CN112212352A - Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace and combustion control process - Google Patents
Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace and combustion control process Download PDFInfo
- Publication number
- CN112212352A CN112212352A CN202011106562.6A CN202011106562A CN112212352A CN 112212352 A CN112212352 A CN 112212352A CN 202011106562 A CN202011106562 A CN 202011106562A CN 112212352 A CN112212352 A CN 112212352A
- Authority
- CN
- China
- Prior art keywords
- pipe
- furnace
- water
- gas
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/34—Elements and arrangements for heat storage or insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/08—Arrangement or mounting of burners
- F24C3/085—Arrangement or mounting of burners on ranges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/10—Arrangement or mounting of ignition devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
- F24C3/126—Arrangement or mounting of control or safety devices on ranges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chimneys And Flues (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention relates to the field of commercial frying furnaces, in particular to a multifunctional hearth system for utilizing smoke waste heat of a commercial frying furnace and a combustion control process. The invention has the advantages of isolating heat transfer sources, prolonging the service life of the hearth, reducing the temperature of the outer wall of the hearth, avoiding high-temperature corrosion, generating hot water by absorbing heat with cold water, recycling heat energy waste heat, saving traditional heat insulation materials by adopting the water-cooling heat insulation interlayer, reducing the production cost of the frying furnace, having the characteristic of multifunctional utilization of flue gas waste heat, polluting surrounding air by tail smoke and being inconvenient to know the water level and the water temperature in the cold water heat insulation interlayer.
Description
Technical Field
The invention relates to the field of commercial frying furnaces, in particular to a combustion control process of a multifunctional hearth system utilizing smoke waste heat of a commercial frying furnace.
Background
Energy-saving stoves are divided into two types, domestic and commercial. Because the commercial energy-saving stove has good energy-saving benefit, commercial energy saving is more emphasized by people. The energy-saving methods of the common commercial frying stove include energy-saving stove head energy-saving, energy-saving hearth energy-saving, empty-burning-preventing energy-saving and other methods of the small frying stove. The steam cabinet and the steam stove usually use a steam engine to save energy, namely the utilization rate of the stove to fuel is high, and the higher the utilization rate is, the higher the heat efficiency is. The method comprises the following technologies of paying attention to whether combustion is complete, whether heat absorption is good, whether empty combustion exists or not, heat preservation and insulation and the like. The national thermal efficiency standard of the blast type Chinese style small frying stove is 20 percent, the national thermal efficiency standard of the large frying stove is 42 percent, and the national thermal efficiency standard of the steaming cabinet is 40 percent. Generally, few kitchen utensils and appliances manufacturers can reach the standard, and the standard reaching is the stove with the energy-saving effect.
Chinese patent No. CN105003938B provides a steam generator for retrieving waste heat of commercial frying stove, including the storage water tank, the storage water tank includes inlayer and skin, form the water storage cavity between inlayer and the skin, water storage cavity and water level control case intercommunication, be provided with the running water import on the skin, the boiling water export, a plurality of excess fire export, steam outlet, the moisturizing mouth, be provided with a plurality of excess fire entry on the inlayer, be provided with a plurality of in the water storage cavity and go into the first bellows that communicates with excess fire entry and excess fire export, be provided with the float switch in the water level control case, the last intercommunication of water level control case has steam separation case. The beneficial effects are that: the water can fully absorb the waste heat and can quickly heat the water in the water storage tank; after more heat is absorbed by water, the temperature of the surrounding environment can be reduced; after the water in the water storage tank is boiled, a large amount of steam can be generated and is conveyed to the steam stove through the steam discharging port for use, the steam stove does not need to be additionally and independently heated, and the fuel utilization rate is improved to more than 95%.
Present stir-fry stove, can not play and keep apart the heat transfer source and keep apart the effect, lead to furnace life shorter, can not carry out fine cooling to furnace's outer wall, lead to the high temperature corrosion furnace, the recycle function that does not have the heat energy waste heat, present stir-fry stove adopts traditional thermal insulation material, the manufacturing cost of stir-fry stove is higher, stir-fry stove does not have the multi-functional utilization of flue gas waste heat, the tail cigarette can pollute peripheral air simultaneously, be not convenient for know cold water heat insulation interlayer water level and temperature characteristics shortcoming, consequently, need urgent research and development a commercial combustion control technology who stir-fry stove flue gas waste heat multi-functional utilization furnace system.
Disclosure of Invention
The invention aims to provide a combustion control process of a commercial stir-frying furnace flue gas waste heat multifunctional utilization hearth system, and aims to solve the problems that the isolation effect of heat transfer sources cannot be achieved, the service life of a hearth is short, the outer wall of the hearth cannot be well cooled, the hearth is corroded at high temperature, the heat energy waste heat recycling function is unavailable, the conventional stir-frying furnace adopts a traditional heat insulation material, the production cost of the stir-frying furnace is high, the stir-frying furnace does not have the multifunctional utilization of the flue gas waste heat, simultaneously tail smoke can pollute the surrounding air, and the characteristics of the water level and the water temperature in a cold water heat insulation interlayer are inconvenient to know.
The technical scheme of the invention is as follows: a combustion control process of a multifunctional hearth system utilizing flue gas waste heat of a commercial frying furnace comprises a hearth, wherein a hearth inner wall is arranged inside the hearth, a cold water heat insulation interlayer is arranged between the hearth and the hearth inner wall, a tail smoke heat release pipe is arranged inside the hearth, a tail smoke interlayer is arranged at one end of the tail smoke heat release pipe, a waste gas tail smoke discharge pipe is fixed at the bottom of the tail smoke interlayer, a counter bore under a residual fire is arranged inside the hearth, a fire pipe is arranged inside the counter bore under the residual fire, a heat storage ceramic plate is arranged inside the hearth inner wall, a flue gas waste heat interlayer is arranged between the heat storage ceramic plate and the hearth inner wall, a high-temperature heat energy collecting annular corrugated pipe is arranged inside the flue gas waste heat interlayer, one end of the high-temperature heat energy collecting annular corrugated pipe is connected with a high-temperature heat, the bottom of the furnace end is provided with a furnace end burner, the internally mounted of the furnace end burner has a fire pipe, the bottom of the furnace end burner is fixed with a second connecting pipe, the bottom of the hearth is fixedly communicated with a water inlet and outlet dual-purpose water pipe connector, the bottom of the water inlet and outlet dual-purpose water pipe connector is connected with a double-way pipe, one end of the double-way pipe is connected with a three-way out-phase valve, the inside of the hearth is provided with a water level gauge and a temperature sensor, the controller is electrically connected with the three-way out-phase electromagnetic valve, the water level gauge and the temperature sensor through a flat cable, a tail smoke filtering device is installed at one end of the waste gas tail smoke discharge pipe, the tail smoke filtering device comprises a filtering shell, a double-layer filtering net and active carbon are installed inside the filtering shell, an exhaust fan is installed at the top of the filtering shell, one side of the furnace end is provided, one end of the gas transmission pipe is connected with an electromagnetic valve, and one end of the gas transmission pipe is connected with an oxygen tank.
Further, the fixed intercommunication in bottom of furnace has the inlet pipe, and the one end of inlet pipe is connected with main fan.
Further, one side of inlet pipe is fixed with the fuel and admits air and is responsible for, the fuel one end of admitting air and being responsible for is fixed with main gas atomizer, and main gas atomizer is located the inside of inlet pipe.
Further, the top of furnace is provided with the stove circle, the top of stove circle is provided with the iron pan.
Furthermore, one side of the hearth is provided with an evacuation port, an evacuation pipe is fixed in the evacuation port, and one end of the evacuation pipe is provided with a gas evacuation valve.
Furthermore, a plurality of ultrasonic wave generating devices are arranged in the cold water heat insulation interlayer and are distributed at equal intervals.
Furthermore, a water pool is arranged on one side of the hearth, a water bag is arranged inside the water pool, and a conical opening is arranged at the bottom of the water pool.
Further, a three-way catalyst is added in the middle of the exhaust gas and tail smoke discharge pipe.
Furthermore, a communication opening is formed in one side of the hearth, a communication pipe is installed inside the communication opening, and the other end of the first connecting pipe is fixed to one end of the communication pipe.
Further, the combustion control process comprises the steps of:
s1, water injection: starting a water inlet end of the three-way out-phase electromagnetic valve through a controller, and enabling water to enter the cold water heat insulation interlayer through a water inlet and outlet dual-purpose water pipe connecting port;
s2, detecting the water level: when the water level detected by the water level gauge is 2-3cm away from the top wall of the interior of the hearth, the controller closes the water inlet end of the three-way out-of-phase electromagnetic valve;
s3, introducing fuel: the fuel is conveyed into the main gas atomizer through the fuel inlet main pipe, the fuel is atomized by the main gas atomizer and enters the burner combustor, and the atomized fuel is ignited through the seed ignition pipe, so that the sufficient combustion rate of the fuel can be improved through fuel atomization;
s4, ignition: fuel is atomized and enters a burner combustor to be ignited through a kindling pipe, the fuel is combusted to heat an iron pan, and meanwhile, waste heat transfers heat to water in a cold water heat insulation interlayer;
s5, temperature detection: the temperature sensor measures the water temperature in the cold water heat insulation interlayer, data detected by the temperature sensor is transmitted to the controller, the temperature is displayed through a nixie tube on the controller, and the temperature sensor is convenient to use and know the water temperature of the cold water heat insulation interlayer;
s6, thermal power control: the fire control is divided into small fire, middle fire and big fire, the small fire, the middle fire and the big fire are controlled by the working power of the main fan, the working power parameter of the main fan, the small fire, the middle fire and the big fire are divided into the power of the main fan, in addition, an oxygen tank is added beside the main fan, when the big fire is adjusted, because the needed fire is stronger, the fuel is determined to be insufficiently combusted, at the moment, the electromagnetic valve is controlled by the controller, the oxygen in the oxygen tank enters the gas transmission pipeline of the fuel gas and the air, so that the fuel is more sufficiently combusted;
s7, water replenishing: when the water in the water drum is used, the water level in the cold water heat insulation interlayer is reduced, and the water level meter detects that the water level in the hearth is reduced by 5-6cm, the controller is started to open the water inlet end of the three-way out-of-phase electromagnetic valve, and when the water level is 2-3cm away from the top wall of the hearth, the water inlet end of the three-way out-of-phase electromagnetic valve is closed through the controller;
s8, fuel tail smoke: tail smoke generated by fuel enters the exhaust gas and tail smoke discharge pipe through the tail smoke heat release pipe and the tail smoke interlayer, and the fuel tail smoke is discharged into the tail smoke filtering device through the exhaust gas and tail smoke discharge pipe;
s9, three-way catalysis: when the tail gas passes through the exhaust gas and tail smoke discharge pipe, the three-way catalyst converts harmful gases such as CO, HC, NOx and the like discharged by the tail gas into harmless carbon dioxide, water and nitrogen through oxidation and reduction, when the high-temperature tail gas passes through the exhaust gas and tail smoke discharge pipe, the purifying agent in the three-way catalyst enhances the activity of the CO, HC and NOx and promotes the CO, HC and NOx to perform certain oxidation-reduction chemical reaction, wherein the CO is oxidized into colorless and nontoxic carbon dioxide gas at high temperature, HC compounds are oxidized into water (H20) and carbon dioxide at high temperature, the NOx is reduced into nitrogen and oxygen, and the three harmful gases are changed into harmless gases, so that the tail gas is purified;
s10, tail smoke filtering: the tail smoke entering the smoke filtering device is primarily filtered through a double-layer filter screen, then the tail smoke is further filtered through active carbon, and the filtered tail smoke is discharged into the air through an exhaust fan;
s11, tail smoke waste heat utilization: the heat accompanied in the flue gas can enter the flue gas waste heat interlayer, then the heat energy in the flue gas waste heat interlayer is transferred into the high-temperature heat energy collecting annular corrugated pipe, and then the high-temperature heat energy collecting annular corrugated pipe enables the heat energy to enter the burner combustor through the high-temperature heat energy return pipe for utilization;
s12, descaling: starting an ultrasonic generator inside the cold water heat insulation interlayer, wherein the ultrasonic generator can remove water scales, and starting an ultrasonic generator every other day.
S13, cleaning a furnace end: add a gas blow pipe on the furnace end next door, when the gas furnace end used, often because the lime-ash drops into the jam, can influence mixed gas like this and get into furnace in, influence combustion efficiency, sweep the furnace end through the strong wind for the gas blow pipe, prevent that the furnace end from blockking up, sweep the furnace end once with the strong wind using every 4 h.
The invention provides a multifunctional hearth system for utilizing the smoke waste heat of a commercial frying furnace by improvement, compared with the prior art, the multifunctional hearth system has the following improvements and advantages:
(1) through the water-cooling heat insulation interlayer that sets up, the effect is kept apart to the heat transfer source can be kept apart to the water-cooling heat insulation interlayer, improves furnace increase of service life, can lower the temperature to furnace's outer wall, avoids high temperature corrosion, utilizes cold water heat absorption to produce hot water, can save traditional thermal insulation material to the recycle of heat energy waste heat, adopts the water-cooling heat insulation interlayer simultaneously, reduces the manufacturing cost who fries the stove.
(2) Through the flue gas waste heat intermediate layer that sets up, annular bellows and high temperature heat energy back flow are collected to high temperature heat energy, fuel can produce the flue gas when burning, consequently, the heat that accompanies in the flue gas can enter into the flue gas waste heat intermediate layer, later in the flue gas waste heat intermediate layer heat energy transfer to the annular bellows is collected to high temperature heat energy, adopt high temperature heat energy to collect annular bellows can increase with the contact area of the interior heat energy of flue gas waste heat intermediate layer, heat energy transfer efficiency is improved, later the annular bellows is collected to high temperature heat energy and heat energy enters into furnace end combustor through the high temperature heat energy back flow and utilizes, make the frying furnace have the multi-functional utilization characteristics.
(3) Through the controller, tee bend out of phase solenoid valve, fluviograph and the temperature sensor that set up, fluviograph and temperature sensor can detect cold water heat insulation interlayer's water level and temperature respectively, and convenient to use knows cold water heat insulation interlayer's temperature and water level, can the automatic control tee bend out of phase solenoid valve intake and drainage function through the controller, improve the convenience of furnace system use.
(4) Through the tail cigarette filter equipment who sets up, the double-deck filter screen in the flue gas filter equipment can filter the granule in the tail cigarette, avoids during the granule enters into the air, and the pungent smell in the tail cigarette can be adsorbed to the active carbon, improves the environment of surrounding air, and the air exhauster can make the tail cigarette smooth through tail cigarette filter equipment.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the furnace structure of the present invention;
FIG. 3 is a schematic view of the bottom of the hearth of the present invention;
FIG. 4 is a schematic view of the exploded perspective structure of the hearth of the present invention;
FIG. 5 is a schematic perspective view of the hearth of the present invention;
FIG. 6 is a schematic view of the tail smoke filter arrangement of the present invention;
fig. 7 is a schematic diagram of the controller connections of the present invention.
Description of reference numerals:
1 exhaust gas and tail smoke discharge pipe, 2 cone mouth, 3 water pocket, 4 connecting pipe I, 5 tail smoke interlayer, 6 furnace end, 7 fire pipe, 8 high temperature heat energy reflux pipe, 9 three-way out-of-phase electromagnetic valve, 10 fuel inlet main pipe, 11 main blower fan, 12 main gas atomizer, 13 water inlet and outlet dual-purpose water pipe connector, 14 cold water heat insulation interlayer, 15 high temperature heat energy collecting annular corrugated pipe, 16 furnace ring, 17 residual fire counter bore, 18 iron pan, 19 heat storage ceramic plate, 20 gas exhaust valve, 21 tail smoke heat release pipes, 22 communicating pipes, 23 hearths, 24 burner burners, 25 hearths, 26 smoke waste heat interlayers, 27 movable joints, 28 connecting pipe II, 29 water level meters, 30 temperature sensors, 31 controllers, 32 tail smoke filtering devices, 33 filtering shells, 34 double-layer filtering nets, 35 activated carbon, 36 exhaust fans, 37 blowing pipes, 38 oxygen tanks, 39 air conveying pipes and 40 electromagnetic valves.
Detailed description of the invention
The present invention will be described in detail with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be 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 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.
The invention provides a combustion control process of a multifunctional hearth system utilizing smoke waste heat of a commercial frying furnace by improving, as shown in figures 1-7, the combustion control process comprises a hearth 23, a hearth inner wall 25 is arranged in the hearth 23, a cold water heat insulation interlayer 14 is arranged between the hearth 23 and the hearth inner wall 25, the water cooling heat insulation interlayer 14 can isolate the heat transfer source isolation effect, the service life of the hearth 23 is prolonged, the outer wall of the hearth 23 can be cooled, high-temperature corrosion is avoided, hot water can be generated by absorbing heat of cold water, the heat energy waste heat can be recycled, meanwhile, the traditional heat insulation material can be saved by adopting the water cooling heat insulation interlayer 14, the production cost of the frying furnace is reduced, a tail smoke heat releasing pipe 21 is arranged in the hearth 23, a tail smoke interlayer 5 is arranged at one end of the tail smoke releasing pipe 21, a waste gas tail smoke discharging pipe 1 is fixed at the bottom of the tail smoke interlayer 5, a, the fire tube 7 is arranged in the counter bore 17 under the residual fire, the heat storage ceramic plate 19 is arranged in the inner wall 25 of the hearth, the flue gas waste heat interlayer 26 is arranged between the heat storage ceramic plate 19 and the inner wall 25 of the hearth, the fuel can generate flue gas during combustion, therefore, the heat accompanied by the flue gas can enter the flue gas waste heat interlayer 26, then the heat energy in the flue gas waste heat interlayer 26 is transferred into the high-temperature heat energy collecting annular corrugated tube 15, the high-temperature heat energy collecting annular corrugated tube 15 is arranged in the flue gas waste heat interlayer 26, the contact area of the high-temperature heat energy collecting annular corrugated tube 15 and the heat energy in the flue gas waste heat interlayer 16 can be increased by adopting the high-temperature heat energy collecting annular corrugated tube 15, the heat energy can be utilized by entering the burner 24 through the high-temperature heat energy return tube 8, the frying furnace has the characteristic of multifunctional utilization of waste heat of flue gas, a furnace end 6 is arranged inside a hearth 23, a furnace end combustor 24 is arranged at the bottom of the furnace end 6, a fire pipe 7 is arranged inside the furnace end combustor 24, a connecting pipe II 28 is fixed at the bottom of the furnace end combustor 24, a water inlet and outlet dual-purpose water pipe connecting port 13 is fixedly communicated at the bottom of the hearth 23, a double-way pipe is connected at the bottom of the water inlet and outlet dual-purpose water pipe connecting port 13, a three-way out-of-phase valve 9 is connected at one end of the double-way pipe, the water inlet and outlet conditions of a cold water heat insulation interlayer 14 can be controlled through the three-way out-of-phase valve 9, a water level meter 29 and a temperature sensor 30 are arranged inside the hearth 23, the water level meter 29 and the temperature sensor 30 can respectively detect the water level and the water temperature in the cold water heat insulation interlayer, The water level meter 29 and the temperature sensor 30 are electrically connected, the water inlet and the water discharge functions of the three-way out-of-phase electromagnetic valve 9 can be automatically controlled through the controller 31, the use convenience of the hearth system is improved, the tail smoke filtering device 32 is installed at one end of the waste gas and tail smoke discharge pipe 1, the tail smoke filtering device 32 comprises a filtering shell 33, a double-layer filter screen 34 and active carbon 35 are installed inside the filtering shell 33, the double-layer filter screen 34 can filter particles in the tail smoke to prevent the particles from entering the air, the active carbon 35 can adsorb pungent smell in the tail smoke to improve the environment of the surrounding air, an exhaust fan 36 is installed at the top of the filtering shell 33, the exhaust fan 36 can enable the tail smoke to smoothly pass through the tail smoke filtering device 32, an air blowing pipe 37 is arranged at one side of the furnace end 6, an air conveying pipe 39 is fixedly communicated with one side of the output end of the main, one end of the gas pipe 39 is connected with an oxygen tank 38.
Further, the bottom of furnace 23 is fixed the intercommunication has the inlet pipe, and the one end of inlet pipe is connected with main fan 11, and main fan 11 can enter into in the furnace end combustor 24 fast with the fuel after the fuel atomizes through main gas atomizer 12.
Further, a fuel air inlet main pipe 10 is fixed on one side of the feed pipe, a main gas atomizer 12 is fixed on one end of the fuel air inlet main pipe 10, the main gas atomizer 12 can atomize fuel, and the main gas atomizer 12 is located inside the feed pipe.
Further, a furnace ring 16 is arranged at the top of the hearth 23, the furnace ring 16 is convenient for placing an iron pan 18, and the iron pan 18 is arranged at the top of the furnace ring 16.
Furthermore, one side of the hearth 23 is provided with an evacuation port, an evacuation pipe is fixed inside the evacuation port, one end of the evacuation pipe is provided with a gas evacuation valve 20, and the gas evacuation valve 20 is used for exhausting air in the cold water heat insulation interlayer 14.
Further, a plurality of ultrasonic wave generators 27 are installed inside the cold water heat insulation interlayer 14, and the plurality of ultrasonic wave generators 27 are distributed at equal intervals.
Furthermore, a water tank is arranged on one side of the hearth 23, a water bag 3 is arranged in the water tank, a conical opening 2 is arranged at the bottom of the water tank, and water heated in the cold water heat insulation interlayer 14 can enter the water bag 3 through the conical opening 2.
Further, a three-way catalyst 4 is added to the middle position of the exhaust gas and exhaust gas discharge pipe 1.
Furthermore, a communication opening is formed in one side of the hearth 23, a communication pipe 22 is installed inside the communication opening, the other end of the first connecting pipe 4 is fixed to one end of the communication pipe 22, and the first connecting pipe 4 is conveniently communicated with the inside of the cold water heat insulation interlayer 14 through the communication pipe 22.
Further, the combustion control process comprises the steps of:
s1, water injection: the water inlet end of the three-way out-phase electromagnetic valve 9 is started through the controller 31, and water enters the cold water heat insulation interlayer 14 through the water inlet and outlet dual-purpose water pipe connecting port 13;
s2, detecting the water level: when the water level detected by the water level meter 29 is 2-3cm away from the top wall of the interior of the hearth 1, the controller 31 closes the water inlet end of the three-way out-of-phase electromagnetic valve 9;
s3, introducing fuel: the fuel is conveyed into the main fuel gas atomizer 12 through the main fuel gas inlet pipe 10, the fuel is atomized by the main fuel gas atomizer 12 and enters the burner 24, and the atomized fuel is ignited through the fire tube 7, so that the full combustion rate of the fuel can be improved through fuel atomization;
s4, ignition: fuel is atomized and enters a burner combustor 24 to be ignited through a kindling pipe 7, the fuel is combusted to heat an iron pan 18, and meanwhile, waste heat transfers heat to water in a cold water heat insulation interlayer 14;
s5, temperature detection: the temperature sensor 30 measures the water temperature in the cold water heat insulation interlayer 14, data detected by the temperature sensor 30 are transmitted to the controller 31, the temperature is displayed through a nixie tube on the controller 31, and the temperature sensor 30 is convenient to use and know the water temperature of the cold water heat insulation interlayer 14;
s6, thermal power control: the fire control is divided into small fire, middle fire and big fire, the small fire, the middle fire and the big fire are controlled by the working power of the main fan 11, the working power parameter of the main fan 11, the small fire, the middle fire and the big fire are divided into the power of the main fan 11, in addition, an oxygen tank 38 is added beside the main fan 11, when the big fire is adjusted, because the needed fire is comparatively violent, the fuel is determined to be insufficiently combusted, then the controller 31 controls the electromagnetic valve 40, the oxygen in the oxygen tank 38 enters the gas and air conveying pipes 39, so that the fuel is more fully combusted;
s7, water replenishing: when water in the water bag 3 is used, the water level in the cold water heat insulation interlayer 14 is lowered, and the water level meter 29 detects that the water level in the hearth 1 is lowered by 5-6cm, the controller 31 is started to open the water inlet end of the three-way out-of-phase electromagnetic valve 9, and when the water level is 2-3cm away from the top wall in the hearth 1, the controller 31 is used to close the water inlet end of the three-way out-of-phase electromagnetic valve 9;
s8, fuel tail smoke: tail smoke generated by fuel enters the waste gas and tail smoke discharge pipe 1 through the tail smoke heat release pipe 21 and the tail smoke interlayer 5, and the fuel tail smoke is discharged into the tail smoke filtering device 32 through the waste gas and tail smoke discharge pipe 1;
s9, three-way catalysis: when the tail gas passes through the exhaust gas and tail smoke discharge pipe 1, the three-way catalyst 4 converts harmful gases such as CO, HC and NOx discharged by the tail gas into harmless carbon dioxide, water and nitrogen through oxidation and reduction, when the high-temperature tail gas passes through the exhaust gas and tail smoke discharge pipe 1, the purifying agent in the three-way catalyst 4 enhances the activity of the CO, HC and NOx to promote the CO, HC and NOx to perform certain oxidation-reduction chemical reaction, wherein the CO is oxidized into colorless and nontoxic carbon dioxide gas at high temperature, HC compounds are oxidized into water (H20) and carbon dioxide at high temperature, the NOx is reduced into nitrogen and oxygen, the three harmful gases are changed into harmless gases, and the tail gas is purified;
s10, tail smoke filtering: the tail smoke entering the smoke filtering device 32 is primarily filtered by a double-layer filter screen 34, then the tail smoke is further filtered by active carbon 35, and the filtered tail smoke is discharged into the air by an exhaust fan 36;
s11, tail smoke waste heat utilization: the heat accompanied by the flue gas can enter the flue gas waste heat interlayer 26, then the heat energy in the flue gas waste heat interlayer 26 is transferred into the high-temperature heat energy collecting annular corrugated pipe 15, and then the high-temperature heat energy collecting annular corrugated pipe 15 enables the heat energy to enter the burner 6 of the burner through the high-temperature heat energy return pipe 8 for utilization;
s12, descaling: the ultrasonic generator 27 inside the cold water heat insulation interlayer 14 is started, the ultrasonic generator 27 can remove scale, and one ultrasonic generator 27 is started every other day.
S13, cleaning a furnace end: add a gas blow pipe 37 beside furnace end 6, when gas furnace end 6 used, often because the lime-ash drops into the jam, can influence like this and mix in the gas gets into furnace, influence combustion efficiency, sweep furnace end 6 with strong wind through gas blow pipe 37, prevent that the furnace end from blockking up, sweep furnace end 6 once with strong wind using every 4 h.
The working principle is as follows: cold water is conveyed into the cold water heat insulation interlayer 14 through the water inlet and outlet dual-purpose water pipe connecting port 13, the water cooling heat insulation interlayer 14 can insulate a heat transfer source, the service life of the hearth 23 is prolonged, the outer wall of the hearth 23 can be cooled and prevented from high-temperature corrosion, hot water is generated by heat absorption of the cold water, and heat energy and waste heat can be recycled, meanwhile, the water cooling heat insulation interlayer 14 can be used for saving a traditional heat insulation material, the production cost of a frying furnace is reduced, fuel can generate smoke during combustion, therefore accompanying heat in the smoke can enter the smoke waste heat interlayer 26, then the heat energy in the smoke waste heat interlayer 26 is transferred into the high-temperature heat energy collecting annular corrugated pipe 15, the high-temperature heat energy collecting annular corrugated pipe 15 can increase the contact area of the heat energy in the smoke waste heat interlayer 16, and the heat energy transfer efficiency is improved, then the high temperature heat energy collecting ring-shaped corrugated pipe 15 enters the heat energy into the furnace end burner 24 through the high temperature heat energy return pipe 8 for utilization, so that the frying furnace has the characteristic of multifunctional utilization of the residual heat of the flue gas, the main fan 11 is started at the same time, the fuel atomized by the main gas atomizer 12 can rapidly enter the furnace end burner 24, the communicating pipe 22 can convey hot water into the water drum 3 through the connecting pipe I4, so that the hot water is conveniently utilized, the water level meter 29 and the temperature sensor 30 can respectively detect the water level and the water temperature in the cold water heat insulation interlayer 14, when the water level is reduced, the water inlet end of the three-way out-of-phase electromagnetic valve 9 is started through the controller 31, when the water level reaches a specified position, the water inlet end of the three-way out-phase electromagnetic valve 9 is closed through the controller 31, so that the water temperature and the water level of the cold water heat insulation, the convenience that improves furnace system and use, the tail gas that furnace 23 produced passes through waste gas tail gas discharge pipe 1 and discharges into flue gas filter equipment 32, and double-deck filter screen 34 in the flue gas filter equipment 32 can filter the granule in the tail gas, avoids the granule to enter into the air, and the pungent smell in the tail gas can be adsorbed to active carbon 35, improves the environment of surrounding air, and exhaust fan 36 can make the smooth tail gas of passing through tail gas filter equipment 32.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a commercial frying furnace flue gas waste heat multi-functional utilization furnace system and combustion control technology which characterized in that: including furnace (23), controller (31) and combustion control technology, the inside of furnace (23) is provided with furnace inner wall (25), be provided with cold water thermal-insulated intermediate layer (14) between furnace (23) and furnace inner wall (25), the internally mounted of furnace (23) has tail smoke heat release pipe (21), tail smoke intermediate layer (5) are installed to the one end of tail smoke heat release pipe (21), the bottom of tail smoke intermediate layer (5) is fixed with waste gas tail smoke delivery pipe (1), the inside of furnace (23) is provided with counter bore (17) under the excessive fire, the inside of counter bore (17) is provided with fire pipe (7) under the excessive fire, the inside of furnace inner wall (25) is provided with heat accumulation ceramic plate (19), be provided with flue gas waste heat intermediate layer (26) between heat accumulation ceramic plate (19) and furnace inner wall (25), the inside of flue gas waste heat intermediate layer (26) is provided with high temperature heat energy and collects annular corrugated pipe (15), one end of the high-temperature heat energy collecting annular corrugated pipe (15) is connected with a high-temperature heat energy return pipe (8), a furnace end (6) is arranged inside the hearth (23), a furnace end burner (24) is arranged at the bottom of the furnace end (6), a fire pipe (7) is arranged inside the furnace end burner (24), a second connecting pipe (28) is fixed at the bottom of the furnace end burner (24), a water inlet and outlet dual-purpose water pipe connecting port (13) is fixedly communicated with the bottom of the hearth (23), a double-way pipe is connected with the bottom of the water inlet and outlet dual-purpose water pipe connecting port (13), one end of the double-way pipe is connected with a three-way out-phase electromagnetic valve (9), a water level meter (29) and a temperature sensor (30) are arranged inside the hearth (23), and the controller (31) forms an electric property with the three-way out-phase electromagnetic valve (9), the water level meter (29) and the, tail gas filter equipment (32) is installed to the one end of waste gas tail gas discharge pipe (1), tail gas filter equipment (32) is including filtering shell (33), the internally mounted that filters shell (33) has double-deck filter screen (34) and active carbon (35), air exhauster (36) are installed at the top of filtering shell (33), one side of furnace end (6) is provided with gas blow pipe (37), the fixed intercommunication in one side of the output of main air fan (11) has gas-supply pipe (39), the one end of gas-supply pipe (39) is connected with solenoid valve (40), the one end of gas-supply pipe (39) is connected with oxygen jar (38).
2. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: the bottom of furnace (23) is fixed the intercommunication has the inlet pipe, and the one end of inlet pipe is connected with main fan (11).
3. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 2, are characterized in that: one side of inlet pipe is fixed with the fuel and admits air and is responsible for (10), the fuel admits air the one end of being responsible for (10) and is fixed with main gas atomizer (12), and main gas atomizer (12) are located the inside of inlet pipe.
4. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: the top of the hearth (23) is provided with a furnace ring (16), and the top of the furnace ring (16) is provided with an iron pan (18).
5. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: one side of the hearth (23) is provided with an evacuation port, an evacuation pipe is fixed in the evacuation port, and one end of the evacuation pipe is provided with a gas evacuation valve (20).
6. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: a plurality of ultrasonic wave generating devices (27) are arranged in the cold water heat insulation interlayer (14), and the ultrasonic wave generating devices (27) are distributed at equal intervals.
7. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: one side of furnace (23) is provided with the pond, and the inside in pond is provided with water drum (3), taper (2) are installed to the bottom in pond.
8. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: and a three-way catalyst (4) is added in the middle of the exhaust gas and tail smoke discharge pipe (1).
9. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: a communication opening is formed in one side of the hearth (23), a communication pipe (22) is installed inside the communication opening, and the other end of the first connecting pipe (4) is fixed to one end of the communication pipe (22).
10. The multifunctional hearth system for utilizing the residual heat of the flue gas of the commercial frying furnace and the combustion control process as claimed in claim 1 are characterized in that: the combustion control process comprises the following steps:
s1, water injection: the water inlet end of the three-way out-phase electromagnetic valve (9) is started through the controller (31), and water enters the cold water heat insulation interlayer (14) through the water inlet and outlet dual-purpose water pipe connecting port (13);
s2, detecting the water level: when the water level detected by the water level meter (29) is 2-3cm away from the top wall inside the hearth (1), the controller 31 closes the water inlet end of the three-way out-of-phase electromagnetic valve (9);
s3, introducing fuel: the fuel is conveyed into the main gas atomizer (12) through the fuel inlet main pipe (10), the fuel is atomized by the main gas atomizer (12) and enters the burner combustor (24), and the atomized fuel is ignited through the fire pipe (7), so that the sufficient combustion rate of the fuel can be improved through fuel atomization;
s4, ignition: fuel is atomized and enters a burner combustor (24) to be ignited through a kindling pipe 7, the fuel is combusted to heat an iron pan (18), and meanwhile, waste heat transfers heat to water in a cold water heat insulation interlayer (14);
s5, temperature detection: the temperature sensor (30) measures the temperature of water in the cold water heat insulation interlayer (14), data detected by the temperature sensor (30) are transmitted to the controller (31), the temperature is displayed through a nixie tube on the controller (31), and the temperature sensor (30) is convenient to use and know the temperature of the cold water heat insulation interlayer (14);
s6, thermal power control: the fire control is divided into small fire, medium fire and large fire, the small fire, the medium fire and the large fire are controlled by the working power of the main fan (11), the working power parameter of the main fan (11), the small fire and the medium fire are controlled by the working power of the main fan (11), an oxygen tank (38) is additionally arranged beside the main fan (11), when the large fire is adjusted, fuel is certainly not sufficiently combusted due to the fact that the required fire is relatively violent, at the moment, the electromagnetic valve (40) is controlled by the controller (31), oxygen in the oxygen tank (38) enters the gas and air gas conveying pipes (39), and fuel is more sufficiently combusted.
S7, water replenishing: when water in the water drum (3) is used, the water level in the cold water heat insulation interlayer (14) is lowered, the water level meter (29) detects that the distance from the water level in the hearth (1) is lowered by 5-6cm, the controller (31) is started to open the water inlet end of the three-way out-of-phase electromagnetic valve (9), and when the water level is 2-3cm away from the top wall in the hearth (1), the controller (31) closes the water inlet end of the three-way out-of-phase electromagnetic valve (9);
s8, fuel tail smoke: tail smoke generated by fuel enters the exhaust gas and tail smoke discharge pipe (1) through the tail smoke heat release pipe (21) and the tail smoke interlayer (5), and the fuel tail smoke is discharged into the tail smoke filtering device (32) through the exhaust gas and tail smoke discharge pipe (1);
s9, three-way catalysis: when the tail gas passes through the exhaust gas and tail gas discharge pipe (1), harmful gases such as CO, HC and NOx discharged by the tail gas are converted into harmless carbon dioxide, water and nitrogen through oxidation and reduction by the three-way catalyst (4), when the high-temperature tail gas passes through the exhaust gas and tail gas discharge pipe (1), the purifying agent in the three-way catalyst (4) enhances the activity of the CO, HC and NOx and promotes the CO, HC and NOx to perform certain oxidation-reduction chemical reaction, wherein the CO is oxidized into colorless and nontoxic carbon dioxide gas at high temperature, HC compounds are oxidized into water (H20) and carbon dioxide at high temperature, the NOx is reduced into nitrogen and oxygen, the three harmful gases are converted into harmless gases, and the tail gas is purified.
S10, tail smoke filtering: the tail smoke entering the smoke filtering device (32) is primarily filtered through a double-layer filter screen (34), then the tail smoke is further filtered through active carbon (35), and the filtered tail smoke is discharged into the air through an exhaust fan (36);
s11, tail smoke waste heat utilization: the heat accompanied in the flue gas can enter the flue gas waste heat interlayer (26), then the heat energy in the flue gas waste heat interlayer (26) is transferred into the high-temperature heat energy collecting annular corrugated pipe (15), and then the high-temperature heat energy collecting annular corrugated pipe (15) enables the heat energy to enter the burner (6) of the burner through the high-temperature heat energy return pipe (8) for utilization;
s12, descaling: starting an ultrasonic generator (27) in the cold water heat insulation interlayer (14), wherein the ultrasonic generator (27) can remove scale, and starting one ultrasonic generator (27) every other day.
S13, cleaning a furnace end: add one gas blow pipe (37) next door at furnace end (6), when gas furnace end (6) used, often because the lime-ash drops into the jam, can influence the gas mixture like this and get into furnace in, influence combustion efficiency, sweep furnace end (6) with strong wind through gas blow pipe (37), prevent that the furnace end from blockking up, sweep furnace end (6) once with strong wind using every 4 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011106562.6A CN112212352B (en) | 2020-10-16 | 2020-10-16 | Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace and combustion control process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011106562.6A CN112212352B (en) | 2020-10-16 | 2020-10-16 | Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace and combustion control process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112212352A true CN112212352A (en) | 2021-01-12 |
| CN112212352B CN112212352B (en) | 2022-08-23 |
Family
ID=74055368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011106562.6A Active CN112212352B (en) | 2020-10-16 | 2020-10-16 | Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace and combustion control process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112212352B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728888A (en) * | 2021-01-25 | 2021-04-30 | 安徽燃博智能科技有限公司 | High-stability combined heat exchange type grain dryer |
| CN112815313A (en) * | 2021-03-02 | 2021-05-18 | 佛山市中天谷皇厨房设备制造有限公司 | Furnace end of heat cyclic utilization |
| CN113701203A (en) * | 2021-08-24 | 2021-11-26 | 珠海格力电器股份有限公司 | Gas stove and burner thereof |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3260255A (en) * | 1963-03-09 | 1966-07-12 | Oatley Arthur Frederick | Incandescent gas fires |
| GB1329127A (en) * | 1969-12-05 | 1973-09-05 | Rydberg J A | Oil burners |
| US5144939A (en) * | 1991-06-03 | 1992-09-08 | Christopherson Ernest W | Biomass pellet-burning orchard heaters |
| US6164956A (en) * | 1997-02-11 | 2000-12-26 | Ge Energy & Environmental Research Corporation | System and method for removing ash deposits in a combustion device |
| CN104154558A (en) * | 2014-03-10 | 2014-11-19 | 湖北中瑞天恒节能科技发展有限公司 | Flue gas waste heat recovery cooker |
| WO2015113361A1 (en) * | 2014-01-29 | 2015-08-06 | 深圳市大能节能技术有限公司 | Roasting stove for recycling and utilizing waste heat |
| CN105003938A (en) * | 2015-07-28 | 2015-10-28 | 唐元青 | Steam generator for recycling waste heat of commercial stir-fry furnace |
| CN204940482U (en) * | 2015-09-19 | 2016-01-06 | 战立伟 | A kind of ultrasonic scale removal sewage conduct |
| CN205655337U (en) * | 2016-05-24 | 2016-10-19 | 江苏神工灶具有限公司 | Automatic dual -purpose energy -saving stove of water supply oil gas |
| CN206018720U (en) * | 2016-07-13 | 2017-03-15 | 北京众利通达供暖设备有限公司 | A kind of civil heating stove cigarette warms hydrophone |
| CN108758634A (en) * | 2018-06-29 | 2018-11-06 | 广州龙鑫蓄热工业炉有限公司 | Heat-storage type burner |
| CN109012103A (en) * | 2018-09-26 | 2018-12-18 | 郑州康晓科技有限公司 | A kind of energy-saving and environment-friendly emission-control equipment |
| CN208493655U (en) * | 2018-04-13 | 2019-02-15 | 江苏凌波尔航空科技发展有限公司 | A kind of efficient exhaust gas processing device |
| CN210638081U (en) * | 2019-09-28 | 2020-05-29 | 广州合隆智能设备有限公司 | A waste heat recovery furnace structure for chinese meal fries stove |
-
2020
- 2020-10-16 CN CN202011106562.6A patent/CN112212352B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3260255A (en) * | 1963-03-09 | 1966-07-12 | Oatley Arthur Frederick | Incandescent gas fires |
| GB1329127A (en) * | 1969-12-05 | 1973-09-05 | Rydberg J A | Oil burners |
| US5144939A (en) * | 1991-06-03 | 1992-09-08 | Christopherson Ernest W | Biomass pellet-burning orchard heaters |
| US6164956A (en) * | 1997-02-11 | 2000-12-26 | Ge Energy & Environmental Research Corporation | System and method for removing ash deposits in a combustion device |
| WO2015113361A1 (en) * | 2014-01-29 | 2015-08-06 | 深圳市大能节能技术有限公司 | Roasting stove for recycling and utilizing waste heat |
| CN104154558A (en) * | 2014-03-10 | 2014-11-19 | 湖北中瑞天恒节能科技发展有限公司 | Flue gas waste heat recovery cooker |
| CN105003938A (en) * | 2015-07-28 | 2015-10-28 | 唐元青 | Steam generator for recycling waste heat of commercial stir-fry furnace |
| CN204940482U (en) * | 2015-09-19 | 2016-01-06 | 战立伟 | A kind of ultrasonic scale removal sewage conduct |
| CN205655337U (en) * | 2016-05-24 | 2016-10-19 | 江苏神工灶具有限公司 | Automatic dual -purpose energy -saving stove of water supply oil gas |
| CN206018720U (en) * | 2016-07-13 | 2017-03-15 | 北京众利通达供暖设备有限公司 | A kind of civil heating stove cigarette warms hydrophone |
| CN208493655U (en) * | 2018-04-13 | 2019-02-15 | 江苏凌波尔航空科技发展有限公司 | A kind of efficient exhaust gas processing device |
| CN108758634A (en) * | 2018-06-29 | 2018-11-06 | 广州龙鑫蓄热工业炉有限公司 | Heat-storage type burner |
| CN109012103A (en) * | 2018-09-26 | 2018-12-18 | 郑州康晓科技有限公司 | A kind of energy-saving and environment-friendly emission-control equipment |
| CN210638081U (en) * | 2019-09-28 | 2020-05-29 | 广州合隆智能设备有限公司 | A waste heat recovery furnace structure for chinese meal fries stove |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112728888A (en) * | 2021-01-25 | 2021-04-30 | 安徽燃博智能科技有限公司 | High-stability combined heat exchange type grain dryer |
| CN112815313A (en) * | 2021-03-02 | 2021-05-18 | 佛山市中天谷皇厨房设备制造有限公司 | Furnace end of heat cyclic utilization |
| CN113701203A (en) * | 2021-08-24 | 2021-11-26 | 珠海格力电器股份有限公司 | Gas stove and burner thereof |
| CN113701203B (en) * | 2021-08-24 | 2024-05-10 | 珠海格力电器股份有限公司 | Gas stove and burner thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112212352B (en) | 2022-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112212352B (en) | Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace and combustion control process | |
| CN107289475B (en) | A kind of closed fume afterheat recycling type combustion gas Electromagnetic heating stove of intelligence | |
| CN101576271B (en) | Automatic biological material combusting multipurpose furnace | |
| CN202485042U (en) | Direct-fired biomass gasification furnace | |
| CN201575495U (en) | Wood-coal gasification combustion cooking heating furnace | |
| CN102644938B (en) | Biomass energy-saving heating device | |
| CN204880227U (en) | Domestic stove of biomass energy combination formula | |
| CN213931440U (en) | Industrial energy-saving environment-friendly furnace | |
| CN212362105U (en) | Environment-friendly furnace and furnace system | |
| CN201165514Y (en) | Negative-pressure type energy-saving environment-protective coal gas producer and coal gas purifier | |
| CN201050813Y (en) | Multifunctional gas range device | |
| CN201697112U (en) | Boiler combusting biomass fuel gas | |
| CN108266755A (en) | Automatically control the energy-saving cooking of air output | |
| CN218710202U (en) | Solid fuel gasification furnace for reducing humidity and dust of waste gas by gravity settling steam humidification | |
| CN2397117Y (en) | Biological fuel gasification furnace | |
| CN216047687U (en) | Domestic waste schizolysis system | |
| CN213178430U (en) | Multifunctional hearth system for utilizing flue gas waste heat of commercial frying furnace | |
| CN201390730Y (en) | Boiler type straw gasification furnace | |
| CN2209278Y (en) | Multifunctional intensified vaporization combustion coal stove | |
| CN213146949U (en) | Multi-fuel environment-friendly energy-saving heating stove | |
| CN203131879U (en) | Multi-fuel water heating furnace capable of burning solids and gases | |
| CN202066065U (en) | Gasification direct-combustion furnace | |
| CN2247285Y (en) | Multi-purpose coal-saving stove | |
| CN205783758U (en) | A kind of boiler of Novel suspending rotation combustion | |
| CN2453231Y (en) | Multiple layered, hand pushing/drawing type domestic boiler using square shaped coal as fuel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211022 Address after: 325600 Weiba Road, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province Applicant after: Zhejiang Helong Intelligent Equipment Co.,Ltd. Address before: 510000 floor 1 and 2, building B6, Huachuang Animation Industrial Park, 9 Huateng Road, Shiji Town, Panyu District, Guangzhou City, Guangdong Province Applicant before: Guangzhou Helong Intelligent Equipment Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |