CN206668447U - A kind of extra low head rolling flow type hydraulic turbine - Google Patents
A kind of extra low head rolling flow type hydraulic turbine Download PDFInfo
- Publication number
- CN206668447U CN206668447U CN201720313863.3U CN201720313863U CN206668447U CN 206668447 U CN206668447 U CN 206668447U CN 201720313863 U CN201720313863 U CN 201720313863U CN 206668447 U CN206668447 U CN 206668447U
- Authority
- CN
- China
- Prior art keywords
- roller
- blade body
- hydraulic turbine
- flow type
- type hydraulic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/20—Hydro energy
Landscapes
- Hydraulic Turbines (AREA)
Abstract
It the utility model is related to hydro-electric power generating equipment field, it is therefore an objective to a kind of waterpower high conversion efficiency is provided and is especially suitable for the supporting extra low head rolling flow type hydraulic turbine of low-head hydraulic generating equipment.Technical scheme is used by the utility model：A kind of extra low head rolling flow type hydraulic turbine, including the roller being arranged in frame and the power transmission shaft by drum driven.The side of roller sets water storage and sets the deflector of arc in the bottom of the side, and deflector is connected with water storage.Some moving vanes are uniformly arranged on the side face of roller, moving vane is made up of support frame and blade body, and edge of the blade body away from roller side is hinged with support frame.Locating part is additionally provided with moving vane, locating part prevents blade body from excessively overturning when blade body is by water impact, make blade body width and roller it is radially consistent.The utility model is simple in construction, stable and waterpower high conversion efficiency.
Description
Technical field
It the utility model is related to hydro-electric power generating equipment field, and in particular to a kind of extra low head rolling flow type hydraulic turbine.
Background technology
The hydraulic turbine is the turbine that it belongs in fluid machinery the dynamic power machine that the energy conversion of current is rotating mechanical energy
Machinery.Before and after B.C. 100 years, there have been the blank of the hydraulic turbine for China --- water wheels, for irrigating by lifting water to a higher level with a water pump, etc. and driving grain
Operated implement.The modern hydraulic turbine is then most of to be arranged in power station, for driving electrical power generators.In power station, upstream
Water in reservoir guides the hydraulic turbine into through aqueduct, promotes rotary wheel of water turbine rotation, drives electrical power generators.The water for finishing work(then leads to
Cross tail water pipeline row downstream.Head is higher, flow is bigger, and the power output of the hydraulic turbine is also bigger.Hydroelectric generation is set at present
The standby provisioned hydraulic turbine is broadly divided into two kinds of reaction type and impact type by waterpower conversion regime, and both water conservancy conversion regimes are equal
The defects of huge be present, not only water resources consumption is big and waterpower conversion efficiency is low, and especially low water head is more obvious.
The existing hydraulic turbine, for its water wheels during rotation, a part of blade is driven axis of rotation by water impact
Acting, and another part blade can not only be provided kinetic energy for the rotation of rotating shaft, can also be hindered due to the resistance by air or water
Hinder the rotation of rotating shaft.This is always a great problem of this area.
Utility model content
The purpose of this utility model is to provide a kind of waterpower high conversion efficiency and is especially suitable for low-head hydraulic generating
The extra low head rolling flow type hydraulic turbine of coordinative composition of equipments.
For achieving the above object, technical scheme is used by the utility model：A kind of extra low head rolling flow type water
Turbine, including the roller being arranged in frame and the power transmission shaft by drum driven.
The side of the roller sets water storage and sets the deflector of arc in the bottom of the side, and the deflector is with entering
Sump connects.Some moving vanes are uniformly arranged on the side face of the roller, the moving vane is by support frame and blade body
Form, edge of the blade body away from roller side is hinged with support frame.Locating part is additionally provided with the moving vane,
The locating part prevents blade body from excessively overturning when blade body is by water impact, make the width of blade body with
Roller it is radially consistent.
Preferably, the ventilative of insertion roller surfaces externally and internally is additionally provided with the roller between the two adjacent moving vanes
Mouthful, the ventilation mouth extends in bar shaped and along the length direction of roller, and one-way flow component is set at the ventilation mouth.The list
Include rubber flap and mounting clamping frame to circulation component.The length and width of the rubber flap is all higher than ventilation mouth, described
Rubber flap is pressed at ventilation mouth by the mounting clamping frame being made up of reinforcement welding, and the mounting clamping frame welds with roller.
Multiple rows of air-vent is additionally provided with the rubber flap, the air-vent staggers with ventilation mouth.
Preferably, support frame as described above includes two square vertical rods radially extended along roller, and the vertical rod comes towards current
To the top of side engaging lug is set, the blade body is hinged by being located in the jointed shaft at engaging lug with support frame.
The locating part itself is made up of the column between two engaging lugs.
Preferably, the end of the column is additionally provided with positive stop strip.
Preferably, the power transmission shaft is fixed in drums inside by the more bracing pieces radially extended along power transmission shaft
The heart.
Preferably, the both ends of the roller set end plate, and the air admission hole connected with drums inside is set on the end plate.
The beneficial effects of the utility model embody a concentrated reflection of:
1. the utility model is due to using moving vane, during roller rotates, roller by water impact one
The blade body of side keeps radially consistent with roller in the presence of locating part, that is, in the state closed, it is ensured that will
The kinetic energy of current is effectively converted into the kinetic energy of roller.And the blade body of water impact side is not affected by, by air drag
The automatic turning during gravity for the water carried secretly between moving vane, blade body is set to be in the state opened, so as to reduce sky
The resistance of gas.Meanwhile after moving vane opening, it is easy to water to discharge, alleviates the weight for the roller for being not affected by water impact side
Power so that bigger gravitational difference is formed with the opposite side for being not affected by water impact by the side of water impact, so as to promote to roll
Cylinder rotates.Therefore, the utility model greatly improves the conversion ratio of waterpower.
2. pass through the ventilation mouth being preferably provided with and the one-way flow component being arranged at ventilation mouth so that current are in end energy
More smoothly discharged between two moving vanes, further increase the conversion ratio of waterpower.Specifically, water is being discharged at present
During falling, a temporary transient vacuum area is together constituted between roller and two moving vanes, the draught head of formation is led
Cause water speed when falling slower, along with the rotating speed of roller is very fast.So as to cause water can not timely emptying, the part water is to work
Movable vane piece does not have impulsive force not only, causes certain resistance on the contrary.And the utility model rolls when forming above-mentioned vacuum area
Gas inside cylinder enters after ventilation mouth and air-vent to vacuum area successively due to opening rubber flap in the reason top of pressure differential
Row supplement so that water can be discharged quickly.And at other, hydraulic pressure compels rubber flap, rubber flap is close to roller table
Face, while ventilation mouth and air-vent stagger, therefore water can not enter drums inside outside roller again.
3. by the setting of bracing piece, the structural strength of roller and power transmission shaft is improved.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is A portions enlarged drawing in Fig. 1；
Fig. 3 is the scheme of installation of rubber flap；
Fig. 4 is a kind of structural representation of preferable moving vane.
Embodiment
A kind of extra low head rolling flow type hydraulic turbine with reference to shown in Fig. 1-4, including the roller 1 that is arranged in frame and by rolling
The power transmission shaft 2 of the driving of cylinder 1.Namely described power transmission shaft 2 is located in the axial direction of roller 1 and is fixedly connected with roller 1, the biography
Moving axis 2 can be through roller 1 and set, and the power transmission shaft 2 is fixed on by the more bracing pieces radially extended along power transmission shaft 2 15
Center inside roller 1.It is of course also possible to be the end set end plate 16 in roller 1, power transmission shaft 2 and end plate 16 are welded.
