JP2568343Y2 - Can cap removal tool - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tool for removing a sealing cap for a drum can or the like, which can remove a cap cover made of vinyl or the like and can easily remove a cap under the cap cover. It relates to a cap removal tool.

[0002]

BACKGROUND ART As shown in FIG. 5, a drum 2 for storing liquid such as asphalt generally has a liquid storage
A take-out port 24 and an air port 24 'for introducing air into the can at the time of taking out the liquid and facilitating the outflow thereof are provided. The storage / removal port 24 and the air port 24 'are usually provided with metal caps 21 and 22 having claw projections 22 and 22' formed at two opposing top edges.
1 ', and the cap portion is further covered with cap covers 23, 23' made of metal or vinyl. For example, when removing the cap 21,
First, the cap cover 23 is removed by breaking the upper surface thereof using a cutter blade, a driver tip, or the like.

[0003] Then, although not shown, the above-mentioned claw projection 22 is formed.
By using a can cap removal tool composed of a rod-shaped body and a fitting part that can be fitted with the fitting part, the fitting part and the claw projection 22 are fitted together, and the rod-shaped body is swiveled about the fitting part to make the lever The cap 21 is removed according to the principle. In order to efficiently remove the cap 21 according to the lever principle, the rod-shaped body needs to have a certain length.

[0004] The above-mentioned conventional can cap remover is too large for a worker to carry at all times. Further, the above-mentioned can cap removing tool is not necessarily inexpensive, and even if it is prepared at a plurality of locations, the occupied space is required accordingly, and it is not suitable to prepare a large number at the work site. For this reason, it is a fact that the cap removal tool is stored in a small number of places.

[0005] Under such circumstances, when removing the cap, the removal tool must be taken to a predetermined storage location and the like, and after the removal has been completed, it must be returned to the storage location. There is an inconvenience that efficiency is reduced. In addition, a tool such as a screwdriver or a cutter for removing the cover must be prepared separately from the can cap removal tool, so that there has been a problem that further inconvenience is required for the operator.

[0006]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a small-sized can cap remover which can easily remove a cap cover and remove a cap and can be carried around.

[0007]

SUMMARY OF THE INVENTION The can cap remover of the present invention has a substantially rectangular flat plate having at least one side with a substantially rectangular projecting piece. Any shape that fits in the hands of the worker may be used, such as trapezoidal, elliptical, parabolic, and other irregular shapes. It is. The flat plate is provided with a circular, elliptical or square communication hole through which the handle member can be inserted. Usually, the corners of at least one protruding piece are processed without being rounded, and have a shape suitable for breaking the cap cover.

[0008] That is, in the present invention, first, the corners (both tops formed by the side of the tip and two sides adjacent to the side) of the protruding piece processed without roundness are applied to the cap cover, By hitting the end of the can cap removing tool with a hammer, pipe wrench, or the like, the cap cover is broken and removed. In addition, as a member for removing the cap cover, a ragged-like protruding piece can be provided on a flat plate separately from the substantially rectangular protruding piece.

Next, a handle (ie, a handle member) such as a hammer or a pipe wrench is inserted into the communication hole. At the same time, when the cap to be removed has a large diameter, an end side formed in a width corresponding to the cap diameter (the side opposite to the side on which the projecting piece of the flat plate is provided), or The end of the protruding piece formed to have a width corresponding to the cap diameter is pressed so that the can cap removing tool is perpendicular to the upper surface of the cap. If the cap to be removed has a small diameter,
The end of the protruding piece formed to have a width corresponding to the cap diameter is pressed so that the can cap remover is perpendicular to the upper surface of the cap as described above.

In this state, the handle member is moved in the horizontal direction (the direction in which the cap is removed) about the vertical center line of the cap as an axis.
Rotate to. At this time, the edge of the flat plate or the edge of the protruding piece abuts against the claw projection side surface of the cap to transmit torque to the cap, and the cap is rotated and removed accordingly.

[0011]

1A and 1B are a front view and a side view of a can cap remover 1 according to the present invention. A handle member to be described later can be inserted through a substantially central portion of a rectangular flat plate 11. A communication hole (one circular communication hole 12 in the figure) is provided, and a protruding piece 13 is provided at one end (the lower end in the figure) of the flat plate 11.
Is provided. In addition, the can cap removal tool 1
Usually, it is made of metal, but for example, it may be made of hard and non-fragile material such as hard plastic.

The width W of the flat plate 11 and the width W 'of the protruding piece 13 are set to be removed by the cap (see FIG.
21 'or 21 (see FIG. 3 to be described later). That is, although the widths W and W 'are smaller than the diameter of the large cap 21 and the small cap 21', the edges of the flat plate 11 and the protruding piece 13 are
Claw projections 22 formed near the opposing circumferences of
22 '(see FIGS. 5 and 3).

If the thickness T of the removal tool 1 is too small, there is a risk of breaking when the caps 21 and 21 'are removed, and if the thickness T is too large, there is an inconvenience such as poor portability. Therefore, the thickness is appropriately determined in consideration of strength and workability. The diameter of the communication hole 12 may be any size as long as the handle member can be inserted. If the diameter D of the communication hole 12 is increased, the weight can be reduced. However, since the mechanical strength of the can cap removal tool itself decreases, the size of the diameter D is determined taking this into consideration. For example, as the can cap remover 1 of the present invention, the width W of the flat plate 11 is 45 mm, the width W ′ of the protruding piece 13 is 15 mm, the height H1 of the flat plate 11 is 70 mm,
The height H2 of the protruding piece 13 is 20 mm, the thickness T is 5 mm, and the diameter of the circular communication hole 12 is 25 mm.

FIGS. 2 and 3 are explanatory views showing the usage of the removal tool 1 shown in FIG. Figure 2 shows the drum 2
The cap cover 23 is removed from the cap cover 23 of the large-diameter cap and the cap cover 23 'of the small-diameter cap, and FIG. 3 removes the large-diameter cap 21 after the cap cover 23 is removed. Each case is illustrated.

In this embodiment, as shown in FIG. 2, the tip corner of the protruding piece 13 of the can cap remover 1 is applied to the cap cover 23, and a hammer or a pipe wrench (the pipe wrench 3 in FIG. 2) is used. The edge of the flat plate 11 (projecting piece 13
On the side that is not provided) to break open.

Next, as shown in FIG. 3, a handle member (the handle 31 of the pipe wrench 3 in this case) is inserted through the communication hole 12, and the can cap remover 1 is attached to the upper surface of the cap 21 by the projecting piece 13. Press vertically so that the edges of abut on. Then, while supporting the can cap removal tool 1 with one hand, the can cap removal tool 1 is rotated with a pipe wrench held by the other hand, and the cap 21 is removed. Although not shown, the cap cover 23 'and the small-diameter cap 21' are removed in the same manner as described above. In this case, the can cap removal tool 1
Is arranged such that the end side of the protruding piece 13 is vertically in contact with the upper surface of the cap 21 ′, and is rotated by a handle such as a pipe wrench to remove the cap 21 ′.

FIGS. 4A to 4C are explanatory views showing another embodiment of the can cap removing device of the present invention. 1A is longer than that shown in FIG. 1, and is narrower than the end so as to make it easier to grasp the vicinity of the longitudinal center of the flat plate 11 a. It is formed in. In addition, communication holes (square holes in the drawing) 12a and 12a 'are provided at two places on the flat plate 11a.

When removing the large diameter cap, the projecting piece 1
The handle member is inserted into the communication hole 12a on the side opposite to the side provided with 3a, and the end of the flat plate 11a (the end on the side where the protruding piece 13 is not provided) is vertically contacted with the cap. ,
The cap is removed in the same manner as in the case of FIG. When removing the small-diameter cap, the handle member is inserted into the communication hole 12a 'on the side where the projecting piece 13a is provided, and the projecting piece 13a
The cap is removed by vertically contacting the end of the cap with the cap. The removal of the cap cover can be performed by using the tip of the protruding piece 13a as in the case of FIG.

In the can cap remover 1b of FIG. 4B, projecting pieces 13b and 13b 'are provided on two opposite sides of the flat plate 11b. The protruding piece 13b is used for removing a large diameter cap, and the protruding piece 13b 'is used for removing a small diameter cap. Also, the flat plate 11
A circular communication hole 12b is provided substantially at the center of b. On one of the two sides where the protruding piece 13b 'is not provided, a reed-like protruding piece 14 having a sharp tip for removing the cap cover is provided. When the cap cover is removed, the reed-like protruding piece 14 is provided. The tip of the piece 14 is brought into contact with the upper surface of the cover, and the side opposite to the side on which the projection-like protruding piece 14 is provided is hit with a hammer or the like to break the cover.

FIG. 4C shows a can cap remover 1c.
The end on the side where the ragged-like protrusion 14 is not provided is used as a protrusion for removing a large-diameter cap. In FIG. 4C, the communication hole 12c, the protruding piece 13c 'for removing the small-diameter cap and the ragged protruding piece 14 are provided at the same positions as in FIG. 4B.

[0021]

[Effects of the Invention] The cap removing tool of the present invention has a flat plate shape, so that it is easy to manufacture and the manufacturing cost can be reduced. Therefore, even if it is arranged at many places, the cost does not increase. Further, since the storage space does not occupy the space and each worker can carry the space, the work efficiency is improved. Further, since the cap cover can be removed by using the corners of the cap removing portion, it is not necessary to separately provide a tool such as a cutter. Therefore, the operation from the removal of the cap cover to the removal of the cap can be performed continuously, so that the operation efficiency is further improved.

[Brief description of the drawings]

FIG. 1 is a view showing an embodiment of a can cap removing device of the present invention, wherein (A) is a front view and (B) is a side view.

FIG. 2 is an explanatory view showing an example of use of the can cap remover shown in FIG. 1, and is a view showing a state of removing a cap cover.

FIG. 3 is an explanatory view showing a usage example of the can cap removing device shown in FIG. 1, and is a view showing a state when a cap is removed.

FIG. 4 is a view showing another embodiment of the can cap removing device of the present invention ((A) to (C)).

FIG. 5 is an explanatory view showing a drum to which a can cap is attached.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Can cap removal tool 11, 11a-11c Flat plate material 12, 12a-12c Communication hole 13, 13a-13c Projection piece 14 Tanega-like projection piece 2 Drum can 21, 21 'Cap 22, 22' Claw projection 23, 23 'Cap cover 24,24 'cap hole 3 pipe wrench 31 handle of pipe wrench

Claims (1)

(57) [Scope of request for utility model registration] 1. A substantially rectangular flat plate having at least one side with a substantially rectangular projecting piece and at least one communication hole through which a handle member can be inserted is provided in the flat plate. And can cap remover.