JP4417151B2 - Refrigerated showcase - Google Patents

Description

  The present invention relates to a refrigerated showcase used for keeping fresh food items and the like in a food department such as a supermarket or a department store.

  This type of refrigerated showcase is a cool air ventilation path formed between a heat-insulated outer box having an open front and an inner box disposed at a predetermined interval inside the outer box. Inside, the cooler and the blower are housed, and the cool air pumped by the blower is discharged from the air outlet at the upper end of the air passage, and is sucked and circulated from the suction port at the lower front end of the air passage, A cold air curtain is formed on the open front surface of the refrigerator compartment to keep the product cool.

  In such a refrigerated showcase, it is necessary to periodically clean the inner bottom of the ventilation passage, the drain outlet, the cold air inlet, and the like. At this time, the base shelf board (bottom plate) of the product storage section is removed each time. Since it was difficult to remove the products on the shelves, it was proposed that a refrigerated showcase that would allow the interior of the ventilation path to be cleaned without removing the base shelves. (For example, see Patent Documents 1 and 2).

JP2003-294351A (FIG. 2 etc.) JP-A-8-193778 (FIG. 2 etc.)

  The refrigerated showcase described in Patent Document 1 has a suction port cover having a suction hole detachably mounted on the upper surface of a support member attached to a cold air suction port that opens above the lower front end of the ventilation path. The interior of the ventilation path can be cleaned by removing this cover, but the suction port cover is simply placed on the support member with its rear end extending to the upper end of the inner surface of the inner box. Therefore, when the product is removed forward from the product storage unit, if the product is caught on the rear end of the suction port cover, the rear end of the suction port cover is lifted, and a rattling sound may be generated.

  The refrigerated showcase described in Patent Document 2 also facilitates cleaning of the air passage by removing the suction port cover provided in the cold air suction port, as described above. Since a large gap is formed between the support plate and the product storage case or the like placed on the upper surface of the suction port cover when the product is replenished, the suction port cover may be deformed downward. is there.

  The present invention has been made to solve the above-described problems, and it is possible to prevent the suction port cover from being easily lifted or deformed, and to easily clean the inside of the air passage so that it can be easily attached and detached. The purpose is to provide a refrigerated showcase.

In order to achieve the above object, a refrigerated showcase according to claim 1 of the present invention provides:
In the case body formed of an outer box and an inner box, and a cold air passage is formed between the outer box and the inner box, a refrigeration chamber having an open front is formed, and on the front side of the refrigeration chamber, The cold storage room is kept cool by forming an air curtain from the cold air outlet provided at the upper front end of the ventilation path and by the cold air blown out toward the suction opening that opens upward at the lower upper end of the ventilation path. In the refrigerated showcase like
A support member having a support piece facing left and right at the upper end is provided at the opening of the suction port so as to communicate with the ventilation path, and a suction port cover having a plurality of suction holes on the support piece of the support member The front end is locked to the lower surface of the locking projection provided on the inner surface upper portion of the outer box front portion, and the rear end is flush with the front piece connected to the upper end of the inner box front portion. It is characterized by being detachably mounted so as to contact the front end.
According to this feature, the front end of the suction port cover is locked to the lower surface of the locking protrusion on the inner surface of the front portion of the outer box, and the rear end is flush with the forward piece at the upper end of the front portion of the inner box. Since it is placed on the support piece of the support member provided at the suction port so that it comes into contact with the front end, there is no risk that the product etc. will be caught on the rear end of the suction port cover and float up Placed.
Further, by removing the suction port cover from the support piece of the support member, it is possible to easily clean the inner bottom portion of the ventilation path and the like with the base shelf board attached.
Further, since the suction port cover is directly placed on the support piece of the support member and no gap is formed between them, the suction port cover is not deformed downward even if the suction port cover is strongly pressed.

The refrigerated showcase according to claim 2 of the present invention is the refrigerated showcase according to claim 1,
A gap is provided between the inner surface of the outer box and the front end of the support piece by cutting out the front end portion of the support piece in the support member to a required dimension.
According to this feature, when the front end of the suction port cover is pressed downward toward the gap, the rear side jumps up, so that the suction port cover can be easily removed without providing a handle or the like.

The refrigerated showcase according to claim 3 of the present invention is the refrigerated showcase according to claim 1 or 2,
A downward locking piece is continuously provided at the rear end of the suction port cover, and a downward contact piece with which the rear surface of the locking piece abuts is provided at the front end of the front piece of the inner box. .
According to this feature, the locking piece at the rear end of the suction port cover and the locking piece of the front piece of the inner box are in contact with each other in a long region in the left-right direction. There is no fear that the rear end of the mouth cover will float up, and the mouth cover can be placed more stably.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a longitudinal side view of a refrigerated showcase 1 according to the present invention. The outer box 2 has a substantially U-shaped structure with a front surface opened, and an inner side of the outer box 2 having a substantially U-shaped shape. A refrigerated chamber 5 is formed in the internal space of the case main body 4 including the inner box 3. A plurality of upper and lower shelf plates 6 are attached to the back plate 3a of the inner box 3, and a base shelf plate 7 is attached between the front upper portion of the inner box 3 and the lower end portion of the back plate 3a.

  A cooler 9 and a blower 10 are accommodated in a vertical portion and an inner bottom portion of the ventilation path 8 formed between the outer box 2 and the inner box 3. A cold air outlet 11 that communicates with the ventilation path 8 is formed downward at the front end of the upper portion of the case body 4, and a suction port 12 that opens upward is formed at the upper end of the upward portion 4 a at the lower portion of the case body 4. Has been.

  When the blower 10 is operated, the cold air cooled through the cooler 9 flows upward in the ventilation path 8 as indicated by an arrow, and is discharged from the cold air outlet 11 and sucked from the inlet 12. By doing so, a cold air circulation path is formed, and a cold air curtain is formed on the front opening surface of the case body 4 so that the inside of the refrigerator compartment 5 is kept cool.

  A suction port cover 13 is attached to the suction port 12 as shown in detail in FIG. As shown in FIG. 3, the suction port cover 13 has a horizontally long flat plate shape that is gently bent downward from the substantially central part in the front-rear direction, and the front and rear surfaces sandwiching the bent part are A number of slit-like suction holes 14 facing in the direction are formed in the left-right direction. In addition, locking pieces 15 a and 15 b are connected to the front and rear edges of the suction port cover 13 downward at a right angle.

  Between the inside of the suction inlet 12, that is, between the inner surface of the front portion of the outer box 2 and the upper end portion of the upward piece 3b of the front portion of the inner box 3, a support piece 16 bent at a right angle in the left-right direction is provided at the upper end. A plurality of front and rear support members 17 and 18 are attached at predetermined intervals in the left-right direction of the case body 4 by screwing the opposing surfaces. The support piece 16 of the rear support member 18 is slightly tilted backward, and the lower surface of the suction port cover 13 is placed in close contact with the upper surface of the front and rear support pieces 16.

  A shelf plate support plate 20 having a plurality of upper and lower support holes 19 is attached to the rear surface (inner surface) of the upper piece 3b of the inner box 3, and the forward piece 20a having a suction hole 21 connected to the upper end thereof. A downward abutting piece 20b is continuously provided at the front end. The contact piece 20b is loosely fitted in a concave groove 22 formed at the upper end of the support member 18 at the rear part. The forward piece 20 a is in close contact with the upper surface of the rear support piece 16.

  When the shelf support plate 20 is omitted, the forward piece 20a and the contact piece 20b may be connected to the upper end of the upper piece 3b of the inner box 3.

  A notch 23 of approximately 45 ° is formed in the front upper portion of the front support member 17. Further, a fence support member 24 is attached to the upper end portion of the front inner surface of the outer box 2 so as to face the notch portion 25 at the front upper end of the front support member 17.

  A receiving portion 24a having an upward U-shaped cross section is formed at the lower end of the fence support member 24, and downward rods 26a at both left and right ends of the fence 26 facing in the left-right direction are provided at the left and right ends of the receiving portion 24a. The cover 13 is supported by penetrating through insertion holes 27 (see FIG. 3) drilled in the left and right ends of the cover 13. In addition, a locking projection 28 projects rearwardly slightly above the support piece 16 of the rear support member 17 in the fence support member 24.

  In order to attach the suction port cover 13 to the suction port 12, the suction port cover 13 is inclined slightly forward and downward, and the front-side locking piece 15 a is connected to the notch 23 of the rear support member 17 and the fence support member 24. It is inserted into the gap S between the rear surface and the upper portion of the front end of the suction port cover 13 is locked to the lower surface of the locking projection 28.

  Next, the locking piece 15b at the rear end of the suction port cover 13 is inserted toward the concave groove 22, and its rear surface is brought into close contact with the front surface of the contact piece 20b loosely fitted in the concave groove 22 in advance. Make contact.

  Thus, the lower surface of the suction port cover 13 is supported by being in contact with the upper surfaces of the support pieces 16 of the left and right support members 17 and 18, the front end is held by the locking projection 28, and the rear The end is prevented from being easily lifted upward by the contact resistance between the locking piece 15b and the contact piece 20b, and is stably placed on the support piece 16 of the support members 17 and 18.

  In addition, since the rear end of the suction port cover 13 and the front end of the forward facing piece 20a of the shelf board support plate 20 are in contact with each other on the same surface, there is a risk that a product or the like may be caught on the rear end of the suction port cover 13. Nor.

  When removing the suction port cover 13, if the upper surface of the front end portion is strongly pressed toward the gap S, the suction port cover 13 can be easily removed by springing up with the upper end of the notch 23 as a fulcrum. Alternatively, the removal tool can be hooked on the suction hole 14 and pulled upward to be removed.

  The present invention is not limited to the above embodiment.

  As shown in FIG. 4, the suction port cover 13 has a shape in which the rear side locking piece 15 b is omitted, and the rear end is simply the same as the front end of the front piece 20 a in the shelf support plate 20. It is good also as making it contact | abut only.

  Even if it does in this way, since it is prevented that goods etc. are caught in the rear end of the suction inlet cover 13, there is no possibility that the rear end side may float.

  Of course, when the fence support member 24 is omitted, the locking protrusion 28 that locks the upper front end of the suction port cover 13 may be provided directly on the inner surface of the front portion of the outer box 2.

  Further, as shown by a two-dot chain line in FIG. 3, finger hooking holes 29 that also serve as suction holes when removing the suction port cover 13 may be provided at both left and right ends of the rear side of the suction port cover 13.

It is a vertical side view of the refrigerated showcase of this invention. Similarly, it is an expanded sectional view of the suction port cover attaching part in the front end lower part. It is a one part perspective view of a suction inlet cover. It is sectional drawing of the principal part of the state which attached the modification of the suction inlet cover, and this.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Refrigerated showcase 2 Outer box 3 Inner box 3a Back plate 3b Upward piece 4 Case main body 4a Upward piece 5 Refrigeration room 6 Shelf board 7 Base shelf board 8 Ventilation path 9 Cooler 10 Blower 11 Cold air outlet 12 Inlet 13 Suction Port cover 14 Suction holes 15a, 15b Locking piece 16 Support pieces 17, 18 Support member 19 Support hole 20 Shelf plate support plate 20a Front piece 20b Contact piece 21 Suction hole 22 Groove 23 Notch 24 Fence support member 24a Receiving Part 25 Notch part 26 Fence 26a Downward rod 27 Insertion hole 28 Locking protrusion 29 Fingering hole S Gap

Claims (3)

In the case body formed of an outer box and an inner box, and a cold air passage is formed between the outer box and the inner box, a refrigeration chamber having an open front is formed, and on the front side of the refrigeration chamber, The cold storage room is kept cool by forming an air curtain from the cold air outlet provided at the upper front end of the ventilation path and by the cold air blown out toward the suction opening opened at the upper end of the lower part of the ventilation path. In the refrigerated showcase like
A support member having a support piece facing left and right at the upper end is provided at the opening of the suction port so as to communicate with the ventilation path, and a suction port cover having a plurality of suction holes on the support piece of the support member The front end is locked to the lower surface of the locking projection provided on the inner surface upper portion of the outer box front portion, and the rear end is flush with the front piece connected to the upper end of the inner box front portion. A refrigerated showcase that is detachably mounted so as to contact the front end.   The refrigerated showcase according to claim 1, wherein a gap is provided between the inner surface of the outer box and the front end of the support piece by notching the front end portion of the support piece in the support member to a required dimension.   3. A downward locking piece is continuously provided at the rear end of the suction port cover, and a downward contact piece with which the rear surface of the locking piece comes into contact is provided at the front end of the front piece of the inner box. Refrigerated showcase as described in

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