CN208936554U - A kind of full premix low nitrogen burning proportion adjustment boiler - Google Patents
A kind of full premix low nitrogen burning proportion adjustment boiler Download PDFInfo
- Publication number
- CN208936554U CN208936554U CN201821199880.XU CN201821199880U CN208936554U CN 208936554 U CN208936554 U CN 208936554U CN 201821199880 U CN201821199880 U CN 201821199880U CN 208936554 U CN208936554 U CN 208936554U
- Authority
- CN
- China
- Prior art keywords
- boiler
- exchanger
- flue gas
- low nitrogen
- chamber
- 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.)
- Expired - Fee Related
Links
Abstract
It is a kind of to premix low nitrogen burning proportion adjustment boiler, including furnace body entirely, boiler heat-exchanger, collection smoke box and full premix low nitrogen burning machine are fixed in the furnace body, and PLC controller is installed outside furnace body；Outlet pipe is formed at the top of boiler heat-exchanger, bottom is formed with water inlet pipe, and the thermal input of the boiler heat-exchanger is connected with combustion tube and full premix low nitrogen burning machine in turn, and the flue gas output end of boiler heat-exchanger is formed with multiple smoke exhaust pipes being connected to collection smoke box；Gas control valve and air control valve are installed on combustion tube, temperature sensor and solenoid valve are installed, and gas control valve, air control valve, temperature sensor and solenoid valve are electrically connected with PLC controller on smoke exhaust pipe.The boiler, which may be implemented in, carries out closed heating inside boiler heat-exchanger, it can be achieved to carry out proportion adjusting to the thermal energy that combustor exports, it can be achieved to carry out temperature control discharge to the high-temperature flue gas in boiler heat-exchanger, to realize the abundant heat exchange of boiler heat-exchanger internal high temperature flue gas.
Description
Technical field
The utility model relates to the field of mechanical technique that exchanges heat, and are related to a kind of boiler, especially a kind of full premix low nitrogen burning
Proportion adjustment boiler.
Background technique
Currently in order to meet environmental requirement, gas fired-boiler substitutes traditional coal-burning boiler comprehensively, with low-emission
Equal clear superiorities, the nitrogen oxides standard of its burning and exhausting can be lower than the 30 milligrams/m of requirement of Beijing3.But current combustion gas
There are still some defects for boiler: 1, combustion chamber is arranged outside boiler heat exchange piece, although can carry out to whole boiler heat exchange piece
Heating, but there are still heats to the energy wastes problem such as being lost outside pot piece for which；2, heat exchanger is fixed structure, can not
The heat exchange efficiency of heat exchanger, narrow application range are adjusted according to heat demand；3, current boiler heat-exchanger is used into combustion chamber
The mode that portion protrudes into combustion engine showerhead heats pot piece, but current boiler heat-exchanger does not make full use of combustor to fire
The high-temperature flue gas generated is burnt, thermal energy waste is further resulted in.
Publication is retrieved, discovery and the maximally related following patent document of the technical program:
A kind of heat exchange sheet for cast iron boiler (CN2874270Y) discloses a kind of heat exchange sheet for cast iron boiler, including combustion chamber, pot
Piece, it is characterised in that: pot piece is made of side cast iron sheet, the several groups middle boiler sheet being arranged between side cast iron sheet, every group of middle boiler sheet
If being made of dry plate pot piece, these pot of piece is by sealing special-shaped connector sleeve connection；Protrusion, side are equipped on the two sides of middle boiler sheet
The inside of pot piece is equipped with several protrusions；Side cast iron sheet and several groups middle boiler sheet surround several independent combustion chambers jointly.
The utility model has the advantages that: 1. antiseptic properties are strong, less scaling, long service life.2. the thermal efficiency is high.3. due to can be any group
It closes, therefore transports, is convenient for disassembly and assembly.4. due to, by the special-shaped set connection of sealing, it is strong to improve connection between pot piece and pot piece
Degree and positioning accuracy.
Novel intelligent normal-pressure energy-saving boiler (CN201020577306.0) discloses a kind of novel intelligent normal-pressure energy-saving boiler,
Upper and lower barrier water box instead may make up smoke evacuation room, combustion chamber, primary smoke-outlet flue and secondary smoke-outlet flue between fire water box, fire grate
Pass sequentially through primary smoke-outlet flue with, combustion chamber, secondary smoke-outlet flue, smoke evacuation room are connected to chimney with discharge flue, flue gas is upper
When shifting, limited by primary smoke-outlet flue, secondary smoke-outlet flue, smoke evacuation room, to form U-shaped and S-shaped smoke track through cigarette
Chimney discharge.The utility model structure is simple, and the thermal efficiency is high.
By comparative analysis, applicant thinks the technical solution of the utility model, and there are larger differences with the prior art, can
To prove its novelty.
Summary of the invention
The purpose of the utility model is to overcome in place of the deficiencies in the prior art, provide a kind of full premix low nitrogen burning ratio
Boiler is adjusted, which, which may be implemented in inside boiler heat-exchanger, carries out closed heating, it can be achieved that the thermal energy exported to combustor
Proportion adjusting is carried out, it can be achieved that temperature control discharge is carried out to the high-temperature flue gas in boiler heat-exchanger, to realize in boiler heat-exchanger
The abundant heat exchange of portion's high-temperature flue gas.
The purpose of this utility model is achieved through the following technical solutions:
It is a kind of to premix low nitrogen burning proportion adjustment boiler, including furnace body entirely, boiler heat-exchanger, collection cigarette are fixed in the furnace body
Case and full premix low nitrogen burning machine, and PLC controller is installed outside furnace body；Outlet pipe, bottom are formed at the top of boiler heat-exchanger
Portion is formed with water inlet pipe, and the thermal input of the boiler heat-exchanger is connected with combustion tube and full premix low nitrogen burning machine, and pot in turn
The flue gas output end of furnace heat exchanger is formed with multiple smoke exhaust pipes being connected to collection smoke box；Gas control valve and sky are installed on combustion tube
Gas regulating valve is equipped with temperature sensor and solenoid valve, and gas control valve, air control valve, temperature sensor on smoke exhaust pipe
And solenoid valve is electrically connected with PLC controller.
The preferred technical solution of the utility model are as follows: multiple water flowing chambers and flue gas heat exchange have been alternatively arranged in boiler heat-exchanger
Chamber, and the top of boiler heat-exchanger is formed with the combustion chamber of lateral direction penetrating；Combustion chamber is connected to flue gas heat exchange chamber, and the one of the combustion chamber
End connection combustion tube, other end sealing installation implosion guard, and be radially fixed with multiple flow deflectors on the inner wall of combustion chamber and lead
Hot plate.
The preferred technical solution of the utility model are as follows: multiple water flowing chamber serial communications in boiler heat-exchanger, the water flowing chamber
One end is connected to outlet pipe, and the other end is connected to water inlet pipe, and water flowing chamber inner transverse is fixed with multiple connection water flowing chambers two sides inner wall
Baffle plate；Multiple flue gas heat exchange chamber parallel communications in boiler heat-exchanger, the bottom of the flue gas heat exchange chamber passes through smoke exhaust pipe
It is connected to collection smoke box, and is formed with multiple thermally conductive convex blocks on the two sides inner wall of flue gas heat exchange chamber.
The preferred technical solution of the utility model are as follows: the chimney being connected to smoke collecting chamber is fixed on furnace body.
The advantages of the utility model and economic effect are:
1, the full premix low nitrogen burning proportion adjustment boiler of one kind of the utility model, can control combustion gas by PLC controller
The aperture ratio of regulating valve and air control valve monitors the exhaust gas temperature of each flue gas heat exchange chamber, and each by electromagnetism valve regulation
The connected relation of a flue gas heat exchange chamber and smoke collecting chamber prevents most of high-temperature flue gas because of the thermal energy of full premix low nitrogen burning machine output
The flue gas heat exchange for being pushed to water inlet pipe side is intracavitary, and the heat exchange of the intracavitary no high-temperature flue gas of the flue gas heat exchange of outlet pipe side is uneven
Phenomenon generates；Additionally by water flowing chamber serial communication, flue gas heat exchange chamber parallel communication, and water flowing chamber and flue gas heat exchange chamber interval are arranged
The mode of column makes water reciprocally exchange heat by flue gas heat exchange chamber in intracavitary wriggle of water flowing, that is, increases heat exchange area and extend
Heat-exchange time improves the output efficiency of full premix low nitrogen burning machine；Increase additionally by the flow deflector and deflector of Inner Wall of Combustion Chamber
The indoor heat-conducting area of large-scale combustion increases the intracavitary heat-conducting area of flue gas heat exchange by thermally conductive convex block, logical by baffle plate increase
Heat-conducting area in water cavity, while baffle plate plays the role of supporting water flowing chamber side wall, improves the heat transfer efficiency of boiler heat-exchanger,
Reduce thermal energy waste.
2, the utility model scientific structure design is reasonable, and there is built-in combustion room, PLC controller to adjust proportion, change
Heat is abundant and is easily installed, it is easy to accomplish the advantages that, it is a kind of full premix low nitrogen burning proportion adjustment with higher creativeness
Boiler.
Detailed description of the invention
Fig. 1 is the full premix low nitrogen burning proportion adjustment boiler main view of the utility model；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the boiler heat exchange piece cross-sectional view of the utility model；
Fig. 4 is the water flowing chamber cross-sectional view of the utility model；
Fig. 5 is the flue gas heat exchange chamber cross-sectional view of the utility model.
In figure: 1-PLC controller；2- furnace body；3- combustion tube；4- outlet pipe；5- boiler heat-exchanger；6- chimney；7- water inlet
Pipe；8- collection smoke box；9- premixes low nitrogen burning machine entirely；10- gas control valve；11- water flowing chamber；12- flue gas heat exchange chamber；13- water conservancy diversion
Piece；The combustion chamber 14-；15- plug；16- mouthpiece；17- implosion guard；The thermally conductive convex block of 18-；19- baffle plate；20- sealing plate；
21- air control valve；22- smoke exhaust pipe；23- temperature sensor；24- solenoid valve；25- heat-conducting plate.
Specific embodiment
For the contents, features and effects that can further appreciate that the utility model, the following examples are hereby given, and cooperates attached drawing
Detailed description are as follows.It should be noted that the present embodiment be it is descriptive, be not restrictive, cannot thus limit practical
Novel protection scope.
It is a kind of to premix low nitrogen burning proportion adjustment boiler, including furnace body 2 entirely, boiler heat-exchanger 5, collection are fixed in the furnace body
Smoke box 8 and full premix low nitrogen burning machine 9, and PLC controller 1 is installed outside furnace body；Water outlet is formed at the top of boiler heat-exchanger
Pipe 4, bottom are formed with water inlet pipe 7, and the thermal input of the boiler heat-exchanger is connected with combustion tube 3 in turn and premixes low nitrogen burning entirely
Machine, and the flue gas output end of boiler heat-exchanger is formed with multiple smoke exhaust pipes 22 being connected to collection smoke box；Combustion gas is installed on combustion tube
Regulating valve 10 and air control valve 21 are equipped with temperature sensor 23 and solenoid valve 24, and gas control valve, air on smoke exhaust pipe
Regulating valve, temperature sensor and solenoid valve are electrically connected with PLC controller.
The preferred technical solution of the utility model are as follows: be alternatively arranged multiple water flowing chambers 11 in boiler heat-exchanger and flue gas changes
Hot chamber 12, and the top of boiler heat-exchanger is formed with the combustion chamber 14 of lateral direction penetrating；Combustion chamber is connected to flue gas heat exchange chamber, the burning
One end of room connects combustion tube, other end sealing installation implosion guard 17, and multiple lead radially is fixed on the inner wall of combustion chamber
Flow 13 and heat-conducting plate 25.
The preferred technical solution of the utility model are as follows: multiple water flowing chamber serial communications in boiler heat-exchanger, the water flowing chamber
One end is connected to outlet pipe, and the other end is connected to water inlet pipe, and water flowing chamber inner transverse is fixed with multiple connection water flowing chambers two sides inner wall
Baffle plate 19；Multiple flue gas heat exchange chamber parallel communications in boiler heat-exchanger, the bottom of the flue gas heat exchange chamber passes through smoke evacuation
Pipe is connected to collection smoke box, and multiple thermally conductive convex blocks 18 are formed on the two sides inner wall of flue gas heat exchange chamber.
The preferred technical solution of the utility model are as follows: the chimney 6 being connected to smoke collecting chamber is fixed on furnace body.
In addition, the utility model is preferred, boiler heat-exchanger is assemblied to form by the sealing of multiple heat exchanger fins, each heat exchanger fin
Top is formed with symmetrically arranged two apopores, and each heat exchanger fin bottom is formed with symmetrically arranged two inlet openings,
Water inlet pipe is fixedly mounted on the inlet opening of the heat exchanger fin bottom of middle boiler heat-exchanger one end, on the apopore at the top of the heat exchanger fin of the other end
It is fixedly mounted with outlet pipe, and the heat exchanger fin head clearance in the middle part of boiler heat-exchanger is provided with mouthpiece 16 and plug 15, while the heat exchange
Sealing is fixed with sealing plate 20 on the inlet opening of piece bottom, to guarantee water flowing chamber serial communication, fills water in the intracavitary portion of water flowing
Divide heat exchange, it should be noted that, the intracavitary flow direction of two neighboring water flowing is opposite.
For the clearer specifically used mode for illustrating the utility model, a kind of example is provided below:
The full premix low nitrogen burning proportion adjustment boiler of one kind of the utility model, only needs to be passed through into water inlet pipe when in use
Water source, and outlet pipe is connected to heat supply pipeline, in the water flowing chamber of serial communication, water, which wriggles, reciprocally flows through two adjacent heat exchange
Piece, and water flow flowing is hindered by the intracavitary baffle plate of water flowing, to increase heat exchange area, extend heat-exchange time；In addition it fires
Burning machine fills thermal energy through the combustion tube ratio adjustably jet flames into combustion chamber, thermal-flame calcination flow deflector and heat-conducting plate
Divide and be transmitted on the side wall of heat exchanger fin, while the high-temperature flue gas of high-temperature flame generation passes through the flue gas heat exchange chamber of parallel communication
Be discharged into collection smoke box in, it should be noted that: 1, flue gas heat exchange is intracavitary is formed with intensive multiple thermally conductive convex blocks, it is possible to increase high-temperature flue gas with
The contact area of flue gas heat exchange chamber side wall improves heat exchange efficiency；2, each flue gas heat exchange bottom of chamber portion passes through independent smoke exhaust pipe
It is connected to collection smoke box, and by the solenoid valve control smoke exhaust pipe on-off on smoke exhaust pipe, exhaust gas temperature is monitored by temperature sensor,
When the exhaust gas temperature of some flue gas heat exchange chamber is excessively high, the solenoid valve in the flue gas heat exchange bottom of chamber portion closes/aperture is adjusted, to hinder
Hinder high-temperature flue gas to flow into smoke collecting chamber too quickly and wastes thermal energy through smoke stack emission.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations all should belong to the protection scope of the appended claims for the utility model.
Claims (4)
1. a kind of full premix low nitrogen burning proportion adjustment boiler, it is characterised in that: including furnace body, be fixed with boiler in the furnace body and change
Hot device, collection smoke box and full premix low nitrogen burning machine, and PLC controller is installed outside furnace body；The top of the boiler heat-exchanger
It is formed with outlet pipe, bottom is formed with water inlet pipe, and the thermal input of the boiler heat-exchanger is connected with combustion tube in turn and premixes entirely low
Nitrogen combustor, and the flue gas output end of boiler heat-exchanger is formed with multiple smoke exhaust pipes being connected to collection smoke box；Pacify on the combustion tube
Equipped with gas control valve and air control valve, temperature sensor and solenoid valve, and gas control valve, air are installed on smoke exhaust pipe
Regulating valve, temperature sensor and solenoid valve are electrically connected with PLC controller.
2. a kind of full premix low nitrogen burning proportion adjustment boiler according to claim 1, it is characterised in that: the boiler changes
Multiple water flowing chambers and flue gas heat exchange chamber are alternatively arranged in hot device, and the top of boiler heat-exchanger is formed with the burning of lateral direction penetrating
Room；The combustion chamber is connected to flue gas heat exchange chamber, and one end of the combustion chamber connects combustion tube, and explosion-proof glass is installed in other end sealing
Glass, and multiple flow deflectors and heat-conducting plate are radially fixed on the inner wall of combustion chamber.
3. a kind of full premix low nitrogen burning proportion adjustment boiler according to claim 2, it is characterised in that: the boiler changes
Multiple water flowing chamber serial communications in hot device, the water flowing chamber one end are connected to outlet pipe, and the other end is connected to water inlet pipe, and water flowing is intracavitary
Portion is laterally fixed with the baffle plate of multiple connection water flowing chamber two sides inner walls；Multiple flue gas heat exchange chambers in the boiler heat-exchanger are simultaneously
Connection connection, the bottom of the flue gas heat exchange chamber passes through smoke exhaust pipe and is connected to collection smoke box, and makes on the two sides inner wall of flue gas heat exchange chamber
There are multiple thermally conductive convex blocks.
4. a kind of full premix low nitrogen burning proportion adjustment boiler according to claim 1, it is characterised in that: on the furnace body
It is fixed with the chimney being connected to smoke collecting chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821199880.XU CN208936554U (en) | 2018-07-27 | 2018-07-27 | A kind of full premix low nitrogen burning proportion adjustment boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821199880.XU CN208936554U (en) | 2018-07-27 | 2018-07-27 | A kind of full premix low nitrogen burning proportion adjustment boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208936554U true CN208936554U (en) | 2019-06-04 |
Family
ID=66716833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821199880.XU Expired - Fee Related CN208936554U (en) | 2018-07-27 | 2018-07-27 | A kind of full premix low nitrogen burning proportion adjustment boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208936554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425726A (en) * | 2019-07-05 | 2019-11-08 | 重庆佳威厨房设备有限公司 | A kind of energy-saving type boiler |
-
2018
- 2018-07-27 CN CN201821199880.XU patent/CN208936554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425726A (en) * | 2019-07-05 | 2019-11-08 | 重庆佳威厨房设备有限公司 | A kind of energy-saving type boiler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102759130A (en) | Waste heat recovering efficient gas stove | |
| CN103884101A (en) | Plate-type gas combustion condensing water boiler | |
| CN208519799U (en) | Low-nitrogen discharged boiler | |
| CN205717142U (en) | Biomass double furnace thorax gas-steam boiler and combustion system thereof | |
| CN208936554U (en) | A kind of full premix low nitrogen burning proportion adjustment boiler | |
| CN204880674U (en) | Living beings whirlwind gasification boiler | |
| CN104748367B (en) | The dustless hot air boiler of Superstrong energy-saving | |
| CN202973184U (en) | Multi-purpose full-automatic biomass particle fuel overflow furnace capable of cooking, heating and bathing | |
| CN204830050U (en) | Heat energy -saving gas -cooker returns | |
| CN211527196U (en) | Heat exchange pipeline, heat exchange device and oil-fired boiler | |
| CN209623100U (en) | A kind of heat conducting oil boiler of biomass burning gas | |
| CN208205406U (en) | A kind of burning energy-saving boiler | |
| CN201885386U (en) | Energy-saving air stove with rhombus-shaped pipe | |
| CN101021358B (en) | Energy conserving environmental protective non-pressure heating furnace | |
| CN201090955Y (en) | Condensing type gas heating water boiler | |
| CN210153865U (en) | Energy-saving environment-friendly heating stove | |
| CN205939674U (en) | Extreme misery pipe boiler | |
| CN205137544U (en) | Cooking heating stove with water pipe heat exchanger | |
| CN217541526U (en) | Hot blast stove structure with flashback chamber | |
| CN2202247Y (en) | Horizontal double-drum steam boiler | |
| CN204787216U (en) | Horizontal gasification is returned and is burnt boiler with flue gas postcombustion function | |
| CN215809285U (en) | High-efficient living beings boiler | |
| CN202973186U (en) | Directional back flow type reverse burning and cooking heating boiler | |
| CN216079894U (en) | Heat exchange energy-saving stove chamber | |
| CN208886740U (en) | Efficient low nitrogen horizontal tubular boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 Termination date: 20190727 |