JPH10220456A - Connecting ring - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an epoch-making connecting ring extremely convenient not only at the time of jointing connection objects to each other, but also at the time of disengaging the objects from each other. SOLUTION: This connecting ring is formed so that the base end of an open/ close lever 2 is connected to one end of the opening of a C-shaped connecting lever 1, and then the open/close lever 2 is turned for freely releasing and closing the opening. Also, an elastic body 3 is laid on the open/close lever 2, and the open/ close lever 2 is turned to the inner side of the connecting lever 1 for an opening motion against the elastic body 3. At the same time, the opening and turning motion of the end of the open/close lever 2 to the outer side of the connecting lever 1 is prohibited, due to the end of the open/close lever 2 coupled to an engagement part 4 at the other end of the opening. Furthermore, a guide part 5 is formed on the end of the open/close lever 1 so as to extend along a direction at the inner side thereof as well as along the end extension direction of the lever 2 rather than an orthogonal direction thereof. The connected part 7 of a jointing object 6 coupled to one end of the connecting lever 1 is laid between the guide part 5 and the other end of the connecting lever 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting ring that can be used in various fields such as construction and civil engineering work sites, factories, work sites, and other general fields.

[0002]

2. Description of the Related Art
The base end of the opening and closing rod is pivotally attached to one end of the opening of the C-shaped connecting rod, and the opening is made openable and closable by rotating the opening and closing rod. The opening and closing rod is configured to open and rotate inside the connecting rod against this elastic body, and the tip of the opening and closing rod is connected to the outside of the connecting rod in addition to the opening of the connecting rod. There is a connecting ring configured to be locked to an end engaging portion so as to prevent the opening rotation.

[0003] In this conventional connecting ring, the connecting portion of the object can be connected to the connecting rod simply by pressing the connecting portion of the object to the opening / closing rod against the elastic body and pushing the connecting member inside the connecting rod. After the connection, the opening / closing rod has a convenient configuration with excellent connection operability in which the opening of the connection rod is automatically closed by the elastic body so that the connected object cannot be prevented from falling out.

[0004] The present invention is an improvement of the conventional connecting ring provided with such an automatic closing structure of the opening by the elastic body, so that the present invention can be used not only when connecting objects to be connected but also when removing objects to be connected. It is intended to provide a revolutionary connecting ring that is very convenient.

[0005]

The gist of the present invention will be described with reference to the accompanying drawings.

An opening / closing rod 2 is provided at one end of the opening of the C-shaped connecting rod 1.
The opening is openable and closable by opening and closing the opening / closing rod 2 by pivoting the opening / closing rod 2 by pivoting the base end of the connecting rod 1. The opening / closing rod 2 is configured to open and rotate inward against the elastic body 3, and to the outside of the connecting rod 1, the tip of the opening / closing rod 2 is connected to the other end of the opening of the connecting rod 1. A connecting ring which is locked to the joint portion 4 so as to prevent the opening from rotating, wherein a front end of the opening / closing rod 1 is perpendicular to the inside of the connecting rod 1 and to the opening / closing rod 2 A guide portion 5 is formed to extend a predetermined length toward the extension direction side of the end of the opening and closing rod 2 from the direction, and the connecting rod 1 is hooked and connected between the guide portion 5 and the other end of the connecting rod 1. The connecting portion 7 of the connected object 6 can be arranged, and the connecting portion 7 of the connected object 6 is moved along the inner edge of the connecting rod 1 to be connected to the guiding portion 5. When the guide part 5 is pressed between the other end of the rod 1 and the guide part 5 is pressed, the opening / closing rod 2 opens and pivots so that the connection part 7 of the object 6 is guided out of the connection rod 1 through the opening. The present invention relates to a connecting ring characterized by being constituted.

The connecting ring according to claim 1, wherein the guide portion (5) is integrally connected to the tip of the opening / closing rod (2).

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the present invention (how to implement the invention) will be briefly described with reference to the drawings, showing the operational effects thereof.

The connecting portion 7 of the object 6 is pressed against the opening / closing rod 2, and the connecting portion 7 is pressed against the urging force of the elastic body 3.
When the push rod is pushed inward, the opening / closing rod 2 pivots inward about the pivot axis so that the connecting portion 7 of the object 6 is hooked to the other end of the connecting rod 1 from the opening that opens. Thus, the object 6 can be hooked and connected to the connecting rod 1. Open / close lever 2
Is returned to the original position by the return force of the elastic body 3 to be in the locked state.

In this state, the connecting portion 7 of the object 6 is connected.
Along the inner edge on the other end side of the connecting rod 1 and the guiding portion 5 and the connecting rod 1
When the guiding portion 5 is pressed toward the opening of the connecting rod 1 by the connecting portion 7 of the object 6 to be connected, the guiding portion 5 is moved with the movement of the connecting portion 7. With the transition of the contact position, the opening / closing rod 2 gradually opens and pivots inside the connecting rod 1, and the connecting portion 7 of the connected object 6 is guided to the outside of the connecting rod 1 through the opened opening to connect the connected object 6. It is removed from the rod 7. The opening / closing rod 2 returns to the original position by the return force of the elastic body 3.

Therefore, the connecting operation and the removing operation of the object 6 to be connected to the connecting rod 1 can be easily performed with one touch.

According to the second aspect of the present invention, since the guide portion 5 is integrally connected to the tip of the opening and closing rod 2, the opening and closing rod 2 is connected to the opening and closing rod 2 as described in the embodiment. Since the structure can be formed integrally with the guiding portion 5 using a single rod bent in a V-shape, it can be easily manufactured without increasing the cost.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described with reference to the drawings.

This embodiment shows a case where the present invention is applied to a connecting ring which can be attached to a belt 9 worn by an operator and which can be used by hanging a tool or the like.

An opening / closing rod 2 is provided at one end of the opening of the C-shaped connecting rod 1.
The opening is openable and closable by the opening / closing rod 2 by pivoting the base end of the opening / closing rod 2, and an elastic body 3 employing a spring is disposed on the opening / closing rod 2. Connecting rod 1
The opening and closing rod 2 is configured to open and rotate inward of the elastic body 3, and the tip of the opening and closing rod 2 is connected to the outside of the connecting rod 1 at the other end of the opening of the connecting rod 1. The opening rotation is prevented by being locked by the engagement portion 4. Further, an attachment portion 8 having a belt hole 8A for passing the belt 9 through the connecting rod 1 is formed.

Further, in this embodiment, the end of the opening / closing rod 1 is provided at a predetermined position in a direction inward of the connecting rod 1 and in a direction in which the end of the opening / closing rod 2 extends in a direction perpendicular to the opening / closing rod 2. A guide that can form a guide portion 5 that extends in length and that can be provided with a connecting portion 7 of an object 6 that is hooked and connected to the connecting rod 1 between the guiding portion 5 and the other end of the connecting rod 1. The gap 10 is formed.

More specifically, the opening / closing rod 2 is constituted by a rod having a length longer than the width of the opening of the connecting rod 1, and this rod is formed as an extra rod portion on the distal end side of the portion constituting the opening / closing rod 2. FIG. 2 shows a case where the guide rod 5 is formed by bending slightly into the inside of the connecting rod 1 to form a V-shape, and forming a slanted extra rod part on the tip side from the opening / closing rod 2 part.

In addition, the guide portion 5 is formed such that the distal end portion is bent further inward, so that the entrance of the guide gap 10 between the distal end of the guide portion 5 and the other end of the connecting rod 1 is widened. When the connecting portion 7 of the connected object 6 is moved in the opening direction along the other end of the connecting rod 1, the connecting portion 7 is moved from the wide entrance to the guiding gap.
It is configured to be easily invited to 10.

In the present embodiment, the outer surface of the guide portion 5 is polished so that the connecting portion 7 of the object 6 is guided into the guiding gap 10 and pressed against the connecting portion 7. Is configured to be easily slid and moved with respect to the polished surface, and the operation of removing the non-connected object 6 by performing the pressing operation is easily performed.

Accordingly, when the connecting portion 7 of the object 6 to be hooked and connected to the connecting rod 1 is moved toward the opening along the other end of the connecting rod 1, the connecting portion 7 When the connecting portion 7 is pressed into contact with the guiding portion 5 from the state where the connecting portion 7 is in contact with the guiding portion 5, the connecting portion 7 is moved. The opening / closing rod 2 gradually opens toward the inside of the connecting rod 1 due to the transition of the contact position with respect to the guiding part 5 accompanying the opening, and the connecting part 7 of the object 6 is connected through the opened opening.
Is guided to the outside of the connecting rod 1. Further, at this time, the urging force of the elastic body 3 and the outer surface of the guiding portion 5 are formed as an inclined surface, so that the connecting portion 7 of the connected object 6 is naturally pushed out of the opening. That is, the more the connecting portion 7 guided between the guiding portion 5 and the other end of the connecting rod 1 pushes the guiding portion 5 toward the opening, the more the connecting portion 7 is pushed out of the connecting rod 1. It is configured to be.

Further, in the drawing, the inside of the other end of the connecting rod 1 is formed into an inclined surface shape such that the other end of the connecting rod 1 becomes narrower toward the end, and the inner inclined surface is formed by the above-mentioned engaging surface. FIG. 3 shows a case where the opening and closing rod 4 is opened and closed by engaging the inclined surface outside the guide portion 5 with the inclined surface-shaped engaging portion 4 in a face-to-face engagement. The figure shows a case where the configuration is such that is prevented.

Therefore, instead of the configuration in which the guide portion 5 is continuously provided to the opening / closing rod 2 by jointing such as welding, the opening / closing rod 2 and the guiding portion 5 are bent in a V shape. Because it is composed of rods, it has a very good appearance without welding parts etc. and it can be constructed by simply bending the right part of one rod material slightly and polishing the appropriate part on the outer surface It can be manufactured very easily without cost. Moreover, according to this configuration, the inclined surface outside the guiding portion 5 can serve as a locking surface to the engaging portion 4, and the upper engaging portion 4 also has the guiding portion 5.
It is an excellent structure that is extremely easy to manufacture, for example, it can be configured simply by forming the outer inclined surface on the inclined surface that can be locked.

In this embodiment, the angle of use of the connecting rod 1 with respect to the mounting portion 8 can be changed in three stages.
The figure shows a case in which an optimum use angle according to the use situation is selected and used, and reference numeral 11 in the figure denotes a connecting rod 1.
Positioning projections 12 are provided at three positions to engage the positioning projections 11 and position and fix the connecting rod 1 at a predetermined angle with respect to the mounting portion 8. This is a spring that acts and biases the positioning projection 11 in a direction in which the positioning projection 11 is always locked to the positioning engagement portion 12.

Next, a specific method of use will be described.

The operator attaches the connecting ring of the present embodiment to the belt 9 wound around the waist through the belt hole 8A of the mounting portion 8.

When the connecting portion 7 of the object 6 is brought into contact with the opening / closing rod 2 and pushed inward of the connecting rod 1 against the urging force of the elastic body 3, the opening / closing rod 2 is pivoted on the pivot shaft. The object 6 to be connected can be hooked and connected to the connecting rod 1 by hooking the connecting part 7 of the object 6 such as a tool to the other end of the connecting rod 1 from the opening that opens. The opening / closing rod 2 returns to the original position by the return force of the elastic body 3 and enters the locked state.

In this state, the connecting portion 7 of the object 6 is connected.
Is disposed along the inner edge of the connecting rod 1 and between the guiding part 5 and the other end of the connecting rod 1, and the connecting part 7 of the connected object 6 guides the guiding part 5 to the opening side of the connecting rod 1. Is pressed, the opening / closing rod 2 is gradually opened to the inside of the connecting rod 1 due to the transition of the contact position with respect to the guiding part 5 accompanying the movement of the connecting part 7, and the connected object 6 is connected through the opened opening. The portion 7 is guided to the outside of the connecting rod 1, and the connected object 6 is removed from the connecting rod 7. That is, the operation of opening the opening / closing rod 2 is unnecessary, and the connecting part 7 of the connected object 6 is simply moved along the inner edge of the other end of the connecting rod 1 in the opening direction, so that the connecting rod 7 can be very easily covered by the connecting rod 1. The connected object 6 can be removed. The opening / closing rod 2 returns to the original position by the return force of the elastic body 3.

Therefore, in this embodiment, not only the connecting operation of the object 6 can be easily performed but also the detaching operation can be performed very easily. This is an optimal configuration for a hanging ring for hanging.

[0029]

Since the present invention is constructed as described above, the connecting portion of the object to be connected is disposed between the guiding portion and the other end of the connecting rod along the inner edge of the connecting rod. By pushing the guide portion toward the opening side of the connecting rod at the connecting portion of the connecting object, the opening / closing rod gradually opens and rotates inside the connecting rod 1 due to the transition of the contact position with the guiding portion accompanying the movement of the connecting portion. The connecting portion of the object to be connected is guided to the outside of the connecting rod from the opened opening, and the object to be connected is removed from the connecting rod.

That is, there is no need to open the opening / closing rod, and the connecting rod of the object is simply moved along the inner edge of the other end of the connecting rod in the direction of the opening. The connected object can be removed, making it extremely easy to remove.

Therefore, as in the case of the conventional product, the operation of connecting the object can be easily performed with one touch, and the operation of removing the object can be very easily performed with one touch as described above. A revolutionary connecting ring.

Further, in the invention according to the second aspect, since the guide portion is integrally connected to the tip of the opening / closing rod, for example, the opening / closing rod and the guiding portion are connected as shown in the embodiment. Since it is possible to form a structure integrally formed by a single rod material bent in a U-shape, it can be easily manufactured without increasing the cost.

[Brief description of the drawings]

FIG. 1 is a perspective view of the present embodiment.

FIG. 2 is a front view of the present embodiment.

FIG. 3 is a side view of the present embodiment.

FIG. 4 is a side view showing a state in which the connecting portion of the object to be connected according to the present embodiment is being removed by being guided to the guiding portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Connecting rod 2 Opening / closing rod 3 Elastic body 4 Engaging part 5 Guide part 6 Object to be connected 7 Connecting part

Claims (2)

[Claims] 1. A configuration in which a base end of an opening / closing rod is pivotally attached to one end of an opening of a C-shaped connecting rod, and the opening is opened and closed by the opening / closing rod by rotating the opening / closing rod. An elastic body is arranged on the opening / closing rod so that the opening / closing rod opens and pivots inward of the connecting rod against the elastic body, and a tip end of the opening / closing rod extends outward of the connecting rod. A connecting ring that is locked by an engaging portion at the other end of the opening to prevent the opening rotation, and is provided at a tip end of the opening / closing rod in an inward direction of the connecting rod and A guide portion extending a predetermined length toward the extension direction side of the opening / closing rod tip rather than a direction perpendicular to the opening / closing rod is formed, and the connecting rod is hooked and connected between the guiding portion and the other end of the connecting rod. The connecting portion of the connected object is arranged so that it can be disposed, and the connecting portion of the connected object is moved along the inner edge of the connecting rod to move the guide portion and the connecting rod. When the guiding portion is pressed by being arranged between the other end of the connecting member, the opening and closing rod is opened and the connecting portion of the object to be connected is guided from the opening to the outside of the connecting rod. Connecting ring. 2. The connecting ring according to claim 1, wherein said guiding portion is integrally connected to a tip portion of said opening / closing rod.