CN202430180U

CN202430180U - Feeding equipment of biomass gasification furnace

Info

Publication number: CN202430180U
Application number: CN2012200120283U
Authority: CN
Inventors: 徐欢
Original assignee: WUXI HUGUANG INDUSTRY FURNACE Co Ltd
Current assignee: WUXI HUGUANG INDUSTRY FURNACE Co Ltd
Priority date: 2012-01-12
Filing date: 2012-01-12
Publication date: 2012-09-12
Anticipated expiration: 2022-01-12

Abstract

The utility model relates to feeding equipment of a biomass gasification furnace. The feeding equipment comprises a feeding device and a feeding conveyer; in the feeding device, a lower barrel body is supported by a bracket mechanism; the lower end of the lower barrel body is provided with a connecting seat for connecting the feed conveyor, and the upper end of the lower barrel body is connected with the lower end of an upper barrel body through a flange; an edge at the upper end of a conical seat is fixed with an internal edge at the lower end of the upper barrel body in a welding manner; a valve seat is installed at the lower end of the conical seat; a supporting and sealing frame is installed on an external wall of the upper barrel body and is internally provided with a rotating shaft; one end of a first rod is installed on the rotating shaft and synchronously rotated with the rotating shaft, and the other end of the first rod is provided with a chain box; a bell type valve body is suspended on the chain box through a suspended chain; the bell type valve body is matched with the valve seat to control the feeding of a biomass material; one end of a second rod is installed on the rotating shaft and synchronously rotated with the rotating shaft, and the other end of the second rod is hinged with a tension rod. The feeding equipment of the biomass gasification furnace, disclosed by the utility model, has the advantages of smart and rational structure, capability of continuously feeding without shutdown, safety in operation, stable pressure in the furnace, uniform feeding and clean environment.

Description

The apparatus for feeding of biomass gasifying furnace

Technical field

The utility model relates to biomass gasifying furnace, specifically a kind of apparatus for feeding of biomass gasifying furnace.

Background technology

Along with the develop rapidly of industry and the propelled at high velocity of urbanization process, energy shortage, problem of environmental pollution has been the focus of current social concerns.And crop straw burning still exists with the phenomenon of using old-fashioned wood stove in the rural area, and this has not only wasted raw material, and has discharged amounts of dust and greenhouse gases.The biomass energy waste mainly is an agricultural waste material at present, wherein can be used as energy purposes greatly.In addition, the overwhelming majority in forestry and the wood working waste also can be used as energy purposes.

The biological fuel gas of biomass gasifying furnace manufacturing belongs to green novel energy source, and it has great vitality.Because the raw material that biological fuel gas produces is agricultural crop straw, forest tree castoff, edible fungi residues, cattle and sheep animal manure and all inflammable substances, is a kind of inexhaustible renewable resource.Biological fuel gas can solve the whole day life with ability (cooking, heating, shower), and burns as liquefied gas, can change the mode of life that China's rural area smoke fire burns fully, can ban traditional bavin kitchen range fully, the replacement liquid gasification.In addition, biological fuel gas has more wide application prospect in industrial aspect, and it not only can directly use as industrial combustion gas, but also can supply with the usefulness that generating set is done generating.

But present biomass gasifying furnace also is in the starting stage; Some small evaporator stoves tar in use are prone to plugging road and switch, and there is emission of bad smell etc. the time spent, and the user owing to the small evaporator stove relatively disperses simultaneously; It used the waste residue, the tar water that are produced disorderly to fall, and caused secondary pollution.Large-scale vapourizing furnace in the market needs when reinforced to shut down, can not continuous uninterrupted work; This is because need open the loam cake of vapourizing furnace during secondary charging, at this moment also have a large amount of combustion gas in the stove, and temperature is more than 300 ℃; The high-temperature fuel gas body is having under the situation of pressure and airborne combination with oxygen; Be easy to blast, the CO concentration the when workman opens bell in the body of heater is easy to meet accident 20%.

Summary of the invention

The purpose of the utility model is to overcome the deficiency that exists in the prior art, and a kind of apparatus for feeding that is applied on the biomass gasifying furnace is provided, and its structure is ingenious rationally; Need not shut down just ability continuous charging, and operational safety, can guarantee to seal in the vapourizing furnace in the time of in material input vapourizing furnace; The vapourizing furnace internal pressure is stable, pressure surge can not occur, and charging is even; Do not cause the phenomenon of dust from flying, guarantee clean environment, more can not cause unfavorable factor such as get stuck.

The technical scheme that provides according to the utility model: the apparatus for feeding of biomass gasifying furnace; It is characterized in that: comprise blanking device and feeding conveyor; Said blanking device comprises Connection Block, lower shell, bell jar valve body, valve seat, conical seat, upper shell, supporting sealing frame, first bar, second bar, chain cover, suspension chain and bracket institution; Lower shell supports through bracket institution, and the lower shell lower end is installed with the Connection Block that is used to connect feeding conveyor, and the lower shell upper end is connected with the upper shell lower end through flange; Fixing along welding in conical seat edge, upper end and the upper shell lower end, valve seat is installed in the conical seat lower end; Supporting sealing frame is installed on the upper shell outer wall, is provided with rotating shaft in the supporting sealing frame; Said first bar, one end is installed in the rotating shaft and follows rotating shaft and rotate synchronously, and the first bar the other end is installed chain cover, hangs the bell jar valve body through the suspension chain on the chain cover, and this bell jar valve body matches with said valve seat, controls biological material and gets into; Said second bar, one end is installed in the rotating shaft and follows rotating shaft and rotate synchronously, the second bar the other end hinge pull bar.

Further improvement as the utility model; Said bracket institution comprises toroidal frame, link span, auxilliary bracing frame, bearing and column; Toroidal frame is fixed on the lower shell periphery wall; Be distributed with the column of two degree of being symmetric arrangement in the lower shell both sides, column upper end welding bearing, toroidal frame is stated in bearing rest residence; Said link span is fixed on the toroidal frame, and link span is fixed on the auxilliary bracing frame, and auxilliary bracing frame is fixed on top of gasification furnace.

As the further improvement of the utility model, the tapering of said bell jar valve body is 50 ~ 75 degree.

Further improvement as the utility model; Said feeding conveyor comprises housing, main drive shaft, driven shaft, drive sprocket, driven sprocket, chain belt, scraper plate, bed of material walking plate and driving mechanism; Said housing is microscler, and case top is provided with and is used for the opening for feed that is connected with the Connection Block lower end, and said housing one end is installed main drive shaft through first bearing assembly; The housing the other end is installed driven shaft through second bearing assembly; Said main drive shaft is positioned at the intravital two ends of shell drive sprocket is installed respectively, and said driven shaft is positioned at the intravital two ends of shell driven sprocket is installed respectively, respectively is connected transmission through a chain belt between two driven sprockets and two drive sprockets; Be provided with some scraper plates between said two chain belts, the scraper plate two ends are connected on two chain belts and follow chain belt and are synchronized with the movement; Bed of material walking plate is horizontally set in the housing along the length direction of housing, said scraper plate base near but do not contact bed of material walking plate upper surface.

As the further improvement of the utility model, also be provided with the strainer that is used for two chain belts of tensioning on the said feeding conveyor.

As the further improvement of the utility model, said strainer has two covers, chain belt of the corresponding tensioning of every cover strainer; Single cover strainer comprises wheel carrier and tightener sprocket; Said wheel carrier is microscler, offers mounting long holes on the wheel carrier, and wheel carrier is fastened on the housing through the bolt part that is contained in this mounting long holes; Said tightener sprocket is installed in wheel carrier upper end, and tightener sprocket meshes with chain belt and with the chain belt tensioning.

Further improvement as the utility model; Said first bearing assembly comprises preceding gland seat, preceding gland, rear pressing cover seat and rear pressing cover; Preceding gland seat, rear pressing cover seat are separately fixed on the front and back sidewall of housing; On the gland seat, rear pressing cover was contained on the rear pressing cover seat before preceding gland was contained in, and said both ends of main drive shaft is assemblied in preceding gland, the rear pressing cover through sleeve supporting respectively; Said second bearing assembly comprises two chocks, and two chocks are separately positioned on the front and back side of housing, and the two ends of said driven shaft are assemblied in two chocks through sleeve supporting respectively.

As the further improvement of the utility model, said driving mechanism comprises motor and speed reducer, and step-down gear is fixedly mounted on case top through the step-down gear base, and motor is connected with step-down gear, installing drive sprocket wheel on the output shaft of step-down gear; The shaft extension end of said main drive shaft is equipped with driving chain wheel, and this driving chain wheel is connected transmission with said drive sprocket through chain.

As the further improvement of the utility model, said step-down gear adopts cycloidal planetary gear speed reducer.

Further improvement as the utility model; End and bottom near opening for feed one end on the said housing are respectively equipped with opening; The opening of shell end is sealed through dismountable valve gap and sealing-ring, and the opening of housing bottom is sealed through dismountable cover plate and sealing-ring.

The utility model compared with prior art, advantage is: the utility model structure is ingenious rationally, just need not shut down can continuous charging; And operational safety can be guaranteed to seal in the vapourizing furnace in the time of in material input vapourizing furnace, and the vapourizing furnace internal pressure is stable; Pressure surge can not occur, charging is even, does not cause the phenomenon of dust from flying; Guarantee clean environment, more can not cause unfavorable factor such as get stuck.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment.

Fig. 2 is the structural front view of blanking device among Fig. 1.

Fig. 3 is the left view of Fig. 2.

Fig. 4 is the vertical view of Fig. 2.

Fig. 5 is the structural front view of feeding conveyor among Fig. 1.

Fig. 6 is the vertical view of Fig. 5.

Description of reference numerals: 1-Connection Block; The 2-lower shell; 3-bell jar valve body; The 4-valve seat; The 5-conical seat; The 6-upper shell; 7-hangs chain; The 8-toroidal frame; The 9-link span; 10-assists bracing frame; The 11-column; The 12-pull bar; 13-second bar; 14-supporting sealing frame; The 15-rotating shaft; 16-first bar; The 17-chain cover; The 18-bearing; The 19-housing; The 20-cover plate; The 21-wheel carrier; The 22-tightener sprocket; The 23-valve gap; The 24-driving chain wheel; The 25-chain; 26-step-down gear base; The 27-drive sprocket; The 28-chain belt; The 29-scraper plate; 30-bed of material walking plate; The 31-driven sprocket; The 32-driven shaft; Gland before the 33-; Gland seat before the 34-; The 35-step-down gear; The 36-motor; The 37-main drive shaft; The 38-drive sprocket; 39-rear pressing cover seat; The 40-rear pressing cover; The 41-chock.

Embodiment

Below in conjunction with concrete accompanying drawing and embodiment the utility model is described further.

As shown in the figure: the apparatus for feeding of the biomass gasifying furnace among the embodiment mainly is made up of blanking device and feeding conveyor two portions.

The structure of said blanking device such as Fig. 1 ~ shown in Figure 4; It mainly is made up of Connection Block 1, lower shell 2, bell jar valve body 3, valve seat 4, conical seat 5, upper shell 6, supporting sealing frame 14, first bar 16, second bar 13, chain cover 17, suspension chain 7 and bracket institution; Lower shell 2 supports through bracket institution, and lower shell 2 lower ends are installed with the Connection Block 1 that is used to connect feeding conveyor, and lower shell 2 upper ends are connected with upper shell 6 lower ends through flange; Flange connections is provided with sealing-ring, to guarantee sealing; Fixing along welding in said conical seat edge, 5 upper end and upper shell 6 lower ends, valve seat 4 is installed in conical seat 5 lower ends through fastening piece; Supporting sealing frame 14 is installed on upper shell 6 outer walls, is provided with rotating shaft 15 in the supporting sealing frame 14; Said first bar, 16 1 ends are installed in the rotating shaft 15 and follow rotating shaft 15 and rotate synchronously, and first bar, 16 the other ends are installed chain cover 17, hang bell jar valve body 3 through suspension chain 7 on the chain cover 17, and this bell jar valve body 3 matches with said valve seat 4, control biological material and get into; Said second bar, 13 1 ends are installed in the rotating shaft 15 and follow rotating shaft 15 and rotate synchronously, second bar, 13 the other end hinge pull bars 12.In the utility model, the tapering of said bell jar valve body 3 is preferably 50 ~ 75 degree, can guarantee blanking velocity so on the one hand, prevents the furnace gas guest performer; Be convenient to operator's operation on the other hand.

Said bracket institution mainly is made up of toroidal frame 8, link span 9, auxilliary bracing frame 10, bearing 18 and column 11; Toroidal frame 8 is fixed on lower shell 2 periphery walls; Be distributed with two columns 11 that are 180 degree symmetric arrangement in lower shell 2 both sides; Column 11 upper ends welding bearing 18, toroidal frame 8 is stated in bearing 18 rest residences; Said link span 9 is fixed on the toroidal frame 8, and link span 9 is fixed on the auxilliary bracing frame 10 through fastening piece, and auxilliary bracing frame 10 is fixed on vapourizing furnace (not shown) top.

The structure of said feeding conveyor such as Fig. 5, shown in Figure 6; It mainly is made up of housing 19, main drive shaft 37, driven shaft 32, drive sprocket 38, driven sprocket 31, chain belt 28, scraper plate 29, bed of material walking plate 30 and driving mechanism; Said housing 19 is microscler; Housing 19 tops are provided with and are used for the opening for feed that is connected with Connection Block 1 lower end; Said housing 19 1 ends are installed main drive shaft 37 through first bearing assembly, and housing 19 the other ends are installed driven shaft 32 through second bearing assembly, and said main drive shaft 37 is positioned at the two ends of housing 19 drive sprocket 38 is installed respectively; The two ends that said driven shaft 32 is positioned at housing 19 are installed respectively between 31, two driven sprockets 31 of driven sprocket and two drive sprockets 38 and respectively are connected transmission through a chain belt 28; Be provided with the some scraper plates of being processed by stainless material 29 between said two chain belts 28, scraper plate 29 two ends are connected on two chain belts 28 and follow chain belt 28 and are synchronized with the movement; Bed of material walking plate 30 is horizontally set in the housing 19 along the length direction of housing 19, said scraper plate 29 bases near but do not contact bed of material walking plate 30 upper surfaces.

In addition, stablize the good material effect of scraping in order to guarantee that scraper plate 29 has, chain belt 28 needs that are used to install scraper plate 29 keep tensioning state, for this reason, also are provided with the strainer that is used for two chain belts 28 of tensioning on the feeding conveyor of the utility model.Like Fig. 5, shown in Figure 6, the strainer among the embodiment has two covers, chain belt 28 of the corresponding tensioning of every cover strainer; Single cover strainer comprises wheel carrier 21 and tightener sprocket 22; Said wheel carrier 21 is microscler, offers mounting long holes on the wheel carrier 21, and wheel carrier 21 is fastened on the housing 19 through the bolt part that is contained in this mounting long holes; Said tightener sprocket 22 is installed in wheel carrier 21 upper ends, and tightener sprocket 22 is with chain belt 28 engagements and with chain belt 28 tensionings.When reality is used,, can control the tensioning degree of chain belt 28 through the fixed position of adjustment wheel carrier 21.

Like Fig. 5, shown in Figure 6; Among the utility model embodiment; Said first bearing assembly mainly is made up of preceding gland seat 34, preceding gland 33, rear pressing cover seat 39 and rear pressing cover 40, and preceding gland seat 34, rear pressing cover seat 39 are separately fixed on the front and back sidewall of housing 19, before preceding gland 33 is contained on the gland seat 34; Rear pressing cover 40 is contained on the rear pressing cover seat 39, and said main drive shaft 37 two ends are assemblied in preceding gland 33, the rear pressing cover 40 through sleeve supporting respectively; Said second bearing assembly comprises that 41, two chocks 41 of two chocks are separately positioned on the front and back side of housing 19, and the two ends of said driven shaft 32 are assemblied in two chocks 41 through sleeve supporting respectively.

Like Fig. 5, shown in Figure 6, said driving mechanism comprises motor 36 and step-down gear 35, and step-down gear 35 is fixedly mounted on housing 19 tops through step-down gear base 26, and motor 36 is connected with step-down gear 35, installing drive sprocket wheel 27 on the output shaft of step-down gear 35; The shaft extension end of said main drive shaft 37 is equipped with driving chain wheel 24, and this driving chain wheel 24 is connected transmission with said drive sprocket 27 through chain 25.The commercially available cycloidal planetary gear speed reducer 35 of said step-down gear 35 preferred employings.

As shown in Figure 5; End and bottom near opening for feed one end on the said housing 19 are respectively equipped with opening; So that the cleaning work of housing 19 inside; When work, the opening of housing 19 ends is sealed with sealing-ring through dismountable valve gap 23, and the opening of housing 19 bottoms is sealed with sealing-ring through dismountable cover plate 20.

Sealing element in the utility model all is to adopt the asbestos rubber material to process, and described axle sleeve all is to be the basic casting type of bronze.

During concrete the application, when biological material is transported to through handling equipment in the upper shell 6, when material reaches a certain amount of; Blanking signal notifying operation personnel are arranged, and operator upwards promote pull bar 12 with hand, and pull bar 12 drives second bar, 13 rear ends and moves upward; The rotating shaft 15 that second bar, 13 front ends drive in the supporting sealing frame 14 is rotated synchronously, and rotating shaft 15 drives first bar, 16, the first bars, 16 front ends when rotating chain cover 17 moves downward; Bell jar valve body 3 occurs the gap owing to self gravitation descends between bell jar valve body 3 outer walls and valve seat 4 lower port, and biological material can fall in the feeding conveyor of below from this gap; In 2 ~ 3 seconds, descended material rapidly; Operator spur pull bar 12 downwards then, close bell jar valve body 3, do not allow furnace gas and stove outer air to gang up.

Feeding conveyor starts, and driving mechanism drives main drive shaft 37 and rotates, and the drive sprocket 38 on the main drive shaft 37 rotates, thereby drives chain belt 28 runnings, and chain belt 28 drives scraper plate 29, and scraper plate 29 will be transported in the vapourizing furnace from the fallen material of blanking device continuously.

Claims

1. the apparatus for feeding of biomass gasifying furnace; It is characterized in that: comprise blanking device and feeding conveyor; Said blanking device comprises Connection Block (1), lower shell (2), bell jar valve body (3), valve seat (4), conical seat (5), upper shell (6), supporting sealing frame (14), first bar (16), second bar (13), chain cover (17), suspension chain (7) and bracket institution; Lower shell (2) supports through bracket institution; Lower shell (2) lower end is installed with the Connection Block (1) that is used to connect feeding conveyor; Lower shell (2) upper end is connected with upper shell (6) lower end through flange, and fixing along welding in conical seat (5) edge, upper end and upper shell (6) lower end, valve seat (4) is installed in conical seat (5) lower end; Supporting sealing frame (14) is installed on upper shell (6) outer wall, is provided with rotating shaft (15) in the supporting sealing frame (14); Said first bar (16) one ends are installed in rotating shaft (15) and go up and follow rotating shaft (15) rotation synchronously; First bar (16) the other end is installed chain cover (17); Chain cover (17) is gone up through suspension chain (7) and is hung bell jar valve body (3); This bell jar valve body (3) matches with said valve seat (4), controls biological material and gets into; Said second bar (13) one ends are installed in rotating shaft (15) and go up and follow rotating shaft (15) rotation synchronously, second bar (13) the other end hinge pull bar (12).

2. the apparatus for feeding of biomass gasifying furnace as claimed in claim 1; It is characterized in that: said bracket institution comprises toroidal frame (8), link span (9), auxilliary bracing frame (10), bearing (18) and column (11); Toroidal frame (8) is fixed on lower shell (2) periphery wall; Be distributed with two columns (11) that are 180 degree symmetric arrangement in lower shell (2) both sides, column (11) upper end welding bearing (18), toroidal frame (8) is stated in bearing (18) rest residence; Said link span (9) is fixed on the toroidal frame (8), and link span (9) is fixed on the auxilliary bracing frame (10), and auxilliary bracing frame (10) is fixed on top of gasification furnace.

3. the apparatus for feeding of biomass gasifying furnace as claimed in claim 1 is characterized in that: the tapering of said bell jar valve body (3) is 50 ~ 75 degree.

4. the apparatus for feeding of biomass gasifying furnace as claimed in claim 1; It is characterized in that: said feeding conveyor comprises housing (19), main drive shaft (37), driven shaft (32), drive sprocket (38), driven sprocket (31), chain belt (28), scraper plate (29), bed of material walking plate (30) and driving mechanism; Said housing (19) is microscler; Housing (19) top is provided with and is used for the opening for feed that is connected with Connection Block (1) lower end; Said housing (19) one ends are installed main drive shaft (37) through first bearing assembly; Housing (19) the other end is installed driven shaft (32) through second bearing assembly; Said main drive shaft (37) is positioned at the two ends of housing (19) drive sprocket (38) is installed respectively, and said driven shaft (32) is positioned at the two ends of housing (19) driven sprocket (31) is installed respectively, respectively is connected transmission through a chain belt (28) between two driven sprockets (31) and two drive sprockets (38); Be provided with some scraper plates (29) between said two chain belts (28), scraper plate (29) two ends are connected on two chain belts (28) and follow chain belt (28) and are synchronized with the movement; Bed of material walking plate (30) is horizontally set in the housing (19) along the length direction of housing (19), said scraper plate (29) base near but do not contact bed of material walking plate (30) upper surface.

5. the apparatus for feeding of biomass gasifying furnace as claimed in claim 4 is characterized in that: also be provided with the strainer that is used for two chain belts of tensioning (28) on the said feeding conveyor.

6. the apparatus for feeding of biomass gasifying furnace as claimed in claim 5; It is characterized in that: said strainer has two covers; The corresponding chain belt of tensioning (28) of every cover strainer, single cover strainer comprises wheel carrier (21) and tightener sprocket (22), said wheel carrier (21) is microscler; Wheel carrier offers mounting long holes on (21); Wheel carrier (21) is fastened on the housing (19) through the bolt part that is contained in this mounting long holes, and said tightener sprocket (22) is installed in wheel carrier (21) upper end, and tightener sprocket (22) is with chain belt (28) engagement and with chain belt (28) tensioning.

7. the apparatus for feeding of biomass gasifying furnace as claimed in claim 4; It is characterized in that: said first bearing assembly comprises preceding gland seat (34), preceding gland (33), rear pressing cover seat (39) and rear pressing cover (40); Preceding gland seat (34), rear pressing cover seat (39) are separately fixed on the front and back sidewall of housing (19); Preceding gland (33) is contained on the preceding gland seat (34); Rear pressing cover (40) is contained on the rear pressing cover seat (39), and said main drive shaft (37) two ends are assemblied in preceding gland (33), the rear pressing cover (40) through sleeve supporting respectively; Said second bearing assembly comprises two chocks (41), and two chocks (41) are separately positioned on the front and back side of housing (19), and the two ends of said driven shaft (32) are assemblied in two chocks (41) through sleeve supporting respectively.

8. the apparatus for feeding of biomass gasifying furnace as claimed in claim 4; It is characterized in that: said driving mechanism comprises motor (36) and step-down gear (35); Step-down gear (35) is fixedly mounted on housing (19) top through step-down gear base (26); Motor (36) is connected with step-down gear (35), installing drive sprocket wheel (27) on the output shaft of step-down gear (35); The shaft extension end of said main drive shaft (37) is equipped with driving chain wheel (24), and this driving chain wheel (24) is connected transmission with said drive sprocket (27) through chain (25).

9. the apparatus for feeding of biomass gasifying furnace as claimed in claim 8 is characterized in that: said step-down gear (35) employing cycloidal planetary gear speed reducer (35).

10. the apparatus for feeding of biomass gasifying furnace as claimed in claim 4; It is characterized in that: end and bottom that said housing (19) is gone up near opening for feed one end are respectively equipped with opening; The opening of housing (19) end is sealed through dismountable valve gap (23) and sealing-ring, and the opening of housing (19) bottom is sealed through dismountable cover plate (20) and sealing-ring.