JP3694903B2 - Gas cooking equipment - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to an apparatus for fixing a stove burner for mixing fuel gas and primary air used in a gas cooking appliance.
[0002]
[Prior art]
Conventionally, in order to mount this type of burner, for example, as shown in FIG. 7, upright pieces 4 and 4 provided on a mounting plate 3 are provided upright in holes 2 and 2 provided around the burner 1, and the holes A pin 6 made of a spring material was fitted into holes 5 and 5 which were inserted from the bottom into 2 and 2 and were provided at the tips of the engaging portions of the upright pieces 4. In this way, the pins 6 are positioned and fixed after inserting the stove burner 1 into the mounting plate 3.
[0003]
Another means that uses pins similarly is disclosed in Japanese Patent Laid-Open No. 3-7730.
[0004]
[Problems to be solved by the invention]
However, in the above conventional configuration, since the pin 6 has to be inserted after the stove burner 1 is fitted to the mounting plate 3, there is a problem in assembling work in the mounting work. There was also a possibility of injury at the tip of the pin 6.
[0005]
On the other hand, there is a possibility that the user forgets to attach the pin 6 and loses it when the user removes the stove burner 1 at the time of after-sales service such as cleaning or repair of the stove burner 1 soiled by boiling water. In addition, the pin 6 may be corroded and broken by salt such as boiled juice. When the stove burner 1 is attached without the pin 6 as described above, the stove burner 1 is attached in an unstable state. Therefore, it is difficult to secure the discharge distance of the ignition device and the position of the flame detection thermocouple at an accurate position, which has caused the ignition and combustion performance.
[0006]
The present invention solves the above-described conventional problems, and is intended to secure the accurate position of the conoburner by fixing the conoburner with a simple locking tool without using a fixing bracket such as a pin when fixing the conoburner. Objective.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, a gas cooking device of the present invention includes a gas burner, a stove burner having an annular portion provided with an opening for attaching an ignition device and a flame detection thermocouple, and a gas burner mounted on the annular portion. A burner cap that forms a flame by gas supply from the gas supply port, one or more holes provided in a substantially flat portion of the stove burner, and one or more guides that fit into the holes. A mounting plate integrally formed with an upright piece and an elastic locking piece for locking a substantially flat portion of the stove burner, and a mounting bracket with the ignition device and a flame detection thermocouple; The conoburner, the ignition device, and the flame detection thermocouple are positioned by fitting the guide and the hole of the conoburner.
[0008]
[Action]
According to the present invention, the conoburner is positioned in the front / rear / right / left direction by fitting the hole of the conoburner with the guide of the mounting plate, and the conoburner covers the substantially flat portion of the conoburner with an elastic locking piece. The position of the ignition device attached to the mounting bracket on the mounting plate and the position of the flame detection thermocouple can be secured accurately, and there is no fixing bracket such as a pin that has been used in the past. By fixing the stove burner to the mounting plate, it can be secured in an accurate position.
[0009]
【Example】
An embodiment of the present invention will be described below with reference to the drawings. Parts having the same functions as those of the conventional example are denoted by the same reference numerals.
[0010]
As shown in FIGS. 4 and 5, the stove burner 1 is made of drawn sheet metal, and a brass burner cap 8 can be mounted on the annular portion 7. The annular portion 7 is provided with a gas supply port 9 so that the gas sent from the gas supply pipe 10 is supplied to the burner cap 8. The stove burner 1 is provided with an opening 11 penetrating vertically, and an ignition device 12 and a flame detecting thermocouple 13 are attached to the opening 11 and attached by a mounting bracket 14. It is an important factor that satisfies the performance of ignition and the like to ensure the positions of the ignition device 12, the flame detection thermocouple 13, the stove burner 1, and the burner cap 8 supported by the mounting bracket 14.
[0011]
A mounting bracket 14 is attached to the stove burner pedestal 15, and a mounting plate 16 fitted to and supported by the holes 2 and 2 provided in the substantially flat portion 18 of the stove burner 1 is supported on the bracket 14 by a joining method such as caulking or welding. The stove burner 1 is supported by the mounting plate 16 and the flow rate adjusting unit 17 provided at the tip of the gas supply pipe 10 of the stove burner 1.
[0012]
1 and 2, FIG. 1 is a state diagram when the stove burner 1 is fixed, and a pair of upright pieces 19 are erected on the mounting plate 16, and a pair of holes 2 provided in a substantially flat portion 18 of the stove burner 1. 2, the guide 19b of the upright piece 19 is inserted. The lower surface of the substantially flat portion 18 of the stove burner 1 is supported by the upper surface portion 9 a of the upright piece 19. Further, the mounting plate 16 is provided with a locking piece 20, and the locking piece 20 includes a locking portion 21 cut and raised obliquely and a pressing portion 22 having a curled tip.
[0013]
With the configuration described above, the stove burner 1 is positioned front and rear and right and left by the holes 2 and 2 provided in the stove burner 1 and the guide 19b of the mounting plate, and the latching portion 21 covers the substantially flat portion 18 of the stove burner 1 so as to be positioned vertically. It is regulated and the stove burner 1 is fixed at an accurate position. Also, as described above, the mounting bracket 14 to which the ignition device 12 and the flame detection thermocouple 13 are mounted is coupled to the mounting plate 16 by caulking, welding, or the like, and is mounted to the opening 11 of the stove burner 1. In other words, the positions of the burner 1, the ignition device 12, and the flame detection thermocouple 13 are accurately determined by fitting the guides 19 b with the holes 2 and 2 of the burner 1.
[0014]
Note that the left and right positions of the burner 1 are determined by the fitting of the pair of guides 19b and the holes 2 of the pair of burners 1, but as shown in FIG. If the tip of the guide 19b is bent and fitted so that the width of the hole 2 is narrow and easy to insert into the hole 2, the upright piece 19 is pushed outward by elasticity, so the outer surface of the guide 19b and the inner surface of the hole 2 are pushed. The applied burner 1 can be accurately positioned without back and forth play.
[0015]
On the other hand, the method for attaching and detaching the stove burner mounting device of the present invention is as shown in FIG. 3, in which the hole 2 of the stove burner 1 is inserted into the guide 19b of the mounting plate 16 from above. The locking portion 21 of the locking piece 20 is slanted and raised so as to be slippery, and the substantially flat portion 18 of the stove burner 1 hits and falls using elasticity. Then, by continuing to push the combustor 1, the locking piece 20 further falls, and when the substantially flat portion 18 passes through the locking portion 21, the locking piece 20 returns to its original position due to elasticity, and the locking portion 21 causes the combo burner 1. The substantially flat portion 18 is covered. Further, when removing the stove burner 1, in order to prevent injury by the end face, a curled portion 22 is provided, the curled portion is pressed, and the locking portion 21 is elastically moved to a position where it does not hit the substantially flat portion 18 of the stove burner 1. The locking piece 20 is tilted down and the stove burner 1 is removed.
[0016]
【The invention's effect】
As described above, according to the configuration of the present invention, the following effects can be obtained.
[0017]
(1) Since the conoburner can be fixed without the use of metal fittings such as a pin, which has been used in the past, by a mounting plate having an elastic locking piece and a guide, there is no risk of injury at the tip of the pin. Is easy to install and the assemblability is improved. In addition, when removing or re-installing the burner during cleaning or repair, the burner may be lost or lost, or the pin may corrode and break due to salt such as broth. It can be prevented from being installed in a state.
[0018]
(2) A user or the like can easily attach and detach, and the combustor can be securely fixed at the time of re-installation, so that combustion-related members such as an ignition device and a thermocouple can be reliably secured at predetermined positions.
[0019]
(3) The combo burner is positioned in the front / rear / right / left direction by fitting the guide and the hole of the combo burner, and the top / bottom position of the combo burner can be regulated by the elastic locking piece and the support portion of the mounting plate. Can be accurately ensured, that is, the predetermined position of the ignition device and flame detection thermocouple associated with the burner can be reliably ensured.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a stove burner portion of a gas cooking appliance according to an embodiment of the present invention. FIG. 2 is a perspective view of a stove burner and a mounting bracket of the gas cooking appliance. Fig. 4 Top view of the gas cooker's stove burner Fig. 5 Side view of the gas cooker's stove burner Fig. 6 (a) Mounting bracket of the gas cooker to the stove burner (B) Partial cross-sectional top view showing the relationship between the stove burner and the mounting bracket of the gas cooker FIG. 7 is a perspective view of a conventional burner part of a gas cooker Description】
14 Mounting bracket 16 Mounting plate 18 Substantially flat portion 19 Standing piece 19b Guide 20 Locking piece 21 Locking portion

Claims (1)

A gas burner having an annular portion provided with an opening for mounting a gas supply port, an ignition device and a flame detection thermocouple, and a burner cap mounted on the annular portion to form a flame by gas supply from the gas supply port And one or more holes provided in the substantially flat portion of the stove burner, an upright piece provided with one or more guides fitted in the holes, and an elasticity for locking the substantially flat portion of the stove burner. A mounting plate integrally formed with a locking piece and a mounting bracket that is provided with the ignition device and a flame detection thermocouple; and a conoburner and an ignition device by fitting a guide of the mounting plate and a hole of the control burner; A gas cooking device designed to position a flame detection thermocouple .

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