JP3291230B2 - Ice making equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for making ice by flowing ice making water down the surface of an evaporator.

[0002]

2. Description of the Related Art Conventionally, this kind of ice making apparatus has a box-shaped main body 71 as shown in FIG. 6, and an ice making chamber 72 is formed inside the main body 71. This ice making room 72
Has an adiabatic structure, and a water sprinkler 73 and an evaporator 74 are provided inside the ice making chamber 72.

[0003] An evaporator 74 is arranged below the sprinkler 73, and the ice making water sprinkled from the sprinkler 73 is supplied to the evaporator 7.
4 and is stored in a tray-shaped water storage tank 75 by flowing down. This water storage tank 75 is used for the evaporator 7.
The ice making water stored in the water storage tank 75 is repeatedly supplied to the water sprinkler 73 by the circulation pump 76.

Further, such a falling ice making apparatus has an ice guide plate 77 between a water storage tank 75 and an evaporator 74, and the ice separated from the surface of the evaporator 74 is used for the ice guide plate 77.
As a result, the ice is guided to the front side of the water storage tank 75, falls from the front end of the ice guide plate 77, and is stored in the ice making chamber 72.

[0005]

In the ice making apparatus described above, the larger the falling distance of the ice falling from the ice guide plate 77 to the bottom of the ice making chamber 72, the more ice can be stored in the ice making chamber 72. However, conventionally, since a refrigeration unit such as a compressor is provided in a machine room 78 formed below the ice making chamber 72, if it is attempted to secure a large falling distance of ice falling on the bottom of the ice making chamber 72, Accordingly, there has been a problem that the height of the main body 71 is increased and the size of the apparatus is increased. The present invention has been made in view of the above-described problems, and provides an ice making device that can ensure a large falling distance of ice falling from an ice guide plate to the bottom of an ice making room without causing an increase in the height of the main body. The purpose is to:

[0006]

In order to achieve the above object, according to the present invention, there is provided a main body having an ice making chamber having a heat insulating structure therein, and a water sprinkler provided in the ice making chamber of the main body. An evaporator provided below the water sprinkler, a tray-shaped ice storage tank provided below the evaporator, and an ice guide plate provided between the ice storage tank and the evaporator. An ice making device that guides ice detached from the surface of the evaporator to the front side of the ice storage tank by the ice guide plate and stores the ice in the ice making room, wherein a machine room is formed at a lower front side of the ice making room; In the chamber, a compressor for compressing the refrigerant evaporated by the evaporator and a condenser for condensing the refrigerant compressed by the compressor are provided so as to be arranged in the width direction of the main body. The invention according to claim 2 is characterized in that the machine room is open toward the front side of the main body. The invention according to claim 3 is characterized in that a condenser fan motor for sucking cooling air is disposed on the back side of the condenser.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a longitudinal sectional view of an ice making device according to an embodiment of the present invention, FIG. 2 is a front view thereof, and FIG.
2 is a sectional view taken along line AA, and FIG. 4 is a sectional view taken along line BB in FIG. As shown in FIG. 1, an ice making device according to an embodiment of the present invention includes a main body 1 formed in a box shape, and a plurality of support legs 2 for supporting the main body 1 from below. Inside the main body 1, an ice making chamber 3 having a heat insulating structure is provided. The ice making room 3 is formed of a heat insulating material 4, and a water sprinkler 5 and an evaporator 6 are provided inside the ice making room 3.

The evaporator 6 is arranged below the sprinkler 5, and the ice making water sprinkled from the sprinkler 5 flows down the surface of the evaporator 6 and is stored in the water storage tank 7. The water storage tank 7 has a tray shape, and the ice making water stored in the water storage tank 7 is repeatedly supplied to the sprinkler 5 by the circulation pump 8 until the water level in the water storage tank 7 reaches a predetermined water level. It has become. Further, the water storage tank 7 is disposed below the evaporator 6,
An ice guide plate 9 is provided between the water storage tank 7 and the evaporator 6 for guiding the ice separated from the surface of the evaporator 6 to the front side of the water storage tank 7.

Therefore, the ice separated from the surface of the evaporator 6 is guided to the front side of the water storage tank 7 by the ice guide plate 9, falls from the front end of the ice guide plate 9, and is stored in the ice making chamber 3. ing. The ice making water flowing down the surface of the evaporator 6 passes through a slit (not shown) formed in the ice guide plate 9 and is stored in the water storage tank 7.

On the other hand, the machine room 10
Are formed. The machine room 10 is open toward the front side of the main body 1, and a plate-shaped unit base 14 is provided inside the machine room 10 so as to be slidable in the front-rear direction of the main body 1 and a compressor 11 (FIG. 3),
Refrigeration units such as the condenser 12 and the condenser fan motor 13 are provided. These refrigeration units are mounted on the upper surface of the unit base 14, and the compressor 11 and the condenser 12 are mounted on the upper surface of the unit base 14 so as to be arranged in the width direction of the main body 1. The condenser 12 is mounted on the upper surface of the unit base 14 with the front facing the front side of the main body 1. A condenser fan motor 13 for taking in cooling air into the condenser 12 is arranged on the rear side of the condenser 12. Have been. The ice making room 3 has a front wall surface 32 on the rear side of the machine room 10, and the front wall surface 32 has a first front wall surface 32 a extending obliquely upward from the front end of the bottom surface 31 of the ice making room 3,
The first front wall surface 32a is formed by a second front wall surface 32b extending upward from the front end of the first front wall surface 32a.

An electrical box 15 (FIG. 1) is provided above the condenser 12.
Reference). This electrical box 15 is
The upper space of the condenser 12 is closed by an electrical box 15. Note that a pair of sliding direction regulating members 16 for regulating the sliding direction of the unit base 14 in the opening direction of the machine chamber 10 (in this case, the front-back direction of the main body 1) are provided on the bottom surface 10a of the machine room 10.
16 (see FIG. 3) and a pair of stoppers 1 for restricting the unit base 14 from moving backward.
7, 17 are provided.

The main body 1 has an upper machine room 18 (see FIG. 1) at the rear upper portion of the ice making room 3, and the upper machine room 18 houses a motor section 8 a of the circulation pump 8. Further, the main body 1 has an ice outlet 19 (see FIG. 2) at the upper front side of the ice making chamber 3, and the ice outlet 19 can be opened and closed by a lid plate 20 rotatably provided on the main body 1. It is closed.

The main body 1 has a front panel 21 (see FIG. 2) for closing the opening of the machine room 10. The front panel 21 is used to take cooling air into the machine room 10. An air inlet 22 is provided, and an air outlet 23 for discharging cooling air taken into the machine room 10 to the outside of the machine room 10 is provided.

An air inlet 22 is formed on the front panel 21 so as to face the condenser 12, and a plurality of rectifying plates 24 (see FIG. 4) are provided inside the air inlet 22. , Air filter 25 is rectifying plate 2
4 is provided on the rear side. On the other hand, the air outlet 23 is formed in the front panel 21 so as to face the compressor 11, and a plurality of rectifying plates 27 are provided inside the air outlet 23.
(See FIG. 2). Note that, on the back of the front panel 21, condenser brackets 28, 28 (see FIG. 3) provided on both sides of the condenser 12 and a frame-shaped sealing material 29 (see FIG. 4) that abuts on the lower front part of the electrical box 15. Is provided.

FIG. 5 is a sectional view taken along line CC of FIG. 3. As shown in FIG. 5, the unit base 14 slides between the bottom surface 10a of the machine room 10 and the unit base 14. A slide amount limiting member 30 for limiting the amount is provided. The slide amount restricting member 30 has an L-shaped stopper portion 31 at a rear end thereof, and the stopper portion 31 is disposed behind the front ends of the slide direction restricting members 16, 16. Further, the slide amount limiting member 30 has a fixing screw 32 at a front end thereof, and the fixing screw 32 is detachably fixed to the bottom surface 10 a of the machine room 10.
The fixing screw 32 is provided on the front side of the unit base 14.

A refrigerant suction pipe 33 (see FIG. 3) for supplying the refrigerant discharged from the evaporator 6 to the compressor 11 and an expansion valve (not shown) for supplying the refrigerant condensed in the condenser 12 are provided in the machine room 10. A refrigerant supply pipe 34 for supplying the evaporator 6 with the refrigerant and a hot gas supply pipe 35 for supplying the refrigerant discharged from the compressor 11 to the evaporator 6 by bypassing the condenser 12 are provided. Each of the refrigerant suction pipe 33, the refrigerant supply pipe 34, and the hot gas supply pipe 35 has a telescopic part 36 (see FIG. 1) that can expand and contract in the direction in which the unit base 14 is pulled out. Base 1
4 behind. The arrangement space of the expansion and contraction portion 36 also has a role as a passage for cooling air of the refrigerator.

As described above, in the embodiment of the present invention, the machine room 10 for storing the refrigeration unit such as the compressor 11 is formed on the front side of the ice making chamber 3.
Without increasing the external dimensions of the ice making plate, the falling distance of the ice falling from the ice guiding plate 9, that is, the vertical distance from the bottom of the ice making chamber 3 to the ice guiding plate 9 can be secured to be large, thereby increasing the size of the apparatus. A large amount of ice can be stored in the ice making room 3 without inviting.

Further, since the compressor 11 and the condenser 12 are arranged side by side in the width direction of the main body 1, the depth of the machine room 10 can be reduced, and thus the inside of the ice making room 3 can be reduced without increasing the size of the apparatus. More ice can be stored. Further, since the refrigeration unit such as the compressor 11 is mounted on the upper surface of the unit base 14 that is provided to be able to be drawn out into the machine room 10, maintenance and inspection of the refrigeration unit can be easily performed. Further, the condenser fan motor 13
Is arranged behind the condenser 12, the cooling air taken into the machine room 10 by the condenser fan motor 13 is passed through the rear wall 10 b of the machine room 10 to the compressor 11.
, And the compressor 11 can be cooled effectively.

Further, since the bottom of the ice making chamber 3 is formed on the bottom surface of the main body 1, the ice storage capacity can be increased without increasing the external dimensions of the main body 1. Further, a front wall surface 32 of the ice making room 3 extends obliquely upward from a front end of the bottom surface 31 of the ice making room 3 and a first front wall surface 32a extending upward from the front end of the first front wall surface 32a. The ice in the ice making chamber 3 can be easily taken out with a scoop or the like, because it is formed by the second front wall surface 32b thus formed. Furthermore, since the electrical box 15 is provided above the condenser 12, it is possible to prevent the formation of air traps above the condenser 12.

[0020]

As described above, according to the present invention, it is possible to provide an ice making device capable of storing a large amount of ice in an ice making room without increasing the size of the device.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of an ice making device according to an embodiment of the present invention.

FIG. 2 is a front view of the ice making device according to the embodiment.

FIG. 3 is a sectional view taken along the line AA in FIG. 1;

FIG. 4 is a sectional view taken along the line BB of FIG. 2;

5 is a sectional view taken along the line CC of FIG. 3;

FIG. 6 is a longitudinal sectional view of a conventional ice making device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Body, 3 ... Ice-making room, 5 ... Sprinkler, 6 ... Evaporator, 7 ...
Storage tank, 8: Circulation pump, 9: Ice guide plate, 10: Machine room, 11: Compressor, 12: Condenser, 13: Condenser fan motor, 14: Unit base.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-240540 (JP, A) JP-A-5-8372 (JP, U) Table 7-508828 (JP, A) (58) Survey Field (Int. Cl. ⁷ , DB name) F25C 1/00 F25D 19/00

Claims (3)

(57) [Claims] 1. A main body having an ice making chamber having a heat insulating structure therein, a water sprinkler provided in the ice making chamber of the main body, an evaporator provided at a lower part of the water sprinkler, and a water evaporator at a lower part of the evaporator. A tray-shaped ice storage tank provided, and an ice guide plate provided between the ice storage tank and the evaporator,
An ice making device for guiding ice separated from the surface of the evaporator to the front of the ice storage tank by the ice guide plate and storing the ice in the ice making room, wherein a machine room is formed at a lower front part of the ice making room. An ice making device, wherein a compressor for compressing the refrigerant evaporated by the evaporator and a condenser for condensing the refrigerant compressed by the compressor are arranged side by side in the width direction of the main body. 2. The ice making device according to claim 1, wherein the machine room is open toward a front side of the main body. 3. The ice making device according to claim 2, wherein a condenser fan motor for sucking cooling air is disposed on a back side of the condenser.