CN113251445A

CN113251445A - Safe energy-saving gas cooking bench and intelligent kitchen gas energy-saving system

Info

Publication number: CN113251445A
Application number: CN202110656905.4A
Authority: CN
Inventors: 白洪华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-08-13

Abstract

The invention relates to the field of energy-saving gas, in particular to a safe energy-saving gas cooking bench and an intelligent kitchen gas energy-saving system, which comprise a cooking bench body, a heat exchanger and a flue gas processor, wherein a heat exchange chamber and a combustion chamber are arranged inside the cooking bench body, the heat exchanger is arranged between the heat exchange chamber and the combustion chamber, the flue gas processor is communicated with the heat exchange chamber through a waste gas discharge pipe, the opening size of the cooking bench body is smaller than the cross section size of a cooker, when the cooker is arranged on the cooking bench body, the gas between the combustion chamber and the cooker is input into the flue gas processor through the heat exchange chamber, the waste heat generated by the cooker during cooking can be absorbed and reused, thereby improving the heat energy utilization rate, reducing the kitchen temperature, providing comfortable working environment for workers, and simultaneously effectively treating the smoke generated during cooking, the safe and energy-saving gas cooking bench and the intelligent kitchen gas energy-saving system reduce potential safety hazards while reducing the times of cleaning a flue.

Description

Safe energy-saving gas cooking bench and intelligent kitchen gas energy-saving system

Technical Field

The invention relates to the field of energy-saving gas, in particular to a safe energy-saving gas cooking bench and an intelligent kitchen gas energy-saving system.

Background

As a heating device for cooking, a gas stove is widely used by people around the world, but in the use process of the existing gas stove, a great amount of heat of burning flame of the gas stove is dissipated to the outside, so that heat loss and the temperature of the use environment are caused, which is particularly obvious in large-scale catering service places.

At present, a large-scale catering service place is often required to be provided with a whole set of commercial kitchen, and the commercial kitchen has more gas stoves, so that the defects existing in the using process are more obvious and mainly comprise:

1. the heat energy utilization rate is low: when the flame produced by the gas stove cooks food, except the heat absorbed by the cooker, the rest heat generated by flame combustion can be directly released into the environment, and according to statistics, the heat utilization rate of the current cooker can only reach below 40 percent, the heat really absorbed by the cooker is less, a large amount of heat can be wasted, and the heat utilization rate is low;

2. the working environment is severe: the waste heat of flame produced by a gas stove can be directly released into the air, so that the working temperature of kitchens is often high, especially in summer, the working temperature of a plurality of kitchens can reach more than 40 ℃, cooks are in a severe working environment, and some kitchens even need to additionally increase investment for arranging an exhaust system in order to reduce the temperature of the kitchens, but even if the exhaust system is installed, smoke generated by cooking cannot be completely extracted by a smoke extractor, so that the kitchen environment is still severe;

3. there is a great potential safety hazard: due to the design of the traditional gas stove, a flue needs to be cleaned regularly to remove oil dirt accumulated in the flue, otherwise, once sparks enter the flue, a fire disaster is easily caused.

In summary, no effective solution has been proposed for the problems in the related art.

Disclosure of Invention

Based on this, this application provides one kind can absorb the waste heat that produces when culinary art cooks and recycle to improve heat utilization rate, reduce the kitchen temperature, for the staff provides comfortable operational environment, produce the flue gas and carry out effective processing when simultaneously can cooking, when reducing the flue and wash the number of times, reduce the safe energy-conserving gas top of a kitchen range and intelligent kitchen gas economizer system of potential safety hazard.

First aspect, the application provides a safe energy-conserving gas top of a kitchen range, including the top of a kitchen range body, heat exchanger and flue gas treater, the internal portion of top of a kitchen range is equipped with heat transfer chamber and combustion chamber, the heat exchanger is arranged in the heat transfer chamber with between the combustion chamber, the flue gas treater with the heat transfer chamber passes through the exhaust stack intercommunication, and the opening size of the top of a kitchen range body is less than the cross sectional dimension of cooking utensil, when the cooking utensil is arranged in when the top of a kitchen range body is last, gas between combustion chamber and the cooking utensil passes through the heat transfer chamber and inputs in the flue gas treater.

In a possible implementation manner, the cooking bench body comprises a cooking bench, a shell and a main body, the shell and the main body are respectively arranged on the inner side and the outer side of the cooking bench, the inner area of the main body is a combustion chamber, the area between the main body and the shell is a heat exchange chamber, and a waste gas discharge pipe is connected with the shell.

In a possible implementation manner, the top of the stove frame is an arc-shaped ring plate structure, the main body is fixed inside the stove frame and provided with a plurality of through openings, and the through openings are uniformly distributed at the outer edge of the main body below the arc-shaped ring plate structure by taking the center of the main body as an axis.

In a possible implementation manner, the heat exchanger adopts a heat exchange tube made of a heat conduction material, and the heat exchange tube is wound and installed outside the main body.

In a possible realization mode, the heat exchange pipe is provided with a control valve and a water flow regulator close to the water inlet.

In a possible implementation mode, still include the top of a kitchen range frame, the top of a kitchen range body is installed on the top of a kitchen range frame, is equipped with the power in the top of a kitchen range frame, the gas pipe that links to each other with the gas import and the air-blower that links to each other with the power, and the top of a kitchen range frame outside is equipped with air-blower switch and adjustable location gas switch, the internal air intake pipe and the firearm that link to each other with the gas outlet of air-blower that are equipped with of top of a kitchen range.

In a possible implementation mode, the flue gas processor comprises a spray box, a first water pump, a spray head and a spray pipe, wherein the spray box is provided with a gas outlet, a liquid conveying pipe and a sewage discharge valve, a water outlet and a water inlet of the spray pipe are respectively positioned at the upper side and the lower side inside the spray box, the spray head is installed on the water outlet of the spray pipe, the first water pump is installed on the spray pipe, and a protective net is arranged on the gas outlet.

The second aspect, this application provides an intelligence kitchen gas economizer system, include as above safe energy-conserving gas cooking bench and heat storage water tank, be equipped with inlet tube and connecting pipe on the heat storage water tank, be equipped with raceway and at least one output tube on the connecting pipe, the raceway communicates with the water inlet of heat exchange tube, is equipped with the second water pump on the connecting pipe between raceway and the heat storage water tank, and the partial shower of flue gas treater is located inside the heat storage water tank.

In a possible implementation manner, the flue gas treatment device further comprises a steam generator, wherein the output pipe is located between the second water pump and the flue gas treatment device, and the steam generator is installed on the output pipe.

In one possible implementation, the connecting tube is in communication with a liquid delivery tube of the flue gas processor.

Compared with the prior art, the invention has the following characteristics and beneficial effects:

1. the opening size through making the kitchen range body is less than the cross section size of cooking utensil for when the cooking utensil was arranged in on the kitchen range body, hot-air in the combustion chamber directly input to heat transfer room and flue gas treater in, reduce giving off of heat energy in the air, reduce kitchen operational environment's temperature, reduce greenhouse gas's emission, improve operational environment's comfort level.

2. The heat exchanger is arranged in the heat exchange chamber, so that the heat exchanger can fully collect hot air input into the heat exchange chamber from the combustion chamber, the heat energy of waste gas is converted into hot water and recycled, the heat energy utilization rate of cooking is improved, the energy consumption of a kitchen is reduced, and the energy-saving and emission-reducing contribution is made.

3. The waste gas output from the heat exchange chamber can be timely treated through the flue gas processor, and the treated gas is discharged outdoors through the flue, so that the environment is protected, the number of times of cleaning the flue is reduced, the amount of oil stains in the flue is reduced, and the potential safety hazard is reduced.

4. This application accessible heat exchanger and flue gas treater produce when cooking steam handles in proper order, and hot gas is earlier in the heat transfer chamber with the heat exchanger contact promptly, absorbed in partial heat back rethread exhaust gas pipe enters into the flue gas treater, is taken away the rest part heat after spraying, retrieves through this comprehensive second grade, fully retrieves the steam heat.

5. Through setting up the heat storage water tank, make all can concentrate the storage to the heat storage water tank through the heat that heat exchanger and flue gas treater absorbed to follow-up make full use of, in coordination with recovery and utilization of heat energy.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in related arts, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a perspective view of the invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic structural view of the cooking hob body according to the present invention;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a perspective view of the cooking hob body according to the invention;

fig. 7 is a schematic structural view of a cooking hob of the present invention.

The reference numbers in the figures illustrate: 1. a cooking bench body; 101. a stove frame; 102. a housing; 103. a main body; 104. an arc-shaped ring plate structure; 105. a port; 2. a heat exchanger; 201. a heat exchange pipe; 202. a control valve; 203. a flow regulator; 3. a flue gas processor; 301. a spray box; 302. a first water pump; 303. a shower head; 304. a shower pipe; 305. a transfusion tube; 306. a blowdown valve; 307. a protective net; 4. a heat exchange chamber; 5. a combustion chamber; 6. An exhaust gas discharge pipe; 7. a cooking bench frame; 701. a blower switch; 702. the gas switch can be adjusted and positioned; 8. a water inlet pipe; 9. a connecting pipe; 10. a water delivery pipe; 11. an output pipe; 12. a second water pump; 13. a steam generator; 14. a heat storage water tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other examples, which can be obtained by a person skilled in the art without making any inventive step based on the examples in this application, are within the scope of protection of this application.

It should be understood by those skilled in the art that the electrical components presented in the present document are electrically connected to an external master controller and 220V mains, and the master controller may be a conventional known device such as a computer for controlling, and in the disclosure of the present invention, technical terms or scientific terms used in the claims and the specification should be given ordinary meanings as understood by those having ordinary skill in the art to which the present application belongs, unless otherwise defined. "connected" or "coupled" and like terms are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect; "and/or" describes the association relationship of the associated objects, indicating that three relationships may exist; the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to an orientation or positional relationship as shown in the drawings, which are used for convenience in describing and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be used in a particular manner without limitation.

As shown in fig. 1 to 4, to solve the above problems, an embodiment of the present invention provides a safe and energy-saving gas cooking bench, including at least one cooking bench body 1, a heat exchanger 2 and a flue gas processor 3, wherein a heat exchange chamber 4 and a combustion chamber 5 are disposed inside the cooking bench body 1, the heat exchanger 2 is disposed between the heat exchange chamber 4 and the combustion chamber 5, heat of hot air input from the combustion chamber 5 into the heat exchange chamber 4 can be sufficiently collected by the heat exchanger 2, and then water in the heat exchanger 2 absorbs the heat and is recycled, so as to improve heat energy utilization rate generated by cooking, the flue gas processor 3 is communicated with the heat exchange chamber 4 through a flue gas exhaust pipe 6, so as to ensure that waste gas output from the heat exchange chamber 4 can be timely input into the flue gas processor 3 for processing, an opening size of the cooking bench body 1 is smaller than a cross-sectional size of a cooking utensil, specifically, the opening size is 320mm, when the cooking utensil is disposed on the cooking bench body 1, the gas between the combustion chamber 5 and the cooker is input into the smoke processor 3 through the heat exchange chamber 4, so that the emission of heat energy in the air is reduced, the temperature of the working environment of a kitchen is reduced, the emission of greenhouse gas is reduced, and the comfort level of the working environment is improved.

Specifically, the steam that produces during the culinary art can be handled by heat exchanger 2 and flue gas treater 3 in proper order, and the steam is earlier in heat exchange chamber 4 with heat exchanger 2 contact promptly, is absorbed partial heat back rethread exhaust pipe 6 and enters into flue gas treater 3 in, is taken away the residual part heat after spraying, through this comprehensive second grade recovery, fully retrieves the steam heat.

Specifically, the flue gas processor 3 comprises a spray box 301, a first water pump 302, a spray header 303 and a spray pipe 304, wherein a water outlet and a water inlet of the spray pipe 304 are respectively positioned at the upper side and the lower side inside the spray box 301, the spray header 303 is arranged at the water outlet of the spray pipe 304, the first water pump 302 is arranged on the spray pipe 304, water at the water inlet of the spray pipe 304 can be pumped to the water outlet of the spray pipe 304 through the first water pump 302, namely, the water at the bottom of the spray box 301 is pumped into the spray header 303 to be sprayed out, the sprayed water can be contacted with gas input through a waste gas discharge pipe 6 to carry out decontamination and cooling operations on the gas, a gas outlet is arranged at the top of the spray box 301, the gas after decontamination and cooling is discharged through the gas outlet, a protective screen 307 is arranged on the gas outlet to prevent sundries from entering the spray box 301 through the gas outlet, in addition, a sewage discharge valve 306 is arranged at the bottom of the spray box 301, after the work of one day is finished, can open blowdown valve 306, discharge the sewage in spray tank 301, pour into new water into again when using the next day, guarantee flue gas treater 3's treatment effect, spray tank 301 is inside to be equipped with the level gauge, and spray tank 301 side is equipped with transfer line 305, and when the level gauge senses that the water level is less than the setting value in spray tank 301, can in time supply liquid in spray tank 301 through transfer line 305.

As shown in fig. 4-6, the cooking bench body 1 includes a cooking bench 101, a casing 102 and a main body 103, the casing 102 and the main body 103 are respectively disposed at the inner side and the outer side of the cooking bench 101, the inner region of the main body 103 is a combustion chamber 5, flame is combusted in the combustion chamber 5, the region between the main body 103 and the casing 102 is a heat exchange chamber 4, hot gas generated during flame combustion can enter the heat exchange chamber 4, after heat exchange by a heat exchanger 2, and then is exhausted by an exhaust gas exhaust pipe 6 connected with the casing 102, wherein the top of the cooking bench 101 is an arc-shaped ring plate structure 104, the arc-shaped ring plate structure 104 is a circular ring, the diameter of the circular ring is 320mm, the circular ring structure enables the bottom surface of a cooking utensil to be completely attached to the arc-shaped ring plate structure 104 when the cooking utensil is placed on the cooking bench 101, smoke generated by flame combustion cannot float out from between the bottom surface of the cooking utensil and the arc-shaped ring, a plurality of through openings 105 use the main part 103 center as the axle, evenly lay in the main part 103 outer edge department that is located the arc ring plate structure 104 below, and through opening 105 makes combustion chamber 5 and heat exchange chamber 4 intercommunication, guarantees that the air in the combustion chamber 5 can get into in the heat exchanger 2.

It is worth mentioning that, heat exchanger 2 chooses the heat exchange tube 201 made by heat-conducting material for use, heat exchange tube 201 coils and installs outside main part 103, can pour into the water into in the heat exchange tube 201 during the use, the water in the heat exchange tube 201 is when flowing through in the heat transfer room 4, can absorb the temperature of the interior air of heat transfer room 4, the temperature of the interior air of the heat transfer room 4 that is absorbed the heat can reduce, the water after the heat absorption can become hot water by cold water, the hot water is follow-up to be stored or directly be used for kitchen hot water supply, in addition, heat exchange tube 201 is fixed through kitchen rack 7, it is close to main part 103 but not contact with main part 103, guarantee that the heat transfer of heat exchange tube.

In addition, a control valve 202 and a water flow regulator 203 are arranged at the position, close to the water inlet, of the heat exchange pipe 201, the control valve 202 can control whether the water body in the heat exchange pipe 201 is input into the heat exchange chamber 4, the water flow regulator 203 can control the flow speed of the water body flowing through the heat exchange chamber 4, and the influence on the heat exchange effect caused by the overhigh flow speed is avoided.

As shown in fig. 7, the gas stove further comprises a cooking bench 7, the cooking bench 1 is mounted on the cooking bench 7, a power supply, a gas pipe connected with a gas inlet and a blower connected with the power supply are arranged in the cooking bench 7, wherein an air suction port of the blower is arranged upwards, hot gas emitted from a hot water storage tank 14 below the blower can be input into the cooking bench 1, so as to improve the heat energy utilization rate, a blower switch 701 and an adjustable positioning gas switch 702 are arranged on the outer side of the cooking bench 7, an air inlet pipe connected with an air outlet of the blower and an igniter are arranged in the cooking bench 1, a user can press the blower switch 701 and the adjustable positioning gas switch 702 to enable the blower to input combustion-supporting air into the cooking bench 1, the gas pipe inputs quantitative gas into the cooking bench 1, and the igniter performs an ignition operation to ignite the gas, in addition, a fixing port is arranged on a bottom plate on the lower side of the cooking bench 7, the heat exchange pipe 201 is fixed in the cooking bench 7 through a fixing port when being coiled.

Referring to fig. 1 to 3, the intelligent kitchen gas energy saving system provided by the present invention includes the above-mentioned safe energy saving gas cooking bench, and further includes a heat storage water tank 14, both ends of a heat exchange tube 201 of the safe energy saving gas cooking bench are communicated with the heat storage water tank 14, a part of spray pipes 304 of the flue gas processor 3 are located inside the heat storage water tank 14, and the heat absorbed by the heat exchanger 2 and the flue gas processor 3 can be stored in the heat storage water tank 14 in a centralized manner, so as to be fully utilized later, that is, hot water after heat exchange through the heat exchange tube 201 can be input into the heat storage water tank 14, and meanwhile, when flowing through the heat storage water tank 14, the water in the spray pipes 304 can exchange heat with the water in the heat storage water tank 14 to cool down, and the cooled water is sprayed out through the spray heads 303;

specifically, be equipped with inlet tube 8 and connecting pipe 9 on the heat storage water tank 14, can be to the input water body in the heat storage water tank 14 through inlet tube 8, be equipped with raceway 10 on the connecting pipe 9, raceway 10 communicates with the water inlet of heat exchange tube 201, connecting pipe 9 and raceway 10 can be with the water body input in the heat storage water tank 14 to the heat exchange tube 201, be located and be equipped with second water pump 12 on the connecting pipe 9 between raceway 10 and the heat storage water tank 14, can assist connecting pipe 9 and raceway 10 to input the water body in the heat storage water tank 14 to the heat exchange tube 201 through second water pump 12 in, wherein, connecting pipe 9 can communicate with the transfer line 305 of flue gas processor 3, make when the water yield is not enough in flue gas processor 3, can introduce the water body in the heat storage water tank 14 and send into in spraying case 301.

In addition, still include steam generator 13, be equipped with an output tube 11 on the connecting pipe 9 at least, and output tube 11 is located between second water pump 12 and the flue gas treater 3, can export the hot water in the heat storage water tank 14 through output tube 11, steam generator 13 installs on one of them output tube 11, hot water accessible output tube 11 in the heat storage water tank 14 is inputed to steam generator 13, steam generator 13 of being convenient for produces steam, the steam of output can be used to the steamed rice in kitchen, evaporate dish and the heat preservation of vegetable platform, energy saving.

It is worth mentioning that the device using the steam can be connected with a gas storage tank and an intelligent control system of an intelligent kitchen, part of the steam is stored in the gas storage tank, the output quantity of the steam is convenient to regulate and control according to the demand quantity of the steam, and in addition, the use time of the device can be set through the intelligent control system, so that the energy-saving and emission-reduction targets are achieved, for example, different cooking times of different types of dishes are different, so that the intelligent control system can also set different manufacturing times for the different types of dishes, automatically stop and prompt after the set time is reached, and help a cook to better operate; in addition, for food needing to be steamed for 20 minutes, the intelligent control system can control input steam to be steamed for a period of time, when the internal temperature of the steaming tool reaches 100 ℃, the input of the steam is suspended until the temperature is reduced to below 70 ℃, then the steam is continuously introduced, the operation is repeated until the specified 20 minutes is reached, the steam is not required to be introduced all the time, and the energy is saved.

The using process of the invention is as follows: firstly, sufficient water is input into the heat storage water tank 14 and the spray tank 301 through the water inlet pipe 8 and the liquid conveying pipe 305, then a user places a cooker on the cooking bench body 1, then presses the air blower switch 701 and the adjustable positioning gas switch 702 to enable the air blower to input combustion-supporting air into the cooking bench body 1, the gas pipe inputs quantitative gas into the cooking bench body 1, meanwhile, an igniter performs ignition operation to ignite the gas, flame generated after ignition is positioned in the combustion chamber 5 to heat the cooker, flue gas between the cooker and the combustion chamber 5 is input into the heat exchange chamber 4 through the through hole 105, at the moment, the water in the heat storage water tank 14 is input into the heat exchange pipe 201 through the second water pump 12, when the water in the heat exchange pipe 201 flows through the heat exchange chamber 4, the temperature of the air in the heat exchange chamber 4 is absorbed, the water after heat absorption is changed from cold water into hot water and flows into the heat storage water tank 14, and the flue gas with absorbed partial heat is input into the flue gas processor 3 through the waste gas discharging pipe 6, at this moment, the water in the spray box 301 is pumped into the spray header 303 through the first water pump 302 and is sprayed out, the sprayed water is subjected to decontamination and cooling operation through contacting with the input flue gas, the gas after decontamination and cooling is discharged through the gas outlet, the water which absorbs heat after contacting with the flue gas is concentrated and gathered in the spray box 301, and before spraying through the spray header 303, heat exchange and cooling can be carried out with the water in the heat storage water tank 14, so that the water in the heat storage water tank 14 can be gathered to the maximum degree, and the upward air suction opening of the air blower for heat dissipation of the heat storage water tank 14 can be input into the cooking bench body 1, thereby improving the heat utilization rate, and hot water in the heat storage water tank 14 can be output into the steam generator 13 and other equipment through the output pipe 11 to be utilized.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A safe energy-saving gas cooking bench is characterized in that: kitchen range body (1), heat exchanger (2) and flue gas treater (3), kitchen range body (1) is inside to be equipped with heat transfer chamber (4) and combustion chamber (5), heat exchanger (2) are arranged in heat transfer chamber (4) with between combustion chamber (5), flue gas treater (3) with heat transfer chamber (4) intercommunication, the opening size of kitchen range body (1) is less than the cross section size of cooking utensil, when the cooking utensil is arranged in when kitchen range body (1) is gone up, gas between combustion chamber (5) and the cooking utensil passes through heat transfer chamber (4) and inputs in flue gas treater (3).

2. The safe and energy-saving gas cooking bench according to claim 1, wherein the flue gas processor (3) comprises a spray box (301), a first water pump (302), a spray header (303) and a spray pipe (304), the spray box (301) is provided with an air outlet, a liquid conveying pipe (305) and a sewage discharge valve (306), the water outlet and the water inlet of the spray pipe (304) are respectively positioned at the upper side and the lower side inside the spray box (301), the spray header (303) is installed on the water outlet of the spray pipe (304), the first water pump (302) is installed on the spray pipe (304), and the air outlet is provided with a protective screen (307).

3. The safe and energy-saving gas cooking bench according to claim 1, wherein the cooking bench body (1) comprises a cooking bench (101), a shell (102) and a main body (103), the shell (102) and the main body (103) are respectively arranged at the inner side and the outer side of the cooking bench (101), the inner area of the main body (103) is a combustion chamber (5), the area between the main body (103) and the shell (102) is a heat exchange chamber (4), and two ends of the exhaust gas discharge pipe (6) are respectively communicated with the flue gas processor (3) and the shell (102).

4. A safety and energy saving gas range top according to claim 3, characterized in that the top of the range frame (101) is an arc-shaped ring plate structure (104), the main body (103) is fixed inside the range frame (101) and is provided with a plurality of through openings (105), the plurality of through openings (105) are uniformly arranged at the outer edge of the main body (103) below the arc-shaped ring plate structure (104) with the center of the main body (103) as the axis.

5. The safety and energy saving gas cooktop according to claim 1, characterized in that the heat exchanger (2) is a heat exchange pipe (201) made of heat conductive material, and the heat exchange pipe (201) is coiled and installed outside the body (103) of the cooktop body (1).

6. A safety and energy saving gas cooktop according to claim 5, wherein said heat exchange pipe (201) is provided with a control valve (202) and a flow regulator (203) near the water inlet.

7. The safe and energy-saving gas cooking bench according to claim 1, further comprising a cooking bench frame (7), wherein the cooking bench body (1) is installed on the cooking bench frame (7), a power supply, a gas pipe connected with a gas inlet and an air blower connected with the power supply are arranged in the cooking bench frame (7), an air blower switch (701) and an adjustable positioning gas switch (702) are arranged outside the cooking bench frame (7), and an air inlet pipe and an igniter connected with an air outlet of the air blower are arranged in the cooking bench body (1).

8. The utility model provides an intelligence kitchen gas economizer system which characterized in that: the energy-saving gas cooking bench comprises the energy-saving safety gas cooking bench and the heat storage water tank (14) as claimed in any one of claims 1 to 7, wherein two ends of the heat exchange pipe (201) are communicated with the heat storage water tank (14), part of spray pipes (304) of the flue gas processor (3) are positioned inside the heat storage water tank (14), the heat storage water tank (14) is provided with a water inlet pipe (8) and a connecting pipe (9), the connecting pipe (9) is provided with a water conveying pipe (10) and at least one output pipe (11), the water conveying pipe (10) is communicated with a water inlet of the heat exchange pipe (201), and a second water pump (12) is arranged on the connecting pipe (9) between the water conveying pipe (10) and the heat storage water tank (14).

9. The intelligent kitchen gas energy saving system according to claim 8, further comprising a steam generator (13), wherein the output pipe (11) is located between the second water pump (12) and the flue gas processor (3), and the steam generator (13) is installed on the output pipe (11).

10. The intelligent kitchen gas energy saving system according to claim 8, wherein the connecting pipe (9) is communicated with a liquid conveying pipe (305) of the flue gas processor (3).