CN209655802U - A kind of heat storing type energy-saving combustion gas aluminium melting furnace - Google Patents
A kind of heat storing type energy-saving combustion gas aluminium melting furnace Download PDFInfo
- Publication number
- CN209655802U CN209655802U CN201822277804.2U CN201822277804U CN209655802U CN 209655802 U CN209655802 U CN 209655802U CN 201822277804 U CN201822277804 U CN 201822277804U CN 209655802 U CN209655802 U CN 209655802U
- Authority
- CN
- China
- Prior art keywords
- heat
- heat exchanger
- gas
- burner
- air duct
- 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
Links
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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Air Supply (AREA)
Abstract
The utility model discloses a kind of heat storing type energy-saving combustion gas aluminium melting furnaces, it include furnace body, crucible is provided in the furnace body, the furnace body is connected with burner and exhaust passage, the exhaust passage is connected to heat exchanger, the burner, furnace body, exhaust passage and heat exchanger are sequentially communicated, flue gas leading is provided at the top of the heat exchanger, its bottom is provided with the air inlet pipe being connected to extraneous blower, and exchanger base is connect by escape pipe with burner, air duct and exhaust gas channel are provided in the heat exchanger, it is entered in heat exchanger by the clean air that blower is blown out by air inlet pipe, it is combustion-supporting that burner is sent to by escape pipe after exchanging heat with tail gas.The utility model heats air using the tail gas after burning, air after heating is for the combustion-supporting of burner, the waste heat of tail gas is utilized, reduce the waste of the energy, reach energy-saving and environment-friendly effect, the structure setting of the utility model is reasonable simultaneously, good effect of heat exchange, and cost is relatively low.
Description
Technical field
The utility model relates to gas furnace fields, it particularly relates to a kind of heat storing type energy-saving combustion gas aluminium melting furnace.
Background technique
Combustion gas aluminium melting furnace is the heating furnace using combustion gas such as natural gases for fuel, can utilize clean combustion system, real
The efficient operation of existing gas furnace.At present in casting industry common combustion gas aluminium melting furnace mainly by crucible, furnace body, burner and flue
Composition, combustion gas and air are mixed in a certain ratio burning by burner, and combusted gas generant heat is sent into furnace body to earthenware
Crucible heating, the tail gas of burning are discharged into atmosphere by flue, but the heat that combustion gas aluminium melting furnace generates tail gas is higher, directly
Discharge will lead to the loss of more heat transfer, therefore generally require waste gas utilization to get up to be heated, existing combustion gas aluminium melting furnace
The temperature of tail gas is reduced by setting insulating layer, this mode can be reduced tail gas and take away partial heat, but can still make heat
The loss of amount realizes tail gas in addition there are using the heat exchanger of multichannel the heat of tail gas is used to heat clean air
Using and reduce discharge, but the heat exchanger overall structure of this multichannel is more complex, and heat transfer effect is bad.Therefore, having must
Make improvement.
Utility model content
In order to overcome the deficiencies of the prior art, the utility model provides, and one kind is structurally reasonable, cost is relatively low and heat exchange effect
The good heat storing type energy-saving combustion gas aluminium melting furnace of fruit.
Technical solution used by the utility model is mainly: a kind of heat storing type energy-saving combustion gas aluminium melting furnace, includes furnace body,
It is provided with crucible in the furnace body, which is connected with burner and exhaust passage, and the exhaust passage is connected to heat exchanger, institute
It states burner, furnace body, exhaust passage and heat exchanger to be sequentially communicated, is provided with flue gas leading at the top of the heat exchanger, bottom is set
It is equipped with the air inlet pipe being connected to extraneous blower, and exchanger base is connect by escape pipe with burner；It is set in the heat exchanger
Air duct is set, and is provided with exhaust gas channel outside the air duct, is entered by the clean air of blower blowout by air inlet pipe
It is combustion-supporting that burner is sent to by escape pipe into air duct, after exchanging heat with tail gas.
As an improvement of the above technical solution, the closed tube shape structure that the air duct is vertically arranged, bottom connection
There is air inlet pipe, and is connected with the escape pipe stretched out from exchanger base at the top of the air duct.
