JP2018151112A - Built-up heat insulation box body and cooling storage cabinet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a built-up heat insulation box body which is improved in strength and workability.SOLUTION: A heat insulation box body (built-up heat insulation box body) 1 is constructed by comprising: a partition panel (first panel) 10 that is arranged in a standing attitude; a cooling chamber top panel (second panel) 20 which is mounted on the partition panel 10 in a horizontal attitude; and a freezing chamber top panel (third panel) 30 which is mounted on the cooling chamber top panel. In the heat insulation box body, the cooling chamber top panel 20 is abutted with an upper end face 10TB of the partition panel 10 at a left-side edge 20AL of a lower plate surface and, on the other hand, abutted with the freezing chamber top panel 30 at a left-side edge 20BL of an upper plate surface corresponding to an upper side of abutted portions in a vertical direction. In the upper end face 10TB of the partition panel 10 and the left-side edge 20AL of the lower plate surface of the freezing chamber top panel 20 and at left-side edge 20BL of the upper plate surface of the cooling chamber top panel 20 and a right-side edge 30AR of the lower plate surface of the freezing chamber top panel 30, a projected strip part 5B, a recessed strip part 6A, a recessed strip part 6B and a projected strip part 5A that are fitted with each other are provided.SELECTED DRAWING: Figure 4

Description

  The technique disclosed by this specification is related with an assembly-type heat insulation box and a cooling storage.

  2. Description of the Related Art Conventionally, prefabricated storages or the like have used an assembly heat insulating box that is constructed by assembling a plurality of panels in a predetermined manner at an installation destination. For example, Patent Document 1 listed below discloses an assembly type heat insulation box formed by connecting a plurality of panels to each other and forming a freezer compartment and a refrigerator compartment side by side. In such a box, the freezer compartment is defined by a thick heat insulating panel for freezing and a heat insulating panel for partitioning in consideration of heat insulating performance. Then, a thin refrigeration insulation panel is connected to a partition heat insulation panel forming one of the side walls of the freezer compartment to form a refrigeration compartment sidewall, on which the refrigeration insulation panel is placed. As a result, the top of the refrigerator compartment is formed and the refrigerator compartment is defined.

Japanese Utility Model Publication No. 63-162289

  In the assembly-type heat insulation box having the above configuration, the side edge portion of the freezer compartment top panel close to the refrigerator compartment is placed on the heat insulation panel for partition. On the other hand, the top panel of the refrigerator compartment is not placed on the heat insulating panel for the partition, and the side edge near the freezer compartment of the top panel of the refrigerator compartment is an L-shaped mounting bracket attached to the heat insulating panel for the partition. It is fixed with. Thus, since the side edge part of the freezer compartment side of the refrigerator compartment top panel is only supported by the reinforcing material, the load resistance equivalent to the top panel of the refrigerator compartment supported on the heat insulating panel for the partition is obtained. It is difficult to develop equal strength. In addition, since the top panel of the refrigerating room needs to be fixed to the heat insulating panel for the partition, because it is necessary to first fix the mounting bracket to the partition panel and screw it to it. Compared to the panel, there was a problem that the number of assembling work increased. Moreover, in the assembly-type heat insulation box formed by arranging a plurality of storage chambers one above the other, the heat insulation panel constituting the horizontal partition wall between the storage chambers may be fixed using a mounting bracket, and the same problem Was produced.

  The technique disclosed by this specification was completed based on the said situation, Comprising: It aims at providing the assembly-type heat insulation box and cooling storage which were excellent in intensity | strength and workability.

  The assembly-type heat insulation box disclosed in this specification is an assembly-type heat insulation box constructed by combining a plurality of heat-insulating panels having a flat plate shape, and is arranged in an upright posture. And a second panel placed in a horizontal posture on the first panel, and a third panel placed on the second panel, and a pair of plate surfaces of the second panel Among them, a part of the lower plate surface comes into contact with the upper end surface of the upstanding first panel, while the upper plate surface of the second panel is in the vertical direction of the contact portion between the second panel and the first panel. The upper panel is in contact with the third panel, and the first panel and the second panel are in contact with each other, and the second panel and the third panel are in contact with each other. At least a pair of fitting structures is provided.

  According to the said structure, it mounts in the state with which the 2nd panel and the 3rd panel were piled up on the end surface of the 1st panel distribute | arranged with the standing posture. Thereby, not only the second panel but also the third panel is supported by the first panel, and the third panel is assembled to the second panel in a state where the strength such as the load resistance equivalent to the second panel can be expressed. As a result, the strength of the assembled heat insulating box is improved as a whole. Moreover, the fitting structure is formed in the upper and lower both plate | board surfaces of a 2nd panel, By making these fit with the fitting structure formed in the contact part of the 1st panel or the 3rd panel, The first panel and the third panel can be easily assembled vertically. As a result, compared to a structure in which mounting brackets are attached to the plate surface arranged in the vertical direction of the first panel and the third panel is assembled, the mounting brackets are not required and the number of parts can be reduced, and man-hours can be reduced. Assembly becomes possible and workability improves. In the present specification, the “flat plate” panel includes not only a flat panel as a whole but also a panel having a shape in which flat flat plates are continuously provided. Such a panel includes a corner panel or the like disposed on the corner of the side wall of the heat insulating box.

  In the heat insulating box disclosed in the present specification, the pair of fitting structures includes a contact portion between the first panel and the second panel, or a contact portion between the second panel and the third panel. In the above, it may be composed of a convex strip and a concave strip extending in the longitudinal direction of each contact portion.

  According to the above-described configuration, the protruding portion is formed on the contact portion of each panel along a direction that matches the longitudinal direction of the upper end surface of the first panel, in other words, in parallel with the plate surface of the first panel. And the recess is extended. Thereby, in the contact part of each panel, the distribution | circulation of the air between the one board surface side of the 1st panel and the other board surface side is suppressed, and heat insulation improves.

  In the heat insulating box disclosed in the present specification, the second panel abuts the first panel at one side edge of the lower plate surface and extends to one plate surface side of the first panel. The third panel is placed on the second panel in a horizontal posture, and the second panel is disposed at one side edge of the lower plate surface of the pair of plate surfaces. You may distribute | arrange so that it may contact | abut to a panel and it may extend to the other plate surface side of said 1st panel.

  According to the above configuration, the present technology can be preferably applied to a docking-type storage in which storage chambers are formed on the left and right using the first panel as a partition wall. For example, in a docking-type storage in which a first storage chamber is constructed on one plate surface side of the first panel and a second storage chamber is constructed on the other plate surface side, the top surface of the first storage chamber is the second panel. The top surface of the second storage chamber can be formed with a third panel. Alternatively, using the first panel as a base support wall, the floor surface of the first storage chamber can be formed of the second panel, and the floor surface of the second storage chamber can be formed of the third panel.

  The heat insulating box disclosed in the present specification further includes a fourth panel placed in a horizontal posture on the third panel, and the third panel is placed on the second panel in a standing posture. And is in contact with the second panel at the lower end surface thereof, is in contact with the fourth panel at the upper end surface thereof, and the contact portion between the fourth panel and the third panel is mutually At least a pair of fitting structures for fitting may be provided.

  According to the said structure, a 2nd panel, a 3rd panel, and a 4th panel are mounted in the state piled up perpendicularly | vertically above the 1st panel. As a result, the third panel and the fourth panel are also assembled together while being supported by the first panel, the second panel, and the like. Moreover, the fitting structure is formed also in the contact part of a 3rd panel and a 4th panel, and a 4th panel can be easily assembled | attached to a 3rd panel. Furthermore, by arranging the third panel between the second panel and the fourth panel, it is possible to extend in the horizontal direction while adjusting the height level of the second panel and the fourth panel. The fitting structure at the contact portion between the third panel and the fourth panel is the same as the fitting structure at the contact portion between the first panel and the second panel and the contact portion between the second panel and the third panel. It can consist of a convex part and a concave part extended in the longitudinal direction of a contact part.

  In the heat insulating box disclosed in the present specification, the second panel abuts the first panel at one side edge of the lower plate surface and extends to one plate surface side of the first panel. The fourth panel is in contact with the third panel at one side edge of the lower plate surface of the pair of plate surfaces, and on the other plate surface side of the first panel. It may be arranged to extend.

According to the above configuration, the present technology can be preferably applied to a docking-type storage in which storage chambers are formed on the left and right using the first panel as a partition wall. For example, in a docking-type storage in which a first storage chamber is constructed on one plate surface side of the first panel and a second storage chamber is constructed on the other plate surface side, the top surface of the first storage chamber is the second panel. The upper side wall of the second storage chamber can be formed with a third panel, and the top surface can be formed with a fourth panel. At this time, by placing the third panel in a standing posture between the second panel and the fourth panel, the top surface of the second storage chamber is stored in the first storage by the height dimension of the third panel. It can be formed higher than the top of the chamber.
Alternatively, the first panel may be a base support wall, the floor surface of the first storage chamber may be formed with the second panel, and the floor surface of the second storage chamber may be formed with the fourth panel. Under the present circumstances, the side wall of a level | step-difference part is formed by the 3rd panel distribute | arranged between a 2nd panel and a 4th panel. In this way, the floor surface of the second storage chamber can be formed higher than the floor surface of the first storage chamber by the height dimension of the third panel. Thereby, the assembly-type heat insulation box of various structures can be provided easily.

  In the heat insulating box disclosed in the present specification, the second panel abuts the first panel at one side edge of the lower plate surface and extends to one plate surface side of the first panel. The fourth panel is in contact with the third panel at one side edge of the lower plate surface of the pair of plate surfaces, and the one panel surface side of the first panel It may be arranged to extend.

  According to the above configuration, the present technology can be preferably applied to a docking-type storage in which storage chambers are formed vertically with the second panel as a partition wall. For example, in a docking-type storage in which a first storage chamber is constructed on the lower plate surface side of the second panel and a second storage chamber is constructed on the upper plate surface side, the top surface of the first storage chamber and the floor of the second panel The surface can be formed by the second panel, and the top surface of the second storage chamber can be formed by the fourth panel. Alternatively, both the second panel and the fourth panel may be used as partition walls. Thereby, the design freedom of an assembly-type heat insulation box increases, and the assembly-type heat insulation box of various structures can be easily provided.

  The heat insulation box disclosed by this specification may be used for a cooling storage.

  By using the heat insulating box disclosed in the present specification, it is possible to provide a cooling storage having various structures excellent in strength and workability. In particular, it is useful when forming a docking-type cooling storage having a plurality of storage chambers partitioned by panels.

  According to the technique disclosed by this specification, the assembly-type heat insulation box and cooling storage which were excellent in intensity | strength and workability can be provided.

The front view of the docking type prefabricated refrigerator-freezer using the assembly type heat insulation box concerning a first embodiment Sectional drawing which represented typically the AA cross section of FIG. 1 in the state which removed the heat insulation door. Top view of docking type prefabricated refrigerator-freezer Exploded sectional view schematically showing the abutting part of the partition panel, refrigerator top panel, freezer top panel Sectional drawing showing the fitting state of the partition panel of FIG. 4, a refrigerator compartment top panel, and a freezer compartment top panel Exploded sectional view schematically showing the abutment portion of the partition panel, refrigerator compartment top panel, freezer compartment upper side wall panel, freezer compartment top panel according to the second embodiment Exploded sectional view schematically showing the abutment portion of the partition panel, freezer top panel, refrigerating room upper side wall panel, refrigerating room top panel according to the third embodiment The front view of the docking type prefabricated refrigerator-freezer using the assembly type heat insulation box concerning a fourth embodiment Exploded sectional view schematically showing the abutment part of the partition panel, first freezer top panel, freezer upper side wall panel, freezer top panel The front view of the docking type prefabricated refrigerator-freezer using the assembly-type heat insulation box concerning a fifth embodiment An exploded cross-sectional view schematically showing the abutting portion of the partition panel, first freezer compartment top panel, freezer upper side wall panel, freezer compartment top panel, and refrigerator compartment top panel.

<First embodiment>
A first embodiment will be described with reference to FIGS. In the present embodiment, a case where the present invention is applied to a docking type prefabricated refrigerator-freezer FR1 having a structure in which a freezer compartment and a refrigerator compartment are arranged side by side is illustrated. In the following description, the front side in FIG. 1 is the front (the back side is the back), the right side is the right (the left side is the left), and the upper side is the top (the lower side is the bottom). Moreover, although the same code | symbol is attached | subjected to the member of the same structure, a code | symbol may be attached | subjected to some members about several identical members, and a code | symbol may be abbreviate | omitted about another member.

First, the entire structure of the refrigerator-freezer FR1 will be described with reference to FIGS.
FIG. 1 is an external front view of the refrigerator-freezer FR1. The refrigerator-freezer FR1 includes a heat-insulating heat insulating box (assembled heat insulating box) 1 having a structure in which two storage chambers are connected to the left and right. The storage room constructed on the right side of the heat insulation box 1 is the refrigerating room 2, the left side storage is the freezing room 3, and the openings 2E and 3E (refer to FIG. 3) provided on the front surface of the respective storages The door DR is mounted so that it can be opened and closed. A cooler (not shown) is installed on the ceiling portion in each storage, while a refrigeration unit (not shown) including a compressor and a condenser is installed outside the heat insulation box 1. A well-known refrigeration circuit is constructed by circulatingly connecting the units with refrigerant pipes. The inside of each storage is cooled and maintained near the set temperature by appropriately blowing out the cool air generated by the operation of the refrigeration unit from the cooler.

  FIG. 2 is a diagram schematically showing a cross section of the heat insulating box 1. The freezer compartment 3 arranged on the left side is surrounded by the side wall 3S in the front, rear, left and right sides, and the side wall 3S on the refrigerator compartment 2 side (right side) is the partition wall 3SA. Side wall 3S including partition wall 3SA of freezer compartment 3 is constituted by assembling a plurality of thick freezer compartment panels. The refrigerator compartment 2 is defined by the side wall 2S that surrounds the front, rear, and right sides, and the partition wall 3SA that is disposed on the left and is abutted against the front and rear side walls 2S. The side wall 2S is configured by assembling a plurality of cold room panels thinner than the freezer room panel. In addition, the refrigerator-freezer FR1 which concerns on this embodiment is a walk-in type prefabricated store | warehouse | chamber with which the base panel was distribute | arranged to the floor surface 2B of the refrigerator compartment 2, and the floor surface 3B of the freezer compartment 3, as shown in FIG.

  FIG. 3 is a plan view of the refrigerator-freezer FR1 as viewed from above. The top surface 2C of the refrigerator compartment 2 and the top surface 3C of the freezer compartment 3 are each configured by assembling four refrigerator compartment top panels 20 or freezer compartment top panels 30 formed in a rectangular shape in plan view. ing. As shown in FIG. 1, in the boundary portion between the refrigerator compartment 2 and the freezer compartment 3, a refrigerator compartment top panel 20 is placed on the upper end surface of the partition wall 3SA. In addition, the freezer compartment top panel 30 is placed.

Then, the structure of the laminated part of the partition wall 3SA, the top surface 2C of the refrigerator compartment 2, and the top surface 3C of the freezer compartment 3 is demonstrated, referring FIG. 4 and FIG.
4 shows a thick partition panel (first panel) 10 constituting the partition wall 3SA, a thin refrigerator compartment top panel (second panel) 20 constituting the top surface 2C of the refrigerator compartment 2, and the freezer compartment 3. It is sectional drawing shown in the state which isolate | separated each member so that the state of the contact part of the thick freezer compartment top panel (3rd panel) 30 which comprises the top surface 3C may be understood.

  The partition panel 10, the refrigerator compartment top panel 20, and the freezer compartment top panel 30 are formed of synthetic resin such as hard vinyl chloride on the peripheral portions of a pair of surface plates 9 made of metal plates facing each other at a predetermined interval. It has a flat outer shell on which frame members 11, 21, and 31 to be described later are mounted. The hollow portion formed inside the outer shell is filled with a heat insulating material 7 made of a foamed resin such as hard polyurethane to form each panel having heat insulating properties.

The frame material 11 of the partition panel 10, the frame material 21 of the refrigerator compartment top panel 20, and the frame member 31 of the freezer compartment top panel 30 will be described sequentially.
As shown in FIG. 4, the frame member 11 constitutes the upper end surface 10TB of the partition panel 10 arranged in an upright posture, and has a U-shaped outline with a very shallow cross section and opens downward. The length dimension in the left-right direction corresponds to the thickness dimension of the thick partition panel 10. Grooves 8 for fixing the edge of the surface plate 9 are formed on the left and right shoulders of the frame member 11, and the edge of the surface plate 9 is bent about 90 degrees and inserted into the groove 8. A material 11 is attached between the two surface plates 9. Two ridges 5B projecting upward are formed on the upper surface of the frame member 11, and the gap 6B is formed between them.

  As shown in FIG. 4, the frame member 21 is disposed on the left side edge of the refrigerator compartment top panel 20 supported in a horizontal posture, and includes a left end surface 20TL (see FIG. 5) and a left side edge 20AL of the lower plate surface. The left edge 20BL of the upper plate surface is configured. The frame member 21 has a U-shaped outline with a deep cross-section and is opened in the right direction, and the length dimension in the left-right direction is substantially equal to the thickness dimension of the partition panel 10. The height dimension in the vertical direction is formed so as to correspond to the thickness dimension of the thin refrigerator compartment top panel 20. A groove 8 is provided at the right end of the upper and lower surfaces of the frame member 21, and the edge of the two surface plates 9 is inserted into the groove 8, so that the frame member 21 is interposed between the two surface plates 9. It is attached. On the lower surface of the frame member 21, two concave strip portions 6 </ b> A that fit with the convex strip portion 5 </ b> B of the frame member 11 and a convex strip portion 5 </ b> A that fits with the concave strip portion 6 </ b> B are formed. The shape corresponds to the upper surface. In addition, two ridges 5B similar to those formed on the upper surface of the frame member 11 are formed on the upper surface of the frame member 21, and a recess 6B is formed between them. Note that the groove 4 provided at the left end on the lower surface of the frame member 21 is not a groove used for joining with another panel, but a gap is formed between the partition panels 10 by driving a ridge when connecting adjacent partition panels 10. It is a groove for temporarily fixing so that it cannot be done.

  As shown in FIG. 4, the frame member 31 is disposed on the right edge of the freezer compartment top panel 30 supported in a horizontal posture, and includes a right end surface 30TR (see FIG. 5) and a right edge 30BR of the upper plate surface. (Refer FIG. 5) and the right side edge part 30AR of a lower board surface are comprised. The frame member 31 is arranged in a posture that opens in the left direction with an approximately U-shaped cross section, and the vertical dimension is equal to the thickness dimension of the partition panel 10 having a thick left and right length. The cross section of the freezer compartment top panel 30 is formed in a shape that is substantially square. A groove 8 is provided at the left end of the upper and lower surfaces of the frame member 31, and the edge of the two surface plates 9 is inserted into the groove 8, so that the frame member 31 is interposed between the two surface plates 9. It is attached. On the lower surface of the frame member 31, two concave strip portions 6A that fit with the convex strip portion 5B provided on the upper surface of the frame member 21, and a convex strip portion 5A that fits with the concave strip portion 6B are formed. The shape corresponds to the upper surface of the frame member 21. A temporary fixing groove 4 at the time of panel connection is provided at the right end of the lower surface of the frame member 31. Further, the upper surface of the frame member 31 is formed substantially flat and is substantially flush with the surface plate 9 constituting the upper plate surface of the freezer compartment top panel 30.

FIG. 5 is a cross-sectional view of the partition panel 10, the refrigerator compartment top panel 20, and the freezer compartment top panel 30 fitted together.
The partition part of the heat insulation box 1 is comprised by laminating | stacking the partition panel 10, the refrigerator compartment top panel 20, and the freezer compartment top panel 30 of the above structures in order. Specifically, first, the partition panel 10 to which the frame member 11 is attached is arranged in an upright posture, and the refrigerator compartment top panel 20 to which the frame member 21 is attached is placed thereon, and the upper end surface 10TB is placed. The left edge portion 20AL of the lower plate surface is brought into contact with each other, and the protruding strip portion 5B and the concave strip portion 6A and the concave strip portion 6B and the convex strip portion 5A shown in FIG. 4 are fitted. Next, the freezer compartment top panel 30 to which the frame material 31 is attached is placed on the refrigerator compartment top panel 20, and the left edge 20BL of the upper plate surface and the right edge 30AR of the lower plate surface are placed. The protrusions 5B and the recesses 6A shown in FIG. 4 and the recesses 6B and the protrusions 5A shown in FIG. In this state, as shown in FIG. 5, by fixing the partition wall 3SA, the top surface 2C of the refrigerator compartment 2, and the top surface 3C of the freezer compartment 3 with fasteners such as bolts BT, The face panel 20 and the freezer compartment top panel 30 are assembled and fixed on the partition panel 10.

The effect of this embodiment is demonstrated.
According to the configuration of the present embodiment, the left edge of the refrigerator compartment top panel 20 arranged in a horizontal posture and the freezer compartment top panel on the upper end surface 10TB of the partition panel 10 arranged in a standing posture. It mounts in the state in which the right side edge part of 30 was piled up in the perpendicular direction. As a result, not only the refrigerator compartment top panel 20 but also the refrigerator compartment ceiling panel 30 is supported from below by the partition panel 10 and the like. The room top panel 30 can be assembled to the refrigerator compartment top panel 20.

  According to the configuration of the present embodiment, the left side edge 20AL and the left side edge 20BL of the lower plate surface of the refrigerating room top panel 20 and the upper end surface 10TB of the partition panel 10 and the freezer top panel 30 are provided. The ridges 5A, 5B or the ridges 6A, 6B extend to the right edge 30AR of the lower plate surface, and each panel can be easily assembled by fitting them together. Therefore, compared with a structure in which the mounting bracket is attached to the plate surface arranged in the vertical direction of the partition panel 10 and the freezer compartment top panel 30 is assembled, the mounting bracket is not required and the number of parts is reduced. It is possible to assemble with less man-hours. Further, the ridges 5A, 5B and the ridges 6A, 6B are along a direction that matches the longitudinal direction of the upper end surface 10TB of the partition panel 10, in other words, in parallel with the plate surface of the partition panel 10. It is extended. Therefore, in the contact part of the partition panel 10 and the refrigerator compartment top panel 20, between the refrigerator compartment 2 constructed | assembled on the right board surface side of the partition panel 10, and the freezer compartment 3 constructed | assembled on the left board surface side. While air circulation is suppressed, air circulation between the freezer compartment 3 and the outside is suppressed at the contact portion between the refrigerator compartment top panel 20 and the freezer compartment top panel 30, and the heat insulation of each storage room is high. Maintained.

