JPH0728427U - Belt locks for bags, etc. - Google Patents

Abstract

(57) [Summary] [Purpose] The key body was prevented from being accidentally separated from the lock body. [PROBLEMS] A projection 9 is formed on the upper surface of a locking device main body 1, elongated holes 10 are formed on both sides of the projection, and a locking piece 11 having a fixing leg 12 that can be inserted into the elongated hole is provided. The locking claws 14 are formed on the inner surface of the fixed leg of the locking piece so as to project from the lower surface of the top plate 13 at a distance substantially equal to the wall thickness of the locking tool body, and A stepped groove 16 through which the protrusion can be inserted is formed on the lower surface of the top plate of one piece, and in the locked state, the fixed leg of the locking piece directs the key leg 3 outward and locks the key portion 6. The key body 2 is fixed to the hole 7 so that the key body 2 does not accidentally separate from the lock body.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a belt locking device for a belt or the like that prevents the key device body from being accidentally separated from the locking device body.

[0002]

[Prior art]

 As a connecting tool for connecting belts generally used for various kinds of bags, bags and the like, there is one shown in FIG. 10, for example. That is, at one end of the locking device main body 1 formed in a hollow shape, a key insertion opening 4 for inserting two key legs 3 formed in the key device main body 2 is formed, and the locking device is A belt 5 is connected to the other end of the main body 1 and the key tool main body 2. In addition, a locking hole 7 is formed on the side surface of the locking tool body 1 for locking the key portion 6 formed at the tip of the key leg 3 of the key tool body 2, and the locking hole 7 is formed. The key release pressing piece 8 is formed so as to face the key.

When connecting by this, the key leg 3 of the key body 2 is inserted into the hollow from the key insertion opening 4 of the lock body 1 against the elasticity of the key leg 3. At the time of cutting, the elastic force of the key leg 3 causes the key portion 6 at the tip of the key leg 3 to protrude from the locking hole 7, and the key portion 6 is formed in the locking hole 7 and locked.

To release the key, the key releasing portion 8 is returned to the inside of the hollow of the locking device main body 1 by sandwiching the key releasing pressing piece 8 against the elasticity of the key leg 3 with fingers, and as it is. The key tool body 2 is pulled out from the lock tool body 1.

[0005]

[Problems to be solved by the device]

 Therefore, the attachment / detachment of the key body 2 with respect to the lock body 1 is extremely easy, but particularly in the case of releasing it, it can be realized by pressing the key releasing pressing piece 8, so that the key is released during use. The key body 2 may sometimes slip out of the lock body 1 by accidentally touching the pressing piece 8 with a hand, clothes, or the like.

Further, since the key body 2 is connected to the lock body 1 by the key portion 6 of the key leg 3, the key leg 3 is elastically formed, but This elasticity may paralyze, and the elastic force may be lost, which may result in separation.

[0007]

[Means for Solving the Problems]

 Therefore, in order to solve the above-mentioned problems, the belt locking device for a bag or the like according to the present invention has the above-mentioned conventional key locking device for a belt locking device for a belt or the like. A projection is provided on a virtual center line parallel to the release pressing piece, and a long hole parallel to the pressing piece is formed on both sides of this projection, and a lock having a fixing leg that can be inserted into the long hole. A lock claw is formed on the inside of the fixed leg of the locking piece, and a locking claw is projected from the lower surface of the top plate at a distance approximately equal to the wall thickness of the locking tool body. A stepped groove through which the protrusion can be inserted is formed on the lower surface of the top plate.

[0008]

[Action]

 That is, until the key leg of the key body is inserted into the lock body and the key portion formed at the tip of the key body is locked in the locking hole formed on the side surface of the lock body, the same as the conventional example. However, after locking the key part in the locking hole in this way, the locking piece with the fixing leg inserted into the long hole formed in the lock fitting body is moved to the key insertion opening side along the long hole. At the same time, the lock piece is locked to the projection formed on the upper surface of the lock tool body, and the key leg is securely engaged with the lock hole by the fixed leg of the lock piece to connect the lock piece, To release this, move the locking piece in the opposite direction along the long hole and press the key release pressing piece to return the key part formed at the tip of the key leg from the locking hole to the inside of the hollow. In this state, the key body is pulled out from the lock body.

[0009]

【Example】

 An embodiment of a belt locking device for a bag or the like according to the present invention will be described below with reference to FIGS. 1 to 9. The reference numerals used here are the same as those shown in FIG. The structure is basically the same.

However, reference numeral 9 is a protrusion provided on the upper surface of the locking device main body 1, and the protrusion 9 is formed on an imaginary center line parallel to the key releasing pressing piece 8. Reference numeral 10 is a long hole formed on both sides of the projection 9, and the long hole 10 is formed so as to match the number and intervals of fixed legs 12 formed on a locking piece 11 described later.

That is, in the present embodiment, the locking piece 11 is formed in a U-shaped cross section by the top plate 13 and the two fixing legs 12 and the length of the fixing leg 12 is The fixed leg 12 is formed to have a length reaching the inner side surface of the key leg 3 formed in the key body 2 when the fixed leg 12 is inserted into the slot 10 from the upper surface of the lock body 1.

Further, 14 is a locking claw formed on the inner surface of the fixed leg 12 of the locking piece 11, and the position of the locking claw 14 is in the state where the fixed leg 12 is inserted into the long hole 10 as described above. The upper surface of the locking plate 14 is formed at a distance from the lower surface of the top plate 13 that is substantially equal to the thickness of the lock hook body 1, and the lower surface of the locking claw 14 is formed as a taper 15.

