CN207576110U - Assembled smoke gas processing unit - Google Patents

Abstract

The utility model discloses a kind of assembled smoke gas processing units, it is related to technical field of waste treatment, it includes smoke box and water tank, first partition is vertically arranged in smoke box, first chamber and second chamber will be divided into inside smoke box, and there is the first notch for connecting first chamber and second chamber between first partition and the madial wall of smoke box；Flue and injection spray pipe, the inlet end of injection spray pipe and external urea vapor communication are provided in first chamber, flue gas is blowed to the first notch by the outlet side of injection spray pipe towards flue；The bottom filling of water tank is useful for the water of fine particle in absorption flue gas, second partition is vertically arranged in water tank, third chamber and the 4th chamber will be divided into inside smoke box, and there is the second notch for connecting third chamber and the 4th chamber between second partition and the madial wall of water tank；Third chamber is connected by bend pipe with second chamber；4th chamber is connected with smoke-exhaust pipeline.The utility model has good clean-up effect.

Description

Assembled smoke gas processing unit

Technical field

The utility model is related to technical field of waste treatment, are specifically a kind of assembled smoke gas processing units.

Background technology

Organic exhaust gas is the common of the industries such as petrochemical industry, light industry, plastics, printing, coating, spray painting, waste incineration discharge Pollutant, often containing hydrocarbon compound, nitrogenous oxygen organic compound, nitrogenous, sulphur, halogen and organic phosphorus compound etc. in exhaust gas Toxic, foul gas.Nitrogen oxides (NOx) is a global environmental problem to the pollution of air, to the main shadow of air Sound shows as forming acid rain and higher ground level ozone concentrations, and huge threat is caused to health and ecological environment.Due to China starts late in terms of flue gas of refuse burning processing, and integral level is not high, and fume treatment auxiliary and the backwardness shape of technique Condition limits the popularization in domestic incinerator market at home, therefore is badly in need of strengthening flue gas of refuse burning processing equipment and process aspect R＆D work.

Due to urbanization fast development, domestic waste extremely concentrates surge, garbage disposal ability relative deficiency, seriously Influence urban environment and social stability.The domestic waste in China uses burning disposal at this stage, and what is generated after burning is toxic Harmful exhaust gas, if processing, which is not thorough, will cause secondary pollution, discharge is in air, special to the pollution of ambient air environment Seriously.Existing waste incinerator dust treatment equipment is huge, take up a large area, investment cost height is limited at medium and small rubbish Manage the application on stove.

Utility model content

For defect in the prior art, the purpose of this utility model is to provide a kind of processing of assembled smoke gas to fill It puts, there is good clean-up effect.

To achieve the above objectives, the technical scheme adopted by the utility model is that：A kind of assembled smoke gas processing unit, including Smoke box and water tank are vertically arranged with first partition in the smoke box, first chamber and second chamber will be divided into inside smoke box, and There is the first notch for connecting first chamber and second chamber between first partition and the madial wall of smoke box；In the first chamber It is provided with flue and injection spray pipe, the inlet end of the injection spray pipe and external urea vapor communication, the outlet side court of injection spray pipe To flue, flue gas is blowed into the first notch；The bottom filling of the water tank is useful for the water of fine particle in absorption flue gas, water Second partition is vertically arranged in case, will be divided into third chamber and the 4th chamber inside smoke box, and second partition and water tank There is the second notch of connection third chamber and the 4th chamber between madial wall；The third chamber passes through bend pipe and second chamber Connection；4th chamber is connected with smoke-exhaust pipeline.

Further improvement lies in that：The flue is located at the bottom of first chamber.

Further improvement lies in that：Noble metal catalyst device is further included, which is arranged on smoke exhaust pipe On the road, including tubular body, the both ends of the tubular body are connected separately with flue flange；

Several catalytic units are arranged at intervals with inside the tubular body, the catalytic unit includes cylindrical carrier, The carrier offers several cellular through holes, and the inner wall of through hole is provided with layer of precious metal；

Be enclosed with insulating layer, heater wire ring layer successively and every magnetic protective cover outside the tubular body, and every magnetic protective cover with Refractory wool is filled between heater wire ring layer.

Further improvement lies in that：Between two catalytic units between the catalytic unit and the end of tubular body, adjacent It is both provided with supporting sleeve.

Further improvement lies in that：The first watch window is offered at the top of the smoke box.

Further improvement lies in that：The second watch window is offered at the top of the water tank.

Further improvement lies in that：The inlet end of the bend pipe and smoke-exhaust pipeline is located at the same of assembled smoke gas processing unit Side, first notch and the second notch are located at the opposite opposite side of assembled smoke gas processing unit.

Further improvement lies in that：One end of the first partition is bending plate, and the injection spray pipe is plugged in the bending plate.

Further improvement lies in that：The smoke box is additionally provided with drain pipe, the drain pipe and external steam generation facility Connection, the steam generation facility are connected with the inlet end of injection spray pipe.

Further improvement lies in that：The steam generation facility includes connected urea cylinder and heating tank, and urea cylinder into Liquid end is connected with drain pipe, and the outlet side of heating tank is connected with the inlet end of injection spray pipe.

The beneficial effects of the utility model are：

1st, in the utility model, injection spray pipe is inserted into first chamber, and the outlet side of injection spray pipe is towards flue, by cigarette To the first notch, flue gas flow direction second chamber while, causes urea steam is fully mixed with flue gas to chemically react for air-blowing, With good clean-up effect.

2nd, in the utility model, water tank bottom is filled with the water for adsorbing fine particle in flue gas, and flue gas is by case The water surface when, the fine particle in flue gas can be by absorption and submerged.

3rd, in the utility model, using cordierite honeycomb ceramic as carrier, using unique high temperature resistant rare earth coating material, with High-content precious metals pd (palladium), Pt (platinum) are made for active component.Garbage carbonized pyrolysis furnace field is mainly used in, is installed on rubbish Rubbish cracks tail gas treatment system, the core component as catalytic combustor.Here it is purified with the catalytic action of platinum catalyst Gas pollutant, principle are the substances that the harmful substance in exhaust gas is converted into innocuous substance or is easily removed.This method it is excellent Point is pernicious gas need not to be detached with primary air and pernicious gas directly is converted into harmless object, this can both be avoided secondary dirt Dye, in turn simplifies operating process.

Special-purpose catalyst can greatly improve pyrolysis furnace emission controlled level, be played in secondary flue gas burns processing again high The advantage of active heatproof makes flue gas obtain sufficient processing；Flue gas emission is far below discharging standards, in stack gas emissions CO contents 22mg/m3 (national standard 150mg/m³), flue gas can abundant point of Shi bioxin burning in secondary combustion chamber catalysis burning Solution, exhanst gas outlet content of dioxin is 0.1ng/m3, far below national standard 1.0ng/m3；Meanwhile quadric catalysis combustion reaction Waste heat is recycled.

For the temperature of noble metal catalyst normal work at 200 DEG C~270 DEG C, the present apparatus, will by the way of electromagnetic heating Catalyst is put intoSteel pipe in.Electromagnetic heating generates vortex and heats steel pipe, and heating temperature is set by thermocouple Degree, is adjusted automatically.

Description of the drawings

Fig. 1 is the front view of assembled smoke gas processing unit in the utility model embodiment；

Fig. 2 is the side view of assembled smoke gas processing unit in the utility model embodiment；

Fig. 3 is the vertical view of assembled smoke gas processing unit in the utility model embodiment；

Fig. 4 is the structural scheme of mechanism of noble metal catalyst device in the utility model embodiment；

Fig. 5 is that Fig. 4 removes the sectional view after magnetic protective cover；

Fig. 6 is the structure diagram of catalytic unit in the utility model embodiment.

Reference numeral：

1- smoke boxes；11- flues；12- first partitions；13- first chambers；14- second chambers；15- injection spray pipes；16- is curved Folded plate；The first watch windows of 17-；

2- bend pipes；

3- water tanks；31- second partitions；32- third chambers；The 4th chambers of 33-；The second watch windows of 34-；

4- smoke-exhaust pipelines；

5- noble metal catalyst devices；51- tubular bodies；52- flue flanges；53- catalytic units；54- supporting sleeves；55- Insulating layer；56- heater wire ring layers；57- is every magnetic protective cover；58- carriers；59- through holes.

Specific embodiment

The embodiment of the utility model is described below in detail, the embodiment described example is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.

In the description of the present invention, it should be noted that for the noun of locality, if any term " " center ", " transverse direction (X) ", " longitudinal direction (Y) ", " vertical (Z) ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", The indicating positions such as " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " and position relationship be based on Orientation shown in the drawings or position relationship are for only for ease of narration the utility model and simplify description rather than instruction or dark Show that signified device or element there must be specific orientation, be constructed and operated with particular orientation, it is impossible to be interpreted as limiting this reality With novel specific protection domain.

In addition, description purpose is only used for if any term " first ", " second ", and it is not intended that indicating or implying relatively heavy The property wanted or the implicit quantity for indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include One or more this feature, in the utility model description, " several ", " several " are meant that two or more, remove It is non-separately to have clearly specific limit.

With reference to the attached drawing of specification, by being further described to specific embodiment of the present utility model, make The technical solution of the utility model and advantage are clearer, clear and definite.It is to show to describe embodiment below with reference to attached drawing Example property, it is intended to explain the utility model, and it is not intended that limitation to the utility model.

Referring to shown in Fig. 1, Fig. 2 and Fig. 3, the utility model embodiment provides a kind of assembled smoke gas processing unit, including Smoke box 1 and water tank 3 are vertically arranged with first partition 12 in smoke box 1,13 and second chamber of first chamber will be divided into inside smoke box 1 Room 14, and there is the first notch for connecting first chamber 13 and second chamber 14 between first partition 12 and the madial wall of smoke box 1； Flue 11 and injection spray pipe 15 are provided in first chamber 13, specifically, flue 11 is located at the bottom of first chamber 13.Spraying The inlet end of pipe 15 and external urea vapor communication, flue gas is blowed to first by the outlet side of injection spray pipe 15 towards flue 11 Notch；Specifically, one end of first partition 12 is bending plate 16, injection spray pipe 15 is plugged in the bending plate 16, convenient for flue gas to the One notch flows.

The bottom filling of water tank 3 is useful for the water of fine particle in absorption flue gas, and second partition is vertically arranged in water tank 3 31,32 and the 4th chamber 33 of third chamber will be divided into inside smoke box 1, and have between the madial wall of second partition 31 and water tank 3 There is the second notch of connection third chamber 32 and the 4th chamber 33；Third chamber 32 is connected by bend pipe 2 with second chamber 14；The Four chambers 33 are connected with smoke-exhaust pipeline 4.

Specifically, the top of smoke box 1 offers the first watch window 17, the top of water tank 3 offers the second watch window 34, response situation in personal observations' case easy to operation.

Specifically, the inlet end of bend pipe 2 and smoke-exhaust pipeline 4 is located at the same side of assembled smoke gas processing unit, first lacks Mouthful with the second notch opposite side that be located at assembled smoke gas processing unit opposite.

Specifically, smoke box 1 is additionally provided with drain pipe, drain pipe is connected with external steam generation facility, the steam generation Device is connected with the inlet end of injection spray pipe 15.In the present embodiment, steam generation facility includes connected urea cylinder and heating tank, and The liquid feeding end of urea cylinder is connected with drain pipe, and the outlet side of heating tank is connected with the inlet end of injection spray pipe 15.In use, Urea steam meets 1 madial wall of smoke box and is condensed into liquid and flows to 1 bottom of smoke box, enters steam generation facility along drain pipe, real Existing urea recycles.

Referring to noble metal catalyst device 5 shown in Fig. 4, Fig. 5 and Fig. 6, is further included, which is set On smoke-exhaust pipeline 4, including tubular body 51, the both ends of the tubular body 51 are connected separately with flue flange 52；Tubular body Several catalytic units 53 are arranged at intervals with inside 51, catalytic unit 53 includes cylindrical carrier 58, if the carrier 58 offers Cellular through hole 59 is done, the inner wall of through hole 59 is provided with layer of precious metal；Specifically, carrier 58 is made pottery for cordierite honeycomb Porcelain.Layer of precious metal contains palladium, platinum, iridium or rhodium.In the present embodiment, catalytic unit 53 is equipped with 5.It is wrapped successively outside tubular body 51 It is wrapped with insulating layer 55, heater wire ring layer 56 and is filled every magnetic protective cover 57, and between magnetic protective cover 57 and heater wire ring layer 56 There is refractory wool.In the present embodiment, insulating layer is high-temperature-resistant cloth or refractory wool.Every magnetic protective cover be aluminum protective cover.Add By fire resistant electric wire, spiral winding forms hot line ring layer side by side.

Specifically, it is all set between two catalytic units 53 between the end of catalytic unit 53 and tubular body 51, adjacent There is supporting sleeve 54.

The operation principle of the present embodiment is：

Flue gas enters smoke box 1 from flue 11, at this point, urea steam is sprayed to flue gas by injection spray pipe 15, and fully anti-with it It should.Flue gas enters second chamber through the first notch, and during this, urea steam is condensed into liquid by 1 madial wall of smoke box, And enter steam generation facility along drain pipe, realize recycling for urea steam.

After flue gas enters water tank 3 by bend pipe 2, when flue gas passes through the water surface in case, the fine particle in flue gas can be inhaled Attached and submerged.Then, flue gas enters smoke-exhaust pipeline 4.

After flue gas enters smoke-exhaust pipeline 4, noble metal catalyst device 5 is flowed into, using the catalytic action of platinum catalyst come net Change gas pollutant, principle is the substance that the harmful substance in exhaust gas is converted into innocuous substance or is easily removed.This method Advantage is pernicious gas need not to be detached with primary air and pernicious gas directly is converted into harmless object, this can both be avoided secondary dirt Dye, in turn simplifies operating process.

In the description of specification, reference term " one embodiment ", " preferably ", " example ", " specific example " or " one The description of a little examples " etc. means to combine the embodiment or example particular features, structures, materials, or characteristics described, be contained in In at least one embodiment or example of the utility model, in the present specification for the schematic representation of above-mentioned term not necessarily Refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any one It is combined in a suitable manner in a or multiple embodiments or example.

From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model Above-mentioned specific embodiment is not limited to, it is equal using the improvement of techniques well known and replacement on the basis of the utility model It falls in the scope of protection of the utility model, should it be limited by each claim.

Claims (10)

1. a kind of assembled smoke gas processing unit, including smoke box (1) and water tank (3), it is characterised in that：It is erected in the smoke box (1) First partition (12) directly is provided with, first chamber (13) and second chamber (14), and first partition will be divided into inside smoke box (1) (12) there is the first notch for connecting first chamber (13) and second chamber (14) between the madial wall of smoke box (1)；Described Flue (11) and injection spray pipe (15) are provided in one chamber (13), the inlet end of the injection spray pipe (15) is steamed with external urea Vapour connects, and flue gas is blowed to the first notch by the outlet side of injection spray pipe (15) towards flue (11)；

The bottom filling of the water tank (3) is useful for the water of fine particle in absorption flue gas, and second is vertically arranged in water tank (3) Partition board (31) will be divided into third chamber (32) and the 4th chamber (33), and second partition (31) and water tank inside smoke box (1) (3) there is the second notch of connection third chamber (32) and the 4th chamber (33) between madial wall；The third chamber (32) It is connected by bend pipe (2) with second chamber (14)；4th chamber (33) connects with smoke-exhaust pipeline (4).

2. assembled smoke gas processing unit according to claim 1, it is characterised in that：The flue (11) is positioned at first The bottom of chamber (13).

3. assembled smoke gas processing unit according to claim 1, it is characterised in that：Further include noble metal catalyst device (5), which is arranged on smoke-exhaust pipeline (4), including tubular body (51), the tubular body (51) Both ends be connected separately with flue flange (52)；

Several catalytic units (53) are arranged at intervals with inside the tubular body (51), the catalytic unit (53) is including cylinder Carrier (58), which offers several cellular through holes (59), your gold the inner wall of through hole (59) is provided with Belong to layer；

The tubular body (51) is enclosed with insulating layer (55), heater wire ring layer (56) and successively outside every magnetic protective cover (57), and Refractory wool is filled between magnetic protective cover (57) and heater wire ring layer (56).

4. assembled smoke gas processing unit according to claim 3, it is characterised in that：The catalytic unit (53) and tubulose Supporting sleeve (54) is both provided between two catalytic units (53) between the end of ontology (51), adjacent.

5. assembled smoke gas processing unit according to claim 1, it is characterised in that：It is opened up at the top of the smoke box (1) There is the first watch window (17).

6. assembled smoke gas processing unit according to claim 1, it is characterised in that：It is opened up at the top of the water tank (3) There is the second watch window (34).

7. assembled smoke gas processing unit according to claim 1, it is characterised in that：The bend pipe (2) and smoke-exhaust pipeline (4) inlet end is located at the same side of assembled smoke gas processing unit, and first notch and the second notch are located at combined type cigarette The opposite opposite side of Flash Gas Compression Skid System.

8. assembled smoke gas processing unit according to claim 1, it is characterised in that：One end of the first partition (12) For bending plate (16), the injection spray pipe (15) is plugged in the bending plate (16).

9. assembled smoke gas processing unit according to claim 1, it is characterised in that：Smoke box (1) row of being additionally provided with Liquid pipe, the drain pipe are connected with external steam generation facility, and the inlet end of the steam generation facility and injection spray pipe (15) connects It is logical.

10. assembled smoke gas processing unit according to claim 9, it is characterised in that：The steam generation facility includes Connected urea cylinder and heating tank, and the liquid feeding end of urea cylinder is connected with drain pipe, outlet side and the injection spray pipe (15) of heating tank Inlet end connection.