JPH11159761A - Range burner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the number of part items in a range burner. SOLUTION: An annular space 11 is formed between a circular opening portion of a top board 9 of a kitchen and a burner portion which is protruded from the circular opening portion of the top board 9. A position of a ring cover 10 covering the space 11 is decided by a cylindrical drawn portion, and the ring cover 10 is retained by a metal fixture 3. The metal fixture 3, a burner head 1 having an opening for inserting a burner cap 7, and a mixing tube 2 are integrally caulked with a portion of the mixing tube 2 serving as an interference, thereby arranging the ring cover 10 at a given position without using other parts.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gas burner for a gas cooker.

[0002]

2. Description of the Related Art FIG. 4 shows an example of a conventional stove burner. That is, the upper part of the burner fixture 42 for fixing the burner provided with the burner head 41 in FIG. 4 to the apparatus body, the fixing disk 44 of the ring cover 43, the burner head 41, and the mixing pipe 45 are connected to the mixing pipe 4.
A part of 5 was swaged together as a swage.

[0003]

However, the above-mentioned conventional stove burner requires a fixing disk 44, which is another component for fixing the ring cover 43, and requires the ring cover 43 and the burner fixing bracket 42. In some cases, a projection for positioning at a predetermined position is required.

A burner fixing bracket 42 for fixing the burner to the main body of the apparatus, and a fixing disk 44
In the burner in which the burner head 41 and the mixing tube 45 are integrally formed by caulking a part of the mixing tube 45, the minimum bending radius of the mixing tube 45 is limited. The height was high, and there was a problem that it was difficult to install a burner in a narrow space such as directly above a grill.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has as its first object to provide a stove burner capable of reliably holding and positioning a ring cover with a simple structure by reducing the number of parts. It is a second object of the present invention to provide a thin type press stove burner, particularly a small stove burner, having a simple configuration which can be installed even in a place where no press is required.

[0006]

In order to achieve the first object, the present invention has a structure in which a burner fixing bracket is provided with a ring cover holding and positioning means, and a separate part for fixing the ring cover is not provided. To hold and position the ring cover.

Further, in order to achieve the second object, a single plate material having a tapered surface formed with a burner cap on the upper surface and a cylindrical portion provided with an opening for fitting a burner head on the half surface is mixed with a burner cap. The height of the burner itself is reduced by forming a configuration in which a joining portion around both the plate materials is crimped together with another plate material formed with a groove to be a tube.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention can be embodied by adopting the configuration described in each claim. However, in order to facilitate understanding of the embodiment, the operation and effect of the configuration are provided in addition to the configuration. .

According to the first aspect of the present invention, an annular gap formed between a circular opening of a top plate installed and fixed on a kitchen counter and a burner projecting from the circular opening of the top plate is provided. A burner fixing bracket in which a ring cover to be covered is positioned and held by a cylindrical drawing portion, a burner head formed in a concave shape having an opening for fitting a burner cap, and a mixing pipe formed by bending a pipe material, The ring cover is configured to be integrally caulked with a caulking margin, so that the ring cover can be held and positioned without providing a separate component for fixing the ring cover.

The invention according to a second aspect of the present invention provides a single plate material having a tapered surface formed with a burner cap on the upper surface and a cylindrical portion provided with an opening for fitting a burner cap on a half surface, and a groove formed in a groove shape. It is formed by crimping the joining portion around both plate members by combining with another plate member provided with a mixing tube portion by molding, so that a burner can be configured with a small number of parts and the height of the burner itself can be reduced.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a burner burner according to an embodiment of the present invention.

(Embodiment 1) FIGS. 1 and 2 are a vertical sectional view and a top view of a stove burner according to Embodiment 1 of the present invention.

In FIGS. 1 and 2, a burner head 1 is shown.
Is formed by pressing a plate material into a concave shape,
The tip of the mixing tube 2 formed by bending the pipe material on the burner head 1 side is caulked integrally with the burner fixing bracket 3 as a caulking, and is attached to the burner mounting plate 4 fixed to the equipment body (not shown). Fixed.

The damper 5 is fitted and mounted on the tip of the mixing tube 2, and the nozzle 6 is fixed at a position where a part of the tip is inserted into the damper 5. The burner cap 7 is mounted on the burner head 1, and the ignition electrode 8 and the thermocouple are fitted and fixed to the mounting portion of the burner fixing bracket 3.

The top plate 9 is fixed on a kitchen counter (not shown), and the ring cover 10 is positioned and held on the cylindrical drawing portion 3a of the burner fixing bracket 3.

Next, the operation and action will be described. The gas supplied from the nozzle 6 is mixed with the air sucked from the hole of the damper 5 in the mixing pipe 2 and the space formed by the burner head 1 and the burner cap 7. Supplied to

Then, the fuel is ignited by an ignition electrode 8 at an ignition flame hole (not shown) of the burner cap 7, and a fire is transferred to an adjacent thermocouple flame hole (not shown) to heat the thermocouple and extinguish it. The safety device is activated, and the fire burns over the entire circumference of the burner cap 7.

At this time, the configuration of the stove burner is such that the burner fixture 3 provided with the ignition electrode 8 and the thermocouple mounting portion.
And the burner head 1 are integrally caulked by the mixing tube 2, so that the positioning of the burner head 1, the burner cap 7, the ignition electrode 8, and the thermocouple can be surely performed, and good ignition performance and combustion performance can be obtained. Is obtained.

The ring cover 10 is a donut-shaped press part, and has a role of preventing boiling-in from entering the gap 11 between the burner portion and the top plate 9.
Is positioned and held by the cylindrical drawing portion 3a of the burner fixing bracket 3, so that positioning and fixing can be performed with a simple configuration without increasing the number of components.

In addition, a gap 11 can be prevented from appearing in appearance between the burner portion and the ring cover 10 so that the appearance is good.
Furthermore, since it is not in contact with the top plate 9, the vibration of the top plate 9 during cooking is not easily transmitted to the ring cover 10, and it is possible to prevent the sound from being generated by the vibration.

(Embodiment 2) FIGS. 3 (a) and 3 (b) are longitudinal sectional views of a stove burner according to Embodiment 2 of the present invention.

The difference from the first embodiment is that the burner head is formed by pressing a plate material. Note that the portions denoted by the same reference numerals as those in the first embodiment have the same structure, and description thereof will be omitted.

The burner head 12 uses one half of the plate material, and is provided with a tapered surface 13 for forming a flame opening with the burner cap 7 and an opening hole 14 for fitting a burner cap on the upper surface obtained by narrowing the plate material into a cylinder. Mixing pipe section 15 to be a passage
Are provided, and the surroundings are caulked together with the two plate members, and are held by a burner fixing bracket 16 having an ignition electrode 8 and a thermocouple mounting portion, and the burner fixing bracket 16 is fixed to the apparatus body. The damper 17 is fitted and mounted on the gas inlet of the burner head, and the nozzle 6 is fixed at a position where a part of the tip is inserted into the damper 17.
The burner cap 7 is mounted on the burner head 1, and the ignition electrode 8 and the thermocouple are fitted and fixed to the mounting portion of the burner fixing bracket 16. The top plate 18 is fixed on a counter (not shown) in the kitchen, and a ring cover (not shown) is held by the top plate 18 to hold the burner head 1.
It is positioned at the second cylindrical drawing portion.

Next, the operation will be described. Since the plate material is folded to form the burner burner as described above, the height of the burner burner is made higher than when the burner is constructed by bending the pipe material. It can be lowered and can be installed even when the space for installation is small.

[0025]

According to the stove burner according to the first aspect of the present invention, the ring cover can be held and positioned without providing a separate component for fixing the ring cover, and a gap is provided between the ring cover and the top plate. This makes it possible to prevent noise due to the vibration of the top plate, prevent the top plate from being damaged easily, and furthermore, prevent the appearance of a gap between the burner section and the ring cover, which is advantageous in that the appearance is good. The effect is obtained.

According to the stove burner according to the second aspect of the present invention, a thin stove burner can be configured with a small number of parts irrespective of a large burner or a small burner, and can be installed even when the vertical installation space is narrow. There is an advantageous effect that there is.

[Brief description of the drawings]

FIG. 1 is a vertical sectional view of a stove burner according to a first embodiment of the present invention.

FIG. 2 is a top view of a main part of the burner burner.

FIG. 3 (a) is a longitudinal sectional view of a stove burner according to a second embodiment of the present invention, and (b) is a top view of a main part of the stove burner.

FIG. 4 is a longitudinal sectional view of a conventional stove burner.

[Explanation of symbols]

 1, 12 Burner head 2 Mixing pipe 3, 16 Burner fixing bracket 4 Burner mounting plate 5, 17 Damper 7 Burner cap 8 Ignition electrode 9, 18, Top plate 10 Ring cover 11 Gap 13 Tapered surface 14 Burner cap fitting hole 15 Mixing Pipe

Claims (2)

[Claims] 1. A ring cover for covering an annular gap formed between a circular opening of a top plate fixed and installed on a counter of a kitchen and a burner protruding from the circular opening of the top plate. A burner fixing bracket positioned and held by the processing part, a burner head formed in a concave shape having an opening for fitting a burner cap, and a mixing pipe formed by bending a pipe material, and a part of the mixing pipe is caulked. A combo burner characterized by being swaged together. 2. A mixing pipe portion is formed by molding a single plate material having a cylindrical portion having a tapered surface forming a flame port with a burner cap on the upper surface and an opening hole for fitting a burner cap on a half surface in a groove shape. The combo burner is characterized in that it is formed by caulking a joining portion around both plate materials together with other plate materials.