JP2011169553A - Cooling storage - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cooling storage capable of carrying and providing cooked foods while cooling them in a state of displaying and receiving them in hotel pans. <P>SOLUTION: This cooling storage includes wheels 24 for moving, a heat insulating housing 20 provided with a storage compartment 4 opened at its top face inside thereof, a door 2 for closing the opening, a frame material 34 attached to an upper part in the storage compartment 4, attachment openings 35 formed on the frame material 34, the hotel pans 33 detachably held by the frame material 34 in a state of closing the attachment openings 35, a table 9, and a cooling device R cooling the storage compartment 4 by circulating the cold air in the storage compartment 4 at a lower part of the frame material 34, and further includes a storage battery 45 for driving the cooling device R. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a cooling storage for conveying articles while maintaining cooling to a predetermined temperature.

  Nowadays, demand for food catering services is increasing. In this case, the location where the food is provided is the user's equipment. The provider transports a dish prepared in his / her own kitchen or the like to the providing place. At this time, cold dishes or the like need to be transported while maintaining a predetermined cooling temperature, and are generally stored and transported in a heat insulating box or the like. In this case, when the article is stored together with a cold storage agent or the like, uneven cooling occurs, and depending on the storage location, there is a problem that the temperature rises and the quality deteriorates.

  On the other hand, low-temperature warehouses for low-temperature logistics have been developed. For example, in the low temperature storage shown in Patent Document 1, the cool storage agent is frozen in advance by a cooling device, and then the storage chamber is cooled by the latent heat of fusion of the cool storage agent. According to this, during the cold storage operation, the storage battery is charged by the AC power supply, and the cooling device is operated by the AC power supply and is frozen by the cooler provided in heat exchange with the cold storage agent. The cooler is operated by cooling the cooler by circulating the cool air of the regenerator into the storage chamber.

JP-A-9-53874

  However, the low-temperature storage as described above cannot be transported unless it is a large delivery vehicle such as a truck, and is difficult to use in the catering service as described above. In addition, it becomes difficult to move from the kitchen to the hall or the like where the food is provided while the food is cooled in the hotel.

  In addition, when transporting in a low-temperature warehouse as described above, it is necessary to use a separate table or a bat containing ice to maintain the low temperature when displaying or serving dishes at the provision place. Therefore, the work up to provision becomes complicated, and it is difficult to maintain a predetermined cooling temperature.

  The present invention has been made in order to solve the conventional technical problem, and provides a cooling storage that can be transported and provided while cooling food in a state where it is displayed and accommodated in a hotel pan.

  In order to solve the above-described problems, the present invention provides a moving wheel, a heat insulating box having a storage chamber with an upper surface opened therein, a door for opening and closing the upper surface opening of the storage chamber, and a storage. A frame member attached to the upper part of the room, a mounting opening formed in the frame member, a hotel pan which is detachably held in the frame member so as to close the mounting opening, a table, and a storage under the frame member A cooling device that circulates cold air in the room and cools the cooling device. The cooling device includes a compressor, a condenser, and an evaporator that constitute a refrigeration cycle, and a storage battery that drives the compressor. And

  The invention of claim 2 is characterized in that, in the above, the table closes the upper surface opening of the hotel pan so as to be opened and closed.

  The invention of claim 3 is characterized in that, in each of the above inventions, the table is attached to the heat insulating box so as to be freely drawn out.

  According to a fourth aspect of the present invention, in each of the above inventions, a control panel provided with a switch for operation is provided, and the control panel is a bulge raised in a form surrounding the operation surface on which the switch faces and the periphery of the operation surface. And a flexible sheet whose periphery is attached to the raised part so as to cover the operation surface, and this sheet is separated from the switch, and is pressed to be able to operate the switch. Features.

  According to the present invention, it is attached to a wheel for movement, a heat insulating box having a storage chamber with an upper surface opened inside, a door for opening and closing the upper surface opening of the storage chamber, and an upper portion in the storage chamber. Circulate cold air through the frame material, a mounting opening formed in the frame material, a hotel pan that is detachably held in the frame material so as to close the mounting opening, a table, and a storage chamber below the frame material. The cooling device is provided with a compressor, a condenser and an evaporator constituting a refrigeration cycle, and a storage battery for driving the compressor. It can be conveyed while cooling in the state. In addition, ingredients and dishes can be stocked in the storage room below the hotel pan.

  In particular, in the present invention, since the compressor constituting the cooling device is driven by a storage battery, the cooling device is operated within the storage chamber and the hotel pan by a predetermined cooling temperature even during the transportation destination or transportation where power cannot be supplied. Can be maintained.

  Moreover, since the cooling storage of this invention is equipped with the table, the arrangement | work work, such as the operation | work which puts the dish in a hotel bread on a plate, becomes remarkably easy.

  According to the invention of claim 2, in addition to the above, the table closes the upper surface opening of the hotel pan so that it can be opened and closed, so that the upper surface opening of the hotel pan can be closed by the table, and the hotel pan lid is unnecessary. can do. When the hotel pan is provided with a lid, the lid can be pressed by the weight of the table by placing the table on the lid. Therefore, even if some shaking occurs during transportation, it is possible to effectively prevent the inconvenience that the lid is opened and the food in the hotel bread is scattered.

  According to invention of Claim 3, in addition to said each invention, since the table is attached to the heat insulation box so that extraction is possible, the delivery operation | work of the said table can be made easy.

  According to the invention of claim 4, in addition to the above inventions, a control panel provided with a switch for operation is provided, and the control panel surrounds the operation surface on which the switch faces and the periphery of the operation surface. And a flexible sheet that is attached to the projecting part so as to cover the operation surface, and this sheet is separated from the switch and can be operated by being pushed in. Therefore, it is possible to effectively prevent an inconvenience that an elbow or an article or the like accidentally touches the switch as in the conventional case and causes an erroneous operation.

  Thereby, it is not necessary to adopt means such as a long press operation, and the operability of the control panel can be improved.

It is a back perspective view of a cooling storage. FIG. 2 is a front perspective view (partially omitted) of the cooling storage of FIG. 1. It is a vertical left side view of the cooling storage of FIG. It is a back perspective view of the cooling storehouse of the state where the door was opened. It is a back perspective view of the cooling storehouse of the state which opened the door and pulled out the table. It is a disassembled rear perspective view of a cooling storage. It is a partially transparent front view of a control panel. It is sectional drawing of FIG.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1 is a rear perspective view of the cooling storage 1 of the present invention, FIG. 2 is a front perspective view of the cooling storage 1 of FIG. 1 (wheels 24 are omitted), and FIG. 3 is a longitudinal left side view of the cooling storage 1 of FIG. 4 is a rear perspective view of the cooling storage 1 with the door 2 opened, FIG. 5 is a rear perspective view of the cooling storage 1 with the door 2 opened and the table 9 pulled out, and FIG. An exploded rear perspective view is shown respectively.

  The cooling storage 1 of the present embodiment transports dishes and stock items while cooling them from a kitchen in a large facility such as a hotel to a party venue serving as a provision place, and the dishes etc. are cooled at the destination. It is a mobile cold storage that can provide display and serving.

  In a state where an AC power source is connected to a delivery base such as a kitchen, the compressor 41, the fans 42, 43, etc. are operated by receiving the supply of the AC power source to cool the interior of the storage chamber 4 to a predetermined temperature, and a storage battery 45, and after storing the cooling and delivery items such as dishes and stock food, the storage room is operated by operating the compressor 41, each blower 42, 43, etc. by the power supply from the storage battery 45 with the AC power supply cut off. It is possible to move to a delivery destination such as each home or party venue while cooling the interior to a predetermined temperature, and provide food while cooling at the provision location.

  The cooling storage 1 is composed of a heat insulating box 20 that opens to the upper surface. This heat insulation box 20 is made of an aluminum or steel plate outer box 21 opened on the upper surface, and an aluminum plate, steel plate or hard synthetic resin opened on the upper surface incorporated in the outer box 21 with a space. The inner box 22 is made of a heat insulating material (not shown) made of urethane foam filled between the outer box 21 and the inner box 22. Bumpers 23 are provided in the upper and lower corners of the heat insulating box 20 of the cooling storage 1. And, at the four corners of the lower surface of the main body, there are provided moving wheels 24. In FIG. 2, the wheel 24 is omitted.

  Inside the inner box 22 is a storage room 4 for storing a cooling article such as food, and the upper surface opening 3 of the inner box 22 is on one side of the upper surface, in this embodiment, one side end (a control panel described later). When the surface on which the side 46 is provided is the front surface, the heat-insulating door 2 is pivotally supported so as to be pivotable around the right side end portion toward the front).

  Here, the configuration of the cooling device R that cools the inside of the storage chamber 4 to a predetermined temperature will be described. On the side surface 4A on one side of the heat insulating box 20 constituting the storage chamber 4, that is, on the inner surface on the side where the control panel 46 is provided, a cover 5 having a substantially rectangular shape is provided extending vertically. . A cold air duct 6 is formed between the cover 5 and the side surface 4A.

  A cool air discharge port 7 is formed at the upper center of the cover 5, and a fan guard 8 protruding toward the storage chamber 4 is attached to the surface of the cold air discharge port 7 on the storage chamber 4 side. . A plurality of cold air inlets 39 are formed in the lower part of the cover 5 from left to right. Note that auxiliary cold air discharge ports (not shown) may be formed on both side surfaces of the cover 5 from the lower portion to a substantially central (predetermined) height.

  In the cool air duct 6 in the cover 5, an evaporator 10 constituting the cooling device R is provided vertically, and a blower 43 for circulating cold air is disposed. In addition, a drain pan 11 that is located below the evaporator 10 and receives drain water from the evaporator 10 is disposed at the bottom of the cover 5 (cold air duct 6), and a drain port formed in the drain pan 11. A drain hose 15 is connected to the outside through a machine chamber 12 described later.

  On the other hand, a unit base 26 is attached to the bottom surface of the heat insulation box 20 via a pedestal 25 having a predetermined height and defining the machine room 12 of the cooling storage 1. Each wheel 24 as described above is attached to the unit base 26.

  The front and rear side surfaces formed by the pedestal 25 and the unit base 26 are closed by a front panel 27, a rear panel 28, and side panels 29 and 29. Thereby, the machine room 12 is formed below the heat insulating box 20.

  A cooling device R is configured together with the evaporator 10 on one side of the unit base 26, in this embodiment, on the upper surface on the opposite side (rear side) to the side (front side) where the cover 5 is provided in the storage chamber 4. A condenser 13 and a condenser blower 42 are provided. A compressor 41 that constitutes a cooling device R together with the evaporator 10 and the condenser 13 is provided on the upper surface of the other side of the unit base 26, that is, the upper surface (front side) where the cover 5 is provided in the storage chamber 3. Further, components such as the capillary tube (decompression unit) 14 such as the evaporator 10 and the condenser 13 other than the evaporator 10 are disposed, and an electrical box and a storage battery 45 (not shown) are disposed. In FIG. 3, the storage battery 45 is indicated by a broken line because it is located on the front side of the cross-sectional view.

  As a result, the compressor 41, the condenser 13, the capillary tube 14, the evaporator 10 in the storage chamber 4 and the like disposed in the machine chamber 12 are sequentially connected by the refrigerant pipe, thereby forming an annular refrigeration cycle. .

  The storage battery 45 in this embodiment supplies power to the compressor 41, the condenser blower 42, the cool air circulation blower 43, and the like, and employs a lithium ion battery that can be charged and discharged. The storage battery 45 is detachably disposed in the machine room 12 as a single or a plurality.

  The front panel 27 of the machine room 12 is formed with a replacement opening 30 for allowing the storage battery 45 to be easily inserted and removed from the front side of the cooling storage 1. It is closed by a steel plate door 31 that can be pivotally supported as a center. The door 31 can be brought into contact with a magnet 32 provided on the front panel 27 in an opened state. Thereby, the door 31 is detachably held by the magnetic force of the magnet 32 in the opened state. The holding means for the door is not limited to the magnet 32.

  The rear panel 28 corresponding to the rear portion of the unit base 26 where the condenser 13 is disposed is formed with a plurality of suction holes 28 </ b> A facing the condenser 13. A plurality of blowout holes 29A are formed in the side panels 29 and 29 that close both side surfaces of the machine room 12 by cutting and raising.

  Thereby, the user stands on the front surface of the cooling storage 1 and pushes the cooling storage 1 forward to move, so that outside air efficiently enters the machine chamber 12 from the suction hole 28A located on the front side in the traveling direction, After the condenser 13 and the compressor 41 are cooled, waste heat is discharged from the blowout holes 29 </ b> A formed in the side panel 29. Therefore, the inconvenience that the waste heat in the machine room 12 is sprayed to the user who moves by pushing the cooling storage 1 can be solved.

  Further, in the present embodiment, among the devices disposed in the machine room 12, the compressor 41 and the storage battery 45, which are relatively heavy, are disposed in the front part of the cooling storage 1, and are large and have a relatively small weight. By disposing the container 13 on the opposite side, it is possible to dispose the weight on the hand pushing work side of the cooling storage 1 to be heavier than the front side in the traveling direction in the hand pushing work.

  Therefore, when the cooling storage 1 is pushed over the step in the manual pushing operation, the front side can be pushed down, and the wheel 24 positioned at the front end in the traveling direction can be lifted to easily climb the step. Thereby, if there is a slight level difference, it is possible to get on and proceed without taking a detour, and it is possible to improve operability.

  Further, as described above, the devices arranged on the unit base 26 are arranged so that the weights on the left and right sides are substantially equal when viewed from the front side of the cooling storage 1. Thereby, stability of cooling storage 1 itself can be improved, and the inconvenience which falls can be prevented.

  Next, the structure of the upper part of the cooling storage 1 will be described. The upper surface opening 3 of the heat insulating box 20 that can be freely opened and closed by the door 2 is a surface on the side where goods such as dishes and stocks stored in the storage chamber 4 are delivered, in this embodiment, When the surface on the side where the replacement opening 30 of the storage battery 45 is provided (the surface on which the control panel 46 described later is provided) is the front surface, the upper surface opening edge (one side of the upper surface opening) on the left surface toward the front surface ) 3A is the lower portion 16 configured to be lower than the other three sides by a predetermined dimension. And it is set as the paragraph part 17 formed in the inside of three sides of the upper surface opening edge except the low-order part 16 lower than the outer end surface 3B by a predetermined dimension, for example, about 1 cm.

  The door 2 includes a sheet material 2B having a water repellent finish on the surface, for example, a resin sheet such as nylon, vinylon, or tetron, and a plate-like heat insulating material 2A covered with the sheet material 2B. . 2 A of this heat insulating material is comprised in the dimension which can substantially block | close the said upper surface opening 3 in the state which mounted the door 2 on the paragraph part 17 of the upper surface opening 3, and the sheet | seat material 2B which coat | covers the heat insulating material 2A which concerns Is formed so as to cover at least the upper surface of the heat insulation box 20.

  In addition, an end on the lower portion 16 side formed on one side 3A of the upper surface opening of the heat insulating material 2A of the door 2 is configured to hang down toward the upper surface of the lower portion 16, and the lower end of the heat insulating material 2A is It is set as the structure which touches the upper surface of the low-order part 16 through the sheet | seat material 2B to be coat | covered.

  The door 2 is provided with the sheet material 2B that covers the heat insulating material 2A. The door 2 is used for delivering the articles stored in the storage chamber 4, that is, the side on which the lower portion 16 is formed (the other side). The hinge part 18 is formed in the side (one side) which opposes. An open / close side covering portion 19 that covers the lower portion 16 of the upper surface opening 3 is formed on the open side (the other side) of the door 2. In addition, the hinge part 18 is attached with the hook_and_loop | surface fastener as a holding means as an example. Thereby, the door 2 is opened and closed so that rotation is possible centering on one side. In addition, in the present Example, although the door 2 is comprised from two door bodies arranged in parallel, it is not limited to this.

  On the other hand, a hotel pan 33 that is detachably held by the frame member 34 is attached to the upper part of the storage chamber 4. The frame member 34 is made of a heat insulating plate material that closes the upper surface opening 3 </ b> A at the height of the lower portion 16 of the heat insulating box 20. At the front and rear ends of the frame member 34, standing portions 34 </ b> B extending upward by a predetermined dimension are formed, and flanges 34 </ b> A and 34 </ b> A whose upper ends are bent outward at substantially right angles are formed. The flanges 34A and 34A are respectively placed on the paragraph portion 17 of the upper surface opening 3 as described above, and the frame member 34 is detachably attached to the upper portion in the storage chamber 4.

