CN212805595U - Boiler steam-water circulation system capable of improving waste heat utilization efficiency - Google Patents
Boiler steam-water circulation system capable of improving waste heat utilization efficiency Download PDFInfo
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- CN212805595U CN212805595U CN202021638128.8U CN202021638128U CN212805595U CN 212805595 U CN212805595 U CN 212805595U CN 202021638128 U CN202021638128 U CN 202021638128U CN 212805595 U CN212805595 U CN 212805595U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 135
- 239000002918 waste heat Substances 0.000 title claims abstract description 18
- 238000001704 evaporation Methods 0.000 claims abstract description 21
- 230000008020 evaporation Effects 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims description 46
- 238000002485 combustion reaction Methods 0.000 claims description 35
- 239000007789 gas Substances 0.000 claims description 17
- 239000011229 interlayer Substances 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 229940123973 Oxygen scavenger Drugs 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract 1
- 241000579971 Terebridae Species 0.000 description 8
- 239000003245 coal Substances 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 239000000446 fuel Substances 0.000 description 7
- 238000012856 packing Methods 0.000 description 7
- 238000007664 blowing Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 239000002956 ash Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The application discloses improve boiler steam-water circulation system of waste heat utilization efficiency, this system can retrieve the high temperature moisture that contains in the output steam to in getting into the evaporation water storage tank with the moisture backward flow, in order to improve the evaporation water temperature that gets into in the coil, reduce the difference in temperature between coil pipe wall and the evaporation water, thereby reduce the possibility that the ash powder forms the slagging scorification on the water-cooling wall, improve the thermal conversion efficiency of boiler, reduce the energy consumption, the energy saving.
Description
Technical Field
The application relates to a boiler steam-water circulation system for improving waste heat utilization efficiency, and belongs to the technical field of high-efficiency heat accumulating type combustion of boilers.
Background
A steam boiler is a boiler for producing superheated steam or saturated steam of a certain pressure and temperature, and is the most basic type of boiler. The development of the simple hot water boiler is gradually advanced through continuous improvement.
The existing steam boiler is directly contacted with hot air or flame through a steam generating coil pipe to be heated, so that the temperature of water in the coil pipe is increased, and after the phase change point of the water is reached, the water is directly gasified into steam, and high-temperature hot steam required by industrial and civil production is generated.
The heat source fuel of the existing boiler is mainly coal, the ash content of a hearth in the combustion process is large, the ash melting point of the fuel is low, and the temperature of the hearth and the temperature of outlet flue gas are high, so that fly ash particles are easy to be molten and have high viscosity, and the fly ash particles can be bonded on the pipe wall after colliding with a heated surface or a water-cooled wall to form slag.
The steam output by a steam generator of the existing steam boiler contains part of phase-change moisture, and the part is long and directly discharged to waste heat energy.
SUMMERY OF THE UTILITY MODEL
The application provides a boiler steam-water circulation system for solving the technical problem and improving the waste heat utilization efficiency.
The application provides a boiler steam-water circulation system who improves waste heat utilization efficiency includes: the device comprises an evaporation water storage tank, a furnace body, a combustion chamber, a coil assembly and a plurality of sound wave generators;
the furnace body is arranged above the combustion chamber and is communicated with the gas path of the combustion chamber;
the top surface of the furnace body is provided with an exhaust port;
the coil pipe component is hung in the furnace body;
the coil assembly includes: the steam discharging pipe, the coil pipe and the hanging cylinder are arranged, and the coil pipe is wound on the outer wall of the hanging cylinder;
a smoke through hole longitudinally penetrating through the hanging cylinder is formed in the center of the hanging cylinder, and a hanging cylinder interlayer is arranged between the smoke through hole and the outer wall of the hanging cylinder;
the main water inlet at the bottom of the interlayer of the hanging cylinder is communicated with a pipeline of the evaporated water storage tank;
the bottom water inlet of the coil pipe is communicated with the side wall of the interlayer of the hanging cylinder;
the flue gas through hole is arranged opposite to the air inlet of the combustion chamber;
the steam outlet at the top of the coil pipe is communicated with the side wall of the top of the interlayer of the hanging cylinder;
one end of the steam exhaust pipe is communicated with a pipeline of an exhaust port at the top of the interlayer of the hanging cylinder;
the sound generators are arranged on the side wall of the furnace body at intervals, and the sound production ends of the sound generators extend into the furnace body;
the method comprises the following steps: the steam-water separator is arranged in the steam-water separation barrel, and the other end of the steam exhaust pipe is communicated with a gas inlet pipeline of the steam-water separator;
a steam main pipe is arranged on the top surface of the water-steam separation cylinder;
the bottom of the water-vapor separation cylinder is closed and is communicated with the pipeline of the evaporated water storage tank.
Preferably, the water-vapor separator comprises: the separation rotating shaft is arranged in the separation barrel and rotates along the central shaft of the separation barrel; a plurality of separating blades are arranged on the top of the separating rotating shaft, and the separating rotating shaft drives the separating blades to rotate in the top surface of the separating cylinder.
Preferably, the separation blades are spaced apart in a radial direction of the separation rotating shaft.
Preferably, the evaporation water storage tank comprises a stirring assembly, and the stirring assembly is arranged in the evaporation water storage tank and extends into the evaporation water storage tank to rotate.
Preferably, the evaporation water storage tank includes: the second water inlet pipe is arranged on the side wall of the upper part of the evaporated water storage tank and is communicated with the evaporated water storage tank; the second water inlet pump is arranged on the second water inlet pipe; the oxygen scavenger inclined pipe is arranged on the side wall of the second water inlet pipe and communicated with the second water inlet pipe.
Preferably, the method comprises the following steps: an auger conveyor, a blanking inclined tube and a fire grate,
one end of the blanking inclined tube is communicated with the combustion chamber, and the blanking port of the auger conveyor at the other end is communicated with the combustion chamber;
the fire grate is arranged in the combustion chamber along the transverse direction of the combustion chamber and is separated from the air inlet chamber below the combustion chamber.
The beneficial effects that this application can produce include:
1) the utility model provides an improve boiler steam-water circulation system of waste heat utilization efficiency, the high temperature moisture that contains in this system can retrieve the output steam to in getting into the evaporation water storage tank with the moisture backward flow, in order to improve the evaporation water temperature that gets into in the coil, reduce the difference in temperature between coil pipe wall and the evaporation water, thereby reduce the possibility that the ash forms the slagging scorification on the water-cooling wall, improve the thermal conversion efficiency of boiler, reduce the energy consumption, the energy saving.
2) The utility model provides an improve boiler steam-water circulation system of waste heat utilization efficiency through set up in the steam separator around separation pivot pivoted splitter blade for water from the steam water mixture of steam exhaust pipe exhaust obtains separating, makes only steam be responsible for and leaves from steam, and lets in the high temperature water after the separation steam water storage tank, adds steam water, and the energy saving improves the degree of drying of output steam.
Drawings
FIG. 1 is a schematic view of a steam-water circulation system of a boiler for improving waste heat utilization efficiency according to the present application;
FIG. 2 is a schematic view of a steam and water circulation system;
FIG. 3 is a schematic view of another steam-water circulation system for a boiler provided by the present application to improve waste heat utilization efficiency;
FIG. 4 is a schematic perspective view of a water vapor separator provided herein;
illustration of the drawings:
11. a furnace body; 111. a first insulating layer; 112. a second insulating layer; 121. an exhaust port; 122. an air inlet; 22. a grate; 221. an air intake chamber; 222. a combustion chamber; 223. a gas inlet pipe; 224. a gas blower; 211. blanking an inclined tube; 212. a screw blade; 213. a packing auger housing; 216. a screw conveyor rotating shaft; 214. a bearing; 215. a fuel inlet; 40. a coil pipe; 401. a flue gas through hole; 402. a hanging cylinder interlayer; 31. a first acoustic wave generator; 32. a second sound wave generator; 311. a sonic motor; 312. a sonic wave air intake interface; 313. a horn; 314. an air blowing pipe; 41. a first water inlet pipe; 411. a first water inlet pump; 423. a water outlet pipe; 434. an evaporation water storage tank; 435. a stirring assembly; 432. a second water inlet pipe; 431. an oxygen scavenger inclined tube; 433. a second water inlet pump; 42. a water-vapor separation cylinder; 421. a main steam pipe; 44. a water-vapor separator; 443. a steam discharging pipe; 441. separating the blades; 442. separating the rotating shaft; 444. and (4) separating the cylinders.
Detailed Description
The present application will be described in detail with reference to examples, but the present application is not limited to these examples.
Referring to fig. 1, the present application provides a boiler steam-water circulation system for improving waste heat utilization efficiency, including: the furnace body 11, the combustion chamber 222, the coil pipe 40 assembly and a plurality of sound wave generators; the furnace body 11 is arranged above the combustion chamber 222 and is communicated with the combustion chamber 222 through a gas circuit;
an exhaust port 121 is arranged on the top surface of the furnace body 11 and is used for exhausting flue gas generated by combustion in the combustion chamber 222.
The coil pipe 40 component is hung in the furnace body 11; the coil 40 assembly includes: the steam discharging pipe 443, the coil pipe 40 and the hanging cylinder, wherein the coil pipe 40 is wound on the outer wall of the hanging cylinder; a smoke through hole 401 longitudinally penetrating through the hanging cylinder is formed in the center of the hanging cylinder, and a hanging cylinder interlayer 402 is arranged between the smoke through hole 401 and the outer wall of the hanging cylinder; the main water inlet at the bottom of the hanging cylinder interlayer 402 is communicated with an evaporated water storage tank 434 through a pipeline; the water inlet at the bottom of the coil pipe 40 is communicated with the side wall of the hanging cylinder interlayer 402; the flue gas through hole 401 is arranged opposite to the air inlet 122 of the combustion chamber 222;
the steam outlet at the top of the coil pipe 40 is communicated with the side wall at the top of the hanging cylinder interlayer 402; one end of the steam exhaust pipe 443 is in pipeline communication with the exhaust port 121 at the top of the hanging cylinder interlayer 402;
the plurality of sound generators are arranged on the side wall of the furnace body 11 at intervals, and the sound production ends of the plurality of sound generators extend into the furnace body 11;
referring to fig. 2, comprising: the water-vapor separator 44 and the water-vapor separation cylinder 44442, the water-vapor separator 44 is arranged in the water-vapor separation cylinder 44442, and the other end of the steam exhaust pipe 443 is communicated with the gas inlet 122 of the water-vapor separator 44 through a pipeline; the steam main pipe 421 is arranged on the top surface of the water-vapor separation cylinder 44442; the vapor separation cartridge 44442 is closed at the bottom and is in line communication with the evaporated water storage tank 434. According to the arrangement, the water contained in the steam discharged from the steam boiler can be fully recycled, and the energy and heat waste caused by direct emptying is avoided.
According to this setting can be through a plurality of acoustic wave generator, realize the vibration to each regional dust in the furnace body 11, reduce the adhesion effect of dust to the water-cooling wall, reduce coil pipe 40 subassembly in the furnace body 11, 11 lateral wall slagging scorification degree of furnace body, can also suitably carry out the operation of slagging tap simultaneously, improve boiler safety in utilization and heat exchange efficiency.
The coil pipe 40 assembly is hung in the central area of the furnace body 11, and can form the blocking function of a hot air passage in the furnace body 11, enhance the heat exchange efficiency and the action time of hot air in the furnace body 11, and fully utilize the fire coal to generate heat.
When the boiler is used, after the coal is discharged through the auger conveyor, the coal falls onto the fire grate 22 in the combustion chamber 222 through the discharging inclined pipe 211, oxygen-containing gas is introduced into the air inlet chamber 221, after ignition, the coal is combusted in the combustion chamber 222 to heat air, the hot air moves upwards to enter the boiler body 11 and enter the flue gas through hole 401, after heat exchange with the coil 40 assembly, after the temperature of steam water in the coil 40 assembly is raised, the vaporized steam-water mixture is discharged from the steam discharge pipe 443, and the flue gas is discharged from the exhaust port 121 on the top surface of the boiler body 11. After the combustion chamber 222 is started, the sound generator is started at the same time, low-frequency sound waves are generated in the furnace body 11, the adhesion capability of dust in the flue gas on the surface of each object is reduced, and when the furnace is stopped, the sound generator is started to shake off formed slag.
Referring to fig. 4, preferably, the water vapor separator 44 includes: a separation cylinder 444, a plurality of separation blades 441, and a separation rotating shaft 442, wherein the separation rotating shaft 442 is provided in the separation cylinder 444 and rotates along the central axis of the separation cylinder 444; a plurality of separation blades 441 are disposed on the top of the separation rotating shaft 442, and the separation rotating shaft 442 drives the separation blades 441 to rotate on the top surface of the separation cylinder 444.
Through setting up a plurality of separation blade 441, can block the back with the water particle that gets into in the steam mixture in the separator 444, the collision forms big water droplet after, thereby falls into steam separator 44442 and realizes the separation recovery to steam, and the heat of make full use of recovery aquatic avoids causing the energy extravagant.
The structure of the water-vapor separator 44, which is not described in detail, is otherwise separated by the water-vapor separator 44 as is conventional in the art.
Preferably, the separation blades 441 are spaced apart in a radial direction of the separation rotation shaft 442. According to the arrangement, the contact probability of the separation blade 441 and the water-vapor mixture can be improved, and the separation efficiency can be improved.
When the steam-water separator is used, after water-containing steam enters the water-steam separator 44, the steam continuously moves upwards and leaves from the steam main pipe 421 under the action of rising force, and water drops realize recycling under the action of centrifugal force and impact force of the separation blades 441.
Preferably, the evaporation water storage tank 434 includes: the second water inlet pipe 432 is arranged on the upper side wall of the evaporated water storage tank 434 and is communicated with the evaporated water storage tank 434; the second water inlet pump 433 is arranged on the second water inlet pipe 432; the oxygen scavenger inclined pipe 431 is disposed on a sidewall of the second inlet pipe 432 and communicates with the second inlet pipe 432. According to the arrangement, the deoxidant can be introduced into the evaporated water storage tank 434 as required, so that the boiler water is automatically deoxidized, and the corrosion of the oxygen contained in the boiler water to the inner wall of the coil pipe 40 assembly is avoided. The service life of the boiler is prolonged.
The boiler deoxidant used in the application can be various existing deoxidants for boilers, and for example, the boiler deoxidant is composed of an organic reducing agent, a dispersing agent, a passivating agent, a pH regulator and water, wherein the mass ratio of the organic reducing agent to the dispersing agent to the passivating agent to the pH regulator to the water is 40: 10: 20: 10: 40.
Referring to fig. 3, preferably, the evaporated water storage tank 434 includes a stirring component 435, where the stirring component 435 is disposed in the evaporated water storage tank 434 and extends into the evaporated water storage tank 434 to rotate therein, so as to stir the evaporated water to make the temperature of the evaporated water uniform and to mix the added oxygen scavenger uniformly.
Preferably, the method comprises the following steps: a gas inlet pipe 223 and a gas blower 224, wherein one end of the gas inlet pipe 223 is communicated with the side wall of the gas inlet chamber 221; a gas blower 224 is provided to the gas inlet pipe 223. The gas inlet pipe 223 is also communicated with a gas storage tank or a generator so as to continuously introduce gas into the furnace body 11 to realize continuous combustion and generate hot air.
Preferably, the auger conveyor comprises: the motor, the auger blade 212, the auger shell 213, the auger rotating shaft 216 and the bearing 214, wherein the auger rotating shaft 216 is arranged in the auger shell 213 in a transverse extending manner along the auger shell 213, and two ends of the auger rotating shaft 216 extend out of two ends of the auger shell 213; the packing auger rotating shaft 216 is rotatably arranged in the packing auger shell 213 through a bearing 214; the motor is arranged at one end of the packing auger shell 213 and is in driving connection with one end of the packing auger rotating shaft 216; the auger blades 212 are arranged on the outer wall of the auger rotating shaft 216 at intervals. Other structures of the auger conveyor are arranged according to the structure of the existing auger conveyor.
Preferably, a fuel inlet 215 is arranged on the side wall of the first end of the packing auger shell 213; a fuel outlet is arranged on the side wall of the second end of the packing auger shell 213; the fuel outlet is communicated with the other end of the blanking inclined tube 211.
The auger conveyor can improve the blanking speed by arranging the feeding and discharging interface, the rotating speed of the auger rotating shaft 216 is controlled by the motor, the blanking amount is controlled, and the fire coal runs from one end to the other end under the pushing of the auger blade 212.
Preferably, the method comprises the following steps: the furnace body 11 comprises a first heat-insulating layer 111 and a second heat-insulating layer 112, wherein the first heat-insulating layer 111 is arranged on the outer wall of the furnace body 11; and a second insulating layer 112 is arranged on the outer wall of the first insulating layer 111. The arrangement of the multiple heat-insulating layers can protect the temperature of hot air in the furnace body 11, avoid heat loss in the heat exchange process and improve the utilization rate of heat generated by fuel.
Preferably, the acoustic wave generator includes: a first sound wave generator 31 and a second sound wave generator 32, wherein the first sound wave generator 31 is arranged on the side wall of the lower part of the furnace body 11; the second sound wave generator 32 is disposed on the upper side wall of the furnace body 11. The slag removing effect with the highest efficiency can be realized under the condition of using the least sound wave generators.
Preferably, the method comprises the following steps: the first water inlet pipe 41, the first water inlet pump 411 and the main water inlet at the bottom of the hanging cylinder interlayer 402 are communicated with the evaporated water storage tank 434 through a first water inlet pipe 41 pipeline; the first water inlet pipe 41 is provided with a first water inlet pump 411. Accurate adjustment of the amount of evaporative water entering the drop tube sandwich 402 can be achieved by providing a first water inlet pump 411.
Preferably, the acoustic wave sootblower comprises: the sound wave motor 311, the sound wave air inlet interface 312, the air blowing pipe 314 and the number pipe 313; the sound wave motor 311 is arranged on the first end of the air blowing pipe 314 and is in driving connection with an adjusting shaft in the air blowing pipe 314; the side wall of the air blowing pipe 314 is provided with an acoustic wave air inlet interface 312; the second end of the blowing pipe 314 is communicated with one end of the signal pipe 313; the other end of horn 313 extends into furnace body 11. The sound wave soot blower adopting the structure can adjust the gap between the adjusting shaft and the air inlet port of the number pipe 313 through the sound wave motor 311, thereby adjusting the sound wave frequency. The specific adjustment can adopt a worm structure to control the distance between the adjusting shaft and the horn 313. Flanges may also be provided on the second end of horn 313 to secure its position on the side walls of furnace body 11.
Preferably, the method comprises the following steps: and the high-pressure air storage tank is communicated with the sound wave air inlet interface 312 through a pipeline. According to the arrangement, high-pressure air can be introduced into the furnace body 11, so that the efficiency of removing deposited dust and slag by sound waves is improved.
Preferably, the evaporation water storage tank 434 is communicated with the bottom of the water vapor separation cylinder 42 through a second water inlet pipe 423. Therefore, the steam water recovered by the steam-water separation cylinder 42 flows back into the evaporation water storage tank 434, and the preheating is recycled.
Preferably, the method comprises the following steps: the device comprises an auger conveyor, a blanking inclined tube 211 and a grate 22, wherein one end of the blanking inclined tube 211 is communicated with a combustion chamber 222, and the blanking port of the auger conveyor at the other end is communicated; the grate 22 is disposed laterally within the combustion chamber 222 along the combustion chamber 222 and is divided below the combustion chamber 222 into an intake chamber 221.
The auger conveyor is used for conveying solid fuels such as coal and the like, so that the blanking speed is improved, manual operation is not needed, the cost is saved, and the accurate controllability of blanking is improved. Meanwhile, the discharging inclined tube 211 is communicated with the auger conveyor and the combustion chamber 222, so that the automatic discharging of the fire coal under the action of gravity can be realized.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the disclosure to effect such feature, structure, or characteristic in connection with other embodiments.
Although the present application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure and claims of this application. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides an improve boiler steam-water circulation system of waste heat utilization efficiency which characterized in that includes: the device comprises an evaporation water storage tank (434), a furnace body (11), a combustion chamber (222), a coil pipe (40) assembly and a plurality of sound wave generators;
the furnace body (11) is arranged above the combustion chamber (222) and is communicated with the gas path of the combustion chamber (222);
an exhaust port (121) is arranged on the top surface of the furnace body (11);
the coil pipe (40) component is hung in the furnace body (11);
the coil (40) assembly comprises: the steam discharging pipe (443), the coil pipe (40) and the hanging cylinder, wherein the coil pipe (40) is wound on the outer wall of the hanging cylinder;
a smoke through hole (401) longitudinally penetrating through the hanging cylinder is formed in the center of the hanging cylinder, and a hanging cylinder interlayer (402) is arranged between the smoke through hole (401) and the outer wall of the hanging cylinder;
the bottom main water inlet of the hanging cylinder interlayer (402) is communicated with the pipeline of the evaporation water storage tank (434);
a water inlet at the bottom of the coil pipe (40) is communicated with the side wall of the hanging cylinder interlayer (402);
the flue gas through hole (401) is arranged right opposite to the air inlet (122) of the combustion chamber (222);
the steam outlet at the top of the coil pipe (40) is communicated with the side wall at the top of the hanging cylinder interlayer (402);
one end of the steam discharging pipe (443) is communicated with a pipeline of an exhaust port (121) at the top of the hanging cylinder interlayer (402);
the plurality of sound generators are arranged on the side wall of the furnace body (11) at intervals, and the sound production ends of the plurality of sound generators extend into the furnace body (11);
the method comprises the following steps: the steam separator (44) is arranged in the steam separation cylinders (444) (42), and the other end of the steam exhaust pipe (443) is communicated with the pipeline of the air inlet (122) of the steam separator (44);
a steam main pipe (421) is arranged on the top surface of the water-steam separation cylinder (444) (42);
the bottom of the water-vapor separation cylinder (444) (42) is closed and is communicated with the pipeline of the evaporated water storage tank (434).
2. The boiler steam-water circulation system for improving waste heat utilization efficiency according to claim 1, wherein the water-steam separator (44) comprises: a separation cylinder (444), a plurality of separation blades (441), and a separation rotating shaft (442), wherein the separation rotating shaft (442) is arranged in the separation cylinder (444) and rotates along the central shaft of the separation cylinder (444); a plurality of separating blades (441) are arranged on the top of the separating rotating shaft (442), and the separating rotating shaft (442) drives the separating blades (441) to rotate on the top surface of the separating cylinder (444).
3. The boiler steam-water circulation system for improving the waste heat utilization efficiency according to claim 2, wherein the separation blades (441) are arranged at intervals along a radial direction of the separation rotating shaft (442).
4. The boiler steam-water circulation system for improving the waste heat utilization efficiency according to claim 1, wherein the evaporation water storage tank (434) comprises a stirring assembly (435), and the stirring assembly (435) is arranged in the evaporation water storage tank (434) and extends into the evaporation water storage tank (434) to rotate.
5. The boiler steam-water circulation system for improving waste heat utilization efficiency of claim 1, wherein the evaporation water storage tank (434) comprises: the device comprises a second water inlet pump (433), a second water inlet pipe (432) and an oxygen scavenger inclined pipe (431), wherein the second water inlet pipe (432) is arranged on the upper side wall of the evaporated water storage tank (434) and is communicated with the evaporated water storage tank (434); the second water inlet pump (433) is arranged on the second water inlet pipe (432); the oxygen scavenger inclined pipe (431) is arranged on the side wall of the second water inlet pipe (432) and is communicated with the second water inlet pipe (432).
6. The boiler steam-water circulation system for improving the waste heat utilization efficiency of claim 1, which comprises: an auger conveyor, a blanking inclined tube (211) and a fire grate (22),
one end of the blanking inclined tube (211) is communicated with the combustion chamber (222), and the blanking port of the auger conveyor at the other end is communicated with the blanking port;
the grate (22) is arranged in the combustion chamber (222) transversely along the combustion chamber (222) and is separated from the air inlet chamber (221) below the combustion chamber (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021638128.8U CN212805595U (en) | 2020-08-07 | 2020-08-07 | Boiler steam-water circulation system capable of improving waste heat utilization efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021638128.8U CN212805595U (en) | 2020-08-07 | 2020-08-07 | Boiler steam-water circulation system capable of improving waste heat utilization efficiency |
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| Publication Number | Publication Date |
|---|---|
| CN212805595U true CN212805595U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021638128.8U Expired - Fee Related CN212805595U (en) | 2020-08-07 | 2020-08-07 | Boiler steam-water circulation system capable of improving waste heat utilization efficiency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877313A (en) * | 2022-04-14 | 2022-08-09 | 广西抿元投资控股集团有限公司 | Water-cooling vibration grate direct-fired biomass boiler |
-
2020
- 2020-08-07 CN CN202021638128.8U patent/CN212805595U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877313A (en) * | 2022-04-14 | 2022-08-09 | 广西抿元投资控股集团有限公司 | Water-cooling vibration grate direct-fired biomass boiler |
| CN114877313B (en) * | 2022-04-14 | 2023-06-27 | 广西抿元投资控股集团有限公司 | Water-cooling vibrating grate direct-fired biomass boiler |
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