JP4504035B2 - Open showcase - Google Patents

Description

  In order to form an air curtain in front of the opening of the display room, the present invention is provided at the upper part of the display room of the showcase body and blows out cool air downward, and is mounted to the cold air outlet between the left and right The present invention relates to an open showcase having a cold air straightening member.

  Patent Documents 1 and 2 disclose a fitting that is attached to a cold air rectifying member in order to detachably attach the cold air rectifying member to the cold air outlet from below.

JP 9-101074 A (paragraph number 0015-0022, FIG. 1-3) JP 11-264646 A (paragraph number 0015-0022, FIG. 1-7)

  Since the fixture of patent document 1 is formed with the flat plate, this closes the cold air | gas channel | path of a cold air rectification member, and a part of airflow which forms an air curtain will be disturbed. When removing the cold air rectifying member from the cold air outlet, the fixture is pulled downward, but the fixture is a slippery flat plate, so it is difficult to grasp with a finger, and there is a problem in that it is difficult to take out the cold air rectifying member from the cold air outlet. .

  In Patent Document 2, since one end of a fixture made of a wire is hooked on the wall surface of the cold air passage of the cold air rectifying member and the fixture is locked to the cold air rectifying member, the cold air rectifying member is only slightly elastically deformed. The fixture is easily detached from the cold air rectifying member. This fixture also has a problem in that when the underline portion is pulled downward, the entire fixture is inclined and it is difficult to take out the cold air rectifying member from the cold air outlet.

  Therefore, an object of the present invention is to provide an open showcase in which a cold air rectifying member can be easily taken out from a cold air outlet through a fixture, and the detachment performance of the cold air rectifying member to the cold air outlet is excellent.

  As shown in FIG. 2, the open showcase according to the present invention is provided in the showcase main body 1, the display case main body 1, a display chamber 2 having an open front surface, and an air curtain on the front opening of the display chamber 2. In order to adjust the flow of the cool air that is provided on the upper side of the display chamber 2 of the showcase body 1 and that has a horizontally long cold air outlet 4 that blows down the cold air and that blows down from the cold air outlet 4 in a side view. Is formed in a rectangular laterally horizontally long shape, and the cool air rectifying member 5 having a honeycomb structure attached to the cold air outlet 4 over the left and right sides thereof, and the cold air rectifying member 5 are detachably attached to the cold air outlet 4 from below. Therefore, it includes a fixture 6 attached to at least two left and right portions of the cold air rectifying member 5.

  As shown in FIG. 1, the fixture 6 of the present invention includes a front member 15 and a rear member 16 formed by bending a wire.

  Among these, as shown in FIG. 1, the front member 15 is formed to be bent upward from the left and right ends of the front underline portion 18 having a predetermined left and right length and from the left and right ends of the front underline portion 18 to be in contact with the front surface 5 a of the cold air rectifying member 5. Left and right front vertical line portions 19 and 19, and left and right front upper line portions 20 and 20 that are bent backward from the upper ends of the left and right front vertical line portions 19 and 19 and are in contact with the upper surface 5 b of the cool air rectifying member 5.

  As shown in FIG. 1, the rear member 16 includes a rear underline portion 22 having a predetermined left and right length, and left and right rear portions that are bent upward from the left and right ends of the rear underline portion 22 and contact the rear surface 5 c of the cool air rectifying member 5. It has vertical line portions 23, 23 and left and right rear upper line portions 24, 24 that are bent forward from the upper ends of the left and right rear vertical line portions 23, 23 and are in contact with the upper surface 5 b of the cool air rectifying member 5.

  The front member 15 and the rear member 16 are integrally connected by joining the left and right front upper line portions 20 and 20 and the left and right rear upper line portions 24 and 24 together. For example, when the front member 15 and the rear member 16 are made of wire, the front upper line portion 20 and the rear vertical line portion 23 are welded.

  In addition, the front vertical line portions 19 and 19 and the rear vertical line portions 23 and 23 are characterized in that a receiving portion 25 that receives the lower surface 5d of the cool air rectifying member 5 is bent at least on one side.

  More specifically, at the upper and lower intermediate portions of the front vertical line portions 19 and 19 and the rear vertical line portions 23 and 23, at least one engaging protrusion that engages with the cold air outlet 4 in a retaining manner. The portion 26 is bent outward. The engagement protrusion 26 functions to securely attach and hold the cold air rectifying member 5 to the cold air outlet 4 without any blur.

  According to the present invention, when the cold air rectifying member 5 is cleaned, the cold air rectifying member 5 together with the fixture 6 is blown into the cold air by simply hooking a finger on the front underline portion 18 and the rear underline portion 22 of the fixture 6 and pulling downward. Since it can be easily extracted from the outlet 4, the detachability of the cold air rectifying member 5 to the cold air outlet 4 is improved.

  Since the fixture 6 is formed of a wire rod, the cold air passage of the cold air rectifying member 5 is hardly blocked by the fixture 6 unlike the strip plate. Further, since the fixture 6 is securely attached to the cold air rectifying member 5 in a state of holding it, when the cold air rectifying member 5 is removed from the cold air outlet 4, only the fixture 6 is pulled out or loose. I don't follow it.

  1 to 3 show an open showcase according to the present invention. As shown in FIG. 2, a showcase main body 1, a display chamber 2 provided in the showcase main body 1 and having an open front surface, and a display chamber 2, the upper and lower multistage display shelves 3, the two cold air outlets 4, 4 provided on the upper side of the display chamber 2, and the synthetic resin honeycomb mounted on the respective cold air outlets 4 between the left and right sides thereof The structure includes a cool air rectifying member 5, fixtures 6 and 6 (see FIG. 1) attached to the left and right portions of each cold air rectifying member 5, and a machine room 7 disposed below the display room 2. .

  The ceiling surface of the display room 2 and the front end of the display shelf 3 have lighting fixtures. Between the heat insulating wall 8 forming the outer peripheral wall of the case main body 1 and the peripheral wall of the display chamber 2, a circulation path 9 for circulating cool air into the display chamber 2 is provided.

  A blower fan 11 and a heat exchanger 12 are arranged in the circulation path 9. The cold air outlets 4 and 4 are provided inside and outside (front and rear) at the upper front portion of the display chamber 2, and the cold air suction port for sucking cold air into the circulation path 9 before and after the lower front portion of the display chamber 2. 13 and 13 are provided. Each of the cold air outlets 4 is formed to be horizontally long, and a cold air rectifying member 5 that is horizontally wide is detachably attached thereto.

  The cold air cooled by the heat exchanger 12 is blown downward in a rectified state from the cold air outlets 4 and 4 through the cold air rectifying members 5 and 5 through the circulation path 9, and is blown to the front of the opening of the display chamber 2. Form an air curtain. In the machine room 7, a compressor, a condenser, an expansion valve, and the like connected to the heat exchanger 12 are arranged. An operation switch and a display device are arranged on the front upper portion of the case body 1, and the operation switch can control the temperature in the display chamber 2 and the defrosting time.

  As shown in FIG. 1, the cold air rectifying member 5 has a front surface 5 a whose vertical height is larger than the vertical height of the rear surface 5 c, and is formed in a laterally long shape with a side view being a quadrangle. The cold air rectification member 5 is formed by arranging a large number of hexagonal vertically long cold air passages (cells) in the front-rear and left-right directions. In addition, the front surface 5a and the rear surface 5c of the cold air rectifying member 5 are covered with a thin sheet body.

  Each of the cool air rectifying members 5 is detachably mounted from the lower side of each of the front and rear cool air outlets 4 with a pair of left and right attachments 6 and 6. Each fixture 6 is composed of a front member 15 and a rear member 16 each of which is formed by bending one elastically deformable wire, and the front member 15 and the rear member 16 are arranged side by side and welded (joined). The front member 15 and the rear member 16 are integrally connected.

  In FIG. 1, the front member 15 has a front underline portion 18 having a predetermined left and right length (5 cm), and is bent upward from the left and right ends of the front underline portion 18 so as to contact the vertical front surface 5 a of the cold air rectifying member 5. Left and right front vertical line portions 19 and 19, and left and right front upper line portions 20 and 20 that are bent backward from the upper ends of the left and right front vertical line portions 19 and 19 and are in contact with the flat upper surface 5 b of the cold air rectifying member 5. have.

  The rear member 16 is bent upward from a rear underline portion 22 having a predetermined left and right length (6 cm) and a receiving portion 25 to be described later from the left and right ends of the rear underline portion 22 to form a vertical shape of the cold air rectifying member 5. Left and right rear vertical line portions 23, 23 in contact with the rear surface 5 c, and left and right rear upper line portions 24, which are bent forward from the upper ends of the left and right rear vertical line portions 23, 23 and are in contact with the upper surface 5 b of the cool air rectifying member 5. 24.

  The front end portions 24a and 24a of the left and right rear upper line portions 24 and 24 are formed to be bent inwardly facing each other, and the front ends of the left and right front upper line portions 20 and 20 of the front member 15 are formed at the front end portions 24a and 24a. The overlapping portions are welded in a state where the portions 20a and 20a are vertically stacked. By bending the front end portions 24a and 24a of the rear upper line portions 24 and 24, the welding operation of the front upper line portions 20 and 20 and the rear upper line portions 24 and 24 can be easily performed.

  Receiving portions 25 for receiving the front and back of the lower surface 5d of the cool air rectifying member 5 are formed at the lower ends of the front vertical line portions 19 and 19 and the rear vertical line portions 23 and 23, respectively. The front vertical line portions 19 and 19 are slightly raised upward from the left and right ends of the front underline portion 18, and then the horizontal receiving portions 25 and 25 are bent forward. That is, the receiving portions 25 and 25 are formed near the lower ends of the front vertical line portions 19 and 19. In the rear member 16, horizontal receiving portions 25, 25 are bent at right angles from the left and right ends of the rear underline portion 22 toward the rear, and from the left and right ends of the rear underline portion 22 through the receiving portions 25, 25. It is formed to rise vertically.

  Engaging protrusions 26 that are engaged with the cold air outlet 4 in a retaining manner are bent outwardly at upper and lower intermediate portions of the front vertical line portions 19 and 19 and the rear vertical line portions 23 and 23, respectively. ing. In addition, as for the fixture 6 distribute | arranged to the cold air blower outlet 4 of the rear side, the engagement protrusion 26 is formed only in the back vertical line part 23 * 23.

  As shown in FIG. 3, left and right horizontally long fitting grooves 28 are formed on the front surface of the front cold air outlet 4 to engage with the engaging protrusions 26 of the front member 15 of the fixture 6. On the rear surfaces of the front and rear cold air outlets 4, left and right horizontally long fitting grooves 29 are formed to engage with the engaging protrusions 26 of the rear member 16 of the fixture 6.

  When the cold air rectifying member 5 is attached to the cold air outlet 4, as shown in FIG. 3, the front vertical line portion 19 and the rear vertical line portion 23 of the fixture 6 are opened at the lower end side in the front-rear direction. 6 is attached to the cold air rectifying member 5. After mounting the pair of fixtures 6 on the left and right sides of the cold air rectifying member 5, the cold air rectifying member 5 is fitted into the cold air outlet 4 together with the fixture 6. At this time, the fitting 6 enters the cold air outlet 4 in a state where the engaging protrusion 26 of the fixture 6 hits the inner wall surface of the cold air outlet 4 and the engaging protrusion 26 is pushed inward.

  When the engaging projection 26 of the fixture 6 reaches the fitting grooves 28 and 29 of the cold air outlet 4, the engaging projection 26 is fitted into the fitting grooves 28 and 29 of the cold air outlet 4 by the elastic restoring force of the fixture 6. 29. As a result, the cold air rectifying member 5 is held at each cold air outlet 4 by the fixture 6.

  When removing the cold air rectifying member 5 from the cold air outlet 4, a fingertip is hooked on the front underline portion 18 and the rear underline portion 22 of the fixture 6 and pulled downward. In particular, in the front member 15, the front underline portion 18 protrudes downward from the lower surface 5 d of the cold air rectifying member 5 by the height of the receiving portion 25 from the front underline portion 18, and a fingertip is hung on the front underline portion 18. Easy to stop. Then, the fixture 6 is partially elastically deformed so that the engaging projection 26 is disengaged from the fitting grooves 28 and 29 of the cold air outlet 4 and the fixture 6 is pulled downward, whereby the cold air rectifying member 5 is attached to the fixture 6. 6 and the cold air outlet 4 together.

  Three or more fixtures 6 may be attached to the cold air rectifying member 5. The front member 15 and the rear member 16 may be formed of a plastic material, or may be joined with an adhesive or the like regardless of the material of the both 15 and 16.

  The vertical height dimension of the front vertical line portion 19 of the front member 15 and the rear vertical line portion 23 of the rear member 16 is arbitrary depending on the vertical height dimension of the front surface 5a and the vertical height dimension of the rear surface 5c of the cool air rectifying member 5. Can be set to

  The receiving portion 25 may be formed on only one of the front member 15 and the rear member 16. The front vertical line portions 19 and 19 and the rear vertical line portions 23 and 23 may be formed so that the receiving portions 25 are bent inwardly toward the lower ends thereof.

  Instead of bending each tip portion 24a of the rear upper line portion 24 of the rear member 16, each tip portion 20a of the front upper line portion 20 of the front member 15 is bent and formed in an inwardly opposing manner, and this tip portion The front end portions 24a of the rear upper line portion 24 may be overlapped and welded to 20a.

The perspective view of the fixture which concerns on this invention Cross section of open showcase Sectional drawing explaining the state which mounts a cold air rectification member to a cold air suction inlet with a fixture

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Case main body 2 Display room 4 Cold air outlet 5 Cold air rectification member 6 Attachment 15 Front member 16 of attachment 16 Rear member 18 of attachment Front underline part 19 Front vertical line part 20 Front upper line part 22 Rear underline part 23 Back vertical line Part 24 rear upper line part 25 receiving part 26 engagement protrusion

Claims (2)

Showcase body (1),
A display room (2) provided in the showcase body (1) and having an open front surface;
In order to form an air curtain at the front of the opening of the display chamber (2), a left and right horizontally long cold air outlet (4) provided on the upper side of the display chamber (2) of the showcase body (1) to blow out the cold air downward When,
In order to adjust the flow of the cold air blown downward from the cold air outlet (4), the cold air rectification of the honeycomb structure that is formed in a laterally long side view in a side view and is mounted on the cold air outlet (4) between the left and right sides Member (5);
A fitting (6) mounted on at least two left and right sides of the cold air rectifying member (5) for detachably attaching the cold air rectifying member (5) to the cold air outlet (4) from below;
The fixture (6) includes a front member (15) and a rear member (16) formed by bending the wire,
The front member (15) has a front underline portion (18) having a predetermined left and right length, and is bent upward from the left and right ends of the front underline portion (18) to be formed on the front surface (5a) of the cold air rectifying member (5). The left and right front vertical line portions (19, 19) in contact with the left and right front vertical lines (19, 19) are bent rearward from the upper ends of the left and right front vertical line portions (19, 19) and contact the upper surface (5b) of the cool air rectifying member (5). It has an upper line part (20, 20),
The rear member (16) has a rear underline portion (22) having a predetermined left and right length, and is bent upward from the left and right ends of the rear underline portion (22), and is formed on the rear surface (5c) of the cold air rectifying member (5). The left and right rear vertical line portions (23, 23) in contact with the left and right rear vertical line portions (23, 23) are bent forward from the upper ends of the left and right rear vertical line portions (23, 23) and contact the upper surface (5b) of the cold air rectifying member (5). It has an upper line part (24, 24),
The left and right front upper line parts (20, 20) and the left and right rear upper line parts (24, 24) are joined, and the front member (15) and the rear member (16) are integrally connected,
At least one of the front vertical line portions (19, 19) and the rear vertical line portions (23, 23) is formed with a receiving portion (25) for receiving the lower surface (5d) of the cold air rectifying member (5). An open showcase characterized by   At the upper and lower intermediate portions of the front vertical line portions (19, 19) and the rear vertical line portions (23, 23), at least one engaging protrusion that engages with the cold air outlet (4) in a retaining manner. The open showcase according to claim 1, wherein (26) is bent outward.

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