As a further improvement of the above technical scheme, it is provided with circular heat-storing sphere in the air duct, and described
All spaces inside air duct are arranged in heat-storing sphere.
It being further improved, the exhaust gas channel includes connecting cavity and gas collecting tube, and the connecting cavity is surround on the outside of air duct,
The connecting cavity bottom is connected with several gas collecting tubes, and is connected at the top of connecting cavity with exhaust passage, and the gas collecting tube is from connection
Bottom of chamber portion extends at the top of heat exchanger, converges to flue gas leading.
It is further improved, the connecting cavity is the cylindrical structure of inner hollow, and bottom is provided with several holes connection collection
Tracheae, the gas collecting tube are connected to flue gas leading in tree-like.
It is further improved, insulating layer is provided in the furnace body, the insulating layer is integrally formed using castable.
The beneficial effects of the utility model are: the utility model passes through setting heat exchanger, it can be by the tail gas pair after burning
Clean air is heated, and the air after heating is combustion-supporting for burner, and the heat of tail gas is utilized, is subtracted
The waste of few energy, reaches energy-saving and environment-friendly effect, while the structure setting of the utility model is reasonable, can be improved tail gas heat quantity
While recycling, and production cost can be saved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is the schematic diagram of heat exchanger in the utility model.
Specific embodiment
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Referring to figs. 1 to Fig. 3, a kind of heat storing type energy-saving combustion gas aluminium melting furnace includes furnace body 1, is provided with work in the furnace body 1
The crucible 2 of dynamic connection, for placing the material of heating, which is connected with burner 3 and exhaust passage 4, and exhaust passage 4
It is connected to heat exchanger 5, the burner 3, furnace body 1, exhaust passage 4 and heat exchanger 5 are sequentially communicated, and burner 3 passes through burning
The fuel such as natural gas give crucible 2 heat supply, and the tail gas of burning is discharged in heat exchanger 5 by exhaust passage 4, heat exchanger 5 be communicated with into
Tracheae 8 and escape pipe 9, clean air are provided by the blower 7 being connected with air inlet pipe 8, and air duct is arranged in the heat exchanger 5
51, and it is provided with exhaust gas channel 52 outside the air duct 51, clean air enters air duct 51 from air inlet pipe 8, with tail gas
Burner 3 is reached by escape pipe 9 after exchange heat, flue gas leading 6 is provided at the top of the heat exchanger 5, the tail after exchanging heat
Gas reaches flue gas leading 6 by exhaust gas channel 52 and is discharged, and the utility model, can be by the tail gas after burning by setting heat exchanger 5
Clean air is heated, the air after heating is combustion-supporting for burner 3, and the heat of tail gas has been utilized
Come, reduces the waste of the energy, reach energy-saving and environment-friendly effect.
Referring to figs. 1 to Fig. 3, it is preferable that the closed tube shape structure that the air duct 51 is vertically arranged, bottom is connected with
Air inlet pipe 8, top is provided with escape pipe 9, and the escape pipe 9 is stretched out from the lower section of heat exchanger 5, and the exhaust gas channel 52 encloses
It is wound on 51 outside of air duct and is coaxially disposed with air duct 51, exhaust gas channel 52 includes the company for surrounding 51 outside of air duct
Chamber 53 is connect, the connecting cavity 53 is the cylindrical structure of inner hollow, and bottom is provided with several holes connection gas collecting tube 54, and even
53 upper end of chamber is connect to be connected to exhaust passage 4, the gas collecting tube 54 extends from 53 bottom of connecting cavity along 5 top-direction of heat exchanger, around
Air duct 51 converges to flue gas leading 6 in tree-like connection；The connecting cavity 53 is the cylindrical structure of inner hollow, and bottom is opened
There are several holes to connect gas collecting tube 54, the clean air blown out by blower 7 is blown into air duct 51 by air inlet pipe 8, from lower past
Upper flowing reaches top after exchanging heat, then is blown out by escape pipe 9, is sent to burner 3；Connecting cavity is entered from exhaust passage 4
The tail gas of 53 tops flow to bottom around air duct 51 on the inside of connecting cavity 53 from top to down, passes through to 53 bottom of connecting cavity
Tail gas after heat exchange, along gas collecting tube 54 finally converge to flue gas leading 6 be discharged, complete heat exchange after tail gas entrained by heat compared with
Few, after direct emission, the heat of loss is few, at the same tail gas by most heat transfer into clean air so that heat
It can recycle, realize energy-efficient effect.
Referring to figs. 1 to Fig. 3, it is preferable that be provided with circular heat-storing sphere 55, the heat-storing sphere 55 in the air duct 51
It is arranged along side body in air duct 51, and fills the inner space of full entire air duct 51, it is logical by air in tail gas
It exchanges heat when 51 outside of road with tail gas, by tail gas bring thermal reservoir inside heat-storing sphere 55, inside air duct 51
When flowing through air, heat-storing sphere 55 is transferred heat in clean air, realizes heat exchange.
Referring to figs. 1 to Fig. 3, it is preferable that be provided with insulating layer 10 in the furnace body 1, the crucible 2 is arranged in insulating layer 10
In, the insulating layer 10 is integrally formed using castable, and castable has characteristic resistant to high temperature, and density is larger, therefore is kept the temperature
Effect is preferable, can be avoided the heat in furnace body 1 and directly passes through inner wall and is outwardly lost, and further increases close inside furnace body 1
Feng Xing reduces the loss of heat.
When the utility model is used, the tail gas after burning first is entered outside air duct 51 by exhaust passage 4
The connecting cavity 53 of side is exchanged heat by the heat-storing sphere 55 in air duct 51 with tail gas, and the heat that tail gas carries is put aside
Inside heat-storing sphere 55, when blower 7 is by providing clean air into air duct 51 to air inlet pipe 8, when air edge from bottom to top
51 inside stream of air duct is out-of-date, and heat-storing sphere 55, which transfers heat to, realizes heat exchange, heated clean air in clean air
It flows from bottom to top and reaches 51 top of air duct after exchanging heat, then burner 3 is reached by the blowout of escape pipe 9, heat is handed over
The tail gas changed finally reaches at the top of heat exchanger 5 then along several gas collecting tubes 54 of 53 bottom of connecting cavity and converges to flue gas leading 6
Discharge.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, as long as with
Essentially identical means realize that the technical solution of the utility model aim belongs within the protection scope of the utility model.
Claims (6)
1. a kind of heat storing type energy-saving combustion gas aluminium melting furnace includes furnace body (1), crucible (2), the furnace are provided in the furnace body (1)
Body (1) is connected with burner (3) and exhaust passage (4), and the exhaust passage (4) is connected to heat exchanger (5), it is characterised in that:
The burner (3), furnace body (1), exhaust passage (4) and heat exchanger (5) are sequentially communicated, setting at the top of the heat exchanger (5)
Have flue gas leading (6), bottom is provided with the air inlet pipe (8) being connected to extraneous blower (7), and heat exchanger (5) bottom passes through outlet
Pipe (9) is connect with burner (3)；Air duct (51) are set in the heat exchanger (5), and the air duct (51) is arranged outside
There are exhaust gas channel (52), is entered in air duct (51) by the clean air of blower (7) blowout by air inlet pipe (8), with tail
By escape pipe (9), to be sent to burner (3) combustion-supporting after gas exchange heat.
2. a kind of heat storing type energy-saving combustion gas aluminium melting furnace according to claim 1, it is characterised in that: the air duct (51)
The closed tube shape structure being vertically arranged, bottom are connected with air inlet pipe (8), and the air duct (51) at the top of be connected with from
The escape pipe (9) that heat exchanger (5) bottom is stretched out.
3. a kind of heat storing type energy-saving combustion gas aluminium melting furnace according to claim 1, it is characterised in that: the air duct (51)
It is inside provided with circular heat-storing sphere (55), and all spaces that the heat-storing sphere (55) setting is internal in air duct (51).
4. a kind of heat storing type energy-saving combustion gas aluminium melting furnace according to claim 1, it is characterised in that: the exhaust gas channel (52)
Including connecting cavity (53) and gas collecting tube (54), the connecting cavity (53) is on the outside of air duct (51), the connecting cavity (53)
Bottom is connected with several gas collecting tubes (54), and is connected at the top of connecting cavity (53) with exhaust passage (4), the gas collecting tube (54) from
Connecting cavity (53) bottom extends at the top of heat exchanger (5), converges to flue gas leading (6).
5. a kind of heat storing type energy-saving combustion gas aluminium melting furnace according to claim 4, it is characterised in that: the connecting cavity (53) is
The cylindrical structure of inner hollow, bottom are provided with several holes connection gas collecting tube (54), and the gas collecting tube (54) is in tree-like company
It is connected to flue gas leading (6).
6. a kind of heat storing type energy-saving combustion gas aluminium melting furnace according to claim 1, it is characterised in that: set in the furnace body (1)
It is equipped with insulating layer (10), the insulating layer (10) is integrally formed using castable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822277804.2U CN209655802U (en) | 2018-12-29 | 2018-12-29 | A kind of heat storing type energy-saving combustion gas aluminium melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822277804.2U CN209655802U (en) | 2018-12-29 | 2018-12-29 | A kind of heat storing type energy-saving combustion gas aluminium melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209655802U true CN209655802U (en) | 2019-11-19 |
Family
ID=68520001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822277804.2U Active CN209655802U (en) | 2018-12-29 | 2018-12-29 | A kind of heat storing type energy-saving combustion gas aluminium melting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209655802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344738A (en) * | 2020-12-01 | 2021-02-09 | 常州市鼎力信工业炉有限公司 | Oxygenation combustion heat accumulation smelting furnace |
-
2018
- 2018-12-29 CN CN201822277804.2U patent/CN209655802U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344738A (en) * | 2020-12-01 | 2021-02-09 | 常州市鼎力信工业炉有限公司 | Oxygenation combustion heat accumulation smelting furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206593087U (en) | A kind of chamber structure of biomass boiler | |
| CN209655802U (en) | A kind of heat storing type energy-saving combustion gas aluminium melting furnace | |
| CN107036442A (en) | A kind of energy-saving environmental-protection gas furnace | |
| CN206207466U (en) | Biomass boiler burner | |
| CN206037408U (en) | Energy -concerving and environment -protective hot -blast furnace of biomass energy source all steel waste gas recovery | |
| CN102168886A (en) | Combustion furnace for flue-cured bulk curing barn | |
| CN105299876B (en) | A kind of gas-heating water heater for strengthening rate of air circulation | |
| CN204739901U (en) | Recuperative heater with circulation canal | |
| CN206803733U (en) | A kind of energy-saving environmental-protection gas furnace | |
| CN206847375U (en) | A kind of melting furnace pipeline sorption cycle device | |
| CN208205406U (en) | A kind of burning energy-saving boiler | |
| CN208794719U (en) | A kind of small-sized air heating furnace | |
| CN203687651U (en) | Heating furnace waste heat recovery device | |
| CN206891157U (en) | A kind of long rod heating furnace of the side entering type of Omnidirectional heating | |
| CN206160478U (en) | Double -hearth violently manages shell and tube high -efficiency biological matter hot -blast furnace | |
| CN206989240U (en) | A kind of radiator of tobacco curing barn biomass particle burning machine | |
| CN201449007U (en) | A turn-back flow coal burning hot air furnace | |
| CN206153094U (en) | Energy -efficient formula spraying drying system | |
| CN201090955Y (en) | Condensing type gas heating water boiler | |
| CN208936790U (en) | A kind of heat recovery apparatus of aluminum-bar heating furnace | |
| CN2274721Y (en) | Hot air furnace | |
| CN202501749U (en) | Non-ferrous metal energy-saving gasification furnace | |
| CN207936097U (en) | A kind of heat accumulating type heating power oxidation RTO stoves | |
| CN207674495U (en) | A kind of energy saving return air oven furnace | |
| CN208312708U (en) | A kind of inner-tube structure of energy-saving hot water stove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |