JP4660942B2 - Cooker - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
  The present invention relates to an exhaust configuration from a grill of a cooking device.
[0002]
[Prior art]
  The exhaust structure from the grill of a conventional cooking device will be described with reference to FIG. DESCRIPTION OF SYMBOLS 1 is a grill warehouse which cooks a fish grill etc. 2 is a heating part which heats food in the grill warehouse 1, 3 is an openable / closable door part which takes in and out the food, 4 is smoke from the grill warehouse 1, etc. Is connected to the rear of the grill 1. 5 is a catalyst body disposed in the exhaust path 4, 6 is an intake means composed of a fan or the like also disposed in the exhaust path 4, 7 is a heating section for heating the catalyst body, and 8 is an exhaust path 4. By being connected to the grill cabinet 1, smoke and odor generated in the grill cabinet 1 are sucked into the catalyst body 5 by the intake means 6 and purified and deodorized, and then the outlet 8 of the exhaust path is opened. It passes through and is exhausted again into the grill cabinet 1. Reference numeral 9 is a cooked food, 10 is a grill for placing the cooked food 9, 11 is a saucer for catching water or the like dripping from the cooked food 9, and 12 is an outer shell for supporting the grill 1.
[0003]
[Problems to be solved by the invention]
  However, in the conventional configuration, smoke and vapor generated from the grill cabinet 1 always circulates in the grill cabinet 1 → exhaust path 4 → catalyst body 5 → exhaust path outlet 7 → grill warehouse 1 to ensure purification and deodorization. However, in terms of cooking (deliciousness), steam generated from the water stretched on the food 8 and the saucer 10 inevitably remains, so there is a problem that it is not possible to make a crispy grilled food. It was done.
[0004]
  The present invention solves the above-mentioned conventional problems. In smoke and steam generated from a grill, the smoke is purified, deodorized and circulated in the main body to discharge fresh and clean hot air for cooking to the outside. The purpose of the present invention is to provide a cooking device that pursues the ultimate deliciousness of exhausting the steam, which is obstructive in terms of cooking (taste), to the outside.
[0005]
[Means for Solving the Problems]
  In order to solve the above-mentioned conventional problems, the present invention exhausts smoke generated in the grill, a heating unit for heating the food in the grill, an openable / closable door, and the grill. An exhaust path in which a catalyst body is disposed, an inlet is connected to the rear of the grill box, and an outlet is connected to the rear of the grill box below the inlet, and an exhaust pipe that guides exhaust to the outside from the upper side of the exhaust path And a temperature detecting element is provided in the exhaust path, and when the temperature detecting element detects an abnormal temperature rise when ignited in the grill, the energization of the heating unit is stopped.In addition, the exhaust path is provided with a fouling detection element for determining the degree of fouling caused by smoke, and the fouling detection element detects that the smoke due to incomplete combustion that cannot be purified by the catalyst body is higher than a normal level. , Stop energization of the heating unitIn this way, fresh and clean hot air that has been purified and deodorized can be circulated and used for cooking, and excess steam can be discharged outside the equipment. In addition, when the food in the grill is ignited, an abnormal temperature rise in the grill or in the exhaust path can be detected and the heating section can be de-energized immediately. Can be provided.
[0006]
In addition, when the cooked food in the grill is ignited, not only abnormal temperature rise in the grill or exhaust path is detected, but also the energization of the heating unit is immediately stopped by detection due to a large amount of smoke due to abnormality. Therefore, it is possible to provide a safer cooking device having a double safety function.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
  According to the first aspect of the present invention, there is provided a grill warehouse, a heating section for heating the cooked food in the grill warehouse, an openable / closable door, and exhausting smoke generated in the grill warehouse to dispose a catalyst body inside. An exhaust path that is disposed and connected to the rear of the grill box and an outlet is connected to the rear of the grill box and below the inlet; and an exhaust pipe that guides exhaust to the outside from above the exhaust path, When a temperature detection element is provided in the exhaust path and the temperature detection element detects an abnormal temperature rise when ignited in the grill, the energization of the heating unit is stopped.In addition, the exhaust path is provided with a fouling detection element for determining the degree of fouling caused by smoke, and the fouling detection element detects that the smoke due to incomplete combustion that cannot be purified by the catalyst body is higher than a normal level. , Stop energization of the heating unitBy configuring, fresh and clean hot air that has been purified and deodorized can be circulated and used for cooking, and excess steam can be discharged outside the equipment, providing cooking equipment that can cook delicious grilled food. it can.
[0008]
  In addition, when the food in the grill is ignited, an abnormal temperature rise in the grill or in the exhaust path can be detected and the heating section can be de-energized immediately. Can be provided.
[0009]
In addition, when the cooked food in the grill is ignited, not only abnormal temperature rise in the grill or exhaust path is detected, but also the energization of the heating unit is immediately stopped by detection due to a large amount of smoke due to abnormality. Therefore, it is possible to provide a safer cooking device having a double safety function.
[0010]
  The invention described in claim 2 is a grill cabinet, a heating section for heating the cooked food in the grill cabinet, an openable / closable door, and exhausting smoke generated in the grill cabinet and disposing a catalyst body therein. An exhaust passage connected to the rear of the grill cabinet and an outlet connected to the rear of the grill cabinet below the inlet to circulate and purify exhaust gas from the grill cabinet; And a heat exchange means and a drain outlet provided near the outlet, a temperature detection element is provided in the exhaust path, and an abnormal temperature when the temperature detection element ignites in the grill cabinet When the rise is detected, the energization of the heating unit is stopped.In addition, the exhaust path is provided with a fouling detection element for determining the degree of fouling caused by smoke, and the fouling detection element detects that the smoke due to incomplete combustion that cannot be purified by the catalyst body is higher than a normal level. , Stop energization of the heating unitProviding cooking equipment that can cook delicious grilled foods because fresh and clean hot air that has been purified and deodorized circulates efficiently inside the grill for cooking, and steam is also dehumidified and circulated by configuring it. Can do.
[0011]
  In addition, when the food in the grill is ignited, an abnormal temperature rise in the grill or in the exhaust path can be detected and the heating section can be de-energized immediately. Can be provided.
[0012]
  Also,When the food in the chill chamber is ignited, not only abnormal temperature rise in the grill chamber or exhaust path, but also immediately stop energization of the heating part even when detecting abnormal smoke Therefore, it is possible to provide a safer cooking device having a double safety function.
[0013]
【Example】
  Embodiments of the present invention will be described below with reference to FIGS.
[0014]
  Example 1
  FIG. 1 shows a detailed sectional view of a heating cooker in the first embodiment of the present invention.
[0015]
  In FIG. 1, reference numeral 21 denotes a grill warehouse for performing grilled fish cooking, 22 is a heating section for heating the cooked food in the grill warehouse 21, 23 is a door section for taking in and out the cooked food, and 24 is an exhaust from the grill warehouse 21. Is connected to the rear of the grill cabinet 21. Reference numeral 25 denotes a catalyst body disposed in the exhaust passage 24, which is made by attaching a platinum group metal that performs a catalytic action to a base material such as a metal. When smoke or the like comes into contact, it is oxidized and burned to be purified and deodorized. Reference numeral 26 denotes an outlet of the exhaust passage 24, which is connected to the grill warehouse 21. Reference numeral 27 denotes an exhaust cylinder provided above the exhaust path 24 and connected to the outside of the device. Reference numeral 28 is a cooked food, 29 is a grill for placing the cooked food 28, 30 is a saucer for catching water or the like dripping from the cooked product 28, and 31 is an outer shell for supporting the grill cabinet 21.
[0016]
  Next, the operation of the first embodiment will be described.
[0017]
  Consider the time when cooking grilled fish or the like in the grill cabinet 21. Smoke and steam generated from the grill chamber 21 are guided to the rear exhaust path 24. A catalyst body 25 is disposed in the exhaust path 24, and when smoke or steam passes through the catalyst body 25, the oil and odor are decomposed by the catalytic action, resulting in hot air having almost no dirt or odor. . However, since the hot air contains a steam component due to water accumulated in the cooked product 28 and the saucer 30, the steam component hits the cooked product 28 simply by circulating in the grill chamber 21. It is inferior in terms of (soft, delicious). However, since there is an exhaust cylinder 27 connected to the outside of the apparatus above the exhaust path 24, the steam containing moisture is exhausted from there to the outside of the apparatus, and only the purified hot air containing almost no remaining moisture is exhausted. It passes through the path 24 and is returned again into the grill cabinet 21 and used as hot air for cooking. As a result, the cooked product 28 can be re-applied with purified hot air having almost no moisture, so that the cooked food can be cooked deliciously and crisply. Therefore, the cooking appliance which can pursue ultimate deliciousness can be provided.
[0018]
  Further, since the steam discharged from the exhaust cylinder 27 is purified and deodorized by the catalyst body 25, it does not give the user a sense of discomfort due to odor or the like, and oil or dirt around the exhaust cylinder 27 or the surrounding wall. Therefore, it is possible to provide cooking equipment that is easy to clean and easy to clean.
[0019]
  In Example 1, the heating unit that activates the catalyst body 25 by increasing the temperature.WhenAlthough the heating unit 22 is also used to heat the cooked product 28, the same effect can be obtained even if a heating unit for single heating for the catalyst body 25 is separately provided.
[0020]
  (Example 2)
  FIG. 2 shows a detailed cross-sectional view of the cooking device according to the second embodiment of the present invention.
[0021]
  In FIG. 2, reference numeral 41 denotes a grill store for performing grilled fish, 42 a heating unit for heating the cooked food in the grill store 41, 43 a door for taking in and out the cooked product, and 44 an exhaust from the grill store 41. Is connected to the rear of the grill 41. Reference numeral 45 denotes a catalyst body disposed in the exhaust passage 44, which is made by attaching a platinum group metal that performs a catalytic action to a base material such as a metal. When smoke or the like comes into contact, it is oxidized and burned to be purified and deodorized. Reference numeral 46 denotes an intake means disposed in the exhaust path 44, to which a fan is attached and is rotated by a motor. 47 is an outlet of the exhaust path 44 and is connected to the grill 41. Reference numeral 48 denotes an exhaust pipe provided above the exhaust path 44 and connected to the outside of the device. Reference numeral 49 is a cooked food, 50 is a grill for placing the cooked food 49, 51 is a saucer for receiving gravy or the like dripping water during cooking or dropping from the cooked food 49, and 52 is an outer shell for supporting the grill box 41.
[0022]
  Next, the operation of the second embodiment will be described.
[0023]
  Consider the time when cooking grilled fish in the grill 41. Smoke and steam generated from the grill 41 are guided to the rear exhaust path 44. However, since the vicinity of the inlet of the exhaust path 44 is covered with the catalyst body 45 having a mesh structure, it is not guided smoothly. However, in this structure, since the intake means 46 composed of a fan is disposed in the exhaust path 44, the exhaust is quickly drawn into the exhaust path 44 by the suction force of the fan. By doing so, the catalytic action shown in Example 1 is performed more effectively. After that, the same effects as those described in Example 1 can be obtained, so that the grilled food can be cooked more deliciously and crisply. Therefore, the cooking appliance which can pursue ultimate deliciousness can be provided.
[0024]
  Further, since the steam exhausted from the exhaust cylinder 48 is purified and deodorized by the catalyst body 45, the user does not feel uncomfortable due to odor or the like, and oil or dirt around the exhaust cylinder 48 or the surrounding wall. Therefore, it is possible to provide cooking equipment that is easy to clean and easy to clean.
[0025]
  Also in Example 2, the heating unit that activates the catalyst body 45 by increasing the temperature.WhenAlthough the heating unit 42 is also used to heat the cooked product 49, the same effect can be obtained even if a heating unit for single heating for the catalyst body 45 is separately provided.
[0026]
  Example 3
  FIG. 3 shows a detailed cross-sectional view of the heating cooker in the third embodiment of the present invention.
[0027]
  In FIG. 3, reference numeral 61 denotes a grill box for performing grilled fish cooking, 62 is a heating unit for heating the cooked food in the grill box 61, 63 is a door for taking in and out the cooked food, and 64 is an exhaust from the grill box 61. Is connected to the rear of the grill 61. Reference numeral 65 denotes a catalyst body disposed in the exhaust path 64, which is made of a metal such as a platinum group metal that catalyzes a catalytic action. When smoke or the like comes into contact with it, it is oxidized and burned to be purified and deodorized. Reference numeral 66 denotes intake means disposed in the exhaust path 64, and a fan is attached to the intake means 64 so as to be rotated by a motor. Reference numeral 67 denotes heat exchange means, and a heat exchanger is disposed in the exhaust path 64, and reference numeral 68 denotes a cooling fan that can apply cooling air from the outside to the heat exchanger 67. Reference numeral 69 is for guiding water droplets generated at a drain outlet disposed below the exhaust path 64 to the outside. Reference numeral 70 denotes an outlet of the exhaust path 64 and is connected to the grill box 61. Reference numeral 71 is a cooked food, 72 is a grill for placing the cooked food 71, 73 is a saucer for receiving water or the like dripping from the cooked food 71, and 74 is an outer shell that supports the grill 61.
[0028]
  Next, the operation of the third embodiment will be described.
[0029]
  Consider the case of cooking such as grilled fish in the grill 61. Smoke and steam generated from the grill 61 are guided to the rear exhaust path 64 by the suction force of the intake means 66 disposed in the exhaust path 64. A catalyst body 65 is disposed in the exhaust path 64, and when smoke or steam passes through the catalyst body 65, the oil and odor are decomposed by the catalytic action, and hot air having almost no dirt and odor is generated. . However, since the hot air contains a steam component due to water accumulated in the food 71 and the saucer 73, the steam component hits the food 71 simply by circulating in the grill 61. It is inferior in terms of (soft, delicious). However, since the heat exchanger 67 is disposed in the exhaust path 64, and cooling air from the outside is applied by the cooling fan 68, the steam passing therethrough is cooled, and moisture in the moisture is condensed to form water droplets. Become. That is, only the purified hot air from which moisture has disappeared passes through the exhaust path 64 and is returned to the grill 61 to be used as hot air for cooking. (Water drops are drained to the outside through the drain port 69.) By doing so, the cooked food 71 can be re-applied with purified hot air with almost no moisture, so the grilled food is deliciously baked. Can do it. Therefore, the cooking appliance which can pursue ultimate deliciousness can be provided.
[0030]
  In addition, the exhaust from the grill 61 is not discharged to the outside, that is, there is no exhaust port, so there is no discomfort for the user, and oil or dirt due to smoke adheres around the exhaust port or the kitchen wall. Therefore, it is possible to provide a cooking device that is easy to clean and highly cleanable. Further, there is no risk of burns due to touching the exhaust port, and the grill 61 and the exhaust path 64 are completely enclosed. Therefore, even when a cooked item or the like ignites in the grill 61, the fire goes out. Therefore, it is possible to provide a highly safe cooking device.
[0031]
  In Example 3, the heating unit that activates the catalyst body 65 by increasing the temperature.WhenAlthough it also serves as the heating unit 62 for heating the cooked product 70, the same effect can be obtained even if a heating unit for single heating for the catalyst body 65 is separately provided.
[0032]
Moreover, although it is a means of a heat exchanger, in Example 3, it cooled with the cooling fan, but the same effect is acquired even if it cools with the refrigerant | coolant which uses CFC etc.
[0033]
  (Example 4)
  FIG. 4 shows a detailed sectional view of a heating cooker in the fourth embodiment of the present invention.
[0034]
  In FIG. 4, reference numeral 81 is a grill warehouse for performing grilled fish cooking, 82 is a heating section for heating the cooked food in the grill warehouse 81, 83 is a door section for taking in and out the cooked food, and 84 is an exhaust from the grill warehouse 81. Is connected to the rear of the grill box 81. Reference numeral 85 denotes a catalyst body disposed in the exhaust path 84, which is made of a metal group or the like with a platinum group metal that performs a catalytic action attached thereto. When smoke or the like comes into contact, it is oxidized and burned to be purified and deodorized. Reference numeral 86 denotes an intake means disposed in the exhaust path 84, to which a fan is attached and is rotated by a motor. 87 is a heat exchanging means, and a heat exchanger is arranged in the exhaust path 84, and 88 is a cooling fan, which can apply cooling air from the outside to the heat exchanger 87. 89 is for guiding water droplets generated at the drain outlet disposed below the exhaust passage 84 to the outside. Reference numeral 90 denotes an outlet of the exhaust passage 84 and is connected to the grill box 81. 91 is a heating unit for heating the exhaust disposed near the outlet 90 of the exhaust path, and reheats the exhaust cooled by the heat exchanger 87. Reference numeral 92 is a cooked food, 93 is a grill for placing the cooked food 92, 94 is a saucer for catching water or the like dripping from the cooked food 92, and 95 is an outer shell for supporting the grill warehouse 81.
[0035]
  Next, the operation of the fourth embodiment will be described.
[0036]
  Let us consider the case of cooking such as grilled fish in the grill 81. Smoke and steam generated from the grill box 81 are guided to the rear exhaust path 84 by the suction force of the intake means 86 disposed in the exhaust path 84. A catalyst body 85 is disposed in the exhaust path 84, and when smoke or steam passes through the catalyst body 85, the oil and odor are decomposed by the catalytic action, resulting in hot air having almost no dirt or odor. . However, since the hot air contains a steam component due to water accumulated in the cooked item 92 and the tray 94, the steam component hits the cooked item 71 simply by circulating the inside of the grill 61. It is inferior in terms of (soft, delicious). However, since the heat exchanger 87 is disposed in the exhaust path 84, and cooling air from the outside is applied by the cooling fan 88, the steam passing therethrough is cooled, moisture in the moisture is condensed and water droplets are condensed. Become. The cooled hot air is heated again by the heating unit 91 for heating the exhaust disposed near the outlet 90 of the exhaust path and returned to the grill box 81 in a hot state, so that the temperature in the grill box 81 is almost lowered. Without being circulated. (Water droplets are drained to the outside through the drain port 89.) By doing so, the cooked food 71 can be re-applied with purified hot air with almost no moisture, so the grilled food is deliciously baked. Can do it. Therefore, the cooking appliance which can pursue ultimate deliciousness can be provided. In addition, the same effects as those described in Example 3 can be obtained.
[0037]
  In Example 4, the heating unit that activates the catalyst body 85 by increasing the temperature.WhenAlthough the heating unit 82 for heating the cooked item 92 is also used, a heating unit for single heating for the catalyst body 85 may be separately provided, or may be used for the heating unit 91 for heating the exhaust gas. Similar effects can be obtained.
[0038]
  (Example 5)
  FIG. 5 shows a detailed cross-sectional view of a heating cooker in the fifth embodiment of the present invention.
[0039]
  In FIG. 5, reference numeral 101 denotes a grill store for performing grilled fish cooking, 102 denotes a heating unit for heating the cooked food in the grill store 101, 103 denotes a door for taking in and out the cooked product, and 104 denotes exhaust from the grill store 101. Is connected to the rear of the grill 101. Reference numeral 105 denotes a catalyst body disposed in the exhaust passage 104, and a platinum group metal that performs a catalytic action is attached to a base material such as a metal. When smoke or the like comes into contact, it is oxidized and burned to be purified and deodorized. Reference numeral 106 denotes an air intake means disposed in the exhaust path 104 to which a fan is attached and is rotated by a motor. Reference numeral 107 denotes a heat exchanging means, and a heat exchanger is arranged in the exhaust path 104, and reference numeral 108 denotes a cooling fan that can apply cooling air from the outside to the heat exchanger 107. Reference numeral 109 denotes a water droplet generated at a drain outlet disposed below the exhaust path 104 to the outside. Reference numeral 110 denotes an outlet of the exhaust passage 104 and is connected to the grill cabinet 101. Reference numeral 111 denotes a heating unit for heating the exhaust disposed in the vicinity of the outlet 110 of the exhaust path, and reheats the exhaust cooled by the heat exchanger 107. Reference numeral 112 denotes a temperature detection element provided in the exhaust path 104, which functions to adjust the temperature in the grill 101 and to prevent overheating. Reference numeral 113 denotes a cooked food, 114 a grill for placing the cooked food 113, 115 a saucer for receiving water or the like dripping from the cooked food 113, and 116 an outer shell for supporting the grill cabinet 101.
[0040]
  Next, the operation of the fifth embodiment will be described.
[0041]
  Let us consider a case where a grill or the like is cooked in the grill 101 and ignites. If it is ignited, the temperature in the grill 101 or the exhaust passage 104 abnormally rises due to the flame. At that time, if the temperature detection means 112 causes a temperature rise above a certain temperature rise, if the energization of the heating unit 102 is stopped, the fire can be extinguished immediately upon ignition. Therefore, a highly safe cooking device can be provided. Moreover, since the flame and smoke when ignited do not have an exhaust port, they do not go out of the equipment, so that the user is not uncomfortable. In addition, the same effects as those described in Example 4 can be obtained.
[0042]
  In the fifth embodiment, the temperature detecting element is shown in the exhaust path, but it may be attached in the grill cabinet or in both.
[0043]
  (Example 6)
  FIG. 6 shows a detailed cross-sectional view of a heating cooker in the sixth embodiment of the present invention.
[0044]
  In FIG. 6, reference numeral 121 denotes a grill box for performing grilled fish cooking, 122 denotes a heating unit for heating the cooked food in the grill box 121, 123 denotes a door for taking in and out the cooked food, and 124 denotes an exhaust from the grill box 121. Is connected to the rear of the grille 121. 125 is a catalyst body disposed in the exhaust passage 124, and a platinum group metal that performs a catalytic action is attached to a base material such as a metal. When smoke or the like comes into contact with it, it is oxidized and burned to be purified and deodorized. Reference numeral 126 denotes an intake means disposed in the exhaust path 124, to which a fan is attached, and is rotated by a motor. Reference numeral 127 denotes a heat exchanging means, and a heat exchanger is arranged in the exhaust passage 124. Reference numeral 128 denotes a cooling fan, which can apply cooling air from the outside to the heat exchanger 127. Reference numeral 129 guides water droplets generated at a drain outlet disposed below the exhaust passage 124 to the outside. Reference numeral 130 denotes an outlet of the exhaust passage 124, which is connected to the grill storage 121. Reference numeral 131 denotes a heating unit for heating the exhaust disposed in the vicinity of the outlet 130 of the exhaust path, which reheats the exhaust cooled by the heat exchanger 127. Reference numeral 132 denotes a temperature detection element provided in the exhaust path 124, which functions to adjust the temperature in the grill 121 and to prevent overheating. 133 is a dirt detection element provided in the exhaust path 124 to determine the degree of dirt by applying infrared rays. Reference numeral 134 denotes a cooked food, 135 a grill net for placing the cooked food 134, 136 a tray that is filled with water during cooking and receives gravy dropped from the cooked product 134, and 137 is an outer shell that supports the grill cabinet 121.
[0045]
  Next, the operation of the sixth embodiment will be described.
[0046]
  Let us consider a case where a grilled fish 121 is used for cooking such as grilled fish and ignites. If ignition occurs due to incomplete combustion, a large amount of smoke is generated. Since there is a catalyst body 125 in the exhaust path 124, it is purified to some extent and deodorized, but cannot be purified at a normal level. At that time, if it is determined by the dirt detecting element that the level of dirt is different from the normal dirt level (the amount of dirt is large), if the energization of the heating unit 122 is stopped, the fire is immediately extinguished upon ignition. be able to. Moreover, since the temperature detection element 132 is also disposed, the effects described in the fifth embodiment can be obtained, so that a highly safe cooking appliance having a double safety mechanism can be provided. Moreover, since the flame and smoke when ignited do not have an exhaust port, they do not go out of the equipment, so that the user is not uncomfortable. In addition, the same effects as those described in the fourth embodiment can be obtained.
[0047]
  In the sixth embodiment, the temperature detection element is shown in the exhaust path, but it may be attached in the grill cabinet or in both.
[0048]
【The invention's effect】
  As described above, according to the first aspect of the present invention, the fresh and clean hot air purified and deodorized by the catalyst body is returned to the grill cabinet for cooking, and is used in circulation. Since it can be discharged to the outside, it is possible to provide a cooking device that can cook the grilled food that is deliciously crisp. In addition, since the steam discharged to the outside is purified and deodorized by the catalyst body, it does not give the user an unpleasant feeling. Since dirt is not adhered, it is possible to provide a cooking device that is easy to clean and highly clean.
[0049]
  In addition, when the food in the grill is ignited, an abnormal temperature rise in the grill or in the exhaust path can be detected and the heating section can be de-energized immediately. Can be provided.
[0050]
In addition, when the cooked food in the grill is ignited, not only abnormal temperature rise in the grill or exhaust path is detected, but also the energization of the heating unit is immediately stopped by detection due to a large amount of smoke due to abnormality. Therefore, it is possible to provide a safer cooking device having a double safety function.
[0051]
  Further, according to the invention described in claim 2, particularly when steam passes through the heat exchanging means, it is cooled and dehydrated and circulates as the moisture in the moisture condenses and flows as water droplets. It is possible to provide a cooking device that can cook a baked pottery. Also, the exhaust from the grill is not discharged to the outside, that is, there is no exhaust port, so there is no discomfort to the user, and oil or dirt due to smoke is attached around the exhaust port or the kitchen wall. Therefore, it is possible to provide a cooking device that is easy to clean and highly cleanable. In addition, there is no risk of burns caused by touching the exhaust port, and the grill and exhaust path are completely enclosed, so that even when food is ignited in the grill, the fire does not go outside. Therefore, it is possible to provide cooking equipment with high safety.
[0052]
  In addition, when the food in the grill is ignited, an abnormal temperature rise in the grill or in the exhaust path can be detected and the heating section can be de-energized immediately. Can be provided.
[0053]
  AlsoTheWhen the food in the chill chamber is ignited, not only abnormal temperature rise in the grill chamber or exhaust passage, but also detection of a large amount of smoke can immediately stop energization of the heating unit. Therefore, it is possible to provide a safer cooking device having a double safety function.
[Brief description of the drawings]
FIG. 1 is a detailed sectional view of a heating cooker in Embodiment 1 of the present invention.
FIG. 2 is a detailed sectional view of a heating cooker in Embodiment 2 of the present invention.
FIG. 3 is a detailed sectional view of a heating cooker in Embodiment 3 of the present invention.
FIG. 4 is a detailed sectional view of a heating cooker in Embodiment 4 of the present invention.
FIG. 5 is a detailed cross-sectional view of a heating cooker according to a fifth embodiment of the present invention.
FIG. 6 is a detailed cross-sectional view of a heating cooker in Embodiment 6 of the present invention.
FIG. 7 is a detailed sectional view of a conventional cooking device.
[Explanation of symbols]
  21, 41, 61, 81, 101, 121 Grill warehouse
  22, 42, 62, 82, 102, 122 Heating section
  23, 43, 63, 83, 103, 123 Door
  24, 44, 64, 84, 104, 124 Exhaust path
  25, 45, 65, 85, 105, 125 Catalyst body
  26, 47, 70, 90, 110, 130 Exhaust path outlet
  27, 48 Exhaust pipe
  28, 49, 71, 92, 113, 134
  29, 50, 72, 93, 114, 135
  30, 51, 73, 94, 115, 136 saucer
  31, 52, 74, 95, 116, 137
  46, 66, 86, 106, 126 Intake means
  67, 87, 107, 127 heat exchanger
  68, 88, 108, 128 Cooling fan
  69, 89, 109, 129 outlet
  91, 111, 131 Exhaust heating unit
  112, 132 Temperature sensing element
  133 Dirt detection element

Claims (2)

A grill, a heating unit for heating the food in the grill, a door that can be freely opened and closed, a smoke generated in the grill, exhausted with a catalyst body, and an inlet for the grill An exhaust path connected to the rear and having an outlet connected to the rear of the grill box below the inlet; and an exhaust pipe for guiding exhaust to the outside from above the exhaust path, and a temperature detection element is provided inside the exhaust path is the the temperature sensing element detects an abnormal temperature rise at the time of fire in the grill box stops the energization of the heating unit, wherein the exhaust path, dirt detection device for determining a contamination degree smoke inside And the dirt detecting element stops energization of the heating unit when detecting that the smoke due to incomplete combustion that cannot be purified by the catalyst body is higher than a normal level. A grill, a heating unit for heating the food in the grill, a door that can be freely opened and closed, a smoke generated in the grill, exhausted with a catalyst body, and an inlet for the grill An exhaust path connected to the rear and having an outlet connected to the rear of the grill box below the inlet to circulate and purify the exhaust from the grill; and an intake means provided in the exhaust path for drawing the exhaust; A heat exchange means and a drain outlet provided in the vicinity of the outlet; a temperature detection element is provided in the exhaust path; and when the temperature detection element detects an abnormal temperature rise when ignited in the grill, the heating stops the energization of parts, wherein the exhaust path, an internal stain detection device for determining the contamination degree smoke is provided, the stain detection element, smoke due to incomplete combustion that can not be purified by the catalyst is normal level Ri detects that often cooking device for stopping the energization of said heating unit.

Images