CN114111031A - Gas type internal combustion boiler with adjustable heating surface - Google Patents

Gas type internal combustion boiler with adjustable heating surface Download PDF

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Publication number
CN114111031A
CN114111031A CN202111493419.1A CN202111493419A CN114111031A CN 114111031 A CN114111031 A CN 114111031A CN 202111493419 A CN202111493419 A CN 202111493419A CN 114111031 A CN114111031 A CN 114111031A
Authority
CN
China
Prior art keywords
fixedly connected
connecting pipe
pipe
boiler
gas
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.)
Pending
Application number
CN202111493419.1A
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Chinese (zh)
Inventor
木塔力甫·艾力
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinjiang Bayi Iron and Steel Co Ltd
Original Assignee
Xinjiang Bayi Iron and Steel Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xinjiang Bayi Iron and Steel Co Ltd filed Critical Xinjiang Bayi Iron and Steel Co Ltd
Priority to CN202111493419.1A priority Critical patent/CN114111031A/en
Publication of CN114111031A publication Critical patent/CN114111031A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/22Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
    • F24H1/34Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side
    • F24H1/36Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side the water chamber including one or more fire tubes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0005Details for water heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/06Arrangement of mountings or supports for heaters, e.g. boilers, other than space heating radiators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1809Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1832Arrangement or mounting of combustion heating means, e.g. grates or burners
    • F24H9/1836Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2035Arrangement or mounting of control or safety devices for water heaters using fluid fuel

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  • 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)
  • Incineration Of Waste (AREA)

Abstract

The invention discloses a gas-fired internal combustion boiler with an adjustable heating surface, which comprises a boiler body, the inner wall of the boiler body is fixedly connected with a gas box, the upper surface and the lower surface of the gas box are both fixedly connected with wave plates, one side of the gas box is fixedly connected with a smoke box, the upper surface of the smoke box is fixedly connected with a smoke tube, the outer surface of the smoke tube is provided with a first valve, the other end of the smoke tube is fixedly connected with a fourth connecting pipe, one end of the fourth connecting pipe is fixedly connected with a third connecting pipe, the outer surface of the third connecting pipe is provided with a second valve, the other end of the fourth connecting pipe is fixedly connected with a smoke returning pipe, the other end of the smoke returning pipe is fixedly connected with a reheating box, the upper surface of the reheating box is fixedly connected with a second connecting pipe, and the upper surfaces of the second connecting pipe and the third connecting pipe are fixedly connected with a first connecting pipe; the boiler has high heat energy utilization rate and is easy to popularize.

Description

Gas type internal combustion boiler with adjustable heating surface
Technical Field
The invention belongs to the technical field of boilers, and particularly relates to a gas type internal combustion boiler with an adjustable heating surface.
Background
Along with the continuous deepening of the national environmental protection, more and more users use horizontal internal combustion natural gas hot water boiler as heating equipment in winter. When the specification of the boiler is selected, a boiler which is a little larger is often selected, particularly when the development prospect of an enterprise is considered, the thermal power of the boiler is selected to be larger, so that the temperature of smoke at the outlet of the boiler is often very low in actual operation; but the existing boiler can not adjust the heating area of the equipment when in use, thereby causing waste to heat, being incapable of ensuring the normal use of the boiler, causing certain damage to the boiler, greatly reducing the service life of the boiler and influencing the normal operation of the boiler.
Disclosure of Invention
The invention aims to provide a gas type internal combustion boiler with an adjustable heating surface, which can solve the problems that the heating area of equipment cannot be adjusted, so that heat is wasted, and the normal use of the boiler cannot be ensured in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a gas type internal combustion boiler with an adjustable heating surface comprises a boiler body, wherein a gas box is fixedly connected with the inner wall of the boiler body, the upper surface and the lower surface of the gas tank are both fixedly connected with wave plates, one side of the gas tank is fixedly connected with a gas tank, the upper surface of the smoke box is fixedly connected with a smoke tube, the outer surface of the smoke tube is provided with a first valve, the other end of the smoke tube is fixedly connected with a fourth connecting tube, one end of the fourth connecting tube is fixedly connected with a third connecting tube, the outer surface of the third connecting pipe is provided with a second valve, the other end of the fourth connecting pipe is fixedly connected with a smoke returning pipe, the other end of the smoke returning pipe is fixedly connected with a reheating box, the upper surface of the reheating box is fixedly connected with a second connecting pipe, and the upper surfaces of the second connecting pipe and the third connecting pipe are both fixedly connected with a first connecting pipe; one side of the boiler body is fixedly connected with a gas engine, and one side of the gas engine is fixedly connected with a fan; the output end of the gas engine is fixedly connected with a combustion pipe, and the outer surface of the combustion pipe is provided with a flame outlet.
In order to ensure that the gas-fired internal combustion boiler with the adjustable heating surface has the effects of ensuring the overall stability of the boiler and facilitating the quick installation or disassembly of the boiler by workers, the lower surface of the installation plate is preferably provided with an installation table, the upper surface of the installation table is provided with a limiting groove, four corners of the upper surfaces of the installation table and the installation plate are respectively provided with a bolt hole, and the inner wall of each bolt hole is in threaded connection with a fastening bolt.
In order to enable the gas-fired internal combustion boiler with the adjustable heating surface to achieve the effect of facilitating workers to quickly move the mounting table, as a preferable mode of the invention, universal wheels are fixedly connected to the lower surface of the mounting table.
In order to enable the gas-fired internal combustion boiler with the adjustable heating surface to achieve the effect of purifying and filtering waste smoke, as a preferable mode of the invention, one end of the first connecting pipe is fixedly connected with a waste smoke treatment box, and the other side of the waste smoke treatment box is fixedly connected with a smoke exhaust pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. the gas type internal combustion boiler with the adjustable heating surface has the advantages that through the matching of structures such as the gas box, the smoke passing pipe, the first connecting pipe, the second connecting pipe, the third connecting pipe, the fourth connecting pipe, the reheating box, the first valve, the second valve and the third valve, when gas is combusted in the gas box, generated smoke enters the smoke box, the heat carried by the smoke is utilized through the smoke passing pipe and is led into the fourth connecting pipe, when the heat carried by the smoke is high, the third valve is opened, the smoke enters the reheating box from the smoke returning pipe and is led into the first connecting pipe from the second connecting pipe, the heating area of equipment is increased, the heat carried by the smoke is fully utilized, waste is avoided, and on the contrary, when the heat is relatively low, the second valve is opened, the smoke is directly led into the first connecting pipe, and the heating area of the equipment is reduced, meanwhile, the staff is enabled to control the opening and closing of the first valve, the using quantity of the smoke passing pipes is adjusted according to different using environments, so that the heating area of the device is guaranteed to be adjusted, and the heat is fully used.
2. This gas formula internal combustion boiler with adjustable heating surface, through the boiler body, the mount table, the mounting panel, the stopper, the spacing groove, cooperation between rings and fastening bolt isotructure, when installing the boiler, place the mount table in appropriate position earlier, equipment such as crane hook rings are recycled, with the unsettled top of removing to the mount table of boiler body, then move the boiler body downwards, install the corresponding placing of stopper in the spacing groove, then insert fastening bolt downthehole, it is fixed to install mounting panel and mount table, guarantee the holistic stability of boiler, also be convenient for the staff carries out quick installation or dismantlement to the boiler, reduce staff's working strength, improve staff's work efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of an axial structure of the present invention;
FIG. 2 is a right side view of the smoke tube of the present invention;
FIG. 3 is a schematic front view of the burner tube of the present invention;
FIG. 4 is a schematic diagram of the right view structure of the present invention;
FIG. 5 is a schematic view of the bottom structure of the stopper of the present invention;
FIG. 6 is a schematic top view of the limiting groove of the present invention;
FIG. 7 is a schematic axial view of the universal wheel of the present invention.
In the figure: 1. a boiler body; 2. an installation table; 3. mounting a plate; 4. fastening a bolt; 5. a fan; 6. a water inlet pipe; 7. a hoisting ring; 8. a first connecting pipe; 9. returning the smoke pipe; 10. a gas tank; 11. ventilating a smoke pipe; 12. a flue gas box; 13. a first valve; 14. a water level gauge; 15. then heating the box; 16. a second connecting pipe; 17. a second valve; 18. a third connecting pipe; 19. a fourth connecting pipe; 20. a third valve; 21. a gas engine; 22. a combustion tube; 23. a flame outlet; 24. a wave plate; 25. a pressure gauge; 26. a thermometer; 27. a water outlet pipe; 28. a smoke exhaust pipe; 29. a waste smoke treatment box; 30. a limiting block; 31. a limiting groove; 32. bolt holes; 33. a universal wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: a gas type internal combustion boiler with an adjustable heating surface comprises a boiler body 1, wherein a gas box 10 is fixedly connected to the inner wall of the boiler body 1, wave plates 24 are fixedly connected to the upper surface and the lower surface of the gas box 10 respectively, a flue gas box 12 is fixedly connected to one side of the gas box 10, a flue gas pipe 11 is fixedly connected to the upper surface of the flue gas box 12, a first valve 13 is arranged on the outer surface of the flue gas pipe 11, a fourth connecting pipe 19 is fixedly connected to the other end of the flue gas pipe 11, a third connecting pipe 18 is fixedly connected to one end of the fourth connecting pipe 19, a second valve 17 is arranged on the outer surface of the third connecting pipe 18, a smoke returning pipe 9 is fixedly connected to the other end of the fourth connecting pipe 19, a reheating box 15 is fixedly connected to the other end of the smoke returning pipe 9, a second connecting pipe 16 is fixedly connected to the upper surface of the reheating box 15, and a first connecting pipe 8 is fixedly connected to the upper surfaces of the second connecting pipe 16 and the third connecting pipe 18.
In the embodiment of the invention, through the cooperation of the structures of the gas tank 10, the smoke tank 12, the smoke through pipe 11, the first connecting pipe 8, the second connecting pipe 16, the third connecting pipe 18, the fourth connecting pipe 19, the reheating tank 15, the first valve 13, the second valve 17 and the third valve 20, when the gas is combusted in the gas tank 10, the generated smoke enters the smoke tank 12, the heat carried by the smoke is utilized through the smoke through pipe 11 and is led into the fourth connecting pipe 19, when the heat carried by the smoke is high, the third valve 20 is opened, the smoke enters the reheating tank 15 from the smoke return pipe 9 and is then led into the first connecting pipe 8 from the second connecting pipe 16, the heating area of the equipment is increased, the heat carried by the smoke is fully utilized, the waste is avoided, and when the heat is relatively low, the second valve 17 is opened, the smoke is led into the first connecting pipe 8 directly, the heating area of the equipment is reduced, meanwhile, the staff controls the opening and closing of the first valve 13, the using quantity of the smoke through pipes 11 is adjusted according to different using environments, so that the heating area of the equipment is guaranteed to be adjusted, and the heat is fully used. Specifically, one side of the boiler body 1 is fixedly connected with a gas engine 21, and one side of the gas engine 21 is fixedly connected with a fan 5.
In this embodiment: through gas engine 21 and fan 5, for the fuel and the wind-force of boiler provide the burning, guarantee the abundant burning of fuel in the combustion process, ensure the availability factor of boiler. Specifically, the output end of the gas engine 21 is fixedly connected with a combustion pipe 22, and the outer surface of the combustion pipe 22 is provided with a flame outlet 23.
In this embodiment: through combustion tube 22 and play flame hole 23, let in fuel and oxygen in combustion tube 22, make fuel and oxygen increase the area of burning through going out flame hole 23 again, improve the efficiency of burning, guarantee to carry out abundant use to fuel, prevent extravagant, also ensured thermal production efficiency. Specifically, the inner bottom wall of the boiler body 1 is fixedly connected with a water level gauge 14, and both sides of the boiler body 1 are fixedly connected with hanging rings 7.
In this embodiment: through water level gauge 14 and rings 7, utilize water level gauge 14 to monitor the water level in the boiler, prevent the lower normal use that influences the boiler of water level in the boiler, also avoid causing the damage to the boiler, use rings 7 simultaneously, be convenient for utilize equipment such as crane to hook rings 7, with the unsettled top of removing to mount table 2 of boiler body 1, reduce staff's working strength. Specifically, one side of the upper surface of the boiler body 1 is fixedly connected with a pressure gauge 25, and the other side of the upper surface of the boiler body 1 is fixedly connected with a temperature gauge 26.
In this embodiment: through pressure gauge 25 and thermometer 26, monitor the pressure and the temperature in the boiler respectively, guarantee the normal of boiler internal pressure, also make things convenient for the staff to look over the temperature in the boiler fast, improve staff's work efficiency. Specifically, one side of the boiler body 1 is fixedly connected with a water inlet pipe 6, and the other side of the boiler body 1 is fixedly connected with a water outlet pipe 27.
In this embodiment: through inlet tube 6 and outlet pipe 27, be convenient for directly add cold water to the boiler in, simultaneously with the quick discharge of hot water, guarantee to carry out abundant utilization to the heat in the boiler, avoid losing, also reduced staff's working strength, improved the work efficiency of equipment. Specifically, the lower fixed surface of the boiler body 1 is connected with a mounting plate 3, and the lower fixed surface of the mounting plate 3 is connected with a limiting block 30.
In this embodiment: through mounting panel 3 and stopper 30, make mounting panel 3 and boiler body 1 fixed mounting, recycle stopper 30 and make things convenient for the staff to install boiler body 1, work efficiency when improving the boiler installation. Specifically, the lower surface of mounting panel 3 is provided with mount table 2, and spacing groove 31 has been seted up to the upper surface of mount table 2, and bolt hole 32 has all been seted up in the four corners of mount table 2 and mounting panel 3 upper surface, and the inner wall threaded connection of bolt hole 32 has fastening bolt 4.
In this embodiment: through mount table 2, spacing groove 31, bolt hole 32 and fastening bolt 4, install the corresponding placing of stopper 30 in spacing groove 31, then insert fastening bolt 4 in bolt hole 32 again, install mounting panel 3 and mount table 2 fixed, guarantee the holistic stability of boiler, the staff of also being convenient for carries out quick installation or dismantlement to the boiler, reduces staff's working strength, improves staff's work efficiency. Specifically, a universal wheel 33 is fixedly connected to the lower surface of the mounting table 2.
In this embodiment: through the lower fixed surface of mount table 2 be connected with universal wheel 33, the quick removal mount table 2 of the staff of being convenient for has avoided the trouble of artifical transport, and labour saving and time saving has also improved staff's installation effectiveness. Specifically, one end of the first connecting pipe 8 is fixedly connected with a waste smoke treatment box 29, and the other side of the waste smoke treatment box 29 is fixedly connected with a smoke exhaust pipe 28.
In this embodiment: through waste smoke treatment box 29 and smoke exhaust pipe 28, the waste smoke that produces lets in waste smoke treatment box 29, purifies filtration treatment to waste smoke, ensures that the smog of discharging from smoke exhaust pipe 28 does not contain the material that harms the human body, guarantees atmospheric environment's health.
The working principle and the using process of the invention are as follows: when the gas type internal combustion boiler with the adjustable heating surface is used, when the boiler is installed, the installation platform 2 is firstly placed at a proper position, the hoisting ring 7 is hooked by equipment such as a crane and the like, the boiler body 1 is suspended and moved to the upper side of the installation platform 2, then the boiler body 1 is moved downwards, the limiting block 30 is correspondingly placed and installed in the limiting groove 31, then the fastening bolt 4 is inserted into the bolt hole 32 to install and fix the installation plate 3 and the installation platform 2, the integral stability of the boiler is ensured, the boiler is convenient to be quickly installed or disassembled by a worker, the working strength of the worker is reduced, the working efficiency of the worker is improved, when gas is combusted in the gas box 10, the generated smoke enters the smoke box 12, the heat carried by the smoke is utilized through the smoke through pipe 11 and is guided into the fourth connecting pipe 19, when the heat carried by the smoke is higher, open third valve 20, make smog get into reheating case 15 from returning the cigarette pipe 9 again, then in the leading-in first connecting pipe 8 of second connecting pipe 16, increase the heated area of equipment, the abundant utilization of the heat that smog carried, avoid extravagant, on the contrary when the heat is relatively low, then open second valve 17, make smog directly let in first connecting pipe 8, reduce the heated area of equipment, simultaneously, make the staff control the switch of first valve 13, use quantity to leading to tobacco pipe 11 according to different service environment adjusts, thereby ensure to adjust the heated area of equipment, guarantee to thermal make full use of.

Claims (3)

1. The utility model provides a gas formula internal combustion boiler with adjustable heating surface, includes boiler body, characterized by: the boiler comprises a boiler body, and is characterized in that a gas box is fixedly connected to the inner wall of the boiler body, wave plates are fixedly connected to the upper surface and the lower surface of the gas box, a flue gas box is fixedly connected to one side of the gas box, a flue gas pipe is fixedly connected to the upper surface of the flue gas box, a first valve is arranged on the outer surface of the flue gas pipe, a fourth connecting pipe is fixedly connected to the other end of the flue gas pipe, a third connecting pipe is fixedly connected to one end of the fourth connecting pipe, a second valve is arranged on the outer surface of the third connecting pipe, a smoke returning pipe is fixedly connected to the other end of the fourth connecting pipe, a reheating box is fixedly connected to the other end of the smoke returning pipe, a second connecting pipe is fixedly connected to the upper surface of the reheating box, and first connecting pipes are fixedly connected to the upper surfaces of the second connecting pipe and the third connecting pipe; one side of the boiler body is fixedly connected with a gas engine, and one side of the gas engine is fixedly connected with a fan; the output end of the gas engine is fixedly connected with a combustion pipe, and the outer surface of the combustion pipe is provided with a flame outlet.
2. A gas fired internal combustion boiler with adjustable heating surface as claimed in claim 1, characterized in that: the lower surface of the mounting plate is provided with a mounting table, the upper surface of the mounting table is provided with a limiting groove, four corners of the upper surfaces of the mounting table and the mounting plate are provided with bolt holes, and the inner walls of the bolt holes are in threaded connection with fastening bolts; the lower surface of the mounting table is fixedly connected with universal wheels.
3. A gas fired internal combustion boiler with adjustable heating surface as claimed in claim 1, characterized in that: one end fixedly connected with waste cigarette of first connecting pipe handles the case, the opposite side fixedly connected with of waste cigarette handles the pipe of discharging fume.
CN202111493419.1A 2021-12-08 2021-12-08 Gas type internal combustion boiler with adjustable heating surface Pending CN114111031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111493419.1A CN114111031A (en) 2021-12-08 2021-12-08 Gas type internal combustion boiler with adjustable heating surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111493419.1A CN114111031A (en) 2021-12-08 2021-12-08 Gas type internal combustion boiler with adjustable heating surface

Publications (1)

Publication Number Publication Date
CN114111031A true CN114111031A (en) 2022-03-01

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ID=80364248

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111493419.1A Pending CN114111031A (en) 2021-12-08 2021-12-08 Gas type internal combustion boiler with adjustable heating surface

Country Status (1)

Country Link
CN (1) CN114111031A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206817440U (en) * 2017-06-23 2017-12-29 河南永兴锅炉集团有限公司 The big enabling WNS type combustion gas fast-assembling steam coppers of intelligence
CN208332260U (en) * 2018-05-31 2019-01-04 广东顺德团星节能设备有限公司 A kind of gas combustion apparatus
CN109210779A (en) * 2018-10-11 2019-01-15 营口绿源锅炉有限责任公司 A kind of large capacity horizontal water pipe burner hearth fire tube convection heating surface room-fired boiler
CN109883037A (en) * 2019-03-22 2019-06-14 天津征鑫热能设备制造有限公司 A kind of packaged type burning boiler
CN214148339U (en) * 2021-01-18 2021-09-07 长春市文教锅炉厂 Novel gas horizontal internal combustion heating surface adjustable hot water boiler

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206817440U (en) * 2017-06-23 2017-12-29 河南永兴锅炉集团有限公司 The big enabling WNS type combustion gas fast-assembling steam coppers of intelligence
CN208332260U (en) * 2018-05-31 2019-01-04 广东顺德团星节能设备有限公司 A kind of gas combustion apparatus
CN109210779A (en) * 2018-10-11 2019-01-15 营口绿源锅炉有限责任公司 A kind of large capacity horizontal water pipe burner hearth fire tube convection heating surface room-fired boiler
CN109883037A (en) * 2019-03-22 2019-06-14 天津征鑫热能设备制造有限公司 A kind of packaged type burning boiler
CN214148339U (en) * 2021-01-18 2021-09-07 长春市文教锅炉厂 Novel gas horizontal internal combustion heating surface adjustable hot water boiler

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Application publication date: 20220301

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