CN108438770B - A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable - Google Patents
A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable Download PDFInfo
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- CN108438770B CN108438770B CN201810340896.6A CN201810340896A CN108438770B CN 108438770 B CN108438770 B CN 108438770B CN 201810340896 A CN201810340896 A CN 201810340896A CN 108438770 B CN108438770 B CN 108438770B
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- blade
- piece
- detachable
- positioning
- arc
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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
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
- B65G33/26—Screws
- B65G33/265—Screws with a continuous helical surface
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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
- B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
- B65G2207/48—Wear protection or indication features
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable, by nine pieces of different detachable blade assemblies, blade tilt adjustment structure, blade locating structure, rotary shaft, tail end baffle and fill a vacancy board group at；The present invention complements each other to form variable diameter variable-pitch screw axle construction using nine pieces of different detachable blade assemblies, using blade tilt adjustable structure, different blade pitch angles can be adjusted as needed, significantly improve feed blocking situation, using detachable blade component structure, so that blade is installed, dismantles and repair cleaning difficulty that is very convenient, and greatly reducing blade；There are many different shape and staggered grooves and convex block for design on blade, and to prevent material from skidding, design has the anti-wear rib of arc to improve blade wear situation on blade.The present invention solves the problems such as putty occurred in screw delivery pump operational process, skidding, abrasion, improves working performance and service life.
Description
Technical field
The invention belongs to machinery fields, and in particular to a kind of blade tilt is adjustable and the disassembly of the variable diameter pitches of anti-skid wearable
Formula delivery pump helical axis.
Background technique
The screw delivery pump of conventional design uses the screw shaft structure of sizing constant pitch, and spiral shaft vane is by being welded and fixed
On helical axis, blade is non-dismountable, and blade pitch angle can not change and blade surface is smooth, the disadvantage is that due to spiral shell
It is fixed for revolving the space of delivery pump conveying material, and space is smaller, very sensitive to material, when screw delivery pump uses one section
After time, the winding of material easily occurs when helical axis rotates, will lead to partial material and be jammed between spiral shaft vane, it can not
Conveying is completed, influences normally to produce, it is unsmooth and the problems such as have little time discharge discharge occur, enables screw delivery pump actual fed
Power is far below its designed capacity.The excessive accumulation of material can also aggravate the abrasion of spiral shaft vane, the working life of shortening device,
When a jam does occur, yield is gently then influenced, power consumption, waste of resource, it is also possible to twist off helical axis, electricity can be burnt out when serious are increased
Machine causes great operating irregularity, causes a significant threat safely to employee's life, and there are biggish security risks.Work as helical feed
Pump work for a period of time after, need to carry out necessary cleaning to remaining material in screw delivery pump, to prevent big impurity or fibre
Dimension property impurity, which enters in machine, to be caused to block, but since the spiral shaft vane in the screw delivery pump of conventional design is welded to spiral
On axis, this design so that screw delivery pump is relatively difficult to clear up, staff needed in cleaning using a large amount of manpower,
Material resources will also devote a tremendous amount of time, large labor intensity, greatly reduce working efficiency, and work as one section of helical feed pump work
After time, spiral shaft vane inevitably will appear the problems such as some either large or small similar blade wears are serious, but due to
Blade is that an entire area is welded on helical axis, as long as so a place, which goes wrong, must replace monolith blade, this nothing
It is doubtful to cause largely to waste, and replacement process is troublesome, will take a significant amount of time.Due to the screw delivery pump of conventional design
The blade pitch angle of middle helical axis is immutable, can not be altered or modified between material and blade according to actual condition demand
Frictional force, cause screw delivery pump not can guarantee when conveying different materials or a variety of change conveying operating condition under have it is preferably defeated
Send effect.In addition, screw delivery pump convey material during, due to spiral shaft vane be it is smooth, easily lead to material and exist
Slipping phenomenon occurs for blade surface, to the problems such as uneven material mixing, feed blocking occur, to substantially reduce spiral transferring
Send the working performance of pump.
Summary of the invention
It is an object of the invention to defects present in the screw delivery pump helical axis for above-mentioned conventional design, provide one
Kind blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable.The present invention is used along material conveying side
It is become larger to spiral shaft vane outer diameter and screw shaft structure that helical axis pitch becomes larger, the conveying being stepped up between pitch
Space effectively reduces the blocking phenomenon of screw delivery pump；It, can be according to conveying object using spiral shaft vane tilt adjustment structure
The characteristic and operating condition of material need, and selection is adjusted to suitable blade pitch angle, change material and interlobate frictional force, more
Be conducive to the conveying of material；By the way of increasing groove and convex block in smooth blade surface, alleviates material and transporting
The slippery conditions occurred in journey enhance so that material mixes more evenly and feed blocking phenomenon obtains a degree of improvement
The working performance of screw delivery pump；Using in smooth blade surface welding be coated with wear-resistant material the anti-wear rib of arc side
Formula alleviates material during transportation to the abrasion of blade, increases the wearability of blade, increases the work longevity of helical axis
Life；Using detachable blade construction, so that blade installation, dismantling and repairing very convenient, and blade is greatly reduced
Difficulty is cleared up, labor intensity is significantly reduced, increases working efficiency.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable, it is characterised in that by
Nine pieces of different detachable blade assemblies, blade tilt adjustment structure, blade locating structure, rotary shaft, tail end baffle and benefit
Lack board group at；Every piece of detachable blade assembly is inclined by the fixed corresponding position on the rotary shaft of blade locating structure, blade
Angle adjustment structure is mounted on every piece of detachable blade assembly, and tail end baffle is welded in the detachable blade assembly of last block
Tail portion, the plate of filling a vacancy between each piece of detachable blade assembly are connected by screw on the rotary shaft；First piece of detachable leaf
Piece component is made of first piece of blade, first blade pedestal, two positioning fang platform, striker plate and sealing rings；Blade tilt tune
Section structure is by adjusting inclination angle square, support plate, groove, center-pole, constant inclination angle screw and constant inclination angle nut to form；It is removable at first piece
It unloads in formula blade assembly, the anti-wear rib of convex block, arc is welded on first piece of blade surface and adjusts inclination angle square and be equipped with recessed
Slot, groove and convex block are staggered on first piece of blade surface, and the depth of each groove and the height of convex block are first piece of leaf
/ 10th of piece thickness；The anti-wear rib of arc is welded on first piece of blade surface, has two arcs anti-on each surface
Rib is worn, and the outer diameter of first anti-wear rib of arc is identical as first piece of outer blade diameter, the anti-wear rib of every arc
The distance between internal diameter and outer diameter are 1/10th of first piece of vane thickness, and the outer diameter of the anti-wear rib of Article 2 arc is less than
The internal diameter of first anti-wear rib of arc, the anti-wear rib internal diameter of first arc and the anti-wear rib outer diameter of Article 2 arc
The distance between be first piece of vane thickness 1/10th, the cross-sectional shape of the anti-wear rib of every arc is square,
The height of the anti-wear rib of every arc is 1/10th of first piece of vane thickness；Inclination angle square is adjusted to be welded in first piece of blade
Surface bottom portion, welding has one laterally cylindrical to lead to there are three inclination angle square is adjusted on the square of each tunes inclination angle on every piece of blade surface
Hole and a longitudinal cylindrical hole are front with the surface that material first contacts to every piece of blade, and the surface contacted afterwards is reverse side,
Since first piece of blade, inclination angle square is adjusted to be welded on the reverse side of odd number block blade and the front of even numbered blocks blade；First leaf
Two positioning fang platforms and three pairs of support plates, the internal diameter and the diameter phase of rotary shaft of first blade pedestal are welded on piece pedestal
Together, first blade base thickness is identical as first piece of vane thickness, and two positioning fang platforms are symmetrical with first blade pedestal
Axial centre face is welded on first blade base outer surface, positioning fang platform height be first piece of vane thickness ten/
One, there is a longitudinal cylindrical positioning through hole in positioning fang platform, positioning through hole diameter is three points for positioning fang platform cross section side length
Two, positioning through hole will position fang platform and penetrate through with first blade pedestal；Striker plate is welded on the appearance of first blade pedestal
On face and first piece of blade bottom is fitted in, striker plate cross-sectional shape is rectangle, and striker plate is with a thickness of first piece of blade thickness
/ 20th of degree, highly 1/10th for first piece of vane thickness；Sealing ring is mounted on striker plate and first blade
Between；Setting striker plate and sealing ring are to prevent that material leakage phenomenon occurs when adjusting blade tilt.Nine pieces of detachable blade groups
The structure of part is identical, and size is different, and along material conveying direction, the outer diameter of every piece of detachable blade assembly is become larger,
Variation range is 240cm~370cm, and the axial length of every piece of detachable blade assembly becomes larger, variation range 190cm
~330cm, nine pieces of different detachable blade assemblies complement each other to form spiral shaft vane structure；Have in rotary shaft two it is right
Claim the positioning groove of distribution, the positioning in positioning groove width and detachable blade assembly location structure in two positioning fang platforms
The diameter of through-hole is identical.
Blade tilt adjustment structure described further is by adjusting inclination angle square, support plate, groove, center-pole, constant inclination angle screw
It is formed with constant inclination angle nut, wherein adjust inclination angle square to be welded in blade surface bottom, support plate is welded on blade pedestal, recessed
Slot position is on blade pedestal, and for the width of groove slightly larger than the width for adjusting inclination angle square, depth of groove is the one of blade base thickness
Half, center-pole is by being fixedly welded between support plate, and there are five through-hole on center-pole, the angle of five through-holes between any two is
1 °, center-pole passes through the lateral cylindrical hole adjusted on the square of inclination angle, then square band movable vane piece in inclination angle can be adjusted to rotate by rotation,
When blade tilt turns to required position, is passed through using constant inclination angle screw and adjust longitudinal cylindrical hole on the square of inclination angle in
Corresponding through-hole cooperates constant inclination angle nut that inclination angle square will be adjusted to be fixed together with center-pole again on core bar.
Blade locating structure described further is made of positioning groove, positioning fang platform and positioning screw, when detachable leaf
Piece component is placed into the corresponding position in rotary shaft, and the positioning through hole positioned in fang platform is aligned with the positioning groove in rotary shaft
So that detachable blade assembly and rotary shaft is linked together by positioning screw again afterwards can be completed to detachable blade group
The positioning of part.
The detachable blade assembly different from pitch using nine pieces of outer diameters described further is complemented each other to form along material
The spiral shaft vane structure that conveying direction spiral shaft vane outer diameter becomes larger and helical axis pitch becomes larger, makes each pitch
Volume of material capacity be greater than the sum of the inventory before this pitch in each pitch.
It is described further use blade tilt adjustment structure, blade pitch angle can according to actual condition demand, select 1 °,
One in 2 °, 3 ° and 4 ° four kinds of angles is reasonably adjusted.
Fluted and convex block each 13, groove on blade surface described further in every piece of detachable blade assembly
It is staggered over the paddle with convex block and tilt angle is between 20 °~60 °.The shape of blade surface upper groove and convex block
Single crescent, arc, circle, ellipse, triangle, square or other polygon can be designed to according to operating condition needs
Shape can also be designed to the multiple combinations of these shapes, as having crescent shaped groove, circular groove and triangle on blade surface simultaneously
Connected in star and arc bump, oval convex block and square convex block.
It is described further be welded on blade on the anti-wear rib of arc and the anti-wear rib surface of arc be coated with it is wear-resisting
Material will form one layer of air film in material transportation process, on the blade surface between rib bottom.
Two symmetrical positioning grooves in rotary shaft described further, depth of groove be rotate shaft diameter four/
One, the detachable blade assembly for installing various different pitches can be connected by screw to.
The positive effect of the present invention is: using nine pieces of outer diameters detachable blade assembly mutual cooperation shape different from pitch
At the spiral shaft vane structure become larger along material conveying direction spiral shaft vane outer diameter and helical axis pitch becomes larger, make
The volume of material capacity of each pitch is greater than the sum of the inventory before this pitch in each pitch, to prevent going out for blocking phenomenon
It is existing；Using blade tilt adjustment structure, material conveying can be kept more smooth to required position by adjusting blade tilt, further
Solve the problems, such as putty of screw delivery pump during conveying material；There is groove and convex block on blade, increase material
Frictional force in transmission process between material and blade, prevents material from having skidded phenomenon；Arc abrasionproof is welded on blade
Rib is damaged, one layer of air film will be formed in material transportation process, on the blade surface between rib bottom, due to arc abrasionproof
The presence for damaging rib and air film, can reduce abrasion of the material to blade, increase the working life of screw delivery pump；Using removable
Formula blade construction is unloaded, so that blade is installed, dismantles and repair cleaning difficulty that is very convenient, and greatly reducing blade, is had
Labor intensity is reduced to effect, is improved work efficiency；Positioning groove in rotary shaft uses strip structure, then when need using
When the detachable blade assembly of other pitches, the positioning through hole on detachable blade assembly, which can be aligned in rotary shaft, to be determined
Position groove, can be linked together detachable blade assembly with rotary shaft by positioning screw, i.e., this rotary shaft can cooperate
The detachable blade assembly of various difference pitches uses.
Detailed description of the invention
Invention is further described in detail with reference to the accompanying drawings and examples.
Fig. 1 is the axonometric schematic diagram of helical axis of the present invention
Fig. 2 is the main view of helical axis of the present invention
Fig. 3 is the schematic diagram of blade of the present invention
Fig. 4 is the three-view diagram and axonometric drawing of blade pedestal of the present invention
Fig. 5 is the three-view diagram of support plate of the present invention
Fig. 6 is the axonometric drawing of separable blade component of the present invention and the exploded view of blade tilt adjustment structure
Fig. 7 is the three-view diagram of rotary shaft of the present invention
In Fig. 1-Fig. 7,1 is plate of filling a vacancy, and 2 be fang platform of filling a vacancy, and 3 be screw, and 4 be second piece of blade, and 5 be second piece detachable
Formula blade assembly, 6 be second blade pedestal, and 7 be the 4th piece of blade, and 8 be the 4th piece of detachable blade assembly, and 9 be the 4th
A blade pedestal, 10 be positioning screw, and 11 be the 6th piece of blade, and 12 be the 6th piece of detachable blade assembly, and 13 be the 6th
Blade pedestal, 14 be positioning fang platform, and 14-1 is positioning through hole, and 15 be the 8th piece of blade, and 16 be the 8th piece of detachable blade group
Part, 17 be the first blade tilt adjustment structure, and 17-1 is first constant inclination angle screw, and 17-2 is the first tune inclination angle square, 17-3
It is first center-pole, 17-4 is the first support plate, and 17-5 is first groove, and 17-6 is first constant inclination angle nut, and 18 are
Second blade tilt adjustment structure, 18-1 are second constant inclination angle screws, and 18-2 is the second tune inclination angle square, and 18-3 is second
Center-pole, 18-4 are the second support plates, and 18-5 is second groove, and 18-6 is second constant inclination angle nut, and 19 be the 8th leaf
Piece pedestal, 20 be tail end baffle, and 21 be rotary shaft, and 21-1 is positioning groove, and 22 be the anti-wear rib of arc, and 22-1 is the first arc
The anti-wear rib of shape, 22-2 are the anti-wear ribs of the second arc, and 23 be the 9th blade pedestal, and 24 be the 9th piece of detachable leaf
Piece component, 25 be the 9th piece of blade, and 26 be crescent shaped groove, and 27 be arc bump, and 28 be the 7th blade pedestal, and 29 be the 7th
The detachable blade assembly of block, 30 be the 7th piece of blade, and 31 be the 5th blade pedestal, and 32 be the 5th piece of detachable blade group
Part, 33 be the 5th piece of blade, and 34 be third blade pedestal, and 35 be the detachable blade pedestal of third block, and 36 be third block leaf
Piece, 37 be first blade pedestal, and 38 be first piece of detachable blade assembly, and 39 be first piece of blade, and 40 be sealing ring, 41
It is striker plate.
Specific embodiment
As shown in Fig. 1-Fig. 7, a kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump spiral of anti-skid wearable
Axis is kept off by nine pieces of different detachable blade assemblies, blade tilt adjustment structure, blade locating structure, rotary shaft 21, tail end
Plate 20 and the composition of plate 1 of filling a vacancy；Every piece of detachable blade assembly is fixed on corresponding in rotary shaft 21 by blade locating structure
Position, blade tilt adjustment structure are mounted on every piece of detachable blade assembly, tail end baffle 20 be welded in the 9th piece it is removable
24 tail portion of formula blade assembly is unloaded, the plate 1 of filling a vacancy between each piece of detachable blade assembly is connected to rotary shaft 21 by screw 3
On；In the present embodiment, respectively there are the crescent shaped groove 26 of 13 single shapes and the arc bump of single shape on blade surface
27, and crescent shaped groove 26 and arc bump 27 are staggered over the paddle, tilt angle is 30 °；Described first piece
Detachable blade assembly 38 is by first piece of blade, 39, first blade pedestals 37, positioning fang platform 14, striker plate 41 and sealing ring
40 compositions, wherein be welded with the anti-wear rib 22, first of arc bump 27, arc on first piece of 39 surface of blade and adjust inclination angle side
Block 17-2 and two second tune inclination angle square 18-2 and be equipped with crescent shaped groove 26, crescent shaped groove 26 and arc bump 27 interlock
It is arranged on first piece of 39 surface of blade, the depth of each crescent shaped groove 26 and the height of arc bump 27 are first piece of blade
/ 10th of 39 thickness, the anti-wear rib 22 of arc is by the anti-wear rib 22-1 of the first arc and the anti-wear rib of the second arc
22-2 composition, the outer diameter of the anti-wear rib 22-1 of the first arc is identical as first piece of 39 outer diameter of blade, the anti-wear muscle of the first arc
The distance between internal diameter and outer diameter of 22-1 are 1/10th of first piece of 39 thickness of blade, the anti-wear rib of the first arc
The height of 22-1 is 1/10th of first piece of 39 thickness of blade, and the outer diameter of the anti-wear rib 22-2 of the second arc is less than the first arc
The internal diameter of the anti-wear rib 22-1 of shape, the internal diameter of the anti-wear rib 22-1 of the first arc and the anti-wear rib 22-2's of the second arc
The distance between outer diameter is 1/10th of first piece of 39 thickness of blade, the internal diameter and outer diameter of the anti-wear rib 22-2 of the second arc
The distance between be 1/10th of first piece of 39 thickness of blade, the height of the anti-wear rib 22-2 of the second arc is first piece of leaf
/ 10th of 39 thickness of piece, the cross-sectional shape of the anti-wear rib 22-1 of the first arc and the anti-wear rib 22-2 of the second arc
It is square, and is coated with wear-resistant material on anti-wear 22 surface of rib of arc, in material transportation process, between rib bottom
Blade surface on will form one layer of air film, the first tune inclination angle square 17-2 and two second tune inclination angle square 18-2 is welded in
First piece of 39 surface bottom portion of blade has a lateral cylindrical hole and a longitudinal cylindrical hole on the square of each tune inclination angle, right
Every piece of blade is front with the surface that material first contacts, and the surface contacted afterwards is reverse side, and since first piece of blade 39, tune inclines
Angle square is welded on the reverse side of odd number block blade and the front of even numbered blocks blade；Two are welded on first blade pedestal 37 to determine
Position 14, first support plate 17-4 of fang platform and two the second support plate 18-4, the internal diameter of first blade pedestal 37 and rotation
The diameter of axis 21 is identical, and first 37 thickness of blade pedestal is identical as first piece of 39 thickness of blade, and two positioning fang platforms 14 are symmetrical
It is welded on first 37 outer surface of blade pedestal in the axial centre face of first blade pedestal 37, positioning 14 height of fang platform is
/ 10th of first piece of 39 thickness of blade have a longitudinal cylindrical positioning through hole 14-1, positioning through hole in positioning fang platform 14
14-1 diameter is position 14 cross section side length of fang platform 2/3rds, and positioning through hole 14-1 will position fang platform 14 and first blade
Pedestal 37 penetrates through；Striker plate 41 is welded on the outer surface of first blade pedestal 37 and fits in first piece of 39 bottom of blade,
41 cross-sectional shape of striker plate is rectangle, and striker plate 41 is highly with a thickness of 1st/20th of first piece of 39 thickness of blade
/ 10th of first piece of 39 thickness of blade；Sealing ring 40 is mounted between striker plate 41 and first piece of blade 39；Backgauge is set
Plate 41 and sealing ring 40 are to prevent that material leakage phenomenon occurs when adjusting blade tilt.The structure phase of nine pieces of detachable blade assemblies
Together, size is different, and along material conveying direction, the outer diameter of every piece of detachable blade assembly is become larger, and variation range is
The axial length of 240cm~370cm, every piece of detachable blade assembly become larger, variation range be 190cm~330cm, nine
The block outer diameter detachable blade assembly different from pitch complement each other to form along material conveying direction spiral shaft vane outer diameter by
The spiral shaft vane structure that gradual change is big and helical axis pitch becomes larger, makes the volume of material capacity of each pitch be greater than this pitch
The sum of inventory in each pitch in front.
There are three the blade tilt adjustment structure is total on every piece of detachable blade assembly, first blade tilt
Adjustment structure 17 and two the second blade tilt adjustment structures 18, wherein the first blade tilt adjustment structure 17 is adjusted by first inclines
Angle square 17-2, the first support plate 17-4, first groove 17-5, first center-pole 17-3, first constant inclination angle screw 17-
1 and first constant inclination angle nut 17-6 is formed；First tune inclination angle square 17-2 is welded in first piece of 39 surface bottom portion of blade, and first
Adjusting has a lateral cylindrical hole and a longitudinal cylindrical hole, the first support plate 17-4 to be welded on first on inclination angle square 17-2
On a blade pedestal 37, first groove 17-5 is located on first blade pedestal 37, and the width of first groove 17-5 is bigger
In the width that first adjusts inclination angle square 17-2, first groove 17-5 depth is the half of first 37 thickness of blade pedestal, the
One center-pole 17-3 has 5 through-holes by being fixedly welded between the first support plate 17-4 on first center-pole 17-3, and 5
The angle of a through-hole between any two is 1 °, and first center-pole 17-3 passes through laterally cylindrical on the first tune inclination angle square 17-2
Through-hole then can adjust square 17-2 in inclination angle that first piece of blade 39 is driven to rotate by rotation first, when first piece of 39 inclination angle of blade turns
When moving required position, first is passed through using first constant inclination angle screw 17-1 and adjusts longitudinal cylinder on inclination angle square 17-2 logical
Corresponding through-hole cooperates first constant inclination angle nut 17-6 to adjust inclination angle square 17- for first again on hole and first center-pole 17-3
2 are fixed together with first center-pole 17-3, then blade pitch angle can according to actual condition demand, select 1 °, 2 °, 3 ° and
One in 4 ° of four kinds of angles is reasonably adjusted.First blade tilt adjustment structure 17 and the second blade tilt adjustment structure 18
Structure it is identical, size is different.
The blade locating structure is made of positioning groove 21-1, positioning fang platform 14 and positioning screw 10, when detachable
Blade assembly is placed into the corresponding position in rotary shaft 21, and positioning fang platform 14 is aligned with the positioning groove 21-1 in rotary shaft 21
So that detachable blade assembly and rotary shaft 21 is linked together by positioning screw 10 again afterwards can be completed to detachable leaf
The positioning of piece component.
There are two symmetrical positioning groove 21-1 in the rotary shaft 21, the width of positioning groove 21-1 and two determine
The diameter of positioning through hole 14-1 in the fang platform 14 of position is identical, the depth of positioning groove 21-1 be 21 diameter of rotary shaft four/
One, the detachable blade assembly of the various different pitches of installation can be connected by screw 3.
In conjunction with Fig. 1-Fig. 7, a kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump spiral of anti-skid wearable
When axis works, material enters screw delivery pump from feed inlet, and helical axis rotation is generated due to the gravity of material and with groove body wall
Frictional force moves forward material under the push of blade along delivery pump slot bottom, before the movement of material be then by object below
The forward thrust of material closes screw delivery pump, removes tilt adjustment when finding that screw delivery pump can not convey material well
Constant inclination angle screw in structure, rotation adjust square band movable vane piece in inclination angle to rotate, so that blade is in optimal tilt angle, work as blade
After optimum tilt angle, phase on the longitudinal cylindrical hole and center-pole adjusted on the square of inclination angle is passed through using constant inclination angle screw
The through-hole answered cooperates constant inclination angle nut that blade pitch angle can be fixed on to optimum position again, then restarts screw delivery pump
Afterwards, material conveying can be made more smooth, when material touches crescent shaped groove 26 and arc bump 27 on blade surface, material
Frictional force will be generated between blade prevents material from having skidded phenomenon, when material touches the anti-wear rib 22 of arc, by
The presence of air film, alleviates material to the mill of blade surface between the anti-wear rib 22 of arc and the anti-wear rib 22 of arc
Damage will determine from discharge port output when detachable blade assembly needs repairing or clears up after material reaches helical axis tail portion
Position screw 10 is backed out and can remove detachable blade assembly from rotary shaft 21, detachable blade assembly complete maintenance or
After cleaning, the corresponding position that detachable blade is installed in rotary shaft by positioning screw 10 is reused.
The above is the invention patent about blade tilt is adjustable and the embodiment of variable diameter pitches delivery pump helical axis
, but the invention patent should not be limited to the embodiment and attached drawing disclosure of that.It is all not depart from the invention patent
The equivalent or modification completed under disclosed spirit, both falls within the range of the invention patent protection.
Claims (6)
1. a kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable, it is characterised in that by nine
It the different detachable blade assembly of block, blade tilt adjustment structure, blade locating structure, rotary shaft, tail end baffle and fills a vacancy
Board group at；Every piece of detachable blade assembly passes through the fixed corresponding position on the rotary shaft of blade locating structure, blade tilt
Adjustment structure is mounted on every piece of detachable blade assembly, and tail end baffle is welded in the detachable blade assembly tail of last block
Portion, the plate of filling a vacancy between each piece of detachable blade assembly are connected by screw on the rotary shaft；First piece of detachable blade
Component is made of first piece of blade, first blade pedestal, two positioning fang platform, striker plate and sealing rings；Blade tilt is adjusted
Structure is by adjusting inclination angle square, support plate, groove, center-pole, constant inclination angle screw and constant inclination angle nut to form；It is detachable at first piece
In formula blade assembly, it is welded with the anti-wear rib of convex block, arc on first piece of blade surface and adjusts inclination angle square and is equipped with groove,
Groove and convex block are staggered on first piece of blade surface, and the depth of each groove and the height of convex block are first piece of blade thickness
/ 10th of degree；The anti-wear rib of arc is welded on first piece of blade surface, has two arcs anti-wear on each surface
Rib, and the outer diameter of first anti-wear rib of arc is identical as first piece of outer blade diameter, the anti-wear rib internal diameter of every arc
The distance between outer diameter is 1/10th of first piece of vane thickness, and the outer diameter of the anti-wear rib of Article 2 arc is less than first
The internal diameter of the anti-wear rib of arc, between the anti-wear rib internal diameter of first arc and the anti-wear rib outer diameter of Article 2 arc
Distance be first piece of vane thickness 1/10th, the cross-sectional shape of the anti-wear rib of every arc is square, every
The height of the anti-wear rib of arc is 1/10th of first piece of vane thickness；Inclination angle square is adjusted to be welded in first piece of blade surface
Bottom, on every piece of blade surface welding there are three inclination angle square is adjusted, have on the square of each tunes inclination angle a transverse direction cylindrical hole and
One longitudinal cylindrical hole, to every piece of blade, with surface that material first contacts for front, the surface contacted afterwards is reverse side, from the
One piece of blade starts, and inclination angle square is adjusted to be welded on the reverse side of odd number block blade and the front of even numbered blocks blade；First blade bottom
Two positioning fang platforms and three pairs of support plates are welded on seat, the internal diameter of first blade pedestal and the diameter of rotary shaft are identical, the
One blade base thickness is identical as first piece of vane thickness, and two positioning fang platforms are symmetrical in the axial direction of first blade pedestal
Heart face is welded on first blade base outer surface, and positioning fang platform height is 1/10th of first piece of vane thickness, fixed
There is a longitudinal cylindrical positioning through hole in the fang platform of position, positioning through hole diameter is position fang platform cross section side length 2/3rds, fixed
Position through-hole will position fang platform and penetrate through with first blade pedestal；Striker plate is welded on the outer surface of first blade pedestal and pastes
Together in first piece of blade bottom, striker plate cross-sectional shape is rectangle, and striker plate is with a thickness of the 20 of first piece of vane thickness
/ mono-, highly 1/10th for first piece of vane thickness；Sealing ring is mounted between striker plate and first blade；Setting
Striker plate and sealing ring are to prevent that material leakage phenomenon occurs when adjusting blade tilt；The structure phase of nine pieces of detachable blade assemblies
Together, size is different, and along material conveying direction, the outer diameter of every piece of detachable blade assembly is become larger, and variation range is
The axial length of 240cm~370cm, every piece of detachable blade assembly become larger, variation range be 190cm~330cm, nine
The different detachable blade assembly of block complements each other to form spiral shaft vane structure；In blade tilt adjustment structure, tune inclines
Angle square is welded in blade surface bottom, and support plate is welded on blade pedestal, and groove is located on blade pedestal, the width of groove
Slightly larger than the width for adjusting inclination angle square, depth of groove is the half of blade base thickness, and center-pole is by being fixedly welded on support
Between plate, there are five through-holes on center-pole, and the angle of five through-holes between any two is 1 °, and center-pole, which passes through, to be adjusted on the square of inclination angle
Lateral cylindrical hole then can adjust square band movable vane piece in inclination angle to rotate by rotation, when blade tilt turns to required position,
Corresponding through-hole on the longitudinal cylindrical hole and center-pole adjusted on the square of inclination angle, which is passed through, using constant inclination angle screw cooperates constant inclination again
Angle nut will adjust inclination angle square to be fixed together with center-pole；Blade locating structure is by positioning groove, positioning fang platform and positioning spiral shell
Nail composition will position the positioning through hole in fang platform and rotation when detachable blade assembly is placed into the corresponding position in rotary shaft
Detachable blade assembly and rotary shaft is set to link together by positioning screw again after positioning groove alignment in shaft
Complete the positioning to detachable blade assembly；Have two symmetrical positioning grooves in rotary shaft, positioning groove width with
The diameter of positioning through hole in detachable blade assembly location structure in two positioning fang platforms is identical.
2. a kind of blade tilt according to claim 1 is adjustable and the variable diameter pitches detachable delivery pump of anti-skid wearable
Helical axis, it is characterised in that: complemented each other to form using nine pieces of outer diameters detachable blade assembly different from pitch along material
The spiral shaft vane structure that conveying direction spiral shaft vane outer diameter becomes larger and helical axis pitch becomes larger, makes each pitch
Volume of material capacity be greater than the sum of the inventory before this pitch in each pitch.
3. a kind of blade tilt according to claim 1 is adjustable and the variable diameter pitches detachable delivery pump of anti-skid wearable
Helical axis, it is characterised in that: have blade tilt adjustment structure, blade pitch angle can according to actual condition demand, select 1 °,
One in 2 °, 3 ° and 4 ° four kinds of angles is reasonably adjusted.
4. a kind of blade tilt according to claim 1 is adjustable and the variable diameter pitches detachable delivery pump of anti-skid wearable
Helical axis, it is characterised in that: fluted and convex block each 13 on the blade surface in every piece of detachable blade assembly, groove
It is staggered over the paddle with convex block and tilt angle is between 20 °~60 °；The shape of blade surface upper groove and convex block
Single crescent, arc, circle, ellipse, triangle, square or other polygon can be designed to according to operating condition needs
Shape can also be designed to the multiple combinations of these shapes.
5. a kind of blade tilt according to claim 1 is adjustable and the variable diameter pitches detachable delivery pump of anti-skid wearable
Helical axis, it is characterised in that: be welded on blade on the anti-wear rib of arc and the anti-wear rib surface of arc be coated with it is wear-resisting
Material will form one layer of air film in material transportation process, on the blade surface between rib bottom.
6. a kind of blade tilt according to claim 1 is adjustable and the variable diameter pitches detachable delivery pump of anti-skid wearable
Helical axis, it is characterised in that: two symmetrical positioning grooves in rotary shaft, depth of groove be rotate shaft diameter four/
One, the detachable blade assembly for installing various different pitches can be connected by screw to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810340896.6A CN108438770B (en) | 2018-04-17 | 2018-04-17 | A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810340896.6A CN108438770B (en) | 2018-04-17 | 2018-04-17 | A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable |
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| Publication Number | Publication Date |
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| CN108438770A CN108438770A (en) | 2018-08-24 |
| CN108438770B true CN108438770B (en) | 2019-08-23 |
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| CN201810340896.6A Expired - Fee Related CN108438770B (en) | 2018-04-17 | 2018-04-17 | A kind of blade tilt is adjustable and the variable diameter pitches detachable delivery pump helical axis of anti-skid wearable |
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| CN110292881B (en) * | 2019-08-02 | 2022-01-18 | 湘潭大学 | Spiral and blade type composite stirrer with special-shaped dispersion disc and comb spoiler |
| CN111207916B (en) * | 2020-01-09 | 2021-01-12 | 东南大学 | Blade inclination angle adjustable rubs device |
| CN111468039A (en) * | 2020-04-15 | 2020-07-31 | 湖北民生生物医药有限公司 | A high stability loading attachment for epoxy progesterone production usefulness |
| CN113023271B (en) * | 2021-03-15 | 2022-06-14 | 福建省三明市三洋造纸机械设备有限公司 | Start high-efficient smooth and easy wood chip transmission equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2165256Y (en) * | 1993-09-25 | 1994-05-18 | 薛彬 | Vertical pneumatic screw pump |
| JP2001121118A (en) * | 1999-10-22 | 2001-05-08 | Hayashida Tekko:Kk | Garbage disposer |
| JP2011126694A (en) * | 2009-12-21 | 2011-06-30 | Koji Miyamoto | Screw conveyor having a plurality of discharge ports |
| CN102241328A (en) * | 2010-05-10 | 2011-11-16 | 刘风光 | Rotary type coal feeder with controllable input quantity |
| CN202296216U (en) * | 2011-09-26 | 2012-07-04 | 吉林省舒兰合成药业股份有限公司 | High-inclination-angle tube type screw conveyer |
| CN103662685A (en) * | 2013-11-25 | 2014-03-26 | 大连广聚塑料制品有限公司 | Automatic loading device |
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