CN105408631B - Single-screw (single screw) pump and the wind-driven water pumping system using the single-screw (single screw) pump - Google Patents
Single-screw (single screw) pump and the wind-driven water pumping system using the single-screw (single screw) pump Download PDFInfo
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- CN105408631B CN105408631B CN201480039710.3A CN201480039710A CN105408631B CN 105408631 B CN105408631 B CN 105408631B CN 201480039710 A CN201480039710 A CN 201480039710A CN 105408631 B CN105408631 B CN 105408631B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Wind Motors (AREA)
Abstract
The present invention relates to a kind of positive displacement pump, the wind-driven water pumping system of more particularly to a kind of screw pump and wind motor drive screw pumping water.Its purpose is to provide that a kind of good seal performance, transfer efficiency are high, delivery port pressure is big, interior leakage less, use a kind of a kind of wind-driven water pumping system that single-screw (single screw) pump and wind energy utilization be high, simple in construction, small volume, operating cost are low of safety.A kind of single-screw (single screw) pump of the present invention and wind-driven water pumping system are including screw rod and the interior lower seal cylinder being matched therewith, round platform axis pass through sintering graphite oil sealing sealing with interior lower seal cylinder, the outer loop material of sintering graphite oil sealing is nitrile rubber, the interior loop material of sintering graphite oil sealing is sintering graphite, the side of lower sealing lip and round platform axis is rotatably in sealing contact, and the inner side of the inner ring of sintering graphite oil sealing and the periphery of main shaft are rotatably in sealing contact.
Description
Technical field
The present invention relates to a kind of positive displacement pump, more particularly to a kind of screw pump and wind motor drive screw pumping water
Wind-driven water pumping system.
Background technology
Screw pump belongs to one kind of impeller pump, has advantages below compared with reciprocating pump：
(1) there is the stationarity that centrifugal pump is operated, noiseless (only hears motor sound), delivery port pressure hour is existing without oil leak
As being not required to the auxiliary devices such as effluent oil recovery device and water cooling；
(2) the characteristics of there is positive displacement pump efficiency high, and displacement constant (constant speed) during pressure change；
(3) leakage point is few, maintenance is small, maintenance cost is low, maintenance time is short.
However, screw pump causes the oil product that is only used for transfer of highly viscous because of its Sealing Technology fallen behind, conveying thin oil or
The efficiency comparison of water is low, and liquid is easily spilt from sealing ring, and the discharge pressure of delivery port can not be too high, and otherwise interior leakage increases
Plus, influence pump safe handling.
It is used as a kind of cheap, reliable, without greenhouse gas emission Novel wind pumping system, wind-driven water pumping system
The installation of system is increased with the speed per year over 30%.Wind-driven water pumping worldwide obtains increasingly extensive answer
With having formed global industry of the annual value of production more than 5,000,000,000 dollars.But, independently use the small of water for outlying district
Type wind-driven water pumping system also needs to overcome many technical difficult points could extensive use.
Wind energy is converted to mechanical energy and drives single-screw (single screw) pump operating to draw water by wind-driven water pumping system.In a broad sense, it
It is a kind of using the sun as thermal source, the heat energy utilization type single-screw (single screw) pump by working media of air.What wind-driven water pumping was utilized is nature
The energy, drawn water with respect to diesel oil, electricity draw water it is much better.
Existing wind turbine, which is not directly used in, to draw water, and the shape of existing wind turbine left wing plate and right wing plate cross section
Shape is concavo-convex aerofoil profile.Grope by long-term practice, the left wing plate and right wing plate of such a shape are relatively low for the utilization rate of wind energy.
The content of the invention
The purpose of the present invention is to overcome disadvantages mentioned above there is provided a kind of good seal performance, transfer efficiency be high, delivery port pressure
Greatly, it is interior to leak less, use the single-screw (single screw) pump of safety.It is a further object to provide a kind of wind energy utilization height, structure letter
The low wind-driven water pumping system of list, small volume, operating cost.
A kind of single-screw (single screw) pump of the present invention includes screw rod and interior lower seal cylinder, and screw rod is fitted in interior lower seal cylinder.In described
Lower seal cylinder is provided with water inlet and delivery port.The screw rod top is sequentially provided with the round platform axis and main shaft being formed integrally with it, spiral shell
Bar, round platform axis, main shaft constitute screw shaft, and outer screw diameter is more than or equal to round platform axis lower end diameter, and round platform axis lower end diameter is more than upper
Diameter is held, round platform axis upper end diameter is more than or equal to major axis diameter, and interior lower seal cylinder upper end is provided with passes through groove and boss phase with it
The circumferential uniform screw of the interior upper seal bore being mutually fitted and fixed with, groove and boss, round platform axis pass through sintering graphite with interior lower seal cylinder
Oil sealing sealing, sintering graphite oil sealing is made up of outer ring and the inner ring being embedded in outer ring, and outer loop material is nitrile rubber, interior loop material
Expect for sintering graphite, the inner side of outer ring bottom is lower sealing lip, and lower sealing lip and round platform axis side are rotatably in sealing contact, interior
The upper sealing lip and main shaft periphery of circle are rotatably in sealing contact, the inner side of the upper sealing lip of inner ring and the lower sealing lip of outer ring
Between have and be fixed with prefastening force spring between gap, interior upper seal bore and sintering graphite oil sealing.The prefastening force spring is sleeved on
On main shaft.
A kind of single-screw (single screw) pump of the present invention, wherein the bottom end seal of the interior lower seal cylinder is fixed with lower cover.The screw rod bottom
Portion is raised provided with screw shaft, and screw shaft is raised to be provided with lower bearing between lower cover.
A kind of single-screw (single screw) pump of the present invention, wherein also including wind turbine, driving section and support.The wind turbine includes lower flat
Plate, left wing plate, middle wing plate, right wing plate and upper flat plate.The two ends of the upper flat plate and lower flat board respectively with left wing plate and right wing plate
Be fixedly connected, middle wing plate is fixed on the middle part of upper and lower flat board, left wing plate is identical with right wing plate shape and structure, left wing plate and
Right wing plate is arranged symmetrically centered on the rotation axis of middle wing plate.The cross section of the left wing plate and right wing plate is shaped as plano-convex
The inner surface of aerofoil profile, left wing plate and right wing plate is plane.The vertical vacation made by the middle summit line of wing plate cross section two
It is 39 ° -59 ° to think the angle ∠ a between plane and left wing plate inner surface, and middle wing plate includes middle foreboard and middle back plate, middle foreboard
Cross section is arch, and the cross section of middle back plate is arch, and middle foreboard is identical with the planform of middle back plate, and middle foreboard is with
Back plate is linked to be the hollow shell that cross section is rugby shape, and the inwall of middle wing plate is inner hole wall.The inner hole wall passes through driving section
It is connected with screw shaft, the driving section includes accelerating chamber, the rotation of the rotation axis of middle wing plate and the input shaft of accelerating chamber
Axis is vertical direction, and the water inlet of single-screw (single screw) pump is connected with water inlet pipe, and the delivery port of single-screw (single screw) pump is connected with outlet pipe, single
Screw pump and wind turbine are fixed by support with earth's surface.
A kind of wind-driven water pumping system of the present invention, wherein top of the outlet pipe of the single-screw (single screw) pump also with an elevated tank
Connection.The elevated tank is fixed by overhead with earth's surface, and elevated tank is located on the upside of single-screw (single screw) pump.
A kind of wind-driven water pumping system of the present invention, wherein the elevated tank bottom is connected with water injector by water pipe.Institute
Stating water injector includes jet nozzle and shower nozzle, and shower nozzle is fixed by jet nozzle with earth's surface.The water pipe is connected with shower nozzle, water spray dress
It is set to multiple.
A kind of wind-driven water pumping system of the present invention, wherein the support includes external seal cylinder and single screw rod pump bracket.It is described outer
By fixed at the top of flange and interior upper seal bore at the top of sealing drum, bearing, external seal are installed between external seal cylinder and inner hole wall
Cylinder bottom is fixed with bottom flange.The bottom flange axis is overlapped with external seal cylinder axis, and external seal cylinder passes through bottom flange and single spiral shell
It is fixedly connected at the top of bar pump bracket, single screw rod pump bracket is fixed with earth's surface, is provided with and adds between the outer circumference surface and bottom flange of external seal cylinder
Strengthening tendons.The reinforcement is uniformly distributed 8 around the axle of external seal cylinder.The driving section includes upper lid, middle cover.The accelerating chamber
Input shaft is fixedly connected by upper lid with inner hole wall.First gear in the input shaft and accelerating chamber of the accelerating chamber, which is fixed, to be connected
Connect.The first gear is engaged with the second gear in accelerating chamber.The 3rd gear in the second gear and accelerating chamber passes through
Power transmission shaft is fixed in acceleration tank shell.3rd gear is engaged with the 4th gear in accelerating chamber.4th gear shaft
Line is overlapped with screw shaft axis, and the output shaft of the 4th gear and accelerating chamber is fixedly and coaxially connected, the output shaft and main shaft of accelerating chamber
Drive connection, the input-output ratio of accelerating chamber is 1:25, accelerating chamber is fixed by accelerating chamber support tube with interior upper seal bore top.
Upper lid is fixed into hollow box body with the middle cover by sleeve.The accelerating chamber is located in hollow box body, and middle cover is located at interior close
Through hole is provided with the middle part of the upside of sealed tube top flange, middle cover, through hole is used for making accelerating chamber support tube pass through middle cover, middle cover and endoporus
Wall is fixedly connected, and middle cover is arranged on accelerating chamber support tube by bearing.
A kind of wind-driven water pumping system of the present invention, wherein the vertical vacation made by the middle summit line of wing plate cross section two
It is 49 ° to think the angle ∠ a between plane and left wing plate inner surface.
A kind of wind-driven water pumping system of the present invention, wherein length L1 is before left wing plate between the summit of wing centre section plate cross section two
Hold between right flank front edge of board apart from the 1/3 of L2.
A kind of wind-driven water pumping system of the present invention, wherein the long arc shape side of the left wing plate cross section is circular arc.The circular arc
The center of circle be located at inner hole wall rotation axis at.
A kind of single-screw (single screw) pump difference from prior art of the present invention is a kind of single-screw (single screw) pump of the invention by sintering graphite
Oil sealing sealing, the outer ring of sintering graphite oil sealing is nitrile rubber, and nitrile rubber has outstanding wearability and sealing, realizes sintering
First resealing of graphite oil sealing and screw shaft.The inner ring of sintering graphite oil sealing is sintering graphite material, sintering graphite material energy
Enough there is very low surface roughness, there is good hardness again.Therefore sintering graphite oil sealing inner ring and screw shaft it is rotatable close
Sealing-in is touched, and had both been played a part of the second resealing, and had been played a part of guiding again.Prefastening force spring and sintering graphite oil sealing pass through interior
Upper seal bore and interior lower seal cylinder are clamped jointly, and prefastening force spring can press sintering graphite oil sealing, increase sintering stone from top to bottom
The pretightning force of black oil sealing, so as to increase the pressure of single-screw (single screw) pump delivery port, reaches the effect of increase single-screw (single screw) pump lift.And it is interior
The position of lower seal cylinder and the contact of interior upper seal bore takes trapezoidal groove and annulus that concaveconvex shape is engaged raised, and passes through spiral shell
Bolt is strengthened fixing.The seal degree of interior upper seal bore and interior lower seal cylinder can thus be increased, realize that the of single-screw (single screw) pump is triple
Sealing.Above-below direction has gap to ensure that lower sealing lip has enough between sealing lip and lower sealing lip on sintering graphite oil sealing
Elastic deformation space, make the sealing of sintering graphite oil sealing stronger.
A kind of single-screw (single screw) pump of the present invention, wherein screw shaft bottom is fixed by lower bearing with lower cover, i.e. screw rod bottom passes through
Lower bearing is fixed with lower cover, and lower cover is fixed with interior lower seal cylinder bottom, and the output shaft of accelerating chamber can be aided in carry out screw shaft
It is fixed, fixed while formation at the top and bottom of screw shaft, add stability when screw shaft is rotated.
A kind of wind-driven water pumping system difference from prior art of the present invention is that a kind of wind-driven water pumping system of the invention is led to
The shape for crossing the cross section by left wing plate and right wing plate is changed to plano-convex aerofoil profile and coordinates angles, can make table in left wing plate
Face produce air turbulence from inner surface inner surface flows at small end at big end when, turbulent flow is rapidly separated interior table
Face, makes to form depression between air turbulence and inner surface, and wherein inner surface is minimum close to big end position air pressure.With air
Air-flow near the diverging of turbulent flow, left wing plate and right wing plate small end can flow to the relatively low interior table of air pressure from inner surface at small end
Face forms additional air force and promotes left wing plate and right wing plate, enable a kind of wind-driven water pumping system of the invention at big end
Make full use of enough using wind energy pumping and more wind energy.And wind energy driving single-screw (single screw) pump is drawn water, and can greatly save fortune
Row cost.
A kind of wind-driven water pumping system of the present invention, wherein stored the water that single-screw (single screw) pump is released by elevated tank,
Used when conveniently needing.
A kind of wind-driven water pumping system of the present invention, wherein connecting elevated tank and water injector by water pipe, can need
When irrigated farmland.
A kind of single-screw (single screw) pump of the present invention, wherein support makes single-screw (single screw) pump and wind turbine be fixed in earth's surface, reinforcement energy
External seal cylinder and single screw rod pump bracket is preferably fixed, increase the intensity and rigidity of a kind of this practical single-screw (single screw) pump.Single screw rod
Being connected by the output shaft of accelerating chamber and the spindle drive of screw shaft for pump, can speed up the rotary speed of screw shaft, so as to increase
Plus the speed of drawing water of single-screw (single screw) pump.And the input of accelerating chamber, output shaft are coaxial, the reduction of single-screw (single screw) pump space-consuming can be made.
A kind of wind-driven water pumping system of the present invention, wherein the vertical imagination made by the middle summit line of wing plate cross section two is put down
Angle ∠ a between face and left wing plate inner surface are 49 °, can ensure a kind of week of wind-driven water pumping system of the invention to greatest extent
Xiang Li, and the windage reduced when a kind of wind-driven water pumping system of the invention rotates of minimum degree, this angle are tested for practice for many years
The best angle of card.
A kind of wind-driven water pumping system of the present invention, wherein by length L1 between the middle summit of wing plate cross section two for before left wing plate
Hold between right flank front edge of board apart from the 1/3 of L2, it is ensured that the size disparity of above-mentioned big wind mouth and small wind mouth, make wind turbine
Peripheral force it is bigger, and wing plate the problem of windage is excessive when rotated in reducing as far as possible caused by wing plate is excessive in.
A kind of wind-driven water pumping system of the present invention, wherein the long arc shape side for passing through left wing plate cross section is circular arc, long arc shape side
The center of circle be located at middle wing plate circle centre position, left wing plate is identical with right wing plate structure, makes left wing plate and right wing plate in rotation process apoplexy
Resistance is greatly reduced.
Make further to single-screw (single screw) pump of the invention and using the wind-driven water pumping system of the single-screw (single screw) pump below in conjunction with the accompanying drawings
Explanation.
Brief description of the drawings
Fig. 1 is front view of the present invention using the wind-driven water pumping system of single-screw (single screw) pump；
Fig. 2 is the front view of single-screw (single screw) pump in Fig. 1；
Fig. 3 is the partial enlarged drawing at A in Fig. 2；
Fig. 4 is the partial enlarged drawing at B in Fig. 2；
Fig. 5 is the partial enlarged drawing at C in Fig. 2；
Fig. 6 is the top view of wind turbine in Fig. 1；
Fig. 7 is the front view of wind turbine in Fig. 1；
Fig. 8 is the axle surveys view of wind turbine in Fig. 1；
Fig. 9 is Fig. 6 center line segment length mark figures；
Figure 10 is the schematic diagram of water injector in Fig. 1.
Embodiment
As shown in Fig. 1~Figure 10, referring to Fig. 1, the present invention uses the wind-driven water pumping system of single-screw (single screw) pump, including single-screw (single screw) pump
2nd, driving section (referring to Fig. 3), support (referring to Fig. 2), wind turbine 3, elevated tank 4 and water injector 5.Wind turbine 3 utilizes wind
Driving single-screw (single screw) pump 2 after driving section, driving section increase output speed can be driven to rotate, underground water 01 is pumped into height by single-screw (single screw) pump 2
Frame water tank 4, elevated tank 4 is connected with water injector 5 by water pipe.Wind-driven water pumping system is fixed in earth's surface 1 by support.
As shown in Figure 2 and Figure 4, single-screw (single screw) pump 2 includes screw shaft 20, by 222 groups of interior upper seal bore 221 and interior lower seal cylinder
Into interior sealing cylinder and sintering graphite oil sealing 202.
As shown in figure 4, the interior lower surface of upper seal bore 221 is provided with circular trapezoidal groove 2211, the interior upper end of lower seal cylinder 222
Face is trapezoidal annulus projection 2221 provided with shaft section.Trapezoidal groove 2211 is engaged with the concaveconvex shape of annulus projection 2221,
And strengthen being fixed together by circumferential uniform bolt, screw shaft 20 is fitted in interior sealing cylinder.
As shown in Figure 2 and Figure 4, screw shaft 20 is partially fabricated by main shaft 207, round platform axis 208, screw rod 209 3 from top to bottom
Integrative-structure, the diameter of main shaft 207 be less than or equal to the upper end diameter of round platform axis 208, the upper end diameter of round platform axis 208 be less than lower end it is straight
Footpath, the lower end diameter of round platform axis 208 is less than or equal to the external diameter of screw rod 209, and screw rod 209 is arranged on the interior lower seal cylinder being matched therewith
In 222, the interior sealed bottom of lower seal cylinder 222 is fixed with lower cover 223, and interior lower seal cylinder 222 is provided with water inlet 291 and delivery port
292。
As shown in Fig. 2 be connected through the water inlet pipe 91 of support and the water inlet 291 of single-screw (single screw) pump 2, single-screw (single screw) pump 2
Delivery port 292 is connected with outlet pipe 92, and the water inlet 291 of single-screw (single screw) pump 2 is sucked underground water 01 by water inlet pipe 91, water inlet
Switching device is provided between 291 and water inlet pipe 91, switching device is used for opening, closing wind-driven water pumping system.Single-screw (single screw) pump 2 goes out
The underground water 01 of suction is discharged by outlet pipe 92 at the mouth of a river 292.
As shown in figure 5, the bottom of screw rod 209 is provided with screw shaft projection 200.Installed between screw shaft projection 200 and lower cover 223
There is lower bearing 204.
As shown in figure 4, being sealed between the interior top of lower seal cylinder 222 and round platform axis 208 by sintering graphite oil sealing 202.Burn
Calculus ink oil sealing 202 is made up of outer ring and the inner ring being embedded in outer ring.Outer loop material is nitrile rubber, and interior loop material is sintering
Graphite.The inner side of outer ring bottom is lower sealing lip 2021.Lower sealing lip 2021 connects with the rotatable sealing in the side of round platform axis 208
Touch, the inner side of inner ring is upper sealing lip 2022, and upper sealing lip 2022 and the periphery of main shaft 207 are rotatably in sealing contact, upper close
There is gap between the inner of envelope lip 2022 and the lower sealing lip 2021 of outer ring.
As shown in figure 4, the prefastening force spring 201 made of stainless steel is sleeved on the main shaft 207 of screw shaft 20, pretightning force
Spring 201 is fixed between interior upper seal bore 221 and sintering graphite oil sealing 202.
As shown in Figure 6 to 8, wind turbine 3 includes lower flat board 34, left wing plate 32, middle wing plate 31, right wing plate 33 and upper flat plate
35.The two ends of upper flat plate 35 and lower flat board 34 are fixedly connected with left wing plate 32 and right wing plate 33 respectively, middle wing plate 31 is fixed on,
The middle part of lower flat board 35,34.
As shown in fig. 6, middle wing plate 31 includes middle foreboard 311 and middle back plate 312, the cross section of middle foreboard 311 is arch, in
The cross section of back plate 312 is arch, and middle foreboard 311 is identical with the planform of middle back plate 312, after middle foreboard 311 is with
Plate 312 is linked to be the hollow shell that cross section is rugby shape, and the inwall of middle wing plate 31 is inner hole wall 310.The lower middle part of flat board 34 is set
There is through hole.Through hole is identical with the internal diameter of inner hole wall 310, and left wing plate 32 is identical with the shape and structure of right wing plate 33, the He of left wing plate 32
Right wing plate 33 is arranged symmetrically centered on the rotation axis of middle wing plate 31.The cross section of left wing plate 32 and right wing plate 33 is shaped as
The inner surface of plano-convex aerofoil profile, left wing plate 32 and right wing plate 33 is plane.
As shown in fig. 6, in the vertical imaginary plane and left wing plate 32 made by the middle summit line of 31 cross section of wing plate two
Angle ∠ a between surface are 39 °~59 °, preferably 49 °.
It is now that middle wing plate is high 2.3 meters, 3.4 meters of left and right wing plate minimum distance by aluminium to follow rational control variate method
The wind turbine for the background technology wind-driven generator that alloy material is made, the wind turbine for the new solution that ∠ a are 39 °, ∠ a are
Wind turbine, the ∠ a of 59 ° of new solution are placed on single-screw (single screw) pump of the present invention for the wind turbine of 49 ° of new solution, single
The volume of screw rod of screw pump encloses for 56ml/, and the number of turns of screw rod is 10 circles.Wind turbine is placed in identical wind speed, temperature, humidity, gas
The efficiency test that draws water that lift is 20m is carried out under conditions of pressure.Gained generated output data are the average value after measuring ten times.
As shown in figure 9, length L1 is the front end of left wing plate 32 to the front end of right wing plate 33 between the middle summit of 31 cross section of wing plate two
Between apart from the 1/3 of L2.
As shown in fig. 6, the long arc shape side 321 of the cross section of left wing plate 32 is circular arc.The center of circle of circular arc is located at the axle of inner hole wall 310
At line.
As shown in Figures 2 and 3, driving section includes upper lid 231, middle cover 232 and accelerating chamber 21.Upper lid 231 and inner hole wall 310
Middle part is fixedly connected, and the input shaft 210 of upper lid 231 and accelerating chamber 21 is fixed by first flange 212, the input shaft of accelerating chamber 21
210 are fixedly connected with the first gear 213 in accelerating chamber 21.First gear 213 is nibbled with the second gear 214 in accelerating chamber 21
Close, the 3rd gear 215 in second gear 214 and accelerating chamber 21 is all fixed in acceleration tank shell 211 by power transmission shaft 218.
3rd gear 215 is engaged with the 4th gear 216 in accelerating chamber 21.The axis of 4th gear 216 is overlapped with the axis of screw shaft 20, the
The output shaft 217 of four gears 216 and accelerating chamber 21 is fixedly and coaxially connected.The output shaft 217 of accelerating chamber 21 is fixed with screw shaft 20
Connection, the input-output ratio of accelerating chamber 21 is 1:25.
As shown in figure 3, accelerate the lower end of tank shell 211 to be fixedly connected with the upper end of accelerating chamber support tube 233, accelerating chamber support tube
233 bottoms are bolted to connection with the interior top of upper seal bore 221.Accelerating chamber support tube 233 is sleeved on main shaft 207, and
Locked with several along the equally distributed bolt in the interior top of upper seal bore 221.The interior top of upper seal bore 221 passes through method with support
Orchid is fixedly connected.
As shown in figure 3, upper lid 231 is fixed into hollow box body with middle cover 232 by sleeve 230, accelerating chamber 21 is located at hollow
In casing, middle cover 232 is located at the upside of the interior top flange of upper seal bore 221.The middle part of middle cover 232 is provided with through hole, and through hole is used for making
Accelerating chamber support tube 233 passes through middle cover 232, and middle cover 232 is fixedly connected with inner hole wall 310, and middle cover 232 is arranged on by bearing to be added
On fast case support tube 233.
As shown in Fig. 2 support includes external seal cylinder 24 and single screw rod pump bracket 11, external seal cylinder 24 passes through single screw rod pump bracket
11 are fixed with earth's surface 1, and bearing is provided between external seal cylinder 24 and inner hole wall 310.
As shown in Fig. 2 24 bottoms of external seal cylinder are fixed with bottom flange 241.The axis of bottom flange 241 and external seal 24 axis of cylinder
Overlap, external seal cylinder 24 is fixedly connected by bottom flange 241 and the top of single screw rod pump bracket 11, the outer circumference surface of external seal cylinder 24 and
Reinforcement 25 is provided between bottom flange 241.Reinforcement 25 is uniformly distributed 8 around the axis of external seal cylinder 24.
As shown in figure 1, the delivery port 292 of single-screw (single screw) pump 2 is connected by outlet pipe 92 with the top of elevated tank 4.Overhead water
Case 4 is fixed by overhead 12 with earth's surface 1, and elevated tank 4 is located at the upside of single-screw (single screw) pump 2.
As shown in Fig. 1 and Figure 10, the bottom of elevated tank 4 is connected with water injector 5 by water pipe.Water injector 5 includes spray
Head frame 52 and shower nozzle 51, shower nozzle 51 are fixed by jet nozzle 52 with earth's surface 1.Water pipe is connected with shower nozzle 51, and water injector 5 is many
It is individual.When installing single-screw (single screw) pump 2, as shown in figure 1, first, interior lower seal cylinder 222 is sleeved on screw shaft 20, by lower cover 223
Lower bearing 204 be sleeved in screw shaft projection 200, adjust after the axiality of screw shaft 20 and interior lower seal cylinder 222 will under
Lid 223 is fixedly connected with the interior bottom of lower seal cylinder 222.Secondly, sintering graphite oil sealing 202 and prefastening force spring 201 are covered successively
On the periphery of screw shaft 20.Finally, interior upper seal bore 221 is fixed in interior lower seal cylinder 222, realizes interior upper seal bore
221 and the effect that compresses prefastening force spring 201 and sintering graphite oil sealing 202 of interior lower seal cylinder 222.
In the rotary course of wind turbine 3, as shown in fig. 6, the cross section of left wing plate 32 and right wing plate 33 be shaped as put down
Convex wing type and coordinate angles, can make the air turbulence that the inner surface of left wing plate 32 is produced from inner surface at big end to
When inner surface flows at small end, turbulent flow is rapidly separated inner surface, makes to form depression between air turbulence and inner surface,
Wherein inner surface is minimum close to big end position air pressure.With the diverging of air turbulence, near left wing plate 32 and the small end of right wing plate 33
Air-flow the relatively low inner surface of air pressure can be flowed at small end from inner surface at big end, form additional air force and push away
Dynamic left wing plate and right wing plate, make a kind of wind-driven water pumping system of the invention more make full use of wind energy.
In use, wing plate 31 rotates during wind turbine 3 is driven using wind energy, middle wing plate 31 passes through upper lid 231, the band of accelerating chamber 21
Dynamic screw shaft 20 rotates, and single-screw (single screw) pump 2 pumps to underground water 01 in elevated tank 4, and elevated tank 4 can store wind-force peak
Period single-screw (single screw) pump 2 extract out unnecessary underground water 01, and it is for people to use when needing or coordinate water injector 5 enter
Row is irrigated.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
In various modifications and improvement that case is made, the protection domain that claims of the present invention determination all should be fallen into.
Claims (9)
1. a kind of single-screw (single screw) pump, including screw rod (209) and interior lower seal cylinder (222), screw rod (209) are fitted in interior lower seal cylinder
(222) in, the interior lower seal cylinder (222) is provided with water inlet (291) and delivery port (292), it is characterised in that：The screw rod
(209) top is sequentially provided with the round platform axis (208) and main shaft (207) being formed integrally with it, screw rod (209), round platform axis (208),
Main shaft (207) constitutes screw shaft (20), and screw rod (209) external diameter is more than or equal to round platform axis (208) lower end diameter, round platform axis (208)
Lower end diameter is more than upper end diameter, and round platform axis (208) upper end diameter is more than or equal to main shaft (207) diameter,
Interior lower seal cylinder (222) upper end is provided with interior upper seal bore (221), and interior upper seal bore (221) lower surface is provided with
Circular trapezoidal groove (2211), interior lower seal cylinder (222) upper surface is raised for trapezoidal annulus provided with shaft section
(2221), the concaveconvex shape of trapezoidal groove (2211) and annulus raised (2221) is engaged, interior upper seal bore (221), it is interior under it is close
Sealed tube (222) is strengthened being fixed together forming interior sealing cylinder by circumferential uniform bolt, and the screw shaft (20) is fitted in institute
State in interior sealing cylinder, round platform axis (208) are sealed with interior lower seal cylinder (222) by sintering graphite oil sealing (202),
Sintering graphite oil sealing (202) is made up of outer ring and the inner ring being embedded in outer ring, and outer loop material is nitrile rubber, interior loop material
Expect for sintering graphite, the inner side of outer ring bottom is lower sealing lip (2021), and lower sealing lip (2021) sideways may be used with round platform axis (208)
Rotate it is in sealing contact, the upper sealing lip (2022) and main shaft (207) periphery of inner ring are rotatably in sealing contact, inner ring it is upper
There is gap between the inner side of sealing lip (2022) and the lower sealing lip (2021) of outer ring,
Prefastening force spring (201), the pretightning force bullet are fixed between interior upper seal bore (221) and sintering graphite oil sealing (202)
Spring (201) is sleeved on main shaft (207).
2. a kind of single-screw (single screw) pump according to claim 1, it is characterised in that：The bottom of the interior lower seal cylinder (222) is close
Envelope is fixed with lower cover (223), and screw rod (209) bottom is raised (200) provided with screw shaft, screw shaft projection (200) and lower cover
(223) lower bearing (204) is installed between.
3. utilize the wind-driven water pumping system of the single-screw (single screw) pump described in claim 1 or 2, it is characterised in that：Also include wind turbine
(3), driving section and support, the wind turbine (3) include lower flat board (34), left wing plate (32), middle wing plate (31), right wing plate
(33) and upper flat plate (35), the two ends of the upper flat plate (35) and lower flat board (34) respectively with left wing plate (32) and right wing plate (33)
It is fixedly connected, middle wing plate (31) is fixed on the middle part of upper and lower flat board (35,34), left wing plate (32) and right wing plate (33) shape knot
Structure is identical, and left wing plate (32) and right wing plate (33) are arranged symmetrically centered on the rotation axis of middle wing plate (31), the left side
The cross section of wing plate (32) and right wing plate (33) is shaped as plano-convex aerofoil profile, and the inner surface of left wing plate (32) and right wing plate (33) is
Plane, the vertical imaginary plane made by the summit line of middle wing plate (31) cross section two and left wing plate (32) inner surface it
Between angle ∠ a be 39 ° -59 °, middle wing plate (31) include middle foreboard (311) and middle back plate (312), the horizontal stroke of middle foreboard (311)
Section is arch, and the cross section of middle back plate (312) is the complete phase of planform of arch, middle foreboard (311) and middle back plate (312)
Together, middle foreboard (311) and middle back plate (312) are linked to be the hollow shell that cross section is rugby shape, and the inwall of middle wing plate (31) is
Inner hole wall (310), the inner hole wall (310) is connected by driving section and screw shaft (20), and the driving section includes accelerating
The rotation axis of case (21), the rotation axis of middle wing plate (31) and the input shaft (210) of the accelerating chamber (21) is vertical side
To the water inlet (291) of single-screw (single screw) pump (2) is connected with water inlet pipe (91), and the delivery port (292) of single-screw (single screw) pump (2) is connected with out
Water pipe (92), single-screw (single screw) pump (2) and wind turbine (3) are fixed by support and earth's surface (1).
4. a kind of wind-driven water pumping system according to claim 3, it is characterised in that：The outlet pipe of the single-screw (single screw) pump (2)
(92) top also with an elevated tank (4) is connected, and the elevated tank (4) is fixed by overhead (12) and earth's surface (1), high
Frame water tank (4) is located on the upside of single-screw (single screw) pump (2).
5. a kind of wind-driven water pumping system according to claim 4, it is characterised in that：Elevated tank (4) bottom passes through
Water pipe is connected with water injector (5), and the water injector (5) includes jet nozzle (52) and shower nozzle (51), and shower nozzle (51) passes through spray
Head frame (52) is fixed with earth's surface (1), and the water pipe is connected with shower nozzle (51), and water injector (5) is multiple.
6. a kind of wind-driven water pumping system according to claim 5, it is characterised in that：The support includes external seal cylinder
(24) and single screw rod pump bracket (11), at the top of the external seal cylinder (24) by fixed at the top of flange and interior upper seal bore (221), outside
Bearing is installed, external seal cylinder (24) bottom is fixed with bottom flange (241), described between sealing drum (24) and inner hole wall (310)
Flange (241) axis in bottom is overlapped with external seal cylinder (24) axis, and external seal cylinder (24) passes through bottom flange (241) and single screw rod pump bracket
(11) top is fixedly connected, and single screw rod pump bracket (11) is fixed with earth's surface (1), outer circumference surface and the bottom flange of external seal cylinder (24)
(241) reinforcement (25) is provided between, the reinforcement (25) is uniformly distributed 8 around the axle of external seal cylinder (24),
The driving section includes upper lid (231), middle cover (232), and the input shaft (210) of the accelerating chamber (21) passes through upper lid
(231) it is fixedly connected with inner hole wall (310), input shaft (210) and the first tooth in accelerating chamber (21) of the accelerating chamber (21)
Wheel (213) is fixedly connected, and the first gear (213) is engaged with the second gear (214) in accelerating chamber (21), second tooth
The 3rd gear (215) in wheel (214) and accelerating chamber (21) is fixed in acceleration tank shell (211) by power transmission shaft (218), institute
State the 3rd gear (215) to engage with the 4th gear (216) in accelerating chamber (21), the 4th gear (216) axis and screw rod
Axle (20) axis is overlapped, and the output shaft (217) of the 4th gear (216) and accelerating chamber (21) is fixedly and coaxially connected, accelerating chamber (21)
Output shaft (217) and main shaft (207) be connected, the input-output ratio of accelerating chamber (21) is 1:25, accelerating chamber (21) passes through
Accelerating chamber support tube (233) is fixed with interior upper seal bore (221) top, and upper lid (231) passes through sleeve with the middle cover (232)
(230) hollow box body is fixed into, the accelerating chamber (21) is located in hollow box body, and middle cover (232) is located at interior upper seal bore (221)
Through hole is provided with the middle part of the upside of top flange, middle cover (232), through hole is used for making accelerating chamber support tube (233) pass through middle cover
(232), middle cover (232) is fixedly connected with inner hole wall (310), and middle cover (232) is arranged on accelerating chamber support tube (233) by bearing
On.
7. a kind of wind-driven water pumping system according to claim 6, it is characterised in that：It is described to pass through middle wing plate (31) cross section
Angle ∠ a between vertical imaginary plane and left wing plate (32) inner surface that two summit lines are made are 49 °.
8. a kind of wind-driven water pumping system according to claim 7, it is characterised in that：Push up middle wing plate (31) cross section two
Length (L1) is left wing plate (32) front end to 1/3 of distance (L2) between right wing plate (33) front end between point.
9. a kind of wind-driven water pumping system according to claim 8, it is characterised in that：The length of left wing plate (32) cross section
Arc-shaped side (321) is circular arc, and the center of circle of the circular arc is located at the rotation axis of inner hole wall (310).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2014/077636 WO2015172371A1 (en) | 2014-05-16 | 2014-05-16 | Single-screw pump and wind water-pumping system using single-screw pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105408631A CN105408631A (en) | 2016-03-16 |
| CN105408631B true CN105408631B (en) | 2017-10-13 |
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ID=54479190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480039710.3A Active CN105408631B (en) | 2014-05-16 | 2014-05-16 | Single-screw (single screw) pump and the wind-driven water pumping system using the single-screw (single screw) pump |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105408631B (en) |
| WO (1) | WO2015172371A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701373A (en) * | 2017-10-18 | 2018-02-16 | 河海大学 | A kind of pumped storage device based on vertical shaft wind wheel drive |
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| CN1233714A (en) * | 1998-03-28 | 1999-11-03 | 泽贝格有限公司 | Eccentric screw bolt pump |
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| DE29812846U1 (en) * | 1998-03-28 | 1998-10-29 | seepex Seeberger GmbH + Co., 46240 Bottrop | Eccentric screw pump |
| SG177024A1 (en) * | 2010-06-17 | 2012-01-30 | Yeon Kieng Eng | Vertical-axis wind-turbine with stacked propellers and an inground road installation |
| JP2012017761A (en) * | 2010-07-06 | 2012-01-26 | Furukawa Industrial Machinery Systems Co Ltd | Mechanical seal used for uniaxial eccentric screw pump and uniaxial eccentric screw pump |
| KR20130058151A (en) * | 2011-11-25 | 2013-06-04 | (주) 나인테크 | Water improvement apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1233714A (en) * | 1998-03-28 | 1999-11-03 | 泽贝格有限公司 | Eccentric screw bolt pump |
| CN2821303Y (en) * | 2005-09-07 | 2006-09-27 | 崔忠信 | Conic sleeve fixing type mechanical seal |
| CN201037453Y (en) * | 2006-12-03 | 2008-03-19 | 刘玉春 | Wind power water diversion device |
| CN102486169A (en) * | 2009-12-12 | 2012-06-06 | 赵明 | High-efficiency axial flow and screw combined pump for ship |
| JP2012177618A (en) * | 2011-02-25 | 2012-09-13 | Nsk Ltd | Resolver device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105408631A (en) | 2016-03-16 |
| WO2015172371A1 (en) | 2015-11-19 |
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