JPH08313140A - Article treating device equipped with endless conveyor - Google Patents

Abstract

PURPOSE: To improve the efficiency of cooling and the like without inviting the enlargement of size of a fan or the increase of number of provided parts. CONSTITUTION: A cylindrical inside bulkhead 32 is provided rotatably in a treating housing 20. A large size outside bulkhead 33 is provided at the outside of the inside bulkhead 32 while a treating space 36 is formed between the inside bulkhead 32 and the outside bulkhead 33. The treating space 36 receives an endless conveyor 34 for transferring food stuff while the guide member of the endless conveyor 34 is also provided in the treating space 36. Further, the treating space 36 is provided with an air treating means 40, supplying cooling air to the food stuff. On the other hand, an outside vertical pipeline 56 is provided along the outside bulkhead 33 while the outside vertical pipeline 56 is provided with nozzles N2 toward the direction of the guide member. In addition, the outside vertical pipeline 56 is connected to both of a washing water supplying means for supplying washing water and an air supplying means, taking a part of cooling air out of the treating space 36 and supplying it, so as to be switchable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an article processing apparatus for subjecting a moving article placed on an endless conveyor to processing such as freezing, and more particularly to measures for improving processing efficiency such as freezing.

[0002]

2. Description of the Related Art Conventionally, in an article processing apparatus for freezing food, as disclosed in Japanese Patent Publication No. 2-43100, food is placed on an endless conveyor that spirally moves. , A vertical wind type in which cooling air is flown in the vertical direction with respect to this food, and as disclosed in Japanese Patent Publication No. 51-43894, the food is placed on an endless conveyor that spirally moves. , There is a cross-wind type that flows cooling air laterally with respect to this food.

For example, the former article processing apparatus of Japanese Patent Publication No. 2-43100 is constructed by housing an article processing means and an air processing means in a processing housing. The article processing means includes an inner partition wall rotatably supported and a large outer partition wall having a predetermined distance from the inner partition wall. Is spirally wound and stored. The air processing means includes a cooler and a fan, and is configured to generate cooling air and supply the cooling air to the processing space. Then, the food is placed on the endless conveyor and freezes while spirally moving up in the processing space in which the cooling air flows.

In the above-mentioned article processing apparatus, since it is necessary to clean the processing housing and the endless conveyor after the freezing operation of the food, the cleaning mechanism is incorporated as disclosed in Japanese Utility Model Publication No. 10542/1992. Some are out. In this cleaning mechanism, an inner vertical pipe is arranged along the inner partition wall, and a cleaning water supply means is connected to the inner vertical pipe. Then, the cleaning water is sprayed from the nozzle of the inner vertical pipe into the processing space to clean the processing space, and the cleaning water is sprayed from other cleaning pipes connected to the cleaning water supply means to various parts of the processing housing. I try to wash it.

[0005]

In the above-mentioned article processing apparatus, the vertical wind type constantly supplies a vertical wind of 2.7 m / s to the processing space, and the horizontal wind type 5. Only a cross wind of 0 m / s was constantly supplied to the processing space. Therefore, the processing capacity is constant,
There was a problem that the cooling efficiency was not always sufficient.

Therefore, as a means for improving the cooling efficiency, a method of increasing the fan air volume or a method of providing an additional air duct by providing a separate refrigerating device can be considered.
However, these means have a problem that the size of the fan is increased and the number of equipment parts is increased, resulting in an increase in cost.

The present invention has been made in view of the above points, and does not cause an increase in the size of a fan or an increase in equipment parts.
The purpose is to improve the efficiency of cooling and the like.

[0008]

Means for Solving the Problems In order to achieve the above object, the means taken by the present invention is to supply a part of processing air to a processing space by using a cleaning pipe. is there.

[0009] Specifically, in the means taken by the invention according to claim 1, first, a cylindrical inner partition wall (32) is erected inside the processing housing (20) of the article (11), and the inner partition wall is provided. (3
On the outside of 2), a large outer partition wall (33) is installed upright with a predetermined distance from the inner partition wall (32) so that a processing space (36) for the article (11) is formed. Then, the processing space (3
An endless conveyor (34) on which the article (11) is placed and which conveys the article (11) is housed by spirally winding the inner partition wall (32) in the storage space (36). ) Includes a guide member (3 that guides the spiral movement of the endless conveyor (34).
7) is provided. Furthermore, an air treatment means (40) for supplying the treatment air for the article (11) to the treatment space (36) is provided. On the other hand, a piping system (50) having a plurality of nozzles toward the processing space (36) is provided. In addition, in the piping system (50), cleaning water supply means (5A) for supplying the cleaning water to the piping system (50) so as to inject the cleaning water from the nozzle into the processing space (36), An air supply means (60) for supplying the processing air to the piping system (50) so as to inject the processing air from the nozzle into the processing space (36) is switchably connected.

Further, the means taken by the invention according to claim 2 is that in the invention according to claim 1, the piping system (50) is
An outer vertical pipe (56) is provided along the outer partition wall (33), and the outer vertical pipe (56) is provided with a nozzle (N2) directed toward the guide member (37) to treat the cleaning water and the treatment water. It is configured so as to switch injection with air.

The means taken by the invention according to claim 3 is that in the invention according to claim 1, the piping system (50) is
An inner vertical pipe (55) provided along the inner partition wall (32) and supplied with only cleaning water is provided, and a nozzle (N1) directed to the processing space (36) is provided in the inner vertical pipe (55). It has a specific configuration.

The means taken by the invention according to claim 4 is the air supply means (60) according to the invention of claim 1 above.
Is configured to take out a part of the processing air supplied to the processing space (36) by the air processing means (40) and supply it to the piping system (50).

The means taken by the invention according to claim 5 is that in the invention according to claim 1, the processing space (36) is
A vertical air flow is formed so that the treatment air flows in from the upper portion and flows out from the lower portion.

The means taken by the invention according to claim 6 is the inner vertical pipe (55) according to the invention of claim 3 above.
Is configured to be switchably connected to a cleaning water supply means (5A) for supplying cleaning water and an air supply means (60) for supplying treated air.

Further, the means taken by the invention according to claim 7 is that in the invention according to claim 1, 2, 3 or 6, the nozzles (N1, N2) are configured so that the injection direction can be changed. is there.

[0016]

With the above construction, in the invention according to claim 1,
First, when the treatment of the article (11) is started, the treatment air is supplied from the air treatment means (40) to the treatment space (36). For example, the inside air of the processing housing (20) is sucked and cooled to generate cooling air. This cooling air flows through the processing space (36), and particularly, in the invention according to claim 5,
This operation is repeated by inflowing from the upper part of the processing space (36), flowing under the processing space (36), flowing out from the lower part of the processing space (36) and returning to the air processing means (40).

On the other hand, the endless conveyor (34) is connected to the processing space (3
6) is moved, and for example, the rotation of the inner partition wall (32) causes the endless conveyor (34) to move. When the endless conveyor (34) runs, the article (11) is placed on the endless conveyor (34), and the article (11) spirally moves up in the processing space (36). During this move,
Since the processing air, for example, cooling air flows in the processing space (36) in the vertical direction, the article (11) is exposed to the cooling air and freezes.

At the time of processing the above-mentioned article (11), the processing air is supplied to the piping system (50). Specifically, in the invention according to claim 4, one of the cooling air inside the processing housing (20) is supplied. Parts are supplied to the piping system (50). Then, this cooling air is jetted from the nozzle into the processing space (36). Specifically, in the invention according to claim 2, the cooling air is supplied to the outer vertical pipe (56) and jetted from the nozzle (N2) toward the guide member (37).

The injected cooling air is supplied to a predetermined range, and the mainstream cooling air flowing through the processing space (36) is disturbed. At the same time, since the article (11) moves to the supply range of the cooling air from the nozzle (N2), the article (1
The temperature boundary layer formed on the surface of 1) is disturbed and cooling is promoted. Moreover, since the cooling air is jetted from the lower side of the endless conveyor (34), the cooling air hits the lower surface of the article (11) and the article (11) is uniformly cooled as a whole.

On the other hand, when the processing of the article (11) is completed, for example, when the work of the day is completed, the inside of the processing housing (20) is cleaned. At that time, when the cleaning water is supplied from the cleaning water supply means (5A) to the piping system (50), in particular, in the invention according to claim 2, the outer vertical piping (5
The washing water is supplied to 6), and the washing water is sprayed from the nozzle (N2). Then, the cleaning water jetted from the outer vertical pipe (56) is jetted to the guide member (37) to wash the guide member (37).

Further, in the invention according to claim 6, the processing air is supplied also to the inner vertical pipe (55) to disturb the mainstream processing air flowing through the processing space (36) to further improve the processing efficiency.
Further, in the inventions according to claims 3 and 6, cleaning water is also supplied to the inner vertical pipe (55), and the cleaning water is jetted from the nozzle (N1). Then, the cleaning water ejected from the inner vertical pipe (55) cleans the inner surface of the outer partition wall (33) and the like.

Further, in the invention according to claim 7, the direction of the nozzle (N2) for each outer vertical pipe (56) or the nozzle (N2) of all the outer vertical pipes (56) is changed, and the inner vertical pipe is further changed. (55)
Also change the direction of the nozzle (N1) of. That is, the nozzle (N2) of the outer vertical pipe (56) is directed toward the guide member (37) when the cleaning water is sprayed, and toward the movement trajectory direction of the article (11) when the treated air is sprayed. . This improves the cleaning efficiency and the processing efficiency.

[0023]

Therefore, according to the inventions according to claims 1 to 3, the piping system (50) for injecting cleaning water, and particularly according to the invention according to claim 2, the outer vertical piping (56). Since the treatment air is supplied to and the treatment air is jetted into the treatment space (36), the temperature boundary layer on the surface of the article (11) is disturbed and the treatment speed can be improved. Therefore, the processing efficiency can be improved.

In particular, according to the invention of claim 5, since it is a vertical wind system, the mainstream process air flows downward from above, whereas the process air from the outer vertical pipe (56) is endless. Since the processing air is jetted from below the conveyor (34) and hits the lower surface of the article (11), the article (11) is uniformly cooled as a whole, and the processing efficiency can be further improved.

Furthermore, since the processing air is supplied by utilizing the outer vertical pipe (56) of the cleaning mechanism, the increase in the number of parts can be suppressed to the minimum, and the use efficiency of each part can be improved. Can be planned.

Further, according to the invention of claim 4, since the processing air inside the processing housing (20) is used, an air duct from a separate refrigerating device is not added, and therefore the cooling fan (44). It is possible to prevent an increase in the size of the equipment and an increase in equipment parts, avoid an increase in cost, and improve the processing efficiency. Furthermore, the processing housing (2
Since the processing air inside 0) is used, there is no heat loss due to the introduction of external air or the like, and the processing efficiency of the entire apparatus can be improved.

Further, according to the invention of claim 6, the process air is supplied also to the inner vertical pipe (55), so that the process air from the inner vertical pipe (55) is treated in the process space (3).
6) Because the mainstream process air flowing through can be disturbed,
As a result, it is possible to further improve the processing efficiency.

Further, according to the invention of claim 7, since the directions of the nozzle (N2) of the outer vertical pipe (56) and the nozzle (N1) of the inner vertical pipe (55) can be changed, the outer vertical pipe can be changed. Since the nozzle (N2) of (56) can be directed toward the guide member (37) when injecting cleaning water, and can be directed toward the movement trajectory direction of the article (11) when injecting treated air, the cleaning can be performed. Efficiency and processing efficiency can be improved at the same time.

[0029]

Embodiments of the present invention will now be described in detail with reference to the drawings.

-Structure- As shown in FIGS. 1 and 2, the article processing apparatus (10) is a vertical-winding type processing apparatus for freezing a food (11) as an article, and is a processing housing (20). The air treatment means (40) is provided in addition to the cooling treatment means (30) housed in the. The processing housing (20) is a substantially rectangular housing and is made of a heat insulating material.

The air treatment means (40) is a refrigerator (41).
And is provided on one side surface of the processing housing (20). Although not shown, the refrigerator (41) includes a compressor, a condenser, an expansion mechanism and an evaporator, and a cooler (42) accommodating the evaporator is installed inside the processing housing (20). Has been done.

The cooler (42) has a chamber (43) at the top.
Two cooling fans (44) are attached through the air-conditioning unit, and after sucking the internal air of the processing housing (20) from the lower part to cool the cooling air, the cooling air as the processing air is cooled by the cooling fan (44). It is blowing toward.

The cooling means (30) has a rotating shaft (31).
An inner bulkhead (32) connected to the process housing (20)
And an endless conveyor (34).

As shown in FIGS. 3 and 4, the rotary shaft (31) is formed of a hollow shaft and is provided in the vertical direction, and the drive mechanism (35) is connected to the rotary shaft (31). The lower part of the rotating shaft (31) has a supporting member (3) attached to the processing housing (20).
While it is rotatably supported by a), the upper part is an outer partition (3
It is rotatably supported by a support member (3b) attached to 3).

The drive mechanism (35) is composed of a motor (3c), sprockets (3d, 3e) for connecting the rotation shaft (31) to the motor (3c), and a chain (3f).

The inner partition wall (32) is formed by closing the upper surface of a cylindrical side surface plate (3g) by an upper surface plate (3h), and a rotary shaft (31) is provided at the center of the inner partition wall (32). Penetrates. The upper plate (3h) of the inner partition wall (32) is attached to the rotating shaft (31), while the lower part of the inner partition wall (32) is connected to the rotating shaft (31) via a connecting member (3i). . The inner partition wall (32) is configured to rotate together with the rotation shaft (31).

The outer partition wall (33) is formed by attaching a cylindrical side plate (3j) to a fixed column (3k), and is rotated at the upper end of the fixed column (3k) via a connecting member (3m). The support member (3b) of the shaft (31) is connected. Above side plate (3j)
Is formed to have a larger diameter than the side plate (3g) of the inner partition wall (32) so that there is a predetermined space between the inner partition wall (32) and the outer partition wall (33). And, a processing space (36) for cooling the food (11) between the inner partition wall (32) and the outer partition wall (33).
Is formed.

Although not shown, the endless conveyor (34) is formed in a mesh shape that can be expanded and contracted in the width direction, and extends from the carry-in section (12) to the carry-out section (13) of the food (11). Is provided. The endless conveyor (34) is introduced into the inside of the processing housing (20) from a carry-in part (12) located on the side of the processing housing (20), and an inner partition wall (32) is introduced from the lower part of the processing space (36). The processing space (36) is spirally wound, rises in the processing space (36), and is once drawn out to the carry-out section (13) located on the side of the processing housing (20). Then, the endless conveyor (34) is introduced again into the processing housing (20) from the carry-out section (13) and is led out to the carry-in section (12) via the tension roller (14) as shown in FIG. are doing.

The outer partition wall (33) has a processing space (36).
A large number of guide members (37) extending to the.
The guide member (37) guides the endless conveyor (34) when the endless conveyor (34) moves upward in a spiral shape, and extends from the fixed column (3k) toward the inner partition wall (32). It is protruding.

Therefore, the endless conveyor (34) is
The processing space (36) spirally travels from the carry-in section (12), for example, the inner partition wall (32) is wound 12 times, moves to the carry-out section (13), and moves from the carry-out section (13). You will be traveling to (12). Then, the cooling air from the air treatment means (40) flows into the treatment space (36) from the upper portion and forms a vertical flow toward the lower portion. Further, the food (11) moves in the cooling air flowing in the lower part of the processing space (36) as the endless conveyor (34) travels, and the food (11) freezes during the movement. There is.

A partition plate (1) is provided between the cooler (42) and the outer partition wall (33) to vertically partition the inside of the processing housing (20) so that cooling air flows through the processing space (36).
5) is provided.

Further, the article processing apparatus (10) includes a piping system (5) for cleaning the inside of the processing housing (20).
0) is provided. The piping system (50) is provided with a main piping (51), a branch piping (52) branched from the main piping (51) and extending to a cooling processing means (30), and a branch piping (54) to which a sprinkler (53) is attached. ) And a cleaning water supply means (5A) is connected to the main pipe (51). As shown in FIG. 2, the carry-in section (12) for the food (11)
A cleaning device (5B) for cleaning the endless conveyor (34) is provided in the.

As shown by the circles in FIGS. 3 and 5, a plurality of the sprinklers (53) are arranged and configured to inject the cleaning water into the processing housing (20) or the like, and the branch pipe (54). As shown in FIG. 2, a first opening / closing valve (S1) is provided in the.

On the other hand, the branch pipe (52) extending to the cooling processing means (30) is provided with a second opening / closing valve (S2) and is branched into a plurality of branches. Furthermore, the branch pipe (52)
Is an internal vertical pipe (55) attached to the internal bulkhead (32)
And the outer vertical pipe (56) attached to the outer partition wall (33) are connected to each other, and the branch pipe (52) to which the inner vertical pipe (55) is connected is provided with a third opening / closing valve (S3).

As shown in FIGS. 4 and 6, two inner vertical pipes (55) are provided at opposite positions, and extend vertically along the side plate (3g) of the inner partition wall (32). Attached to the inner partition wall (32). A communication pipe (57) is connected to an upper end of the inner partition wall (32), and the communication pipe (5) is connected.
7) is connected to the branch pipe (54) and the rotary shaft (3
After penetrating the upper part of 1), it is branched into two parts on the left and right and connected to the inner vertical pipe (55). Although not shown, the communication pipe (57) is divided into a fixed side and a rotating side above the rotating shaft (31). Therefore, the inner vertical pipe (55) rotates as the inner partition wall (32) rotates.

Further, the inner vertical pipe (55) is provided with a plurality of nozzles (N1) corresponding to the respective stages of the endless conveyor (34). The processing space (36) is exposed from the opening formed in the partition wall (32). The inner vertical pipe (55) is configured to spray cleaning water onto the inner surface of the outer partition wall (33) and clean the inner surface of the outer partition wall (33).

As shown in FIGS. 4 and 6, the outer vertical pipes (56) are provided at four intervals of 45 degrees and are arranged along the fixed columns (3k) of the outer partition walls (33). And extends vertically and is attached to the outer partition wall (33), and the upper end of the outer partition wall (33) is connected to the branch pipe (52). That is, the outer vertical pipe (56) is fixed together with the outer partition wall (33).

Further, the outer vertical pipe (56) is provided with a plurality of nozzles (N2) corresponding to each stage of the endless conveyor (34). The processing space (36) is exposed from the opening formed in the partition wall (33) toward the guide member (37). In particular, the nozzle (N2), as shown in FIG.
The washing water is sprayed from the front to the rear in the traveling direction of 4) and has a predetermined angle range. Moreover, as shown in FIG. 8, the nozzle (N2) has a guide member (3
The cleaning water is set to be sprayed obliquely upward from the lower side of 7), and the cleaning water is sprayed to the guide member (37) to clean the guide member (37).

As shown in FIG. 1, an air supply means (60), which is a feature of the present invention, is connected to the main pipe (51). The air supply means (60) is a supply fan (61).
The duct (62) is connected to the suction side and the air pipe (63) is connected to the discharge side, and the air pipe (63) is connected to the main pipe (51).
It is connected to the. On the other hand, the duct (62) is introduced inside the processing housing (20). Then, the air supply means (60) takes out a part of the cooling air inside the processing housing (20) by driving the supply fan (61) and supplies it to the main pipe (51) of the pipe system (50). Is configured.

The main pipe (51) and the air pipe (63)
Is provided with a switching mechanism (70). The switching mechanism (70) includes a first switching valve (V1) provided in the main pipe (51) and a first switching valve (V1) provided in the air pipe (63). Two switching valves (V2) are provided, and either the cooling air or the cleaning water is supplied to the outer vertical pipe (56).

That is, the nozzle (N2) of the outer vertical pipe (56) jets the washing water to the guide member (37),
When the food (11) is frozen, cooling air is passed through the guide member (3
7) That is, as shown in FIG. 8, the endless conveyor (34)
The cooling air is jetted toward the food (11) which is placed on and moves. The injection of the cooling air disturbs the temperature boundary layer formed on the surface of the food product (11) to promote cooling.

-Operation- Next, the freezing operation of the food product (11) of the article processing apparatus (10) will be described.

First, when the freezing process of the food (11) is started, the refrigerator (41) is driven and the cooling fan (44) is driven.
Drive. By driving the refrigerator (41) and the like, the cooler (42) sucks the internal air of the processing housing (20) from below and cools it to generate cooling air. This cooling air is
It blows out from the cooling fan (44) through the chamber (43) and flows in the upper part of the processing housing (20). Then, the cooling air flows into the processing space (36) from the upper part of the processing space (36) and flows downward, flows out from the lower part of the processing space (36) and returns to the cooler (42) to perform this operation. I will repeat.

On the other hand, the rotating shaft (3
When (1) is rotated, the inner partition wall (32) rotates, and the endless conveyor (34) travels and moves substantially in synchronization with the rotation of the inner partition wall (32). This endless conveyor (34)
It is introduced into the processing housing (20) from the carry-in section (12) and enters the processing space (36). Then, the endless conveyor (34) is guided by the guide member (37) in the processing space (36) and spirally travels to ascend, for example, the inner partition wall (32).
Is wound 12 times. Then, the endless conveyor (34)
Moves to the upper end of the processing space (36), exits the processing space (36) and the processing housing (20), moves to the unloading section (13), and then again from the unloading section (13) to the processing housing (20). Then, the operation is repeated by returning to the carry-in section (12).

When the endless conveyor (34) is running, the food (11) is placed on the endless conveyor (34) in the carry-in section (12), and the food (11) spirally rises in the processing space (36). Moving. During this movement, the cooling air flows in the processing space (36) in the vertical direction, so that the food (11) is exposed to the cooling air and frozen, and is carried out from the carry-out section (13). The freezing process of (11) will be performed.

When the food (11) is frozen, the cooling air is supplied to the main pipe (51) of the pipe system (50) as a feature of the present invention. That is, the first switching valve (V1) of the switching mechanism (70) is closed and the second switching valve (V2) is opened, while the second opening / closing valve (S2) is opened and the first opening / closing valve (S2) and Close the 3rd on-off valve (S3). When the supply fan (61) is driven in this state, a part of the cooling air inside the processing housing (20) is supplied to the main pipe (51). Then, this cooling air is supplied to the outer vertical pipe (56) through the branch pipe (52) and is jetted from the nozzle (N2) toward the guide member (37).

The jetted cooling air is supplied to a predetermined range, and the mainstream cooling air flowing vertically in the processing space (36) is disturbed. At the same time, the food (11) moves to the supply range of the cooling air from the nozzle (N2), so that the temperature boundary layer formed on the surface of the food (11) is disturbed and cooling is promoted. . In addition, the endless conveyor (3
Cooling air is jetted from below 4), so food (11)
The cooling air hits the lower surface of the food, and the food (11) is uniformly cooled throughout.

On the other hand, when the freezing process of the food (11) is completed, for example, when the work for one day is completed, the inside of the processing housing (20) is washed. At that time, the first switching valve (V1) is opened and the second switching valve (V2) is closed, while the first opening / closing valve (S1) to the third opening / closing valve (S3) are opened. In this state, when washing water is supplied from the washing water supply means (5A) to the main pipe (51), the washing water is jetted from the sprinkler (53) and the inner vertical pipe (5)
5) and the outer vertical pipe (56) are also supplied with cleaning water, and the cleaning water is sprayed from the nozzles (N1, N2).

The cleaning water sprayed from the sprinkler (53) cleans the inner surface of the processing housing (20) and the like, while the cleaning water sprayed from the inner vertical pipe (55) cleans the inner surface of the outer partition wall (33) and the like. Will be washed. Further, the cleaning water sprayed from the outer vertical pipe (56) is sprayed on the guide member (37) to clean the guide member (37). still,
The endless conveyor (34) itself is cleaned by the cleaning device (5B).

After cleaning after the above work,
By driving the supply fan (61) to supply air to the inner vertical pipe (55) and the outer vertical pipe (56) to inject air from the nozzles (N1, N2), the pipe system (50) The wash water may be discharged. In this case, next time, that is,
When the freezing work is started on the next day, the piping system (50) can be prevented from freezing by cooling the processing housing (20).

-Effects-As described above, according to the present embodiment, since the cooling air is supplied to the outer vertical pipe (56) for injecting the cleaning water and the cooling air is injected, the food (11 Since the temperature boundary layer on the surface of () is disturbed and the cooling rate can be improved, the cooling efficiency can be improved.

In particular, since it is a vertical wind system, the cooling air of the main flow flows from top to bottom, whereas the cooling air from the outer vertical pipe (56) is jetted from below the endless conveyor (34), Since the cooling air also hits the lower surface of the food product (11), the food product (11) is uniformly cooled as a whole, and the cooling efficiency can be further improved.

Further, since the capacity of the cooling fan (44) is not increased and the air duct from a separate refrigeration unit is not added, the cooling fan (44) is increased in size and equipment parts are increased. It is possible to prevent the increase in cost and avoid the cost increase, and improve the cooling efficiency.

Further, since the cooling air inside the processing housing (20) is used, there is no heat loss due to the introduction of external air or the like, and the cooling efficiency of the entire apparatus can be improved.

In particular, since the cooling air is supplied using the piping system (50) for cleaning, the increase in the number of parts can be suppressed to a minimum and the efficiency of use of each part can be improved. Can be planned.

-Other Embodiments-In the above embodiment, the cooling air is supplied only to the outer vertical pipe (56), but as shown by the alternate long and short dash line in FIG. The opening / closing valve (S3) may be opened to supply cooling air also to the inner vertical pipe (55). In this case, the inner vertical pipe (55) is connected to the inner partition wall (3
Since it rotates together with 2), the cooling air injected from the nozzle (N1) disturbs the mainstream cooling air flowing downward from the upper part of the processing space (36). That is, the cooling air injected from the outer vertical pipe (56) is the outer vertical pipe (56).
Since it is fixed, it will be sprayed intermittently to the moving food (11), but the cooling air from the inner vertical pipe (55) disturbs the mainstream cooling air to improve the cooling efficiency. Can be further promoted.

Further, in the above embodiment, the nozzle (N2) of the outer vertical pipe (56) has a fixed injection direction, but the nozzle (N2) of each outer vertical pipe (56), or the entire outer vertical pipe (56). The direction of the nozzle (N2) of the pipe (56) may be changed, and further the direction of the nozzle (N1) of the inner vertical pipe (55) may be changed. That is, the nozzle (N2) of the outer vertical pipe (56) is directed toward the guide member (37) when injecting cleaning water, and toward the movement trajectory direction of the food (11) when injecting cooling air. Good. As a result, cleaning efficiency and cooling efficiency can be improved at the same time.

As another embodiment of the invention according to claim 1, only the washing water is supplied to the outer vertical pipe (56), and the cooling air and the washing water are switched and supplied to the inner vertical pipe (55). Alternatively, only the outer vertical pipe (56) for switching between cooling air and cleaning water or the inner vertical pipe (55) for switching between cooling air and cleaning water may be provided. You may

Further, although the outer vertical pipe (56) and the inner vertical pipe (55) are formed by vertical straight pipes, they are arranged in a plurality of stages outside and inside the processing space (36). It may be formed with an annular pipe, that is, the nozzles (N2) and the nozzles (N1) may be provided in a plurality of annular pipes to which longitudinal pipes are connected to inject cooling air or the like. At this time, if the outer vertical pipe (56) and the inner vertical pipe (55) are provided as in the above embodiment, the pipe length is shortened and the number of parts can be reduced.

Further, as shown in FIG. 9, a crosswind type article processing device (10) may be used. That is, although not shown, an inlet for cooling air is formed on one side of the outer partition wall (33) and an outlet for cooling air is formed on the other side. Then, the cooling air flowing out from the cooling fan (44) flows above the processing housing (20), flows into the processing space (36) from one side of the outer partition wall (33), and traverses the processing space (36). To do. This cooling air cools the food (11) and then the outer partition (3
3) It will flow out from the other side and return to the cooler (42). Also in the article processing device (10), the outer vertical pipe (56) may be arranged to supply the washing water and the cooling air. Although not shown in FIG. 9, an inner vertical pipe (55) may also be provided to supply the wash water and the cooling air.

Although the above-mentioned embodiments have been described with respect to the article processing apparatus (10) for freezing the food (11), the present invention freezes the article to be heat treated and the articles other than the food (11). Alternatively, it may be heated.

In each embodiment, the outer vertical pipe (5
The number of 6) is not limited to four, and may be 5 or more or 3 or less, and the inner vertical pipe (55) may be 3 or more.

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram showing an article processing apparatus of the present invention.

FIG. 2 is a partially omitted perspective view showing an article processing apparatus.

FIG. 3 is a vertical sectional view of the article processing apparatus.

FIG. 4 is an enlarged vertical sectional view of cooling processing means.

FIG. 5 is a horizontal sectional view of the article processing apparatus.

FIG. 6 is an enlarged horizontal sectional view of a cooling processing means.

FIG. 7 is a cross-sectional view of the article processing apparatus.

FIG. 8 is an enlarged cross-sectional view near the nozzle of the outer vertical pipe.

FIG. 9 is a schematic configuration diagram showing an article processing apparatus of another embodiment of the present invention.

[Explanation of symbols]

 10 Article processing equipment 11 Food (articles) 20 Processing housing 30 Cooling processing means 31 Rotating shaft 32 Inner partition wall 33 Outer partition wall 34 Endless conveyor 36 Processing space 37 Guide member 40 Air processing means 42 Cooler 50 Piping system 5A Wash water supply means 51 Main Pipe 52, 54 Branch pipe 55 Inner vertical pipe 56 Outer vertical pipe N1, N2 Nozzle

Claims (7)

[Claims] 1. A cylindrical inner partition wall (32) is erected inside a processing housing (20) of the article (11), and a processing space (36) for the article (11) is provided outside the inner partition wall (32).
So that the inner partition wall (32) and a large outer partition wall (33) having a predetermined interval are erected so that the article (11) is placed in the processing space (36). ) Is carried by an endless conveyor (34)
2) is spirally wound and stored, and the processing space (36) is provided with a guide member (37) for guiding the spiral movement of the endless conveyor (34). An air treatment means (40) for supplying treatment air for the article (11) is provided, while a piping system (50) having a plurality of nozzles directed to the processing space (36) is provided, and the piping system (50) is provided. Is a cleaning water supply means (5A) for supplying the cleaning water to the piping system (50) so as to inject the cleaning water from the nozzle into the processing space (36), and the nozzle to the processing space (3).
An article processing apparatus provided with an endless conveyor, characterized in that it is switchably connected to an air supply means (60) for supplying the processing air to a piping system (50) so as to inject the processing air to 6). . 2. The article processing apparatus having an endless conveyor according to claim 1, wherein the piping system (50) includes an outer vertical pipe (56) provided along the outer partition wall (33). The pipe (56) is provided with a nozzle (N2) directed in the direction of the guide member (37) and is configured to switch and inject the cleaning water and the treated air. Processing equipment. 3. The article processing apparatus having an endless conveyor according to claim 1, wherein the piping system (50) is provided along the inner partition wall (32) and is supplied with only the cleaning water. ), And a nozzle (N1) directed to the processing space (36) is provided in the inner vertical pipe (55), the article processing apparatus having an endless conveyor. 4. The article processing apparatus provided with the endless conveyor according to claim 1, wherein the air supply means (60) takes out a part of the processing air supplied to the processing space (36) by the air processing means (40). Is configured to be supplied to a piping system (50) with an endless conveyor. 5. The article processing apparatus having an endless conveyor according to claim 1, wherein the processing space (36) forms a longitudinal air flow so that processing air flows in from an upper portion and flows out from a lower portion. An article processing apparatus provided with an endless conveyor, which is characterized in that: 6. The article processing apparatus having an endless conveyor according to claim 3, wherein the inner vertical pipe (55) supplies a cleaning water supply means (5A) for supplying cleaning water and an air supply means for supplying a processing air. (60) and an article processing apparatus having an endless conveyor, which is switchably connected to (60). 7. The article processing apparatus having an endless conveyor according to claim 1, 2, 3 or 6, wherein the nozzles (N1, N2) are configured so that the jetting direction can be changed. Article processing equipment equipped with a conveyor.