JPH0239015Y2 - - Google Patents

Description

[Detailed description of the invention] This invention consists of a male body attached to the lid plate of the bag and a female body attached to the front plate of the bag body, and these male bodies and female bodies can be easily engaged and disengaged with a single touch. The present invention relates to a bag lock made of semi-hard synthetic resin, which allows the bag to be opened and closed reliably and easily.

An embodiment of the present invention will be described in detail below with reference to the drawings.

In the figure, 1 is the lid plate of the bag, 2 is the front plate of the bag body, 3 is a male body fixed to the lid plate 1, 4 is a female body to be attached to the front plate 2 of the bag body, and these male bodies 3 and the female body 4 are both molded and manufactured from semi-hard synthetic resin.

At the upper part of the male body 3, as shown in FIG. 4, there is provided a recessed groove part 5 consisting of a front plate 5a and a rear plate 5b, which are erected at an interval corresponding to the thickness of the lid plate 1 of the bag. Elongated holes 6 and 6a are formed in the horizontal direction at opposing positions of the front plate 5a and the rear plate 5b, respectively. Therefore, in order to securely attach the male body 3 to the lid plate 1 of the bag, a fastening piece 8, which has a projecting portion 7 that can be inserted into the elongated holes 6, 6a, is provided separately from the main body of the male body 3. After the lid plate 1 of the bag is inserted between the front plate 5a and the rear plate 5b of the concave groove 5 of the male body 1, the protrusion of the fastening piece 8 is inserted as shown in FIG. The part 7 is inserted through the long hole 6 of the front plate 5a of the male body 3 to pass through the lid plate 1 of the bag, and the protrusion 7 is inserted through the long hole 6a of the rear plate 5b of the male body 3. The male body 3 is fixed to the lid plate 1 of the bag by caulking the tip of the protrusion 7 of the fastening piece 8 that protrudes to the rear of the plate 5b. Further, below the concave groove part 5 of the male body 3, there are key-shaped parts 9a, 9a whose tips are bent outward in a key-shape and whose lower outer surfaces are formed obliquely, as shown in FIG. The provided key rods 9, 9 are provided to protrude downward at a predetermined interval, and a protruding rod 10 of an appropriate length is provided midway between the key rods 9, 9 to protrude downward. has been done.

Next, the female body 4 is attached to the front plate 1 as shown in FIG.
1, a rear plate 12, a keyhole piece 13, and a stopper 14 fitted thereto, and a circular hole 15 into which the keyhole piece 13 can be inserted is bored at a slightly lower center of the front plate 11. ing. At both ends of the upper part of the front plate 11, cylinders 17, 17, which can be inserted into circular holes 16, 16 provided at both ends of the upper part of the rear plate 12, protrude toward the rear plate 12. The circular hole 1 at the lower center of 11
A cylindrical column 19 is protruded below the rear plate 12 and can be inserted into a circular hole 18 formed in the lower center of the rear plate 12.

Further, on both sides of the inner surface of the front plate 11 of the female body 4, the upper ends are fixed near the roots of the cylinders 17, 17,
Knob pieces 20, 2 for locking a key stick, each of which has its lower tips bent outward and whose lower part can be swung slightly from side to side due to elasticity.
0, and the outwardly bent lower end surfaces 20a, 20a are formed in a jagged shape to prevent slipping. On both sides of the rear plate 12 of the female body 4, there are recesses 21 and 2 provided at both ends of the front plate 11.
There are projecting plates 22, 22 that can be fitted into the male body 3, and in the center of the surface of the rear plate 12 facing the front plate 11, there are projecting plates 22, 22 that can be fitted into the male body 3. Two vertically elongated projecting pieces 23, 23 are provided in a protruding manner in parallel with each other in the vertical direction. Further, on both sides thereof, there are key bar retaining pieces 24, 24 which lock the key-shaped portions 9a, 9a at the tips of the key bars 9, 9, with an interval that allows the key bars 9, 9 of the male body 3 to be inserted therethrough. A bar-shaped portion 13a of the keyhole piece 13 is provided at a position facing the circular hole 15 of the front plate 11 of the rear plate 12 of the female body 4.
a circular groove 25 into which the outer end of the stopper 14 is fitted;
is installed protrudingly.

