JP6849922B2 - Sign tool - Google Patents

Description

The present invention relates to a signing tool, and more particularly to a signing tool used for marking a rod-shaped material such as a reinforcing bar.

At construction sites, many types of reinforcing bars with different diameters, mechanical strengths (density), and shapes (round steel, irregular shapes, etc.) are used, and there is a risk of making mistakes during delivery to the site, construction, and construction inspection. is there. In the past, the manufacturer used to identify the type based on the number of punch marks formed on the surface of the reinforcing bar, the cross section of the reinforcing bar, or the identification color painted on the surface, but the punch marks are small and difficult to find and difficult to see. Since the number of identification colors is small and the same color is specified for different diameters, there is a drawback that it is easy to make a mistake.

The present invention has been made in view of the above-mentioned problems of the prior art, and an object of the present invention is to provide an identification tool in which identification information of a material is easy to understand and easy to attach / detach to / from a material.

In the invention according to claim 1,
An identification tool that can be attached to and detached from the outer peripheral surface of rod-shaped materials.
A substantially rectangular display surface that extends along the axial direction of the material and displays identification information,
Inside the display surface, a fitting part that extends from both sides in the circumferential direction along the circumferential direction and can be fitted and detached into the material due to flexural elasticity.
Among the display surface, and a connecting portion provided closer to the center of the display surface as viewed in the axial direction of the circumferential direction at both ends, is detachably connected with the other identification device mounted adjacent the same material ,
Equipped with a,
The connecting part is
One end side of the display surface in the axial direction is a connecting hole, and the other end side is an engaging claw that can be engaged with and disengaged from the connecting hole of an adjacent discriminator.
The connecting hole opens in the direction perpendicular to the axial direction of the material,
The engaging claws are projected from the outside to the inside in the radial direction of the material so that they can be engaged with the connecting holes of the adjacent identification tools from the outside to the inside in the radial direction of the material.
It is characterized by.
In the invention according to claim 2,
A slit was provided between the display surface and the fitting part.
It is characterized by .

According to the present invention, an identification tool displaying seasonal information such as identification characters and identification symbols of the material can be freely fitted to a rod-shaped material such as a reinforcing bar, and the identification information of the material is easy to understand. Become. In addition, the identification tool can be easily attached to and detached from the material.

It is an external perspective view of the identification tool which concerns on 1st Example of this invention (Example 1). It is a top view of the classifier. It is a front view of the classifier. It is a left side view of the identification tool. It is a right side view of the classifier. It is a top view of another kind of identification tool which concerns on 1st Example. It is explanatory drawing which shows the usage of the discriminator. It is explanatory drawing which shows the usage of the discriminator. It is an external perspective view of the identification tool which concerns on 2nd Example of this invention (Example 2). It is a top view of the classifier. It is a front view of the classifier. It is a left side view of the identification tool. It is a top view of another discriminator. It is explanatory drawing which shows the usage of the discriminator. It is explanatory drawing which shows the usage of the discriminator.

Hereinafter, the best embodiment of the present invention will be described based on examples.

A first embodiment of the discriminator according to the present invention will be described with reference to FIGS. 1 to 5. FIG. 1 is an external perspective view of the discriminator according to the first embodiment of the present invention, and FIGS. 2 to 5 are a plan view, a front view, a left side view, and a right side view of the discriminating tool.
In these figures, reference numeral 10 denotes a thin-walled plastic discriminator formed in a substantially vertically divided tubular shape, which can be freely fitted to the outer peripheral surface of the reinforcing bar (see reference numeral 20 in FIG. 7). The discriminator 10 has a substantially rectangular display surface portion 11 extending along the axial direction of the reinforcing bar and displaying identification characters as identification information, and a display surface portion 11 from both sides in the circumferential direction along the circumferential direction. Fitting portions 12 and 13 that are extended and can be fitted and detached to the material by bending elasticity in the diameter expansion and contraction directions, and the display surface portion 11 provided at both ends in the axial direction and adjacent to the same material. It is provided with connecting portions 14 and 15 that can be freely connected to other identification tools mounted therein.

The display surface portion 11 is three-dimensionally formed with identification characters 16 representing the diameter (thickness) of the reinforcing bar, the shape of round steel / deformed shape, mechanical strength, and the like. Generally, the diameter of the reinforcing bar is called D4 to D51, and the mechanical strength of the deformed reinforcing bar is SD345, SD390, SD490, etc., and the mechanical strength of the round steel bar is SR345, SR390, SD490, etc. Is used. The fitting portions 12 and 13 are composed of three leg portions 12A to 12C and 13A to 13C having flexural elasticity extending symmetrically in the circumferential direction from both ends in the circumferential direction of the display surface portion 11 in an elliptical arc shape. The legs 12A to 12C and 13A to 13C are arranged side by side along the axial direction of the display surface portion 11. The legs 12A and 13A, 12B and 13B, and 12C and 13C form a pair. Further, the legs 12A and 13A, 12B and 13B, and 12C and 13C extend symmetrically in the circumferential direction from both ends in the circumferential direction of the display surface portion 11.

The connecting portion 14 is provided so as to project from the left end edge in FIG. 2 in the axial direction of the display surface portion 11 in the shape of a square plate, and a locking claw projecting from the lower side of the tip toward the center of the reinforcing bar. 17 is formed. The connecting portion 15 is formed in a square step shape at the right end portion in FIG. 2 in the axial direction of the display surface portion 11, and a locking hole 19 is provided in the step portion 18. When the connecting portion 14 has the same shape and is mounted adjacent to the reinforcing bar and is loosely fitted to the step 18 of the connecting portion 15 of the other marking tool 10, the locking claw 17 is detachably locked to the locking hole 19. The two marking tools 10 can be connected so as not to be separated in the axial direction or the circumferential direction.

The discriminator 10 is integrally formed as a whole, and different sizes are prepared according to the thickness of the reinforcing bar. In addition, coloring is applied that matches the information content represented by the identification character 16. In the case of thickness, D19, D25, D32 and D38 are generally pink, D22, D29 and D35 are white, D6 and D16 are yellow, D10 and D41 are blue, and D13 and D51 are green. In the case of the mechanical strength of the deformed reinforcing bar, SD345 is yellow, SD390 is green, SD490 is blue, SD590 is pink, and SD685 is white.

Next, a method of using the above-mentioned identification tool 10 will be described with reference to FIGS. 6 to 8.
For example, when the diameter of the reinforcing bar (here, the deformed reinforcing bar) 20 in FIG. 7 corresponds to D19 and the shape and mechanical strength correspond to SD345, the pink identification tool 10-1 in which "D19" is previously displayed on the display surface portion 11 (FIG. 1) and the yellow identification tool 10-2 (FIG. 6) on which "SD345" is displayed on the display surface portion 11 are prepared. The legs 12A and 13A, 12B and 13B, and 12C and 13C of the identification tool 10-1 are pressed against the reinforcing bar 20 to be bent and fitted while expanding the diameter. After fitting, the discriminating tool 10-1 is fitted to the reinforcing bar 20 by the restoring force of the legs 12A to 12C and 13A to 13C in the diameter reduction direction (see FIGS. 7 and 8 (1)).

Next, the yellow identification tool 10-2 labeled "SD345" on the display surface portion 11 is attached to the leg portions 12A, 13A, and 12B at a portion of the reinforcing bar 20 adjacent to the connecting portion 15 side of the marking tool 10-1. 13B, 12C and 13C are pressed against the reinforcing bar 20 to be bent and fitted while expanding the diameter. At this time, the connecting portion 14 of the identification tool 10-2 is loosely fitted into the step 18 of the connecting portion 15 of the marking tool 10-1, and the locking claw 17 is engaged with the locking hole 19 to lock the marking tool 10-1. After fitting, the discriminating tool 10-2 is fitted to the reinforcing bar 20 by the restoring force of the legs 12A to 12C and 13A to 13C in the diameter reduction direction (see FIG. 8 (2)). Further, by connecting the two marking tools 10-1 and 10-2, the separation in the axial direction and the circumferential direction is prevented.

The user can find the marking tools 10-1 and 10-2 at a glance without searching for the punch mark of the reinforcing bar 20, and the diameter and shape of the reinforcing bar 20 from the color of the identification tools 10-1 and 10-2 and the identification character 16. , The mechanical strength can be determined, and the efficiency of confirmation work is improved.
Since the discriminators 10-1 and 10-2 are thin and formed in a substantially vertically split tubular shape, they do not get in the way and are less likely to come off by hitting an object.
When the identification tools 10-1 and 10-2 are no longer needed, the legs 12A to 12C and 13A to 13C may be pinched by fingers and pulled up from the reinforcing bar 20 to be separated from the reinforcing bar 20 and reused for other reinforcing bars. Can be done.

According to this embodiment, the identification tool 10 displaying the identification character 16 indicating the diameter, shape, mechanical strength, etc. can be freely fitted to the reinforcing bar 20, and the identification information of the reinforcing bar 20 becomes easy to understand. Further, the legs 12A to 12C and 13A to 13C can be easily attached to and detached from the reinforcing bar 20 by bending the legs to increase or decrease the diameter. Since the fitting portions 12 and 13 are divided into three leg portions 12A to 12C and 13A to 13C, the leg portions 12A to 12C and 13A to 13C can be easily bent and deformed. Further, when a plurality of marking tools 10 having different display information are attached, they can be connected to each other to prevent separation in the axial direction and the circumferential direction. Further, since the identification tool 10 is thin and formed in a substantially vertically split tubular shape, it does not get in the way and there is little possibility that it will come off by hitting an object.

Next, a second embodiment of the discriminator according to the present invention will be described with reference to FIGS. 9 to 12. 9 is an external perspective view of the discriminator according to the second embodiment of the present invention, and FIGS. 10 to 12 are a plan view, a front view, and a left side view of the discriminator.
In these figures, reference numeral 30 denotes a thin-walled stainless steel discriminator formed in a substantially vertically divided tubular shape, which can be freely fitted to the outer peripheral surface of the reinforcing bar (see reference numeral 20 in FIG. 14). .. The discriminator 30 has a substantially rectangular display surface portion 31 extending along the axial direction of the reinforcing bar 20, and the display surface portion 31 extending from both sides in the circumferential direction along the circumferential direction to increase the diameter. Fitting portions 32, 33 that can be fitted and detached from the material due to flexural elasticity in the radial direction, and other identifications that are provided at both ends in the axial direction of the display surface portion 31 and are mounted adjacent to the same material. It is provided with connecting portions 34 and 35 that can be freely connected to the tool.

Identification characters 36 indicating the diameter, mechanical strength, shape, etc. of the reinforcing bar are formed on the display surface portion 31 by laser processing. The fitting portions 32 and 33 are composed of two leg portions 32A and 32B, 33A and 33B having flexural elasticity extending symmetrically in the circumferential direction from both ends in the circumferential direction of the display surface portion 31 in a substantially elliptical arc shape. The legs 32A and 32B and 33A and 33B are arranged at both ends of the display surface portion 31 in the axial direction. The legs 32A and 33A and 32B and 33B form a pair. Further, the legs 32A and 33A and 32B and 33B extend symmetrically in the circumferential direction from both ends in the circumferential direction of the display surface portion 31.

The connecting portion 34 is provided so as to be one step higher than the left end edge in FIG. 9 in the axial direction of the display surface portion 31 and projecting in a square plate shape to the left, and projecting toward the center of the reinforcing bar below the tip. The locking claws 37 are formed. The connecting portion 35 is formed at the right end portion in FIG. 9 in the axial direction of the display surface portion 31, and a locking hole 39 is provided in the connecting portion 35. When the connecting portion 34 has the same shape and is mounted adjacent to the reinforcing bar and is placed on the connecting portion 35 of another marker 30, the locking claw 37 is detachably locked to the locking hole 39, and two The indicator 30 can be connected so as not to be separated in the axial direction or the circumferential direction.

The discriminator 30 is integrally formed as a whole, and different sizes are prepared according to the thickness of the reinforcing bar. In addition, coloring is applied that matches the information content represented by the identification character 36.
Reference numeral 40 in FIG. 9 is an elongated hole-shaped slit, which facilitates bending between the display surface portion 31 and the fitting portions 32 and 33.

Next, a method of using the above-mentioned identification tool 30 will be described with reference to FIGS. 13 to 15.
For example, when the diameter of the reinforcing bar 20 in FIG. 14 corresponds to D19 and the shape and mechanical strength correspond to SD345, the pink identification tool 30-1 (FIG. 9) and the display surface portion 31 previously displayed as “D19” on the display surface portion 31. Prepare a yellow discriminator 30-2 (FIG. 13) labeled "SD345". First, the legs 32A and 33A and 32B and 33B of the identification tool 30-1 are pressed against the reinforcing bar 20 to be bent and fitted while expanding the diameter. After fitting, the discriminating tool 30-1 is fitted to the reinforcing bar 20 by the restoring force of the legs 32A and 32B and 33A and 33B4 in the radial direction (FIGS. 14 and 15 (1)).

Next, the yellow identification tool 30-2 labeled "SD345" on the display surface portion 31 is attached to the leg portions 32A, 33B, and 32B at a portion of the reinforcing bar 20 adjacent to the connecting portion 35 side of the marking tool 30-1. 33B is pressed against the reinforcing bar 20 to be bent and fitted while expanding the diameter. At this time, the connecting portion 34 of the identification tool 30-2 is loosely fitted into the step 39 of the connecting portion 35 of the marking tool 30-1, and the locking claw 37 is engaged with the locking hole 39 to lock the marking tool 30-2. After fitting, the discriminating tool 30-2 is fitted to the reinforcing bar 20 by the restoring force of the legs 32A and 32B and 33A and 33B in the contraction direction (FIG. 15 (2)). Further, by connecting the two marking tools 30-1 and 30-2, the separation in the axial direction and the circumferential direction is prevented.

The user can find the markers 30-1 and 30-2 at a glance without searching for the punch mark of the reinforcing bar 20, and the diameter and shape of the reinforcing bar 20 from the color of the identifying tools 30-1 and 30-2 and the identification character 36. , The mechanical strength can be determined, and the efficiency of confirmation work is improved.
Since the discriminators 30-1 and 30-2 are thin and formed in a substantially vertically split tubular shape, they do not get in the way and are less likely to come off by hitting an object.
When the identification tools 30-1 and 30-2 are no longer needed, the legs 32A and 32B, 33A and 33B can be pinched between the fingers and pulled up from the reinforcing bar 20 to be separated from the reinforcing bar 20 and reused for other reinforcing bars. Can be done.

According to this embodiment, the identification tool 30 displaying the identification character 36 indicating the diameter, shape, and mechanical strength of the reinforcing bar 20 can be freely fitted and attached, and the identification information of the reinforcing bar 20 becomes easy to understand. Further, by bending the legs 32A and 32B and 33A and 33B to increase or decrease the diameter, the legs can be easily attached to and detached from the reinforcing bar 20. Since the fitting portions 32 and 33 are divided into two leg portions 32A and 32B and 33A and 33B, the leg portions 32A and 32B and 33A and 33B can be easily bent and deformed. Further, when a plurality of marking tools 30 having different display information are attached, they can be connected to each other to prevent separation in the axial direction and the circumferential direction. Further, since the identification tool 30 is thin and formed in a substantially vertically split tubular shape, it does not get in the way and there is little possibility that it will come off by hitting an object. Further, since the identification tool 30 is made of stainless steel, excellent durability can be exhibited.

In the first embodiment described above, three pairs of legs may be provided, two pairs may be provided as in the second embodiment, or four or more pairs may be provided.
Further, in the second embodiment, two pairs of legs may be provided, three pairs may be provided as in the first embodiment, or four or more pairs may be provided.
Further, in each of the above-described embodiments, the case where the reinforcing bar is targeted has been described as an example, but other rod-shaped materials may be targeted.
In addition, although the identification characters have been described as an example of the identification information, they may be used as identification symbols, identification figures, etc., and the contents include the thickness, shape, and mechanical strength of the rod-shaped material, as well as the material, component, application, and quality. , Manufacturer, date of manufacture, etc. may be indicated.
Further, as the identification tool, in addition to plastic and stainless steel, other metals such as aluminum and other non-metal materials such as rubber may be used.

The present invention can be applied to an identification tool that displays identification information such as identification characters and identification symbols indicating the thickness, material, component, shape, use, quality, manufacturer, date of manufacture, etc. of a rod-shaped material such as a reinforcing bar.

10, 10-1, 10-2 Identification tool 11 Display surface parts 12, 13 Fitting parts 14, 15 Connecting parts 16 Identification characters 17 Locking claws 19 Locking holes 20 Reinforcing bars

Claims (2)

An identification tool that can be attached to and detached from the outer peripheral surface of rod-shaped materials.
A substantially rectangular display surface that extends along the axial direction of the material and displays identification information,
Inside the display surface, a fitting part that extends from both sides in the circumferential direction along the circumferential direction and can be fitted and detached into the material due to flexural elasticity.
Among the display surface, and a connecting portion provided closer to the center of the display surface as viewed in the axial direction of the circumferential direction at both ends, is detachably connected with the other identification device mounted adjacent the same material ,
Equipped with a,
The connecting part is
One end side of the display surface in the axial direction is a connecting hole, and the other end side is an engaging claw that can be engaged with and disengaged from the connecting hole of an adjacent discriminator.
The connecting hole opens in the direction perpendicular to the axial direction of the material,
The engaging claws are projected from the outside to the inside in the radial direction of the material so that they can be engaged with the connecting holes of the adjacent identification tools from the outside to the inside in the radial direction of the material.
Identification device according to claim. A slit was provided between the display surface and the fitting part.
The identification tool according to claim 1.

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