JP2019138571A - Heating cooker - Google Patents

Abstract

To provide a heating cooker in which cleaning work of a cooking chamber is not troublesome.SOLUTION: A heating cooker 10 sucks air from the other side part to the one side part in a cooking chamber 20 by a convection fan 26, delivers the air from the one side part to the other side part along a peripheral wall of the cooking chamber 20 and circulates the air inside the cooking chamber 20, and food materials are heated and cooked by the hot air which was the circulated air heated by a heater 25. On a ceiling wall of the cooking chamber 20, a washing nozzle 40 is provided which has a jetting port 40b opened toward the side part of the cooking chamber 20 and which jets washing water.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a cooking device that cooks food with hot air such as a steam convection oven, and more particularly to a cooking device with a cleaning function that cleans the inside of a cooking cabinet.

  Patent Document 1 below discloses a cooking device that cooks food with hot air. The cooking device includes a cooking chamber provided in a housing, a heater that heats the cooking chamber, and a cooking chamber. A convection fan for convection of the air inside and a steam generator for supplying steam into the cooking chamber are provided. The heating cooker also includes a cleaning nozzle that injects cleaning water onto the ceiling wall of the cooking cabinet, and the cleaning nozzle is loosely fitted to the mounting head and fixed to the ceiling wall of the cooking cabinet. And a jet pipe extending in a radial direction from the sleeve.

  When washing water is supplied to the washing nozzle when washing the inside of the cooking chamber with this heating cooker, the washing water is jetted from the jet nozzle at the tip of the jet pipe, so the jet pipe is driven by the washing water jetted from the jet nozzle. Rotating with the sleeve, the cleaning water is sprayed from the rotating spray pipe so as to be sprayed on the entire peripheral wall in the cooking chamber.

Japanese Patent Laying-Open No. 2015-155777

  In the heating cooker described in Patent Document 1 described above, the cleaning nozzle has an attachment head fixed to the ceiling wall of the cooking cabinet, a sleeve that is loosely fitted to the attachment head, and a jet pipe that extends radially from the sleeve. And the jet pipe is rotated together with the sleeve by the wash water jetted from the jet port, so that the wash water is jetted to the entire peripheral wall of the cooking cabinet. However, in this type of cooking device, a large amount of oil is scattered in the cooking chamber during cooking of the ingredients, and the scattered oil is solidified between the mounting head of the cleaning nozzle and the sleeve, so that the sleeve May stick to the mounting head and the spray tube may not rotate with the sleeve. For this reason, in the heating cooker of patent document 1, it was necessary to attach a washing | cleaning nozzle to the ceiling wall of a cooking cabinet whenever it wash | cleaned a cooking cabinet, and there existed a problem that the washing | cleaning operation | work of a cooking cabinet was troublesome. An object of this invention is to provide the cooking-by-heating machine by which the washing | cleaning operation | work of a cooking chamber does not become troublesome.

  In order to solve the above-described problems, the present invention provides a cooking chamber for cooking food, a heater that is disposed on one side of the cooking chamber, and that heats the cooking chamber, and one of the cooking chamber. And a convection fan that convects the air in the cooking chamber, and the convection fan sucks air from the other side of the cooking chamber to the one side to the peripheral wall of the cooking chamber. A heating cooker that heats and cooks ingredients with hot air heated by a heater that circulates the air in the cooking chamber from one side to the other side along the circulating air. The heating cooker is characterized in that the ceiling wall is provided with a washing nozzle that has a jet opening that opens toward the side of the cooking chamber and jets washing water.

  In the cooking device configured as described above, the ceiling wall of the cooking cabinet is provided with a washing nozzle that has a jet opening that opens toward the side of the cooking cabinet and jets washing water. Since the cleaning nozzle is not equipped with moving parts that rotate etc., even when the cleaning nozzle is attached to the ceiling wall of the cooking cabinet while cooking in the cooking cabinet, the cleaning nozzle is fixed with oil stains. It was possible to prevent problems that would prevent it from moving.

In the heating cooker configured as described above, it is preferable that the washing water ejected from the ejection nozzle of the washing nozzle is ejected toward the ceiling wall of the cooking cabinet. When it did in this way, the jetted washing water flowed down along the side walls from the ceiling wall of the cooking cabinet, and the washing water could flow to the whole cooking cabinet. In the heating cooker configured as described above, the cleaning nozzle is formed of a cylindrical member extending in the vertical direction from the ceiling wall of the cooking chamber, and the injection port extends in the circumferential direction on the other side surface of the cylindrical member. It is preferably formed by a slit.

  In the cooking device configured as described above, it is preferable to control so that the air in the cooking chamber is convected by the convection fan when the washing water is jetted by the washing nozzle. When doing in this way, the washing water sprayed from the washing nozzle can be scattered throughout the cooking cabinet by the air convection in the cooking cabinet, so that the entire cooking cabinet can be washed with the washing water. became. In this case, it is preferable to rotate the convection fan alternately in the forward direction and the reverse direction. When it did in this way, it came to be able to further scatter the washing water sprayed from the washing nozzle to the whole cooking cabinet.

It is a front view of one embodiment of a heating cooker of the present invention. It is the front view which made the state which opened the door of FIG. It is longitudinal direction sectional drawing in the center part of the front-back direction. It is AA sectional drawing. It is BB sectional drawing. It is the left view which removed the left panel of the housing and made the machine room visible. It is a longitudinal cross-sectional view a little rear side from the center part of the front-back direction. It is the schematic of the washing water path | route between a drainage tank and a washing nozzle. They are the longitudinal direction sectional view (a) along the left-right direction of a washing nozzle, and CC sectional view (b). It is a block diagram of a control apparatus.

  Below, one Embodiment of the heating cooker of this invention is described with reference to an accompanying drawing. The heating cooker of the present invention is called a steam convection oven, which heats and cooks food by convection with hot air containing steam, and is particularly a heating cooker with a cleaning function for cleaning the inside of the cooking cabinet 20. is there. As shown in FIG. 1, the heating cooker 10 includes a machine room 12 on the left side in the housing 11, and a cooking chamber 20 for cooking foods on a portion of the housing 11 excluding the machine room 12. I have. As shown in FIG. 2, the front part of the cooking cabinet 20 is provided with an opening 20a through which ingredients are put in and out, and the door 20 for opening and closing the opening 20a is provided in the opening 20a.

  As shown in FIG.2 and FIG.3, the cooking cabinet 20 accommodates ingredients and heat-cooks them, and the cooking chamber 20 is a storage chamber 21 that accommodates ingredients except for the left side of the cooking cabinet 20. The left side portion of 20 is a heating chamber 22 that sends hot air to the storage chamber 21. As shown in FIGS. 3 and 4, a partition plate 23 that partitions the storage chamber 21 and the heating chamber 22 is provided on the left side of the central portion of the cooking chamber 20 in the left-right direction. The partition plate 23 is provided with a suction port 23a composed of a large number of holes, and the air in the storage chamber 21 is sent to the heating chamber 22 through the suction port 23a. Further, the partition plate 23 is provided in the cooking cabinet 20 so that a ventilation space 23b is formed between the ceiling wall, bottom wall, front wall, and rear wall of the cooking cabinet 20 (which correspond to the peripheral wall of the cooking cabinet 20). The air in the heating chamber 22 is sent to the accommodation chamber 21 through the ventilation space 23b.

  As shown in FIGS. 3 and 4, the storage chamber 21 of the cooking cabinet 20 is provided with a pair of left and right support frames 24 that support a tray called a hotel pan in a vertical direction. Each support frame 24 includes a pair of front and rear support columns 24a and rails 24b that are fixed to the front and rear support columns 24a and support the left and right edges of the tray.

  As shown in FIGS. 3 and 5, a heater 25 and a convection fan 26 are provided on the left side (one side) of the cooking cabinet 20. The heater 25 heats the cooking cabinet 20, and the convection fan 26 convects the air in the cooking cabinet 20. The heater 25 is wound around the left side wall of the cooking cabinet 20 in an annular shape. Further, a convection fan 26 is disposed inside the heater 25 wound in an annular shape. When the heater 25 and the convection fan 26 are operated, the air in the accommodation chamber 21 (the other side portion in the cooking chamber 20) is sent to the heating chamber 22 (one side portion in the cooking chamber 20) through the suction port 23a. The air blown outward in the centrifugal direction from the convection fan 26 is heated by the heater 25 in the heating chamber 22 to become hot air, and the heated hot air flows between the partition plate 23 and each wall of the cooking chamber 20. It is sent to the storage chamber 21 through the ventilation space 23b. As shown in FIG. 5, a temperature sensor 27 is provided on the left side wall of the cooking cabinet 20, and the temperature sensor 27 detects the temperature in the cooking cabinet 20.

  As shown in FIG. 6, a steam generator 30 that supplies steam into the cooking chamber 20 is provided in the machine room 12 of the housing 11. The steam generator 30 heats water by induction heating to generate steam, and is erected on the upper side of the drainage tank 14 for flowing drainage from the cooking cabinet 20. The steam generating device 30 is a cylindrical steam generating container 31 that stores water of a predetermined water level, a heating body (not shown) that heats the water in the steam generating container 31, and wound around the outer periphery of the steam generating container 31. And an induction heating coil 32 that generates heat from the heating body, and a steam delivery tube 33 that delivers steam generated in the steam generation container 31 to the cooking chamber 20. The steam delivery tube 33 is connected to the steam inlet 20b of the cooking chamber 20 shown in FIG. 5, and the steam generated in the steam generation container 31 passes through the steam delivery tube 33 from the steam introduction port 20b into the cooking chamber 20. Sent to.

  As shown in FIG. 3, a cleaning nozzle 40 is provided on the ceiling wall of the cooking cabinet 20, and the cleaning nozzle 40 injects cleaning water into the cooking cabinet 20. Further, as shown in FIG. 7, a drain port 20 c is formed in the bottom wall of the cooking cabinet 20, and the drain port 20 c is connected to the drain tank 14 by a first drain pipe 15. As shown in FIG. 8, a second drain pipe 16 is connected to the drain tank 14, and a drain valve 17 is interposed in the second drain pipe 16. The water in the drain tank 14 is discharged to the outside of the housing 11 through the second drain pipe 16 by opening the drain valve 17. The second drain pipe 16 is connected to the introduction end of the cleaning water supply pipe 41 upstream of the drain valve 17, and the outlet end of the cleaning water supply pipe 41 is provided on the ceiling wall of the cooking cabinet 20. Connected to the cleaning nozzle 40. A pump 42 is interposed in the cleaning water supply pipe 41, and the cleaning water stored in the drain tank 14 is sent to the cleaning nozzle 40 by the pump 42. Note that a water supply pipe 43 that supplies cleaning water (wash water) is connected to the drain tank 14, and a water supply valve 44 is interposed in the water supply pipe 43. When the water supply valve 44 is opened when cleaning the cooking chamber 20, cleaning water is supplied from the water supply pipe 43 into the drainage tank 14. When cleaning the inside of the cooking cabinet 20, the drain valve 17 is closed in order to store the cleaning water in the drain tank 14.

  As shown in FIGS. 3 and 9, the cleaning nozzle 40 injects cleaning water into the cooking cabinet 20. The cleaning nozzle 40 is made of a metal bottomed cylindrical member (tubular member) having a water passage 40a that extends vertically downward from the ceiling wall of the cooking cabinet 20 and allows cleaning water to pass vertically. The cleaning nozzle 40 is disposed at a position closer to the heating chamber 22 (one side portion) than the central portion of the cooking chamber 20 in the left-right direction. An injection port 40b communicating with the water passage 40a is formed on the peripheral surface on the right side of the cleaning nozzle 40, and the injection port 40b is a side portion opposite to the heating chamber 22 (one side portion) of the cooking chamber 20 (the other side). Open to the side).

  As shown in FIG. 9B, the injection port 40 b is formed by a thin slit extending in the circumferential direction of the cleaning nozzle 40. The injection port 40b formed of a slit is opened at 240 ° in the front-rear direction centering on the direction facing the side of the cleaning nozzle 40 opposite to the heating chamber 22. Since the ejection port 40b is opened at 240 ° in the front-rear direction, the cleaning water ejected from the ejection port 40b of the cleaning nozzle 40 is wide in the front-rear direction on the side (the other side) opposite to the heating chamber 22. It is sprayed in the range, and the washing water can be sprayed over a wide range of the cooking chamber 20. In this embodiment, the injection port 40b is opened at 240 ° in the front-rear direction. However, the present invention is not limited to this, and if it is opened at 180 ° or more, injection can be performed in a wide range in the front-rear direction. Further, the injection port 40b formed of a slit is inclined at an angle of 8 ° upward. Since the injection port 40b is inclined upward toward the ceiling wall of the cooking cabinet 20, the washing water flows down from the ceiling wall of the cooking cabinet 20 along the peripheral wall. In addition to being able to do this, it has become possible to reduce the amount of unwashed ceiling wall of the cooking cabinet 20. In addition, although the injection port 40b was inclined at 8 degrees toward the upper side, it is not limited to this, and when it is inclined at an angle of 5 degrees to 10 degrees, it is injected onto the ceiling wall of the cooking cabinet 20. It becomes easy. Further, the cleaning nozzle 40 is formed by forming an injection port 40b made of a slit in a bottomed cylindrical member, and does not include a movable member such as a rotating body when the cleaning water is sprayed from the cleaning nozzle 40. Even after cooking with the nozzle 40 attached, the cleaning water can be appropriately jetted from the cleaning nozzle 40.

  As shown in FIG. 10, the heating cooker 10 includes a control device 50, and the control device 50 includes a drain valve 17, a heater 25, a convection fan 26, a temperature sensor 27, a steam generator 30, a pump 42, and water supply. Connected to valve 44. The control device 50 includes a microcomputer (not shown), and the microcomputer includes a CPU, a RAM, a ROM, and a timer (all not shown) connected via a bus. The control device 50 includes a cooking program for cooking food in the cooking cabinet 20 in the ROM and a cleaning program for washing the cooking cabinet 20. The cooking program includes a hot air mode cooking program that heats and cooks food with hot air that is convected by operating the heater 25 and the convection fan 26, and hot air that includes steam that is convected by operating the convection fan 26 and the steam generator 30. There are three types of steam mode cooking programs for cooking foods, and combination mode cooking programs for cooking foods with hot hot air containing steam that is convected by operating the heater 25, the convection fan 26, and the steam generator 30. Has a cooking program. In addition, while each said cooking program which memorize | stored the preset temperature in the cooking chamber 20 according to cooking of foodstuffs, steam amount, and cooking time is preset in ROM, the inside of the cooking chamber 20 according to a user's needs Each cooking program with the set temperature, steam amount and cooking time can be set. Further, the cleaning program executes a single cleaning mode in which the cleaning water containing the detergent is circulated while jetting the cleaning water, and a rinsing mode of three times (a plurality of times) in which the cleaning water without the detergent is circulated while being jetted. Is.

  When, for example, a combination mode cooking program of a cooking program is executed, the operation of the heater 25 and the convection fan 26 causes the air in the cooking cabinet 20 to circulate as hot air and steam from the steam generator 30 into the cooking cabinet 20. Is supplied, the food stored in the cooking cabinet 20 is cooked by hot air containing steam. At this time, the oil contained in the food material scatters in the cooking cabinet 20 together with the hot air that convects, and the oil adheres to each wall of the cooking cabinet 20, the partition plate 23, the support frame 24, and the like. In this type of heating cooker 10, it is desirable to always manage the inside of the cooking cabinet 20 in a sanitary manner, and therefore it is preferable to wash the cooking cabinet 20 every day of use, for example. For this purpose, the cooking device 10 has a cleaning program for automatically cleaning the inside of the cooking cabinet 20.

  When washing the inside of the cooking cabinet, the washing program is executed in a state where a cube-shaped detergent (solid detergent) is placed on the upper side of the drainage pan 20d provided in the drain opening 20c of the cooking cabinet 20. The washing program executes a washing mode for washing with washing water containing detergent and three rinsing modes for rinsing with washing water not containing detergent. When the cleaning mode is started, the drainage valve 17 is closed and the water supply valve 44 is opened for a predetermined time, so that the flushing water can be stored in the drainage tank 14. When washing water is stored in the drain tank 14, the steam generator 30 is operated to supply steam into the cooking cabinet 20, so that oil or the like adhering to the peripheral wall of the cooking cabinet 20 can be obtained. It is preferable to allow dirt to float.

  When the pump 42 is operated after the cleaning water is stored in the drain tank 14, the cleaning water stored in the drain tank 14 is sent to the cleaning nozzle 40 through the cleaning water supply pipe 41. The washing water is sprayed from the jet nozzle 40b of the washing nozzle 40 in a wide range in the front-rear direction toward the side opposite to the heating chamber 22 in the storage chamber 21 of the cooking cabinet 20. Further, since the injection port 40 b is inclined upward toward the ceiling wall of the cooking chamber 20, the cleaning water blown from the injection port 40 b is also sprayed on the ceiling wall of the cooking chamber 20. The washing water sprayed from the injection port 40b flows down from the ceiling wall of the cooking cabinet 20 along the peripheral wall. The washing water that has flowed down the peripheral wall of the cooking chamber 20 returns to the drainage tank 14 through the first drainage pipe 16 from the drainage port 20c. The washing water returned to the drainage tank 14 is sent again to the washing nozzle 40 by the pump 42, and the washing water circulates between the cooking chamber 20 and the drainage tank 14. At this time, the detergent placed on the upper side of the drain pan 20d is dissolved in the washing water, and the washing water contains the detergent.

  Further, when the cleaning program is executed, the heater 25 and the convection fan 26 are operated. The washing water ejected from the ejection port 40 b of the washing nozzle 40 is further blown to every corner of the peripheral wall of the cooking chamber 20 by the air convected by the convection fan 26. That is, in the cooking chamber 20, the air in the storage chamber 21 is sucked into the heating chamber 22 through the suction port 23 a by the convection fan 26, and the sucked air enters the storage chamber 21 from the heating chamber 22 through the ventilation space 23 b. The air in the cooking chamber 20 is convected between the storage chamber 21 and the heating chamber 22. The washing water sprayed toward the right side of the cooking chamber 20 from the injection port 40b is sprayed to every corner of the peripheral wall of the cooking chamber 20 by this convection air.

  In addition, since the heater 25 is also operated together with the operation of the convection fan 26, the air convection inside the cooking cabinet 20 is heated, and the heated air uses the washing water sprayed into the cooking cabinet 20 from the washing nozzle 40. Become warm. In this way, by operating the heater 25 and the convection fan 26 when the cleaning program is executed, the cleaning water ejected from the ejection port 40b of the cleaning nozzle 40 is in a high temperature state in which oil stains are easily removed. The peripheral wall of the cooking cabinet 20, the partition plate 23, and the support frame 24 can be sprayed all the way, and the oil stains adhering to the circumferential wall and the like of the cooking cabinet 20 can be easily removed. Further, the convection fan 26 is alternately rotated in the forward direction and the reverse direction so as to change the flow of air convection in the cooking cabinet 20. By doing in this way, the washing water spouted from the jet nozzle 40b of the washing nozzle 40 is cooked by the air flow that changes depending on whether the convection fan 26 is rotated in the forward direction or the reverse direction. 20 is sprayed to every corner. When the cleaning mode of the cleaning program is executed for a predetermined time, the operation of the heater 25, the convection fan 26 and the pump 42 is stopped, the drain valve 17 is opened, and the cleaning water containing the detergent in the drain tank 14 is drained.

  When the cleaning mode of the cleaning program ends, the rinsing mode is executed. In the rinsing mode, the drain valve 17 is closed and the water supply valve 44 is opened for a predetermined time, so that rinse water for rinsing is stored in the drain tank 14. Thereafter, when the pump 42 is operated, the cleaning water stored in the drain tank 14 is sent to the cleaning nozzle 40 through the cleaning water supply pipe 41, and the injection port 40b of the cleaning nozzle 40 is the same as in the above-described cleaning mode. The cleaning water sprayed from the corners of the cooking chamber 20 is sprayed to every corner of the peripheral wall of the cooking cabinet 20, the partition plate 23 and the support frame 24, and the cleaning water containing the detergent sprayed in the cleaning mode can be washed away. . Even in this rinsing mode, the heater 25 and the convection fan 26 are operated, and the convection fan 26 is alternately rotated in the forward direction and the reverse direction. When the rinsing mode of the cleaning program is executed for a predetermined time, the heater 25, the convection fan 26 and the pump 42 are stopped, the drain valve 17 is opened, and the cleaning water used for rinsing in the drain tank 14 is drained. In this embodiment, the rinsing mode is performed three times and the cleaning program is terminated.

  In the heating cooker 10 configured as described above, the ceiling wall of the cooking cabinet 20 is provided with a cleaning nozzle 40 that has an injection port 40b that opens toward the side and injects cleaning water. Since the cleaning nozzle 40 is not provided with a movable part that rotates or the like, the cleaning nozzle 40 is not attached even if the cleaning nozzle 40 is attached to the ceiling wall of the cooking cabinet 20 when cooking is performed in the cooking cabinet 20. It was possible to prevent problems such as sticking with oil stains and preventing them from moving.

  Moreover, in this embodiment, the jet nozzle 40b of the washing nozzle 40 has the other side portion (the cooking chamber 20) opposite to the one side portion (the left side portion of the cooking chamber 20) where the heater 25 and the convection fan 26 are disposed. (To the right side). Moreover, the opposite side to the heating chamber 22 in which the heater 25 and the convection fan 26 of the cooking chamber 20 are disposed is a storage chamber 21 that stores and cooks food, and the injection port 40 b faces the right side of the storage chamber 21. Therefore, it was possible to easily wash away oil stains adhering to the storage chamber 21 of the cooking cabinet 20.

  Moreover, you may open the injection nozzle 40b of the washing nozzle 40 toward the one side part in which the heater 25 and the convection fan 26 are arrange | positioned. When it does in this way, the wash water ejected from the injection port 40b is scattered by the convection fan 26, and comes to be sprayed to the whole cooking chamber 20. FIG.

  Further, the cleaning water ejected from the ejection port 40 b of the cleaning nozzle 40 is ejected toward the ceiling wall of the cooking cabinet 20. As a result, the spouted washing water flows down from the ceiling wall of the cooking cabinet along the side walls, so that the washing water can flow not only through the entire cooking cabinet 20, but also the ceiling wall of the cooking cabinet 20 where dirt easily remains. It seemed to be easy to wash away with water.

  Further, the cleaning nozzle 40 uses a cylindrical member extending vertically downward from the ceiling wall of the cooking cabinet 20, and the side of the injection nozzle 40 b opposite to the heating chamber 22 (the other side) of the cleaning nozzle 40. The cleaning nozzle 40 can be manufactured with simple parts and easy processing. Furthermore, since the injection port 40b is formed by a thin slit, the cleaning water ejected from the injection port 40b is ejected vigorously in a wide range in the front-rear direction. I was able to flow.

  In the heating cooker 10 of this embodiment, when the washing water is jetted from the jet port 40b of the washing nozzle 40, the convection fan 26 controls the air in the cooking cabinet 20 to be convected. The jet nozzle 40b of the cleaning nozzle 40 faces the opposite side of the heating chamber 22 of the cooking cabinet 20, and the cleaning water is jetted only from the jet port 40b to the opposite side of the heating chamber 22, but by the convection fan 26 The convection air in the cooking cabinet 20 can be scattered also on the heating chamber 22 side, and the dirt adhering to the peripheral wall in the cooking cabinet 20 can be washed away with washing water to every corner. In this case, since the convection fan 26 is rotated alternately in the forward direction and the reverse direction, the wash water is changed depending on the flow of air when the washing water is rotated in the direction opposite to the forward direction of the convection fan 26. It became possible to scatter to every corner of the inside, and the dirt adhering to the peripheral wall in the cooking cabinet 20 could be washed away with the washing water to every corner.

  In this embodiment, the heater 25 and the convection fan 26 are provided on the left side as one side of the cooking cabinet 20, and the injection port 40b of the cleaning nozzle 40 is directed to the right side of the cooking cabinet 20 as the other side. However, the present invention is not limited to this, the heater 25 and the convection fan 26 are provided on the right side as one side portion of the cooking chamber 20, and the cooking chamber 20 has the injection port 40b of the cleaning nozzle 40 as the other side portion. The heater 25 and the convection fan 26 may be provided on the rear side as one side of the cooking chamber 20, and the cooking nozzle 20 may have the injection port 40 b of the cleaning nozzle 40 as the other side. You may make it point to the front side part.

   DESCRIPTION OF SYMBOLS 10 ... Heating cooker, 20 ... Cooking chamber, 25 ... Heater, 26 ... Convection fan, 40 ... Cleaning nozzle, 40b ... Injection port.

Claims (5)

A cooking chamber for cooking food ingredients;
A heater that is arranged on one side of the cooking chamber and heats the cooking chamber;
A convection fan disposed on the one side in the cooking chamber to convect the air in the cooking chamber;
The convection fan sends air that has been sucked into the one side from the other side in the cooking chamber to the other side from the one side along the peripheral wall of the cooking chamber. A cooking device that circulates the air in the cooking chamber and heats the circulated air with hot air heated by the heater,
A cooking device according to claim 1, wherein a cleaning nozzle for injecting cleaning water is provided on the ceiling wall of the cooking chamber, the nozzle having an injection port that opens toward the side of the cooking chamber. The heating cooker according to claim 1, wherein
A heating cooker characterized in that the cleaning water sprayed from the spray nozzle outlet is sprayed toward the ceiling wall of the cooking cabinet. The heating cooker according to claim 1 or 2,
The cleaning nozzle is formed of a cylindrical member extending vertically downward from the ceiling wall of the cooking chamber, and the injection port is formed by a slit extending in the circumferential direction on the other side surface of the cylindrical member. A heating cooker featuring. In the heating cooker according to any one of claims 1 to 3,
The cooking device according to claim 1, wherein the convection fan controls the convection of the air in the cooking chamber when the cleaning water is sprayed by the cleaning nozzle. The cooking device according to claim 4, wherein
A heating cooker characterized in that the convection fan is rotated alternately in the forward and reverse directions.

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