JPH11332744A - Rack removing device in heat cooking sterilizer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To take out a cooked food material in a comparatively high temperature state together with a rack from a cooking oven. SOLUTION: This device is so constructed that a rack hanger 17 is provided with plural brackets 19 arranged radially from the center opposite to plural hanging rings 9 of a rack 1, a grip rod 18 is provided vertically upward in the center, the tips of the plural brackets 19 are provided with a fixing pin 20 and plural engagement pins, and the plural engagement pins have the forward ends freely expanded and contracted horizontally. The rack hanger 17 is horizontally suspended freely elevatably above the rack 1, the fixing pin 20 is inserted in the opposite hanging ring 9 by the grip rod 18, the plural engagement pins are engaged with the opposite hanging rings 9, the rack 1 is removably hung on the rack hanger 17, and the rack hanger 17 is elevated to be moved to install and carry out the rack 1 in and from the oven.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rack attaching / detaching device for a cooking / sterilizing machine.

[0002]

2. Description of the Related Art Conventionally, in a large cooking pot for cooking a large amount of ingredients at once, the ingredients are placed on a large tray, the tray is pulled up by a hoist or a winch and lowered into the cooking pot, and the trays are sequentially placed thereon. Are stacked and housed at intervals, and the pot lid is closed to cook and sterilize. When the cooking sterilization is completed, the tray is opened and the trays are pulled up one by one with a hoist or winch and taken out. Immediately after completion, the trays and ingredients are still at a high temperature, the work of hooking the hoist or winch on the tray is dangerous, there is a danger of burns by the operator, and the inside of the pot has a relatively low temperature (about 40 ° C).
℃) and waits until it drops, pulls up the tray and removes. This not only lowers the operation rate of the equipment, but also waits for the trays and racks to cool to a low temperature, and the food left in the lower part of the kettle continues to cook, making it thicker and darker. May occur. In addition, since the trays are taken out and moved one by one, the time during which the food is exposed to the outside air is prolonged, and there is a risk that the food that has been sterilized at the corner may be secondarily contaminated by bacteria in the outside air. Therefore, when a certain period of time has elapsed after cooking, the food is sterilized again before packaging before packaging. This re-sterilization process wasted energy and labor and was not economical.

[0003]

SUMMARY OF THE INVENTION The present invention provides a rack attaching / detaching apparatus capable of taking out cooked ingredients together with a rack even at a relatively high temperature.

[0004]

According to the present invention, a concentric cylindrical multi-stage rack is placed in an annular cooking space surrounded by a plurality of injection pipes of a kettle, and a plurality of hanging projections projecting upward are provided at the upper end of the rack. A hanging ring is provided, a rack hanging tool is suspended horizontally above the rack, and a plurality of arms are radially arranged from the center in opposition to the plurality of hanging rings on the rack hanging tool. A grip pin is projected vertically upward, and a plurality of fixing pins and a plurality of engaging pins are provided at the tips of the plurality of arms to protrude outward. The rack is removably mounted on the rack suspender by inserting the plurality of engagement pins into the respective suspension rings.

[0005]

Embodiments of the present invention will be described in detail with reference to the accompanying drawings. 1 is a perspective view of a rack on which the tray is mounted, FIG. 2 is a perspective view of the tray, and FIG. 3 is a bottom view of the tray. Reference numeral 1 denotes a rack of the present invention, which is formed by stacking concentric shelves 5 at predetermined intervals and integrally joining them with a plurality of columns 8. The shelf 5 has an inner frame 3 inside the circular outer frame 2.
Are arranged concentrically, and a plurality of bars 4 are provided between the inner frame 3 and the outer frame 2.
Are welded together in a uniform radial pattern. Shelf 5
A plurality of columns 8 are vertically welded to each other so as to divide the outer frame 2 and the inner frame 3 into four equal parts by welding at intervals corresponding to the height of the tray 6. A rack 1 is formed. Further, at the fixed position of the column 8, the partition bar 7 is extended from the inner frame 3 of the upper shelf 5 to the outer frame 2 of the lower shelf 5, and both ends thereof are welded. With this configuration, the upper and lower shelves 5, adjacent partition bars 7, adjacent outer frames 2
A tray storage section 12 having a fan-shaped column shape is formed between the support columns 8. At least one or more bars 4 are interposed on the bottom surface of the tray storage portion 12, and the auxiliary bar 10 is fixed to the upper surface of the center bar 4 by hanging from the inner frame 3 to the outer frame 2.
The positioning pin 11 is erected at a predetermined position.

On the upper part of the rack 1, a plurality of suspension wheels 9 are fixed at equal intervals. The fan-shaped tray 6 is inserted into the tray storage portion 12 of the rack 1 while sliding on the auxiliary beam 10, and the positioning pins 11 of the auxiliary beam 10 are inserted into the positioning holes 16 on the bottom surface of the tray 6 and locked. The tray 6 is composed of a liquid-perforated plate 13 having a large number of holes, and has a fan-shaped bottom which is divided into four concentric circles in accordance with the tray accommodating portion 12 of the rack 1 and a side wall standing on the outer periphery thereof. The frame 14 is formed in a fan-shaped box shape, and rods are arranged on each ridge line and the mouth thereof and welded. The height of the side wall of the tray 6 is set to be approximately 4/5 of the vertical interval of the shelf 5 of the rack 1, and a gap of approximately 1/5 is provided between the tray 6 and the upper shelf 5. The lower surface of the tray 6 is radially bisected and the reinforcing plate 15 is attached, and the positioning hole 16 is provided at a predetermined position through the lower surface of the tray 6 and the reinforcing plate 15.

FIG. 4 is a plan view of the rack suspender, and FIG. 5 is a side view of the rack suspender that suspends the rack. The rack suspending tool 17 is formed by combining four arms 19 made of a tube material at one point at a right angle, and vertically raising a grip bar 18 at the intersection, and welding those intersections together. At the tip of one arm 19, a fixing pin 20 is provided to protrude outward,
An engagement pin mechanism 21 is provided at the tip of each of the other arms 19. Further, a ring-shaped suspension ring 22 is mounted on the upper end of each arm 19 by protruding upward, and a lifting wire 36 is passed to the respective suspension rings 22, and hooked on a hook 35 of a winch 34 as shown in FIG. The length of the lifting wire 36 is adjusted to suspend the rack hanging tool 17 horizontally. The pneumatic cylinder 23 is attached to the grip rod 18 with the working end facing downward, and the working wires 25 of the three flexible wires 24 are connected to the working ends, respectively. One end of the outer tube of the flexible wire 24 is fixed to the grip bar 18, and the other end of the flexible wire 24 is connected to the engaging pin mechanism 21 through the inside of the tube of the arm 19.

FIG. 6 is a side view of the engagement pin mechanism, and its structure and operation will be described. At one end of the main body 26 is provided a mounting hole 27 for fitting the arm 19 to a predetermined position, and a tip of the mounting hole 27 passes through a slide hole 29 through which an engaging pin 28 is inserted. A cut groove 30 is provided at the other end of the main body 26 at right angles to the slide hole 29. The cut groove 30 is formed to have a depth and a width sufficient to insert the suspension wheel 9 of the rack 1. The tip of the arm 19 is fitted into the mounting hole 27 of the main body 26 with the mounting washer 31 interposed therebetween, and is integrally fixed by welding. Next, the other end of the flexible wire 24 is inserted into the slide hole 29 through the pipe of the arm 19, and the outer pipe of the flexible wire 24 is fixed to the mounting washer 31 with the hexagon nut 32. The distal end of the operating wire 25 of the flexible wire 24 is pulled out through the slide hole 29, and the engaging pin 28 is fixed to the distal end of the operating wire 25 with the compression spring 33 interposed therebetween. In this state, the engaging pin 28 is retracted into the slide hole 29, and the cut groove 30 is formed by the compression spring 33.
Stop in the position where it was cut off. Further, a ring-shaped suspension ring 2 is provided on an upper portion of the main body 26 of the fixing pin 20 and the engagement pin mechanism 21.
2 is attached respectively. In this state, when the air cylinder 23 is operated by an operation switch (not shown), the operation wire 25 of the flexible wire 24 is pulled up, and the other end of the operation wire 25 pulls in the engagement pin 28 against the compression spring 33 to engage. The pin 28 passes through the cut groove 30 and passes through the cut groove 3.
Release 0. In this state, the suspension wheel 9 of the rack 1 can be inserted into the cut groove 30 of the main body 26.

To suspend the rack 1, first, the rack suspender 17 is moved above the rack 1, the rack suspender 17 is lowered by the winch 34, and the fixing pins 20 are opposed to the rack 1 by the grip bars 18. And the three engaging pins 28 are respectively opposed to the other three suspending rings 9, and the air cylinder 23 is operated to retract the tips of the respective engaging pins 28, so that the notches are cut. Hanging ring 9 in groove 30
Insert each. When the air cylinder 23 is opened, the engaging pin 28 is cut by the compression spring 33 into the cut groove 30.
Then, the suspension wheel 9 is engaged, and the rack suspension tool 17 is pulled up by the winch 34 to suspend the rack 1. FIG.
As shown in the figure, the lifting wire 36 is hooked on the hook 35 of the winch 34, and the rack suspender 17 is raised and lowered by the operation of the winch 34, and the rail 37 provided on the ceiling is provided.
Travel on the top. To remove the rack 1 from the rack suspender 17, the air cylinder 23 is operated to open the cut groove 30, the three suspension wheels 9 are removed from the cut groove 30, and the fixing pins 20 are shifted to suspend the rack. Remove from the wheel 9 and remove the rack 1 from the rack suspender 17.

FIG. 7 is a front view of a cooking and sterilizing apparatus provided with a rack according to the present invention. An upper part of the shuttle 38 is provided with a shuttle lid 38a which is opened and closed by an electric motor. Above the shuttle 38, a rail 37 is erected horizontally over the center of the shuttle 38, and the winch 34 is suspended on the rail 37 so as to be able to run.

The operation of the present invention will be described with the above configuration. When the cooking in the pot 38 is completed, when the temperature in the pot or the food temperature drops to, for example, about 40 ° C., the pot lid 38a of the pot 38
open. Then, the winch 34 on which the rack suspender 17 is suspended is moved above the shuttle 38 to lower the rack suspender 17, and the grip bar 18 is grasped, and the rack suspender 17 is held.
The fixing pin 20 and the three engaging pins 28 are engaged with the hanging rings 9 of the rack 1 facing each other, the rack hanging tool 17 is pulled up by the winch 34, and the rack 1 is taken out of the shuttle 38. Move the winch 34 along the rail 37,
Carry to the specified sterilized packaging site. At this time, a disc-shaped lid is placed on the rack 1 to avoid falling bacteria in the atmosphere and prevent secondary contamination. Even when the cooked food and the temperature of the rack 1 are high, the user can grasp the grip bar 18 and engage with the suspension wheel 9 of the rack 1 without directly touching the rack 1 or the tray 6 to suspend the rack 1. Can be carried out. It is basic to take out the cooked and sterilized foodstuffs from the pot 8 after cooling to about 40 ° C. However, by taking out and moving at high temperature, even if there is contamination by bacteria in the outside air on the way, it is still high temperature. The bacteria can be sterilized and transported to a sterilized food storage or a sterilized packaging site.

[0012]

According to the present invention, when a rack loaded with ingredients is mounted on a pot, the rack is suspended by a rack suspender, carried above the pot and lowered into the pot, and the rack is easily transferred to the pot. Can be installed. In addition, when a rack hanging tool is attached to the rack when the rack is taken out from the kettle, the rack can be taken out directly without touching the high-temperature rack, and food can be safely and easily taken out at a high temperature. With a simple work of mounting the rack with the fixing pins of the rack suspender and the multiple engaging pins that expand and contract with the air cylinder, the rack can be taken out of the rack in a short time after cooking, and the cooked food is put in the kettle. It is possible to prevent cooking from proceeding excessively and to maintain uniform quality without staying for a long time.

[Brief description of the drawings]

FIG. 1 is a perspective view of a rack on which a tray is mounted.

FIG. 2 is a perspective view of a tray.

FIG. 3 is a bottom view of the tray.

FIG. 4 is a plan view of the rack hanging device of the present invention.

FIG. 5 is a side view of a rack suspender that suspends the rack.

FIG. 6 is a side view of the engagement pin mechanism.

FIG. 7 is a front view of a cooking / sterilizing apparatus provided with the rack hanging device of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Rack 2 Outer frame 3 Inner frame 4 Bar 5 Shelf 6 Tray 7 Partition rod 8 Prop 9 Hanging wheel 10 Auxiliary bar 11 Positioning pin 12 Tray storage part 13 Perforated plate 14 Frame 15 Reinforcement plate 16 Positioning hole 17 Rack suspender 18 Grip bar 19 Arm bar 20 Fixing pin 21 Engagement pin mechanism 22 Suspension ring 23 Air cylinder 24 Flexible wire 25 Operating wire 26 Main body 27 Mounting hole 28 Engagement pin 29 Slide hole 30 Cut groove 31 Mounting washer 32 Hex nut 33 Compression spring 34 Winch 35 Hook 36 Lifting wire 37 Rail 38 Hook 38a Hook lid

Claims (1)

[Claims] 1. An injection pipe is erected along the center and the inner periphery of a vertical cylindrical kettle, and the food in the kettle is fed from these injection pipes.
In a cooking / sterilizing machine for cooking by injecting steam, heated steam, hot water, seasoning liquid or cooling water, a concentric cylindrical multi-stage rack is placed in an annular cooking space surrounded by a plurality of injection tubes of the kettle. A plurality of hanging rings protruding upward are provided at the upper end of the rack, and a rack hanging tool is horizontally suspended above the rack. The rack hanging tool has a plurality of hanging rings. A plurality of arms are radially arranged from the center so as to face each other, a grip bar projects vertically upward at the center, and a fixing pin and a plurality of engagement pins projecting outward at the tips of the plurality of arms are provided. The pin has a tip that can be extended and contracted in the horizontal direction, the fixed pin is inserted into a facing suspension wheel, a plurality of engaging pins are engaged with the facing suspension wheels, and the rack is suspended from the rack. Rack detachably attached to the tool Detachment device.