JPH063345Y2 - Showcase - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (b) Industrial field of application The present invention relates to a showcase in which a vertically rotatable front door is arranged from the upper surface to the front surface of a storage chamber.

(B) Prior Art In Japanese Utility Model Publication No. 61-42454 (A47F3 / 04), a main body is formed of a heat insulating wall having a front opening, and a transparent plate for opening and closing the front opening is provided. In the refrigerated showcase, the first rising wall that opens upward and extends upward from the upper wall of the U-shaped portion that supports the upper edge of the transparent plate
Is attached to the main body of the showcase through the hinge of the U-shaped portion, and the extension wall extending from the rear end of the upper wall of the U-shaped portion toward the inside of the compartment is substantially below the top wall of the main body of the showcase via the second hinge. Attached to one end of a parallel arm that can move forward and backward,
The other end of the arm is attached to the body of the showcase, the transparent plate is held by the arm so as to be rotatable in the vertical direction, and the upper edge when closed is the lower edge when opened. Has been done.

(C) Problems to be solved by the invention In the conventional refrigeration showcase described above, the transparent plate arranged obliquely downward to the front, that is, the dew adhered to the front door is once attached to the lower end of the front door due to the inclination when the door is closed. Stay
After that, since it drips onto the front wall or floor surface, there is a problem that the customer's clothes get wet or the floor surface becomes dirty.When the door is opened, the front door tilts backward and downward, so the dew is once at the bottom. However, there is a problem that the stored food gets wet with dew and deteriorates in quality because it stays in the container and then drops into the refrigerator. There was also the problem that the current flowed vigorously and scattered forward.

This plan aims to solve the above problems,
The dew treatment can be favorably performed when the front door is closed and when it is opened, as well as when the door is changed from open to closed.

(D) Means for Solving the Problems In order to achieve the above object, the present invention has the following means.

(1) A transparent front door, which is composed of an upper wall and a front wall and is arranged from the upper surface to the front of the storage chamber, and supports the front door so as to be vertically rotatable, and when the door is closed, the lower end of the front wall is upward. A rotating device that is located below the rear end of the wall, and the lower end of the front wall is located above the rear end of the upper wall when the door is opened, a groove that receives the lower end of the front wall, and the upper end of the front wall of this groove. An elongated handle that extends obliquely forward from the front door and forms a dew receiving portion together with the front wall of the front door, and a handle that extends obliquely downward from the front end of the protruding portion and has a lower end located below the groove. And the handle is used as the dew receiving member when the door is closed.

(2) The surface of the overhanging portion was an uneven surface.

(3) A rail whose upper end extends above the surface of the upper wall and whose inner surface is a recess is provided along the rear end of the upper wall.

(E) Operation According to the above configuration, when the front door is closed, the dew on the front door surface collects in the dew receiving portion formed at the corner between the overhanging portion of the handle and the front wall. Does not flow,
In addition, since the dew on the front door surface is received by the recessed part of the rail when the door is opened, it does not drip downward. Furthermore, when the front door is moved from the open door to the closed door, the dew flows on the front door surface vigorously. The speed of the dew reaching the receiving part can be stalled by the uneven surface, and even if a large amount of dew flows and flows from the dew receiving part to the handle part, dew drops from the lower end of the handle part It is possible to prevent the front wall surface from being contaminated by dew without dripping on the front wall.

(F) Example An example of the present invention will be described below with reference to the drawings.
(1) shown in Fig. 4, Fig. 5 and Fig. 5 is a face-to-face sales type close type low temperature showcase suitable for cold storage of fresh confectionery etc., and it is a storage room (2) and directly under this storage room. Cooling room (3) and the machine room directly below this cooling room
The main body is composed of (4). The storage chamber (2) is arranged from the front surface to the upper surface and has a front door (5) made of two curved transparent plates with an upper wall (5A) and a front wall (5B) inclined downward to the front, and arranged on the back surface. A rear door (7) consisting of four transparent plates slidable in the left-right direction inside the pair of upper and lower frames (6A) and (6B), and a pair of transparent side plates respectively arranged on both left and right sides ( 8) and front and rear bottom plates (9A) and (9B), which are also composed of a partition plate and which can also be used as partition plates, a product placement plate (10) placed on both bottom plates, and this product placement plate A transparent vertical plate (11) and a fluorescent lamp (L) surrounding the front surface and the left and right sides are provided.
The bottom plates (9A) and (9B) partition the storage and cooling chambers (2) and (3) into upper and lower parts, and they are arranged in a staggered manner so that they can slide in the front-rear direction. Outlet along the trailing edge (1
2), a suction port (13) is formed along the front edge of the front bottom plate (9A), and the storage and cooling chambers (2) and (3) communicate with each other through the blowout and suction ports.

The cooling chamber (3) is composed of a heat insulating wall (14) having an open upper surface for mounting and supporting the storage chamber (2), and the machine room (4) is formed below the heat insulating wall (14). Has been done. Thermal insulation wall (14)
Has a drainage port (15) in the bottom wall (14A) and constitutes a base (17) together with a metal base (16).

Of the upper and lower frames (6A) and (6B) that support the rear door (7), the upper frame (6A) is erected on the ceiling wall (14B) of the heat insulating wall (14) with a downward slant. Supported by four hollow columns (18),
The lower frame (6B) is provided along the front edge of the ceiling wall (14B).

Reference numeral (19) is an elevating device which is provided in each of the columns (18) and constitutes a rotating device together with a movable member described later, and a cylinder in which a pressure element such as gas, oil, or a coil spring capable of obtaining repulsive force is enclosed ( 20) and an arm (21) that moves forward and backward by the pressure element in the cylinder (20), and has a shaft (22) at the upper end and a receiving portion (23) at the lower end. (24) is a movable member that rotates the front door (5) together with the lifting device (19) in an upward direction, and is rotatably pivoted on a support shaft (25) attached to the upper portion of the column (18). Pivoting part (26) and a connecting part (27) pivotally supported on the shaft (22) of the lifting device (19).
When the front door (5) is closed, when the front door (5) is opened, an abutment portion (28) that contacts the upper surface of the column (18) and imparts levelness to the upper wall (5A). , The recess (2
9), the attachment part (30) of the backing plate described later, and the front door (5)
When the door is opened, it hits the back wall surface of the pillar (18) and the front door (5)
And a stop part (31) for determining the maximum opening angle of the door. (32) is a support shaft attached to the lower part of the column (18),
Due to the fact that the receiving portion (23) of the lifting device (19) is always in contact with this support shaft, the pressing force of the lifting device (19) is applied. (33) (3
4) is a pair of upper and lower contact plates provided for sandwiching the upper wall (5A) of the front door (5), the upper contact plate (33) has a nut (35) embedded therein, and the lower contact plate. From (34) screw (36) to the nut (3
It is attached to the front door (5) as it is screwed to 5). The lower backing plate (34) is attached to the mounting portion (30) of the movable member (24) with a screw (37).

(38) is an elongated handle provided along the lower edge of the front wall (5B) of the front door (5), and a groove (39) for receiving the lower edge of the front wall (5B).
Packing (40) is provided on the backside of the
Overhang (41) extending diagonally forward from the upper end of the front wall (39A) of (39)
And a grip portion (42) extending obliquely downward from the front end of the overhanging portion (41) and having a lower end located below the groove portion (39), the front wall (5B) and the overhanging portion. The corner formed by (41) and is used as a dew receiving section (43) for dew attached to the surface of the front door (5). As shown in FIG. 1, an uneven surface (44) is formed on the surface of the overhanging portion (41) to prevent the overrun of dew flowing down the surface of the front wall (5B). (45) is a storage room (2)
The dew receiving gutter formed along the lower part of the front surface of the
The dew accumulated in 3) falls from both ends of the dew receiving part (43) into the dew receiving gutter (45) and is carried to the cooling chamber (3) by the drainage pipe (46).

Reference numeral (47) is an elongated rail arranged along the rear end of the upper wall (5A) of the front door (5), and its upper end projects above the surface of the upper wall (5A). This rail (47) has a recess (48)
Is formed, and when the door is opened, dew on the surface of the front door (5) drips into the recess (48). The rail (47) can also be used as a price rail that normally holds a display card (49) that displays the name and price of stored food.

The lifting device (19) has a front door (5) as shown in FIGS. 1 and 4.
When the door is closed, the arm (2
Due to the inclusion of 1), the compression ratio of the pressure element is high, and therefore the push-up force repulsive force is strong, but because the center of gravity of the front door (5) is at the front and the load slightly exceeds the push-up force,
The closed state is maintained. Also, when the front door (5) is slightly lifted upward, the center of gravity of the front door (5) moves rearward and the pushing force exceeds the load, so the arm (21) causes the cylinder ( 20) is pushed out from the lifting device (1
The total length of 9) gradually increases, and along with this, the movable member (24)
Is pushed out of the pillar (18) while being pushed out and the stop portion (31) hits the back wall surface of the pillar (18), so that the front door (5) is opened as shown in FIG.

(50) is a cylindrical bearing member that is housed in the lower part of the support column (18) and is attached to the support column (18) by a shaft (51). Is provided. Reference numeral (53) is an arc-shaped recess formed on the surface of the ceiling wall (14B), and the lower surface of the arc-shaped pillar (18) and the bearing tool (50) are in contact with each other.
(54) is a screw that connects the ceiling wall (14B) and the bearing member (50), and the bearing member (50) is fixed to the ceiling wall by screwing the screw (54) into the screw hole (52). (14B), the lower surface of the pillar (18) is also attracted to the recess (53).

Reference numerals (60) and (61) denote first and second evaporators arranged in the cooling chamber (3) and alternately cooled for a predetermined period of time. The first evaporator (60)
Is located inside and the second evaporator (61) is located outside, with the metal partition plate (62) also serving as a dew receiving plate being vertically overlapped with the drain port.
It is arranged with a low inclination in the (15) direction.

(63) is always operated, and the first and second evaporators (60) (61)
Cool air passing through the cooling chamber as shown by the arrow in Fig. 3 (3) -Blowout port
(12) -Storage chamber (2) -Suction port (13) -Cooling chamber (3) Forced circulation to form an air curtain on the product placement plate (10) A blower fan, both evaporators ( It is attached to the fan case (64) located on the windward side of 60 (61).

According to such a configuration, when the front door (5) is closed, the front door
(5) Since the dew on the surface collects in the dew receiving part (43) formed in the corner between the overhang part (41) of the handle (38) and the front wall (5B), the dew flows forward. And the front door (5) when the door is open
Dew on the surface is received by the recess (48) of the rail (47),
When the front door (5) is moved from the open door to the closed door without dripping downward, the speed of the dew flowing on the surface of the front door (5) and reaching the dew receiving part (43) is uneven. (44) can be stalled. . Further, even when a large amount of dew flows down the front door (5) when the door is closed and flows from the dew receiving part (43) to the handle part (42), the handle part (42) is not attached to the front end of the overhang part (41). Since the lower end of which extends obliquely downward from the groove portion (39) is located below, it is possible to prevent the dew dripped from the handle portion (42) from dripping on the front wall upper end portion or the front wall surface of the showcase. It is possible to prevent the front wall from being contaminated by dew.

(G) Effects of the Invention According to the above-described present invention, the effects listed below occur.

When the vertically rotatable front door is closed, the dew on the surface of the front door collects in the dew receiving portion formed at the corner between the protruding portion of the handle and the front wall, so that dew may flow forward. Without
As a result, it is possible to prevent dripping of dew from the surface of the handle, prevent the customer's clothes from getting wet, and prevent the floor surface from getting dirty. Furthermore, when the door is closed, a large amount of dew flows down the front door, and the handle part is removed from the dew receiving part. Even when the dew drops flow to the front, it is possible to prevent the dew dripped from the handle from dropping on the upper end of the front wall of the showcase or the surface of the front wall, and prevent the front wall of the showcase from being contaminated by the dew.

Since the dew on the front door surface is received by the concave portion of the rail when the door is opened, it does not drip downward, and as a result, the dew does not drip into the storage chamber when the door is opened.

When the front door is moved from the open door to the closed door, the unevenness surface can be stalled by the speed of the dew flowing on the front door surface and reaching the dew receiving portion, and as a result, the dew scattering can be prevented in the forward direction. .

[Brief description of drawings]

Each of the drawings shows an embodiment of the showcase of the present invention, FIG. 1 is a sectional view of the front door closed, and FIG. 2 is a sectional view of the front door opened,
3 is a sectional view taken along the line AA in FIG. 4, FIG. 4 is an overall front perspective view, and FIG. 5 is an overall rear perspective view. (2) ... storage room, (5) ... front door, (5A) ... upper wall, (5B) ... front wall,
(19) ... Lifting device, (24) ... Movable member, (38) ... Handle, (41) ...
Overhanging part, (42) ... Handle part, (43) ... Dew receiving part, (44) ... Uneven surface,
(45) ... Dew gutter, (47) ... Rail, (48) ... Recess.

Claims (3)

[Scope of utility model registration request] 1. A transparent front door comprising an upper wall and a front wall, the transparent front door being disposed from the upper surface to the front of the storage chamber, and the front door being rotatably supported in the vertical direction, and the lower end of the front wall when the door is closed. Is located below the rear end of the upper wall, and the lower end of the front wall is located above the rear end of the upper wall when the door is opened, a groove for receiving the lower end of the front wall, and a front of this groove. It has an overhanging portion that extends diagonally forward from the upper end of the wall and forms a dew receiving portion together with the front wall of the front door, and a handle portion that extends obliquely downward from the front end of this overhanging portion and the lower end is located below the groove portion. A showcase with an elongated handle. 2. The surface of the overhanging portion is an uneven surface.
Showcase shown. 3. The showcase according to claim 1, further comprising a rail whose upper end extends above the surface of the upper wall and whose inner surface is a recess along the rear end of the upper wall.