JPH065582Y2 - Cold / hot storage showcase - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention provides an opening / closing door at the front opening of the housing,
In a so-called reach-in type showcase in which an air passage with an evaporator and a blower fan is provided by partitioning the bottom surface with a partition plate, especially the upper storage room for both refrigeration and warming in the upper part of the housing, the lower part The present invention relates to a refrigerating / hot storage showcase having a lower storage room for refrigeration.

[Conventional technology]

Conventionally, as a reach-in showcase for refrigeration / hot storage, the one shown in FIGS. 4 (a) and 4 (b) is known.

That is, the opening / closing door 25 is provided at the front opening of the housing 24,
An air passage 3 having a partition plate 26 for partitioning the upper surface, the rear surface, and the bottom surface at intervals and having an evaporator 27 and a blower fan 28 inside.
3, the cool air is discharged from the upper part of the front surface of the housing, the upper storage room 29 for both refrigeration and warm storage is formed in the upper part of the housing, and the lower storage room 30 for refrigeration is formed in the lower part.

Here, the upper storage chamber 29 is a heat-insulating housing having an open front surface, and openings are provided on the upper surface and the rear surface, respectively.
Manual shutter 3 for opening and closing this opening
1,32 are provided. When heating the upper storage room 29, as shown in FIG. 4 (a), the air passage 3 is closed by closing the openings with shutters 31 and 32.
The cold air discharged through 3 is circulated only in the lower storage chamber 30 as indicated by the arrow. On the other hand, in the case of refrigerating the upper storage room 29, if the shutters 31 and 32 are operated to open the openings as shown in FIG. 4 (b), the cool air is sucked in through the openings on the upper surface. After being circulated in the upper storage chamber 29 and discharged from the opening on the back surface, both the upper storage chamber 29 and the lower storage chamber 30 can be refrigerated.

[Problems to be solved by the device]

In the refrigeration / hot storage showcase as described above, particularly in the configuration of the upper storage room 29 for both refrigeration / hot storage, two shutters 31 and 32 must be operated separately when switching between refrigeration / hot storage. . Also, there is a risk that only one shutter will be operated and the other shutter will be forgotten to be operated.

[Means for Solving the Problems]

In order to solve the above problems, the present invention provides an air passage having an evaporator and a blowing fan inside by providing an opening / closing door at the front opening of the housing and partitioning the top, back, and bottom with a partition. In a showcase in which an upper storage room for both refrigeration and warm storage is provided on the upper part of the housing and a lower storage room for refrigeration is provided on the lower part, a partition member divides the inside of the housing into upper and lower parts, and the partition plate is below the partition member. A lower discharge port and an upper suction port, which communicate with the air passage, respectively, and an air flow direction plate provided at a front and rear distance between the upper suction port and the lower discharge port in the air passage, and the wind direction. A communication passage partitioned by a plate in the front and rear, and an opening / closing member provided on the upper part of the wind direction plate,
Further, the operating member provided on the back surface of the storage chamber allows the communication passage to be opened and closed between the upper intake port and the wind direction plate, and when the communication passage is opened, cool air is introduced into the upper storage chamber and closed. Refrigeration /
It is an onsen showcase.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1 and FIG. 2, a cold / hot storage showcase 1 is a sliding door type opening / closing door 10 at the upper and lower parts of the front opening of a housing 2.
(a) and 11 (a) are provided, and the top, back, and bottom of the housing 2 are partitioned by partition plates 3 at intervals, and an evaporator 4, a lower blower fan 6, and an upper blower fan 7 are provided inside. There is an air passage. The inside of the housing 2 is divided into upper and lower parts by a heat insulating partition member 9, and an upper part serves as an upper storage chamber 10 for both refrigeration and hot storage, and a lower part serves as a lower storage chamber 11 for refrigeration.
A lower discharge port 12 that communicates with the air passage 5 is provided in a portion of the rear surface of the lower storage chamber 11 directly below the partition member 9, and the lower blower fan 6 is provided below the lower discharge port 12. The cold air cooled by the evaporator 4 from the lower discharge port 12 is discharged to the lower storage chamber 11 and is sucked from the front lower suction port 18 of the rear housing 2 which is circulated.

An upper discharge port 17 and an upper suction port 16 which communicate with the air passage 5 are provided on the upper front side and the rear side of the upper storage chamber 10, respectively.
An upper blower fan 7 and a heater 8 are provided above the upper suction port 16 in the air passage 5. Cold air or hot air circulating in the upper storage chamber 10 is discharged from the upper discharge port 17, and after being circulated inside, is sucked into the air passage 5 from the upper suction port 16.

Further, the upper and lower inlets 16 and 12 in the air passage 5 are provided with a front-rear space therebetween and control the direction of the cool air passing through the air passage 5 by the wind direction plate 13. Communication passages 40 and 41 that are partitioned into front and rear are provided.

Further, 14 is located on the upper side of the wind direction plate 13 and is in the upper storage chamber 1.
It is an opening / closing member that controls opening / closing of the communication passages 40, 41 partitioned by the wind direction plate 13 in the front and back by the operation member 15 provided on the back side of 0.

The configurations of the opening / closing member 14 and the operating member 15 are shown in FIG.

The operating member 15 includes a knob 19, a shaft member 20, and an opening / closing member 14.
Are links 21 (a), 21 (b), rotary shaft 23, damper 22
Consists of.

One end of the opening / closing member 14 is a link 21 via the shaft member 20.
It is fixed to one end of (a), and the other end of link (a) is link 21.
It is movably connected to one end of (b). Further, the other end of the link 21 (b) is connected to a rotary shaft 23 which rotatably mounts a damper 22 in the air passage 5. In addition, the operation member 1
5, the shaft member 20 is slidably supported on a sliding groove (not shown) extending vertically on the back surface of the upper storage chamber 10, and the knob 19 is manually operated from the front side of the upper storage chamber 10. By moving the damper 22 up and down as shown by the broken line arrow, the damper 22 is rotated around the rotating shaft 23 as shown by the solid line arrow. In this way, the upper intake port 16 and the wind direction plate 13 open and close the communication paths 40 and 41 of the air passage 5.

Next, with reference to FIGS. 3 (a) and 3 (b), the state when the upper storage chamber 10 is in the cold storage and the hot storage will be described.

FIG. 3 (a) shows a state in which the upper storage chamber 10 is refrigerated. At this time, the operating member 15 is located at the upper end of the sliding groove on the rear surface of the upper storage chamber 10, and the damper 22 is connected to the communication passages 40 and 41.
Is opened between the upper suction port 16 and the wind direction plate 13, and the power supply to the heat 8 is naturally stopped. As shown by the arrow, the cold air cooled by the evaporator 4 rises behind the wind direction plate 13 while its direction is controlled, is discharged from the upper discharge port 17 through the communication passage 40, and circulates inside the upper storage chamber 10. ,
After cooling, the air is discharged from the upper suction port 16 to the lower storage chamber 11 through the communication passage 41 while being controlled in direction by the wind direction plate 13.

Further, FIG. 3 (b) shows a state in which the upper storage room 10 is in a warm storage condition. By manually sliding the operating member 15 from the upper end to the lower end of the sliding groove, the damper 22 is rotated about the rotary shaft 23, and the damper 22 is rotated between the upper intake port 16 and the wind direction plate 13. The communication passages 40 and 41 are closed. At this time, the cold air cooled by the evaporator 4 only circulates and cools in the lower storage chamber 11 as indicated by a solid arrow, and the upper storage chamber 10 is cooled.
It does not flow in. On the other hand, in the upper storage chamber 10, the warm air obtained by energizing the heater 8 in the air passage 5 circulates as indicated by the one-dot chain line arrow, and the air passage 5 is closed by the damper 22. Lower storage room 1
It does not flow into 1.

[Advantages of the Invention] As described above, according to the present invention, the operating member provided on the rear surface of the upper storage chamber is manually operated to open and close the air condition of the opening and closing member, so that cold air and hot air can be freely supplied to the upper storage chamber. Therefore, as compared with the conventional operation of operating the two manual shutters separately at the time of switching between the cold temperature and the cold temperature, there is an effect that only one operation is required and work mistakes are reduced.

[Brief description of drawings]

FIG. 1 is a sectional view of a showcase according to the present invention, FIG. 2 is a sectional view of a main portion of the present invention, and FIGS. 3A and 3B are refrigerating and warming operations of the showcase according to the present invention, respectively. Sectional views of main parts during simultaneous operation of the warehouse, and FIGS. 4 (a) and 4 (b) are cross-sectional views of a conventional showcase. DESCRIPTION OF SYMBOLS 1 ... Refrigerating / hot storage showcase, 5 ... Air path 10 ... Upper storage room, 11 ... Lower storage room 12 ... Lower discharge port, 13 ... Wind direction plate 14 ... Opening / closing member, 15 ... Operation member 16 ... Upper intake port, 17 ... Upper discharge port 18 ... Lower suction port, 22 ... Damper

Claims (1)

[Scope of utility model registration request] 1. Doors (10a), (11a) at the front opening of the housing (2)
Is installed, and the top, back, and bottom are spaced apart by a partition plate (3) so that the evaporator (4), blower fan (6),
Showcase with an air passage (5) having (7), an upper storage room (10) for both refrigeration and warming at the top of the housing (2), and a lower storage room (11) for refrigeration at the bottom Partition member in (1)
The inside of the housing (2) is vertically divided by (9), the lower discharge port (12) communicating with the air passage (5) at the lower and upper parts of the partition member (9) of the partition plate (3), The upper inlet (16) and the air duct
An air flow direction plate (13) provided inside the (5) between the upper suction port (16) and the lower discharge port (12) with a front and rear space, and the wind direction plate.
Communication passages (40), (41) partitioned front and back by (13), and an opening and closing member (14) provided on the upper part of the wind direction plate (13), further the upper storage chamber (10) With the operation member (15) provided on the back side, the upper suction port (1
When the communication passages (40), (41) can be opened and closed between 6) and the wind direction plate (13), and the communication passages (40), (41) are opened,
Cold / hot storage showcase characterized by not introducing cold air into the upper storage room (10) when it is closed.