To combine the male body 3 and the female body 4 as described above, insert the rod-shaped part 13a of the keyhole piece 13 into the circular hole 15 of the front plate 11 of the female body 4 from the outside of the front plate 11.
After the keyhole piece 13 is fixed to the front plate 11 by fitting a stopper to the tip of the rod-shaped part 13a of the keyhole piece 13 protruding inwardly, the cylinder 1 is protruded from the front plate 11 of the female body 4.
7, 17 and 19 into the circular hole 16 of the rear plate 12 of the female body 4,
16 and 18, and the rear plate 12
The projecting plates 22, 22 on both sides of the front plate 11 are fitted into the recesses 21, 21 on both sides of the front plate 11 to combine the front plate 11 and the rear plate 12, and as shown in FIG.
Place the front plate 2 of the bag body on the outside of 2, and
The cylinders 17, 17 and 19 which are to be protruded further are passed through the front plate 2 of the bag body, and a pad 26 which is made with an appropriate hole is applied to the outside of the cylinders 17, 17 and 19, so that the cylinders 17, 17 and 19 which can be protruded outward are fitted. The female body 4 is fixed to the front plate 2 of the bag body by caulking the ends.

engaging the male body 3 and the female body 4 made up of the above parts;
Alternatively, the bag can be opened and closed by detaching it.Next, the opening/closing method and operation will be explained.

First, as shown in FIG. 7, the key-shaped parts 9a, 9a at the tips of the key bars 9, 9 protruding below the male body 3 are connected to the protruding pieces 23, 23 of the female body 4 and the key bar stop on the outside thereof. Piece 2
4, 24, and push the male body 3 from above, the key-shaped parts 9a, 9a at the tips of the key bars 9, 9 will be inserted into the tips of the key bar retaining pieces 24, 24, as shown in FIG. The male body 3 and the female body 4 are fixed by being engaged with the male body 3 and the female body 4. A key (not shown) inserted into the keyhole of the keyhole piece 13
Turn the protrusion 14 of the catch 14 as shown in FIG.
When a and 14a are in the horizontal position, the protrusion 14
a, 14a are the key-shaped parts 9a, 9 at the tips of the key sticks 9, 9
Since the key-shaped parts 9a, 9a at the tip of the key stick 9 remain locked to the key stick retaining pieces 24, 24 and cannot be removed, the bag is in a locked state, and the knob Even if the pieces 20, 20 are pushed from the outside, the key sticks 9, 9 do not move, so that the bag cannot be opened. To open this bag, insert the key into the keyhole, rotate it 90 degrees, and rotate the protrusions 14a, 14a of the clasp 14 in the vertical direction as shown in FIG. 6 or 7. When this is done, the key sticks 9, 9, which were pressed from the inside by the protrusions 14a, 14a of the stopper 14, are free to swing left and right, so the knob pieces 20, 20 can be moved inward as shown by the arrows in FIG. When pushed to, the key sticks 9, 9 will come off from the key stick retaining pieces 24, 24, but
In this case, the key-shaped parts 9a, 9a at the tips of the key sticks 9, 9
has a slanted bottom surface with the top facing outward, so that the key-shaped parts 9a, 9a are connected to the knob pieces 20,
20 are pushed inward by the protruding pieces 20b, 20b, so the key sticks 9, 9 are pushed upward, and therefore, the male body 3 separates from the female body 4 and pops out upward as shown in FIG. , the lid plate 1 of the bag is designed to be opened automatically.

As mentioned above, this invention is made of semi-rigid synthetic resin, so it is easy to mold and manufacture, has a small number of parts, and is easy to assemble and install. Simply push the male key stick into the female body attached to the front panel of the bag body, and the key-shaped part at the tip of the key stick will be locked to the female key stick stopper to keep the bag closed. In addition, when opening the bag, the key stick can be removed from the key pin stop piece with a one-touch operation by turning the stopper on the keyhole piece up and down and then pushing in the tips of the knob pieces from both sides. Because the lower surface of the key-shaped part at the tip of the key stick is slanted, when the key stick is pushed upward, the male body is pushed upward away from the female body, and the bag is automatically opened. This has the effect that opening and closing the bag can be done simply and easily with just one touch operation.

[Brief explanation of drawings]

Figure 1 is a front view of a bag with the bag lock of the present invention attached, with the lid closed and locked, and Figure 2 is A-A of Figure 1.
The line sectional view, FIG. 3, shows the state shown in FIG. 1,
Figure 4 is an exploded perspective view of the male body attached to the lid of the bag; Figure 5 is the female body attached to the front plate of the bag body. Fig. 6 is an exploded perspective view of the male body shown in Fig. 3, and Fig. 6 is a longitudinal sectional front view showing the state in which the knob piece is pressed in order to release the lock of the male body and the female body and separate the male body from the female body. FIG. 2 is a longitudinal sectional front view of the bag with the lid plate open. 1... Lid plate of the bag, 2... Front plate of the bag body, 3...
Male body, 4...Female body, 5...Concave groove in the upper part of the male body,
6, 6a...Long hole, 8...Fixing piece, 9, 9...Key bar, 10...Protrusion bar, 11...Front plate of female body 4, 12
... Rear plate of female body 4, 13 ... Keyhole piece, 14 ... Clasp, 15, 16, 16, 18 ... Round hole, 17,
17, 19... Cylinder, 20, 20... Knob piece,
21, 21... recess, 22, 22... veneer, 2
3, 23... Protruding piece, 24, 24... Key bar stopper piece,
25... Circular groove, 26... Pad.

Claims (1)

[Scope of utility model registration request] A groove part 5 is provided in the upper part of the front plate 5a and the rear plate 5b, each having a horizontal long hole 6, 6a, and the lower part of the groove part 5 is bent outward on both sides of the groove part 5. , and key rods 9, 9 with oblique key-shaped portions 9a, 9a on the lower surfaces of their tips, protruding rods 10 protruding downward between them, and fastening pieces 8 provided separately. A bag lid plate 1 in which the protrusion 7 is sandwiched between the elongated holes 6, 6a of the front plate 5a and rear plate 5b of the groove portion 5, and between the front plate 5a and the rear plate 5b.
A male body 3 made of semi-hard synthetic resin is formed so that it can be inserted through it, a circular hole 15 is provided in the lower center, and cylinders 17 and 1 are provided on both sides of the upper part and below the circular hole 15, respectively.
7 and 19, the upper end of which is continuous to the vicinity of the roots of the cylinders 17 and 17, the lower part of which is bent outward, and which is formed so as to be able to swing slightly from side to side due to elasticity. The front plate 11 is provided with knob pieces 20, 20 for stopping, and the rear plate 12 that engages with this front plate 11 has cylinders 17, 17 and 19 of the front plate 11.
Circular holes 16, 16, and 18 through which these cylinders 17, 17, and 19 can be inserted are bored at symmetrical positions, and a circular groove 25 is bored at a position corresponding to the circular hole 15 of the front plate 11. , protrusions 23, 23 are protrudingly provided in the center of the surface of the rear plate 12 facing the front plate 11 with a width that allows the protrusion rod 10 of the male body 3 to be inserted, and the male body 3 is provided on both sides of the protrusion. The key-shaped portion 9 at the tip of the key stick 9, 9 is spaced apart from the key stick 9, 9 through which the key stick 9, 9 can be inserted.
It consists of a female body made of semi-rigid synthetic resin on which protruding key rod retaining pieces 24, 24 for locking the key rods 4 and 9a are attached, and the columns 17, 17, and 19 of the front plate 11 of the female body 4 are connected to the rear plate. 12 circular holes 16, 16, and 18 to join the front plate 11 and rear plate 12 of the female body 4, the lock 14 is engaged with the rod-shaped portion 13a of the keyhole piece 13. The hole piece 13 is connected to the circular hole 15 of the front plate 11 of the female body 4 and the rear plate 1.
2, and when the male body 3 and the female body 4 are engaged, the key of the male body 3 is secured by the protrusions 14a, 14a which protrude to the left and right of the clasp 14 of the keyhole piece. The lower ends of the rods 9, 9 are pressed from inside and the key-shaped parts 9a, 9a at the tips of the key rods are attached to the key rod retaining pieces 24, 2 of the female body 4.
4. A bag lock, characterized in that the bag is closed by engaging the lock.