JPH0119869Y2 - - Google Patents

Description

[Detailed description of the invention] "Field of industrial application" The present invention relates to an improvement of a belt locking device used when engaging the end of a shoulder belt of a bag with the main body of the bag. More specifically, it relates to an improvement in a belt locking tool that includes an engaging piece that connects an end of a belt to one end, and an engaging main body that is fixed to the surface of an object that engages the belt. It is.

``Prior Art'' Conventionally, as this type of belt locking tool, a pair of pillars each having a large-diameter disk portion at the tip is protruded from an engaging piece body, and the large-diameter disk portion of the pillar is attached to the main body of the engaging tool. In practical use, a pair of holes are provided through which the pillar can penetrate, and each of these holes has a series of long arc-shaped holes that are narrower on the front side than the diameter of the large-diameter plate part of the column and wider on the back side. In this conventional belt locking device, the large-diameter disk portion of the column of the engagement piece is inserted into the hole of the engagement device body, and the column is connected to the hole by rotating the engagement piece. It is adapted to be moved into and engaged with the slotted hole.

``Problems to be Solved by the Invention'' However, in the above-mentioned conventional belt locking device, when the large-diameter disk portion of the pillar of the engagement piece is inserted into the hole of the main body of the locking device, the large-diameter disk portion of the pillar of the engagement piece is Since the part is located below the hole and a small-diameter column is located in the hole, the engaging piece body has a considerably large play with respect to the engaging body. If this play is ignored and the engaging piece is turned, the engaging piece cannot rotate smoothly and the operation becomes complicated, and the engaging piece cannot be rotated by force. There was also a risk that the pillars and long holes could be damaged by turning.

In order to solve the above-mentioned drawbacks, it has been proposed that a cylinder is protruded from the engaging body and the engaging piece is in the shape of a disc that is inserted into the cylinder. This has the drawback that the main body of the engaging tool is thick and unsightly, and furthermore, the cylindrical portion is easily damaged when molded from a material such as synthetic resin.

The present invention was devised in view of the above-mentioned drawbacks, and an object of the present invention is to provide an inexpensive belt locking device that has a simple structure and is less likely to malfunction.

"Means for Solving the Problems" In line with the above-mentioned purpose, the structure of the present invention, which is summarized in the above-mentioned utility model registration claims, connects the end of belt B to one end in order to solve the above-mentioned problems. In a belt locking tool comprising an engaging piece 10 configured to
A cylindrical projection 12 is provided protruding from approximately the center of the back surface of the engagement plate portion 11, and further, at symmetrical positions with respect to the cylindrical projection 12 on the back surface of the engagement plate portion 11,
A pair of engaging pillar parts 13, 13 are provided protruding from the tip of the pillar part 13a, and the large-diameter disc part 13b is connected to the pillar part 13a. A hole 21 through which the columnar projection 12 can penetrate is arranged, and furthermore, a pair of holes 22, 22 through which the large-diameter disc portion 13b can penetrate are arranged at symmetrical positions with respect to the hole 21, and , the large-diameter disk portion 13 allows the pillar portion 13a to pass through the front side of the engagement tool main body 20.
The narrow groove part 23a has a width smaller than the diameter of b, and the back side has a wide groove part 23b through which the large diameter disc part 13b can pass.
This technical means is characterized in that the long holes 23 are arranged in series along arc lines centered on the cylindrical protrusion 12.

"Function" Therefore, when the belt locking device of the present invention engages the belt B with the object M, the cylindrical protrusion 12 is connected to the hole 21.
The large-diameter disc portion 13b of the engagement column portion 13 is inserted into the hole 22, and the engagement piece 10 is inserted into the engagement tool body 20.
polymerizes on the surface of Then, when the engaging piece 10 is rotated in a predetermined direction around the cylindrical projection 12, the engaging column portion moves within the elongated hole 23, and the engaging piece 10 moves in the elongated hole 23.
0 is to be engaged on the engagement tool main body 20,
When attaching and detaching, the engaging piece 10 may be rotated in the opposite direction to that described above to perform the opposite operation.

``Example'' Next, an example of the present invention will be described below with reference to FIGS. 1 to 8.

In the figure, 10 is the engagement piece body, 20 is the engagement tool main body, and 3
0 is a backing body, B is a belt, and M is an object M that engages the belt B.

The above-mentioned engagement piece 10 has one end connected to the belt B as in the conventional case,
In this embodiment, a belt wrapping rod 14 is integrally disposed at one end of the engaging piece 10, and the belt B wraps around the belt wrapping rod 14, as shown most clearly in FIG. The folded overlapping part is riveted with studs B1 and connected to the linking piece 10, but unlike the illustrated example, one end of the belt B is directly riveted to the engaging piece 10, or the belt B An appropriate connecting piece may be interposed between one end and the engaging piece 10, and two belt wrapping rods 14 may be arranged in parallel to connect the belt B to both belt wrapping rods 14. The length may be adjusted by a conventionally known method.

The engagement piece 10 has a cylindrical protrusion 12 protruding from approximately the center of the back surface of the engagement plate 11, and further includes a cylindrical protrusion 12 on the back surface of the engagement plate 11.
At symmetrical positions with respect to
3 and 13 are provided protrudingly.

The engaging tool main body 20 has a hole 21 approximately at the center of its surface through which the cylindrical projection 12 can penetrate.
Furthermore, a pair of holes 22, 22 through which the large-diameter disc portion 13b can penetrate are arranged at symmetrical positions with respect to this hole 21, and the engagement tool main body 20 is disposed in the hole 22.
The large-diameter disk portion 1 has a surface side through which the column portion 13a can pass.
3b has a narrow groove portion 23a which is smaller in width than the diameter of the groove portion 3b, and a wide groove portion 23 on the back side through which the large diameter disk portion 13b can pass.
Elongated holes 23 having the shape b are arranged in series along an arc line centered on the cylindrical projection 12. The hole 22 and the elongated hole 23 together form a hole generally called a gourd hole, and the large-diameter disk portion 1 of the engagement column portion 1
3b can be freely inserted into and removed from the hole 22, but after inserting the large diameter disk portion 13b into the hole 22, when the engaging column portion is moved into the elongated hole 23, the large diameter disk portion 13b
is inserted into the lower part of the narrow groove part 23a and is engaged.

Further, a fixed foot 2 is provided on the back surface of the engagement tool main body 20.
4, 24, 24... are provided protrudingly, and these fixed legs 24,
24, 24..., as shown most clearly in FIG.
31..., so that the engagement tool main body 20 is fixed to the object M. This fixed foot 24
As shown in FIG.
The fixed foot 24, which is press-fitted by providing a protrusion 31' that engages with the base member 4', is designed to prevent it from coming off easily. may be used, and furthermore,
The engagement tool main body 20 and the back seat body 30 are connected by screws (not shown).
You may also screw it.

In addition, one or both of the cylindrical projection 12 and the hole 21, the engagement column and the hole 22, and the elongated hole 23 connected to the hole 22 are connected to the engagement piece body 10 side and the engagement tool body 20 side. Of course, it may be changed to either side.

[Effect of the invention] The present invention is as described above, and includes the engaging piece body 10, the engaging tool body 20, and, if necessary, the back seat body 30.
The structure is extremely simple, and since each component is flat, there is little risk of breakage even when integrally molded with synthetic resin, making it easy to manufacture and preventing failure. Therefore, it is possible to provide an inexpensive belt locking device that does not have any problems.

Further, the present invention has a cylindrical projection 12 and a hole 21, and this cylindrical projection 12 is formed on the rotation axis of the engaging piece 10 after the engaging piece 10 and the engaging tool main body 20 are superposed. Therefore, the accuracy of rotation of the engagement piece 10 can be achieved without increasing the thickness of the engagement tool main body 20, and a good-looking belt locking tool with less wear and damage can be provided. It is something.

[Brief explanation of the drawing]

The drawings show an embodiment of the belt locking device of the present invention, and FIG. 1 is a front view of the engaging piece, and FIG. 2 is an X-
X-ray sectional view, Figure 3 is a front view of the engagement tool body, Figure 4 is
The figure is a sectional view taken along the Y-Y line, Figure 5 is a partially enlarged view of the fixed foot, Figure 6 is a front view of the back seat, Figure 7 is a sectional view taken along the Z-Z line, and Figure 8 shows the state of use. It is a longitudinal center sectional view. 10-Engagement piece body, 11-Engagement plate portion, 12-Cylindrical projection, 13-Engagement piece body, 13a-Engagement column portion, 1
3b - large diameter disk part, 20 - engagement tool body, 21 - hole,
22 - hole, 23 - long hole, 23a - narrow groove, 23
b ~ Wide groove.

Claims (1)

[Claims for Utility Model Registration] An engaging piece body 10 having one end connected to an end of a belt B, and an engaging tool main body 20 fixed to the surface of an object M that engages the belt B. In the belt locking tool, the engagement piece 10 has a cylindrical protrusion 12 protruding from approximately the center of the back surface of the engagement plate 11, and further includes the cylindrical protrusion 12 on the back surface of the engagement plate 11. At symmetrical positions with respect to 12, a pair of engaging pillars 13, 13 each having a large-diameter disc part 13b connected to the tip of a pillar part 13a.
Further, the engaging tool main body 20 has a hole 21 approximately at the center of its surface through which the cylindrical projection 12 can penetrate, and furthermore, at a symmetrical position with respect to this hole 21, the above-mentioned A pair of holes 2 into which the large-diameter disk portion 13b can penetrate
2 and 22, and the hole 22 has a narrow groove portion 23a through which the pillar portion 13a can pass through on the front side of the engaging tool main body 20, and a narrow groove portion 23a whose width is smaller than the diameter of the large diameter plate portion 13b, and a large groove portion on the back side. A belt fastener characterized in that long holes 23 each having a wide groove 23b through which a diameter plate 13b can pass are arranged in series along an arc line centered on the cylindrical projection 12.