JPS6016A - Operation switch of heating cooking device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to improvements in operating switch sections used in ovens and high-frequency heating devices.

Conventional configurations and their problems Modern heating cookers have become more sophisticated with the adoption of microcomputers and sensors, and as emphasis has been placed on ease of use, after-sales service and assembly work have tended to be neglected.

The operation switch of a conventional heating cooker will be explained with reference to FIGS. 6 and 7.

In FIGS. 6 and 7, reference numeral 1 denotes the main body of the heating cooker, and a pile base 2 is provided on the front side of the main body 1 of the heat cooking apparatus. 3 is a cooking start switch button provided on the name plate 4, 6 is a panel frame, which is detachably provided on the front of the panel base 2, and within this panel frame 5 is a display board 6? L, 6
b is included. Furthermore, operation switch buttons 7a, -rb, and a are fitted into the lower end of the panel frame 5. Further, a switch 19 is mounted on the panel base 2 so as to face the operation switch buttons 7N, 7b, and 8, respectively.

Such operation switch parts include the actuator part 18 of the switch 19 and the operation switch button 7ia.

If the gap between 7b and 8 is widened, the operation switch button 72L.

7b and 8 fall into the inside of the panel base 2, making the front surface of the panel base 2 unsightly and undesirable.

On the other hand, if the operation switch buttons 7a, 7b, s are provided in contact with the actuator part 18, or if the operation switch buttons 7a, 7b, a are fitted into the panel frame 6 and attached to the panel base 2, the actuator part 18 can be moved. There was a risk of being pushed.

In order to prevent such a phenomenon, precision in the dimensions of the operation switch buttons 7L, 7L, and B is required, and the panel base 2
This has the drawback that sufficient care must be taken when attaching the switch 19 to the panel frame 6, and also when attaching the panel frame 6 to the panel base 2.

FIG. 5 shows another conventional example in which these drawbacks have been improved.

In Fig. 6, %5 is the panel frame, and the operation switch button 7a
A protrusion 10 provided in the panel frame 5 is attached to the panel frame 5 through a spring 11. The protrusion 1
A bottle 22 is inserted into the tip of 0. Further, the tip of the protruding portion 10 and the actinic knee portion 18 of the switch 19 are attached at opposing positions.

According to the above configuration, the operation switch button 71L is pushed out of the panel frame 6 due to the elasticity of the spring 11, and the protrusion 1
The length by which the operating switch button 7a is pushed out is adjusted by a pin 22 inserted into the tip of the button 7a. Therefore, the panel frame 5 and the operation switch button 72L can be made into a unit, and the danger of fitting the operation switch button 7a into the panel frame 5 can be eliminated, and the panel frame 5 can be attached by a simple operation. be able to.

However, the work of attaching the bin 22 is not suitable for mass production and has the drawback of damaging the fingers of the assembly worker.

OBJECTS OF THE INVENTION In order to eliminate the above-mentioned drawbacks, the present invention provides an operation switch for a cooking device that is easy to install, can be operated quickly, and can be mass-produced.

Structure of the Invention In order to achieve this object, the operation switch of the cooking device of the present invention includes a main body of the heating cooking device, a panel frame provided on the front side of the main body of the heating cooking device, and this panel frame. A plurality of operation switch buttons fitted into the body and provided with protrusions, and a substrate provided with switches located at positions facing each of the plurality of operation switch buttons,
The operation switch button fitted into the panel frame has elasticity and has a spring therein, and is held on the panel frame by at least two claws, and the protrusion of the operation switch button is provided on the substrate. It is configured so that it can come into contact with a part of the actuator of the switch.

According to the above configuration, the elasticity of the spring installed inside the operation switch button acts to push the operation switch button forward and hang it, but the operation switch button is held on the panel frame by at least two claws provided on the operation switch button. Therefore, the operation switch button does not fall off the panel frame.

DESCRIPTION OF THE EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. 1 to 4.

In FIG. 1, 1 is a main body of a heating cooker, and a panel base 2 is provided on the front side of this main body 1.

3 is a cooking start switch button provided on the name plate 4; 5 is a panel frame, which is detachably provided on the front of the panel base 2;
Display plates ea and eb are housed within this panel frame 5. Furthermore, operation switch buttons 7a, 7b, and 8 made of elastic synthetic resin are provided at the lower end of the panel frame 6. These operation switch buttons 7 & 8 are shown in Figure 3 and ? As shown in Fig. f14, a spring 11 is inserted into a protrusion 10 which has claws 9 at both ends and protrudes from the center of the four parts, and the operation switch buttons 7a, 7b, 8 are fitted into the panel frame 5 by utilizing their elasticity. operation switch buttons 7N, 7.
b. After operating 8, it is configured to be returned to the front by spring 11. Reference numeral 12 denotes a protrusion provided at the upper end of the panel frame 6, which includes a hole 13 provided in the recess of the nameplate 4 and a hole 14 provided in the recess of the panel base 2 (provided at a position facing the nameplate 4). The upper end of the panel frame 5 is fixed to the panel base 2 by passing through the hole 13 (same shape as the hole 13). 17
is a board provided at the rear of the panel frame 5, and operation switch buttons 7a and 7b provided on the panel frame 5.

A switch 19 having an actuator portion 18 is provided at a position facing the switch 8, and a lamp holder 21 for holding a light source lamp 2o for edge light illumination is further provided.

The operation switch of the heating cooker of this embodiment formed in this way has a spring 11 inserted into the protrusion 10 that protrudes from the recess of the operation switch buttons 7a, ab, and 8, and the operation switch is inserted from the front side of the panel frame 5. Button 7a.

7b and 8 are fitted so that the pawl 9 is held in the panel frame 6, and the work of unitizing the panel frame 5 into a unit is simple and mass production is possible, and furthermore, the operation switch can be easily assembled.

In addition, even if the gap between the actuator part 18 of the switch 19 and the protruding part 1o of the operation switch button T is a little unbalanced, the operation switch button 7a can be inserted into the panel frame 5.
, completed, 8 does not fall, operation switch buttons 7a, 7b
, 8, the front surfaces of the operation switch buttons 7a, 7b, 8 are uniformly aligned due to the elasticity of the spring 11 installed inside the buttons 7a, 7b, and 8, making them look good and easy to operate. Furthermore, operation switch button 7
Since a + 7 b + 8 are integrated into the panel frame 5, when attaching the panel frame 5 to the panel base 2,
It is safe to avoid accidentally pressing the actuator part 18 of the switch 19.

Effects of the Invention As described above, in the present invention, the operation switch button provided with the protrusion has a spring installed therein, and is fitted into the panel frame so as to be held by at least two claws. It is easy to unitize the panel frame, making it suitable for mass production, and since it is unitized, it is also easy to assemble the operation switch.

In addition, the elasticity of the built-in spring allows the front surface of the operation switch buttons to be uniformly aligned, making them look good and easy to operate. Furthermore, since the operation switch button can be integrated into the panel frame, it is safe to avoid accidentally pressing the actuator or part of the switch when attaching the panel frame.

As described above, the operation switch of the heating cooker of the present invention is easy to install, has excellent mass productivity, and is safe, with the dimensions and dimensions of the protruding portion of the operation switch being somewhat small.

To operate reliably even if there is a back-and-forth error in the board on which the operation switch is mounted, to uniformly align the front surface of the operation switch button due to the elasticity of the spring, and to provide an excellent operation switch for a cooking device that does not come loose.

[Brief explanation of the drawing]

Fig. 1 is a front perspective view of the main body of a cooking device showing an embodiment of the present invention; Fig. 2 is a sectional view of the main part taken along line A-A' in Fig. 1; and Fig. 3 is a sectional view of the main part shown in Fig. A sectional view of the main part showing BB' of
FIG. 4 is an enlarged perspective view showing the operation switch button of FIG. 1;
FIG. 5 is a sectional view of an operation switch button showing another conventional example, FIG. 6 is a front view of the main body of a heating cooker showing a conventional example, and FIG. 7 is a sectional view of a main part of FIG. 6. 1...Body%6...Panel frame, 7a, 7
b, 8... Operation switch button, 9... Pawl, 10... Protrusion, 11... Spring, 1
7... Board, 18... Part of actuator, 19... Switch. Figure 1 fp, Figure 2 Figure 5

Claims (1)

[Claims] A main body of the heating cooker, a panel frame provided on the front side of the main body, a plurality of operation switch buttons fitted into the panel frame and provided with protrusions, and these plurality of operation switch buttons. and a board on which switches are provided at opposing positions, and the operation switch button fitted into the panel frame has elasticity and has a spring installed therein,
An operation switch for a cooking device, which is held by at least two claws on the panel frame, and a protrusion of the operation switch button can come into contact with a part of an actuator of the switch provided on the board.