KR20020056248A - Structure for discharging combustion gas in gas radiation oven range - Google Patents

Abstract

PURPOSE: An exhaust structure of a gas radiation cooker is provided to prevent a ceramic glass from being overheated by degrading the temperature of the exhaust gas discharged through an exhaust path. CONSTITUTION: A ceramic glass(20), on which the food is disposed, is engaged with an upper stage of an outer case(10) having an exhaust hole(12) and an air intake hole(11). An exhaust path(F) is formed with the ceramic glass by engaging a burner housing(30) to be contacted with the lower surface of the ceramic glass. An auxiliary blower fan(70) is installed in the outer case to cool the exhaust path while the air from the outside is introduced and contacts with the burner housing in the outer case. An exhaust structure includes an outer air introduction unit(60) to discharge the outer air through the exhaust hole(12).

Description

Exhaust Structure of Gas Copy Cooker {STRUCTURE FOR DISCHARGING COMBUSTION GAS IN GAS RADIATION OVEN RANGE}

The present invention relates to an exhaust structure of a gas radiation cooker, and more particularly to an exhaust structure of a gas radiation cooker to lower the temperature of the exhaust gas.

The gas radiation cooker is a device that heats a radiator and cooks food by using radiation heat radiated from the radiated radiator.

1 and 2 illustrate an example of a conventional gas copy cooker. As shown in the drawing, the gas copy cooker has an outer case 10 and an outer case 10 formed to have a predetermined inner space with an upper side opened. The ceramic glass 20 which is coupled to the upper end of the ceramic glass 20 is placed in a predetermined shape, and is formed in a predetermined shape and coupled to be in contact with the lower surface of the ceramic glass 20 so that the exhaust passage F together with the lower surface of the ceramic glass 20. And a burner housing 30 coupled to the burner housing 30 to generate radiation while burning the mixed gas.

The outer case 10 is formed in a hexahedral shape with an upper side opened, and an air inlet 11 through which air is introduced is formed on the front side thereof, and an exhaust port 12 is provided on the rear side of the hexahedron.

The ceramic glass 20 is formed to have a predetermined area and a predetermined thickness and is formed of a material through which radiation waves generated from the radiation burner 40 are transmitted. The ceramic glass 20 is coupled to cover the upper end of the outer case 10.

The burner housing 30 has side plate portions 32 which are bent and extended vertically on both sides of the lower plate portion 31 which are formed to have a predetermined width and a predetermined length, respectively, and at one end of the lower plate portion 31. The connecting plate part 33 connecting the both side plate parts 32 is formed to be bent and the coupling surface part 34 having a predetermined area horizontally formed on each of the both side plate parts 32 and the connecting plate part 33 is formed to be bent and extended. It is provided with a mounting hole 35 formed through the lower plate portion 31 so as to be located on the surface portion 34 side. The burner housing 30 has a coupling surface portion 34 such that its connecting plate portion 33 is located on the front surface of the outer case 10 and the opened portion opposite thereto is positioned on the exhaust port 12 side of the outer case. The exhaust passage F is combined with the lower surface of the ceramic glass 20 to be in contact with the lower plate 31 and the both side plate 32 of the burner housing and the connecting plate 33 and the lower surface of the ceramic glass 20. To form.

The radiation burner 40 is fixedly coupled so that the burner head 41 in which the mixing chamber R is formed is located in the mounting hole 35 of the burner housing 30 and communicates with the mixing chamber R of the burner head. The mixed gas pipe 44 is coupled to the burner head 41, and the burner mat 42, which is a radiator radiating radiation by heating as the gas mixed in the mixing chamber R is ejected and combusted, is mixed in the burner head. It is fixedly coupled to the burner head 41 side to cover (R). The ignition and salt detection means 43 for igniting the mixed gas ejected through the burner mat 42 and detecting the combustion state of the mixed gas is coupled to the side of the burner mat 42 and the mixed gas pipe The fan housing 45 is installed so as to communicate with the 44, and the blower fan 46 and the fan motor 47 are mounted to the fan housing 45.

The operation of the gas radiation cooker as described above is as follows.

First, when the cooking container 50 containing the food is placed on the ceramic glass 20 and the cooker is operated, the outside air is sucked through the air inlet 11 by the rotation of the blower fan 45. Is introduced into the mixed gas pipe 44 through the fan housing 45 and at the same time, a gas supplied separately is supplied to the mixed gas pipe 44 so that air and gas introduced into the mixed gas pipe are mixed in the burner head (R). ) Mixed with the mixed gas is blown through the burner mat 42 and ignited by the ignition flame generated by the ignition and salt detection means 43 to be burned.

As the mixed gas is ejected through the burner mat 42 and burned at the same time, the burner mat 42 is heated to radiate radiation from the burner mat 42, and the radiation emitted from the burner mat 42 The cooking vessel 50 is heated while passing through the ceramic glass 20 to cook the food contained in the cooking vessel 50.

The combustion gas and the convective heat generated while the mixed gas is burned are exhausted through the exhaust port 12 while flowing along the exhaust passage F formed by the ceramic glass 20 and the burner housing 30.

However, the conventional structure as described above, the exhaust passage (F) in the process of exhausting the convective heat and combustion gas generated while radiating the radiation wave in the radiation burner 40 to the exhaust port (12) through the exhaust passage (F) The ceramic glass 20 is heated by the flowing convection heat and the combustion gas to cause a safety accident, and the exhaust gas composed of the convective heat and the combustion gas exhausted to the exhaust port 12 is exhausted at a high temperature. There was a problem that there is a risk of deformation and fire of parts.

The object of the present invention devised in view of the above problems is to not only cool the exhaust passage through which the combustion gas and convective heat generated in the radiation burner radiating the radiation wave by heating the radiant while the mixed gas is burned, There is provided an exhaust structure of a gas radiation cooker capable of lowering the temperature of exhaust gas composed of combustion gas and convective heat exhausted to the atmosphere through the exhaust passage.

1 is a perspective view showing a partial gas radiation cooker according to the prior art,

2 is a front sectional view showing the gas radiation cooker;

3 and 4 is a perspective view and a cross-sectional view showing a partial cross-sectional view of the gas radiation cooker equipped with the gas radiation cooker exhaust structure of the present invention;

5 is a cross-sectional view showing an operating state of the gas radiation cooker exhaust structure of the present invention;

(Explanation of symbols for the main parts of the drawing)

10; Outer case 11; Air intake

12; Exhaust port 20; Ceramic glass

30; Burner housing 40; Copy Burner

60; External air inlet means 61; Inlet

62; Guide 70; Auxiliary blower fan

F; Exhaust passage

In order to achieve the object of the present invention as described above, the ceramic glass is placed on the top of the outer case provided with an air inlet for inflow of air and an exhaust port for exhausting the combustion gas, and the radiation is radiated. A burner housing equipped with a radiation burner is coupled to be in contact with the lower surface of the ceramic glass to form an exhaust passage through which the combustion gas and convective heat generated by the radiation burner are exhausted through the exhaust port together with the ceramic glass. An auxiliary blower fan is installed inside the outer case to cool the exhaust passage while air flows through the air inlet and flows in contact with the burner housing forming the exhaust passage, thereby cooling the exhaust passage. Located on the exhaust port side so that outside air flows into the exhaust port An exhaust structure of a gas radiation cooker is provided in a burner housing, the external air inflow means being provided so as to communicate with the exhaust passage.

Hereinafter, the gas radiation cooker exhaust structure of the present invention will be described according to the embodiment shown in the accompanying drawings.

3 and 4 illustrate a gas radiation cooker equipped with an example of the gas radiation cooker exhaust structure of the present invention. As shown in the drawing, first, the gas radiation cooker has an outer case formed to have a predetermined inner space having an upper side opened. The burner housing which is coupled to the ceramic glass 20 on which the food is placed at the upper end of the top 10 and forms an exhaust passage F together with the lower surface of the ceramic glass 20 on the lower surface of the ceramic glass 20 ( 30 is coupled to the burner housing 30 is coupled to the burner 40 for generating a radiation wave while burning the mixed gas (30).

The outer case 10 is formed in a hexahedral shape with an upper side opened, and an air inlet 11 through which air is introduced is formed on the front side thereof, and the burner housing 30 and the ceramic glass 20 are formed on the rear side of the hexahedron. An exhaust port 12 is provided to communicate with the exhaust passage F formed. The air inlet 11 is formed to be located below the burner housing 30, and the exhaust port 12 is formed to be located above the burner housing 30.

The ceramic glass 20 is formed to have a predetermined area and a predetermined thickness so as to cover the upper end of the outer case 10 and is formed of a material through which radiation waves generated from the radiation burner 40 are transmitted.

The burner housing 30 has side plate portions 32 which are bent and extended vertically on both sides of the lower plate portion 31 which are formed to have a predetermined width and a predetermined length, respectively, and at one end of the lower plate portion 31. The connecting plate part 33 connecting the both side plate parts 32 is formed to be bent and extended, and the coupling surface part 34 contacting the lower surface of the ceramic glass 20 on the both side plate parts 32 and the connecting plate part 33 has a predetermined area. It is formed to be bent extending to have a mounting hole 35 formed through the lower plate portion 31 so as to be located on the engaging surface portion 34 side.

The burner housing 30 has a coupling surface portion 34 such that its connecting plate portion 33 is located on the front surface of the outer case 10 and the opened portion opposite thereto is positioned on the exhaust port 12 side of the outer case. The exhaust passage F is coupled to the lower surface of the ceramic glass 20 to be in contact with the lower plate 31 and the both side plate 32 of the burner housing, and the connecting plate 33 and the lower surface of the ceramic glass 20. Will form.

In addition, external air inflow means 60 is provided on the lower plate portion 31 of the burner housing forming the exhaust passage F. The external air inlet means 60 extends to have a predetermined area at the side of the inlet port 61 and the inlet port 61 formed to penetrate through one side of the lower plate portion 21 so as to be located on the exhaust port 12 side. And a guide 62 for guiding the inflow of air into the exhaust passage F through the inlet 61. The guide 62 is formed to be inclined toward the exhaust port 12.

In addition, outside air flows into the side of the air inlet 11 of the outer case through the air inlet 11 so as to contact the outer surfaces of the burner housing lower plate 31 and the side plate 32 to guide the air inflow. An auxiliary blowing fan 70 is provided for generating a flow of air to flow to the means 60.

The radiation burner 40 is such that the burner head 41 having the mixing chamber R is inserted into the mounting hole 35 of the burner housing 30 to be fixedly coupled to communicate with the mixing chamber R of the burner head. The mixed gas pipe 44 is coupled to the burner head 41, and the burner mat 42, which is a radiator radiating radiation by heating as the gas mixed in the mixing chamber R is ejected and combusted, is mixed in the burner head. It is fixedly coupled to the burner head 41 side to cover (R). The ignition and salt detection means 43 for igniting the mixed gas ejected through the burner mat 42 and detecting the combustion state of the mixed gas is coupled to the side of the burner mat 42 and the mixed gas pipe The fan housing 45 is coupled to communicate with the 44, and the blower fan 46 and the fan motor 47 are mounted to the fan housing 45.

Hereinafter, the operation and effect of the gas radiation cooker exhaust structure of the present invention will be described.

First, when the cooking vessel 50 containing the food is placed on the ceramic glass 20 and the cooker is operated, the external air is sucked through the air inlet 11 by the rotation of the blower fan 46. Is introduced into the mixed gas pipe 44 through the fan housing 45 and at the same time, a gas supplied separately is supplied to the mixed gas pipe 44 so that air and gas introduced into the mixed gas pipe are mixed in the burner head (R). ) Mixed with the mixed gas is blown through the burner mat 42 and ignited by the ignition flame generated by the ignition and salt detection means 43 to be burned. As the mixed gas is ejected through the burner mat 42 and burned at the same time, the burner mat 42 is heated to radiate radiation from the burner mat 42, and the radiation emitted from the burner mat 42 The cooking vessel 50 is heated while passing through the ceramic glass 20 to cook the food contained in the cooking vessel 50.

And combustion gas and convective heat generated while the mixed gas is burned is exhausted through the exhaust port 12 while flowing along the exhaust passage (F) formed by the ceramic glass 20 and the burner housing 30, At the same time, a part of the air flowing into the air inlet 11 by operating the auxiliary blowing fan 60 forms the exhaust passage F of the lower plate 31 and the side plate 32 of the burner housing. It flows in contact with the outer surface and flows into the exhaust passage F through the external air inflow means 60 formed in the side plate portion 32 and is exhausted through the exhaust port 12 together with the convective heat and the combustion gas. At this time, the outside air introduced by the rotation of the auxiliary blowing fan 70 is in contact with the outer surface of the lower plate 31 and the side plate 32 of the burner housing forming the exhaust passage (F) while flowing The convection heat exhausted through the exhaust passage F and the combustion gas, that is, the heat of the exhaust gas, are cooled, thereby lowering the temperature of the exhaust gas exhausted through the exhaust passage F, thereby reducing the exhaust passage F. The heating of the ceramic glass 20 to be formed is suppressed. As shown in FIG. 5, air passing through the exhaust passage F flows into the exhaust passage F and is discharged through the exhaust port 12 together with the exhaust gas, thereby exhausting through the exhaust port 12. The temperature of the exhaust gas is lowered.

As described above, the exhaust structure of the gas radiation cooker according to the present invention lowers the temperature of the exhaust gas exhausted through the exhaust passage formed by the ceramic glass on which food is placed and the burner housing, thereby excessively heating the ceramic glass. Not only is it prevented from being prevented, but the temperature of the exhaust gas exhausted to the outside through the exhaust passage and the exhaust port can be prevented to prevent safety accidents and also extend the life of expensive ceramic glass.

Claims (2)

The ceramic glass on which the food is placed is coupled to the top of the outer case having an air inlet port through which air is introduced and an exhaust port through which combustion gas is discharged, and a burner housing equipped with a radiation burner for radiating radiation is provided. An exhaust passage is coupled to the lower surface to allow the combustion gas and convective heat generated by the radiation burner to be exhausted through the exhaust port together with the ceramic glass, and external air flows in through the air inlet port. An auxiliary blower fan is formed inside the outer case while flowing in contact with the burner housing forming the air and cooling the exhaust passage, and the external air cooling the exhaust passage flows to the exhaust port. Outer hole to communicate with the exhaust passage in the burner housing located The exhaust structure of the radiation gas cooker, characterized in that the inlet means is provided. According to claim 1, wherein the external air inlet means is formed through the inlet formed in the burner housing so as to communicate with the exhaust passage and to have a predetermined area on the side of the inlet is formed to guide the inflow of air. Structure of the gas-radiation cooker.