CN108545481A - Energy-saving dry mash supply system - Google Patents
Energy-saving dry mash supply system Download PDFInfo
- Publication number
- CN108545481A CN108545481A CN201810538990.2A CN201810538990A CN108545481A CN 108545481 A CN108545481 A CN 108545481A CN 201810538990 A CN201810538990 A CN 201810538990A CN 108545481 A CN108545481 A CN 108545481A
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- Prior art keywords
- powder
- port
- hole
- axis
- storage bin
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- 239000000843 powder Substances 0.000 claims abstract description 90
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 238000011084 recovery Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000004064 recycling Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 239000002244 precipitate Substances 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/16—Gas pressure systems operating with fluidisation of the materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/36—Arrangements of containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/20—Auxiliary treatments, e.g. aerating, heating, humidifying, deaerating, cooling, de-watering or drying, during loading or unloading; Loading or unloading in a fluid medium other than air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Screw Conveyors (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The present invention provides a kind of energy-saving dry mash supply systems, belong to Architectural Equipment manufacturing technology field.It solves the problems such as prior art design is unreasonable.This energy-saving dry mash supply system includes feed pipe and storage bin, and one end of feed pipe is connected to the top of storage bin, and feed pipe is equipped at least one feed pump, and storage bin further includes the shell ontology of sealing etc. for accommodating powder by discharge nozzle.The advantages of this energy-saving dry mash supply system, is：Powder recovery tube can make that the powder in the gas of discharge passes through the opposing lower end of recovery tube or opposite upper comes back in storage bin, to ensure that powder is able to recycle without being lost in vain with gas discharge, the setting of the reverse acting spiral slot on the axis steel bushing rotate in same direction with helical axis prevents powder from leaking out the external effect of shell sheet.
Description
Technical field
The invention belongs to Architectural Equipment manufacturing technology fields, more particularly, to a kind of energy-saving dry mash supply system.
Background technology
Building powder will be stored in storage bin, it is necessary to be stamped with air pump, the storage of existing storage building powder
Feed bin, during powder carry, since the air pressure of storage bin is continuously improved, in order to prevent storage bin because high pressure it is impaired or even quick-fried
It is fried, it is necessary to there is the step of a exhaust, and while storage bin inside points gas is discharged, many building powders can be also taken away, this
Sample causes to build powder to be used not yet, and loss just in vain slatterns, this not only greatly reduces the production of enterprise
The service efficiency of material, while the pollution of environment is also resulted in, the powder in storage bin is defeated by spiral conveying mechanism in addition
When sending, in the opposed front end of spiral conveying mechanism upper edge conveying direction, since helical axis is the shell for being pierced by spiral conveying mechanism
It is connect with external installation bearing, therefore there are larger gaps between the shell and helical axis of spiral conveying mechanism, it is existing
Method be the gap is blocked with soft sealing element such as packing, but in this way increase helical axis rotation when resistance, not only
The transfer efficiency of helical axis is reduced, and the soft sealing element is easy to wear, needs to be replaced frequently.
Invention content
Regarding the issue above, the present invention provides a kind of reasonable design, while when solving exhaust in storage bin
Sky of the powder between helical axis and the shell of spiral conveying mechanism when the problem of caused building powder loss and conveying powder
The energy-saving dry mash supply system for the problem of being flowed out in gap.
In order to achieve the above objectives, present invention employs following technical proposals：The energy-saving dry mash supply system of the present invention,
Including feed pipe and storage bin, one end of feed pipe is connected to the top of storage bin, and feed pipe is equipped at least one feed pump,
Storage bin further includes the shell ontology for the sealing for accommodating powder, opposed rear end of the shell ontology along powder carry direction by discharge nozzle
Side offer input port, be equipped with delivery outlet along the side of the opposed front end in powder carry direction, shell ontology upper edge powder is defeated
The both ends in direction are sent to offer at least a pair of phase being located at along powder carry direction being pierced by one helical axis of confession being correspondingly arranged
Preceding shaft through-hole to front end and the rear shaft through-hole positioned at the opposed rear end along powder carry direction, one end of helical axis are piercing in one
Shaft through-hole is connect with spring bearing before shaft through-hole is connect with driving motor afterwards, the other end is piercing in, storage bin by discharge nozzle and
Input port connection on shell ontology, it is characterised in that：At least one be used for and powder recovery tube one end is offered on the inside of storage bin
The recycling through-hole of connection, the other end of powder recovery tube are connected to the top of storage bin；It is equipped between helical axis and preceding shaft through-hole
The powder leaked out in gap between helical axis and preceding shaft through-hole is re-fed into the intrinsic material leakage foldback structure of shell, material leakage
Foldback structure includes the tight axis steel bushing for being located at front axle through hole side on helical axis, and offering at least one on axis steel bushing is in
Screw type be around in its outer circumferential and be in the reverse acting spiral slot that is reversed with the helical axis direction of rotation, on the outside of axis steel bushing with
There are the first cast gaps that cross section is cast between on the inside of preceding shaft through-hole.The setting of powder recovery tube is not only conducive to storage bin
The discharge of interior air pressure, while can make that the powder in the gas of discharge passes through the opposing lower end of recovery tube or opposite upper returns again
Into storage bin, to ensure that powder is able to recycle without being lost in vain with gas discharge, it is set in the same direction with helical axis
The setting of reverse acting spiral slot on the axis steel bushing of rotation makes to leak out in the first cast gap between helical axis and preceding shaft through-hole
Powder after flowing into reverse acting spiral slot can with its rotation and be returned in shell ontology along the negative direction in powder carry direction,
Prevent powder from leaking out the external effect of shell sheet to play.
Preferably, powder recovery tube includes being set in the first pipeline section for being arranged vertically upward and being tilted down of communicating therewith
The opposite low side of the second pipeline section set, the first pipeline section is connected to recycling through-hole, the opposite low side of the second pipeline section and the top of storage bin
Portion is connected to；The first expansion mouth to the first pipeline section Directional Extension is equipped between first pipeline section and recycling through-hole；First pipeline section and
The second expansion mouth to the second pipeline section Directional Extension is equipped between two pipeline sections.
Preferably, the first expansion mouth is the cross section face of the port of opposite small end with respect to the cross-sectional area of the port of big end
Long-pending 1.7 times to 2.5 times；Second expansion mouth is with respect to the cross section that the cross-sectional area of the port of big end is the port of small end relatively
1.1 times to 1.3 times of area；It was recycled equipped with compatible with its shape, size first in opposite small end in first expansion mouth
Screen；Compatible with its shape, size second is equipped in opposite small end recycle sieves in second expansion mouth；First recycled
Screen is equipped with the first rotating shaft being rotatablely connected with the first expansion mouth along its center line direction；Second recycling sieves is along its center line direction
Equipped with the second shaft being rotatablely connected with the second expansion mouth；First expansion mouth is with respect to the center line of the port of big end and opposite small end
The angle of the center line of port is 52 degree to 68 degree, and is convexly equipped in the first expansion mouth with respect to big end in the middle part of the first expansion mouth
The top at the center of port and the line at the center of opposite small end port；Second expansion mouth with respect to the port of big end center line with
The angle of the center line of opposite small end port is 45 degree to 60 degree, and phase in the second expansion mouth is convexly equipped in the middle part of the first expansion mouth
To the top at the center and the line at the center of opposite small end port of the port of big end.
Preferably, one end that powder recovery tube is connected to the top of storage bin be equipped with communicate therewith made of burlap return
Material set, feed back set opposing lower end port side seam the cast channel penetrated for cast elastic rubber band, the cross in cast channel
The area in section is less than the area of the cross section of feed back set opposing lower end port.
Preferably, material leakage foldback structure further includes the outer steel sleeve passed through for helical axis on shaft through-hole inside before being fixedly arranged on, outside
There are the second cast gaps that cross section is cast between steel bushing and axis steel bushing；On outer steel sleeve close to shell ontology one end end face with
Close to the end face of shell ontology one end on axis steel bushing.
Preferably, notch of the reverse acting spiral slot close to shell ontology one end is connected to the end face of axis steel bushing abutting end；Reversed spiral shell
Pocket bottom of the spin slot close to shell ontology one end is cut equipped with along the negative direction of powder carry and the face of slope of inwardly angled setting；
The number of turns in reverse acting spiral slot is at least 3 circles.
Preferably, axis steel bushing is cylindrical structure, and the reverse acting spiral slot being opened on axis steel bushing is in cylindrical screw wire shaped.
Preferably, axis steel bushing is conical structure, and axis steel bushing relatively small end is adjacent with shell ontology, is opened on axis steel bushing
Reverse acting spiral slot be in trochoid spiral wire shaped.
Preferably, the number of helical axis is two and is set in shell ontology parallel along powder carry direction, two spirals
The direction of rotation of axis is on the contrary, correspondingly, the logarithm of rear shaft through-hole and preceding shaft through-hole is two pairs, and a leakage is respectively provided on every helical axis
Expect foldback structure.
Compared with prior art, the advantages of this energy-saving dry mash supply system, is：The setting of powder recovery tube is not only
Conducive to the discharge of the air pressure in storage bin, while the powder in the gas of discharge can be made to pass through the opposing lower end or opposite of recovery tube
Upper end comes back in storage bin, to ensure that powder is able to recycle without discharging with gas and is lost in vain, be set to
The setting for the reverse acting spiral slot on axis steel bushing that helical axis rotates in same direction makes the first cast between helical axis and preceding shaft through-hole
The powder leaked out in gap can be retracted with its rotation along the negative direction in powder carry direction after flowing into reverse acting spiral slot
Into shell ontology, prevent powder from leaking out the external effect of shell sheet to play.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 provides the structural schematic diagram of feed pipe, feed pump and storage bin and its inside in the embodiment of the present invention.
Fig. 2 is provided in Fig. 1 along the schematic cross-sectional view in the directions A-A.
Fig. 3 provides driving motor, spring bearing, helical axis and shell ontology in the embodiment of the present invention and its knot of inside
Structure schematic diagram.
Fig. 4 provides the partial enlarged view in the portions A in Fig. 3.
In figure, feed pipe 1, storage bin 2, feed pump 3, powder recovery tube 401, recycling through-hole 402, the first pipeline section 403, the
Two pipeline sections 404, the first expansion mouth 405, the second expansion mouth 406, first recycling sieves 407, second recycle sieves 408, the
One shaft 409, the second shaft 410, feed back set 411, shell ontology 701, input port 702, delivery outlet 703, helical axis 704, front axle
Through-hole 705, rear shaft through-hole 706, driving motor 707, spring bearing 708, axis steel bushing 709, reverse acting spiral slot 710, outer steel sleeve
711, the second cast gap 712, the first cast gap 713, discharge nozzle 8.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited in following embodiments.
As shown in Figures 1 to 4, this energy-saving dry mash supply system, including feed pipe 1 and storage bin 2, the one of feed pipe 1
End is connected to the top of storage bin 2, and feed pipe 1 is equipped at least one feed pump 3, it is characterised in that：2 inside of storage bin opens up
There are at least one recycling through-hole 402 for being connected to 401 one end of powder recovery tube, the other end of powder recovery tube 401 and storage
The top of feed bin 2 is connected to, and the setting of powder recovery tube 401 is not only conducive to the discharge of the air pressure in storage bin 2, while can make discharge
Gas in powder come back in storage bin 2 by the opposing lower end or opposite upper of recovery tube 401, to ensure that powder
Material is able to recycle without discharging with gas and be lost in vain；This system further includes the shell ontology 701 for the sealing for accommodating powder, shell
Ontology 701 offers input port 702, the opposed front end along powder carry direction along the side of the opposed rear end in powder carry direction
Side be equipped with delivery outlet 703, the both ends in 701 upper edge powder carry direction of shell ontology offer at least a pair of in being correspondingly arranged
The preceding shaft through-hole 705 for being located at the opposed front end along powder carry direction that is pierced by for a helical axis 704 and positioned at along powder carry
The rear shaft through-hole 706 of the opposed rear end in direction, shaft through-hole 706 connects with driving motor 707 after one end of helical axis 704 is piercing in one
Connect, shaft through-hole 705 is connect with spring bearing 708 before the other end is piercing in, storage bin 2 passes through on discharge nozzle 8 and shell ontology 701
Input port 702 is connected to, and being equipped between helical axis 704 and preceding shaft through-hole 705 will be between helical axis 704 and preceding shaft through-hole 705
The powder leaked out in gap is re-fed into the material leakage foldback structure in shell ontology 701, and material leakage foldback structure includes tightly being set to spiral
Be located at the axis steel bushing 709 of side at front axle through-hole 705 on axis 704, offer on axis steel bushing 709 at least one helically type be around in
Its outer circumferential and be in the reverse acting spiral slot 710 that is reversed with 704 direction of rotation of helical axis, 709 outside of axis steel bushing with
There are the first cast gap 713 that cross section is cast between 705 inside of preceding shaft through-hole, rotate in same direction set on helical axis 704
Axis steel bushing 709 on the setting of reverse acting spiral slot 710 keep the first cast between helical axis 704 and preceding shaft through-hole 705 empty
The powder leaked out in gap 713 can be with its rotation and along the negative direction in powder carry direction after flowing into reverse acting spiral slot 710
It returns in shell ontology 701, to play the effect for preventing powder from leaking out outside shell ontology 701.
Specifically, powder recovery tube 401 here includes in the first pipeline section 403 being arranged vertically upward and communicating therewith
Be tilted down the second pipeline section 404 of setting, and the opposite low side of the first pipeline section 403 is connected to recycling through-hole 402, the second pipeline section
404 opposite low side is connected to the top of storage bin 2, is existed using the discharge gas in the first pipeline section 403 being arranged vertically upward
The movement velocity of consumption discharge gas during the powder for pushing its included moves upwards, so that the part in discharge gas
Powder can gradually precipitate, and finally can again drop back into storage bin 2, while the powder that a remaining part does not precipitate also is logical
It crosses the second pipeline section 404 being arranged diagonally downward to back flow back into again in storage bin 2, ensure that with the powder taken out of of discharge gas not
It suffers a loss；Here the first flaring to 403 Directional Extension of the first pipeline section is equipped between the first pipeline section 403 and recycling through-hole 402
Portion 405, the setting of the first expansion mouth 405 has further delayed the speed of service that gas is discharged, to be conducive to the powder that it is carried
The precipitation of material；Here it is equipped between the first pipeline section 403 and the second pipeline section 404 to the second of 404 Directional Extension of the second pipeline section and is expanded
The setting of oral area 406, the second expansion mouth 406 makes the discharge gas by the first pipeline section 403 further reduced flowing velocity, with
Just remaining powder can precipitate in the discharge gas, and be flowed back in storage bin 2 along the second pipeline section 404；Here first is expanded
Oral area 405 is with respect to 1.7 times to 2.5 times that the cross-sectional area of the port of big end is the cross-sectional area of the port of small end relatively；
The cross-sectional area of the port of the opposite big end of second expansion mouth 406 be 1.1 times of the cross-sectional area of the port of opposite small end extremely
1.3 times, the stream of the discharge gas at the second expansion mouth 406 is higher than due to the flow velocity of the discharge gas at the first expansion mouth 405
Speed, so the cross-sectional area of the port of the opposite big end of the first expansion mouth 405 is to the cross-sectional area of the port of opposite small end
Ratio is greater than the cross-sectional area of the cross-sectional area of the port of the opposite big end of the second expansion mouth 406 to the port of opposite small end
Ratio；Here compatible with its shape, size first is equipped in opposite small end recycle sieves in the first expansion mouth 405
407；Compatible with its shape, size second is equipped in second expansion mouth 406 in opposite small end and recycles sieves 408, first
Recycling sieves 407 and second recycles sieves 408 and not only hinders the flow velocity for having delayed discharge gas, at the same time can also stop row
Go out the part powder in gas, it is made to precipitate；Here the first recycling sieves 407 is equipped with and first along its center line direction
The first rotating shaft 409 that expansion mouth 405 is rotatablely connected；Second recycling sieves 408 is equipped with and the second expansion mouth along its center line direction
Second shaft 410 of 406 rotation connections recycles the recycling sieves of sieves 407 and second by the way that gas push first is discharged
408, so that first rotating shaft 409 and the second shaft 410 rotate, the kinetic energy of discharge gas is further consumed, is conducive to subtract
The flow velocity of slow discharge gas；Here in the center line and opposite small end port of the port of 405 opposite big end of the first expansion mouth
The angle of heart line is 52 degree to 68 degree, and the middle part of the first expansion mouth 405 is convexly equipped in the end in the first expansion mouth 405 with respect to big end
The top at the center of mouth and the line at the center of opposite small end port, the traffic direction that gas is discharged by change further delay
Its flow velocity, while increasing flow of the discharge gas in the powder recovery tube 401；Here the second expansion mouth 406 is relatively large
The center line of the port at end and the angle of the center line of opposite small end port are 45 degree to 60 degree, and in the first expansion mouth 405
Portion is convexly equipped in the top at the center of the port with respect to big end and the line at the center of opposite small end port in the second expansion mouth 406,
So that the traffic direction of discharge gas is changed, be conducive to delay its flow velocity, while increasing discharge gas in powder recovery tube
Flow in 401；Here one end that powder recovery tube 401 is connected to the top of storage bin 2 be equipped with communicate therewith by burlap
Manufactured feed back set 411, feed back cover 411 opposing lower end port sides and seam the cast channel penetrated for cast elastic rubber band,
The area of cross section in cast channel is less than the area that feed back covers the cross section of 411 opposing lower end ports, is returned made of burlap
The gas that the setting of material set 411 greatly reduces outside feed back set 411 is reversely scurried into, convenient for the powder come out from powder recovery tube 401
Material preferably enters in storage bin 2.
Further, material leakage foldback structure here further includes being worn for helical axis 704 on 705 inside of shaft through-hole before being fixedly arranged on
The outer steel sleeve 711 crossed, there are the second cast gap 712 that cross section is cast, outer steel between outer steel sleeve 711 and axis steel bushing 709
The length of shaft through-hole 705 before the setting of set 711 is no longer limited by, to select the outer steel sleeve 711 of different length as needed, with
Ensure that powder does not leak out, improves the scope of application；Here the end face close to 701 one end of shell ontology and axis steel on outer steel sleeve 711
Close to the end face of 701 one end of shell ontology on set 709, the powder convenient for leaking out can be fast under the guiding role of outer steel sleeve 711
Enter in reverse acting spiral slot 710 fastly；Here notch and axis steel bushing 709 of the reverse acting spiral slot 710 close to 701 one end of shell ontology
The end face of abutting end is connected to, and the powder convenient for leaking out preferably enters reverse acting spiral slot 710；Here reverse acting spiral slot 710 leans on
The pocket bottom of nearly 701 one end of shell ontology, which is cut, to be equipped with along the negative direction of powder carry and the face of slope of inwardly angled setting, just
It preferably flows back in shell ontology 701 in powder in reverse acting spiral slot 710, while also can to a certain extent stop in shell ontology 701
Powder leak out；Here the number of turns in reverse acting spiral slot 710 is at least 3 circles, simple in structure, convenient for manufacture；Here axis steel
Set 709 is cylindrical structure, and the reverse acting spiral slot 710 being opened on axis steel bushing 709 is in cylindrical screw wire shaped, simple in structure,
It is easily manufactured；Here axis steel bushing 709 is conical structure, and the relatively small end of axis steel bushing 709 is adjacent with shell ontology 701, opens up
It is in trochoid spiral wire shaped in the reverse acting spiral slot 710 on axis steel bushing 709, further improves the function that blocking powder leaks out；
Here the number of helical axis 704 is two and is set in shell ontology 701 parallel along powder carry direction, two helical axis
704 direction of rotation is on the contrary, correspondingly, the logarithm of rear shaft through-hole 706 and preceding shaft through-hole 705 is two pairs, each on every helical axis 704
If there are one material leakage foldback structures, batch mixing mixing effect is improved.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although feed pipe 1, storage bin 2, feed pump 3, powder recovery tube 401, recycling through-hole is used more herein
402, the first pipeline section 403, the second pipeline section 404, the first expansion mouth 405, the second expansion mouth 406, first recycling sieves 407, the
Two recycling sieves 408, first rotating shaft 409, the second shaft 410, feed back set 411, shell ontology 701, input port 702, delivery outlet
703, helical axis 704, preceding shaft through-hole 705, rear shaft through-hole 706, driving motor 707, spring bearing 708, axis steel bushing 709, reversed
The terms such as helicla flute 710, outer steel sleeve 711, the second cast gap 712, the first cast gap 713, discharge nozzle 8, but be not precluded
Use the possibility of other terms.The use of these items is only for more easily describe and explain the essence of the present invention；
They are construed to any one of the additional limitations and are all disagreed with spirit of that invention.
Claims (9)
1. a kind of energy-saving dry mash supply system, including feed pipe（1）And storage bin（2）, the feed pipe（1）One end
With storage bin（2）Top connection, the feed pipe（1）It is equipped at least one feed pump（3）, the storage bin（2）
Pass through discharge nozzle（8）, further include the shell ontology for the sealing for accommodating powder（701）, the shell ontology（701）Along powder carry side
To the side of opposed rear end offer input port（702）, along powder carry direction opposed front end side be equipped with delivery outlet
（703）, the shell ontology（701）The both ends in upper edge powder carry direction offer at least a pair of in one spiral shell of confession being correspondingly arranged
Spin axis（704）What is be pierced by is located at the preceding shaft through-hole of the opposed front end along powder carry direction（705）With positioned at along powder carry side
To opposed rear end rear shaft through-hole（706）, the helical axis（704）One end be piercing in one after shaft through-hole（706）With drive
Dynamic motor（707）Connection, the other end are piercing in preceding shaft through-hole（705）With spring bearing（708）Connection, the storage bin（2）
Pass through discharge nozzle（8）With shell ontology（701）On input port（702）Connection, it is characterised in that：The storage bin（2）Inside
Offer at least one be used for and powder recovery tube（401）The recycling through-hole of one end connection（402）, the powder recovery tube
（401）The other end and storage bin（2）Top connection；The helical axis（704）With preceding shaft through-hole（705）Between be equipped with will
From helical axis（704）With preceding shaft through-hole（705）Between gap in the powder that leaks out be re-fed into shell ontology（701）Interior material leakage
Foldback structure, the material leakage foldback structure include tightly being set to helical axis（704）It is upper to be located at front axle through-hole（705）Locate the axis of side
Steel bushing（709）, the axis steel bushing（709）On offer at least one helically type be around in its outer circumferential and with the spiral
Axis（704）Direction of rotation is in the reverse acting spiral slot being reversed（710）, the axis steel bushing（709）Outside and preceding shaft through-hole
（705）There are the first cast gaps that cross section is cast between inside（713）.
2. energy-saving dry mash supply system according to claim 1, which is characterized in that the powder recovery tube
（401）Include in the first pipeline section being arranged vertically upward（403）With the second pipeline section of the setting that is tilted down communicated therewith
（404）, first pipeline section（403）Opposite low side with recycling through-hole（402）Connection, second pipeline section（404）'s
Opposite low side and storage bin（2）Top connection；First pipeline section（403）With recycling through-hole（402）Between be equipped with to the
One pipeline section（403）First expansion mouth of Directional Extension（405）；First pipeline section（403）With the second pipeline section（404）Between set
Oriented second pipeline section（404）Second expansion mouth of Directional Extension（406）.
3. energy-saving dry mash supply system according to claim 2, which is characterized in that first expansion mouth（405）Phase
Cross-sectional area to the port of big end is 1.7 times to 2.5 times of the cross-sectional area of the port of opposite small end；Described second
Expansion mouth（406）The cross-sectional area of the port of opposite big end is 1.1 times to 1.3 of the cross-sectional area of the port of opposite small end
Times；First expansion mouth（405）It is equipped with compatible with its shape, size first in interior opposite small end and recycles sieves
（407）；Second expansion mouth（406）The second recycling filtering compatible with its shape, size is equipped in interior opposite small end
Sieve（408）；The first recycling sieves（407）It is equipped with and the first expansion mouth along its center line direction（405）Rotation connection
First rotating shaft（409）；The second recycling sieves（408）It is equipped with and the second expansion mouth along its center line direction（406）Rotation
Second shaft of connection（410）；First expansion mouth（405）The center line of the port of opposite big end and opposite small end port
The angle of center line be 52 degree to 68 degree, and the first expansion mouth（405）Middle part be convexly equipped in the first expansion mouth（405）In it is opposite
The top at the center of the port of big end and the line at the center of opposite small end port；Second expansion mouth（406）It is relatively large
The center line of the port at end and the angle of the center line of opposite small end port are 45 degree to 60 degree, and the first expansion mouth（405）'s
Middle part is convexly equipped in the second expansion mouth（406）In it is upper with respect to the center of the port of big end and the line at the center of opposite small end port
Side.
4. energy-saving dry mash supply system according to claim 1, which is characterized in that the powder recovery tube
（401）With storage bin（2）One end of top connection be equipped with the feed back set made of burlap that communicates therewith（411）, described
Feed back set（411）Opposing lower end port side seams the cast channel penetrated for cast elastic rubber band, the cast channel
The area of interior cross section is less than feed back set（411）The area of the cross section of opposing lower end port.
5. energy-saving dry mash supply system according to claim 1, which is characterized in that the material leakage foldback structure is also
Including being fixedly arranged on preceding shaft through-hole（705）For helical axis on inside（704）The outer steel sleeve passed through（711）, the outer steel sleeve（711）
With axis steel bushing（709）Between there are cross section be cast the second cast gap（712）；The outer steel sleeve（711）It is upper close
Shell ontology（701）The end face of one end and the axis steel bushing（709）Upper close shell ontology（701）The end face of one end.
6. energy-saving dry mash supply system according to claim 5, which is characterized in that the reverse acting spiral slot
（710）Close to shell ontology（701）The notch of one end and axis steel bushing（709）The end face of abutting end is connected to；The reverse acting spiral slot
（710）Close to shell ontology（701）The pocket bottom of one end is cut equipped with along the negative direction of powder carry and inclining for inwardly angled setting
Slope；The reverse acting spiral slot（710）In the number of turns be at least 3 circles.
7. energy-saving dry mash supply system according to claim 5, which is characterized in that the axis steel bushing（709）For
Cylindrical structure is opened in the axis steel bushing（709）On reverse acting spiral slot（710）In cylindrical screw wire shaped.
8. energy-saving dry mash supply system according to claim 5, which is characterized in that the axis steel bushing（709）For
Conical structure, the axis steel bushing（709）Relatively small end and shell ontology（701）It is adjacent, it is opened in the axis steel bushing
（709）On reverse acting spiral slot（710）In trochoid spiral wire shaped.
9. energy-saving dry mash supply system according to claim 5, which is characterized in that the helical axis（704）'s
Number is two and is set to shell ontology parallel along powder carry direction（701）It is interior, the helical axis described in this two（704）Rotation
Direction is on the contrary, correspondingly, the rear shaft through-hole（706）With preceding shaft through-hole（705）Logarithm be two pairs, per the helical axis
（704）On be respectively provided with a material leakage foldback structure.
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