JP5136137B2 - Refrigerated refrigeration warehouse and refrigerated picking system for picking - Google Patents

Description

  The present invention relates to a freezing / refrigeration warehouse for picking and a freezing / refrigeration picking system, for example, a freezing / refrigeration warehouse for picking installed in a distribution center or distribution center, and a freezing / refrigeration picking system built in a distribution center or distribution center. It is about.

  A picking system constructed in a distribution center or a distribution center includes a freezer / refrigerator warehouse and a transport device that transports goods taken out of the refrigerator / freezer warehouse. In the refrigerator / freezer warehouse, a plurality of shelf devices are arranged so as to face the front opening of the refrigerator / freezer warehouse, and a cooling device for keeping the interior cold is provided. The shelf device includes a plurality of inclined shelves, and a display unit that indicates the storage position of the product to be delivered by a lamp or the like and indicates the number of picking is provided at the work space side tip of the shelf device. And while providing the 1st air blower which produces | generates a cold air curtain inside the side wall which comprises the front opening of a freezer refrigerator warehouse, the 2nd air blower which produces | generates an outside air curtain is provided outside the side wall. The first blower and the second blower blow out cold air or outside air in a substantially vertical direction toward the floor, and an air intake device corresponding to the first blower is installed on the floor of the refrigerated warehouse. ing. In addition, a lower heat insulation wall is raised to a position higher than the height of the intake device at the front lower opening.

  A heat insulating panel is provided as a rectifying member in the vicinity of the outlet of the first blower and the second blower. The heat insulation panel has a substantially trapezoidal shape in a side sectional view, and the inside of the warehouse is an inclined surface so as to become thinner toward the lower side. In addition, in the gap between the upper end of the work space side of the shelf device and the first blower, a partition plate is provided as a windshield member corresponding to the cold air from the cooling device, and above the partition plate, A curtain member is provided for dropping the cold air blown out from the cooling device toward the partition plate.

  In the refrigerator-freezer warehouse configured as described above, the cold air blown out by the plurality of cooling devices cools the inside of the refrigerator-freezer warehouse and is regulated by the curtain member and the partition plate and sent to the first blower. The first blower blows out the cold air in the warehouse downwards and sucks it in with an air intake device installed on the floor in the freezer refrigerator warehouse, thereby forming a cold air curtain at the front opening of the freezer refrigerator warehouse, passing through the air intake device By blowing out into the refrigerator, the inside of the freezer refrigerator is kept at a predetermined temperature such as -10 degrees Celsius (see, for example, Patent Document 1).

JP 2006-90619 A

  By the way, in the case where the above-described refrigerated warehouse is set to a temperature lower than −10 degrees Celsius (for example, −25 degrees Celsius), it is necessary to greatly improve the freezing capacity and the air blowing capacity of the cooling device.

  However, if the refrigerating capacity and the air blowing capacity of the cooling device are greatly improved, the curtain member is pushed away, so that even if restricted by the partition plate, the cold air blown out from the cooling device is not evenly supplied to the first air blowing device.

  In view of the above situation, the present invention diffuses air blown from a cooling device installed in a warehouse, and can supply air evenly to a blower that generates an air curtain. An object is to provide a freezing and refrigeration picking system.

In order to achieve the above-mentioned object, a freezing and refrigeration warehouse for picking according to claim 1 of the present invention has a storage transport area in which a cooling device is installed on the ceiling and stores goods brought in from the outside in a frozen or refrigerated state. In the freezing and refrigeration warehouse for picking, wherein the front opening is provided with a blower device and a duct for generating an air curtain in the front opening, and a storage display area for displaying products thrown in from the storage transport area, the storage A vertical wall forming a step is provided between the transport area and the storage display area, and the products thrown in from the storage transport area are stored side by side in the front-rear direction below the blower and duct in the storage display area. Providing a shelf, and extending the upper surface of the shelf for storing commodities so as to extend in the front-rear direction of the wall body in plan view, the rear end of the shelf protrudes into the accommodation conveyance area Allowed, characterized in that a said blower and ducts between the wall and the shelf.

  Moreover, the freezing and refrigeration warehouse for picking concerning Claim 2 of this invention WHEREIN: The height to the ceiling of the said storage display area is lower than the height to the ceiling of the said accommodation conveyance area | region in the said Claim 1, The wall body is provided so as to close a space between the ceiling of the storage display area and the ceiling of the storage conveyance area.

