CN203131829U - Efficient and energy-saving and environment-friendly thermal storage flat flame burner - Google Patents
Efficient and energy-saving and environment-friendly thermal storage flat flame burner Download PDFInfo
- Publication number
- CN203131829U CN203131829U CN2013200298609U CN201320029860U CN203131829U CN 203131829 U CN203131829 U CN 203131829U CN 2013200298609 U CN2013200298609 U CN 2013200298609U CN 201320029860 U CN201320029860 U CN 201320029860U CN 203131829 U CN203131829 U CN 203131829U
- Authority
- CN
- China
- Prior art keywords
- burner
- flame burner
- spout
- heat
- highly effective
- 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
Images
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 an efficient and energy-saving and environment-friendly thermal storage flat flame burner which can be installed on the top of a furnace. The efficient and energy-saving and environment-friendly thermal storage flat flame burner comprises an air distributing body (1), a thermal storage chamber (2) and a nozzle (3) provided with an outer wall (31), a spout (32) and fuel spraying units (5), wherein the air distributing body (1), the thermal storage chamber (2) and the nozzle (3) are connected in sequence, a plurality of through holes (31a) leading to the spout (32) are formed in the outer wall (31) of the nozzle (3), the fuel spraying units (5) are installed in the through holes (31a), and different included angles are formed between the spraying directions of the fuel spraying units (5) and the center line of the spout (32). The efficient and energy-saving and environment-friendly thermal storage flat flame burner is characterized in that the spraying directions of the fuel spraying units (5) are tangent to the center circle of the nozzle (3). According to the efficient and energy-saving and environment-friendly thermal storage flat flame burner, the structural design is simple, the energy-saving and environment-friendly effect is achieved, efficient combustion is achieved, and the upper space of the interior of a heating furnace body can be heated evenly.
Description
Technical field
The utility model relates to a kind of burner, relates in particular to a kind of highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner that can be installed in furnace roof.
Technical background
At present, the known domestic industry stove combustion systems that adopt conventional flat-flame burner and match to heating in the stove more, form mostly is the furnace roof position distribution, and heat-storage type burner and combustion system are applied to the furnace side with good energy-saving effect more, and these all are domestic and international comparative maturity and practical power-saving technology.
Conventional flat-flame burner is simple in structure, makes easily; The fuel injection devices that adopt are in the axis centre position of burner more, and blowing system is at the periphery of fuel injection device parcel, flame by the burner block inwall to around spread this form.Be characterized in that the furnace roof line arrangement is simple, flame profile is good, homogeneous heating, and flame temperature is higher.Shortcoming is that waste of fuel is big, and fractional energy savings is low.
Heat-storage type burner and regenerative combustion system are accepted by industry with good energy-saving effect, and be installed in the heat-storage type burner of furnace roof position, because its internal structure complexity, burning shape are different from problems such as side burner, weight are big, cost height, domestic rare people's R and D.
Therefore, how to design a kind of that can install at furnace roof, evenly heat accumulating type flat-flame burner heating, that fractional energy savings is high is realized in heating furnace body internal upper part space, be the present technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of this utility model is exactly in order to overcome the problem that above-mentioned prior art exists, a kind of highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner that can be installed in furnace roof is provided, regenerator is designed to L type structure, has solved the problem that stress is too concentrated, and burner can be installed in furnace roof; The fuel injection unit injection direction is designed to become tangential distribution with the burner center circle, can realize the flat flame burning; The stifled brick of the eddy flow that uses ceramic refractory to make can prolong the whole service life of burner.This utility model structural design is simple, on the basis of flat flame burning the good energy-conservation environment protecting is arranged.
In order to realize above-mentioned purpose of the present utility model, provide following technical scheme:
A kind of highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner, comprise the air distribution body, the regenerator that connect successively, burner with outer wall, spout and fuel injection unit, wherein, the outer wall of burner has a plurality of through holes that lead to spout, fuel injection unit is installed in the through hole, and the injection direction of fuel injection unit forms different angles with the spout center line respectively, and described fuel injection unit injection direction becomes tangential distribution with the burner center circle.
Preferably, described burner is installed in the industrial furnace furnace roof.
Preferably, described regenerator comprises: the heat storage that is horizontally disposed with and is communicated with described air distribution body; Vertical setting and the preheated air chamber that is communicated with respectively with described heat storage and spout; Connect and fix the L type connector in described heat storage and preheated air chamber; Wherein, described heat storage and preheated air chamber are connected to form the regenerator with L type structure by L type connector.
Preferably, described heat storage is honeycomb ceramics, and its left end is fixedly connected with grid, and right-hand member is fixedly connected with the baffle plate brick.
Preferably, the stifled brick of eddy flow is installed between described preheated air chamber and burner.
Preferably, the stifled brick of described eddy flow is ducted body, its upper end closed, and its sidewall is provided with a plurality of inclined via-holes.
Preferably, the stifled brick of described eddy flow is made with ceramic refractory.
The beneficial effects of the utility model embody in the following areas:
A kind of highly effective energy-conserving environmental-protecting type accumulation of heat of the utility model flat-flame burner can be installed in furnace roof, and structural design is simple; Not only have effect in energy saving and environmental protection, can also efficient burning, heating furnace body internal upper part space is evenly heated.
Description of drawings
Fig. 1 is a kind of highly effective energy-conserving environmental-protecting type accumulation of heat of the utility model flat-flame burner structural representation;
Fig. 2 is the regenerator structural representation of a kind of highly effective energy-conserving environmental-protecting type accumulation of heat of the utility model flat-flame burner;
Fig. 3 is the nozzle structure schematic diagram of a kind of highly effective energy-conserving environmental-protecting type accumulation of heat of the utility model flat-flame burner;
Fig. 4 is fuel injection unit injection direction figure of the present utility model;
Flow Field Distribution and state diagram when Fig. 5 is the utility model burner A burning;
Flow Field Distribution and state diagram when Fig. 6 is the utility model burner B commutation.
Description of reference numerals: 1-air distribution body; The 2-regenerator; The 21-heat storage; 22-preheated air chamber; 23-L type connector; The 21a-grid; 21b-baffle plate brick; The 3-burner; The 31-outer wall; The 31a-through hole; The 32-spout; The 4-eddy flow blocks up brick; The 41-inclined via-hole; The 5-fuel injection unit.
The specific embodiment
The utility model provides a kind of highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner, as shown in Figure 1, comprise: the air distribution body 1 of Lian Jieing, regenerator 2 successively, burner 3 with outer wall 31, spout 32 and fuel injection unit 5, wherein, the outer wall 31 of burner 3 has a plurality of through hole 31a that lead to spout 32, and fuel injection unit 5 is installed among the through hole 31a.
Particularly, as shown in Figure 2, regenerator 2 comprises: the heat storage 21 that is horizontally disposed with and is communicated with air distribution body 1, heat storage 21 is honeycomb ceramics, its left end is fixedly connected with grid 21a, and right-hand member is fixedly connected with baffle plate brick 21b, and heat storage 21 is used for the normal temperature air that enters in it from the air distribution body is carried out accumulation of heat; Vertical setting and the preheated air chamber 22 that is communicated with respectively with heat storage 21 and spout 32; Connect and the fixing L type connector 23 in heat storage 21 and preheated air chamber 22; Wherein, heat storage 21 and preheated air chamber 22 are connected to form the regenerator 2 with L type structure by L type connector 23.The utility model regenerator 2 is designed to L type structure, can effectively avoid burner stress too to concentrate and causes burner 3 stressed excessive, makes whole high-temperature capability be in higher level, increases the service life.
As shown in Figure 3, burner 3 has outer wall 31, spout 32 and fuel injection unit 5, wherein, the outer wall 31 of burner 3 has a plurality of through hole 31a that lead to spout 32, fuel injection unit 5 is installed among the through hole 31a, can be according to actual requirement of engineering, the injection direction of fuel injection unit 5 is designed to different angles with spout 32 center line angles respectively, can avoid fuel to mix with air in a zone simultaneously like this, avoided burning too concentrated, thereby avoid the ignition temperature peak value too high, suppressed the formation of NOx thing.
In addition, as shown in Figure 1, the utility model also is equipped with the stifled brick 4 of eddy flow between preheated air chamber 22 and burner 3, and as shown in Figure 2, the stifled brick 4 of this eddy flow is ducted body, and its upper end closed, sidewall are provided with a plurality of inclined via-holes 41.The stifled brick 4 of eddy flow is equivalent to the eddy flow parts on the traditional combustion apparatus, makes the normal temperature air that enters after the preheating of spout 32 through preheated air chamber 22 form eddy flow wind, and this eddy flow wind can fully mix with the fuel that is ejected into spout.Learnt by the heat accumulating type principle, burner in working order down, air themperature after the heat storage heat exchange will reach more than 1000 degree, therefore the stifled brick 4 of the utility model eddy flow replaces the heat-resistance stainless steel of conventional burners employing and selects for use ceramic refractory to make, can reach higher heat endurance and the life-span, guarantee in working order can not to be burnt out down, thereby guaranteed the whole service life requirement of burner.
Highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner of the present utility model can satisfy the special process demand, is installed in the industrial furnace furnace roof.The regenerator 2 that the utility model is installed in the industrial furnace furnace roof is designed to L type structure, can effectively avoid burner stress too to concentrate and causes burner 3 stressed excessive, makes whole high-temperature capability be in higher level, increases the service life.
Introduce the combustion method of highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner of the present utility model in detail below in conjunction with the specific embodiment.
As shown in Figure 1, normal temperature air enters the utility model accumulation of heat flat-flame burner through air distribution body 1, through horizontally disposed heat storage 21 time, be heated, normal temperature air was preheating near fire box temperature in the extremely short time, and entering the preheated air chamber 22 of vertical setting, the normal temperature air after the preheating continues to flow to the spout that is arranged under the preheated air chamber downwards; When the normal temperature air after preheating enters spout from the preheated air chamber, through being arranged on the stifled brick 4 of eddy flow between preheated air chamber and the burner spout, because the stifled brick 4 of this eddy flow is ducted body, its upper end closed, sidewall is provided with a plurality of inclined via-holes 41, cause the normal temperature air after the preheating to enter spout 32 from a plurality of inclined via-holes 41 that stifled brick 4 sidewalls of eddy flow arrange, thereby make the normal temperature air after the preheating be the ejection of eddy flow shape, in spout 32, form eddy flow wind, entrainment flue gas in the stove on every side and form one oxygen content and be significantly less than 21% thin oxygen deprivation high temperature gas flow; Inject fuel (combustion gas) near being installed in the fuel injection unit 5 past thin high temperature airs among the through hole 31a simultaneously, fuel (combustion gas) is realized burning under oxygen deprivation (2-20%) state.
Particularly, as shown in Figure 3, the injection direction of the utility model fuel injection unit 5 is designed to different angles with spout 32 center line angles respectively, can avoid fuel to mix with air in a zone simultaneously like this, avoid burning too concentrated, thereby avoid the ignition temperature peak value too high, suppressed the formation of NOx thing; The many groups of fuel that eject from different perspectives and the abundant mixed combustion of eddy flow wind that forms in spout improve efficiency of combustion greatly, and flame rigidity is good.Many group fuel injection units of the present utility model can be according to the actual load needs, flexible configuration fuel injection flow and spray angle, the adjusting ratio of raising burner.
In addition, as shown in Figure 4, the utility model fuel injection unit 5 along the tangential direction of burner center circle towards spout in burner oil; Above-mentioned fuel along the peripheral jet of burner center circle fully mixes the formation rotating flow with eddy flow wind in spout, and realizes burning at the horn mouth place of spout; In the spout exit, utilize this eddy flow wind to make mixed fuel by the flame of the disc flat shape of burning formation rotation, to diffusion all around, have uniform temperature field along the burner inwall, prevent hot-spot, heating furnace body internal upper part space is evenly heated.
The utility model accumulation of heat flat-flame burner can be realized commutation, detailed process is as follows, at industrial furnace furnace roof (not drawing among the figure) install combustion device A, burner B, as shown in Figure 5, at first normal temperature air enters burner A through the air distribution body 1 of burner A, in regenerator 2, be heated, be the ejection of eddy flow shape through the stifled brick 4 of eddy flow, the fuel mix that in spout 32, ejects with fuel injection unit 5 burning.
As shown in Figure 6, the hot flue gas after the burning enters atmosphere through another burner B, and the elevated temperature heat flue gas is during by burner B, and in its heat storage 21, flue gas is discharged from air distribution body 1 with the low temperature that is lower than 150 ℃ then with high thermmal storage.During commutation, inner flue gas of the stove does not suck to burner B inside center by (drawing among the figure) in the stove, and this moment, fuel injection unit 5 stopped burner oil, because fuel injection unit is hided in the outer wall through hole 31a of burner 3, do not come in contact with inner flue gas of the stove, can avoid being burnt out by flue gas.
Two burner A, B can be in accumulation of heat and heat release alternation state, thereby reach energy-conservation and reduce purpose such as NOx discharge capacity, by heat storage 21 these media, the fume afterheat overwhelming majority of discharge converts the physics heat of combustion medium to, is fully recycled.
The regenerator of the utility model accumulation of heat flat-flame burner has special structure, avoids stress to concentrate, and it can be installed in the industrial furnace furnace roof.Not only can realize energy-conserving and environment-protective by accumulation of heat, and the fuel of peripheral jet realizes that under the cooperation of eddy flow wind flat flame burns, and evenly heats heating furnace body internal upper part space.
Although above-mentioned the utility model is described in detail; but the utility model is not limited thereto; those skilled in the art can make amendment according to principle of the present utility model; therefore, all various modifications of carrying out according to principle of the present utility model all should be understood to fall into protection domain of the present utility model.
Claims (7)
1. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner, it is characterized in that, comprise the air distribution body (1) that connects successively, regenerator (2), has outer wall (31), the burner (3) of spout (32) and fuel injection unit (5), wherein, the outer wall (31) of burner (3) has a plurality of through holes (31a) that lead to spout (32), fuel injection unit (5) is installed in the through hole (31a), the injection direction of fuel injection unit forms different angles with spout (32) center line respectively, and the injection direction of described fuel injection unit becomes tangential distribution with burner (3) center circle.
2. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner as claimed in claim 1 is characterized in that, described burner (3) is installed in the industrial furnace furnace roof.
3. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner as claimed in claim 1 is characterized in that, described regenerator (2) comprising:
The heat storage (21) that is horizontally disposed with and is communicated with described air distribution body (1);
Vertical setting and the preheated air chamber (22) that is communicated with respectively with described heat storage (21) and spout (32);
Connect and fix the L type connector (23) of described heat storage (21) and preheated air chamber (22);
Wherein, described heat storage (21) and preheated air chamber (22) are connected to form the regenerator (2) with L type structure by L type connector (23).
4. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner as claimed in claim 3 is characterized in that, described heat storage (21) is honeycomb ceramics, and its left end is fixedly connected with grid (21a), and right-hand member is fixedly connected with baffle plate brick (21b).
5. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner as claimed in claim 1 is characterized in that, the stifled brick (4) of eddy flow is installed between described preheated air chamber (22) and burner (3).
6. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner as claimed in claim 5 is characterized in that, it is ducted body that described eddy flow blocks up brick (4), and its upper end closed, its sidewall are provided with a plurality of inclined via-holes (41).
7. highly effective energy-conserving environmental-protecting type accumulation of heat flat-flame burner as claimed in claim 5 is characterized in that, described eddy flow blocks up brick (4) and makes with ceramic refractory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200298609U CN203131829U (en) | 2013-01-18 | 2013-01-18 | Efficient and energy-saving and environment-friendly thermal storage flat flame burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200298609U CN203131829U (en) | 2013-01-18 | 2013-01-18 | Efficient and energy-saving and environment-friendly thermal storage flat flame burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203131829U true CN203131829U (en) | 2013-08-14 |
Family
ID=48939803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200298609U Expired - Fee Related CN203131829U (en) | 2013-01-18 | 2013-01-18 | Efficient and energy-saving and environment-friendly thermal storage flat flame burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203131829U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI749215B (en) * | 2017-07-07 | 2021-12-11 | 日商中外爐工業股份有限公司 | Heat treatment furnace |
| TWI802568B (en) * | 2017-07-06 | 2023-05-21 | 日商中外爐工業股份有限公司 | Regenerative combustion equipment |
-
2013
- 2013-01-18 CN CN2013200298609U patent/CN203131829U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI802568B (en) * | 2017-07-06 | 2023-05-21 | 日商中外爐工業股份有限公司 | Regenerative combustion equipment |
| TWI749215B (en) * | 2017-07-07 | 2021-12-11 | 日商中外爐工業股份有限公司 | Heat treatment furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103047654A (en) | Air and gas double-heat-accumulation combustion device | |
| CN102618681A (en) | Grate-free double-preheating top combustion type hot blast stove | |
| CN102218525A (en) | High-efficiency energy-saving baking device of continuous casting tundish | |
| CN203131829U (en) | Efficient and energy-saving and environment-friendly thermal storage flat flame burner | |
| CN201363727Y (en) | Thermal storage type high-speed burner | |
| CN203163478U (en) | Novel energy-saving kiln | |
| CN103206708A (en) | Heat accumulating type burner nozzle | |
| CN101799158A (en) | Air single regenerative burner | |
| CN103939902A (en) | High-efficient energy-saving environmental protection type heat-storage flat flame combustor and combustion method thereof | |
| CN201547758U (en) | Car-type energy-saving efficient combustion furnace | |
| CN203908001U (en) | Biomass fuel hot-air boiler | |
| CN202066015U (en) | Thermal storage combustor | |
| CN206176990U (en) | Energy -concerving and environment -protective tunnel cave | |
| CN212618305U (en) | Natural gas single heat storage burner | |
| CN201203257Y (en) | Energy-saving environment protection type ambient pressure boiler | |
| CN103807851A (en) | Pulverized coal gasification coke-removing burner | |
| CN103350220A (en) | Heat accumulating type steel ladle baking system capable of remarkably reducing NOX (nitrogen oxide) and baking method | |
| CN203231300U (en) | Heat accumulating type burner | |
| CN109945192B (en) | High-calorific-value fuel concentric jet air single-heat-storage burner | |
| CN104100972A (en) | Regenerative burner special for smelting secondary aluminum and implementing method thereof | |
| CN203240889U (en) | Low-melting-point alloy energy-saving and environment-friendly smelting furnace adopting alcohol-based fuel for heating | |
| CN203310080U (en) | Heater | |
| CN208186346U (en) | A kind of controllable mixing disperse formula heat storage burner | |
| CN203330389U (en) | Heat accumulating type steel ladle baking system capable of obviously reducing NOX | |
| CN204901870U (en) | Heat preservation is heat accumulation combustor for stove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20220118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |