CN214147935U

CN214147935U - Energy-saving and environment-friendly system for eliminating dioxin waste gas by using combustion system of gas boiler

Info

Publication number: CN214147935U
Application number: CN202022753635.2U
Authority: CN
Inventors: 尚诚德
Original assignee: Jieshou Jinghua Technology Information Consulting Service Co ltd
Current assignee: Jieshou Jinghua Technology Information Consulting Service Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-09-07
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses an utilize energy-concerving and environment-protective system of gas boiler combustion system elimination dioxin waste gas, including the gas holder, be connected with a plurality of spacing cables between the bottom in top in the piston cap and the gas holder, one side of gas holder is equipped with gas boiler, and the gas outlet of gas holder is connected through the pipeline with gas boiler, is equipped with intelligent mixed combustion between relief valve and the gas pipe and dissolves the mechanism. The gas generated in the plastic processing equipment of the device is conveyed into the gas storage tank and then conveyed into a combustion chamber in the gas boiler through a gas outlet of the gas storage tank to be used as combustion-supporting gas to be mixed with gas for high-temperature combustion decomposition, the limiting cable limits the moving distance of the piston cover in the gas storage tank, when the gas boiler is unexpected and can not normally run, the gas in the gas storage tank reaches the maximum value set by the safety valve, the gas and overflowed gas containing dioxin are mixed and combusted in the mixed combustion shell, and the gas is discharged after the harmless treatment of combustion decomposition.

Description

Energy-saving and environment-friendly system for eliminating dioxin waste gas by using combustion system of gas boiler

Technical Field

The utility model relates to a dioxin handles technical field, specifically is an utilize energy-concerving and environment-protective system of gas boiler combustion system elimination dioxin waste gas.

Background

Dioxin is a highly carcinogenic toxic chemical gas, dioxin gas is generated in the regeneration heat processing of chlorine-containing waste plastic resources, if the dioxin gas is directly discharged into the atmosphere without treatment, serious atmospheric pollution is generated, the body health of people is influenced, the pollution problem is solved by a method of adsorbing by active carbon and then photolyzing commonly used by a plurality of enterprises at present, the method has the advantages of high cost, slow photolysis, poor treatment effect and incapability of really reaching the standard for discharge, a gas boiler becomes necessary equipment for the enterprises, the combustion harmless treatment of the dioxin by fully utilizing the existing gas boiler of the enterprises, the high-efficiency environment-friendly process has the advantages of saving energy, simplifying environment-friendly equipment and reducing the operation cost, the toxicity elimination of the dioxin generated in the waste plastic regeneration process is combined with the gas boiler in the prior art, so that the dioxin treatment cost is high, therefore, the utility model provides an utilize gas boiler combustion system to eliminate energy-concerving and environment-protective system of dioxin waste gas which can solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utilize gas boiler combustion system to eliminate energy-concerving and environment-protective system of dioxin waste gas to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving and environment-friendly system for eliminating dioxin waste gas by using a combustion system of a gas boiler comprises a gas storage tank, wherein waste plastic processing equipment is arranged on one side of the gas storage tank, a gas collecting hood is installed at a gas outlet of the waste plastic processing equipment, an air pump is connected between the gas collecting hood and a gas inlet of the gas storage tank through a pipeline, a capacity self-adjusting mechanism is arranged in the gas storage tank and comprises a piston cover, the piston cover is placed in the gas storage tank, and a plurality of limiting cables are connected between the top in the piston cover and the bottom in the gas storage tank;

one side of gas holder is equipped with gas boiler, the gas outlet of gas holder is connected through the pipeline with gas boiler, be equipped with the gas pipe between gas boiler and the gas holder, the side of gas holder is equipped with the relief valve, be equipped with intelligent co-combustion and consume the mechanism between relief valve and the gas pipe, the gas pipe is connected through the pipeline with gas boiler, all be equipped with one-way check valve on the pipeline between gas boiler and gas holder, the gas pipe.

As an optimal technical scheme of the utility model, be equipped with the air current detector between gas collecting channel and the waste plastic processing equipment, the air current detector is connected with the air pump.

As an optimized technical scheme of the utility model, the side of piston cap is equipped with a plurality of sealing washers, and is a plurality of the sealing washer contacts with the inner wall of gas holder.

As an optimized technical proposal of the utility model, a spring is connected between the top in the piston cover and the bottom in the air storage tank.

As an optimal technical scheme, intelligence is mixed and is fired mechanism and is included mixing the burning casing, mixing the burning casing and being connected with the gas outlet of relief valve, the gas outlet of relief valve is equipped with first gas mouth, mixing the top of burning the casing and being connected with the outlet duct, the gas pipe is connected through the pipeline with mixing between the burning casing, the gas pipe is equipped with the second gas mouth with mixing on burning the pipeline between the casing, be connected with far infrared sensor on the first gas mouth, be connected with electronic igniter on mixing the burning casing, the gas pipe is equipped with the solenoid valve with mixing on burning the pipeline between the casing, be connected with the controller between electronic igniter and the far infrared sensor.

As an optimal technical scheme of the utility model, the pipeline between gas pipe and the co-combustion casing, the three pipeline of pipeline between gas pipe, gas pipe and the gas boiler form the tee bend structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an old and useless plastics processing equipment that sets up, the air pump, gas holder and gas boiler, the air pump is carried in the gas holder with the gas that contains dioxin that produces among the old and useless plastics processing equipment, carry the combustion chamber in the gas boiler by the gas outlet of gas holder again, mix the high temperature combustion decomposition as combustion-supporting gas and gas, discharge after the harmless decomposition treatment of burning again according to conventional desulfurization to tail gas, air pollution has been reduced, the gas holder need not be like active carbon regular replacement, entire system science is simple, the energy saving, reduce the environmental protection equipment input, therefore, the carrier wave prepaid electric energy meter is low in cost, and the popularization and application is easy.

2. The utility model discloses a capacity self-modulation mechanism that sets up, the air pump carries the gas holder in with the gas that contains the dioxin that produces among the waste plastic processing equipment for the gas holder internal gas pressure increases, and the piston cap rebound makes the capacity increase of gas holder, and spacing cable carries on spacing preventing to the distance that the piston cap removed in the gas holder that the piston cap comes off from the gas holder and leads to the dioxin gas to leak and make whole device inefficacy, prevents that the dioxin from leaking and directly discharges and cause harm not through the processing.

3. The utility model discloses an intelligence that sets up mixes and fires absorption mechanism, when gas boiler accident can not normal operating, after the gas reaches the maximum value that the relief valve set for in the gas holder, far infrared sensor detected gas and spills over from the relief valve, and controller control solenoid valve is opened, control electronic ignition ware is igniteed, and the gas with the gas that contains dioxin that spills over mixes the burning in the casing of mixing, discharges after the decomposition innocent treatment of burning, avoids the direct emission polluted atmosphere of dioxin.

4. The utility model discloses an air flow detector and air pump that set up, air flow detector control air pump are fast, prevent that the excessive gap from between gas collecting channel and the waste plastic processing equipment of external gas from getting into in the gas collecting channel through the air pump and get into in the gas holder and lead to increasing dioxin gas treatment volume, and the air pump control air input guarantees when minimum that waste plastic processing equipment discharges in containing the gaseous whole gas holders of dioxin and collects in the gas holder.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic sectional view of a part of the structure of the present invention;

in the figure: 1. waste plastic processing equipment; 2. a gas storage tank; 3. a piston cap; 4. a gas boiler; 5. an airflow detector; 6. an air pump; 7. a seal ring; 8. a limiting cable; 9. a spring; 10. a safety valve; 11. a gas pipe; 12. a one-way check valve; 13. an electronic igniter; 14. a gas-collecting hood; 15. an electromagnetic valve; 16. a co-combustion shell; 17. a far infrared sensor; 18. a controller; 19. an air outlet pipe; 20. a first gas nozzle; 21. a second fuel nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: an energy-saving and environment-friendly system for eliminating dioxin waste gas by using a gas boiler combustion system comprises a gas storage tank 2, one side of the gas storage tank 2 is provided with a waste plastic processing device 1, a gas collecting hood 14 is installed at a gas outlet of the waste plastic processing device 1, a gas pump 6 is connected between the gas collecting hood 14 and a gas inlet of the gas storage tank 2 through a pipeline, an airflow detector 5 is arranged between the gas collecting hood 14 and the waste plastic processing device 1, the airflow detector 5 is connected with the gas pump 6, the airflow detector 5 controls the pumping speed of the gas pump 6 to prevent excessive outside gas from entering the gas collecting hood 14 from a gap between the gas collecting hood 14 and the waste plastic processing device 1 and entering the gas storage tank 2 through the gas pump 6 to increase the treatment capacity of the dioxin gas, and the gas containing dioxin discharged by the waste plastic processing device 1 is completely collected in the gas storage tank 2 while the gas inflow, one side of the gas storage tank 2 is provided with a gas boiler 4, the gas outlet of the gas storage tank 2 is connected with the gas boiler 4 through a pipeline, the gas pump 6 conveys the gas containing dioxin generated in the waste plastic processing equipment 1 into the gas storage tank 2, and then the gas is conveyed into a combustion chamber in the gas boiler 4 through the gas outlet of the gas storage tank 2 to be used as combustion-supporting gas and gas for mixing, high-temperature combustion and decomposition, the tail gas is desulfurized and dedusted according to the conventional method after the harmless decomposition treatment of combustion, and then the tail gas is discharged, so that the atmospheric pollution is reduced, the gas storage tank 2 does not need to be replaced regularly like activated carbon, the whole system is scientific and simple, saves energy, reduces the investment of environmental protection equipment, has low cost and is easy to popularize and apply, the gas boiler 4 required in the processing of the waste plastic processing equipment 1 is utilized, the investment of the gas boiler 4, compared with direct combustion discharge, the method is more energy-saving and environment-friendly.

Be equipped with gas pipe 11 between gas boiler 4 and the gas holder 2, gas pipe 11 is connected through the pipeline with gas boiler 4, all be equipped with one-way check valve 12 on the pipeline between gas boiler 4 and the gas holder 2, the gas pipe 11, one-way check valve 12 prevents that gas, gas from flowing backwards in gas boiler 4, one-way check valve 12 is automatic to be opened and close and to be carried in the combustion chamber of gas boiler 4 with the gas in the gas pipe 11 in the gas holder 2 of control and mix high temperature combustion and eliminate the toxicity of dioxin.

A capacity self-regulating mechanism is arranged in the gas storage tank 2, the capacity self-regulating mechanism comprises a piston cover 3, the piston cover 3 is placed in the gas storage tank 2, a plurality of limiting cables 8 are connected between the top of the piston cover 3 and the bottom of the gas storage tank 2, an air pump 6 conveys dioxin-containing gas discharged by the waste plastic processing equipment 1 into the gas storage tank 2, the gas in the gas storage tank 2 is continuously increased, so that the pressure in the gas storage tank 2 is increased, the piston cover 3 moves upwards in the gas storage tank 2, the limiting cables 8 limit the moving distance of the piston cover 3 in the gas storage tank 2 to prevent the piston cover 3 from falling off from the gas storage tank 2 to cause the dioxin gas to leak out, so that the whole device fails, the dioxin is prevented from directly discharging without treatment to cause harm, a spring 9 is connected between the top of the piston cover 3 and the bottom of the gas storage tank 2, when the pressure in the gas storage tank 2 is reduced, the spring 9 drives the piston cover 3 to rebound downwards in the gas storage tank 2, prevent that bottom direct impact in piston cap 3 and the gas holder 2 from causing the damage, the side of piston cap 3 is equipped with a plurality of sealing washer 7, and a plurality of sealing washers 7 contact with the inner wall of gas holder 2, and a plurality of sealing washers 7 prevent that the gaseous clearance between piston cap 3 and the gas holder 2 of containing dioxin in the gas holder 2 from revealing away, prevent that the dioxin from leaking and directly discharge and cause harm without handling.

A safety valve 10 is arranged on the side surface of the gas storage tank 2, an intelligent mixed combustion and digestion mechanism is arranged between the safety valve 10 and the gas pipe 11, the intelligent mixed combustion and digestion mechanism comprises a mixed combustion shell 16, the mixed combustion shell 16 is connected with the gas outlet of the safety valve 10, a first gas nozzle 20 is arranged at the gas outlet of the safety valve 10, a gas outlet pipe 19 is connected with the top of the mixed combustion shell 16, the gas pipe 11 is connected with the mixed combustion shell 16 through a pipeline, a second gas nozzle 21 is arranged on the pipeline between the gas pipe 11 and the mixed combustion shell 16, a far infrared sensor 17 is connected with the first gas nozzle 20, an electronic igniter 13 is connected with the mixed combustion shell 16, an electromagnetic valve 15 is arranged on the pipeline between the gas pipe 11 and the mixed combustion shell 16, a controller 18 is connected between the electronic igniter 13 and the far infrared sensor 17, when the gas boiler 4 is in an abnormal state and the gas boiler 4 can not normally run by accident, after the gas in the gas storage tank 2 reaches the maximum value set by the safety valve 10, gas in the gas storage tank 2 overflows from the gas outlet of the safety valve 10 and is discharged into the mixed combustion shell 16 through the first gas nozzle 20, when the far infrared sensor 17 detects that the gas overflows from the safety valve 10, the controller 18 controls the electromagnetic valve 15 to be opened to supply gas into the mixed combustion shell 16 and controls the electronic igniter 13 to ignite, the gas and the overflowed gas containing dioxin are mixed and combusted in the mixed combustion shell 16, the gas is discharged after the dioxin is combusted, decomposed and harmlessly treated, and the atmosphere pollution caused by the direct discharge of the dioxin is avoided.

The pipeline between the gas pipe 11 and the co-combustion shell 16, the gas pipe 11, and the pipeline between the gas pipe 11 and the gas boiler 4 form a three-way structure, so that the gas in the gas pipe 11 is respectively conveyed into the co-combustion shell 16 and the combustion chamber of the gas boiler 4 in two directions.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An energy-saving and environment-friendly system for eliminating dioxin waste gas by using a gas boiler combustion system comprises a gas storage tank (2) and is characterized in that waste plastic processing equipment (1) is arranged on one side of the gas storage tank (2), a gas collecting hood (14) is installed at a gas outlet of the waste plastic processing equipment (1), an air pump (6) is connected between the gas collecting hood (14) and a gas inlet of the gas storage tank (2) through a pipeline, a capacity self-adjusting mechanism is arranged in the gas storage tank (2), the capacity self-adjusting mechanism comprises a piston cover (3), the piston cover (3) is placed in the gas storage tank (2), and a plurality of limit cables (8) are connected between the top in the piston cover (3) and the bottom in the gas storage tank (2);

one side of gas holder (2) is equipped with gas boiler (4), the gas outlet and the gas boiler (4) of gas holder (2) are connected through the pipeline, be equipped with gas pipe (11) between gas boiler (4) and gas holder (2), the side of gas holder (2) is equipped with relief valve (10), be equipped with intelligent mixed combustion and absorption mechanism between relief valve (10) and gas pipe (11), gas pipe (11) are connected through the pipeline with gas boiler (4), all be equipped with one-way check valve (12) on the pipeline between gas boiler (4) and gas holder (2), gas pipe (11).

2. The energy-saving and environment-friendly system for removing dioxin exhaust gas by using a combustion system of a gas boiler according to claim 1, characterized in that an airflow detector (5) is arranged between the gas collecting hood (14) and the waste plastic processing equipment (1), and the airflow detector (5) is connected with an air pump (6).

3. The energy-saving and environment-friendly system for removing dioxin exhaust gas using a combustion system of a gas boiler according to claim 1, wherein the side of the piston cap (3) is provided with a plurality of packing rings (7), and the plurality of packing rings (7) are in contact with the inner wall of the gas container (2).

4. The energy-saving and environment-friendly system for removing dioxin exhaust gas using a combustion system of a gas boiler in accordance with claim 1, wherein a spring (9) is connected between the top inside the piston cap (3) and the bottom inside the gas container (2).

5. The energy-saving and environment-friendly system for eliminating dioxin exhaust gas by using a combustion system of a gas boiler according to claim 1, wherein the intelligent mixed combustion and absorption mechanism comprises a mixed combustion shell (16), the mixed combustion shell (16) is connected with an air outlet of a safety valve (10), the air outlet of the safety valve (10) is provided with a first gas nozzle (20), an air outlet pipe (19) is connected to the top of the mixed combustion shell (16), the gas pipe (11) is connected with the mixed combustion shell (16) through a pipeline, a second gas nozzle (21) is arranged on the pipeline between the gas pipe (11) and the mixed combustion shell (16), the first gas nozzle (20) is connected with a far infrared sensor (17), the mixed combustion shell (16) is connected with an electronic igniter (13), and an electromagnetic valve (15) is arranged on the pipeline between the gas pipe (11) and the mixed combustion shell (16), a controller (18) is connected between the electronic igniter (13) and the far infrared sensor (17).

6. The energy-saving and environment-friendly system for removing dioxin exhaust gas by using the combustion system of a gas boiler according to claim 5, wherein the three pipelines between the gas pipe (11) and the co-combustion casing (16), the gas pipe (11), and the pipeline between the gas pipe (11) and the gas boiler (4) form a three-way structure.