CN201096343Y - Burner component and thermal storage type burner device using the burner component - Google Patents
Burner component and thermal storage type burner device using the burner component Download PDFInfo
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- CN201096343Y CN201096343Y CNU2007200741358U CN200720074135U CN201096343Y CN 201096343 Y CN201096343 Y CN 201096343Y CN U2007200741358 U CNU2007200741358 U CN U2007200741358U CN 200720074135 U CN200720074135 U CN 200720074135U CN 201096343 Y CN201096343 Y CN 201096343Y
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- burner
- cavity
- block
- burner block
- heat
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Abstract
The utility model relates to a burner nozzle component, which comprises a burner brick and a burner cavity, wherein the burner brick is fixed below the burner cavity, an air fume channel and a fuel gas channel are arranged in the burner cavity, and a connecting flange is fixed outside the burner cavity. The utility model is characterized in that the burner cavity and the burner brick have split type structure and are fixed into a whole through a burner brick fixing device in a dismountable way. The utility model also proposes a heat storage type burner nozzle device. By adopting the structure of independent burner brick and heat storage type burner nozzle device cavity, the problems of difficult replacement and maintenance are well solved, ad simultaneously, the structure greatly increases the service life of the burner brick. The burnt structure of the system is stable, the fuel gas is fully burnt, and therefore the superiority of the heat storage type burning technology is better embodied. The device has the advantages of simple structure and reasonable design, thereby having broad application and promotion prospects.
Description
Technical field
The utility model relates to field of combustion technology, relates to the heat-accumulating burner device of heating furnace with burner assembly and this burner of use specifically.
Background technology
Combustion gas and air are sent in burner hearth or the combustion chamber, and the device that makes combustion gas and air mix also smooth combustion is the burner of burning gases fuel, is also referred to as burner assembly usually.
Heat-accumulating burner device generally comprises air exhaust gases passes, a cover commutation valve system of two identical burner assemblies, two volume compacts and the control system that matches.Two air exhaust gases passes are in accumulation of heat (flowing through flue gas) or preheating (flowing through air) duty respectively, make flue gas and air alternating current cross each air exhaust gases passes by reversing arrangement.Fig. 3 is the structural representation of the heat-accumulating burner device of prior art, burner assembly 1,2 are arranged on the big clad 3, heat storage 4 is installed in the air exhaust gases passes 5 of burner assembly, this heat storage is common heat storage, the blast tube branch is arranged on the center and the outside of air exhaust gases passes 5, be center blast tube 8 and sidewall blast tube, in center blast tube and sidewall blast tube, be provided with fin class heat exchange structure spare, it and center Gas Pipe tube wall, air exhaust gases passes sidewall is formed " heat storage " in this blast tube together, this heat storage is different with common heat storage, being called heat storage at this says because of it also can carry out heat exchange to combustion gas, that is to say from broadly, but it is the structure of a kind of accumulation of heat and heat exchange.The air exhaust gases passes 5 of burner assembly 1,2 is communicated with by air flue gas tube connector 6, and air flue gas transfer valve 7 is installed on the tube connector; Burner assembly 1,2 center blast tube 8 is communicated with by outside Gas Pipe 9, combustion gas reversal valve 10 is installed on the Gas Pipe, be arranged between two burner assemblies is the moving reversal valves of communications and liaison more than three, it is made up of air flue gas reversal valve 7 and combustion gas reversal valve 10 overlapping being socketed on the same turning cylinder, air flue gas transfer valve 7 have air flue gas tube connector 6 respectively with two burner assemblies 1,2 air exhaust gases passes 5 is connected, combustion gas transfer valve 10 have gas connection pipe 9 respectively with two burner assemblies 1,2 center blast tube 8 and sidewall blast tube are connected, air flue gas transfer valve 7 and combustion gas transfer valve 10 are socketed on the same turning cylinder, so the unlatching of valve, it is synchronous closing and commutating.Preceding half period, fuel and combustion air are fed by burner assembly 1, and the high-speed and high-temperature flame of burner assembly 1 ejection carries out heat fused to furnace charge; Supporting with it burner assembly 2 extracts inner flue gas of the stove under the draft effect of injection air, and the heat storage 4 in the air exhaust gases passes in the burner assembly 2 is heated.Because the surface area of heat storage 4 is big, heat storage capacity is strong, and heat conductivility and heat transfer property are splendid, depth of penetration heating is little, and heat storage 4 can reach hot saturation state in a short period of time, to reducing the fluctuation of preheat temperature, shorten commutating period, it is favourable to reduce the heat storage size.In the back half period, air flue gas transfer valve 3 switches the flow direction of flue gas and combustion air comes, and combustion gas reversal valve 10 switches to burner assembly 2 with combustion gas.At this moment, burner assembly 1 smoking, 2 of burner assemblies are in fired state.Cold wind is preheated to high temperature and is sent to burner assembly 2 through the air exhaust gases passes of burner assembly 2 and participates in combustion processes, heat storage 4 cooling that is cooled gradually; Meanwhile, burner assembly 1 extracts inner flue gas of the stove the heat storage 4 in the burner assembly 1 is heated, and the flue-gas temperature of being discharged by the air exhaust gases passes is between 150～180 ℃, and low-temperature flue gas is by the smoke ejector emptying.Combustion process is kept in circulation so repeatedly.Because this apparatus for baking has adopted composite heat storage pre-heating energy-saving technical measures, under the preceding topic that reduces gas consumption, the baking temperature of bag still can be guaranteed, realized the red packet tapping, the baking temperature of bag can reach more than 1100 ℃, the off-line baking that this apparatus for baking equally also can be used to wrap, baking temperature can be from more than the normal temperature to 1100 ℃.
The superiority of heat storage type combustion mode is admitted widely, also more and more is widely used.Heat-accumulating burner device of the prior art mostly fuses burner block 12 and heat accumulating type cavity 11, and promptly burner assembly 1,2 uses as an integral device.As shown in Figure 4, burner block 12 with the steel pipe in the heat accumulating type cavity 11 30 as anchoring piece, cast directly on the heat accumulating type cavity 11, burner assembly integral body is fixed on the big clad 3 by being fixed on cavity adpting flange 15 on heat accumulating type cavity 11 peripheries and the burner block holder 31 that is fixed on the cavity 11.
The monoblock type burner assembly has two advantages: one, owing to adopt integrated poured mode, good airproof performance; Its two, burner block as anchoring piece, by being cast directly on the heat accumulating type cavity, therefore need not considered the connected mode of burner block and heat accumulating type cavity with the steel pipe in the heat accumulating type cavity again, thereby makes whole burner assembly be convenient to manufacturing.
Though the monoblock type burner assembly is easily manufactured, three shortcomings are arranged in use:
One, burner block is short service life.Have two aspect reasons to cause burner block short service life: one of reason, contain steel pipe in the monoblock type burner block, owing to the expanded by heating coefficient of burner block under hot environment and steel pipe is different, cause burner block to be easy to generate slight crack; Former therefore two, because burner block fuses with the heat accumulating type cavity, volume is very big, can not carry out early stage to burner block and toast, thereby shorten life-span of burner block.
Its two, the energy waste of monoblock type burner assembly.Because of burner block produces slight crack, change the burning institutional framework of burner assembly, will reduce the abundant burning degree of combustion gas greatly.
Its three, monoblock type burner assembly maintenance cost is high and safeguard inconveniently, the replacing time is long.Weak point in service life because of burner block needs often to change burner block, and it is being carried out in the replacing process, because of burner block and heat accumulating type cavity fuse, can not change separately burner block, need the monoblock type burner assembly is carried out integral demounting, return factory burner block is poured into a mould again.
For solving the defective in the monoblock type burner assembly technology, the utility model provides a kind of burner block long service life, helps improving the burner assembly that the heat storage efficiency energy savings is convenient for changing burner block again.
The utility model content
For addressing the above problem, the utility model is taked following technical scheme:
A kind of burner assembly, comprise burner block and burner cavity, burner block is fixed on burner cavity below, air exhaust gases passes and blast tube are arranged in the burner cavity, the burner cavity outside is fixed with adpting flange, it is characterized in that described burner cavity and burner block removably are fixed as one by the burner block fixture for dividing body structure.
Adopt independently burner block and burner cavity body structure, solved burner block well and changed and the problem of safeguarding difficulty, this structure has increased the service life of burner block greatly simultaneously, and this system's burning tissue is stable, fuel gas buring is abundant, has better embodied the superiority of regenerative combustion technology.
Wherein, described fixture comprises the burner block holder, and the burner block holder removably is fixed on burner block on the adpting flange of burner cavity.
Wherein, described burner block holder is a cylinder, and its upper end has an outward flange that cooperates with burner cavity flange, and the lower end has the inward flange that a burner block interior with being enclosed within this holder cooperates.
Preferably, between described burner block and burner cavity flange, encapsulant is installed.
Wherein, described burner block upper surface has the groove that the burner cavity is installed, and between burner cavity excircle and groove seal is installed.
A kind of heat-accumulating burner device, comprise identical two burner assemblies, combustion gas exchange system, flue gas air exchange system and the control system that matches, the combustion gas exchange system connects the fuel gas path of two burner assemblies, and flue gas air exchange system connects the air exhaust gases passes of two burner assemblies; Described burner assembly comprises burner block and burner cavity, and the burner cavity outside is fixed with adpting flange, it is characterized in that described burner assembly has the feature of aforementioned burner assembly.
The utility model proposes a kind of burner assembly of split, adopt independently burner block and burner cavity body structure, be applied to heat-accumulating burner device, having solved burner block well changes and the problem of safeguarding difficulty, this structure has increased the service life of burner block greatly simultaneously, this system's burning tissue is stable, and fuel gas buring is abundant, has better embodied the superiority of regenerative combustion technology.This apparatus structure is simple, and is reasonable in design, has application prospect widely.
Use burner assembly of the present utility model, its usefulness is,
The first, therefore because of burner block does not contain steel pipe, eliminated burner block and the burner block crackle that cause different, the service life of prolongation burner block with the steel pipe thermal coefficient of expansion;
The second, owing to eliminated the burner block crackle, combustion gas can be burnt more fully, thus energy savings;
The 3rd, burner block adopts Connection Block to be connected with the burner cavity, burner block adopts the cast of distinctive groove, and burner block is put into the holder of burner block, and the Connection Block of burner block directly docks with the heat accumulating type cavity, and on the flange of butt joint, the sealing gasket that special material is done is housed, so not only can play the effect of sealing gas, but also be convenient to the fractionation of burner, only need change burner block during replacing, to maintain easily work greatly, save maintenance cost.
Description of drawings
Fig. 1 is the structural representation of the burner assembly of heat-accumulating burner device of the present utility model;
Fig. 2 is the structural representation of heat-accumulating burner device of the present utility model;
Fig. 3 is the structural representation of the heat-accumulating burner device of prior art;
Fig. 4 is the structural representation of burner assembly of the heat-accumulating burner device of prior art;
The specific embodiment
Below in conjunction with the drawings and specific embodiments heat-accumulating burner device of the present utility model is described further.
As shown in Figure 2, the heat-accumulating burner device structure of heat-accumulating burner device of the present utility model and prior art is basic identical, its difference is that burner assembly 21,22 is different with the burner assembly 1,2 of prior art, and it changes existing burner block and burner cavity integrative-structure into the branch body structure.
As shown in Figure 1, the burner block 18 of casting separately is by burner block holder 13, encapsulant 14, and seal 16 and cavity connecting flange 15 removably are fixed together with cavity 11.
Because the burner block 18 of split type heat-accumulating burner device and heat accumulating type cavity 11 adopt flange directly to dock, thereby when needs are changed burner block, only need 11 dismountings of heat accumulating type cavity, new burner block 18 is put into burner block holder 13, retighten and get final product, change very conveniently, greatly reduce the cost of maintenance.
The branch body structure of above-mentioned burner assembly not only is applicable to heat-accumulating burner device, is equally applicable to the burner arrangement of other purposes.
, but should be understood that under the situation that does not break away from relevant protection domain defined by the claims that those skilled in the art can make change and/or revise according to embodiment of the present utility model describing the present invention property and nonrestrictive description.
Claims (10)
1, a kind of burner assembly, comprise burner block and burner cavity, burner block is fixed on burner cavity below, air exhaust gases passes and blast tube are arranged in the burner cavity, the burner cavity outside is fixed with adpting flange, it is characterized in that described burner cavity and burner block removably are fixed as one by the burner block fixture for dividing body structure.
2, burner assembly according to claim 1 is characterized in that, described fixture comprises the burner block holder, and this burner block holder removably is fixed on burner block on the adpting flange of burner cavity.
3, burner assembly according to claim 2 is characterized in that, described burner block holder is a cylinder, and its upper end has an outward flange that cooperates with burner cavity flange, and the lower end has the inward flange that a burner block interior with being enclosed within this holder cooperates.
4, according to claim 2 or 3 described burner assemblies, it is characterized in that, between described burner block and burner cavity flange, encapsulant is installed.
According to claim 1,2 or 3 described burner assemblies, it is characterized in that 5, described burner block upper surface has the groove that the burner cavity is installed, and between burner cavity excircle and groove seal is installed.
6, burner assembly according to claim 4 is characterized in that, described burner block upper surface has the groove that the burner cavity is installed, and between burner cavity excircle and groove seal is installed.
7, a kind of heat-accumulating burner device, comprise identical two burner assemblies, combustion gas exchange system, flue gas air exchange system and the control system that matches, the combustion gas exchange system connects the fuel gas path of two burner assemblies, and flue gas air exchange system connects the air exhaust gases passes of two burner assemblies; Described burner assembly comprises burner block and burner cavity, and the burner cavity outside is fixed with adpting flange, it is characterized in that described burner assembly is claim 1,2 or 3 described burner assemblies.
8, heat-accumulating burner device according to claim 7 is characterized in that, between described burner block and burner cavity flange encapsulant is installed.
9, heat-accumulating burner device according to claim 7 is characterized in that, described burner block upper surface has the groove that the burner cavity is installed, and between burner cavity excircle and groove seal is installed.
10, heat-accumulating burner device according to claim 8 is characterized in that, described burner block upper surface has the groove that the burner cavity is installed, and between burner cavity excircle and groove seal is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200741358U CN201096343Y (en) | 2007-08-28 | 2007-08-28 | Burner component and thermal storage type burner device using the burner component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200741358U CN201096343Y (en) | 2007-08-28 | 2007-08-28 | Burner component and thermal storage type burner device using the burner component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201096343Y true CN201096343Y (en) | 2008-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200741358U Expired - Fee Related CN201096343Y (en) | 2007-08-28 | 2007-08-28 | Burner component and thermal storage type burner device using the burner component |
Country Status (1)
| Country | Link |
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| CN (1) | CN201096343Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893239A (en) * | 2010-08-10 | 2010-11-24 | 宁夏华源冶金实业有限公司 | Premixing low-pressure injection heat storage type nozzle |
-
2007
- 2007-08-28 CN CNU2007200741358U patent/CN201096343Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893239A (en) * | 2010-08-10 | 2010-11-24 | 宁夏华源冶金实业有限公司 | Premixing low-pressure injection heat storage type nozzle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080806 Termination date: 20160828 |