KR20040097788A - Air supply structure of top-buner for gas oven range - Google Patents

Abstract

PURPOSE: Structure for supplying air of a top burner in a gas oven is provided to prevent incomplete combustion by supplying cold air for cooling the parts to the top burner through the auxiliary supply pipe. CONSTITUTION: An air supply system of a top burner(25) is composed of a main supply unit having a combustion fan unit(40) forcibly blowing suction air and an air supply pipe(41) guiding air from the combustion fan unit into the top burner of a cook top unit, and an auxiliary supply unit having a cooling fan(32) forcibly blowing suction air, a cooling tunnel(34) guiding air up from the cooling fan, a cooling duct(36) guiding air in the front of the cook top unit through the cooling tunnel and an auxiliary supply pipe protruded upward from the upper part of the cooling duct and placed in the upper part of the top burner to eject air to the top burner.

Description

Air supply structure of top-buner for gas oven range

The present invention relates to a gas oven range, and more particularly to an air supply structure for injecting air into the cooktop top burner of the gas oven range shielded top.

1 is a side view illustrating a main configuration of a gas oven range according to the prior art. As shown therein, the oven unit 1 is provided at the lower end, and the grill unit 3 is formed at the upper end of the oven unit 1. Reference numeral 4 is a grill door that selectively shields the grill part 3 from the outside.

The cooktop portion 5 is provided at the upper portion of the grill portion 3. The upper surface of the cooktop portion 5 is shielded by the glass 6, and a glass holder 6 ′ is formed at the edge of the glass 6 to support the glass 6. A top case 6 "is formed below the glass holder 6 'to surround the cook top 5.

On the other hand, a plurality of burners 7 are arranged inside the shielded by the glass (6). In the burner 7, gas is combusted, and cooking is performed by heating a cooking vessel (not shown) mounted on the glass 6 with light generated when the gas is combusted.

At the rear end of the gas oven range, a main vent unit 9 for discharging combustion gas or steam generated from the oven unit 1, the grill unit 3, and the cooktop unit 5 is installed. The main vent 9 is in communication with the oven 1, the grill 3 and the cooktop 5, respectively. Here, the cooktop portion 5 is the burner (7) is shielded by the glass 6, so the configuration for the discharge of the combustion gas is essential.

In addition, the oven unit 1 and the main vent unit 9 are communicated by the connection duct 11, the grill unit 3 and the main vent unit 9 is communicated by the connection duct 12, respectively The combustion gas generated in the oven unit 1 and the grill unit 3 is transferred to the main vent unit 9.

On the other hand, to control the temperature inside the cooktop portion 5, the external cold air is used. To this end, a cooling fan 13 is installed on one side of the oven unit 1, and the air sucked by the cooling fan 13 is transferred to the inside of the cooktop unit 5 through a cooling duct 14. do.

As shown in FIG. 1, the cooling duct 14 communicates with the inside of the cooktop part 5 through one side of the oven part 1 and the grill part 3, and the cooktop part 5. After cooling the inside of the main vent 9 is delivered to the exhaust.

On the other hand, the burner 7 is a portion for providing a heating source for cooking through the combustion of the gas is provided with a gas supply port (not shown) for supplying a gas therein, the air for the combustion of the gas A combustion fan unit 16 to be supplied is provided on the side of the gas oven range.

Therefore, the air supplied through the combustion fan unit 16 and the gas supplied from the gas supply port (not shown) are mixed to cause ignition in the burner 7. That is, the oxygen contained in the air enables the combustion of the gas.

However, the above-described prior art has the following problems.

In the conventional configuration as described above, the gas is burned in the burner by the amount of air supplied from the combustion fan unit 16 to the gas supply port. In this case, the air-fuel ratio band is not wide, so that the amount of air required is higher than that of the initially set gas. There is a problem that incomplete combustion occurs.

That is, when using a gas having a larger amount of required air than the initially set gas (gas) there is a problem that the carbon monoxide (CO) is generated poor combustion.

Accordingly, an object of the present invention is to solve the problems of the prior art as described above, and to provide an air supply structure of a gas oven range top burner capable of additional injection of air according to external conditions or components of a gas.

Another object of the present invention is to enable the complete combustion of the gas in the top burner of the gas oven range cooktop.

1 is a side view showing the main configuration of the gas oven range according to the prior art.

Figure 2 is a side cross-sectional view showing a schematic configuration of a gas oven range according to the present invention.

Figure 3 is an exploded perspective view showing the main portion of the gas oven range cooktop according to the present invention.

Figure 4 is a schematic front cross-sectional view of a cooktop portion employing a preferred embodiment of the gas oven range top burner air supply structure according to the present invention.

Explanation of symbols on the main parts of the drawings

20. Oven section 22. Grill section

24. Cook Top 25. Top Burner

25 '. Burner Mat 25 ". Burner Pot

26. Glass 27. Central Vent

28. Main Vent 32. Cooling Fan

34. Cooling tunnel 36. Cold duct

40. Fan unit for combustion 41. Air supply pipe

42. Gas supply pipe 44. Glass holder

46. Burner holder 48. Round hole

50. Gasket 52. Vent Inlet

60. Top Case 62. Bending End

64. Auxiliary Supply Line

According to a feature of the present invention for achieving the above object, the present invention is a closed fan type gas oven range, the combustion fan unit for sucking the outside air forcibly blown from the combustion fan unit, A main supply means comprising an air supply pipe for guiding the supplied air to the top burner of the cooktop section; And an auxiliary supply means for supplying external air to the top burner through a passage different from the main supply means.

The auxiliary supply means may include: a cooling fan for sucking and blowing external air, a cooling tunnel for guiding the air supplied from the cooling fan upward, and guided air upward through the cooling tunnel to the front of the cooktop unit. A cooling flow passage configured to include a cold air duct to cool various components; It is formed to be in communication with the cooling flow passage is configured to include an auxiliary supply pipe for guiding the air in the cooling flow path to the top burner.

The auxiliary supply pipe is formed to protrude upward from the upper surface of the cold air duct, the front end is installed to be located above the top burner.

In the air supply structure of the gas oven range top burner according to the present invention having such a configuration has the advantage that the incomplete combustion of the gas is prevented.

Hereinafter, a preferred embodiment of the air supply structure of the gas oven range top burner according to the present invention as described above will be described in detail with reference to the accompanying drawings.

Figure 2 shows a side view of the gas oven range, Figure 3 schematically shows the main configuration of the cooktop portion employing a preferred embodiment of the top burner air supply structure according to the present invention in a partial perspective view. And, Figure 4 is a front cross-sectional view of the cook top portion employing the top burner air supply structure according to the present invention.

First, as shown in FIG. 2, the gas oven range includes an oven unit 20, a grill unit 22, and a cooktop unit 24. The oven unit 20 is installed at the lower end of the gas oven range, and the grill unit 22 is provided at the upper end of the oven unit 20, but this is not necessarily the case that the stacking order may be different.

The cooktop portion 24 is provided at the top of the gas oven range, which is the upper end of the grill portion 22. A plurality of top burners 25 are installed in the cook top part 24, and an upper end of the top burner 25 is shielded by the glass 26. The top burner 25 is a part that provides a heating source for cooking through combustion of gas.

Since the upper portion of the cooktop portion 24 is shielded by the glass 26, a configuration for exhausting the combustion gas generated from the top burner 25 is required. For this purpose, a central vent is provided inside the cooktop portion 24. The portion 27 is provided long before and after. The central vent part 27 is in communication with the main vent part 28 to be described below.

On the other hand, the main vent portion 28 is formed to extend to the upper end of the gas oven range in order to discharge the combustion gas generated in the oven 20, the grill 22 and the cooktop 24. The main vent unit 28 is in communication with the oven unit 20, the grill unit 22, and the cooktop unit 24, respectively.

In addition, in the gas oven range having the above configuration, a lot of heat is generated by the combustion of the gas, and various components malfunction due to the heat. In order to prevent the temperature rise of the various components, the cooling fan 32, A cooling passage consisting of a cooling tunnel 34 and a cold air duct 36 is formed.

The cooling fan 32 is generally formed at the lower end of the side of the gas oven range and sucks externally cooled air to supply upward. In addition, a cooling tunnel 34 is formed at an upper side of the cooling fan 32 to extend upward and downward to guide the air forcedly blown from the cooling fan 32 upward, and guides the air guided upward to the cooktop part. A cold air duct 36 guiding forward of the 24 is formed in the top case 60 to be described below.

On the other hand, the side of the gas oven range is provided with a combustion fan unit 40 for supplying air for combustion of the gas. The combustion fan unit 40 serves to forcibly blow air upward by inhaling air necessary for burning the gas in the top burner 25 from the outside. Therefore, the upper end of the combustion fan unit 40 is connected to the air supply pipe 41 is formed long vertically, the upper end of the air supply pipe 41 of the top burner 25 provided in the cook top portion 24 In communication with the interior.

One side of the air supply pipe 41 is installed in communication with the gas supply pipe 42. Therefore, the air forcedly blown upward by the combustion fan unit 40 and the gas ejected from the gas supply pipe 42 are mixed with each other and supplied to the top burner 25. As described above, the mixed gas supplied to the top burner 25 is ignited by an ignition heater (not shown) in the top burner 25.

3 and 4, the cooktop unit according to the present invention will be described in more detail. The glass 26, which is the upper plate of the square flat plate shielding the upper portion of the cooktop unit 24, is provided. At the edge of the glass holder 44 is formed.

A burner holder 46 in which the top burner 25 is mounted is installed at the lower portion of the glass 26. The burner holder 46 is provided with a circular hole 48 through which the top surface of the top burner 25 is exposed, and the top burner 25 is installed below the circular hole 48.

The top burner 25 is composed of a burner mat 25 'which forms an upper surface, and a burner pot 25 "which is provided under the burner mat 25' and forms a predetermined space therein. The burner mat 25 'is exposed through the hole 48. The burner pot 25 "is connected to the burner pot 25" in communication with the burner pot 25 ". When the mixed gas supplied to the ignition is ignited by an ignition heater (not shown), the burner mat 25 'is glowing, while a gasket 50 is disposed between the burner holder 46 and the glass 26. It is further provided.

A vent inlet 52 through which combustion gas combusted by the top burner 25 passes is formed at a central portion of the burner holder 46. That is, the vent inlet 52 is formed in the middle of the top burners 25 provided on the left and right sides of the cook top part 24, and communicates with the central vent part 27. Therefore, the combustion gas generated from the top burner 25 is to be discharged to the rear of the gas oven range.

The central vent part 27 which is formed to be long before and after the burner holder 46 is mounted. The central vent part 27 is formed in a substantially rectangular pillar shape and serves as a passage for transferring the combustion gas generated from the top burner 25 to the main vent part 28.

The bottom surface of the cook top portion 24 is formed by a top case 60. The top case 60 includes a lower surface 60 'forming a bottom surface and a side surface 60' formed by bending upwardly from both ends of the lower surface, and an upper end of the side surface 60 'is bent laterally. As a result, the bent end 62 is formed. The burner holder 46 and the glass holder 44 are mounted to the top case 60.

On the other hand, the cold air duct 36 is provided at both ends of the lower surface of the top case 60, and the cold air duct 36 is supplied by the cooling fan 32 provided at the lower end of the side surface of the gas oven range. Outside cold air is supplied to the front of the cooktop 24. That is, the outside air forcedly blown from the cooling fan 32 is guided upward by the cooling tunnel 34, and then is guided to the front of the cooktop part 24 through the cold air duct 36 to provide various components. Will be cooled.

An auxiliary supply pipe 64 is further formed in the cold air duct 36. The auxiliary supply pipe 64 is formed of a small pipe, protrudes upward from the upper surface of the cold air duct 36, and is laterally bent to have an approximately '-' shape. And, the front end of the auxiliary supply pipe 64 is installed to be located on the upper edge of the top burner 25 serves to supply air to the top burner (25).

Hereinafter, the operation of the top burner air supply structure of the gas oven range according to the present invention having the configuration as described above will be described.

In the present invention as described above is provided with a glass 26 and the top burner 25, which is the upper plate shielding the upper surface to the cook top portion 24 is configured to cook food. In the type having a closed top burner as in the present invention, a separate configuration for supplying air to the top burner 25 is required, and a separate configuration is also required for exhausting.

Therefore, the combustion fan unit 40, the air supply pipe 41 and the gas supply pipe 42 are provided on the side to supply air and gas to the top burner 25, the combustion in the top burner 25 A passage is further provided, such as a central vent part 27 or the like, through which exhaust gas generated after the exhaust gas is discharged.

On the other hand, a separate air supply structure is formed for cooling the parts, such as various instruments provided on the front of the cooktop 24. That is, a cooling fan 32 and a cooling tunnel 34 are provided at the rear end side of the gas oven range to forcibly suck external cold air to transfer upwards, and in order to transfer the air forward, a cold air duct 36 ) Is further formed.

Looking at the process of the combustion in the configuration as described above, the air is absorbed from the combustion fan unit 40 is supplied upward through the air supply pipe (41). At this time, the gas ejected from the gas supply pipe 42 is mixed with air, and the mixed gas is supplied into the burner pot 25 ″ of the top burner 25.

The mixed air supplied to the burner pot 25 "is ignited by an ignition heater (not shown), and thus the burner mat 25 'is glowing. At this time, it is supplied by the cooling fan 32 Air flowing along the cold air duct 36 is supplied to the upper surface of the burner mat 25 ′ through the auxiliary supply pipe 64.

In this case, since both the air supplied to the burner pot 25 "through the air supply pipe 41 and the air supplied through the auxiliary supply pipe 64 are used for ignition of the gas, the composition of the gas is temporarily changed. Even if the air supply is sufficient.

After the combustion occurs in the top burner 25 as described above, the exhaust gas enters the central vent part 27 through the vent inlet 52 and moves backward to discharge to the outside through the main vent part 28. do.

As described above, the air supply structure of the present invention is the top fan of the cooking fan unit 24, the combustion fan unit 40 and the air supplied from the combustion fan unit 40 for forced air intake by sucking the outside air In addition to the main supply means composed of an air supply pipe (41) for guiding to (25), a cooling fan (32) for sucking and blowing external air and for cooling the air supplied from the cooling fan (32) upwards Auxiliary supply consisting of a tunnel 34, a cold air duct 36 for guiding the air guided upwards to the front of the cooktop 24, and an auxiliary supply pipe 64 formed on the upper surface of the cold air duct 36 It can be seen that further means are provided.

The scope of the present invention is not limited to the above-exemplified embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the above technical scope.

In the air supply structure of the gas oven range top burner according to the present invention as described in detail above, in order to provide sufficient air supply to the top burner, external cold air used for cooling parts is supplied to the top burner.

Therefore, incomplete combustion is prevented by the air supplied through the auxiliary supply pipe even if mixed air different from the air-fuel ratio initially set is supplied to the top burner.

In addition, even when the proper air-fuel ratio is supplied to the top burner through the air supply pipe, there is a case where the air-fuel ratio is varied depending on the component characteristic deviation and the heat load. There is an advantage.

As a result, according to the configuration of the present invention, it is possible to prevent the environmental pollution as a whole due to the prevention of incomplete combustion, there is an effect that the performance of the product is improved because the waste of gas is prevented.

Claims (3)

In the hermetically sealed gas oven range, A main supply means comprising a combustion fan unit for sucking and blowing external air and an air supply pipe for guiding the air supplied from the combustion fan unit to the top burner of the cooktop unit; And an auxiliary supply means for supplying external air to the top burner through a passage different from the main supply means. According to claim 1, wherein the auxiliary supply means, a cooling fan for suction and forced air blowing outside air, a cooling tunnel for guiding the air supplied from the cooling fan upwards, and the air guided upward through the cooling tunnel A cooling flow passage configured to include a cold air duct for guiding the front of the cooktop portion to cool various parts; The air supply structure of the gas oven range top burner is formed so as to be in communication with the cooling flow passage comprises an auxiliary supply pipe for guiding the air in the cooling flow path to the top burner. The air supply structure of the gas oven range top burner according to claim 2, wherein the auxiliary supply pipe protrudes upward from an upper surface of the cold air duct, and a front end of the auxiliary supply pipe is installed above the top burner.