JPH0375416A - Flue gas device - Google Patents

Abstract

PURPOSE:To control the floe gas device always to a proper air quantity in accordance with a burning quantity and a produced smoke quantity to collect oil smoke so as to exhaust in the outside by controlling an air suction quantity corresponding to a supply quantity of energy and a degree of contamination of an air suction flow. CONSTITUTION:An energy quantity detector 20 for detecting a consumption gas quantity in each heating 12 is connected in a gas pipe passage 19 for supply ing gas to a range 11. An exhaust blower 16 is interlocked with the energy quantity detector 20 to provide a control part 21 for controlling an air quantity. The exhaust blower 16 is operated to suck air necessary for collecting oil smoke from an inlet 13 so that a control part 21 may attain a proper air quantity in accordance with the output of the energy quantity detector 20 as soon as a heating part 12 is heated to start cooling. An oil component sucked in a smoke exhaust duct 18 is stuck on a grease filter 22 provided in the inlet 13 to be removed. Thereby, oil smoke and the like are always introduced to the inlet by the use of the proper air quantity in accordance with a burning quantity and collection and exhaust can be performed effectively.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a device for discharging oily smoke generated during cooking from a range used in a kitchen or the like.

Conventional technology Conventionally, a smoke exhaust device B that collects and exhausts oily smoke generated during cooking from a microwave oven, etc. used in a kitchen, etc.
As shown in FIG. 9, one end is a hood 4 having an inlet 3 that opens to the side of the heating part 2 of the microwave oven l, and the other end is an outlet that penetrates the wall 5 of the house and faces the outdoors. A smoke exhaust duct 7 having a smoke exhaust port 6 is installed, and an exhaust air blower 11 is installed at this exhaust port 6.
It is configured by providing B. On the other hand, the exhaust blower 8 is provided with a controller 9, and the cook operates the controller 9 to adjust the amount of collected air. Further, a removable grease filter IO is provided in the smoke exhaust duct 7 near the suction port 3 in order to separate the oil contained in the oil smoke.

Note that solid arrows indicate the flow of air by the exhaust blower 8.

With the above configuration, an air flow is generated from the intake port 3 that drives the exhaust blower 8 to the exhaust port 6, and along with the air flow sucked from the intake port 3, generated oil smoke etc. are sucked into the smoke exhaust duct 7. Ru. On the other hand, the oil contained in the oil smoke is
After adhering to a grease filter 10 provided nearby and being separated, the purified air is discharged outdoors from the exhaust port 6.Problems to be Solved by the InventionHowever, the above configuration does not solve the problem. The amount of collected air must be adjusted by the cook using the controller 9 each time, and the problem is that the amount of air cannot necessarily be set to the optimum amount for the combustion amount of the burner 2 being used, that is, the amount of oil smoke generated. was there. In other words, if the amount of air is larger than necessary, a large amount of the air inside the kitchen will be exhausted, which will significantly reduce the effectiveness of heating and cooling, and will cause cold drafts, where cold air flows inside the kitchen, and increase noise. There were issues such as:

In addition, if the amount was small, carbon monoxide and smoke would diffuse and fill the kitchen.

The present invention solves these conventional problems, and aims to always control the amount of air to be optimal according to the amount of combustion and the amount of smoke generated, collect oil smoke, etc., and discharge it to the outside. ing.

Means for Solving the Problems In order to solve the above problems, the present invention provides, as a first means, an inlet opening with one end facing the heating section of the range, and an outlet opening with an exhaust blower arranged at the other end. The device is composed of a smoke exhaust duct having a duct, and an energy amount detector that detects the amount of energy supplied to the range, and controls the amount of intake air in conjunction with the energy amount detector.

In addition, as a second means, a smoke exhaust duct having an inlet opening facing the heating part of the range at one end and an exhaust port having an exhaust blower arranged at the other end is used, and the amount of energy supplied to the range is detected. The intake air amount is controlled in conjunction with the energy amount detector and the pollution degree detection sensor.

Function: The present invention controls the amount of intake air according to the amount of energy supplied to the range, thereby always guiding oil smoke etc. to the intake port with the optimum amount of air according to the amount of combustion, effectively collecting and collecting exhaust smoke. It is something to do.

In addition, by controlling the amount of intake air according to the amount of energy supplied and the degree of contamination of the intake air flow, oil smoke is always guided to the intake port with the optimal amount of air according to the amount of oil smoke generated, and is effectively collected. It is used to remove smoke.

Embodiment A first embodiment of the present invention in which gas is used as an energy source will be explained below with reference to the accompanying drawings.As shown in FIG. The hood 14 has an inlet 13 which is open to face the part 12, and the other end is an outlet 1 which penetrates the wall surface 15 of the house and faces the outdoors, and has an exhaust blower 16 disposed therein.
7 and a smoke exhaust duct 18 has been installed. Further, an energy amount detector 20 for detecting the amount of gas consumed in each heating step 12 is connected to the gas pipe line 19 that supplies the microwave oven 11 . In addition, the energy amount detector 2 used here
0 detects the pressure within the gas pipe 19 and detects the flow rate based on the change in pressure. On the other hand, the exhaust blower 16 is provided with a control section 21 that controls the amount of air in conjunction with the energy amount detector 20. Here, the output of the energy amount detector 20, the amount of heating, and the optimum amount of air corresponding thereto are set in advance. Note that solid arrows indicate the flow of air by the exhaust blower 16, and FIG. 2 shows a block diagram of the control system.

Next, the operation of collecting oil smoke etc. will be explained. This operation is
As shown in FIG. 1, at the same time as heating the heating unit 12 and starting cooking, the control unit 21 operates the exhaust blower 16 to obtain the optimum amount of air according to the output of the energy amount detector 20. Air necessary for repairing oil smoke is inhaled from the suction port 13. On the other hand, the oil components sucked into the smoke exhaust duct I8 adhere to the grease filter 22 provided inside the suction port 13 and are removed.

FIG. 3 shows a case where electricity is used as an energy source. As shown in FIG. A smoke exhaust duct 18 is installed at the other end, which penetrates the wall surface 15 of the house and faces the outdoors, and serves as an exhaust port 17 in which an exhaust blower 16 is arranged. Further, an energy amount detector 20 for detecting, for example, power consumption in each heating section 12 is connected to the electric path 23 that supplies the range 11. On the other hand, the discharge blower 16 is connected to each heating section 12.
A control unit 21 is provided to control the amount of intake air in accordance with the power consumption in the engine, that is, the output of the energy amount detector 20. Here, the optimum amount of air according to the power consumption is set in advance. Note that the solid arrow indicates the exhaust blower 16.
Figure 4 shows the block diagram of the control system.

Here, the collecting operation for smoke, etc. is performed by the energy amount detector 20 detecting the power consumption in each heating section 12, and the control section 21 controlling the exhaust amount so that the intake air amount is optimal according to the power consumption. The air blower 16 is controlled to draw air necessary for collecting oil smoke from the suction port 13. On the other hand, the oil component sucked into the smoke exhaust duct 8 adheres to the grease filter 22 provided inside the suction port 13 and is removed.

Next, the case where gas is used as an energy source for the second invention will be explained using the attached drawings.The smoke evacuation device A of the present invention has one end connected to the heating part 12 of the range 11, as shown in FIG. A hood 14 is provided which has an inlet 13 facing toward the outside, and a smoke exhaust duct 8 is installed at the other end, which penetrates a wall 15 of the house and has an outlet 17 facing the outdoors, and has an exhaust blower 16 disposed thereon. ing. In addition, an energy amount detector 20 for detecting the gas flow rate consumed by each heating section 12 is connected to the gas pipe 19 that supplies the range 11, and the air pollution level such as - carbon oxide concentration is connected inside the smoke exhaust duct 18. A pollution level detection center 24 is installed to detect the pollution level, and a control unit 21 is provided to control the operation of the exhaust blower 16 according to the outputs of the energy amount detector 20 and the pollution level detection sensor 24. That is, first, the exhaust blower 16 is operated at maximum performance by the operation of the energy amount detector 20, and the generated smoke and the like are inhaled. after that,
Pollution level detection sensor 2 installed inside the smoke exhaust duct 18
4, the degree of contamination is detected and the exhaust blower 16 is controlled so that the amount of intake air corresponds to the degree of contamination. Here, the energy amount detector 20 detects, for example, the pressure inside the Kazu pipe 19 and detects the flow rate based on the change in pressure, and the optimum amount of air according to the degree of contamination is set in advance. . Note that solid arrows indicate the flow of air by the exhaust blower 16, and FIG. 6 shows a block diagram of the control system.

Next, the 0-line operation to explain the operation of collecting oil smoke etc. is as follows.
As shown in FIG. 5, when cooking starts, the energy amount detector 20 detects the flow rate of the supplied gas, and at the same time the exhaust blower 16 is operated to suck the generated smoke into the smoke exhaust duct 18. Thereafter, the pollution degree detection sensor 24 detects the degree of contamination of the air flow, and if the degree of contamination is low, the control unit 21 controls the operation of the exhaust blower 16 to a small amount of intake air. On the other hand, Wandering Daku) 1
The oil components sucked into the suction port 8 adhere to the grease filter 22 provided inside the suction port 13 and are removed.

Figure 7 shows the case where electricity is used as the energy source. As shown in FIG. 7, the &A is a hood 14 having an inlet 13 with one end facing the heating part 12 of the range 11 and opening, and the other end penetrating the wall 15 of the house and facing the outdoors. A smoke exhaust duct 18 is installed as an exhaust port 17 in which a blower 16 is arranged. In addition, an energy amount detector 20 for detecting power consumption in each heating section is connected to the electric path 23 that supplies the microwave oven 11, and the air pollution level such as carbon oxide concentration is detected inside the smoke exhaust duct 18. Pollution degree detection sensor 24 to detect
A control unit 21 is provided for controlling the operation of the exhaust blower 16 according to the outputs of the energy amount detector 20 and the pollution level detection sensor 24. That is, first, the discharge blower 16 is activated by the operation of the energy amount detector 20.
is operated at maximum performance and the generated smoke is sucked into the smoke exhaust duct 18. Thereafter, the degree of contamination is detected by a contamination degree detection sensor 24 provided inside the smoke exhaust duct 18, and the exhaust blower 16 is controlled so that the amount of intake air corresponds to the degree of contamination. Here, the optimum amount of air according to the degree of contamination is set in advance. In addition,
Solid arrows indicate air flow by the exhaust blower 16,
FIG. 8 shows a block diagram of the control system.

Here, the smoke collection operation is performed when cooking starts, and the energy amount detector 20 detects the power consumption, and at the same time, the exhaust blower 16 is operated to suck the generated smoke into the smoke exhaust duct 18. do. Thereafter, the pollution degree detection sensor 24 detects the degree of contamination of the air flow, and if the degree of contamination is low, the control unit 21 controls the operation of the exhaust blower 16 to a small amount of intake air. On the other hand, the oil component sucked into the smoke exhaust duct 18 is removed by adhering to the grill filter 22 provided inside the suction port 13.

Effects of the Invention As described above, the smoke evacuation device of the present invention always maintains the optimum amount of air according to the amount of combustion by controlling the amount of air required for collecting and evacuation according to the consumption amount of energy supplied to the heating section. The amount of air can guide oily smoke etc. to the intake port, and can effectively collect and exhaust smoke.

Furthermore, by controlling the amount of air necessary for collecting and exhausting smoke according to the amount of energy supplied to the heating section and the degree of contamination of the inhaled air flow, the amount of air that is required for collecting and exhausting smoke is always maintained at the optimal amount according to the degree of indoor contamination. etc., to the inlet to effectively collect and exhaust smoke.

[Brief explanation of drawings]

FIG. 1 is a sectional view of a smoke evacuation device showing an embodiment of the first invention;
Figure 2 is a block diagram of the same control system, Figure 3 is a sectional view of a smoke evacuation system showing an example of implementation at the same location, Figure 4 is a block diagram of the same control system, and Figure 5 is an implementation of the second invention. 6 is a block diagram of the same control system, FIG. 7 is a sectional view of the smoke evacuation device showing an example of the same, FIG. 8 is a block diagram of the same control system, FIG. 9 is a sectional view of a conventional example. A... Smoke exhaust device, 11... Range, 1
2...Heating part, 13...Inhalation port, 15
...Wall surface, 16...Discharge blower, 1
7...Exhaust port, 18...Smoke exhaust duct,
20... Energy amount detector, 21...
・Control unit, 24... Pollution level detection sensor - '4 \

Claims (2)

[Claims] (1) A smoke exhaust duct having an inlet with one end facing the heating part of the range and an outlet with an exhaust blower installed at the other end, and an energy amount detector that detects the amount of energy supplied to the range. A smoke evacuation device that controls the amount of intake air in conjunction with an energy amount detector. (2) A smoke exhaust duct having an inlet with one end facing the heating part of the range and an outlet with an exhaust blower installed at the other end, and an energy amount detector that detects the amount of energy supplied to the range. and a pollution level detection sensor that detects the pollution level of the intake air flow, and controls the amount of intake air in conjunction with the energy amount detector and the pollution level detection sensor.