JP7610468B2 - Toolbox - Google Patents

Description

This disclosure relates generally to tool boxes. More specifically, this disclosure relates to tool boxes for storing power tools.

Patent Document 1 discloses a power tool storage case that includes a main case having a storage section capable of storing power tools, a lid body that can open and close the storage section and has a secondary storage section on its outer surface, and an outer lid that can open and close the secondary storage section. The outer lid is provided with a locking section that moves to a locking position where it locks with a locking section provided on the lid body when the secondary storage section is closed, and can be moved from the locking position to a release position where the locking is released.

JP 2012-45655 A

The power tool storage case (tool box) described in Patent Document 1 had a problem in that it was difficult to open the lid (inner lid) and outer lid together when the item stored in the secondary storage section (inner lid storage section) was heavy.

The objective of this disclosure is to provide a toolbox that improves the operability of opening the inner lid and outer lid together.

A tool box according to one aspect of the present disclosure includes a base, an inner lid, an outer lid, a first locking unit, a second locking unit, and a lid opening operation unit. The base has a base storage unit that stores a first tool. The inner lid is rotatably connected to the base, opens and closes by rotating relative to the base, covers at least a portion of the base storage unit when closed, and has an inner lid storage unit that stores a second tool. The outer lid is rotatably connected to the inner lid, opens and closes by rotating relative to the inner lid, and covers at least a portion of the inner lid storage unit when closed. The first locking unit removably fixes the outer lid to the inner lid. The second locking unit removably fixes at least one of the inner lid and the outer lid to the base. The lid opening operation unit opens the inner lid and the outer lid together by rotating the inner lid together with the outer lid relative to the base while the outer lid is fixed to the inner lid by the first locking unit. The base has a notch provided on an edge portion that contacts the inner lid. The lid opening operation unit includes the notch. There are at least two notches. The at least two notches include two notches provided in the base at positions facing each other along the axial direction in which the inner lid rotates.
A tool box according to one aspect of the present disclosure includes a base, an inner lid, an outer lid, a first locking part, a second locking part, a lid opening operation part, and a recess. The base has a base storage part for storing a first tool. The inner lid is rotatably connected to the base, opens and closes by rotating relative to the base, covers at least a part of the base storage part when closed, and has an inner lid storage part for storing a second tool. The outer lid is rotatably connected to the inner lid, opens and closes by rotating relative to the inner lid, and covers at least a part of the inner lid storage part when closed. The first locking part removably fixes the outer lid to the inner lid. The second locking part removably fixes at least one of the inner lid and the outer lid to the base. The cover opening unit is configured to open the inner cover and the outer cover together by rotating the inner cover together with the outer cover with respect to the base while the outer cover is fixed to the inner cover by the first locking unit. The recess is provided in at least one of the inner cover and the outer cover. The cover opening unit includes the recess.

The present disclosure has the advantage of improving the operability of opening the inner lid and outer lid together.

FIG. 1 is a perspective view of a tool box according to a first embodiment, as viewed from the front. FIG. FIG. 2 is a perspective view of the tool box as viewed from the rear. FIG. 3 is an exploded perspective view of the tool box. FIG. 4 is an external perspective view showing an enlarged view of a main part of the tool box shown in FIG. FIG. 5 is a perspective view of the appearance of the tool box according to the second embodiment, as viewed from the front side. FIG. 6 is a perspective view of the tool box as viewed from the rear side. FIG. 7 is a perspective view of the tool box according to the above modified example, seen from the front. FIG. 8 is a perspective view of the tool box according to the above modified example, seen from the rear. FIG. 9 is a perspective view of the appearance of the tool box according to the third embodiment, as viewed from the front side. FIG. 10 is an external perspective view showing an enlarged view of a main part of the tool box shown in FIG.

(Embodiment 1)
(1-1) Overview Hereinafter, an overview of a tool box 1 according to the first embodiment will be described with reference to FIG.

As shown in FIG. 1, the toolbox 1 according to the first embodiment includes a base 2, an inner lid 3, an outer lid 4, a first locking part 5A, a second locking part 6A, and a lid opening operation part 7.

The base portion 2 has a base storage portion 23 that stores the first tool. The first tool is, for example, an electric tool used for tightening a fastening part (screw, bolt, nut, etc.) to a work object (electrical appliance, furniture, etc.). Note that the first tool may also be an electric tool used for drilling a hole in a work object or cutting the work object, and the use of the electric tool is not limited.

The inner lid 3 is rotatably connected to the base 2, and opens and closes by rotating relative to the base 2. When closed, the inner lid 3 covers at least a portion of the base storage section 23 and has an inner lid storage section 33 for storing a second tool. The second tool is, for example, a bit, a fastening part, or a battery pack attached to a power tool. A user of at least one of the first tool and the second tool (hereinafter, referred to as a user) takes out at least one of the first tool and the second tool from the tool box 1 to use it, and stores at least one of the first tool and the second tool back in the tool box 1 after use.

The outer lid 4 is rotatably connected to the inner lid 3, opens and closes by rotating relative to the inner lid 3, and covers at least a portion of the inner lid storage section 33 when closed.

