JP2762602B2 - Cooker door - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a door of a detachable heating cooker.

2. Description of the Related Art Conventionally, a detachable heating cooker door of this kind has
As shown in FIG. 6 and FIG. 6, a door arm fixing part 5 is fixed to a door arm mounting bracket 4 which is fixed side by side on the side of the heating chamber 1 in a long hole 3 provided at both ends of the front plate 2 of the heating chamber 1, The door arm movable part 6 is formed into an L-shape, and the door arm fixed part 5 is disposed on the flange part 7 side of the door arm movable part 6 so that the door arm fixed part 5 and the door arm movable part 6 can be moved by the connecting pin 8. Is provided in connection with
An L-shaped fitting hole for allowing the flange portion 7 of the door arm movable portion 6 to penetrate in a detachable state on the door body 9 side.
A holding member 11 is provided for supporting the flange portion 7 of the door arm movable portion 6 which penetrates the opposite surface of the fitting hole 10 so that the flange portion 7 can be picked up. And a door body 9 opposed thereto.
Since the convex portion 13 is provided on the side portion, the convex portion 13 fits into the through hole 12 near the front end of the flange portion 7 of the door arm movable portion 6. The flange portion 7 of the door arm movable portion 6 and the convex portion 13 are brought into pressure contact with each other. This is the configuration provided.

However, in such a configuration of attaching and detaching the door of the heating cooker, if the door arm movable portion 6 is not completely inserted into the L-shaped insertion hole 10 of the door main body 9, the door main body 9 does not have to be inserted. Convex part 13
And the convex portion 13 of the door body 9 and its vicinity are deformed, and the flange portion 7 of the door arm movable portion 6 and the convex portion 13 do not come into pressure contact with each other, so that it is very easy to come off. The force for removing the door body 9 from the left and right door arm movable parts 6 changes depending on the dimensional variation and the state of the hole burr of the through hole 12, so that one side comes off first and a strong force is applied to the other, and the door arm fixing part 5 and the door arm Since the mounting bracket 4 is deformed, it is difficult to attach and detach the door, and there is a problem that the maintenance is difficult.

Therefore, the present invention is to solve such a conventional problem, and an object of the present invention is to provide an excellent heating cooker door that can be easily and smoothly attached and detached, and that is easy to maintain. .

Means for Solving the Problems In order to achieve the above object, according to the present invention, a first groove for slidingly inserting a flange portion of a door arm movable portion into a holding metal fitting and holding the same is provided. A second groove having a stopper spring for preventing a flange portion of the door arm movable portion from easily coming off, and a stopper spring at a portion opposed to a through hole provided at a distal end portion of the flange portion of the door arm movable portion. A projection is provided, the projection provided on the stopper spring is fixed so that the door does not come off in the through hole, a push button hole is provided on the door body facing the tip of the stopper spring, and a push button is provided on the push button hole And make the depth of the second groove of the holding bracket equal to or greater than the thickness of the stopper spring + the dimension of the projection, and press the push button. As a result, the stopper spring is pushed, the projection provided on the stopper spring moves, and the door is removed from the through-hole provided at the end of the flange portion of the door arm movable portion, and the door is removed by pulling the door.

Function The cooking device of the present invention is configured such that the door cannot be removed unless the push button is pressed, so that the door can be smoothly opened and closed without being displaced or coming off during opening and closing of the door. It is.

By pressing the push button, the lock is released and there is no place to press against the flange of the door arm movable part, so there is almost no resistance to removing the door, so the door can be easily attached and detached smoothly and the door can be cleaned Can be easily done.

Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings. In FIGS. 1 to 4, the elongated holes 3 are slightly closed on the heating chamber 1 side of the elongated holes 3 provided at the lower portions of both ends of the front plate 2 of the heating chamber 1, or are arranged side by side at the same plane position. The door arm fixing part 4 is fixed, and the door arm fixing part 5 is fixed to the door arm fixing part 4 with a screw. The door arm fixing part 5 and the door arm movable part 6 are connected to each other by a connecting pin 8 so as to be movable. A through-hole 12 is provided at the tip of the flange portion 7, and an L-shaped fitting hole 10 for removably fitting the door arm movable portion 6 provided on the surface of the door body 9 on the side of the heating chamber 1 is provided. Provided, on the opposite surface of the fitting hole 10,
A holding bracket 11 provided with a groove for slidingly inserting and holding the flange portion 7 of the door arm movable portion 6 fitted therein.
And a first groove 14 for slidingly inserting and holding the flange portion 7 of the door arm movable portion 6 in the holding member 11, and a second groove 15 is provided in the first groove 14. 15 is provided with a stopper spring 16 for preventing the flange portion 7 of the door arm movable portion 6 from easily coming off, and a stopper spring of a portion opposed to the through hole 12 provided at the tip of the flange portion 7 of the door arm movable portion 6. A projection 17 is provided on the stopper spring 16, and the projection 17 provided on the stopper spring 16 is fixed to the through hole 12 so as not to come off, and a push button hole is provided on the door body 9 facing the tip of the stopper spring 16. The push button hole 18 is provided so that the push button 19 can be moved up and down, and the depth of the second groove 15 of the holding member 11 is determined by the thickness of the stopper spring 16 and the dimension of the projection 17. Press push button 19, same or deeper Stopper spring 16 is pressed by a, projections are provided on the stopper spring 16
17, the door 17 is moved out of the through-hole 12 provided at the end of the flange portion 7 of the door arm movable portion 6, unlocked, and the door is removed by pulling the door.

Next, the operation of the configuration of the embodiment will be described.
First, when the door body 9 is removed, the stopper spring 16 is pushed by pressing the push button 19, and the projection 17 of the stopper spring 16 fitted in the through hole 12 provided at the tip of the flange portion 7 of the door arm movable portion 6. Press down to unlock. As a result, there is no place where the door arm movable portion 6 comes into pressure contact with the flange portion 7, so that little resistance is applied to remove the door, and therefore the door can be easily and smoothly removed.

Next, when the door body 9 is being opened and closed, the door cannot be removed at any of the open and closed positions because the lock is not released unless the push button 19 is pressed. Therefore, the door may shift or come off during opening and closing of the door. The door can be opened and closed smoothly without any gaps.

Next, when the door body 9 is attached, when the flange portion 7 of the door arm movable portion 6 is inserted into the L-shaped fitting hole 10 provided in the door body 9, the door arm 9 is pressed by the stopper spring 16. Since the pressing force of the spring 16 is weak, it can be inserted smoothly, and the protrusion 17 of the stopper spring 16
Is gradually higher than the insertion side, so that the flange portion 7 of the door arm movable portion 6 does not get caught, and the projection 17 of the stopper spring 16 is smoothly pushed down, and the distal end portion of the flange portion 7 of the door arm movable portion 6 is moved forward. Through holes provided in
Since the projection 17 of the stopper spring 16 fits into the lock 12 and is locked, when the door body 9 is mounted, the push button 19 is used.
It can be installed smoothly without pressing.

Effect of the Invention As described above, the present invention provides a first groove for slidingly inserting and holding a flange portion in a door arm movable portion of a holding bracket, and the flange portion of the door arm movable portion is easily formed in the first groove. A second groove having a stopper spring is provided to prevent the stopper spring from coming off, and a projection is provided on a portion of the stopper spring opposite to a through hole provided at a distal end portion of the flange portion of the door arm movable portion, and the stopper spring is provided on the stopper spring. The protrusion fits into the through hole and is fixed so that the door does not come off. The push button hole is provided in the door body facing the tip of the stopper spring, and the push button hole is attached so that the push button can move up and down. At the same time, the depth of the second groove of the holding bracket is made equal to or greater than the thickness of the stopper spring + the thickness of the projection, and the stopper spring is pushed by pressing the push button to stop the stopper. Because the projection provided on the par spring moves and the door is removed by pulling the door out of the through hole provided at the tip of the flange part of the door arm movable part, the door is removed unless the push button is pressed. The door cannot be removed, which prevents the door from shifting or coming off during opening and closing, so that the door can be opened and closed smoothly. By pressing the push button, the lock is released and there is no place to press against the flange of the movable part of the door arm.Therefore, there is almost no resistance to the attachment and detachment of the door, and the attachment and detachment of the door becomes easy and smooth. It can be easily maintained.

[Brief description of the drawings]

FIG. 1 is a plan sectional view of a door of a cooking device showing one embodiment of the present invention, FIG. 2 is an enlarged sectional view showing a principal part of the door, and FIG. 3 is a side sectional view showing a principal part of the door. FIG. 4 is a plan sectional view of the door, FIG. 5 is a plan sectional view of a door of the conventional cooking device, and FIG. 6 is a side sectional view showing a main part of the door. 5: Door arm fixed part, 6: Door arm movable part, 7
... Flange parts 7, 9 ... Door body, 10 ... Fitting holes, 11
...... holding bracket, 12 ... through-hole, 14 ... first groove, 15 ...
Second groove, 16 ... Stopper spring, 17 ... Protrusion, 19 ...
push button.

Claims (1)

(57) [Claims] 1. A heating chamber for heating and cooking a cooking object, a long hole provided at both ends of a front plate of the heating chamber, a door arm mounting bracket juxtaposed to the long hole, and fixed to the door arm mounting bracket. A door arm fixed part, a door arm movable part movably coupled to the door arm fixed part, a through hole provided at a tip end of a flange part of the door arm movable part, and the door arm fixed part and the door arm movable part movable. A connection pin for connecting so as to be capable of being inserted, a fitting hole for fitting the door arm movable portion provided on a side surface of the heating chamber of the door body in a detachable state, and a fitting pin fitted to an opposite surface of the fitting hole. A holding member provided with a groove for slidingly inserting and holding the flange portion of the door arm movable portion, wherein the holding portion has a flange portion of the door arm movable portion. First order to embracing inserted by
The first groove is provided with a second groove having a stopper spring for preventing the flange portion of the door arm movable portion from easily coming off. The second groove having a stopper spring is provided at the tip of the flange portion of the door arm movable portion. A projection is provided on a portion of the stopper spring that faces the provided through hole, and the projection provided on the stopper spring is fixedly provided so as not to come off the door in the through hole, and a door body facing the distal end of the stopper spring. And a push button hole is mounted on the push button hole so that the push button can be moved up and down, and the depth of the second groove of the holding metal is the same as the thickness of the stopper spring plus the dimension of the protrusion. Alternatively, when the push button is pressed, the stopper spring is pressed, and the protrusion provided on the stopper spring moves to be provided at the tip of the flange portion of the door arm movable portion. Door cooking device has a configuration to remove the door by pulling the out door from the through holes.