JP5721688B2 - Case for storage - Google Patents

Description

  The present invention relates to a storage case made of synthetic resin for storing, for example, clothing, miscellaneous goods, accessories, and the like.

  There is a utility model registration No. 3175462 (Patent Document 1) as this kind of storage case.

  Briefly describing Patent Document 1, a synthetic resin box-shaped case body having an upper surface opening and a front surface opening, a synthetic resin upper lid for closing the upper surface opening, and the front opening are blocked. And a front cover portion made of synthetic resin that is pivotally connected to each other so that it can be pivoted up and down. By removing the cover body, the upper surface opening and the front opening are simultaneously opened. Not only can the stored items be taken in and out, but the front lid can be activated and rotated with respect to the closed upper lid to open only the front opening.

  Further, in Patent Document 1, a bearing portion having a C-shaped cross section is integrally formed at the pivot-side end portion of the upper lid portion, and a shaft portion is integrally molded at the pivot-side end portion of the front lid portion. The upper lid portion and the front lid portion are pivotally connected so as to be able to swing up and down by pivotally supporting the shaft portion on the bearing portion, and further, a locking projection is integrally formed on the inner surface of the bearing portion, An engaging recess is integrally formed on the outer surface of the shaft, and the front cover is held in an activated state in which the front opening is opened by engaging the engaging protrusion with the engaging recess (of the front opening). The open state is maintained).

Utility Model Registration No. 3175462

  In the above-mentioned Patent Document 1, since the front cover part is held open and retained by the engaging protrusions and the engaging recesses of the engaging recesses on the pivoting part of the lid, the engaging part and the engaging protrusions are engaged. If molding accuracy does not appear in the dimensions with the joint recess, the engaging projection and the engaging recess cannot be engaged with each other, and there is a concern that the opening and holding function of the front lid does not function well.

  The present invention relates to an improvement in a storage case made of a synthetic resin that has a front opening as in Patent Document 1 and can open only the front lid of the front opening alone. Even if there is variation or some distortion in the member, it is equipped with a front lid opening holding means that reliably holds the front lid open, and the closed state of the front lid is also improved by the equivalent closing holding means. A storage case having a configuration excellent in practicality to be held is provided.

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

A box-shaped case body 2 made of a synthetic resin having an opening 1 and a lid 3 made of a synthetic resin for closing the opening 1 of the box-shaped case body 2 so as to be openable and closable. The upper surface opening portion 1A and the front surface opening portion 1B as the opening portion 1 are provided in a continuous state on the upper surface portion and the front surface portion, and the lid 3 is made of a synthetic resin that closes the upper surface opening portion 1A. The upper lid portion 3A and the front lid portion 3B made of synthetic resin that close the front opening 1B, and the upper lid portion 3A and the front lid portion 3B are pivotally connected to each other so that they can be pivoted up and down. With the upper lid portion 3A of the lid body 3 closing the upper surface opening portion 1A of the box-shaped case body 2, the front lid portion 3B can be activated and rotated with respect to the upper lid portion 3A to open the front surface opening portion 1B. In the storage case, the front lid 3B of the lid 3 is connected to the box-shaped case. A detachable front lid opening holding means 4 is provided which is activated and rotated with respect to the upper lid portion 3A closing the upper surface opening portion 1A of the body 2 to lock and hold the front opening portion 1B. The front lid opening holding means 4 is formed by integrally forming a locking projection 5 for opening at a pivot side end which is a base end of the front lid 3B, and the front lid 3B is attached to the upper lid 3A. When the front opening 1B is opened by rotating the opening, the opening engaging convex portion 6 is engaged with the opening engaging convex portion 5 so as to be disengaged and locked. The front lid portion 3B of the lid 3 is engaged and held in a state where the front lid portion 3B closes the front opening 1B of the box-shaped case body 2. The lid closure holding means 7 is provided, and the front lid closure holding means 7 is integrally formed with a closure locking projection 8 at the front end of the front lid 3B, When the front lid 3B is tilted and rotated with respect to the upper lid 3A to close the front opening 1B, the closing locking projection 8 is detachably engaged and locked. The portion 9 is formed integrally with the opening edge of the front opening 1B of the box-shaped case body 2 or in the vicinity of the opening edge, and the lid 3 is supported by a pivot-side end of the upper lid 3A. The shaft portion 11 or the shaft portion 11 and the upper lid side non-pivoting portion 12 are provided in parallel, and the shaft portion 11 that is pivotally supported by the bearing portion 10 or the bearing portion 10 that pivotally supports the shaft portion 11 and the upper lid side non-rotating portion is provided. By providing a front lid side non-pivot part 13 corresponding to the pivot part 12 in a juxtaposed state at the pivot side end part of the front lid part 3B, the shaft part 11 is pivotally supported by the bearing part 10 The upper lid portion 3A and the front lid portion 3B are pivotally connected to each other so that they can be pivoted up and down, and the front lid opening holding means 4 is provided on the upper lid side of the upper lid portion 3A. The opening engaging convex portion 6 is formed integrally with the attachment portion 12, and the opening engaging convex portion 5 is integrally formed with the front lid side non-pivoting portion 13 of the front lid portion 3B. The locking projection 5 and the release engagement projection 6 are formed in a shape having a length along the axial direction of the shaft portion 11, and the release locking projection 5 having a length is long. The present invention relates to a storage case characterized in that it is configured to climb over and lock while being in pressure contact with a certain opening engaging projection 6 .

Further, the front cover open holding means 4 to form a protruding end portion of the opening for engaging convexed latch portion 5 toward the outer curved surface shape of the convex curved protrusion of the opening for the engaging protrusion 6 the distal portion is formed into a curved surface shape that convexly curved outward, the projecting tip of the convex curved surface shape of the opening for engaging convexed latch unit 5, a convex curved surface shape of the opening for the engaging protrusion 6 The front lid closing and holding means 7 has a configuration in which the front cover closing holding means 7 has a length and the protruding leading end portion is outward. The closing engaging convex portion 9 has a long shape and the protruding tip portion is formed in a curved surface shape that curves outwardly. The protruding tip of the locking convex portion 8 for blocking the convex curved surface having a length is connected to the protruding tip portion of the engaging convex portion 9 for closing having a long convex curved surface. Those of the accommodating case according to claim 1, characterized in that a structure to start stop locking overcame in contact therewith.

  The lid 3 is provided with a plurality of bearing portions 10 or shaft portions 11 in parallel at the end of the upper lid portion 3A at intervals, and the shaft portion 11 or the shaft portion 11 that is pivotally supported by the bearing portion 10 is provided. A plurality of bearing portions 10 that pivotally support the shaft portion 11 are provided in a juxtaposed manner at intervals on the pivot side end portion of the front lid portion 3B, and a plurality of shaft portions 11 are provided on the plurality of bearing portions 10. The upper lid portion 3A and the front lid portion 3B are pivotally connected to each other so that they can be pivoted up and down by being pivotally supported, and the front lid opening holding means 4 includes a plurality of the bearing portions 10 of the upper lid portion 3A. The opening engaging projections 6 are integrally formed on the upper lid side non-pivoting part 12 or the upper lid side non-pivoting part 12 between the plurality of shaft parts 11, and the shafts of the front lid part 3B are integrally formed. The opening locking projection 5 is integrally formed on the front lid side non-pivoting part 13 between the parts 11 or the front lid side non-pivoting part 13 between the plurality of bearing parts 10. Those of the accommodating case according to any one of claims 1, 2, characterized in.

  Further, the front lid opening holding means 4 is configured to integrally form at least the front lid portion 3B so that the front lid portion 3B is latched and held at the starting rotation position above the horizontal. The storage position according to any one of claims 1 to 3, wherein the molding position of the portion 5 is set and configured.

  In addition, the front opening portion 1B of the shape that opens at least in the middle of the front surface portion and has a shape that opens backward is provided on the front surface portion of the box-shaped case body 2, The upper lid portion 3A is provided with a placement portion 14 on which the box-shaped case body 2 can be stacked and placed, and the front lid opening holding means 4 places the front lid portion 3B on the placement portion 14 before the upper lid portion 3A. The opening locking convex portion 5 formed integrally with at least the front lid portion 3B so as to be locked and held at a starting rotation position that does not block the front of the front opening 1B of the box-shaped case body 2 placed. 5. The storage case according to claim 1, wherein the molding position is set and configured.

  Further, the front lid closure holding means 7 integrally molds the closure convex projection 8 inside the front end portion of the front lid portion 3B of the lid body 3 so that the front opening 1B of the box-shaped case body 2 is formed. 6. The storage case according to claim 1, wherein the closing engaging convex portion 9 is integrally formed at a lower portion of a lower opening edge portion of the housing. .

  Since the present invention is configured as described above, the top opening and the front opening of the box-shaped case body can be fully opened by removing the lid, and the front lid is activated and rotated with respect to the upper lid. It is a convenient storage case that can be used in such a way that only the front opening of the case is partially opened, and the front lid can be locked and held with the front lid opening holding means open. At the same time, the front lid opening holding means is configured to hold the front lid open by engaging the locking projections for opening over the locking projections for opening. The locking convex part and the engaging convex part for opening can be securely locked without being influenced by some distortion of the upper lid part or the front lid part even if there is some variation in the respective dimensions. The upper lid portion having the holding means and the front lid portion can be easily molded, In addition, according to the present invention, the front lid portion can be locked and held in a state in which the front open portion is closed by the front lid closing holding means. Since the front lid portion is closed and held by climbing over and engaging with the convex portion, the closure convex portion for closure and the engagement convex portion for closure may be slightly different in their dimensions. It can be reliably locked without being influenced by some distortion of the box-shaped case body, and the front lid portion having this closing and holding means and the box-shaped case body can be easily molded, making it extremely practical. -A storage case with excellent mass productivity.

Further, according to the present invention, the opening and holding state of the front lid portion is more stably locked and held by locking the long convex portions, and the pivot portion of the upper lid portion and the front lid portion Since the front lid opening and holding means is provided at a location that is not, there is no hindrance to the pivoting movement of the upper lid portion and the front lid portion, and it is possible to easily design and realize a configuration in which the front lid portion smoothly undulates and pivots with respect to the upper lid portion The storage case is extremely practical.

In the invention described in claim 2, will be closed busy holding state of the front lid is further stably locking retained by engagement of the convex portions with a length, yet open for locking Front lid opening / holding means with superior operability, in which the projection or the locking projection for closure can smoothly get over and engage / disengage from the engagement projection for closure or the engagement projection for closure And the front lid closing / holding means can be easily designed and realized, and the storage case has a configuration excellent in practicality.

In the invention of claim 3, wherein, the accommodating case of the configuration where the holding-open state of the front lid superior in one layer utility that will be more stable locking retained by engagement between the plurality of projections Become.

  Further, in the invention according to claim 4, it is a storage case having a more practical configuration that can open and close the front open portion of the box-shaped case body with a wide opening and easily put in and out the stored items. .

  Further, in the invention according to claim 5, it can be used as a large-capacity system storage by stacking up and down in multiple stages, and even in this multi-stage stacked state, the front lid is opened without obstructing the front opening of each stage. The storage case can be held in a state and is more practical.

  Further, in the invention according to claim 6, the front lid closing and holding means that reliably exhibits the above-mentioned functions and effects can be easily designed and realized with a simple configuration, and the storage case has a more practical configuration.

It is a perspective view which shows a present Example. It is a perspective view of the state which separated the lid from the box-shaped case body which shows this example. It is a sectional side view which shows a present Example. It is a perspective view of the state where the front lid part which shows this example was started rotation, and the front opening part was opened. It is a description exploded perspective view which shows the pivot attachment structure of the upper cover part and front cover part of a present Example. It is an explanatory partial expanded side sectional view which shows the pivot attachment structure of the upper cover part and front cover part of a present Example. It is a partial expanded side sectional view which shows the obstruction | occlusion holding | maintenance structure of the upper cover part and box-shaped case body of a present Example. It is operation | movement explanatory drawing which shows the front lid open holding | maintenance means of a present Example. It is operation | movement explanatory drawing which shows the front lid obstruction | occlusion holding | maintenance means of a present Example. It is a front view which shows the use condition which carried out the stacking of the present Example. FIG. 6 is an explanatory side view in which the lower storage case is cut out to show a state where the front lid portion of the lower storage case is activated and rotated to open the front opening in the usage state in which the embodiment is stacked. It is explanatory side view which notched the lower storage case which shows the state which removed the cover body and the present Example nested. It is a partial expanded explanatory view which shows the nesting structure of a present Example. It is a perspective view which shows an example of the stacking use state which combined the present Example of half size.

  An embodiment of the present invention which is considered to be suitable will be briefly described with reference to the drawings showing the operation of the present invention.

  In the present invention, by removing the lid 3 from the box-shaped case body 2, the upper surface opening 1 </ b> A and the front opening 1 </ b> B of the box-shaped case body 2 are fully opened, and a stored item is taken in and out of the box-shaped case body 2. Although it is possible, from the closed state of the lid 3, the front lid 3 </ b> B is activated and rotated with respect to the upper lid 3 </ b> A while the upper lid 3 </ b> A blocks the upper surface opening 1 </ b> A of the box-shaped case 2. Only the front opening 1B of the case body 2 can be opened.

  At this time, the front lid portion 3B is locked and held in a state where the front lid opening holding means 4 is activated and rotated with respect to the upper lid portion 3A to open the front opening 1B.

  Specifically, when the front lid portion 3B is activated and rotated with respect to the upper lid portion 3A to open the front opening portion 1B, the locking for release integrally formed at the end portion on the pivot side of the front lid portion 3B The projection 5 is engaged with and disengaged from the engagement projection 6 for opening formed integrally with the pivot side end of the upper lid 3A so that the front lid 3B opens the front opening 1B. Locked and held.

  Therefore, there is no trouble of holding the front lid 3B open with one hand while taking in and out the stored items from the front opening 1B with the other hand, and after the user holds the front lid 3 in the starting rotation position, For example, it is possible to easily put in and out the stored item from the front opening 1B by using both hands.

  Further, the front lid opening holding means 4 of the present invention is not the locking holding means in which the locking convex part is locked to the engaging concave part as in Patent Document 1, but the locking holding means between the convex parts 5 and 6. Therefore, even if there are some variations in the dimensions of the locking projections 5 for opening and the engaging projections 6 for opening, and the upper lid 3A and the front lid 3B are slightly distorted, the projections are reliably projected. The parts 5 and 6 can be locked to each other. Therefore, the upper lid part 3A and the front lid part 3B provided with the front lid opening holding means 4 of the present invention are formed in consideration of the dimensions of the convex parts 5 and 6 and distortion of members. It can be easily molded without requiring accuracy.

  When the stored items are taken in and out from the front opening 1B, the front lid 3B held at the starting rotation position by the opening holding means 4 is pivoted downward with respect to the upper lid 3A (the locking projection for opening). When the front lid portion 3B closes the front opening 1B, the front lid portion 3B closes the front opening 3B. The front opening 1B is locked and held by the front lid closing holding means 7.

  Specifically, when the front lid portion 3B is pivoted downward with respect to the upper lid portion 3A to close the front opening 1B, the locking convex portion for closing integrally formed at the front end portion of the front lid portion 3B. 8 detachably engages with and engages with the closing engaging convex portion 9 integrally formed in the opening edge portion of the front opening 1B of the box-shaped case body 2 or in the vicinity of the opening edge portion, and the front lid portion 3B is engaged with the front lid portion 3B. The opening 1B is locked and held in a closed state.

  Further, since the front lid closing holding means 7 is also a locking holding means for the convex portions 8 and 9 like the front lid opening holding means 4, the closing locking convex portion 8 and the closing engagement convex portion are also provided. Even if there is some variation in dimensions with the portion 9 and there is some distortion in the front lid portion 3B and the box-shaped case body 2, the convex portions 8 and 9 can be securely locked to each other. The front lid portion 3B and the box-shaped case body 2 provided with the lid closing and holding means 7 can be easily molded without requiring the molding portions 7 and 9 to have molding accuracy in consideration of the size and distortion of the members. .

  Specific embodiments of the present invention will be described with reference to the drawings.

  The present embodiment is a storage case comprising a synthetic resin box-shaped case body 2 having an opening 1 and a synthetic resin-made lid body 3 that closes the opening 1 of the box-shaped case body 2 in an openable and closable manner. It is related to.

  As shown in FIGS. 1 to 3, the box-shaped case body 2 according to the present embodiment has a horizontally long and substantially rectangular shape in plan view, and the upper surface portion opens horizontally (having an upper surface opening portion 1 </ b> A). (Integral molding by resin molding), and moving rollers 17 are attached to the bottom four corners.

  In addition, the box-shaped case body 2 is formed so that the front wall portion is formed in a shape that protrudes forward in the shape of a letter in a side view, and the protruding corner portion that protrudes forward most in the middle of the front wall portion. The rear inclined portion on the upper side is formed into an opening shape, and the rear inclined opening portion is connected to the upper surface opening 1A to be a front opening 1B that opens.

  That is, the box-shaped case body 2 of the present embodiment is configured to have the large-mouthed opening 1 composed of the upper surface opening 1A and the front surface opening 1B. In addition, a reinforcing edge 16 having an L-shaped cross section that protrudes horizontally outward and hangs downward at a right angle is integrally formed on substantially the entire circumference of the opening edge of the opening 1 having a large opening to improve the shape retention strength. I am letting.

  In addition, the front opening 1B of the present embodiment is configured to open in a rearward tilted state as described above, but the rear tilt is set small. Thereby, the storage space part of the internal upper part of the box-shaped case body 2 can be ensured larger than the case body of the shape which the front opening part currently disclosed by the said patent document 1 inclines back largely.

  As shown in FIGS. 1 to 3, the lid body 3 of the present embodiment includes an upper lid portion 3 </ b> A made of synthetic resin that closes the upper surface opening 1 </ b> A of the box-shaped case body 2, and the front surface of the box-shaped case body 2. The front lid 3B is made of a synthetic resin that closes the opening 1B, and the upper lid 3A and the front lid 3B are pivotally connected to each other so that they can be pivoted up and down.

  Specifically, the upper lid portion 3A is configured in a substantially rectangular plate shape (resin molding) in a plan view that can close the upper surface opening 1A of the box-shaped case body 2, and the front lid portion 3B is a box-shaped case. The front opening 1B of the body 2 is configured in a shape (resin molding) that is horizontally long in a plan view that can close the front opening 1B, and whose length in the front-rear direction is about ½ from the upper lid 3A. Yes.

  More specifically, the upper lid portion 3A and the front lid portion 3B are formed integrally with a rib edge 18 having a U-shaped cross section projecting upward from the entire peripheral edge portion to improve the shape retention strength, and the upper lid portion 3A. The rib edge 18 of the front lid portion 3B is fitted to the reinforcing edge portion 16 of the box-shaped case body 2 so that the opening 1 of the box-shaped case body 2 can be closed with the lid body 3.

  The pivotal structure of the upper lid portion 3A and the front lid portion 3B includes one longitudinal edge (front edge portion) of the upper lid portion 3A and one longitudinal edge (rear edge portion) of the front lid portion 3B. As a pivot side end, a bearing 10 is integrally formed at the pivot side end of the upper lid 3A, and a shaft 11 pivotally supported by the bearing 10 is provided at the pivot side end of the front lid 3B. It is integrally molded.

  More specifically, as shown in FIG. 5, a cross-section in which the pivot-side end of the upper lid 3 </ b> A is integrally formed into a concave / convex edge shape in which the concave / convex is continuous, and the convex edge portion of the concave / convex edge is opened downward in a side view. The C-shaped convex edge portion is integrally formed into a C-shape, and the bearing portion 10 that can be pivotally supported while the shaft portion 11 is held is used. That is, a plurality of bearing portions 10 are provided in parallel at spaced intervals at the pivot-side end portion of the upper lid portion 3A.

  On the other hand, the pivoting side end of the front lid 3B is integrally formed with a concave / convex edge shape in which the concave / convex edges alternate with the concave / convex edge of the upper lid part 3A, and the convex edges adjacent to the concave edge of the concave / convex edge. The shaft 11 having a round bar shape is integrally formed so as to span between them. In other words, a plurality of shafts 11 are arranged in parallel at the end of the front lid 3B on the pivot side.

  Then, the concave and convex edge of the upper lid portion 3A and the concave and convex edge of the front lid portion 3B are fitted to the concave and convex edge, and the shaft portion 11 of the front lid portion 3B is connected to the upper lid portion 3A. The upper lid portion 3A and the front lid portion 3B are pivotally connected to each other so as to be pivoted up and down (see FIG. 6). In addition, it is good also as a pivoting structure which provides the shaft part 11 in the upper cover part 3A, and provides the bearing part 10 in the front cover part 3B.

  That is, as shown in FIG. 4, the lid 3 has the front lid portion 3A with respect to the upper lid portion 3A in a state where the upper lid portion 3A of the lid body 3 closes the upper surface opening 1A of the box-shaped case body 2. The front opening 1B can be opened by turning and rotating 3B.

  Further, the upper lid portion 3 </ b> A of the lid body 3 is configured so as to be able to be closed and opened with respect to the upper surface opening portion 1 </ b> A of the box-shaped case body 2. This openable / closable closing holding structure integrally molds the small protrusions 22 in a projecting state toward the inside at a total of four locations including the front left and right portions and the rear left and right portions of the bottom end portion of the rib edge 18 of the upper lid portion 3A. On the other hand, the small projections 22 are engaged with each other at a total of four positions, that is, the front left and right portions and the rear left and right portions with respect to the upper surface opening 1A of the hanging lower end portion of the reinforcing edge portion 16 of the box-shaped case body 2. The notch 23 is integrally formed, the reinforcing edge 16 and the rib edge 18 are elastically deformed, and the small protrusion 22 is press-fitted into the engaging notch 23, whereby the upper lid 3A is attached to the upper surface of the box-shaped case body 2. When the upper lid 3A is closed and held by being stably locked to the opening 1A, and the upper lid 3A is opened (removed from the box-shaped case body 2), the small protrusion 22 is engaged with the engagement notch 23. The upper lid 3A can be removed from the upper opening of the box-shaped case body 2 by removing it (see FIG. 7). .)

  In the present embodiment, the front lid portion 3B of the lid body 3 is activated and rotated with respect to the upper lid portion 3A closing the upper surface opening portion 1A of the box-shaped case body 2 to open the front opening portion 1B. There is provided a front lid opening holding means 4 that can be engaged and disengaged to be locked and held in this state.

  Specifically, the front lid opening holding means 4 integrally molds the locking projection 5 for opening at the pivoting side end portion which is the base end portion (rear side end portion) of the front lid portion 3B. When the lid 3B is activated and rotated with respect to the upper lid 3A to open the front opening 1B, the opening engaging projection 6 is detachably engaged and locked. The upper lid 3A is integrally formed with the pivot-attached end (front end).

  More specifically, the front lid opening holding means 4 has the opening engaging projections on the end surfaces of the upper lid side non-pivoting portion 12 which are a plurality of concave edges between the bearing portions 10 of the upper lid portion 3A. The part 6 is integrally formed, and the locking projections 5 for opening are respectively provided on the end surfaces of the front lid side non-pivoting portions 13 which are a plurality of convex edges between the plurality of shaft portions 11 of the front lid portion 3B. The structure is integrally molded.

  Further, the opening locking projection 5 and the opening engagement projection 6 are set to a degree of protrusion that abuts (collises) with each other when the front lid 3B is raised and lowered with respect to the upper lid 3A. doing.

  Further, as shown in FIG. 5, the plurality of opening locking projections 5 are long and narrow ridges, and the protruding tip portions are curved surfaces (cross-sections) that protrude outward (backward). (A semicircular shape) and a plurality of the engaging projections 6 for opening are also long and slender horizontally long ridges, and the protruding tip portions are curved surfaces that curve outward (forward). (Semi-circular cross section)

  The operation of the front lid opening and holding means will be described. FIG. 8 shows that the shaft portion 11 is rotated with respect to the bearing portion 10 by starting and rotating the front lid portion 3B with respect to the upper lid portion 3A. As described above, the unlocking convex portion 5 of the front lid side non-pivoting portion 13 of the front lid portion 3B pivots downward, and eventually the engaging convex portion for opening of the upper lid side non-pivoting portion 12 of the upper lid portion 3A. 6, when the front lid 3 </ b> B is activated and rotated against the rotational resistance caused by this contact, the elastic deformation of the upper lid 3 </ b> A and the front lid 3 </ b> B on the pivoting side end causes a long movement. The projecting tip of the release convex projection 5 having a convex convex curved surface climbs downward while pressing against the projecting tip of the release convex projection 6 having a long convex curved surface. The front lid 3B is configured to be held in a state in which the front lid 3B is activated and rotated upward by this locking.

  When it is desired to close the front lid portion 3B that is held open, when the front lid portion 3B is pivoted slightly stronger, the locking projection 5 for opening moves in the opposite direction (upward) to the above. It is set as the structure which gets over and engages with the engagement convex part 6. FIG.

  Further, in the present embodiment, the forming position of the opening locking convex portion 5 that is integrally formed with the front lid portion 3B so that the front lid portion 3B is locked and held at the starting rotation position above the horizontal. Is configured.

  The front lid opening holding means 4 of this embodiment is not the locking holding means in which the locking projections are locked to the engagement recesses as in Patent Document 1, but the locking holding means between the projections 5 and 6. Therefore, as long as the locking projections 5 for opening and the engaging projections 6 for opening are at least protruding so that they can come into contact with each other, even if both dimensions vary, the top cover Even if there is some distortion in the part 3A and the front lid part 3B, the convex parts 5 and 6 can be reliably locked without being affected by the variation or distortion of this dimension, and therefore the front lid open holding means 4 of this embodiment. The upper lid portion 3A and the front lid portion 3B having the above-described configuration can be easily molded without requiring the molding portions 5 and 6 to have molding accuracy in consideration of detailed dimensions and distortion of members.

  Further, in this embodiment, the front lid portion 3B of the lid body 3 is engaged with the front lid portion 3B in a state where the front lid portion 3B closes the front opening 1B of the box-shaped case body 2. Blockage holding means 7 is provided.

  Specifically, the front lid closing holding means 7 integrally forms a locking projection 8 for closing at the front end portion (front end portion) of the front lid portion 3B, and the front lid portion 3B is used as the upper lid portion 3A. When the front opening 1B is closed by pivoting with respect to the closure, the closing engagement projections 9 that the engagement locking projections 8 are detachably engaged and locked are formed in the box-shaped case body 2. It is set as the structure integrally molded in the opening edge part of the front opening part 1B of this, or the vicinity of an opening edge part.

  More specifically, as shown in FIG. 3 and FIG. 9, the inner side of the front end hanging portion 15 of the rib edge 18 on the front side of the front lid portion 3B is directed inward (rear side of the front lid portion 3B). The closing locking projection 8 is integrally formed in a protruding state, and the reinforcing edge is formed at the lower central portion of the reinforcing edge 16 at the lower opening edge of the front opening 1B of the box-shaped case body 2. The convex part which protruded the lower surface part downward by denting the upper surface part of the part 16 is integrally formed, and the convex part protruding downward is used as the engaging convex part 9 for closing. That is, the closing locking convex portion 8 is provided inside the front end portion of the front lid portion 3B, and the closing engaging convex portion 9 is provided below the lower opening edge of the front opening 1B.

  Further, the closing locking projections 8 and the closing engagement projections 9 have such a degree of protrusion that they abut (collision) with each other when the front lid 3B is pivoted down with respect to the upper lid 3A. It is set.

  As shown in FIGS. 4 and 9, the locking projection 8 for closing has an elongated, horizontally long ridge shape, and its protruding tip is convexly curved outward (inward of the lid 3). Are integrally formed into a curved surface shape (a semicircular cross-sectional shape), and the closing engagement convex portion 9 is also an elongated, horizontally long ridge shape, and the protruding tip portion is convexly curved outward (downward). It is integrally molded into a curved surface (cross-sectional semicircular shape).

  The operation of the front lid closing / holding means 7 will be described. When the front lid 3B is pivoted and rotated with respect to the upper lid 3A, as shown in FIG. 9, the front end of the front lid 3B (front end) And the closing locking projection 8 comes into contact with the closing engagement projection 9 below the reinforcing edge 16 from the front, and resists the rotation resistance caused by this contact. Even if the front lid 3B is pivoted down, the projecting tip of the locking convex portion 8 for closing the convex curved surface having a length due to elastic deformation of the tip portion of the front lid portion 3B and the reinforcing edge portion 16 is provided. The portion climbs backward while pressing against the projecting tip of the closing convex protrusion 9 having a convex curved surface having a long length, and the front lid portion 3B is engaged with the front opening 1B. Is configured to be held in a closed state.

  In order to open the closed front cover part 3B, if the front cover part 3B is slightly activated and rotated, the closing locking projection 8 moves in the opposite direction (rearward), and the closing cover The configuration is such that the joint convex portion 9 is overtaken and disengaged.

  The front lid closing and holding means 7 of this embodiment is also a locking and holding means for the convex portions 8 and 9 like the front lid opening and holding means 4. As long as the projections 9 are at least projecting enough to come into contact with each other, the front lid 3B and the box-shaped case body 2 are somewhat distorted even if both dimensions vary. The protrusions 8 and 9 can be reliably locked without being affected by the variation or distortion of the dimensions. Therefore, the front lid portion 3B and the box-shaped case body 2 provided with the front lid closing and holding means 7 of the present embodiment Can be easily molded without requiring molding accuracy in consideration of the detailed dimensions and distortion of the members.

  In the present embodiment, the upper lid portion 3A of the lid body 3 is provided with a placement portion 14 on which the box-shaped case body 2 can be stacked and placed, and a plurality of storages are provided as shown in FIGS. The case can be used as a system storage by stacking the case.

  Specifically, the concave portion 14 surrounded by the rib edge 18 of the upper lid portion 3A is used as the mounting portion 14 described above, and the box-shaped case body 2 is configured to have a size that can be mounted on the mounting portion 14. When the bottom portion of the other box-shaped case body 2 is placed on the placement portion 14, the stacked box-type case body 2 is stably stacked by the rib edge 18 around the placement portion 14 so that it is difficult to move laterally. It is configured.

  Further, in this embodiment, as shown in FIG. 11, the front lid 3B of the lower storage case is activated and rotated in the stacking state, and the front opening 1B is held open by the front lid opening holding means 4. In this case, the lower front lid 3B is positioned in front of the front opening 1B of the upper storage case so as to be locked and held at a starting rotation position that does not largely block the front opening 1B. Further, the front lid opening holding means 4 is configured. It is desirable that the front lid 3B does not completely block the front opening 1B of the upper storage case, but the front opening 1B of the upper storage case is slightly blocked as in this embodiment. (The front lid opening holding means in claim 5 does not block the front lid portion in front of the front opening portion of the box-shaped case body placed on the placement portion of the upper lid portion. The description of “holding and holding at the starting rotation position” includes a configuration in which the front lid portion 3B of the lower storage case slightly blocks the front of the front opening 1B of the upper storage case. Used).

  FIG. 14 shows another use state in which the storage case of this embodiment having a horizontal width of 1/2 size is used in combination, and the system storage can be performed by using the storage cases of different sizes as a unit. You may comprise so that it can construct | assemble.

  Further, in the present embodiment, as shown in FIG. 12, the box-shaped case body 2 is separated from the upper surface opening 1A into the box-shaped case body 2 by removing the lid body 3 during transportation. In order to accommodate the box-shaped case body 2 and allow stacking (nesting), the front wall portion, the rear wall portion, and the left and right wall portions of the box-shaped case body 2 are formed on an inclined wall and taper toward the lower side. The box-shaped case body 2 which is stacked in the vertical direction is configured so that the box-shaped case body 2 housed and stacked in the box-shaped case body 2 is engaged with the upper portion of the box-shaped case body 2 vertically. Stacking locking means 19 is provided for stacking and holding in an aligned state in the direction.

  Specifically, as shown in FIGS. 2 and 13, the stacking and locking means 19 includes front left and right portions and rear left and right portions of the reinforcing edge portion 16 of the box-shaped case body 2 with respect to the upper surface opening 1B. The engagement recesses 20 are integrally formed on the upper surface portion of the four locations in total, and placed and locked in the engagement recesses 20 at the four lower portions of the reinforcing edge 16 where the engagement recesses 20 exist. When the locking protrusions 21 are integrally formed and the four locking protrusions 21 are placed and locked in the four engagement recesses 20 respectively, and a plurality of box-shaped case bodies 2 are stacked, As shown in FIG. 12, the box-shaped case body 2 is configured to be nested in a vertically aligned state without causing deformation such that the left and right wall portions of the case body 2 open outward. .

  Note that the present invention is not limited to this embodiment, and the specific configuration of each component can be designed as appropriate.

DESCRIPTION OF SYMBOLS 1 Opening part 1A Upper surface opening part 1B Front surface opening part 2 Box-shaped case body 3 Lid body 3A Upper lid part 3B Front lid part 4 Front lid opening holding means 5 Opening locking convex part 6 Opening engagement convex part 7 Front lid closure Holding means 8 Locking projection for closing 9 Engaging projection for closing
10 Bearing part
11 Shaft
12 Upper lid non-pivoting part
13 Front lid side non-pivoting part
14 Placement section

Claims (6)

A box-shaped case body made of synthetic resin having an opening and a lid made of synthetic resin that freely closes and opens the opening of the box-shaped case body. The box-shaped case body has an upper surface portion and a front surface. The upper surface opening and the front surface opening as the opening are connected to each other, and the cover body is a synthetic resin upper cover that closes the upper surface opening and the synthetic material that closes the front surface opening. The upper lid portion of the box-shaped case body has an upper surface opening portion of the box-shaped case body. In the closed case, the front lid portion can be opened and rotated by activating and rotating the front lid portion with respect to the upper lid portion, and the front lid portion of the lid body is placed on the upper surface of the box-shaped case body. The front opening is opened by rotating with respect to the upper lid that closes the opening. The front lid opening holding means that can be freely engaged and disengaged is provided, and the front lid opening holding means is provided with a locking projection for opening at a pivoting side end portion that is a base end portion of the front lid portion. An opening engaging projection that is integrally formed and the opening locking projection is detachably engaged when the front lid is activated and rotated with respect to the upper lid to open the front opening. Is formed integrally with the pivot-side end of the upper lid, and the front lid of the lid is locked and held in a state where the front lid closes the front opening of the box-shaped case body. A front lid closing holding means that can be engaged and disengaged is provided. The front lid closing holding means is integrally formed with a locking projection for closing at the front end portion of the front lid portion, and the front lid portion is covered with the upper lid portion. When the front opening is closed by moving and rotating, the closing engaging convex portion is engaged with the closing engaging convex portion so as to be freely disengaged and locked. Of an integral molded construction in the vicinity of the opening edge portion or the opening edge portion of the front opening, the lid body, a bearing portion or the shaft portion to pivot end and the upper lid-side non-pivoting portion of the upper cover portion A shaft portion that is provided side by side and is pivotally supported by the bearing portion or a bearing portion that pivotally supports the shaft portion and a front lid side non-pivot portion corresponding to the upper lid side non-pivot portion is provided on the front lid portion. The upper lid portion and the front lid portion are pivotally connected to each other so that they can be pivoted up and down by providing a shaft portion to the bearing portion in a juxtaposed state at the pivot side end portion. The lid opening holding means integrally molds the opening engaging convex portion on the upper lid side non-pivoting portion of the upper lid portion, and also locks the opening on the front lid side non-pivoting portion of the front lid portion. The protrusions are integrally formed, and the locking protrusions for opening and the engaging protrusions for opening are formed in a shape having a length along the axial direction of the shaft portion, and the length of the protrusions is long. A storage case, wherein the release locking convex portion is configured to climb over and lock while being in pressure contact with the long opening engagement convex portion . The front lid-opening holding means, to form a protruding end portion of the opening for engaging convexed latch portion outwardly curved surface shape of the convex curved, outwardly protruding end portion of the opening for the engaging protrusion It formed in a curved surface shape that convexly curved toward the projecting tip of the convex curved surface shape of the opening for engaging convexed latch portion, while pressed against the projecting distal portion of the convex curved surface shape of the opening for the engaging protrusion The front lid closing holding means has a shape that has a length in the closing locking projection and has a curved surface shape that protrudes outwardly at the protruding tip. The closing engaging convex portion has a long shape, and the protruding tip portion is formed in a curved surface shape that curves convex outward, and has a long convex curved surface shape. The projecting tip of the locking projection for blocking gets over and starts over the projecting tip of the locking convex projection with a long convex curved surface. Accommodating case according to claim 1, characterized in that a configuration in which fit locking.   The lid body is provided with a plurality of side-by-side bearing portions or shaft portions arranged at intervals on the pivot-side end portion of the upper lid portion, and a shaft portion that is pivotally supported by the bearing portion or a bearing that pivotally supports the shaft portion. The upper lid part and the front lid part are provided in a plurality of juxtaposed states at intervals on the pivot side end of the front lid part, and a plurality of shaft parts are pivotally supported by the plurality of bearing parts. And the front lid opening holding means is configured such that the upper lid side non-pivoting portion between the plurality of bearing portions of the upper lid portion or the upper lid side between the plurality of shaft portions. The opening engaging convex part is integrally formed with the non-pivoting part, and the front lid side non-pivoting part between the plurality of shaft parts of the front lid part or the front lid side non-pivoting part between the plurality of bearing parts. The storage case according to any one of claims 1 and 2, wherein the opening engaging convex portion is integrally formed with the wearing portion.   The front lid opening holding means has at least a molding position of the locking projection for opening integrally formed with the front lid portion so as to latch and hold the front lid portion at a starting rotation position above horizontal. The storage case according to any one of claims 1 to 3, wherein the storage case is configured.   The front opening of the box-shaped case body is provided with the front opening having a shape that opens in the rearward tilted state with at least the upper side opening in the middle of the front face, and the upper cover of the lid Provided is a mounting portion on which the box-shaped case body can be stacked and mounted, and the front lid opening holding means is provided with a front opening portion of the box-shaped case body in which the front lid portion is mounted on the mounting portion described above of the upper lid portion. 5. The molding position of the locking projection for opening that is integrally formed with at least the front lid portion is set and configured so as to be locked and held at a starting rotation position that does not block the front. The storage case according to any one of the above.   The front lid closing holding means is formed by integrally forming the closing locking projection on the inner side of the front end of the front lid of the lid, and a lower portion of the lower opening edge of the front opening of the box-shaped case body The storage case according to any one of claims 1 to 5, wherein the closing engaging convex portion is integrally molded.

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