CN210485662U - Full-automatic steam generator - Google Patents
Full-automatic steam generator Download PDFInfo
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- CN210485662U CN210485662U CN201921217774.4U CN201921217774U CN210485662U CN 210485662 U CN210485662 U CN 210485662U CN 201921217774 U CN201921217774 U CN 201921217774U CN 210485662 U CN210485662 U CN 210485662U
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Abstract
The utility model discloses a full-automatic steam generator, which comprises a furnace pipe, wherein a fireproof concrete interlayer is horizontally arranged in the furnace pipe; the fire-resistant concrete interlayer divides the furnace pipe into a combustion chamber with a fire grate at the lower part and an upper smoke chamber for recovering the heat energy of the smoke at the upper part; a drum surrounding the outer wall of the furnace pipe is arranged outside the furnace pipe; a smoke outlet end of the smoke rising pipe is connected with the upper smoke chamber, and a smoke inlet end of the smoke rising pipe is connected with the lower smoke chamber; the smoke outlet end of the descending smoke pipe is connected with the lower smoke chamber, and the smoke inlet end of the descending smoke pipe is connected with the combustion chamber; the combustion chamber is provided with a feeding hole and an ignition device. The ignition device is used for igniting fuel, the fuel releases a large amount of heat energy to radiate the furnace liner wall, the heat energy is transferred to medium water, high-temperature smoke is separated from the upper part and is diffused upwards and around, the smoke enters the descending smoke pipe, the high-speed flowing smoke scours the inner wall of the pipe to exchange energy and then enters the lower smoke chamber, and under the action of gravity and inertia, smoke dust and incombustibles in the smoke are separated.
Description
Technical Field
The utility model belongs to the boiler field relates to full-automatic steam generator.
Background
With the advent of national energy policy and environmental protection and energy conservation policy, small coal-fired boilers are eliminated and gradually transformed to biomass-fired boilers and oil-gas-fired boilers. China has abundant biomass resources, large market space for replacing coal-fired boilers for heat supply, and the heat supply of the biomass boilers has already possessed industrialized foundation and conditions and great development potential. Meanwhile, the biomass boiler is a component part of low-carbon, clean, environment-friendly and economical efficiency and is also an important component part for implementing an action plan for preventing and controlling atmospheric pollution. The biomass energy is more and more valued and popularized in various countries in the world due to the characteristics of environmental protection, sustainability, economy and the like. Under the key popularization of the national energy bureau, the energy-saving environment-friendly energy.
At present, because the smoke tube is arranged above the furnace pipe, the fire range is high, the water level is correspondingly high, and therefore the water volume is large, the steam production is slow, and the monitoring is needed. The ash removing device is difficult to arrange in the smoke chamber, the ash is difficult to remove, the smoke concentration is high, and the environment is polluted. The overall scattered arrangement is not compact in structure, high in manufacturing cost and large in occupied area. The later cost of the user is high.
Disclosure of Invention
The utility model aims to provide a: a full-automatic steam generator is provided, and the defects of the problems are overcome.
The utility model adopts the technical scheme as follows:
the full-automatic steam generator comprises a furnace pipe, wherein a fireproof concrete interlayer is horizontally arranged in the furnace pipe; the fire-resistant concrete interlayer divides the furnace pipe into a combustion chamber with a fire grate at the lower part and an upper smoke chamber for recovering the heat energy of the smoke at the upper part; a drum surrounding the outer wall of the furnace pipe is arranged outside the furnace pipe; a smoke outlet end of the smoke rising pipe is connected with the upper smoke chamber, and a smoke inlet end of the smoke rising pipe is connected with the lower smoke chamber; the smoke outlet end of the descending smoke pipe is connected with the lower smoke chamber, and the smoke inlet end of the descending smoke pipe is connected with the combustion chamber; the combustion chamber is provided with a feeding hole and an ignition device.
In order to solve the deficiency of the traditional problem, the utility model adopts the above structure to ignite the fuel by the ignition device, the fuel releases a large amount of heat energy to radiate the furnace liner wall, the heat energy is transferred to the medium water, the high temperature smoke is diffused upwards and around, the smoke enters the descending smoke tube, the high speed flowing smoke erodes the inner wall of the tube to exchange energy and then enters the lower smoke chamber, under the action of gravity and inertia, the smoke and the incombustibles in the smoke are separated; the smoke gas enters the ascending smoke pipe upwards through 180 degrees of turning in the lower smoke chamber, and then exchanges heat energy with medium water to enter the upper smoke chamber for smoke gas recovery and storage. Most of the heat transfer in the first stage is completed. The descending smoke pipes and the ascending smoke pipes are alternately arranged, so that the medium in the furnace is heated more fully and uniformly.
Further, as a preferable embodiment: the energy-saving device is arranged above the smoke chamber of the energy-saving device and comprises two energy-saving devices which are vertically arranged and have the same structure; the energy saver adopts a cylinder, the interior of the energy saver comprises a plurality of vertical smoke pipes, and a water flow channel is arranged outside each smoke pipe; the smoke inlet of the first energy saver is arranged at the top of the first energy saver and is connected with the upper smoke chamber through a connecting flue, and the bottom of the first energy saver is connected with the smoke inlet of the second energy saver through an energy saver flue; the smoke outlet of the second energy saver is positioned at the top of the second energy saver and is connected with an induced draft fan through a flue; the water inlet of the water flow channel is positioned at the lower part of the second energy saver; the water outlet is positioned at the upper part of the first energy saver, and the first energy saver and the second energy saver are connected through a seamless steel pipe to form a water flow passage.
The smoke collected into the upper smoke chamber by the smoke rising pipe is connected with a smoke inlet of a first energy saver of the double energy savers through a flue with a U-shaped design, so that the flow resistance is reduced, meanwhile, the smoke continuously erodes a plurality of long smoke pipes in the energy savers to continuously exchange heat, the smoke temperature is reduced, and a medium is preheated; an ash baffle is arranged in the smoke chamber of the energy saver to continuously separate smoke dust, and the smoke after heat exchange enters a second energy saver for final heat exchange; the water inlet direction is opposite to the smoke inlet direction, so that the waste heat can be better utilized.
Further, as a preferable embodiment: a water inlet of the water flow channel is connected with a water source, and a water pump is arranged on a connecting pipeline between the water source and the water inlet; and a draught fan and a dust outlet device are arranged at the joint of the smoke outlet of the second energy saver and the flue. The flue gas passes through a second economizer outlet and is pumped to a dust remover by a draught fan for further dust removal, and finally the flue gas is discharged into the atmosphere through a chimney. A plurality of ash cleaning devices are arranged in the whole system for cleaning ash.
Further, as a preferable embodiment: the combustion chamber is provided with fuel, the fuel is light diesel oil or natural gas, and the fuel is sent into the combustion chamber for combustion through a fuel oil or gas combustor.
Further, as a preferable embodiment: the combustion chamber sets up the fuel, and the fuel is biomass fuel, carries biomass fuel to feed system through the hopper, feed system connects the inlet pipe and carries biomass fuel to combustion chamber inside. Firstly, the air is pushed by a screw and then blown into a combustion chamber through an air pipe connected with an air inlet system.
Further, as a preferable embodiment: the air supply system is characterized by further comprising an air supply system, the air inlet end of the air supply system is connected with the air blower, the air outlet end of the air supply system is connected with the air inlet chamber below the grate, and a vent hole is formed in the joint of the grate and the air inlet chamber. Fresh air sent by the blower is sent into the air chamber below the fire grate through the air inlet system to generate cyclone air, and the cyclone air is sent to the combustion chamber through the fire grate ventilation holes and is fully contacted with fuel to be rapidly combusted.
Further, as a preferable embodiment: the ventilation hole is a conical small hole, one end of the ventilation hole, which is positioned at the air inlet chamber, is a large opening, the end of the ventilation hole, which is far away from the air inlet chamber, is a small opening, and the ventilation hole is further provided with a conical small hole on the grate to form a high-pressure air film to supply air to the combustion chamber, so that the effect is better.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in the flue outside water layer spatial arrangement alternate upper and lower upstream smoke tube that flows against current, the fire field of falling end reduces the water volume, and the flue gas flow is long, adopts bipolar energy-saving appliance simultaneously, increases the heating surface, increases the smoke and dust separation, and the furnace body surface has laid high thermal resistance insulation material, and the heat dissipation loss is little, and the thermal efficiency is high.
3. The utility model has the advantages of integrated packaging, compact structure, low cost and small occupied area; the dust remover is provided with a plurality of dust removing devices and a stainless steel water bath dust remover, so that the dust emission is low, and the national environmental protection standard is met.
4. The utility model discloses in reduce water volume and make it be less than 30 liters, need not the prison and examine, need not to install and handle the certificate. One-key automatic operation, safety and reliability can be realized, and the operation cost of a user can be reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:
FIG. 1 is a schematic diagram of a fully automatic steam generator;
FIG. 2 is a top view of the fully automatic steam generator;
the labels in the figure are: 1-furnace cylinder, 2-furnace container, 3-rising smoke pipe, 4-falling smoke pipe, 5-ash cleaning device, 6-lower smoke chamber, 7-air inlet chamber, 8-energy saver smoke chamber, 9-double energy saver, 10-fire grate, 11-air inlet system, 12-blower, 13-draught fan, 14-dust outlet device, 15-ignition device, 16-feeding system, 17-hopper, 18-fire-resistant concrete interlayer, 19-upper smoke chamber, 20-water pump, 21-combustion chamber, 91-first energy saver, 92-second energy saver.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The full-automatic steam generator comprises a furnace pipe 2, wherein a fireproof concrete interlayer 18 is horizontally arranged in the furnace pipe 2; the furnace pipe 2 is divided into a combustion chamber 21 with a fire grate 10 at the lower part and an upper smoke chamber 19 for recovering the heat energy of the smoke at the upper part by a fireproof concrete interlayer 18; a boiler barrel 1 surrounding the outer wall of the furnace pipe 2 is arranged outside the furnace pipe; an ascending smoke pipe 3 and a descending smoke pipe 4 are arranged in the water jacket interlayer of the boiler barrel 1, the smoke outlet end of the ascending smoke pipe 3 is connected with an upper smoke chamber 19, and the smoke inlet end is connected with a lower smoke chamber 6; the smoke outlet end of the descending smoke pipe 4 is connected with the lower smoke chamber 6, and the smoke inlet end is connected with the combustion chamber 21; the combustion chamber 21 is provided with a charge port and an ignition device 15.
When in work: the ignition device 15 ignites fuel, the fuel releases a large amount of heat energy to radiate the furnace liner wall, the heat energy is transferred to medium water, high-temperature smoke is prevented from diffusing upwards and around from the upper part, the smoke enters the descending smoke pipe 4, the high-speed flowing smoke scours the inner wall of the pipe to exchange energy and then enters the lower smoke chamber 6, and under the action of gravity and inertia, smoke dust and incombustibles in the smoke are separated; the smoke upwards enters the ascending smoke pipe 3 through 180 degrees turning in the lower smoke chamber 6, and enters the upper smoke chamber 19 for smoke recovery and storage after heat exchange with medium water. Most of the heat transfer in the first stage is completed. The descending smoke pipes 4 and the ascending smoke pipes 3 are alternately arranged, so that the medium in the furnace is heated more fully and uniformly; the design pressure of the steam generator is 0.7MPa, the steam temperature is 170 ℃, the steam generator is the same as the common small-sized steam boiler, is superior to a steam-water dual-purpose boiler and a boiler below 1 kilogram, and does not need to be monitored. The integral structure adopts the integral type encapsulation, and all parts are all in a box, leave the factory and have installed, and the user only need connect water and electricity and can use, has avoided installation and has handled the certificate to take. The appearance design is beautiful and elegant, the occupied area is small, and the operation is convenient and rapid;
the furnace pipe is separated from the furnace pipe by refractory concrete to form a combustion chamber and an upper smoke chamber, the descending smoke pipe is used for guiding smoke downwards for smoke separation, and then the ascending smoke pipe guides the smoke upwards to enter the upper smoke chamber for recovering smoke heat for smoke separation. The smoke pipes arranged on the next upper increase the heating surface, but the height is not increased, so the water level arrangement is lower, the water capacity is small, and the cost is low.
The features and properties of the present invention will be described in further detail with reference to the following examples.
Example one
The utility model provides a full-automatic steam generator in a preferred embodiment; the energy-saving device is characterized by further comprising double energy-saving devices 9, wherein the double energy-saving devices 9 are arranged above the energy-saving device smoke chamber 8 and comprise two energy-saving devices which are vertically arranged and have the same structure; the energy saver adopts a cylinder, the interior of the energy saver comprises a plurality of vertical smoke pipes, and a water flow channel is arranged outside each smoke pipe; the smoke inlet of the first energy saver 91 is positioned at the top and is connected with the upper smoke chamber 19 through a connecting flue, and the bottom is connected with the smoke inlet of the second energy saver 92 through the energy saver smoke chamber 8; the smoke outlet of the second energy saver (92) is positioned at the top of the second energy saver and is connected with an induced draft fan 13 through a flue; the water inlet of the water flow channel is positioned at the lower part of the second economizer 92; the water outlet is positioned at the upper part of the first energy saver 91, and the first energy saver 91 and the second energy saver 92 are connected through a seamless steel pipe to form a water flow passage. The water inlet of the water flow channel is connected with a water source, and a water pump 20 is arranged on a connecting pipeline between the water source and the water inlet; an induced draft fan 13 and a dust outlet 14 are arranged at the connection part of the smoke outlet and the flue of the second energy saver 92.
When in work: a plurality of ash cleaning devices 5 are arranged in the combustion chamber 21; the two-stage energy saver of the double-energy saver 9 adopts a water way with low inlet and high outlet and a smoke tube heat exchange mode, thereby achieving the effects of fully exchanging heat, reducing the smoke temperature and preheating water. The double-energy-saving device 9 is filled with water medium in the cylinder body, the water capacity is large, heat storage is convenient, the tube plates at the upper end and the lower end are connected with a plurality of vertical smoke tubes, the heat transfer effect is improved, and separation of smoke and dust is convenient. The two-stage energy saver is connected by a seamless steel pipe to form a water flow passage. After the medium water is pumped to the water inlet at the lower part of the second energy saver 92 of the double energy saver 9 by the water feeding pump 20, the heat of the smoke in the smoke pipe is absorbed in the second energy saver 92, the water temperature rises and flows upwards, the medium water enters the water inlet at the lower part of the first energy saver 91 from the water outlet at the upper part of the second energy saver 92, the heat is continuously absorbed in the first energy saver 91, and the water medium after two times of prognosis flows out from the water outlet at the upper part of the first energy saver 91 and is pushed into the steam generator body through the high-pressure hose to be continuously heated to generate steam.
Example two
In this embodiment, on the basis of the first embodiment, further, as a preferable scheme: the fuel at the feeding port is biomass fuel, the biomass fuel is conveyed to a feeding system 16 through a hopper 17, and the feeding system 16 is connected with a feeding pipe to convey the biomass fuel to the inside of a combustion chamber 21. The fire grate air-conditioning system further comprises an air supply system 11, an air inlet end of the air supply system 11 is connected with an air blower 12, an air outlet end of the air supply system 11 is connected with an air inlet chamber 7 below the fire grate 10, and a vent hole is formed in the connection position of the fire grate 10 and the air inlet chamber 7. The vent holes are conical small holes, one end of the vent holes positioned in the air inlet chamber 7 is a large opening, and the other end of the vent holes far away from the air inlet chamber 7 is a small opening
When in work: the overall layout of the steam generator: folding a steel plate into a square base, reinforcing the square base by using a cross beam, and placing the steam generator body in front of the left side of the base; the double energy saver 9 is fixed above the smoke chamber 8 of the energy saver and is arranged at the left rear part of the base; the feeding system 16 is connected with the feeding hole of the body and is positioned at the right side of the body; the blower 12, the water pump 20, a pipeline and the like are arranged below the feeding system 16, and the hopper 17 is arranged above the feeding system 16; a dust remover 14 is arranged at the rear right side of the base; the body, the double energy-saving devices 9 and the connecting flue adopt aluminum silicate fibers for heat preservation. And packaging the components into a whole by using a folding box body. The electric control system is embedded at the upper part of the door. The hopper 17 is manufactured by adopting an edge removing process, a plurality of maintenance windows are arranged, and red piano paint is sprayed on the surface of the hopper after polishing and grinding. The paint film is hard and wear resistant, bright in color and luster, and good in water resistance, heat resistance and acid and alkali resistance. The whole layout structure is compact, and the appearance is elegant and beautiful.
An electric control system: the intelligent control system comprises a microcomputer intelligent controller, a liquid crystal display screen, a graphic display interface and an operation animation display. The water level can be monitored in real time by adopting a three-pole water level electrode cylinder, and when the water level is at a low water level, the electromagnetic valve is opened, and the water pump 20 feeds water; when the water level is high, the electromagnetic door is closed, and the water pump 20 stops water inflow. And when the water level is extremely low, the water level enters an interlocking protection state. The feeding system 16 adopts a frequency conversion mode, and can set the feeding speed. And (4) automatic ignition, wherein the ignition time and the ignition delay can be set. The start and stop of the blower 12 and the induced draft fan 13 can be controlled. The device is provided with a pressure controller, when the working pressure rises to a set high pressure, the feeding is stopped, and when the working pressure falls to a set low pressure, the feeding is started; the safety valve is arranged, when the working pressure exceeds the set pressure, the safety valve can be automatically opened to release the pressure, and the normal operation of the steam generator is protected.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any modifications, equivalents and improvements made by those skilled in the art within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. Full-automatic steam generator, including stove courage (2), its characterized in that: a fireproof concrete interlayer (18) is horizontally arranged in the furnace pipe (2); the furnace pipe (2) is divided into a combustion chamber (21) with a fire grate (10) at the lower part and an upper smoke chamber (19) with the upper part recovering the heat energy of the smoke by a fireproof concrete interlayer (18);
a boiler barrel (1) surrounding the outer wall of the furnace pipe (2) is arranged outside the furnace pipe; an ascending smoke pipe (3) and a descending smoke pipe (4) are arranged in a water jacket interlayer of the boiler barrel (1), the smoke outlet end of the ascending smoke pipe (3) is connected with an upper smoke chamber (19), and the smoke inlet end of the ascending smoke pipe is connected with a lower smoke chamber (6); the smoke outlet end of the descending smoke pipe (4) is connected with the lower smoke chamber (6), and the smoke inlet end is connected with the combustion chamber (21); the combustion chamber (21) is provided with a feed inlet and an ignition device (15).
2. The fully automatic steam generator of claim 1, wherein: the energy-saving device is characterized by also comprising double energy-saving devices (9), wherein the double energy-saving devices (9) are arranged above the energy-saving device smoke chamber (8) and comprise two energy-saving devices which are vertically arranged and have the same structure;
the energy saver adopts a cylinder, the interior of the energy saver comprises a plurality of vertical smoke pipes, and a water flow channel is arranged outside each smoke pipe; the smoke inlet of the first energy saver (91) is positioned at the top of the first energy saver and is connected with the upper smoke chamber (19) through a connecting flue, and the bottom of the first energy saver is connected with the smoke inlet of the second energy saver (92) through an energy saver smoke chamber (8); the smoke outlet of the second energy saver (92) is positioned at the top of the second energy saver and is connected with an induced draft fan (13) through a flue;
the water inlet of the water flow channel is positioned at the lower part of the second energy saver (92); the water outlet is positioned at the upper part of the first energy saver (91), and the first energy saver (91) and the second energy saver (92) are connected through a seamless steel pipe to form a water flow passage.
3. The fully automatic steam generator of claim 2, wherein: a water inlet of the water flow channel is connected with a water source, and a water pump (20) is arranged on a connecting pipeline between the water source and the water inlet; and a draught fan (13) and a dust outlet device (14) are arranged at the joint of the smoke outlet of the second energy saver (92) and the flue.
4. The fully automatic steam generator of claim 1, wherein: the combustion chamber is provided with fuel, the fuel is light diesel oil or natural gas, and the fuel is sent into the combustion chamber for combustion through a fuel oil or gas combustor.
5. The fully automatic steam generator of claim 1, wherein: the combustor sets up the fuel, and the fuel is biomass fuel, carries biomass fuel to feed system (16) through hopper (17), feed system (16) are connected the inlet pipe and are carried biomass fuel to combustion chamber (21) inside.
6. The fully automatic steam generator of claim 5, wherein: the fire grate air supply system is characterized by further comprising an air supply system (11), wherein the air inlet end of the air supply system (11) is connected with the air blower (12), the air outlet end of the air supply system is connected with the air inlet chamber (7) below the fire grate (10), and a vent hole is formed in the joint of the fire grate (10) and the air inlet chamber (7).
7. The fully automatic steam generator of claim 6, wherein: the ventilation holes are conical small holes, one end of the ventilation holes, which is positioned in the air inlet chamber (7), is a large opening, and the other end of the ventilation holes, which is far away from the air inlet chamber (7), is a small opening.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921217774.4U CN210485662U (en) | 2019-07-31 | 2019-07-31 | Full-automatic steam generator |
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| CN201921217774.4U CN210485662U (en) | 2019-07-31 | 2019-07-31 | Full-automatic steam generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332507A (en) * | 2019-07-31 | 2019-10-15 | 乐山市乐锅锅炉有限公司 | Automatic steam generating apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332507A (en) * | 2019-07-31 | 2019-10-15 | 乐山市乐锅锅炉有限公司 | Automatic steam generating apparatus |
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