JPS62119329A - Cooker - Google Patents

Abstract

PURPOSE:To prevent waving of a liquid substance to be cooked during checking for the degree of cooking, by a method wherein a speed at which a carrier table is pushed out from a heating chamber forms a specified slow speed by means of a mechanical reduction device. CONSTITUTION:When a carrier table 7, on which a cooking container is placed, is pulled out, with a knob 23a of a release lever 23 pulled, an engaging end 23b of an engaging end of a lever 23 engaged with a lock cam 21 is floated. The carrier table 7 is pushed ahead by dint of a force accumulated by a tensile coil spring 17. In which case, an engaging end 23b of the lever 23 ascends a steep slope 21b of the lock cam 21 to a top. Thereafter, the speed of the carrier 7 is controlled to a specified small value with the air of a rack 16a of an ejecting plate 16 and a reduction gear 13 driven by a pinion 13a.

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a cooking appliance such as an oven that uses gas or electricity as a heat source.

(Prior Art) A conventional cooking device of this type will be explained with reference to FIG. This figure is a cross-sectional view of the main parts of a conventional cooking device, in which a bottom-opening door 3 having a handle 2 is pivotally attached to the front of the cooking device main body 1, and a cooking container 5 that is handled with a take-out fitting 4 inside. A heating chamber 6 is provided in which the heating chamber 6 is placed.

In the cooker configured in this way, the handle 2 is used to check the doneness of the food (not shown) that is placed on the cooking container 5, placed in the heating chamber 6, and cooked with the door 3 closed. Then, the door 3 was opened, and the cooking container 5 was pulled out using the take-out fitting 4 to make a determination.

(Problems to be Solved by the Invention) In the above configuration, the glass attached to the door 3 is dirty with oils and fats from fish etc. scattered during cooking, and it is difficult to check the degree of cooking through the glass. Since it is difficult to accurately determine what is being cooked in the dark heating chamber 6 even when the heating chamber 3 is opened, there is a problem in that it is necessary to use the extraction fitting 4 to pull out the cooking container 5 as described above.

In addition, the door 3 and cooking container 5 are extremely hot, so you must be careful when working to avoid getting burned.
The checking process, which is performed several times during cooking, is extremely troublesome, and there is also the problem of people getting burned at one o'clock.

Also, you may forget where the ejector fitting 4 is stored.

There is also the problem that it is difficult to handle the cooking container 5 if it is lost.

The present invention solves the above problem and provides a cooking appliance in which a conveyance table on which a cooking container is placed moves in and out of a heating chamber in conjunction with opening and closing of a door.

(Means for Solving the Problems) In order to solve the above problems, the present invention provides a bottom-opening door pivoted at the front end that slides back and forth on which a cooking container is placed and enters and exits the heating chamber. and a spring that accumulates force when the carrier is pushed into the heating chamber, and uses the stored force to push the carrier out of the heating chamber.

The cooking appliance is provided with a mechanical speed reducer that controls the speed at which the carrier is pushed out from the heating chamber, and a locking device for when the carrier has been loaded into the heating chamber.

(Function) With the above configuration, when a cooking container containing food to be cooked is placed on the conveyor table, the bottom-opening door is lifted and fixed to the conveyor table, and the container is pushed into the heating chamber, the conveyor table is loaded with tension coil springs. It is loaded while the machine is in use, and locked after loading.

When checking the degree of cooking, release the locking device.
The carrier is pushed out by the stored spring force, but the mechanical deceleration device maintains a constant slow speed.
There is no risk of liquid cooking material rippling and spilling, and there is no danger of scalding the user.

(Example) An example of the present invention will be described with reference to FIGS. 1 to 5. 1, 2, and 3 are a front view, a side view, and a partially cutaway plan view showing the main structural parts of the cooking device according to the present invention, respectively.

In FIG. 2, the conveyor table 7 on which the cooking container 5 is placed, which is drawn by a two-dot chain line, is supported by a support shaft 8 planted in the lower part of the front end of the conveyor table 7, and has a handle 2 on the front surface.
13, and conveyor rollers 9 rotatably supported on the left and right outer sides of the upper rear end are respectively attached, and further,
As shown in FIG. 1, the upper edge is bent outward to form an L-shaped track 7a. In addition, this L-shaped track 7
At the same time, a serves to reinforce the conveyor table 7.

As shown in FIG. 3, the U-shaped heating chamber outer frame 10 with the opening facing upward in FIG. Orbital rollers 12 are attached. The conveyance table 7 is supported by conveyance rollers 9 and track rollers 12, and rolls on a U-shaped track 11 and an L-shaped track 7a, respectively, and moves lightly back and forth.

In FIG. 3, the pinion 13a of the reducer 13 fixed to the center of the bottom of the heating chamber outer frame 10 is guided by an L-shaped guide plate 14 and guide pin 15, which are also fixed to the bottom of the heating chamber outer frame 10. A rack 16a formed on a protruding plate 16 having an angular cross-section and sliding in the front-rear direction is engaged with the rack 16a.

Note that the L-shaped protrusion plate 16 has a long hole 16b in the longitudinal direction.
is provided, and the guide pin 15 is inserted into this elongated hole 16.
b, and the protruding plate 1 fitted to the guide surface of the L-shaped guide plate 14, the bottom surface of the heating chamber outer frame 10, and the guide pin 15;
6, and slides back and forth.

Further, the protruding plate 16 is formed with an arm 16c whose rear end is bent and extended, and a leg 16d whose front end is simply bent as shown in FIG. There is a rectangular opening in the rear half of the bottom of the carrier 7, the front edge of which is bent downward to form a reinforcing part 7b, and the central part of the reinforcing part 7b is widened to form a rectangular opening. Connecting protrusions 7c that engage with the legs 16d of the protruding plate 16 are formed 6. The tension coil spring 17 that stores the force for sending the transport platform 7 forward has a hook at its front end that is connected to the bottom surface of the heating chamber outer frame 10. The spring support plate 18 is fixed to the spring support plate 18, and the hooks at the rear end thereof are hooked to the arms 16c at the rear end of the protrusion plate 16, respectively.

Note that magnets 19 are attached to the front ends of the upper surfaces of L-shaped tracks 7a formed on the left and right sides of the transport platform 7, and when the door 3 is closed, the magnets 19 are attracted to the magnets to maintain the closed state.

As shown in FIG. 1, a burner 20 is disposed on the ceiling of the heating chamber 6 of the cooking device main body 1. As shown in FIG.

Next, the locking device when the conveyance table 7 is loaded into the heating chamber 6 will be explained with reference to FIG. 3. In the figure, the locking device includes a locking cam 21 fixed near the front end of the right side plate of the conveyor table 7 and having a gentle slope 21a on the back side and a steep slope 21b on the front side, and the front side of the cooking device main body 1. For installation on the inner wall, the unlock lever 23 is slidably attached to the frame 22.
It is composed of. The unlocking lever 23 is always biased in the direction of the locking cam 21 by a spring seat ring 24 mounted in the middle thereof and a compression coil spring 25 inserted between the above-mentioned attachment and the inner wall of the frame 22. There is. The rear end of the unlocking lever 23 protrudes to the outside through a slit (not shown) provided on the front surface of the cooking device main body 1, and an operating knob 23a is attached to the tip of the rear end. A hemispherical engagement end 23b is formed.

Regarding the operation of the cooker configured in this way, Figures 1 to 3 used for the two-part explanation, and Figures 4 and 5.
Explanation will be given with reference to figures.

A conveyor table 7 carrying a cooking container 5 containing food (not shown) is stored in the heating chamber 6, and when you want to check the degree of cooking, use arrow A in FIG. 5(C). When the operating knob 23a of the unlocking lever 23 is pulled to the right as shown in FIG. Float up.

With the force stored in the tension coil spring 17, the transport platform 7, which is always urged in the direction of the arrow B shown in FIG. 2, is pushed forward and locked as shown in FIG. 5(B). Lever 2
3, the engaging end 23b of the locking cam 21
Climb up b and reach the top. At this time, the unlock lever 23
The spring seat ring 24 attached to the spring compresses the compression coil spring 25 and stores restoring force.

When the engaging end 23b reaches the top of the locking cam 21, the locking cam 21 becomes unlocked, and the conveying table 7 is moved forward by the stored force of the tension coil spring 17, so that the leg 16d of the protruding plate 16 slides forward into the connecting protrusion of the conveying table 7. Press 7c, transfer platform roller 9 and raceway roller 12
The conveyance table 7 supported by the rollers rolls on the raceway surfaces of the U-shaped track 11 and the L-shaped track 7a, and comes forward without resistance. The speed is determined by the rack 16a of the protruding plate 16.
The speed is regulated to a constant low speed by the speed reducer 13 driven by the pinion 13a.

As shown in FIG. 4, when the carriage 7 has been pushed out halfway, when the handle 2 of the door 3 is held and opened downward, the door 3, which was attracted to the magnet 19 of the carriage 7 with a light force, can be opened. The condition of the food to be cooked may be checked in this state, or the cooking container 5 may be further pulled out and checked as shown.

When storing again, the cooking container 5 that has been pulled out is returned to the conveyor table 7, and when the handle 2 of the door 3 is pushed up, the door 3 is attracted to the magnet 19 and fixed in the closed position. Next, while holding handle 2, push it in the direction of arrow C.
The connecting protrusion 7c of the conveyance table 7 pushes the protruding plate 16 toward the back, and the arm 16c at the rear end of the protruding plate 16 stretches the tension coil spring 17, thereby accumulating the pushing force of the conveying table 7.

When the first handle 2 is pushed in further, the locking cam 21 comes to the position of the unlocking lever 23, as shown in FIG. 5(A). When the handle 2 is continuously pushed in, the engaging end 23b of the unlocking lever 23 climbs up the gently sloped surface 21a of the locking cam 21, while the spring seat ring 24 climbs up while compressing the compression coil spring 25, as shown in FIG. After passing the top of the locking cam 21 shown in B), the unlocking lever 23 is moved by the restoring force due to the above-mentioned storage force.
It slides down the steep slope 21b of the locking cam 21 and maintains the locked state against the storage force of the tension coil spring 17. When the lock is completed, the storage state shown in FIG. 2 is reached, and cooking proceeds with the heat of the burner 20 shown in FIG. 1.

(Effects of the Invention) As explained above, according to the present invention, the cooking container is carried out to the front of the cooking device by the conveyance table, so the cooking container can be handled safely without using a special ejecting metal fitting. can. Also, when checking the degree of cooking during cooking, a simple operation of the control knob will push the cooking container out of the cooker at a safe speed and bring it out to a position where it can be easily inspected. By pressing, you can easily return the cooking device to the heating chamber, making it extremely easy to operate and safe.

[Brief explanation of drawings]

1, 2, and 3 are a front sectional view, a side sectional view, and a partially cutaway plan view showing the main parts of the cooking device according to the present invention, respectively, and FIG. 4 is the operation of the cooking device described above. FIGS. 5(A), 5(B') and 5(C) are enlarged sectional views of essential parts of the cooking device locking device according to the present invention, showing a state in which the unlocking lever is engaged with the locking cam. FIG. 6 is a side sectional view of a conventional cooking appliance. 1...Cooking device body, 2...Handle, 3...Door, 4...Take-out fitting, 5...Cooking container, 6
...Heating chamber, 7...Transportation platform, 7a...L-shaped track, 7b...Reinforcement part, 7C...Connection protrusion,
8...Support shaft, 9...Transportation platform roller, 1
0... Heating chamber outer frame, 11... U-shaped track, 12.
...orbit roller, 13...reducer. 13a... Pinion, 14... L-shaped guide plate. 15...Guide bin, 16...Protruding plate, 16a...
・Rack, 16b...Long hole, 16c...Arm, 16d
...Leg, 17...Tension coil spring, 18...Spring support plate, 19...Magnet, 20...Burner, 21...
...Lock cam, 21a...gentle slope, 21b...
Tight slope, 22...Mounting frame, 23...Unlocking lever, 23a...Operation knob, 23b...Engaging end,
24... Spring seat ring, 25... Compression coil spring. Patent Applicant: Matsushita Electric Industrial Co., Ltd. Figure 1 15 - 16d - Legs. Figure 3 Figure 5 (A) Figure 6 1-Key J! Vessel body 2 ---, Tomote 6 --- 71 [Ip, chamber

Claims (1)

[Claims] In a cooking appliance having a heating chamber, there is provided a conveyance table with a door at the front end on which a cooking container is placed and slides into and out of the heating chamber, and when the conveyance table is stored in the heating chamber, the conveyance table is moved outside the heating chamber. A cooking appliance characterized by comprising a spring that stores extruding force, and a speed reducer that regulates the speed at which the conveyor table is pushed out by the aforementioned accumulating force.