JP2018130335A - Show case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suppress deterioration of temperature control capability by favorably forming an air curtain.SOLUTION: The show case includes a storage chamber 2 inside a case body 1 and a product placing shelf 20 provided in the storage chamber 2. The storage placing shelf 20 comprises: a support member 30 provided in the storage chamber 2; a shelf board 21 that has a surface for placing products and is held by the support member 30; a shelf guide member 42 that is vertically movably arranged on the support member 30, that makes the shelf board 21 in a horizontal posture when arranged in a lower position, and that makes the shelf board 21 in an inclined posture when arranged in an upper position; and a ventilation guide member 50 that is installed in the lower region of the shelf board 21 and that forms an air curtain in the front part of the storage chamber 2 by blowing the air discharged through a discharge port 5 formed in the back panel 4 of the storage chamber 2 from a guide outlet 9 formed by a front edge part with the shelf board 21. The ventilation guide member 50 is arranged so that the opening area of the guide outlet 9 is maintained whether the shelf board 21 is made the horizontal posture or the inclined posture.SELECTED DRAWING: Figure 14

Description

  The present invention relates to a showcase.

  Conventionally, Patent Document 1 proposes a showcase that holds a commodity to be stored at a desired cooling temperature.

  In the showcase proposed in Patent Document 1, a plurality of product placement shelves are provided in a vertical direction in a storage chamber of a case body having an opening on the front surface. Goods are placed on the shelves. In addition, an air passage for the internal air of the storage chamber sucked through a suction port formed in the lower front portion of the storage chamber is formed inside the case body and outside the storage chamber. Is equipped with an evaporator. The air passing through the ventilation path is cooled by an evaporator and then blown out from an outlet formed in the upper front portion of the storage chamber. Air blown out from the outlet is sucked into the inlet and circulates in the ventilation path, whereby the internal air of the storage chamber is cooled and the product is maintained at a desired cooling temperature.

  In the showcase, a discharge port is provided in a back panel constituting the back of the storage chamber, and a ventilation guide member is provided in a lower area of each product placement shelf. The discharge port is an opening for discharging the air that has passed through the ventilation path and is cooled by the evaporator to the storage chamber.

  The ventilation guide member constitutes a product placement shelf and is attached to a support member that is disposed forward in the storage chamber. Moreover, the ventilation guide member forms the guide blower outlet between the front-end edge part and the shelf board which comprises a goods mounting shelf. Such a ventilation guide member forms an air curtain in the front portion of the storage chamber by blowing the air discharged from the discharge port from the guide blower outlet to merge with the air blown from the blower outlet. It is.

JP 2016-26526 A

  By the way, in the commodity mounting shelf applied to the showcase, from the viewpoint of improving the visibility of the commodity to be mounted, etc., the shelf board is inclined so that the front end edge portion is lowered. Things are known.

  However, when the shelf plate is inclined, the opening area of the guide outlet formed by the shelf plate and the front end edge of the ventilation guide member is increased or decreased. When the opening area of the guide outlet increases in this way, the directionality of the air blown from the guide outlet becomes uncertain, and it becomes difficult to merge with the air blown from the outlet, and a good air curtain There was a possibility that no was formed. On the other hand, if the opening area of the guide outlet is reduced, the amount of air blown out from the guide outlet becomes insufficient, and as a result, a good air curtain may not be formed. If such a good air curtain is not formed, the cooling performance is lowered, which is not preferable. Here, the evaporator is installed and the cooling performance is mentioned. However, when a heating means such as a heater is installed, the heating performance is lowered.

  An object of this invention is to provide the showcase which can form an air curtain favorably and can suppress the fall of temperature control capability in view of the said situation.

  In order to achieve the above object, a showcase according to the present invention includes a storage chamber formed in a manner that faces the opening inside a case body having an opening on the front surface, and a plurality of stages along the vertical direction in the storage chamber. A showcase for providing a product placement shelf for placing a product to be stored, and adjusting the product to a desired temperature, wherein the product placement shelf includes a support member provided in the storage chamber; The product has a product placement surface on which the product is placed, and the front end is supported by the support member via the support shaft, so that the rear end edge portion is located above and below the support member around the support shaft. A shelf plate movably disposed on the support member, and is disposed on the support member so as to be movable up and down between an upper position and a lower position. On the other hand, if it is placed in the upper position, the shelf board is A shelf guide member that is inclined in such a manner that it is lowered, and air discharged from an outlet formed in a back panel that is provided in a lower region of the shelf and that forms the back of the storage chamber, A ventilation guide member that forms an air curtain in a front portion of the storage chamber by blowing out from a guide outlet formed between the front edge of the shelf and the shelf, the ventilation guide member including the shelf plate Even if it is set as a horizontal attitude | position or the said inclination attitude | position, it has arrange | positioned so that the opening area of the said guide blower outlet may be maintained.

  In the showcase according to the present invention, a front end of the ventilation guide member is attached to the shelf guide member.

  According to the present invention, the ventilation guide member constituting the product placement shelf is arranged so that the opening area of the guide outlet is maintained even if the shelf board constituting the product placement shelf is in a horizontal posture or an inclined posture. Since it is provided, the directionality of the air blown out from the guide blower outlet and the blowout amount can be stabilized, and an air curtain is well formed in the front part of the storage chamber to suppress a decrease in temperature adjustment capability. There is an effect that can be.

FIG. 1 is a cross-sectional side view schematically showing the internal structure of a showcase according to an embodiment of the present invention. FIG. 2 is a perspective view showing one commodity placement shelf shown in FIG. FIG. 3 is an exploded perspective view showing one commodity placement shelf shown in FIG. FIG. 4 is an exploded perspective view of the left support unit shown in FIGS. 2 and 3. 5 is an exploded perspective view of the support member shown in FIG. FIG. 6 is a perspective view showing the bracket member shown in FIG. FIG. 7 is a side view showing a main part of the support member shown in FIG. FIG. 8 is a perspective view showing the left support unit shown in FIGS. 2 and 3. FIG. 9 is a side view showing the left support unit shown in FIGS. 2 and 3. FIG. 10 is a side view showing the left support unit shown in FIGS. 2 and 3. FIG. 11 is a perspective view showing the ventilation guide member attached to the shelf guide member shown in FIGS. FIG. 12 is a perspective view showing the ventilation guide member attached to the shelf guide member shown in FIGS. 13 is a cross-sectional side view of the product placement shelf illustrated in FIGS. 2 and 3. 14 is a cross-sectional side view of the product placement shelf illustrated in FIGS. 2 and 3.

  Hereinafter, preferred embodiments of a showcase according to the present invention will be described in detail with reference to the accompanying drawings.

  FIG. 1 is a cross-sectional side view schematically showing the internal structure of a showcase according to an embodiment of the present invention. The showcase illustrated here includes a case body 1.

  The case body 1 is a rectangular heat insulating casing having an opening (hereinafter also referred to as a front opening) 1a on the front surface. The case body 1 has a storage chamber 2 defined therein and an air circulation means 10.

  The storage room 2 is a room defined in such a manner as to face the front opening 1a, and a plurality of product placement shelves 20 are arranged in the vertical direction. These merchandise placement shelves 20 are used for placing merchandise, and the configuration thereof will be described later. A deck pan 3 is disposed at the bottom of the storage chamber 2. The deck pan 3 is for placing a product in the same manner as the product placement shelf 20.

  A plurality of discharge ports 5 are formed in the back panel 4 that constitutes the back surface of the storage chamber 2 and defines the storage chamber 2. These discharge ports 5 are openings formed at predetermined intervals along the left-right direction at a plurality of height levels. If it demonstrates in detail, the discharge outlet 5 will be formed in the lower part of each goods mounting shelf 20 at predetermined intervals along the left-right direction.

  Further, a suction port 6 is formed in the lower front portion of the storage chamber 2, and an air outlet 7 is formed in the upper front portion of the storage chamber 2. The suction port 6 is an opening for sucking the internal air of the storage chamber 2, and extends along the left-right direction of the storage chamber 2.

  The air outlet 7 has a front air outlet 7 a and a rear air outlet 7 b, and is an opening for blowing air into the storage chamber 2. Each of these air outlets 7 extends along the left-right direction of the storage chamber 2. These air outlets 7 are provided with, for example, a rectifying member having a honeycomb structure.

  The air circulation means 10 includes a ventilation path 11 and a circulation fan 12. The ventilation path 11 is an air path from the suction port 6 to the blowout port 7 and each discharge port 5.

  Such a ventilation path 11 includes a lower ventilation path 11a located outside and below the storage chamber 2, and a first back ventilation path 11b located outside and behind the storage chamber 2. The upper air passage 11c outside the storage chamber 2 and above the storage chamber 2 is configured to communicate with each other.

  Moreover, the upper side ventilation path 11c is divided into the ventilation path 11, and the outer side ventilation path 11c1 used as the upper side leads to the front side blower outlet 7a. Further, the inner air passage 11c2 on the lower side is branched into two at a branch point 13 in the middle, one leading to the rear air outlet 7b, and the other leading to the second back side air passage 11d. ing.

  The second back-side air passage 11 d extends along the up-down direction on the back side of the storage chamber 2. The second back side ventilation path 11d extends in front of the first back side ventilation path 11b and is partitioned from the first back side ventilation path 11b. The second back side ventilation path 11 d communicates with each discharge port 5 formed in the back panel 4 and constitutes the ventilation path 11.

  The circulation fan 12 is driven by a command given from a control means (not shown) to circulate the air, and is installed at a predetermined location of the lower side air passage 11a. In the present embodiment, the circulation fan 12 is installed at a predetermined location of the lower ventilation path 11a. However, in the present invention, the installation location of the circulation fan 12 is not particularly limited, and the circulation fan 12 described later. It may be installed anywhere as long as the function can be exhibited.

  In such an air circulation means 10, when the circulation fan 12 is driven, the air inside the storage chamber 2 is sucked through the suction port 6, and the sucked air passes through the ventilation path 11 in a manner that the air outlets 7 and The air is circulated between the inside and the outside of the storage chamber 2 by sending the air to the discharge port 5 and blowing the air into the storage chamber 2 through the outlets 7 and the discharge ports 5.

  An evaporator 14 is installed in the inward air passage 11c2. That is, the evaporator 14 is installed in the upper area of the case body 1 relative to the storage chamber 2. The evaporator 14 constitutes a refrigerant circulating means for circulating the refrigerant together with the compressor 15, the condenser 16 and the expansion mechanism 17.

  Here, the compressor 15 is driven by a command given from the control means, and compresses the refrigerant. The condenser 16 condenses the refrigerant compressed by the compressor 15. The expansion mechanism 17 depressurizes the refrigerant condensed in the condenser 16 and adiabatically expands it to a low temperature and low pressure state.

  The evaporator 14 is configured to exchange heat between the air passing through the inner air passage 11c2 from the rear to the front by the circulation fan 12 and the low-temperature and low-pressure refrigerant by adiabatic expansion by the expansion mechanism 17. Specifically, the air passing through the inward air passage 11c2 is cooled by evaporating the refrigerant. The refrigerant evaporated in the evaporator 14 is sucked into the compressor 15, compressed again by the compressor 15 and circulated.

  In such a showcase, when the circulation fan 12 and the compressor 15 are driven according to a command given from the control means, the internal air of the storage chamber 2 is sucked through the suction port 6, and the lower side ventilation path 11a and the first rear side The air passes through the ventilation path 11b and enters either the outer wind path 11c1 or the inner wind path 11c2 in the upper ventilation path 11c.

  The air that has entered the outward air passage 11c1 reaches the front air outlet 7a and is blown out from the front air outlet 7a. On the other hand, the air that has entered the inward air passage 11c2 passes through the evaporator 14 and is cooled. The air cooled by the evaporator 14 is branched into two at the branch point 13, and one air reaches the rear outlet 7b and is blown out from the rear outlet 7b. The other air branched at the branching point 13 reaches the second rear side air passage 11d and is discharged from the discharge ports 5 at the respective height levels.

  Most of the air blown out from the air outlet 7 (the front air outlet 7 a and the rear air outlet 7 b) flows toward the inlet 6. The air discharged from each discharge port 5 will be described later.

  Next, the product placement shelf 20 will be described. In addition, the commodity mounting shelf 20 in each stage in the storage chamber 2 has the same configuration. Therefore, the following will describe one commodity placement shelf 20.

  2 and FIG. 3 show one commodity mounting shelf 20 shown in FIG. 1, respectively. FIG. 2 is a perspective view, and FIG. 3 is an exploded perspective view. The product placement shelf 20 includes a shelf board 21 and a pair of left and right support units 22.

  The shelf board 21 is a part on which sales merchandise is placed, and is configured by supporting the placement board 21b inside a rectangular shelf frame 21a.

  The two support units 22 are configured to be symmetrical to each other. In the following, for convenience, the two support units 22 that are close to each other will be referred to as the inner side, and the directions away from each other will be referred to as the outer side. Also, the left support unit 22 will be described, and the description of the right support unit 22 will be omitted.

  FIG. 4 is an exploded perspective view of the left support unit 22 shown in FIGS. 2 and 3. As shown in FIG. 4, the support unit 22 includes a support member 30, a reference member 41, and a shelf guide member 42.

  As shown in FIG. 1, the support member 30 is disposed so as to protrude forward from the shelf columns 8 attached to the front surfaces on both sides of the back panel 4. As shown in FIG. 5, the support member 30 includes a bracket member 31 and an auxiliary side wall member 32.

  The bracket member 31 serves as a base of the support member 30 and is configured by integrally forming a base wall portion 311, an upper wall portion 312 and a locking wall portion 313.

  The base wall portion 311 is a long portion whose longitudinal direction is the longitudinal direction. A locking piece 311a for locking to the shelf column 8 is provided at the rear end of the base wall 311 so as to protrude rearward from the rear end edge 311b of the base wall 311. By inserting the locking piece 311a into a mounting hole (not shown) provided in the shelf column 8, a bracket member is formed by the cooperation of the locking piece 311a and the rear end edge 311b of the base wall portion 311. 31 can be supported at an arbitrary height of the shelf column 8 in a substantially horizontal cantilever state.

  The upper wall portion 312 is a flat plate-like portion bent at a substantially right angle from the upper end of the base wall portion 311 toward the inside (rightward in FIG. 5). The locking wall portion 313 is a portion bent at a substantially right angle from the lower end of the front end portion of the base wall portion 311 toward the inside.

  A reinforcing plate 33 is attached to the rear end portion of the base wall portion 311 of the bracket member 31. As shown in FIG. 6, the reinforcing plate 33 is a long member that is formed of, for example, a steel plate or the like, and the left-right direction is the longitudinal direction. The reinforcing plate 33 connects the left and right bracket members 31 to each other.

  The auxiliary side wall member 32 is a long member whose longitudinal direction is the longitudinal direction. The lower end portion of the auxiliary side wall member 32 is formed to be bent at a substantially right angle toward the outside (left side in FIG. 5). Further, the upper end portion of the front end portion of the auxiliary side wall member 32 is formed to be bent at a substantially right angle toward the outside.

  Such an auxiliary side wall member 32 is attached to the inside of the base wall portion 311 of the bracket member 31 via the slider 34. Since the slider 34 is a conventionally well-known thing, the description is omitted. Thereby, the auxiliary side wall member 32 is slidable along the front-rear direction with respect to the bracket member 31.

  The auxiliary side wall member 32 is provided with a stopper portion 321 and a shelf support portion 322. The stopper portion 321 is formed of resin, for example, and is engaged with the front end portion of the auxiliary side wall member 32. This stopper portion 321 is a conventionally known one, and when the auxiliary side wall member 32 is disposed at the rearmost part, as shown in FIG. It restricts the member 32 from sliding forward.

  The shelf support portion 322 is configured by integrally forming a shelf support base portion 322a and a shelf support attachment portion 322b. The shelf support base 322a is a flat plate-like portion facing the inner side surface (the right side surface in FIG. 5) of the auxiliary side wall member 32. A shelf support through hole 322a1 (see FIG. 7) is formed in the center portion of the shelf support base 322a. The shelf support attaching part 322b is a flat plate-like part formed by bending at a substantially right angle from the upper end of the shelf support base 322a toward the outside (leftward in FIG. 5).

  Such a shelf support portion 322 is attached by attaching a support shaft 323 penetrating from the inside through a support hole (not shown) formed in the front end portion of the auxiliary side wall member 32 from the outside through the shelf support through hole 322a1. The auxiliary side wall member 32 is rotatable about the support shaft 323. And as shown in FIG. 7, the shelf support attaching part 322b is attached to the lower part of the front-end part of the left side part of the shelf frame 21a. Thus, the front end of the shelf plate 21 is supported by the auxiliary side wall member 32 via the support shaft 323 (shelf support portion 322), and the rear end edge of the shelf plate 21 is located above and below the auxiliary side wall member 32 around the support shaft 323. It is arranged to be movable.

  As shown in FIG. 4, the reference member 41 of the support unit 22 includes a reference upper wall portion 411 having a long flat plate shape, and a reference inner portion extending in a direction perpendicular to the inner edge of the reference upper wall portion 411. It is configured by integrally forming the side wall portion 412. The reference member 41 is installed by attaching the reference upper wall portion 411 to the upper wall portion 312 of the bracket member 31 with the outer side surface of the reference inner wall portion 412 facing the inner side surface of the auxiliary side wall member 32. ing.

  A fulcrum pin 412a, a first guide pin 412b, and a second guide pin 412c are provided on the inner side surface of the reference inner wall portion 412. The fulcrum pin 412a is provided so as to protrude inward from a position below the front end portion on the inner side surface of the reference inner wall portion 412. The first guide pin 412b and the second guide pin 412c are provided so as to protrude in parallel with the fulcrum pin 412a from a position above the intermediate portion on the inner side surface of the reference inner wall portion 412, respectively. The first guide pin 412b is provided on the front side of the reference inner wall portion 412 and the second guide pin 412c is provided on the rear side of the reference inner wall portion 412. The second guide pin 412c is provided at a position lower than the first guide pin 412b in the reference inner wall portion 412.

  The shelf guide member 42 is configured by integrally forming a guide upper wall portion 421, a guide outer wall portion 422, and a guide inner wall portion 423. The guide upper wall portion 421 is a portion having a long flat plate shape having a dimension capable of covering the reference upper wall portion 411 of the reference member 41. The guide outer wall portion 422 and the guide inner wall portion 423 are portions that extend from the side edge portion of the guide upper wall portion 421 in the perpendicular direction.

  The guide outer wall 422 is formed to have a size that covers the upper edge of the base wall 311 when the guide upper wall 421 is superimposed on the upper wall 312 of the bracket member 31. The portion 423 is formed in a size that covers the reference inner wall portion 412 of the reference member 41.

  As shown in FIGS. 4 and 8 to 10, the guide inner wall 423 of the shelf guide member 42 has a fulcrum guide groove 423 a, a first guide groove 423 b, a second guide groove 423 c, a stopper recess 423 d, and an attachment piece. 423e is provided.

  The fulcrum guide groove 423a is a notch through which the fulcrum pin 412a of the reference member 41 can be inserted so as to be relatively movable, and extends along the front-rear direction below the front end portion of the guide inner wall portion 423. .

  The first guide groove 423b is a notch through which the first guide pin 412b of the reference member 41 can be relatively movably inserted, and the second guide groove 423c is relative to the second guide pin 412c of the reference member 41. It is a notch that can be inserted so as to be movable. The first guide groove 423b and the second guide groove 423c are configured to have a portion that extends vertically in a circular arc shape around a common point included in the fulcrum guide groove 423a. Accordingly, if the first guide pin 412b and the second guide pin 412c are moved relative to each other in the arc-shaped portions of the first guide groove 423b and the second guide groove 423c, the shelf guide is moved with respect to the reference member 41. An upper position where the guide upper wall portion 421 is inclined with respect to the reference upper wall portion 411 from a lower position where the reference upper wall portion 411 of the reference member 41 and the guide upper wall portion 421 of the shelf guide member 42 overlap each other. It is possible to move between.

  As is apparent from the drawing, the second guide groove 423c formed in the guide inner wall portion 423 has the lower end of the portion extending in an arc shape opened as it is to the lower edge of the guide inner wall portion 423, The state where the second guide pin 412c is inserted can be released. On the other hand, the first guide groove 423b is a closed notch, and extends so as to bend upward gradually from the lower end of the arc-shaped portion 423b1 toward the front side of the guide inner wall 423. It has the part 423b2. The first guide groove 423b and the second guide groove 423c are configured such that the first guide pin 412b is located at a connection portion between the arc-shaped portion 423b1 of the first guide groove 423b and the upwardly curved portion 423b2. Each dimension of the second guide groove 423c is set so that the insertion state of the second guide pin 412c is released.

  The stopper recess 423d of the guide inner wall portion 423 is a recess into which the second guide pin 412c can be fitted, and is formed at the lower edge portion of the guide inner wall portion 423. This stopper recess 423d is more than the second guide groove 423c so that the second guide pin 412c can be fitted when the first guide pin 412b reaches the upper end of the upwardly curved portion 423b2 in the first guide groove 423b. It is formed at a position on the front side.

  The attachment piece 423e is formed by bending a tongue-like portion formed at the rear end portion of the guide inner wall portion 423 inward (rightward in FIG. 4). As shown in FIGS. 11 and 12, a ventilation guide member 50 is attached to the attachment piece 423e.

  The ventilation guide member 50 is formed of a steel plate or the like, for example, and is a long member whose longitudinal direction is the left-right direction. The ventilation guide member 50 includes a ventilation guide base 51 extending while being gradually curved upward toward the front, and a ventilation guide upper extension bent upward from the front edge of the ventilation guide base 51. 52 is integrally formed. The ventilation guide member 50 is attached by the attachment pins 55 so that both end portions of the front end portion of the ventilation guide base 51 overlap the lower surface of the attachment piece 423e of the shelf guide member 42. Moreover, the upper end edge part 52a of the ventilation guide upper extension part 52 forms the guide blower outlet 9 between the shelf boards 21 (mounting board 21b) (refer FIG.13 and FIG.14). In the ventilation guide member 50, the upper end edge 52a of the ventilation guide upper extension 52 constitutes the front end edge.

  In the product placement shelf 20 configured as described above, as shown in FIG. 9, the first guide pin 412b is positioned at the upper end of the portion 423b1 extending in an arc shape in the first guide groove 423b, and the first When the two guide pins 412c are positioned at the upper end portion of the second guide groove 423c, the guide upper wall portion 421 is superimposed on the reference upper wall portion 411 of the reference member 41, and the shelf guide member 42 is in the lower position. Placed in. By arranging the shelf guide member 42 in the lower position in this way, as shown in FIG. 13, the shelf plate 21 (mounting plate 21 b) that contacts the guide upper wall portion 421 can be set in a horizontal posture.

  When the shelf board 21 is in a horizontal posture, the air discharged from the discharge port 5 of the back panel 4 passes through the upper area of the ventilation guide member 50 from the rear to the front, as shown in FIG. The air is blown forward from the guide outlet 9 formed by the upper end edge 52a of the ventilation guide upper extension 52 and the shelf board 21. The air thus blown out from the guide air outlet 9 joins with the air flowing from the air outlet 7 (the front air outlet 7a and the rear air outlet 7b) toward the suction port 6 to the front of the storage chamber 2. An air curtain is formed on the part. By forming the air curtain in this way, the air inside the storage chamber 2 can be cooled while suppressing the intrusion of heat from the outside, and the product placed on the product placement shelf 20 can be cooled well. can do.

  From the state in which the shelf guide member 42 is disposed at the lower position, the rear end portion of the shelf guide member 42 is moved upward with respect to the reference member 41 around the fulcrum pin 412a inserted through the fulcrum guide groove 423a. When the first guide pin 412b is shifted to the upwardly curved portion 423b2 in the first guide groove 423b after the second guide pin 412c is deviated from the guide groove 423c, the shelf guide member 42 is moved backward relative to the reference member 41. Will move to the side. Accordingly, as shown in FIG. 10, if the first guide pin 412b is moved to the upper end of the upwardly curved portion 423b2 in the first guide groove 423b, the second guide pin 412c is moved to the stopper recess 423d of the shelf guide member 42. Can be fitted.

  In this state, the shelf guide member 42 is disposed at the upper position so that the guide upper wall portion 421 of the shelf guide member 42 is gradually inclined downward toward the front with respect to the reference upper wall portion 411 of the reference member 41. . By arranging the shelf guide member 42 in the upper position in this way, as shown in FIG. 14, the shelf plate 21 (mounting plate 21b) contacting the guide upper wall portion 421 is gradually inclined downward toward the front. The tilted posture can be made.

  By the way, the ventilation guide member 50 has the front end portion of the ventilation guide base 51 attached to the attachment piece 423e of the shelf guide member 42. Follow the guide member 42. And since the separation distance of the upper end edge part 52a of the ventilation guide upper extension part 52 and the shelf board 21 is maintained, the opening area of the guide blower outlet 9 is maintained. That is, the ventilation guide member 50 is disposed so that the opening area of the guide outlet 9 is maintained even when the shelf board 21 is in a horizontal posture or an inclined posture.

  Thus, since the opening area of the guide blower outlet 9 is maintained, even if the shelf board 21 is inclined, the air blown out from the guide blower outlet 9 is discharged from the blower outlet 7 (the front blower outlet 7a and the rear blower 7a). An air curtain can be formed in the front portion of the storage chamber 2 by merging with the air flowing from the air outlet 7 b) toward the air inlet 6. And by forming an air curtain, the inside air of the storage chamber 2 can be cooled while suppressing the intrusion of heat from the outside, and the products placed on the product placement shelf 20 are cooled well. be able to.

  As described above, according to the showcase according to the embodiment of the present invention, the ventilation guide member 50 maintains the opening area of the guide outlet 9 even if the shelf board 21 is in a horizontal posture or an inclined posture. Therefore, the directionality of the air blown out from the guide air outlet 9 and the blowout amount can be stabilized, and an air curtain is formed well in the front portion of the storage chamber 2 to improve the cooling capacity ( A decrease in temperature adjustment capability can be suppressed.

  Although the preferred embodiments of the present invention have been described above, the present invention can be modified in various ways.

  In the present invention, a closing member that closes the opening between the ventilation guide member 50 and the shelf board 21 may be installed on both sides of the ventilation guide member 50. According to this, all of the air discharged from the corresponding discharge port 5 can be passed toward the guide air outlet 9.

  In the embodiment described above, the ventilation guide member 50 is formed of, for example, a steel plate. However, in the present invention, the ventilation guide member may be formed of a flexible resin material, and the shelf board is in a horizontal posture. Or even if it is set as the inclination attitude | position, if the opening area of a guide blower outlet is maintained, it does not need to be provided in the shelf guide member.

DESCRIPTION OF SYMBOLS 1 Case main body 1a Front opening 2 Storage chamber 4 Rear panel 5 Discharge port 6 Suction port 7 Air outlet 9 Guide air outlet 10 Air circulation means 11 Ventilation path 12 Circulation fan 14 Evaporator 20 Product mounting shelf 21 Shelf plate 22 Support unit 30 Support member 323 Support shaft 41 Reference member 42 Shelf guide member 50 Ventilation guide member

Claims (2)

A storage chamber formed in such a manner that the opening faces the inside of the case main body having an opening on the front surface, and a product placement in which a plurality of stages are provided along the vertical direction in the storage chamber to place a product to be stored In a showcase comprising a shelf and adjusting the product to a desired temperature,
The product placement shelf is:
A support member provided in the storage chamber;
The product has a product placement surface on which the product is placed, and the front end is supported by the support member via the support shaft, so that the rear end edge portion is vertically with respect to the support member around the support shaft. A shelf board movably arranged;
The support member is disposed so as to be movable up and down between an upper position and a lower position. When the support member is disposed at the lower position, the shelf plate is placed in a horizontal posture, whereas when the shelf is disposed at the upper position. A shelf guide member for causing the shelf plate to be inclined in such a manner that the front end edge portion is lowered;
The air discharged from the discharge port provided in the lower area of the shelf plate and formed in the back panel constituting the back surface of the storage chamber, from the guide outlet formed by the front edge between the shelf plate and the air A ventilation guide member that forms an air curtain at the front portion of the storage chamber by blowing out,
The showcase, wherein the ventilation guide member is disposed so that an opening area of the guide outlet is maintained even when the shelf board is in the horizontal posture or the inclined posture.   The showcase according to claim 1, wherein a front end portion of the ventilation guide member is attached to the shelf guide member.

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