CN110566926A - Fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator - Google Patents
Fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator Download PDFInfo
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- CN110566926A CN110566926A CN201910861035.7A CN201910861035A CN110566926A CN 110566926 A CN110566926 A CN 110566926A CN 201910861035 A CN201910861035 A CN 201910861035A CN 110566926 A CN110566926 A CN 110566926A
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- 239000002737 fuel gas Substances 0.000 title claims abstract description 19
- 239000000295 fuel oil Substances 0.000 title claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 239000000779 smoke Substances 0.000 claims abstract description 70
- 239000004927 clay Substances 0.000 claims description 17
- 239000010865 sewage Substances 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008016 vaporization Effects 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 229920006395 saturated elastomer Polymers 0.000 abstract description 3
- 238000009834 vaporization Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 9
- 239000000446 fuel Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000007767 bonding agent Substances 0.000 description 3
- 230000009970 fire resistant effect Effects 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B21/00—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically
- F22B21/02—Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically built-up from substantially-straight water tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
- F22B35/06—Control systems for steam boilers for steam boilers of forced-flow type
- F22B35/08—Control systems for steam boilers for steam boilers of forced-flow type of forced-circulation type
- F22B35/083—Control systems for steam boilers for steam boilers of forced-flow type of forced-circulation type without drum, i.e. without hot water storage in the boiler
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/26—Steam-separating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices or arrangements for removing water, minerals or sludge from boilers ; Arrangement of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B5/00—Steam boilers of drum type, i.e. without internal furnace or fire tubes, the boiler body being contacted externally by flue gas
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
the invention discloses a fuel gas pipe-in-pipe three-return-stroke vertical steam generator which comprises a base, a steam-water separator, a furnace pipe, a burner, a steam box, a lower smoke box, a sleeve inner pipe, a steam conveying pipe, a furnace pipe outer sleeve and a sleeve outer pipe, wherein the bottom of the lower smoke box is fixedly connected with the top of the base, and a fire outlet of the burner is communicated with the top of the surface of the furnace pipe. This kind of vertical steam generator of three return strokes in fuel gas pipe, can realize that the water volume is little the heating area big, can effective control effective water volume within 30L, 2 minutes go out steam, 5 minutes saturated steam, steam can the hundred percent vaporization, and is energy-conserving festival, has accelerated the production efficiency of this electric boiler steam, never explodes simultaneously, has good security performance, has improved the utilization ratio of heat energy greatly, has guaranteed the heat supply of boiler, has improved the endothermic efficiency of boiler, has reduced exhaust gas temperature, has reduced the emission of pollutant.
Description
Technical Field
The invention relates to the technical field of oil and gas fired boilers, in particular to an oil and gas fired pipe-in-pipe three-return vertical steam generator.
Background
The boiler is an energy conversion device, the energy input to the boiler includes chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place for burning fuel, the boiler includes two parts of boiler and furnace, the boiler is a pressed part for containing water and steam, heating, vaporizing and separating steam and water, the furnace is a place for burning fuel or other heat energy, there are combustion device, combustion chamber and heat release flue, the boiler and furnace both carry out heat conversion process, the interface between heat release and heat absorption is called heated surface, the boiler heats water into steam, besides the boiler and furnace, there are auxiliary devices such as frame, platform, staircase, burning, slag discharge, smoke duct, pipeline, furnace wall, etc., the hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, the boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is mostly used for thermal power stations, ships, locomotives and industrial and mining enterprises, the main working principle of the boiler is that heat energy released after fuel combustion or waste heat in industrial production is transferred to water in a container to make the water reach a required temperature or a certain pressure, the boiler is carried out at the same time in a boiler and a furnace, after the water enters the boiler, the boiler heating surface in a steam-water system transfers absorbed heat to the water to heat the water into hot water or generate steam with a certain temperature and pressure, and the hot water or the generated steam is led out for application, and the fuel combustion continuously releases heat in the combustion equipment part, the high-temperature flue gas generated by combustion transfers heat to the heating surface of the boiler through heat transmission, the temperature of the high-temperature flue gas is gradually reduced, and the high-temperature flue gas is finally discharged from a chimney.
Steam generation in the steam generator on the existing market needs about 10 minutes, and totally saturated steam then needs about 15 minutes, and the production efficiency of steam is slower, and also can not hundredth percent by the vaporization, and high in manufacturing cost and the utilization ratio of heat energy are lower, and the inside security performance of steam generator is relatively poor, explodes easily, has certain potential safety hazard, all is the problem that exists in the existing steam generator above.
disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator, which solves the problems that the steam generation efficiency of the steam generator in the existing market is low, the steam generator cannot be vaporized hundreds of times, the safety performance of the interior of the steam generator is poor, the steam generator is easy to explode and has certain potential safety hazards.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a three-pass vertical steam generator with fuel oil and gas pipes comprises a base, a steam-water separator, a furnace pipe, a burner, a steam box, a lower smoke box, a sleeve inner pipe, a steam conveying pipe, a furnace pipe outer sleeve and a sleeve outer pipe, the bottom of the lower smoke box is fixedly connected with the top of the base, the fire outlet of the burner is communicated with the top of the surface of the furnace tube, the bottom of one side of the surface of the outer pipe of the sleeve is fixedly connected with a furnace pipe chimney, one side of the furnace pipe chimney far away from the outer pipe of the sleeve is fixedly connected with the bottom of the steam-water separator, the two sides of the inner wall of the steam box are both fixedly connected with an upper smoke box, the two sides of the inner wall of the steam box and the bottom of the upper smoke box are both fixedly connected with an upper water box, the two sides of the inner wall of the outer sleeve pipe are fixedly connected with middle smoke boxes, the top end of the inner sleeve pipe is communicated with a smoke outlet pipe, and the top end of the smoke outlet pipe is communicated with the bottom of the upper smoke box.
Preferably, three layers of partition plates are fixedly connected between two sides of the inner wall of the middle smoke box, and lower water boxes are fixedly connected to the tops of two sides of the inner wall of the lower smoke box.
Preferably, the water inlet of the lower water tank is communicated with a water inlet and sewage discharge integrated pipe seat, and one end, far away from the lower smoke box, of the water inlet and sewage discharge integrated pipe seat penetrates through the lower smoke box and extends to the outer part of the lower smoke box.
Preferably, a steam pipe seat is arranged on one side of the top of the steam box, a steam pipeline is communicated with the top end of the steam pipe seat, one end, away from the steam pipe seat, of the steam pipeline is communicated with the air inlet pipe seat on one side of the steam-water separator, the top of the steam box is fixedly connected with a pressure gauge seat, the top of the steam box is fixedly connected with lifting rings on two sides of the pressure gauge seat, and a first safety valve is fixedly connected on the other side of the top of the steam box.
Preferably, the top fixedly connected with draught fan of catch water, one side at base top just is located catch water's front and passes through support frame fixedly connected with intelligent control ware, catch water's positive fixedly connected with manometer and pressure controller seat, one side fixedly connected with second relief valve at catch water positive top, steam outlet seat has been seted up at the top of catch water one side.
Preferably, a fire observation port is formed in the other side of the surface of the outer sleeve pipe, and a furnace temperature sensor is fixedly connected to the surface of the outer sleeve pipe and the bottom of the fire observation port.
Preferably, the top fixedly connected with water level controller of steam chest one side, and one side fixed connection of water level controller and lower water tank, the top fixedly connected with steam temperature sensor of steam chest opposite side, the bottom intercommunication of water level controller has the blow off pipe.
Preferably, the inside packing of smoke box has the chamotte down, the bottom fixedly connected with supporting leg of base, the top fixedly connected with water-feeding pump of base, and the water inlet intercommunication of water-feeding pump has the pipeline, the pipeline is linked together with one side of the integrative tube socket of the blowdown of intaking, the top fixedly connected with guardrail of steam chest, and the bottom fixedly connected with staircase of guardrail, the drain has been seted up at the top of catch water one side.
(III) advantageous effects
the invention provides a fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator. The method has the following beneficial effects:
(1) The three-return-stroke vertical steam generator with the fuel gas pipe is characterized in that the bottom of a lower smoke box is fixedly connected with the top of a base, a fire outlet of a burner is communicated with the top of the surface of a furnace tube, the bottom of one side of the surface of a sleeve outer tube is fixedly connected with a furnace pipe chimney, one side of the furnace pipe chimney, which is far away from the sleeve outer tube, is fixedly connected with the bottom of a steam-water separator, two sides of the inner wall of a steam box are fixedly connected with upper smoke boxes, two sides of the inner wall of the steam box and the bottom of the upper smoke box are fixedly connected with upper water tanks, two sides of the inner wall of the sleeve outer tube are fixedly connected with middle smoke boxes, the top end of the sleeve inner tube is communicated with a smoke outlet pipe, the top end of the smoke outlet pipe is communicated with the bottom of the upper smoke boxes, the small water volume and large heating area can be realized, the effective, the boiler has no liner, saves energy and time, quickens the steam generation efficiency of the electric boiler, simultaneously never explodes, has good safety performance, greatly improves the utilization rate of heat energy, has lower production cost, ensures the heat supply of the boiler, improves the heat absorption efficiency of the boiler, reduces the exhaust temperature and reduces the emission of pollutants.
(2) This vertical steam generator of three return strokes in fuel gas pipe, top fixedly connected with water level controller through steam chest one side, and one side fixed connection of water level controller and lower water tank, the inside of lower smoke box and the bottom packing that is located lower smoke box have the fire clay, can realize observing and monitoring the liquid level condition between sleeve pipe inner tube and the sleeve pipe outer tube, the setting up of fire clay makes down the smoke box have certain fire resistance simultaneously, make steam can not cause certain damage and thermal-insulated heat preservation to lower smoke box.
(3) This three return stroke vertical steam generator in fuel gas pipe, opposite side through sleeve pipe outer tube surface has been seted up and has been seen the burner, the bottom fixedly connected with stove courage chimney of sleeve pipe outer tube surface one side, the stove courage chimney is kept away from one side of sleeve pipe outer tube and catch water's bottom fixed connection, the setting of seeing the burner can conveniently observe the inside condition, simultaneously can deliver to the catch water with steam exhaust through setting up of stove courage chimney, reach the pure and energy-conserving purpose of steam for the moisture secondary vaporization in the steam.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a cross-sectional view of the steam box, outer sleeve tube and lower smoke box construction of the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 4 is a side view of the outer tube structure of the bushing of the present invention;
FIG. 5 is a top view of the structure of the present invention;
FIG. 6 is a rear view of the structure of the present invention;
FIG. 7 is a cross-sectional view of the steam separator configuration of the present invention.
In the figure: 1-base, 2-steam-water separator, 3-burner, 4-steam box, 5-lower smoke box, 6-sleeve inner pipe, 7-sleeve outer pipe, 8-furnace pipe, 9-staircase, 10-furnace chimney, 11-upper smoke box, 12-upper water box, 13-middle smoke box, 14-three layers of partition boards, 15-lower water box, 16-water inlet and sewage discharge integrated pipe seat, 17-steam pipe seat, 18-steam pipeline, 19-induced draft fan, 20-support frame, 21-intelligent controller, 22-fire observation port, 23-furnace temperature sensor, 24-water level controller, 25-fire clay, 26-support leg, 27-smoke outlet pipe, 28-steam temperature sensor, 29-furnace pipe outer sleeve, 30-steam delivery pipe, 31-a pressure gauge seat, 32-a hanging ring, 33-a first safety valve, 34-a pressure gauge and pressure controller seat, 35-a second safety valve, 36-a steam outlet seat, 37-a sewage discharge pipe, 38-a water supply pump, 39-a steam-water separator in the furnace, 40-a pipeline, 41-a guardrail and 42-a drain trap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, an embodiment of the present invention provides a technical solution: a vertical steam generator with three return strokes in a fuel gas pipe and a pipe-in-pipe is capable of realizing small water volume, large heating area, effective control of effective water capacity within 30L, steam generation within 2 minutes, 5 minutes of saturated steam, steam capable of being vaporized in one hundred percent, furnace without liner, energy saving and time saving, quickening the steam generation efficiency of the electric heating boiler, never exploding, having good safety performance, greatly improving the utilization rate of heat energy, having lower production cost, ensuring the heat supply of the boiler, improving the heat absorption efficiency of the boiler, reducing the exhaust temperature, reducing the emission of pollutants, and comprises a base 1, a steam-water separator 2, a furnace pipe 8, a burner 3, a steam box 4, a lower smoke box 5, a pipe-in-pipe 6, a steam conveying pipe 30, a furnace pipe outer sleeve 29 and a pipe outer 7, wherein the pipe inner pipe 6 is arranged inside the pipe outer pipe 7, and a gap is formed between the outer wall of the pipe inner pipe 6 and the inner wall of, the gap is 3-6mm, the inner part of the lower smoke box 5 and the bottom of the lower smoke box 5 are filled with fire clay 25, the fire clay 25 is also called fire clay or joint material (powder material), which is used as the joint material of the refractory product masonry, the materials can be divided into clay, high alumina, siliceous and magnesia fire clay, etc., the fire clay comprises fire-resistant powder, bonding agent and additive, almost all fire-resistant raw materials can be made into powder for preparing the fire clay, the fire clay is made by adding proper amount of plastic clay into fire-resistant clinker powder as bonding agent and plasticizer, the normal fire clay has lower normal temperature strength, the ceramic bond formed at high temperature has higher strength, the chemical bond fire clay which takes hydraulic, air-hardening or thermal-hardening bonding material as bonding agent generates certain chemical reaction and hardens before the temperature is lower than the ceramic bond forming temperature, the grain size of the fire clay varies according to the use requirements, the limit granularity of the steam box is generally less than 1mm, some of the limit granularity are less than 0.5mm or thinner, the bottom of the base 1 is fixedly connected with supporting legs 26, the top of the base 1 is fixedly connected with a water feed pump 38, a water inlet of the water feed pump 38 is communicated with a pipeline 40, the pipeline 40 is communicated with one side of a water inlet and sewage discharge integrated pipe seat 16, the top of the steam box 4 is fixedly connected with a guardrail 41, the bottom of the guardrail 41 is fixedly connected with an escalator 9, the top of one side of the steam-water separator 2 is provided with a sewage discharge outlet 42, the top of one side of the steam box 4 is fixedly connected with a water level controller 24, the bottom of the water level controller 24 is fixedly connected with one side of a lower water box 15, the top of the other side of the steam box 4 is fixedly connected with a steam temperature sensor 28, the models of the steam temperature sensor 28 and the furnace temperature sensor 23 are DS, meanwhile, the fire clay 25 is arranged to enable the lower smoke box 5 to have certain fire resistance, so that hot air cannot damage the lower smoke box 5 to a certain degree, the liquid level meter works according to a buoyancy principle and a magnetic coupling principle, when the liquid level in a measured container rises, a floater in a main guide pipe of the liquid level meter also rises, permanent magnetic steel in the floater is transmitted to a field indicator through magnetic coupling, a red column and a white column are driven to turn over for 180 degrees, the liquid level rises, the column turns from white to red, the liquid level falls, the column turns to white, the red and white boundary positions of the indicator are the actual height of the liquid level of a medium in the container, so that liquid level indication is realized, the fire observation port 22 is arranged on the other side of the surface of the outer sleeve pipe 7, the internal condition can be conveniently observed through the arrangement of the furnace liner chimney 10, the hot air can be discharged into the steam-water separator 2, the surface of the outer sleeve pipe 7 and the bottom of the fire observation port 22 are fixedly connected with a furnace temperature, one side of a furnace temperature sensor 23 penetrates through the middle smoke box 13 and is connected with the outer wall of the furnace tube 8, one side of the top of the steam box 4 is provided with a steam tube seat 17, the top end of the steam tube seat 17 is communicated with a steam pipeline 18, one end of the steam pipeline 18, which is far away from the steam tube seat 17, is communicated with the bottom of one side of the steam-water separator 2, the top of the steam-water separator 2 is fixedly connected with an induced draft fan 19, the induced draft fan 19 is a device which generates negative pressure through the rotation of an impeller and further extracts air from system equipment, is generally arranged at the tail end of a boiler and is used for extracting smoke in a hearth, the induced draft fan 19 is widely used for ventilation, dust exhaust and cold of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and induced draft of the boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical equipment, drying and selective delivery of grains, air, the working principle of the induced draft fan is basically the same as that of a turbo compressor, only because the gas flow velocity is low and the pressure change is not large, the change of the specific volume of the gas is generally not required to be considered, namely, the gas is treated as incompressible fluid, the top of the steam box 4 is fixedly connected with a pressure gauge seat 31, the top of the steam box 4 and two sides of the pressure gauge seat 31 are fixedly connected with hanging rings 32, the other side of the top of the steam box 4 is fixedly connected with a first safety valve 33, one side of the top of the base 1 and the front of the steam-water separator 2 are fixedly connected with an intelligent controller 21 through a supporting frame 20, the front of the steam-water separator 2 is fixedly connected with a pressure gauge and a pressure controller seat 34, one side of the front top of the steam-water separator 2 is fixedly connected with a second safety valve 35, the top of one side of the steam-water, the burner 3 is connected with the top of the surface of the furnace tube 8, the burner 3 is installed on the top for perfusion combustion, the thermal efficiency is high, the burner 3 is also called a burner, and can be divided into a fuel burner, a gas burner and a biomass burner according to fuels, a kiln burner and a boiler burner according to using objects, and can be divided into an industrial burner, a civil burner and a special burner according to application fields, wherein the fuel burner is divided into light oil such as diesel oil and heavy oil burners such as waste engine oil, the gas burner is divided into a natural gas burner, a liquefied gas burner, a city gas burner, a methane burner and the like, the biomass burner uses biomass particles for combustion without dust and pollution, the burner is commonly called as a boiler burner, and can be defined as a device for converting substances into thermal energy through a chemical reaction mode of combustion, the method is characterized in that air and fuel are mixed according to a proper proportion through a premixing device to be fully combusted, a furnace chimney 10 is fixedly connected to the bottom of one side of the surface of an outer sleeve pipe 7, the chimney is a structure for providing ventilation for hot smoke or smoke of a boiler, a furnace or a fireplace, the chimney is generally vertical or is as close to vertical as possible to ensure that gas flows stably, air is sucked into the chimney to be combusted or a chimney effect, the space in the chimney is called a flue, the chimney can be found in a building, a steam locomotive and a ship, one side of the furnace chimney 10 far away from the outer sleeve pipe 7 is fixedly connected with the bottom of a steam-water separator 2, two sides of the inner wall of a steam box 4 are fixedly connected with upper smoke boxes 11, two sides of the inner wall of the steam box 4 and the bottom of the upper smoke boxes 11 are fixedly connected with upper water boxes 12, two sides of the inner wall of the outer sleeve pipe 7 are fixedly, three-layer partition plates 14 are fixedly connected between two sides of the inner wall of the middle smoke box 13, lower water boxes 15 are fixedly connected to the tops of two sides of the inner wall of each lower smoke box 5, a water inlet of each lower water box 15 is communicated with a water inlet and sewage discharging integrated pipe seat 16, one ends, far away from the lower smoke boxes 5, of the water inlet and sewage discharging integrated pipe seats 16 penetrate through the lower smoke boxes 5 and extend to the outer portions of the lower smoke boxes 5, the top ends of the sleeve inner pipes 6 are communicated with smoke outlet pipes 27, and the top ends of the smoke outlet pipes 27 are communicated with the bottom of the upper smoke.
When in use, the external switch is started, so that the burner 3 starts to work, fire enters the lower smoke box 5 along the inner wall of the furnace tube 8, then enters the upper smoke box 11 along the inner wall of the sleeve inner tube 6, enters the middle smoke box 13 through the inner wall of the smoke outlet tube 27, then passes through the furnace chimney 10, finally enters the steam-water separator 2, the treated tap water is supplied by the water supply pump 38, enters the lower water box 15 from the water inlet and sewage discharge integrated tube seat 14, the water is positioned in an interlayer between the outer wall of the sleeve inner tube 6 and the inner wall of the sleeve outer tube 7, the upper water box 12 and the lower water box 15 are connected with the inner wall space of the sleeve outer tube 7 through the outer wall of the sleeve inner tube 6, the steam enters the steam box 4 from the upper water box 12 through the steam conveying tube 30 through the interlayer space between the outer wall of the sleeve outer tube 7 through the outer tube 6 and the inner wall of the sleeve outer, the steam-water separation work in the steam is carried out, workers can conveniently observe the smoke condition in the furnace tube 8 through the fire observation port 22, the liquid level condition between the furnace tube 8 and the outer tube 7 of the sleeve can be observed and monitored through the water level controller 24, the high-temperature water temperature value of an interlayer between the outer wall of the furnace tube 8 and the inner wall of the outer tube 29 of the furnace tube can be monitored through the furnace temperature sensor 23, the steam temperature value in the steam box 4 can be monitored through the steam temperature sensor 28, and therefore the whole work is completed.
it is noted that, herein, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. the utility model provides a vertical steam generator of three return strokes in fuel gas pipe, includes base (1), catch water (2), boiler tube (8), combustor (3), steam chest (4), lower smoke box (5), sleeve pipe inner tube (6), steam conveying pipe (30), boiler tube outer tube (29) and sleeve pipe outer tube (7), the bottom of lower smoke box (5) and the top fixed connection of base (1), the fire outlet and the top on boiler tube (8) surface of combustor (3) are linked together, its characterized in that: the steam box is characterized in that a furnace pipe chimney (10) is fixedly connected to the bottom of one side of the surface of the outer sleeve pipe (7), one side, away from the outer sleeve pipe (7), of the furnace pipe chimney (10) is fixedly connected to the bottom of the steam-water separator (2), the smoke box (11) is fixedly connected to the two sides of the inner wall of the steam box (4), the upper water box (12) is fixedly connected to the bottom of the upper smoke box (11) and located on the two sides of the inner wall of the outer sleeve pipe (7), the middle smoke box (13) is fixedly connected to the two sides of the inner wall of the outer sleeve pipe (7), the top end of the inner sleeve pipe (6) is communicated with a smoke outlet pipe (27), and the top end of the smoke outlet pipe (27) is communicated with the bottom.
2. The fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 1, characterized in that: three layers of partition plates (14) are fixedly connected between two sides of the inner wall of the middle smoke box (13), and lower water tanks (15) are fixedly connected to the tops of two sides of the inner wall of the lower smoke box (5).
3. The fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 2, characterized in that: the water inlet of the lower water tank (15) is communicated with a water inlet and sewage discharging integrated pipe seat (16), and one end, far away from the lower smoke box (5), of the water inlet and sewage discharging integrated pipe seat (16) penetrates through the lower smoke box (5) and extends to the outer part of the lower smoke box (5).
4. the fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 1, characterized in that: steam tube seat (17) have been seted up to one side at steam box (4) top, and the top intercommunication of steam tube seat (17) has steam conduit (18), the one end that steam tube seat (17) were kept away from in steam conduit (18) is linked together with the inlet tube seat of catch water (2) one side, the top fixedly connected with manometer seat (31) of steam box (4), the top of steam box (4) and the equal fixedly connected with rings (32) in both sides that are located manometer seat (31), the first relief valve of opposite side fixedly connected with (33) at steam box (4) top.
5. The fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 1, characterized in that: the top fixedly connected with draught fan (19) of catch water (2), one side at base (1) top just is located the front of catch water (2) and passes through support frame (20) fixedly connected with intelligent control ware (21), the positive fixedly connected with manometer and pressure controller seat (34) of catch water (2), one side fixedly connected with second relief valve (35) at catch water (2) positive top, steam outlet seat (36) have been seted up at the top of catch water (2) one side.
6. The fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 1, characterized in that: a fire observation port (22) is formed in the other side of the surface of the outer sleeve pipe (7), and a furnace temperature sensor (23) is fixedly connected to the surface of the outer sleeve pipe (7) and the bottom of the fire observation port (22).
7. The fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 1, characterized in that: the steam chest (4) is characterized in that the top of one side of the steam chest (4) is fixedly connected with a water level controller (24), the bottom of the water level controller (24) is fixedly connected with one side of the lower water tank (15), the top of the other side of the steam chest (4) is fixedly connected with a steam temperature sensor (28), and the bottom of the water level controller (24) is communicated with a sewage discharge pipe (37).
8. The fuel oil and gas pipe-in-pipe three-pass vertical steam generator of claim 1, characterized in that: the inside packing of lower smoke box (5) has fire clay (25), the bottom fixedly connected with supporting leg (26) of base (1), the top fixedly connected with water feed pump (38) of base (1), and the water inlet intercommunication of water feed pump (38) has pipeline (40), pipeline (40) are linked together with the one side of the integrative tube socket of the blowdown of intaking (16), the top fixedly connected with guardrail (41) of steam chest (4), and the bottom fixedly connected with staircase (9) of guardrail (41), hydrophobic mouthful (42) have been seted up to the bottom of catch water (2) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861035.7A CN110566926A (en) | 2019-09-11 | 2019-09-11 | Fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861035.7A CN110566926A (en) | 2019-09-11 | 2019-09-11 | Fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator |
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| CN110566926A true CN110566926A (en) | 2019-12-13 |
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| CN201910861035.7A Pending CN110566926A (en) | 2019-09-11 | 2019-09-11 | Fuel oil and gas pipe-in-pipe three-return-stroke vertical steam generator |
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| CN206094534U (en) * | 2016-09-26 | 2017-04-12 | 郑州大学 | Three vertical return stroke gas boiler strile -back at center |
| CN208139242U (en) * | 2018-05-02 | 2018-11-23 | 广州博恩能源有限公司 | A kind of low water capacity small-sized steam generator furnace body |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2402913Y (en) * | 1999-12-17 | 2000-10-25 | 天津宝成集团有限公司 | High-efficiency vertical smoke and fire tube fuel oil-(or gas-) fired steam boiler |
| CN2786436Y (en) * | 2005-05-19 | 2006-06-07 | 江阴东大锅炉制造有限公司 | Vertical type internal combustion wet-back water pipe three-pass coke boiler |
| CN201093611Y (en) * | 2007-09-17 | 2008-07-30 | 余乾春 | Vertical type multifunctional domestic warm-air stove |
| CN201582780U (en) * | 2009-12-30 | 2010-09-15 | 裴光泰 | Vertical three-pass fire pipe boiler |
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Application publication date: 20191213 |
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