KR100675439B1 - A showcase of low temperature - Google Patents

Abstract

It provides a low temperature showcase with less heat effect on facilities such as a refrigerated showcase installed opposite the exhaust port.

The low temperature showcase S includes a condenser 33 and a compressor 34, a machine room 31 in which a condenser blower 35 is disposed, an intake port 37 formed on one side of the machine room 31, and And an exhaust port 46 formed on a side surface separate from the one side surface of the machine room 31, and a plurality of louvers 47 and 48 provided on the exhaust port. 35 sucks outside air from the inlet 37 into the machine room 31, cools the condenser 33, and exhausts it out of the exhaust port 46. As shown in FIG.

The louver 47 on the right guides the exhaust direction to the right, and the louver 48 on the left guides the exhaust direction to the left.

Description

Low Temperature Showcase {A SHOWCASE OF LOW TEMPERATURE}

The present invention relates to a low temperature show case which intakes from one side of a machine room and exhausts from the other side.

Low-temperature showcases such as conventional refrigerated showcases and freezer showcases of this kind are described, for example, in Japanese Patent Application Laid-Open No. 8-178506 (F25D19 / 00), and are disposed in convenience stores and the like.

This low temperature showcase will be described with reference to FIG.

Fig. 9 is a layout view of a conventional low temperature showcase, in which (a) is a diagram of a first arrangement sequence, and (b) is a diagram of a second arrangement sequence.

The low temperature showcase 01 used for the dessert case or the like is arranged at the terminal portion of the heat of the showcase L (including uncooled), the so-called gondola end, or arranged in isolation. It may be installed.

As shown in Figs. 9A and 9B through the low temperature showcase 01 and the passage, a refrigerated showcase R or a gondola shelf G is arranged. have.

As shown by the arrow, the low temperature showcase 01 sucks outside air from the intake port 02, cools the condenser and the compressor in the machine room, and exhausts heat from the exhaust port 03 to the outside.

However, the heat exhausted from the low temperature showcase 01 may be ejected toward the refrigerated showcase R facing the exhaust port 03 of the low temperature showcase 01, resulting in poor cooling of the refrigerated showcase R.

In particular, the temperature of the lower part of the showcase of the refrigerator showcase R may rise.

An object of the present invention is to provide a low-temperature showcase with less heat effect on facilities such as a showcase provided opposite the exhaust port.

The low temperature showcase (S) of the present invention cools the display chamber (14), the cooler (21) for cooling the display chamber, the condenser (33), the compressor (34), and the condenser, which form a refrigerating cycle together with the cooler. A condenser blower 35, a machine chamber 31 in which the above condenser, a compressor, and a condenser blower are arranged, and an air inlet 37 formed on one side of the machine chamber are provided.

In the low temperature showcase of the invention as set forth in claim 1 of the present application, an exhaust port 46 formed on a side surface separate from the one side surface of the machine room and a plurality of louverss provided in the exhaust port are provided. And (48), the condenser blower sucks outside air from the intake port into the machine room, cools the condenser, and exhausts it out of the exhaust port.

In addition, the louver is guided so that the one disposed on the right side inclines the exhaust direction to the right, while the louver guides the one arranged on the left side inclined the exhaust direction to the left.

In addition, in the low temperature showcase of the invention according to claim 1 of the present application, the main exhaust pipe formed on the side opposite to the one side surface of the machine room, the plurality of main exhaust pipe louvers provided in the main exhaust pipe, and the machine room And a side exhaust port 61 formed on the side of the horizontal side of the one side surface, and a side exhaust vent louver 62 provided on the side exhaust port, and the condenser blower sucks outside air into the machine room from the suction port. After cooling, the condenser is exhausted from the main exhaust and side exhaust.

In addition, the main exhaust louver is guided so that the exhaust direction is inclined to the right side, and the exhaust exhaust louver is inclined to the left side. It is guided to incline in the direction of the right side or the left side of.

In addition, in the low temperature showcase of the invention according to claim 2 of the present application, the auxiliary exhaust mechanism 38 formed on one side where the inlet is formed, and the main exhaust mechanism formed on a side surface separate from the one side described above of the machine room; And an auxiliary exhaust louver 42 provided in the secondary exhaust pipe, and the condenser blower sucks outside air into the machine room to cool the condenser and exhausts it from the secondary exhaust pipe and the main exhaust pipe.

In addition, the auxiliary exhaust pipe is freely opened and closed, and the secondary exhaust louver guides the exhaust direction to be inclined to the opposite side to the inlet exhaust arrangement side.

In addition, in the low temperature showcase of the invention according to claim 1, the exhaust port does not necessarily need to be disposed opposite the intake port, but can also be formed on the side surface on the horizontal side of one side where the intake port is formed.

In the low temperature showcase of the invention according to claim 2 in the same manner, the main exhaust port does not necessarily have to be disposed opposite the inlet port, but can also be formed on the horizontal side of one side where the inlet port is formed.

(Example)

Next, one embodiment of the low temperature showcase according to the present invention will be described with reference to FIGS.

1 is a front view of a low temperature showcase according to the present invention, FIG. 2 is a cross-sectional view of a low temperature showcase, FIG. 3 is an exploded perspective view of an inlet side of a low temperature showcase, FIG. 4 is an exploded perspective view of an exhaust port side of a low temperature showcase, and FIG. Fig. 6 is a plan sectional view of the machine room of the low temperature showcase, and Fig. 7 is a plan sectional view of the machine room of the low temperature showcase in a state different from the exhaust direction in Fig. 6.

8 is a layout view of the low temperature showcase, in which (a) is a diagram of the first arrangement sequence, and (b) is a diagram of the second arrangement sequence.

2, the part of the upper cold air flow path is shown as a side view.

2, 6 and 7, the illustration of the air filter is omitted.

The low temperature showcase (S) used for the dessert case, etc. has a horizontally long rectangular container-shaped heat insulating wall (1) having an open top surface, and a side plate (2) mounted on one side in the left and right direction of the heat insulating wall (1); And a heat insulating ceiling wall (4), and the like, which are arranged between the upper end of the vertical cooling pipe (3) and the side plate (2) and the vertical cooling pipe (3) facing the transparent side plate (2).

A partition ceiling plate 7 is arranged at a lower side of the insulation ceiling wall 4 at intervals, and the partition ceiling plate 7 and the insulation ceiling wall 4 are upper cooling air passages 8, and an upper cooling passage ( The terminal part of 8) communicates with the upper end of the vertical cooling engine 3 continuously.

In addition, the bottom plate 11 is attached to the bottom wall 1a of the heat insulation wall 1 at intervals, and the bottom cold air passage 12 is formed between the bottom wall 1a and the bottom plate 11.

The terminal portion of the lower cold air flow passage 12 is connected to the lower end of the vertical cold engine 3 in succession.

The space enclosed by the side plate (2), the longitudinal cold pipe (3), the partition ceiling plate (7), and the bottom plate (11) consists of a display chamber (14) as a storage compartment, and the display shelf (14) has multiple shelves. 16) is arranged.

The front and rear surfaces of the display chamber 14 are opened so that the front opening opening 17 and the rear opening opening 18 are formed, and the display room 14 can store or take out goods.

The cooler 21 and the cooler blower (not shown) are provided in the lower cold air flow path 12, and when a cooler blower starts, it blows in the direction of the arrow shown in FIG.

That is, the air cooled by the cooler 21 flows into the vertical cooling pipe 3, rises, and flows into the upper cold air flow passage 8.

The cold air flowing into the upper cold flow passage 8 is discharged downward from the cold air discharge ports 24 formed before and after the upper cold flow passage 8 (left and right in FIG. 2), and the front opening 17 of the display chamber 14 and An air curtain is formed in the rear opening 18.

Then, the suction port 26 formed at the front end and the rear end of the bottom plate 11 is sucked into the lower cold air flow passage 12 and returns to the cooler 21.

In this manner, the display chamber 14 is cooled by circulating air.

Moreover, the machine room 31 is provided below the heat insulation wall 1, and the condenser 33, the compressor 34, and a pair of condenser blowers 35 are arrange | positioned inside the machine room 31. As shown in FIG.

The condenser 33 and the compressor 34 together with the cooler 21 constitute a refrigeration cycle.

In addition, an inlet port 37 is formed on the right side in FIG. 6 on the rear surface of one side of the machine room 31, and a sub-exhaust port 38 is formed on the left side on the horizontal side of the inlet port 37. As shown in FIG.

The air intake port 37 is provided with an air filter 39.

On the other hand, the shielding plate 41 which shields the distribution pipe 38 is detachably attached to the auxiliary pipe 38, and the auxiliary pipe louver 42 is arrange | positioned on the outer side of this shielding board 41. As shown in FIG.

The ventilation grille 44 covers the outside of the air filter 39 and the auxiliary exhaust louver 42.

In addition, a main exhaust port 46 is formed on the front surface of the machine room 31.

In addition, in this specification, the arrangement side of the main exhaust port 46 is made into the front side.

The main exhaust pipe 46 is provided with a main exhaust pipe louver 47 on the right side and a main exhaust pipe louver 48 on the left side.

The main exhaust louver 47 and 48 have an integral structure with the front panels 52 and 53 provided with a plurality of exhaust holes 51.

The main exhaust gas louver 47 on the right side is formed larger than the main exhaust gas louver 48 on the left side.

The right side surface of the machine room 31 is covered with the side plate 56.

In addition, the side surface exhaust port 61 is formed in the left side surface of the machine room 31, the side exhaust pipe louver 62 is provided, and the ventilation grill 63 covers the outer side.

As shown in FIG. 7, when the shield plate 41 is not attached to the sub-exhaust port 38, when the condenser blower 35 is operated, the outside air is discharged from the inlet port 37 while filtering by the air filter 39. The air is sucked into the 31 and the air condenser 33 and the compressor 34 are cooled by air, and exhausted from the main exhaust port 46, the side exhaust port 61, and the auxiliary exhaust port 38.

However, as described above, the left and right main exhaust pipe louvers 47 and 48 are provided in the main exhaust pipe 46, and the right side main exhaust pipe louver 47 has the right side as the guide plates 47a are directed toward the front side. It is inclined as much as possible to guide the exhaust direction to the right.

On the other hand, the main exhaust pipe louver 48 on the left is inclined so that each guide plate 48a is left toward the front side, and guides the exhaust direction to the left.

In addition, the side exhaust louver 62 of the side exhaust port 61 is inclined so that each guide plate 62a becomes the front side toward the left side in the state of FIG. 6, while each guide plate 62a is leftward in the state of FIG. It is inclined to the rear side as it goes.

As shown in Figs. 6 and 7, the side exhaust louver 62 configured as described above guides the exhaust to be inclined front or inclined rear, that is, the exhaust direction is inclined to the right side or the left side of the side exhaust port 61.

The side exhaust louver 62 can be inverted up and down to guide the exhaust forward or inclined backward.

In addition, the louver 42 for the exhaust pipe of the auxiliary pipe 38 is inclined so that each guide plate 42a becomes the left side toward the rear side, thereby guiding the exhaust to the left rear side, and the heat exhausted from the auxiliary pipe 38 is again inlet ( 37) to prevent inhalation.

When the shielding plate 41 is attached, the sub-discharge mechanism 38 is closed, and as shown in FIG. 6, it is not exhausted from the sub-discharge mechanism 38.

Thus, the low temperature showcase S may be arranged as shown in Figs. 8 (a) and 8 (b).

In the case shown in Fig. 8A, the main exhaust pipe 46 of the low temperature showcase S faces the refrigerated showcase R. As shown in Figs.

However, the exhaust from the main exhaust pipe 46 is guided to the inclined left side or the inclined right side by the left and right main exhaust louvers 47 and 48 along the passage between the low temperature showcase S and the refrigerated showcase R. Flowing and going directly to the refrigerated showcase (R) is rare.

Moreover, it is also exhausted from the side exhaust port 61 and the auxiliary exhaust port 38, and the amount of exhaust gas from the main exhaust port 46 can be reduced.

In addition, in the case shown in Fig. 8B, the side exhaust port 61 also faces the refrigeration showcase R. As shown in Figs.

Even in such a case, since the exhaust from the side exhaust port 61 is inclined front or inclined rear, the direct exhaust of the exhaust to the refrigeration showcase R is reduced.

Moreover, the shielding plate 41 is detachably attached to the sub-discharge mechanism 38, and it is opened and closed freely, and the exhaust from the sub-discharge mechanism 38 can be stopped as needed.

Therefore, it is possible to prevent the so-called short circuit from which the exhaust from the sub-exhaust mechanism 38 is sucked from the intake port 37 again.

As mentioned above, although embodiment of this invention was described in detail, this invention is not limited to the above-mentioned embodiment, It is possible to make various changes within the range of the summary of this invention described in the claim.

Modifications of the present invention are illustrated below.

(1) In the embodiment, two main exhaust pipe louvers 47 and 48 are provided in the main exhaust pipe 46, but three or more exhaust pipes may be provided.

In addition, the sizes of the main exhaust pipe louvers 47 and 48 can also be appropriately changed.

(2) In the embodiment, the opening and closing of the auxiliary exhaust mechanism 38 is performed by attaching and detaching the shielding plate 41, but may be performed by other means.

(3) In the embodiment, the main exhaust louver 47 and 48, the side exhaust louver 62 and the secondary exhaust louver 42 are fixed louvers, but can also be used as movable louvers.

(4) In the embodiment, the side exhaust louver 62 is separate from the ventilation grill 63, but can be configured integrally.

However, if it separates, it is possible to simply change the direction of exhaust by inverting the side exhaust louver 62 which is a fixed louver up and down.

(5) In the embodiment, the main exhaust pipe louvers 47 and 48 are formed integrally with the front panels 52 and 53, but may be formed separately.

(6) In the embodiment, the low-temperature showcase S is a dessert case, but can also be used for applications other than the dessert case. The structure of the display room 14 can be changed as appropriate.

For example, although the display room 14 is open, it is also possible to install doors.

In addition, the arrangement | positioning of the cooler 21, etc. can also be changed suitably.

(7) It is not necessary to install all the main exhaust, side exhaust, and secondary exhaust.

In addition to the main exhaust, the side exhaust, and the secondary exhaust, it is also possible to provide a separate exhaust means, for example, a pipe for exhausting upward of the low temperature showcase S.

(8) The arrangement and quantity of condensers, compressors and blowers for condensers can be changed as appropriate.

(9) In the embodiment, the side exhaust port is formed on the left side of the machine room, but may be formed on the right side of the machine room.

According to the invention described in claim 1 of the present invention, the right louver provided in the exhaust port is guided to incline the exhaust direction to the right, and the left louver is guided to incline the exhaust direction to the left.

Therefore, even if equipment such as a refrigerated showcase is disposed to face the exhaust port, the exhaust of the machine room is dispersed to both sides without facing the refrigerated showcase or the like.

As a result, the influence of heat on facilities such as refrigeration showcases which are arranged opposite the exhaust port is reduced.

Further, according to the invention of claim 1, the main exhaust pipe and the side exhaust pipe are provided, and the side exhaust louver is guided so that the exhaust direction is inclined in the direction of the right side or left side of the side exhaust pipe.

Therefore, even when equipment such as a refrigerated showcase is arranged not only for the main exhaust but also for the side exhaust, exhaust from the side exhaust flows to the side of the refrigerated showcase rather than to the refrigerated showcase.

As a result, the influence of heat on facilities such as refrigerated showcases that are arranged opposite the side vents is reduced.

Further, according to the invention of claim 2, a sub-discharge mechanism is provided on one side where the intake port is formed, and the sub-discharge device is freely opened and closed, and the sub-loudspeaker louver guides the exhaust direction to the opposite side to the intake port arrangement side. Doing.

Therefore, when the exhaust amount from the main exhaust pipe is small, the secondary exhaust pipe can be opened and exhausted from the secondary exhaust pipe.

When the refrigeration showcase or the like is installed opposite the main exhaust, the secondary exhaust can be opened to reduce the amount of exhaust from the main exhaust, thereby reducing the heat effect on the facility such as the refrigeration showcase.

In addition, the auxiliary exhaust mechanism is provided with a secondary exhaust louver, and the exhaust direction is guided so as to be inclined to the side opposite to the inlet exhaust arrangement side, so that the short circuit can be prevented.

In addition, when the exhaust gas can be sufficiently exhausted from the main exhaust pipe, the secondary exhaust pipe can be blocked to reliably prevent the short circuit.

1 is a front view of a low temperature showcase according to the present invention;

2 is a cross-sectional view of the low temperature showcase;

3 is an exploded perspective view of the assembly of the inlet side of the low temperature showcase;

4 is an exploded perspective view of the assembly of the exhaust port side of the low temperature showcase;

Fig. 5 is a plan sectional view of the louver for main exhaust pipe;

6 is a plan sectional view of the machine room of the low temperature showcase;

Fig. 7 is a plan sectional view of the machine room of the low temperature showcase, in a state different from the exhaust direction in Fig. 6;

8 is a layout view of the low temperature showcase, in which (a) is a drawing of a first arrangement and (b) is a drawing of a second arrangement.

Fig. 9 is a layout view of a conventional low temperature showcase, in which (a) is a diagram of a first arrangement sequence, and (b) is a diagram of a second arrangement sequence.

Explanation of symbols on the main parts of the drawings

S. Low Temperature Showcase

14. Showroom

21. Chiller

31. Machine room

33. Condenser

34. Compressor

35. Condenser Blower

37. Intake vent

38. Distribution system

42. Louver for louver

46. Main drain

47,48. Main louver louver

61. Side exhaust

62. Side exhaust louver

Claims (2)

In the low temperature show case disposed opposite the cold show case, A display chamber, a cooler for cooling the display chamber, a condenser and compressor constituting a freezing cycle together with the cooler, a condenser blower for cooling the condenser, and a machine room in which the condenser, compressor, and condenser blower are disposed; A main exhaust port formed on one side surface of the machine room opposite to the one side surface of the machine room; a main exhaust port louver provided at the main exhaust port; and one side surface of the machine room. The side exhaust port provided in the side surface of the horizontal side, and the louver for the side exhaust port provided in this side exhaust port, The said condenser blower sucks outside air into the machine room from the said suction port, and cools a condenser after the said, It exhausts from the main exhaust port and the side exhaust port, and the said main exhaust port louver is arrange | positioned at the right side, The incense direction is guided to the right side, while the one disposed on the left side guides the exhaust direction to the left side, and the side exhaust port louvers incline the exhaust direction to the right or left side of the side exhaust port. The low temperature showcase, characterized in that the exhaust is not directed to the refrigerated showcase disposed opposite to the main exhaust and side exhaust. The method of claim 1, On one side of the machine room in which the suction port is formed, an auxiliary pipe is formed together with the air inlet port, and the auxiliary pipe can be opened and closed freely, and the auxiliary louver for the auxiliary pipe installed in the secondary pipe has an exhaust direction and the arrangement side of the air inlet port. A low temperature showcase characterized by guiding inclined to the opposite side.