  Moreover, in the docking type refrigerator-freezer in which the freezer compartment 3 and the refrigerator compartment 2 are connected to the left and right according to the conventional structure, when the top surface 2C of the refrigerator compartment 2 is abutted against the partition wall 3SA (of the refrigerator compartment 2). In the case where the top surface 2C is formed lower than the top surface 3C of the freezer compartment 3), it is necessary to perform slit processing (edge cutting processing) to prevent condensation on the abutting portion of the partition wall 3SA. According to this, since the refrigerator compartment top panel 20 reaches the inside of the freezer compartment 3, such processing is not necessary, and the number of processing steps is further reduced.

According to the configuration of the present embodiment, the present technology can be preferably applied to a docking-type storage in which storage chambers are formed on the left and right with the partition panel 10 interposed therebetween.
<Second embodiment>
A second embodiment will be described with reference to FIG.
The heat insulation box 201 according to the second embodiment is related to the first embodiment in that the top surface 203C of the freezer compartment is constructed to be higher than the top surface 202C of the refrigerator compartment 2 by a predetermined dimension. It is different from the heat insulation box 1. In the following, the same reference numerals are given to the same components as those in the first embodiment, and the description thereof will be omitted (in the description of the third and subsequent embodiments, the configurations described in the previous embodiments are also described). The same shall apply). Also in FIG. 6, the front side of the page is the front (the back side is the back), the right side is the right (the left side is the left), and the upper side is the top (the lower side is the bottom) (the same applies to FIG. 7 and the following).

  Also in the heat insulation box 201 according to the present embodiment, a refrigerator compartment is constructed on the right side of the partition wall 203SA constituted by the partition panel 10, and a freezer compartment is constructed on the left side. In the heat insulation box 201, a freezer compartment upper side wall panel 230 constituting an upper side wall 203SB on the right side of the freezer compartment is provided between the refrigerator compartment top panel 20 and the freezer compartment top panel 30 that are arranged in a horizontal posture. , Arranged in a standing posture. In addition, in the heat insulation box 201 which concerns on this embodiment, the partition panel 10 is corresponded to the 1st panel in Claim 4 and Claim 5, the refrigerator compartment top panel 20 is a 2nd panel, and the freezer compartment upper side wall panel 230. Corresponds to the third panel, and the freezer top panel 30 corresponds to the fourth panel.

  The freezer compartment upper side wall panel 230 is a frame material made of a synthetic resin molded product such as hard vinyl chloride at the peripheral edge of a pair of metal surface plates 9 arranged facing each other with a predetermined interval, like the partition panel 10 and the like. 231A and 231B are mounted, and a heat insulating material 7 made of a foamed resin such as hard polyurethane is foamed and filled therein. The freezer compartment upper side wall panel 230 is assembled in a standing posture on the left edge 20BL of the upper plate surface of the refrigerator compartment top panel 20. The lower frame member 231A attached to the lower side of the freezer compartment upper side wall panel 230 constitutes the lower end surface 230TA, and the upper frame member 231B attached to the upper side constitutes the upper end surface 230TB.

  The lower frame member 231A has a U-shaped outline with a very shallow cross-section, and is opened in an upward direction. The left and right length dimensions are the same as those of the partition panel 10, and the upper side wall of the freezer compartment. This is the thickness dimension of the panel 230. The lower surface of the lower frame member 231A is formed in a shape corresponding to the upper surface of the frame member 21 attached to the refrigerator compartment top panel 20 like the lower surface of the frame member 31 attached to the freezer compartment top panel 30. Two concave strips 6A that fit with the convex strips 5B formed on the upper surface of the material 21 are formed, and the gap between them is the convex strip 5A that fits within the concave strips 6B of the frame member 21. The

  The upper frame member 231 </ b> B has the same shape as the frame member 11 attached to the partition panel 10. That is, the upper surface of the upper frame member 231 </ b> B has a shape corresponding to the lower surface of the frame member 31 attached to the freezer compartment top panel 30, and is fitted in the recessed strip portion 6 </ b> A formed on the lower surface of the frame member 31. Two ridges 5B are formed, and the space between them is the ridge 6B that fits with the ridge 5A of the frame 31.

  The freezer compartment upper side wall panel 230 to which the frame members 231A and 231B as described above are attached is arranged in an upright posture between the refrigerator compartment top panel 20 and the freezer compartment top panel 30. Specifically, the lower end surface 230TA made of the lower frame member 231A is placed on the left side edge 20BL of the upper plate surface of the refrigerator compartment top panel 20 placed on the partition panel 10 as in the first embodiment. The convex strip portion 5B and the concave strip portion 6A, and the concave strip portion 6B and the convex strip portion 5A are fitted. Further, the right edge 30AR made of the frame material 31 of the lower plate surface of the freezer compartment top panel 30 is placed on the upper end face 230TB made of the upper frame member 231B of the freezer compartment upper side wall panel 230, and the ridge portion 5B. And the groove 6A, and the groove 6B and the protrusion 5A are fitted. In this state, by fixing each panel with a fastener or the like, the refrigerator compartment top panel 20, the freezer compartment upper side wall panel 230, and the freezer compartment top panel 30 are assembled while being supported on the partition panel 10. Fixed.

  According to this embodiment, in addition to the same effects as those of the first embodiment, the top surface 203C of the freezer compartment is made higher than the top surface 202C of the refrigerator compartment by the height dimension of the freezer upper side wall panel 230. Highly formed.

<Third embodiment>
A third embodiment will be described with reference to FIG.
The heat insulation box 301 according to the third embodiment is the heat insulation according to the second embodiment in that the top surface 302C of the refrigerator compartment is constructed so as to be higher than the top surface 303C of the freezer compartment by a predetermined dimension. Different from the box 201.

  Also in the heat insulation box 301 according to the present embodiment, a refrigerator compartment is constructed on the right side of the partition wall 303SA constituted by the partition panel 10, and a freezer compartment is constructed on the left side. In the heat insulating box 301, the freezer compartment top panel 320 constituting the freezer compartment top surface 303C is arranged below the refrigerator compartment top panel 340 constituting the refrigerator compartment top surface 302C. Between the surface panel 320 and the refrigerator compartment top panel 340, the refrigerator compartment upper side wall panel 330 which comprises upper side wall 302SB of the refrigerator compartment left side is arrange | positioned. In the heat insulation box 301 according to the present embodiment, the partition panel 10 corresponds to the first panel in claims 4 and 5, the freezer compartment top panel 320 is the second panel, and the refrigerator compartment upper side wall panel 330. Corresponds to the third panel, and the top panel 340 of the refrigerator compartment corresponds to the fourth panel.

  In the present embodiment, the frame member 321 attached to the right edge of the freezer compartment top panel 320 has a structure similar to the frame member 31 of the freezer compartment top panel 30 according to the first embodiment and the second embodiment. The lower surface constituting the right side edge 320AR of the lower plate surface of the freezer compartment top panel 320 has the same shape as the lower surface of the frame member 31 according to the first embodiment and the second embodiment. On the other hand, the upper surface constituting the right edge 320BR of the upper plate surface has two ridges narrower than the two ridges 5B formed on the frame member 11 of the partition panel 10 at a position near the right end thereof. The portion 305B is formed close to the concave portion 306B.

  The refrigerator compartment upper side wall panel 330 according to the present embodiment is formed thinner than the partition panel 10, and is assembled in a standing posture on the right edge of the freezer compartment top panel 320. On the lower surface of the lower frame member 331A that is attached to the lower side of the upper side wall panel 330 of the refrigerator compartment and constitutes the lower end surface 330TA, two concave strip portions 306A that fit into the convex strip portions 305B described above, and the concave strip portions A ridge portion 305 </ b> A that fits with 306 </ b> B is formed and has a shape corresponding to the upper surface of the frame member 321. In addition, on the upper surface of the upper frame member 331B that is attached to the upper side of the upper side wall panel 330 of the refrigerator compartment and constitutes the upper end surface 330TB, two ridges 305B similar to those formed on the upper surface of the frame member 321 are formed. Are formed, and the space between these is defined as a concave portion 306B.

  In the present embodiment, a ridge provided on the upper surface of the upper frame member 331B is provided on the lower surface of the frame member 341 that is attached to the left edge portion of the refrigerator top panel 340 and constitutes the left edge portion 340AL of the lower plate surface. Two concave strip portions 306A that fit with the portion 305B and convex strip portions 305A that fit with the concave strip portion 306B are formed, and have a shape corresponding to the upper surface of the upper frame member 331B.

  In the present embodiment, the right edge 320AR of the lower plate surface of the freezer compartment top panel 320 is brought into contact with the upper end surface 10TB of the partition panel 10, and the ridges 5B and the recesses provided in these contact parts are recessed. The strip 6A, the concave strip 6B and the convex strip 5A are fitted. Then, the right edge 320BR of the upper plate surface of the freezer compartment top panel 320 and the lower end surface 330TA of the refrigeration compartment upper side wall panel 330 are brought into contact with each other, and the protrusions 305B and the recesses provided at these contact portions are brought into contact with each other. The strip 306A, the concave strip 306B, and the convex strip 305A are fitted. Further, the left edge 340AL of the lower plate surface of the refrigerator compartment top panel 340 is placed on the upper end surface 330TB made of the upper frame member 331B of the refrigerator compartment upper side wall panel 330, and the protrusions 305B and the recesses 306A are placed. In addition, the concave strip portion 306B and the convex strip portion 305A are fitted. In this state, by fixing each panel with a fastener or the like, the freezer compartment top panel 320, the refrigerator compartment upper side wall panel 330, and the refrigerator compartment top panel 340 are assembled on the partition panel 10 in a supported state. Fixed.

  In a docking type refrigerator-freezer having a conventional structure, in order to build the top surface of the refrigerator compartment higher than the top surface of the refrigerator compartment, the side wall of the thin refrigerator compartment is used as a partition wall. It is not preferable from the viewpoint of securing. Therefore, the structure which builds the top of a refrigerator compartment higher than the top of a freezer has not been basically adopted. According to the present technology, a thin refrigerator compartment upper side wall panel 330 is disposed between the freezer compartment top panel 320 and the refrigerator compartment top panel 340, while a thick partition is provided between the refrigerator compartment and the refrigerator compartment. By disposing the panel 10, the heat insulation of the freezer can be ensured. Therefore, the heat insulation box 301 having a structure in which the top surface of the freezer compartment is higher than the top surface of the refrigerator compartment can be easily provided.

<Fourth embodiment>
A fourth embodiment will be described with reference to FIGS.
As shown in FIG. 8, the refrigerator-freezer FR4 according to the fourth embodiment has a structure in which two freezer rooms are arranged side by side. In the heat insulating box 401 used for the refrigerator / refrigerator FR4, the side wall of the freezer compartment disposed below is the lower side wall 403SA, the top surface is the first top surface 403C1, and the side wall of the freezer compartment disposed above is the upper side wall 403SB, The top surface is defined as a second top surface 403C2.

  FIG. 9 is a cross-sectional view of the upper right corner of the heat insulation box 401 according to the present embodiment. The heat insulation box 401 includes the partition panel 10 constituting the lower side wall 403SA, the first freezer compartment top face panel 420 constituting the first top face 403C1, the freezer compartment upper side wall panel 230 constituting the upper side wall 403SB, and the second top face. It is formed by stacking and assembling the freezer compartment top panel 30 constituting 403C2 in order from the bottom. In the heat insulation box 401 according to this embodiment, the partition panel 10 corresponds to the first panel in claims 4 and 6, the first freezer compartment top panel 420 is the second panel, and the freezer compartment upper side wall The panel 230 corresponds to a third panel, and the freezer compartment top panel 30 corresponds to a fourth panel.

  The first freezer compartment top panel 420 according to this embodiment has a frame member 421 attached to the right edge and is supported in a horizontal posture. The frame member 421 constituting the right edge 420AR of the lower surface of the first refrigerator compartment top panel 420 is provided. On the lower surface, two concave strip portions 6A that fit with the convex strip portions 5B provided on the top surface of the frame member 11 and convex strip portions 5A that fit with the concave strip portion 6B are formed. It has a shape corresponding to the upper surface. In addition, on the upper surface of the frame member 421, the same two protruding strips 5B as those formed on the upper surface of the frame member 11 are formed, and the concave strip 6B is formed between them.

  In order to construct the heat insulation box 401 according to the present embodiment, first, the partition panel 10 to which the frame member 11 is attached is arranged in an upright posture, and the frame member 421 is attached to the upper end surface 10TB. The right edge portion 420AR of the lower plate surface of the freezer compartment top panel 420 is brought into contact with the protruding strip portion 5B and the concave strip portion 6A, and the concave strip portion 6B and the convex portion provided at these contacting portions. The strip 5A is fitted. Next, the freezer compartment upper side wall panel 230 to which the lower frame member 231A and the upper frame member 231B are attached is placed on the first freezer compartment top panel 420, and the right edge 420BR and lower end surface of the upper plate surface are placed. 230TA is brought into contact with each other, and the convex strip portion 5B and the concave strip portion 6A and the concave strip portion 6B and the convex strip portion 5A are fitted. Then, the right side edge of the freezer compartment top panel 30 is placed on the freezer upper side wall panel 230, and the upper end surface 230TB and the right edge 320AR of the lower plate surface are brought into contact with each other. The protrusion 5B and the recess 6A provided in the part, and the recess 6B and the protrusion 5A are fitted. In this state, by fixing each panel with a fastener or the like, the first freezer compartment top panel 420, the freezer compartment upper side wall panel 230, and the freezer compartment top panel 30 are supported on the partition panel 10. It is assembled and fixed with.

According to the configuration of the present embodiment, both horizontal panels of the first freezer compartment top panel 420 and the freezer compartment top panel 30 are supported from below by the partition panel 10, the freezer compartment upper side wall panel 230, and the like. It is assembled in a state where strength such as load resistance can be expressed.
Thus, according to the present embodiment, the present technology can be preferably applied to a docking-type storage in which storage chambers are formed above and below the first freezer compartment top panel 420.

<Fifth embodiment>
A fifth embodiment will be described with reference to FIGS. 10 and 11.
As shown in FIG. 10, the refrigerator-freezer FR5 according to the fifth embodiment has a structure in which two freezer compartments are arranged vertically on the left side, and a refrigerator compartment is constructed on the right side thereof. In the heat insulating box 501 used for the refrigerator-freezer FR5, the lower partition wall 503SA serves as a partition wall between the freezer compartment and the refrigerated compartment disposed below, and the partition wall between the freezer compartment and the refrigerator compartment disposed above. Is the upper partition wall 503SB, the top surface of the freezer compartment arranged below is the first top surface 503C1, the top surface of the freezer compartment arranged above is the second top surface 503C2, and the top surface of the refrigerator compartment is the top surface of the refrigerator compartment 502C.

  FIG. 11 is a cross-sectional view of a partition portion of the heat insulation box 501 according to the present embodiment. The heat insulating box body 501 includes a partition panel 10 constituting a lower partition wall 503SA, a first freezer compartment top panel 420 constituting a first top surface 503C1, a freezer compartment upper side wall panel 230 constituting an upper partition wall 503SB, a second The freezer compartment top panel 320 constituting the top surface 503C2 and the refrigerator compartment top panel 340 constituting the refrigerator compartment top surface 502C are stacked and assembled in order from the bottom. Since all the panels are used in any one of the first to fourth embodiments, the description thereof is omitted.

  In order to construct the heat insulation box 501 according to the present embodiment, first, the partition panel 10 to which the frame material 11 is attached is arranged in an upright posture, and the frame material 421 is attached to the upper end surface 10TB. The right edge portion 420AR of the lower plate surface of the freezer compartment top panel 420 is brought into contact with the protruding strip portion 5B and the concave strip portion 6A, and the concave strip portion 6B and the convex portion provided at these contacting portions. The strip 5A is fitted. Next, the freezer compartment upper side wall panel 230 to which the lower frame member 231A and the upper frame member 231B are attached is placed on the first freezer compartment top panel 420, and the right edge 420BR and lower end surface of the upper plate surface are placed. 230TA is brought into contact with each other, and the protrusions 5A and 5B and the recesses 6A and 6B provided at these contact portions are fitted. Then, the right edge of the freezer compartment top panel 320 is placed on the freezer upper side wall panel 230, and the upper end face 230TB and the right edge 320AR of the lower plate face are brought into contact with each other. The protrusion 5B and the recess 6A provided in the part, and the recess 6B and the protrusion 5A are fitted. Further, the right edge 320BR of the upper plate surface and the left edge 340AL of the lower plate surface of the refrigerating room top panel 340 are brought into contact with each other, and the protrusions 305B and the grooves provided in these contact portions are contacted. The part 306A and the concave line part 306B and the convex line part 305A are fitted. In this state, by fixing each panel with a fastener or the like, the first freezer compartment top panel 420, the freezer compartment upper side wall panel 230, the freezer compartment top panel 320, and the refrigerator compartment top panel 340 are separated from the partition panel 10. It is assembled and fixed in a state where it is supported from below by the upper class.

  According to the configuration of the present embodiment, it is possible to provide a heat insulating box 501 having a structure in which a plurality of storage chambers are arranged in the vertical direction and such storage chambers are further arranged in the horizontal direction. Moreover, the fitting structure provided in the contact part of each panel, like the protruding strips 5A and 5B and the concave strips 6A and 6B, or the protruding strips 305A and 305B and the concave strips 306A and 306B, By adopting either one of the two pairs of shapes, it is possible to provide a heat insulating box having various structures only by combining several types of heat insulating panels.

<Other embodiments>
The technology disclosed in the present specification is not limited to the embodiment described with reference to the above description and drawings. For example, the following embodiments are also included in the technical scope.

  (1) In the said embodiment, although the example which formed the fitting structure with the protruding item | line part and the concave part was shown, it is not limited to this. The ridges and the recesses do not need to extend over the entire length in the longitudinal direction of the contact portion, but it is preferable to extend the ridges and the recesses from the viewpoint of ensuring heat insulation. In addition, if the protrusions and the recesses are provided intermittently or locally, the contact portion can be positioned in the longitudinal direction using the fitting structure.

  (2) In the above embodiment, the fitting structure of the contact portion between the heat insulating panels is formed on the frame member attached to the peripheral edge of the heat insulating panel, but is not limited to this, and is formed on the edge of the surface plate. May be. Moreover, although the heat insulation panel was formed by attaching a frame material to the peripheral part of a pair of metal plates and foam-filling the heat insulation material inside, the heat insulation panel is not limited to this, and heat insulation panels having various structures can be used. it can.

  (3) In the above-described embodiment, the heat insulating box having a structure in which the opening is provided on the front surface has been described. However, the present invention is not limited to this, and a structure in which the opening is provided on the upper surface or the side surface may be employed.

  (4) The technology disclosed in this specification can be applied to various prefabricated prefabricated warehouses. Assembling type prefabricated storage is a roll-in type designed such that the lower end of the opening reaches the installation surface of the storage, for example, depending on the form of an opening or the like, or a walk-in type in which a base frame is arranged below the storage body (first embodiment) 1 (see FIG. 1). Further, for example, it can be classified into a single-opening type, a double-opening type (a double door opening type), a peristaltic opening / closing type, a slide opening / closing type, a manual opening / closing type, an automatic opening / closing type, etc. The present technology can be widely used in a variety of prefabricated prefabricated cooling storages including the above types.

  (5) The technique disclosed by this specification can be widely applied not only to a refrigerator but to the whole assembly-type heat insulation box used for various uses.

FR1 ... Refrigerated refrigerator (cooling storage)
1 ... Insulation box (assembled insulation box)
2 ... Refrigeration room 2C ... Top surface 3 ... Freezing room 3C ... Top surface 3S ... Side wall 3SA ... Partition walls 5A, 5B ... Projection strips 6A, 6B ... Concave strip portion 10 ... Partition panel (first panel)
10 TB ... upper end surface 11 ... frame material 20 ... refrigerator compartment top panel (second panel)
20AL ... Left edge 20BL on the lower plate surface ... Left edge 21 on the upper plate surface ... Frame member 30 ... Freezer top panel (third panel)
30AR ... Right edge 31 of lower plate surface ... Frame material

Claims (7)

It is an assembly-type heat insulation box constructed by combining a plurality of heat-insulating panels in the form of a flat plate,
A first panel arranged in an upright position;
A second panel placed in a horizontal position on the first panel;
A third panel placed on the second panel,
A part of the lower plate surface of the pair of plate surfaces of the second panel is in contact with the upper end surface of the upstanding first panel, while the upper plate surface of the second panel is the second panel and the first panel. Abutting with the third panel on the upper side in the vertical direction of the abutting portion with one panel;
An assembly in which at least a pair of fitting structures that fit each other is provided at the contact portion between the first panel and the second panel and the contact portion between the second panel and the third panel. Type heat insulation box.   The pair of fitting structures extend in a longitudinal direction of each contact portion at a contact portion between the first panel and the second panel or a contact portion between the second panel and the third panel. The assembly-type heat insulation box according to claim 1, comprising a protruding ridge portion and a recessed ridge portion. The second panel is arranged to abut on the first panel at one side edge of the lower plate surface and extend to one plate surface side of the first panel,
The third panel is placed on the second panel in a horizontal posture, and in contact with the second panel at one side edge of the lower plate surface of the pair of plate surfaces, The assembly-type heat insulation box according to claim 1 or 2, wherein the assembly type heat insulation box is arranged so as to extend to the other plate surface side of the first panel. A fourth panel placed in a horizontal posture on the third panel;
The third panel is placed on the second panel in a standing posture, is in contact with the second panel at its lower end surface, and is in contact with the fourth panel at its upper end surface,
The assembly type heat insulation box according to claim 1 or 2, wherein at least a pair of fitting structures that are fitted to each other are provided at a contact portion between the fourth panel and the third panel. The second panel is arranged to abut on the first panel at one side edge of the lower plate surface and extend to one plate surface side of the first panel,
The fourth panel is arranged to contact the third panel at one side edge of the lower plate surface of the pair of plate surfaces and extend to the other plate surface side of the first panel. The assembled heat insulating box according to claim 4. The second panel is arranged to abut on the first panel at one side edge of the lower plate surface and extend to one plate surface side of the first panel,
The fourth panel is arranged so as to contact the third panel at one side edge of the lower plate surface of the pair of plate surfaces and extend to the one plate surface side of the first panel. The assembled heat insulating box according to claim 4.   The cooling storage using the assembly-type heat insulation box as described in any one of Claims 1-6.

Images