KR20160112557A - Steam generator attached system valve - Google Patents

Abstract

Disclosed is a steam generating device including a system valve attached thereto, ensuring a continuous cooking function. To this end, the steam generating device of the present invention comprises: a cooking cup which moves vertically and into which a cooking container where cooking steam is injected is inserted; a cooking heating pot which generates steam supplied to the cooking cup; and the system valve which includes a steam pipe supplying steam supplied to the cooking cup, a draining pipe draining condensation water produced from the cooking cup, and a water supply pipe supplying water to the cooking heating pot, wherein the three components are integrally formed in the system valve.

Description

[0001] The present invention relates to a steam generator attached with a system valve,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steam generator having a system valve, and more particularly, to a steam generator having a system valve capable of continuous cooking.

In general, the method of cooking the food contained in the container can be divided into a heating method using a heat source such as a gas stove or a microwave oven, and a heating method using steam (steam).

The conventional steam generator includes a steam boiler for generating steam, a water tank for supplying water to the steam boiler, various steam pipes, and the like.

Such a conventional steam generating apparatus uses an electronic valve such as a solenoid valve to automate the operation of a valve for supplying steam generated from a steam boiler to a cooking apparatus and a valve for exhausting used steam, There is a problem that breakdown is frequent due to short-circuiting caused by heat, or burning due to heat.

On the other hand, since the conventional steam steam generator has a long heating time of the boiler, it is difficult to continuously cook the cooking vessels containing a small amount of food.

In addition, the conventional steam generator uses a boiler of the accumulation type, which is always exposed to the risk of explosion.

In addition, since the conventional steam steam generator has a structure in which a large amount of water is stored in the boiler, it has hygienic problems such as breeding of microorganisms.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a steam generating apparatus equipped with a system valve capable of continuous cooking.

It is another object of the present invention to provide a steam generator having a hygienic and safe system valve.

A steam generator equipped with a system valve according to the present invention for achieving the above-

1. A steam generator having a system valve attached thereto,

A cooking cup into which a cooking vessel into which cooking steam is injected is vertically moved;

A cooking heating port for generating steam provided in the cooking cup; And

A system valve integrally formed with a steam pipe for supplying steam to the cooking cup, a drain pipe for draining condensed water generated from the cooking cup, and a water supply pipe for supplying water to the cooking heating port;

And a control unit.

Here, the system valve includes an operation lever for moving the cooking cup up and down;

A link arm interlocked with the operation lever; And

A cooking cup connecting rod linked to the link arm to move the cooking cup;

.

Here, the system valve opens the steam path through which the steam is moved to the cooking cup through the steam pipe when the cooking cup is moved downward by the operation lever, and the drain path that is drained through the drain pipe, And the water supply path through which water is supplied to the cooking and heating port through the pipe is blocked.

Wherein the system valve

A steam manipulation part installed to be inserted into the steam pipe and opening and closing a steam path in which the steam is moved to the cooking cup according to the upward and downward movement of the cooking cup; And

A drain operation installed to be inserted into the drain pipe to open and close the drain path in accordance with the vertical movement of the cooking cup; And

A water supply intervening between the water supply pipe and the water supply pipe to open and shut off the water supply path in accordance with the upward and downward movement of the operation lever;

And a control unit.

In this case, a residual pressure exhaust port communicating with the steam pipe is formed on the outer circumferential surface of the system valve. When the steam path through which the steam is moved to the cooking cup is interrupted by the steam operation, the steam of the cooking heat port is separated from the steam pipe and the residual pressure And is discharged through an exhaust port.

It is preferable to further include a preheating tank for supplying preheated water to the cooking heating port.

Here, the micro switch for detecting the up and down movement of the operation lever; And

When the micro-switch detects that the cooking cup has been moved downward as a result of the operation of the operating lever, the heating heater incorporated in the cooking heating port is operated, and when the cooking cup is moved upward And a control unit for stopping the operation of the heating heater incorporated in the cooking and heating port when the detected temperature is detected.

Here, a water level detection sensor for detecting a water level of water contained in the cooking and heating port; And

And a supply pump for supplying preheated water stored in the preheating tank to the cooking heating port, wherein when the water level of the water contained in the cooking heating port is lowered below a predetermined level by the water level detecting sensor, And controls the pump to operate so that the preheated water contained in the preheating tank is supplied to the cooking heating port.

Here, it further includes a timer and a buzzer,

The control unit counts the elapse of time from the time when the microcapswitch detects that the cooking cup has moved downward by the timer, and generates a warning signal through the buzzer when the counted time elapses .

Here, the controller counts the elapsed time from the time when the microcapswitch detects that the cooking cup has been moved downward by the timer, and stops the operation of the heater when a counted time elapses .

The steam generator equipped with the system valve according to the present invention employs a system valve to minimize malfunctions and to prevent contamination, thereby providing a hygienic effect.

The steam generating device with the system valve according to the present invention can be easily repaired by replacing the cooking chamber only when the cooking chamber is broken.

The steam generator equipped with the system valve according to the present invention has the effect of preventing the propagation of microorganisms by employing the preheating tank, so that the steam generator can be safely cooked.

The steam generator with the system valve according to the present invention has a structure without pressure inside compared to the conventional accumulator system, so that there is no risk of a safety accident.

Fig. 1 shows an appearance of a steam generator equipped with a system valve according to the present invention.
Fig. 2 shows the internal configuration of the apparatus shown in Fig.
Figure 3 shows a schematic diagram of the device shown in Figure 2;
Fig. 4 shows the configuration of the cooking portion shown in Fig.
5 shows the configuration of the cooking heating port in detail.
Fig. 6 shows the appearance of the system valve shown in Fig.
7 shows the operating state of the cooking chamber according to the operation of the operating lever.
8 is a cross-sectional view showing the internal configuration of the system valve and the cooking heating port shown in FIG.
Figs. 9 and 10 show operations between water supply operations.
11 and 12 illustrate the operation between steam operations.
13 is a flowchart showing the operation of the control unit.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 shows an appearance of a steam generator equipped with a system valve according to the present invention.

1 showing the appearance of a steam generator 100 with a system valve according to the present invention, a case 102, a cooking stand 104, a cooking cup 106, a buzzer 108, an operation lever 304 are shown.

A cooking chamber 104 is provided under the front surface of the case 102 and a cooking cavity 106 is provided on the upper surface of the cooking chamber 104. A buzzer 108 is installed on the upper portion of the countertop 104.

The cooking container (for example, the cup cup container 300) is fitted in the cooking cup 106.

First, the cooking container 300 is attached to the cooking cup 106, and the operating lever 304 is lifted upward.

A timer (not shown) is activated, and buzzer 108 sounds when a predetermined time has elapsed. During this time, the food in the cooking vessel 300 is heated by steam.

When the buzzer 108 sounds, the operation lever 304 is lowered.

Thereafter, the cooking container 300 is taken out.

Fig. 2 shows the internal configuration of the apparatus shown in Fig.

Referring to FIG. 2, a water supply tank 202, a preheating tank 204, a water level sensor 206, a water supply pump 208, a cooking chamber 210, and a control unit 212 are accommodated in the case 102.

The water supply tank 202 stores purified water and supplies water to the preheating tank 204. A low water level sensor (not shown) is provided to detect a water level at which water shortage is expected to generate a warning signal.

The preheating tank 204 preheats the water to about 80 DEG C and supplies the preheated water to the cooking heating port 302. [

The water level sensor 308 checks the water level in the cooking heating port 302 and the water feed pump 208 is operated with reference to the checked water level. The water level in the cooking heating port 302 is kept constant by the operation of the water level sensor 308 and the water feed pump 208. [

The cooking unit 210 includes a system valve 220 and a cooking heating port 302 and controls steam generation, steam supply, water supply, drainage, and the like.

The control unit 212 controls the operation of the steam generator 100 to which the system valve is attached.

Figure 3 shows a schematic diagram of the device shown in Figure 2;

Referring to Fig. 3, water from the water purifier is provided to the water supply tank 202. [ The water stored in the water supply tank 202 is supplied to the preheating tank 204. The preheated water in the preheating tank 204 is supplied to the cooking heating port 302 of the cooking chamber 210 through the feed pump 208. The steam generated in the cooking heating port 302 is supplied to the cooking cup 106 or discharged to the outside. The drain water generated in the cooking cup 106 is also discharged to the outside.

Fig. 4 shows the configuration of the cooking chamber 210 shown in Fig.

Referring to FIG. 4, the cooking unit 210 generates steam for cooking the cooking vessel 300 and supplies the steam to the cooking cup 106 to control steam supply, steam supply, water supply, and drainage. Particularly, the system valve 220 is adopted.

The cooking unit 210 includes a cooking cup 106, a water table 108, a cooking pad 104, a system valve 220 and a cooking heating port 302. The system valve 220 is provided with an operation lever 304, A switch 306 is provided. The water level sensor 206 detects the water level of the water contained in the cooking heating port 302. The cooking cup 106 and the water receiving tray 108 are provided with drains for draining condensed water during cooking. The drain port of the cooking cup 106 and the drain port of the water receiver 108 communicate with the drain pipe of the system valve 220.

The cooking heating port 302 performs a boiler function and preheats the received water to about 80 ° C, and then generates steam by rapid heating at the start of cooking. For this purpose, the cooking heating port 302 is provided with a heater 302a and a temperature sensor 302b (not shown).

When the cooking is completed, the heating heater 302a of the cooking heating port 302 is turned off and the steam remaining in the cooking heating port 302 is discharged through the system valve 220. As described above, the steam remaining in the cooking heating port 302 is discharged together with cooking, thereby ensuring safety.

5 shows the configuration of the cooking heating port in detail.

5, a heating heater 302a is installed in the cooking heating port 302, a system valve 220 is installed in an upper portion of the cooking heating port 302, A water receiver 108 and a cooking cup 106 are installed.

Fig. 6 shows the appearance of the system valve shown in Fig.

The system valve 220 improves durability by solving a chronic problem with a residual steam in a steam generator with a conventional system valve.

In addition, the disadvantage of the axial pressure boiler-type cooking port, that is, the internal pressure reaches 2 kg / cm 2, thereby solving the risk of a safety accident, ensuring safety, and simplifying the operation so that anyone can operate it easily.

On the other hand, the system valve 220 is mechanically opened and closed to prevent malfunction or contamination due to clogging or the like when the electronic valve is used.

6, the system valve 220 is provided with a water supply port 220a, a drain port 220b, and a residual pressure exhaust port 220c.

The water supply port 220a is for supplying water into the cooking heating port 302.

The drain port 220b discharges the water generated in the cooking cup 106 and the water receiving chamber 108 during cooking, and it is desirable to secure a sufficient diameter to ensure drainage.

The residual pressure exhaust port 220c is for securing the safety by removing the pressure inside the cooking cavity heating port 302.

7 shows the operating state of the cooking chamber according to the operation of the operating lever.

The left side of FIG. 7 shows a state in which the operation lever is lowered when waiting for cooking, and the right side shows a state in which the operation lever is lifted upward. It can be confirmed that the cooking cup 106 is moved downward during cooking. The cooking cup 106 is moved up and down in the water supply pipe 614 according to the operation of the operation lever 304 through the cooking cup connecting rod 612 and the link arm 304a. The water supply operation space 606 is linked to the link arm 304a and the steam operation space (not shown) and the drain operation space (not shown) are provided below the cooking cup 106, Moves up and down according to movement.

Table 1 shows the operation of the cooking unit 210 when cooking and waiting for cooking. division Operation of cooked heating port Operational state Remarks time In cooking Steam supply Open Time-out supply Valves operate simultaneously Water supply Closed waterspout Closed Water rises on the water table Residual pressure exhaust Closed Waiting for cooking Steam supply Closed Closed for safety Water supply Open Watering time within 5 seconds waterspout Open Drain time 1 to 2 seconds Residual pressure exhaust Open Remove internal pressure

* Continuous cooking is possible because it takes about 5 ~ 6 seconds to install the cooking vessel.

8 is a cross-sectional view showing the internal configuration of the system valve and the cooking heating port shown in FIG.

Referring to FIG. 8, a water supply pipe 614 and a steam pipe 604 are connected to an upper portion of the cooking heating port 302. A water supply operation space 606 for water supply operation is provided inside the water supply pipe 602. A steam operation space 608 for steam supply operation is provided inside the steam supply pipe 604, A drain operation space 610 for draining operation is provided.

The water supply operation space 606 and the cooking cup connecting rod 612 are linked with the operation lever 304. [ When the operation lever 304 is lifted, the left end of the link arm 304a is lifted and the right end is lifted down. As a result, the water supply operation interlock 606 and the cooking cup connection rod 612, which are linked to the link arm 304a, Down goes down.

Figs. 9 and 10 show the operation between water supply operations. Fig. 9 shows a state in which the water supply valve is closed during cooking, and Fig. 10 shows a state in which the water supply valve is opened after cooking.

The water supply operation space 606 is a pipe bent in a square shape and moves up and down within the water supply pipe 614. In the middle of the water supply pipe 614, there is a hole 602a communicating with the water supply port, and this hole can communicate with the upper hole of the water supply operation space 606. The lower side of the water supply operation space 606 is communicated with the inside of the cooking heating port 302 and therefore the upper hole of the water supply operation space 606 and the hole in the middle of the water supply pipe 614 Are coincident with each other or shifted from each other. When the two holes are in agreement with each other, water supplied through the water supply port can be supplied to the interior of the cooking and heating port 302 through the interlocking operation space 606. When the two holes are not aligned with each other, Is prevented from being supplied to the inside of the cooking heating port 302 through the embroidery frame 606.

Meanwhile, as the cooking cup connecting rod 612 moves downward, the cooking cup 106 moves downward.

A steam operation space 608 and a drain operation space 610 are provided below the cooking cup 106.

When the operation lever 304 is lifted, the cooking cup 106 moves downward and the steam operation space 608 also moves downward.

11 and 12 show the operation between steam operations. Fig. 11 shows a state in which steam is fed into the cooking cup in the cooking state, and Fig. 12 shows a state in which steam is discharged through the residual pressure exhaust in the cooking end state .

The steam operation space 608 is fixed to the lower portion of the cooking cup 106 and is installed to be able to move up and down inside the steam pipe.

The cooking cavity 106 is also formed by a tubular pipe and the upper hole communicates with the cooking cup 106. When the cooking cup connecting rod 612 moves downward, the cooking cup 106 also moves downward The steam operation space 608 also moves downward. The steam operation space 608 moves up and down inside the steam pipe 616. A hole communicating with the cooking heating port 302 is formed in the middle of the steam pipe 616.

The steam pipe 616 is communicated to the inside of the cooking heating port 302 and therefore the lower hole of the steam operation space 608 and the hole 616a in the middle of the steam pipe 616 are moved in accordance with the upward / downward movement of the steam operation space 608, Are coincident with each other or shifted from each other. When the two holes coincide with each other, the steam supplied from the cooking heating port 302 can be supplied to the cooking cup 106 through the steam operation space 608. If the two holes do not coincide with each other, The steam supplied from the cooking chamber 302 is prevented from being supplied to the cooking cup 106 through the steam operation space 608.

On the other hand, a hole 616b communicating with the residual pressure exhaust port 220c is further provided in the middle of the steam pipe 616.

When the lower hole of the steam operation space 608 and the hole 616a in the middle of the steam pipe 616 coincide with each other, the steam supplied from the cooking heating port 302 flows into the cooking cup 106 through the steam operated space 608 If they do not coincide with each other, the steam supplied from the cooking heating port 302 is discharged through the residual pressure exhaust port 220c.

Although not shown, the configuration of the drainage operation space 610 is also similar to that of the water supply operation space 606. That is, the drainage operation space 610 is a square pipe, and the upper hole communicates with the drainage port of the cooking cup 106 and the drainage port of the water storage. The drain operation space 610 moves up and down inside the drain pipe 618, and an opening communicating with the drain hole 220b is formed in the middle of the drain pipe.

The lower hole of the drain operation space 610 and the hole in the middle of the drain pipe match or deviate from each other in accordance with the upward / downward movement of the drain operation space 610. When the two holes coincide with each other, the water discharged from the cooking cup drain port and the water-containing drain port can be drained through the drain operation port 610 and the drain port 220c. If the two holes do not coincide with each other, The water discharged from the water-containing drain port is prevented from being drained through the drain operation space 610 and the drain port 220c.

13 is a flowchart showing the operation of the system valve and the cooking heating port.

The cooking vessel 300 is inserted into the cooking cup 106 of the cooking chamber 210 and the operating lever 304 is lifted. (S102)

When the operation lever 304 is lifted, the cooking cup 106 descends and moves downward between the water supply operations, between the steam operations and the drain operation, thereby enabling the supply of steam to the cooking cup 106, And drainage and residual pressure can not be achieved.

In addition, preheated water is supplied in an appropriate amount to the cooking heating port 302 of the cooking chamber 220.

First, the control unit 212 detects that the operation lever 304 is lifted by the micro switch. (S104)

When the lifting of the operation lever 304 is detected, the control unit activates a timer (not shown) and activates the heater 302a of the cooking heating port 302. (S106)

The steam generated by the heating heater 220a is supplied to the cooking cup 106 through the steam pipe 608. [

It is possible to cook the food in the cooking container 300 by the supplied steam.

The set time is counted by the timer.

When the set time has expired, the controller 212 operates the buzzer 204 to notify that the cooking time has ended (S110)

In response to the buzzer 204, the operator lowers the operation lever 304 downward.

When the operation lever 304 is lowered, the cooking cup 106 rises and the interval between the water supply operations, between the steam operations and the drainage operation is shifted upward, whereby the supply of steam to the cooking cup 106 is blocked, And drainage and residual pressurization become possible.

The control unit detects that the operation lever 304 is lowered by the micro switch (S114)

When it is detected that the operation lever 304 is lowered, the control unit 212 stops the heater 302a of the cooking heating port 302. (S118)

The water condensed in the cooking cavity 106 and the water receiving chamber 108 is discharged to the drain port 220b.

The pressure in the cooking heating port 302 and residual steam are discharged to the outside through the residual pressure gauge 222c.

The water level sensor 208 detects the water level in the cooking heating port 302.

When the water level in the cooking heating port 302 becomes a certain amount or less, the controller 212 operates the water feed pump 208 to supply a proper amount of water to the cooking heating port 302. (S118)

The steam generator equipped with the system valve according to the present invention employs a system valve to minimize malfunctions and to prevent contamination, thereby providing a hygienic effect.

The steam generating device with the system valve according to the present invention can be easily repaired by replacing the cooking chamber only when the cooking chamber is broken.

The steam generator equipped with the system valve according to the present invention has the effect of preventing the propagation of microorganisms by the adoption of the preheating tank, so that the steam generator can be safely cooked.

The steam generator with the system valve according to the present invention has a structure without pressure inside compared to the conventional accumulator system, so that there is no risk of a safety accident.

102 ... Case 104 ... Countertop
106 ... cooking cup 108 ... buzzer
202 ... water tank 204 ... warm water tank
206 ... water level sensor 208 ... water pump
212 ... control unit 220 ... system valve
304 ... Operation lever

Claims (15)

1. A steam generator having a system valve attached thereto,
A cooking cup into which a cooking vessel into which cooking steam is injected is vertically moved;
A cooking heating port for generating steam provided in the cooking cup; And
A steam pipe for supplying steam to the cooking cup, a drain pipe for draining condensed water generated from the cooking cup, and a water supply pipe for supplying water to the cooking heating port,
The system of claim 1, wherein the system valve
An operation lever for moving the cooking cup up and down;
A link arm interlocked with the operation lever; And
A cooking cup connecting rod linked to the link arm to move the cooking cup;
Wherein the system valve is attached to the steam generator.
The system of claim 2, wherein the system valve
And a steam path through which the steam is moved to the cooking cup through the steam pipe when the cooking cup is moved downward by the operation lever, and a drain path through which the steam is drained through the drain pipe, And the water supply path to which the water is supplied to the port is blocked.
4. The system of claim 3, wherein the system valve
A steam manipulation part installed to be inserted into the steam pipe and opening and closing a steam path in which the steam is moved to the cooking cup according to the upward and downward movement of the cooking cup; And
A drain operation installed to be inserted into the drain pipe to open and close the drain path in accordance with the vertical movement of the cooking cup; And
A water supply intervening between the water supply pipe and the water supply pipe to open and shut off the water supply path in accordance with the upward and downward movement of the operation lever;
Further comprising a steam generator for generating steam.
The steam cooking apparatus according to claim 4, wherein a residual pressure exhaust port communicating with the steam pipe is formed on an outer circumferential surface of the system valve, and when the steam path through which the steam is moved to the cooking cup is blocked by the steam operation, Wherein the steam is discharged through the steam pipe and the residual pressure exhaust port.
3. The method of claim 2,
A micro switch for detecting a vertical movement of the operation lever; And
When the micro-switch detects that the cooking cup has been moved downward as a result of the operation of the operating lever, the heating heater incorporated in the cooking heating port is operated, and when the cooking cup is moved upward Further comprising a control unit for stopping the operation of the heating heater incorporated in the cooking heating port when the steam is detected.
The method according to claim 1,
A water level detection sensor for detecting the water level of water contained in the cooking heating port; And
And a supply pump for supplying preheated water stored in the preheating tank to the cooking heating port, wherein when the water level of the water contained in the cooking heating port is lowered below a predetermined level by the water level detecting sensor, So that the preheated water contained in the preheating tank is supplied to the cooking heating port.
1. A steam generator having a system valve attached thereto,
A cooking cup into which a cooking vessel into which cooking steam is injected is vertically moved;
A system valve incorporating a steam pipe for supplying steam to the cooking cup; And
A steam manipulation unit installed to be inserted into the steam pipe and opening and closing a steam path in which the steam is moved to the cooking cup in accordance with the vertical movement of the cooking cup;
Wherein the system valve is attached to the steam generator.
9. The method of claim 8,
Wherein the steam pipe is provided with a steam supply port in the middle of the steam pipe and the steam supply pipe is formed as a hollow pipe between the steam pipes and the upper hole is communicated with the cooking cup, And the lower hole is not aligned with or coincides with the steam supply hole of the steam pipe in accordance with the upward / downward movement of the cooking cup, thereby opening or closing the steam path.
10. The method of claim 9,
Wherein the steam pipe is provided with a second residual pressure exhaust port communicating with a first residual pressure exhaust port formed on an outer circumferential surface of the system valve.
11. The method of claim 10,
The cooking cup is provided with a drain port for draining condensate generated during cooking. The system valve is provided with a drain pipe communicating with the cooking cup drain port. The drain pipe is installed to be inserted into the drain pipe, And a drain operation for opening and closing the drainage path is formed in accordance with the vertical movement.
12. The method of claim 11,
And a second drain port communicating with a first drain port formed on an outer circumferential surface of the system valve is formed in the middle of the drain pipe. The drain port is formed of a hollow pipe, and an upper hole between the drain operations is communicated with the cooking cup drain port And the lower hole between the drainage operations is brought into or out of conformity with the second drainage port of the drainage pipe in accordance with the vertical movement of the cooking cup, thereby opening or blocking the drainage path. Device.
13. The method of claim 12,
A cooking cup connecting rod extending downward from the cooking cup;
A link arm to which the cooking cup connecting rod is linked; And
Further comprising an operation lever for moving one side of the link arm up and down.
14. The method of claim 13,
A water supply pipe installed in the system valve; And a water adjustment interval that moves up and down within the water supply pipe,
And the water supply adjustment interval is linked to the link arm.
15. The method of claim 14,
A second water supply port communicating with a first water supply port formed on an outer circumferential surface of the system valve is formed in the middle of the water supply pipe, a lower pipe between the water supply operation and the water supply operation is formed by a hollow pipe, And the upper hole between the water supply operations is opened or closed with respect to the water supply path as the upper and lower holes of the water supply pipe are not aligned with or coincided with the second water supply port of the water supply pipe in accordance with the upward / downward movement of the operation lever. Generating device.

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