The side of the roller 1 sets water storage 4 and sets the deflector 3 of arc in the bottom of the side, as shown in figure 1,
The right side of roller 1 sets water storage 4, and lower right side sets deflector 3.The deflector 3 is connected with water storage 4, and water is from water storage 4
Into, along between deflector 3 and roller 1 working chamber advance, until reach deflector 3 end, be then discharged out.The rolling
Some moving vanes 5 are uniformly arranged on the side face of cylinder 1, the moving vane 5 is made up of support frame 6 and blade body 7, the leaf
Edge of the piece main body 7 away from the side of roller 1 is be hinged with support frame 6.Blade body 7 namely above is upper in Fig. 1
Edge is be hinged with support frame 6, and the lower edge of underlying blade body 7 and support frame 6 are be hinged.On the moving vane 5 also
Finite place piece is set, and the locating part prevents blade body 7 from excessively overturning when blade body 7 is by water impact, makes blade
The width of main body 7 is radially consistent with roller 1.
The utility model due to use moving vane 5, roller 1 rotate during, roller 1 by water impact one
Side, namely right side and the blade body 7 of lower right side keep radially consistent with roller 1 in the presence of locating part in Fig. 1,
Namely in the state closed, it is ensured that the kinetic energy of current is effectively converted into the kinetic energy of roller 1.And it is not affected by water impact
Side, in Fig. 1 namely left side, the blade body 7 of upside, by the water carried secretly between air drag and moving vane 5
Automatic turning during gravity, blade body 7 is set to be in the state opened, so as to reduce the resistance of air.Meanwhile in moving vane
After 5 open, it is easy to water to discharge, alleviates the gravity for the roller 1 for being not affected by water impact side so that by the one of water impact
Side forms bigger gravitational difference with the opposite side for being not affected by water impact, so as to promote roller 1 to rotate.Therefore, the utility model
Greatly improve the conversion ratio of waterpower.The concrete structure of the locating part can be a spacer pin, banking stop or with one
Drawstring of measured length etc..
In order to further improve performance of the present utility model, with reference to shown in Fig. 1-3, more preferable way can also be the phase
The ventilation mouth 8 of the insertion surfaces externally and internally of roller 1 is additionally provided with roller 1 between two adjacent moving vanes 5, the ventilation mouth 8 is in
Bar shaped and extend along the length direction of roller 1, one-way flow component is set at the ventilation mouth 8.The one-way flow component bag
Include rubber flap 9 and mounting clamping frame 10.The length and width of the rubber flap 9 is all higher than ventilation mouth 8, the rubber flap
The 9 mounting clamping frame 10 by being made up of reinforcement welding is pressed at ventilation mouth 8, that is, rubber flap 9 is connected to mounting compression
Between the surface of frame 10 and roller 1, the mounting clamping frame 10 welds with roller 1.It is additionally provided with the rubber flap 9 multiple rows of
Air-vent 11, the air-vent 11 stagger with ventilation mouth 8.
Pass through the ventilation mouth 8 being preferably provided with and the one-way flow component being arranged at ventilation mouth 8 so that current are in end energy
More smoothly discharged between two moving vanes 5, further increase the conversion ratio of waterpower.Specifically, water is in discharge
During whereabouts, a temporary transient vacuum area, the air pressure of formation are together constituted between roller 1 and two moving vanes 5
Difference causes water speed when falling slower, along with the rotating speed of roller 1 is very fast.So as to cause water can not timely emptying, the part
Water does not have impulsive force not only to moving vane 5, causes certain resistance on the contrary.And the utility model is forming above-mentioned region of no pressure
During domain, the gas inside roller 1 is due to opening rubber flap 9 in the reason top of pressure differential, successively after ventilation mouth 8 and air-vent 11
Vacuum area is supplemented so that water can be discharged quickly.And at other, hydraulic pressure compels rubber flap 9, makes rubber flap
9 are close to the surface of roller 1, while ventilation mouth 8 and air-vent 11 stagger, therefore water can not enter roller 1 outside roller 1 again
It is internal.
The concrete structure of moving vane 5 and locating part of the present utility model is more, for example, as shown in figure 4, support frame as described above
6 include two square vertical rods 12 radially extended along roller 1, the vertical rod 12 towards current come to the top of side set and connect
Lug 13, current come side namely right side, therefore the right side of vertical rod 12 sets engaging lug 13, and the blade body 7 is by wearing
Jointed shaft and support frame 6 at engaging lug 13 is be hinged.The locating part is by column itself structure between two engaging lugs 13
Into.It when blade body 7 is overturn counterclockwise, by the stop of vertical rod 12, can not excessively overturn, keep with vertical rod 12 positioned at same
The state of plane, that is, the state radially consistent with roller 1.More preferable way is, the end of the column also sets up limited
Position bar 14.The effect of positive stop strip 14 is also to prevent blade body 7 from excessively overturning, as moving vane 5 turns in Fig. 1 upper right and just
During the position on right side, prevent blade body 7 from overturning to support frame 6 to come to opposite side with current.In order to further improve this
The stability and structural strength of utility model, end plate 16 preferably is set at the both ends of the roller 1, set on the end plate 16 with
The air admission hole 17 of the inside of roller 1 connection, in the case where being provided with end plate 16, air admission hole 17 is used to fill into air into roller 1.
Claims (6)
1. a kind of extra low head rolling flow type hydraulic turbine, including the roller (1) being arranged in frame and the transmission driven by roller (1)
Axle (2)；
It is characterized in that：The side of the roller (1) sets water storage (4) and sets the deflector of arc in the bottom of the side
(3), the deflector (3) is connected with water storage (4)；Some moving vanes (5) are uniformly arranged on the side face of the roller (1),
The moving vane (5) is made up of support frame (6) and blade body (7), remote roller (1) side of the blade body (7)
Edge is be hinged with support frame (6)；Be additionally provided with locating part on the moving vane (5), the locating part blade body (7) by
Prevent blade body (7) from excessively overturning during to water impact, make the width of blade body (7) and the radial direction one of roller (1)
Cause.
2. the extra low head rolling flow type hydraulic turbine according to claim 1, it is characterised in that：The two adjacent moving vanes
(5) ventilation mouth (8) of insertion roller (1) surfaces externally and internally is additionally provided with the roller (1) between, the ventilation mouth (8) is in bar shaped
And extend along the length direction of roller (1), ventilation mouth (8) place sets one-way flow component；The one-way flow component bag
Include rubber flap (9) and mounting clamping frame (10)；The length and width of the rubber flap (9) is all higher than ventilation mouth (8), described
Rubber flap (9) is pressed in ventilation mouth (8) place, the mounting clamping frame by the mounting clamping frame (10) being made up of reinforcement welding
(10) welded with roller (1)；Be additionally provided with multiple rows of air-vent (11) on the rubber flap (9), the air-vent (11) with thoroughly
Gas port (8) staggers.
3. the extra low head rolling flow type hydraulic turbine according to claim 2, it is characterised in that：Support frame as described above (6) includes two
The square vertical rod (12) that root radially extends along roller (1), the vertical rod (12) towards current come to side top set connect
Lug (13), the blade body (7) are be hinged by the jointed shaft and support frame (6) for being located in engaging lug (13) place；The limit
Position part is made up of the column itself between two engaging lugs (13).
4. the extra low head rolling flow type hydraulic turbine according to claim 3, it is characterised in that：The end of the column is also set up
Limited location bar (14).
5. the extra low head rolling flow type hydraulic turbine according to claim 4, it is characterised in that：The power transmission shaft (2) is by more
The bracing piece (15) that root radially extends along power transmission shaft (2) is fixed on the internal center of roller (1).
6. the extra low head rolling flow type hydraulic turbine according to claim 5, it is characterised in that：The both ends of the roller (1) are set
End plate (16) is put, the air admission hole (17) with being connected inside roller (1) is set on the end plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720313863.3U CN206668447U (en) | 2017-03-28 | 2017-03-28 | A kind of extra low head rolling flow type hydraulic turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720313863.3U CN206668447U (en) | 2017-03-28 | 2017-03-28 | A kind of extra low head rolling flow type hydraulic turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206668447U true CN206668447U (en) | 2017-11-24 |
Family
ID=60373493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720313863.3U Expired - Fee Related CN206668447U (en) | 2017-03-28 | 2017-03-28 | A kind of extra low head rolling flow type hydraulic turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206668447U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150334A (en) * | 2018-01-11 | 2018-06-12 | 河海大学 | A kind of hydro-electric power generating equipment of the adjustable vane based on micro head |
| CN110107439A (en) * | 2019-01-28 | 2019-08-09 | 林彬 | A kind of hydraulic turbine |
| CN110454309A (en) * | 2019-08-30 | 2019-11-15 | 王德志 | The movable vane hydraulic turbine |
| CN113897759A (en) * | 2021-11-18 | 2022-01-07 | 怀化学院 | Hydrodynamic drive small-sized washing device |
-
2017
- 2017-03-28 CN CN201720313863.3U patent/CN206668447U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150334A (en) * | 2018-01-11 | 2018-06-12 | 河海大学 | A kind of hydro-electric power generating equipment of the adjustable vane based on micro head |
| CN108150334B (en) * | 2018-01-11 | 2019-12-13 | 河海大学 | hydroelectric power generation equipment with adjustable blades based on micro water head |
| CN110107439A (en) * | 2019-01-28 | 2019-08-09 | 林彬 | A kind of hydraulic turbine |
| CN110454309A (en) * | 2019-08-30 | 2019-11-15 | 王德志 | The movable vane hydraulic turbine |
| CN113897759A (en) * | 2021-11-18 | 2022-01-07 | 怀化学院 | Hydrodynamic drive small-sized washing device |
| CN113897759B (en) * | 2021-11-18 | 2023-07-25 | 怀化学院 | Hydrodynamic force driven small-sized washing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206668447U (en) | A kind of extra low head rolling flow type hydraulic turbine | |
| US20110173976A1 (en) | Energy generating system using a plurality of waterwheels | |
| CN106762334A (en) | A kind of extra low head rolling flow type hydraulic turbine | |
| CN104018985B (en) | Flexible and retractable auxiliary blade mechanism of vertical-axis wind turbine | |
| CN206419158U (en) | A kind of birotor contrarotating tidal-energy electric generator set | |
| CN204402729U (en) | A kind of novel reaction turbine | |
| CN202001204U (en) | Wind-force water elevator | |
| CN201531354U (en) | Transmission chain type water turbine | |
| CN208024497U (en) | A kind of hydraulic turbine | |
| CN204299768U (en) | A kind of huge waterwheel | |
| CN109653929A (en) | The hydraulic turbine | |
| CN206319988U (en) | A kind of various dimensions float-type Wave power generation device | |
| CN210564868U (en) | Sliding vane hydraulic turbine | |
| CN210564867U (en) | Moving blade water turbine | |
| CN201531358U (en) | Water-energy water elevator | |
| CN204239156U (en) | Energy-saving wind power/waterpower combination generator and system | |
| CN208564850U (en) | A kind of vertical axis impeller module and power generator | |
| CN207420772U (en) | Formula waterwheel is hit on a kind of bicircular arcs type blade | |
| CN203335313U (en) | Water turbine | |
| CN206539452U (en) | A kind of combined wind power generating set with vertical shaft | |
| CN203009170U (en) | Integrated unit of wind turbine with vertical shaft, inner movable wings and outer movable wings, water lifting and storing device, and small wind power and hydropower station | |
| CN204327374U (en) | A kind of high-efficiency water turbine | |
| CN206144700U (en) | Miniature hydro -power generation system | |
| CN109555672A (en) | A kind of liftable energy-saving water pumping device | |
| CN201666221U (en) | Non-resistance diversion type vertical shaft type aerogenerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |