CN101413713B - Phase-splitting combustion type automatic cycle briquette boiler - Google Patents

Abstract

The invention provides a split-phase combustion type automatic circulation coal burning boiler. Mainly, a secondary suspended combusting bin is arranged at the front section of a lower water tank board of a water tank, wherein, an igniting plate is arranged on an opening of the secondary suspended combusting bin; the secondary suspended combusting bin is also provided with a secondary wind pipe which is communicated with the outside; a fume tube with the other end being arranged on the wall of a front lower fume chamber is arranged on the wall of the suspended combusting bin; a solid-phase suction hood is arranged on the lower water tank board in the front of a solid-phase combustion zone; one end of the fume tube is arranged on the suction hood, while the other end of the fume tube is communicated with a rear fume case; a secondary wind pipe is arranged closely to an opening of the suction hood; and a primary distribution air door with a cover is arranged on a shell at the lower partof the solid-phase combustion zone. The boiler can combust various moulded coal with thermal value of 3,000-3,700 Kcal/kg and with thermal efficiency of over 85 percent, and can be prepared into a high-power boiler. Compared with a coal burning boiler with the same power, the boiler can save electricity over 95 percent, ensures that discharge amount of fume nitrogen oxide is lower than discharge standard of natural gas combustion, Ringelmann black grade is zero grade, the dust is less than or equal to 10mg/m<3>, and sulfur dioxide is less than or equal to 20mg/m<3>.

Description

Phase-splitting combustion type automatic cycle briquette boiler

Technical field the present invention relates to a kind of boiler, particularly molded coal boiler.

Background technology is present, people design multiple industrial shaping coal boiler, disclosed a kind of " double-deck adverse current flame-gathering type fuel boiler " patent No. 012592064 that wherein more advanced is on June 12nd, 2002 utility model patent communique, its primary structure is: its top is provided with in the housing of hot water outlet pipe and atmospheric communicating pipe and is provided with each two burner hearth up and down, in the water cavity of getting angry above the plate, be equipped with regularly arranged main fire tube, their two ends are separately fixed on the fire tube end plate of housing both sides, the mouth of pipe is positioned at outside the water cavity and goes into end and hang down the end height, the housing of rear smoke chamber upper end is provided with chimney, is provided with on the housing wall below the plate of getting angry to see fiery window.Establish in the guide rail of burner hearth two side bottoms and have and the chain that advances the corresponding finger of coal carriage finger groove, its backhaul is arranged in the chain return pipe that is located at water cavity.The transition sprocket wheel is located at in the coal bin before the chain, and back transition sprocket wheel and chain drive mechanism are same to be located in the case of slagging tap, on have the holder bar two ends of support plate to be fixed on the trapezoidal plate of distribution plenum and to be connected with water cavity.The backwater cavity that links to each other with backwater is located at case top, and it links to each other with the return branch upper end that the lower end is inserted into down water cavity.Establish flame-gathering plate on the discharge flue, its weak point is:

1. gaseous substance in the moulded coal and solid matter mix combustion, though there is flame-gathering plate its temperature can be raise, but be low-temperature space after having crossed flame-gathering plate, be difficult to make the complete after-flame of gaseous substance, cause unburnt CO gas discharge capacity height, be not suitable for containing the many low-carbon (LC) composite briquettes of gas phase material and use.

2. moulded coal is to be placed on the carriage, two ends are stuck on the chain of both sides then, because it is yielding that chain is in the flame of burner hearth for a long time, carriage is long-term simultaneously at high temperature uses error and the distortion that also can wear and tear, be out of shape, add up easily to make the carriage derailing, boiler can't be moved, can only blowing out keep in repair, and can not make high-power boiler.

3. moulded coal is put into, cinder takes out, carriage is fetched all is manually-operateds, and labour intensity is big; Long, reduction boiler efficiency of the time of opening the door.

4. because speed of ignition is slow, manually coal feeder structure, tapping mechanism have limited this technology and can not produce high-power boiler.

5. because gas, solid phase mix combustion, and the shared chimney of double combustion chamber makes air distribution oxygenation confusion, cause that burning is insufficient, CO emission is high, boiler comprehensive combustion efficient is low.

Summary of the invention the object of the present invention is to provide a kind of the make compound coal gas of low-carbon (LC), solid matter completing combustion, and efficient, environmental protection, can reduce CO2 emission, high-power phase-splitting combustion type automatic cycle briquette boiler that service life is long.

The present invention is provided with moulded coal gas-phase combustion district and solid phase combustion zone in boiler, moulded coal autotransmitter structure and with the mechanism of the smoke pre-heating moulded coal of self-discharging.

Boiler of the present invention mainly is made up of shell, burner hearth, moulded coal connecting gear, tapping mechanism, water tank, smoke pipe, chimney, moulded coal preheating mechanism, overheavy firing mechanism etc.Wherein, shell is box-shaped substantially, establishes the water tank of smoke pipe in its top mainly contains, and the water tank front portion is a flue; The burner hearth that the moulded coal transmission mechanism is arranged in outer casing underpart is mainly established, the burner hearth back sets out slag mechanism.

Being equipped with on the burner hearth openings at two ends that above-mentioned front and back connect can be with the door of burner hearth sealing, and they are respectively coal inlet and cleanout door.Before coal inlet, be provided with automatic coaling gear in addition.Be provided with the moulded coal connecting gear in burner hearth, specifically: be provided with through hole on the biside plate at furnace chamber rear portion, the two ends of driving shaft place respectively in this two through hole, and wherein an end of driving shaft links to each other with the reductor that is located at enclosure, motor.Above-mentioned driving shaft is provided with that central through hole is placed on the driving shaft and by at least 2 group bidentate dishes of pin key location, every group of bidentate dish is that two middle parts link to each other and identical fluted disc at regular intervals, the tooth pitch of this bidentate dish is corresponding with carrier bar length, and crown can be inserted in the allocating slot of carrier bar, several carrier bars that link to each other are formed a ring chain, and each bidentate dish group is corresponding with a chain.Be somebody's turn to do and the corresponding chain of bidentate dish group number; two through hole on this chain and chain-plate respectively has a hinge to pass; this hinge is except that linking to each other two adjacent before and after several chains arranged side by side carrier bars; on the hinge between two chains, also be with bracket piece; by the outer tube location, this outer tube also has the effect of protection jointed shaft concurrently between the bracket piece.These two through holes are provided with the supporting spring vertical with this bracket piece above being enclosed within bracket piece on adjacent two hinges respectively, and two adjacent bracket piece are staggered, and they and chain have constituted conveyer belt.The above-mentioned chain opposite side that respectively is enclosed within on the driving shaft bidentate dish is enclosed within on the driven voller, and these driven voller two ends place in the through hole of furnace front biside plate.Be provided with rolling bearing in the driven voller, and be totally enclosed type, make it to avoid to safeguard.Establish the swelling device of chain at driven voller one end.The up conveyer belt of support moulded coal places on the rolling slide rail, and chain is corresponding up and down with slide rail, this slide rail has two vertical battens, be provided with the vertical clapboard of interruption between two vertical plates, be provided with cylindrical rolling element in the unit of each vertical batten and dividing plate, its central shaft two ends are located in the groove on two battens.Above-mentioned slide rail places on some crossbeams vertical with slide rail, and these crossbeam two ends are separately fixed on the inboard water plate of burner hearth, and the crossbeam that preferably is located at the boiler central section is a water pipe, and the interior water of the water in this water pipe and two wing furnace plates is communicated with.Water in this water pipe can absorb the width of cloth of flame and penetrate heat, reduces the temperature of slide rail and adjacent component thereof, and it is protected.When the transmission of Motor Drive drive roll, bidentate dish on it is just dialled chain one by one backward, and order about the conveyer belt that is positioned on the slide rail and bit by bit move backward, so, place the moulded coal of boiler front portion just bit by bit to move backward in the past, make this boiler advance coal and carry out automatically.Turn back when conveyer belt is walked around drive roll when returning to become descending conveyer belt, because of its not load-bearing, then by the slip slide rail support on being located at the bottom of the burner hearth, this slide rail is at least 2 section bars from front to back.

The flue rear portion is a water tank by the space that both sides and upper case and bottom water chamber plate impale, and its upper case is provided with atmospheric communicating pipe and a plurality of outlet pipe and boiler blow-down water pipe, and this return pipe comprises positive prime and moving return pipe.The front portion is provided with upper and lower two smoke-boxes and goes up smoke-box and preceding smoke-box down promptly in the water tank, it is rear smoke chamber that the rear portion is provided with a smoke-box, preferably have the refractory masses that prevents that heat scatters and disappears on the non-wall adjacent with water tank of box-shaped front smoke chamber and rear smoke chamber, it is the further air heat-insulating room of insulation of this wall that the outside of this wall is provided with again.Be provided with smoke pipe between above-mentioned front smoke chamber and the rear smoke chamber.On the lower header plate of above-mentioned water tank, be that to be provided with to the recessed flute profile space of water tank be the outstanding storehouse of burning of secondary to leading portion near advancing coal one side, be equipped with refractory plate on the water chamber plate of the outstanding both sides, front and back of burning the storehouse inwall and being attached thereto of this secondary, they form the high temperature cover, so that provide the width of cloth to penetrate heat to the new moulded coal of coming in below, and front side water tank thermal insulation board turns forward, and prevents that near the outstanding high-temperature flue gas in storehouse that burns from flowing to flue.On the outstanding opening that burns the storehouse of this secondary, be provided with the igniting plate corresponding with it, should around burn the storehouse to be interrupted the igniting plate that link to each other be the refractory material orifice plate with secondary is outstanding.Lighted gradually when after the low-carbon (LC) composite briquette is by forward direction, advancing, because the burner hearth leading portion is that air inlet is not established in the gas phase zone bottom, low about 400 ℃ of the temperature of moulded coal burning this moment, have only living beings to burn, the carbon monoxide of living beings flue gas and the imperfect combustion generation of burning by the chimney guiding that is located at the body of heater front portion by after mobile forward, when moving to igniting plate, it passes the through hole of igniting plate under the stopping of the water tank thermal insulation board that leans forward, because igniting plate temperature height, volume was reduced again when flue gas passed through hole, temperature is raised again, so enter outstanding the burning in the storehouse after being lighted, should outstanding burn the storehouse and establish again and the extraneous secondary air channel that is connected, under air-breathing, make gaseous substance second-time burning and after-flame fully in the moulded coal, enter then an end be located at outstanding burn establish the other end on the bulkhead and be positioned at before under smoke pipe on the smoke-box wall.One pile of moulded coal from top to bottom, from moving to and the outstanding corresponding position, storehouse of burning of secondary, from top to bottom lighted one by one in the process of in the past moving backward at this pile moulded coal under the baking of refractory slab, all lighted when it moves on to the body of heater middle part, the volatilization composition of living beings and moulded coal all becomes blue flame.Being preferably in outstanding the burning between the storehouse of flue and secondary establishes to the recessed flute profile space of water tank, it is gas phase zone adverse current high-temperature flue gas inhalation mask, be the low-temperature space opening in this inhalation mask and press close to the moulded coal top layer again, prevent that near the outstanding high-temperature flue gas that burns the storehouse from flowing to flue, prevent that the moulded coal that below, flue district is dried from lighting simultaneously again.

The back segment of burner hearth is the solid phase combustion zone, on the water tank lower header plate of this front portion, combustion zone, be provided with the solid phase inhalation mask, this inhalation mask is to the recessed flute profile space of water tank, its open front side leans forward to stopping pyrotechnics oblique guide plate forward, the high temperature pyrotechnics that the solid phase combustion zone is produced enters inhalation mask, and this inhalation mask is provided with an end of smoke pipe, and the other end of described smoke pipe is connected with the back smoke box, high temperature pyrotechnics enters in the smoke pipe, and its entrained heat is progressively absorbed by the water in the water tank.For making the whole after-flames of the unburnt that enters in the inhalation mask, near the inhalation mask opening, establish secondary air channel, it links to each other with the overheavy firing air duct, so that be its oxygenation.Preferably the water chamber plate of inhalation mask rear side is the swash plate of hypsokinesis, so that be the flame guiding of solid phase combustion zone, it all entered absorb cover.For understanding the combustion case of solid phase combustion zone, on the boiler jacket corresponding, be provided with several and see fiery through hole with it, promptly see fiery window.Be provided with a wind air distribution door with cover on the lower case of above-mentioned solid phase combustion zone, it can be the moulded coal burning oxygen is provided, and ignition temperature is raise, and is convenient to carbon and fully burns.After above-mentioned one pile of moulded coal was all lighted through the gas-phase combustion district, fugitive constituent did not exist, and remaining have only carbon.For increasing the burning velocity of carbon, the blower fan that except that being provided with wind, also being provided with the overheavy firing air duct and being connected with this air duct at the boiler jacket trailing flank, the branch wind pipe of this air duct is that a secondary air channel part is located at lower furnace portion, so that for the burning of moulded coal solid formation provides oxygen, because the overheavy firing air duct provides sufficient oxygen, make one pile of moulded coal all lighting at the process that moves backward after-flame one by one from the bottom to top in the past.Preferably this branch wind pipe cross section that is located at lower furnace portion is a triangle, all establishes through hole on its two inclined-plane, and air blows out from through hole and is fan-like pattern, controls certain regional air feed, and a small amount of cinder that is fallen down by conveyer belt simultaneously can slide along the inclined-plane, can not stop up through hole.Branch wind pipe another part of overheavy firing air duct is located at and leads to outstanding storehouse and the solid phase inhalation mask of burning on the burner hearth respectively.All be provided with the valve of control air output on above-mentioned each branch wind pipe.

