CN205420285U - Energy -saving tubular coal tar heating furnace - Google Patents
Energy -saving tubular coal tar heating furnace Download PDFInfo
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- CN205420285U CN205420285U CN201620200865.7U CN201620200865U CN205420285U CN 205420285 U CN205420285 U CN 205420285U CN 201620200865 U CN201620200865 U CN 201620200865U CN 205420285 U CN205420285 U CN 205420285U
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Abstract
The utility model provides an energy -saving tubular coal tar heating furnace, includes furnace body, draught fan, air heat exchange tube, coal tar economizer bank, heat -exchanger furnace pipe, spiral -flow type burner, and the air heat exchange tube sets up in convection chamber, and the draught fan will cool air transportation to the air heat exchange tube in, and cold air temperature behind the air heat exchange tube that is arranged in convection chamber risees the back and carries extremely the radiation chamber, the coal tar economizer bank sets up in convection chamber to the coal tar that will preheat is carried to the heat -exchanger furnace pipe in, and spiral -flow type burner installs in the radiation chamber, spiral -flow type burner's three combustor is arranged with predetermined hour hands orientation and spiral mode and is set up, the combustor after with coal gas and hot air mixing blowout and burning utilize the gas injection orientation of three combustor to make the high -temperature gas who produces be in with the spiral form simultaneously in order to carry out heat transfer to the intraductal coal tar of heat -exchanger furnace the radiation chamber in -diffusion, and heat the intraductal coal tar of heat -exchanger furnace.
Description
Technical field
This utility model relates to a kind of firing equipment, is specifically related to a kind of energy-saving type tube-type coal tar-heater.
Background technology
Tubular heater is the necessary equipment of coal chemical industry, is mainly used in the deep processing to coal tar and processes, and more than 150,000 tons tubular heaters of current China there are about 5,000,000, and year, consumed fuel converted into standard coal about 12,000,000 tons.Owing to the structure of self by tubular heater is limited, such as, realize radiant heat transfer mode simply by burning coal gas coal tar is heated, high-temperature gas produced by burning coal gas cannot be made sufficiently to add hot coal tar, just discharge from the chimney of tubular heater, both caused the huge waste of the energy.
Summary of the invention
In view of this, it is necessary to provide a kind of high-temperature gas that can make generation that heat sufficiently passes to the energy-saving type tube-type coal tar-heater of the coal tar in boiler tube.
A kind of energy-saving type tube-type coal tar-heater, including body of heater, air-introduced machine, air heat-exchange pipe, coal tar economizer bank, heat exchange boiler tube, spiral-flow type burner, described body of heater includes radiation chamber and is arranged on the convection cell above radiation chamber, described radiation chamber, convection cell is connected by communication channel, air heat-exchange pipe is arranged in convection cell, and the two ends of air heat-exchange pipe stretch out from convection cell, one end of air heat-exchange pipe is connected with air-introduced machine, the other end of air heat-exchange pipe is connected with the air inlet port of described spiral-flow type burner, cold air is transported in air heat-exchange pipe by air-introduced machine, cold air temperature after the air heat-exchange pipe being positioned in convection cell is delivered to described radiation chamber after raising；nullCoal tar economizer bank is arranged in convection cell，The two ends of coal tar economizer bank are stretched out from convection cell，Coal tar economizer bank is positioned at the lower section of air heat-exchange pipe，One end of coal tar economizer bank is connected with extraneous coal tar feeding mechanism，The other end of coal tar economizer bank is connected with one end of heat exchange boiler tube，So that the coal tar of preheating is delivered in heat exchange boiler tube，Heat exchange boiler tube is arranged in described radiation chamber，The two ends of heat exchange boiler tube are exposed at outside body of heater，Spiral-flow type burner is arranged in described radiation chamber，Spiral-flow type burner includes support column and arranges the burner that three structures on the support columns are identical，Three burners are with predetermined clockwise and spiral way spread configuration，And the free end of burner is higher than the connection end being connected with support column of burner，Burner has coal gas inlet port、Air inlet port，Burner sprays and burns after coal gas and hot-air being mixed and carries out radiant heat transfer with the coal tar in heat exchanging boiler tube，Utilize the gas injection direction of three burners to make the high-temperature gas of generation in a spiral form at described radiation chamber internal diffusion simultaneously，And the coal tar in heat exchanging boiler tube heats.
nullPreferably，Energy-saving type tube-type coal tar-heater also includes heat radiation stiffening device，Heat radiation stiffening device is arranged in described radiation chamber，And near described convection cell，Heat radiation stiffening device is bullet，The bottom of described radiation chamber is pointed on the summit of heat radiation stiffening device，The bottom surface of heat radiation stiffening device is near described convection cell，And the size of the bottom surface of heat radiation stiffening device is more than the size of communication channel，The size of the cross section being smaller in size than described radiation chamber of the bottom surface of heat radiation stiffening device，So that forming gap between the sidewall of the bottom surface of heat radiation stiffening device and described radiation chamber，Heat radiation stiffening device stops high-temperature gas produced by gas-fired，And after guiding high-temperature gas to flow to be arranged on the heat exchange boiler tube of described radiation chamber，Again from the gap into described convection cell，The heat of high-temperature gas is sufficiently passed to the coal tar in heat exchange boiler tube by the prolongation high-temperature gas holdup time in described radiation chamber.
Preferably, heat radiation stiffening device is cone shape, and the underrun connector of heat radiation stiffening device is fixing with the top of described radiation chamber to be connected.
nullIn above-mentioned energy-saving type tube-type coal tar-heater，Air heat-exchange pipe is arranged in convection cell，To realize the heating of air，And the air of heating is flowed to spiral-flow type burner，Coal tar economizer bank is arranged in convection cell，The two ends of coal tar economizer bank are stretched out from convection cell，Coal tar economizer bank is positioned at the lower section of air heat-exchange pipe，So that coal tar is preheated，Coal tar after preheating is delivered in heat exchange boiler tube，It is arranged in the spiral-flow type burner in described radiation chamber，Three burners are with predetermined clockwise and spiral way spread configuration，And the free end of burner is higher than the connection end being connected with support column of burner，Burner has coal gas inlet port、Air inlet port，Burner sprays and burns after coal gas and hot-air being mixed and carries out radiant heat transfer with the coal tar in heat exchanging boiler tube，Utilize the gas injection direction of three burners to make the high-temperature gas of generation in a spiral form at described radiation chamber internal diffusion simultaneously，And the coal tar in heat exchanging boiler tube heats，Then the utilization rate of the energy is improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of the energy-saving type tube-type coal tar-heater of a better embodiment.
Fig. 2 is the structural representation of the spiral-flow type burner in Fig. 1.
In figure: energy-saving type tube-type coal tar-heater 10, body of heater 20, radiation chamber 21, convection cell 22, communication channel 23, chimney 24, air-introduced machine 30, air heat-exchange pipe 40, coal tar economizer bank 50, heat exchange boiler tube 60, spiral-flow type burner 70, support column 71, burner 72, heat radiation stiffening device 80, gap 90, connector 91.
Detailed description of the invention
Refer to Fig. 1 and Fig. 2, energy-saving type tube-type coal tar-heater 10 includes body of heater 20, air-introduced machine 30, air heat-exchange pipe 40, coal tar economizer bank 50, heat exchange boiler tube 60, spiral-flow type burner 70.Described body of heater 20 includes radiation chamber 21 and is arranged on the convection cell 22 above radiation chamber 21, and described radiation chamber 21, convection cell 22 are connected by communication channel 23.
Air heat-exchange pipe 40 is arranged in convection cell 22, and the two ends of air heat-exchange pipe 40 stretch out from convection cell 22, one end of air heat-exchange pipe 40 is connected with air-introduced machine 30, the other end of air heat-exchange pipe 40 is connected with the air inlet port of described spiral-flow type burner 70, cold air is transported in air heat-exchange pipe 40 by air-introduced machine 30, and cold air temperature after the air heat-exchange pipe 40 being positioned in convection cell 22 is delivered to described radiation chamber 21 after raising.
Coal tar economizer bank 50 is arranged in convection cell 22, the two ends of coal tar economizer bank 50 are stretched out from convection cell 22, coal tar economizer bank 50 is positioned at the lower section of air heat-exchange pipe 40, one end of coal tar economizer bank 50 is connected with extraneous coal tar feeding mechanism, the other end of coal tar economizer bank 50 is connected with one end of heat exchange boiler tube 60, to be delivered in heat exchange boiler tube 60 by the coal tar of preheating；Heat exchange boiler tube 60 is arranged in described radiation chamber 21, and the two ends of heat exchange boiler tube 60 are exposed at outside body of heater 20, and heat exchange boiler tube 60 one end is connected with coal tar economizer bank 50, and the other end is connected with extraneous coal tar processing means.
Spiral-flow type burner 70 is arranged in described radiation chamber 21, spiral-flow type burner 70 includes support column 71 and the identical burner 72 of three structures being arranged on support column 71, three burners 72 are with predetermined clockwise and spiral way spread configuration, and the free end of burner 72 is higher than the connection end being connected with support column 71 of burner 72, burner 72 has coal gas inlet port, air inlet port, burner 72 sprays and burns after coal gas and hot-air being mixed and carries out radiant heat transfer with the coal tar in heat exchanging boiler tube 60, utilize the gas injection direction of three burners 72 to make the high-temperature gas of generation in a spiral form at described radiation chamber 21 internal diffusion simultaneously, and the coal tar in heat exchanging boiler tube 60 heats.
nullFurther，Energy-saving type tube-type coal tar-heater 10 also includes heat radiation stiffening device 80，Heat radiation stiffening device 80 is arranged in described radiation chamber 21，And near described convection cell 22，Heat radiation stiffening device 80 is bullet，The bottom of described radiation chamber 21 is pointed on the summit of heat radiation stiffening device 80，The bottom surface of heat radiation stiffening device 80 is near described convection cell 22，And the size of the bottom surface of heat radiation stiffening device 80 is more than the size of communication channel 23，The size of the cross section being smaller in size than described radiation chamber 21 of the bottom surface of heat radiation stiffening device 80，So that forming gap 90 between the sidewall of the bottom surface of heat radiation stiffening device 80 and described radiation chamber 21，Such as，Heat radiation stiffening device 80 can be cone shape，The underrun connector 91 of heat radiation stiffening device 80 is fixing with the top of described radiation chamber 21 to be connected.Connector 91 can use reinforcing bar and refractory material to make, and also will be wrapped on reinforcing bar by refractory material, and heat radiation stiffening device 80 uses refractory material to make, such as refractory.Heat radiation stiffening device 80 stops high-temperature gas produced by gas-fired, and after guiding high-temperature gas to flow to be arranged on the heat exchange boiler tube 60 of described radiation chamber 21, described convection cell 22 is entered again, the heat of high-temperature gas is sufficiently passed to the coal tar in heat exchange boiler tube 60 by the prolongation high-temperature gas holdup time in described radiation chamber 21 from gap 90.Further, the top of convection cell 22 can optionally be provided with chimney 24, thus realizes the drain of flue gas.
Claims (3)
1. an energy-saving type tube-type coal tar-heater, it is characterized in that: include body of heater, air-introduced machine, air heat-exchange pipe, coal tar economizer bank, heat exchange boiler tube, spiral-flow type burner, described body of heater includes radiation chamber and is arranged on the convection cell above radiation chamber, described radiation chamber, convection cell is connected by communication channel, air heat-exchange pipe is arranged in convection cell, and the two ends of air heat-exchange pipe stretch out from convection cell, one end of air heat-exchange pipe is connected with air-introduced machine, the other end of air heat-exchange pipe is connected with the air inlet port of described spiral-flow type burner, cold air is transported in air heat-exchange pipe by air-introduced machine, cold air temperature after the air heat-exchange pipe being positioned in convection cell is delivered to described radiation chamber after raising；nullCoal tar economizer bank is arranged in convection cell，The two ends of coal tar economizer bank are stretched out from convection cell，Coal tar economizer bank is positioned at the lower section of air heat-exchange pipe，One end of coal tar economizer bank is connected with extraneous coal tar feeding mechanism，The other end of coal tar economizer bank is connected with one end of heat exchange boiler tube，So that the coal tar of preheating is delivered in heat exchange boiler tube，Heat exchange boiler tube is arranged in described radiation chamber，The two ends of heat exchange boiler tube are exposed at outside body of heater，Spiral-flow type burner is arranged in described radiation chamber，Spiral-flow type burner includes support column and arranges the burner that three structures on the support columns are identical，Three burners are with predetermined clockwise and spiral way spread configuration，And the free end of burner is higher than the connection end being connected with support column of burner，Burner has coal gas inlet port、Air inlet port，Burner sprays and burns after coal gas and hot-air being mixed and carries out radiant heat transfer with the coal tar in heat exchanging boiler tube，Utilize the gas injection direction of three burners to make the high-temperature gas of generation in a spiral form at described radiation chamber internal diffusion simultaneously，And the coal tar in heat exchanging boiler tube heats.
null2. energy-saving type tube-type coal tar-heater as claimed in claim 1，It is characterized in that: energy-saving type tube-type coal tar-heater also includes heat radiation stiffening device，Heat radiation stiffening device is arranged in described radiation chamber，And near described convection cell，Heat radiation stiffening device is bullet，The bottom of described radiation chamber is pointed on the summit of heat radiation stiffening device，The bottom surface of heat radiation stiffening device is near described convection cell，And the size of the bottom surface of heat radiation stiffening device is more than the size of communication channel，The size of the cross section being smaller in size than described radiation chamber of the bottom surface of heat radiation stiffening device，So that forming gap between the sidewall of the bottom surface of heat radiation stiffening device and described radiation chamber，Heat radiation stiffening device stops high-temperature gas produced by gas-fired，And after guiding high-temperature gas to flow to be arranged on the heat exchange boiler tube of described radiation chamber，Again from the gap into described convection cell，The heat of high-temperature gas is sufficiently passed to the coal tar in heat exchange boiler tube by the prolongation high-temperature gas holdup time in described radiation chamber.
3. energy-saving type tube-type coal tar-heater as claimed in claim 2, it is characterised in that: heat radiation stiffening device is cone shape, and the underrun connector of heat radiation stiffening device is fixing with the top of described radiation chamber to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620200865.7U CN205420285U (en) | 2016-03-16 | 2016-03-16 | Energy -saving tubular coal tar heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620200865.7U CN205420285U (en) | 2016-03-16 | 2016-03-16 | Energy -saving tubular coal tar heating furnace |
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| CN205420285U true CN205420285U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620200865.7U Expired - Fee Related CN205420285U (en) | 2016-03-16 | 2016-03-16 | Energy -saving tubular coal tar heating furnace |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765285A (en) * | 2016-12-20 | 2017-05-31 | 靖江博鑫柯曼燃烧器制造有限公司 | A kind of combustion air heat exchanger with space spiral type spiral preheating channel |
| CN108746179A (en) * | 2018-07-17 | 2018-11-06 | 贵州省环境科学研究设计院 | A kind of combustion chamber and its combustion method for modularization soil demercuration |
| CN111424128A (en) * | 2020-04-05 | 2020-07-17 | 上海泰普星坦新材料有限公司 | Reducing gas heating furnace and heating process for producing sponge iron by gas-based reduction |
-
2016
- 2016-03-16 CN CN201620200865.7U patent/CN205420285U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765285A (en) * | 2016-12-20 | 2017-05-31 | 靖江博鑫柯曼燃烧器制造有限公司 | A kind of combustion air heat exchanger with space spiral type spiral preheating channel |
| CN108746179A (en) * | 2018-07-17 | 2018-11-06 | 贵州省环境科学研究设计院 | A kind of combustion chamber and its combustion method for modularization soil demercuration |
| CN111424128A (en) * | 2020-04-05 | 2020-07-17 | 上海泰普星坦新材料有限公司 | Reducing gas heating furnace and heating process for producing sponge iron by gas-based reduction |
| CN111424128B (en) * | 2020-04-05 | 2023-11-28 | 上海泰普星坦新材料有限公司 | Reducing gas heating furnace and heating process for producing sponge iron by gas-based reduction |
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| C14 | Grant of patent or utility model | ||
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| 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: 20160803 Termination date: 20180316 |