Energy-saving and emission-reduction Industrial Stoves system
Technical field
The utility model relates to rotary furnace a kind of multiple-chamber type level or slightly-inclined, relates in particular to a kind of energy-saving and emission-reduction Industrial Stoves system.
Background technology
Existing energy-saving and emission-reduction Industrial Stoves system in use, be that the mass transport that needs are handled is arrived in the rotary kiln 2, and the interior material of the high-temperature flue gas heating rotary kiln that has a large amount of combustible gas components that utilizes the combustion chamber to produce, high-temperature flue gas can pass dust storage chamber then successively, preceding flue tube enters in the incinerator, owing to have a large amount of combustibles in the high-temperature flue gas, in order to prevent its contaminated environment, so need utilize incinerator that it is burnt, high-temperature flue gas is directly discharged by chimney then.Because the air that enters in combustion chamber and the incinerator is the normal temperature air that does not pass through preheating, makes that the utilization efficiency of heat energy of energy-saving and emission-reduction Industrial Stoves system is lower, energy resource consumption is higher, and is also bigger to the pollution of environment.
The utility model content
The purpose of this utility model provides a kind of energy savings, reduces noxious gas emission, reduces the pollution to environment, improves the energy-saving and emission-reduction Industrial Stoves system of the utilization efficiency of heat energy of system.
The utility model energy-saving and emission-reduction Industrial Stoves system, comprise the combustion chamber, the combustion chamber outlet flue links to each other with an end of rotary kiln, the other end of rotary kiln links to each other with the air inlet of dust storage chamber, the gas outlet of dust storage chamber links to each other with the entrance point of preceding flue tube, the port of export of preceding flue tube links to each other with the inlet end of incinerator, the exhaust end of incinerator links to each other with the entrance point of rear pass pipe, the port of export of rear pass pipe links to each other with the inlet end of chimney, in the described rear pass pipe air preheat heat exchanger is installed, the air inlet of air preheat heat exchanger communicates with the external world by the pipeline that is in series with blower fan, and the gas outlet of air preheat heat exchanger links to each other with described incinerator with described preceding flue tube with described combustion chamber respectively by the air distribution pipe-line system.
The utility model energy-saving and emission-reduction Industrial Stoves system, wherein said rear pass pipe or described chimney link to each other with described preceding flue tube with described combustion chamber by the regulating the qi flowing in the channels pipeline that is in series with blower fan.
The utility model rotary kiln type retort, front portion in the wherein said combustion chamber is provided with first hand fired grate, described air distribution pipeline links to each other with the front portion of described combustion chamber respectively with described regulating the qi flowing in the channels pipe-line system, and described air distribution pipe-line system links to each other with the middle part of described preceding flue tube respectively with described regulating the qi flowing in the channels pipe-line system.
The utility model energy-saving and emission-reduction Industrial Stoves system, in the wherein said incinerator from preceding second hand fired grate, first combustion zone, second mixed zone, second combustion zone and the 3rd mixed zone of then being provided with successively, described air distribution pipe-line system respectively with incinerator in second mixed zone link to each other with the 3rd mixed zone.
The utility model energy-saving and emission-reduction Industrial Stoves system, wherein said preceding flue tube is a Venturi tube, is connected with heat exchanger on the described air distribution pipe-line system, the entery and delivery port of heat exchanger links to each other with hydraulic pipeline respectively.
Energy-saving and emission-reduction Industrial Stoves of the present utility model system, can utilize the air preheat heat exchanger that is installed in the rear pass pipe, air is heated, and then with the air introducing combustion chamber and preceding flue tube and the incinerator that are preheated, thereby can improve the utilization efficiency of heat energy of rotary kiln type retort, energy savings reduces noxious gas emission, minimizing is to the pollution of environment.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Description of drawings
Fig. 1 is the structural representation of the utility model energy-saving and emission-reduction Industrial Stoves system.
The specific embodiment
Referring to Fig. 1, the utility model energy-saving and emission-reduction Industrial Stoves system, comprise combustion chamber 1, front portion in the combustion chamber 1 is provided with first hand fired grate 12, combustion chamber 1 outlet flue links to each other with an end of rotary kiln 2, the other end of rotary kiln 2 links to each other with the air inlet of dust storage chamber 3, the gas outlet of dust storage chamber 3 links to each other with the entrance point of preceding flue tube 4, preceding flue tube 4 is a Venturi tube, the port of export of preceding flue tube 4 links to each other with the inlet end of incinerator 5, incinerator 5 is interior from preceding second hand fired grate 13 that then is provided with successively, first combustion zone 14, second mixed zone 15, second combustion zone 16 and the 3rd mixed zone 17, the exhaust end of incinerator 5 links to each other with the entrance point of rear pass pipe 6, the port of export of rear pass pipe 6 links to each other with the inlet end of chimney 7, air preheat heat exchanger 8 is installed in the rear pass pipe 6, the air inlet of air preheat heat exchanger 8 communicates with the external world by the pipe-line system that is in series with blower fan 9, the gas outlet of air preheat heat exchanger 8 is connected with incinerator 5 with preceding flue tube 4 with combustion chamber 1 respectively by air distribution pipe-line system 10.
Above-mentioned rear pass pipe 6 or chimney 7 link to each other with preceding flue tube 4 with combustion chamber 1 by the regulating the qi flowing in the channels pipe-line system 11 that is in series with blower fan 18.
Above-mentioned air distribution pipe-line system 10 links to each other with the front portion of combustion chamber 1 respectively with regulating the qi flowing in the channels pipe-line system 11, and air distribution pipe-line system 10 links to each other with the middle part of preceding flue tube 4 respectively with regulating the qi flowing in the channels pipe-line system 11.
Above-mentioned air distribution pipe-line system 10 respectively with incinerator 5 in second mixed zone 15 link to each other with the 3rd mixed zone 15, be connected with heat exchanger 18 on the air distribution pipe-line system 10, the entery and delivery port of heat exchanger 18 links to each other with hydraulic pipeline respectively, and the hot water that transfers out can be used for people and has a bath etc.
Preceding flue tube 4 adopts the Venturi tube structures, can prevent that the tempering transmission of incinerator 5 is burned to dust storage chamber 3 and rotary kiln 2, causes the raw materials in the rotary kiln 2 to be burnt damage.
Energy-saving and emission-reduction Industrial Stoves of the present utility model system in use, the carbonized material that needs are handled can be transported in the rotary kiln 2, and utilize carbonized material in the high-temperature flue gas heating rotary kiln that has a large amount of combustible gas components 2 that combustion chamber 1 produces, high-temperature flue gas can pass dust storage chamber 3 then successively, preceding flue tube 4 enters in the incinerator 5, owing to have a large amount of combustible components in the high-temperature flue gas, in order to prevent its contaminated environment, so utilize second hand fired grate 13 in the incinerator 5, first combustion zone 14, second mixed zone 15, the part combustible component is burnt in second combustion zone 16 and the 3rd mixed zone 17, high-temperature flue gas is by rear pass pipe 6 then, the air preheat heat exchanger 8 that is installed in the rear pass pipe 6 is heated, make the air in the air preheat heat exchanger 8 before entering combustion chamber 1 and preceding flue tube 4 and incinerator 5, be preheated to higher temperature, thereby can improve the utilization efficiency of heat energy of energy-saving and emission-reduction Industrial Stoves system, reduce energy resource consumption, reduce pollution environment.
Behind the air preheat heat exchanger 8 of high-temperature flue gas by rear pass pipe 6, wherein also have a certain amount of high temperature combustible component, can be transported to the front portion of combustion chamber 1 and the middle part of preceding flue tube 4 by regulating the qi flowing in the channels pipe-line system 11, to its utilization of burning once more, further improve the utilization efficiency of heat energy of energy-saving and emission-reduction Industrial Stoves system, energy savings reduces noxious gas emission, reduces the pollution to environment.