CN213115692U - Energy-saving firebox for producing carbon black by gas mixing method - Google Patents
Energy-saving firebox for producing carbon black by gas mixing method Download PDFInfo
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- CN213115692U CN213115692U CN202021741310.6U CN202021741310U CN213115692U CN 213115692 U CN213115692 U CN 213115692U CN 202021741310 U CN202021741310 U CN 202021741310U CN 213115692 U CN213115692 U CN 213115692U
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- 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
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- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model provides an energy-saving firebox for producing carbon black by a gas mixing method, belonging to the technical field of carbon black production; the problems that the energy of a carbon black production fire house cannot be fully utilized and the consumption is large are solved; the device comprises a fire house body and an air door arranged on the fire house body, and also comprises a heat exchanger, a cold water tank and an air blower, wherein a heat conduction pipe network is arranged in the fire house body, a water inlet of the heat conduction pipe network is connected with the cold water tank, a water outlet of the heat conduction pipe network is connected with a hot water inlet of the heat exchanger, a cold air inlet of the heat exchanger is communicated with the atmosphere through an induced draft fan, a hot air outlet of the heat exchanger is connected with the air door through a hot air pipeline, and the air blower is arranged on; a temperature monitoring device is arranged on a pipeline connecting the water outlet of the heat conduction pipe network and the hot water inlet of the heat exchanger; the utility model discloses carry out make full use of to the heat source of firebox, reduce the energy use to the air heating, prevent simultaneously that the carbon black from overburning the energy that causes extravagant.
Description
Technical Field
The utility model belongs to the technical field of carbon black production, specifically a mix energy-conserving firebox of gas method carbon black production.
Background
Carbon black is used as a reinforcing agent of rubber products, the demand is increasing, the carbon black industry is a high-energy-consumption chemical industry, the raw materials can be used as industrial raw materials and are energy sources, so that the energy conservation and consumption reduction of the carbon black production are potential, and the energy conservation is important for the carbon black industry.
In the production process of carbon black by a gas mixing method, raw oil is preheated to a certain temperature in a vaporization box, fuel-carrying gas is preheated to a certain temperature in a firebox and then injected into the vaporization box, oil gas of the raw oil and an oil-gas mixture formed by mixing the fuel-carrying gas are guided into the firebox, and are simultaneously sprayed out of a lamp tube in the firebox, and are incompletely combusted in the firebox to generate carbon black flue gas, and the carbon black flue gas is cooled, collected, granulated and the like to obtain the carbon black.
Carbon black smoke generated in the firebox is continuously combusted in a high-temperature environment of the firebox and is accompanied with cracking, the reaction can not be immediately terminated in a short time, the reaction can be terminated only by cooling to a certain temperature in the pipeline conveying process, and generally, the system temperature of the whole carbon black production process is increased after the temperature of the firebox is increased, so that most carbon black is combusted in the firebox, unnecessary energy consumption is caused, and the yield of the carbon black is reduced. Meanwhile, a large amount of air is needed for the combustion process of raw oil and carrier gas in the firebox. In the existing production, air in the external environment is introduced through an air door below the fire house mainly by pumping through a fan in a pipeline downstream of the fire house. The air temperature in the external environment is low, and the air needs to be heated, so that the production cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides an energy-conserving firebox of gas mixing method carbon black production. Solves the problems that the energy of the carbon black production fire house can not be fully utilized and the consumption is large.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
The utility model provides an energy-conserving firebox of carbon black production of gas mixing method, includes the firebox body, and the firebox body is equipped with the air door, still includes heat exchanger, cold water groove and air-blower, heat conduction pipe network has been arranged to this firebox body, the water inlet of heat conduction pipe network is connected with the cold water groove, the delivery port of heat conduction pipe network is connected with the hot water import of heat exchanger, the cold air import of heat exchanger is linked together through draught fan and atmosphere, the hot-air export of heat exchanger through hot-blast main with the air door is connected, be provided with the air-blower on the hot-blast main, be provided with temperature monitoring device on the pipeline that the delivery port of heat conduction pipe network and the hot water.
And further, the system also comprises a DCS control system which is used for controlling the starting of the induced draft fan through the temperature signal of the temperature monitoring device.
Furthermore, a cold water outlet of the heat exchanger is connected with a water inlet of the heat conduction pipe network or connected with a cold water tank.
Further, the heat conduction pipe network is arranged in the middle of the fire house body.
Further, the heat exchanger is arranged on the outer side of the top of the firebox body.
Furthermore, a pressure pump is arranged on a pipeline connecting a water inlet of the heat conduction pipe network and the cold water tank.
The heat exchanger is a hybrid heat exchanger.
The utility model discloses produced beneficial effect does for prior art.
The utility model discloses a heat exchanger and heat conduction coil pipe are through carrying out the heat exchange with the atmosphere with the comdenstion water heating with the high temperature in the firebox, the air after rising the temperature sends into the firebox again and participates in the schizolysis reaction, on the one hand can be with the heat transfer that produces among the schizolysis process, prevent that carbon black from overcombusting and causing meaningless energy resource consumption in the firebox, on the other hand, carry out the heat transfer through the cold air of hot water with the entering heat exchanger, send into the firebox with it from the air door after preheating the air again, the energy consumption to air direct heating has been reduced, carry out effectual utilization to the energy in the carbon black production process.
Drawings
FIG. 1 is a schematic structural view of a firebox for carbon black production according to the present invention;
wherein, 1 is the firebox body, 2 is the air door, 3 is hybrid heat exchanger, 4 is the cold water groove, 5 is the air-blower, 6 is the heat conduction pipe network, 7 is the draught fan, 8 is the hot-blast pipeline, 9 is the temperature measurement appearance, 10 is the force pump.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1, an energy-saving firebox for carbon black production by a gas mixing method comprises a firebox body 1, a plurality of air doors 2 arranged on two side walls of the firebox body 1, a mixed heat exchanger 3, a cold water tank 4 and an air blower 5, wherein the mixed heat exchanger 3 is arranged on the outer side of the top of the firebox body 1, and the cold water tank 4 and the air blower 5 are arranged outside the firebox body 1; a heat conduction pipe network 6 is arranged in the firebox body 1, a water inlet of the heat conduction pipe network 6 is connected with the cold water tank 4 through a pipeline, and the pipeline is provided with a pressure pump 10; the water outlet of the heat conduction pipe network 6 is connected with the hot water inlet of the hybrid heat exchanger 3, and the cold water outlet of the hybrid heat exchanger 3 is connected with the water inlet of the heat conduction pipe network 6; the cold air inlet of the hybrid heat exchanger 3 is communicated with the atmosphere through an induced draft fan 7, the hot air outlet of the hybrid heat exchanger 3 is connected with the air door 2 through a hot air pipeline 8, and an air blower 5 is arranged on the hot air pipeline 8. The pipeline that the delivery port of heat pipe network 6 is connected with hot water inlet of the hybrid heat exchanger 3 is equipped with the temperature measurement instrument 9, be equipped with thermocouple temperature sensor in the temperature measurement instrument 9, the force pump 10 is equipped with the solenoid electric valve, and be equipped with the solenoid electric valve in the draught fan 7, the thermocouple temperature sensor of this firebox and the solenoid valve of force pump 10 and draught fan 7 are connected with the DCS control system electricity, monitor the temperature of water in the heat pipe network 6 through thermocouple temperature sensor, when the temperature is less than or is higher than the predetermined temperature range, send out the signal of telecommunication through the DCS control system and make force pump 10 and draught fan 7 stop working, wait for the temperature to reach the predetermined range, start the two again, adjust the temperature in the firebox.
The working principle of the fire house is as follows: the high temperature in the firebox is taken away by the condensed water entering the heat conduction pipe network 6, then the condensed water enters the hybrid heat exchanger 3 to exchange heat with the atmosphere, and the air with the increased temperature is sent into the firebox through the hot air pipeline 8 to participate in the cracking reaction, so that on one hand, the heat generated in the cracking process can be transferred, thereby preventing the carbon black from being over-combusted in the firebox and causing meaningless energy consumption, on the other hand, the condensed water exchanges heat with the cold air entering the hybrid heat exchanger 3 through hot water, and the air is sent into the firebox from the air door after being preheated, thereby reducing the energy consumption of directly heating the air, and effectively utilizing the energy in the production process of the carbon black.
The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.
Claims (7)
1. An energy-saving firebox for producing carbon black by a gas mixing method comprises a firebox body (1), wherein the firebox body (1) is provided with an air door (2), it is characterized by also comprising a heat exchanger, a cold water tank (4) and a blower (5), a heat conduction pipe network (6) is arranged in the firebox body (1), a water inlet of the heat conduction pipe network (6) is connected with the cold water tank (4), the water outlet of the heat conduction pipe network (6) is connected with the hot water inlet of the heat exchanger, the cold air inlet of the heat exchanger is communicated with the atmosphere through an induced draft fan (7), the hot air outlet of the heat exchanger is connected with the air door (2) through a hot air pipeline (8), an air blower (5) is arranged on the hot air pipeline (8), and a temperature monitoring device is arranged on a pipeline connecting a water outlet of the heat conduction pipe network (6) and a hot water inlet of the heat exchanger.
2. The energy-saving firebox for carbon black production by a gas mixing method according to claim 1, further comprising a DCS control system for controlling the starting of the induced draft fan (7) by the temperature signal of the temperature monitoring device.
3. The energy-saving firebox for producing carbon black by a gas mixing method according to claim 1, wherein a cold water outlet of the heat exchanger is connected with a water inlet of the heat conducting pipe network (6) or connected with the cold water tank (4).
4. An energy-saving firebox for carbon black production by a gas-mixing method according to claim 1, characterized in that the heat conduction pipe network (6) is arranged in the middle of the firebox body (1).
5. An energy-saving firebox for carbon black production by a gas-mixing method according to claim 1, wherein the heat exchanger is arranged outside the top of the firebox body (1).
6. The energy-saving firebox for carbon black production by a gas-mixing method according to claim 1, wherein a pressure pump is arranged on a pipeline connecting the water inlet of the heat conduction pipe network (6) and the cold water tank (4).
7. An energy-saving firebox for carbon black production by a gas-mixing method according to claim 1, wherein the heat exchanger is a hybrid heat exchanger (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021741310.6U CN213115692U (en) | 2020-08-19 | 2020-08-19 | Energy-saving firebox for producing carbon black by gas mixing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021741310.6U CN213115692U (en) | 2020-08-19 | 2020-08-19 | Energy-saving firebox for producing carbon black by gas mixing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213115692U true CN213115692U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021741310.6U Active CN213115692U (en) | 2020-08-19 | 2020-08-19 | Energy-saving firebox for producing carbon black by gas mixing method |
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| Country | Link |
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| CN (1) | CN213115692U (en) |
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2020
- 2020-08-19 CN CN202021741310.6U patent/CN213115692U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of energy-saving fire room for carbon black production by gas mixing method Effective date of registration: 20221214 Granted publication date: 20210504 Pledgee: Bank of China Limited Taiyuan Taixin economic integration development promotion center sub branch Pledgor: Shanxi Sheng Dawei Technology Co.,Ltd. Registration number: Y2022140000060 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |