JP7325880B1 - Load cone and load cone/cone bar connection structure - Google Patents

Abstract

[PROBLEMS] To provide a load cone and a load cone/cone bar that prevent the cone bar from coming off the load cone, easily attach the cone bar to the load cone, and easily remove the cone bar from the load cone as required. It is to provide a connecting structure. SOLUTION: A load cone 10 is provided with a locking piece 20 extending obliquely downward on the tip side of a cone body 11 to constitute a locking portion. The locking piece 20 is bent around its root (at the boundary with the cone body 11 ) and elastically deformed so as to be able to come into contact with the outer peripheral surface of the cone body 11 . [Selection diagram] Fig. 1

Description

The present invention relates to a load cone (so-called color cone: registered trademark), which is a cone-shaped safety device, and a cone bar that is installed between adjacent load cones.

Road cones and cone bars are used as tools for preventing and controlling entry into or entry into a particular area due to accidents or construction work.
Conventionally, a general load cone and cone bar are connected by fitting annular fitting portions provided at both ends of the cone bar to the tip side of the conical load cone.

However, there is a problem that the cone bar is easily detached from the load cone because the annular fitting portion is simply fitted on the tip side of the cone.
Therefore, in order to solve this problem, inventions and devices such as Patent Documents 1 to 3 are disclosed.

Japanese Patent No. 6656737 Utility Model Registration No. 3048692 Utility Model Registration No. 3078897

Certainly, the inventions and ideas of Patent Documents 1 to 3 may solve the problem of the cone bar coming off the load cone.
However, the inventions and designs of Patent Documents 1 to 3 have the following drawbacks in order to prevent the cone bar from coming off after the cone bar is attached to the load cone.
(1) When attaching the cone bar to the load cone, it is not easy to attach the cone bar. Specifically, in Patent Document 1, it is necessary to rotate the cone bar around the load cone in order to fit the cone bar. Further, in Patent Documents 2 and 3, it is necessary to forcibly push the cone bar into the load cone provided with grooves and protrusions in order to fit the cone bar.
(2) When removing the cone bar from the load cone, the cone bar cannot be easily removed. Specifically, as in (1) above, in Patent Document 1, it is necessary to rotate the cone bar around the load cone in order to remove the cone bar. Further, in Patent Documents 2 and 3, it is necessary to forcefully remove the cone bar from the load cone provided with grooves and protrusions in order to remove the cone bar.

On the other hand, the inventors of the present application have made it possible to prevent the cone bar from coming off the load cone, to easily attach the cone bar to the load cone, and to easily remove the cone bar from the load cone as necessary. The present invention has been completed for the purpose of providing a load cone and a load cone/cone bar connection structure.

A first aspect of the present invention is a locking portion that is located on the tip side of a load cone, which is a cone-shaped safety device, and extends horizontally or obliquely downward and is elastically deformable so as to contact the outer peripheral surface of the load cone. The locking portion locks the ring-shaped fitting portions provided at both ends of the bar body of the cone bar constructed between the adjacent load cones so as not to come off from the state where they are fitted into the tip end portions of the load cones. It is a road cone characterized by
A second aspect of the invention of the present application is the load cone, wherein the locking portion has one or more belt-shaped locking pieces on the outer circumference of the load cone on the front end side.
A third invention of the present invention is for a locking piece provided with a locking piece on the inner cylindrical body inserted into the top of the open load cone, the locking piece protruding out of the load cone on the front end side of the load cone. This load cone is characterized by having a hole.
A fourth invention of the present invention is the load cone, characterized by comprising a fitted body for fitting the front end side of the load cone and for bringing the engaging portion into contact with the outer peripheral surface of the load cone.
A fifth aspect of the present invention is a locking portion that is located on the tip end side of the load cone, which is a conical safety device, and that extends horizontally or obliquely downward and is elastically deformable so as to contact the outer peripheral surface of the load cone. and annular fitting portions provided at both ends of bar bodies of cone bars that are constructed between adjacent load cones. The load cone/cone bar connection structure is characterized in that the fitting part is locked so as not to come off.
A sixth invention of the present invention is the load cone/cone bar connection structure, wherein the locking portion has one or more strip-shaped locking pieces on the outer periphery of the load cone on the tip side thereof.
A seventh invention of the present invention is the same load cone/cone bar connection structure, characterized in that the fitting portion of the cone bar has a separable opening/closing structure at the tip thereof.
An eighth invention of the present invention is for a locking piece provided with a locking piece on the inner cylindrical body to be inserted into the top of the open load cone, and projecting the locking piece to the outside of the load cone on the front end side of the load cone. This load cone/cone bar connection structure is characterized by providing a hole.
A ninth aspect of the present invention is the load cone/cone bar connection structure, characterized by comprising a fitting member for fitting the front end side of the load cone and for making the locking portion abut on the outer peripheral surface of the load cone. is.

The present invention has the following effects.
(1) The locking portion provided on the load cone is elastically deformed so as to contact the outer peripheral surface of the load cone while extending horizontally or obliquely downward on the tip side of the load cone, thereby allowing the cone bar to fit. When the fitting portion is fitted to the tip of the load cone, the engaging portion bends (is elastically deformed) so as to come into contact with the outer peripheral surface of the load cone according to the movement of the fitting portion. can be easily attached to the road cone. Further, when the fitting portion is fitted into the tip portion of the load cone, the locking portion returns to its original state of extending horizontally or obliquely downward from the outer peripheral surface of the load cone, and the fitting portion tends to come off the load cone. The cone bar will not come off from the load cone as an obstacle to the case.
(2) On the other hand, if the fitting part of the cone bar has an open/close structure in which the tip can be separated, and the fitting part separates and opens the annular tip, the locking part does not become an obstacle. You can easily remove the cone bar from the road cone.
(3) In addition, a locking piece is provided on the inner cylindrical body that is inserted into the top of the open load cone, and a locking piece hole for projecting the locking piece to the outside of the load cone is provided on the front end side of the load cone. When the inner cylinder is inserted into the open top of the load cone, the locking piece becomes an obstacle when the cone bar (the fitting part) tries to come off the load cone. Simply by moving upward from the top of the load cone, the locking piece (locking portion) is pulled into the locking piece hole, and the locking piece (locking portion) does not become an obstacle and the cone bar can be easily moved from the load cone. can be removed.
(4) Further, by providing a fitted body that fits the tip end side of the load cone and makes the locking part abut on the outer peripheral surface of the load cone, the fitted body is fitted to the tip side of the load cone. Since the locking portion (locking piece) is brought into contact with the outer peripheral surface of the load cone, the cone bar can be easily removed from the load cone without the locking piece (locking portion) becoming an obstacle.
(5) The advantage of load cones is that they can be stacked for transport and storage. is possible without compromising the advantages of road cones.

BRIEF DESCRIPTION OF THE DRAWINGS Explanatory drawing (1) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (2-1) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (2-2) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (3) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (4) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (5) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (6) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (7) explaining the load cone cone bar connection structure of this invention. Explanatory drawing (8) explaining the load cone cone bar connection structure of this invention.

Hereinafter, a load cone/cone bar connection structure according to the present invention will be described with reference to the drawings.
FIG. 1 illustrates the basic structure of the load cone/cone bar connection structure according to the present invention.
As shown in the figure, the load cone 10 is provided with a locking piece 20 that extends obliquely downward toward the distal end of the cone body 11 to form a locking portion. The locking piece 20 is bent around its root (at the boundary with the cone body 11 ) and elastically deformed so as to be able to come into contact with the outer peripheral surface of the cone body 11 .

Annular fitting portions 52 provided at both ends of the bar body 51 of the cone bar 50 are fitted into the load cone 10 having the locking pieces 20 (FIG. 1(a)).
Then, the engaging piece 20 extending obliquely downward is elastically deformed to abut on the outer peripheral surface of the cone body 11 so as to close the spread wings as the fitting portion 52 moves downward (FIG. 1(b)). . Thereby, the cone bar 50 can be smoothly fitted into the load cone 10 .

When the fitting of the cone bar 50 to the load cone 10 is completed, the locking piece 20 is restored to its original state (the state of extending obliquely downward), which becomes an obstacle to the fitting portion 52 and prevents the load cone 10 from the cone bar. It becomes possible to prevent the disengagement of 50 (movement to arrow X) (FIG. 1(c)).

2 to 5 illustrate the structure of the locking piece 20. FIG. However, the locking pieces 20 are not limited to those illustrated here.
In FIG. 2-1(a), the locking piece 20A is attached to the cone body 11 of the load cone 10 with a binding band 30. FIG. For this purpose, the locking piece 20A is provided with a binding band hole 21, and the cone body 11 is provided with a binding band hole 12 and a locking piece hole 13. As shown in FIG.
FIGS. 2-1(b) and 2-1(c) show the locking piece attached to the cone body 11 of the load cone 10 without the binding band.
The locking piece 20B of FIG. 2-1(b) has an attachment hole 22B formed in a part of the wide band portion, and the narrow band portion is passed through the mounting hole 22B so as to be wound around the locking piece perforation 13 of the cone body 11. (The narrow belt portion constitutes the locking piece 20B).
The locking piece 20C of FIG. 2-1(c) has a mounting hole 22C formed at one end of the wide belt portion, and the narrow belt portion is passed through the mounting hole 22C so as to be wound around the locking piece perforation 13 of the cone body 11. (The wide belt portion constitutes the locking piece 20C).

FIG. 2-2 is an evolution of the locking piece 20A shown in FIG. 2-1(a), and shows a locking piece 20X in which the locking piece 20A and the binding band 30 are integrated.
As shown in FIG. 2-2(d), the locking piece 20X includes a substantially concave main body 25X and a band portion 28X. The main body 25X is provided with contact portions 26X on the left and right sides thereof so as to be parallel to the band portion 28X, and band portion perforations 27X through which the band portion 28X is passed on the base side of the band portion 28X. Further, the band portion 28X is provided with a convex portion 29X.
On the other hand, as shown in FIG. 2-2(a), the cone body 11 has a band portion perforation 14 for attaching the locking piece 20X and a notch portion 15 formed by cutting the outside of the top portion into an L shape. and

FIGS. 2-2(b) and (c) show a state in which the locking piece 20X is attached to the cone body 11. In the former, the band portion 25X of the locking piece 20X is attached to the band portion hole 14. is double-wrapped and then finally passed through the band-part perforations 27X and attached. 27X and installed. At this time, in either case, the protrusion 29X provided on the band portion 25X of the locking piece 20X is fitted into the notch portion 15 formed on the top portion of the cone body 11, so that the band portion 25X is not displaced and is engaged. The stop piece 20X is securely fixed to the cone body 11. - 特許庁
The locking piece 20X attached to the cone body 11 extends obliquely downward while the contact portions 26X, 26X of the body 25X are in contact with the cone body 11 . Then, as shown in FIG. 1, the cone bar 50 can be easily attached to the load cone 10 and the cone bar 50 can be prevented from coming off the load cone 10 .

In FIG. 3, an annular ring member 35 is provided with the locking piece 20, and the ring member 35 is used to attach the locking piece 20 to the load cone 10. FIG.
3A, the load cone 10 can be provided with the locking piece 20D by attaching the ring member 35 to the outer periphery of the cone body 11 on the tip side.
In FIG. 3B, the ring member 35 is attached to the inner periphery of the cone main body 11 on the tip side (on condition that the top of the load cone 10 is open), so that the locking piece is attached to the load cone 10 . 20E. In this case, a locking piece perforation 13 for protruding the locking piece 20E to the outside of the load cone 10 is required.

In FIG. 4, the locking piece 20F is attached directly to the load cone 10 with the clip member 40. FIG.

In FIG. 5, the locking piece 20G is provided on (the top of) the load cone 10 so as to extend in the horizontal direction. Although two locking pieces 20G are provided on a diagonal line, it is not limited to this.

6 to 8 illustrate the structure for removing the cone bar 50 from the load cone 10 having the locking piece 20. FIG.
FIG. 6 features a cone bar 50. FIG. In other words, the fitting portion 52 of the cone bar 50 has an opening/closing structure 53 whose tip can be separated (FIG. 6(a)). The cone bar 50 having a separable opening/closing structure 53 at the tip of the fitting portion 52 is detailed in Japanese Patent No. 7162316 filed by the applicant of the present application.
As a result, in order to remove the cone bar 50 from the load cone 10, simply by opening the tip of the fitting portion 52, the locking piece 20 does not become an obstacle, and the cone bar 50 can be lifted upward and removed (Fig. 5(b)). -1) and (c)).
Further, even if the cone bar 50 is not lifted upward, the fitting portion 52 can be removed from the cone body 11 by pulling it in the horizontal direction (lateral direction), and the locking piece 20 does not become an obstacle (Fig. 5). (b-2) and (c)).

FIG. 7 is characterized in that an inner cylindrical body 45 that is inserted into the inner periphery of the cone body 11 on the tip side (the top of the load cone 10 must be open) is provided with a locking piece 20H. . 3(b) and the locking piece are mounted in common, the inner cylindrical body 45 is vertically longer than the ring member 35 of FIG. 3(b) (FIGS. 7(a) and 7(b)). ).
Therefore, when the cone bar 50 is to be removed, the inner cylindrical body 45 is slid upward so as to protrude from the top of the load cone 10, and the locking piece 20H is accordingly retracted into the locking piece hole of the cone body 11. The fitting portion 52 can be removed from the cone body 11 without the locking piece 20H becoming an obstacle (FIG. 7(c)).

FIG. 8 is characterized by a fitted body 48 that fits the tip side of the cone body 11 .
The end portion side of the load cone 10, which has the locking piece 20I and is connected to the cone bar 50, is fitted with the fitted body 48 (FIG. 8(a)).
Then, the locking piece 20I is elastically deformed by the fitted body 48 so as to come into contact with the outer peripheral surface of the cone body 11, so that the locking piece 20I does not become an obstacle and the fitting portion 52 can be removed from the cone body 11. (FIGS. 8(b) and (c)).

INDUSTRIAL APPLICABILITY The load cone and the load cone/cone bar connection system according to the present invention can be widely used when connecting the load cone and the cone bar to form a regulation zone at an accident site, a construction site, an event site, or the like.

REFERENCE SIGNS LIST 10 load cone 11 cone body 12 cable tie hole 13 lock piece hole 14 band hole 15 notch 20 lock piece 21 cable tie hole 22 mounting hole 30 cable tie 35 ring member 40 clip member 45 inner cylindrical body 48 fitting body 50 cone bar 51 bar main body 52 fitting part 53 opening and closing structure

Claims (9)

A locking portion is provided on the tip end side of the load cone, which is a conical security device, and extends horizontally or obliquely downward and elastically deforms so as to contact the outer peripheral surface of the load cone. A load cone characterized by locking annular fitting parts provided at both ends of a bar body of a cone bar erected between mating load cones so as not to come off from a state of being fitted to the tip part of the load cone. 2. The load cone according to claim 1, wherein the locking portion has one or more strip-shaped locking pieces on the outer periphery of the load cone on the tip side thereof. A locking piece is provided on the inner cylindrical body to be inserted into the open top of the load cone, and a hole for the locking piece is provided on the front end side of the load cone so that the locking piece projects out of the load cone. Item 3. The road cone according to item 2. 3. The load cone according to claim 1 or 2, further comprising a fitted body for fitting the front end side of the load cone and for bringing the engaging portion into contact with the outer peripheral surface of the load cone. A locking part which is located on the tip side of a load cone, which is a cone-shaped safety device, extends horizontally or obliquely downward and is elastically deformable so as to contact the outer peripheral surface of the load cone, and is installed between the adjacent load cones. and annular fitting portions provided at both ends of the bar body of the cone bar so that the engaging portion does not come off the fitting portion when the fitting portion is fitted to the tip of the load cone. A load cone/cone bar connection structure characterized by locking. 6. The load cone/cone bar connection structure according to claim 5, wherein the locking portion has one or more strip-shaped locking pieces on the outer periphery of the load cone on the tip side thereof. 7. The load cone/cone bar connection structure according to claim 5 or 6, wherein the fitting portion of the cone bar has an opening/closing structure in which the tip thereof can be separated. A locking piece is provided on the inner cylindrical body to be inserted into the open top of the load cone, and a hole for the locking piece is provided on the front end side of the load cone so that the locking piece projects out of the load cone. 7. The load cone/cone bar connection structure according to item 6. 7. The load cone/cone bar connection structure according to claim 5 or 6, further comprising a fitted body for fitting the front end side of the load cone and for making the engaging portion abut on the outer peripheral surface of the load cone.

Images