  Further, the pickling refrigerated warehouse according to claim 3 of the present invention is the above-described refrigerator according to claim 1 or 2, wherein the duct has a cooling device disposed therein, an inner duct for further cooling the introduced air, and an introduction It is characterized by being partitioned into a middle duct that discharges the air as it is.

  Moreover, the refrigerator-freezer picking system concerning Claim 4 of this invention has arrange | positioned the refrigerator-freezer warehouse for picking as described in any one of Claims 1-3 on the both sides of the center conveyor which conveys the picked goods. It is characterized by.

  The freezing and refrigeration warehouse for picking according to the present invention and the freezing and refrigeration warehouse for picking of the refrigeration picking system display a storage and conveyance area for storing products brought in from the outside in a frozen state or a refrigeration state, and products introduced from the storage and conveyance areas. Since a vertical wall that forms a step between the storage display area is provided, the air blown from the cooling device collides with the wall and is diffused to evenly distribute the air to the blower that generates the air curtain. Can be supplied to.

  Exemplary embodiments of a freezing / refrigeration warehouse for picking and a freezing / refrigeration picking system according to the present invention will be described below in detail with reference to the accompanying drawings. Note that the present invention is not limited to the embodiments.

  FIG. 1 is a side sectional view showing a distribution center in which a refrigeration picking system according to an embodiment of the present invention is constructed.

  As shown in FIG. 1, a freezer / refrigerating picking system is built in the building 1 of the distribution center. The freezing / refrigeration picking system includes a picking freezer / refrigeration warehouse 2 on which products are displayed and a center conveyor 3 for transporting the loaded products, and the freezing / refrigeration warehouse 2 for picking (for example, an inclined flow shelf described later). The goods displayed in () are taken out by the operator and loaded on the center conveyor 3.

  In the freezing / refrigeration picking system according to the present embodiment shown in FIG. 1, the center conveyor 3 is arranged in the center, and the freezing / refrigeration warehouse 2 for picking is arranged on both sides of the center conveyor 3 so that one center conveyor 3 is efficiently arranged. It can be operated.

  2 is a side sectional view showing the picking refrigerated warehouse shown in FIG. 1, and FIG. 3 is a side sectional view showing the picking shelf apparatus shown in FIG.

  The freezing and refrigeration warehouse 2 for picking is a prefabricated warehouse built inside the building 1 of the distribution center, and is composed of a prefabricated heat insulating material. In the freezing and refrigerated warehouse 2 for picking, a front area is a storage display area 4 and a rear area is a storage conveyance area 6. The storage display area (front area) 4 has a floor-to-ceiling height of about 2 meters and 50 centimeters, and the front surface is open to enable the installation of a display / picking section (shelf device) 41 for displaying products. ing. The storage and conveyance area (rear area) 6 has a height from the floor to the ceiling of about 3 meters and 50 centimeters, and enables installation of a large-scale equipment machine (for example, a product input and conveyance apparatus described later). A gap formed between the ceiling of the storage display area (front area) 4 and the ceiling of the storage conveyance area (rear area) 6 is closed by a vertical wall body 21, and the wall body 21 is stored in the storage display area. There is a step between the (front region) 4 and the accommodation conveyance region (rear region) 6.

  As shown in FIG. 2, in the storage display area 4, a plurality of display / picking units (shelf devices) 41 (eight in the freezing and refrigeration warehouse for picking according to this embodiment) are installed side by side. It is. The display / picking unit 41 is a picking shelf device for storing products, and has a front surface and a rear surface opened.

  As shown in FIG. 3, the display / picking unit 41 is provided with a plurality of inclined flow shelves 42 in the vertical direction (the display / picking unit 41 of the present embodiment has four levels). The inclined flow shelf 42 is installed in such a manner as to be gradually lowered from the rear toward the front, and the product thrown in from the rear is moved forward by rolling or sliding on the upper surface of the inclined flow shelf 42. And are sequentially stored from the front to the rear.

  4 is a perspective view showing the inclined flow shelf shown in FIG. 3, FIG. 5 is a perspective view showing the LED display panel shown in FIG. 4, and FIG. 6 is a partial view of the LED display panel shown in FIG. FIG. 7 is a circuit diagram of the LED display panel.

  As shown in FIG. 4, the inclined flow shelf 42 can store a plurality of types of products (six types of inclined flow shelves in the present embodiment), and the front edge thereof corresponds to the product type. The LED display panel 43 is disposed.

  For example, since one type of slanted flow shelf 42 of this embodiment can store six types of products, one slanted flow shelf 42 is divided into six equal parts, and an LED display panel 43 is disposed at each front edge. It is. Accordingly, the display / picking unit 41 of the present embodiment is provided with 24 LED display panels 43.

  The LED display panel 43 receives a product introduced from the rear, aligns the product, and clearly indicates a storage position where the product to be taken out is stored. That is, the LED display panel 43 functions as a fence and also functions as a picking instruction panel.

  As shown in FIG. 5, the LED display panel 43 includes a light guide plate 431 disposed between a pair of left and right LED units 432 and 433, and is integrated by a stay 434 that is in close contact with the lower edge of the light guide plate 431. Has been. The light guide plate 431 is turned on by light incident from the side end surface, and is formed of an acrylic plate having a long and narrow rectangle. An inclined surface 431a is provided on the upper end surface so as to be lowered forward. . On the back side of the light guide plate 431, a reflection plate or a white coating plate is disposed (not shown).

  As shown in FIG. 6, each LED unit 432 is a column body in which a recess in which the light guide plate 431 is fitted is formed on a surface facing the light guide plate 431, and a red LED is formed on the surface facing the light guide plate in the recess. A (Light Emitting Diode) 435 and a blue LED 436 are provided.

  As shown in FIG. 7, the anode terminals of the pair of left and right red LEDs 435 and the anode terminals of the blue LEDs 436 are connected to form a common terminal. On the other hand, the cathode terminals of the pair of left and right red LEDs 435 are connected to each other to form a red LED cathode terminal, and the cathode terminals of the pair of left and right blue LEDs 436 are connected to each other to form a blue LED cathode terminal.

  When a positive voltage (+ 25V) is applied to the common terminal and a negative voltage is applied to the red LED cathode terminal, red light is emitted from the red LEDs 435 of the left and right LED units 432 and 433, and the light guide plate 431 is lit red. It is supposed to be. On the other hand, when a positive voltage (+ 25V) is applied to the common terminal and a negative voltage is applied to the blue LED cathode terminal, blue light is emitted from the blue LEDs 436 of the left and right LED units 432 and 433, and the light guide plate 431 is lit blue. It is supposed to be.

  Each terminal (common terminal, red LED cathode terminal, blue LED cathode terminal) of the LED display panel 43 is connected to a management device (not shown) by a three-core cable 44 (see FIG. 5). Then, the management device clearly indicates the storage position by lighting the LED display panel 43 (light guide plate 431) in red on the shelf handled by one operator, and the LED display panel 43 (light guide plate) on the shelf handled by one adjacent operator. The storage position is clearly indicated by lighting 431) blue.

  Further, as shown in FIG. 3, a duct 45 extending from the rear to the front is disposed on the ceiling of the storage display region 4 above the inclined flow shelf 42 as the uppermost stage. The duct 45 is for generating a low-temperature air curtain at the front opening of the picking refrigerator / freezer warehouse 2 and has a rear end opened. A blower fan (blower device) 46 is disposed in the rear end opening. The blower fan 46 introduces air from the back of the display / picking unit 41, that is, from the accommodation conveyance area 6 of the freezer / refrigeration warehouse 2 for picking.

  The inside of the duct 45 is partitioned vertically, and the lower side constitutes an inner duct 47 and the upper side constitutes a middle duct 48. The air introduced into the duct 45 is distributed to the inner duct 47 and the middle duct 48.

  The inner duct 47 is used to cool the distributed air and generate a low temperature (for example, -30 degrees Celsius) air curtain inside the front opening of the freezing / refrigeration warehouse 2 for picking. Is installed with an evaporator (evaporator) 471 and introduced from the rear end opening of the duct 45 so that the distributed air is cooled to about -30 degrees Celsius when passing around the evaporator 471. It has become.

  The inner duct 47 has a front end that opens downward on the inside of the front opening of the freezing / refrigeration warehouse 2 for picking. A honeycomb 472 constituting a cold air discharge port is attached to the front end opening, and the air that has passed through the honeycomb 472 is rectified and flows downward.

  The middle duct 48 generates an air curtain having a low temperature (for example, -25 degrees Celsius) inside the front opening of the freezer / refrigeration warehouse 2 for picking the distributed air and outside the air curtain generated by the inner duct 47. For this purpose, the front end of the freezing refrigeration warehouse 2 for picking is open downwards outside the inner duct 47. A honeycomb 481 constituting a cold air outlet is attached to the front end opening, and the air that has passed through the honeycomb 481 is rectified and flows downward.

  In addition, an outer duct 49 that extends forward from the back and then extends downward is disposed at the ceiling front edge of the storage display area 4. The outer duct 49 generates a room temperature air curtain on the outside of the front opening of the picking refrigerator / freezer warehouse 2 and has a rear end and a lower end opened. An outer fan (blower) 491 is disposed in the rear end opening. When the outer fan 491 is operated, air is introduced from the building of the distribution center (the ceiling behind the freezing and refrigeration warehouse for picking). A honeycomb 492 that constitutes an air discharge port is attached to the lower end opening, and the air that has passed through the honeycomb 492 is rectified and flows downward.

  A front panel 51 is erected on the floor so that a return grill (opening) 50 is formed in front of the slanted flow shelf 42 which is the lowest level. The return grill 50 is formed so as to face the front end opening of the inner duct 47 and the front end opening of the middle duct 48, and is supplied from the front end opening of the inner duct 47 and the front end opening of the middle duct 48. The air which produced | generated the air curtain in front opening is collect | recovered.

  In addition, an intake fan 52 is attached below the inclined flow shelf 42 that is the lowest stage so that air collected from the return grill 50 is sent from the storage display area 4 to the storage conveyance area 6. It has become.

  As shown in FIG. 2, a duct 61 extending from the front to the rear is disposed on the floor of the accommodation conveyance area 6. The duct 61 circulates the air collected from the return grill 50 to the storage conveyance area 6 and is formed between the inclined flow shelf 42 whose front end is the lowest stage and the floor of the storage display area 4. Opposite and open. The rear end extends to the vicinity of the back wall of the freezer for picking and opens. A circulation fan 62 is disposed inside the duct 61 in the vicinity of the outlet. The circulation fan 62 sucks in air sent from between the inclined flow shelf 42 and the storage display area 4 which is the lowermost stage, and circulates along the back wall.

  As shown in FIG. 2, a plurality of (three in the present embodiment) cooling coils (cooling devices) 63 are installed on the ceiling of the accommodation conveyance area 6. The cooling coil 63 cools the supplied air and sends it out, and is evenly arranged so as to send the cooled air evenly to the above-described inclined flow shelf 42. The cooling coil 63 is cooled to about -25 degrees Celsius when air passes through it. In addition, the air delivery capacity of the cooling coil 63 is several times that of the blower fan 46 disposed in the duct 45.

  As shown in FIG. 3, a night cover 71 and a lighting device 72 are juxtaposed on the outer side of the lower end of the outer duct 49. The night cover 71 is a cover that can be stored by being rolled up, such as a roll screen. The night cover 71 is stored while the freezer / refrigeration picking system is in operation, and is lowered when the operation is stopped, so that the front cover of the freezer / refrigerator warehouse 2 for picking is used. The opening can be closed. The illuminating device 72 is, for example, a fluorescent lamp, and is turned on during operation of the freezer / refrigeration picking system, and can be turned off when the operation is stopped.

  The night cover 71 and the lighting device 72 are covered with an umbrella 73. A switch 74 for turning on or off the lighting device 72 is provided on the front surface of the umbrella body 73. As shown in FIG. 8, the switch 74 is linked to the outer fan 491. When the lighting device 72 is turned on, the outer fan 491 is driven, and when the lighting device 72 is turned off, the outer fan 491 is turned off. It is supposed to stop.

  The switch 74 gives an instruction signal to a temperature adjusting device that adjusts the internal temperature of the freezing / refrigeration warehouse 2 for picking. For example, as shown in FIG. 9, when the lighting device 72 is turned on, an instruction is given to set the temperature to −18 degrees Celsius, and when the lighting device 72 is turned off, the set temperature is set to −15 degrees Celsius. It comes to direct.

  Further, as shown in FIG. 3, a leakage cold air recovery duct 81 is disposed in front of the front panel 51 described above. The leaked cold air collecting duct 81 is a duct arranged for the purpose of collecting cold air that has not been collected from the return grill 50 and leaked to the operator's work area, and is arranged in parallel with the front panel 51. is there. The leaking cold air recovery duct 81 has a concave cross-section with an upper surface opened, and the upper surface opening is covered with a grid-like lid 82 called grating. By covering the upper surface opening with the lattice-like lid 82 in this way, it is possible to collect the leaked cold air and prevent the operator from accidentally getting a foot on the leaked cold air recovery duct 81. . The cold air recovered from the leaked cold air recovery duct 81 passes through under the floor of the picking refrigeration warehouse 2 and is discharged to a place where there is no influence (for example, above the back side of the picking refrigeration warehouse). (Not shown).

  Further, a floor heating device 83 is disposed in front of the leaked cold air recovery duct 81. The floor heating device 83 warms the floor by passing hot water through a hot water pipe embedded in the floor, and is arranged in parallel with the leaked cold air recovery duct 81.

  FIG. 10 is a circuit diagram showing a refrigerant circuit for sending hot water to the floor heating device. The floor heating device 83 according to the embodiment of the present invention is a waste of a refrigeration cycle configured to include the evaporator (evaporator) 471 disposed in the inner duct 47 or the cooling coil 63 described above. A hot water tank 85 in which a discharge pipe 84 through which the refrigerant discharged from the evaporator (evaporator) 4 or the cooling coil 63 flows is immersed, and a circulation pump 86 for pumping the hot water from the hot water tank 85; A hot water pipe (floor heating device 83) that is embedded in the floor of the work space and circulates the hot water supplied from the circulation pump 66 is provided.

  In addition, as shown in FIG. 2, in the storage and transport area 6, a product carry-in conveyor 64 for carrying products into the picking refrigerated warehouse 2, a product temporary storage shelf for temporarily storing the delivered products, and a product temporary storage shelf A product loading / conveying device 66 for loading products into the display / picking unit 41 is installed.

  When the cooling coil (cooling device) 63, the blower fan (blower device) 46, the intake fan 52, the circulation fan 62, and the outer fan 491 are operated in the freezing / refrigeration warehouse 2 for picking according to the embodiment of the present invention, the cooling coil 63 The air that has passed around is cooled to about −25 degrees Celsius and is applied to a vertical wall (step) 2 provided between the storage display area (front area) 4 and the storage conveyance area (rear area) 6. Sent out. The delivered air is diffused by colliding with a vertical wall (step) 2 provided between the storage display area (front area) 4 and the storage conveyance area (rear area) 6. Compared with the case where air is sent directly to the blower fan 46, the flow rate of air becomes slower and the air is evenly supplied to the blower fan 46.

  The air supplied to the blower fan 46 is distributed to the inner duct 47 and the middle duct 48. The air distributed to the inner duct 47 is cooled to about -30 degrees Celsius when passing around the evaporator (evaporator) 471, and flows from the front end opening toward the return grill, whereby the freezer / refrigeration warehouse 2 for picking is used. An air curtain of about -30 degrees Celsius is generated inside the front opening. On the other hand, the air distributed to the middle duct 48 flows from the front end opening toward the return grill 50, thereby generating an air curtain of about −25 degrees Celsius outside the air curtain generated by the inner duct 47.

  On the other hand, by operating the outer fan 491, the air introduced from the building of the distribution center flows along the air curtain described above, and suppresses the turbulence of the air that generates the air curtain.

  On the other hand, the air collected from the return grill 50 is sent to the back by the intake fan 52 and the circulation fan 62 and circulates along the back wall. Then, the air circulated along the back wall is supplied to the cooling coil 63 again.

  The air thus circulated and cooled by the cooling coil 63 and the evaporator (evaporator) 471 cools the inside of the freezing / refrigeration warehouse 2 for picking.

  Further, in the freezer / refrigerant picking system according to the embodiment of the present invention, the goods are carried in from the outside of the freezing / refrigerated warehouse 2 for picking by the goods carrying conveyor 64. The goods carried into the freezing / refrigeration warehouse 2 for picking are temporarily stored in the goods temporary storage shelf, or are put into the inclined flow shelf 42 of the display / picking unit 41 by the goods input / conveyance device 66. Note that the products temporarily stored in the temporary product storage shelf are sequentially put into the inclined flow shelf 42 of the display / picking unit 41 by the product input / conveyance device 66 when the order comes.

  Moreover, the freezer / refrigeration picking system according to the embodiment of the present invention is controlled by the management device, and the LED display panel 43 at the storage position where the product to be taken out is stored is turned on. Then, the operator identifies whether or not the storage position indicated by the lit LED display panel 43 is a shelf handled, and if the operator identifies that the shelf is a ledge handled by the operator, the storage position indicated by the lit LED display panel 43 is determined. The product is taken out from the product and loaded on the center conveyor 3.

  For example, if the storage position indicated by the LED display panel 43 that is lit in red is a shelf that is handled by the operator, when the LED display panel 43 is lit in red, the product is taken out from the storage position indicated by the LED display panel 43. When the LED display panel 43 is lit in blue, the commodity is not taken out from the storage position indicated by the LED display panel 43, and is left to another operator.

  When the night cover 71 is lowered when the operation of the above-described picking refrigerated warehouse 2 according to the embodiment of the present invention is stopped, the front opening of the picking refrigerated warehouse 2 is blocked. Subsequently, when the lighting device 72 is turned off by operating the switch 74 provided on the front surface of the umbrella 73, the outer fan 491 is stopped and the temperature adjusting device is instructed to set the set temperature to −15 degrees Celsius. give.

  In the above-described freezing / refrigeration warehouse for picking which is an embodiment of the present invention, the air sent out from the cooling coil (cooling device) 63 is stored between the storage display area (front area) 4 and the storage conveyance area (rear area) 6. It is diffused by colliding with a vertical wall (step) 21 provided therebetween, and the air flow rate becomes slower than when air is sent directly from the cooling coil 63 to the blower fan 46, and the blower fan (blower device) ) 46 is evenly supplied with air. For this reason, the temperature of the air curtain generated on the front surface of the display / picking unit 41 becomes uniform, and the air curtain does not become too cold or too cold. Further, if the ceiling and back of the storage display area (front area) 4 defined by the wall 21 is used as a piping and wiring space, piping and wiring can be performed in a normal temperature environment, and inspection and repair can be facilitated. .

  In the above-described picking refrigerated warehouse 2 according to the embodiment of the present invention, the leaked cold air recovery duct 81 is disposed in front of the front panel 51 and is not recovered from the return grill 50 but leaks into the operator's work area. Since the collected cool air is collected, it is possible to suppress the situation where the cool air is accumulated in the operator's work environment and to improve the work environment.

  Further, a floor heating device 83 is disposed in front of the leaked cold air collecting duct 81, and the work environment of the operator can be improved by warming the floor. Further, as the heat source of the floor heating device 83, the waste heat of the refrigeration cycle including the evaporator (evaporator) 471 disposed in the inner duct 47 or the refrigeration cycle including the cooling coil 63 is used. It will also contribute to the effective use of waste heat.

  In the display / picking unit 41 according to the embodiment of the present invention described above, the LED display panel 43 indicating the storage position is disposed on the front surface of the inclined flow shelf 42, and the inclined flow shelf 42 in which the product to be taken out is stored is stored. Since the position is specified, human error by the operator can be reduced. In addition, since the operator can easily identify the inclined flow shelf 42 that the operator is responsible for or the inclined flow shelf 42 that the other operator is responsible for, confusion can be prevented.

  Moreover, since the inclined surface 431a is provided on the upper end surface of the light guide plate 431 constituting the LED display panel 43 so as to be lowered forward, the inclined surface 431a faces the operator and improves the visibility of the operator. Yes. In addition, a reflective plate or a white paint plate is provided on the back side of the light guide plate 431 constituting the LED display panel 43. Therefore, when the LED display panel 43 is turned on, light is reflected on the reflector plate or the paint plate. As a result, the visibility of the operator is improved.

  According to the above-described picking refrigerated warehouse 2 according to the embodiment of the present invention, since the outer fan 491 stops when the lighting device 72 is turned off, does the outer fan 491 stop when the lighting device 72 is viewed? Whether or not can be identified. Accordingly, when the illumination device 72 is lit even though the night cover 71 is lowered, the outer fan 491 is driven, so the outer fan 491 is stopped by turning off the illumination device 72. And prevent the inflow of warm air. If the inflow of air is prevented in this way, frost formation on the product can be prevented.

  In addition, when the lighting device 72 is turned off, an instruction is given to the temperature adjustment device so that the set temperature is set to −15 degrees Celsius, so that the value of the set temperature can be identified by looking at the lighting device 72. it can. Therefore, when the lighting device 72 is lit even though the night cover 71 is lowered, the set temperature is -18 degrees Celsius. Therefore, by turning off the lighting device 72, the set temperature is reduced. Set to -15 degrees Celsius to prevent overcooling. Thus, increasing the set temperature will contribute to energy saving.

  In the above-described freezing / refrigeration picking system according to the embodiment of the present invention, the center conveyor 3 is disposed in the center, and the freezing / refrigeration warehouse 2 for picking is disposed on both sides thereof, so that an operator assigned to both sides can have one center. The conveyor 3 can be operated efficiently.

It is side sectional drawing which shows the delivery center with which the freezer / refrigeration picking system which is embodiment of this invention was constructed | assembled. It is a sectional side view which shows the freezing and refrigeration warehouse for picking shown in FIG. It is a sectional side view which shows the shelf apparatus for picking shown in FIG. It is a perspective view which shows the inclination flow shelf shown in FIG. It is a perspective view which shows the LED display panel shown in FIG. FIG. 6 is an enlarged perspective view in which a part of the LED display panel shown in FIG. 5 is enlarged. It is a circuit diagram of a LED display panel. It is a circuit diagram of the control circuit which controls an illuminating device and an outer fan. It is a time chart which shows the correlation with illumination and temperature setting. It is a circuit diagram which shows the refrigerant circuit which sends warm water to a floor heating apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Building 2 Refrigerated storage warehouse for picking 21 Wall body 3 Center conveyor 4 Storage display area 41 Display and picking part (shelf apparatus)
42 Inclined flow shelf (display shelf)
43 LED display panel 45 Duct 46 Blower (blower)
47 Inner duct 471 Evaporator 472 Honeycomb 48 Middle duct 481 Honeycomb 49 Outer duct 491 Outer fan 492 Honeycomb 50 Return grill 51 Front panel 52 Intake fan 6 Storage area 61 Duct 62 Circulating fan 63 Cooling coil (cooling device)
64 Product carrying conveyor 66 Product loading and conveying device

Claims (4)

A cooling device is installed on the ceiling, a storage area for storing products brought in from the outside in a frozen or refrigerated state, a front opening, and a blower and a duct for generating an air curtain are provided in the front opening for storage. In a freezing and refrigeration warehouse for picking having a storage display area for displaying products put in from a transfer area,
Provide a vertical wall that forms a step between the storage conveyance area and the storage display area ,
Provided below the blower and duct in the storage display area is a shelf for storing the product thrown from the storage conveyance area so as to be movable in the front-rear direction,
By extending the top surface of the shelf for storing commodities so as to extend in the front-rear direction of the wall body in plan view, the rear end of the shelf protrudes into the storage conveyance area,
A freezing / refrigeration warehouse for picking , wherein the blower and the duct are arranged between the shelf and the wall .   The wall body is configured such that the height to the ceiling of the storage display area is lower than the height to the ceiling of the storage transport area, and the space between the ceiling of the storage display area and the ceiling of the storage transport area is closed. The freezing and refrigeration warehouse for picking of Claim 1 characterized by the above-mentioned.   3. The duct according to claim 1, wherein a cooling device is disposed inside the duct, and the duct is partitioned into an inner duct that further cools the introduced air and a middle duct that discharges the introduced air as it is. Freezing and refrigerated warehouse for picking.   The freezing / refrigeration picking system characterized by arrange | positioning the freezing / refrigeration warehouse for picking as described in any one of Claims 1-3 on the both sides of the center conveyor which conveys the picked goods.

Images