of the present invention will be described. 1 and 2 show a state where the main body cover 21 is closed but not locked by a key. As described above, the magnet 34 is provided in the magnet holding portion 33 in the rotor 31 of the lock device 30.
Is inserted into the magnet insertion concave portion 23 by being pushed by the spring 35. Since the magnet 34 exists on the boundary surface between the rotor 31 and the main body cover 21, the rotor 31 cannot rotate relative to the main body cover 21.

Then, the magnet key is inserted into the key insertion recess 32.
, The magnet 34 is attracted to the magnet attached to the key, rises against the spring 35, and comes off the magnet fitting recess 23 (see FIG. 3), so that the rotor 31 can rotate. If the key is turned 90 degrees in the direction of arrow D in FIG. 2, the rotor 31 and the cam body 50 are turned 90 degrees in the direction of arrow D together. The main body cover locking portion 52 of the cam body 50 also rotates by 90 degrees, engages with the gap 27, and the main body cover 21 does not open and is locked. As described above, when the main body cover 21 is closed, the hook portion 81 of the locking piece 80 attached to the bag lid has already engaged with the locking portion 66 of the slider body 61.

The display driving cam portion 51 of the cam 50 also rotates 90 degrees in the direction of arrow D to push the contact portion 42 of the display with the cam and push the display 40 rightward in the figure. Then, the display plate portion 41 also moves rightward, and the portion where the display at the time of the lock is provided on the display plate comes below the display window 24, and it can be immediately recognized from the outside that the lock is being performed. Further, the display body 40 moves to the right and abuts on the temporary lock 70 to prevent the temporary lock 70 from moving to the left. Therefore, when locked, the temporary lock 70
Even if the pressing portion 71 is pressed, the temporary lock does not move.

When it is desired to release the lock, the magnet key is inserted into the key insertion recess 32, and is turned clockwise to the state shown in FIGS. Then, the main body cover locking portion 52 of the cam body 50 is at a position where it can pass through the gap 27, and the display plate 40 moves to the left to release the inhibition of the temporary lock 70. The portion of the display indicating the opening on the display board is located below the display window 24. The temporary lock 70 is the main body cover 21
The main body cover 21 does not move simply by releasing the lock with the magnetic key.

If you want to open the bag lid,
By pressing the pressing portion 71 of the main body 22 to release the hook portion 72 from the locking portion 26 of the main body base 22 and rotating the main body cover 21 in the T direction (counterclockwise), the locking plate 80 attached to the bag lid Hook portion 81 is the locking portion 6 of the slider 61
6 can be opened and the bag lid can be opened.

As described above, the lock device 3 is provided by the magnet key.
Each time the 0 rotor 31 is rotated, the position of the display body changes, and an indication as to whether it is locked or released appears below the display window 24 of the main body cover 21, so that it can be immediately identified from the outside. .

[0020]

As described above, the magnet bag lock of the present invention has the above-mentioned structure. Every time the magnet key is turned, a display indicating whether the lock is released or not is displayed below the display window.
It is possible to immediately identify whether the lock or the release is performed from the outside. In addition, I put a brass cover on the magnet,
Wear of the magnet can be prevented.

[Brief description of the drawings]

FIG. 1 is a sectional view of a magnetic bag lock according to the present invention.

FIG. 2 is a plan view of a main part when FIG. 1 is viewed from an R direction.

FIG. 3 is an explanatory diagram of a configuration of a rotor portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Magnet bag lock 20 Bag lock main body 21 Main body cover 22 Main body base 23 Magnet fitting concave part 24 Display window 25 Slider cover 26 Locking part 27 Gap 30 Lock device 31 Rotor 32 Key insertion concave part 33 Magnet holding part 34 Magnet 35 Spring 36 Brass Magnet cover 40 Display body 41 Display board part 42 Contact part with cam 50 Cam body 51 Display body driving cam part 52 Main body cover locking part 60 Slider part 61 Slider main body 62 Pivot part 63 Link 64 Pivot part 65 Pivot part 66 Lock Part 70 temporary fixing body 71 pressing part 72 hook part 80 locking piece 81 hook part

Claims (2)

[Claims] In a bag lock operated by using a magnet key, a display is provided so as to be slidable in response to rotation of a lock device, and the lock of the bag is locked at a predetermined position of the display. A magnetic bag lock provided with a display indicating time and release time. 2. The magnet bag lock according to claim 1, wherein a brass cover is placed over the magnet used for the lock device.