CN203703976U - Heat storage type burner for natural gas furnace - Google Patents
Heat storage type burner for natural gas furnace Download PDFInfo
- Publication number
- CN203703976U CN203703976U CN201420021968.8U CN201420021968U CN203703976U CN 203703976 U CN203703976 U CN 203703976U CN 201420021968 U CN201420021968 U CN 201420021968U CN 203703976 U CN203703976 U CN 203703976U
- Authority
- CN
- China
- Prior art keywords
- heat storage
- heat
- combustion
- gas furnace
- burner
- 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 - Lifetime
Links
- 238000005338 heat storage Methods 0.000 title claims abstract description 30
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title abstract description 34
- 239000003345 natural gas Substances 0.000 title abstract description 17
- 238000002485 combustion reaction Methods 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 19
- 238000009825 accumulation Methods 0.000 claims description 14
- 230000036651 mood Effects 0.000 claims description 8
- 239000012212 insulator Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 7
- 239000003546 flue gas Substances 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000007921 spray Substances 0.000 abstract 3
- 238000009413 insulation Methods 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 2
- 230000001172 regenerating effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Landscapes
- Air Supply (AREA)
Abstract
The utility model discloses a heat storage type burner for a natural gas furnace. The heat storage type burner for the natural gas furnace comprises a thermal insulation body which is filled with castables, wherein the thermal insulation body comprises a combustion portion and a heat storage portion, and the heat storage side face of the combustion portion is vertically arranged on the side face of the combustion portion and is connected with the side face of the combustion portion through a flange; the combustion portion is provided with a combustion cavity, a spray nozzle which is arranged at the center of the combustion portion and stretches into the combustion cavity, and a cold air pipe for conveying cold air to the spray nozzle ignition position to cool is arranged on the spray nozzle; the heat storage portion is provided with a heat storage cavity which is communicated with the combustion cavity through a flue gas channel, a honeycomb heat storage block is arranged in the heat storage cavity, and the end portion of the heat storage cavity at the outer side of the honeycomb heat storage block is provided with a main fire air channel. According to the heat storage type burner for the natural gas furnace, the combustion portion and the heat storage portion are connected through the flange, so that dismantle in the maintenance is convenient, the honeycomb heat storage block is arranged away from the high temperature combustion cavity, so that the service life of the honeycomb heat storage block can be prolonged, and cooling air conveyed by the cold air tube continuously cools the burner ignition position located at a high temperature area, so that use stability of the burner can be guaranteed, and service life of the burner can be prolonged.
Description
Technical field
The utility model relates to a kind of gas furnace heat-accumulating burner.
Background technology
Current industrial furnace adopts the natural gas of clean environment firendly as burning source of the gas mostly, and natural gas is mixing hot-air and burning to furnace injection by burner.Burner generally adopts heat-accumulating burner, by regenerative block effect, fully absorb the heat of high-temperature flue gas in combustion furnace, in the time that cold air passes into, regenerative block can heat to cold air and approach temperature in stove rapidly, form high temperature air and the burning of combustion-supporting natural gas, thereby realize energy-saving and cost-reducing object.But with regard to existing heat-accumulating burner, accumulation of heat chamber is the integrative-structure being connected with combustion chamber, regenerative block from the combustion chamber of high temperature close to, regenerative block is shorter service life, dismounting when moreover overall structure is also not easy to overhaul, simultaneously the light a fire main fiery natural gas spout hot soak condition at chamber place is larger on the useful life impact of burner.
Utility model content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, the gas furnace heat-accumulating burner that provide a kind of convenient disassembly, is conducive to increase the service life.
The utility model solves the technical scheme that its technical problem adopts: a kind of gas furnace heat-accumulating burner, comprise the thermal insulator that is filled with castable, described thermal insulator comprises burning portion and the heat storage unit that inside communicates, described heat storage unit is vertically located at burning portion side, heat storage unit is connected by flange with burning portion, burning portion: there is combustion chamber, be arranged on burning portion center and put in the nozzle in combustion chamber, nozzle is provided with to the cool air hose of nozzle igniting place transporting cold wind cooling, heat storage unit: there is the accumulation of heat chamber communicating by exhaust gases passes with combustion chamber, in accumulation of heat chamber, be provided with honeycomb regenerator piece, the end, accumulation of heat chamber that is positioned at honeycomb regenerator piece outside has the main fire wind passage that doubles as exhaust opening.
Further, described nozzle comprises the igniting natural gas tube and the peripheral main fiery natural gas tube that are positioned at center, between main fiery natural gas tube and igniting natural gas tube, be provided with igniting airduct, the front end of igniting airduct is fixed with igniting general mood mixing pan, and main fiery natural gas tube front end stretches out igniting general mood mixing pan front end face.
Described cool air hose is wrapped in main fiery natural gas tube outer surface.
For reducing better the direct impact of burning portion high temperature on honeycomb regenerator piece, the end that described exhaust gases passes is positioned at accumulation of heat chamber has buffer part, between buffer part and honeycomb regenerator piece, is provided with gear firebrick.
The beneficial effects of the utility model are: the utility model delicate structure, be convenient to install and maintenance, burning portion is connected by flange with heat storage unit, dismounting when easy access, and honeycomb regenerator piece is away from the combustion chamber setting of high temperature, be conducive to extend the service life of honeycomb regenerator piece, in combustion process, by the cooling air passing in cool air hose, come cooling burner igniting place and the jet place of main internal heat pipe in high-temperature region, thereby guarantee the stability that burner uses, extended burner service life.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure, the 1. burning portion 2. heat storage unit 3. flange 4. combustion chamber 5. nozzles 51. main internal heat pipe 53. of tracheae 52. airduct 54. general mood mixing pan 6. cool air hose 7. exhaust gases passes 8. accumulation of heat chamber 9. honeycomb regenerator piece 10. main fire wind passage 11. buffer part 12. of lighting a fire of lighting a fire are kept off firebrick
The specific embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, and therefore it only shows the formation relevant with the utility model.
A kind of gas furnace heat-accumulating burner as shown in Figure 1, comprise the thermal insulator that is filled with castable, described thermal insulator comprises burning portion 1 and the heat storage unit 2 that inside communicates, and described heat storage unit 2 is vertically located at burning portion 1 side, and heat storage unit 2 is connected by flange 3 with burning portion 1.
Burning portion 1: there is combustion chamber 4, be arranged on burning portion 1 center and put in the nozzle 5 in combustion chamber 4, described nozzle 5 comprises the igniting tracheae 51 and the peripheral main internal heat pipe 52 that are positioned at center, between main internal heat pipe 52 and igniting tracheae 51, be provided with igniting airduct 53, the front end of igniting airduct 53 is fixed with general mood mixing pan 54, main internal heat pipe 52 front ends stretch out general mood mixing pan 54 front end faces, are provided with to the cool air hose 6 of nozzle 5 igniting place transporting cold wind coolings at main internal heat pipe 52 outer surfaces of nozzle 5; Heat storage unit 2: there is the accumulation of heat chamber 8 communicating by exhaust gases passes 7 with combustion chamber 4, in accumulation of heat chamber 8, be provided with honeycomb regenerator piece 9,8 ends, accumulation of heat chamber that are positioned at honeycomb regenerator piece 9 outsides have the main fire wind path 10 that doubles as exhaust opening, high-temperature flue gas in burner hearth is by the exhaust gases passes 7 honeycomb regenerator piece 9 of flowing through, honeycomb regenerator piece 9 is heated to high temperature by high-temperature flue gas, and the flue gas after temperature reduces discharges from main fire wind path 10.
The end that described exhaust gases passes 7 is positioned at accumulation of heat chamber 8 has buffer part 11, between buffer part 11 and honeycomb regenerator piece 9, be provided with gear firebrick 12, to reduce the direct impact of burning portion 1 high temperature on honeycomb regenerator piece 9, gear firebrick 12 also can play to honeycomb regenerator piece 9 effect of support structure.
Burner described in the utility model coordinates reversal valve to use in pairs by electric-control system, and high-temperature flue gas and cold air alternately flow in honeycomb regenerator piece 9, in the time that in a burner, high-temperature flue gas heats honeycomb regenerator piece 9, and another burner ignition.When igniting, the natural gas passing into by igniting tracheae 51 and the air passing into by igniting airduct 53, after general mood mixing pan 54 mixes, ignition, main natural gas is passed into by main internal heat pipe 52, from the spout ejection of main internal heat pipe 52 front ends, combustion-supporting main fire wind passes into from main fire wind path 10 simultaneously, the honeycomb regenerator piece 9 of flowing through, cold air is heated by the honeycomb regenerator piece 9 of high temperature, be elevated to and approach fire box temperature from normal temperature, by exhaust gases passes 7 ejection at a high speed, the natural gas spraying with main internal heat pipe 52 mixes after-combustion combustion chamber 4 is interior, in burner combustion process, in cool air hose 6, pass into cooling air always, come cooling burner igniting place and the jet place of main internal heat pipe 52 in high-temperature region, extend burner service life.
The utility model delicate structure, be convenient to install and maintenance, burning portion 1 is connected by flange 3 with heat storage unit 2, dismounting when easy access, and honeycomb regenerator piece 9 arranges away from the combustion chamber 4 of high temperature, be conducive to extend the service life of honeycomb regenerator piece 9, in combustion process, by the cooling air passing in cool air hose 6, come cooling burner igniting place and the jet place of main internal heat pipe 52 in high-temperature region, thereby guarantee the stability that burner uses, extended burner service life.
Above-mentioned embodiment is only explanation technical conceive of the present utility model and feature; its object is to allow person skilled in the art can understand content of the present utility model and be implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (4)
1. a gas furnace heat-accumulating burner, comprise the thermal insulator that is filled with castable, described thermal insulator comprises burning portion (1) and the heat storage unit (2) that inside communicates, it is characterized in that: described heat storage unit (2) is vertically located at burning portion (1) side, heat storage unit (2) is connected by flange (3) with burning portion (1), burning portion (1): there is combustion chamber (4), be arranged on burning portion (1) center and put in the nozzle (5) in combustion chamber (4), nozzle (5) is provided with to the cool air hose (6) of nozzle (5) igniting place transporting cold wind cooling, heat storage unit (2): there is the accumulation of heat chamber (8) communicating by exhaust gases passes (7) with combustion chamber (4), in accumulation of heat chamber (8), be provided with honeycomb regenerator piece (9), the end, accumulation of heat chamber (8) that is positioned at honeycomb regenerator piece (9) outside has the main fire wind passage (10) that doubles as exhaust opening.
2. gas furnace heat-accumulating burner according to claim 1, it is characterized in that: described nozzle (5) comprises the igniting tracheae (51) and the peripheral main internal heat pipe (52) that are positioned at center, between main internal heat pipe (52) and igniting tracheae (51), be provided with igniting airduct (53), the front end of igniting airduct (53) is fixed with general mood mixing pan (54), and main internal heat pipe (52) front end stretches out general mood mixing pan (54) front end face.
3. gas furnace heat-accumulating burner according to claim 2, is characterized in that: described cool air hose (6) is wrapped in main internal heat pipe (52) outer surface.
4. gas furnace heat-accumulating burner according to claim 1, it is characterized in that: the end that described exhaust gases passes (7) is positioned at accumulation of heat chamber (8) has buffer part (11), between buffer part (11) and honeycomb regenerator piece (9), be provided with gear firebrick (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420021968.8U CN203703976U (en) | 2014-01-14 | 2014-01-14 | Heat storage type burner for natural gas furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420021968.8U CN203703976U (en) | 2014-01-14 | 2014-01-14 | Heat storage type burner for natural gas furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703976U true CN203703976U (en) | 2014-07-09 |
Family
ID=51054411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420021968.8U Expired - Lifetime CN203703976U (en) | 2014-01-14 | 2014-01-14 | Heat storage type burner for natural gas furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI793387B (en) * | 2019-12-04 | 2023-02-21 | 財團法人金屬工業研究發展中心 | Detachable regenerative combustion device |
-
2014
- 2014-01-14 CN CN201420021968.8U patent/CN203703976U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI793387B (en) * | 2019-12-04 | 2023-02-21 | 財團法人金屬工業研究發展中心 | Detachable regenerative combustion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |