CN206350976U - A kind of organic exhaust gas adsorption burner - Google Patents

Abstract

The utility model discloses a kind of organic exhaust gas adsorption burner, including housing, the plenum chamber being sequentially communicated in the controller and housing being arranged on housing exterior walls, adsorption chamber, heat exchanger, preheating chamber, combustion chamber and the first collecting chamber, gas flow rate analyzer and air-introduced machine are provided with plenum chamber, it is in parallel in adsorption chamber to be provided with some adsorbent beds, adsorbent bed is provided with adsorbent equipment, heat exchanger exit end is connected with main pipeline and secondary duct respectively, heater is provided with preheating chamber, catalytic bed is provided with combustion chamber, its top is provided with igniter, combustion chamber is connected with heat exchanger exit end main pipeline, heat exchanger exit end secondary duct is connected with the second collecting chamber, gas flow rate analyzer and air-introduced machine are electrically connected with controller.The utility model is skillfully constructed, and is handled by the absorption burning to organic exhaust gas, the recycling with reference to heat exchanger to heat realizes the efficient process to organic exhaust gas and the recycling of heat, with very strong practicality.

Description

An organic waste gas adsorption-combustion device

technical field

The utility model belongs to the technical field of air pollution treatment, in particular to an organic waste gas adsorption-combustion device.

Background technique

With the rapid development of science and technology, industrial development has reached unprecedented heights, and with the rapid development of industry, a large amount of industrial waste gas is produced, which contains a large amount of organic waste gas. Direct discharge of industrial waste gas will cause environmental pollution. Existing technology consumes A large number of resources are used to treat and purify industrial waste gas, but the effect of industrial waste gas treatment is not good, and resources are wasted.

Utility model content

The purpose of the utility model is to provide an organic waste gas adsorption-combustion device to solve the problems of poor industrial waste gas treatment and waste of resources in the prior art.

In order to achieve the above object, the technical scheme that the utility model takes is:

Provide an organic waste gas adsorption-combustion device, including a housing, a controller arranged on the outer wall of the housing, and a steady flow chamber, an adsorption chamber, a heat exchanger, a preheating chamber, a combustion chamber and a first collecting room;

The steady flow chamber is connected with the exhaust gas inlet filled with several physical fillers; the gas flow rate measuring instrument and the induced draft fan are arranged in the steady flow chamber; several adsorption beds are arranged in parallel in the adsorption chamber; adsorption devices are arranged on the adsorption bed; The main pipe for exhaust gas circulation is connected with the auxiliary pipe for heat recovery; a heating device for preheating gas is installed in the preheating chamber; a catalytic bed containing catalyst is arranged in the combustion chamber, and an igniter is arranged on the top; the combustion chamber and the outlet end of the heat exchanger are mainly The pipeline is connected; the auxiliary pipeline at the outlet end of the heat exchanger is connected with the second collection chamber; the gas flow rate measuring instrument and the induced draft fan are both electrically connected with the controller.

Preferably, the physical filler in the exhaust gas inlet is activated carbon.

Preferably, the adsorption device is a molecular sieve or a ceramic filter element.

Preferably, regulating valves are provided on both the outlet of the heat exchanger and the outlet pipeline of the first collection chamber.

The organic waste gas adsorption-combustion device provided by the utility model has the following beneficial effects:

Industrial waste gas enters the waste gas inlet, and under the filtering action of physical packing, solid impurities in the waste gas are filtered out to prevent catalyst poisoning; the waste gas enters the steady flow chamber, and the steady flow of the waste gas is realized with the cooperation of the gas flow rate measuring instrument and the induced draft fan; the waste gas Adsorbed on the adsorption bed and preheated in the preheating chamber to speed up the reaction rate in the combustion chamber; among them, a large amount of heat released by the combustion of organic waste gas in the combustion chamber is returned to the heat exchanger for preheating the waste gas And heating of other equipment to maximize the use of resources.

The utility model has an ingenious conception, through the adsorption-combustion treatment of the organic waste gas, combined with the heat recovery and utilization of the heat exchanger, the efficient treatment of the organic waste gas and the heat recovery and utilization are realized, and it has strong practicability.

Description of drawings

Figure 1 is a schematic structural diagram of an organic waste gas adsorption-combustion device.

Among them, 1. Shell; 2. Waste gas inlet; 3. Steady flow chamber; 4. Adsorption chamber; 5. Heat exchanger; 6. Preheating chamber; 7. Combustion chamber; 8. First collection chamber; 9. Second 2. Collection room; 10. Controller; 11. Gas flow rate measuring instrument; 12. Induced fan; 13. Adsorption bed; 14. Regulating valve; 15. Heating device; 16. Ignition device; 17. Catalytic bed.

detailed description

Below in conjunction with accompanying drawing, the embodiment of the technical solution of the utility model is described in detail:

According to one embodiment of the present application, as shown in Figure 1, the organic waste gas adsorption-combustion device of this solution includes a housing 1, a controller 10 arranged on the outer wall of the housing 1, and a steady-flow valve sequentially connected in the housing 1 Chamber 3 , adsorption chamber 4 , heat exchanger 5 , preheating chamber 6 , combustion chamber 7 and first collection chamber 8 .

The steady flow chamber 3 communicates with the exhaust gas inlet 2, and the exhaust gas inlet 2 is filled with activated carbon for filtering and removing solid impurities in the exhaust gas, preventing impurities from entering the catalytic bed 17 with the exhaust gas, poisoning the catalyst and reducing the catalytic effect.

The top wall of the housing 1 of the steady flow chamber 3 is provided with a gas flow rate measuring instrument 11 for real-time detection of the exhaust gas flow rate; the outlet of the steady flow chamber 3 is provided with an induced draft fan 12 for adjusting the exhaust gas flow rate and ensuring the treatment efficiency of the exhaust gas in the later stage . Both the gas flow rate measuring instrument 11 and the induced draft fan 12 are electrically connected to the controller 10 .

The gas flow rate detector 11 transmits the detected exhaust gas flow rate signal to the controller 10 , and the controller 10 receives the signal and acts on the induced draft fan 12 . When the gas flow rate measuring instrument 11 detects that the exhaust gas flow rate is low, increase the output power of the induced draft fan 12 to increase the exhaust gas flow rate; Flow rate; make the exhaust gas flow rate always tend to be stable.

An adsorption bed 13 is arranged in the adsorption chamber 4, and an adsorption device is arranged on the adsorption bed 13, and the adsorption device can be a molecular sieve or a ceramic filter element.

The outlet end of the heat exchanger 5 is respectively connected with the main pipe and the auxiliary pipe through which the waste gas circulates, so as to realize the recovery and utilization of the combustion heat of the waste gas.

The preheating chamber 6 is provided with a heating device 15 for preheating the gas, which is used to preheat the exhaust gas to make it reach or approach the temperature required by the catalytic combustion reaction, so as to speed up the reaction rate of the exhaust gas in the combustion chamber 7 .

The combustion chamber 7 is provided with a catalytic bed 17, on which there is a catalyst for catalyzing organic waste gas, which cooperates with the igniter 16 on the top of the combustion chamber 7 to realize the catalytic combustion of organic waste gas, so that the organic waste gas is combusted and decomposed into water, carbon dioxide and other There is no polluting gas, and the combusted gas is discharged into the first collection chamber 8 for collection.

Among them, the combustion chamber 7 communicates with the main pipe of the heat exchanger 5 for recovering a large amount of heat released by the combustion of organic waste gas, and the auxiliary pipe at the outlet end of the heat exchanger 5 communicates with the second collection chamber 9 for collecting the gas with heat. ready for use.

In addition, regulating valves 14 are provided on the pipelines at the outlet of the heat exchanger 5 and the outlet of the first collection chamber 8 to control the opening and closing of the corresponding pipelines.

The utility model is ingeniously conceived, through the adsorption-combustion treatment of the organic waste gas, combined with the heat recovery and utilization of the heat exchanger 5, the efficient treatment of the organic waste gas and the heat recovery and utilization are realized, and it has strong practicability.

Although the specific implementation of the utility model has been described in detail in conjunction with the accompanying drawings, it should not be construed as limiting the scope of protection of this patent. Within the scope described in the claims, various modifications and deformations that can be made by those skilled in the art without creative efforts still belong to the protection scope of this patent.

Claims (4)

1. An organic waste gas adsorption-combustion device, characterized in that: it comprises a housing, a controller arranged on the outer wall of the housing, and a steady flow chamber, an adsorption chamber, a heat exchanger, a preheating chamber, and a combustion chamber connected sequentially in the housing. room and the first collection room; The steady flow chamber is connected with the exhaust gas inlet filled with some physical fillers; the gas flow rate measuring instrument and the induced draft fan are arranged in the steady flow chamber; several adsorption beds are arranged in parallel in the adsorption chamber; the adsorption device is arranged on the adsorption bed The outlet end of the heat exchanger communicates with the main pipeline through which the exhaust gas circulates and the auxiliary pipeline for recovering heat respectively; a heating device for preheating gas is provided in the preheating chamber; a catalytic bed containing a catalyst is provided in the combustion chamber. The top is provided with an igniter; the combustion chamber is communicated with the main pipeline at the outlet end of the heat exchanger; the auxiliary pipeline at the outlet end of the heat exchanger is communicated with the second collection chamber; the gas flow rate measuring instrument and the induced draft fan are both electrically connected with the controller . 2. The organic waste gas adsorption-combustion device according to claim 1, characterized in that: the physical filler in the waste gas inlet is activated carbon. 3. The organic waste gas adsorption-combustion device according to claim 1, characterized in that: the adsorption device is a molecular sieve or a ceramic filter element. 4. The organic waste gas adsorption-combustion device according to claim 1, characterized in that: the outlet of the heat exchanger and the outlet pipeline of the first collection chamber are both provided with regulating valves.