JPH09173217A - Hot plate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To embody a hot plate which prevents oil smoke from diffusion in a room, is economical and further compact so that it is easily used and hard to be restricted in the place to be used without needing any works. SOLUTION: In this hot plate, suction air 14 sucked by a suction means 7 is ejected from the suction means 7 to provide exhaust air 11 a portion of which is ejected through an exhaust port 12 to the outside of a machine body. The remaining exhaust air is introduced through a vent path 10 into an outlet 9 and jetted out approximately toward the center of a plate 4. Air jet 13 lets oil smoke 15 generated from the plate 4 to the direction of the center of the plate 4. The oil smoke 15 let to the direction of the center is dragged in the suction air 14 together with air jet 13 and air above the plate 4 while being sucked from a suction port 6 and removed by a filter 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hot plate for reducing the diffusion of oily smoke generated during cooking.

[0002]

2. Description of the Related Art A conventional technique will be described below with reference to FIG. 1 is a plate, 2 is a heater as a heating means for heating the plate 1, and 3 is an exterior cover.

[0003] In the above configuration, the heater 1 causes the plate 1
Is heated, and ingredients such as meat are placed on the plate 1 and baked. At this time, oil from meat etc. or oil applied to the plate before cooking burns on the plate and generates a large amount of oil smoke, which scatters and diffuses into the room with the rising airflow, and contaminates the ceiling and walls. I was In order to prevent this, oil fumes are generally discharged outside using mainly a ventilation fan.

[0004] Further, as a technique for business use, there is a technique in which a dining table and a hot plate are integrated, and oil smoke is sucked from an upper portion or a lower portion of the plate and discharged outside.

[0005]

However, the hot plate having the above-mentioned conventional structure does not have a function for preventing oil smoke from diffusing into a room. Also,
Even if a ventilation fan is used, it is easy to be restricted in the place where it is used due to the relationship between the distance between the ventilation fan and the hot plate and the capacity of the ventilation fan. However, it was very difficult in nature to prevent it from spreading.

The technology for business use is also large as an apparatus, and it is difficult to use it in a general home because of the necessity of duct work and the like and the high cost.

[0007] The present invention is intended to solve the problems of the conventional structure, and not only prevents oil smoke from diffusing into the room, but also does not require construction work, is inexpensive, and The purpose of the present invention is to provide a home-use hot plate that is compact in size and easy to use, and is not limited by the place where it is used.

[0008]

In order to solve the above-mentioned problems, one means of the present invention is a plate, a heating means for heating the plate, and an intake port consisting of a hole provided at substantially the center of the plate, Intake means for sucking the oil smoke generated on the plate, a filter arranged on the intake side of the intake means for removing the sucked oil smoke, and an air outlet for blowing air toward the substantial center of the plate, which is provided on the upper part of the plate A hot plate having a configuration in which a ventilation path for guiding exhaust air from the intake means to the air outlet and an exhaust outlet for discharging a part of the exhaust air from the intake means to the outside of the machine body are provided.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 is directed to a plate, a heating means for heating the plate, an intake port formed of a hole provided substantially in the center of the plate, and sucking oil smoke generated on the plate. Intake means, a filter arranged on the intake side of the intake means for removing sucked oily smoke, an air outlet for blowing air toward the substantial center of the plate provided at the top of the plate, and exhaust air from the intake means A hot plate with an air duct leading to the air outlet and an exhaust outlet that discharges part of the exhaust air from the intake means to the outside of the machine. It is possible to remove smoke from oil.

According to a second aspect of the present invention, the intake means comprises a motor and a centrifugal fan, and the motor is arranged below the centrifugal fan so that the exhaust air from the centrifugal fan does not directly hit the motor. The plate is used to protect the motor from high temperature and oil adhesion, prevent damage and ignition of the motor, and prolong the durability time.

According to a third aspect of the present invention, the filter diameter is made larger than the intake port diameter provided in the plate, and the hot plate is provided with the expansion pipe connecting the intake port and the filter outer peripheral portion. It is possible to secure an easy-to-use cooking area by setting the size of the hot plate to a suitable size, and to realize a hot plate that can increase the filter smoke area so that the oil smoke removal capability can be improved.

According to a fourth aspect of the present invention, the filter is arranged near the inlet of the centrifugal fan, the filter diameter and the inlet diameter of the centrifugal fan are made substantially the same, and the filter diameter is larger than the inlet diameter provided in the plate. In addition, the hot plate is provided with an expansion tube that connects the intake port and the filter outer peripheral portion, and since the expansion angle of the expansion tube can be reduced, the fluid loss in the expansion tube can be minimized and oil smoke can be reduced. The removal capacity of can be maximized.

According to a fifth aspect of the present invention, the outer cover constituting the machine body is composed of an upper outer cover and a lower outer cover, and these are hot plates which are detachable from each other. It is easy and the plate can be easily removed.

According to the sixth aspect of the present invention, the upper exterior cover is provided with a cylindrical portion, the lower exterior cover is provided with a curved portion, and the inside of the cylindrical portion overlaps the outside of the curved portion. Since it is a plate, the cylindrical portion provided on the upper exterior cover can be lengthened without affecting the shape of the air passage, and the design effect can be increased.

According to the seventh aspect of the present invention, since the exhaust port is provided in the lower exterior cover, and the exhaust port is located in a position hidden by the upper exterior cover when viewed from a substantially horizontal direction, the hot plate is constructed. The exhaust port is located so that it is difficult for the user to see the exhaust port, and the appearance is beautiful.

According to an eighth aspect of the present invention, exhaust ports are provided in the lower exterior cover at equal intervals in the horizontal direction, and these exhaust ports are located at positions hidden by the upper exterior cover when viewed in a substantially horizontal direction. Since the hot plate is configured as described above, the exhaust air is not concentrated in one place, and therefore the influence of the temperature increase on the surrounding objects due to the exhaust air is reduced, and the blown air is easily blown out uniformly from the air blowout port.

According to the ninth aspect of the present invention, since the hot plate is provided with the ring-shaped projection around the intake port provided in the plate, oil or water drops from the intake port and the filter is contaminated. Can be prevented and the filter can be made to last longer.

According to the tenth aspect of the present invention, since the lid-shaped member is provided at the intake port provided in the plate and the hot plate is provided with the opening portion at the lid-shaped member, foodstuffs and the like are introduced into the intake port. It never falls.

According to an eleventh aspect of the present invention, a lid-like member is provided at an intake port provided in the plate, an opening is provided at the lid-like member, and a ring-shaped projection is provided around the intake port. Since the hot plate is used as the hot plate, it is possible to prevent the surface temperature of the plate from being lowered by the sucked air and to efficiently suck the blown air. Embodiments of the invention will be described below with reference to the accompanying drawings.

(Embodiment 1) In FIG. 1, 4 is a plate, 5 is a heating means for heating the plate 4, 6 is an intake port consisting of a hole provided in the approximate center of the plate 4, 7
Is an intake means for sucking oily smoke generated on the plate 4, 8
Is a filter arranged on the intake side of the intake means 7 to remove the sucked oil smoke, 9 is an air outlet provided on the upper outside of the plate 4 and blows air toward the approximate center of the plate 4, and 10 is the intake means 7 Of the exhaust air 11 to the air blowing port 9, 12 is an exhaust port for discharging a part of the exhaust air 11 to the outside of the machine, 13 is blown air, 14 is intake air, and 15 is oil smoke.

The operation of this embodiment will be described below. When the heating means 5 is energized, the plate 4 is heated. As a result, the food such as meat placed on the plate 4 is heated and cooked. At this time, the oil coming out of the food and the oil applied to the plate 4 before cooking are also heated, and the oil smoke 15 is generated. On the other hand, the intake air 14 sucked by the intake means 7 is discharged from the intake means 7, becomes exhaust air 11, and a part thereof is discharged to the outside of the machine body through the exhaust port 12. The remaining exhaust air that has not been discharged passes through the air passage 10 and is guided to the air outlet 9 from which the plate 4 is discharged.
Is blown out toward the approximate center of.

At this time, the exhaust air 1 is exhausted through the exhaust port 12.
1 is discharged outside the fuselage, the blown air 13
Has a smaller air volume than the suction air 14. For this reason,
The blown air 13 has a function of flowing the oil smoke 15 generated from the plate 4 toward the center of the plate 4. Oil smoke 15 flowing toward the center is blown air 13
In addition to the air above the plate 4 and the air above the plate 4, the air is sucked from the intake port 6 while being caught in the suction air 14, and is removed by the filter 8.

However, if the blown air 13 has a larger air volume than the sucked air 14, the blown air 13 collides with each other in the vicinity of the center of the plate 4, and a part of the blown air 13 is taken in by the intake port 6. It is not sucked from the inside of the plate 4 and goes up while entraining oily smoke into the sky of the plate 4. That is, since a part of the exhaust air 11 is exhausted from the exhaust port 12 to the outside of the machine, the air volume of the intake air 14 can be made larger than the exhaust air 13, and the entire exhaust air 13 can be reliably sucked together with the oil smoke. .

Further, by discharging a part of the exhaust air 11 to the outside of the machine body, there is also an effect of softening the temperature rise of the entire blower path from the intake port 6 to the blowout port 9, and all the constituent parts in the blower path. The heat resistant temperature of can be set low.

As described above, according to the present invention, not only the oil smoke can be prevented from diffusing into the room while cooking roasted meat, but the hot plate itself is provided with a function of preventing the oil mist from diffusing into the room. Since it does not require the work required for commercial hot plates, it is cheaper. In addition, the airframe itself can be realized in a compact size, so that it is easy to use and is less likely to be restricted by a place where it is used.

As the heating means, in addition to the sheathed heater, a conductive coil is formed into a roll shape, and a so-called induction generated in a ferromagnetic metal or the like by a magnetic field generated when a current is passed through this coil. The same effect can be obtained by using an induction heating heater or a halogen heater to which the heating principle is applied.

(Second Embodiment) A second embodiment will be described with reference to FIG. The description of the overall configuration is given in Embodiment 1.
Since it is the same as the above, the description will be omitted and only different parts will be described. A centrifugal fan 16 and a motor 17 are arranged below the main plate of the centrifugal fan 16.

When the operation is started in this state, exhaust air 1
Since 9 is formed by sucking the hot air on the plate 20, the temperature is high, and the exhaust air 19 contains a small amount of oil smoke that cannot be removed by the filter 21. There is. Therefore, it is necessary to protect the motor 17 from high temperatures and oil adhesion. When the motor is operated in this embodiment, the motor 17 is surrounded by the centrifugal fan 16 and the exterior cover 18, so that the exhaust air 19 does not directly reach the motor 17.

As described above, according to the present invention, it is possible to protect the motor 17 from high temperature and oil adhesion, prevent damage and ignition of the motor, and prolong the durability time.

The same effect can be obtained even if the motor is protruded toward the exterior cover as shown in FIG.

(Embodiment 3) Embodiment 3 of the present invention
Will be described with reference to FIG. Since the description of the entire configuration is the same as that of the second embodiment of the invention, it is omitted, and only different parts will be described. Reference numeral 22 is a filter, and 23 is an intake port provided in the plate 24, and the filter diameter is larger than the intake port diameter. Reference numeral 25 is an expansion pipe that smoothly connects the intake port to the outer peripheral portion of the filter. Further, 26 is intake air, and 27 is exhaust air.

When the operation is started in this state, the intake port 23
The sucked air 26 sucked from is expanded by the action of the expansion tube 25. Then, the filter 22 removes oily smoke and clean exhaust air 27
Becomes

Considering the cooking area, the intake port 23 opened in the plate 24 should be as small as possible. On the other hand, the area of the filter 22 is preferably large considering the oil smoke removal capability. The optimum configuration that satisfies both of these conditions is the present embodiment. The filter diameter here may be the outer diameter or the effective diameter.

As described above, according to the present invention, the intake area can be appropriately sized to secure an easy-to-use cooking area.
The ability to remove oily smoke can be enhanced.

However, as a method for enhancing the ability to remove oily smoke, it is conceivable to increase the thickness of the filter. In this case, the thicker the filter, the greater the passage resistance of the intake air 26 when passing through the filter and the smaller the flow rate. As a result, it is not possible to have the ability to remove the oil fumes that are generated one after another.

(Embodiment 4) Embodiment 4 of the present invention
Will be described with reference to FIG. Since the description of the entire configuration is the same as that of the second embodiment of the invention, it is omitted, and only different parts will be described. 28 is a centrifugal fan, 29 is an inlet of the centrifugal fan, and 30 is a filter arranged in the vicinity of the inlet 29, the diameter of which is substantially the same as the inlet diameter of the centrifugal fan 28. Reference numeral 31 is an intake port provided in the plate 32, and the filter diameter is larger than the intake port diameter. Reference numeral 33 is an expansion tube that smoothly connects the intake port to the outer peripheral portion of the filter. Further, 34 is intake air, and 35 is exhaust air.

When the operation is started in this state, the intake port 31
The range of passage of the suction air 34 sucked from is expanded by the action of the expansion tube 33. At this time, since the distance between the filter 30 and the inlet of the intake port 31 can be set large, the spread angle of the expansion tube 33 can be suppressed to be small,
On the other hand, since the area of the filter 30 can be made as large as possible, the fluid loss due to the spreading pipe can be minimized.

As described above, according to the present invention, in addition to the effect of the third aspect of the invention, the fluid loss due to the spreading pipe can be minimized, so that the oil smoke removal capability can be maximized. It is a thing.

(Embodiment 5) Embodiment 5 of the present invention
Will be described with reference to FIG. Since the description of the entire configuration is the same as that of the first embodiment of the invention, it is omitted, and only different parts will be described. Reference numeral 36 denotes an outer cover on the upper side of the outer cover divided in two in the vertical direction, 37 denotes a lower outer cover, and 38 denotes a plate. Upper exterior cover 3
6 and the lower exterior cover 37 are detachably fixed.

According to the present invention, in addition to the effects of the first aspect of the invention, the following effects are obtained. That is, since the outer cover is composed of the upper and lower parts, the outer cover can be easily processed. When the plate 38 is removable, the plate 38 can be easily removed by removing only the upper exterior cover.

(Embodiment 6) Embodiment 6 of the present invention
Will be described with reference to FIG. The description of the entire configuration is similar to that of the fifth embodiment of the present invention, and therefore the description thereof is omitted, and only different portions will be described. Reference numeral 39 denotes an outer cover on the upper side of the outer cover divided into two in the vertical direction, and 40 denotes a lower outer cover. Further, 41 is a cylindrical portion of the upper exterior cover 39, 42 is a curved portion of the lower exterior cover 40, and the inside of the cylindrical portion 41 overlaps the outside of the curved portion 42. The joint between the two covers is shaped such that the upper cover 39 rides on the lower cover 40. Also, 4
3 is an air duct.

According to the present invention, in addition to the effect of the fifth aspect of the invention, there are the following effects. That is, the cylindrical portion provided on the upper exterior cover can be lengthened without affecting the shape of the air passage. This makes it look smart and enhances the design effect.

(Embodiment 7) Embodiment 7 of the present invention
Will be described with reference to FIG. The description of the entire configuration is similar to that of the fifth embodiment of the present invention, and therefore the description thereof is omitted, and only different portions will be described. 44 is an upper exterior cover, 45 is a lower exterior cover, and 46 is an exhaust port. When viewed in a substantially horizontal direction, the exhaust port 46 is located at a place hidden by the upper exterior cover 44. Further, 47 is the exhaust air exhausted to the outside of the machine body.

According to the present invention, in addition to the effect of the sixth aspect of the invention, there are the following effects. That is, since the exhaust port 46 is at a position where it is difficult to see, the appearance is beautiful, and the exhaust air 47
Since the air flows downwards, the exhaust air does not directly blow to the user who is supposed to be around the airframe, and therefore the discomfort does not occur.

(Embodiment 8) Embodiment 8 of the present invention
Will be described with reference to FIG. FIG. 8 is an external view. Since the description of the entire configuration is the same as that of the seventh embodiment of the invention, the description thereof is omitted. In the figure, 48 indicated by a wavy line is an exhaust port, 49 is an upper exterior cover, 50 is a lower exterior cover, and 51 is an air outlet. The exhaust ports 48 are provided in the lower exterior cover 50, and are arranged at equal intervals over the entire circumference in the horizontal direction. Further, the exhaust port 48 is located at a place hidden by the outer cover 49 on the upper side when viewed in a substantially horizontal direction.

According to the present invention, since the exhaust ports 48 are arranged at equal intervals over the horizontal direction, the exhaust air is exhausted substantially uniformly over the entire periphery of the machine body. Therefore, there are the following effects.

First, since the exhaust air is not concentrated in one place, the influence of the temperature increase on the surrounding objects by the exhaust air is reduced. Further, since the blown air is likely to be blown out uniformly from the air blowing port, the smoke collection efficiency is increased. Also,
In addition to these effects, the same effects as those of the seventh embodiment are also obtained.

As described above, according to the present invention, not only the appearance is beautiful, but the discharged air does not directly blow on the user who should have been around the machine and does not cause any discomfort. Has little effect on temperature rise to
Also, it works so as to increase the smoke collection efficiency.

(Embodiment 9) Embodiment 9 of the present invention
Will be described with reference to FIG. The description of the entire configuration is the same as that of the first embodiment of the invention, and will be omitted. In the figure, 52 is a plate, 53 is an intake port provided in the plate 52, 54 is a ring-shaped projection provided around the intake port 53,
5 is a filter.

Generally, as a preparation for cooking on a plate, oil is applied to the plate. In addition, when cooking ingredients such as meat on the plate, oil and water are generated from the ingredients.
A part of the generated oil or water evaporates but the rest spreads on the plate surface. Then, it tries to fall inward from the intake port 53, but it does not fall inward because of the protrusion 54 on the ring and stays on the plate surface. Therefore, it is possible to prevent the filter from being contaminated with oil or water. As described above, according to the present invention, it is possible to make the filter last longer.

(Embodiment 10) Embodiment 1 of the present invention
0 will be described with reference to FIG. The description of the entire configuration is the same as that of the first embodiment of the invention, and will be omitted. In the figure, 56 is a plate, 57 is an intake port provided in the plate 56,
8 is a filter. Reference numeral 59 is an upper lid member that covers the upper portion of the intake port 57 and has a substantially cylindrical shape. This lid member 59
An opening portion 60 is provided in the opening so as not to prevent the intake air 61 from entering the intake port 57. The lower portion of the lid-shaped member 59 is adapted to fit with the intake port 57.

According to the present invention, since the lid-shaped member 59 is provided, food materials and the like do not fall into the intake port 57. At this time, the opening 60 may have any shape, and a net or the like may be installed in the opening 60. Although the lid-shaped member 59 and the plate 56 are shown as separate bodies here, the same effect can be obtained even if they are integrally molded.

(Embodiment 11) Embodiment 1 of the present invention
1 will be described with reference to FIG. The description of the entire configuration is the same as that of the first embodiment of the invention, and will be omitted. In the figure, 62 is a plate, 63 is an intake port provided in the plate 62, 6
4 is a filter. Further, reference numeral 65 denotes an upper lid member that covers the upper portion of the intake port 63 and has a substantially cylindrical shape. This lid member 65
The opening 66 is provided in the lid-shaped member 6
The lower part of 5 is adapted to fit with the intake port 63. 6
7 is a ring-shaped projection provided around the intake port 63,
Reference numeral 8 is suction air, and 69 is blown air. In addition,
The lower part of the lid-shaped member 65 may be fitted to the protrusion 67 on the ring.

When the suction air 68 passes near the surface of the plate 62, the plate 62 is cooled by the suction air 68, and the surface temperature of the plate 62 decreases. However, according to the present invention, since the opening 66 can be provided at a higher position than the plate 62, the suction air 68 can be supplied to the plate 62.
The plate temperature does not easily drop because it does not pass near the surface of the plate.

If the same effect is to be obtained without the ring-shaped protrusion 67, the ring-shaped protrusion 67 and the lid-shaped member 65 may be integrally molded.
With this, from the boundary portion between the lid-like member 65 and the plate 62,
Oil, water, etc. on the surface of the plate 62 will seep out and fall into the intake port 63.

Further, since the upper surface of the intake port 63 is closed by the lid-like member 65, the blown air 69 can be efficiently sucked.

Therefore, according to the present invention, the intake air 6
8 to prevent the surface temperature of the plate 62 from lowering, to efficiently suck the blown air 69, and to prevent oil, water and the like or food materials on the surface of the plate 62 from falling into the intake port 63. You can

[0058]

According to the first aspect of the present invention,
An intake port, an intake unit for sucking oily smoke, a filter for removing oily smoke, an air outlet for blowing air toward the substantial center of the plate on the outside upper part of the plate, and an exhaust air for the exhaust air from the intake unit. Since the air passage that leads to the mouth and the exhaust port that discharges part of the exhaust air from the intake means to the outside of the aircraft are provided, oil smoke is reliably sucked from the intake port,
It can be filtered to remove oil smoke. Further, the heat-resistant temperatures of all the components in the ventilation path can be set low. As described above, not only can the oil smoke be prevented from diffusing into the room during grilling, but also the hot plate itself is provided with a function to prevent the smoke from diffusing into the room. This eliminates the need for construction work required for vessels and the like, makes it cheaper, makes the aircraft itself compact, realizes a hot plate that is easy to use, and that is not subject to restrictions on where it can be used.

According to the second aspect of the present invention, the intake means is composed of the motor and the centrifugal fan, and the motor is arranged below the centrifugal fan main plate so that the exhaust air from the centrifugal fan does not directly contact the motor. With this configuration, the hot plate can protect the motor from high temperature and oil adhesion, prevent damage and ignition of the motor, and prolong the durability time.

According to the third aspect of the invention, the filter diameter is set to be larger than the intake port diameter provided in the plate, and the expansion pipe that smoothly connects the intake port to the filter outer peripheral portion is provided. The hot plate has an appropriate size to secure an easy-to-use cooking area, and a large filter area, so that a hot plate capable of enhancing the ability to remove oil smoke is realized.

According to the invention as set forth in claim 4, since the filter is arranged in the vicinity of the inlet of the centrifugal fan and the filter diameter and the inlet diameter of the centrifugal fan are made substantially the same, the spread angle of the expansion tube is made small. Therefore, the fluid loss in the expansion tube can be minimized, and the hot plate capable of maximizing the oil smoke removal capacity can be realized.

According to the fifth aspect of the present invention, the outer cover forming the machine body is divided into two parts in the vertical direction, so that the outer cover can be easily processed and the hot plate can be easily removed. Is.

According to the sixth aspect of the present invention, among the outer covers divided into two in the vertical direction, the upper outer cover is provided with a cylindrical portion, and the lower outer cover is provided with a curved portion. Since the inside of the portion overlaps the outside of the curved portion, the cylindrical portion provided on the upper exterior cover can be lengthened without affecting the shape of the air passage,
The purpose of this is to realize a hot plate whose design effect can be increased.

According to the invention described in claim 7, of the exterior covers divided into two in the vertical direction, an exhaust port is provided in the lower exterior cover, and a place hidden by the upper exterior cover when viewed in a substantially horizontal direction. Since the exhaust port is located at the position, it is difficult for the user to see the exhaust port, resulting in a beautiful appearance. Further, since the exhausted air comes out downward, a hot plate is realized which does not give discomfort to a user who is supposed to be around the machine body.

According to the eighth aspect of the present invention, of the exterior covers divided into two in the vertical direction, the lower exterior cover is provided with exhaust ports at even intervals over the entire circumference in the horizontal direction, and the exterior cover is provided in a substantially horizontal direction. Since these exhaust ports are located where they are hidden by the outer cover on the upper side, the exhaust air does not concentrate in one place, so the effect of temperature rise on surrounding objects due to the exhaust air is reduced and the air blown out Since it is easy to uniformly blow out from the air outlet, a hot plate with high smoke collection efficiency is realized.

According to the ninth aspect of the invention, since the ring-shaped projection is provided around the intake port provided in the plate, it is possible to prevent oil and water from falling from the intake port and contaminating the filter. It is intended to realize a hot plate that can be prevented and the filter can last a long time.

According to the tenth aspect of the invention, since the lid-like member is provided at the intake port provided in the plate and the opening is provided at the lid-like member, foodstuffs and the like fall into the intake port. It realizes a unique hot plate.

According to the eleventh aspect of the present invention, the lid-like member is provided at the intake port provided in the plate, the opening is provided at the lid-like member, and the ring-shaped projection is provided around the intake port. With such a configuration, it is possible to realize a hot plate that can prevent the surface temperature of the plate from being lowered by the sucked air and can suck the blown air efficiently.

[Brief description of the drawings]

FIG. 1 is a sectional view of a hot plate according to a first embodiment of the present invention.

2A is a sectional view of a hot plate according to a second embodiment of the present invention. FIG. 2B is a sectional view of a hot plate according to a second embodiment of the present invention.

FIG. 3 is a sectional view of a hot plate according to a third embodiment of the present invention.

FIG. 4 is a sectional view of a hot plate according to a fourth embodiment of the present invention.

FIG. 5 is a sectional view of a hot plate according to a fifth embodiment of the present invention.

FIG. 6 is a sectional view of a hot plate according to a sixth embodiment of the present invention.

FIG. 7 is a sectional view of a hot plate according to a seventh embodiment of the present invention.

FIG. 8 is an external view of a hot plate according to an eighth embodiment of the present invention.

FIG. 9 is a sectional view of a hot plate according to a ninth embodiment of the present invention.

FIG. 10 is a sectional view of a hot plate according to a tenth embodiment of the present invention.

FIG. 11 is a sectional view of a hot plate according to an eleventh embodiment of the present invention.

FIG. 12 is a sectional view of a conventional hot plate.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 plate 2 heating means 3 exterior cover 6, 23, 31, 53, 57 intake port 7 intake means 8, 22, 30, 58 filter 9, 51 air blowout port 10, 43 air duct 12, 46, 48 exhaust port 16, 28 Centrifugal fan 17 Motor 25, 33 Expansion tube 29 Centrifugal fan inlet 36, 39, 49 Upper outer cover 37, 40, 50 Lower outer cover 41 Cylindrical part 42 Curved part 54, 67 Ring-shaped projection 59, 65 Lid-shaped member 60 opening

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Koji Oka 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (11)

[Claims] 1. A plate, a heating means for heating the plate, an intake port formed of a hole provided substantially in the center of the plate, and an intake means for sucking oil smoke generated on the plate.
A filter arranged on the intake side of the intake means to remove sucked oily smoke, an air blowout port provided on the upper part of the plate for blowing air toward substantially the center of the plate, and exhaust air from the intake means to the air blowout port. A hot plate that has an air duct that guides it and an exhaust port that discharges part of the exhaust air from the intake means to the outside of the machine. 2. The hot plate according to claim 1, wherein the intake means is composed of a motor and a centrifugal fan, and the motor is arranged below the centrifugal fan so that exhaust air from the centrifugal fan does not directly contact the motor. . 3. The hot plate according to claim 2, wherein the filter diameter is made larger than the intake port diameter provided in the plate, and an expansion tube connecting the intake port and the filter outer peripheral portion is provided. 4. The filter is arranged near the inlet of the centrifugal fan, the filter diameter and the inlet diameter of the centrifugal fan are made substantially the same, and the filter diameter is made larger than the inlet diameter provided in the plate, and The hot plate according to claim 2, further comprising an expansion tube connected to the outer peripheral portion of the filter. 5. The hot plate according to claim 1, wherein the exterior cover constituting the machine body is composed of an upper exterior cover and a lower exterior cover, and these are removable from each other. 6. The hot plate according to claim 5, wherein the upper exterior cover is provided with a cylindrical portion, the lower exterior cover is provided with a curved portion, and the inside of the cylindrical portion overlaps the outside of the curved portion. 7. The hot plate according to claim 5, wherein the lower exterior cover is provided with an exhaust port, and the exhaust port is located at a position hidden by the upper exterior cover when viewed in a substantially horizontal direction. 8. The exhaust port is provided in the lower exterior cover at equal intervals in the horizontal direction, and the exhaust ports are located at positions hidden by the upper exterior cover when viewed from a substantially horizontal direction. Hot plate. 9. The hot plate according to claim 1, wherein a ring-shaped projection is provided around an intake port provided in the plate. 10. The hot plate according to claim 1, wherein a lid-like member is provided at an intake port provided in the plate, and an opening is provided in the lid-like member. 11. The hot plate according to claim 1, wherein a lid-like member is provided at an intake port provided in the plate, an opening is provided at the lid-like member, and a ring-shaped projection is provided around the intake port. ..