CN2921401Y

CN2921401Y - Apparatus for guiding forward and backward direction fluid to single directional rotating

Info

Publication number: CN2921401Y
Application number: CNU2006200346814U
Authority: CN
Inventors: 付德红
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-06-22
Filing date: 2006-06-22
Publication date: 2007-07-11
Anticipated expiration: 2016-06-22

Abstract

The utility model relates to an apparatus for guiding forward and backward direction fluid or unidirectionally rotating fluid belonging to fluid flow meter technical field and wind power and tide fluid kinetic energy utilization technical field, in particular to a flow recording meter capable of recording the total amount of forward and backward direction fluid and a forward and backward direction fluid kinetic energy utilization device. In order to prevent the moisture meter from reverse connection and inversion and utilize non-directional wind power and tide energy, each inlet and outlet with an independent sub-chamber is separated from one another in the sealed casing. Flow guiding holes of a certain length and capable of guiding the flow direction of fluid are arranged on the separating boards and communicate each sub-chamber of the inlet or outlet with the fluid unidirectional rotating chamber. The fluid is guided by a plurality of flow guiding holes in the same direction and rotates unidirectionally in the single directional rotating chamber. As a fitting of flow meter, the utility model can drive the impeller for recording flow to rotate unidirectionally. As a fitting of wind power and tide electricity generating system, the utility model can utilize the non-directional wind power and tide energy with unidirectional rotation.

Description

Align counter fluid and be directed to the device of unidirectional rotation

Technical field

The utility model belongs to the fluid flowmeter technical field and fluid dynamic energies such as wind-force, tide wave utilize technical field; Particularly can write down positive and negative discharge record table and the forward and reverse mobile fluid dynamic energy utilized device that flows to total amount of fluid.

Background technique

The table of existing water meter or other record fluid flow because of its positive and negative connection can make water meter or other flowmeter clockwise and anticlockwise, as the water meter reversal connection, takes place to steal the water behavior, causes serious economy loss to the waterworks.After preventing reversal connection, the table counter-rotating of water meter or other record fluid flow, people have invented the table of multiple one-way water meter or other nonreturn recording fluid flow, all are in intake-outlet or table body one-way valve to be set but produce one-way function.Make water or other fluid can only one-way flow, just table has only that other fluid of water just can flow through table when just connecing, and reversal connection can not be flow through table, and table does not change yet.As Chinese patent ZL98223749.9, ZL99243308.8, ZL99247954.1, ZL97251402.3 all is one-way valve to be set at intake-outlet or table in the body, makes water or other fluid can only one-way flow, and list is to commentaries on classics.

Use wind energy power, but the flow direction of wind is indefinite multi-direction.With wave tide generating, but the flow direction of wave tide is indefinite multi-direction.And turning to of generator is fix unidirectional, and this just requires the wind of the multi-direction motion of handlebar or the device that the wave tide becomes the unidirectional drive generator.The fan blade that Chinese patent 95245178.6 provides a kind of double structure to be integrated, the resistance difference that the wind of a direction is subjected in the different piece of double structure produces moment and drives generator.Double structure is the polylith louver structure difference in the fan blade two parts symmetrical, and the difference of louver structure makes eolian half-duplex channel.When the fan blade of this shutter changes greatly at wind direction, counter-rotating may be produced, and generator may be damaged.Chinese patent application 200410050379.3 provides a kind of wave floatage energy source converter with one-way cock, is the valve deposit water inlet with water inlet, two kinds of different guiding of water outlet, produces the potential energy of water.

Summary of the invention

The purpose of this utility model provides a kind of non-return device of fluid, can convert fluid forward and reverse even that variation at any time flows to the fluid of unidirectional rotation in non-return device.This non-return device can be used as the non-return device of the non-return device of anti-reverse stolen water table water, anti-reverse robber's gas meter gas, the non-return device of wind-power generating system, the non-return device of wave tide power generation system.

The utility model has solved the technical barrier that reverse fluid flow, non-directional flow and make the hydroscope counter-rotating, make the generator counter-rotating; And reach the technical barrier that fluid energy that reverse flow, non-directional flow can both be utilized.

Design of the present utility model is: in this device can each is imported and exported isolation, each is imported and exported respectively a separate sub-chamber, on isolating plate, be provided with certain-length, can guide the pod apertures of fluid fixed flow directions, pod apertures is communicated with each sub-chamber with fluid one-way rotation chamber, fluid one-way rotation chamber is communicated with the sub-chamber of each import and export, a plurality of pod apertures make fluid become unidirectional rotation in the one-way rotation chamber to a direction water conservancy diversion or mainly to a direction water conservancy diversion.As the accessory of flowmeter, reach the purpose of the impeller one-way rotation that can promote the record flow.As wind-force and tide wave power generation system accessory, reach the purpose of utilizing the multi-direction energy of undirectional motion fluid of energy one-way rotation.

Structure of the present utility model is: with isolating plate 8 each is imported and exported 2 and isolate in the can 1 of at least two openings 2, form sub-chamber 7 between import and export 2 and the isolating plate 8, between each import and export 2 and the isolating plate 8 a separate sub-chamber 7 is arranged respectively; Polylith isolating plate 8 is merged into guide pipe 3, or some part of polylith isolating plate 8 and can 1 is merged into guide pipe 3; Guide pipe 3 both ends opens are connected with the upper and lower plates of can 1 and are sealed to a closed chamber, this closed chamber is as fluid one-way rotation chamber 9, fluid one-way rotation chamber 9 is exactly the space that whole fluid of the present utility model must flow through of flowing through, and guide pipe 3 intermediate spaces are exactly fluid one-way rotation chamber 9.

Establish pod apertures 4 on the isolating plate 8, each sub-chamber 7 that imports and exports 2 is communicated with fluid one-way rotation chamber 9; Be provided with wheel rotor 6 in the fluid one-way rotation chamber 9; It is capable with the line irrelevancy of 6 in pod apertures 4 and impeller that the center line of pod apertures 4 is a channelizing line 5.Its angle is the 5-85 degree, or the 95-175 degree.Because there is angle drives impeller 6 to rotate to a certain fixed-direction.Because the channelizing line 5 of pod apertures 4 immobilizes with the relative position of the whole device of the utility model, no matter the fluid in the utility model device is just or Flow Injection Chemiluminescence Method, channelizing line 5 directions have determined moving direction in the fluid one-way rotation chamber 9, be that channelizing line 5 directions are fixed, the moving direction of fluid is fixed to unidirectional rotation in the fluid one-way rotation chamber 9.Be other technological scheme of the present utility model below.

At least be provided with a pod apertures 4 on the isolating plate 8 of each sub-chamber 7, generally each isolating plate 8 is provided with a plurality of pod apertures 4, so that increase flow.The channelizing line 5 of a plurality of pod apertures 4 on the same isolating plate 8, identical with channelizing line 5 directions of pod apertures 4 on the different isolating plates 8, make the fluid could unidirectional rotation in fluid one-way rotation chamber 9.The channelizing line 5 that reaches any one pod apertures 4 all makes diversed fluid rotate to a direction, as all being to be counterclockwise rotation clockwise or all.

For high-velocity fluid, in order to reduce the rotating speed of wheel rotor 6, also a small part pod apertures 4 of a plurality of pod apertures 4 can be designed in the other direction, most in promptly a plurality of pod apertures 4 to clockwise direction, minority or individually to counterclockwise direction; Or most in a plurality of pod apertures 4 to counterclockwise direction, minority or individually to clockwise direction.Like this, though have positive and negative two to pod apertures 4, fluid can only drive wheel rotor 6 and rotate to a direction in fluid one-way rotation chamber 9.And rotating speed is lower than pod apertures 4 is a direction entirely.

For high-velocity fluid,, also inclination angle between channelizing line 5 directions of a plurality of pod apertures 4 and pod apertures 4 and this two line of 6 lines of impeller can be designed to different angles in order to reduce the revolution of wheel rotor 6.Channelizing line 5 as different pod apertures 4 has 20 degree, 30 degree, 40 degree, 50 degree, 60 degree, 70 degree, 80 degree etc. respectively, and this also can increase the water mill of fluid in fluid one-way rotation chamber 9 wipes, and reduces fluid rotation speed.Thereby reduce the rotating speed of wheel rotor 6.

For low velocity fluid, generally on an isolating plate 8, be provided with a plurality of pod apertures 4, each pod apertures 4 all is positioned at certain one side of importing and exporting 2 center lines, helps like this to a direction water conservancy diversion.

General optimal design is: an isolating plate 8 is provided with a plurality of pod apertures 4, and each pod apertures 4 all is positioned at certain one side of importing and exporting 2 center lines, and the pod apertures 4 in each sub-chamber 7 all is positioned at the identical side.The isolating plate 8 that difference is imported and exported is made same design.

The wall in general pod apertures 4 holes is that the friction of fluid and pod apertures 4 and guide pipe 3 is little like this with among the pipe thickness of guide pipe 3.A kind of structure of pod apertures 4 also is provided in addition: the tube wall of pod apertures 4 has only part to be positioned among the tube wall of guide pipe 3, and the tube wall of guide pipe 3 is stretched out in the one or both ends of pod apertures 4 pipes, makes the interior or outer surface of guide pipe 3 become dentation.This structure also can reduce flow velocity.

The termination of the newel of wheel rotor 6 is connected with the metering reading device, makes the utility model become the fluid driver of various fluid flow lists.Make the one-way rotation mode and write down flow list forward and reverse, multichannel fluid total discharge.As water meter, gas meter, high compressed steam table etc.The termination of the newel of wheel rotor 6 is connected with generator amature, wind-force forward and reverse, not even directional flow and tide wave energy can be changed into electric energy.

The utility model can be used for, and wind-force forward and reverse, not even directional flow and tide wave energy changes into electric energy, its structure will be connected with oviduct 10 at the opening on the can 12, the osculum termination of oviduct 10 goes out opening 2, the big opening end of oviduct 10 is open, and big opening end is used to collect mobile wind and tide wave.Because the flow direction of wind and tide wave changes too greatly, so, can in oviduct 10, be provided with guide vane 11, wind and tide wave that flow direction is changed too greatly tentatively are directed to mobile than the direction of determining, enter pod apertures afterwards again, become the wind and the tide wave of the unidirectional rotation of standard.Be the position of stationary guide blades 11 in oviduct 10, connect with connecting plate 12 between the guide vane 11, also be connected between guide vane 11 and the oviduct 10 with connecting plate 12.

In the container that fluid driver-----refer to fluid is flowed through, be provided with the slewing gear that is driven by body stream, this container and slewing gear be combined as fluid driver.When being used for water meter, gas meter, be equivalent to existing integral wheel mechanism.Fluid driver also can be used as the device of the mechanical energy of directly obtaining wind-force and tide wave.

Metering reading device-----can carry out record to the revolution of the rotatable parts of fluid driver, and the device that can read are equivalent to the index mechanism in existing water meter, the gas meter.

Discharge record table-----comprise the combination of fluid driver and metering reading device, when making fluid flow through this table, driving fluid driver, and fluid driver transmission metering reading device record flow.

Wind-force and tide wave power generation system----comprise fluid driver and generator, and the mechanical energy driving fluid driver of wind-force and tide wave rotates, and fluid driver is the transmission generator again, makes the mechanical energy of wind-force and tide wave become electric energy.

The utility model is the technological improvement of convection cell driver, and having obtained fluid is forward and reverse or even multi-direction flowing, but fluid driver is the device of the unidirectional rotation of one-way rotation.

Advantage of the present utility model: the utility model is as the parts that directly driven by fluid, and promptly fluid driver can become the accessory of discharge record table.No matter fluid is the positive and negative direction discharge record table that this device or this device make of can flowing through, no matter and fluid be forward and reverse flowing, the impeller of record flow all rotates to a direction, drives the summation of metering reading device record positive and negative direction flow.Owing to can write down the fluid flow of positive and negative direction, this device also can be used for the fluid flow total amount that the multidirectional fluids of importing and exporting are joined more.

In order to reduce the speed reducer of flow list, the pod apertures of the unequal angle of the utility model design even anti-phase pod apertures, can reduce wheel speed, make the speed change gear of being furnished with flow list of the present utility model less, the discharge record list structure is simpler, cost is low, be difficult for freeing fault.The existing anti-phase installation of nonreturn recording water meter produces the water behavior of stealing of anti-phase rotation, as with flow record water meter of the present utility model is arranged, then can not reach water purpose steathily.

The utility model is as the accessory that can be become by the direct parts that drive of fluid in wind-force and the tide wave energy generating system.Wind-force that positive and negative direction, uncertain direction are flowed and tide wave energy are transformed into the energy to an one-way rotation, just, become the energy of an available one-way rotation unavailable positive and negative direction of change at random, mobile wind-force and the tide wave energy of uncertain direction.

Description of drawings

Fig. 1 aligns the structure principle chart that counter fluid is directed to the device of unidirectional rotation;

Fig. 2 aligns the three-dimensional cross-sectional view that counter fluid is directed to the device of unidirectional rotation;

Fig. 3 is the apparatus structure schematic representation that counter fluid is directed to unidirectional rotation that aligns that special-shaped shell, water conservancy diversion hole wall stretch out guide tube wall;

Fig. 4 be the netted multithread that partly merges of can and guide pipe to align the structure principle chart that counter fluid is directed to the device of unidirectional rotation;

Fig. 5 be the netted multithread of separating of can and guide pipe to align the structure principle chart that counter fluid is directed to the device of unidirectional rotation;

Fig. 6 aligns the three-dimensional package assembly schematic representation that counter fluid is directed to the device of unidirectional rotation;

Fig. 7 is the three-dimensional cross-sectional view of device that counter fluid is directed to unidirectional rotation that aligns that can be used for wind-force and the generating of tide wave;

Fig. 8 is the possible various structural type intentions of device that counter fluid is directed to unidirectional rotation that align that are used for wind-force and the generating of tide wave;

1 is can, the 2nd among the figure, opening, the 3rd, guide pipe, the 4th, pod apertures, the 5th, channelizing line, the 6th, impeller, the 7th, sub-chamber, the 8th, isolating plate, the 9th, fluid one-way rotation chamber, the 10th, oviduct, the 11st, guide vane, the 12nd, connecting plate.

Specific embodiment

But embodiment's 1 reversal connection but can unidirectional record the device of positive and negative current total amount

The shell of this device is being arranged with the opening 2 of two openings as water, and shell is that internal diameter is 10 centimetres a circle, and it is open that shell has only a side, and an open side has the transparent cover sealing, and outer casing bottom and shell circular arc wall are integral admittedly.Can 1 after transparent cover and a side are open housing parts sealings.But before not having sealing, in the circular housing part at the end is arranged guide pipe 3 is set, the step that guide pipe 3 is set is:

Make guide pipe 3 and pod apertures 4: it is that 1 centimetre, external diameter are 9 centimetres heavy wall formula pipe that guide pipe 3 is selected wall thickness for use, two miter angles of two opening 2 center line symmetries on the tube wall of right heavy wall formula pipe, establish two symmetrical groups pod apertures 4.Every group of pod apertures 4 has 4 holes on the tube wall of heavy wall formula pipe, and these three holes are respectively circular hole, elliptical aperture, oblong aperture, tri-angle-holed.The center line of circular hole and elliptical aperture becomes 40 degree angles in the direction of the clock with the diameter of heavy wall formula pipe, the center line of oblong aperture becomes 50 degree angles in the direction of the clock with the diameter of heavy wall formula pipe, tri-angle-holed center line becomes 130 degree angles in the direction of the clock with the diameter of heavy wall formula pipe, tri-angle-holed water conservancy diversion direction is that the up time direction is opposite with the inverse time direction of circular hole, elliptical aperture, oblong aperture, plays the high speed inverse time direction current that circular hole, elliptical aperture, oblong aperture in the deceleration guide pipe 3 produce.

It is guide pipe 3 that heavy wall formula pipe is installed: the center line inverse time direction mode of the circular hole of guide pipe 3, elliptical aperture, oblong aperture is put into the bottom of shell, with the bottom welded seal of guide pipe 3 with shell.Become the guide pipe 3 and the shell at the diameter place at clockwise 30 degree angles with shell opening 2 center lines in guide pipe 3 positions, with a little plate washer guide pipe 3 and shell are separated and welded seal, two openings 2 can not only be communicated from guide pipe 3 outer walls, and must communicate through guide pipe 3 centers.

Impeller is installed: heavy wall formula pipe is that guide pipe 3 internal diameters are 8 centimetres.The diameter of impeller is 7 centimetres, is total to 6 blades that are provided with of symmetry.Impeller 6 is put into guide pipe 3, and an end rotary type of the central shaft of impeller 6 is fixed at the bottom of the housing department, and is positioned at guide pipe 3 centers.

Sealed cover: the opening end and the guide pipe 3 of shell are trimmed to a plane, are sealed in the opening end of shell with a transparent cover plate.

But obtain reversal connection but the device of the unidirectional record current of energy through above-mentioned steps.The inwall of the shell at these device opening 2 positions, plate inner wall, cover plate inwall, heavy wall formula pipe are that guide pipe 3 outer walls are formed sub-chamber 7; Plate inner wall, cover plate inwall, heavy wall formula pipe are that guide pipe 3 inwalls are formed fluid one-way rotation chamber 9.Sub-chamber 7 and fluid one-way rotation chamber 9 are circular hole, elliptical aperture, oblong aperture, tri-angle-holed communicating on the guide pipe 3 with heavy wall formula pipe.

If the manufacturing one-way water meter, align counter fluid at above-mentioned the utility model and be directed to the metering reading device that connects water meter on the central shaft of impeller 6 of device of unidirectional rotation and get final product.Can make gas meter, high compressed steam table etc. equally.

But embodiment 2, pod apertures are stretched out the reversal connection of isolating plate but device that can unidirectional record air-flow

The shell of this device is provided with center line and is the opening 2 of four openings of criss-crossing as gas, shell is a quatrefoil shape, quatrefoil shape major axis is long for being 12 centimetres, middle circular inner diameter is for being 9 centimetres, it is open that shell has only a side, an open side has the transparent cover sealing, and outer casing bottom is integral admittedly with a just oval end.Can 1 after transparent cover and a side are open housing parts sealings.But before not having sealing, in the positive oval-shaped shell part at the end is arranged guide pipe 3 is set, the step that guide pipe 3 is set is:

Make guide pipe 3 and pod apertures 4: guide pipe 3 is that the arc wall merging with isolating plate 8 and quatrefoil shape forms.Each petal and the sealing of middle circular connecting part be welded with an arc isolating plate 8.The hole of four punching presses is arranged in every isolating plate 8, be welded with oblique air pipe in each hole, air pipe center line and middle circular inner diameter angle in the direction of the clock all are respectively 170 degree, and the air pipe oblique angle on every isolating plate 8 is identical.0.5 centimetre on isolating plate 8 surfaces are stretched out at the two ends of air pipe.Make isolating plate 8 surfaces become dentation.Air pipe all is a rectangular pipe.

Impeller is installed: guide pipe 3 internal diameters are 7 centimetres.The diameter of impeller is 6 centimetres, is total to 4 blades that are provided with of symmetry.Impeller 6 is put into guide pipe 3, and an end rotary type of the central shaft of impeller 6 is fixed at the bottom of the housing department, and is positioned at guide pipe 3 centers.

Obtain the device of the unidirectional record air-flow of a plurality of opening 2 net forms connections through above-mentioned steps.This installs whichever opening 2 is to flow to or flow out, and this device all only rotates to a direction, and this just can be used as the fluid driver of pipe network total discharge record chart, i.e. the red switch parts.

If make unidirectional pipe network gas meter, align counter fluid at above-mentioned the utility model and be directed to the metering reading device that connects gas meter on the central shaft of impeller 6 of device of unidirectional rotation and get final product.Also available said apparatus is made netted multi-path high compressed steam table as the parts of high compressed steam table.

Embodiment 3, wind-force and tide wave generator are used aligns the device that counter fluid is directed to unidirectional rotation

The shell of this device is being arranged with two openings 2, and shell is that internal diameter is 200 centimetres a circle, and it is open that shell has only a side, and outer casing bottom and shell circular arc wall are integral admittedly.Before the open face closure, in the circular housing part at the end is arranged guide pipe 3 is set, the step that guide pipe 3 is set is:

Make guide pipe 3 and pod apertures 4: it is that 20 centimetres, external diameter are 180 centimetres heavy wall formula pipe that guide pipe 3 is selected wall thickness for use, evenly is provided with 20 elliptical apertures on the guide pipe 3, and the center line of elliptical aperture becomes 40 to spend angles with the diameter of heavy wall formula pipe in the direction of the clock.

It is guide pipe 3 that heavy wall formula pipe is installed: the center line inverse time direction mode of the elliptical aperture of guide pipe 3 is put into the bottom of shell, with the bottom welded seal of guide pipe 3 with shell.Become the guide pipe 3 and the shell at the diameter place at clockwise 30 degree angles with shell opening 2 center lines in guide pipe 3 positions, with a plate washer guide pipe 3 and shell are separated and welded seal, two openings 2 can not only be communicated from guide pipe 3 outer walls, and must communicate through guide pipe 3 centers.

Impeller is installed: heavy wall formula pipe is that guide pipe 3 internal diameters are 160 centimetres.The diameter of impeller is 150 centimetres, is total to 6 blades that are provided with of symmetry.Impeller 6 is put into guide pipe 3, and an end rotary type of the central shaft of impeller 6 is fixed at the bottom of the housing department, and is positioned at guide pipe 3 centers.

Sealed cover: the opening end and the guide pipe 3 of shell are trimmed to a plane, plate are sealed in the opening end of shell with screw.

The step that oviduct 10 is set is:

Make oviduct 10: make an elliptical horn pipe 10 and a rectangular oviduct 10.The osculum minor axis of elliptical horn pipe 10 is 60 centimetres of height that equal shell, and heavy caliber is 80 centimetres.Rectangular oviduct 10 wide for equaling 60 centimetres of the height of shell, length is 80 centimetres.

Making guide vane 11: with connecting plate 12 polylith guide vane 11 is connected by a direction earlier, the assembly parts of connecting plate 12 and guide vane 11 is honked manage in 10 again, guide vane 11 directions are same as oviduct 10 centerline directions.Guide vane 11 in the elliptical horn pipe 10 is arcs, and the guide vane 11 in the rectangular oviduct 10 is plate shaped.

Assembling: the microcephaly of two oviducts 10 is fixedlyed connected with two openings 2 of symmetry on the shell respectively.That makes that wind-force and tide wave generator uses aligns the device that counter fluid is directed to unidirectional rotation.The axle top in enclosure of impeller 6 central shafts is connected with generator, makes wind-force and tide wave generator set.This wind-force and tide wave generator set can utilize the wind-force and the generating of tide wave energy of any flow direction.

Claims

1, aligns the device that counter fluid is directed to unidirectional rotation, comprise a can (1), at least be provided with two openings (2) on the can (1), it is characterized in that: in can (1), each import and export (2) are isolated with isolating plate (8), import and export between (2) and the isolating plate (8) and form sub-chamber (7), each import and export (2) respectively have a sub-chamber (7); Polylith isolating plate (8) is merged into guide pipe (3), is fluid one-way rotation chamber (9) in the middle of the guide pipe (3); Establishing pod apertures (4) on the isolating plate (8) is communicated with each sub-chamber (7) with fluid one-way rotation chamber (9); Be provided with impeller (6) in the fluid one-way rotation chamber (9); The channelizing line (5) of pod apertures (4) is capable with the line irrelevancy of pod apertures (4) and impeller (6) axle.

2, according to claim 1ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: polylith isolating plate (8) is merged into guide pipe (3) with some part of can (1).

3, according to claim 1ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: the inclination angle angle that becomes between the channelizing line (5) of a plurality of pod apertures (4) and pod apertures (4) and impeller (6) the axle line equates.

4, according to claim 1ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: an isolating plate (8) is provided with a plurality of pod apertures (4).

5, according to claim 1ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: an isolating plate (8) is provided with a plurality of pod apertures (4), each pod apertures (4) all is positioned at certain one side of import and export (2) center line, and the pod apertures (4) in each sub-chamber (7) all is positioned at the identical side.

6, according to claim 1ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: the tube wall of pod apertures (4) is positioned among the tube wall of guide pipe (3); Or the tube wall of pod apertures (4) stretches out the tube wall of guide pipe (3).

7, according to claim 1ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: the opening (2) on the can (1) is connected with oviduct (10), and the osculum termination of oviduct (10) goes out opening (2).

8, according to claim 7ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: be provided with guide vane (11) in the oviduct (10).

9, according to claim 8ly align the device that counter fluid is directed to unidirectional rotation, it is characterized in that: connect with connecting plate (12) between the guide vane (11), be connected with connecting plate (12) between guide vane (11) and the oviduct (10).