  An attachment opening 35 for detachably holding the hotel pan 33 is formed in the frame member 34 attached to the upper part in the storage chamber 4. In the present embodiment, as described above, the cover 5 in which the evaporator 10 and the like are disposed is provided in the storage chamber 4 so as to protrude toward the storage chamber 4, so that it is held in the mounting opening 35. The hotel pan 33 is formed so as to be displaced from the cover 5 at a predetermined distance, that is, to the rear side of the storage chamber 4 (see FIG. 3).

  Then, the hotel pan 33 is held on the frame member 34 so as to close the mounting opening 35. The hotel pan 33 is a container that opens on the upper surface and can store cooked dishes, and is made of a heat conductive material. In the present embodiment, in consideration of convenience, the hotel pan 33 is constituted by a single member in which a plurality of container portions 36 are arranged in parallel, and a flange 33A is bent outwardly at an upper end edge thereof. ing. Therefore, the flange 33 </ b> A is placed and held on the edge of the attachment opening 35 of the frame member 34.

  The upper surface opening 36 </ b> A of each container portion 36 is closed by a lid member 37 so as to be freely opened and closed. The lid member 37 is provided corresponding to each container part 36 and can be opened and closed independently. The lid member 37 is provided with a handle portion 37A at the center portion, and an outer peripheral edge portion of the lid member 37 is provided with a flange 37B which is higher than the handle portion 37A and larger than the upper surface opening 36A. Have. Accordingly, the lid member 37 is placed on the opening edge of the upper surface opening 36A of each container 36 to close the opening.

  In this embodiment, the hotel pan 33 is held in the mounting opening 35 of the frame member 34 via a heat transfer box 38 surrounding the hotel pan 33 located below the frame member 34. The heat transfer box 38 is a box opened on the upper surface made of a heat conductive material, and has a size surrounding the entire periphery of the hotel pan 33 located below the frame member 34. A flange 38 </ b> A is bent at the upper opening edge toward the outside.

  Therefore, when the hotel pan 33 is disposed on the upper part of the storage chamber 4, first, the flanges 34 </ b> A and 34 </ b> A formed at the front and rear ends of the frame member 34 are placed on the front and rear paragraphs 17 of the heat insulating box 20. And attach. Then, a flange 38 </ b> A formed on the edge of the upper surface opening of the heat transfer box 38 is placed on the edge of the attachment opening 35 and attached to the attachment opening 35 of the frame member 34. Finally, with the hotel pan 33 accommodated from above the heat transfer box 38, the flange 33A of the hotel pan 33 is placed on the flange 38A of the heat transfer box 38 and further on the edge of the mounting opening 35. Being held.

  On the other hand, a table 9 that can be pulled out outward, in this case, rearward, is housed between the hotel pan 33 and the lid 2 attached to the upper part of the storage chamber 4 with the above configuration. That is, this table 9 is a table formed on one surface of the heat insulating box 20, in this case, the rear surface, at the upper portion of the storage chamber 4, specifically, at a height position corresponding to between the hotel pan 33 and the lid 2. The opening 48 is removably held.

  A leg portion 49 that supports one side of the table 9 in the pulled-out state is attached to the drawer-side end portion of the table 9, in this embodiment, the lower surface of the rear end portion. In this embodiment, the leg portions 49 are provided in two places on the lower surface of the corner at the rear end of the table 9, and the length of each leg portion 49 can be freely adjusted by the length adjusting member 50. The

  A stopper 59 that prohibits all the tables 9 from being pulled out from the table opening 48 is provided at the end of the table 9 opposite to the drawer side, in this embodiment, at the front end. .

  Next, the usage aspect of the cooling storage 1 is demonstrated by the above structure. First, in a kitchen or the like, the storage battery 45 is filled in advance and loaded into the cooling storage 1. When a power supply outlet is connected to the cooling storage 1, the storage battery 45 is charged by the connection of the outlet. The cooling device R is operated, and the air in the storage chamber 4 sucked into the cold air duct 6 from the cold air discharge port 7 by the cool air circulation blower 43 is cooled by exchanging heat with the evaporator 10, It is discharged into the storage chamber 4 from the discharge port 7. As a result, cold air circulates in the storage chamber 4 so that the hotel pan 33 disposed in the storage chamber 4 and in the upper portion is cooled to a predetermined temperature.

  And in the storage room 4 below the hotel pan 33, stock items for easily replenishing dishes at the provision place are accommodated. Cold dishes, ingredients, etc. are accommodated in each container part 36 of the hotel bread 33. The upper surface opening 36 </ b> A of each container portion 36 is closed by a lid member 37, and the table 9 is accommodated in the heat insulating box 20. Further, the upper opening of the storage chamber 4 is closed by the door 2. In this state, the user rolls the wheel 24 for movement and moves to a party venue or the like serving as a providing place by a manual push operation or the like. At this time, since the power supply from the outlet is cut off, the cooling device R is driven by the power supply from the storage battery 45. At the time of the movement, the length of the leg portions 49, 49 provided on the lower surface of the table 9 is set to a position where the lower end is sufficiently higher than the floor surface by the length adjusting members 50, 50, and the lower end cannot be dragged to the floor surface during the movement. It shall be adjusted to the position.

  At this time, the table 9 is located between the hotel pan 33 and the door 2 while being stored in the heat insulating box 20, and is placed and held on the lid member 37 of the hotel pan 33 by its own weight. Is done. Therefore, the lid member 37 is pressed against the hotel pan 33 by the weight of the table 9 from above. This effectively prevents the inconvenience that the lid member 37 is displaced and opened even if some shaking occurs during transportation, and the food in the hotel pan 33 is scattered on the frame member 34. be able to.

  After arriving at the providing place, the user opens the door 2 to open the upper surface opening 3 and pulls the table 9 backward. The leg portions 49 and 49 are adjusted by the length adjusting members 50 and 50 so that the mounting surface of the table 9 becomes horizontal. And the cover member 37 is open | released and the food accommodated in the hotel bread 33 will be used for a display.

  In this manner, the cooling device R can be driven by the power supply from the storage battery 45 in a state where the dish is accommodated in the hotel pan 33, and can be transported while cooling the interior of the storage chamber 4. In addition, in the storage room 4 below the hotel pan 33, ingredients and dishes can be stocked, and smooth dishes and the like can be replenished at the providing place.

  In addition, since the compressor 41 constituting the cooling device R is driven by the storage battery 45, the cooling device R is operated in the storage chamber 4 and the hotel pan 33 even during the transportation destination or transportation where power cannot be supplied. A predetermined cooling temperature can be maintained.

  Furthermore, in the present embodiment, the hotel pan 33 is cooled via the heat transfer box 38 surrounding the hotel pan 33 located below the frame member 34, so that the cover provided on the side surface of the storage chamber 4 is provided. Indirect cooling can be performed via the heat transfer box 38 by the cool air discharged from the cool air discharge port 7 formed in the heat sink 5. Therefore, the inconvenience that the hotel pan 33 is partially cooled by the cold air directly discharged from the cold air discharge port 7 can be solved, and the dishes and the like accommodated in the hotel pan 33 can be uniformly cooled.

  As a result, the entire hotel pan 33 can be uniformly cooled when there is only one hotel pan 33, and all the hotel pans 33 can be uniformly cooled when there are a plurality of hotel pans 33. Therefore, it is possible to eliminate the disadvantage that a part of the cooling failure occurs due to the occurrence of cooling unevenness.

  Moreover, since the cooling storage 1 of the present embodiment includes the table 9, the arrangement work such as the operation of serving the dishes in the hotel bread 33 on a plate is remarkably facilitated.

  In particular, in this embodiment, the table 9 is attached to the heat insulation box 20 so as to be freely drawn out, so that the delivery work of the table 9 can be facilitated.

  In the present embodiment, the lid member 37 of the hotel pan 33 is provided separately from the table 9. However, the present invention is not limited to this. For example, each container portion 36 of the hotel pan 33 is provided on the lower surface of the table 9. A lid member corresponding to the upper surface opening 36A may be provided. Thereby, the upper surface opening 36A of the hotel pan 33 can be closed by the table 9 so that it can be opened and closed, and the lid member of the hotel pan 33 can be made unnecessary.

  Next, with reference to FIG.7 and FIG.8, the control panel 46 provided in the cooling storage 1 in a present Example is explained in full detail. FIG. 7 is a front view of the control panel 46, and FIG. 8 is a cross-sectional view of the control panel 46.

  In the present embodiment, the control panel 46 for operating the cooling storage 1 is an upper front portion, that is, an upper portion of the surface where the replacement opening 30 of the storage battery 45 as described above is formed, and is easily visible to the user. In the position.

  The control panel 46 is an operation surface 51 that is inclined with the front surface facing the front upper side with respect to the contact surface of the heat insulating box 20, and the operation surface 51 includes a plurality of operation switches 52. A temperature display unit 53 for displaying the temperature in the storage chamber 4, an operation display lamp 54, a battery remaining amount display unit 55 for displaying the battery remaining amount of the storage battery 45 constituted by a plurality of display lamps, and charging A charge indicator lamp 56 for displaying the presence of the user is provided.

  A raised portion 57 is formed on the outer periphery of the front surface of the control panel 46 so as to surround the operation surface 51. The raised portion 57 is flexible so as to cover the entire operation surface 51. The sheet 58 is attached.

  The sheet 58 has an outer peripheral (peripheral) back surface attached to the raised portion 57, and a portion corresponding to the operation surface 51 is provided at a predetermined distance from the switch 52.

  Thereby, when operating each switch 52 of the operation surface 51, operation is enabled by pushing in the sheet | seat 58. FIG. Therefore, the switch 52 cannot be operated unless the sheet 58 is pushed in with a limited pressing area such as a finger.

  Accordingly, it is possible to effectively prevent an inconvenience that an elbow or an article or the like accidentally touches the switch 52 as in the conventional case and causes an erroneous operation. Thereby, it is not necessary to adopt means such as a long press operation, and the operability of the control panel 46 can be improved.

  In addition, in the present Example, although demonstrated as the cooling storage 1 used for conveyance of the food and goods etc. which require cooling from the cooking place to a provision place in the same facility, it is not limited to this and it separated Even if it is used between facilities, the same effect can be acquired. Therefore, for example, it is also suitable for cooking catering services.

DESCRIPTION OF SYMBOLS 1 Cooling storage 2 Door 2A Heat insulating material 3 Upper surface opening 3A Upper surface opening edge 3B Outer end surface 4 Storage chamber 4A Side surface 5 Cover 6 Cold air duct 7 Cold air inlet 9 Table 10 Evaporator 13 Condenser 14 Capillary tube (pressure reduction means)
17 Paragraph 20 Thermal insulation box 24 Wheel 26 Unit base 30 Replacement opening 31 Door 33 Hotel pan 33A, 34A, 37B Flange 34 Frame member 35 Mounting opening 36 Container part 37 Lid member 38 Heat transfer box 39 Cold air outlet 41 Compression Machine 42 Blower for condenser 43 Blower for cold air circulation 45 Storage battery 46 Control panel 48 Opening for table 49 Leg part 50 Length adjusting member 51 Operation surface 52 Switch 53 Temperature display part 57 Raised part 58 Sheet

Claims (4)

A wheel for movement, a heat insulating box configured with a storage chamber having an upper surface opened inside, a door for closing the upper surface opening of the storage chamber so as to be openable and closable; and a frame member attached to an upper portion of the storage chamber; Chill air is circulated through the mounting opening formed in the frame member, the hotel pan detachably held in the frame member in a form that closes the mounting opening, the table, and the storage chamber below the frame member. With cooling system to cool,
The cooling device comprises a compressor, a condenser and an evaporator constituting a refrigeration cycle, and a storage battery for driving the compressor.   The cooling storage according to claim 1, wherein the table closes an upper surface opening of the hotel pan so as to be openable and closable.   The cooling storage according to claim 1, wherein the table is attached to the heat insulating box so as to be freely drawn out. It has a control panel with a switch for operation,
The control panel includes an operation surface that the switch faces, a raised portion that protrudes in a shape surrounding the operation surface, and a flexible sheet that is attached to the raised portion so as to cover the operation surface. Have
The cooling storage according to any one of claims 1 to 3, wherein the seat is separated from the switch, and the switch is operated by being pushed in.

Images