CN205448333U - Fine copper boiler that low nitrogen full premix return water condensation is preheated - Google Patents
Fine copper boiler that low nitrogen full premix return water condensation is preheated Download PDFInfo
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- CN205448333U CN205448333U CN201620126280.5U CN201620126280U CN205448333U CN 205448333 U CN205448333 U CN 205448333U CN 201620126280 U CN201620126280 U CN 201620126280U CN 205448333 U CN205448333 U CN 205448333U
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- chimney
- heat exchanger
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 121
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 32
- 239000010949 copper Substances 0.000 title claims abstract description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 23
- 238000009833 condensation Methods 0.000 title claims abstract description 13
- 230000005494 condensation Effects 0.000 title claims abstract description 13
- 238000002485 combustion reaction Methods 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 21
- 239000003517 fume Substances 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 7
- 239000003546 flue gas Substances 0.000 abstract description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 2
- 210000005239 tubule Anatomy 0.000 abstract 4
- 208000001034 Frostbite Diseases 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000000779 smoke Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 241000784732 Lycaena phlaeas Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The utility model provides a fine copper boiler that low nitrogen full premix return water condensation is preheated, be equipped with consecutive fan, mixed gas chamber and combustion chamber in the furnace body, the combustion chamber outside is equipped with the heat exchanger, the gas pipe is connected to the front end of fan, inlet tube and outlet pipe are connected to the heat exchanger, the inlet tube with connect the by pass pipe between the outlet pipe, be equipped with the by -pass valve on the by pass pipe, furnace body one side is equipped with the chimney of discharging fume, the chimney of discharging fume is including violently managing and the longitudinal tubule (L tubule), the inlet tube passes behind the longitudinal tubule (L tubule) with the heat exchanger is connected. The utility model provides an in the boiler, having designed the by pass pipe in inlet tube and the outlet pipe, when mainly used does not use when the boiler, can having carried out the hydrologic cycle through the by -passing pipe, the effect of preventing frostbite of circulating pipe line can be played in the design of this structure, and conveniently examines and repair the boiler, and the inlet tube is discharged fume the chimney through the cross -under and can tentatively be heated for the inlet tube in addition, has improved heat exchange efficiency, prevents heat waste in the flue gas, has saved economic cost.
Description
Technical Field
The utility model relates to a heating equipment technical field, in particular to pure copper boiler that low nitrogen full premix return water condensation was preheated.
Background
Boilers have long been widely used as an important heating apparatus. With the increasing shortage of energy supply and the increasing environmental pressure, the requirements on the thermal efficiency and the environmental protection of the boiler are higher and higher. Under this trend, more and more boilers are changing from natural gas as an energy source.
The gas boiler is a high-efficiency, environment-friendly and energy-saving boiler using natural gas as fuel, and the coal-fired boiler is gradually replaced by the gas boiler along with the increase of haze weather in China. Gas combustion can produce a large amount of flue gases, contain a large amount of heats in the flue gas, current boiler does not retrieve the flue gas heat, only directly discharge into in the atmosphere after innocent treatment, this will cause a large amount of energy extravagant, furthermore, the temperature in the boiler intake pipe is lower, heat the water in the intake pipe through the combustion of gas in the boiler, then need consume a large amount of gas, economic cost is higher, if can use heat in outlet pipe and the boiler flue gas to preheat the water in the intake pipe and then get into the boiler heat transfer, then can improve heat exchange efficiency, save the resource, for this reason, people continue a neotype boiler structure, improve heat exchange efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a pure copper boiler that low nitrogen mixes return water condensation in advance entirely and preheats.
The utility model discloses specific technical scheme as follows:
the utility model provides a pure copper boiler that low nitrogen mixes water return condensation and preheats in full advance, which comprises a furnace body, the furnace body is provided with an air inlet, the furnace body is provided with a fan, a gas mixing cavity and a combustion chamber which are connected in sequence, the outside of the combustion chamber is provided with a heat exchanger, the heat exchanger is composed of a plurality of tubes which are distributed along the circumferential direction of the combustion chamber, and the front end of the fan is connected with a gas tube;
The heat exchanger is connected with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe penetrate through the furnace body and extend to the outside of the furnace body, a bypass pipe is connected onto the water inlet pipe, the joints of the bypass pipe and the water inlet pipe are respectively a first communication port and a second communication port, a bypass pipe is connected between the water inlet pipe and the water outlet pipe between the first communication port and the second communication port, and an electric three-way valve is arranged at the joint of the bypass pipe and the water inlet pipe;
furnace body one side is equipped with the chimney of discharging fume, the chimney of discharging fume includes violently pipe and the vertical pipe of end to end connection, is located first communication port with between the electric three-way valve the inlet tube passes vertical pipe is located indulge intraductal the inlet tube is the heliciform, just be equipped with the fin on the inlet tube.
Furthermore, the top and the bottom of the tube array are respectively connected with a first tube seat and a second tube seat, and the first tube seat is provided with a through hole communicated with the combustion chamber; wherein,
a first flow channel is arranged in the first pipe seat, the top ends of the tubes extend into the first flow channel, the first flow channel is divided into three water flowing areas by three flow baffles, and a water inlet and a water outlet are respectively arranged in the two water flowing areas;
The water pipe is characterized in that a second flow channel is arranged in the second pipe seat, the bottom ends of the row pipes extend into the second flow channel, the second flow channel is divided into two water return areas through two splitter plates, one of the splitter plates is located below the water baffle plate between the water inlet and the water outlet, and the other splitter plate is located below the water flowing area formed by the other two baffle plates.
Furthermore, two return water areas are respectively provided with a sewage draining outlet.
Furthermore, copper wing fins are uniformly arranged on the outer surface of the tube array.
Further, the heat exchange pipes are distributed around the combustion chamber in a multilayer structure.
Preferably, a liquid storage tank is arranged below the joint of the transverse pipe and the longitudinal pipe, a liquid discharge pipe is arranged on one side of the liquid storage tank, and a liquid discharge valve is arranged on the liquid discharge pipe.
Preferably, the side wall of the chimney is coated with an anticorrosive layer, and a heat insulating layer is arranged outside the side wall of the chimney.
The utility model has the advantages as follows: the utility model provides a full premix technique, misce bene before natural gas and the air combustion, and rapid complete combustion, the gas combustion reaction is abundant, the emission of nitrogen oxide has been reduced, and simultaneously, bypass pipe has been designed in inlet tube and the outlet pipe, bypass pipe's design mainly used is when the boiler does not use, can carry out the hydrologic cycle through walking bypass pipe, the design of this structure can play circulating water pipeline freeze-proof effect, and conveniently overhaul the boiler, the inlet tube can give into water pipe and tentatively heat through cross-under chimney of discharging fume in addition, heat exchange efficiency is improved, energy loss is reduced, prevent that the heat is extravagant in the flue gas, economic cost is saved.
Drawings
FIG. 1 is a cross-sectional view of a pure copper boiler preheated by condensing low-nitrogen fully premixed return water according to embodiment 1;
FIG. 2 is a structural diagram of a chimney in a pure copper boiler preheated by condensing low-nitrogen fully premixed return water in embodiment 1;
FIG. 3 is a structural diagram of a heat exchanger in a pure copper boiler preheated by condensing low-nitrogen fully premixed return water according to embodiment 2;
FIG. 4 is a structural diagram of the top of a heat exchanger in a pure copper boiler preheated by condensing low-nitrogen fully premixed return water according to embodiment 2;
FIG. 5 is a structural diagram of the bottom of a heat exchanger in a pure copper boiler preheated by condensing low-nitrogen fully premixed backwater in embodiment 2;
FIG. 6 is a cross-sectional view of a heat exchanger in a pure copper boiler preheated by condensing low-nitrogen fully premixed return water according to embodiment 2;
FIG. 7 is a structural diagram of a tube array in a pure copper boiler preheated by condensing low-nitrogen fully premixed return water according to embodiment 2;
FIG. 8 is a structural diagram of a chimney in a pure copper boiler preheated by low-nitrogen fully premixed return water condensation according to embodiment 2;
FIG. 9 is a sectional view of the side wall of a chimney in a pure copper boiler preheated by condensation of low-nitrogen fully premixed backwater in embodiment 2.
Wherein: 1. a furnace body; 2. an air inlet; 3. a fan; 4. a gas mixing cavity; 5. a combustion chamber; 6. a heat exchanger; 7. arranging pipes; 8. a gas pipe; 9. a water inlet pipe; 10. a water outlet pipe; 11. a bypass pipe; 12. a bypass valve; 13. a chimney; 14. a transverse tube; 15. a longitudinal tube; 16. a first stem; 17. a second stem; 18. a through hole; 19. a first flow passage; 20. a flow baffle plate; 21. a running water zone; 22. a water inlet; 23. a water outlet; 24. a second flow passage; 25. a flow distribution plate; 26. a water return area; 27. a sewage draining outlet; 28. copper wing fins; 29. a liquid storage tank; 30. a liquid discharge pipe; 31. a drain valve; 32. an anticorrosive layer; 33. a thermal insulation layer; 34. a bypass pipe; 35. a first communication port; 36. a second communication port.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings.
Example 1
As shown in fig. 1, the embodiment 1 of the utility model provides a pure copper boiler that low nitrogen mixes water condensation in advance entirely and preheats, including furnace body 1, be equipped with air intlet 2 on the furnace body 1, air intlet 2 is used for providing the air for fan 3, be equipped with consecutive fan 3, gas mixing chamber 4 and combustion chamber 5 in the furnace body 1, the combustion chamber 5 outside is equipped with heat exchanger 6, and combustion chamber 5 is used for generating flame to transmit the heat of flame to the water in tubulation 7 through tubulation 7, heat exchanger 6 is by a plurality of edges the tubulation 7 of 5 circumferencial direction distributions in combustion chamber comprises, gas pipe 8 is connected to the front end of fan 3, and the natural gas can directly be mixed with the air in blowing in gas mixing chamber 4 by fan 3 after being discharged by gas pipe 8.
As shown in fig. 2, the heat exchanger 6 is connected with a water inlet pipe 9 and a water outlet pipe 10, the water inlet pipe 9 and the water outlet pipe 10 penetrate through the furnace body 1 and extend to the outside of the furnace body 1, a bypass pipe 34 is connected to the water inlet pipe 9, the connection between the bypass pipe 34 and the water inlet pipe 9 is a first communication port 35 and a second communication port 36, a bypass pipe 11 is connected between the water inlet pipe 9 and the water outlet pipe 10 between the first communication port 35 and the second communication port 36, and an electric three-way valve 12 is arranged at the connection between the bypass pipe 11 and the water inlet pipe 9; the design of bypass pipe 11 is mainly used when the boiler does not use, can carry out water circulation through walking bypass pipe 11, and the design of this structure can play the frostproofing effect of circulating water pipeline, and conveniently overhauls the boiler.
One side of the furnace body 1 is provided with a smoke exhaust chimney 13, the smoke exhaust chimney 13 comprises a transverse pipe 14 and a longitudinal pipe 15 which are connected end to end, the smoke exhaust chimney is positioned between the first communication port 35 and the electric three-way valve 12, the water inlet pipe 9 penetrates through the longitudinal pipe 15, the smoke exhaust chimney is positioned in the longitudinal pipe 15, the water inlet pipe 9 is in a spiral shape, and the water inlet pipe 9 is provided with heat exchange fins. The design that the water inlet pipe 9 is connected with the exhaust chimney 13 in a penetrating way can lead the exhaust tail gas to heat the water in the water inlet pipe 9 preliminarily, thus improving the heat exchange efficiency, reducing the energy loss, preventing the heat waste in the flue gas and saving the economic cost.
Example 2
The embodiment 2 of the utility model provides a pure copper boiler that low nitrogen full premix return water condensation was preheated, this embodiment 2 further inject the structure of heat exchanger 6 on embodiment 1's basis, further inject the structure of furnace body 1 simultaneously, improved the multifunctionality of boiler.
As shown in fig. 3, the heat exchanger 6 is a four-pass heat exchanger 6 structure, which mainly explains that water can perform four-pass circulation mixing reflux, the top and the bottom of the tube array 7 are respectively connected with a first tube seat 16 and a second tube seat 17, the first tube seat 16 and the second tube seat 17 are used for fixing the tube array 7 and can realize mutual circulation mixing flow of water in the tube array 7, and the first tube seat 16 is provided with a through hole 18 communicated with the combustion chamber 5.
In order to realize in the heat exchanger 6 hydroenergy in the tube nest 7 can carry out four return strokes and flow, the utility model discloses in further injecing following structure:
as shown in fig. 4, a first flow channel 19 is arranged in the first pipe seat 16, the top ends of the tubes 7 all extend into the first flow channel 19, the first flow channel 19 is divided into three flow areas 21 by three flow baffles 20, and the water inlet 22 and the water outlet 23 are respectively arranged in two of the flow areas 21;
as shown in fig. 5, a second flow channel 24 is arranged in the second tube seat 17, the bottom ends of the tubes 7 all extend into the second flow channel 24, the second flow channel 24 is divided into two water return areas 26 by two dividing plates 25, one of the dividing plates 25 is located vertically below the flow baffle 20 between the water inlet 22 and the water outlet 23, and the other dividing plate 25 is located vertically below the area range of the water flow area 21 formed by the remaining two flow baffles 20.
When water enters from the water inlet 22, the water firstly flows into the tubes 7 in the flowing water area 21 provided with the water inlet 22 through the first flow channel 19, and the water in the tubes 7 flows into one of the water return areas 26 in the second flow channel 24, which is a first return process; after a certain amount of water is obtained, the water flows into the flowing water area 21 in the first flow channel 19 except the water inlet 22 and the water outlet 23 again through other tubes 7 in the water return area 26, and the second return is realized; after a certain amount of water is obtained, the water flows into another water return area 26 in the second flow channel 24 again through the tubes 7 in the water flowing area 21, and the third return is performed; after a certain amount of water is obtained, the water flows into the flowing water area 21 provided with the water outlet 23 in the first flow channel 19 again through other tubes 7 in the water return area 26, and the fourth return is realized; finally, the water flows out through the water outlet 23 to supply heat for residents.
After the water is subjected to four-return-cycle heat exchange by the heat exchanger 6, the temperature of the water is increased, and the water between the tubes 7 is subjected to mixed heat exchange, so that the water temperature of the water outlet 23 is uniform and stable, and the requirement of residents on heating can be met.
As shown in fig. 6, in order to further improve the practicability of the heat exchanger 6, in the technical scheme, two sewage outlets 27 are respectively arranged in the water return areas 26, impurities in the tubes 7 can be cleaned through the sewage outlets 27, and the tubes 7 are prevented from being blocked to influence water circulation.
As shown in fig. 7, in order to improve the heat exchange effect, in the present technical solution, it is defined that copper fins 28 are uniformly arranged on the outer surface of the tube array 7. The tube array 7 adopts TR2 grade 99.9% pure copper as heat exchange material, and the pure copper wing fin 28 tube technology is that seven fins are evenly tapped at the length of 25.4mm per inch on the outer surface of a straight copper tube, so that the heating area is increased, the heat efficiency of the boiler is mostly determined by the heat exchange effect, and the heat exchange effect of the copper wing tube is 9 times that of a common copper tube and is nearly 90 times that of cast iron steel.
Further, the heat exchange pipes are distributed around the combustion chamber 5 in a multilayer structure.
As shown in fig. 8, it should be noted that a liquid storage tank 29 is arranged below the connection position of the horizontal pipe 14 and the vertical pipe 15, and the liquid storage tank 29 plays a role of temporary storage and prevents water droplets from directly flowing back into the boiler. But if the boiler is operated continuously for a longer time or the external temperature is low, resulting in a large condensation of water vapor, it is likely to cause the reservoir 29 to be filled up, and the prevention effect is lost. Therefore, a drain pipe 30 is provided on the reservoir 29 side, and the generated liquid can be continuously discharged from the reservoir 29 through the drain pipe 30, thereby preventing the reservoir 29 from being filled. The drain pipe 30 is provided with a drain valve 31, and if the drain pipe 30 is in a normally open state, smoke may be discharged therefrom, which may cause injury to people, so the drain pipe 30 may be provided with the drain valve 31.
Since the longitudinal pipes 15 are far from the furnace body, most of the liquid droplets are condensed and fall back in the longitudinal pipes 15, and therefore, in order to collect the condensed liquid droplets as completely as possible, the liquid storage tank 29 is preferably provided at the bottom of the longitudinal pipes 15, and if the liquid storage tank 29 extends to the end of the transverse pipe 14, a better collection effect can be obtained.
As shown in fig. 9, in order to prolong the service life of the chimney 13, in the present technical solution, an anticorrosive layer 32 is coated inside the sidewall of the chimney 13, and a heat insulating layer 33 is disposed outside the sidewall of the chimney 13. The anticorrosive layer 32 can have an anticorrosive effect on the tail gas in the exhaust chimney 13, so that the exhaust chimney 13 is prevented from being corroded, the economic cost is saved, and the practicability is strong; in addition, the design of the heat insulation layer 33 is mainly to prevent the installer or the maintenance personnel from being scalded when the chimney 13 is maintained, thereby improving the safety factor and providing a foundation for the heat recovery of the tail gas.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (7)
1. A pure copper boiler with low-nitrogen fully-premixed water returning, condensing and preheating functions comprises a boiler body (1), wherein an air inlet (2) is formed in the boiler body (1), and is characterized in that a fan (3), a gas mixing cavity (4) and a combustion chamber (5) which are sequentially connected are arranged in the boiler body (1), a heat exchanger (6) is arranged on the outer side of the combustion chamber (5), the heat exchanger (6) is composed of a plurality of tubes (7) which are distributed along the circumferential direction of the combustion chamber (5), and the front end of the fan (3) is connected with a gas tube (8); the heat exchanger (6) is connected with a water inlet pipe (9) and a water outlet pipe (10), the water inlet pipe (9) and the water outlet pipe (10) penetrate through the furnace body (1) and extend to the outside of the furnace body (1), a bypass pipe (34) is connected to the water inlet pipe (9), the connection position of the bypass pipe (34) and the water inlet pipe (9) is respectively a first communication hole (35) and a second communication hole (36), a bypass pipe (11) is connected between the water inlet pipe (9) and the water outlet pipe (10) between the first communication hole (35) and the second communication hole (36), and an electric three-way valve (12) is arranged at the connection position of the bypass pipe (11) and the water inlet pipe (9);
furnace body (1) one side is equipped with a chimney (13), chimney (13) of discharging fume include end to end connection violently manage (14) and indulge pipe (15), be located first intercommunication mouth (35) with between electric three-way valve (12) inlet tube (9) are passed indulge pipe (15), are located indulge in pipe (15) inlet tube (9) are the heliciform, just be equipped with the heat exchanger fin on inlet tube (9).
2. The pure copper boiler of claim 1, characterized in that the top and bottom of the tube array (7) are respectively connected with a first tube holder (16) and a second tube holder (17), the first tube holder (16) is provided with a through hole (18) communicated with the combustion chamber (5); wherein,
a first flow channel (19) is arranged in the first pipe seat (16), the top ends of the tubes (7) extend into the first flow channel (19), the first flow channel (19) is divided into three flow areas (21) by three flow baffle plates (20), and a water inlet (22) and a water outlet (23) are respectively arranged in the two flow areas (21);
be equipped with second runner (24) in second tube socket (17), the bottom of tubulation (7) all stretches into in second runner (24), divide into two return water district (26) through two flow distribution plates (25) in second runner (24), one of them flow distribution plate (25) are located water inlet (22) with keep off the perpendicular below of flowing board (20) between delivery port (23), and another one flow distribution plate (25) are located other two keep off the perpendicular below in the regional scope of flowing area (21) that flows board (20) formed.
3. The pure copper boiler with low-nitrogen fully premixed water back for condensing and preheating as claimed in claim 2, characterized in that two said water back regions (26) are respectively provided with a sewage drain (27).
4. The pure copper boiler with low nitrogen and fully premixed water condensation preheating as claimed in claim 2, characterized in that the outer surface of the tubes (7) is uniformly provided with copper fins (28).
5. The low-nitrogen fully-premixed water-returning condensation preheated pure copper boiler according to claim 2, characterized in that the heat exchange tubes are distributed around the combustion chamber (5) in a multi-layer structure.
6. The pure copper boiler for condensing and preheating low-nitrogen fully-premixed backwater according to claim 1, characterized in that a liquid storage tank (29) is arranged below the joint of the horizontal pipe (14) and the vertical pipe (15), a liquid discharge pipe (30) is arranged on one side of the liquid storage tank (29), and a liquid discharge valve (31) is arranged on the liquid discharge pipe (30).
7. The pure copper boiler for condensing and preheating the low-nitrogen fully-premixed backwater as claimed in claim 1, wherein an anticorrosive layer (32) is coated inside the side wall of the chimney (13), and a heat insulating layer (33) is arranged outside the side wall of the chimney (13).
Priority Applications (1)
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CN201620126280.5U CN205448333U (en) | 2016-02-17 | 2016-02-17 | Fine copper boiler that low nitrogen full premix return water condensation is preheated |
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CN201620126280.5U CN205448333U (en) | 2016-02-17 | 2016-02-17 | Fine copper boiler that low nitrogen full premix return water condensation is preheated |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107760388A (en) * | 2017-09-26 | 2018-03-06 | 安徽鼎梁生物能源科技开发有限公司 | A kind of biomass gasifying furnace water cooling equipment |
CN108771939A (en) * | 2018-07-03 | 2018-11-09 | 袁昭 | A kind of coal-burning boiler flue dust minimum discharge facility of efficient waste heat recycling |
CN109386826A (en) * | 2018-10-10 | 2019-02-26 | 深圳市大能节能技术有限公司 | A kind of high energy efficiency steam generator with waste-heat recovery device |
CN110895043A (en) * | 2019-11-25 | 2020-03-20 | 华帝股份有限公司 | Smoke collecting hood with heating device and gas water heater using same |
CN111396921A (en) * | 2020-04-04 | 2020-07-10 | 天津津滨石化设备有限公司 | High-efficient low-nitrogen condensing furnace |
CN115095990A (en) * | 2022-07-05 | 2022-09-23 | 北京葆蓝科技有限公司 | Novel boiler |
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2016
- 2016-02-17 CN CN201620126280.5U patent/CN205448333U/en active Active
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107760388A (en) * | 2017-09-26 | 2018-03-06 | 安徽鼎梁生物能源科技开发有限公司 | A kind of biomass gasifying furnace water cooling equipment |
CN108771939A (en) * | 2018-07-03 | 2018-11-09 | 袁昭 | A kind of coal-burning boiler flue dust minimum discharge facility of efficient waste heat recycling |
WO2020006789A1 (en) * | 2018-07-03 | 2020-01-09 | 袁昭 | Facility for high-efficient waste heat recovery and ultralow smoke dust emission from coal-fired boiler |
CN109386826A (en) * | 2018-10-10 | 2019-02-26 | 深圳市大能节能技术有限公司 | A kind of high energy efficiency steam generator with waste-heat recovery device |
CN110895043A (en) * | 2019-11-25 | 2020-03-20 | 华帝股份有限公司 | Smoke collecting hood with heating device and gas water heater using same |
CN111396921A (en) * | 2020-04-04 | 2020-07-10 | 天津津滨石化设备有限公司 | High-efficient low-nitrogen condensing furnace |
CN111396921B (en) * | 2020-04-04 | 2022-03-18 | 天津津滨石化设备有限公司 | High-efficient low-nitrogen condensing furnace |
CN115095990A (en) * | 2022-07-05 | 2022-09-23 | 北京葆蓝科技有限公司 | Novel boiler |
CN115095990B (en) * | 2022-07-05 | 2024-05-07 | 北京葆蓝科技有限公司 | Novel boiler |
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