CN106903659A - A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine - Google Patents
A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine Download PDFInfo
- Publication number
- CN106903659A CN106903659A CN201710228915.1A CN201710228915A CN106903659A CN 106903659 A CN106903659 A CN 106903659A CN 201710228915 A CN201710228915 A CN 201710228915A CN 106903659 A CN106903659 A CN 106903659A
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- China
- Prior art keywords
- leading screw
- base
- balance
- positioner
- maintenance
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- 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.)
- Pending
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 241001275902 Parabramis pekinensis Species 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention discloses a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine,It is related to mechanical positioner field,Including left positioner and right positioner,Left positioner and right positioner include arc brasses device respectively,Balance-adjustable pin-lift arrangement,Stable equilibrium pin-lift arrangement and chuck holder device,Balance-adjustable pin-lift arrangement includes balance post rod,Screw-casing and leading screw base,Leading screw floor installation is on the steel wall of the water wheel chamber of the hydraulic turbine,Leading screw is installed in leading screw base,Leading screw is connected by silk braid with balance post rod,Rotary sleeve is arranged on leading screw and produces axial displacement for driving leading screw to rotate,Stable equilibrium pin-lift arrangement includes horizontal chuck base and the support above chuck base,The upper end of support is provided with slip cap,The present invention is not subjected to displacement for fixing hydraulic turbine rotating shaft in maintenance,Substitute traditional axis fixation method,Simple structure,Simple operation,Use reliability,Advanced technology,Input cost is small.
Description
Technical field
The invention belongs to mechanical positioner field, specifically, vertical axial-flow rotary propeller type to be used for the present invention relates to one kind
The dead axle device of water wheels machine overhauling.
Background technology
Exercises base is in the lower lock retaining of on June 18th, 2006, the first operating unit power generation of June 30, December 19 day
Three unit commitment comercial operations.Power station uses movable propeller turbine, model：ZZD394-LH-580.Since putting into operation,
When all previous hydraulic turbine needs maintenance, by traditional axis fixation method, it is necessary to insert wedge shape between each runner bucket edge and runner envelope
Plate, and firm welding, it is ensured that clapboard does not slide.Though this kind of method is good, not easy to operate, it is necessary to cut off the water supply, spiral case, tail water
Pipe draining row pressure, sets up runner inspection platform, can implement.And because maintenance needs, clapboard need to repeatedly be dismantled, return dress,
Cause a large amount of wastes of human and material resources, time.In addition also have carries out dead axle using screw jack, but its degree of regulation is coarse,
Stress is difficult to control, and effect is not satisfactory.
The content of the invention
The present invention provides a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine, it is therefore an objective to for fixing water
Turbine rotating shaft is not subjected to displacement in maintenance, substitutes traditional axis fixation method, and simple structure, simple operation uses reliability, technology elder generation
Enter, input cost is small.
To achieve these goals, the technical scheme taken of the present invention is：One kind is used for vertical axial-flow Kaplan turbine
The dead axle device of maintenance, including left positioner and right positioner, the left positioner and right positioner include respectively
Arc brasses device, balance-adjustable pin-lift arrangement, stable equilibrium pin-lift arrangement and chuck holder device, the arc brasses device
Watt arc red copper block for holding in the palm and being embedded in watt support including arc, the back side of described watt of support is provided with connecting seat, the levelling
Weighing apparatus pin-lift arrangement includes balance post rod, screw-casing and leading screw base, the steel of water wheel chamber of the leading screw floor installation in the hydraulic turbine
On wall, leading screw is installed in the leading screw base, the leading screw is connected by silk braid with balance post rod, and the rotary sleeve is arranged on
It is used to drive leading screw to rotate generation axial displacement on leading screw, the stable equilibrium pin-lift arrangement includes horizontal chuck base and position
Support above chuck base, the upper end of the support is provided with slip cap, and the balance post rod passes through slip cap, the chuck
Base is arranged on water turbine governing ring end face by locking member, and the left positioner is located at same horizontal line with right positioner
On.
Preferably, the chuck base is provided with screwed hole one, and the locking member is bolt, the lower end of the chuck base
Supporting leg is provided with, the supporting leg is provided with horizontal base plate, and the base plate is slidably connected with supporting leg, and screw thread also is provided with the base plate
Hole two, the locking member sequentially passes through screwed hole one, water turbine governing ring end face and screwed hole two.
Preferably, the support and balance post rod are made by 20# thick-walled seamless steel pipes.
The present invention provides a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine, using a symmetrical left side
Positioner and right positioner, each positioner is by arc brasses device, balance-adjustable pin-lift arrangement, stable equilibrium push rod
Device and chuck holder device are constituted, with when Assembling, first needed according to maintenance, determine symmetrical to determine on turbine shaft
Shaft position, while after determining corresponding position on water wheel chamber steel wall, by leading screw tube chamber welds with base on steel wall, by arc
Brasses device pin is connected with stable equilibrium push rod, penetrates among slip cap, and chuck base is arranged on into water turbine governing ring
End face, is installed with locking member and fixed, and leading screw is connected with stable equilibrium push rod, and on leading screw, now arc brasses is filled screw-casing
Put, balance post rod, screw-casing and leading screw base device just form a balance-adjustable push rod, rotate screw-casing and can be carried out arc
The telescopic adjustment of shape brasses device, the dead axle purpose to hydraulic turbine rotating shaft is realized with this.
Brief description of the drawings
Fig. 1 is a kind of schematic block diagram of dead axle device for the maintenance of vertical axial-flow Kaplan turbine of the invention；
Fig. 2 is a kind of signal of the chuck base of dead axle device for the maintenance of vertical axial-flow Kaplan turbine of the invention
Figure；
Fig. 3 is a kind of signal of the chuck base of dead axle device for the maintenance of vertical axial-flow Kaplan turbine of the invention
Figure
Wherein：1- arc brasses devices, 2- balance post rods, 3- slip caps, 4- screw-casings, 5- leading screw bases, 6- leading screws, 7- branch
Frame, 8- chuck bases, 9- silk braids, 10- locking nuts, 11- hydraulic turbine rotating shafts, 12- locking members, 13- base plates, 14- supporting legs, 15-
Connecting seat, 16- screwed holes one.
Specific embodiment
Below against accompanying drawing, by the description to embodiment, further details of is made to specific embodiment of the invention
Explanation, it is therefore an objective to help those skilled in the art to have more complete, accurate and deep reason to design of the invention, technical scheme
Solution, and contribute to it to implement.
As shown in Figure 1 to Figure 3, the present invention provides a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine,
Including left positioner and right positioner, the left positioner and right positioner include respectively arc brasses device 1, can
Balancing pin-lift arrangement, stable equilibrium pin-lift arrangement and chuck holder device, the arc brasses device 1 include the Wa Tuo of arc
With the arc red copper block being embedded in watt support, the back side of described watt of support is provided with connecting seat 15, the balance-adjustable pin-lift arrangement bag
Balance post rod 2, screw-casing 4 and leading screw base 5 are included, the leading screw base 5 is arranged on the steel wall of the water wheel chamber of the hydraulic turbine, described
Leading screw 6 is installed, the leading screw 6 is connected by silk braid 9 with balance post rod 2 in leading screw base 5, the rotary sleeve 4 is arranged on silk
It is used to drive leading screw 6 to rotate generation axial displacement on thick stick 6, the stable equilibrium pin-lift arrangement includes the horizontal He of chuck base 8
Positioned at the support 7 of the top of chuck base 8, the upper end of the support 7 is provided with slip cap 3, and the balance post rod 2 passes through slip cap 3,
The chuck base 8 is arranged on water turbine governing ring end face, the left positioner and right positioner position by locking member 12
In in same horizontal line.
In the present embodiment, the chuck base is provided with screwed hole 1, and the locking member 12 is bolt, the chuck
The lower end of base 8 is provided with supporting leg 14, and the supporting leg 14 is provided with horizontal base plate 13, and the base plate 13 is slided with supporting leg 14 and connected
Connect, screwed hole two also is provided with the base plate 13, the locking member 12 sequentially passes through screwed hole 1, water turbine governing ring end face
With screwed hole two.
In the present embodiment, the support 7 and balance post rod 2 are made by 20# thick-walled seamless steel pipes.
The present invention provides a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine, using a symmetrical left side
Positioner and right positioner, each positioner is by arc brasses device 1, balance-adjustable pin-lift arrangement, stable equilibrium top
Lever apparatus and chuck holder device are constituted, with when Assembling, first needed according to maintenance, determine on turbine shaft symmetrical
Dead axle position, while after determining corresponding position on water wheel chamber steel wall, leading screw base 5 is welded on steel wall, will
Arc brasses device 1 is connected with pin by connecting seat 15 with balance post rod 2, is penetrated among slip cap 3, and chuck base 8 is pacified
Mounted in water turbine governing ring end face, installed with locking member 12 and fixed, leading screw 6 is connected with balance post rod 2, screw-casing 4 is enclosed within silk
On thick stick 6, now arc brasses device 1, balance post rod 2, screw-casing 4 and the device of leading screw base 5 just form a balance-adjustable top
Bar, rotates the telescopic adjustment that screw-casing 4 can be carried out arc brasses device 1, then pins screw-casing 4 with locking nut 10 and prevents
Only screw-casing 4 is rotated, and the dead axle purpose to hydraulic turbine rotating shaft is realized with this.
The present invention is exemplarily described above in association with accompanying drawing, it is clear that the present invention is implemented and do not receive above-mentioned side
The limitation of formula, as long as employ the improvement of the various unsubstantialities that method of the present invention design and technical scheme are carried out；Or not
It is improved, above-mentioned design of the invention and technical scheme are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (3)
1. it is a kind of for vertical axial-flow Kaplan turbine maintenance dead axle device, it is characterised in that：Including left positioner and
Right positioner, the left positioner and right positioner include arc brasses device, balance-adjustable pin-lift arrangement, consolidate respectively
Weighing apparatus pin-lift arrangement and chuck holder device are allocated, the arc brasses device includes watt support of arc and the arc being embedded in watt support
Shape red copper block, the back side of described watt of support is provided with connecting seat, and the balance-adjustable pin-lift arrangement includes balance post rod, screw-casing and silk
Thick stick base, on the steel wall of water wheel chamber of the leading screw floor installation in the hydraulic turbine, leading screw is provided with the leading screw base, described
Leading screw is connected by silk braid with balance post rod, and the rotary sleeve is arranged on leading screw and produces axial position for driving leading screw to rotate
Move, the stable equilibrium pin-lift arrangement includes horizontal chuck base and the support above chuck base, the support
Upper end is provided with slip cap, and the balance post rod passes through slip cap, the chuck base to be arranged on water turbine governing by locking member
Ring end face, the left positioner is located in same horizontal line with right positioner.
2. a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine according to claim 1, its feature exists
In：The chuck base is provided with screwed hole one, and the locking member is bolt, and the lower end of the chuck base is provided with supporting leg, institute
State supporting leg and be provided with horizontal base plate, the base plate is slidably connected with supporting leg, screwed hole two, the lock also are provided with the base plate
Tight part sequentially passes through screwed hole one, water turbine governing ring end face and screwed hole two.
3. a kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine according to claim 1, its feature exists
In：The support and balance post rod are made by 20# thick-walled seamless steel pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228915.1A CN106903659A (en) | 2017-04-10 | 2017-04-10 | A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228915.1A CN106903659A (en) | 2017-04-10 | 2017-04-10 | A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106903659A true CN106903659A (en) | 2017-06-30 |
Family
ID=59195635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710228915.1A Pending CN106903659A (en) | 2017-04-10 | 2017-04-10 | A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106903659A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202344521U (en) * | 2011-11-16 | 2012-07-25 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Disassembly and assembly maintenance frame for return pressure valve |
| CN103639765A (en) * | 2013-11-29 | 2014-03-19 | 无锡市航鹄科技有限公司 | Milling positioning device |
| CN203547808U (en) * | 2013-10-19 | 2014-04-16 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Tool for quickly adjusting axial play of steam turbine rotor |
| CN104047644A (en) * | 2014-06-20 | 2014-09-17 | 山东电力建设第一工程公司 | Adjustable axial-endplay preventing device for steam turbine rotor |
| CN104668933A (en) * | 2015-02-13 | 2015-06-03 | 广西桂冠电力股份有限公司大化水力发电总厂 | Disassembling and assembling supporting seat and assembling and disassembling method used for rotating arm and pivot of turbine runner |
| CN205764021U (en) * | 2016-07-04 | 2016-12-07 | 河南宇建科技股份有限公司 | A kind of Novel cylinder body machining tool |
| CN205908269U (en) * | 2016-08-25 | 2017-01-25 | 秦强 | Flashboard open flow ware hydraulic cylinder examines and repair instrument |
| CN206913091U (en) * | 2017-04-10 | 2018-01-23 | 陕西汉江投资开发有限公司喜河水力发电厂 | A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine |
-
2017
- 2017-04-10 CN CN201710228915.1A patent/CN106903659A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202344521U (en) * | 2011-11-16 | 2012-07-25 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Disassembly and assembly maintenance frame for return pressure valve |
| CN203547808U (en) * | 2013-10-19 | 2014-04-16 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Tool for quickly adjusting axial play of steam turbine rotor |
| CN103639765A (en) * | 2013-11-29 | 2014-03-19 | 无锡市航鹄科技有限公司 | Milling positioning device |
| CN104047644A (en) * | 2014-06-20 | 2014-09-17 | 山东电力建设第一工程公司 | Adjustable axial-endplay preventing device for steam turbine rotor |
| CN104668933A (en) * | 2015-02-13 | 2015-06-03 | 广西桂冠电力股份有限公司大化水力发电总厂 | Disassembling and assembling supporting seat and assembling and disassembling method used for rotating arm and pivot of turbine runner |
| CN205764021U (en) * | 2016-07-04 | 2016-12-07 | 河南宇建科技股份有限公司 | A kind of Novel cylinder body machining tool |
| CN205908269U (en) * | 2016-08-25 | 2017-01-25 | 秦强 | Flashboard open flow ware hydraulic cylinder examines and repair instrument |
| CN206913091U (en) * | 2017-04-10 | 2018-01-23 | 陕西汉江投资开发有限公司喜河水力发电厂 | A kind of dead axle device for the maintenance of vertical axial-flow Kaplan turbine |
Non-Patent Citations (1)
| Title |
|---|
| 李友松;温业雄;: "轴流转桨式转轮叶片漏油检修处理", 小水电, no. 04, 15 August 2007 (2007-08-15), pages 74 - 76 * |
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