The first locking portion 5A removably fixes the outer lid 4 to the inner lid 3. When the outer lid 4 is fixed to the inner lid 3 by the first locking portion 5A, the outer lid 4 cannot rotate relative to the inner lid 3 while covering at least a portion of the inner lid storage portion 33.

Similarly, the second locking portion 6A removably fixes at least one of the inner lid 3 and the outer lid 4 to the base portion 2. When at least one of the inner lid 3 and the outer lid 4 is fixed to the base portion 2 by the first locking portion 5A, at least one of the inner lid 3 and the outer lid 4 cannot rotate relative to the base portion 2 while covering at least a portion of the base storage portion 23.

The lid opening operation unit 7 rotates the inner lid 3 together with the outer lid 4 relative to the base unit 2 while the outer lid 4 is fixed to the inner lid 3 by the first lock unit 5A, thereby opening the inner lid 3 and the outer lid 4 together. In the first embodiment, the base unit 2 has a notch 71 provided on the edge that contacts the inner lid 3. With the outer lid 4 fixed to the inner lid 3 by the first lock unit 5A, the user can rotate the inner lid 3 together with the outer lid 4 relative to the base unit 2 and open the inner lid 3 and the outer lid 4 simultaneously by inserting a finger into the notch 71 and pushing up the inner lid bottom surface 31 described below. That is, the notch 71 functions as the lid opening operation unit 7. In other words, the lid opening operation unit 7 includes the notch 71.

As described above, the tool box 1 of the first embodiment has a lid opening operation unit 7 that opens the inner lid 3 and the outer lid 4 together, which has the advantage of improving the operability of opening the inner lid 3 and the outer lid 4 together.

(1-2) Detailed Configuration Hereinafter, a detailed configuration of the tool box 1 according to the first embodiment will be described with reference to FIGS.

In the following description, the direction in which the base 2 and the outer lid 4 are arranged side by side is defined as the up-down direction (see FIG. 1), and the outer lid 4 side as viewed from the base 2 is defined as the top. The base 2 side as viewed from the outer lid 4 is defined as the bottom. The direction in which the second locking part 6Aa and the second locking part 6Ab are arranged side by side is defined as the left-right direction (see FIG. 1). The second locking part 6Aa side as viewed from the second locking part 6Ab is defined as the left, and the second locking part 6Ab side as viewed from the second locking part 6Aa is defined as the right. The direction perpendicular to each of the up-down direction and the left-right direction is defined as the front-rear direction (see FIG. 1). In addition, in the surfaces facing the front-rear direction of the tool box 1, the surface side on which the handle 8A is provided as viewed from the surface on which the handle 8A is not provided as described below is defined as the front. On the other hand, in the surfaces facing the front-rear direction of the tool box 1, the surface side on which the handle 8A is not provided as viewed from the surface on which the handle 8A is provided is defined as the rear.

(Base part)
As shown in Fig. 3, the base portion 2 has a base bottom surface 21, a base front surface 221, a base rear surface 222, a base right surface 223, and a base left surface 224. The shape of the base bottom surface 21 is rectangular. The thickness direction of the base bottom surface 21 is along the up-down direction. The base bottom surface 21 has a base partition portion 24. The base partition portion 24 is formed in the shape of a wall that protrudes upward.

The base front surface 221, the base rear surface 222, the base right surface 223, and the base left surface 224 are each arranged to protrude upward from the periphery of the base bottom surface 21. The base front surface 221 and the base rear surface 222 face each other in the front-rear direction, and the base right surface 223 and the base left surface 224 face each other in the left-right direction. Of the base front surface 221 and the base rear surface 222 that face each other in the front-rear direction, the base front surface 221 is formed along the front edge of the base bottom surface 21, and the base rear surface 222 is formed along the rear edge of the base bottom surface 21. Of the base right surface 223 and base left surface 224 that face each other in the left-right direction, the base right surface 223 is formed along the right edge of the base bottom surface 21, and the base left surface 224 is formed along the left edge of the base bottom surface 21.

The base storage section 23 is a space surrounded by the base bottom surface 21, the base front surface 221, the base rear surface 222, the base right surface 223, and the base left surface 224. The base storage section 23 has a base opening facing the base bottom surface 21. The user removes the first power tool stored in the base storage section 23 from the base opening. The base storage section 23 is divided by the base partitions 24. More specifically, the base storage section 23 of the first embodiment is divided into four spaces by the base partitions 24, as shown in FIG. 3.

As shown in FIG. 2, the base portion 2 has base connecting portions 26a and 26b that connect to the inner lid 3. Each of the base connecting portions 26a and 26b in the first embodiment is provided on the base rear surface 222. More specifically, the base connecting portion 26a in the first embodiment is provided on the left side of the upper edge of the base rear surface 222 that contacts the inner lid 3. And the base connecting portion 26b in the first embodiment is provided on the right side of the upper edge of the base rear surface 222 that contacts the inner lid 3.

As shown in FIG. 1, the tool box 1 has a handle 8A that can be gripped by the user when carrying the tool box 1. For example, the handle 8A has a substantially C-shaped shape. The handle 8A is provided on the base portion 2. More specifically, the base portion 2 has a handle attachment portion 81A that protrudes forward from the base front surface 221, and the handle 8A is provided on the handle attachment portion 81A. The base portion 2 of the first embodiment has two handle attachment portions 81A, and both ends of the handle 8A are rotatably attached to the two handle attachment portions 81A.

(Inner lid)
As shown in Fig. 3, the inner lid 3 has an inner lid bottom surface 31, an inner lid front surface 321, an inner lid rear surface 322, an inner lid right surface 323, and an inner lid left surface 324. The shape of the inner lid bottom surface 31 is rectangular. The thickness direction of the inner lid bottom surface 31 is along the up-down direction. The inner lid bottom surface 31 has an inner lid partition portion 34. The inner lid partition portion 34 is formed in the shape of a wall that protrudes upward.

The inner lid front surface 321, the inner lid rear surface 322, the inner lid right surface 323, and the inner lid left surface 324 are arranged to protrude upward from the periphery of the inner lid bottom surface 31. The inner lid front surface 321 and the inner lid rear surface 322 face each other in the front-to-rear direction, and the inner lid right surface 323 and the inner lid left surface 324 face each other in the left-to-right direction. Of the inner lid front surface 321 and the inner lid rear surface 322 that face each other in the front-to-rear direction, the inner lid front surface 321 is formed along the front edge of the inner lid bottom surface 31, and the inner lid rear surface 322 is formed along the rear edge of the inner lid bottom surface 31. Of the inner lid right surface 323 and the inner lid left surface 324 that face each other in the left-to-right direction, the inner lid right surface 323 is formed along the right edge of the inner lid bottom surface 31, and the inner lid left surface 324 is formed along the left edge of the inner lid bottom surface 31.

Each of the inner lid front surface 321, the inner lid rear surface 322, the inner lid right surface 323, and the inner lid left surface 324 has a protrusion 325 (see Figures 1 and 2) that is sandwiched between the base portion 2 and the outer lid 4. The protrusion 325 protrudes perpendicularly to each of the inner lid front surface 321, the inner lid rear surface 322, the inner lid right surface 323, and the inner lid left surface 324.

As shown in FIG. 3, the inner lid front surface 321 has two inner lid protrusions 326. Each of the two inner lid protrusions 326 protrudes forward. The inner lid protrusions 326 are engaged with the second locking portions 6Aa and 6Ab.

As shown in FIG. 3, the inner lid storage section 33 is a space surrounded by the inner lid bottom surface 31, the inner lid front surface 321, the inner lid rear surface 322, the inner lid right surface 323, and the inner lid left surface 324. The inner lid storage section 33 has a base opening facing the inner lid bottom surface 31. The user removes the second power tool stored in the inner lid storage section 33 from the base opening. The inner lid storage section 33 is divided by the inner lid partitions 34. More specifically, the inner lid storage section 33 of the first embodiment is divided into four spaces by the inner lid partitions 34 as shown in FIG. 3.

The inner lid 3 has first inner lid connecting parts 35a, 35b that are rotatably connected to the base connecting parts 26a, 26b of the base part 2. In the first embodiment, the first inner lid connecting part 35a and the base connecting part 26a are hinged so as to rotate about the left-right direction as the axial direction. Similarly, the first inner lid connecting part 35b and the base connecting part 26b are hinged so as to rotate about the left-right direction as the axial direction. Each of the first inner lid connecting parts 35a, 35b in the first embodiment is provided on the convex part 325 of the inner lid rear surface 322 as shown in FIG. 2. More specifically, the first inner lid connecting part 35a in the first embodiment is provided on the left side of the convex part 325 of the inner lid rear surface 322. And the first inner lid connecting part 35b in the first embodiment is provided on the right side of the convex part 325 of the inner lid rear surface 322.

The inner lid 3 opens and closes by rotating relative to the base portion 2. The inner lid 3 of embodiment 1 covers the entire surface of the base storage portion 23 when closed. More specifically, the inner lid bottom surface 31 of embodiment 1 covers the entire surface of the base opening when the inner lid 3 is closed. The inner lid 3 of embodiment 1 is arranged so that the inner lid bottom surface 31 fits into the base opening when closed.

The inner lid 3 has second inner lid connecting parts 36a, 36b that connect to the outer lid 4. Each of the second inner lid connecting parts 36a, 36b in the first embodiment is provided on the convex part 325 of the inner lid rear surface 322 as shown in FIG. 2. More specifically, the second inner lid connecting part 36a in the first embodiment is provided on the convex part 325 of the inner lid rear surface 322 to the left of the first inner lid connecting part 35a. And the second inner lid connecting part 36b in the first embodiment is provided on the convex part 325 of the inner lid rear surface 322 to the right of the first inner lid connecting part 35b.

(Outer lid)
3, the outer lid 4 has an outer lid top surface 41, an outer lid front surface 421, an outer lid rear surface 422, an outer lid right surface 423, and an outer lid left surface 424. The outer lid top surface 41 has a rectangular shape. The thickness direction of the outer lid top surface 41 is aligned along the vertical direction.

The outer lid front surface 421, the outer lid rear surface 422, the outer lid right surface 423, and the outer lid left surface 424 are arranged to protrude downward from the periphery of the outer lid top surface 41. The outer lid front surface 421 and the outer lid rear surface 422 face each other in the front-to-back direction, and the outer lid right surface 423 and the outer lid left surface 424 face each other in the left-to-right direction. Of the outer lid front surface 421 and the outer lid rear surface 422 that face each other in the front-to-back direction, the outer lid front surface 421 is formed along the front edge of the outer lid top surface 41, and the outer lid rear surface 422 is formed along the rear edge of the outer lid top surface 41. Of the outer lid right surface 423 and the outer lid left surface 424 that face each other in the left-to-right direction, the outer lid right surface 423 is formed along the right edge of the outer lid top surface 41, and the outer lid left surface 424 is formed along the left edge of the outer lid top surface 41.

The outer lid 4 has outer lid connecting parts 43a and 43b that are rotatably connected to the second inner lid connecting parts 36a and 36b of the inner lid 3. In the first embodiment, the outer lid connecting part 43a and the second inner lid connecting part 36a are hinged so as to rotate about the left-right direction as the axial direction. Similarly, the outer lid connecting part 43b and the second inner lid connecting part 36b are hinged so as to rotate about the left-right direction as the axial direction. The outer lid connecting parts 43a and 43b in the first embodiment are provided at the rear end of the outer lid 4 as shown in FIG. 2. More specifically, the outer lid connecting part 43a in the first embodiment is provided on the left side of the rear end of the outer lid 4. And the outer lid connecting part 43b in the first embodiment is provided on the right side of the rear end of the outer lid 4.

The outer lid 4 opens and closes by rotating relative to the inner lid 3. When the outer lid 4 is closed, it covers at least a portion of the inner lid storage section 33. More specifically, when the outer lid 4 is closed, it covers at least a portion of the inner lid opening. The outer lid 4 in the first embodiment is arranged so that when the outer lid 4 is closed, it fits into the inner lid opening.

(First locking part)
The first locking portion 5A detachably fixes the outer lid 4 to the inner lid 3. The first locking portion 5A in the first embodiment is provided on the inner lid 3. More specifically, the first locking portion 5A in the first embodiment is provided on the front end portion of the inner lid 3 as shown in FIG.

As shown in FIG. 3, the first locking portion 5A of the first embodiment is composed of a fastening portion 51 and an engagement portion 52. The fastening portion 51 is a plate member having a rectangular opening in the center and a lower end curved in a quadrantal arc. The fastening portion 51 has an axis (not shown) and is installed via the axis to the installation portion 38 (see FIG. 3) at the front end of the inner lid 3 so as to be rotatable around the axis. The engagement portion 52 is a plate member curved in a quadrantal arc. The engagement portion 52 has left and right faces shaped like a quadrant. The engagement portion 52 has an axis (not shown) at the lower end and is provided on the fastening portion 51 so as to be rotatable around the axis.

When the locking portion 52 is pressed downward against the outer lid top surface 41, it locks into the lockable portion 53A (see FIG. 3) provided on the outer lid top surface 41, and when the outer lid 4 is closed, the outer lid 4 is fixed to the inner lid 3. The fastening portion 51 fastens the locking portion 52 when a force is applied downward to the locking portion 52.

When the user pulls the fastening portion 51 upward along the inner lid front surface 321, the downward force applied to the locking portion 52 is removed, and the locking portion 52 and the locked portion 53A are released from the locking portion 52. In other words, the outer lid 4 becomes rotatable relative to the inner lid 3.

(Second lock part)
The second locking portion 6A detachably fixes at least one of the inner lid 3 and the outer lid 4 to the base portion 2. The second locking portion 6A of the first embodiment detachably fixes the inner lid 3 to the base portion 2 in a closed state. The tool box 1 of the first embodiment has two second locking portions 6Aa and 6Ab as the second locking portion 6A. The two second locking portions 6Aa and 6Ab are arranged side by side in the left-right direction on the front surface 221 of the base such that the handle 8A is located between the two second locking portions 6Aa and 6Ab (see FIG. 1). The second locking portion 6Aa is provided on the left side of the handle 8A, and the second locking portion 6Ab is provided on the right side of the handle 8A.

The second locking part 6Aa is composed of a hook plate 61a and a lever plate 62a. Similarly, the second locking part 6Ab is composed of a hook plate 61b and a lever plate 62b. The rectangular openings of the hook plates 61a and 61b are engaged with the inner lid protrusion 326 provided on the inner lid front surface 321 and the base protrusion 225 provided on the base front surface 221 (see FIG. 3). When the lever plates 62a and 62b are tilted downward along the base front surface 221 with the hook plates 61a and 61b engaged, the hook plates 61a and 61b fix the inner lid 3 to the base part 2 with the inner lid 3 closed.

When the lever plates 62a and 62b are raised perpendicular to the front surface 221 of the base, the hook plates 61a and 61b are disengaged from the inner lid protrusion 326 and the base protrusion 225. In other words, the inner lid 3 becomes rotatable relative to the base 2.

(Cover opening operation section)
With both second locking portions 6Aa, 6Ab released and the outer lid 4 fixed to the inner lid 3 by the first locking portion 5A, the lid opening portion 7 rotates the inner lid 3 together with the outer lid 4 relative to the base portion 2, thereby opening the inner lid 3 and the outer lid 4 together. The lid opening portion 7 of the first embodiment includes a cutout portion 71. The cutout portion 71 will be described below.

1, the notch 71 is provided on the edge of the base 2 that contacts the inner lid 3 when the inner lid 3 is closed. More specifically, the base 2 has two notches 71, and the two notches 71 are provided on each of the base right surface 223 and the base left surface 224, one on each of the edges that contact the inner lid 3 when the inner lid 3 is closed. That is, the two notches 71 are provided on each of the base right surface 223 and the base left surface 224, one at a position adjacent to the base opening. The two notches 71 are provided on the base right surface 223 and the base left surface 224 at positions where the two notches 71 face each other in the left-right direction. The notches 71 are provided on the front side of the upper edge of the base right surface 223 and the base left surface 224, as shown in FIGS. 1 and 2.

The shape of the cutout portion 71 in the first embodiment is a rectangular parallelepiped. The top surface of the cutout portion 71 is open, and a portion of the inner lid bottom surface 31 is exposed. The shape of the cutout portion 71 may be any shape that allows a user to insert a finger to push up the inner lid bottom surface 31. For example, if the top surface of the cutout portion 71 is open and a portion of the inner lid bottom surface 31 is exposed, the shape of the cutout portion 71 may be a semicylinder with a semicircular bottom surface parallel to the vertical direction, or a prism with a trapezoidal bottom surface parallel to the vertical direction.

(Through hole)
The tool box 1 further includes a through hole 9A penetrating through at least one of the outer lid 4 and the first locking part 5A and the base part 2. A user can fix at least one of the outer lid 4 and the first locking part 5A and the base part 2 in an undetachable manner by passing a cable tie or the like through the through hole 9A. The through hole 9A includes a first through hole 91A provided in at least one of the outer lid 4 and the first locking part 5A and a second through hole 92A provided in the base part 2.

The through hole 9A in the first embodiment penetrates the first locking portion 5A and the base portion 2. A more detailed explanation will be given. As shown in FIG. 4, the through hole 9A in the first embodiment has a first through hole 91A provided in the first locking portion 5A and a second through hole 92A provided in the base portion 2. As shown in FIG. 4, the first through hole 91A is provided on the right side of the lower end of the plate member curved in a quadrantal arc in the fastening portion 51. Meanwhile, the second through hole 92A is provided in the handle attachment portion 81A of the base portion 2.

(1-3) Modifications The above-described first embodiment is merely one of various embodiments of the present disclosure. The above-described first embodiment can be modified in various ways depending on the design, etc., as long as the object of the present disclosure can be achieved. The following modifications may be realized in appropriate combination.

The two cutouts 71 in the first embodiment are provided at positions on the base right surface 223 and the base left surface 224 where the two cutouts 71 face each other in the left-right direction. However, there may be at least two cutouts 71, and the at least two cutouts 71 may include two cutouts 71 provided at positions facing each other in the axial direction in which the inner lid 3 rotates in the base portion 2.

For example, when there are three cutouts 71, two of the three cutouts 71 are provided in positions facing each other on the base 2 along the axial direction in which the inner lid 3 rotates. In other words, when there are three cutouts 71, the three cutouts 71 include two cutouts 71 provided in positions facing each other on the base 2 along the axial direction in which the inner lid 3 rotates.

In the first embodiment, there may be only one cutout portion 71. In this case, one cutout portion 71 is provided on the edge portion that contacts the inner lid 3 when the inner lid 3 is in a closed state on any one of the base front surface 221, base rear surface 222, base right surface 223, and base left surface 224. In other words, the cutout portion 71 is provided at a position adjacent to the base opening on any one of the base front surface 221, base rear surface 222, base right surface 223, and base left surface 224.

In the first embodiment, the direction in which the outer lid 4 rotates relative to the inner lid 3 is the same as the direction in which the inner lid 3 rotates relative to the base part 2. However, the direction in which the outer lid 4 rotates relative to the inner lid 3 may be different from the direction in which the inner lid 3 rotates relative to the base part 2. For example, the second inner lid connecting parts 36a, 36b may be provided on the inner lid left surface 324, the outer lid connecting parts 43a, 43b may be provided on the left end part of the outer lid 4, and the outer lid 4 may rotate with the front-to-rear direction as the axial direction relative to the inner lid 3. Also, the first inner lid connecting parts 35a, 35b may be provided on the inner lid left surface 324, and the base connecting parts 26a, 26b may be provided on the edge part of the base left surface 224 that contacts the inner lid 3, and the inner lid 3 may rotate with the front-to-rear direction as the axial direction relative to the base part 2.

In the first embodiment, the base bottom surface 21 has a base partition section 24, but the base bottom surface 21 does not have to have a base partition section 24. In that case, the base storage section 23 is not divided by the base partition section 24.

Similarly, although the inner lid bottom surface 31 of the first embodiment has the inner lid partition portion 34, the inner lid bottom surface 31 does not have to have the inner lid partition portion 34. In that case, the inner lid storage portion 33 is not divided by the inner lid partition portion 34.

In the first embodiment, the second through-hole 92A is provided in the handle attachment portion 81A of the base front surface 221, but may be provided directly in the base portion 2.

In the first embodiment, the base storage section 23 stores the first tool, and the inner lid storage section 33 stores the second tool. However, the base storage section 23 may store the second tool, and the inner lid storage section 33 may store the first tool.

(Embodiment 2)
The tool box 1 according to the second embodiment differs from the tool box 1 according to the first embodiment in that the outer lid 4 has a recess 72 instead of the base 2 having the cutout 71. Hereinafter, the same components as those in the first embodiment will be denoted by the same reference numerals and will not be described as appropriate.

(2-1) Detailed Description Hereinafter, a detailed configuration of the tool box 1 according to the second embodiment will be described with reference to FIGS.

(Cover opening operation section)
The tool box 1 of the second embodiment includes a recess 72 provided in the outer lid 4. In other words, the outer lid 4 has the recess 72. With the outer lid 4 fixed to the inner lid 3 by the first locking portion 5A, the user can insert a finger into the recess 72 and push up at least one of the inner lid 3 and the outer lid 4. Thus, the user can rotate the inner lid 3 together with the outer lid 4 relative to the base portion 2, and open the inner lid 3 and the outer lid 4 together. That is, the recess 72 of the second embodiment functions as the lid opening operation portion 7. In other words, the lid opening operation portion 7 of the second embodiment includes the recess 72.

The tool box 1 of the second embodiment has two recesses 72, as shown in Figs. 5 and 6. Since the inner lid 3 rotates with the left-right direction as the axial direction, the two recesses 72 are provided at positions on the outer lid left surface 424 and the outer lid right surface 423 where the two recesses 72 face each other in the left-right direction.

The shape of the recess 72 in the second embodiment is a rectangular parallelepiped. However, the shape of the recess 72 may be any shape that allows a user to insert a finger and push up the bottom surface of the inner lid 3. For example, the shape of the recess 72 may be a cylinder with a circular bottom surface parallel to the vertical direction, or a prism with a triangular or trapezoidal bottom surface parallel to the vertical direction.

(2-2) Modifications The above-described second embodiment is merely one of various embodiments of the present disclosure. The above-described second embodiment can be modified in various ways depending on the design, etc., as long as the object of the present disclosure can be achieved. The following modifications may be realized in appropriate combination.

In the second embodiment, instead of the base portion 2 having the cutout portion 71, the outer lid 4 has a recess 72. However, the base portion 2 may have the cutout portion 71 and the outer lid 4 may have a recess 72.

The recess 72 in the second embodiment is provided in the outer lid 4, but may be provided in the inner lid 3. In other words, the tool box 1 only needs to have a recess provided in at least one of the inner lid and the outer lid.

In the second embodiment, the two recesses 72 are provided at positions facing each other in the left and right direction on the outer lid left surface 424 and the outer lid right surface 423. However, as shown in Figs. 7 and 8, the two recesses 72 may be provided at positions facing each other in the left and right direction on the convex portion 325 of the inner lid right surface 323 and the inner lid left surface 324.

In the second embodiment, at least two recesses 72 may be present. The at least two recesses 72 include two recesses 72 provided in at least one of the inner lid 3 and the outer lid 4 at positions facing each other along the axial direction in which the inner lid 3 rotates.

For example, when the tool box 1 has three recesses 72, two of the three recesses 72 are provided in at least one of the inner lid 3 and the outer lid 4 at positions facing each other along the axial direction in which the inner lid 3 rotates. In other words, when the tool box 1 has three recesses 72, the three recesses 72 include two recesses 72 provided in at least one of the inner lid 3 and the outer lid 4 at positions facing each other along the axial direction in which the inner lid 3 rotates.

There may be only one recess 72 in the second embodiment. In this case, one recess 72 is provided in either the inner lid 3 or the outer lid 4. More specifically, one recess 72 is provided in either the protrusion 325 of the inner lid front surface 321, the inner lid rear surface 322, the inner lid right surface 323, or the inner lid left surface 324, or in the outer lid front surface 421, the outer lid rear surface 422, the outer lid right surface 423, or the outer lid left surface 424.

(Embodiment 3)
The tool box 1 according to the third embodiment differs from the tool box 1 according to the first embodiment in the following three points. The first point is that the first locking portion 5B is integrated with the outer lid 4. The second point is that the handle 8B is provided on at least one of the inner lid 3 and the outer lid 4. And the third point is that the through hole 9B penetrates the outer lid 4 and the base portion 2. Hereinafter, the same components as those in the first embodiment will be denoted by the same reference numerals and the description thereof will be omitted as appropriate.

(3-1) Detailed Description Hereinafter, a detailed configuration of the tool box 1 according to the third embodiment will be described with reference to FIGS.

(First lock part)
The first locking portion 5B removably fixes the outer lid 4 to the inner lid 3. In the third embodiment, the first locking portion 5B and the outer lid 4 are integrated. A more detailed description will be given. As shown in FIG. 9, the first locking portion 5B is a plate member having a long and narrow hole 54 in the left-right direction in the center and a lower end portion bent forward. The upper end portion of the first locking portion 5B is connected to the lower end portion of the outer lid front surface 421. The interlocking portion 53B in the third embodiment is provided on the inner lid 3. The interlocking portion 53B is a rectangular parallelepiped having long sides in the left-right direction. The interlocking portion 53B has a protrusion (not shown) at the front end portion that hooks and holds the opening edge of the hole 54.

The first locking portion 5B is engaged with the interlocking portion 53B provided on the inner lid 3 by pushing the first locking portion 5B backward relative to the inner lid 3. More specifically, by pushing the first locking portion 5B backward relative to the inner lid 3, the interlocking portion 53B is inserted into the hole 54, and the first locking portion 5B is engaged while bending with the interlocking portion 53B. The first locking portion 5B moves forward relative to the inner lid front surface 321, and is released from the engagement with the interlocking portion 53B.

(Second lock part)
The second locking portions 6Ba, 6Bb of embodiment 3 differ from the second locking portions 6Aa, 6Ab of embodiment 1 in that the upper ends of the hook plates 61a, 61b are engaged with an outer lid protrusion 425 provided on the front surface 421 of the outer lid and a base protrusion 225 provided on the front surface 221 of the base.

When the hook plates 61a and 61b are engaged and the lever plates 62a and 62b are tilted downward along the front surface 221 of the base, the hook plates 61a and 61b secure the outer lid 4 to the base part 2 with the outer lid 4 closed.

When the lever plates 62a and 62b are raised perpendicular to the front surface 221 of the base, the hook plates 61a and 61b are disengaged from the inner lid protrusion 326 and the base protrusion 225. In other words, the outer lid 4 becomes rotatable relative to the base 2.

(handle)
As shown in Fig. 9, the tool box 1 includes a handle 8B provided on the inner lid 3. A more detailed description will be given. The inner lid 3 has a handle attachment portion 81B protruding forward, and the handle 8B is provided on the handle attachment portion 81B. The handle 8B has a structure that allows a user to hold it when carrying the tool box 1. For example, the handle 8B has a substantially C-shape. In the third embodiment, the base portion 2 has two handle attachment portions 81B, and the handle 8B is provided so as to connect one of the two handle attachment portions 81B to the other handle attachment portion 81B.

With both second locking parts 6Ba and 6Bb released and the outer lid 4 fixed to the inner lid 3 by the first locking part 5B, the user can lift the handle 8B. This allows the user to rotate the inner lid 3 together with the outer lid 4 relative to the base part 2, and open the inner lid 3 and the outer lid 4 together. That is, the handle 8B functions as the lid opening part 7. In other words, the lid opening part 7 includes the handle 8B. Therefore, the tool box 1 of the third embodiment does not have a notch part 71 or a recess 72.

(Through hole)
The tool box 1 further includes a through hole 9B penetrating the outer lid 4 and the base portion 2. The through hole 9B of the third embodiment includes a first through hole 91B provided in the first locking portion 5B that is integral with the outer lid 4, and a second through hole 92B provided in the base portion 2. As shown in FIG. 10, the first through hole 91B is provided on the right side of the lower end portion bent forward in the first locking portion 5B. Meanwhile, the base portion 2 has a hole installation portion 27 that protrudes forward, and the second through hole 92B is provided in the hole installation portion 27. The hole installation portion 27 is disposed at the upper end portion of the base front surface 221.

(3-2) Modifications The above-described third embodiment is merely one of various embodiments of the present disclosure. The above-described third embodiment can be modified in various ways depending on the design, etc., as long as the object of the present disclosure can be achieved. The following modifications may be realized in appropriate combination.

The tool box 1 of the third embodiment does not have a notch 71 or a recess 72, but the tool box 1 may have a handle 8B provided on the inner lid 3 and at least one of the notch 71 and the recess 72.

In the third embodiment, the handle 8B is provided on the inner lid 3, but it may also be provided on the outer lid 4. In other words, the tool box 1 only needs to have a handle 8B provided on at least one of the inner lid 3 and the outer lid 4.

The second through hole 92 in the third embodiment is provided in the hole installation portion 27 of the base front surface 221, but may be provided directly in the base portion 2.

(summary)
As described above, the tool box (1) according to the first aspect includes a base portion (2), an inner lid (3), an outer lid (4), a first locking portion (5A, 5B), a second locking portion (6Aa, 6Ab, 6Ba, 6Bb), and a lid opening operation portion (7). The base portion (2) has a base storage portion (23) that stores a first tool. The inner lid (3) is rotatably connected to the base portion (2), opens and closes by rotating relative to the base portion (2), covers at least a part of the base storage portion (23) when closed, and has an inner lid storage portion (33) that stores a second tool. The outer lid (4) is rotatably connected to the inner lid (3), opens and closes by rotating relative to the inner lid (3), and covers at least a part of the inner lid storage portion (33) when closed. The first locking parts (5A, 5B) detachably fix the outer lid (4) to the inner lid (3). The second locking parts (6Aa, 6Ab, 6Ba, 6Bb) detachably fix at least one of the inner lid (3) and the outer lid (4) to the base part (2). The lid opening operation part (7) rotates the inner lid (3) together with the outer lid (4) relative to the base part (2) while the outer lid (4) is fixed to the inner lid (3) by the first locking parts (5A, 5B), thereby opening the inner lid (3) and the outer lid (4) together.

This configuration has the advantage of improving the operability of opening the inner lid (3) and the outer lid (4) together.

In the tool box (1) according to the second aspect, in the first aspect, the base part (2) has a notch part (71) provided on the edge part that contacts the inner lid (3). The lid opening operation part (7) includes the notch part (71).

This aspect has the advantage that the user can open the inner lid (3) and the outer lid (4) together using the cutout portion (71).

In the tool box (1) according to the third aspect, in the second aspect, there are at least two cutout portions (71). The at least two cutout portions (71) include two cutout portions (71) provided in the base portion (2) at positions facing each other along the axial direction in which the inner lid (3) rotates.

This aspect has the advantage of improving the ease of opening the inner lid (3) and outer lid (4) together.

The tool box (1) according to the fourth aspect is any one of the first to third aspects, and further includes a recess (72) provided in at least one of the inner lid (3) and the outer lid (4). The lid opening operation part (7) includes the recess (72).

This embodiment has the advantage that the user can open the inner lid (3) and the outer lid (4) together using the recess (72).

In the tool box (1) according to the fifth aspect, in the fourth aspect, there are at least two recesses (72). The at least two recesses (72) include two recesses (72) provided in at least one of the inner lid (3) and the outer lid (4) at positions facing each other along the axial direction in which the inner lid (3) rotates.

This aspect has the advantage of improving the ease of opening the inner lid (3) and outer lid (4) together.

The tool box (1) according to the sixth aspect is any one of the first to fifth aspects, and further includes a handle (8A, 8B) provided on at least one of the inner lid (3) and the outer lid (4). The lid opening operation unit (7) includes the handle (8A, 8B).

This embodiment has the advantage that the user can use the handles (8A, 8B) to open the inner lid (3) and the outer lid (4) together.

The toolbox (1) according to the seventh aspect is any one of the first to sixth aspects and further includes through holes (9A, 9B) that penetrate the base part (2) and at least one of the outer lid (4) and the first locking part (5A, 5B).

This aspect has the advantage that the user can secure at least one of the outer lid (4) and the first locking portion (5A, 5B) to the base portion (2) in an undetachable manner by passing a cable tie or the like through the through holes (9A, 9B).

The configurations according to the second to seventh aspects are not essential to the toolbox (1) and may be omitted as appropriate.

REFERENCE SIGNS LIST 1 Tool box 2 Base portion 23 Base storage portion 3 Inner lid 33 Inner lid storage portion 4 Outer lid 5A, 5B First lock portion 6Aa, 6Ab, 6Ba, 6Bb Second lock portion 7 Lid opening operation portion 71 Cutout portion 72 Recessed portion 8A, 8B Handle 9A, 9B Through hole

Claims (6)

a base portion having a base storage portion for storing a first tool;
an inner lid that is rotatably connected to the base portion, that rotates relative to the base portion to open and close, that covers at least a portion of the base storage portion when closed, and that has an inner lid storage portion that stores a second tool;
an outer lid that is rotatably connected to the inner lid, opens and closes by rotating relative to the inner lid, and covers at least a portion of the inner lid storage section when in a closed state;
A first locking portion that detachably fixes the outer lid to the inner lid;
a second locking portion that detachably fixes at least one of the inner lid and the outer lid to the base portion;
a lid opening operation unit that performs an operation of opening the inner lid and the outer lid together by rotating the inner lid together with the outer lid relative to the base unit while the outer lid is fixed to the inner lid by a first locking unit ,
The base portion has a notch portion provided on an edge portion that contacts the inner lid,
The cover opening operation portion includes the cutout portion,
There are at least two cutout portions,
The at least two cutout portions include two cutout portions provided in the base portion at positions facing each other along an axial direction in which the inner lid rotates.
A tool box characterized by: a base portion having a base storage portion for storing a first tool;
an inner lid that is rotatably connected to the base portion, that rotates relative to the base portion to open and close, that covers at least a portion of the base storage portion when closed, and that has an inner lid storage portion that stores a second tool;
an outer lid that is rotatably connected to the inner lid, opens and closes by rotating relative to the inner lid, and covers at least a portion of the inner lid storage section when in a closed state;
A first locking portion that detachably fixes the outer lid to the inner lid;
a second locking portion that detachably fixes at least one of the inner lid and the outer lid to the base portion;
a cover opening operation unit that performs an operation of opening the inner cover and the outer cover together by rotating the inner cover together with the outer cover relative to the base unit while the outer cover is fixed to the inner cover by a first locking unit;
A recess provided in at least one of the inner lid and the outer lid,
The cover opening operation portion includes the recess.
A tool box characterized by: A recess is provided in at least one of the inner lid and the outer lid,
The cover opening operation portion includes the recess.
2. The tool box according to claim 1 . There are at least two recesses,
The at least two recesses include two recesses provided in at least one of the inner lid and the outer lid at positions facing each other along an axial direction in which the inner lid rotates.
4. A tool box according to claim 2 or 3. A handle is provided on at least one of the inner lid and the outer lid,
The cover opening operation unit includes the handle.
A tool box according to any one of claims 1 to 4. The locking member further includes a through hole passing through at least one of the outer lid and the first locking portion and the base portion.
A tool box according to any one of claims 1 to 5.

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