CN102679726A - Natural gas heating furnace and smoke exhaust system thereof - Google Patents
Natural gas heating furnace and smoke exhaust system thereof Download PDFInfo
- Publication number
- CN102679726A CN102679726A CN2012101639691A CN201210163969A CN102679726A CN 102679726 A CN102679726 A CN 102679726A CN 2012101639691 A CN2012101639691 A CN 2012101639691A CN 201210163969 A CN201210163969 A CN 201210163969A CN 102679726 A CN102679726 A CN 102679726A
- Authority
- CN
- China
- Prior art keywords
- flue
- smoke evacuation
- heating furnace
- burner hearth
- 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.)
- Granted
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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Tunnel Furnaces (AREA)
Abstract
The invention relates to a natural gas heating furnace and a smoke exhaust system thereof. The natural gas heating furnace comprises a furnace body, a furnace door and a combustor, a furnace liner and the combustor are disposed in the furnace body, a panel and the furnace door are arranged on a side surface of the furnace body, the combustor comprises a plurality of combustion nozzles, and the combustion nozzles are respectively arranged on the side surfaces and the top of a hearth; the hearth is communicated with the smoke exhaust system, the smoke exhaust system comprises a heat recycler, a compensator, a butterfly valve and a smoke exhaust adjustor which are sequentially connected, a hot air pipe is communicated with the heat recycler, a smoke pipe cover is arranged above the smoke exhaust adjustor and is communicated with a smoke exhaust pipe via a smoke pipe and a bend, the bend comprises an elbow and a flue conical pipe, and the hot air pipe is connected with a gas pipe via a fan. The combustion nozzles are arranged on the side surfaces and the top of the hearth, and the temperature in the furnace rises fast, and is more uniform. Owing to the separate smoke pipe cover and the conical pipe with the gradually reduced diameter, heat loss is reduced effectively, and the temperature and the pressure in the hearth are controlled accurately, and are balanced.
Description
Technical field
The present invention relates to the high-temperature heat treatment heating furnace, especially a kind of burner hearth side and the top gas heating furnace that all is provided with burner, and the smoke evacuation system of this gas heating furnace.
Background technology
Existing be used for heat treated high-temperature heater and distinguish by mode of heating and generally comprise resistance-heated furnace and gas heating furnace, distinguishing by structure has box type heater and chassis heating furnace.The burner hearth side of gas heating furnace is provided with burner, and the inside of burner hearth is provided with exhanst gas outlet, and burner hearth is connected with smoke evacuation system through exhanst gas outlet.
At present, existing gas heating furnace makes that bigger temperature difference appears in the zones of different in the burner hearth owing to only be provided with burner in the burner hearth side, is unfavorable for the heat treatment process of workpiece.On the other hand, because the temperature difference in the burner hearth is big, have to adopt the mode that prolongs burning time to carry out balance, cause fuel consumption more, burning time is than defectives such as length.
The smoke evacuation system of existing gas heating furnace generally comprises straight pipe type chimney, flue butterfly valve and the butterfly valve controller that vertically is installed on the ground, and the butterfly valve controller opens or closes according to the control flue butterfly valve of the pressure in the burner hearth.At present; There is following defective usually in existing gas heating furnace: after 1, the flue butterfly valve is opened; The stronger wind phenomenon of pulling out can appear in the straight pipe type chimney of smoke evacuation system; Cause the temperature and pressure decline in the burner hearth excessive, the heat in the stove is discharged by chimney in a large number, and the temperature and pressure in the burner hearth is unbalanced; 2, the temperature and pressure in the burner hearth is difficult for accurately control; 3, gas fuel consumes more; 4, heat treated part is second-rate.
Summary of the invention
The temperature and pressure that the purpose of this invention is to provide in a kind of burner hearth is comparatively balanced, burner hearth side and the top gas heating furnace that all is provided with burner; And the gas heating furnace smoke evacuation system that can accurately control the temperature and pressure in the burner hearth.
The objective of the invention is through adopting following technical scheme to realize:
Gas heating furnace and smoke evacuation system thereof comprise body of heater, fire door and burner, and body of heater is made up of the furnace shell of its side and the bell of end face; The body of heater inner surface is provided with high temperature resistant furnace lining, and the body of heater inner chamber constitutes burner hearth, and body of heater is provided with burner; One side of said body of heater is provided with fire door; Fire door and body of heater through articulating device form can folding be tightly connected, the contact-making surface of body of heater and fire door is provided with furnace panel, said burner comprises some burners and gas control valve; The side that burner is separately positioned on said burner hearth of the furnace body with above, said burner is connected with gas pipeline;
The burner hearth of said heating furnace is connected with smoke evacuation system through exhanst gas outlet; Said smoke evacuation system comprises square chest, flue butterfly valve, heat regenerator, smoke evacuation adjuster, compensator, hot air duct, flue, flue gas shroud and smoke exhaust pipe; Said burner hearth is communicated with square chest, heat regenerator, compensator, flue butterfly valve and smoke evacuation adjuster through exhanst gas outlet successively; Said hot air duct is communicated with heat regenerator; The top of said smoke evacuation adjuster is provided with the flue gas shroud, the flue gas shroud and the smoke evacuation adjuster between from a distance; Said flue gas shroud is communicated with smoke exhaust pipe through flue, bend pipe, and smoke exhaust pipe is fixedly installed on the base through support.
As optimal technical scheme of the present invention, said bend pipe comprises elbow one, flue conical pipe and elbow two, and said flue is connected through the larger diameter end of elbow one with the flue conical pipe, and the smaller diameter end of flue conical pipe is connected with said smoke exhaust pipe through elbow two.
As optimal technical scheme of the present invention, said fume pipe is covered with and is taper shape, and the diameter of flue gas shroud lower end is greater than the diameter of said smoke evacuation adjuster; The axis of said flue conical pipe and the angle between the horizontal line are less than 45 degree.
As optimal technical scheme of the present invention, said compensator is connected with base through fixed mount and fixes.
As optimal technical scheme of the present invention, said hot air duct is connected with said gas pipeline through combustion fan.
As optimal technical scheme of the present invention, said fire door flexibly connects through the open-close type that elevating mechanism and body of heater form vertical direction.
As optimal technical scheme of the present invention; Said heating furnace also is provided with the chassis that can pass in and out burner hearth, is provided with the material pier above the chassis, is provided with roller and track below the chassis; Said chassis is connected with the chassis driving mechanism, and the chassis driving mechanism can drive chassis turnover burner hearth.
As optimal technical scheme of the present invention; Be provided with mechanical sealing mechanism between said chassis side and the burner hearth sidewall; Mechanical sealing mechanism comprises hydraulic means, lever and is provided with the slotting tool of refractory seals filler that hydraulic means realizes that through lever actuated slotting tool and said chassis side the movable sealing that can separate is connected.
As optimal technical scheme of the present invention, be provided with the thermocouple and the pressure sensor that are connected with control device in the burner hearth of said body of heater, said control device is connected with the butterfly valve controller, and the butterfly valve controller can drive the folding of flue butterfly valve.
As optimal technical scheme of the present invention, the relative position of said burner hearth of the furnace body two sides is respectively equipped with a plurality of combustion of natural gas mouths, and the centre position above the burner hearth is provided with a plurality of combustion of natural gas mouths; The burner of said burner hearth two sides is updraft impulse burners, and the burner above the said burner hearth is a flat flame burner.
The invention has the beneficial effects as follows: with respect to prior art, burner hearth of the present invention side and toply all be provided with the combustion of natural gas mouth, thus make heat up in the stove very fast, and the temperature in the burner hearth more evenly, more easy to control.
The conical pipe that smoke evacuation system of the present invention adopts separated smoke shroud, elbow and diameter to reduce gradually; What effectively reduce chimney pulls out the wind phenomenon; Reduce scattering and disappearing of furnace heat; Thereby can accurately control the temperature and pressure in the burner hearth through the switch of control butterfly valve, make the temperature and pressure in the burner hearth comparatively balanced.Gas fuel of the present invention consumes less, and the quality of heat treated part is better.
Description of drawings
Below in conjunction with accompanying drawing and specific embodiment the present invention is described further:
Fig. 1 is a main TV structure sketch map of the present invention;
Fig. 2 is the plan structure sketch map of Fig. 1;
Fig. 3 is the partial structurtes sketch map at fire door of the present invention position;
Fig. 4 is the broken section structural representation of body of heater of the present invention;
Fig. 5 is the structural representation of smoke evacuation system of the present invention;
Fig. 6 is the partial structurtes sketch map of smoke evacuation system of the present invention;
Fig. 7 is an A-A sectional structure sketch map among Fig. 6.
Among the figure: 1, fire door, 2, elevating mechanism, 3, furnace shell, 4, burner, 5, furnace lining, 6, smoke evacuation system; 7, material pier, 8, bell, 9, blower fan, 10, thermocouple, 11, chassis, 12, sealing mechanism; 13, panel, 14, the chassis driving mechanism, 15, exhanst gas outlet, 21, square chest, 22, the flue butterfly valve, 23, heat regenerator; 24, compensator fixed mount, 25, the smoke evacuation adjuster, 26, compensator, 27, hot air duct, 28, flue, 281, the flue gas shroud; 282, flue conical pipe, 283, elbow one, 284, elbow two, 29, smoke exhaust pipe, 30, the smoke exhaust pipe support.
The specific embodiment
To shown in Figure 7, gas heating furnace and smoke evacuation system thereof comprise body of heater, fire door 1 and burner like Fig. 1; Body of heater is made up of the furnace shell 3 of its side and the bell 8 of end face; The body of heater inner surface is provided with high temperature resistant furnace lining 5, and the body of heater inner chamber constitutes burner hearth, and body of heater is provided with burner.One side of said body of heater is provided with fire door 1, fire door 1 and body of heater through articulating device form can folding be tightly connected, the contact-making surface of body of heater and fire door 1 is provided with furnace panel 13.The said burner of present embodiment comprises some combustion of natural gas mouths 4 and gas control valve, the side that burner 4 is separately positioned on said burner hearth of the furnace body with above, burner 4 is connected with gas pipeline through gas control valve.
In the present embodiment; The burner hearth of said heating furnace is connected with smoke evacuation system 6 through exhanst gas outlet 15, and said smoke evacuation system 6 comprises square chest 21, flue butterfly valve 22, heat regenerator 23, smoke evacuation adjuster 25, compensator 26, hot air duct 27, flue 28, flue gas shroud 281 and smoke exhaust pipe 29.Said burner hearth is communicated with square chest 21, heat regenerator 23, compensator 26, flue butterfly valve 22 and smoke evacuation adjuster 25 through exhanst gas outlet 15 successively; Said hot air duct 27 is communicated with heat regenerator 23; The top of said smoke evacuation adjuster 25 is provided with flue gas shroud 281, flue gas shroud 281 and the smoke evacuation adjuster 25 between from a distance.Flue gas shroud 281 is communicated with smoke exhaust pipe 29 through flue 28, bend pipe, and smoke exhaust pipe 29 is fixedly installed on the base through support 30.
The said bend pipe of present embodiment comprises elbow 1, flue conical pipe 282 and elbow 2 284; Said flue 28 is connected through the larger diameter end of elbow 1 with flue conical pipe 282, and the smaller diameter end of flue conical pipe 282 is connected with said smoke exhaust pipe 29 through elbow 2 284.Said flue gas shroud 281 is made as taper shape; The diameter of flue gas shroud 281 lower ends is greater than the diameter of said smoke evacuation adjuster 25; The axis of said flue conical pipe 282 and the angle between the horizontal line are less than 45 degree, and the present invention gets the axis and the angle between the horizontal line of flue conical pipe 282 and spends as preferred embodiment less than 15.
Be provided with mechanical sealing mechanism 12 between said chassis 11 sides and the burner hearth sidewall; Mechanical sealing mechanism 12 comprises hydraulic means, lever and is provided with the slotting tool of refractory seals filler that hydraulic means realizes that through lever actuated slotting tool and said chassis 11 sides the movable sealing that can separate is connected.Be provided with the thermocouple 10 and the pressure sensor that are connected with control device in the burner hearth of said body of heater, said control device is connected with the butterfly valve controller, and the butterfly valve controller can drive 22 foldings of flue butterfly valve.The relative position of burner hearth of the furnace body of the present invention two sides is respectively equipped with a plurality of combustion of natural gas mouths 4, and the centre position above the burner hearth is provided with a plurality of combustion of natural gas mouths 4; The burner 4 of said burner hearth two sides is updraft impulse burners, and the burner 4 above the burner hearth is flat flame burners.The layout of burner hearth internal combustion burner of the present invention is more reasonable, thus make heat up in the stove very fast, and the temperature in the burner hearth more evenly, more easy to control.
Claims (10)
1. gas heating furnace and smoke evacuation system thereof comprise body of heater, fire door and burner, and body of heater is made up of the furnace shell of its side and the bell of end face; The body of heater inner surface is provided with high temperature resistant furnace lining, and the body of heater inner chamber constitutes burner hearth, and body of heater is provided with burner; One side of said body of heater is provided with fire door; Fire door and body of heater through articulating device form can folding be tightly connected, the contact-making surface of body of heater and fire door is provided with furnace panel, it is characterized in that: said burner comprises some burners and gas control valve; The side that burner is separately positioned on said burner hearth of the furnace body with above, said burner is connected with gas pipeline;
The burner hearth of said heating furnace is connected with smoke evacuation system through exhanst gas outlet; Said smoke evacuation system comprises square chest, flue butterfly valve, heat regenerator, smoke evacuation adjuster, compensator, hot air duct, flue, flue gas shroud and smoke exhaust pipe; Said burner hearth is communicated with square chest, heat regenerator, compensator, flue butterfly valve and smoke evacuation adjuster through exhanst gas outlet successively; Said hot air duct is communicated with heat regenerator; The top of said smoke evacuation adjuster is provided with the flue gas shroud, the flue gas shroud and the smoke evacuation adjuster between from a distance; Said flue gas shroud is communicated with smoke exhaust pipe through flue, bend pipe, and smoke exhaust pipe is fixedly installed on the base through support.
2. gas heating furnace according to claim 1 and smoke evacuation system thereof; It is characterized in that: said bend pipe comprises elbow one, flue conical pipe and elbow two; Said flue is connected through the larger diameter end of elbow one with the flue conical pipe, and the smaller diameter end of flue conical pipe is connected with said smoke exhaust pipe through elbow two.
3. gas heating furnace according to claim 2 and smoke evacuation system thereof is characterized in that: said fume pipe is covered with and is taper shape, and the diameter of flue gas shroud lower end is greater than the diameter of said smoke evacuation adjuster; The axis of said flue conical pipe and the angle between the horizontal line are less than 45 degree.
4. gas heating furnace according to claim 1 and 2 and smoke evacuation system thereof is characterized in that: said compensator is connected with base through fixed mount and fixes.
5. gas heating furnace according to claim 1 and 2 and smoke evacuation system thereof is characterized in that: said hot air duct is connected with said gas pipeline through combustion fan.
6. gas heating furnace according to claim 1 and smoke evacuation system thereof is characterized in that: said fire door flexibly connects through the open-close type that elevating mechanism and body of heater form vertical direction.
7. according to claim 1 or 6 described gas heating furnace and smoke evacuation systems thereof; It is characterized in that: said heating furnace also is provided with the chassis that can pass in and out burner hearth; Be provided with the material pier above the chassis; Be provided with roller and track below the chassis, said chassis is connected with the chassis driving mechanism, and the chassis driving mechanism can drive chassis turnover burner hearth.
8. gas heating furnace according to claim 7 and smoke evacuation system thereof; It is characterized in that: be provided with mechanical sealing mechanism between said chassis side and the burner hearth sidewall; Mechanical sealing mechanism comprises hydraulic means, lever and is provided with the slotting tool of refractory seals filler that hydraulic means realizes that through lever actuated slotting tool and said chassis side the movable sealing that can separate is connected.
9. gas heating furnace according to claim 1 and smoke evacuation system thereof; It is characterized in that: be provided with the thermocouple and the pressure sensor that are connected with control device in the burner hearth of said body of heater; Said control device is connected with the butterfly valve controller, and the butterfly valve controller can drive the folding of flue butterfly valve.
10. gas heating furnace according to claim 1 and smoke evacuation system thereof is characterized in that: the relative position of said burner hearth of the furnace body two sides is respectively equipped with a plurality of combustion of natural gas mouths, and the centre position above the burner hearth is provided with a plurality of combustion of natural gas mouths; The burner of said burner hearth two sides is updraft impulse burners, and the burner above the said burner hearth is a flat flame burner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210163969.1A CN102679726B (en) | 2012-05-24 | 2012-05-24 | Natural gas heating furnace and smoke exhaust system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210163969.1A CN102679726B (en) | 2012-05-24 | 2012-05-24 | Natural gas heating furnace and smoke exhaust system thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102679726A true CN102679726A (en) | 2012-09-19 |
| CN102679726B CN102679726B (en) | 2014-05-07 |
Family
ID=46812024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210163969.1A Active CN102679726B (en) | 2012-05-24 | 2012-05-24 | Natural gas heating furnace and smoke exhaust system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102679726B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712467A (en) * | 2012-09-29 | 2014-04-09 | 丹阳市江南工业炉有限公司 | Distributed control system for car-bottom type heat treatment furnace groups |
| CN103836972A (en) * | 2012-11-26 | 2014-06-04 | 江苏华东炉业有限公司 | Novel industrial furnace bogie |
| CN104154765A (en) * | 2014-08-28 | 2014-11-19 | 安徽省六安市佳瑞粉末冶金有限公司 | Natural gas tunnel kiln exhaust smoke waste heat recycling pipeline thermoelectricity and hot water supply system and running method thereof |
| CN104513882A (en) * | 2013-09-30 | 2015-04-15 | 江苏高皓工业炉有限公司 | Car-type gas furnace |
| CN105043095A (en) * | 2015-06-25 | 2015-11-11 | 石家庄新华能源环保科技股份有限公司 | Double-heating rotary hearth ring furnace |
| CN105241237A (en) * | 2015-09-30 | 2016-01-13 | 山东蒙凌工程机械股份有限公司 | Natural gas thermal treatment furnace |
| CN105264326A (en) * | 2013-03-22 | 2016-01-20 | 吉凯恩粉末冶金工程有限公司 | Pipe bundle recuperator on a sintering furnace and thermal transfer method having a sintering furnace and having a pipe bundle recuperator |
| CN105466212A (en) * | 2016-01-29 | 2016-04-06 | 云南天高镍业有限公司 | Vertical heat exchange type alloy baking oven system |
| CN106288789A (en) * | 2015-06-05 | 2017-01-04 | 江苏腾天工业炉有限公司 | Low energy consumption gas heating furnace |
| CN106288774A (en) * | 2015-06-05 | 2017-01-04 | 江苏腾天工业炉有限公司 | Efficient natural gas trolley heating furnace |
| CN107421345A (en) * | 2017-08-01 | 2017-12-01 | 河南易成新能源股份有限公司 | Graphite cathode material high-temperature heat treatment explosion-protection equipment and method |
| CN108165727A (en) * | 2018-03-16 | 2018-06-15 | 马德凡 | A kind of brass steel wire diffusion furnace |
| CN114963711A (en) * | 2022-05-27 | 2022-08-30 | 扬州市江都区三和涂装设备有限公司 | Natural gas heating equipment for coating drying furnace |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085942U (en) * | 1990-10-13 | 1991-10-02 | 铁道部山海关桥梁工厂 | Heat treatment furnace with full-fibrofelt lining using residual-oil |
| CN2155001Y (en) * | 1993-05-17 | 1994-02-02 | 北京达能技术开发公司 | Periodic top-burning ceramic kiln |
| CN2202898Y (en) * | 1994-12-01 | 1995-07-05 | 首钢总公司 | Sealing device for side gap of table car |
| EP1884730A2 (en) * | 2006-07-28 | 2008-02-06 | Sacmi forni S.p.A. | A tunnel kiln for ceramic products |
| JP2008240133A (en) * | 2007-03-29 | 2008-10-09 | Nippon Steel Engineering Co Ltd | Method for switching combustion and exhaust of heat storage type combustion burner of continuous heating furnace |
| CN201867043U (en) * | 2010-11-12 | 2011-06-15 | 中材高新材料股份有限公司 | Tunnel kiln for roasting quartz crucibles |
-
2012
- 2012-05-24 CN CN201210163969.1A patent/CN102679726B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2085942U (en) * | 1990-10-13 | 1991-10-02 | 铁道部山海关桥梁工厂 | Heat treatment furnace with full-fibrofelt lining using residual-oil |
| CN2155001Y (en) * | 1993-05-17 | 1994-02-02 | 北京达能技术开发公司 | Periodic top-burning ceramic kiln |
| CN2202898Y (en) * | 1994-12-01 | 1995-07-05 | 首钢总公司 | Sealing device for side gap of table car |
| EP1884730A2 (en) * | 2006-07-28 | 2008-02-06 | Sacmi forni S.p.A. | A tunnel kiln for ceramic products |
| JP2008240133A (en) * | 2007-03-29 | 2008-10-09 | Nippon Steel Engineering Co Ltd | Method for switching combustion and exhaust of heat storage type combustion burner of continuous heating furnace |
| CN201867043U (en) * | 2010-11-12 | 2011-06-15 | 中材高新材料股份有限公司 | Tunnel kiln for roasting quartz crucibles |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712467A (en) * | 2012-09-29 | 2014-04-09 | 丹阳市江南工业炉有限公司 | Distributed control system for car-bottom type heat treatment furnace groups |
| CN103836972A (en) * | 2012-11-26 | 2014-06-04 | 江苏华东炉业有限公司 | Novel industrial furnace bogie |
| CN103836972B (en) * | 2012-11-26 | 2016-07-13 | 江苏华东炉业有限公司 | Industrial furnace chassis |
| CN105264326A (en) * | 2013-03-22 | 2016-01-20 | 吉凯恩粉末冶金工程有限公司 | Pipe bundle recuperator on a sintering furnace and thermal transfer method having a sintering furnace and having a pipe bundle recuperator |
| CN104513882A (en) * | 2013-09-30 | 2015-04-15 | 江苏高皓工业炉有限公司 | Car-type gas furnace |
| CN104154765A (en) * | 2014-08-28 | 2014-11-19 | 安徽省六安市佳瑞粉末冶金有限公司 | Natural gas tunnel kiln exhaust smoke waste heat recycling pipeline thermoelectricity and hot water supply system and running method thereof |
| CN104154765B (en) * | 2014-08-28 | 2017-01-11 | 安徽省六安市佳瑞粉末冶金有限公司 | Natural gas tunnel kiln exhaust smoke waste heat recycling pipeline thermoelectricity and hot water supply system and running method thereof |
| CN106288789A (en) * | 2015-06-05 | 2017-01-04 | 江苏腾天工业炉有限公司 | Low energy consumption gas heating furnace |
| CN106288774A (en) * | 2015-06-05 | 2017-01-04 | 江苏腾天工业炉有限公司 | Efficient natural gas trolley heating furnace |
| CN105043095A (en) * | 2015-06-25 | 2015-11-11 | 石家庄新华能源环保科技股份有限公司 | Double-heating rotary hearth ring furnace |
| CN105241237A (en) * | 2015-09-30 | 2016-01-13 | 山东蒙凌工程机械股份有限公司 | Natural gas thermal treatment furnace |
| CN105241237B (en) * | 2015-09-30 | 2018-07-06 | 山东新达重工机械有限公司 | Natural gas heat-treatment furnace |
| CN105466212A (en) * | 2016-01-29 | 2016-04-06 | 云南天高镍业有限公司 | Vertical heat exchange type alloy baking oven system |
| CN105466212B (en) * | 2016-01-29 | 2018-02-23 | 云南天高镍业有限公司 | A kind of vertical heat exchange type alloy baking furnace system |
| CN107421345A (en) * | 2017-08-01 | 2017-12-01 | 河南易成新能源股份有限公司 | Graphite cathode material high-temperature heat treatment explosion-protection equipment and method |
| CN108165727A (en) * | 2018-03-16 | 2018-06-15 | 马德凡 | A kind of brass steel wire diffusion furnace |
| CN108165727B (en) * | 2018-03-16 | 2023-10-27 | 索罗克电子科技有限公司 | Brass steel wire diffusion furnace |
| CN114963711A (en) * | 2022-05-27 | 2022-08-30 | 扬州市江都区三和涂装设备有限公司 | Natural gas heating equipment for coating drying furnace |
| CN114963711B (en) * | 2022-05-27 | 2024-02-06 | 陕西东海明珠防腐工程有限责任公司 | Natural gas heating equipment for coating drying furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102679726B (en) | 2014-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102679726B (en) | Natural gas heating furnace and smoke exhaust system thereof | |
| CN103423865B (en) | A kind of air stove with multi-layer rotating heat exchange flue | |
| CN200943945Y (en) | Coal gasified and burned environment-friendly hot water boiler | |
| CN106016734A (en) | Energy-saved and environment-friendly hot-blast stove | |
| CN206014991U (en) | A kind of combustion stablized dry-off oven device for blast furnace | |
| CN101280955B (en) | External-burning type hot-air stove heating heat preserving method | |
| CN202630398U (en) | Coal dust hot-blast stove | |
| CN202018185U (en) | Combined air furnace system | |
| CN206695529U (en) | Low temperature agricultural byproducts drying machine | |
| CN104729079A (en) | Hot air furnace | |
| US2514084A (en) | Apparatus for supplying heated air to blast furnaces and the like | |
| CN201443859U (en) | Double-grate layered mutual combustion-supporting type heating stove for civil use | |
| CN108070393A (en) | A kind of coke oven coke oven uprising tube diverging flame adjusts burning and its exhaust heat recovering method | |
| CN107289783A (en) | Heat the liquefied gas furnace drying method of oven module refractory liner castable | |
| CN201811580U (en) | Grate-rotary kiln-circularly cooling machine baking oven device | |
| CN206160478U (en) | Double -hearth violently manages shell and tube high -efficiency biological matter hot -blast furnace | |
| CN202808850U (en) | Hot-blast stove capable of controlling temperatures | |
| CN108609872A (en) | The energy conservation and environmental protection limekiln of furnace temperature monitored by microcomputer | |
| CN206055946U (en) | A kind of vertical hot furnace | |
| CN202692732U (en) | Oxygen oil gun of bottom blowing furnace | |
| CN105783256A (en) | Hot blast stove adopting biofuel | |
| CN206847365U (en) | Annealing and drying dual-purpose car type furnace | |
| CN201842854U (en) | Hot blast stove flue thermal compensation device | |
| CN202671563U (en) | Hot-blast stove capable of synchronously producing hot wind and steam | |
| CN208000046U (en) | A kind of device for saggar firing refractory material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Zhang Dian Zhen Jiangyan District 225536 in Jiangsu province Taizhou City Cai Guan Industrial Zone Patentee after: JIANGSU FENGDONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: Jiangyan City, Jiangsu province 225500 Zhang Dian Zhen Cai Guan Industrial Zone of Taizhou City Patentee before: JIANGSU ABUNDANT EAST STOVE INDUSTRY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 225536 Cai Guan industrial concentration area, Zhang Dian Town, Jiangyan District, Taizhou, Jiangsu Patentee after: Jiangsu Fengdong Environmental Protection Technology Co.,Ltd. Address before: 225536 Cai Guan industrial concentration area, Zhang Dian Town, Jiangyan District, Taizhou, Jiangsu Patentee before: JIANGSU FENGDONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |