CN110207378B - Ultralow nitrogen stainless steel full condensing boiler - Google Patents
Ultralow nitrogen stainless steel full condensing boiler Download PDFInfo
- Publication number
- CN110207378B CN110207378B CN201910556779.8A CN201910556779A CN110207378B CN 110207378 B CN110207378 B CN 110207378B CN 201910556779 A CN201910556779 A CN 201910556779A CN 110207378 B CN110207378 B CN 110207378B
- Authority
- CN
- China
- Prior art keywords
- storage tank
- baffle
- water storage
- water
- pipe
- 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.)
- Active
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 25
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 16
- 239000010935 stainless steel Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 191
- 239000000779 smoke Substances 0.000 claims abstract description 67
- 238000002485 combustion reaction Methods 0.000 claims abstract description 11
- 238000009833 condensation Methods 0.000 claims abstract description 7
- 230000005494 condensation Effects 0.000 claims abstract description 5
- 238000011084 recovery Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 9
- 238000005338 heat storage Methods 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 16
- 239000003546 flue gas Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 7
- 241000208125 Nicotiana Species 0.000 description 6
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
- F24H8/006—Means for removing condensate from the heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/16—Arrangements for water drainage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chimneys And Flues (AREA)
Abstract
The invention relates to an ultralow nitrogen stainless steel full condensation boiler, which comprises a cabinet body, wherein a water storage tank is arranged at the top end of the interior of the cabinet body, a furnace liner is arranged in the water storage tank, the closed end of the furnace liner stretches into the water storage tank, the open end of the furnace liner stretches out of the water storage tank and the cabinet body is exposed, a combustion end stretches into a full premix ultralow nitrogen burner in the furnace liner, a heat exchanger is arranged in the cabinet body, the smoke inlet end of the heat exchanger is communicated with the furnace liner through a plurality of communicating pipes, the smoke outlet end of the heat exchanger is exposed from the cabinet body, the smoke outlet end of the heat exchanger is provided with a water inlet pipe communicated with a heat exchange area in the heat exchanger, one end of the heat exchange area in the heat exchanger, which is close to the smoke inlet end, is communicated with the interior of the water storage tank, and the top end of the water storage tank is provided with a water supply pipe communicated with the interior of the water storage tank. The invention has the advantages that the temperature of the discharged flue gas is reduced, the water vapor in the high-temperature flue gas is condensed, the latent heat and the sensible heat in the high-temperature flue gas are fully recovered, and the energy-saving effect is achieved.
Description
Technical Field
The invention relates to the technical field of boilers, in particular to an ultralow-nitrogen stainless steel full-condensation boiler.
Background
The fuel is burnt in the furnace, and then enters the first return straight smoke pipe around the furnace to reach the front smoke box, then enters the second return straight smoke pipe, finally is discharged into the atmosphere through the chimney, and water enters the boiler barrel from the upper part or the lower part of the boiler shell and fills the periphery of the furnace and the smoke pipe, so the temperature difference of the water temperature of each part of the boiler is not great.
The disadvantages of the above boiler are: the water entering the boiler barrel can only circulate naturally, so the temperature difference of water temperature of each part of the boiler is not large, the high-temperature heating surface of the boiler, namely the boiler barrel is arranged in the center of the boiler, the few circles around the boiler barrel are the next high-temperature heating surface, the few circles around the periphery of the boiler barrel are the low-temperature heating surfaces, the flow between smoke and water in the boiler cannot form reverse flow, the heat transfer temperature difference cannot reach the maximum value, the smoke discharging temperature of the boiler is difficult to reduce due to the limitation of the water discharging temperature of the boiler, the water discharging temperature of the general hot water boiler is 95 ℃, the smoke discharging temperature of the boiler cannot be reduced to below 100 ℃, and a large amount of heat is discharged, so the energy is wasted.
In the combustion process of one cubic meter of natural gas, 1.6 kg of condensed water can be generated, and in the existing boiler, all condensed water generated by the combustion of the natural gas is discharged along with flue gas. The condensed water is formed by condensing water vapor, and the water temperature is generally 30-50 ℃. As the water contains acidic components such as nitric acid, nitrous acid and the like, the PH is less than 5, the acidity is stronger, and the direct discharge wastes water resources and causes pollution hazard.
Disclosure of Invention
The invention aims to provide an ultralow-nitrogen stainless steel full-condensation boiler, which has the advantages that the temperature of discharged smoke is reduced, water vapor in high-temperature smoke is condensed, and the latent heat and sensible heat in the high-temperature smoke are fully recovered, so that the energy-saving effect is achieved.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides an ultralow nitrogen stainless steel full condensation boiler, the power distribution cabinet comprises a cabinet body, the water storage tank of horizontal setting is installed to the inside top department of the cabinet body, be provided with one end open end one end confined stove courage in the water storage tank, the blind end of stove courage stretches into the inside of water storage tank, the open end of stove courage stretches out water storage tank and the cabinet body exposes, the outside of the cabinet body is provided with the combustion end and stretches into the inside full premix ultralow nitrogen combustor of stove courage, the inside of the cabinet body is provided with the heat exchanger, the advance cigarette end of heat exchanger is linked together through a plurality of communicating pipes and the position that the stove courage is located water storage tank inside, the exhaust end of heat exchanger exposes from the cabinet body, the exhaust end of heat exchanger is provided with the inlet tube that is linked together with the heat exchange area inside the heat exchanger, the heat exchange area inside the heat exchanger is close to the one end of advancing the cigarette end and is linked together with the water storage tank inside, the top of water storage tank is provided with the outlet pipe that is linked together with the water storage tank inside.
By adopting the technical scheme, the direction of water fed into the water storage tank is opposite to the smoke discharging direction of the furnace, and the water fed into the water storage tank and the high-temperature smoke discharged from the furnace are subjected to heat exchange through the heat exchanger, so that the temperature of the discharged smoke is reduced, and along with the reduction of the temperature of the smoke, the water vapor in the smoke is condensed into condensed water to be discharged, so that the condensed water can be recycled.
The invention is further provided with: opposite lifting lugs are arranged at the top end of the cabinet body.
Through adopting above-mentioned technical scheme, when carrying the boiler, can hang the boiler through hoisting accessory to carry the boiler.
The invention is further provided with: the top of the water storage tank is provided with a safety valve extending out of the top of the cabinet body.
By adopting the technical scheme, when the pressure in the water storage tank exceeds the limit value of the safety valve, the safety valve is opened to reduce the pressure in the water storage tank, so that the boiler is protected.
The invention is further provided with: the heat exchanger comprises a cylinder body, wherein one end of the cylinder body is transversely arranged, one end of the cylinder body is sealed, the other end of the cylinder body is provided with a smoke inlet end, one end of the cylinder body is provided with a smoke exhaust end, the inside of the cylinder body is sequentially provided with a first baffle and a second baffle from the smoke inlet end to the smoke exhaust end, a heat exchange area of the cylinder body is formed between the first baffle and the second baffle, a separation is reserved between the first baffle and the smoke exhaust end of the cylinder body to form a flow separation chamber, a separation is reserved between the second baffle and the smoke exhaust end of the cylinder body to form a condensate recovery chamber, a plurality of smoke pipes are arranged between the first baffle and the second baffle, two ends of each smoke pipe penetrate through the first baffle and the second baffle respectively to be communicated with the flow separation chamber and the condensate recovery chamber, the communicating pipe is communicated with the flow separation chamber inside the cylinder body, and condensate drain pipes communicated with the condensate recovery chamber are arranged on the bottom wall of the cylinder body.
Through adopting above-mentioned technical scheme, high temperature flue gas enters into the inside reposition of redundant personnel room of barrel at first, shunts through the reposition of redundant personnel room, makes high temperature flue gas reposition of redundant personnel in each tobacco pipe, sends into the comdenstion water recovery room through the tobacco pipe at last, discharges through the exhaust pipe, and the high temperature flue gas in the tobacco pipe cools down the condensation through the cold water that sends into the barrel inside, and the comdenstion water that produces flows into the comdenstion water recovery room along the tobacco pipe in, and the comdenstion water that will flow into in the comdenstion water recovery room through the comdenstion water calandria at last is discharged.
The invention is further provided with: the bottom cylinder wall of the cylinder is provided with a drain pipe communicated with the inside of the first baffle and the inside of the second baffle, and the drain pipe is provided with a control valve.
By adopting the technical scheme, when the boiler is not in use, water between the first baffle and the second baffle is discharged through the drain pipe.
The invention is further provided with: the inside of barrel is located the breakwater that is provided with a plurality of crisscross settings from top to bottom between first baffle and the second baffle, and thereby the breakwater sets up to the direction of second baffle from first baffle, thereby makes between first baffle and the second baffle form a crooked flow channel through the breakwater, and the inside heat transfer region of barrel is close to the position of first baffle with the position that the water storage jar is linked together.
Through adopting above-mentioned technical scheme, the circulation time of extension water in the inside first baffle of barrel and the region between the second baffle to can be better water carries out the heat exchange with the high temperature flue gas in the tobacco pipe, thereby improve the efficiency of heat exchange.
The invention is further provided with: the water outlet pipe is provided with a thermometer and a pressure gauge for detecting the temperature and the pressure of water in the water outlet pipe.
By adopting the technical scheme, the temperature and the pressure of the high-temperature water discharged from the water outlet pipe can be reflected, so that the operation condition of the boiler can be conveniently known by staff.
The invention is further provided with: a gap is reserved between the part of the furnace liner extending into the water storage tank and the tank wall of the water storage tank, and a distance is reserved between the closed end of the furnace liner and the closed end of the water storage tank.
By adopting the technical scheme, the water in the water storage tank can fully immerse the part of the furnace pipe extending into the water storage tank, so that the heating effect of the furnace pipe on the water in the water storage tank is ensured, and meanwhile, the direct contact between the furnace pipe and the tank wall of the water storage tank is avoided, so that the water storage tank is overheated and damaged.
The invention is further provided with: the part of the communicating pipe connected with the furnace pipe is positioned at the closed end of the furnace pipe.
By adopting the technical scheme, the high-temperature flue gas generated by the full-premixing ultralow-nitrogen burner can fill the whole furnace, so that the heating effect of the furnace on water in the water storage tank is ensured.
In summary, the beneficial technical effects of the invention are as follows:
1. the water is sent into the water storage tank in the direction opposite to the smoke discharging direction of the furnace, and the water sent into the water storage tank and the high-temperature smoke discharged by the furnace are subjected to heat exchange through the heat exchanger, so that the temperature of the discharged smoke is reduced, and along with the reduction of the smoke temperature, the water vapor in the smoke is condensed into condensed water to be discharged, so that the condensed water can be recycled;
2. the condensed water recovery chamber is arranged in the heat exchanger, and condensed water is discharged through the condensed water drain pipe, so that the condensed water is convenient to recover;
3. through set up the breakwater of crisscross from top to bottom between the inside first baffle of barrel and second baffle, the circulation time of extension water in the inside first baffle of barrel and region between the second baffle to can be better water carries out the heat exchange with the high temperature flue gas in the tobacco pipe, thereby improve the efficiency of heat exchange.
Drawings
FIG. 1 is a perspective view of an ultra-low nitrogen stainless steel full condensing boiler;
FIG. 2 is a schematic view of the internal structure of the cabinet of the ultra-low nitrogen stainless steel full condensing boiler;
FIG. 3 is a schematic view of the structure where the water storage tank communicates with the cylinder of the heat exchanger;
fig. 4 is a schematic view of the structure of the heat exchanger.
In the figure, 1, a cabinet body; 2. a water storage tank; 3. a furnace pipe; 4. a fully premixed ultra-low nitrogen burner; 41. a fully premixed combustion head; 42. an inflator; 5. a heat exchanger; 51. a cylinder; 511. a smoke exhaust pipe; 512. a drain pipe; 5121. a control valve; 52. a first baffle; 53. a second baffle; 54. a flow dividing chamber; 55. a condensed water recovery chamber; 56. a smoke tube; 57. a water baffle; 58. a condensed water drain pipe; 6. a communicating pipe; 7. a water inlet pipe; 71. a water inlet joint; 8. a water pipe; 9. a water outlet pipe; 91. a pressure gauge; 92. a thermometer; 10. lifting lugs; 11. a safety valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the ultralow nitrogen stainless steel full condensation boiler disclosed by the invention comprises a rectangular hollow cabinet body 1. The top end inside the cabinet body 1 is provided with a water storage tank 2 which is transversely arranged, and the water storage tank 2 is of a cylindrical structure with one end provided with a mounting port and one end closed. The furnace pipe 3 is arranged at the mounting opening of the water storage tank 2, and the furnace pipe 3 is of a cylinder structure with one end open and one end closed. The closed end of the furnace pipe 3 is arranged in the water storage tank 2 through the mounting port of the water storage tank 2, and the open end of the furnace pipe 3 is positioned outside the water storage tank 2. The furnace pipe 3 and the installation opening of the water storage tank 2 are fixed together in a welding mode.
A space is reserved between the part of the furnace pipe 3 positioned inside the water storage tank 2 and the tank wall of the water storage tank 2. A distance is reserved between the closed end of the furnace pipe 3 and the closed end of the water storage tank 2. The open end of the furnace pipe 3 is exposed from the side wall of the cabinet body 1, and a hole for exposing the furnace pipe 3 is arranged on the cabinet body 1 at a position opposite to the open end of the furnace pipe 3. The open end of the furnace pipe 3 is fixedly connected with the side wall of the cabinet body 1 by welding.
The outside of the cabinet body 1 is provided with a full premix ultralow nitrogen burner 4 of which the combustion end extends into the furnace chamber 3 through the opening end of the furnace chamber 3 at the position opposite to the opening end of the furnace chamber 3, the full premix ultralow nitrogen burner 4 comprises a full premix combustion head 41 which extends into the furnace chamber 3 and an air charging device 42 which is positioned outside the cabinet body 1 and fixedly installed with the cabinet body 1, air and natural gas are injected into the full premix combustion head 41 through the air charging device 42, and the natural gas is combusted through the full premix combustion head 41, so that water in the water storage tank 2 is heated.
The heat exchanger 5 is installed to the inside of cabinet body 1 below being located water storage tank 2, and heat exchanger 5 includes the barrel 51 of horizontal setting, and the both ends of the length direction of barrel 51 are the advance cigarette end and the exhaust fume end of barrel 51 respectively. The smoke inlet end of the cylinder 51 is closed, a smoke exhaust pipe 511 communicated with the inside of the cylinder 51 is arranged on the end face of the smoke exhaust end of the cylinder 51, one end of the smoke exhaust pipe 511 is communicated with the inside of the cylinder 51, and the other end extends out of the cabinet 1. The smoke exhaust pipe 511 is fixedly connected with the cylinder 51 by welding.
A first baffle plate 52 and a second baffle plate 53 are arranged in the cylinder 51 at intervals from the smoke inlet end of the cylinder 51 to the smoke outlet end of the cylinder 51, wherein a gap is reserved between the first baffle plate 52 and the end of the smoke inlet end of the cylinder 51 so as to form a diversion chamber 54 of the cylinder 51, and a gap is reserved between the second baffle plate 53 and the end of the smoke outlet end of the cylinder 51 so as to form a condensed water recovery chamber 55 of the cylinder 51. A condensed water drain pipe 58 communicated with the condensed water recovery chamber 55 is arranged on the side wall of the bottom end of the cylinder 51, one end of the condensed water drain pipe 58 is fixedly connected with the cylinder 51 by welding, and the other end of the condensed water drain pipe 58 extends out of the cabinet 1.
The side wall of the furnace 3 facing downwards is provided with a plurality of communicating pipes 6 which penetrate through the side wall of the water storage tank 2 and are used for communicating the interior of the furnace 3 with a diversion chamber 54 in the barrel 51 of the heat exchanger 5. Both ends of the communicating pipe 6 are fixedly connected with the side wall of the furnace pipe 3 and the side wall of the cylinder 51 respectively. The communication pipe 6 is sealed with the water storage tank 2 by welding at a position where the communication pipe 6 passes through the side wall of the water storage tank 2.
A plurality of smoke tubes 56 are arranged between the first baffle plate 52 and the second baffle plate 53, and a space is reserved between the adjacent smoke tubes 56. The both ends of the smoke pipe 56 pass through the first baffle plate 52 and the second baffle plate 53, respectively, so as to communicate the diversion chamber 54 and the condensate recovery chamber 55 inside the cylinder 51. The part of the smoke tube 56 penetrating through the first baffle plate 52 and the second baffle plate 53 is fixedly connected with the first baffle plate 52 and the second baffle plate 53 by welding.
The smoke discharging end of the cylinder 51 is provided with a water inlet pipe 7 penetrating through the second baffle plate 53 so as to extend into the area between the first baffle plate 52 and the second baffle plate 53, and the water inlet pipe 7 is fixedly connected with the second baffle plate 53 by welding. The end of the water inlet pipe 7 remote from the second baffle 53 protrudes outside the cabinet 1. A water inlet joint 71 is arranged at one end of the water inlet pipe 7 extending out of the cabinet body 1.
Referring to fig. 3, the bottom end surface of the water storage tank 2 is attached to the top end surface of the cylinder 51, is located on the cylinder body of the cylinder 51, is located in the region between the first baffle plate 52 and the second baffle plate 53, and is provided with a water pipe 8 communicating with the inside of the cylinder body 51 and the region between the first baffle plate 52 and the second baffle plate 53 at a position close to the first baffle plate 52, and the water pipe 8 extends vertically upward and communicates with the inside of the water storage tank 2. The two ends of the water pipe 8 are respectively and fixedly connected with the water storage tank 2 and the cylinder 51 by welding. The region of the interior of the cylinder 51 between the first barrier 52 and the second barrier 53 is thereby communicated with the interior of the water storage tank 2 by the water passage pipe 8.
Referring to fig. 2 and 4, a plurality of water baffles 57 are provided in the region between the first baffle 52 and the second baffle 53 in the interior of the cylindrical body 51, and a curved water flow path is formed between the first baffle 52 and the second baffle 53 by the water baffles 57 provided in a staggered manner from top to bottom in the direction from the first baffle 52 to the second baffle 53. The water baffle 57 positioned above is fixedly connected with the cylinder wall at the top end inside the cylinder body 51 in a welded manner, and a gap is reserved between the water baffle 57 positioned below and the cylinder wall at the bottom end inside the cylinder body 51 in a welded manner, and a gap is reserved between the water baffle 57 positioned below and the cylinder wall at the top end of the cylinder body 51 in a welded manner. The water baffle 57 is provided with a through hole for the smoke tube 56 to pass through at a position opposite to the smoke tube 56 between the first baffle 52 and the second baffle 53.
The high-temperature flue gas generated by the full premix burner 41 on the full premix ultra low nitrogen burner 4 is sent into the diversion chamber 54 in the heat exchanger 5 through the communicating pipe 6, the high-temperature flue gas is diverted through the diversion chamber 54, and is diverted into all the smoke pipes 56 and sent to the smoke exhaust end of the cylinder 51 through the smoke pipes 56, and the flue gas is discharged through the opening of the smoke exhaust end of the cylinder 51.
Referring to fig. 1 and 2, a water outlet pipe 9 extending outwards and penetrating through a wall plate at the top end of the cabinet body 1 is arranged on the side wall of the water storage tank 2 facing upwards, the water outlet pipe 9 is fixedly connected with the water storage tank 2 in a welded mode, and the water outlet pipe 9 is communicated with the inside of the water storage tank 2. A pressure gauge 91 and a temperature gauge 92 for detecting the temperature and pressure of the water in the water outlet pipe 9 are installed on the water outlet pipe 9. The side wall of the water storage tank 2 facing upwards is also provided with a safety valve 11 exposed from the top end of the cabinet body 1, the inlet end of the safety valve 11 extends into the water storage tank 2, and the safety valve 11 is fixedly connected with the side wall of the water storage tank 2.
When water is introduced into the area between the first baffle plate 52 and the second baffle plate 53 in the cylinder 51 through the water inlet pipe 7, the water and the high-temperature flue gas in the flue pipe 56 exchange heat to raise the temperature, so that the temperature of the flue gas in the flue pipe 56 is lowered. The water with the temperature rising flows into the water storage tank 2 through the water pipe 8, and continuously rises the temperature of the water in the water storage tank 2 through the fully premixed ultralow nitrogen burner 4 with the combustion end extending into the furnace pipe 3. Thereby bringing the water to the desired temperature. The flue gas in the flue pipe 56 generates condensed water due to a temperature decrease, and the condensed water flows into the condensed water recovery chamber 55 of the cylinder 51 through the flue pipe, and is finally discharged and recovered through the condensed water drain pipe 58.
The tube body 51 of the heat exchanger 5 is provided with a drain pipe 512 on a side surface of the tube body 51 facing downward, the drain pipe 512 being in communication with a region between the first baffle plate 52 and the second baffle plate 53 inside the tube body 51, and the drain pipe 512 being welded to the tube body 51. One end of the drain pipe 512 remote from the cylinder 51 protrudes from one side wall of the cabinet 1. The water stored in the drum 51 between the first baffle 52 and the second baffle 53 can be removed through the drain pipe 512 when the boiler is not in use. A control valve 5121 for controlling the opening and closing of the drain pipe 512 is installed on the drain pipe 512. The water baffle 57 between the first baffle 52 and the second baffle 53 has a water hole formed in the bottom end of the water baffle 57 connected to the bottom end of the cylinder 51, and when water is discharged through the water hole by using the water discharge pipe 52, the water inside the cylinder 51 between the first baffle 52 and the second baffle 53 is completely discharged.
Referring to fig. 1, lifting lugs 10 are welded and fixed to intermediate positions of opposite ends of a top surface of a cabinet 1, respectively, so that the entire boiler can be lifted up by a lifting device when the boiler is carried through the lifting lugs 10.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (7)
1. The utility model provides an ultralow nitrogen stainless steel full condensation boiler, includes the cabinet body (1), water storage tank (2) of horizontal setting are installed to the inside top department of the cabinet body (1), be provided with one end open end confined stove courage (3) in water storage tank (2), the blind end of stove courage (3) stretches into the inside of water storage tank (2), the open end of stove courage (3) stretches out water storage tank (2) and cabinet body (1) and exposes, the outside of the cabinet body (1) is provided with the combustion end and stretches into inside full premix ultralow nitrogen combustor (4) of stove courage (3), its characterized in that: the novel heat storage tank is characterized in that a heat exchanger (5) is arranged in the tank body (1), a smoke inlet end of the heat exchanger (5) is communicated with a part of the furnace liner (3) located in the water storage tank (2) through a plurality of communicating pipes (6), a smoke exhaust end of the heat exchanger (5) is exposed out of the tank body (1), a water inlet pipe (7) communicated with a heat exchange area in the heat exchanger (5) is arranged at the smoke exhaust end of the heat exchanger (5), one end, close to the smoke inlet end, of the heat exchange area in the heat exchanger (5) is communicated with the water storage tank (2), and a water outlet pipe (9) communicated with the water storage tank (2) is arranged at the top end of the water storage tank (2); the top end of the water storage tank (2) is provided with a safety valve (11) extending from the top end of the cabinet body (1); the heat exchanger (5) comprises a cylinder body (51) with one end being sealed and provided with a smoke exhaust pipe (511) in the transverse direction, the closed end of the cylinder body (51) is a smoke inlet end, one end with the smoke exhaust pipe (511) is a smoke exhaust end, a first baffle (52) and a second baffle (53) are sequentially arranged in the cylinder body (51) from the smoke inlet end to the smoke exhaust end, a heat exchange area of the cylinder body (51) is formed between the first baffle (52) and the second baffle (53), a separation is reserved between the first baffle (52) and the smoke exhaust end of the cylinder body (51) to form a component flow chamber (54), a separation is reserved between the second baffle (53) and the smoke exhaust end of the cylinder body (51) to form a condensate water recovery chamber (55), a plurality of smoke pipes (56) are arranged between the first baffle (52) and the second baffle (53), two ends of the condensate water (56) penetrate through the first baffle (52) and the second baffle (53) respectively to enable the flow separation chamber (54) to be communicated with the condensate water recovery chamber (55), and the condensate water recovery chamber (51) is communicated with the bottom end of the cylinder body (51) through the flow separation chamber (55).
2. The ultra-low nitrogen stainless steel total condensing boiler of claim 1, wherein: opposite lifting lugs (10) are arranged at the top end of the cabinet body (1).
3. The ultra-low nitrogen stainless steel total condensing boiler of claim 1, wherein: the novel water heater is characterized in that a drain pipe (512) communicated with the inside of the first baffle (52) and the inside of the second baffle (53) in the barrel (51) is arranged on the barrel wall at the bottom end of the barrel (51), and a control valve (5121) is arranged on the drain pipe (512).
4. The ultra-low nitrogen stainless steel total condensing boiler of claim 1, wherein: the inside of barrel (51) is provided with a plurality of breakwaters (57) that stagger from top to bottom and set up between first baffle (52) and second baffle (53), breakwaters (57) are from first baffle (52) to the direction setting of second baffle (53), thereby through thereby make form a crooked flow channel between first baffle (52) and second baffle (53) baffle (57), the inside heat transfer region of barrel (51) is close to the position that water storage tank (2) are linked together.
5. The ultra-low nitrogen stainless steel total condensing boiler of claim 1, wherein: the water outlet pipe (9) is provided with a thermometer (92) and a pressure gauge (91) for detecting the temperature and the pressure of water in the water outlet pipe (9).
6. The ultra-low nitrogen stainless steel total condensing boiler of claim 1, wherein: the part of the furnace pipe (3) extending into the water storage tank (2) is separated from the tank wall of the water storage tank (2), and a distance is reserved between the closed end of the furnace pipe (3) and the closed end of the water storage tank (2).
7. The ultra-low nitrogen stainless steel total condensing boiler of claim 1, wherein: the part of the communicating pipe (6) connected with the furnace pipe (3) is positioned at the closed end of the furnace pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556779.8A CN110207378B (en) | 2019-06-25 | 2019-06-25 | Ultralow nitrogen stainless steel full condensing boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556779.8A CN110207378B (en) | 2019-06-25 | 2019-06-25 | Ultralow nitrogen stainless steel full condensing boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110207378A CN110207378A (en) | 2019-09-06 |
| CN110207378B true CN110207378B (en) | 2024-04-02 |
Family
ID=67794494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910556779.8A Active CN110207378B (en) | 2019-06-25 | 2019-06-25 | Ultralow nitrogen stainless steel full condensing boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110207378B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1650505A1 (en) * | 2004-10-19 | 2006-04-26 | I.C.I. CALDAIE S.p.A. | Condensing Boiler |
| CN104949335A (en) * | 2015-07-03 | 2015-09-30 | 李江民 | Efficient horizontal type condensational fuel industrial boiler |
| CN207230499U (en) * | 2017-08-19 | 2018-04-13 | 青岛康泰重工机械有限公司 | A kind of new low nitrogen condensate vacuum boiler |
| CN207555992U (en) * | 2018-01-31 | 2018-06-29 | 苏州博墨热能产品有限公司 | Vertical inner tube condenses hot-water boiler |
| CN207922189U (en) * | 2018-03-13 | 2018-09-28 | 河南省热丰锅炉有限公司 | High-efficiency condensing type steam boiler |
| CN210119010U (en) * | 2019-06-25 | 2020-02-28 | 江苏科诺锅炉有限公司 | Ultralow nitrogen stainless steel full-condensing boiler |
-
2019
- 2019-06-25 CN CN201910556779.8A patent/CN110207378B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1650505A1 (en) * | 2004-10-19 | 2006-04-26 | I.C.I. CALDAIE S.p.A. | Condensing Boiler |
| CN104949335A (en) * | 2015-07-03 | 2015-09-30 | 李江民 | Efficient horizontal type condensational fuel industrial boiler |
| CN207230499U (en) * | 2017-08-19 | 2018-04-13 | 青岛康泰重工机械有限公司 | A kind of new low nitrogen condensate vacuum boiler |
| CN207555992U (en) * | 2018-01-31 | 2018-06-29 | 苏州博墨热能产品有限公司 | Vertical inner tube condenses hot-water boiler |
| CN207922189U (en) * | 2018-03-13 | 2018-09-28 | 河南省热丰锅炉有限公司 | High-efficiency condensing type steam boiler |
| CN210119010U (en) * | 2019-06-25 | 2020-02-28 | 江苏科诺锅炉有限公司 | Ultralow nitrogen stainless steel full-condensing boiler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110207378A (en) | 2019-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201662226U (en) | Condensation-type gas-fired heating water heater | |
| CN105004052A (en) | Water tube type vacuum boiler with central reverse flames | |
| CN208735909U (en) | A kind of premixing boiler using fume afterheat | |
| CN210119010U (en) | Ultralow nitrogen stainless steel full-condensing boiler | |
| CN206514513U (en) | A kind of oil-burning gas-fired boiler of high-efficiency heat conduction | |
| CN104501397B (en) | A kind of compound backwater condensing natural gas hot water's boiler of fin panel casing | |
| CN106838937B (en) | A kind of formaldehyde exhaust combustion and heat recovery system and its operating method | |
| CN101726108A (en) | Condensing dual-purpose stove for supplying water and heat | |
| CN110207378B (en) | Ultralow nitrogen stainless steel full condensing boiler | |
| CN218269586U (en) | Intelligent low-nitrogen energy-saving vertical vacuum phase change heating furnace for oil field | |
| CN100470162C (en) | Gas-fired water heating boiler | |
| CN105180421A (en) | Central back combustion boiler with water pipes being transversely scoured | |
| CN107218619A (en) | A kind of fume afterheat takes into account the boiler utilized | |
| CN204880723U (en) | Water pipe wherein heart vacuum boiler that strile -backs | |
| CN203629009U (en) | Normal pressure hot water boiler for half-gasification of biomass | |
| CN204063544U (en) | A kind of normal pressure fired gas-fired hot water boiler | |
| CN103759239B (en) | Detachable steam generator | |
| CN201858629U (en) | Vertical biomass combustion steam boiler | |
| CN206222340U (en) | A kind of formaldehyde exhaust combustion and heat recovery system | |
| CN103644649A (en) | Atmospheric pressure hot water biomass boiler with semi-gasification combustion feature | |
| CN204478465U (en) | Fin panel casing compound backwater condensing natural gas hot water boiler | |
| CN212204478U (en) | Integrated biodiesel steam generator | |
| CN109556102A (en) | A kind of double steam boilers | |
| CN201237346Y (en) | Gas/oil heat exchanger type water heating boiler | |
| CN2412180Y (en) | Steam/water circulating civil boiler |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |