JPH0542496Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an operating knob device for, for example, a gas range or other heating appliance.

(Prior Art) As a conventional operation knob, an operation knob is provided in a knob hole provided on an operation panel, and has a recess on the side surface into which a finger for rotating operation can be inserted, and can be moved forward and backward by a push-up mechanism. It is known that the operation knob can be switched between a retracted position, which is approximately on the same plane as the front surface of the operation panel, and a forward position, where it protrudes forward, and the operation knob can be rotated in the forward position. Publication No. 69904).

(Problems to be Solved by the Invention) In the conventional device described above, it is desirable that the recess is not visible from the front when the operating knob is in the retracted position where it is not rotated.

(Means for Solving the Problems) The present invention is intended to satisfy the above-mentioned needs, and the operation knob device of claim 1 has a finger for rotating operation on the side in a knob hole provided in the operation panel. An operation knob provided with a recess into which the operation panel is inserted is provided so that it can be freely advanced and retracted by a push-up mechanism, so that the operation knob can be freely switched between a retracted position on the same plane as the front surface of the operation panel and a forward position where it protrudes in front of the operation panel. In a device in which the operating knob is rotatable in the forward position, a decorative member is provided that closes the front surface of the recess when the operating knob is in the retracted position, and the decorative member is interlocked with the rotating operation of the operating knob in the forward position. The operating knob device according to claim 2 is characterized in that the operating knob device is configured to rotate together with the operating panel.
An operation knob having a recess on the side surface into which a finger for rotation operation can be inserted is provided so that it can be moved forward and backward by a push-push mechanism, and this can be set at a retracted position substantially flush with the front surface of the operation panel and a forward position protruding in front of the operation panel. In this device, the operating knob is rotatable in the forward position, and the recess is formed on the side surface of the operating knob on the rear side from the front surface thereof.

(Function) The present invention is based on the above configuration, and according to the operating knob device of claim 1, when the operating knob is in the retracted position where it is not rotated, the front surface of the recess is closed by the decorative member. Therefore, there is no possibility that the depression will be visible from the front.

Furthermore, when the operating knob is in the forward position and is rotated, the decorative member rotates together with the operating knob, so the decorative member does not interfere with the rotating operation of the operating knob.

According to the operation knob device of the second aspect, the depression appears in front of the operation panel in the forward position and functions as a finger rest, so that the depression is not visible from the front in either the rearward position or the forward position. do not have.

(Example) Next, an example in which the operating knob device of the present invention is applied to a gas range will be described based on the drawings.

In the drawings, 1 indicates the instrument body, 2 indicates the operation panel on the front side of the instrument body 1, and 3 indicates a knob hole provided in the operation panel 2. Inside the knob hole 3, an operation knob 4 is provided at the front end. The operating member 5 is moved between the backward and forward positions by a spring 7 interposed between the operating member 5 and a guide member 6 provided in the instrument body 1, and a push mechanism 8 interposed between the operating member 5 and the guide member 6. It can be freely switched between. That is, the push button is in the retracted position where the actuator 8a of the push button mechanism 8 is locked in the first locking portion A of the push button mechanism 8, and the front surface of the operating knob 4 is substantially flush with the front surface of the operating panel 2; The actuator 8a is locked to the second locking portion B of the mechanism 8, and the front side of the operating knob 4 is provided to be freely switchable to a forward position protruding from the front side of the operating panel 2.

In this embodiment, the guide member 6 is mounted on the operating shaft 9a of the gas cock 9 as the operated member,
The operation member 5 is fitted to the guide member 6 so as to be slidable and rotate together with the guide member 6, and a first locking portion A forming the push mechanism 8 is provided on one side of the guide member 6. A groove member 8c having a heart-shaped groove 8b having a second locking portion B is attached to the actuator, and a piano wire or the like that is fixed to the operating member 5 side and engaged with the groove 8b is bent. 8a, and further an operating member 5 is provided on the other side of the guide member 6.
A long groove 10 is provided along the moving direction of the operating member 5, and a pin 11 is provided on the operating member 5 to be locked to the front wall of the long groove 10 in the forward position.
By connecting the operating member 5 and the guide member 6 through engagement with the guide member 6, the operating member 5 and the guide member 6 are separated, and the operating member 5 is prevented from protruding forward beyond the forward movement position. Furthermore, a cylindrical locking piece 12 extending rearward is formed on the periphery of the knob hole 3 of the operation panel 2, and protrusions 13 are provided at two locations on the outer periphery of the operation member 5. ,13
The operation member 5 and the guide member 6 are integrally engaged with each other to prevent them from coming off from the knob hole 3.

In this embodiment, by rotating the operating knob 4 when the operating member 5 is in the forward position, the gas cock 9 is switched between the stop position and the operating position. The blocking member 14 includes an arcuate member 14a provided on the front surface of the gas kettle 9, and
It consists of a collar 14b at the rear end of the operating member 5 that faces the front of the arc-shaped member 14a only when the gas cock 9 is switched to the operating position.

When the operating knob 4 reaches the stop position by rotational operation, it can be pushed and moved to the retreat position.

Next, the operation of the gas range having the above configuration will be explained. When the gas range is not in use, the operating member 5 is in a retracted position where the front surface of the operating knob 4 is substantially flush with the front surface of the operating panel 2, as shown in FIG. To operate the gas cooker 9 from this state and operate the gas range, lightly press the operating knob 4. Then, the engagement between the first locking portion A of the push mechanism 8 and the actuator 8a is released, the operating member 5 is flipped by the spring 7, and the actuator 8a of the push mechanism 8 is moved to the second locking portion B. The operation knob 4 is locked and switched to the forward position where the front surface of the operation knob 4 protrudes from the front surface of the operation panel 2 (the third
figure). Next, when the operating knob 4 is rotated, the entire operating member 5 and guide member 6 are rotated, and the shaft 9
The gas cooker 9 is switched to the operating position via a, fuel gas is supplied to the burner in the gas range, and the burner is ignited.

The present invention further provides a decorative member 15 that closes the front surface of the recess 4a for rotating the operating knob 4 in the retracted position where the front surface of the operating knob 4 is substantially flush with the front surface of the operating panel 2. The front surface of the operation knob 4 is configured to rotate in conjunction with the rotation operation at the forward position where it protrudes from the front surface of the operation panel 2. Specifically, the decorative member 15 has various functions as described below. set on something.

1. The decorative member 15 is attached to the front end of the guide member 6, which is rotatable in the forward position, as shown in FIGS. 4 to 7. In this case, control knob 4
A protrusion 4 extending in the direction of the axis 9a provided in the recess 4a of
b serves to prevent fingers from slipping during rotational operation, and serves as a guide between the operating knob 4 and the decorative member 15 with the protrusion 15b of the decorative member 15 interposed therebetween, and also serves as a guide between the operating knob 4 and the decorative member 15. It also helps to reduce the sliding resistance with 15.

2. The decorative member 15 is provided on an annular member 16 that is rotatably fitted into the knob hole 3 of the operation panel 2, as shown in FIGS. 8 to 10. In this case, the decorative member 15 closes only the front side of the recess 4a in the retreated position, but as shown in FIG. 11, the decorative member 15 may fill the front side of the recess 4a.

3. As shown in FIGS. 12 and 13, the decorative member 15 is attached to the front surface of a cylindrical body 19 that is rotatably attached to a push mechanism 8 fixed to the instrument body 1 with screws 17 and grooves 18. provided.

4 The decorative member 15, as shown in FIG.
A flange 20 and a claw 2 surround the operation knob 4.
A pin 23 and a groove 24 are provided in a cylindrical body 22 which is fitted into the operation panel 2 with a pin 23 and a groove 24 so as to be rotatable with respect to the cylindrical body 22. In this case, the cylinder 22 may be attached to the push mechanism 8 as in the example 3) above.

5 The decorative member 15 has a long hole 25 in the axial direction in the operating knob 4, as shown in FIGS. 15 to 18.
and a pin 26 that engages with this. Reference numeral 27 denotes a retaining ring for preventing the pin 26 from coming off, but this is unnecessary if there is a cylindrical body surrounding the operating knob 4 and the decorative member 15 as in the example 4). In addition, the pin 26 is connected to the operating knob 4, and the elongated hole 25
may be provided on the decorative member 15. In this example, when the operating knob 4 moves forward from the retracted position, the decorative member 15 may also move forward. In this case, when the operating knob 4 reaches the forward position, the decorative member 15 may move forward. If only the decorative member 15 is pushed backward with a finger to expose the recess 4a of the operation knob 4, there will be no problem with the rotation operation. In this example, as shown in FIG. 19, the decorative member 15 has a pin 28 projecting outward, and
By providing a fixed flange 29 on the instrument body 1 in front of the pin 8 and locking the pin 28 with the flange 29, it is possible to prevent the decorative member 15 from moving forward when the operating knob 4 moves forward. At the same time, the decorative member 15 operates the operation knob 4.
It can be rotated with.

In this case, in the retracted position, the recess 4a of the operating knob 4 is hidden from the front by the decorative member 15, and in the forward position, the front surface of the operating knob 4 and the front surface of the decorative member 15 form a stepped surface. , a recess 4a for rotational operation is exposed.

FIGS. 20 and 21 show still another embodiment of the present invention, in which the operating knob 4
A recess 4a for rotational operation is formed on the side surface of the operation knob 4 on the rear side from the front surface, so that the recess 4a appears in front of the operation panel when the operation knob 4 is in the forward position.

In this case, the recess 4a is not visible from the front when the operation knob 4 is in either the retracted position or the forward position, and the recess 4a functions as a finger rest in the forward position.

In all of the embodiments described above, the recess 4a for rotational operation is provided at one location on the side surface of the operating knob 4, but it may be provided at two opposing locations on the side surface, for example.

(Effect of the invention) In this way, when the operating knob device of claim 1 is used, a decorative member separate from the operating knob is used, and when the operating knob device of claim 2 is used, the side surface on the rear side of the front surface of the operating knob is used. By providing a recess for a rotational operation, the recess becomes invisible from the front in the retracted position where no rotational operation is required, and has the effect of improving the appearance with a simple structure.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing a first embodiment of the present invention applied to a gas range, Fig. 2 is a cutaway plan view showing the main parts in the retracted position, and Fig. 3 is a cross-sectional view of the main parts. Cutaway plan view showing the state in the forward position, No. 4
The figure is an exploded perspective view of the main parts, FIG. 5 is a perspective view showing the positional relationship of the main parts in the state of FIG. 2,
6 is a perspective view showing the positional relationship between the operating member and the decorative member when the operating knob is attached in FIG. 5, and FIG. 7 is a perspective view showing the positional relationship of the main parts in the state shown in FIG. 3. , FIG. 8 is a cutaway side view showing the second embodiment of the present invention in the retracted position, FIG. 9 is a perspective view of the main parts thereof, FIG. 10 is a perspective view of the main parts in the forward position, and FIG. 11 is a cut-away side view showing a modification of the second embodiment, FIG. 12 is a cut-away side view showing the third embodiment of the present invention in the retracted position, and FIG.
The figure is a perspective view of the main part, and Figure 14 is the fourth part of the present invention.
FIG. 15 is a perspective view showing the positional relationship of the main components in the retracted position of the embodiment; FIG. 15 is a perspective view showing the relationship between the operating knob and the decorative member in the retracted position of the fifth embodiment of the present invention; The figure is a perspective view showing the relationship between the operating knob and the decorative member in the forward position, FIG. 17 is an exploded perspective view thereof, FIG. 18 is a cutaway front view showing the connection state of the operating knob and the decorative member, and FIG. 19 is a FIG. 15 is a perspective view of an improved example of the embodiment, FIG. 20 is a front view of the operating knob of the fifth embodiment of the present invention, and FIG. 21 is a side view thereof. 2...Operation panel, 3...Knob hole, 4...Operation knob, 8...Push push mechanism, 15...
...Cosmetic parts.

Claims (1)

[Scope of Claim for Utility Model Registration] 1. An operation knob having a recess on the side surface into which a finger for rotational operation can be inserted is provided in a knob hole provided on the operation panel so that it can be moved forward and backward by a push-up mechanism, and this operation panel The operating knob can be freely switched between a retracted position substantially on the same plane as the front surface of the front surface and a forward position protruding forward thereof, and the operating knob is rotatable in the forward position, and the recess is in the recessed position when the operating knob is in the retracted position. An operating knob device characterized in that a decorative member is provided to cover a front surface of the operating knob, and the decorative member is configured to rotate together with the rotating operation of the operating knob in a forward position. 2. An operation knob with a recess on the side for inserting a finger for rotational operation is provided in the knob hole provided on the operation panel so that it can be moved forward and backward by a push-up mechanism, and the operation knob is moved back and forth approximately on the same plane as the front surface of the operation panel. and a forward position protruding forward, and the operating knob is rotatable in the forward position, and the recess is formed on the side surface of the operating knob on the rear side from the front surface thereof. An operating knob device featuring: