Installation for fermenting in straw power generation system
Technical field
The utility model belongs to power field, is related to a kind of straw power generation system, in particularly a kind of straw power generation system
Installation for fermenting.
Background technology
It is a kind of generation mode more environmentally friendly at present to produce biogas to be used to generate electricity by stalk anaerobic fermentation.Existing straw
Stalk anaerobic fermentation is needed by equipment, a kind of equipment organic fertilizer straw installation for fermenting as disclosed in Chinese patent storehouse【Application number:
201320362269.5;Authorization Notice No.:CN 203451393 U】Include a closed container, in container respectively
Equipped with the rotating shaft with blade, there are more gas distribution pipes in rotating shaft, total air inlet of multiple steam vent gas distribution pipes is placed with gas distribution pipe
It is connected with the intake and exhaust pipeline outside container, air inlet-outlet pipe road has two-way branch, connects air pump, another way warp by valve all the way
Valve connection vavuum pump is crossed, charging aperture and discharging opening are respectively equipped with the both ends of closed container.
Gas in sealing container is released and realizes anaerobic fermentation by above-mentioned device by air pump.But the device has one
Individual problem:Remaining residue is in granular form after stalk fermentation, and the present apparatus is to rotate to drive residue to discharge by blade, and particle
The residue of shape is easy to be attached on blade, causes residue discharge not to the utmost, subsequently also needs manually to carry out deslagging, operation is more
Trouble.
Utility model content
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that in a kind of straw power generation system
Installation for fermenting, the technical problem of solution is how easily to remove residue.
The purpose of this utility model can be realized by following technical proposal:Installation for fermenting in straw power generation system, bag
Bottom plate and the fermentation tank on bottom plate are included, is provided with the agitating shaft for possessing stirring vane in fermentation tank vertically, agitating shaft is in hollow
Through suction hole is offered on shape and its side wall, the upper end of agitating shaft is stretched out fermentation tank and is connected with a vavuum pump, and ferment tank deck
Portion is provided with motor and through offering feeding mouth, agitating shaft and fermentation tank axial restraint, and motor passes through transmission mechanism energy
Enough agitating shaft is driven to rotate, fermentation tank side is provided with steam vent, it is characterised in that the bottom-open of described fermentation tank, fermentation
Slag bucket is provided between tank and bottom plate, is opened wide at the top of slag bucket, bottom lock, the upper end of the slag bucket is enclosed on outside fermentation tank, and
The sealing ring for making both connect sealing is provided between slag bucket inwall and fermentation tank wall;It is provided with vertically in described slag bucket
Support tube, support tube upper end is enclosed on outside agitating shaft lower end and both are connected by spline, lower end and the slag bucket axial direction of support tube
It is fixed;The upside of described bottom plate has the connecting portion protruded in a tubular form, and support bar is provided with vertically between connecting portion and slag bucket,
And the bottom of slag bucket is clamped between fermentation tank and post upper, the lower end of support bar inserts connecting portion and both pass through spiral shell
Silk is detachably fixed, and above-mentioned support bar can sliding axially along connecting portion after screw is screwed out.
The cover plate blocked is provided with actual product, at feeding mouth, and cover plate is detachably fixed with fermentation tank;Steam vent
It is connected by pipeline with air accumulator, biogas caused by fermentation is pumped into air accumulator.
The course of work of this installation for fermenting is as follows:Leavening and the stalk after being chopped into pour into fermentation by feeding mouth
Tank;Then vacuum pump work and the air in fermentation tank is pumped into agitating shaft and discharged by suction hole, to realize
Anaerobic fermentation;Motor driving agitating shaft rotates makes both fully contact to improve ferment effect and effect to stir leavening and stalk
Rate;After fermentation, residue is flowed under the influence of gravity into slag bucket, screws out screw, now support bar can be in slag bucket gravity
The lower automatic downslide of effect completely disengages fermentation tank up to slag bucket, now can remove slag bucket completely and pour out residue.
Slag bucket is clamped between fermentation tank and post upper by its bottom and is positioned, and is so screwing out screw
Be followed by inder pot just descends in-migration to break away from fermentation tank with the state of unlocking automatically, now can remove slag bucket completely, so both
The removing of residue is facilitated, improves the effect of removing again.
The upper end of support tube is connected by spline with agitating shaft lower end, and the lower end of barrel support and slag bucket axial restraint,
To play agitating shaft preferable supporting role, so as to effectively avoid agitating shaft from rocking in whipping process, make entirely to stir
Mix process smooth-going, stably carry out, to improve mixing effect, so as to improve ferment effect and efficiency.
In installation for fermenting in above-mentioned straw power generation system, the cross section of described support bar is in T shape, support bar
Upper end be rounded head, and the central axis of both head and slag bucket is conllinear, is made on the upper surface on described head
There are an anti-slip veins, the inside and outside two side of the bottom of described slag bucket is close with the bottom wall of fermentation tank and the upper surface on head respectively
Against.
Using above-mentioned design, increase the contact area of support bar and slag bucket, so not only strengthen support bar docking
The support effect of inder pot, to improve the stability that slag bucket is positioned, the stable stress of support bar is set to ensure after screw is unloaded again
Support bar can quickly and swimmingly glide, to improve the job stability of the present apparatus.
Have in installation for fermenting in above-mentioned straw power generation system, in the middle part of the inner bottom wall of described slag bucket and be in the form of a column
The supporting part of protrusion, the lower end of support tube are enclosed on outside supporting part, and clutch shaft bearing, clutch shaft bearing are provided between support tube and supporting part
Inner ring be enclosed on that supporting part is outer and both mutually fix, outer ring and the support tube of clutch shaft bearing are fixed.
Support tube has the advantages of simple in construction, good operating stability by clutch shaft bearing and slag bucket axial restraint.
In installation for fermenting in above-mentioned straw power generation system, pressure cap is bolted with outside the upper end of described support tube, is pressed
There is annular gear edge, and annular gear, along being enclosed on outside agitating shaft, the lateral wall of described agitating shaft is provided with annular on the inwall of cap
Groove, annular groove is interior to be provided with 0 shape circle, and the outer peripheral face of 0 shape circle and the madial wall on annular gear edge offset.
Pressure cap is screwed onto outside support tube, and is formed and sealed by 0 shape circle between pressure cap inwall and agitating shaft outer wall, so just
Residue can be effectively avoided to enter in support tube the rotation for hindering agitating shaft, so that it is guaranteed that the job stability of this installation for fermenting.
In installation for fermenting in above-mentioned straw power generation system, it is formed with the lower end outer wall of described fermentation tank annular in shape
Seal groove, two madial walls and the bottom wall between two madial walls of seal groove including position face, described sealing ring position
In in seal groove, the sealing ring is clipped between two madial walls of seal groove, and the inwall phase of the lateral wall of sealing ring and slag bucket
Support.
Run through in installation for fermenting in above-mentioned straw power generation system, in the side wall of described connecting portion and offer screw thread
Kong Yi, screwed hole one at least two and along the circumferential uniform of connecting portion, the bottom side of the wall of described support bar is provided with screw thread
Hole two, screwed hole two is identical with the quantity of screwed hole one and position corresponds, in the screwed hole one and screwed hole two of position face
It is bolted with the above-mentioned screw of same root.
Compared with prior art, the installation for fermenting in this straw power generation system has advantages below:
1st, slag bucket is clamped between fermentation tank and post upper by its bottom and is positioned, and is so screwing out spiral shell
Silk is followed by inder pot and just descends in-migration to break away from fermentation tank with the state of unlocking automatically, now can remove slag bucket completely, so
Both the removing of residue had been facilitated, has improved the effect of removing again.
2nd, the upper end of support tube is connected by spline with agitating shaft lower end, and the lower end of barrel support and slag bucket are axially solid
It is fixed, to play preferable supporting role to agitating shaft, so as to effectively avoid agitating shaft from being rocked in whipping process, make whole
Whipping process smooth-going, stably carry out, to improve mixing effect, so as to improve ferment effect and efficiency.
3rd, pressure cap is screwed onto outside support tube, and is formed and sealed by 0 shape circle between pressure cap inwall and agitating shaft outer wall, so
Residue can be effectively avoided to enter in support tube the rotation for hindering agitating shaft, so that it is guaranteed that the working stability of this installation for fermenting
Property.
Brief description of the drawings
Fig. 1 is the structural representation of the installation for fermenting in this straw power generation system.
Fig. 2 is the mplifying structure schematic diagram at A in Fig. 1.
In figure, 1, bottom plate;1a, connecting portion;2nd, fermentation tank;2a, feeding mouth;2b, steam vent;2c, supporting leg;3rd, stir
Axle;3a, stirring vane;3b, suction hole;4th, vavuum pump;5th, slag bucket;5a, supporting part;6th, support bar;7th, bearing block;8th, main tooth
Wheel;9th, pinion;10th, flange form swivel joint;11st, sealing ring;12nd, screw;13rd, support tube;14th, clutch shaft bearing;15th, press
Cap;15a, annular gear edge;16th, 0 shape circle;17th, cover plate;18th, motor.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, installation for fermenting in this straw power generation system by bottom plate 1, fermentation tank 2, agitating shaft 3, vavuum pump 4,
Slag bucket 5, support bar 6 etc. form.
Wherein, fermentation tank 2 is on bottom plate 1, and the top of the fermentation tank 2, which is run through, offers feeding mouth 2a, its bottom-open
And upper end side is through offering steam vent 2b.The supporting leg 2c in inverted L-shaped is respectively provided with the lateral wall of lower end two of fermentation tank 2,
Supporting leg 2c fixes with bottom plate 1, stably to support fermentation tank 2.
Agitating shaft 3 is in hollow form, and the agitating shaft 3 is vertically in fermentation tank 2, and fermentation tank 2 is stretched out in its upper end.Agitating shaft
There is stirring vane 3a, and stirring vane 3a is located in fermentation tank 2 on 3.The upper end of agitating shaft 3 passes through bearing block 7 and fermentation tank 2
Axial restraint.Motor 18 is arranged on the top of fermentation tank 2 by the way that support is (not shown), and now, motor 18 and feeding mouth 2a distributions
In the both sides of agitating shaft 3.Motor 18 can drive agitating shaft 3 to rotate by transmission mechanism, in the present embodiment, transmission mechanism bag
The master gear 8 on the main shaft of motor 18 and the pinion 9 located at the upper end of agitating shaft 3 are included, and master gear 8 is mutually nibbled with pinion 9
Close.Run through in the side wall of agitating shaft 3 and offer suction hole 3b, and suction hole 3b is located in fermentation tank 2.Vavuum pump 4 is located at fermentation
The top of tank 2, the entrance of vavuum pump 4 are connected by flange form swivel joint 10 with the upper end of agitating shaft 3.
Slag bucket 5 is located between fermentation tank 2 and bottom plate 1, and the top of slag bucket 5 is opened wide, bottom lock.As shown in figure 1,
The upper end of slag bucket 5 is enclosed on outside fermentation tank 2, and being provided between the inwall of slag bucket 5 and the outer wall of fermentation tank 2 makes both connect sealing
Sealing ring 11.Specifically, seal groove annular in shape is formed with the lower end outer wall of fermentation tank 2, seal groove includes position face
Two madial walls and the bottom wall between two madial walls, sealing ring 11 be located in seal groove, the sealing ring 11 is clipped in seal groove
Two madial walls between, and the inwall of the lateral wall of sealing ring 11 and slag bucket 5 offsets, so as to effectively ensure fermentation tank 2 and connect
The sealing of both connections of inder pot 5.
The upside of bottom plate 1 has the connecting portion 1a protruded in a tubular form, and connecting portion 1a and bottom plate 1 are integral type structure.Even
Support bar 6 is provided with vertically between socket part 1a and slag bucket 5, and slag bucket 5 is clamped in fermentation tank 2 and support bar 6 by its bottom
It is positioned between upper end.Connecting portion 1a is inserted in the lower end of support bar 6 and both are detachably fixed by screw 12, and support bar 6 exists
Screw out after screw 12 can sliding axially along connecting portion 1a, and support bar 6 glide after can vacate and completely disengage fermentation for slag bucket 5
The gap of tank 2.
Wherein, support bar 6 and connecting portion 1a specific connected mode are as follows:Run through in connecting portion 1a side wall and offer spiral shell
Pit one, screwed hole one at least two and along the circumferential uniform of connecting portion 1a.The bottom side of the wall of support bar 6 is provided with screwed hole
Two, screwed hole two is identical with the quantity of screwed hole one and position corresponds, spiral shell in the screwed hole one and screwed hole two of position face
The above-mentioned screw 12 of same root is connected to, so as to be stably connected with support bar 6 and connecting portion 1a.In the present embodiment, preferred screwed hole
One has two, i.e., now, the quantity of screwed hole two and screw 12 is two.
Further illustrate, the cross section of support bar 6 is in T shape, and the upper end of support bar 6 is rounded head.Head
Both central axis are conllinear with slag bucket 5, and anti-slip veins are formed with the upper surface on head.Inside and outside the two of the bottom of slag bucket 5
Side wall respectively with the bottom wall of fermentation tank 2 and the upper surface tight abutment on head, so as to by the stable position of slag bucket 5.
As depicted in figs. 1 and 2, vertical in slag bucket 5 to be provided with support tube 13, support tube 13 is cylindrical and its center axis
It is conllinear with the central axis of slag bucket 5.The upper end of support tube 13 is enclosed on outside the lower end of agitating shaft 3, and support tube 13 and agitating shaft 3
It is connected by spline;The lower end of support tube 13 and the axial restraint of slag bucket 5, it is ensured that support tube 13 can circumferentially rotate.
The connected mode of support tube 13 and slag bucket 5 is specific as follows:Have in the middle part of the inner bottom wall of slag bucket 5 and be in the form of a column protrusion
Supporting part 5a, and supporting part 5a and slag bucket 5 are integral type structure.The lower end of support tube 13 is enclosed on outside supporting part 5a, support
Clutch shaft bearing 14 is provided between 13 and supporting part 5a of cylinder, the inner ring of clutch shaft bearing 14 is enclosed on outside supporting part 5a and both mutually fix,
The outer ring of clutch shaft bearing 14 is fixed with support tube 13.In the present embodiment, preferably the inner ring of clutch shaft bearing 14 and outer ring pass through
The mode of interference fit is fixed with supporting part 5a and support tube 13 respectively.
Further illustrate, pressure cap 15 is bolted with outside the upper end of support tube 13, there is annular gear edge on the inwall of pressure cap 15
15a, and annular gear is enclosed on outside agitating shaft 3 along 15a.The lateral wall of agitating shaft 3 is provided with annular groove, and 0 is provided with annular groove
Shape circle 16, and the outer peripheral face of 0 shape circle 16 offsets with annular gear along 15a madial wall.
The cover plate 17 blocked is provided with actual product, at feeding mouth 2a, and cover plate 17 and fermentation tank 2 are detachably solid
It is fixed;Steam vent 2b is connected by pipeline with air accumulator, and biogas caused by fermentation is pumped into air accumulator.
The course of work of this installation for fermenting is as follows:Leavening and the stalk after being chopped into pour into hair by feeding mouth 2a
Fermentation tank 2;Then vavuum pump 4 works and the air in fermentation tank 2 is pumped into agitating shaft 3 by suction hole 3b and outwards arranged
Go out, to realize anaerobic fermentation;Motor 18 drives agitating shaft 3 to rotate makes both fully contact to improve to stir leavening and stalk
Ferment effect and efficiency;After fermentation, residue is flowed under the influence of gravity into slag bucket 5, screws out screw 12, now support bar
6 automatic under the Action of Gravity Field of slag bucket 5 can glide until slag bucket 5 completely disengages fermentation tank 2, now can be complete by slag bucket 5
Remove entirely and pour out residue.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.