JP4500103B2 - Cooler box - Google Patents

Description

  The present invention relates to a cooler box having a lid portion attached to an opening portion opened upward in a box main body portion via a hinge portion so as to be opened and closed.

2. Description of the Related Art Conventionally, a hard type cooler box having a box main body having an opening opened upward and a lid attached to the opening through a hinge portion is known. When opening and closing the lid part attached to the cooler box with a smaller auxiliary lid attached to the lid part in order to avoid the trouble that the internal cold air escapes to the outside or to effectively use the lid part, For example, it is known from JP-A-6-219475, Japanese Utility Model Laid-Open No. 64-1371, Japanese Utility Model Laid-Open No. 5-20570, and the like.
JP-A-6-219475 Japanese Utility Model Sho 64-1371 Japanese Utility Model No. 5-20570

  However, the conventional cooler box in which the auxiliary lid is attached to the lid portion described above has the following problems.

  First, this type of cooler box is often used as a seat for fishing or the like, but the auxiliary lid is constructed by using a part of the lid attached to the upper end of the box main body or the lid. Since the auxiliary lid cannot be opened and closed in the sitting state, it is necessary to stand up each time when opening and closing the auxiliary lid. It becomes inconvenient.

  Secondly, if a lot of items are stored in the cooler box, the items stored on the lower side are difficult to remove even if the auxiliary lid is opened. It is difficult to use because it cannot function properly.

  The object of the present invention is to provide a cooler box that solves the problems in the background art.

  In order to solve the above-described problems, the present invention is provided with a box main body 2 that has a rectangular parallelepiped shape as a whole and has an opening Pf that opens upward, and is attached to the opening Pf through a hinge 4. When configuring the cooler box 1 b having the lid 3, the lower end of the box main body 2 has the same height as the bottom surface inside the box main body 2. An auxiliary opening Ps is provided, and the auxiliary opening Ps can be opened and closed via a hinge portion 6 attached to one lateral end side 5s, and by a latch portion 14 attached to the other lateral end side. The door is locked when closed, and a side door portion 5 having a packing portion 15 attached to the inner surface is attached. Further, the box body portion 2 is accommodated in a state of being placed on the bottom surface inside the box body portion 2. Auxiliary opening Enabling and out through parts Ps, and causes open upwards by the material having a waterproof property, characterized by comprising housing the inner box 8 of pullout fitted with a grip 17 on the side surface.

  According to the cooler box 1b according to the present invention having such a configuration, the following remarkable effects can be obtained.

  (1) Even when used as a stool for fishing or the like, the cooler box 1b can be put in and out while sitting, and it is excellent in convenience.

  (2) Even when many items are stored in the cooler box 1b in an overlapping state, the lower items can be easily taken out, and the convenience is excellent.

  (3) The box body 2 is housed inside the box body 2 in a state of being placed on the bottom surface inside the box body 2, and the inner box 8 having the grip 17 attached to the side surface is accommodated through the auxiliary opening Ps. In addition, it is possible to avoid problems such as liquid leakage that may occur due to the provision of the auxiliary opening portion Ps in the side surface portion 2s, and to be forced to take in and out the auxiliary opening portion Ps, It is possible to avoid problems such as being unable to confirm by checking.

  Next, the best embodiment according to the present invention will be given and described in detail with reference to the drawings.

  First, in order to facilitate understanding of the configuration and functions of the cooler box 1b according to the present embodiment, a cooler box 1a according to a reference example will be described with reference to FIGS.

  The cooler box 1 a according to the reference example includes a box body 2. The box body 2 is formed of a heat insulating material as a whole, and is configured in a rectangular parallelepiped shape having an opening Pf opened upward. Moreover, the cover part 3 formed in flat form with the heat insulating material is attached to the opening part Pf. In this case, the rear end side 3r of the lid portion 3 is attached to the rear upper end side of the box main body portion 2 via a pair of left and right hinge portions (hinge portions) 4. Thereby, as shown in FIG. 3, the opening part Pf can be opened and closed by rotationally displacing the cover part 3 with the hinge parts 4. Reference numeral 11 denotes a handle provided on the upper surface of the lid 3, 12... A pair of left and right latches for locking the closed lid 3, and 13 a packing portion attached to the lower surface of the lid 3. The above configuration is the basic configuration of the cooler box 1a.

  On the other hand, a side opening 2s of the box body 2 is provided with an auxiliary opening Ps that opens laterally. Further, the auxiliary door Ps is provided with a side door portion 5 formed in a flat plate shape by a heat insulating material. In this case, the lower end side 5d of the side door portion 5 is attached on the side surface portion 2s located below the auxiliary opening portion Ps via a pair of front and rear hinge portions (hinge portions) 6. Accordingly, as shown in FIG. 4, the auxiliary opening Ps can be opened and closed by rotationally displacing the side door 5 in the vertical direction with the hinges 6. In addition, 14 ... is a pair of front and rear latch portions for locking the closed side door portion 5, and 15 is a packing portion attached to the inner surface of the side door portion 5.

  Further, the side door portion 5 and the auxiliary opening portion Ps are joined by a waterproof bellows sheet 7 having a U-shaped cross section. In this case, a storage recess 16 is formed by a step in the inner edge of the auxiliary opening Ps, and one end of the bellows sheet 7 is fixed in the storage recess 16. Thereby, since the bellows sheet 7 expands and contracts in an accordion shape, when the side door portion 5 is closed, as shown in FIG. 2, the bellows sheet 7 is folded and accommodated in the accommodating recess 16, When the side door part 5 is opened, it spreads according to the rotational displacement of the side door part 5 as shown in FIG. Therefore, the bellows sheet 7 functions as a channel that fills the gap between the side door portion 5 and the auxiliary opening portion Ps, and the auxiliary opening portion Ps is provided in the side surface portion 2s without hindering the insertion and removal of the auxiliary opening portion Ps. Therefore, it is possible to avoid problems such as liquid leakage that may occur.

  Next, the structure and function of the cooler box 1b according to the present embodiment will be described with reference to FIGS.

  The cooler box 1b according to the present embodiment is different from the cooler box 1a according to the reference example in the opening / closing direction of the side door 5. That is, the cooler box 1b according to the present embodiment has a horizontal end 5s of the horizontal door 5 with respect to the auxiliary opening Ps provided on the side surface 2s of the box main body 2 and a pair of upper and lower hinges (hinge part). ) 6... Are mounted on the side surface 2 s located behind the auxiliary opening Ps via 6..., So that the side door 5 can be supported by the hinge 6 as a fulcrum as shown in FIG. The auxiliary opening Ps can be opened and closed by rotating and displacing in the lateral direction. In addition, 14 ... shows a pair of upper and lower latch parts which lock the closed side door part 5. FIG. Furthermore, a drawer-type inner box 8 that can be put in and out through the auxiliary opening Ps is accommodated in the box body 2. The inner box 8 is opened upward by a waterproof material. Reference numeral 17 denotes a grip attached to the side surface of the inner box 8.

  Therefore, when the side door 5 is opened, as shown in FIG. 7, the grip 17 can be held by hand and the inner box 8 can be put in and out through the auxiliary opening Ps. As a result, it is possible to avoid problems such as liquid leakage that may occur due to the provision of the auxiliary opening Ps in the side surface 2s, and to be forced to take in and out the auxiliary opening Ps, It is possible to avoid problems such as being unable to confirm visually.

  In addition, the other structure and function in the cooler box 1b which concerns on this embodiment are the same as the cooler box 1a which concerns on the reference example mentioned above. Therefore, in FIG. 5 to FIG. 7, the same parts as those in FIG. 1 to FIG. 4 are denoted by the same reference numerals to clarify the configuration, and detailed description thereof is omitted.

  According to the cooler box 1b according to the present embodiment, the side opening 2s of the box body 2 is provided with the auxiliary opening Ps, and the auxiliary opening Ps can be opened and closed via the hinges 6. Since the door portion 5 is provided, even when used as a stool for fishing, etc., the cooler box 1b can be put in and out while sitting, providing excellent convenience and a large amount of items in the cooler box 1b. Even when they are accommodated in a state where they overlap, the lower contents can be easily taken out, and the convenience is excellent.

  Although the best embodiment has been described in detail above, the present invention is not limited to such an embodiment, and departs from the gist of the present invention in the detailed configuration, shape, material, quantity, numerical value, and the like. It can be changed, added, or deleted as long as it is not. For example, although the case where it provided in the left side part 2s of the box main-body part 2 was shown in example embodiment, you may provide in the side part on the opposite side to the said side part 2s in four side parts.

External perspective view of cooler box according to reference example, Cross-sectional side view of the same cooler box, The block diagram which looked at the side door part of the cooler box from the inside of the cooler box, An enlarged cross-sectional side view with the side door of the cooler box opened, External perspective view of the cooler box according to the present embodiment, Cross-sectional side view of the same cooler box, A cross-sectional plan view with the side door of the cooler box open,

  1b: cooler box, 2: box body, 2s: side of box body, 3: lid, 4 ...: hinge, 5: side door, 5s: side edge of side door, 6 ...: Hinge part, 8: Inner box, 14 ...: Latch part, 15: Packing part, 17: Grip, Pf: Opening part, Ps: Auxiliary opening part

Claims (1)

  In a cooler box having a box main body configured entirely in a rectangular parallelepiped shape having an opening opened upward and a lid attached to the opening so as to be opened and closed via a hinge, the area of the box main body Provided on one side of the small side is an auxiliary opening whose bottom end has the same height as the bottom of the box body, and the hinge is attached to one side of the auxiliary opening. It can be opened and closed via a part, and when closed by a latch part attached to the other lateral end side, it is locked and a side door part with a packing part attached to the inner surface is provided, and the inside of the box body part In addition, the box body is housed in a state where it is placed on the bottom surface inside the box body, can be moved in and out through the auxiliary opening, and is opened upward by a waterproof material. Cooler box, characterized by comprising housing the pullout inner box fitted with a flop.

Images