JP2009172084A - Fryer - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fryer provided with a water shower oil purifier capable of decreasing impurities in cooking oil in a short time by giving water shower from above the cooking oil. <P>SOLUTION: The fryer has a tank for storing oil, a heater for heating the oil, a shower delivery member for delivering water on an upper surface of an oil layer in the tank, and a discharge port provided on a bottom part for discharging oil or water. Delivered water sinks down in the oil layer, so that it absorbs impurities in the oil layer, falls them down to the bottom part of the tank, and purifies the cooking oil. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a fryer for frying fry by putting ingredients as cooking seeds in an oil tank in which oil is stored, fried residue in an oil layer generated during cooking, altered oil, fatty acid, moisture, hydrolyzate, polar compound, etc. The fryer is configured to separate the impurities from cooking oil and purify the cooking oil.

Conventionally, in a fryer, oil and water are stored in one storage tank in two upper and lower layers, cooking oil located in the upper part is heated to a cooking temperature by a heater, and cooking ingredients are heated with the heated cooking oil. There was a flyer fried on a fried or tempura (Patent Documents 2 and 3).
Such a fryer maintains the cleanliness of cooking oil by dropping fried waste and moisture generated by frying food from the oil layer to the water layer.

  Patent Document 1 describes a frying waste removal device that separates frying waste and oil by providing a water layer in the interior of the equipment and discharging cooking oil from a conduit that opens in the lower part of the interior.

  In Patent Document 2, in a two-layer oil-water fryer, a storage tank for oil and a filtration tank for water are formed separately to prevent the water layer from touching the heater due to rising water level and causing bumping and saponification. It has been described.

  In Patent Document 3, in an oil-water two-layer type fryer, by rotating the water layer and the oil layer in a spiral shape, the heat exchange rate is increased and the oil is immersed in water at the boundary to drop impurities into the water. What can reduce deterioration of cooking oil is described.

Japanese Utility Model Publication No. 53-071680 JP-A-57-017622 International Publication No. 2007/116882 Pamphlet

In general, to provide a large amount of food as a food, even if cooking oil is exposed to high temperature for a long time and used repeatedly, there are few impurities such as fried residue, various fatty acids and hydrolysates in cooking oil, It is necessary to be able to maintain a clean state of cooking oil.
The conventional fryer has a purification function that fries a large amount of ingredients, and even when continuously used for a long time, cooking oil is less deteriorated and fried foods such as fried food and tempura can be cooked with clean cooking oil. It was demanded.

  However, in the conventional purification method, it is necessary to wait for the dregs and the like to fall freely in the oil, and it takes time, and the work must be performed for a long time. It was.

  The present invention has been made in view of the problems in the prior art, and is a water shower type oil purifier capable of removing fine frying residue, polar compounds and other impurities generated in cooking oil in a short time. It is an object to provide a flyer provided with a device.

Means for solving the problems in the present invention will be described below.
The first problem-solving means relating to the fryer includes a storage tank for storing oil, a heater for heating the oil, a shower discharge member for discharging water to the upper surface of the oil layer in the storage tank, and a storage tank for discharging oil or water. And the water discharged from the shower sinks in the oil layer to remove impurities such as fried residue, altered oil, fatty acids, moisture, hydrolysates or polar compounds in the oil layer. The cooking oil is purified by adsorbing and dropping into the bottom of the storage tank.

  The second problem-solving means according to the flyer is characterized in that a water layer is provided below the oil layer in the storage tank, and a heater is provided in an intermediate portion of the oil layer.

  The third problem-solving means according to the fryer has a filtration water tank that filters the water delivered from the water layer with a filter, and filters the water in the filtration water tank, and the filtered water in the storage tank. By discharging eccentrically into the lower part or the water layer of the oil layer, the lower part or the water layer of the oil layer is swiveled in a horizontal plane.

  According to a fourth problem-solving means relating to the fryer, the storage tank has a lid having a size matched to the planar shape of the upper portion thereof. The lid has a water supply port provided on the upper surface and a number of lower surfaces. The shower discharge member is formed by forming discharge ports formed by dispersing small holes.

  Further, a fifth problem-solving means according to the flyer is characterized in that the water in the water layer is sent to the shower discharge member to perform shower discharge.

  In the first problem-solving means relating to the fryer, a storage tank for storing oil, a heater for heating oil, a shower discharge member for discharging water to the upper surface of the oil layer in the storage tank, and a storage tank for discharging oil or water The discharge port is provided at the bottom of the tank, and water is sprayed into the oil surface, so that the atomized water is evenly poured onto the oil surface, and impurities in the oil layer are deposited on the surface of the water while sinking into the oil. By adsorbing and collecting the water downward, the impurities are separated from the oil and collected at the bottom of the storage tank, and the impurities accumulated at the bottom can be discharged together with water from the outlet, minimizing the deterioration of the oil, The life of the oil can be extended and the running cost for frying can be reduced.

  In addition, since a discharge port is provided at the bottom of the storage tank, even if it is a single-layer oil fryer, water and impurities accumulated in the bottom due to water shower purification are discharged from the discharge port and disposed of. Can be used continuously.

  The second problem-solving means relating to the fryer has a storage tank for storing oil and water in two layers, upper and lower, and a heater provided in the middle of the oil layer. By using an oil-water two-layer fryer that drops into the water layer, impurities fall into the water layer during cooking and are separated from the cooking oil. The fryer with good purification performance of cooking oil can be realized.

  The third problem-solving means according to the fryer has a filtration water tank that filters the water delivered from the water layer through a filter, and filters the water in the filtration water tank, and the filtered water is stored in the storage tank. By returning to the water layer, it is possible to realize a fryer capable of removing water contamination caused by oil purification by shower discharge of water at any time in the filtered water tank.

  Further, the filtered water is decentered and discharged into the lower part of the oil layer or into the water layer, so that the lower part of the oil layer and the water layer rotate in a horizontal plane, and the rotation speed between the lower part of the oil layer and the water layer Impurities are transferred to the water layer by stirring that occurs at the oil / water boundary due to the difference, so that cooking oil can be more effectively purified even when the oil temperature is higher than the boiling point of water. When it becomes low, water can be discharged by shower using a water shower type oil purification device, and impurities can be adsorbed to the water that passes through the oil and descends. It can be effectively purified, maintaining the cleanliness and quality of cooking oil and extending its life.

In the fourth problem-solving means relating to the fryer, the storage tank has a lid having a size matching the planar shape of the upper portion thereof. The lid has a water supply port provided on the upper surface, and a large number on the lower surface. By forming a discharge port formed by dispersing small holes and forming the shower discharge member, it takes time to locate the fixed position of the shower discharge member when installing the shower discharge member in the fryer. In addition, water can be discharged in a substantially flat surface of the storage tank, and can be poured evenly onto the oil surface, and the entire oil layer can be evenly washed, which can be easily and evenly washed.
In addition, if the lid and the shower discharge member are formed as the same component, the material can be saved, and the space for storing the lid and the shower discharge member during cooking can be saved.

  Further, the fifth problem-solving means relating to the flyer is that the water in the water layer is sent to the shower discharge member and discharged by the shower, so that there is substantially no fluctuation in the oil level, and the amount of supplied water is excessive. Therefore, it is possible to avoid the overflow of the frying oil and the complicated construction of the apparatus with respect to the adjustment of the amount of water, and the purification operation can be performed so that the oil may not overflow from the storage tank.

An embodiment of a flyer according to the present invention will be described with reference to FIGS.
As shown in FIG. 1, the fryer according to the first embodiment has a storage tank 1a for storing oil and frying food, and a heater 4 for heating the oil, and the bottom of the storage tank 1a discharges oil, fried residue, etc. A detachable and portable water shower type oil purifier 10 having a shower head 14 is attached to a fryer 1 having a discharge port 1b.

  The water shower type oil purifier 10 may be configured to allow water to flow from the tap 6 to the shower head 14 installed above the storage tank 1a through the hose 7. In addition, even if it is not based on the tap 6 of the water supply, it is formed as a device with a built-in pump 11 directly connected to the motor so that water can be continuously circulated by injecting water separately and collecting it at the bottom. There may be.

The water shower type oil purifying apparatus 10 has a fixture 15 for fixing to the side plate of the storage tank 1 a protruding from the outer surface, housing a motor-driven pump 11 inside, and a suction port on the inlet side of the pump 11. A pipe 12 to which a filter 5 is attached is connected, and a pipe 13 that guides water to a shower head 14 disposed just above the storage tank 1a is connected to the outlet side of the pump 11.
A joint device 16 for connecting the hose 7 led from the water tap 6 is protruded from the bent portion of the pipe 13, and the joint portion of the joint device 16 and the pipe 13 is formed in a Y-shaped bifurcated shape. To be able to introduce tap water. The joint device 16 is provided with a check valve (not shown) so that the joint device 16 can be sealed when not in use.
As a pipe material, in consideration of food safety, a flexible tube made of stainless steel, a heat resistant tube made of fluororesin, silicon, or the like is used.

  A push button and a connector are connected to the motor for driving the pump 11 by an electric wire, and energization is performed from a connector inserted into an outlet as a household power supply so that the energization and power failure can be switched by the push button. .

  The shower head 14 has a flat bottom surface and is formed in an inverted dome shape that is curved so that the periphery rises while gently bending, and the bottom surface has a number of small holes including the curved surface. It is formed so as to be emitted while spreading radially from the center. The shower head 14 is formed by adjusting the size, curvature, etc. so that the size of the water spread covers the plane of the storage tank 1a.

  The filter 5 attached to the suction port at the tip of the pipe 12 has a large shape and a fine mesh so as not to suck in impurities accumulated at the bottom of the storage tank 1a or floating freckle.

Hereinafter, a procedure for purifying oil by operating the fryer according to the first embodiment will be described.
In order to purify the oil by attaching the water shower type oil purification device 10 to the fryer 1, the temperature of the oil in the storage tank 1a is less than the boiling point of the water, preferably 80 to 40 ° C., and is fixed first. The upper end of the side plate of the storage tank 1a is sandwiched by the tool 15, and the screw head of the butterfly screw is turned to fix the water shower type oil purification device 10 to the storage tank 1a.
After fixing the water shower type oil purification device 10 to the storage tank 1a, the pipe 13 connected to the shower head 14 is moved, and the shower head 14 is arranged at a position where the central portion is substantially concentrically aligned directly above the storage tank 1a. The height is adjusted so that the water discharged from the shower head 14 covers the oil surface widely.

  Next, one end of the hose 7 is connected to the joint device 16 with a check valve of the pipe 13, and the other end of the hose 7 is fitted into the tap 6 so that tap water can be introduced.

  Thereafter, the faucet 6 is opened, tap water is introduced from a pipe 13 connected to the hose 7, and tap water is discharged from the oil that has fallen to a temperature lower than the boiling point of water to allow the oil to pass through. When the oil does not become higher than the uppermost end of the side plate of the storage tank 1a and the water has accumulated below the oil to the extent that the filter 5 is submerged, the faucet 6 is closed and the supply of water is stopped. A cover (not shown) made of a synthetic resin thin film is placed on the filter 5 provided on the filter 5, and the mouth of the covered cover is closed so that oil does not enter, and the oil is introduced into the oil from the oil surface. After confirming that the filter 5 lies on the bottom and is completely submerged, remove the cover on the filter 5 using a thin stick or the like and take it out.

  Thereafter, the push button of the pump 11 is pushed to start up, and the pump 11 discharges water on the bottom surface from the shower head 14 to the oil surface side via the pipe 12, the pump 11, and the pipe 13. In this water shower discharge, the water poured onto the upper surface of the oil layer 2 circulates the water sent out from the storage tank 1a, so that the water is not lost, and unless the tap water is replenished, It does not overflow from the storage tank 1a.

  When draining from the discharge port 1b and discharging impurities such as fried residue together with water, the oil / water boundary surface may fall and the filter 5 may come into contact with oil. Use with both circulating water from 11. In this case, by adjusting the amount of tap water by operating the tap of the faucet 6 to balance the amount of drainage, it is possible to supply water with an appropriate amount of water and without fluctuations in the vertical direction of the oil / water interface. become.

  As another aspect, the suction port of the pipe 12 provided with the filter 5 may be connected to the discharge port 1b, and the water discharged from the discharge port 1b may be circulated to perform shower discharge.

  The flyer according to such an embodiment includes a shower head 14 for discharging water to the upper surface of the oil layer 2 in the storage tank 1a, and a discharge port 1b provided at the bottom of the storage tank 1a for discharging oil or water. By spraying water, the atomized water is evenly poured on the oil surface, and the impurities in the oil layer 2 are adsorbed on the surface of the water while sinking in the oil, and the water accumulates downward. By separating the impurities from the oil and collecting them at the bottom of the storage tank 1a, the impurities accumulated at the bottom can be discharged together with water from the outlet 1b, minimizing the deterioration of the oil and extending the life of the oil. The running cost for frying can be reduced.

  Moreover, since the discharge port 1b is provided in the bottom part of the storage tank 1a, even if it is an oil single layer type fryer 1, the water and impurities which accumulate | stored in the bottom part by water shower purification are discharged | emitted from the discharge port 1b, and disposed. Clean cooking oil can be used continuously.

In addition, by sending the water in the storage tank 1a to the shower head 14 and discharging the shower, there is substantially no fluctuation in the oil level, and there is a device configuration for overflowing frying oil due to an excessive supply water amount and adjusting the water amount. The complication can be avoided and the purification operation can be performed so that there is no possibility that the oil overflows from the storage tank 1a.
At this time, the hose 7 drawn from the water tap 6 is connected to the joint device 16 of the pipe 13, and the valve (not shown) of the discharge port 1b is opened to discharge impurities such as frying waste together with water. At the same time, when tap water is introduced by opening the tap 6 at the same time, water can be replaced along with oil purification by supplying the same amount of water as the drainage.

[Second Embodiment]
The fryer according to the second embodiment uses an oil-water two-layer fryer 20 as shown in FIG.
The fryer 20 is a fryer in which the storage tank 20a is a square cylinder with the upper planar shape formed in a substantially square shape, and the bottom part is formed in an inverted pyramid shape. Two layers of oil and water are formed in the storage tank 20a from the beginning. The heater 4 is provided in the middle part of the oil layer to fry the fly, and the impurities are separated into the water layer 3 to purify the oil.

In order to use the water shower type oil purification device 10 attached to the fryer 20, first, when the water is put into the storage tank 20a, the pipe 5 previously attached with the filter 5 is placed in the water layer 3 of the storage tank. The oil is injected after a predetermined amount of water has entered.
After frying and finishing the fried food, wait for the oil temperature to drop to about 80 degrees or less, pinch the upper end of the side plate of the storage tank 20a with the fixture 15, and turn the screw head of the butterfly screw. The water shower type oil purification apparatus 10 is fixed to the storage tank 20a.
After fixing the water shower type oil purification apparatus 10 to the storage tank 20a, the shower head 14 provided at the tip of the pipe 13 is arranged at a position where the central part is substantially concentrically aligned directly above the storage tank 20a. Is adjusted so that the water discharged from the shower head 14 covers the oil surface widely.

  Thereafter, the push button is pushed to drive the pump 11 to suck up water in the water layer 3 and pour the water from the shower head 14 onto the oil surface to purify the oil in the oil layer 2. At this time, since suction and discharge are performed by the same pump 11 and the amount of water in and out is balanced, there is substantially no fluctuation in the oil level, and there is no possibility of oil overflowing from the storage tank 20a.

  In this two-layer storage tank 20a, if the hose 7 drawn from the tap 6 is connected to the joint device 16 with a check valve of the pipe 13 so that tap water can be introduced, After purifying the water, open the valve at the bottom discharge port 20b to discharge impurities such as frying waste together with water, and simultaneously open the tap at the tap faucet 6 to introduce tap water and drain the water. By supplying the same amount of water, it is possible to replace the water with the oil purification work.

When purifying oil using tap water without using a pump, one end of the hose 7 is connected to a joint device 16 with a check valve provided on the pipe 13 and the other end of the hose 7 is connected to the tap. So that tap water can be introduced.
Thereafter, the valve of the tap 6 is opened so that the tap water flows into the pipe 13.

  When tap water is supplied and the shower is discharged, the oil level starts to rise, so the oil level is monitored, and when the oil level approaches the upper end of the storage tank 20a, the supply of tap water is stopped and the valve ( Open (not shown) and drain impurities such as fried residue with water. At this time, when the oil level drops to the initial state, the valve is closed to stop the discharge of water and impurities.

  In such embodiment, it has the storage tank 20a which stores water and oil in two upper and lower layers, and the heater 4 provided in the intermediate part of the oil layer 2, and the frying waste and water | moisture content which arise by frying food are oil layer 2 By using the oil / water two-layer fryer 20 that drops to the water layer 3, impurities fall into the water layer 3 during cooking and are separated from the cooking oil. The oil can be purified, and a fryer with good cooking oil purification performance can be realized.

[Third embodiment]
Moreover, when the function of water shower type oil purification is added to the water circulation type fryer provided with the filtration water tank as the flyer according to the third embodiment, both water swirl type oil purification and water shower type oil purification are performed. (FIG. 3).

  This flyer 30 has a storage tank 30a having a square tube shape with an upper planar shape formed in a substantially square shape and an inverted pyramid shape at the bottom, and two oil / water layers are formed inside the storage tank 30a from the beginning, Is provided with a heater 4. When cooking oil is heated by the heater 4 and fried, the oil layer 2 is formed with an oil layer upper portion 2a where the temperature near and above the heater 4 is cooked and an oil layer lower portion 2b where the temperature below the heater 4 is low. Is done.

  The flyer 30 includes a filtered water tank 33 for filtering impurities contained in water sucked from the water layer 3 through a filter 33a, a first water channel 31a from the storage tank 30a to the filtered water tank 33, and a middle of the first water channel 31a. A pump 32 that is provided to absorb water from the water layer 3 and supply the filtered water to the filtered water tank 33; a three-way valve 34 that operates the flow of the filtered water; and a second water channel that guides the filtered water from the filtered water tank 33 to the three-way valve 34 31 b, a third water channel 31 c that guides filtered water from the three-way valve 34 to the oil layer lower part 2 b of the inner wall of the storage tank 30 a or the inlet 30 c provided in the water layer 3, and drains or drains water from the first water channel 31 a Forming a water swirl type oil purifier having a discharge port 30b for switching, and a switching valve 35 for switching the flow path to either the first water channel 31a or the discharge port 30b, and from above the three-way valve 34 to the storage tank 30a. Until the shower head 36 disposed on the central portion is provided with a fourth water passage 31d for guiding the filtered water.

  In order to purify cooking oil with this fryer 30, when the oil temperature is higher than the boiling point of water during cooking and after cooking, the shower head 36 is removed and the three-way valve 34 is closed to the fourth water channel 31d. By turning on the pump 32 and operating the water swirl type oil purifier so that the shower is not discharged, the water in the water layer 3 is sucked into the oil tank lower part 2b or the water layer from the inlet 30c via the filtered water tank 33. The water and oil in the storage tank 30a are swirled, and impurities are transferred to the water layer 3 by stirring at the oil / water boundary surface between the oil layer lower portion 2b and the water layer 3 to purify the cooking oil. After the oil temperature becomes lower than the boiling point of water and reaches about 80 ° C. to 40 ° C., the shower head 36 is disposed right above the storage tank 30a, and the three-way valve 34 is opened to the fourth water channel 31d to supply water to the shower head. The water is discharged from 36 and the water that sinks in the oil absorbs impurities and drops into the water layer 3 to perform water shower type oil purification, or a combination of water shower type purification and water swirl type oil purification cooking oil Clean up.

  When the purification of the oil is completed, the switching valve 35 is operated to discharge the water and impurities in the water layer 3 accumulated at the bottom from the discharge port 30b and to replace the water by injecting water separately.

  In such embodiment, it has the filtration water tank 33 which filters the water sent out from the water layer 3 with the filter 33a, and while filtering water in this filtration water tank 33, the filtered water is stored in the said storage tank 30a. By returning to the inside of the water layer 3, it is possible to realize a fryer capable of removing dirt transferred to water by oil purification by water shower discharge at any time in the filtered water tank 33.

  Further, the filtered water is decentered and discharged into the oil layer lower part 2b or the water layer 3 in the storage tank 30a, so that the oil layer lower part 2b and the water layer 3 rotate in a horizontal plane, and the oil layer lower part 2b and the water layer 3 When the oil temperature is higher than the boiling point of water, the cooking oil can be purified more effectively when impurities are transferred to the water layer 3 by agitation occurring at the oil / water boundary surface due to the difference in rotation speed of the oil. When the water temperature is lower than the boiling point of water, water can be discharged using a water shower type oil purification device, and impurities can be adsorbed to the water that passes through the oil and descends. The cooking oil can be effectively purified, and the cleanliness and quality of the cooking oil can be maintained and the life can be extended.

  Further, as another aspect, in the first to third embodiments, as shown in FIG. 4, a storage tank lid 40 is used as a shower head used for water shower type oil purification, and the entire oil surface is evenly distributed. A large shower head portion 40c capable of discharging water may be formed so that oil can be efficiently purified.

  The storage tank lid 40 has a planar shape that is a substantially square plate with a portion where the heater 4 is disposed, a surface facing the storage tank side as an inner surface side, and a supply for introducing the handle 40a and water. The surface provided with the mouth 40b is treated as the outer surface side. On the inner surface side, a shower head portion 40c protruding from the inner surface in the direction of the oil layer 2 is provided on all the portions other than the edge, and a large number of small holes 40d,..., 40d are evenly distributed over the entire surface of the shower head portion 40c. Drill. A space through which water passes is formed inside both the plate material of the lid 40 and the shower head portion 40c, and the water introduced from the supply port 40b passes through the space to the small holes 40d, ..., 40d of the shower head portion 40c. Led.

  The lid 40 is easy to attach and detach, and is attached to a storage tank after cooking is completed or when cooking oil is purified by a water shower. When water shower type oil purification is performed, a water source is connected to the supply port 40b to supply water to the shower head. It can be introduced into the part 40c.

In the embodiment as shown in FIG. 4, the storage tank has a lid 40 having a size adapted to the planar shape of the upper portion thereof. The lid 40 has a water supply port 40 b provided on the upper surface and a large number on the lower surface. Are formed as the shower discharge member, so that the shower discharge member can be fixed when the shower discharge member is installed in the fryer. Water can be discharged by showering on the substantially entire surface of the planar shape of the storage tank without taking time and can be poured evenly onto the oil surface, and the entire oil layer 2 can be evenly washed, so that washing can be performed evenly.
Further, since the lid 40 and the shower discharge member are formed and used as the same component, the material can be saved, and the space for storing the lid 40 and the shower discharge member during cooking can be saved.

It is composition explanatory drawing which shows the oil single layer type fryer 1 which attached the water shower type oil purification apparatus 10 in the 1st Embodiment of this invention. It is composition explanatory drawing which shows the oil-water two-layer type fryer 20 which attached the water shower type oil purification apparatus 10 in 2nd Embodiment. It is composition explanatory drawing which shows the water circulation type fryer 30 which added the water shower type oil purification function in 3rd Embodiment. It is a perspective explanatory view showing a fryer provided with a lid-type shower discharge member, (A) is a perspective view showing a fryer, and (B) is a perspective view showing an inner surface side of lid 40.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Flyer 1a Storage tank 1b Outlet 2 Oil layer 2a Oil layer upper part 2b Oil layer lower part 3 Water layer 4 Heater 5 Filter 6 Faucet 7 Hose 10 Water shower type oil purifier 11 Pump 12, 13 Pipe 14 Shower head 15 Fixture 16 Joint device 20 Flyer 20a Storage tank 20b Discharge port 30 Flyer 30a Storage tank 30b Discharge port 30c Inlet 31a, 31b, 31c, 31d Water channel 32 Pump 33 Filtration water tank 33a Filter 34 Three-way valve 35 Switching valve 36 Shower head 40 Lid 40a Handle 40c Supply port 40c 40d small hole

Claims (5)

A reservoir for storing oil;
A heater for heating the oil;
A shower discharge member for discharging water onto the upper surface of the oil layer in the storage tank;
A discharge port provided at the bottom of the storage tank for discharging oil or water,
A fryer characterized in that the water discharged from the shower sinks in the oil layer to adsorb impurities in the oil layer and drop it into the bottom of the storage tank to purify the cooking oil. A water layer below the oil layer in the storage tank;
The fryer according to claim 1, wherein a heater is provided in an intermediate portion of the oil layer. A filtration water tank for filtering the water delivered from within the aqueous layer with a filter;
The water is filtered in the filtered water tank, and the filtered water is eccentrically discharged into the lower part of the oil layer or the water layer in the storage tank, thereby rotating the lower part of the oil layer or the water layer. Item 3. The flyer according to Item 2.   The storage tank has a lid having a size matching the planar shape of the upper portion thereof, and a water supply port provided on the upper surface and a discharge port formed by dispersing a large number of small holes on the lower surface of the lid. The flyer according to any one of claims 1 to 3, wherein the shower discharge member is formed.   The fryer according to any one of claims 1 to 4, wherein water in the water layer is sent to the shower discharge member and discharged.

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