CN207004711U - It is a kind of that slurry tubular turbine is determined using non-axis transmission - Google Patents

It is a kind of that slurry tubular turbine is determined using non-axis transmission Download PDF

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Publication number
CN207004711U
CN207004711U CN201720597093.XU CN201720597093U CN207004711U CN 207004711 U CN207004711 U CN 207004711U CN 201720597093 U CN201720597093 U CN 201720597093U CN 207004711 U CN207004711 U CN 207004711U
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gear ring
ring set
ball bearing
angular contact
contact ball
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朱国俊
罗兴锜
冯建军
吴广宽
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Xian University of Technology
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Xian University of Technology
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

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  • Hydraulic Turbines (AREA)

Abstract

Slurry tubular turbine is determined using non-axis transmission the utility model discloses a kind of, including the stator hub body being co-axially located inside water inlet pipe, fixed guide vane is evenly distributed with along the circumference of stator hub body, coaxial sleeve is equipped with runner boss body on the outrigger shaft of stator hub body, a circle runner bucket is evenly distributed with along the circumference of runner boss body, the gear ring set of annular is coaxially provided with outside the wheel rim of runner bucket, the outer surface of gear ring set is machined with gear ring, the gear ring that gear ring is put coordinates with output mechanism, the overhanging shaft end of stator hub body is provided with draft cone, draft cone is located inside draft tube, water inlet pipe is co-axially located at the opposite sides of gear ring set with draft tube.Connected between the rotary wheel of water turbine and generator amature using gear drive, simplify the overall structure of the hydraulic turbine, reduce installation, the cost of overhaul.

Description

It is a kind of that slurry tubular turbine is determined using non-axis transmission
Technical field
The utility model belongs to Hydraulic and Hydro-Power Engineering equipment technical field, is related to and a kind of determines slurry through-flow using non-axis transmission The formula hydraulic turbine.
Background technology
In the structure of traditional bulb-type hydraulic generating set, because rotary wheel of water turbine needs to turn by power transmission shaft and generator Son is direct-connected, thus usually required in the runner of the hydraulic turbine it is individually designed go out lay generator independent space it is (such as bulb, perpendicular Well), or set the draft tube that one section of S-shaped is turned round that power transmission shaft is extended out and be connected with generator amature outside runner, cause water wheels Machine entirety pipeline structure and inner flow passage is complicated, space is big.And in rural small hydropower exploitation and extra low head open channel During hydraulic power potentials in runner utilizes, turbine-generator units are generally small with installed capacity, and residing hall space structure is tight The characteristics of gathering, therefore traditional tubular turbine structure is applied to small hydropower station or mini progress waterpower development meeting The problems such as causing the unreasonable substantial increase of factory building civil engineering cost, hydraulic turbine overall structure, installation and repairing equipment cost increase.
Utility model content
The purpose of this utility model be to provide it is a kind of slurry tubular turbine is determined using non-axis transmission, the rotary wheel of water turbine Be connected between generator amature using gear drive, simplify the overall structure of the hydraulic turbine, reduce installation, maintenance into This.
The utility model the technical scheme adopted is that a kind of determine slurry tubular turbine using non-axis transmission, including The stator hub body being co-axially located inside water inlet pipe, fixed guide vane, guide vane wheel are evenly distributed with along the circumference of stator hub body Coaxial sleeve is equipped with runner boss body on the outrigger shaft of hub body, and a circle runner bucket is evenly distributed with along the circumference of runner boss body, The gear ring set of annular is coaxially provided with outside the wheel rim of runner bucket, the outer surface of gear ring set is machined with gear ring, and gear ring is put Gear ring and output mechanism coordinate, the overhanging shaft end of stator hub body is provided with draft cone, and draft cone is located inside draft tube, entered Water pipe is co-axially located at the opposite sides of gear ring set with draft tube.
The characteristics of the utility model, also resides in,
Wherein fixed guide vane respectively with water inlet pipe and stator hub body is affixed is integrally formed.
The both ends of the wherein outrigger shaft of stator hub body are respectively equipped with the deep-groove ball axle to be played a supportive role to runner boss body Hold, the outrigger shaft of deep groove ball bearing and stator hub body is coaxial.
Wherein runner bucket fixes as one with runner boss body, gear ring set respectively.
Wherein the joint of gear ring set and water inlet pipe is provided with angular contact ball bearing a, and angular contact ball bearing a outer ring passes through Circlip a is positioned, and for circlip a on water inlet inside pipe wall, angular contact ball bearing a inner ring is arranged on tooth using tight fit The side of ring set is taken turns, the side also coaxial sleeve of gear ring set is equipped with metallic framework lip packing a, metallic framework lip packing a peaces Mounted in angular contact ball bearing a outside and between water inlet pipe and gear ring set;
Wherein angular contact ball bearing a, circlip a, metallic framework lip packing a are coaxially disposed with water inlet pipe.
Wherein the junction of gear ring set and draft tube is provided with angular contact ball bearing b, and angular contact ball bearing b outer ring passes through Circlip b is positioned, and on the inwall of draft tube, angular contact ball bearing b inner ring is arranged on circlip b using tight fit The opposite side of gear ring set, the opposite side also coaxial sleeve of gear ring set are equipped with metallic framework lip packing b, and metallic framework lip is close B is sealed installed in angular contact ball bearing b outside and between draft tube and gear ring set;
Wherein angular contact ball bearing b, circlip b, metallic framework lip packing b are coaxially disposed with draft tube.
Screwed hole is wherein coaxially offered at the center of draft cone, the end of the outrigger shaft of stator hub body is machined with outer spiral shell Line, overhanging shaft end and the draft cone of stator hub body are connected through a screw thread.
Wherein output mechanism includes torque output shaft, and torque output gear, torque output tooth are set with torque output shaft Wheel engages with the gear ring that gear ring is put.
The beneficial effects of the utility model are, provided by the utility model a kind of to determine the tubular water of slurry using non-axis transmission Turbine flow passage components are few, and internal structure is compact, direct-connected without power transmission shaft between rotary wheel of water turbine and generator amature, solve existing Tubular turbine need it is direct-connected using power transmission shaft and generator amature and caused by power station pipeline and hydraulic turbine inner flow passage structure It is complicated, take up space the problem of big, be a kind of new exploitation for being exclusively used in small power station in rural or mini and super The small hydraulic turbine that low water head open channel generates electricity, meanwhile, the hydraulic turbine in the utility model is without blade tip clearance cavitation and cavitation erosion, runner blade The service life of piece will greatly improve.
Brief description of the drawings
Fig. 1 is a kind of structural representation for determining slurry tubular turbine using non-axis transmission of the utility model;
Fig. 2 is the partial enlarged drawing at A in Fig. 1.
In figure, 1. water inlet pipes, 2. stator hub bodies, 3. fixed guide vanes, 4. runner boss bodies, 5. runner buckets, 6. gears Ring set, 7. draft cones, 8. draft tubes, 9. deep groove ball bearings, 10. angular contact ball bearing a, 11. circlip a, 12. metallic frameworks Lip packing a, 13. angular contact ball bearing b, 14. circlip b, 15. metallic framework lip packing b, 16. torque output shafts, 17. torque output gear.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
The utility model is a kind of to determine slurry tubular turbine using non-axis transmission, and structure is as shown in figure 1, including coaxially setting The stator hub body 2 inside water inlet pipe 1 is put, a circle fixed guide vane 3, stator are evenly distributed with along the circumference of stator hub body 2 Coaxial sleeve is equipped with runner boss body 4 on the outrigger shaft of hub body 2, and a circle runner is evenly distributed with along the circumference of runner boss body 4 Blade 5, the wheel rim of runner bucket 5 are coaxially provided with the gear ring set 6 of annular outside, and the outer surface of gear ring set 6 is machined with gear ring, tooth The gear ring taken turns on ring set 6 coordinates with output mechanism, and the overhanging shaft end of stator hub body 2 is provided with draft cone 7, and draft cone 7 is located at Inside draft tube 8, water inlet pipe 1 is co-axially located at the opposite sides of gear ring set 6 with draft tube 8.
Wherein fixed guide vane 3 respectively with water inlet pipe 1 and stator hub body 2 it is affixed be integrally formed (fixed guide vane 3 positioned at water inlet Between the inwall of pipe 1 and stator hub body 2).
The both ends of the wherein outrigger shaft of stator hub body 2 are respectively equipped with the deep-groove ball to be played a supportive role to runner boss body 4 Bearing 9, the outrigger shaft of deep groove ball bearing 9 and stator hub body 2 are coaxial.
Wherein runner bucket 5 fixes as one with runner boss body 4, gear ring set 6 respectively.
As shown in Fig. 2 the joint of gear ring set 6 and water inlet pipe 1 is provided with angular contact ball bearing a10, angular contact ball bearing A10 outer ring is embedded in water inlet pipe by circlip a11 (circlip a11 plays positioning snap action) positioning, circlip a11 On 1 inwall, angular contact ball bearing a10 inner ring is arranged on side (the angular contact ball bearing a10 of gear ring set 6 using tight fit Inner ring when the hydraulic turbine operates as gear ring set 6 rotates, angular contact ball bearing a10 outer ring remains stationary), gear ring set 6 side also coaxial sleeve is equipped with metallic framework lip packing a12, and metallic framework lip packing a12 is arranged on angular contact ball bearing (metallic framework lip packing a12 prevents angular contact ball bearing a10 oil leak and debris, dust from entering in a10 outside Angular contact ball bearing a10, plays sealing function) and between water inlet pipe 1 and gear ring set 6;Angular contact ball bearing a10 is entering It is play fixed supporting role between water pipe 1 and gear ring set 6;Wherein angular contact ball bearing a10, circlip a11, metallic framework lip Shape sealing a12 is coaxially disposed with water inlet pipe 1.
The junction of wherein gear ring set 6 and draft tube 8 is provided with angular contact ball bearing b13, and angular contact ball bearing b13's is outer For circle by circlip b14 positioning (circlip b14 plays positioning snap action), circlip b14 is embedded in the inwall of draft tube 8 On, angular contact ball bearing b13 inner ring is arranged on opposite side (the angular contact ball bearing b13 inner rings of gear ring set 6 using tight fit When the hydraulic turbine operates as gear ring set 6 rotates, angular contact ball bearing b13 outer ring remains stationary), gear ring set 6 it is another Side also coaxial sleeve is equipped with metallic framework lip packing b15, and metallic framework lip packing b15 is arranged on angular contact ball bearing b13 (metallic framework lip packing b15 can prevent angular contact ball bearing b13 oil leak and debris, dust from entering in outside Enter angular contact ball bearing b13, play sealing function) and between draft tube 8 and gear ring set 6;Angular contact ball bearing b13 exists It is play fixed supporting role between draft tube 8 and gear ring set 6;Meanwhile angular contact ball bearing a10 and angular contact ball bearing b13 are also Undertake the radial and axial load suffered by the rotatable parts that runner bucket 5, runner boss body 4 and gear ring set 6 form.Wherein angle Contact ball bearing b13, circlip b14, metallic framework lip packing b15 are coaxially disposed with draft tube 8.
Screwed hole is wherein coaxially offered at the center of draft cone 7, the end of the outrigger shaft of stator hub body 2 is machined with outside Screw thread, overhanging shaft end and the draft cone 7 of stator hub body 2 are connected through a screw thread.Draft cone 7 plays compression to deep groove ball bearing 9 Effect, while guide functions also are played to current.
Wherein output mechanism includes torque output shaft 16, and torque output gear 17, moment of torsion are set with torque output shaft 16 Output gear 17 engages with the gear ring on gear ring set 6.
The utility model is a kind of use the working method for determining slurry tubular turbine of non-axis transmission for:Current are from water inlet pipe 1 enters the hydraulic turbine, is struck at an angle on runner bucket 5 via the guiding of fixed guide vane 3 and produces promotion runner blade The moment of torsion that piece 5 rotates, because runner bucket 5 and gear ring set 6 are welded as a whole, therefore leaf top is not present in runner bucket 5 Gap, also it is not exposed to the destruction of blade tip clearance cavitation and cavitation erosion.Gear ring set 6 is driven to rotate together when runner bucket 5 rotates, so The moment of torsion that runner bucket 5 is subject to is passed into torsion by way of external toothing between backgear ring set 6 and torque output gear 17 Square output gear 17, torque output gear 17 deliver torque to torque output shaft 16 by key connection again and carry out the defeated of moment of torsion Go out, torque output shaft 16 can be directly connected to electrical power generators, or reconnect one-level gearbox and carry out speedup generating.
The utility model is a kind of use non-axis transmission the characteristics of determining slurry tubular turbine for:The present apparatus is passed using gear Dynamic mode is exported the moment of torsion of runner, has been abandoned and has been directly connected to rotary wheel of water turbine and generator amature using power transmission shaft Method so that the axial dimension of whole unit is greatly reduced, and simplifies the structure of the hydraulic turbine, it is small to be highly suitable to be applied for rural area Power station or the waterpower development of mini.

Claims (8)

1. a kind of determine slurry tubular turbine using non-axis transmission, it is characterised in that:Including being co-axially located in water inlet pipe (1) The stator hub body (2) in portion, fixed guide vane (3) is evenly distributed with along the circumference of stator hub body (2), stator hub body (2) Coaxial sleeve is equipped with runner boss body (4) on outrigger shaft, and a circle runner bucket is evenly distributed with along the circumference of runner boss body (4) (5) the gear ring set (6) of annular, is coaxially provided with outside the wheel rim of runner bucket (5), the outer surface processing of gear ring set (6) is with teeth Enclose, the gear ring on the gear ring set (6) coordinates with output mechanism, and the overhanging shaft end of stator hub body (2) is provided with draft cone (7), draft cone (7) is located at draft tube (8) inside, and water inlet pipe (1) is co-axially located at the phase of gear ring set (6) with draft tube (8) To both sides.
A kind of slurry tubular turbine is determined using non-axis transmission 2. according to claim 1, it is characterised in that:It is described solid Determine stator (3) respectively with water inlet pipe (1) and stator hub body (2) is affixed is integrally formed.
A kind of slurry tubular turbine is determined using non-axis transmission 3. according to claim 1, it is characterised in that:It is described to lead The both ends of the outrigger shaft of impeller boss body (2) are respectively equipped with the deep groove ball bearing (9) to be played a supportive role to runner boss body (4), deep The outrigger shaft of ditch ball bearing (9) and stator hub body (2) is coaxial.
A kind of slurry tubular turbine is determined using non-axis transmission 4. according to claim 1, it is characterised in that:Described turn Impeller blade (5) fixes as one with runner boss body (4), gear ring set (6) respectively.
A kind of slurry tubular turbine is determined using non-axis transmission 5. according to claim 1, it is characterised in that:The tooth The joint of wheel ring set (6) and water inlet pipe (1) is provided with angular contact ball bearing a (10), and angular contact ball bearing a (10) outer ring passes through Circlip a (11) is positioned, and circlip a (11) on water inlet pipe (1) inwall, adopt by angular contact ball bearing a (10) inner ring The side of gear ring set (6) is arranged on tight fit, the side also coaxial sleeve of gear ring set (6) is equipped with metallic framework lip packing A (12), metallic framework lip packing a (12) are installed in angular contact ball bearing a (10) outside and are located at water inlet pipe (1) and gear Between ring set (6);
The angular contact ball bearing a (10), circlip a (11), metallic framework lip packing a (12) are same with water inlet pipe (1) Axle is set.
A kind of slurry tubular turbine is determined using non-axis transmission 6. according to claim 1, it is characterised in that:The tooth The junction of wheel ring set (6) and draft tube (8) is provided with angular contact ball bearing b (13), and angular contact ball bearing b (13) outer ring passes through Circlip b (14) is positioned, and circlip b (14) is on the inwall of draft tube (8), angular contact ball bearing b (13) inner ring The opposite side of gear ring set (6) is arranged on using tight fit, the opposite side also coaxial sleeve of gear ring set (6) is equipped with metallic framework lip Shape sealing b (15), metallic framework lip packing b (15) are installed in angular contact ball bearing b (13) outside and are located at draft tube (8) Between gear ring set (6);
The angular contact ball bearing b (13), circlip b (14), metallic framework lip packing b (15) are same with draft tube (8) Axle is set.
A kind of slurry tubular turbine is determined using non-axis transmission 7. according to claim 1, it is characterised in that:It is described to let out Screwed hole is coaxially offered at the center of water cone (7), the end of the outrigger shaft of the stator hub body (2) is machined with external screw thread, The overhanging shaft end of the stator hub body (2) is connected through a screw thread with draft cone (7).
A kind of slurry tubular turbine is determined using non-axis transmission 8. according to claim 1, it is characterised in that:It is described defeated Going out mechanism includes torque output shaft (16), and torque output gear (17), torque output gear are set with torque output shaft (16) (17) engaged with the gear ring on the gear ring set (6).
CN201720597093.XU 2017-05-26 2017-05-26 It is a kind of that slurry tubular turbine is determined using non-axis transmission Active CN207004711U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107013399A (en) * 2017-05-26 2017-08-04 西安理工大学 One kind determines oar tubular turbine using gear-driven
CN109356781A (en) * 2018-11-27 2019-02-19 大连理工大学 A kind of shaftless horizontal change drift angle marine tidal-current energy device
CN111197549A (en) * 2018-11-16 2020-05-26 杨明恭 Water flow power generation device
CN111502891A (en) * 2020-04-28 2020-08-07 合肥华升泵阀股份有限公司 Hydraulic turbine impeller and working method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107013399A (en) * 2017-05-26 2017-08-04 西安理工大学 One kind determines oar tubular turbine using gear-driven
CN107013399B (en) * 2017-05-26 2020-08-18 西安理工大学 Fixed-blade tubular turbine adopting gear transmission
CN111197549A (en) * 2018-11-16 2020-05-26 杨明恭 Water flow power generation device
CN109356781A (en) * 2018-11-27 2019-02-19 大连理工大学 A kind of shaftless horizontal change drift angle marine tidal-current energy device
CN111502891A (en) * 2020-04-28 2020-08-07 合肥华升泵阀股份有限公司 Hydraulic turbine impeller and working method thereof

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