Be preferably in water tank middle part and establish the mixing cleaning position, it is that five faces are arranged in water tank, face is positioned at the casing on the boiler jacket, but its face on the shell of being located at is provided with the hermatic door of switch.This mixing cleaning position is divided into two sections with the smoke pipe between the smoke-box of front and back, mixing cleaning position by this links to each other, specifically: in the leading portion boiler corresponding with the gas-phase combustion district, another part smoke pipe other end that is connected with preceding smoke-box down is connected with above-mentioned mixing cleaning position, and the smoke pipe other end that links to each other with preceding upward smoke-box also links to each other with above-mentioned mixing cleaning position; In the back segment boiler corresponding with the solid phase combustion zone, a part of smoke pipe other end that links to each other with rear smoke chamber links to each other with above-mentioned mixing cleaning position.Be equipped with the cover plate with its shutoff in each smoke pipe end of above-mentioned mixing cleaning position two side, be equipped with pole on these cover plates, these poles link to each other with worm and gear by linkage, stretch out the worm screw outer end of worm gear shell and establish handwheel.The handwheel that rotation links to each other with worm screw can be controlled the angle that cover plate changes the sealing smoke pipe, enters the exhaust gas volumn of mixing cleaning position with adjusting.The effect of above-mentioned mixing cleaning position is: 1. make the solid phase area high-temperature flue gas be assigned in the gas phase zone low temperature smoke pipe water temperature of regulating two combustion zones.2. make flue dust sedimentation in the storehouse of carrying in the smoke pipe, prevent to discharge by chimney.

Be provided with the slag turnover panel at the boiler rear portion, this can be provided with rotating shaft with turnover panel one side that the cinder notch that falls covers, and the two ends of axle are located in the axis hole of boiler jacket correspondence.Preferably this slag turnover panel that falls links to each other with close mechanism, and this close mechanism includes the counterweigh iron that links to each other with rotating shaft, is provided with hydraulic damper in this free-ended bottom of balance iron.Counterweigh iron free end falls after the slag that falls is pushed turnover panel open, ordering about turnover panel closes rapidly, when turnover panel soon will fall the cinder notch covering, counterweigh iron free end is pressed on the roller of hydraulic damper piston masthead, under the effect of hydraulic damper, turnover panel is slowly closed, and cold wind enters and reduces boiler efficiency and the slag tail dirt that falls and enter Boiler smoke tube and partly increase soot emissions when both preventing to slag tap, while is noiselessness again, can prevent to damage turnover panel again.

The top that burner hearth advances coal one side is flue by the space that shell and thermal insulation board and water chamber plate impale, and its top links to each other with chimney.In addition secondary chimney is established on smoke-box top on preceding, this pair chimney upper end links to each other with chimney jambs, be provided with the turnover panel corresponding with secondary stack cross section in both junctions, can control the preceding flow direction that goes up the smoke-box flue gas by its switching, cigarette can directly be discharged from chimney by secondary chimney, also can discharge via other passage, promptly above-mentioned secondary chimney jambs links to each other with the upper end of backflow airduct, the top of this backflow airduct also is provided with air-introduced machine, and the backflow airduct extends downwardly in the wind box or melt pit under the anterior burner hearth of boiler.Can discharge from chimney by the backflow airduct from preceding this part the hot flue gas of smoke-box of going up,, be heated, dry its entrained moisture first, prevent that it is sour with the sulfur dioxide generation, etching apparatus when it passes the moulded coal of newly coming in from the bottom to top when chimney is discharged; The 2nd, they are risen to uniform temperature, ordinary circumstance can rise to 100 ℃ from-30 ℃, makes the gaseous substance burning reach burning-point very soon, can make molded coal boiler improve speed of ignition and operational efficiency, grit in the flue gas can be delivered in wind box or the melt pit again simultaneously, further be purified flue gas.Above-mentioned boiler can also can use in two parallel connections in single use.

The present invention compared with prior art has following advantage:

1. the various calorific values of boiler incendivity of the present invention are at the moulded coal of 3000-3700Kcal/kg, particularly other molded coal boiler out of usely contains living beings, is mixed with low-grade coals such as the composite briquette of house refuse and low-carbon (LC) high-volatile moulded coal, change through the present invention, can reach the efficient of fat coal, can make particularly that biomass energy is the same with coal to be used, not only be beneficial to environmental protection, and can also reduce CO2 emission in a large number, also can promote energy benign cycle, prolong the fossil energy production life of well.

2. for the high-volatile moulded coal that contains living beings and other moulded coal fuel of containing high-volatile, this equipment has been set up the independent burning district to the burning of fugitive constituent, the fugitive constituent efficiency of combustion of fuel is reached more than 95%, export into can not see black smoke forever at boiler chimney.

3. the fixed carbon in the moulded coal has also been set up independently combustion zone in boiler of the present invention, and is furnished with overheavy firing mechanism, can improve carbon burning velocity and and make it abundant burning, make the discharging boiler slag carbon content less than 2%, exhaust gas temperature is less than 100 ℃.

Therefore 4. boiler burning phase-splitting of the present invention makes that the moulded coal fuel combustion is complete, the thermal efficiency is high, more than 85%, and can be prepared into high-power boiler.

5. boiler of the present invention is joined automatic coal feeder, and it is very brisk that moulded coal is moved, and power saving.Heating area is the boiler of ten thousand square metres of 4-5, and only the motor with 1.5KW just can drive, and reduces stoker's personnel labor intensity, adds F.F. coal quantity, improves and advances the ature of coal amount.

6. boiler of the present invention be owing to need not equip powerful drum, air-introduced machine and dedusting, desulphurization plant, and compares and can economize on electricity more than 95% with the power coal-burning boiler.

7. fume emission is near the combustion of natural gas discharge standard, and nitrogen oxide emission is lower than the combustion of natural gas discharge standard, and lingemann blackness is zero utmost point, dust≤10mg/m ³, sulfur dioxide≤20mg/m ³

Description of drawings

Fig. 1 is that master of the present invention looks schematic diagram.

Fig. 2 is that master of the present invention looks generalized section.

Fig. 3 is that the A of Fig. 1 is to view.

Fig. 4 is that the B of Fig. 1 is to view.

Fig. 5 is the schematic top plan view of driving shaft of the present invention and part conveyer belt.

Fig. 6 is the C-C view of Fig. 5.

Fig. 7 is the local enlarged diagram of the I of Fig. 2.

Fig. 8 is the generalized section of hydraulic damper of the present invention.

The specific embodiment is looked in the schematic diagram the master of two phase-splitting combustion type automatic cycle briquette boilers of parallel connection illustrated in figures 1 and 2, shell 1 top is for setting out the water tank 5 of water pipe 2, return pipe 3 and atmospheric communicating pipe 4 on it, be respectively equipped with forward and backward smoke-box 6,7,8 before and after it, with refractory masses 9, the outside of this wall is provided with the air heat-insulating room 10 that further is incubated into it again on the non-wall adjacent with water tank of this forward and backward smoke-box.Before and after be provided with smoke pipe between the smoke-box, they link to each other by the mixing cleaning position 11 that is located at the water tank middle part, but this mixing cleaning position has five faces to be arranged in the hermatic door 12 that water tank, a face that is positioned on the shell are provided with switch.In the leading portion corresponding with the gas-phase combustion district, another part smoke pipe 13 other ends that are connected with preceding smoke-box 6 down are connected with above-mentioned mixing cleaning position, and smoke pipe 14 other ends that link to each other with preceding upward smoke-box 7 also link to each other with above-mentioned mixing cleaning position; In the back segment corresponding with the solid phase combustion zone, a part of smoke pipe 15 other ends that link to each other with rear smoke chamber link to each other with above-mentioned mixing cleaning position.Be equipped with cover plate 16 with its shutoff in each smoke pipe end of above-mentioned mixing cleaning position two side, be equipped with pole on these cover plates, the pole of same horizontal cover plate all is fixed on the waling stripe, an end that stretches out every outer waling stripe of boiler is hinged on an end of quarter butt 17 respectively, the other end of this quarter butt is hinged on the vertical bar 18, this vertical bar lower end is hinged with another quarter butt, the other end of this another quarter butt then is fixed on the worm-wheel shaft, and the worm screw that is meshed with this worm gear stretches out the outer end of worm gear shell 19 and establishes handwheel 20.The water tank front portion is provided with the flue 22 of chimney 21 for the top, and secondary chimney 23 is established on smoke-box top on preceding, and its upper end links to each other with chimney jambs, is provided with the turnover panel corresponding with secondary stack cross section 24 in both junctions.Above-mentioned secondary chimney jambs links to each other with the upper end of backflow airduct 25, and the top of this backflow airduct also is provided with air-introduced machine 26, and the backflow airduct extends downwardly in the melt pit 27 under the anterior burner hearth of boiler, as shown in Figure 3.Again in Fig. 2, be provided with to the outstanding storehouse 28 of burning of the recessed secondary of water tank at the lower header plate leading portion of water tank, be equipped with refractory plate 29 on the water chamber plate of its inwall and the both sides, front and back that are attached thereto, and front side water tank thermal insulation board 30 turns forward.On the outstanding opening that burns the storehouse of this secondary, be provided with the igniting plate corresponding 31 with it, should around burn the storehouse to be interrupted the igniting plate that link to each other be the refractory material orifice plate with secondary is outstanding.Should outstandingly burn the storehouse establishes again and the extraneous secondary air channel 32 that is connected.Outstanding burn establish the other end on the bulkhead and be located at before smoke pipe 33 on time smoke-box wall.Establish to the recessed gas phase zone adverse current high-temperature flue gas inhalation mask 34 of water tank at flue and outstanding the burning between the storehouse of secondary, its opening is pressed close to the moulded coal top layer.Be provided with solid phase inhalation mask 35 on water plate under the water tank of front portion, solid phase combustion zone, this inhalation mask is that the water chamber plate 36 of its open front side leans forward to the recessed flute profile space of water tank, water chamber plate 37 hypsokinesis of rear side.This inhalation mask is provided with an end of smoke pipe 38, and the other end of these smoke pipes is connected with the back smoke box.Near the inhalation mask opening, establish secondary air channel 39.On the lower case of above-mentioned solid phase combustion zone, be provided with a wind air distribution door 40 with cover.Be provided with overheavy firing air duct 41 and coupled logical blower fan 42 at the boiler jacket trailing flank, the branch wind pipe of this air duct is that a secondary air channel part is located at lower furnace portion, and these branch wind pipe 43 cross sections that are located at lower furnace portion are triangle, all establish through hole on its two inclined-plane; Branch wind pipe another part of overheavy firing air duct is located at and leads to outstanding storehouse and the solid phase inhalation mask of burning on the burner hearth respectively, all is provided with the valve 44 of control air output on above-mentioned each branch wind pipe, as shown in Figure 1.The outer casing underpart two ends are established coal inlet 45 and cleanout door 46 respectively, as shown in Figure 3 and Figure 4, be provided with the moulded coal connecting gear in the burner hearth of outer casing underpart, again in Fig. 2, on the biside plate at furnace chamber rear portion, be provided with through hole, the two ends of driving shaft 47 place respectively in this two through hole, and wherein an end of driving shaft links to each other with the reductor that is located at enclosure, motor.Above-mentioned driving shaft is provided with central through hole cover thereon and by 8 groups of bidentate dishes 48 of pin key location, the tooth pitch of this bidentate dish is corresponding with carrier bar 49 length, and crown can be inserted in the allocating slot of carrier bar, the carrier bar that links to each other is formed a ring chain, each bidentate dish group is corresponding with a chain, be somebody's turn to do and 8 groups of 8 chains that the bidentate dish is corresponding, through hole on its carrier bar respectively has a hinge 50 to pass, this hinge is except that linking to each other two adjacent before and after 8 chains arranged side by side carrier bars, on the hinge between two chains, also be with bracket piece 51, locate by outer tube 52 between the bracket piece.These two through holes are provided with 3 perpendicular supporting springs 53 above being enclosed within bracket piece on adjacent two hinges respectively, and two adjacent bracket piece are staggered, and they and chain have constituted conveyer belt, as Fig. 5 Fig. 6 and shown in Figure 7.The above-mentioned chain opposite side that respectively is enclosed within on the driving shaft bidentate dish is enclosed within on the driven voller 54, these driven voller two ends place in the through hole of furnace front biside plate, the up conveyer belt of support moulded coal places on the rolling slide rail 55, and chain is corresponding up and down with slide rail, it is leg-of-mutton vertical batten 56 that there are two two ends each unit of this slide rail, be provided with the vertical clapboard 57 of interruption between two vertical plates, be provided with cylindrical rolling element 58 in the unit of each vertical batten and dividing plate, its central shaft two ends are located in the groove on two battens.A plurality of running rail units are formed slide rails, and above-mentioned slide rail places on the perpendicular crossbeam 59, and these crossbeam two ends are separately fixed on the inboard water plate of burner hearth, and the crossbeam that is located at the boiler central section is a water pipe 60, and the interior water of the water in it and two wing furnace plates is communicated with.Then by the slip slide rail support on being located at the bottom of the burner hearth, this slide rail is 8 inverted from front to back channel-section steel section bars 61 to the descending conveyer belt of walking around drive roll.Be provided with and the cinder notch that falls can be covered slag turnover panel 62 at the boiler rear portion, the one side is provided with rotating shaft, and the two ends of axle are located in the axis hole of boiler jacket correspondence.This slag turnover panel that falls links to each other with close mechanism, this close mechanism includes the counterweigh iron 63 that links to each other with rotating shaft, be provided with hydraulic damper 64 in this free-ended bottom of balance iron, as shown in Figure 8, this hydraulic damper has with cover 65 upper shed oil cylinder 66, establish the piston 67 of the band through hole corresponding with it in the oil cylinder, establish the piston rod 69 that is with spring 68 on it, this piston rod upper end is provided with roller 70.Above-mentioned oil cylinder is established and is attached thereto logical bypass pipe 71, this bypass pipe upper end closed, and screw is established at the middle part, establishes screw 72 in the hole, in oil cylinder and the bypass pipe hydraulic oil is housed, and air is arranged at bypass pipe top.Adjusting the gap of bypass pipe screwing and screw thread, promptly is to adjust the air burst size.

Claims (9)

1. phase-splitting combustion type automatic cycle briquette boiler, this boiler jacket top is water tank, set out water pipe on this water tank, return pipe and atmospheric communicating pipe, this water tank front portion is provided with, following two front smoke chamber, the rear portion is provided with a rear smoke chamber, be provided with smoke pipe between above-mentioned front smoke chamber and the rear smoke chamber, the water tank front portion is provided with the flue of chimney for the top, the outer casing underpart two ends establish the door burner hearth in be provided with moulded coal connecting gear and tapping mechanism, it is characterized in that: the lower header plate leading portion at water tank is provided with to the outstanding storehouse of burning of the recessed secondary of water tank, be equipped with refractory plate on the water chamber plate of the outstanding both sides, front and back of burning the storehouse inwall and being attached thereto of this secondary, and front side water tank thermal insulation board turns forward, on the opening in the outstanding burning of this secondary storehouse, be provided with the igniting plate corresponding with it, should be interrupted the igniting plate that links to each other with the outstanding burning of secondary storehouse all around is the refractory material orifice plate, should outstanding burn the storehouse and establish again and the extraneous secondary air channel that is connected, outstanding burn establish the other end on the bulkhead and be positioned at before under smoke pipe on the smoke-box wall; On the lower header plate of front portion, solid phase combustion zone, be provided with to the recessed solid phase inhalation mask of water tank, the water chamber plate of this inhalation mask open front side leans forward, this inhalation mask is provided with an end of smoke pipe, the other end of described smoke pipe is connected with the back smoke box, near the inhalation mask opening, establish secondary air channel, on the lower case of above-mentioned solid phase combustion zone, be provided with a wind air distribution door with cover.

2. phase-splitting combustion type automatic cycle briquette boiler according to claim 1, it is characterized in that: set moulded coal connecting gear in the burner hearth, this moulded coal connecting gear is provided with through hole on the biside plate at furnace chamber rear portion, the two ends of driving shaft place respectively in this two through hole, wherein an end of driving shaft be located at the reductor of enclosure, motor links to each other, above-mentioned driving shaft is provided with that central through hole is placed on the driving shaft and by at least 2 group bidentate dishes of pin key location, the tooth pitch of this bidentate dish is corresponding with carrier bar length, and crown can be inserted in the allocating slot of carrier bar, the carrier bar that links to each other is formed a ring chain, each bidentate dish group is corresponding with a chain, be somebody's turn to do and the corresponding chain of bidentate dish group number, two through hole on this chain and chain-plate respectively has a hinge to pass, this hinge is except that linking to each other two adjacent before and after several chains arranged side by side carrier bars, on the hinge between two chains, also be with bracket piece, locate by outer tube between the bracket piece, these two through holes are provided with the supporting spring vertical with this bracket piece above being enclosed within bracket piece on adjacent two hinges respectively, and two adjacent bracket piece are staggered, they and chain have constituted conveyer belt, the above-mentioned chain opposite side that respectively is enclosed within on the driving shaft bidentate dish is enclosed within on the driven voller, these driven voller two ends place in the through hole of furnace front biside plate, the up conveyer belt of support moulded coal places on the rolling slide rail, and chain is corresponding up and down with slide rail, this slide rail has two vertical battens, be provided with the vertical clapboard of interruption between two vertical plates, in the unit of each vertical batten and dividing plate, be provided with cylindrical rolling element, its central shaft two ends are located in the groove on two battens, above-mentioned slide rail places on the crossbeam vertical with slide rail, these crossbeam two ends are separately fixed on the inboard water plate of burner hearth, then by the slip slide rail support on being located at the bottom of the burner hearth, this slide rail is at least 2 section bars from front to back to the descending conveyer belt of drive roll.

3. phase-splitting combustion type automatic cycle briquette boiler according to claim 1 and 2, it is characterized in that: the blower fan that is provided with the overheavy firing air duct and is connected at the boiler jacket trailing flank with this air duct, the branch wind pipe of this air duct is that a secondary air channel part is located at lower furnace portion, this branch wind pipe cross section that is located at lower furnace portion is a triangle, all establish through hole on its two inclined-plane, branch wind pipe another part of overheavy firing air duct leads to outstanding storehouse and the solid phase inhalation mask of burning respectively, all is provided with the valve of control air output on above-mentioned each branch wind pipe.

4. phase-splitting combustion type automatic cycle briquette boiler according to claim 3, it is characterized in that: secondary chimney is established on smoke-box top on preceding, this pair chimney upper end links to each other with chimney jambs, be provided with the turnover panel corresponding with secondary stack cross section in both junctions, above-mentioned secondary chimney jambs links to each other with the upper end of backflow airduct, the top of this backflow airduct also is provided with air-introduced machine, and the backflow airduct extends downwardly in the wind box or melt pit under the anterior burner hearth of boiler.

5. phase-splitting combustion type automatic cycle briquette boiler according to claim 4, it is characterized in that: establish the mixing cleaning position at the water tank middle part, but its to be five faces be arranged in water tank, a face that is located on the shell are provided with the hermatic door of switch, in the boiler leading portion corresponding with the gas-phase combustion district, another part smoke pipe other end that is connected with preceding smoke-box down is connected with above-mentioned mixing cleaning position, and the smoke pipe other end that links to each other with preceding upward smoke-box also links to each other with above-mentioned mixing cleaning position; In the boiler back segment corresponding with the solid phase combustion zone, the a part of smoke pipe other end that links to each other with rear smoke chamber links to each other with above-mentioned mixing cleaning position, be equipped with cover plate with its shutoff in each smoke pipe end of above-mentioned mixing cleaning position two side, be equipped with pole on these cover plates, these poles link to each other with worm and gear by linkage, and worm screw stretches out the outer end of worm gear shell and establishes handwheel.

6. phase-splitting combustion type automatic cycle briquette boiler according to claim 5, it is characterized in that: be provided with the slag turnover panel at the boiler rear portion, this can be provided with rotating shaft with turnover panel one side that the cinder notch that falls covers, the two ends of axle are located in the axis hole of boiler jacket correspondence, this slag turnover panel that falls links to each other with close mechanism, this close mechanism includes the counterweigh iron that links to each other with rotating shaft, is provided with hydraulic damper in this free-ended bottom of balance iron.

7. phase-splitting combustion type automatic cycle briquette boiler according to claim 6 is characterized in that: establish to the recessed gas phase zone adverse current high-temperature flue gas inhalation mask of water tank at flue and outstanding the burning between the storehouse of secondary, this inhalation mask opening is pressed close to the moulded coal top layer.

8. phase-splitting combustion type automatic cycle briquette boiler according to claim 7 is characterized in that: with refractory masses, the outside of this wall is provided with the air heat-insulating room that further is incubated into this wall again on the non-wall adjacent with water tank of front smoke chamber and rear smoke chamber.

9. phase-splitting combustion type automatic cycle briquette boiler according to claim 8 is characterized in that: the crossbeam that is located at the boiler central section is a water pipe, and the interior water of the water in this water pipe and two wing furnace plates is communicated with.

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