KR101296774B1 - Clean water storage tank with a steam convection oven - Google Patents

Abstract

The present invention relates to a steam convection oven having a fresh water storage tank, and more particularly, by automatically cleaning by spraying or selectively spraying the washing water, detergent water, rinse, etc. supplied to the cleaning water storage tank in the cooking chamber of the convection oven. In order to increase the convenience of the user.
In the configuration of the present invention, the operation unit 12a having a control means for controlling the drive of the door 11a and the sensor S and the pump P is installed in the front of the body, and the cooking chamber 11 is formed inside the door. And main body 10 is provided with a full length portion 12 on the side;
A steam generator (20) installed in the electric equipment unit (12) to inject high temperature steam through a steam injection hole inside the cooking chamber (11);
A convection fan device (30) installed at one side of the cooking chamber (11) to provide a convection fan (31) and a heater (32) to induce and circulate a heat source into the cooking chamber (11);
A direct pipe 40 for supplying direct water to the steam generator 20 and the convection fan device 30;
In the steam convection oven (100) comprising a steam generator (20) and a discharge pipe (41) for discharging water vapor inside the cooking chamber (11) to the outside;
The discharge unit 92 is installed in the electrical equipment unit 12 of the main body 10 and is connected to the water line 40 and the detergent and rinse supply pipe 45 and 46 to one end of the body, and the discharge unit 92 formed at the bottom of the other end. The cleaning water storage tank 60 is connected to the cleaning pipe path 42 installed at the upper portion of the 11 and is provided with a cleaning water storage tank 60 for cleaning by spraying the washing water into the cooking chamber by driving the pump P.

Description

Clean water storage tank with a steam convection oven

The present invention relates to a steam convection oven having a fresh water storage tank, and more particularly, by automatically cleaning by spraying or selectively spraying the washing water, detergent water, rinse, etc. supplied to the cleaning water storage tank in the cooking chamber of the convection oven. In order to increase the convenience of the user.

In general, the steam convection oven is provided as a so-called combination oven having a function of spraying steam into the cooking chamber by using high temperature steam, and controlling humidity by the amount of steam, to prevent food drying and a large amount of multi-stage cooking. In addition to the ability to block the evaporation of taste and aroma has a multi-function oven configuration that maintains the taste and aroma of the dish.

As such, the convection oven has a steam generator that generates steam largely and is assembled outside of the cooking chamber, and the steam generator supplies water into the tank through a straight pipe and heats the water in the tank to produce steam. It is generated to be supplied to the cooking chamber through the steam discharge pipe communicating with the cooking chamber to cook the food.

In addition, a separate heater and a convection fan device are installed in the cooking chamber of the steam convection oven to further heat the steam supplied from the steam generating device, or to inject water from a straight pipe into the heater to supply steam generated into the oven. The interior of the cooking chamber was forced to circulate under optimal humidity.

At this time, the cooking chamber inside the oven is provided with a blower guide plate for dividing the space for cooking food and the space in which the convection pan device is located, thereby preventing contamination of the food waste cooked in the cooking chamber.

And, on the other side of the steam convection oven where the steam generator is located is installed electrical components such as a water tank, a heater, a power supply, a substrate, and constitutes an electrical component is installed on the outer surface to control the temperature and humidity in the cooking chamber. .

However, the conventional steam convection oven requires a lot of time and effort to clean the inside of the cooking chamber after cooking food, which has caused a lot of difficulties for the user.

In particular, as food waste cooked at a high temperature inside the cooking chamber is fixed to the wall of the cooking chamber, the worker directly washes the detergent inside the hot cooking chamber and cleans it with a shower hose to remove the contaminants after the cooking is completed. And the risk of burns being increased.

Therefore, in order to solve the above problems, a method of automatically spraying the washing water inside the cooking chamber has been proposed, but the detergent cleaning process is required along with the problem that the fixing matter is not washed out in the washing water.

In addition, when the water pressure is weakened due to the constraints of the installation location of the oven, the washing water is not sprayed at a sufficient pressure, and thus the cleaning efficiency is reduced.

The present invention has been made in view of such a conventional problem, the object of the cleaning for improving the convenience of cleaning by automatically spraying the selected interior of the high-temperature cooking chamber complete with cooking, washing water, detergent water, rinse and the like and sequentially It is to provide a steam convection oven having a water storage tank.

Another object of the present invention, by mixing the washing water, detergent, rinse, etc. in the interior of the cleaning water storage tank to be discharged to the cooking chamber using the same pipe, the steam convection oven having a storage water storage tank for simplifying the configuration and easy production. To provide.

It is still another object of the present invention to provide a steam convection oven having a cleaning water storage tank for cleaning the stored water without being influenced by water pressure so as to be sprayed to the cooking chamber at a sufficient pressure by using a washing pump. There is.

In order to achieve the above object,

An operation unit 12a having a control means for intermittently driving the door 11a and the sensor S and the pump P is installed in the front of the body, and the cooking chamber 11 is formed inside the door, and the electric part is mounted to the side. A main body 10 provided with 12;

A steam generator (20) installed in the electric equipment unit (12) to inject high temperature steam through a steam injection hole inside the cooking chamber (11);

A convection fan device (30) installed at one side of the cooking chamber (11) to provide a convection fan (31) and a heater (32) to induce and circulate a heat source into the cooking chamber (11);

A direct pipe 40 for supplying direct water to the steam generator 20 and the convection fan device 30;

In the steam convection oven (100) comprising a steam generator (20) and a discharge pipe (41) for discharging water vapor inside the cooking chamber (11) to the outside;

The discharge unit 92 is installed in the electrical equipment unit 12 of the main body 10 and is connected to the water line 40 and the detergent and rinse supply pipe 45 and 46 to one end of the body, and the discharge unit 92 formed at the bottom of the other end. The cleaning water storage tank 60 is connected to the cleaning pipe path 42 installed at the upper portion of the 11 and is provided with a cleaning water storage tank 60 for cleaning by spraying the washing water into the cooking chamber by driving the pump P.

The cleaning water storage tank 60 includes a storage case 70 in which an upper cover 72 is welded and fixed to the lower body 71 having a space in the body;

A mixing chamber connected to the water line 40 and the detergent and rinse supply pipe 45 and 46 to one side of the inner space of the storage case 70, and selecting and mixing the cooling water, the detergent, and the rinse supplied through the pipe ( 80);

The other side of the storage case 70 is partitioned into the mixing chamber 80 and the partition wall 91 accommodates the water supplied to the mixing chamber 80 overflows along the upper portion of the partition wall 91, cooking chamber 11 A storage compartment 90 connected to the drain port 11b and the discharge pipe line 41 of;

It is formed on one side of the mixing chamber 80 and the storage chamber 90, and consists of overflow pipes 81 and 93 for draining the excessively supplied water.

In addition, the cleaning pipe 42 is branched to the cooking chamber 11 and the convection pan device 30 is formed so as to spray the cleaning water to clean.

In addition, the mixing chamber 80 is installed so that the direct water line 40 and the detergent and rinse supply pipes 45 and 46 are positioned below the liquid surface, and in the discharge part 92 of the storage chamber 90, It is provided with a circulation or drain valve (V) leading to the external discharge and cleaning pipe 42 of the stored water.

In addition, the storage chamber 90 receives the fresh water stored in the steam generator 20 to the storage chamber 90 through a discharge pipe 41 connected to the drain valve of the steam generator 20. 90) is configured to be connected to the pipe to receive the direct water through the straight pipe (40).

According to the present invention having such a structure, the user's convenience by automatically washing the inside of the high-temperature cooking chamber in which food is cooked using steam or hot air selected or combined with washing water, detergent water, rinse, etc. supplied from the cleaning water storage tank. Will be improved.

 In addition, it is possible to divide and clean the convection pan apparatus together with the inside of the cooking chamber of the steam convection oven, thereby increasing the cleanliness reliability of the product and performing the cleaning operation without being affected by the water pressure, thereby increasing the competitiveness.

In addition, it is a very useful invention that can perform the cleaning operations such as washing water, detergent water, rinse or the like by using the cleaning water storage tank.

1 is a perspective view of a steam convection oven.
Figure 2 is a schematic internal view of the steam convection oven to which the present invention is applied.
Figure 3 is a perspective view of the inventors cleaning water storage tank.
Figure 4 is a cross-sectional view showing the internal flow of the present inventors cleaning water storage tank.
Figure 5 is a cross-sectional view showing a discharge state through the storage chamber overflow pipe of the inventors cleaning water storage tank.
Figure 6 is a cross-sectional view showing a discharge state through the mixing chamber overflow pipe of the inventors cleaning water storage tank.

Hereinafter, a configuration and an operation example of the present invention for achieving the above object with reference to the accompanying drawings are as follows.

Steam convection oven having a fresh water storage tank of the present invention, the cleaning water, detergent water, rinse, etc. supplied to the cleaning water storage tank to clean the interior of the cooking chamber by injecting or sequentially cleaning to increase the user's convenience will be.

In the steam convection oven 100, as illustrated in FIGS. 1 and 2, the cooking chamber 11 is fed into the main body 10 and cooked by steam, and the steam is supplied to the cooking chamber 11. The steam generator 20, the convection fan device 30 for circulating while further heating or adjusting the humidity of the inside of the cooking chamber 11, and the cleaning chamber 11 and the convection pan device 30 for cleaning Can be divided into the cleaning water storage tank 60 for supplying water.

In addition, the cooking chamber 11 of the main body 10 is separated from the convection pan apparatus 30 by the blower guide plate 13 on the side, and the blower guide plate 13 is the food waste to be cooked in the cooking chamber. Will prevent the convection fan apparatus 30 from contaminating.

In addition, the valve (V) and the pump (P) to be described later are operated in accordance with the signal of the control unit connected to the operation unit 12a, the receiving valve used for the valve is opened and closed according to the signal, which is commonly used As it is a product, the detailed explanation is omitted.

First, the operation for cleaning the cooking chamber 11 of the steam convection oven 100 will be briefly described. First, when the automatic cleaning function is started in response to a signal from the operation unit 12a, the steam tank 21 is simultaneously inside the tank 21. The fresh water flows into the storage chamber 90 of the cleaning water storage tank 60 through a discharge pipe 41 for discharging the heat generated in the cooking chamber 11 along the drain valve V, which is discharged ( The circulation valve (V) provided at 92 is operated to discharge to the outside through the drain pipe.

Thereafter, water is supplied to the empty steam tank 21 of the steam generator 20 through the water line 40 and is filled, and the water level detection sensor 22 installed at one side of the tank checks the water level. do.

In this process, the steam convection oven 100 is a pre-automatic to prevent the pump load and failure due to idle rotation of the circulation pump (P) in the state that the washing water supply to the cleaning water storage tank 60 is not made due to the single stage It is an important safety device in preparation for cleaning.

At this time, the water level detection sensor 22 is installed in the steam tank 21 to control the driving of the circulation pump P according to the water level, the foreign matter inside the cooking chamber 11 is the bottom drain 11b. In the state introduced into the storage compartment 90 of the cleaning water storage tank 60 is due to the difficulty in accurately confirming the water level in the storage compartment 90.

Therefore, if the problem according to the number of stages is not confirmed through the above process, it is supplied to the mixing chamber 80 of the cleaning water storage tank 60 connected to the water pipe 40, the supply of more than the volume of the mixing chamber 80 When the bulkhead 91 overflows, the storage chamber 90 is accommodated by the height of the partition wall 91.

At this time, the water contained in the storage chamber 90 may be used as the washing water according to the cooling and automatic cleaning to cool the heat of the cooking chamber 11 and the convection pan device 30 after the completion of cooking.

And, the number of direct water supplied to the storage compartment 90 is different depending on the product installation place, but at low pressure it is easy to increase the capacity of the wash water in the storage compartment 90 by the height of the partition wall 91, but at high pressure partition ( Since it is difficult to precisely adjust the flow rate to the water level of 91), when the fresh water volume or more is exceeded, the washing water of the reservoir 90, which is over-supplied through the reservoir overflow pipe 93, is naturally discharged to the drain pipe.

At this time, the storage chamber overflow pipe 93 is connected to the drain pipe discharged to the outside through the discharge unit 92 of the storage chamber 90 so as to be naturally discharged, the circulation pump (P) by the circulation valve (V) This will block the inflow of the furnace.

As such, when the washing water for cleaning is stored in the cleaning water storage tank 60, the circulating pump P is operated through a system signal, and a part of the washing water is used as the cooking chamber 11 which is cooked by hot air. The internal cleaning is started by spraying through the other part, and the other part is sprayed through the cleaning nozzle 42a of the convection fan device 30 to perform internal cleaning.

The cleaning nozzle 42a is installed in the cooking chamber 11 in the form of a rotary nozzle, and the convection pan device 30 is mounted in the form of a fixed nozzle, and the convection fan device is operated through the operation of the convection fan 31 when spraying the washing water. Cleaning is made while spraying 30 and the inside evenly.

Then, the washing water stored in the cleaning water storage tank 60 through the direct water pipe 40 simultaneously cools and cleans the cooking chamber 11 and the convection pan device 30, and then the washing water is at the bottom of the cooking chamber 11. Into the storage chamber 90 of the cleaning water storage tank 60 again through the drain port (11b) provided in, to be forced to the outside or stored in the storage chamber 11 in accordance with the operation of the circulation valve (V).

In the detergent cleaning operation as in the above-described washing and cleaning method, the detergent operation is additionally supplied using the detergent supply pipe 45 and the detergent pump P installed in the mixing chamber 80, although the basic operation configuration is the same. Is important.

That is, direct water supplied to the mixing chamber 80 of the cleaning water storage tank 60 through the direct water line 40 and the detergent liquid supplied through the detergent supply pipe 45 are mixed with each other, and the detergent water is stored in the storage chamber ( 90) and then, part of the cleaning chamber (11) through the circulating pump (P), and the other part to the cleaning nozzle (42a) of the convection pan device 30 as in the cleaning and cleaning method as described above to clean the detergent cleaning work. To be done.

In addition, in the rinse cleaning operation as in the detergent cleaning method described above, it is also important that the rinse liquid is additionally supplied using the rinse supply pipe 46 and the rinse pump P, which are separately inserted into the mixing chamber 80.

This rinse cleaning method is to supply the rinse liquid to the rinse supply pipe 46 to the rinse supply pipe 46 using the rinse pump (P), and the detailed operation thereof will be omitted since the basic operation configuration is the same as the detergent cleaning method. .

As such, the above washing water, detergent liquid, and rinse liquid are all supplied to the mixing chamber 80 of the cleaning water storage tank 60 in the same manner or first, and are supplied to the storage chamber 90 while being circulated pump (P). ) And the cleaning pipe 42 to automatically clean the cooking chamber 11 and the convection pan device 30 and its inner wall with washing, detergent, rinse, and the like.

 At this time, in the mixing chamber 80, the water pipe 40 and the detergent and the rinse supply pipe 45, 46 is installed to be located below the liquid surface to prevent the fixation of the pipe line that may occur while contacting the outside air. To prevent product failure.

Referring to the cleaning water storage tank 60 in more detail in the above operating configuration, the upper cover 72 is welded fixed to the lower body 71 having a space in the body as shown in Figure 3 to 6 integrally stored storage The inner space of the case 70 is divided into a mixing chamber 80 and a storage chamber 90 by using the partition wall 91.

The mixing chamber 80 is connected to the water line 40 and the detergent and rinse supply pipe 45 and 46 to one side of the inner space of the storage case 70, and the cooling water, the detergent, and the rinse are supplied through the pipe. Choose and mix.

That is, the mixing chamber 80 drives or simultaneously drives the valve V and the detergent and the rinse supply pump P of each water line 40 according to a signal from the control unit connected to the operation unit 12a. And detergent or wash water and rinse.

In addition, the storage chamber 90 is divided into the mixing chamber 80 and the partition wall 91 on the other side of the storage case 70 along the upper portion of the partition wall 91 to be supplied to the mixing chamber 80. It accommodates the overflow, and is formed to be connected to the drain port 11b and the discharge pipe (41) of the cooking chamber (11).

In addition, overflow pipes 81 and 93 are formed to respectively drain the water supplied excessively to one side of the mixing chamber 80 and the storage chamber 90 to improve the safety of the cleaning water storage tank 60. It was.

At this time, the installation positions of the overflow pipes 81 and 93 provided in the mixing chamber 80 and the storage chamber 90 have a state higher than the height of the partition wall 91, and the height of the partition wall 91 is high. When the water level of the storage compartment 90 becomes higher, it naturally drains along the storage compartment overflow pipe 93.

In addition, when the drain pipe and the storage chamber overflow pipe 93 are blocked by foreign matter, the internal water is forced to drain along the mixing chamber overflow pipe 81 formed at a higher position so as to have a double safety structure.

And, the cleaning water storage tank 60, the heat and steam of the cooking chamber 11 and the convection pan device 30 is introduced through the cooking chamber drain 11b, a portion of steam is discharged through the discharge pipe 41, Since the high temperature water is accommodated in the storage chamber 90 and the internal temperature increases, it is preferable to connect the pipe so that the direct water is directly supplied to the storage chamber 90 through the direct water pipe 40 to cool the temperature.

That is, by installing a sensor for detecting the internal temperature in the cleaning water storage tank (60), the internal temperature rise according to the inflow of hot water by using the cold direct water supplied through the direct water pipe (40) directly connected to the storage chamber (90) It was cooled.

Accordingly, while improving the safety of the cleaning water storage tank 60, the interior of the cooking chamber 11 and the convection pan device 30 of the steam convection oven 100 is automatically cleaned with washing, detergent, rinse, and the like. The convenience of work can be improved.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. It will be clear to those who have.

10-Main Unit 11-Cooking Room
20-Steam Generator 30-Convection Fan
40-Direct Pipe Line 41-Discharge Pipe Line
42-Cleaning pipeline 60-Cleaning water storage tank
70-Storage case 80-Mixing chamber
81-Overflow Tube 90-Storage Room
91-bulkhead 93-overflow pipe
100-Steam Convection Oven

Claims (8)

An operation unit 12a having a control means for intermittently driving the door 11a and the sensor S and the pump P is installed in the front of the body, and the cooking chamber 11 is formed inside the door, and the electric part is mounted to the side. A main body 10 provided with 12;
A steam generator (20) installed in the electric equipment unit (12) to inject high temperature steam through a steam injection hole inside the cooking chamber (11);
A convection fan device (30) installed at one side of the cooking chamber (11) to provide a convection fan (31) and a heater (32) to induce and circulate a heat source into the cooking chamber (11);
A direct pipe 40 for supplying direct water to the steam generator 20 and the convection fan device 30;
In the steam convection oven (100) comprising a steam generator (20) and a discharge pipe (41) for discharging water vapor inside the cooking chamber (11) to the outside;
Is installed in the electrical equipment section 12 of the main body 10 is connected to the water pipe 40 and the detergent and rinse supply pipe 45, 46 to one end of the body, the discharge portion 92 formed at the bottom of the other end is Cleaning water storage tank characterized in that the cleaning water storage tank 60 is connected to the cleaning pipe line 42 installed at the upper portion of the cooking chamber 11 for cleaning by spraying the washing water into the cooking chamber by the pump (P) drive. Steam convection oven with a tank.

The method of claim 1, wherein the cleaning water storage tank 60, the upper case 72 is welded and fixed to the lower body 71 having a space portion inside the body and the integrated storage case 70;
One side of the inner space of the storage case 70 is connected to the direct water pipe 40 and the detergent and rinse supply pipe 45, 46, the mixing chamber for selecting and mixing the cooling water, detergent, rinse supplied through the pipe 80;
The other side of the storage case 70 is partitioned into the mixing chamber 80 and the partition wall 91 accommodates the water supplied to the mixing chamber 80 overflows along the upper portion of the partition wall 91, cooking chamber 11 A storage compartment 90 connected to the drain port 11b and the discharge pipe line 41 of;
Steam convection oven having a cleaning water storage tank, characterized in that formed on one side of the mixing chamber (80) and the storage chamber (90), consisting of overflow pipes (81), (93) for draining over-supplied water.
The steam convection oven according to claim 1, wherein the cleaning pipe path (42) is branched to the cooking chamber (11) and the convection pan device (30) so as to spray and clean the washing water.

The steam having cleaning water storage tanks according to claim 2, wherein the mixing chamber (80) is installed such that the direct water pipe (40) and the detergent and rinse supply pipes (45, 46) are positioned below the liquid surface. Convection Oven.
3. The cleaning water storage tank of claim 2, wherein the discharge part 92 of the storage chamber 90 is provided with a circulation or drain valve V leading to the external discharge and cleaning pipe 42 of the stored water. Having a steam convection oven.
The storage chamber 90 of claim 2, wherein the storage chamber 90 receives fresh water stored in the steam generator 20 through the discharge pipe 41 connected to the drain valve of the steam generator 20 to the storage chamber 90. Steam convection oven having a cleaning water storage tank, characterized in that configured.
The steam convection oven according to claim 2, wherein the storage chamber (90) is connected to a direct water supply via a direct water pipe (40).
The overflow pipes (81) and (93) for draining the water which is excessively supplied to one side of the mixing chamber (80) and the storage chamber (90) are located in a state higher than the height of the partition wall (91). Water is first discharged along the drain pipe connected to the overflow pipe 93 of the storage chamber 90, and the mixing chamber 80 and the overflow pipe 81 formed at a position higher than the storage chamber overflow pipe 93. Steam convection oven having a water storage tank for cleaning, characterized in that forcing the secondary water discharged to the outside.

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