Further, a groove portion 16 and a step portion 17 are formed in the center of the lower surface of the top plate 13 of the locking piece 11 toward the sliding direction of the locking piece 11, of which the groove portion 16 extends approximately in the sliding direction. By forming 90%, the end point is the step portion 17.

In the figure, 18 is a central support leg formed on the key body 2 and 19 is a belt connecting rod.

Then, the key leg 3 of the lock tool body 2 is inserted into the hollow portion of the lock tool body 1 from the key insertion opening 4 of the lock tool body 1. In this case, the key leg 3 is inserted while being deformed so as to be slightly narrowed inward along the shape in the hollow portion, and when the key leg 3 is completely inserted, the key portion 6 at the tip of the key leg 3 is locked. The key portion 6 engages with the locking hole 7 by protruding from the locking hole 7 formed on the side surface of the hanging tool body 1.

After that, the lock piece 11 is slid toward the key insertion opening 4 of the lock body 1 with the fixed leg 12 inserted in the long hole 10. Then, the key leg 3 is pushed outward by the fixed leg 12, that is, in the direction of the key release pressing piece 8, so that the engagement of the key portion 6 with the locking hole 7 is strengthened and the locking piece 11 is pressed. When the step portion 17 on the lower surface of the locking piece 11 gets over the projection 9, the backward movement of the locking piece 11 is suppressed by the projection 9, and the step portion 17 protruding from the fixed leg 12 causes the locking tool. It is fixed on the upper surface of the main body 1. As a result, the key portion 6 is completely engaged with the locking hole 7, and in this state, even if the key releasing pressing piece 8 is pressed, it is not released.

Next, when pulling out the key body 2 from the lock body 1 connected as described above, that is, when separating, the lock piece 11 is first moved in the opposite direction along the long hole 10. Heslide. In this case, the step 17 on the lower surface of the locking piece 11 must exert force so as to get over the projection 9.

When the locking piece 11 is slid in this way and the locking piece 11 is pulled out from the long hole 10, the pressing force applied to the key leg 3 until then is released, so that the key release pressing The piece 8 can be pushed, and the key portion 6 is pressed by this, so that the key portion 6 enters the hollow portion of the locking tool body 1 and the key body 2 can be pulled out as it is.

[0019]

[Effect of device]

 As described above, according to the belt locking device such as the bag according to the present invention, the key device body having at least two key legs is inserted into one end of the hollow locking device body. And a locking hole for the key portion formed at the tip of the key leg on both sides, and a belt connecting tool is formed at the other end of the locking tool body. In the locking device having the key releasing pressing piece formed along the above, a protrusion is provided on the upper surface of the locking device main body on a virtual center line parallel to the key releasing pressing piece, and on both sides of this protrusion. A long hole is formed in parallel with the pressing piece, and a locking piece having a fixing leg that can be inserted into the long hole is formed. Inside the fixing leg of this locking piece, from the lower surface of the top plate. The locking claws are provided so as to project while maintaining an interval substantially equal to the wall thickness of the locking device main body, and Since the stepped groove through which the protrusion can be inserted is formed on the lower surface of the plate, in the locked state, the key leg is directed outward by the fixing leg of the locking piece and the key part is fixed in the locking hole. This has the effect that the key body does not accidentally separate from the lock body.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a locking device for a belt such as a bag according to the present invention.

FIG. 2 is a cross-sectional view showing a state in which a key leg and a lock piece are inserted in a lock hook body.

FIG. 3 is a cross-sectional view showing a state in which a key leg and a lock hook piece are inserted into the lock hook body, and the lock hook piece is slid toward the key insertion opening.

FIG. 4 is a cross-sectional view showing a state in which a key leg and a lock piece are inserted into the lock hook body, the lock piece is slid toward the key insertion opening, and the step reaches the top of the protrusion.

FIG. 5 is a cross-sectional view showing a state in which a key leg and a lock piece are inserted into the lock hook body, the lock piece is slid toward the key insertion opening, and the step portion has passed over the protrusion.

6 is a cross-sectional view taken along the line AA of FIG. 2 (however, the key body is omitted).

FIG. 7 is a cross-sectional view taken along the line BB of FIG. 4 (however, the key body is omitted).

FIG. 8 is a sectional view taken along line CC of FIG.

9 is a cross-sectional view taken along the line DD of FIG.

FIG. 10 is a perspective view showing a conventional example.

[Explanation of symbols]

 1 Locking Tool Main Body 2 Key Tool Main Body 3 Key Leg 4 Key Inserting Port 5 Belt 6 Key Part 7 Locking Hole 8 Key Release Pressing Piece 9 Protrusion 10 Long Hole 11 Locking Piece 12 Fixed Leg 13 Top Plate 14 Locking Claw 15 Taper 16 Groove 17 Step 18 Center support leg 19 Belt connecting rod

Claims (1)

[Scope of utility model registration request] 1. A key insertion opening for inserting a key tool body having at least two key legs is formed at one end of a hollow lock tool body, and the other lock tool body A locking tool having a belt connecting tool formed at an end thereof, and a locking hole of a key portion formed at the tip of the key leg on both side surfaces, and the key releasing pressing piece formed along the locking hole, A protrusion is provided on the virtual center line parallel to the key releasing pressing piece on the upper surface of the hanging body, and elongated holes parallel to the pressing piece are formed on both sides of the protrusion and inserted into the elongated hole. A locking piece having a locking leg that can be engaged is formed, and the locking claw is projected inside the fixing leg of the locking piece while maintaining a distance from the bottom surface of the top plate to be approximately equal to the wall thickness of the locking tool body. And a stepped groove through which the protrusion can be inserted is formed on the lower surface of the top plate of the locking piece. A locking tool for belts such as bags.