CN215723163U - Fuel boiler subtracts carbon with even inlet structure - Google Patents
Fuel boiler subtracts carbon with even inlet structure Download PDFInfo
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- CN215723163U CN215723163U CN202122073202.7U CN202122073202U CN215723163U CN 215723163 U CN215723163 U CN 215723163U CN 202122073202 U CN202122073202 U CN 202122073202U CN 215723163 U CN215723163 U CN 215723163U
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Abstract
The utility model discloses a uniform air inlet structure for carbon reduction of a fuel boiler, which comprises a sleeve with openings at the upper end and the lower end, a flow guide pipe and an aeration pipe are movably connected inside the sleeve from top to bottom, a plurality of flow guide holes penetrating through the flow guide pipe are arranged at the upper part and the lower part inside the flow guide pipe, a plurality of aeration holes which penetrate through the aeration pipe are arranged inside the aeration pipe, a plurality of flow dividing devices with the same number as the aeration holes are arranged below the aeration pipe, the flow dividing device comprises a connecting rod in threaded connection with the aeration hole, a nozzle is arranged below the connecting rod, a flow dividing channel communicated with the aeration hole is arranged inside the connecting rod, a plurality of air outlet holes communicated with the flow dividing channel are arranged inside the nozzle, the utility model can ensure that the gas discharged into the boiler is uniform, and the condition that fuel in the boiler consumes more reactive power or is not fully combusted can not occur.
Description
Technical Field
The utility model relates to the technical field of boiler air inlet, in particular to a uniform air inlet structure for carbon reduction of a fuel boiler.
Background
A fuel boiler, such as a coal-fired boiler, refers to a thermal power plant that releases heat by burning coal in a furnace to heat hot water or other organic heat carriers (such as heat transfer oil) to a certain temperature (or pressure). In the process of burning coal, air medium is required to be introduced constantly to provide oxygen required by the burning coal, and in the process, if introduced gas is too little, the burning coal efficiency is low, the burning coal can generate carbon monoxide and carbon dioxide due to insufficient burning, so that insufficient burning and environmental pollution are caused, excessive gas introduction can cause excessive heat generated by the burning coal to be incapable of being converted effectively, and the coal burning amount without power consumption is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a uniform air inlet structure for reducing carbon of a fuel boiler, which is used for solving the technical problems in the prior art.
The technical purpose of the utility model is realized by the following technical scheme:
a uniform air inlet structure for carbon reduction of a fuel boiler comprises a sleeve with openings at the upper end and the lower end, a guide pipe and an aeration pipe are movably connected inside the sleeve from top to bottom, the outer diameters of the guide pipe and the aeration pipe are the same as the inner diameter of the sleeve, a gap is reserved between the guide pipe and the aeration pipe, a plurality of guide holes penetrating through the guide pipe are vertically arranged inside the guide pipe, a plurality of aeration holes penetrating through the aeration pipe are arranged inside the aeration pipe, the aeration holes are in a round table shape with the inner diameter gradually decreasing from top to bottom, a plurality of shunting devices with the same number as the aeration holes are arranged below the aeration pipe, each shunting device comprises a connecting rod in threaded connection with the aeration holes, a nozzle is arranged below the connecting rod, a shunting channel communicated with the aeration holes is arranged inside the connecting rod, a plurality of air outlet holes communicated with the shunting channels are arranged inside the nozzle, the air guide sleeve is characterized in that an air guide sleeve is further arranged below the sleeve, and the air guide sleeve is in a round table shape with the inner diameter gradually reduced from top to bottom.
Preferably, a flange is fixedly arranged at the upper end of the sleeve, a first threaded hole for connecting with the flange is formed in the upper surface of the sleeve, and the flange plate is fixed above the sleeve through screws inserted into the flange and the first threaded hole.
Preferably, a flange plate is arranged between the sleeve and the air guide sleeve, a second threaded hole fixedly connected with the flange plate is formed in the lower surface of the sleeve and the air guide sleeve, and the air guide sleeve and the flange plate are fixed through countersunk screws inserted into the air guide sleeve, the flange plate and the second threaded hole.
Preferably, the sleeve is internally provided with internal threads, the outer peripheries of the flow guide pipe and the aeration pipe are respectively provided with external threads, and the flow guide pipe and the aeration pipe are screwed into or screwed out of the sleeve in a threaded connection mode.
Preferably, the top of flange is provided with presss from both sides the pipe fitting, it is cylindricly to press from both sides the pipe fitting for the insertion and the fixed of outside air supply input tube, presss from both sides the pipe fitting and forms by elastic material preparation, and a breach has been seted up at the middle part, presss from both sides the periphery of pipe fitting and sets up annular solid rope groove.
Preferably, the diversion holes are uniformly distributed in the diversion pipe.
Preferably, the number of the aeration holes is six, the specifications of two adjacent aeration holes are the same, and the aeration holes are uniformly distributed in the aeration pipe.
Has the advantages that: the utility model relates to a uniform air inlet structure for carbon reduction of a fuel boiler, wherein gas generated by an external air source enters the sleeve through the upper part of the sleeve, the gas can enter the sleeve through a flow guide hole in a flow guide pipe, the total pressure of the gas can be changed into the partial pressure of the gas discharged from the outlet of the flow guide hole due to the existence of the flow guide hole, the gas is remixed in a gap between the flow guide pipe and an aeration pipe and then enters the aeration hole in the aeration pipe, the aeration hole is in a circular table shape with the inner diameter gradually reduced from top to bottom, the aeration pipe has a pressurizing effect, so the pressure of the gas discharged from the outlet of the aeration hole is the maximum, the gas is introduced into each air outlet hole in a nozzle through a flow distribution channel in a flow distribution device to complete the step of gas pressure reduction again, finally the gas enters a fuel furnace through a flow guide cover, and the flow guide cover is in a circular table shape with the inner diameter gradually reduced from top to bottom, meanwhile, the utility model also has weak pressurization effect on gas, so that the utility model can ensure that the gas discharged into the boiler is uniform, and the condition of idle consumption or insufficient combustion of fuel in the furnace can not occur.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded schematic view of FIG. 1;
FIG. 3 is a schematic view of the internal structure of FIG. 1;
FIG. 4 is a schematic structural view of an aerator pipe;
FIG. 5 is another angle structure of the aeration pipe
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in figures 1 to 5, the utility model provides a uniform air inlet structure for carbon reduction of a fuel boiler, which comprises a sleeve 1 with openings at the upper end and the lower end, a guide pipe 2 and an aeration pipe 3 are movably connected inside the sleeve 1 from top to bottom, the outer diameters of the guide pipe 2 and the aeration pipe 3 are the same as the inner diameter of the sleeve 1, a gap is arranged between the guide pipe 2 and the aeration pipe 3, a plurality of guide holes 4 penetrating through the guide pipe 2 are vertically arranged inside the guide pipe 2, the guide holes 4 are uniformly distributed inside the guide pipe 2, a plurality of aeration holes 5 penetrating through the aeration pipe 3 are arranged inside the aeration pipe 3, the number of the aeration holes 5 is six, the specifications of two adjacent aeration holes 5 are the same, the aeration holes 5 are uniformly distributed in the aeration pipe 3, the aeration holes 5 are in a round table shape with the inner diameter gradually decreasing from top to bottom, a plurality of flow dividing devices with the same number as the aeration holes 5 are arranged below the aeration pipe 3, the flow dividing device comprises a connecting rod 6 in threaded connection with the aeration hole 5, a nozzle 8 is arranged below the connecting rod 6, a flow dividing channel 7 communicated with the aeration hole 5 is arranged inside the connecting rod 6, a plurality of air outlet holes 9 communicated with the flow dividing channel 7 are arranged inside the nozzle 8, a flow guide cover 10 is further arranged below the sleeve 1, and the flow guide cover 10 is in a round table shape with the inner diameter gradually reduced from top to bottom.
In the utility model, gas generated by an external gas source enters the sleeve 1 through the upper part of the sleeve 1, the gas can enter the sleeve 1 through the guide holes 4 in the guide pipe 2, the total pressure of the gas can be changed into the partial pressure of the gas discharged from the outlet of the guide holes 4 due to the existence of the guide holes 4, the gas is remixed in the gap between the guide pipe 2 and the aeration pipe 3 and then enters the aeration holes 5 in the aeration pipe 3, the aeration pipe 3 has the pressurizing effect due to the cone-shaped aeration holes 5 with the inner diameter gradually reduced from top to bottom, the outlet pressure of the gas at the outlet of the aeration holes 5 is the maximum, the gas is introduced into each gas outlet 9 in the nozzle 8 through the flow dividing channel 7 in the flow dividing device, the step of gas pressure reduction is completed again, finally the gas enters the fuel furnace through the flow guiding cover 10, the flow guiding cover 10 is in the cone-shaped with the inner diameter gradually reduced from top to bottom, meanwhile, the utility model also has weak pressurization effect on gas, so that the utility model can ensure that the gas discharged into the boiler is uniform, and the condition of idle consumption or insufficient combustion of fuel in the furnace can not occur.
The upper end of the sleeve 1 is fixedly provided with a flange 11, the upper surface of the sleeve 1 is provided with a first threaded hole 12 for connecting with the flange 11, the flange 11 is fixed above the sleeve 1 through a screw 13 inserted into the flange 11 and the first threaded hole 12, the sleeve 1 is fixed with an external air source through the flange 11 in the technical scheme, and the air source can be an air pump or a fan.
Be provided with ring flange 14 between above-mentioned sleeve 1 and kuppe 10, second screw hole 15 that is used for with flange 14 fixed connection is seted up to the lower surface of sleeve 1 and the inside of kuppe 10, and countersunk screw 16 through inserting kuppe 10, ring flange 14 and second screw hole 15 is fixed kuppe 10 and flange 14, through ring flange 14 connecting sleeve 1 and kuppe 10, convenient and fast, aeration pipe 3 can wait to the fine protection of kuppe 10.
Above-mentioned sleeve 1's inside is provided with the internal thread, and honeycomb duct 2 and aeration pipe 3's periphery all is provided with the external screw thread, and honeycomb duct 2 and aeration pipe 3 all are inside through threaded connection's mode screw in or screw sleeve 1, and this kind of connected mode is convenient for to the change of internal honeycomb duct 2 and aeration pipe 3, prevents that the condition that water conservancy diversion hole 4 and aeration hole 5 blockked up from taking place.
Above-mentioned flange 11's top is provided with presss from both sides pipe fitting 17, it is cylindricly to press from both sides pipe fitting 17, be used for the insertion and the fixing of outside air supply input tube, it is formed by the elastic material preparation to press from both sides pipe fitting 17, a breach 18 has been seted up at the middle part, the annular solid rope groove 19 has been seted up to the periphery that presss from both sides pipe fitting 17, in this technical scheme, can insert the output of air pump or the gas-supply pipe of fan in pressing from both sides pipe fitting 17, because it is formed by the elastic material preparation to press from both sides pipe fitting 17, consequently, the gas-supply pipe or the output of the different diameters that can press from both sides, the rethread ties up the fastening rope in the solid rope groove 19 of the periphery that presss from both sides pipe fitting 17, accomplish the fixing of outside air supply input.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the skill or common general knowledge of one of ordinary skill in the art. Without departing from the principle of the utility model, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the utility model.
Claims (7)
1. The utility model provides a fuel boiler subtracts carbon and uses even inlet structure which characterized in that: comprises a sleeve with openings at the upper end and the lower end, a guide pipe and an aeration pipe are movably connected inside the sleeve from top to bottom, the outer diameters of the guide pipe and the aeration pipe are the same as the inner diameter of the sleeve, a gap is arranged between the guide pipe and the aeration pipe, a plurality of flow guide holes penetrating through the flow guide pipe are arranged at the upper part and the lower part inside the flow guide pipe, a plurality of aeration holes penetrating through the aeration pipe are arranged inside the aeration pipe, the aeration holes are in a round table shape with the inner diameter gradually decreasing from top to bottom, a plurality of flow dividing devices with the same number as the aeration holes are arranged below the aeration pipe, the flow dividing device comprises a connecting rod in threaded connection with the aeration hole, a nozzle is arranged below the connecting rod, a flow dividing channel communicated with the aeration hole is arranged inside the connecting rod, a plurality of air outlet holes communicated with the flow dividing channel are arranged inside the nozzle, the air guide sleeve is characterized in that an air guide sleeve is further arranged below the sleeve, and the air guide sleeve is in a round table shape with the inner diameter gradually reduced from top to bottom.
2. The uniform air intake structure for carbon reduction of a fuel boiler according to claim 1, wherein: the flange is fixedly arranged at the upper end of the sleeve, a first threaded hole used for being connected with the flange is formed in the upper surface of the sleeve, and the flange plate is fixed above the sleeve through screws inserted into the flange and the first threaded hole.
3. The uniform air intake structure for carbon reduction of a fuel boiler according to claim 2, wherein: the flange plate is arranged between the sleeve and the air guide sleeve, a second threaded hole used for being fixedly connected with the flange plate is formed in the lower surface of the sleeve and the air guide sleeve, and the air guide sleeve and the flange plate are fixed through countersunk screws inserted into the air guide sleeve, the flange plate and the second threaded hole.
4. The uniform air intake structure for carbon reduction of a fuel boiler according to claim 1, wherein: the inside of sleeve is provided with the internal thread, and the periphery of honeycomb duct and aeration pipe all is provided with the external screw thread, honeycomb duct and aeration pipe all screw in or screw out the sleeve inside through threaded connection's mode.
5. The uniform air intake structure for carbon reduction of a fuel boiler according to claim 2, wherein: the top of flange is provided with presss from both sides the pipe fitting, it is cylindricly to press from both sides the pipe fitting for the insertion and the fixing of outside air supply input tube, presss from both sides the pipe fitting and forms by elastic material preparation, and a breach has been seted up at the middle part, presss from both sides the periphery of pipe fitting and sets up annular solid rope groove.
6. The uniform air intake structure for carbon reduction of a fuel boiler according to claim 1, wherein: the flow guide holes are uniformly distributed in the flow guide pipe.
7. The uniform air intake structure for carbon reduction of a fuel boiler according to claim 1, wherein: the number of the aeration holes is six, the specifications of two adjacent aeration holes are the same, and the aeration holes are uniformly distributed in the aeration pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122073202.7U CN215723163U (en) | 2021-08-31 | 2021-08-31 | Fuel boiler subtracts carbon with even inlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122073202.7U CN215723163U (en) | 2021-08-31 | 2021-08-31 | Fuel boiler subtracts carbon with even inlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215723163U true CN215723163U (en) | 2022-02-01 |
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ID=80009797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122073202.7U Active CN215723163U (en) | 2021-08-31 | 2021-08-31 | Fuel boiler subtracts carbon with even inlet structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215723163U (en) |
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2021
- 2021-08-31 CN CN202122073202.7U patent/CN215723163U/en active Active
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