KR20120071029A - Auto cleaning apparatus and method for ice cream manufacturing device - Google Patents

Abstract

PURPOSE: An apparatus and method for automatically cleaning an ice cream making machine is provided to enable users to clean the ice cream making machine without disassembling. CONSTITUTION: An apparatus for automatically cleaning an ice cream making machine comprises the following: a water supply valve(120) attached to one side of a hopper(10) for supplying water; an air pump(140) supplying air; a level sensor(LS) attached to the upper side of the hopper for measuring the height of the water inside the hopper; a heater(130) installed inside the hopper; a drain port(150) installed on a cooling cylinder(20); a drain valve(160) mounted on the drain port; a controller(CON) controlling the water supply valve, the air pump, the level sensor, the heater, the drain port, and the drain valve; an ultrasonic sensor(110) emitting ultrasonic waves on the water, and measuring the time of the reflected ultrasonic waves on the water for measuring the water level; a contact sensor(170) contacting the water for measuring the water level; and a cooling tube installed inside the cooling cylinder; a stirring unit stirring yoghurt ice cream inside the cooling cylinder.

Description

Automatic cleaning apparatus and method for ice cream manufacturing apparatus {Auto cleaning apparatus and method for ice cream manufacturing device}

The present invention relates to an apparatus and method for washing an ice cream manufacturing apparatus, and in particular, an automatic washing apparatus for an ice cream manufacturing apparatus capable of automatically cleaning without separating or disassembling the ice cream manufacturing apparatus, thereby improving the convenience of washing. It is about a method.

Generally, as shown in FIG. 1, the ice cream manufacturing apparatus 1 is connected to a hopper 10 which is agitated by a stirrer 11 and a stock solution that is stirred by the hopper 10, while the ice cream is stored. And a cooling cylinder 20 which is input through the line 30 and then cooled and frozen.

The ice cream frozen in the cooling cylinder 20 is discharged through the discharge device 60 (see FIG. 3).

Meanwhile, the cooling cylinder 20 is cooled by circulation of a coolant, which is cooled by a cooling system not shown.

As described above, the ice cream manufacturing apparatus 1 having a plurality of parts must periodically clean the inside and the parts for hygienic management.

Conventionally, after the ice cream discharging device 60 of the cooling cylinder 20 is removed, the user directly washes the surface of the hopper 10 and the surface of the cooling cylinder 20 while supplying water to the hopper 10 through an external supply lake. .

And after separating the parts of the ice cream on the parts to be washed separately, the process was inconvenient and cumbersome problem.

In addition, there is a disadvantage that a portion not touched by people, such as the connection line 30 between the hopper 10 and the cooling cylinder 20 is not properly cleaned.

In addition, because it is washed with room temperature (about 10 ~ 30 ℃), the main component of the ice cream does not fall off the surface of the fat is not properly washed, even if the ice cream was washed, there was a problem that the microorganisms remain on the surface.

The present invention is to solve the above problems, by supplying and discharging water of a specific temperature to the hopper and the cooling cylinder to be automatically cleaned without disassembling the ice cream device ice cream that can be washed more conveniently It is an object of the present invention to provide an automatic cleaning apparatus and a method of a manufacturing apparatus.

The present invention for achieving the above object is attached to one side of the hopper 10 is a water supply valve 120 for supplying water and an air pump 140 for supplying air, and attached to the upper side of the hopper 10 Level sensor LS for measuring the height of water stored in the hopper 10, a heater 130 installed inside the hopper 10, and a drain port 150 installed in the cooling cylinder 20. And an automatic cleaning device for an ice cream manufacturing device including a drain valve 160 and a controller CON installed at the drain port 150.

In this case, the level sensor LS transmits ultrasonic waves to the water W stored in the hopper 10 and measures the elapsed time when the transmitted ultrasonic waves are reflected by the water W to receive the water W. Ultrasonic sensor 110 for measuring the height of the), and the contact type sensor 170 for measuring the height of the water (W) is in contact with the water (W) after being attached to the upper and lower portions of the hopper 10, respectively It may include.

In addition, further comprising a buzzer 180 attached to the ultrasonic sensor 110 or the contact sensor 170 or attached to the controller CON to generate a warning sound when the water W reaches a certain level. It is possible.

In addition, the cooling tube 300 is installed inside the cooling cylinder 20 and the refrigerant flows,

Further comprising a stirring unit 200 for stirring the yoghurt ice cream in the cooling cylinder 20, the stirring unit 200, and the first holder 220 which is rotationally driven in the cooling cylinder 20 and And a second holder 230 disposed to be spaced apart from the first holder 220 by a predetermined interval, and connecting the first holder 220 and the second holder 230 to each other, and the first holder 220 and the first holder 220. A stirring roller (R) for stirring the yogurt ice cream in accordance with the rotation of the two holders 230,

The cooling tube 300 is bent at the end of the inlet pipe portion 310 and the inlet pipe portion 310 which is introduced in the longitudinal direction of the cooling cylinder 20 in front of the cooling cylinder 20, the stirring roller (R) is bent at the end of the connecting tube portion 330 and the connecting tube portion 330 extending along the space between the rotational trajectory extending in the longitudinal direction of the cooling cylinder 20, the It may include a discharge tube 320 drawn out in the front .

In addition, the present invention prevents the thermal shock of the drain preparation step (S110) for attaching the drain port 150 and the drain valve 160 to the cooling cylinder 20, the hopper 10 or the cooling cylinder 20 and A preliminary preparation step (S120) for supplying room temperature water to the hopper 10 to remove large foreign matters, and a washing step for supplying water of a specific temperature to clean the hopper 10 or the cooling cylinder 20. (S130), and the sterilization step (S140) for supplying water of a specific temperature to sterilize the hopper 10 or the cooling cylinder 20 is another feature of the automatic cleaning method of the ice cream manufacturing apparatus.

In this case, the preliminary preparation step (S120) is a step of outputting an error message when the drain port 150 is attached after checking whether it is attached (S121), and when the drain port 150 is attached to the drain valve ( 160 and opening the water supply valve 120 and rotating the stirrer 11 of the hopper 10 and the stirring roller R of the cooling cylinder 20 (S122).

In addition, the washing step (S130) is a first washing step (S131) to close the drain valve 160, open the water supply valve 120 to inject water up to 80% of the height of the hopper 10, and the water Closing the supply valve 120, operating the heater 130 in the hopper 10 to heat the water stored in the hopper 10 to 55 ° C. (S132) and the heater 130. To stop the operation of the drain valve 160, and close the water supply valve 120 to discharge the water in the hopper 10 to the cooling cylinder 20 side to the hopper 10 and the cooling cylinder 20 ) May include a third washing step (S133).

In this case, it is also preferable to maintain the water stored in the hopper 10 for 1 minute after the water is heated to 55 degrees by the second washing step (S132).

In addition, after the third washing step (S133), when the first washing step (S131) to the third washing step (S133) is repeatedly performed, the hopper 10 when performing the third washing step (S133) It is also possible to inject water into the hopper 10 again after discharging to the cooling cylinder 20 side so that only water up to 10% of the height remains.

In addition, the sterilization step (S140) is the first sterilization step (S141) for discharging the water stored in the hopper 10 by opening the drain valve 160, and closes the drain valve 160 and the water supply valve 120 The second sterilization step (S142) of storing water in the hopper 10 until it becomes 85% of the height of the hopper 10, and closing the water supply valve 120 and closing the heater 130. It may include a third sterilization step (S143) to heat the water stored in the hopper 10 to 100 degrees by operating.

At this time, after the water is heated to 100 degrees by the second sterilization step (S142) it is also possible to maintain the state stored in the hopper 10 for 1 minute.

In addition, after performing the third sterilization step (S143), further comprising a fourth sterilization step (S144) of opening the drain valve 160 and closing the water supply valve 120 and at the same time stop the operation of the heater 130. It is also possible.

In addition, after performing the sterilization step (S140), further comprising a drying step (S150), the drying step (S150) while operating the air pump 140 while stopping the stirring roller (R) and the stirrer (11) However, the method may further include heating the heater 130 of the hopper 10 to 40 degrees Celsius.

In addition, after performing the drying step (S150), and further comprises a termination step (S160), the termination step (S160) is a termination alarm sending step (S161) to inform the end of the automatic cleaning, the drain valve 160 and drain It may further include a separation alarm transmission step (S162) indicating the separation of the port 150.

According to the present invention as described above can be easily washed ice cream manufacturing apparatus has the effect of promoting the convenience of washing.

1 is a conceptual diagram conceptually illustrating a washing apparatus of the present invention;
2 is a conceptual diagram illustrating a level sensor of the present invention;
3 and 4 is a partial cross-sectional perspective view of the stirring roller of the present invention,
5 is a conceptual diagram illustrating a washing method of the present invention.

Before describing the various embodiments of the present invention in detail, it will be appreciated that the application is not limited to the details of construction and arrangement of components described in the following detailed description or illustrated in the drawings.

The invention may be embodied and carried out in other embodiments and carried out in various ways.

In addition, device or element orientation (e.g., "front", "back", "up", "down", "top", "bottom" The expressions and predicates used herein with respect to terms such as "," left "," right "," lateral ", etc. are used merely to simplify the description of the present invention, It will be appreciated that the element does not simply indicate or mean that it should have a particular direction.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

Hereinafter, the present invention will be described in detail with reference to FIGS. 1 to 5.

Example 1

In the present embodiment with reference to Figures 1 to 4 will be described with respect to the automatic cleaning device 100 of the present invention.

The automatic washing apparatus 100 is an apparatus for automatically washing a manufacturing apparatus for manufacturing ice cream, the water supply valve 120 is attached to one side of the hopper 10 to supply water and the air pump 140 to supply air. ), A level sensor LS attached to an upper side of the hopper 10 to measure the height of water stored in the hopper 10, a heater 130 installed inside the hopper 10, and And a drain port 150 mounted on the cooling cylinder 20 and a drain valve 160 mounted on the drain port 150, wherein the water supply valve 120, the air pump 140, and the level sensor ( LS) further includes a controller CON connected to the heater 130, the drain port 150, and the drain valve 160 to control each.

That is, the water is stored in the hopper 10 through the water supply valve 120, but the water stored in the hopper 10 is heated by the heater 130.

At this time, the drain valve 160 is opened to wash and sterilize the hopper 10 and the cooling cylinder 20 while discharging water from the cooling cylinder 20.

The present invention can be sterilized and washed without disassembling the ice cream manufacturing apparatus.

Meanwhile, the level sensor LS may use the ultrasonic sensor 110 and the contact sensor 170 as shown in FIG. 2.

That is, the ultrasonic sensor 110 transmits ultrasonic waves to the water W stored in the hopper 10 and measures the elapsed time when the transmitted ultrasonic waves are reflected by the water W to receive the water (W). ) Will be measured.

In addition, the contact sensor 170 is attached to each of the upper and lower portions of the hopper 10 and is in contact with the water (W) to measure the height of the water (W), as shown in FIG. It may include an upper contact sensor 171 disposed on the upper side of the hopper 10 and a lower contact type 172 disposed on the lower side of the hopper 10.

When the lower contact sensor 172 detects water, the lower level of the water is measured. Similarly, when the upper contact sensor 171 detects water, the lower level of the water is measured.

In this way, the two sensors 110 and 170 are provided to allow the remaining sensors to measure the water level when one sensor fails.

On the other hand, it is also possible to further include a buzzer 180 attached to the ultrasonic sensor 110 or the contact sensor 170 or attached to the controller CON to generate a warning sound when the water W reaches a certain level. Do.

That is, the buzzer 180 may be attached to the contact sensor 170 to inform the user of a specific level of water, and the ultrasonic sensor 110 may be attached to the user to inform the user of the water level.

Of course, the buzzer 180 may be attached to the controller CON to generate a warning sound.

At this time, since the configuration of the ultrasonic sensor 110, the contact sensor 170 and the buzzer 180 is a well-known technology, a detailed description and illustration are omitted.

Meanwhile, the cooling cylinder 20 further includes a cooling tube 300 installed inside the cooling cylinder 20 through which a refrigerant flows, and a stirring unit 200 for stirring the yoghurt ice cream inside the cooling cylinder 20. While the cooling temperature distribution is uniform, the stirring unit 200 makes it possible to stir more uniformly (see FIGS. 3 and 4).

At this time, the stirring unit 200, the first holder 220 which is rotationally driven in the cooling cylinder 20, and the second holder 230 is spaced apart from the first holder 220 by a predetermined interval. And a stirring roller R connecting the first holder 220 and the second holder 230 and stirring the yoghurt ice cream according to the rotation of the first holder 220 and the second holder 230. It may include.

In addition, the cooling tube 300 is bent at the end of the inlet pipe portion 310 and the inlet pipe portion 310 which is introduced in the longitudinal direction of the cooling cylinder 20 in front of the cooling cylinder 20, It is bent at the end of the connecting tube portion 330 and the connecting tube portion 330 extending along the space between the rotational trajectory of the stirring roller (R) extends in the longitudinal direction of the cooling cylinder 20, the cooling cylinder 20 ) May include a discharge pipe part 320 drawn out to the front.

By such a cooling tube 300, interference with the stirring unit 200 can be avoided.

By such a structure, the temperature inside the said cooling cylinder 20 can be made uniform.

That is, conventionally, a refrigerant flows in the space part 22a to cool the inside of the cooling cylinder 20.

However, the cooling tube 300 of the present invention is installed inside the cooling cylinder 20, thereby uniformly cooling the inside of the cooling cylinder 20.

In addition, the yoghurt ice cream can be uniformly stirred by the stirring roller (R).

Meanwhile, the washing apparatus 100 of the present invention as described above, that is, the level sensor 110, the water supply valve 120, the air pump 140, the heater 130, and the drain valve 160 can be controlled. It is also preferable to further include a controller CON.

Example 2

In the present embodiment will be described with reference to Figure 5 with respect to the washing method (S100) using the above-described washing apparatus 100.

First, a drain preparation step (S110) attaching the drain port 150 and the drain valve 160 to the cooling cylinder 20 is performed.

Thereafter, in order to prevent thermal shock of the hopper 10 or the cooling cylinder 20 and to remove large foreign substances, a preliminary preparation step (S120) of supplying room temperature water to the hopper 10 is performed.

In this case, the preliminary preparation step (S120) is a step of outputting an error message when the drain port 150 is attached after checking whether it is attached (S121), and when the drain port 150 is attached to the drain valve ( 160, the water supply valve 120 is opened to fill the hopper 10 and the cooling cylinder 20, and the stirrer 11 of the hopper 10 and the stirring roller R of the cooling cylinder 20 are closed. Rotating step (S122).

That is, when the drain port 150 is attached, while opening the water supply valve 120 while supplying water to the hopper 10 while rotating the stirring roller R and the stirrer 11, the drain valve Closing 160 to fill the hopper 10 and the cooling cylinder 20, rotating the stirrer 11 and the stirring roller R of the cooling cylinder 20 of the hopper 10 (S122) It is also preferable to perform for 1 minute.

At this time, the temperature of the water is maintained at room temperature to raise the temperature of the ice cream manufacturing device 1 to some extent in order to prevent thermal shock.

In other words, the ice cream manufacturing device 1 maintains a low temperature state, and when hot water is added in such a state, thermal shock may be applied to the device 1.

In order to prevent this by increasing the temperature of the ice cream manufacturing apparatus 1 by the above-preparatory step (S120) to some extent to prevent thermal shock.

In addition, by the preliminary preparation step (S120) it is possible to remove a large mass of foreign matter in the hopper 10 or the cooling cylinder (20).

After performing the preliminary preparation step (S120), a washing step (S130) of supplying water of a specific temperature is performed to clean the hopper 10 or the cooling cylinder 20.

The washing step (S130) is a first washing step (S131) to close the drain valve 160, open the water supply valve 120 to inject water up to 80% of the height of the hopper 10, and the water supply valve Closing the 120 and operating the heater 130 in the hopper 10 to heat the water stored in the hopper 10 to 55 degrees (S132) and the operation of the heater 130. While the drain valve 160 is opened and the water supply valve 120 is closed, the water in the hopper 10 is discharged to the cooling cylinder 20 to release the hopper 10 and the cooling cylinder 20. A third washing step S133 is performed.

That is, in the first washing step S131, water is stored in the hopper 10. At this time, the water stored in the hopper 10 fills up to 80% of the height of the hopper 10.

In this case, the height of the water may be measured by the level sensor LS described above.

Then, the water stored in the hopper 10 is heated to 55 degrees in the second washing step (S132).

To this end, the water supply valve 120 is closed to maintain the amount of water stored in the hopper 10, and the heater 130 in the hopper 10 is operated to heat the stored water.

On the other hand, it may further include a temperature sensor (not shown) installed in the hopper 10 or the cooling cylinder 20 to measure the temperature of the water.

In particular, after the water is heated to 55 degrees by the second washing step (S132), it is also preferable to maintain the water stored in the hopper 10 for 1 minute.

Thereafter, the heated water is discharged to the cooling cylinder 20 to perform the third washing step S133 for discharging the hopper 10 and the cooling cylinder 20.

To this end, while the operation of the heater 130 is stopped, the drain valve 160 is opened, and the water supply valve 120 is closed to allow the water in the hopper 10 to be discharged to the cooling cylinder 20 side.

On the other hand, after performing the third washing step (S133), it is also possible to perform the first washing step (S131) to the third washing step (S133) again.

That is, after performing the third washing step S133, water in the hopper 10 and the cooling cylinder 20 is completely discharged.

Thereafter, the first washing step S131 to the third washing step S133 are performed again.

In addition, after discharging the water in the hopper 10 to 10% of the height of the hopper 10 in the third washing step (S133) and injecting water into the hopper 10 again, the first washing step (S131) to It is also possible to perform the third washing step S133 again.

As described above, the hopper 10 and the cooling cylinder 20 may be more completely washed by performing a plurality of washing steps (S130).

After performing the washing step (S130), a sterilization step (S140) for supplying water of a specific temperature to sterilize the hopper 10 or the cooling cylinder 20 is performed.

The sterilization step (S140) is a first sterilization step (S141) for completely discharging the water stored in the hopper 10 by opening the drain valve 160, and closes the drain valve 160 and the water supply valve 120 Open the second sterilization step (S142) for storing the water in the hopper 10 until it becomes 85% of the height of the hopper 10, and closes the water supply valve 120 to operate the heater 130 And a third sterilization step S143 of heating the water stored in the hopper 10 to 100 degrees Celsius.

That is, after discharging the water stored in the hopper 10 by the first sterilization step (S141), the water is stored in the hopper 10 again in the second sterilization step (S142).

To this end, the drain valve 160 is closed and the water supply valve 120 is opened to store water in the hopper 10 until it becomes 85% of the height of the hopper 10.

Thereafter, the heater 130 is operated to heat the water stored in the hopper 10.

At this time, it is also preferable to maintain the water stored in the hopper 10 for 1 minute after the water is heated to 100 degrees by the second sterilization step (S142).

On the other hand, after performing the third sterilization step (S143), further comprises a fourth sterilization step (S144) of opening the drain valve 160 and closing the water supply valve 120 and at the same time stop the operation of the heater 130. It is also possible.

That is, after the water is heated in the third sterilization step (S143), the heated water is discharged to the drain valve 160, so that the heated water passes through the hopper 10 and the cooling cylinder 20, and the hopper ( 10) and the cooling cylinder 20 is sterilized.

After performing the sterilization step (S140) as described above, the drying step (S150) for drying the hopper 10 and the cooling cylinder 20 is performed.

At this time, the drying step (S150) while operating the air pump 140 while stopping the stirring roller (R) and the stirrer (11) while heating by heating the heater 130 of the hopper 10 to 40 degrees The compressed air is introduced into the cooling cylinder 20 through the hopper 10 and the connection line 30 to dry the hopper 10 and the cooling cylinder 20.

At this time, the air pump 140 is preferably operated for 3 minutes.

After performing the drying step (S150) as described above, the end step (S160) is performed.

The termination step (S160) includes a termination alarm transmission step (S161) indicating that the automatic cleaning is terminated, and a separation alarm transmission step (S162) indicating the separation of the drain valve 160 and the drain port 150.

The end alarm sending step S161 may generate an alarm with a sound or visual effect by the controller CON described above after completion of the drying step S150.

Thereafter, the drain valve 160 and the drain port 150 are separated from the cooling cylinder 10, which is to generate an alarm with a sound or visual effect by the controller CON as described above.

By the method (S100) of the present invention as described above, the ice cream manufacturing apparatus 1 can be easily and automatically washed.

100: automatic washing device LS: level sensor
120: water supply valve 130: heater
140: air pump 150: drain port
160: drain valve CON: controller

Claims (17)

A water supply valve 120 attached to one side of the hopper 10 to supply water and an air pump 140 to supply air,
A level sensor LS attached to an upper side of the hopper 10 and measuring a height of water stored in the hopper 10;
A heater 130 installed in the hopper 10,
A drain port 150 mounted on the cooling cylinder 20 and a drain valve 160 mounted on the drain port 150;
A controller CON is connected to the water supply valve 120, the air pump 140, the level sensor LS, the heater 130, the drain port 150, and the drain valve 160 to control each. Automatic washing device of the ice cream manufacturing apparatus, characterized in that. The method of claim 1,
The level sensor LS transmits ultrasonic waves to the water W stored in the hopper 10, and measures the elapsed time when the transmitted ultrasonic waves are reflected by the water W to receive the water. Ultrasonic sensor 110 for measuring the height,
Automatic cleaning of the ice cream manufacturing device, characterized in that it comprises a contact sensor 170 is attached to each of the upper and lower portions of the hopper 10 and then in contact with the water (W) to measure the height of the water (W). Device. The method of claim 2,
And a buzzer 180 attached to the ultrasonic sensor 110 or the contact sensor 170 or attached to the controller CON to generate a warning sound when the water W reaches a specific level. Automatic washing device of ice cream manufacturing equipment. The method of claim 1,
A cooling tube 300 installed inside the cooling cylinder 20 to which a refrigerant flows,
Further comprising a stirring unit 200 for stirring the yoghurt ice cream inside the cooling cylinder 20,
The stirring unit 200 may include a first holder 220 which is rotationally driven inside the cooling cylinder 20, a second holder 230 spaced apart from the first holder 220 by a predetermined interval, And a stirring roller R connecting the first holder 220 and the second holder 230 and stirring the yoghurt ice cream according to the rotation of the first holder 220 and the second holder 230. ,
The cooling tube 300 is bent at the end of the inlet pipe portion 310 and the inlet pipe portion 310 which is introduced in the longitudinal direction of the cooling cylinder 20 in front of the cooling cylinder 20, the stirring roller (R) is bent at the end of the connecting tube portion 330 and the connecting tube portion 330 extending along the space between the rotational trajectory extending in the longitudinal direction of the cooling cylinder 20, the Automatic cleaning device of the ice cream manufacturing apparatus, characterized in that it comprises a discharge pipe portion 320 is drawn out to the front. As a method of washing using the automatic cleaning device according to claim 1 (S100),
A drain preparation step (S110) attaching the drain port 150 and the drain valve 160 to the cooling cylinder 20;
A preliminary preparation step (S120) of supplying water of room temperature to the hopper 10 to prevent thermal shock of the hopper 10 or the cooling cylinder 20 and to remove large foreign substances;
And washing step (S130) for supplying water of a specific temperature in order to clean the hopper 10 or the cooling cylinder 20,
Method for auto-cleaning ice cream manufacturing apparatus comprising a sterilization step (S140) for supplying water of a specific temperature to sterilize the hopper (10) or the cooling cylinder (20). The method of claim 5,
The preliminary preparation step (S120) includes checking whether the drain port 150 is attached and outputting an error message when it is not attached (S121);
When the drain port 150 is attached, the drain valve 160 is closed and the water supply valve 120 is opened to fill the hopper 10 and the cooling cylinder 20, and then the stirrer of the hopper 10 is filled. 11) and the step of rotating the stirring roller (R) of the cooling cylinder (20) (S122), characterized in that the automatic cleaning method of the ice cream manufacturing apparatus. The method of claim 6,
Rotating the stirring roller (R) of the stirrer (11) and the cooling cylinder 20 of the hopper (10) (S122) is an automatic cleaning method of the ice cream manufacturing apparatus, characterized in that performed for 1 minute. The method of claim 5,
The washing step (S130) is a first washing step (S131) for closing the drain valve 160, opening the water supply valve 120 to inject water up to 80% of the height of the hopper 10,
A second washing step (S132) of closing the water supply valve 120 and operating the heater 130 in the hopper 10 to heat the water stored in the hopper 10 to 55 ° C .;
While the operation of the heater 130 is stopped, the drain valve 160 is opened, and the water supply valve 120 is closed to discharge water in the hopper 10 to the cooling cylinder 20 to the hopper 10. And a third washing step (S133) for washing the cooling cylinder (20). The method of claim 8,
After the water is heated to 55 degrees by the second washing step (S132), the automatic washing method of the ice cream manufacturing apparatus, characterized in that for one minute the water is kept in the hopper (10). The method of claim 8,
After performing the third washing step (S133),
Method for automatic cleaning of the ice cream manufacturing apparatus, characterized in that to perform the first washing step (S131) to the third washing step (S133) again. The method of claim 10,
After the third washing step S133, when the first washing step S131 to the third washing step S133 are repeatedly performed,
After discharging to the cooling cylinder 20 side such that only water remains up to 10% of the height of the hopper 10 in the third washing step (S133), the water is injected again into the hopper 10 and the first washing step (S131) ) To the third cleaning step (S133), characterized in that the automatic cleaning method of the ice cream manufacturing apparatus. The method of claim 5,
The sterilization step (S140) is the first sterilization step (S141) for discharging the water stored in the hopper 10 by opening the drain valve 160,
A second sterilization step (S142) of closing the drain valve 160 and opening the water supply valve 120 to store water in the hopper 10 until it becomes 85% of the height of the hopper 10;
The third sterilization step (S143) of closing the water supply valve 120 and operating the heater 130 to heat the water stored in the hopper 10 to 100 degrees (S143) of the ice cream manufacturing apparatus, characterized in that Self-cleaning method. The method of claim 12,
After the water is heated to 100 degrees Celsius by the second sterilization step (S142), the water is kept in the hopper 10 for 1 minute, the automatic cleaning method of the ice cream manufacturing apparatus characterized in that the. The method of claim 12,
After performing the third sterilization step (S143), the drain valve 160 may further include a fourth sterilization step (S144) of stopping the operation of the heater 130 while closing the water supply valve 120. Self-cleaning method of ice-cream manufacturing apparatus made with. The method of claim 5,
After performing the sterilization step (S140), further comprising a drying step (S150),
The drying step (S150) further comprises the step of heating the heater 130 of the hopper 10 to 40 degrees while operating the air pump 140 while stopping the stirring roller (R) and the stirrer (11). Automatic cleaning method of the ice cream manufacturing apparatus comprising a. 16. The method of claim 15,
The air pump 140 is an automatic cleaning method of the ice cream manufacturing apparatus, characterized in that for three minutes to operate. 16. The method of claim 15,
After performing the drying step (S150), further comprising the end step (S160),
The end step (S160) is the end alarm sending step (S161) indicating that the automatic cleaning is finished,
Method for automatic cleaning of the ice cream manufacturing apparatus further comprises a separation alarm sending step (S162) informing the separation of the drain valve (160) and the drain port (150).

Images