CN210979880U - Chemical waste gas incineration system - Google Patents
Chemical waste gas incineration system Download PDFInfo
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- CN210979880U CN210979880U CN201921413431.5U CN201921413431U CN210979880U CN 210979880 U CN210979880 U CN 210979880U CN 201921413431 U CN201921413431 U CN 201921413431U CN 210979880 U CN210979880 U CN 210979880U
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- air supply
- incinerator
- air
- pipe
- heat exchange
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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
Abstract
The utility model discloses a high thermal efficiency chemical waste gas incineration system, which comprises a plurality of parallel incinerators, wherein the lower parts of the incinerators are provided with annular air supply devices for inputting air, each annular air supply device comprises a horizontally arranged annular distributing pipe, the distributing pipes are connected with the air input devices, the distributing pipes are provided with a plurality of vertically arranged air supply branch pipes, the parts of the air supply branch pipes, which are right opposite to a hearth, are provided with a discharge hole, a gas burner is arranged in the incinerator, an electromagnetic valve is arranged on an air supply pipe of the gas burner, the upper parts of the incinerators are provided with flues with the flow area smaller than the inner sectional; a temperature thermocouple for controlling the opening and closing degree of an electromagnetic valve on an air supply pipe is arranged in the incinerator, and a slag outlet is arranged at the bottom of the incinerator.
Description
Technical Field
The utility model relates to a chemical waste gas burns system.
Background
The domestic incinerator is provided with a fuel gas or fuel oil furnace, heat is transferred to a furnace tube through radiation and convection after heat release through combustion in the furnace, and the furnace tube is communicated with a conduction flow to transfer the heat to a medium in the furnace tube. And exhausting tail gas after combustion heat exchange. At present, the heat exchange quantity of a waste heat recovery system is insufficient, and a heat exchange tube is easy to be damaged by impact.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provides a chemical waste gas incineration system with high thermal efficiency.
For solving the technical problem, the utility model discloses the technical scheme who adopts does: a chemical waste gas burning system comprises a plurality of burning furnaces arranged in parallel, an annular gas supply device for inputting air is arranged at the lower part of the burning furnaces, the annular gas supply device comprises a horizontally arranged annular distribution pipe, the distribution pipe is connected with the air input device, a plurality of vertically arranged gas supply branch pipes are arranged on the distribution pipe, a gas discharge hole is arranged on the part of the gas supply branch pipes, which is opposite to a hearth, a gas burner is arranged in the burning furnace, a solenoid valve is arranged on the gas supply pipe of the gas burner, a flue with a flow area smaller than the sectional area in the furnace is arranged at the upper part of the burning furnace, a heat exchanger is arranged in the flue, the heat exchanger comprises a plurality of heat exchange pipe groups, each heat exchange pipe group comprises two base plates which are oppositely arranged, at least two horizontal reinforcing ribs are arranged on the, the heat exchange pipes sequentially penetrate through the installation bushes, one end of each heat exchange pipe is connected with the water inlet pipe, and the other end of each heat exchange pipe is connected with the water outlet pipe; a temperature thermocouple for controlling the opening and closing degree of an electromagnetic valve on an air supply pipe is arranged in the incinerator, and a slag outlet is arranged at the bottom of the incinerator.
As a preferred scheme, the tail end of each flue is connected with an air preheater, a flue gas outlet pipe is arranged on the air preheater, an air inlet of a heat exchange pipe in the air preheater is connected with a blower through an air inlet pipeline, and an air outlet pipeline of the heat exchange pipe is connected with each annular air supply device.
The utility model has the advantages that: because burn burning furnace lower part and be equipped with the annular air feeder of input air, annular air feeder includes the annular distributing pipe of the ring shape that a level set up, and the distributing pipe is connected with air input device, is equipped with the air supply branch pipe of a plurality of vertical arrangements on the distributing pipe, and the air supply branch pipe is just being equipped with a row of venthole on the part of furnace for burn more fully, reduce the production of harmful nitride, with the pollution abatement.
Because the base plate is provided with at least two horizontal reinforcing ribs, two mounting plates which are arranged oppositely are arranged between the two base plates, the mounting holes for mounting pipelines are formed in the mounting plates, mounting bushes are arranged in the mounting holes, and the heat exchange tubes sequentially penetrate through the mounting bushes, so that the heat exchange tubes are not easy to damage due to impact.
Because the tail end of each flue is connected with the air preheater, the air preheater is provided with a flue gas outlet pipe, the air inlet of the heat exchange pipe in the air preheater is connected with the air feeder through the air inlet pipeline, and the air outlet pipeline of the heat exchange pipe is connected with each annular air supply device, the temperature of air entering the hearth is raised, the flue gas waste heat is effectively utilized, and the combustion heat efficiency is improved.
Drawings
Fig. 1 is a schematic view of the present invention (with some components removed for clarity).
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic diagram of the right-side view structure of the middle heat exchanger of the present invention.
Fig. 4 is a schematic front view of the heat exchanger of the present invention.
In fig. 1 to 4: 1. the incinerator comprises an incinerator body, 2 parts of an annular gas supply device, 21 parts of a distribution pipe, 22 parts of a gas supply branch pipe, 3 parts of an air preheater, 4 parts of a gas burner, 5 parts of a flue gas outlet pipe, 6 parts of a flue, 7 parts of a heat exchanger, 71 parts of a heat exchange pipe group, 72 parts of a base plate, 73 parts of a reinforcing rib, 74 parts of a mounting plate, 75 parts of a mounting lining, 8 parts of an air inlet pipeline, 9 parts of an air outlet pipeline and 10 parts of a temperature measuring thermocouple.
Detailed Description
The following describes in detail a specific embodiment of the present invention with reference to the drawings.
As shown in fig. 1-4, the chemical waste gas incineration system comprises a plurality of incinerators 1 arranged in parallel, an annular air supply device 2 for inputting air is arranged at the lower part of the incinerator 1, the annular air supply device 2 comprises a horizontally arranged annular distribution pipe 21, the distribution pipe 21 is connected with the air input device, a plurality of vertically arranged air supply branch pipes 22 are arranged on the distribution pipe 21, a discharge hole is arranged on the part of the air supply branch pipe 22 facing the hearth, a gas burner 4 is arranged in the incinerator 1, an electromagnetic valve is arranged on the air supply pipe of the gas burner 4, a flue 6 with a flow area smaller than the sectional area in the incinerator 1 is arranged at the upper part of the incinerator 1, a heat exchanger 7 is arranged in the flue 6, the heat exchanger 7 comprises a plurality of heat exchange pipe groups 71, each heat exchange pipe group 71 comprises two base plates 72 arranged oppositely, at least two horizontal reinforcing ribs 73, the mounting plate 74 is provided with a plurality of mounting holes for mounting pipelines, mounting bushes 75 are arranged in the mounting holes, heat exchange tubes sequentially penetrate through the mounting bushes 75, one end of each heat exchange tube is connected with a water inlet pipe, and the other end of each heat exchange tube is connected with a water outlet pipe; a temperature thermocouple 10 for controlling the opening and closing degree of an electromagnetic valve on an air supply pipe is arranged in the incinerator 1, and a slag outlet is arranged at the bottom of the incinerator 1.
The tail ends of the flues 6 are connected with the air preheater 3, the air preheater 3 is provided with a flue gas outlet pipe 5, the air inlet of the heat exchange pipe in the air preheater 3 is connected with a blower through an air inlet pipeline 8, and the air outlet pipeline 9 of the heat exchange pipe is connected with each annular air supply device 2.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several changes and modifications can be made, which are within the scope of the present invention.
Claims (2)
1. Chemical waste gas burns system, including a plurality of incinerator that set up side by side, its characterized in that: the lower part of the incinerator is provided with an annular air supply device for inputting air, the annular air supply device comprises a horizontally arranged annular distributing pipe, the distributing pipe is connected with the air input device, the distributing pipe is provided with a plurality of vertically arranged air supply branch pipes, the part of the air supply branch pipes, which is opposite to the hearth, is provided with a discharge hole, the incinerator is internally provided with a gas burner, the air supply pipe of the gas burner is provided with an electromagnetic valve, the upper part of the incinerator is provided with a flue, the flow area of which is smaller than the sectional area in the incinerator, the flue is internally provided with a heat exchanger, the heat exchanger comprises a plurality of heat exchange pipe groups, each heat exchange pipe group comprises two oppositely arranged base plates, the base plates are provided with at least two horizontal reinforcing ribs, two mounting plates which are oppositely arranged are arranged between, one end of the heat exchange tube is connected with the water inlet tube, and the other end of the heat exchange tube is connected with the water outlet tube; a temperature thermocouple for controlling the opening and closing degree of an electromagnetic valve on an air supply pipe is arranged in the incinerator, and a slag outlet is arranged at the bottom of the incinerator.
2. A chemical waste gas incineration system according to claim 1, wherein: the tail end of each flue is connected with an air preheater, a flue gas outlet pipe is arranged on the air preheater, an air inlet of a heat exchange pipe in the air preheater is connected with a blower through an air inlet pipeline, and an air outlet pipeline of the heat exchange pipe is connected with each annular air supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921413431.5U CN210979880U (en) | 2019-08-28 | 2019-08-28 | Chemical waste gas incineration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921413431.5U CN210979880U (en) | 2019-08-28 | 2019-08-28 | Chemical waste gas incineration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210979880U true CN210979880U (en) | 2020-07-10 |
Family
ID=71454815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921413431.5U Active CN210979880U (en) | 2019-08-28 | 2019-08-28 | Chemical waste gas incineration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210979880U (en) |
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2019
- 2019-08-28 CN CN201921413431.5U patent/CN210979880U/en active Active
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