CN204513751U - A kind of Horizontal back burns vertical fire pipe water heating boiler - Google Patents
A kind of Horizontal back burns vertical fire pipe water heating boiler Download PDFInfo
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- CN204513751U CN204513751U CN201520091306.2U CN201520091306U CN204513751U CN 204513751 U CN204513751 U CN 204513751U CN 201520091306 U CN201520091306 U CN 201520091306U CN 204513751 U CN204513751 U CN 204513751U
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Abstract
The utility model relates to boiler technology field, a kind of Horizontal back is provided to burn vertical fire pipe water heating boiler, it comprises body of heater, coal feeding mechanism, scrape device for coal and even device for coal, body of heater comprises heat exchange body and burner hearth, heat exchange body comprises water leg, flue gas case on first, flue gas case on second, first time flue gas case, fire tube is found in second time flue gas case and three groups of heat exchange, be provided with in burner hearth by upper fire-grating, the Fan Shao mechanism of lower fire grating and upper fire-grating blast pipe and the formation of lower fire grating blast pipe, the top of upper fire-grating is provided with even device for coal successively and scrapes device for coal, even device for coal and scrape device for coal and be all arranged on the sidewall of burner hearth, scraping the coal cinder that coal feeding mechanism topples over by device for coal paves on even device for coal, even device for coal is scattering on upper fire-grating by scraping the coal cinder that device for coal paves, thus improve fired state, improve heat exchange efficiency, pass through coal feeding mechanism, scrape the setting of device for coal and even device for coal, reduce the setup cost of fire grate, realize chain fire-gate efficiency of combustion.
Description
Technical field
The utility model belongs to boiler technology field, particularly relates to a kind of Horizontal back and burns vertical fire pipe water heating boiler.
Background technology
Hot-water boiler comprises electric hot water, oil-fired water-boiler, gas-fired water heating boiler and coal-fired hot-water boiler etc., hot-water boiler is exactly produce the boiler of hot water, refers to that the heat energy that utilizes fuel combustion to discharge or other heat energy (as electric energy, solar energy etc.) are heated to a kind of thermal hardware of rated temperature water.
At present, in use, there is the defect that the such as thermal efficiency is low, fume environment protection slagging-off labour intensity not up to standard and artificial is large in the design feature due to himself to horizontal boiler, described in specific as follows:
(1) layout due to flue gas flow and heating surface is unreasonable, and combustion position is poor, and boiler thermal output is lower, high fume temperature, not energy-conservation, and environmental protection is not up to standard;
(2) use fixed grate boiler, need artificial upper coal, manually remove the gred, labour intensity is large, and boiler operatiopn does not reach requirement of exerting oneself;
(3) design uses novel stove, and traveling-grate stoker and other reciprocal grates can not support the use.
Utility model content
The purpose of this utility model is to provide a kind of Horizontal back to make a fire pipe hot-water line boiler, and be intended to solve horizontal boiler that prior art provides in use, the design feature due to himself exists the problem that the such as thermal efficiency is low, fume environment protection is not up to standard.
The utility model realizes like this, a kind of Horizontal back burns vertical fire pipe water heating boiler, and described Horizontal back burns vertical fire pipe water heating boiler and comprises body of heater and coal feeding mechanism, and described body of heater comprises heat exchange body and burner hearth, described coal feeding mechanism is arranged on the side near described burner hearth, wherein:
Described heat exchange body is provided with water leg, flue gas case on flue gas case and second is provided with on first time flue gas case of laterally extending setting, second time flue gas case, first in described water leg, wherein, described first time flue gas case and second time flue gas case are positioned at described heat exchange body bottom portion, on described first, on flue gas case and second, flue gas case is positioned at described heat exchange body upper part, the combustion chamber of described first time flue gas case and described burner hearth;
Be provided with the first group of heat exchange be communicated with flue gas case on described first time flue gas case and described first respectively in described water leg and found fire tube;
Also be provided with the second group of heat exchange be communicated with described second time flue gas case with flue gas case on described first respectively in described water leg and found fire tube;
Also be provided with the 3rd group of heat exchange be communicated with flue gas case on described second time flue gas case and described second respectively in described water leg and found fire tube;
The Fan Shao mechanism formed by upper fire-grating, lower fire grating and upper fire-grating blast pipe corresponding with described upper fire-grating and lower fire grating respectively and lower fire grating blast pipe is provided with in described burner hearth;
The top of described upper fire-grating is provided with even device for coal successively and scrapes device for coal, described even device for coal and scrape device for coal and be all arranged on the sidewall of described burner hearth, the coal cinder that described coal feeding mechanism is toppled over paves on described even device for coal by described device for coal of scraping, and described even device for coal is scraped the coal cinder that device for coal paves be scattering into described on described upper fire-grating.
As a kind of improved plan, superconduction heat exchange device is provided with between flue gas case and outlet flue on described second, described superconduction heat exchange device comprises some groups of superconduction heat exchange pipes, and described superconduction heat exchange pipe one end is arranged in described water leg, and the other end to be arranged on described second in flue gas case.
As a kind of improved plan, described in scrape device for coal and comprise:
Be arranged on two closed slides on described burner hearth sidewall;
Crossbeam vertically disposed with described guide rail, described crossbeam two ends are by roller along two described slide, and described crossbeam is provided with the scraper plate and the rake teeth that coal cinder are performed to the action that paves near the side of described even device for coal, described rake teeth is arranged on the front of described scraper plate;
Control described crossbeam to slide along described guide rail bearing of trend and perform coal cinder and to pave the controlling organization that paves of action.
As a kind of improved plan, described in the controlling organization that paves comprise:
Be arranged on the cylinder of described guide rail one end, and be arranged on the described guide rail other end first around to wheel and second around to wheel, described cylinder is connected with the first reductor by connecting axle, and described first reductor connects the first motor, and described connecting axle is fixed on burner hearth sidewall by clutch shaft bearing;
Be arranged on the first hanger plate on described scraper plate and the second hanger plate, the both sides of described first hanger plate and the second hanger plate are respectively equipped with hook hole;
First steel wire rope, the second steel wire rope, the 3rd steel wire rope and the 4th steel wire rope, wherein, described first steel wire rope, the second steel wire rope, the 3rd steel wire rope and the 4th steel wire rope have hook end respectively, and described hook end is fixed with hook;
The hook end of described first steel wire rope is by being suspended on the hook hole of described first hanger plate, another rectifies around fixing on which cylinder, one end back-roll of described second steel wire rope is fixing on which cylinder, and the other end passes through to be suspended on the hook hole of described first hanger plate around after wheel through described first;
The hook end of described 3rd steel wire rope is by being suspended on the hook hole of described second hanger plate, another rectifies around fixing on which cylinder, one end back-roll of described 4th steel wire rope is fixing on which cylinder, and the other end passes through to be suspended on the hook hole of described second hanger plate around after wheel through described second;
Be arranged on the travel switch at described guide rail two ends, described travel switch and described first motor with the use of.
As a kind of improved plan, described in the controlling organization that paves comprise:
Be fixed on the nut on described crossbeam;
Form the leading screw of revolute pair with described nut, the two ends of described leading screw are fixed on described burner hearth sidewall respectively by the 3rd bearing, and one end of described leading screw connects the output shaft of the 3rd reductor, and described 3rd reductor connects the 3rd motor;
Be arranged on the travel switch at described guide rail two ends, described travel switch and described 3rd motor with the use of.
As a kind of improved plan, described even device for coal comprises:
Several the even coal grooves be arranged in parallel with described guide rail bearing of trend, the tight parallel arranged of even coal groove described in several, each described even coal groove comprises arc plate and is arranged on shutoff is carried out at described arc plate two ends closure plate to coal cinder;
Described closure plate is fixed with trip shaft, and described trip shaft is contained on the second bearing, and described second bearing is fixed on described burner hearth;
The trip shaft correspondence being positioned at described even coal groove wherein side is connected with and controls described even coal groove and perform rotary movement and coal cinder is turned to turning control mechanism on described upper fire-grating.
As a kind of improved plan, described turning control mechanism comprises several sprocket wheels be coaxially connected with described trip shaft, and described sprocket wheel passes through chain drive; Described chain is connected with the second reductor, and described second reductor connects the second motor.
As a kind of improved plan, described coal feeding mechanism comprises fixing support rack, and described fixing support rack is provided with column, and described column is provided with the coal bunker transporting coal cinder.
As a kind of improved plan, described upper fire-grating, lower fire grating are water pipe furnace grate, and described upper fire-grating is communicated with described water leg respectively with described lower fire grating.
As a kind of improved plan, described upper fire-grating blast pipe is connected air-blast device respectively with lower fire grating blast pipe, described upper fire-grating blast pipe is arranged on the top of described upper fire-grating, described upper fire-grating blast pipe is provided with several steam vents towards described upper fire-grating, described lower fire grating blast pipe is arranged on the bottom of described lower fire grating, and described lower fire grating blast pipe is provided with several steam vents towards described lower fire grating.
Body of heater is comprised because Horizontal back burns vertical fire pipe water heating boiler, coal feeding mechanism, scrape device for coal and even device for coal, body of heater comprises heat exchange body and burner hearth, coal feeding mechanism is arranged on the side near burner hearth, heat exchange body comprises water leg, flue gas case on first, flue gas case on second, first time flue gas case, second time flue gas case, fire tube is found in first group of heat exchange, fire tube is found in second group of heat exchange and fire tube is found in the 3rd group of heat exchange, be provided with in burner hearth by upper fire-grating, the Fan Shao mechanism that lower fire grating and upper fire-grating blast pipe corresponding with upper fire-grating and lower fire grating respectively and lower fire grating blast pipe are formed, the top of upper fire-grating is provided with even device for coal successively and scrapes device for coal, even device for coal and scrape device for coal and be all arranged on the sidewall of described burner hearth, scraping the coal cinder that coal feeding mechanism topples over by device for coal paves on even device for coal, even device for coal is scattering on upper fire-grating by scraping the coal cinder that device for coal paves, thus improve fired state, improve heat exchange efficiency, simultaneously, pass through coal feeding mechanism, scrape the setting of device for coal and even device for coal, reduce the setup cost of fire grate, realize chain fire-gate efficiency of combustion, reduce labour intensity.
Superconduction heat exchange device is provided with between flue gas case and outlet flue on second, this superconduction heat exchange device comprises some groups of superconduction heat exchange pipes, this superconduction heat exchange pipe one end is arranged in water leg, the other end to be arranged on second in flue gas case, reduce exhaust gas temperature, improve boiler heat exchange efficiency, and environment protection standard rate is high.
Parallel guide rail, crossbeam, roller, scraper plate and the controlling organization that paves is comprised owing to scraping device for coal, the controlling organization that paves controls reciprocatingly sliding of crossbeam, realize scraper plate paving to coal cinder, for evenly the pave Thorough combustion of coal cinder on upper fire-grating provides prerequisite.
Due to pave controlling organization by cylinder, two form around to wheel and four steel wire ropes, realize the reciprocating control of crossbeam, thus realize paving to coal cinder, structure is simple, easy and simple to handle.
Owing to paving, controlling organization is made up of nut and leading screw, realizes the reciprocating control of crossbeam, thus realizes paving to coal cinder, and structure is simple, easy and simple to handle.
Because even device for coal comprises even coal groove and turning control mechanism, even coal groove comprises arc plate and closure plate, closure plate is provided with trip shaft, trip shaft correspondence is connected with and controls even coal groove and perform rotary movement and coal cinder is turned to turning control mechanism on upper fire-grating, realize being turned on upper fire-grating to scraping the device for coal uniform coal cinder that paves, make coal cinder Thorough combustion on upper fire-grating, improve efficiency of combustion and heat exchange efficiency.
Because turning control mechanism comprises several sprocket wheels be coaxially connected with trip shaft, sprocket wheel passes through chain drive; Chain is connected with the second reductor, and the second reductor connects the second motor, realizes even coal groove rotary movement, and structure is simple, is easy to realize.
Because coal feeding mechanism comprises fixing support rack, this fixing support rack is provided with column, and this column is provided with the coal bunker transporting coal cinder, and structure is simple, realizes the transport of coal cinder.
Because upper fire-grating, lower fire grating are water pipe furnace grate, this upper fire-grating is communicated with water leg with lower fire grating, further increases heat exchange efficiency.
Because upper fire-grating blast pipe is connected air-blast device respectively with lower fire grating blast pipe, described upper fire-grating blast pipe is arranged on the top of described upper fire-grating, described upper fire-grating blast pipe is provided with several steam vents towards described upper fire-grating, described lower fire grating blast pipe is arranged on the bottom of described lower fire grating, described lower fire grating blast pipe is provided with several steam vents towards lower fire grating, realize providing sufficient gas-air to Fan Shao mechanism, improve efficiency of combustion.
Accompanying drawing explanation
Fig. 1 is that the Horizontal back that the utility model provides burns the structural representation founding fire pipe water heating boiler;
Fig. 2 is that the Horizontal back that the utility model provides burns the top view founding fire pipe water heating boiler;
Fig. 3 is the structural representation scraping device for coal that the utility model embodiment one provides;
Fig. 4 is the top view scraping device for coal that the utility model embodiment one provides;
Fig. 5 is the side view scraping device for coal that the utility model embodiment one provides;
Fig. 6 is the structural representation of the even device for coal that the utility model provides;
Fig. 7 is the top view of the even device for coal that the utility model provides;
Fig. 8 is the side view of the even device for coal that the utility model provides;
Fig. 9 is the structural representation of the coal feeding mechanism that the utility model provides;
Figure 10 and Figure 11 is the structural representation of upper fire-grating blast pipe of the present utility model or lower fire grating blast pipe;
Figure 12 is the structural representation scraping device for coal that the utility model embodiment two provides;
Figure 13 is the top view scraping device for coal that the utility model embodiment two provides;
Wherein, 1-body of heater, 2-coal feeding mechanism, 3-heat exchange body, 4-burner hearth, 5-water leg, 6-first time flue gas case, 7-second time flue gas case, flue gas case on 8-first, flue gas case on 9-second, fire tube is found in 10-first group of heat exchange, fire tube is found in 11-second group of heat exchange, fire tube is found in 12-the 3rd group of heat exchange, 13-upper fire-grating, 14-lower fire grating, 15-upper fire-grating blast pipe, 16-lower fire grating blast pipe, the even device for coal of 17-, 18-scrapes device for coal, 19-superconduction heat exchange device, 20-outlet flue, 21-guide rail, 22-crossbeam, 23-roller, 24-scraper plate, 25-rake teeth, 26-cylinder, 27-first is around to wheel, 28-second is around to wheel, 29-connecting axle, 30-first reductor, 31-first motor, 32-clutch shaft bearing, 33-first hanger plate, 34-second hanger plate, 35-first steel wire rope, 36-second steel wire rope, 37-the 3rd steel wire rope, 38-the 4th steel wire rope, the even coal groove of 39-, 40-arc plate, 41-closure plate, 42-trip shaft, 43-second bearing, 44-sprocket wheel, 45-chain, 46-second reductor, 47-second motor, 48-side stopboard, 49-hides coal plate, 50-fixing support rack, 51-column, 52-coal bunker, 53-hearth water sleeve, 54-air-blast device, 55-cleaning door, 56-travel switch, 57-nut, 58-leading screw, 59-the 3rd bearing, 60-the 3rd reductor, 61-the 3rd motor.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The Horizontal back that Fig. 1 and Fig. 2 respectively illustrates the utility model to be provided burns the structural representation of vertical fire pipe water heating boiler, for convenience of explanation, only gives the part relevant to the utility model in figure.
Horizontal back burns vertical fire pipe water heating boiler and comprises body of heater 1 and coal feeding mechanism 2, and body of heater 1 comprises heat exchange body 3 and burner hearth 4, and coal feeding mechanism 2 is arranged on the side near burner hearth 4, wherein:
This heat exchange body 3 is provided with water leg 5, flue gas case 9 on flue gas case 8 and second on first time flue gas case, 6, the second time flue gas case 7, first being provided with laterally extending setting in this water leg 5, wherein, described first time flue gas case 6 and second time flue gas case 7 are positioned at bottom described heat exchange body 3, on described first, on flue gas case 8 and second, flue gas case 9 is positioned at described heat exchange body 3 top, the combustion chamber of first time flue gas case 6 and burner hearth 4;
Be provided with the first group of heat exchange be communicated with flue gas case 8 on described first time flue gas case 6 and described first respectively in described water leg 5 and found fire tube 10;
Also be provided with the second group of heat exchange be communicated with described second time flue gas case 7 with flue gas case 8 on described first respectively in described water leg 5 and found fire tube 11;
Also be provided with the 3rd group of heat exchange be communicated with flue gas case 9 on described second time flue gas case 7 and described second respectively in described water leg 5 and found fire tube 12;
The Fan Shao mechanism formed by upper fire-grating 13, lower fire grating 14 and upper fire-grating blast pipe 15 corresponding with upper fire-grating 13 and lower fire grating 14 respectively and lower fire grating blast pipe 16 is provided with in burner hearth 4;
The top of upper fire-grating 13 is provided with even device for coal 17 successively and scrapes device for coal 18, even device for coal 17 and scrape device for coal 18 and be all arranged on the sidewall of burner hearth 4, scrape device for coal 18 to be paved to by the coal cinder that coal feeding mechanism 2 is toppled on even device for coal 17, even device for coal 17 is scattering into scraping the coal cinder that device for coal 18 paves on upper fire-grating 13.
In the utility model economy, efficient, safety and energy-conserving and environment-protective, reach upper coal and chain fire-gate result of use automatically, and cost is lower, volume is little, and entirety is dispatched from the factory, easy for installation.
Known in conjunction with above-mentioned Fig. 1, the combustion chamber formed between the upper fire-grating 13 of Fan Shao mechanism and lower fire grating 14, the exhaust gases passes between combustion chamber and first time flue gas case 6,6, the first group of heat exchange of first time flue gas case stand that fire tube 11, second time flue gas case 7 is found in flue gas case 8, second group of heat exchange on fire tube 10, first, the 3rd group of heat exchange is found flue gas case 9 on fire tube 12, second and formed exhaust gases passes, form three heat exchange backhauls, carry out heat exchange to the water in water leg 5, heat exchange efficiency is higher;
Simultaneously, when flue gas enters first time flue gas case 6 from the exhaust gases passes between combustion chamber and first flue gas case 6, and from often organize heat exchange stand fire tube enter next flue gas case time, because the sectional area of flue gas case is comparatively large, flue gas flow rate can reduce rapidly, and dust can be separated from flue gas, therefore, after above-mentioned circulation, smoke content obviously reduces, and environment protecting is better.
In the utility model, above-mentioned each group of heat exchange is stood between fire tube and is be arranged in parallel, and every root fire tube can adopt threaded flue, and its depth of thread is 2-2.5mm, to increase the turbulent flow of flue gas.
In the utility model, superconduction heat exchange device 19 is provided with between flue gas case 9 and outlet flue 20 on second, wherein, this superconduction heat exchange device 19, for carrying out waste heat recovery before discharge to the high-temperature flue gas in flue gas case 9 on second, makes its low temperature discharge, reaches corresponding power conservation requirement, wherein, after the heat exchange cooling of this superconduction heat exchange device 19, the temperature of its flue gas of being discharged by this outlet flue 20 is between 120-140 degree, and it specifically can adopt following setting:
This superconduction heat exchange device 19 comprises some groups of superconduction heat exchange pipes, and wherein, superconduction heat exchange pipe one end is arranged in water leg 5, and the other end to be arranged on second in flue gas case 9;
Simultaneously, one end that this superconduction heat exchange pipe is arranged in flue gas case 9 on second is provided with the structures (figure is unmarked) such as some helical fins or annular protrusion, be convenient to carry out heat exchange, and be full of corresponding superconducting fluid in superconduction heat exchange pipe, it has heat-transfer rate block, gasification latent heat is large, the features such as cranking temperature is low, stable performance;
Other modes and structure can certainly be adopted, do not repeat them here, but not in order to limit the utility model.
Wherein, be provided with air-introduced machine (not shown) in the position of this outlet flue 20, improve flue gas flow rate, form convection current, improve heat exchange efficiency.
In the utility model, as shown in Figures 3 to 5, this is scraped the coal cinder that device for coal 18 is mainly used in coal feeding mechanism 2 is toppled over and paves, and make it substantially reach and be evenly distributed on even device for coal 17, its concrete structure can be arranged as follows:
This is scraped device for coal 18 and specifically comprises:
Be arranged on two closed slides 21 on burner hearth 4 sidewall, the set-up mode of this guide rail 21 can be welding;
Crossbeam 22 vertically disposed with guide rail 21, slided along two guide rails 21 by roller 23 in crossbeam 22 two ends, crossbeam 22 is provided with the scraper plate 24 and the rake teeth 25 that coal cinder are performed to the action that paves near the side of even device for coal 17, this rake teeth 25 is arranged on the front of described scraper plate 24, angled with scraper plate 24, wherein the effect of this rake teeth 25 is pushed open in advance by the coal cinder that coal feeding mechanism 2 is toppled over, in order to avoid damage scraper plate 24;
Control crossbeam 22 to slide along guide rail 21 bearing of trend and perform coal cinder and to pave the controlling organization that paves of action.
This is scraped device for coal 18 and realizes being paved to by the coal cinder that coal feeding mechanism 2 is toppled on even device for coal 17, by controlling the reciprocating motion of crossbeam 22, realizes paving of coal cinder.
Wherein, as shown in Figure 4 and Figure 5, the above-mentioned controlling organization that paves specifically comprises:
Be arranged on the cylinder 26 of described guide rail 21 one end, and be arranged on described guide rail 21 other end first around to wheel 27 and second around to wheel 28, described cylinder 26 is connected with the first reductor 30 by connecting axle 29, described first reductor 30 connects the first motor 31, and described connecting axle 29 is fixed on burner hearth 4 sidewall by clutch shaft bearing 32;
Be arranged on the first hanger plate 33 and the second hanger plate 34 on described scraper plate 24, the both sides of described first hanger plate 33 and the second hanger plate 34 are respectively equipped with hook hole (unmarked in figure);
First steel wire rope 35, second steel wire rope 36, the 3rd steel wire rope 37 and the 4th steel wire rope 38, wherein, described first steel wire rope 35, second steel wire rope 36, the 3rd steel wire rope 37 and the 4th steel wire rope 38 have hook end respectively, described hook end are fixed with hook (unmarked in figure);
The hook end of described first steel wire rope 35 is by being suspended on the hook hole of the first hanger plate 33, another is rectified around being fixed on described cylinder 26, one end back-roll of described second steel wire rope 36 is fixed on described cylinder 26, the other end through described first around after wheel 27 by being suspended on the hook hole of described first hanger plate 33;
The hook end of described 3rd steel wire rope 37 is by being suspended on the hook hole of described second hanger plate 34, another is rectified around being fixed on described cylinder 26, one end back-roll of described 4th steel wire rope 38 is fixed on described cylinder 26, the other end through described second around after wheel 28 by being suspended on the hook hole of described second hanger plate 34;
Be arranged on the travel switch 56 at guide rail 21 two ends, described travel switch 56 and described first motor 31 with the use of, travel switch, for controlling the rotating of motor, realizes the reciprocating motion of crossbeam 22.
Wherein, above-mentioned first steel wire rope 35 and the second steel wire rope 36 are one group, and the 3rd steel wire rope 37 and the 4th steel wire rope 38 are another group, realize the tractive to crossbeam 22, can certainly adopt the structures such as three groups, not repeat them here.
In this embodiment, driven by motor cylinder 26 rotates forward, and realizes scraping coal action, and during reversion, crossbeam 22 recovers action, does not repeat them here.
Certainly, the above-mentioned controlling organization that paves is only a specific embodiment of the present utility model, also can adopt other modes and structure, as shown in Figure 12 and Figure 13:
Be fixed on the nut 57 on crossbeam 22;
Form the leading screw 58 of revolute pair with nut 57, the two ends of leading screw 58 are fixed on burner hearth 4 sidewall respectively by the 3rd bearing 59, and one end of leading screw 58 connects the output shaft of the 3rd reductor 60, and described 3rd reductor 60 connects the 3rd motor 61;
Be arranged on the travel switch 56 at guide rail 21 two ends, travel switch 56 and described 3rd motor 61 with the use of;
Wherein, above-mentioned crossbeam 22, guide rail 21 are consistent with the content shown in above-mentioned Fig. 4 and Fig. 5 with the structure of travel switch 56, do not repeat them here.
Wherein, leading screw 58 is fixed on burner hearth 4 sidewall by the 3rd bearing 59, leading screw 58 rotary motion under the drive of the 3rd motor 61, this converting rotary motion is the rectilinear motion of nut 57, thus nut 57 drives crossbeam 22 to move, realize scraping coal operation, do not repeat them here.
In the above-described embodiments, when scraper plate 24 discontinuity, crossbeam 22 tilts, for preventing this phenomenon, directive wheel (not shown) can be set on crossbeam 22, play and guiding stabilization is carried out to crossbeam 22, do not repeat them here, but not in order to limit the utility model.
In the utility model, as shown in Figure 6 to 8, even device for coal 17 comprises:
Several the even coal grooves 39 be arranged in parallel with guide rail 21 bearing of trend, several even coal grooves 39 are parallel arranged closely, each even coal groove 39 comprises arc plate 40 and is arranged on shutoff is carried out at arc plate 40 two ends closure plate 41 to coal cinder, wherein, this arc plate 40 is strip, extends along guide rail 21 bearing of trend, for holding coal cinder in the groove of its arc plate 40, meanwhile, this arc plate 40 can adopt the strip plate of semi arch, and it is better that effect is toppled in its upset;
Closure plate 41 is fixed with trip shaft 42, trip shaft 42 is contained on the second bearing 43, second bearing 43 is fixed on burner hearth 4, namely the rotation of trip shaft 42 drives closure plate 41 to rotate, thus drive arc plate 40 to overturn, coal cinder is poured on upper fire-grating 13, because it overturns to same direction, therefore, there is not the phenomenon offseted between arc plate 40;
Trip shaft 42 correspondence being positioned at even coal groove 39 wherein side is connected with and controls even coal groove 39 and perform rotary movement and coal cinder is turned to turning control mechanism on upper fire-grating 13, this turning control mechanism is located at even coal groove 39 side, can certainly arrange both sides simultaneously, work simultaneously, control upset simultaneously, do not repeat them here.
Wherein, above-mentioned turning control mechanism comprises several sprocket wheels 44 of being connected coaxial with trip shaft 42, and sprocket wheel 44 is by chain 45 transmission; Chain 45 is connected with the second reductor 46, second reductor 46 and connects the second motor 47.
Certainly, above-mentioned even device for coal 17 is only a specific embodiment of the present utility model, also can adopt other modes and structure, not repeat them here, but not in order to limit the utility model.
In this embodiment, above-mentioned even coal groove 39 is provided with side stopboard 48 near the side of coal feeding mechanism 2, stops coal cinder.
Further, as shown in Figure 8, above the second bearing 43 and trip shaft 42, being provided with the screening coal plate 49 be fixed on burner hearth 4 sidewall, for blocking coal cinder, not repeating them here.
In the utility model, above-mentioned coal feeding mechanism 2 can adopt common upper coal elevator, and as shown in Figure 9, coal feeding mechanism 2 comprises fixing support rack 50 to its concrete structure, and fixing support rack 50 is provided with column 51, and column 51 is provided with the coal bunker 52 transporting coal cinder.
In the utility model, as shown in Figure 1, above-mentioned upper fire-grating 13 and lower fire grating 14 all can adopt water pipe furnace grate, and be obliquely installed, increase grate area, its furnace grate tube inside is connected with water, and upper fire-grating 13 is communicated with water leg 5 respectively with lower fire grating 14, increase the rate of circulating flow of current; By the heat exchange of this upper fire-grating 13 and lower fire grating 14, improve the heat exchange efficiency of whole boiler.
Simultaneously, in order to raising heat exchange efficiency further, as shown in Figure 10, hearth water sleeve 53 can be provided with near the side of coal feeding mechanism 2 at burner hearth 4 sidewall, this hearth water sleeve 53 is communicated with water leg 5, in the combustion process of Fan Shao mechanism, heat to hearth water sleeve 53, improve the heat exchange efficiency of overall boiler.
As shown in Figure 10 and Figure 11, upper fire-grating blast pipe 15 is connected air-blast device 54 respectively with lower fire grating blast pipe 16, upper fire-grating blast pipe 15 is arranged on the top of upper fire-grating 13, upper fire-grating blast pipe 15 is provided with several steam vent (not shown)s towards upper fire-grating 13, lower fire grating blast pipe 16 is arranged on the bottom of lower fire grating 14, and lower fire grating blast pipe 16 is provided with several steam vent (not shown)s towards lower fire grating 14.
Wherein, in each embodiment above-mentioned, what provide be fuel is coal cinder, a specific implementation of the present utility model is only at this, it can adopt burning smoke coal, partly have bituminous coal and anthracite, can also use various biomass fuel, the gentle fuel of all kinds of oil, at this not in order to limit the utility model.
On the basis of the content of above-mentioned record, the bottom position of above-mentioned each flue gas case is provided with cleaning door 55, flue gas all can be separated flue dust through turning at every turn, drops to cleaning door 55 place, timely deashing, easy to operate, increase work efficiency, meanwhile, dedusting is carried out to the soot dust granule in flue gas, reach the dust removal requirement of environmental protection, as shown in Figure 2.
In the utility model, body of heater 1 is also provided with the conventional structure parts such as fire door, delivery port, water return outlet, sewage draining exit and overfall, does not repeat them here, but not in order to limit the utility model.
In order to further understanding, the following operation principle providing the vertical fire pipe water heating boiler of Horizontal back burning that the utility model provides:
(1) coal cinder installs in the coal bunker of coal feeding mechanism 2 by the operator that coalings, and then by shift knob, coal bunker is risen to above burner hearth 4, and is poured into by coal cinder on even device for coal 17;
(2) scrape device for coal 18 to start working, by the effect by scraper plate 24 on even device for coal 17, pave evenly;
(3) when the crossbeam 22 scraping device for coal 18 gets back to original position, coal cinder is paved evenly, second motor drives chain to rotate by the second reductor, chain-driving sprocket rotation, the rotation of sprocket wheel controls even coal groove 39 to overturn, and pours on upper fire-grating 13 by the coal cinder turnover in even coal groove 39;
(4) upper fire-grating blast pipe 15 continues blow out air, promote coal cinder burning, due to the effect of blower fan, the flame that burning is formed, flue gas and heat move downward, enter lower fire grating 14, thus form the combustion chamber of Fan Shao mechanism, unburnt lime-ash and particle drop on lower fire grating 14, burn at this, make burning thorough.
(5) exhaust gases passes of high-temperature flue gas along combustion chamber, between combustion chamber and first time flue gas case 6,6, the first group of heat exchange of first time flue gas case stand that fire tube 11, second time flue gas case 7 is found in flue gas case 8, second group of heat exchange on fire tube 10, first, the 3rd group of heat exchange is found flue gas case 9 on fire tube 12, second and formed exhaust gases passes, carry out heat exchange to the water in water leg 5.
In the utility model, Horizontal back burns vertical fire pipe water heating boiler and adopts Fan Shao mechanism, double-deck water pipe furnace grate, six groups of heat exchange to found fire tube, realizes Thorough combustion and the heat transmission of coal cinder, greatly improves the efficiency of boiler;
Coal feeding mechanism 2, scrape the setting of device for coal 18 and even device for coal 17, decrease input cost, liberated labour.
Horizontal back of the present utility model burns vertical fire pipe water heating boiler and can be used for the purposes such as indoor heating, bathing and domestic water, realizes multi-use.
It is normal-pressure hot-water boiler that Horizontal back of the present utility model burns vertical fire pipe water heating boiler, safe and reliable, and manufacture, transport, to install and easy to use, its specification is 2.1MW-7.0MW.
In the utility model, Horizontal back burns vertical fire pipe water heating boiler and comprises body of heater 1, coal feeding mechanism 2, scrape device for coal 18 and even device for coal 17, body of heater 1 comprises heat exchange body 3 and burner hearth 4, coal feeding mechanism 2 is arranged on the side near burner hearth 4, heat exchange body 3 comprises water leg 5, flue gas case 8 on first, flue gas case 9 on second, first time flue gas case 6, second time flue gas case 7, fire tube 10 is found in first group of heat exchange, fire tube 11 is found in second group of heat exchange and fire tube 12 is found in the 3rd group of heat exchange, be provided with in burner hearth 4 by upper fire-grating 13, the Fan Shao mechanism that lower fire grating 14 and upper fire-grating blast pipe 15 corresponding with upper fire-grating 13 and lower fire grating 14 respectively and lower fire grating blast pipe 16 are formed, the top of upper fire-grating 13 is provided with even device for coal 17 successively and scrapes device for coal 18, even device for coal 17 and scrape device for coal 18 and be all arranged on the sidewall of described burner hearth 4, scrape device for coal 18 coal cinder that coal feeding mechanism 2 is toppled over to be paved on even device for coal 17, even device for coal 17 is scattering on upper fire-grating 13 by scraping the coal cinder that device for coal 18 paves, thus improve fired state, improve heat exchange efficiency, simultaneously, by coal feeding mechanism 2, scrape the setting of device for coal 18 and even device for coal 17, reduce the setup cost of fire grate, realize chain fire-gate efficiency of combustion, reduce labour intensity.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. Horizontal back burns a vertical fire pipe water heating boiler, it is characterized in that, described Horizontal back burns vertical fire pipe water heating boiler and comprises body of heater and coal feeding mechanism, and described body of heater comprises heat exchange body and burner hearth, and described coal feeding mechanism is arranged on the side near described burner hearth, wherein:
Described heat exchange body is provided with water leg, flue gas case on flue gas case and second is provided with on first time flue gas case of laterally extending setting, second time flue gas case, first in described water leg, wherein, described first time flue gas case and second time flue gas case are positioned at described heat exchange body bottom portion, on described first, on flue gas case and second, flue gas case is positioned at described heat exchange body upper part, the combustion chamber of described first time flue gas case and described burner hearth;
Be provided with the first group of heat exchange be communicated with flue gas case on described first time flue gas case and described first respectively in described water leg and found fire tube;
Also be provided with the second group of heat exchange be communicated with described second time flue gas case with flue gas case on described first respectively in described water leg and found fire tube;
Also be provided with the 3rd group of heat exchange be communicated with flue gas case on described second time flue gas case and described second respectively in described water leg and found fire tube;
The Fan Shao mechanism formed by upper fire-grating, lower fire grating and upper fire-grating blast pipe corresponding with described upper fire-grating and lower fire grating respectively and lower fire grating blast pipe is provided with in described burner hearth;
The top of described upper fire-grating is provided with even device for coal successively and scrapes device for coal, described even device for coal and scrape device for coal and be all arranged on the sidewall of described burner hearth, the coal cinder that described coal feeding mechanism is toppled over paves on described even device for coal by described device for coal of scraping, and described even device for coal is scraped the coal cinder that device for coal paves be scattering into described on described upper fire-grating.
2. Horizontal back according to claim 1 burns vertical fire pipe water heating boiler, it is characterized in that, superconduction heat exchange device is provided with between flue gas case and outlet flue on described second, described superconduction heat exchange device comprises some groups of superconduction heat exchange pipes, described superconduction heat exchange pipe one end is arranged in described water leg, and the other end to be arranged on described second in flue gas case.
3. Horizontal back according to claim 1 burns vertical fire pipe water heating boiler, it is characterized in that, described in scrape device for coal and comprise:
Be arranged on two closed slides on described burner hearth sidewall;
Crossbeam vertically disposed with described guide rail, described crossbeam two ends are by roller along two described slide, and described crossbeam is provided with the scraper plate and the rake teeth that coal cinder are performed to the action that paves near the side of described even device for coal, described rake teeth is arranged on the front of described scraper plate;
Control described crossbeam to slide along described guide rail bearing of trend and perform coal cinder and to pave the controlling organization that paves of action.
4. Horizontal back according to claim 3 burns vertical fire pipe water heating boiler, it is characterized in that, described in the controlling organization that paves comprise:
Be arranged on the cylinder of described guide rail one end, and be arranged on the described guide rail other end first around to wheel and second around to wheel, described cylinder is connected with the first reductor by connecting axle, and described first reductor connects the first motor, and described connecting axle is fixed on burner hearth sidewall by clutch shaft bearing;
Be arranged on the first hanger plate on described scraper plate and the second hanger plate, the both sides of described first hanger plate and the second hanger plate are respectively equipped with hook hole;
First steel wire rope, the second steel wire rope, the 3rd steel wire rope and the 4th steel wire rope, wherein, described first steel wire rope, the second steel wire rope, the 3rd steel wire rope and the 4th steel wire rope have hook end respectively, and described hook end is fixed with hook;
The hook end of described first steel wire rope is by being suspended on the hook hole of described first hanger plate, another rectifies around fixing on which cylinder, one end back-roll of described second steel wire rope is fixing on which cylinder, and the other end passes through to be suspended on the hook hole of described first hanger plate around after wheel through described first;
The hook end of described 3rd steel wire rope is by being suspended on the hook hole of described second hanger plate, another rectifies around fixing on which cylinder, one end back-roll of described 4th steel wire rope is fixing on which cylinder, and the other end passes through to be suspended on the hook hole of described second hanger plate around after wheel through described second;
Be arranged on the travel switch at described guide rail two ends, described travel switch and described first motor with the use of.
5. Horizontal back according to claim 3 burns vertical fire pipe water heating boiler, it is characterized in that, described in the controlling organization that paves comprise:
Be fixed on the nut on described crossbeam;
Form the leading screw of revolute pair with described nut, the two ends of described leading screw are fixed on described burner hearth sidewall respectively by the 3rd bearing, and one end of described leading screw connects the output shaft of the 3rd reductor, and described 3rd reductor connects the 3rd motor;
Be arranged on the travel switch at described guide rail two ends, described travel switch and described 3rd motor with the use of.
6. Horizontal back according to claim 5 burns vertical fire pipe water heating boiler, and it is characterized in that, described even device for coal comprises:
Several the even coal grooves be arranged in parallel with described guide rail bearing of trend, the tight parallel arranged of even coal groove described in several, each described even coal groove comprises arc plate and is arranged on shutoff is carried out at described arc plate two ends closure plate to coal cinder;
Described closure plate is fixed with trip shaft, and described trip shaft is contained on the second bearing, and described second bearing is fixed on described burner hearth;
The trip shaft correspondence being positioned at described even coal groove wherein side is connected with and controls described even coal groove and perform rotary movement and coal cinder is turned to turning control mechanism on described upper fire-grating.
7. Horizontal back according to claim 6 burns vertical fire pipe water heating boiler, and it is characterized in that, described turning control mechanism comprises several sprocket wheels be coaxially connected with described trip shaft, and described sprocket wheel passes through chain drive; Described chain is connected with the second reductor, and described second reductor connects the second motor.
8. Horizontal back according to claim 1 burns vertical fire pipe water heating boiler, and it is characterized in that, described coal feeding mechanism comprises fixing support rack, and described fixing support rack is provided with column, and described column is provided with the coal bunker transporting coal cinder.
9. the Horizontal back according to any one of claim 1 to 8 burns vertical fire pipe water heating boiler, and it is characterized in that, described upper fire-grating, lower fire grating are water pipe furnace grate, and described upper fire-grating is communicated with described water leg respectively with described lower fire grating.
10. the Horizontal back according to any one of claim 1 to 8 burns vertical fire pipe water heating boiler, it is characterized in that, described upper fire-grating blast pipe is connected air-blast device respectively with lower fire grating blast pipe, described upper fire-grating blast pipe is arranged on the top of described upper fire-grating, described upper fire-grating blast pipe is provided with several steam vents towards described upper fire-grating, described lower fire grating blast pipe is arranged on the bottom of described lower fire grating, and described lower fire grating blast pipe is provided with several steam vents towards described lower fire grating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091306.2U CN204513751U (en) | 2015-02-09 | 2015-02-09 | A kind of Horizontal back burns vertical fire pipe water heating boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091306.2U CN204513751U (en) | 2015-02-09 | 2015-02-09 | A kind of Horizontal back burns vertical fire pipe water heating boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204513751U true CN204513751U (en) | 2015-07-29 |
Family
ID=53711724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520091306.2U Expired - Fee Related CN204513751U (en) | 2015-02-09 | 2015-02-09 | A kind of Horizontal back burns vertical fire pipe water heating boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204513751U (en) |
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2015
- 2015-02-09 CN CN201520091306.2U patent/CN204513751U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20180209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |