CN114484513A - Gas integrated stove capable of forcibly discharging burning harmful gas - Google Patents

Abstract

The invention discloses a gas integrated cooker for forcibly discharging combustion harmful gas, wherein a gas cooker is arranged in a cooking bench, a combustion gas suction and discharge system is arranged on the cooking bench and comprises a combustion ring and a harmful gas discharge pipe, a combustion cavity is arranged in the combustion ring, a bottom through hole is formed in the bottom of the combustion ring, the aperture of the bottom through hole is larger than the diameter of a fire cover of the gas cooker, and the combustion ring is sleeved on the fire cover of the gas cooker and used for preventing the harmful gas generated during combustion of the gas from leaking; one end of the harmful gas discharge pipe is communicated with the combustion cavity of the combustion ring, and the other end of the harmful gas discharge pipe extends into the air suction back plate and is used for discharging harmful gas generated during combustion of fuel gas by means of the oil fume suction fan. The invention can effectively reduce harmful gas generated during combustion and oil smoke generated during cooking, and improve the comfort during cooking.

Description

Gas integrated stove capable of forcibly discharging burning harmful gas

Technical Field

The invention belongs to the technical field of integrated cookers, and particularly relates to a gas integrated cooker capable of forcibly discharging burning harmful gas.

Background

The integrated cooker is a combined cooker integrating multiple functions of a range hood, a gas stove, a disinfection cabinet, a storage cabinet and the like, and has the advantages of space saving, good oil fume extraction effect, energy saving, low consumption, environmental protection and the like. The integrated cooker originates from countries such as America, Germany, Japan and the like, and has a later time to enter China, and is more and more received and favored by mass consumers because a plurality of integrated cookers are integrated.

The structure of integrated kitchen is like the integrated kitchen of intelligent control gas that chinese patent CN204187668U discloses, which comprises a frame, top of a kitchen range and petticoat pipe, the top of a kitchen range is located frame upper portion and has the gas-cooker in top of a kitchen range department, the petticoat pipe is platelike, the interior border of petticoat pipe articulates in the frame, the outer border of petticoat pipe has convex knot limit, the petticoat pipe enables to detain the limit lock at the top of a kitchen range border around its articulated department after the swing, and the gas-cooker can be covered between petticoat pipe and top of a kitchen range, detain the limit inboard and can support and lean on at the top of a kitchen range border, detain the limit outside and have the control panel that can control the switching of gas-cooker and degree of opening.

However, the following drawbacks are common to the current integrated cookers: 1) aiming at the problem that the concentration of harmful gas in a kitchen is increased due to insufficient combustion in the combustion process of the integrated cooker, the influence on the health of a human body is caused, the common solution at present is to open doors and windows of the kitchen to keep ventilation, but in cold winter, the opening of the doors and windows of the kitchen can cause the temperature of the kitchen to be too low, so that the human body feels cold, and the cooked food can be rapidly cooled to influence the taste of delicacies; 2) the kitchen space is relatively narrow, when the doors and windows of the kitchen are opened, the air flow speed is high, and the fire of the gas stove is easily blown out; 3) although the integrated stove is provided with the range hood, the oil smoke suction and exhaust effect is still poor, the oil smoke contains a large amount of harmful substances, and the health of a human body is influenced after the human body sucks the oil smoke for a long time; 4) in the combustion process of the gas stove, a large amount of heat is dissipated, heat waste is serious, the temperature of a kitchen is overhigh in summer, the body feeling of people is affected, and people are unwilling to cook in summer; 5) when the integrated kitchen is provided with the function of steaming vegetables and barbecuing, the oven and the steam box are generally arranged below the cooking bench, so that the integrated kitchen is convenient to steam vegetables and barbecuing, but lacks fun, occupies the space below the cooking bench, and cannot make room for a drawer for storing bowls and chopsticks.

Disclosure of Invention

The invention aims to provide a gas integrated stove capable of forcibly discharging burning harmful gas so as to solve the problems that the harmful gas and oil smoke generated when the gas stove is used influence human health, and the temperature of a kitchen is increased due to serious heat loss.

In order to solve the technical problems, the invention adopts the technical scheme that:

the invention relates to a gas integrated cooker for forcibly discharging combustion harmful gas, which comprises a cooking bench and an oil fume suction and exhaust system, wherein the oil fume suction and exhaust system comprises an oil fume suction fan arranged in the cooking bench and a suction back plate arranged above the cooking bench, an air suction opening is formed in the suction back plate, the oil fume suction fan is communicated with an internal cavity of the suction back plate through an oil fume suction pipe, a gas stove is arranged in the cooking bench, the cooking bench is provided with the combustion gas suction and exhaust system, the combustion gas suction and exhaust system comprises a combustion ring and a harmful gas discharge pipe, a combustion cavity is arranged in the combustion ring, the bottom of the combustion ring is provided with a bottom through hole, the aperture of the bottom through hole is larger than the diameter of a fire cover of the gas stove, and the combustion ring is sleeved on the fire cover of the gas stove and is used for preventing the harmful gas generated during combustion from being discharged; one end of the harmful gas discharge pipe is communicated with the combustion cavity of the combustion ring, and the other end of the harmful gas discharge pipe extends into the air suction back plate and is used for discharging harmful gas generated during combustion of fuel gas by means of the oil fume suction fan.

Preferably, the gas stove is provided with two fire covers which are respectively used for cooking and barbecuing; the combustion ring comprises a first combustion ring for cooking and a second combustion ring for barbecuing, the first combustion ring and the second combustion ring are respectively sleeved on the two fire covers, the first combustion ring and the second combustion ring are both connected with oil smoke discharge pipes, and the two oil smoke discharge pipes are communicated with each other; the top plate of the first combustion ring is a flat plate or an arc-shaped surface with a concave center, a top through hole for flame to pass through is arranged on the top plate, and the top through hole corresponds to the bottom through hole up and down; the top plate of the second combustion ring is a flat plate; the first combustion ring and the second combustion ring are flanged upwards along the position direction of the bottom through hole; a flange is also arranged at the position of the first combustion ring along the through hole at the top; and heat insulation layers are arranged on the bottom surfaces and the side surfaces of the first combustion ring and the second combustion ring. The first combustion ring and the second combustion ring are upwards flanged along the position direction of the through hole at the bottom, and the first combustion ring is also provided with the flanged edge along the position of the through hole at the top, so that the top plate and the bottom plate of the first combustion ring and the second combustion ring can be prevented from being deformed by heating; the bottom surfaces and the side surfaces of the first combustion ring and the second combustion ring are provided with heat insulation layers, so that the temperature rise of the gas stove caused by the transmission of heat generated during combustion from the side surfaces or the bottom surfaces can be avoided.

Preferably, a barbecue cover is arranged on the gas stove corresponding to the second barbecue ring, the barbecue cover comprises a front cover and a rear cover, the rear cover is fixed on the top surface of the second barbecue ring, and the front cover is hinged on the top surface of the second barbecue ring, so that the heat generated during barbecue can be stored in the barbecue cover, and the barbecue efficiency is improved.

Preferably, the gas stove is provided with a temperature sensing system, the temperature sensing system comprises an infrared sensing device, a control chip and a gas control valve, the infrared sensing device comprises an infrared temperature detector and a sheath, the sheath is fixed on the air suction back plate, the infrared temperature detector is fixed in the sheath, the infrared temperature detector faces the second combustion ring, the infrared temperature detector is in communication connection with the control chip, the gas control valve is arranged at a gas pipe of the gas stove and is in communication connection with the control chip, and the control chip is installed in the gas stove.

Preferably, a vegetable steaming system is further arranged in the cooking bench; the vegetable steaming system comprises a first water tank, a combustion pipe and a flame thrower, wherein the first water tank is provided with a first water inlet pipe and a first water outlet pipe, and the first water outlet pipe is positioned below the first water inlet pipe; the flame thrower is positioned below the first water tank;the middle part of the combustion pipe is positioned in the first water tank, the bottom end of the combustion pipe penetrates out of the bottom of the first water tank and is butted with the flame thrower, and the top part of the combustion pipe penetrates out of the side wall of the first water tank and is communicated with the harmful gas discharge pipe; the middle part of the combustion pipe is spiral, a first water inlet valve is arranged at the first water inlet pipe, a first water outlet valve is arranged at the first water outlet pipe, and the first water inlet pipe is connected with the first water outlet pipe through a transparent pipe. The flame sprayed by the flame sprayer is combusted in the combustion tube, and CO generated in the combustion process₂When the gas enters the harmful gas discharge pipe from the other end of the combustion pipe, and then is discharged to the oil smoke suction and discharge system from the harmful gas discharge pipe, the content of the harmful gas in the kitchen can be further reduced. The middle part of combustion tube is the heliciform, and the area of contact of the water in multiplicable combustion tube and the first water tank, and then promote heat transfer efficiency, first inlet tube and first outlet pipe are used for changing the water in the first water tank, can acquire the water level of the water in the first water tank through the water level in the transparent pipe.

Preferably, the cooking bench on still be equipped with the air curtain, the air curtain include wind groove and the fan of blowing, the wind groove annular sets up in the upper surface of cooking bench, and the wind groove surrounds gas-cooker and first water tank, the top of wind groove is equipped with annular air outlet, the fan of blowing sets up the central point in rear side wind groove and puts and communicate with the wind groove, the central point in front side wind groove puts and is equipped with the deep bead. The air curtain can provide the round and follow supreme air wall down, and the hot-air that the burning produced upwards removes when the air curtain, and what can be better is absorbed by oil smoke suction and exhaust system, and then prevents the heat diffusion, avoids the kitchen to heat up.

Preferably, the bottom of the air suction back plate is also provided with a second water tank, and the position of the second water tank is staggered with an oil fume suction pipe of an oil fume suction fan; a second water inlet pipe and a water outlet faucet are arranged on the second water tank; the harmful gas discharge pipe and the combustion pipe penetrate through the second water tank and are used for heating water for cooking.

Preferably, still be equipped with scavenge pipe and heat transfer case in the backplate that induced drafts, the both ends of scavenge pipe communicate inside and outside the kitchen respectively, the part that the scavenge pipe is located the backplate that induced drafts is arranged side by side with harmful gas discharge pipe, scavenge pipe and harmful gas discharge pipe all run through the heat transfer case, the one end that the scavenge pipe is located the kitchen is equipped with the admission valve. In winter, the air inlet valve can be opened, because the air in the kitchen is pumped out by the oil smoke exhaust system during cooking, the air pressure in the kitchen is reduced, the outside air can enter the room through the air exchange pipe, and the air entering the room is heated through the heat exchange box and can be used as a heating air, so that the freshness of the indoor air is ensured, and the indoor temperature can be increased.

Preferably, a first auxiliary suction and exhaust system is arranged at the oil smoke suction and exhaust system, the first auxiliary suction and exhaust system comprises a corrugated pipe and a first bell mouth, and the top end of the corrugated pipe is communicated with an inner cavity of the air suction back plate; the horn mouth include horn mouth outer lane and horn mouth inner circle, have the clearance between horn mouth outer lane and the horn mouth inner circle, the bottom of horn mouth outer lane and horn mouth inner circle is passed through connecting portion and is connected for form the oil storage tank in the horn mouth, the top of horn mouth inner circle is equipped with one-way silica gel valve, the top of horn mouth outer lane can be dismantled with the bottom of bellows and be connected, still be equipped with the clear glass viewing aperture on the horn mouth outer lane for observe the volume of oil stain in the oil storage tank.

Preferably, the oil smoke suction and exhaust system department be equipped with the supplementary suction and exhaust system of second, the supplementary suction and exhaust system of second includes articulated bearing, flexible pipe and oil smoke suction and exhaust pipe, articulated bearing fixes on the backplate that induced drafts, flexible pipe is installed in articulated bearing, the one end of flexible pipe extends to in the inside cavity of the backplate that induced drafts, and the flexible pipe is located the one end of the backplate that induced drafts and is equipped with the second horn mouth, oil smoke suction and exhaust pipe be the loop configuration, oil smoke suction and exhaust pipe and flexible pipe are fixed and with flexible pipe intercommunication, oil smoke suction and exhaust pipe's bottom is equipped with a plurality of oil smoke absorption holes.

The first auxiliary suction and exhaust system and the second auxiliary suction and exhaust system can shorten the distance between the suction inlet of the suction back plate and the cooking bench, so that the oil smoke suction and exhaust effect is better.

Compared with the prior art, the technical scheme of the invention has the following beneficial effects:

1. the invention relates to a gas integrated cooker for forcibly discharging combustion harmful gas, which is provided with a combustion gas suction and discharge system, wherein the combustion gas suction and discharge system comprises a combustion ring and a harmful gas discharge pipe, the combustion ring is sleeved on a fire cover of a gas cooker and is used for preventing the harmful gas generated during combustion of the gas from leaking, one end of the harmful gas discharge pipe is communicated with a combustion cavity of the combustion ring, and the other end of the harmful gas discharge pipe extends into a suction back plate and is used for discharging the harmful gas generated during combustion of the gas by means of an oil fume suction fan, so that the harmful gas generated during combustion of the gas can be discharged from the oil fume suction and discharge system, and the harmful gas generated during combustion of the gas is prevented from influencing a human body.

2. The invention relates to a gas integrated cooker for forcibly discharging combustion harmful gas, wherein a ventilation pipe and a heat exchange box are arranged in an air suction back plate and are used for being arranged side by side with a harmful gas discharge pipe, the ventilation pipe and the harmful gas discharge pipe both penetrate through the heat exchange box, both ends of the ventilation pipe are respectively communicated with the inside and the outside of a kitchen, one end of the ventilation pipe, which is positioned in the kitchen, is provided with an air inlet valve, when the indoor temperature is lower in winter, the air inlet valve can be opened when cooking is carried out, so that outdoor air enters the room, and meanwhile, the air entering from the ventilation pipe is heated by the high-temperature harmful gas discharge pipe and the heat exchange box, so that the freshness of the indoor air can be kept, and the indoor temperature can be improved.

3. The gas integrated cooker for forcibly discharging the combustion harmful gas is characterized in that a combustion ring is sleeved on a fire cover of a gas stove, so that flame is combusted in a combustion cavity of the combustion ring, the flame is prevented from being blown out due to air flow in a kitchen, and smooth cooking can be better ensured.

4. The invention relates to a gas integrated cooker capable of forcibly discharging and combusting harmful gases, which is characterized in that two fire covers are arranged on a cooking bench, one fire cover is used for frying dishes, the other fire cover is used for roasting, a dish steaming system is arranged in the cooking bench, three functions of dish steaming, dish frying and roasting are integrated, the dish steaming and the roasting are arranged above the cooking bench, the cooking and the roasting are closer to the traditional dish steaming and roasting modes, the interestingness of cooking is increased, and the internal space of the cooking bench can be saved and used for placing bowls and chopsticks.

5. The gas integrated cooker for forcibly discharging the combustion harmful gas is also provided with the air curtain on the cooking bench, the air curtain can provide a circle of air walls from bottom to top, and hot air generated by combustion moves upwards when passing through the air curtain and can be better absorbed by an oil fume suction and exhaust system, so that heat diffusion is prevented, and the temperature rise of a kitchen is avoided.

6. The first auxiliary suction and exhaust system and the second auxiliary suction and exhaust system are arranged at the oil smoke suction and exhaust system of the gas integrated stove for forcibly exhausting the burning harmful gas, so that the distance from an air suction port of the oil smoke suction and exhaust system to the surface of a cooking bench can be shortened, and the oil smoke suction and exhaust effect is further improved.

7. The gas integrated cooker for forcibly discharging the combustion harmful gas is characterized in that the bottom of the air suction back plate is provided with the second water tank, water in the second water tank is heated through the harmful gas discharge pipe and high-temperature gas generated by combustion in the combustion pipe for cooking, water does not need to be collected at a water tank, and the gas integrated cooker is more convenient to use.

Drawings

Fig. 1 is a perspective view of a gas integrated range in which combustion harmful gas is forcibly discharged according to the present invention;

fig. 2 is a front view of a gas integrated range in which combustion harmful gas is forcibly discharged according to the present invention;

fig. 3 is a schematic structural view of the gas integrated cooker without an air suction back plate and a second water tank top plate;

fig. 4 is a sectional view a-a of the gas integrated range of fig. 2 for forcibly discharging the burned noxious gas;

fig. 5 is a B-B sectional view of the gas integrated range of fig. 2 for forcibly discharging combustion harmful gas;

fig. 6 is a C-C sectional view of the gas integrated range of fig. 2 for forcibly discharging combustion harmful gas;

FIG. 7 is a schematic view of a heat insulating layer of the combustion ring according to example 1;

FIG. 8 is a perspective view of a second auxiliary suction system;

FIG. 9 is a bottom view of the second auxiliary suction system;

FIG. 10 is a D-D sectional view of the second auxiliary suction/exhaust system;

FIG. 11 is a schematic diagram of a temperature sensing system;

FIG. 12 is a block diagram of an infrared sensing device;

FIG. 13 is a schematic view of a heat insulating layer of the combustion ring according to example 2;

fig. 14 is a schematic view of the internal structure of the heat exchange box according to embodiment 3.

Reference numerals: 1-cooking bench, 11-gas stove, 12-fire cover, 2-oil fume suction and exhaust system, 21-oil fume suction machine, 22-air suction back plate, 221-air suction opening, 23-oil fume suction pipe, 24-oil fume discharge pipe, 251-corrugated pipe, 252-first bell mouth, 2521-bell mouth outer ring, 2522-bell mouth inner ring, 2523-connecting part, 2524-one-way silica gel valve, 261-hinged bearing, 262-telescopic pipe, 263-oil fume suction and exhaust pipe, 2631-oil fume suction hole, 264-second bell mouth, 3-combustion gas suction and exhaust system, 31-combustion ring, 311-first combustion ring, 312-second combustion ring, 313-combustion cavity, 314-flanging, 315-silica dioxide heat insulation layer, 316-annular partition plate, 317, a circular water tank, 32, a harmful gas discharge pipe, 33, a barbecue cover, 331, a front cover, 332, a rear cover, 34, a heat exchange box, 341, a heat exchange pipe, 35, a ventilation pipe, 36, a fin, 37, a split bolt, a 4-vegetable steaming system, 41, a first water tank, 411, a first water inlet pipe, 412, a first water outlet pipe, 413, a transparent pipe, 42, a combustion pipe, 43, a flame sprayer, 5, 51, an air groove, 52, a blowing fan, 53, an air baffle, 61, a second water tank, 62, a second water inlet pipe, 63, a water outlet faucet, 711, an infrared temperature measurer, 712, a sheath, 72, a control chip and 73, wherein the flame control valve is arranged on the front cover, the rear cover and the rear cover.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to the attached drawings 1-3, the embodiment relates to a gas integrated cooker for forcibly discharging and burning harmful gas, which comprises a cooking bench 1, an oil fume suction and discharge system, a vegetable steaming system and an air curtain. The oil fume suction and exhaust system comprises an oil fume suction fan 21 arranged in the cooking bench 1 and an air suction back plate 22 arranged above the cooking bench 1, wherein an air suction opening 221 is formed in the air suction back plate 22, the oil fume suction fan 21 is communicated with an inner cavity of the air suction back plate 22 through an oil fume suction pipe 23, and an oil fume exhaust pipe 24 of the oil fume suction fan 21 penetrates out of the cooking bench 1 and extends to the outside.

A gas stove 11 is arranged in the cooking bench 1, and two fire covers 12 are arranged on the gas stove 1 and are respectively used for cooking and roasting; the cooking bench 1 is provided with a combustion gas suction and exhaust system, the combustion gas suction and exhaust system comprises a combustion ring 31 and a harmful gas discharge pipe 22, and as the gas stove 1 is provided with two fire covers 12, the combustion ring 31 and the harmful gas discharge pipe 22 are also provided with two groups in the embodiment, and the two combustion rings 31 are respectively a first combustion ring 311 for cooking dishes and a second combustion ring 312 for barbecuing; referring to fig. 3, 4, 5 and 7, a combustion chamber 313 is arranged inside the two combustion rings 31, a bottom through hole is formed at the bottom of the combustion ring 31, the aperture of the bottom through hole is larger than the diameter of the fire cover 12 of the gas stove, and the combustion ring 31 is sleeved on the fire cover 12 of the gas stove and used for preventing harmful gas generated during combustion of the gas from leaking outwards and also playing a role of preventing external flowing air from blowing out flame; the roof of first burning circle 311 is dull and stereotyped or is the recessed arcwall face in center, still be equipped with the top through-hole that is used for flame to pass on the roof, top through-hole and bottom through-hole correspond from top to bottom, the roof of second burning circle 312 is dull and stereotyped, the roof does not set up the top through-hole, all be connected with oil smoke discharge pipe 32 on first burning circle 311 and the second burning circle 312, and two oil smoke discharge pipes 32 communicate each other, the other end of oil smoke discharge pipe 32 extends to in the backplate 22 that induced drafts, harmful gas who produces when burning the gas with the help of the oil smoke suction fan discharges.

Referring to fig. 7, in order to prevent the first combustion ring 311 and the second combustion ring 312 from being deformed by heat, the first combustion ring 311 and the second combustion ring 312 are formed with a turned-up edge 314 facing upward along the position of the bottom through hole; a flange 314 is also arranged at the position of the first combustion ring 311 along the through hole at the top; in order to prevent the heat generated during combustion from being transferred downwards or to the periphery, the bottom surfaces and the side surfaces of the first combustion ring 311 and the second combustion ring 312 are provided with heat insulation layers, in this embodiment, the heat insulation layers are silica heat insulation layers 315.

Referring to fig. 1, 2 and 4, a barbecue cover 33 is further disposed on the gas range 11 corresponding to the second combustion ring 312, the barbecue cover 33 includes a front cover 331 and a rear cover 332, the rear cover 332 is fixed on the top surface of the second combustion ring 312, the front cover 331 is hinged on the top surface of the second combustion ring 312, the front cover 331 can be moved forward during barbecue, and further completely covers the second combustion ring 312, so that heat can be stored in the barbecue cover to improve barbecue efficiency, and an electric heating plate can be fixed on the inner side of the front cover 311 or/and the rear cover 312, thereby further improving barbecue efficiency.

Referring to fig. 1-3 and fig. 6, still being equipped with in the top of a kitchen range 1 and evaporating dish system 4, evaporate dish system 4 and include first water tank 41, combustion tube 42 and flame thrower 43, first water tank 41 on be equipped with first inlet tube 411 and first outlet pipe 412, first outlet pipe 412 is located the below of first inlet tube 413, first inlet tube 411 department is equipped with first water intaking valve for control is to first water tank 41 water injection, first outlet pipe 412 department is equipped with first outlet valve, is used for controlling the water in the first water tank 41 of discharging, links to each other through hyaline tube 413 between first inlet tube 411 and the first outlet pipe 412, is used for observing the water level of first water tank 41. The middle part of the combustion pipe 42 is positioned in the first water tank 41, the bottom end of the combustion pipe 42 penetrates out from the bottom of the first water tank 41, the top part of the combustion pipe 42 penetrates out from the side wall of the first water tank 41 and is communicated with the harmful gas discharge pipe 32, the middle part of the combustion pipe 42 is spiral, the contact area of the combustion pipe 42 and the water in the first water tank 41 can be increased, and the heat transfer efficiency is further improved; the flame thrower 43 is located below the first water tank 41, the flame thrower 43 is aligned with the bottom of the combustion tube 42, the flame sprayed by the flame thrower 43 is combusted in the combustion tube 42, and the CO generated in the combustion process₂When the gas enters the harmful gas discharge pipe 32 from the other end of the combustion pipe 42, and then is discharged to the oil smoke suction and discharge system from the harmful gas discharge pipe 32, the content of the harmful gas in the kitchen can be further reduced.

Referring to fig. 3 and 5, a ventilation tube 35 and a heat exchange box 34 are further arranged in the air suction back plate 22, two ends of the ventilation tube 35 are respectively communicated with the inside and the outside of the kitchen, a portion of the ventilation tube 35 located in the air suction back plate 22 is arranged side by side with the harmful gas discharge pipe 32, the ventilation tube 35 and the harmful gas discharge pipe 32 both penetrate through the heat exchange box 34, a heat exchange tube 341 is arranged in the heat exchange box 34, the heat exchange tube 341 is arranged around the ventilation tube 35 and the harmful gas discharge pipe 32, superconducting liquid is arranged in the heat exchange tube 341, metal powder or graphene powder is filled in the rest space in the heat exchange box 34, and an air inlet valve is arranged at one end of the ventilation tube located in the kitchen. In winter, can open the admission valve, because the inside air in kitchen is taken out by oil smoke suction and exhaust system during the culinary art, the kitchen internal gas pressure diminishes, outside air can enter into indoorly through scavenge pipe 35, and harmful gas discharge pipe 32 is the gas that the burning produced, the temperature is higher, the fresh air in scavenge pipe 35 is passed through the heat-conducting mode to harmful gas's in the harmful gas discharge pipe 32 temperature, make the indoor air of entering through the heating of heat transfer case, can use as the heating installation, the freshness of room air has not only been guaranteed, can also improve indoor temperature.

Referring to fig. 1 to 6, a second water tank 61 is further disposed at the bottom of the air suction back plate 22, and the position of the second water tank 61 is staggered with the oil smoke suction pipe 23 of the oil smoke suction fan 21; a second water inlet pipe 62 and a water outlet faucet 63 are arranged on the second water tank 61; the ends of the harmful gas exhaust pipe 32 and the combustion pipe 42 are passed through the second water tank 61 for heating water for use in cooking.

Referring to the attached bodies 1-3, an air curtain 5 is further arranged on the cooking bench 1, the air curtain 5 comprises an air groove 51 and a blowing fan 52, the air groove 51 is annularly arranged on the upper surface of the cooking bench 1, the air groove 51 surrounds the gas stove 11 and the first water tank 41, an annular air outlet is formed in the top of the air groove 51, the blowing fan 52 is arranged in the center of the rear side air groove 51 and communicated with the air groove 51, and a wind shield 53 is arranged in the center of the front side air groove 51; when the air curtain is opened, the air curtain can provide a circle of air walls from bottom to top, hot air generated by combustion can move upwards when passing through the air curtain, and can be better absorbed by the oil smoke exhaust system, so that heat diffusion is prevented, and the temperature rise of a kitchen is avoided.

Referring to fig. 1 to 3 and fig. 5, a first auxiliary suction and exhaust system and a second auxiliary suction and exhaust system are provided at the oil smoke suction and exhaust system. The first auxiliary suction and exhaust system comprises a bellows 251 and a first bell mouth 252, wherein the top end of the bellows 251 is communicated with the inner cavity of the suction back plate 22; the bell mouth 252 comprises a bell mouth outer ring 2521 and a bell mouth inner ring 2522, a gap exists between the bell mouth outer ring 2521 and the bell mouth inner ring 2522, the bottoms of the bell mouth outer ring 2521 and the bell mouth inner ring 2522 are connected through a connecting part 2523, so that an oil storage tank is formed in the bell mouth, a one-way silica gel valve 2524 is arranged at the top of the bell mouth inner ring 2522, so that oil smoke can only flow from bottom to top, the top of the bell mouth outer ring 2521 is detachably connected with the bottom of the corrugated pipe 251, and a transparent glass observation port is further arranged on the bell mouth outer ring and used for observing the amount of oil stains in the oil storage tank; when the cooking fume exhausting device is used, the first bell mouth 252 can be pulled by hand to stretch and deform the corrugated pipe 251, so that the first bell mouth 252 is close to the cooking position, and the oil fume exhausting effect is improved.

Referring to fig. 1, 5 and 8-10, the second auxiliary suction and exhaust system includes a hinge bearing 261, a telescopic tube 262 and an oil smoke suction and exhaust tube 263, the hinge bearing 261 is fixed on the air suction back plate 22, the telescopic tube 262 is installed in the hinge bearing 261, one end of the telescopic tube 262 extends into the internal cavity of the air suction back plate 22, and one end of the telescopic tube 262 in the air suction back plate 22 is provided with a second bell mouth 264, the oil smoke suction and exhaust tube 263 is of an annular structure, the oil smoke suction and exhaust tube 263 is fixed with the telescopic tube 262 and is communicated with the telescopic tube 262, and the bottom of the oil smoke suction and exhaust tube 263 is provided with a plurality of oil smoke suction holes 2631. When the cooking range hood is used, the telescopic pipe 262 can swing to rotate around the hinge bearing 261, so that the oil fume suction and discharge pipe 263 is located right above a cooking position, and the oil fume suction and discharge effect is further improved.

Referring to fig. 1 to 3, in the present embodiment, the ignition buttons of the gas stove and the flame thrower are both disposed on the upper surface of the cooking bench, but the disposition of the ignition buttons is not limited thereto, and a control screen may be disposed on the top of the air suction back plate, and the ignition buttons are in the form of electronic buttons and disposed on the control screen.

The working principle of the gas integrated cooker for forcibly discharging and burning harmful gas related to the embodiment is as follows:

when the fuel gas integrated stove for forcibly discharging and burning harmful gas is used for cooking, the pot is placed on the first combustion ring 311, the corresponding fire cover 12 on the fuel gas stove 11 is ignited, the flame is combusted in the first combustion ring 311, part of the flame penetrates out of the through hole in the top of the first combustion ring 311 and heats the bottom of the pot, the flame diffused all around heats the top plate of the first combustion ring 311, and then the heat is transferred to the bottom of the pot, so that the heat is fully utilized, and the heating efficiency is improved; the harmful gas generated during combustion is directly discharged through the harmful gas discharge pipe 32 and enters the suction back plate 22, and then is discharged out of the room through the oil smoke suction pipe 23.

When the gas integrated stove which forcibly discharges and burns harmful gas is used for barbecue, the dish is directly placed on the second combustion ring 312, the corresponding fire cover 12 on the gas stove 11 is ignited, flame is burnt in the second combustion ring 312, the top plate of the second combustion ring 312 is further heated, and then heat is transferred to food materials to achieve the purpose of barbecue; the harmful gas generated during combustion is directly discharged through the harmful gas discharge pipe 32 and enters the suction back plate 22, and then is discharged out of the room through the oil smoke suction pipe 23.

When the fuel gas integrated stove which forcibly discharges and burns harmful gas is used for steaming vegetables, the steaming rack is erected above the first water tank 41, water is injected into the first water tank 41 through the first water inlet pipe 411, the flame thrower 43 is ignited after water injection, the flame thrower sprays flame into the combustion pipe 42, namely the flame is burnt in the combustion pipe 42, the water in the first water tank 41 is heated, and steam is formed to cook food materials on the steaming rack; after the completion, the first water tank 41 can be emptied through the first water outlet pipe 412; the harmful gas generated by the combustion in the combustion pipe 42 is introduced into the harmful gas discharge pipe 32, then enters the suction back plate 22, and finally is discharged out of the room through the oil smoke suction pipe 23.

The gas stove is provided with a temperature sensing system, as shown in the attached drawings 11-12, the temperature sensing system comprises an infrared sensing device, a control chip 72 and a gas control valve 73, the gas control valve 73 is arranged at a gas pipe of the gas stove, the control chip 72 is arranged in the gas stove and adopts a 13.56MHZ high-frequency RFID natural gas valve gas tank liquefied petroleum gas pipeline valve management chip with the model of SA222043, the infrared sensing device comprises an infrared temperature detector 711 and a jacket 712, the jacket 712 is fixed on an air suction back plate, the infrared temperature detector 711 is fixed in the jacket 712, the infrared temperature detector 711 faces a second combustion ring, the infrared temperature detector 711 is in communication connection with the control chip 72, the gas control valve 73 is in communication connection with the control chip 72, when in use, the infrared temperature detector 711 is used for sensing the temperature of a pot on the second combustion ring, the control chip 72 receives the temperature signal from the infrared temperature detector 711, when the temperature of the oil in the pot is higher than 200 ℃ or the temperature of the dishes in the pot exceeds 200 ℃, the reason is that someone forgets to close the gas stove, and at the moment, the control chip 72 sends a control signal to the gas control valve 73 to cut off the gas pipe channel, so that automatic flameout is realized.

Example 2

In this embodiment, only the burner ring 31 is different from that of embodiment 1. Referring to fig. 13, in the present embodiment, a silica thermal insulation layer 315 is disposed at the bottom of the combustion ring 31, an annular partition 316 is disposed inside the combustion ring 31, the top of the annular partition 316 is connected to the top plate of the combustion ring 31, the bottom of the annular partition 316 is connected to the bottom plate of the combustion ring 31, so that an annular water tank 317 is formed between the annular partition 316 and the side plate of the combustion ring 31, water is filled in the annular water tank 317, and the water in the annular water tank 317 and the silica thermal insulation layer 315 at the bottom of the combustion ring 31 form a thermal insulation layer; the bottom end of the harmful gas discharge pipe 32 passes through the side plate and the annular partition plate, and the outer wall of the harmful gas discharge pipe is sealed with the side plate and the annular partition plate.

Example 3

In this embodiment, only the structures of the heat exchange tank 34, the harmful gas exhaust pipe 32, and the scavenging pipe 35 are different from those of embodiment 1. As shown in fig. 14, both the inner and outer walls of the harmful gas discharge pipe 32 and the ventilation pipe 35 are provided with fins 36, the fins 36 on the adjacent sides of the harmful gas discharge pipe 32 and the ventilation pipe 35 are arranged in a staggered manner, the harmful gas discharge pipe 32 and the ventilation pipe 35 are connected with each other by tie bolts 37 arranged on the fins 36, and the inside of the heat exchange box 34 is filled with graphene powder or metal powder.

The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims (10)

1. The utility model provides an integrated kitchen of gas of forced exhaust burning harmful gas, its includes top of a kitchen range and oil smoke suction and exhaust system, and oil smoke suction and exhaust system has seted up the inlet scoop including setting up the oil smoke suction fan in the top of a kitchen range and setting up the backplate that induced drafts in the top of a kitchen range top on the backplate that induced drafts, the oil smoke suction fan passes through the oil smoke aspiration channel and the inside cavity intercommunication of the backplate that induced drafts, the top of a kitchen range in be equipped with gas-cooker, its characterized in that: the gas stove is characterized in that a combustion gas suction and exhaust system is arranged on the cooking bench and comprises a combustion ring and a harmful gas exhaust pipe, a combustion cavity is arranged in the combustion ring, a bottom through hole is formed in the bottom of the combustion ring, the aperture of the bottom through hole is larger than the diameter of a fire cover of the gas stove, and the combustion ring is sleeved on the fire cover of the gas stove and used for preventing harmful gas generated during combustion of the gas from leaking; one end of the harmful gas discharge pipe is communicated with the combustion cavity of the combustion ring, and the other end of the harmful gas discharge pipe extends into the air suction back plate and is used for discharging harmful gas generated during combustion of fuel gas by means of the oil fume suction fan.

2. The gas integrated range for forcibly discharging combustion harmful gas according to claim 1, wherein: the gas stove is provided with two fire covers which are respectively used for cooking and barbecuing; the combustion ring comprises a first combustion ring for cooking and a second combustion ring for barbecuing, the first combustion ring and the second combustion ring are respectively sleeved on the two fire covers, the first combustion ring and the second combustion ring are both connected with oil smoke discharge pipes, and the two oil smoke discharge pipes are communicated with each other; the top plate of the first combustion ring is a flat plate or an arc-shaped surface with a concave center, a top through hole for flame to pass through is arranged on the top plate, and the top through hole corresponds to the bottom through hole up and down; the top plate of the second combustion ring is a flat plate; the first combustion ring and the second combustion ring are flanged upwards along the position direction of the through hole at the bottom; a flange is also arranged at the position of the first combustion ring along the through hole at the top; and heat insulation layers are arranged on the bottom surfaces and the side surfaces of the first combustion ring and the second combustion ring.

3. The gas integrated range for forcibly discharging combustion harmful gas according to claim 2, wherein: and a barbecue cover is also arranged on the gas stove corresponding to the second combustion ring and comprises a front cover and a rear cover, the rear cover is fixed on the top surface of the second combustion ring, and the front cover is hinged on the top surface of the second combustion ring.

4. The gas integrated range for forcibly discharging combustion harmful gas according to claim 2, wherein: the gas-cooker on be equipped with temperature sensing system, temperature sensing system includes infrared sensing device, control chip and gas control valve, infrared sensing device includes infrared temperature detector and sheath, and the sheath is fixed on the backplate that induced drafts, and infrared temperature detector fixes in the sheath, and infrared temperature detector faces the second combustion ring, infrared temperature detector and control chip communication connection, gas control valve set up the gas pipe department at the gas-cooker, gas control valve and control chip communication connection, control chip install in the gas-cooker.

5. The gas integrated range for forcibly discharging combustion harmful gas according to claim 1, wherein: a vegetable steaming system is also arranged in the cooking bench; the vegetable steaming system comprises a first water tank, a combustion pipe and a flame thrower, wherein the first water tank is provided with a first water inlet pipe and a first water outlet pipe, and the first water outlet pipe is positioned below the first water inlet pipe; the flame thrower is positioned below the first water tank; the middle part of the combustion pipe is positioned in the first water tank, the bottom end of the combustion pipe penetrates out of the bottom of the first water tank and is butted with the flame thrower, and the top part of the combustion pipe penetrates out of the side wall of the first water tank and is communicated with the harmful gas discharge pipe; the middle part of the combustion pipe is spiral, a first water inlet valve is arranged at the first water inlet pipe, a first water outlet valve is arranged at the first water outlet pipe, and the first water inlet pipe is connected with the first water outlet pipe through a transparent pipe.

6. The gas integrated cooker for forcibly discharging burning harmful gas according to claim 5, wherein: the gas stove is characterized in that an air curtain is further arranged on the stove, the air curtain comprises an air groove and an air blowing fan, the air groove is annularly arranged on the upper surface of the stove, the air groove surrounds the gas stove and the first water tank, an annular air outlet is formed in the top of the air groove, the air blowing fan is arranged at the center of the rear side air groove and communicated with the air groove, and a wind shield is arranged at the center of the front side air groove.

7. The gas integrated cooker for forcibly discharging burning harmful gas according to claim 5, wherein: the bottom of the air suction back plate is also provided with a second water tank, and the position of the second water tank is staggered with an oil fume suction pipe of an oil fume suction fan; a second water inlet pipe and a water outlet faucet are arranged on the second water tank; and the harmful gas discharge pipe and the combustion pipe both penetrate through the second water tank.

8. The gas integrated range for forcibly discharging combustion harmful gas according to claim 1, wherein: the air suction back plate is internally provided with an air exchange tube and a heat exchange box, two ends of the air exchange tube are respectively communicated with the inside and the outside of a kitchen, the part of the air exchange tube, which is positioned in the air suction back plate, is arranged side by side with a harmful gas discharge pipe, the air exchange tube and the harmful gas discharge pipe both penetrate through the heat exchange box, and one end of the air exchange tube, which is positioned in the kitchen, is provided with an air inlet valve.

9. The gas integrated range for forcibly discharging combustion harmful gas according to claim 1, wherein: the first auxiliary suction and exhaust system is arranged at the oil fume suction and exhaust system and comprises a corrugated pipe and a first bell mouth, and the top end of the corrugated pipe is communicated with the inner cavity of the air suction back plate; the horn mouth include horn mouth outer lane and horn mouth inner circle, have the clearance between horn mouth outer lane and the horn mouth inner circle, the bottom of horn mouth outer lane and horn mouth inner circle is passed through connecting portion and is connected for form the oil storage tank in the horn mouth, the top of horn mouth inner circle is equipped with one-way silica gel valve, the top of horn mouth outer lane can be dismantled with the bottom of bellows and be connected, still be equipped with the clear glass viewing aperture on the horn mouth outer lane for observe the volume of oil stain in the oil storage tank.

10. The gas integrated range for forcibly discharging combustion harmful gas according to claim 1, wherein: the oil smoke suction and exhaust system department be equipped with the supplementary suction and exhaust system of second, the supplementary suction and exhaust system of second includes articulated bearing, flexible pipe and oil smoke suction and exhaust pipe, articulated bearing fixes on the backplate that induced drafts, flexible pipe is installed in articulated bearing, the one end of flexible pipe extends to in the inside cavity of the backplate that induced drafts, and the flexible pipe is located the one end of the backplate that induced drafts and is equipped with the second horn mouth, oil smoke suction and exhaust pipe be the loop configuration, oil smoke suction and exhaust pipe and flexible pipe are fixed and with flexible pipe intercommunication, the bottom of oil smoke suction and exhaust pipe is equipped with a plurality of oil smoke absorption holes.

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