CN206861870U - A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation - Google Patents

A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation Download PDF

Info

Publication number
CN206861870U
CN206861870U CN201720549624.8U CN201720549624U CN206861870U CN 206861870 U CN206861870 U CN 206861870U CN 201720549624 U CN201720549624 U CN 201720549624U CN 206861870 U CN206861870 U CN 206861870U
Authority
CN
China
Prior art keywords
boiler
water
air
smoke
energy
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
Application number
CN201720549624.8U
Other languages
Chinese (zh)
Inventor
张国平
范兴培
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.)
WUXI ZOZEN BOILERS Co Ltd
Original Assignee
WUXI ZOZEN BOILERS 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 WUXI ZOZEN BOILERS Co Ltd filed Critical WUXI ZOZEN BOILERS Co Ltd
Priority to CN201720549624.8U priority Critical patent/CN206861870U/en
Application granted granted Critical
Publication of CN206861870U publication Critical patent/CN206861870U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Abstract

The utility model provides a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation, including water supply system, air system and flue gas system, energy-saving appliance, air preheater, burner and boiler body.In water supply system, high temperature recycle-water water pipe connects mixed conduit, supplement water pipe connection mixed conduit, mixed conduit connects water pump, water pump connects energy-saving appliance, energy-saving appliance connection boiler body, in air system, split burner connects air blower, air blower connects air preheater, and air preheater connects burner by pipeline, in flue gas system, burner connects front smoke box, front smoke chamber is arranged on the front end of boiler body, and rear smoke chamber is arranged on the rear end of furnace body, boiler body connection energy-saving appliance, energy-saving appliance connects air preheater, air preheater connection chimney.Steam generator system condensation water recovery and use system described in the utility model, adds air preheater, heats air using high-temperature flue gas, hot blast is combustion-supporting into burner, can improve 23 percentage points of the thermal efficiency, reduces operating cost.

Description

A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation
Technical field
The utility model belongs to pressure vessel field, and in particular to a kind of efficient energy-saving gas pot for having high temperature Water circulation Stove.
Background technology
In recent years, in boiler of organic heat carrier in the market, large-scale and super-huge boiler of organic heat carrier is in great demand, and city Higher to environmental protection requirement on, Air Pollutant Emission requires increasingly strict, equally, is directed to whether emission can cause Greenhouse etc., it is also considered that a lot of.Due to there is high temperature Water Sproading, recovery high temperature water temperature is generally greater than 80 degree, if be used alone Energy-saving appliance, exhaust gas temperature can be directly discharged into atmospheric environment in 180 degree or so, first, substantial amounts of thermal loss is caused, second, high Warm fume emission forms greenhouse effects.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation, gram Drawbacks described above is taken, by the improvement to Boiler radiation section pipe group, convection section tube bank and roof tube pipe group device, is solved above-mentioned Problem.
In order to solve the above technical problems, the utility model provides a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation, Including water supply system, air system and flue gas system, energy-saving appliance, air preheater, burner and boiler body,
The water supply system includes water pump, high temperature recycle-water water pipe, supplement water pipe and mixed conduit, the high temperature recycle-water One end of water pipe connects the condensed water water side of the boiler body, and the other end connects the water inlet end of the mixed conduit, described One end connection softened water water side of water pipe is supplemented, the other end connects the water inlet end of mixed conduit, the water outlet of the mixed conduit End connects the water inlet end of the water pump, and the water side of the water pump connects the water inlet end of the energy-saving appliance, and the energy-saving appliance goes out Water end (W.E.) connects the water inlet end of the boiler body,
The air system includes split burner and air blower, and the outlet air end of the split burner connects the air blast The air intake of machine, the outlet air end of the air blower connect the air intake of the air preheater, the air-out of the air preheater End connects the air intake of the burner by pipeline,
The flue gas system includes front smoke box and rear smoke box, and the smoke end of the burner connects the front smoke box, described Front smoke chamber is arranged on the front end of the boiler body, and is connected with the boiler body, and the rear smoke chamber is arranged on the boiler The rear end of body, and be connected with the boiler body, the smoke end of the boiler body connects the bending tubes end of the energy-saving appliance, institute The smoke end for stating energy-saving appliance connects the bending tubes end of the air preheater, and the smoke end of the air preheater connects the cigarette Chimney.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute Stating boiler body has burner hearth, return combustion chamber, the first convection bank and the second convection bank, the smoke end connection institute of the burner The bending tubes end of burner hearth is stated, the smoke end of the burner hearth connects the bending tubes end of the return combustion chamber, the smoke end connection of the return combustion chamber The bending tubes end of first convection bank, the smoke end of first convection bank connects the bending tubes end of the front smoke box, described The smoke end of front smoke box connects the bending tubes end of second convection bank, after the smoke end connection of second convection bank is described The bending tubes end of smoke box, the smoke end of the rear smoke box connect the bending tubes end of the energy-saving appliance.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute State in burner hearth and be provided with corrugated flue.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute State the first convection bank to restrain for threaded flue formula, second convection bank is restrained for light pipe type.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute State and multiple steel pipe type spirally finned tube banks are provided with energy-saving appliance, the multiple steel pipe type spirally finned tube banks stagger arrangement is set, and inverse Flow arrangement.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute State and multiple light pipe types are provided with air preheater restrain, including fume pipe and air hose, parallel baffled in the fume pipe is described The outer transversal flow of air hose, the fume pipe and air hose are staggered in arrangement.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute Stating steam generator system condensation water recovery and use system also includes outer casing, and the outer casing is located at the outer wall of the boiler body.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute Stating steam generator system condensation water recovery and use system also includes platform staircase, and the platform staircase is arranged on the outer of the boiler body On wall.
As a kind of a kind of preferred scheme for the high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation described in the utility model, institute Stating steam generator system condensation water recovery and use system also includes instrument and valve, and the instrument and valve are arranged on the boiler body Top.
Compared with prior art, the utility model proposes a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation, add If air preheater, air is heated using high-temperature flue gas, hot blast is combustion-supporting into burner, can improve 2-3 percentage points of thermal effect Rate, play the effect for reducing operating cost.
Brief description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment The accompanying drawing used is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present utility model Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings Obtain other accompanying drawings.Wherein,
Fig. 1 is a kind of main structure diagram of high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation of the present utility model;
Fig. 2 is a kind of side structure schematic view of high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation of the present utility model;
Fig. 3 is a kind of overlooking the structure diagram of high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation of the present utility model.
Wherein:1 be boiler body, 2 be front smoke box, 3 be platform staircase, 4 be instrument and valve, 5 be outer casing, 6 be after Smoke box, 7 be energy-saving appliance, 8 be air preheater, 9 be chimney, 10 be burner, 11 be flue.
Embodiment
A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation described in the utility model, it includes:Water supply system is (not Diagram), air system (not shown) and flue gas system (not shown), energy-saving appliance 7, air preheater 8, burner 10 and boiler sheet Body 1.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, with reference to specific implementation Mode is described in further detail to the utility model.
First, " one embodiment " or " embodiment " referred to herein refers to may be included at least one reality of the utility model Special characteristic, structure or characteristic in existing mode." in one embodiment " that different places occur in this manual is not Same embodiment is referred both to, nor the single or selective embodiment mutually exclusive with other embodiment.
Secondly, the utility model is described in detail using structural representation etc., when the utility model embodiment is described in detail, For purposes of illustration only, represent that a kind of schematic diagram for the high-efficiency energy-saving gas-fired boiler structure for having high temperature Water circulation can disobey general proportion work Partial enlargement, and the schematic diagram is example, and it should not limit the scope of the utility model protection herein.In addition, in reality Border should include the three dimensions of length, width and depth in making.
Embodiment one
Fig. 1 to Fig. 3 is referred to, Fig. 1 is a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation of the present utility model Main structure diagram;Fig. 2 is a kind of side view structure of high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation of the present utility model Schematic diagram;Fig. 3 is a kind of overlooking the structure diagram of high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation of the present utility model.Such as Shown in Fig. 1 to Fig. 3, water supply system includes water pump (not shown), high temperature recycle-water water pipe (not shown), supplement water pipe (not shown) With mixed conduit (not shown), the condensed water water side of one end connection boiler body 1 of high temperature recycle-water water pipe, other end connection The water inlet end of mixed conduit, supplements one end connection softened water water side of water pipe, and the other end connects the water inlet end of mixed conduit, mixed The water inlet end of the water side connection water pump of Heshui pipe, the water inlet end of the water side connection energy-saving appliance 7 of water pump, the water outlet of energy-saving appliance 7 The water inlet end of end connection boiler body 1, energy-saving appliance 7 are inverse using steel pipe type spiral finned tube, bank of staggered pipes, flue gas transversal flow Flow arrangement.Mixed conduit enters the condensed water reclaimed by boiler body 1 and the softened water of supplement water pipe supplement, upon mixing, warp Water pump is sent into energy-saving appliance 7, and boiler body 1 is entered after heating.
Air system includes split burner (not shown) and air blower (not shown), the outlet air end connection of split burner The air intake of air blower, the air intake of the outlet air end connection air preheater 8 of air blower, the outlet air end of air preheater 8 pass through Pipeline connects the air intake of burner 10, and air preheater 8 is restrained using light pipe type, is divided into fume pipe and air hose, fume pipe Interior parallel baffled, the outer transversal flow of air hose, is staggered in arrangement.Cold air is sent into air preheater by the air blower of split burner 8, after air preheater backhaul more than 8 heat exchange, hot-air is sent into burner 10 by pipeline.
Flue gas system includes front smoke box 2 and rear smoke box 6, the smoke end connection front smoke box 2 of burner 10, and front smoke chamber 2 is set It is connected in the front end of the boiler body 1, and with boiler body 1, rear smoke chamber 6 is arranged on the rear end of boiler body 1, and and boiler Body 1 connects, the bending tubes end of the smoke end connection energy-saving appliance 7 of boiler body 1, the smoke end connection air preheater 8 of energy-saving appliance 7 Bending tubes end, air preheater 8 smoke end connection chimney 9.There is boiler body 1 burner hearth (not shown), return combustion chamber (not to scheme Show), the first convection bank (not shown) and the second convection bank (not shown), the smoke end connection burner hearth of burner 10 enters cigarette End, the bending tubes end of the smoke end connection return combustion chamber of burner hearth, the bending tubes end of smoke end the first convection bank of connection of return combustion chamber, first The bending tubes end of the smoke end connection front smoke box 2 of convection bank, the smoke end of front smoke box 2 connect the bending tubes end of the second convection bank, The bending tubes end of smoke box 6 after the smoke end connection of second convection bank, the bending tubes end of the smoke end connection energy-saving appliance 7 of rear smoke box 6.Heat Air and the fuel thermal-flame as caused by the mixed combustion of burner 10, enter after the corrugated flue radiation heat transfer of burner hearth and strile-back Room, high-temperature flue gas are redirected into the threaded flue of the first convection bank through return combustion chamber, and the second convection tube is redirected into through front smoke box 2 The light pipe of beam, energy-saving appliance 7 is entered after the smoke box 6 after, subsequently into air preheater 8, is most discharged into air through chimney 9 afterwards.
Steam generator system condensation water recovery and use system also includes outer casing 5, platform staircase 3, instrument and valve 4, outer casing 5 It is located at the outer wall of boiler body 1;Platform staircase 3 is arranged on the outer wall of boiler body 1;Instrument and valve 4 are arranged on boiler The top of body 1.
It should be noted that above example is only to illustrate the technical solution of the utility model and unrestricted, although reference The utility model is described in detail for preferred embodiment, it will be understood by those within the art that, can be to this reality Modified with new technical scheme or equivalent substitution, without departing from the spirit and scope of technical solutions of the utility model, It all should cover among right of the present utility model.

Claims (9)

1. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation, it is characterized in that:Including water supply system, air system and flue gas System, energy-saving appliance, air preheater, burner and boiler body,
The water supply system includes water pump, high temperature recycle-water water pipe, supplement water pipe and mixed conduit, the high temperature recycle-water water pipe One end connect the condensed water water side of the boiler body, the other end connects the water inlet end of the mixed conduit, the supplement One end connection softened water water side of water pipe, the other end connect the water inlet end of mixed conduit, and the water side of the mixed conduit connects Lead to the water inlet end of the water pump, the water side of the water pump connects the water inlet end of the energy-saving appliance, the water side of the energy-saving appliance The water inlet end of the boiler body is connected,
The air system includes split burner and air blower, and the outlet air end of the split burner connects the air blower Air intake, the outlet air end of the air blower connect the air intake of the air preheater, and the outlet air end of the air preheater leads to Piping connects the air intake of the burner,
The flue gas system includes front smoke box and rear smoke box, and the smoke end of the burner connects the front smoke box, the preceding cigarette Room is arranged on the front end of the boiler body, and is connected with the boiler body, and the rear smoke chamber is arranged on the boiler body Rear end, and be connected with the boiler body, the smoke end of the boiler body connects the bending tubes end of the energy-saving appliance, the section The smoke end of energy device connects the bending tubes end of the air preheater, the smoke end connection chimney of the air preheater.
2. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 1, it is characterized in that:The boiler sheet Body has burner hearth, return combustion chamber, the first convection bank and the second convection bank, and the smoke end of the burner connects the burner hearth Bending tubes end, the smoke end of the burner hearth connect the bending tubes end of the return combustion chamber, the smoke end connection described first of the return combustion chamber The bending tubes end of convection bank, the smoke end of first convection bank connect the bending tubes end of the front smoke box, the front smoke box Smoke end connects the bending tubes end of second convection bank, and the smoke end connection rear smoke box of second convection bank enters Cigarette end, the smoke end of the rear smoke box connect the bending tubes end of the energy-saving appliance.
3. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 2, it is characterized in that:In the burner hearth Provided with corrugated flue.
4. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 2, it is characterized in that:Described first pair Flowing bundle is restrained for threaded flue formula, and second convection bank is restrained for light pipe type.
5. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 1, it is characterized in that:The energy-saving appliance In be provided with multiple steel pipe type spirally finned tube banks, the multiple steel pipe type spirally finned tube banks stagger arrangement is set, and counter-flow arrangement.
6. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 1, it is characterized in that:The air is pre- It is provided with multiple light pipe types in hot device to restrain, including fume pipe and air hose, parallel baffled in the fume pipe, outside the air hose Transversal flow, the fume pipe and air hose are staggered in arrangement.
7. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 1, it is characterized in that:The boiler system System condensation water recovery and use system also includes outer casing, and the outer casing is located at the outer wall of the boiler body.
8. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 1, it is characterized in that:The boiler system System condensation water recovery and use system also includes platform staircase, and the platform staircase is arranged on the outer wall of the boiler body.
9. a kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation as claimed in claim 1, it is characterized in that:The boiler system System condensation water recovery and use system also includes instrument and valve, and the instrument and valve are arranged on the top of the boiler body.
CN201720549624.8U 2017-05-17 2017-05-17 A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation Active CN206861870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720549624.8U CN206861870U (en) 2017-05-17 2017-05-17 A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720549624.8U CN206861870U (en) 2017-05-17 2017-05-17 A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation

Publications (1)

Publication Number Publication Date
CN206861870U true CN206861870U (en) 2018-01-09

Family

ID=60824254

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720549624.8U Active CN206861870U (en) 2017-05-17 2017-05-17 A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation

Country Status (1)

Country Link
CN (1) CN206861870U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109028136A (en) * 2018-07-03 2018-12-18 芜湖中淇节能科技有限公司 A kind of high temperature water circle device of energy-saving gas boiler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109028136A (en) * 2018-07-03 2018-12-18 芜湖中淇节能科技有限公司 A kind of high temperature water circle device of energy-saving gas boiler

Similar Documents

Publication Publication Date Title
CN102759097A (en) Boiler tail flue gas waste heat utilization system
CN107687634A (en) The denitration of boiler full load couples fume afterheat gradient utilization system
CN206861870U (en) A kind of high-efficiency energy-saving gas-fired boiler for having high temperature Water circulation
CN106996571A (en) A kind of coal-fired hot-water boiler fume afterheat depth recovery system and its method
CN100520268C (en) Fume-fume hot pipe heater exchanger for fume desulphurization in heat-engine plant
CN100541000C (en) A kind of method of avoiding low temperature corrosion of boiler air preheater
CN103245058B (en) Micro-positive pressure combustion combined cooling energy-saving boiler
CN101021361B (en) Steam phase transforming heating furnace
CN207936035U (en) Three backhaul hot air type shell boiler of fuel-firing gas-firing
CN207081212U (en) A kind of deep condensation wall hanging furnace system
CN107036282A (en) A kind of high-efficiency energy-saving gas-fired boiler for having a high temperature Water circulation
CN201866750U (en) Condensation-type one-pass fire tube boiler
CN201819587U (en) Flue heat exchanger of cremator
CN105066437B (en) The complete wet back of the body central flame flame boiler of integral type
CN109425094A (en) A kind of flue gas waste heat recovery water jacket furnace
CN2328940Y (en) Vertical steam water boiler
CN205690425U (en) A kind of residual heat from boiler fume Multi-class propagation combines condensation water heating supply air system
RU2447369C1 (en) Outdoor condensation boiler
CN205480930U (en) Utilize preheating of air system of thermal de aeration feedwater
CN209431447U (en) A kind of water-borne formula steam air heater of two-stage combined heat
CN207751005U (en) A kind of stove cigarette recycling coupling fume afterheat becomes energy level and utilizes system
CN206338785U (en) A kind of integral condensation steam boiler of air-cooled
CN215259727U (en) Integrated air preheating type condensation steam boiler
CN202281381U (en) Heat conducting oil hot-blast stove
CN206419944U (en) Steam boiler device for recycling condensed water

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant