WO2023160689A1 - 一种配水环管 - Google Patents

一种配水环管 Download PDF

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Publication number
WO2023160689A1
WO2023160689A1 PCT/CN2023/078355 CN2023078355W WO2023160689A1 WO 2023160689 A1 WO2023160689 A1 WO 2023160689A1 CN 2023078355 W CN2023078355 W CN 2023078355W WO 2023160689 A1 WO2023160689 A1 WO 2023160689A1
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WO
WIPO (PCT)
Prior art keywords
water distribution
pipe
fixed
annular pipe
ring
Prior art date
Application number
PCT/CN2023/078355
Other languages
English (en)
French (fr)
Inventor
梁权伟
谢可为
周恒特
万兵
汪刚
吴伟
吴中竟
段昌德
胡江艺
Original Assignee
东方电气集团东方电机有限公司
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Filing date
Publication date
Application filed by 东方电气集团东方电机有限公司 filed Critical 东方电气集团东方电机有限公司
Publication of WO2023160689A1 publication Critical patent/WO2023160689A1/zh

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Classifications

    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B1/00—Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on blades or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto
    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/002—Injecting air or other fluid
    • 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

Definitions

  • the present invention relates to the technical field of fluid mechanical engineering equipment, in particular to a water distribution ring pipe.
  • the impact turbine is a hydraulic machine that uses high-speed water flow to impact the runner to do work.
  • the water distribution ring pipe mainly plays the role of guiding the incoming flow.
  • the quality of the outflow will affect the performance of the unit.
  • the diverter plates of the branch pipes of the water distribution ring are all designed during the process of processing the water distribution ring, and cannot be replaced, which makes it impossible to compare the functions of the diverter plates of the branch pipes from the perspective of experiments.
  • a central bolt is installed at the central position of the measuring platform, and a tangent bolt is installed at a position around the measuring platform, and the nuts of the central bolt and the tangential bolt are fixedly connected with the measuring platform, and the central The screw tail of the bolt and the tangent point bolt is upward;
  • An angle steel bracket is installed on the casing at the horizontal centerline position of the water distribution ring pipe nozzle flange, an adjustment bolt is installed on the angle steel bracket, and the center point and height of the adjustment bolt are measured;
  • the installation method of the water distribution ring pipe of the Pelton turbine disclosed in this patent document can accurately install all the water distribution ring pipes of the Pelton turbine, and the operation is simple and the cost is low.
  • the diverter plate of the bifurcated pipe is fixed in the process of processing the water distribution ring, and cannot be replaced. It is impossible to quickly change the hydraulic flow channel, and it is not convenient to carry out model tests.
  • the present invention provides a water distribution annular pipe.
  • the present invention can quickly change the hydraulic flow channel by replacing the splitter plate of the bifurcated pipe, adjust the jet angle and replace the runners with different pitch circle sizes for testing, which greatly improves Improve the convenience of model testing.
  • a water distribution ring pipe comprising an upper valve of the water distribution ring pipe and a lower valve of the water distribution ring pipe, the upper valve of the water distribution ring pipe and the lower valve of the water distribution ring pipe are connected to form a ring pipe body, and it is characterized in that it also includes a runner chamber and an angle adjustment ring,
  • the ring pipe body is connected with a plurality of branch pipes, and the branch pipes are connected to the runner chamber.
  • the top of the ring pipe body is fixed with a first fixing seat, and the bottom of the ring pipe body is fixed with a second fixing seat.
  • Both the first fixing seat and the second fixing seat are located at the junction of the ring pipe body and the branch pipe, and a branch pipe diverter plate is embedded between the first fixed seat and the second fixed seat, and the cross section of the branch pipe diverter plate is An oblique wedge shape, the runner chamber is provided with a transition flange, and the transition flange and the runner chamber are connected through an angle adjustment ring.
  • the runner chamber is a split structure, including an upper cavity and a lower cavity, the upper cavity and the lower cavity are connected by bolts, the upper cavity corresponds to the upper valve of the water distribution ring pipe and is connected together, the lower cavity The body corresponds to the lower valve of the water distribution ring and is connected together.
  • the five branch pipes are evenly arranged along the circumference of the ring pipe body.
  • the runner chamber is annular, and a through hole is opened on the runner chamber, and the through hole communicates with the branch pipe.
  • the diverter plate of the branch pipe is provided with a sealing strip, and the diverter plate of the branch pipe is fixed between the first fixing seat and the second fixing seat through the sealing strip.
  • the diversion plate of the branch pipe is a split structure, including a first diversion plate and a second diversion plate, the first diversion plate is fixed on the first fixing seat, and the second diversion plate is fixed on the second fixing seat.
  • the bottom of the first manifold is fixedly connected with a positioning boss, and the top of the second manifold is provided with a positioning hole matching the positioning boss, and the positioning boss of the first manifold is embedded in the positioning hole of the second manifold. in the hole.
  • the number of transition flanges is six, and the six transition flanges are evenly distributed along the circumference of the runner chamber, and the inner chambers of the transition flanges are respectively connected with the inner chambers of the upper valve of the water distribution ring pipe and the inner chamber of the lower valve of the water distribution ring pipe.
  • a plurality of branch pipes are connected to the ring pipe body, and the branch pipes are connected through the runner chamber.
  • the top of the ring pipe body is fixed with a first fixing seat
  • the bottom of the ring pipe body is fixed with a second fixing seat.
  • Both the first fixing seat and the second fixing seat are located at the junction of the ring pipe body and the branch pipe
  • a branch pipe diverter plate is embedded between the first fixed seat and the second fixed seat, and the cross section of the branch pipe diverter plate is wedge-shaped.
  • There is a transition flange on the runner chamber, and the transition flange and the runner chamber are connected by an angle adjustment ring.
  • the runner chamber is a split structure, including an upper cavity and a lower cavity, the upper cavity and the lower cavity are connected by bolts, and the upper cavity corresponds to the upper flap of the water distribution ring and is connected together , the lower cavity corresponds to the lower valve of the water distribution ring and is connected together, which is convenient for processing the internal molding line and is conducive to improving the accuracy of the flow channel.
  • the five branch pipes are evenly arranged along the circumference of the ring pipe body, which is conducive to completing the hydraulic design test of multiple branch pipe diverter plates.
  • the runner chamber is in the shape of a ring, and a through hole is opened on the runner chamber, and the through hole is connected with the branch pipe, which is convenient for quickly completing the hydraulic design test.
  • a sealing strip is provided on the diverter plate of the branch pipe, and the diverter plate of the branch pipe is fixed between the first fixing seat and the second fixing seat through the sealing strip, which has good sealing performance and can effectively prevent water leakage.
  • the splitter plate of the bifurcated pipe is a split structure, including the first splitter plate and the second splitter plate, the first splitter plate is fixed on the first fixing seat, and the second splitter plate is fixed on the second fixing seat, which facilitates Processing and manufacturing is conducive to improving the convenience of installation.
  • the bottom of the first manifold is fixedly connected with a positioning boss
  • the top of the second manifold is provided with a positioning hole matching the positioning boss
  • the positioning boss of the first manifold is embedded in the second manifold. In the positioning hole of the plate, it can effectively prevent assembly misalignment at the junction of the first manifold and the second manifold, and ensure the close fit of the first manifold and the second manifold.
  • transition flanges there are six transition flanges, and the six transition flanges are evenly distributed along the circumference of the runner chamber, and the inner chambers of the transition flanges communicate with the inner chambers of the upper valve of the water distribution ring pipe and the inner chamber of the lower valve of the water distribution ring pipe respectively ,
  • the transition flange tail angle can be adjusted through the angle adjustment ring, thereby affecting the outlet angle, adjusting the outlet angle can adapt to different runner pitch circle diameters, and has better applicability.
  • Fig. 1 is a structural representation of the present invention
  • Fig. 2 is a sectional view of the present invention
  • Fig. 3 is the structural schematic diagram of branch pipe splitter plate of the present invention.
  • Fig. 4 is a schematic cross-sectional view of a bifurcated pipe diverter plate of the present invention.
  • Fig. 5 is the sectional view of the transition flange of the present invention.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the ring pipe body 3 is connected with a plurality of branch pipes 6, and the branch pipes 6 are connected to the runner chamber 4.
  • the top of the ring pipe body 3 is fixed with a first fixing seat 7.
  • the bottom of the pipe body 3 is fixed with a second fixed seat 8, the first fixed seat 7 and the second fixed seat 8 are located at the junction of the ring pipe body 3 and the branch pipe 6, the first fixed seat 7 and the second fixed seat 8
  • a bifurcated pipe diverter plate 9 is embedded between them.
  • the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10.
  • the transition flange 10 and the runner chamber 4 are connected by an angle adjustment ring 5. Replace the bifurcated diverter plate 9 to quickly change the hydraulic flow path, adjust the jet angle and replace the runners with different pitch circle sizes for testing, which greatly improves the convenience of model testing.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper cavity 11 and a lower cavity 12, the upper cavity 11 and the lower cavity 12 are connected by bolts, and the upper cavity 11 and the upper valve of the water distribution ring pipe 1 corresponds to and is connected together, and the lower chamber 12 corresponds to and is connected to the lower valve 2 of the water distribution ring.
  • the runner chamber 4 is a split structure, including an upper cavity 11 and a lower cavity 12.
  • the upper cavity 11 and the lower cavity 12 are connected by bolts.
  • the upper cavity 11 and the lower cavity 12 are connected by bolts.
  • the upper petal 1 of the water distribution ring corresponds to and is connected together, and the lower cavity 12 corresponds to and is connected with the lower petal 2 of the water distribution ring, which is convenient for processing the internal mold line and is beneficial to improving the accuracy of the flow channel.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper chamber 11 and a lower chamber 12, the upper chamber 11 and the lower chamber 12 are connected by bolts, and the upper chamber 11 corresponds to the upper valve 1 of the water distribution ring pipe And connected together, the lower cavity 12 corresponds to the lower valve 2 of the water distribution ring and is connected together.
  • This embodiment is another preferred implementation mode.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper chamber 11 and a lower chamber 12, the upper chamber 11 and the lower chamber 12 are connected by bolts, and the upper chamber 11 corresponds to the upper valve 1 of the water distribution ring pipe And connected together, the lower cavity 12 corresponds to the lower valve 2 of the water distribution ring and is connected together.
  • There are five branch pipes 6 and the five branch pipes 6 are evenly arranged along the circumference of the ring pipe body 3 .
  • the runner chamber 4 is annular, and the runner chamber 4 is provided with a through hole 13, and the through hole 13 communicates with the branch pipe 6.
  • the runner chamber 4 is annular, and the runner chamber 4 is provided with a through hole 13.
  • the through hole 13 communicates with the branch pipe 6, which is convenient for quickly completing the hydraulic design test.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper chamber 11 and a lower chamber 12, the upper chamber 11 and the lower chamber 12 are connected by bolts, and the upper chamber 11 corresponds to the upper valve 1 of the water distribution ring pipe And connected together, the lower cavity 12 corresponds to the lower valve 2 of the water distribution ring and is connected together.
  • branch pipes 6 There are five branch pipes 6, and five branch pipes 6 are evenly arranged along the circumference of the ring pipe body 3.
  • the runner chamber 4 is annular, and the runner chamber 4 is provided with a through hole 13, and the through hole 13 communicates with the branch pipe 6.
  • a sealing strip 14 is provided on the branch pipe diverter plate 9 , and the branch pipe diverter plate 9 is fixed between the first fixing seat 7 and the second fixing seat 8 through the sealing strip 14 .
  • This embodiment is yet another preferred implementation mode.
  • a sealing strip 14 is provided on the bifurcated pipe diverter plate 9, and the bifurcated pipe diverter plate 9 is fixed between the first fixing seat 7 and the second fixing seat 8 through the sealing strip 14, which has a good The tightness can effectively prevent water leakage.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper chamber 11 and a lower chamber 12, the upper chamber 11 and the lower chamber 12 are connected by bolts, and the upper chamber 11 corresponds to the upper valve 1 of the water distribution ring pipe And connected together, the lower cavity 12 corresponds to the lower valve 2 of the water distribution ring and is connected together.
  • There are five branch pipes 6 and the five branch pipes 6 are evenly arranged along the circumference of the ring pipe body 3 .
  • the runner chamber 4 is annular, and the runner chamber 4 is provided with a through hole 13 , and the through hole 13 communicates with the branch pipe 6 .
  • the branch pipe diverter plate 9 is provided with a sealing strip 14, and the branch pipe diverter plate 9 is fixed between the first fixing seat 7 and the second fixing seat 8 through the sealing strip 14.
  • branch pipe diverter plate 9 is a split structure, including a first diverter plate 15 and a second diverter plate 16, the first diverter plate 15 is fixed on the first fixing seat 7, and the second diverter plate 16 is fixed on the second diverter plate 16. On the two fixed seats 8.
  • the bifurcated pipe diverter plate 9 is a split structure, including a first diverter plate 15 and a second diverter plate 16.
  • the first diverter plate 15 is fixed on the first fixing seat 7, and the second diverter plate 15
  • the splitter plate 16 is fixed on the second fixing seat 8, which is convenient for processing and manufacturing, and is conducive to improving the convenience of installation.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper chamber 11 and a lower chamber 12, the upper chamber 11 and the lower chamber 12 are connected by bolts, and the upper chamber 11 corresponds to the upper valve 1 of the water distribution ring pipe And connected together, the lower cavity 12 corresponds to the lower valve 2 of the water distribution ring and is connected together.
  • branch pipes 6 There are five branch pipes 6, and five branch pipes 6 are evenly arranged along the circumference of the ring pipe body 3.
  • the runner chamber 4 is annular, and the runner chamber 4 is provided with a through hole 13, and the through hole 13 communicates with the branch pipe 6.
  • the branch pipe diverter plate 9 is provided with a sealing strip 14, and the branch pipe diverter plate 9 is fixed between the first fixing seat 7 and the second fixing seat 8 through the sealing strip 14.
  • the branch pipe diverter plate 9 is a split structure, including a first diverter plate 15 and a second diverter plate 16, the first diverter plate 15 is fixed on the first fixing seat 7, and the second diverter plate 16 is fixed on the second fixing seat 8 on.
  • the bottom of the first diverter plate 15 is fixedly connected with a positioning boss 17, and the top of the second diverter plate 16 is provided with a positioning hole 18 matching the positioning boss 17, and the positioning boss of the first diverter plate 15
  • the platform 17 is embedded in the positioning hole 18 of the second distributor plate 16 .
  • This embodiment is yet another preferred implementation mode.
  • the bottom of the first diverter plate 15 is fixedly connected with a positioning boss 17, and the top of the second diverter plate 16 is provided with a positioning hole 18 matching the positioning boss 17.
  • the positioning boss 17 of the splitter plate 15 is embedded in the positioning hole 18 of the second splitter plate 16, which can effectively prevent the misalignment of the joint between the first splitter plate 15 and the second splitter plate 16, and ensure that the first splitter plate 15 and the second splitter plate 15 are connected to each other.
  • the two splitter plates 16 are in close contact with each other.
  • a water distribution annular pipe includes an upper valve 1 of a water distribution annular pipe and a lower valve 2 of a water distribution annular pipe.
  • the runner chamber 4 and the angle adjustment ring 5, the ring pipe body 3 is connected with a plurality of branch pipes 6, the branch pipes 6 are connected through the runner chamber 4, and the top of the ring pipe body 3 is fixed with a first fixed Seat 7, the bottom of annular pipe body 3 is fixed with second fixed seat 8, and first fixed seat 7 and second fixed seat 8 are all positioned at the junction of annular pipe body 3 and bifurcated pipe 6, and described first fixed seat 7 and
  • a bifurcated pipe diverter plate 9 is embedded between the second fixed seats 8, and the cross section of the bifurcated pipe diverter plate 9 is oblique wedge-shaped.
  • the runner chamber 4 is provided with a transition flange 10, and the transition flange 10 and the runner The chambers 4 are connected by an angle adjustment ring 5 .
  • the runner chamber 4 is a split structure, including an upper chamber 11 and a lower chamber 12, the upper chamber 11 and the lower chamber 12 are connected by bolts, and the upper chamber 11 corresponds to the upper valve 1 of the water distribution ring pipe And connected together, the lower cavity 12 corresponds to the lower valve 2 of the water distribution ring and is connected together.
  • branch pipes 6 There are five branch pipes 6, and five branch pipes 6 are evenly arranged along the circumference of the ring pipe body 3.
  • the runner chamber 4 is annular, and the runner chamber 4 is provided with a through hole 13, and the through hole 13 communicates with the branch pipe 6.
  • the branch pipe diverter plate 9 is provided with a sealing strip 14, and the branch pipe diverter plate 9 is fixed between the first fixing seat 7 and the second fixing seat 8 through the sealing strip 14.
  • the branch pipe diverter plate 9 is a split structure, including a first diverter plate 15 and a second diverter plate 16, the first diverter plate 15 is fixed on the first fixing seat 7, and the second diverter plate 16 is fixed on the second fixing seat 8 on.
  • the bottom of the first splitter plate 15 is fixedly connected with a positioning boss 17, and the top of the second splitter plate 16 is provided with a positioning hole 18 matching the positioning boss 17, and the positioning boss 17 of the first splitter plate 15 is embedded In the positioning hole 18 of the second distributor plate 16 .
  • transition flanges 10 there are six transition flanges 10, and the six transition flanges 10 are evenly distributed along the circumference of the runner chamber 4, and the inner chambers of the transition flanges 10 are respectively connected to the upper valve 1 of the water distribution ring pipe and the lower valve of the water distribution ring pipe. 2 are connected to each other.
  • This embodiment is the best implementation mode.
  • There are six transition flanges 10, and the six transition flanges 10 are evenly distributed along the circumference of the runner chamber 4.
  • the inner cavity of the lower petal 2 of the ring tube is connected, and the angle of the tail of the transition flange 10 can be adjusted through the angle adjustment ring 5, thereby affecting the outlet angle. Adjusting the outlet angle can adapt to different pitch circle diameters of runners, and has better application sex.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydraulic Turbines (AREA)
  • Branch Pipes, Bends, And The Like (AREA)

Abstract

本发明公开了一种配水环管，包括配水环管上瓣（1）和配水环管下瓣（2），配水环管上瓣（1）和配水环管下瓣（2）连接形成环管本体（3），还包括转轮室（4）和角度调整环（5），环管本体（3）上连接有多个岔管（6），岔管（6）贯通连接在转轮室（4）上，环管本体（3）的顶部固定有第一固定座（7），环管本体（3）的底部固定有第二固定座（8），第一固定座（7）和第二固定座（8）均位于环管本体（3）和岔管（6）的连接处，第一固定座（7）和第二固定座（8）之间嵌有岔管分流板（9），岔管分流板（9）的横截面为斜楔形，转轮室（4）上设置有过渡法兰（10），过渡法兰（10）和转轮室（4）通过角度调整环（5）相连。本发明的配水环管通过更换岔管分流板，从而快速更改水力流道，调整射流角度更换不同节圆尺寸转轮进行试验，极大的提高了模型试验便捷度。

Description

一种配水环管 技术领域
 本发明涉及到流体机械工程设备技术领域，尤其涉及一种配水环管。
 背景技术
 冲击式水轮机是一种引用高速水流冲击转轮做功的水力机械，配水环管主要起到引导来流的作用，岔管分流板能够起到均分配水环管中的水流流量，并且能够影响到出流的质量，进而对机组性能产生影响。现目前配水环管岔管分流板均在加工配水环管过程中进行了设计，无法更换，导致岔管分流板无法从试验角度对比其作用。
 公开号为CN102513960A，公开日为2012年06月27日的中国专利文献公开了一种冲击式水轮机配水环管安装方法，其特征在于：包括以下步骤：
(1)加工支承立柱和测量平台；
(2)将所述支承立柱置于水轮机的机壳内的平水栅上并固定连接；
(3)将所述测量平台置于所述支承立柱上并固定连接；
(4)在所述测量平台中心位置安装中心螺栓，在所述测量平台周围位置 安装切点螺栓，所述中心螺栓和所述切点螺栓的螺帽与所述测量平台固定 连接，所述中心螺栓和所述切点螺栓的螺杆尾部向上；
(5)调整所述中心螺栓的螺杆尾部和所述切点螺栓的螺杆尾部至对应的设计高度；
(6)在配水环管管口法兰的水平中心线位置处的机壳上安装角钢支架， 在所述角钢支架上安装调整螺栓，测放调整螺栓的中心点和高度；
(7)通过线坠找出所述管口法兰的垂直中心线；
(8)以所述切点螺栓的螺杆尾部和所述调整螺栓的螺杆尾部为两点确定一条参考直线，所述管口法兰的设计中心位于所述参考直线上；
(9)根据所述线坠的线坠线与所述参考直线之间的距离，将所述管口法 兰的实际中心调整到设计中心；
(10)调整所述管口法兰的水平度和垂直倾斜度；
(11)复核所述管口法兰的实际中心是否位于所述参考直线上，如果是， 则完成安装，如果不是，则重复步骤(4)‑步骤(10)，直到所述管口法兰的实际中心位于所述参考直线上为止。
 该专利文献公开的冲击式水轮机配水环管安装方法，可精确安装所有的冲击式水轮机配水环管，操作简单、成本低廉。但是，岔管分流板在加工配水环管过程中就进行了固定设计，无法更换，无法实现快速更改水力流道，不便于进行模型试验。
 发明内容
 本发明为了克服上述现有技术的缺陷，提供一种配水环管，本发明能够通过更换岔管分流板，从而快速更改水力流道，调整射流角度更换不同节圆尺寸转轮进行试验，极大的提高了模型试验便捷度。
 本发明通过下述技术方案实现：
一种配水环管，包括配水环管上瓣和配水环管下瓣，配水环管上瓣和配水环管下瓣连接形成环管本体，其特征在于：还包括转轮室和角度调整环，所述环管本体上连接有多个岔管，岔管贯通连接在转轮室上，所述环管本体的顶部固定有第一固定座，环管本体的底部固定有第二固定座，第一固定座和第二固定座均位于环管本体和岔管的连接处，所述第一固定座和第二固定座之间嵌有岔管分流板，所述岔管分流板的横截面为斜楔形，所述转轮室上设置有过渡法兰，过渡法兰和转轮室通过角度调整环相连。
 所述转轮室为分体式结构，包括上腔体和下腔体，上腔体和下腔体通过螺栓把合连接，上腔体与配水环管上瓣相对应并连接在一起，下腔体与配水环管下瓣相对应并连接在一起。
 所述岔管为五根，五根岔管沿环管本体的圆周均匀布置。
 所述转轮室呈环状，转轮室上开有通孔，通孔与岔管相连通。
 所述岔管分流板上设置有密封条，岔管分流板通过密封条固定在第一固定座和第二固定座之间。
 所述岔管分流板为分体式结构，包括第一分流板和第二分流板，第一分流板固定在第一固定座上，第二分流板固定在第二固定座上。
 所述第一分流板的底部固定连接有定位凸台，第二分流板的顶部开有与定位凸台相适配的定位孔，第一分流板的定位凸台嵌在第二分流板的定位孔中。
 所述过渡法兰为六个，六个过渡法兰沿转轮室的圆周均匀分布，过渡法兰的内腔分别与配水环管上瓣和配水环管下瓣的内腔相连通。
 本发明的有益效果主要表现在以下方面：
1、本发明，环管本体上连接有多个岔管，岔管贯通连接在转轮室上，环管本体的顶部固定有第一固定座，环管本体的底部固定有第二固定座，第一固定座和第二固定座均位于环管本体和岔管的连接处，第一固定座和第二固定座之间嵌有岔管分流板，岔管分流板的横截面为斜楔形，转轮室上设置有过渡法兰，过渡法兰和转轮室通过角度调整环相连，通过更换岔管分流板，从而快速更改水力流道，调整射流角度更换不同节圆尺寸转轮进行试验，极大的提高了模型试验便捷度。
 2、本发明，转轮室为分体式结构，包括上腔体和下腔体，上腔体和下腔体通过螺栓把合连接，上腔体与配水环管上瓣相对应并连接在一起，下腔体与配水环管下瓣相对应并连接在一起，便于加工内部型线，利于提高流道精度。
 3、本发明，岔管为五根，五根岔管沿环管本体的圆周均匀布置，利于完成多个岔管分流板的水力设计试验。
 4、本发明，转轮室呈环状，转轮室上开有通孔，通孔与岔管相连通，便于快速完成水力设计试验。
 5、本发明，岔管分流板上设置有密封条，岔管分流板通过密封条固定在第一固定座和第二固定座之间，具有良好的密封性，能够有效防止漏水。
 6、本发明，岔管分流板为分体式结构，包括第一分流板和第二分流板，第一分流板固定在第一固定座上，第二分流板固定在第二固定座上，便于加工制造，利于提高安装便捷度。
 7、本发明，第一分流板的底部固定连接有定位凸台，第二分流板的顶部开有与定位凸台相适配的定位孔，第一分流板的定位凸台嵌在第二分流板的定位孔中，能够有效防止第一分流板和第二分流板相接处出现装配错位，保障第一分流板和第二分流板紧密贴合。
 8、本发明，过渡法兰为六个，六个过渡法兰沿转轮室的圆周均匀分布，过渡法兰的内腔分别与配水环管上瓣和配水环管下瓣的内腔相连通，过渡法兰尾部角度通过角度调整环就能够调整，从而影响出口角度，调整出口角度，就能够适应不同转轮节圆直径，具有更好的适用性。
 附图说明
 下面将结合说明书附图和具体实施方式对本发明作进一步的具体说明，其中：
图1为本发明的结构示意图；
图2为本发明的剖视图；
图3为本发明岔管分流板的结构示意图；
图4为本发明岔管分流板的横截面示意图；
图5为本发明过渡法兰的剖面图；
图中标记：1、配水环管上瓣，2、配水环管下瓣，3、环管本体，4、转轮室，5、角度调整环，6、岔管，7、第一固定座，8、第二固定座，9、岔管分流板，10、过渡法兰，11、上腔体，12、下腔体，13、通孔，14、密封条，15、第一分流板，16、第二分流板，17、定位凸台，18、定位孔。
 实施方式
 实施例1
参见图1和图2，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 本实施例为最基本的实施方式，环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，第一固定座7和第二固定座8之间嵌有岔管分流板9，岔管分流板9的横截面为斜楔形，转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连，通过更换岔管分流板9，从而快速更改水力流道，调整射流角度更换不同节圆尺寸转轮进行试验，极大的提高了模型试验便捷度。
 实施例2
参见图1和图2，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 进一步的，所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。
 本实施例为一较佳实施方式，转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起，便于加工内部型线，利于提高流道精度。
 实施例3
参见图1和图2，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。
 进一步的，所述岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置。
 本实施例为又一较佳实施方式，岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置，利于完成多个岔管分流板9的水力设计试验。
 实施例4
参见图1和图2，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。所述岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置。
 进一步的，所述转轮室4呈环状，转轮室4上开有通孔13，通孔13与岔管6相连通。
 本实施例为又一较佳实施方式，转轮室4呈环状，转轮室4上开有通孔13，通孔13与岔管6相连通，便于快速完成水力设计试验。
 实施例5
参见图1-图5，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。
 所述岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置。
 进一步的，所述转轮室4呈环状，转轮室4上开有通孔13，通孔13与岔管6相连通。所述岔管分流板9上设置有密封条14，岔管分流板9通过密封条14固定在第一固定座7和第二固定座8之间。
 本实施例为又一较佳实施方式，岔管分流板9上设置有密封条14，岔管分流板9通过密封条14固定在第一固定座7和第二固定座8之间，具有良好的密封性，能够有效防止漏水。
 实施例6
参见图1-图5，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。所述岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置。所述转轮室4呈环状，转轮室4上开有通孔13，通孔13与岔管6相连通。
 所述岔管分流板9上设置有密封条14，岔管分流板9通过密封条14固定在第一固定座7和第二固定座8之间。
 进一步的，所述岔管分流板9为分体式结构，包括第一分流板15和第二分流板16，第一分流板15固定在第一固定座7上，第二分流板16固定在第二固定座8上。
 本实施例为又一较佳实施方式，岔管分流板9为分体式结构，包括第一分流板15和第二分流板16，第一分流板15固定在第一固定座7上，第二分流板16固定在第二固定座8上，便于加工制造，利于提高安装便捷度。
 实施例7
参见图1-图5，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。
 所述岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置。
 所述转轮室4呈环状，转轮室4上开有通孔13，通孔13与岔管6相连通。
 所述岔管分流板9上设置有密封条14，岔管分流板9通过密封条14固定在第一固定座7和第二固定座8之间。
 所述岔管分流板9为分体式结构，包括第一分流板15和第二分流板16，第一分流板15固定在第一固定座7上，第二分流板16固定在第二固定座8上。
 进一步的，所述第一分流板15的底部固定连接有定位凸台17，第二分流板16的顶部开有与定位凸台17相适配的定位孔18，第一分流板15的定位凸台17嵌在第二分流板16的定位孔18中。
 本实施例为又一较佳实施方式，第一分流板15的底部固定连接有定位凸台17，第二分流板16的顶部开有与定位凸台17相适配的定位孔18，第一分流板15的定位凸台17嵌在第二分流板16的定位孔18中，能够有效防止第一分流板15和第二分流板16相接处出现装配错位，保障第一分流板15和第二分流板16紧密贴合。
 实施例8
参见图1-图5，一种配水环管，包括配水环管上瓣1和配水环管下瓣2，配水环管上瓣1和配水环管下瓣2连接形成环管本体3，还包括转轮室4和角度调整环5，所述环管本体3上连接有多个岔管6，岔管6贯通连接在转轮室4上，所述环管本体3的顶部固定有第一固定座7，环管本体3的底部固定有第二固定座8，第一固定座7和第二固定座8均位于环管本体3和岔管6的连接处，所述第一固定座7和第二固定座8之间嵌有岔管分流板9，所述岔管分流板9的横截面为斜楔形，所述转轮室4上设置有过渡法兰10，过渡法兰10和转轮室4通过角度调整环5相连。
 所述转轮室4为分体式结构，包括上腔体11和下腔体12，上腔体11和下腔体12通过螺栓把合连接，上腔体11与配水环管上瓣1相对应并连接在一起，下腔体12与配水环管下瓣2相对应并连接在一起。
 所述岔管6为五根，五根岔管6沿环管本体3的圆周均匀布置。
 所述转轮室4呈环状，转轮室4上开有通孔13，通孔13与岔管6相连通。
 所述岔管分流板9上设置有密封条14，岔管分流板9通过密封条14固定在第一固定座7和第二固定座8之间。
 所述岔管分流板9为分体式结构，包括第一分流板15和第二分流板16，第一分流板15固定在第一固定座7上，第二分流板16固定在第二固定座8上。
 所述第一分流板15的底部固定连接有定位凸台17，第二分流板16的顶部开有与定位凸台17相适配的定位孔18，第一分流板15的定位凸台17嵌在第二分流板16的定位孔18中。
 进一步的，所述过渡法兰10为六个，六个过渡法兰10沿转轮室4的圆周均匀分布，过渡法兰10的内腔分别与配水环管上瓣1和配水环管下瓣2的内腔相连通。
 本实施例为最佳实施方式，过渡法兰10为六个，六个过渡法兰10沿转轮室4的圆周均匀分布，过渡法兰10的内腔分别与配水环管上瓣1和配水环管下瓣2的内腔相连通，过渡法兰10尾部角度通过角度调整环5就能够调整，从而影响出口角度，调整出口角度，就能够适应不同转轮节圆直径，具有更好的适用性。

Claims (8)

  1.  一种配水环管，包括配水环管上瓣（1）和配水环管下瓣（2），配水环管上瓣（1）和配水环管下瓣（2）连接形成环管本体（3），其特征在于：还包括转轮室（4）和角度调整环（5），所述环管本体（3）上连接有多个岔管（6），岔管（6）贯通连接在转轮室（4）上，所述环管本体（3）的顶部固定有第一固定座（7），环管本体（3）的底部固定有第二固定座（8），第一固定座（7）和第二固定座（8）均位于环管本体（3）和岔管（6）的连接处，所述第一固定座（7）和第二固定座（8）之间嵌有岔管分流板（9），所述岔管分流板（9）的横截面为斜楔形，所述转轮室（4）上设置有过渡法兰（10），过渡法兰（10）和转轮室（4）通过角度调整环（5）相连。
  2.  根据权利要求1所述的一种配水环管，其特征在于：所述转轮室（4）为分体式结构，包括上腔体（11）和下腔体（12），上腔体（11）和下腔体（12）通过螺栓把合连接，上腔体（11）与配水环管上瓣（1）相对应并连接在一起，下腔体（12）与配水环管下瓣（2）相对应并连接在一起。
  3.  根据权利要求1所述的一种配水环管，其特征在于：所述岔管（6）为五根，五根岔管（6）沿环管本体（3）的圆周均匀布置。
  4.  根据权利要求1所述的一种配水环管，其特征在于：所述转轮室（4）呈环状，转轮室（4）上开有通孔（13），通孔（13）与岔管（6）相连通。
  5.  根据权利要求1所述的一种配水环管，其特征在于：所述岔管分流板（9）上设置有密封条（14），岔管分流板（9）通过密封条（14）固定在第一固定座（7）和第二固定座（8）之间。
  6.  根据权利要求1所述的一种配水环管，其特征在于：所述岔管分流板（9）为分体式结构，包括第一分流板（15）和第二分流板（16），第一分流板（15）固定在第一固定座（7）上，第二分流板（16）固定在第二固定座（8）上。
  7.  根据权利要求6所述的一种配水环管，其特征在于：所述第一分流板（15）的底部固定连接有定位凸台（17），第二分流板（16）的顶部开有与定位凸台（17）相适配的定位孔（18），第一分流板（15）的定位凸台（17）嵌在第二分流板（16）的定位孔（18）中。
  8.  根据权利要求1所述的一种配水环管，其特征在于：所述过渡法兰（10）为六个，六个过渡法兰（10）沿转轮室（4）的圆周均匀分布，过渡法兰（10）的内腔分别与配水环管上瓣（1）和配水环管下瓣（2）的内腔相连通。
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