CN205399381U - Antidumping water conservancy formula ship lift of balanced water drive system is stabilized in area - Google Patents

Abstract

The utility model provides an antidumping water conservancy formula ship lift of balanced water drive system is stabilized in area, including setting up the ship reception chamber in the lock chamber, the mechanical lifting system that links to each other with the ship reception chamber, stabilize balanced water drive system, stabilizing balanced water drive system and including the shaft, the flotation pontoon of setting in the shaft takes the water delivery of water delivery valve to be responsible for, and many branch's water pipes that link to each other are responsible for in lower extreme and water delivery, and many branch's water pipes comprise the straight tube of lower part, the commentaries on classics angled pipe at middle part and/or the straight tube on bifurcated pipe and upper portion, and corresponding bottom of the shaft is arranged in to the straight tube on upper portion play water end (W. E. ) to go out the water end (W. E. ) at the straight tube and be provided with the energy dissipater, link to each other its characterized in that through the balanced corridor of water level between each shaft stabilize balanced water drive system and still force venting mechanism and steady voltage damping case including the hoop that sets up at balanced of the second resistance of balanced of first resistance of branch water pipe corner or bifurcated pipe department, sets up respectively before water delivery person in charge water delivery valve after. Make the ship lift have high antidumping ability.

Description

Antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system

Technical field

This utility model relates to a kind of Waterpower type ship elevator, specifically a kind of Waterpower type ship elevator with resistance to capsizing with stable equilibrium hydraulic driving system, belongs to navigation building field.

Background technology

Ship lift had that the dam time is short, adapt to that head is big, invest the advantages such as little and water saving, at home and abroad has in the high dam hinge that navigation requires and is widely applied.Waterpower type ship elevator is then a kind of novel ship lift, it is to be respectively provided with multiple vertical shaft filling, discharging water separated and connect each other with lock chamber in the lock chamber both sides holding ship reception chamber, each vertical shaft arranges floating drum, multiple floating drums are connected (namely forming multiple suspension centre on ship reception chamber) by corresponding steel cable, reel, pulley with the multiple position of ship reception chamber, during to vertical shaft water-filling, floating drum rises, ship reception chamber declines, otherwise ship reception chamber rises, rise ship thus completing hydro powered formula or drop ship.Being hydraulic owing to the driving of Waterpower type ship elevator promotes system, be different from traditional electric power and promote, therefore its knowledge question of water conservancy not merely has influence on the normal operation of system itself, has an effect on the safe and stable operation of ship reception chamber.Especially have under the operating mode of water at ship reception chamber, once ship reception chamber be subject to unbalanced load cause ship reception chamber occur tilt after, the water body of ship reception chamber will shift, water body loaded center of gravity also can be moved, simultaneously because the mobility of water body and the characteristic that Water seeks its own level, can cause that ship reception chamber tilts and present the trend continuing to amplify, thus the problem of toppling after causing ship lift that local buckling occurs.Therefore the knowledge question of water conservancy solving lifting system is the basis and the premise that ensure the type ship lift safe operation.

The key water mechanics problem of Waterpower type ship elevator includes following several respects:

1) how to improve the synchronicity of water level of drilled shaft, make each balance weight and floating drum with step-up or drop, reduce the hydraulic driving system impact on the uneven load of ship reception chamber, control ship reception chamber heeling moment initial value；

2) how to reduce shaft surface fluctuation, make floating drum even running, reduce hydraulic driving system to the disturbance of water body in ship reception chamber；

3) how to control the ship reception chamber speed of service, reduce the fluctuation of the ship reception chamber speed of service；

4) how to solve high water head and regulate cavitation and the vibration problem of valve；

5) how emptying effectiveness is improved.

Summary of the invention

Technical problem to be solved in the utility model is: synchronizes for Waterpower type ship elevator water-carriage system multi-shaft water level and controls the cavitation of high water head valve, vibration problem etc., it is provided that a kind of Waterpower type ship elevator with resistance to capsizing with stable equilibrium hydraulic driving system.To reduce ship railway carriage or compartment heeling moment initial value, reduce water level of drilled shaft difference and the fluctuation of the ship reception chamber speed of service, reduce hydraulic driving system to the uneven load of ship reception chamber with to the disturbance of water body in ship reception chamber, the ship lift lifting speed of service that the knowledge question of water conservancy such as solution valve cavitation and cavitation erosion, vibration cause is slow, inefficient problem, safe for Waterpower type ship elevator, steady, Effec-tive Function provides safeguard.

nullThis utility model is completed by following technical proposal: a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system，Including the ship reception chamber being arranged in lock chamber，The mechanical elevating system being connected with ship reception chamber、Stable equilibrium hydraulic driving system，Described stable equilibrium hydraulic driving system includes vertical shaft、Floating drum in the shaft is set、Water delivery with delivery valve is responsible for，The Duo Gen branch water pipe being connected is responsible for, with water delivery, in lower end，Duo Gen branch water pipe is by the straight tube of bottom、The corner pipe at middle part and/or the straight tube on bifurcated pipe and top are constituted，And the straight tube water side on top is placed in the silo bottom of correspondence，And straight tube water side is provided with energy dissipater，It is connected by water level balance gallery between each vertical shaft，It is characterized in that described stable equilibrium hydraulic driving system also includes being arranged on the first resistance equalization member of branch's water pipe corner or/and the second resistance equalization member at bifurcated pipe place、It is separately positioned on the hoop artificial aeration mechanism before water delivery supervisor's delivery valve valve and the voltage stabilizing vibration damping box after valve.

Described energy dissipater include compartment of terrain silo bottom and along straight tube water side port perimeter arrange vertical rod, it is arranged on the horizontal baffle of vertical rod upper end, can only enter in vertical shaft then through the space between vertical rod downwards to the water of upper punch under horizontal baffle effect, thus reducing water outlet water velocity, eliminate water energy, slow down water flow impact pressure, improve floating drum bottom water flow condition, it is to avoid current directly impact and cause floating drum to rock bottom floating drum.

Described first resistance equalization member is right-angle elbow pipe, and the tube head downwardly extending and closing it is arranged below in right-angle elbow pipe right angle, equal to ensure the flow at narrow vertical space Nei Ge branch water pipe, farthest ensure that each branch water pipe enters vertical shaft flow consistent, meet and wait resistance that requirement is set.

Described second resistance equalization member is up big and down small solid or hollow cone, the upper end of this cone is fixed on the horizontal tube wall of bifurcated pipe, lower end extends downward in the VERTICAL TUBE of bifurcated pipe, equal to ensure the flow at narrow vertical space Nei Ge branch water pipe, farthest ensure that each branch water pipe enters vertical shaft flow consistent, meet and wait resistance that requirement is set.

Described hoop artificial aeration mechanism includes: be fixed on the ventilation endless tube outside water delivery supervisor, the medial wall of ventilation endless tube is provided with the first through hole, first through hole connects with the second through hole being arranged on water delivery supervisor's wall, the lateral wall of ventilation endless tube is provided with third through-hole, third through-hole is connected with air supply pipe, air supply pipe is connected with source of the gas, pressure air is sent in ventilation endless tube through air supply pipe, then through first, second through hole is sent in water delivery supervisor, namely to aeration in water, to solve waterpower stable equilibrium system because of the water-delivery valve cavitation under the non-constant effect of high water head and vibration problem, reduce pressure fluctuation, the relative cavitation number of valve is made to be reduced to 0.5 by 1.0, make the big aperture opening time of valve in advance, emptying effectiveness improves more than 60%.

The second through hole interval on the first through hole on described ventilation endless tube, third through-hole and water delivery supervisor arranges multiple, and each third through-hole is in charge of each through corresponding supply and is connected with air supply header, air supply header is connected with source of the gas, and to be in charge of a point multichannel by supply, multiple spot is responsible for uniform aeration to ventilation endless tube, water delivery.

Described voltage stabilizing vibration damping box includes: interior with cavity, housing with water inlet and outlet on it, it is arranged on the outer girder system of housing exterior walls, interior girder system jube it is interval with in housing hollow, described interior girder system jube includes being arranged to, by longitudinal and transverse staggered vertical bar and horizon bar, the hollowed-out board that adapts with housing hollow transverse shape, in the hollow out of this hollowed-out board, interval arranges brace, so that while meeting high intensity requirement, the girder system jube interference to current in as far as possible reducing.

Described longitudinal and transverse staggered vertical bar and horizon bar and brace are solid round rod or hollow circular-tube, and the longitudinal and transverse intervening portion of vertical bar and horizon bar is provided with flute profile and strengthens plate；And it is provided with backing plate at the position that interior girder system jube is connected with housing hollow wall, it is connected with housing hollow wall to facilitate, reduces its interference to current, meet hydraulics requirement.

Being additionally provided with maintenance manhole on described housing, the rear portion in housing is provided with pneumatic trough, and pneumatic trough top is provided with steam vent, and this steam vent is connected with exhaustor.

Described outer girder system is packaged on all outer walls of housing, this outer girder system includes contour and spaced main beam plate group, and between two between main beam plate and the height contour and spaced longeron plate group perpendicular lower than the secondary header board group of main beam plate and main beam plate group and secondary header board group and wide, isometric and spaced horizontal beam slab group, these three groups of beam slabs are interweaved and are formed by connecting；The outer girder system of described water inlet is provided with recessed variable cross-section beam slab group, and the outside of variable cross-section beam slab group is concordant with end face of flange.

Described water inlet arranges three, it is connected with water delivery supervisor respectively through corresponding delivery valve, wherein centrally located delivery valve is main valve, the delivery valve of both sides is auxiliary valve, and before the valve of a main valve and two auxiliary valves, water delivery supervisor is provided with hoop artificial aeration mechanism, will pass through, water delivery flow is less and anti-cavitation ability preferably auxiliary valve controls ship reception chamber low cruise (during docking), improve ship reception chamber further through the main valve that water delivery flow is bigger and normally lift the speed of service in stage, eliminate the impact that ship reception chamber speed of service stability is brought by the unsteady flow of stable equilibrium hydraulic driving system generation.

It is set to the cone of 120 ° bottom described floating drum, and the gap-ratio between vertical shaft and floating drum is maintained between 0.095～0.061, to improve the stability that hydrodynamic characterisitic changes and hydrodynamic force exports of waterpower stable equilibrium system.

Described mechanical elevating system includes the many steel cables being connected with multiple positions of the ship reception chamber both sides in lock chamber, the other end of many steel cables is walked around the reel being arranged on top of correspondence respectively and arranges the pulley on floating drum in the shaft and be fixed on the top of vertical shaft, is connected by synchronizing shaft and shaft coupling between multiple reels.

The plurality of reel and shaft coupling are corresponding with the steel cable of ship reception chamber both sides respectively with synchronizing shaft is arranged to two rows, two row between by umbrella tooth to and shaft coupling be connected to synchronous cross axle, constitute rectangle frame to connect, with the micro-deformation by synchronizing shaft, synchronous cross axle, ship reception chamber actively produced resistance to tipping moment；Described each reel is equipped with conventional brake, so that when ship railway carriage or compartment tilt quantity or Synchronous Transmission moment of torsion reach design load, by the corresponding reel of brake locking, ensure ship lift general safety, so that ship reception chamber be subject under unbalanced load effect occur tilt time, actively resistance to tipping moment can be produced by the micro-deformation of the synchronizing shaft in actively antidumping mechanical synchronization system, to control ship reception chamber tilt quantity, reduce synchronizing shaft moment of torsion, and when ship reception chamber tilt quantity or synchronizing shaft moment of torsion reach design load, by being arranged on the safety device locking reel on active antidumping mechanical synchronization system reel, ensure ship lift general safety.

This utility model has following advantages and effect:

By the setting of stable equilibrium hydraulic driving system, it is effectively improved the shunting uniformity of power current, ensures that the current entering vertical shaft are more uniform, and then reduce the uneven load that ship reception chamber is subject to；Especially by gap-ratio scope control between 0.095～0.061 between energy dissipater, vertical shaft and floating drum, reduce water body rocking floating drum in vertical shaft, and then reduce velocity perturbation when ship reception chamber lifting runs, reduce hydraulic lift system to the disturbance of water body in ship reception chamber；Again through delivery valve valve front ring to the setting of voltage stabilizing vibration damping box after artificial aeration mechanism and valve, solve cavitation and the vibration problem of delivery valve, reduce pressure fluctuation, make the big aperture opening time of delivery valve in advance, improve hydraulic lift system operational efficiency, it is to avoid the Hydrodynamic cavitation destruction to delivery valve and hydraulic pipeline.Waterpower type ship elevator hydraulic lift system is effectively reduced to the uneven load of ship reception chamber with to the disturbance of water body in ship reception chamber by the synergy of function above, reduce the initial tilting moment of ship reception chamber, and improve ship elevator efficiency, ship booster supporting compartment is made to possess resistance to capsizing highly reliable, high stable, it is ensured that the safe and reliable operation of Waterpower type ship elevator.

Accompanying drawing explanation

Fig. 1 is ship lift side block diagram；

Fig. 2 is the A-A sectional drawing of Fig. 1；

Fig. 3 is stable equilibrium hydraulic driving system structure chart；

Fig. 4 is the B portion enlarged drawing of Fig. 3；

Fig. 5 is the cross-section structure of hoop artificial aeration mechanism in Fig. 3；

Fig. 6 is E-E view in Fig. 5；

Fig. 7 is the voltage stabilizing vibration damping box structure chart in Fig. 3；

Fig. 8 is top view on rear side of voltage stabilizing vibration damping box；

Fig. 9 is the sectional drawing of voltage stabilizing vibration damping box；

Figure 10 is the interior girder system jube structure chart within voltage stabilizing vibration damping box；

Figure 11 is the F-F view of Fig. 9；

Figure 12 is the left view of Figure 11；

Figure 13 is mechanical elevating system construction drawing；

Figure 14 is the mean square chromosome of measuring point fluctuation pressure after prior art valve under identical open degree；

Figure 15 is the mean square chromosome of measuring point fluctuation pressure after this utility model valve under identical open degree；

Figure 16 is cavitation noise figure before aeration under identical open degree；

Figure 17 is cavitation noise figure after aeration under identical open degree；

Figure 18 is water-supply-pipe acceleration of vibration comparison diagram before and after aeration；

Figure 19 is shaft surface fluctuation amplitude figure after aeration；

Figure 20 is water-head graph of a relation between vertical shaft each before being not provided with water level balance gallery；

Figure 21 water-head improvement figure between each vertical shaft after putting water level balance gallery for this exposed installation.

In figure:

1 is lock chamber, and 11 is ship reception chamber, and 12 is boats and ships；

2 is active antidumping mechanical synchronization system, and 21 is steel cable, and 22 is pulley, and 24 is reel, and 25 is synchronizing shaft, and 26 is shaft coupling, and 27 is brake, and 28 is bevel gear pair, and 29 is synchronous cross axle；

3 is stable equilibrium hydraulic driving system, 31 is vertical shaft, 311 is floating drum, 32 are responsible for for water delivery, 327 are responsible for the second through hole on 32 for water delivery, 321 is the straight tube of branch's water pipe lower end, 33 is delivery valve, 324 is the straight tube of branch's water pipe upper end, 323 is the corner pipe of branch's water pipe, 322 is the bifurcated pipe of branch's water pipe, 325 is energy dissipater, 326 is water level balance gallery, 36 is the first resistance equalization member, 37 is the second resistance equalization member, 34 is hoop artificial aeration mechanism, 341 is ventilation endless tube, 342 is the first through hole, 343 are in charge of for supply, 344 is third through-hole, 345 is air supply header；35 is voltage stabilizing vibration damping box, and 351 is housing, and 3511 is water inlet, 3512 be outlet, 3513 for manhole, 3514 is steam vent, and 3515 is pneumatic trough, 352 is outer girder system, 3521 is main beam plate, and 3522 is time header board, 3523 longeron plates, 3524 is horizontal beam slab, 3525 is variable cross-section beam slab, and 353 is interior girder system jube, and 3531 is vertical bar, 3532 is horizon bar, 3533 strengthen plate for flute profile, and 3534 is reinforcement, and 3535 is backing plate, 3536 is brace, 3537 is filler strip plate, and 3538 is hollow out, and 354 is flange；

4 is self feed back stabilisation systems.

Detailed description of the invention

Below in conjunction with drawings and Examples, this utility model is described further.

nullThe antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system that this utility model provides，Including the ship reception chamber 11 being arranged in lock chamber 1，The mechanical elevating system 2 being connected with ship reception chamber 11、Stable equilibrium hydraulic driving system 3，Described stable equilibrium hydraulic driving system 3 includes vertical shaft 31、It is arranged on the floating drum 311 in vertical shaft 31、Water delivery supervisor 32 with delivery valve 33，The 32 Duo Gen branch water pipes being connected are responsible in lower end with water delivery，Duo Gen branch water pipe is by the straight tube 321 of bottom、The corner pipe 323 at middle part and the straight tube 324 on bifurcated pipe 322 and top are constituted，And the straight tube 321 of bottom、On the corner pipe 323 at middle part and the straight tube 324 on bifurcated pipe 322 and top are set to、Lower two grades，The lower end straight tube 321 of subordinate is responsible for 32 with water delivery and is connected，Upper end straight tube 324 water side of higher level is placed in bottom the vertical shaft 31 of correspondence，And energy dissipater 325 is set in upper end straight tube 324 water side，Connected by water level balance gallery 326 between each vertical shaft 31；Described stable equilibrium hydraulic driving system 3 also includes the second resistance equalization member 37 at the first resistance equalization member 36 and bifurcated pipe 322 place being arranged on corner pipe 323 corner of branch's water pipe, be separately positioned on water delivery is responsible for the hoop artificial aeration mechanism 34 before 32 delivery valve 33 valves and the voltage stabilizing vibration damping box 35 after valve:

It is set to the cone of 120 ° bottom described floating drum 311, and the gap-ratio between vertical shaft 31 and floating drum 311 is maintained between 0.095～0.061, to improve the stability that hydrodynamic characterisitic changes and hydrodynamic force exports of stable equilibrium hydraulic driving system；

Described energy dissipater 325 include compartment of terrain silo bottom and along straight tube 324 water side port perimeter arrange vertical rod, it is arranged on the horizontal baffle of vertical rod upper end, can only enter in vertical shaft then through the space between vertical rod downwards to the water of upper punch under horizontal baffle effect, thus reducing water outlet water velocity, eliminate water energy, slow down water flow impact pressure, improve floating drum bottom water flow condition, it is to avoid current directly impact and cause floating drum to rock bottom floating drum；

Described first resistance equalization member 36 is right-angle elbow pipe, and the tube head downwardly extending and closing it is arranged below in right-angle elbow pipe right angle, equal to ensure the flow at narrow vertical space Nei Ge branch water pipe, farthest ensure that each branch water pipe enters vertical shaft flow consistent, meet and wait resistance that requirement is set；

Described second resistance equalization member 37 is up big and down small solid or hollow cone, the upper end of this cone is fixed on the horizontal tube wall of bifurcated pipe 322, lower end extends downward in the VERTICAL TUBE of bifurcated pipe 322, equal to ensure the flow at narrow vertical space Nei Ge branch water pipe, farthest ensure that each branch water pipe enters vertical shaft flow consistent, meet and wait resistance that requirement is set；

nullDescribed hoop artificial aeration mechanism 34 includes: be fixed on water delivery supervisor ventilation endless tube 341 outside 32，The medial wall of ventilation endless tube 341 is provided with the first through hole 342，First through hole 342 connects with being arranged on the second through hole 327 that water delivery is responsible on 32 walls，The lateral wall of ventilation endless tube 341 is provided with third through-hole 344，Third through-hole 344 is connected with air supply pipe，Air supply pipe is connected with source of the gas，Pressure air is sent in ventilation endless tube 341 through air supply pipe，Then through first、Second through hole 342、327 send in water delivery supervisor 32，Namely to aeration in water，To solve stable equilibrium hydraulic driving system because of delivery valve 33 cavitation under the non-constant effect of high water head and vibration problem，Reduce pressure fluctuation，The relative cavitation number of valve is made to be reduced to 0.5 by 1.0，Make the big aperture opening time of valve in advance，Emptying effectiveness improves more than 60%；The second through hole 327 interval on the first through hole 342 on described ventilation endless tube 341, third through-hole 344 and water delivery supervisor 32 is also symmetrical arranged four, and each third through-hole 344 is in charge of 343 each through corresponding supply and is connected with air supply header 345, air supply header 345 is connected with source of the gas and air compressor, and to be in charge of 343 points of multichannels by supply, multiple spot is responsible for 32 uniform aerations to ventilation endless tube 341, water delivery；

Described voltage stabilizing vibration damping box 35 includes: interior with cavity, housing 351 with water inlet 3511 and outlet 3512 on it, it is arranged on the outer girder system 352 of housing 351 outer wall, interior girder system jube 353 it is interval with in housing 351 cavity, described interior girder system jube 353 includes being arranged to, by longitudinal and transverse staggered vertical bar 3531 and horizon bar 3532, the hollowed-out board that adapts with housing 351 cavity cross-sectional profile shape, the hollow part interval of this hollowed-out board arranges brace 3536, so that while meeting high intensity requirement, the girder system jube interference to current in as far as possible reducing；Longitudinal and transverse staggered vertical bar 3531 in described voltage stabilizing vibration damping box 35 and horizon bar 3532 and brace 3536 are hollow circular-tube, and vertically the longitudinal and transverse intervening portion of bar 3531 and horizon bar 3532 is provided with flute profile and strengthens plate 3533；And it is provided with backing plate 3535 at the position that interior girder system jube 353 is connected with housing 351 cavity sidewalls, diapire, simultaneously at backing plate 3535 and vertically arrange reinforcement 3534 between bar 3531 and horizon bar 3532, the position being connected with housing 351 cavity roof at interior girder system jube 353 is provided with filler strip plate 3537, it is connected with housing hollow wall to facilitate, reduce its interference to current, meet hydraulics requirement；Being additionally provided with maintenance manhole 3513 on the housing 351 of described voltage stabilizing vibration damping box 35, the rear portion in housing 351 is provided with pneumatic trough 3515, and pneumatic trough 3515 top is provided with steam vent 3514, and this steam vent 3514 is connected with exhaustor；The outer girder system 352 of described voltage stabilizing vibration damping box 35 is packaged on all outer walls of housing 351, this outer girder system 352 includes contour and spaced four blocks of main beam plates 3521, and between two between main beam plate 3521 and the height contour and spaced polylith longeron plate 3523 perpendicular lower than the polylith of main beam plate 3521 time header board 3522 and main beam plate 3521 and secondary header board group 3522 and the horizontal beam slab 3524 of wide, isometric and spaced polylith, polylith beam slab is interweaved and is formed by connecting；The outer girder system at described water inlet 3511 place is provided with recessed polylith variable cross-section beam slab 3525, and the outside of variable cross-section beam slab 3525 is concordant with flange 354 end face；Described voltage stabilizing vibration damping box 35 water inlet 3511 is provided with three, and outlet 3512 is provided with one, lays respectively at the forward and backward side of housing 351；Three water inlets 3511 of described voltage stabilizing vibration damping box 35 are responsible for 32 respectively through delivery valve 33 and water-supply-pipe with water delivery and are connected, wherein the delivery valve of centrally located water inlet is main valve, the delivery valve being positioned at the water inlet of both sides is auxiliary valve, and before the valve of a main valve and two auxiliary valves, water delivery supervisor 32 is provided with hoop artificial aeration mechanism 34 respectively, will pass through, water delivery flow is less and anti-cavitation ability preferably auxiliary valve controls ship reception chamber low cruise (during docking), improve ship reception chamber further through the main valve that water delivery flow is bigger and normally lift the speed of service in stage, eliminate the impact that ship reception chamber speed of service stability is brought by the unsteady flow of stable equilibrium hydraulic driving system generation.

Described mechanical elevating system 2 includes the many steel cables 21 being connected with multiple positions of ship reception chamber 11 both sides in lock chamber 1, the other end of many steel cables 21 walks around the reel 24 being arranged on top of correspondence respectively and the pulley 22 that is arranged on the floating drum 311 in vertical shaft 31 is fixed on the top of vertical shaft 31, it is connected by synchronizing shaft 25 and shaft coupling 26 between multiple reels 24, multiple reels 24 and shaft coupling 26 and synchronizing shaft 25 are arranged to two rows accordingly with the steel cable 21 of ship reception chamber 11 both sides respectively, by umbrella tooth, 28 and shaft coupling 26 are connected to synchronous cross axle 29 between two rows, constitute rectangle frame to connect, with by synchronizing shaft 25, ship reception chamber 11 is actively produced resistance to tipping moment by the micro-deformation of synchronous cross axle 29；Described each reel 24 is equipped with conventional brake 27, so that ship reception chamber 11 be subject under unbalanced load effect occur tilt time, by the micro-deformation of mechanical elevating system 2, ship reception chamber 11 can actively be produced resistance to tipping moment, reach control ship reception chamber 11 tilt quantity and reduce the purpose of synchronizing shaft 25 moment of torsion, and when ship reception chamber 11 tilt quantity or synchronizing shaft 25,29 moment of torsion reach design load, lock reel 24 by brake 27, ensure ship lift general safety.

This utility model voltage stabilizing vibration damping box by arranging after the hoop artificial aeration mechanism arranged before delivery valve valve and valve, solve cavitation and the vibration problem of delivery valve, reduce pressure fluctuation, make the big aperture opening time of delivery valve in advance, improve emptying effectiveness, it is to avoid the Hydrodynamic cavitation destruction to delivery valve and hydraulic pipeline.Show through observed result: valve front ring combines to two kinds of measures of voltage stabilizing vibration damping box after artificial aeration mechanism and valve and uses, it is possible to effectively suppresses the cavitation of delivery valve, cavitation corrosion, reduces acceleration of vibration, improves emptying effectiveness, it may be assumed that

A) voltage stabilizing vibration damping box is compared with prior art, and when identical aperture delivery valve acting head generally improves 5m, maximum stream flow is increased to 21.0m3/s by 14.3m3/s；Water transmission way is foreshortened to 15.4min by 35min；Meanwhile, voltage stabilizing vibration damping box substantially improves the disadvantageous flow condition of prior art, and under identical opening ways, pressure fluctuation root-mean-square maximum is dropped to 0.09m water column (see Figure 15) by 2.7m water column (see Figure 14)；The relative cavitation number of delivery valve improves 30～40%, and anti-cavitation effect highlights；Additionally, each measuring point vibration peak acceleration root-mean-square value of voltage stabilizing vibration damping box on average declines 52%, its natural frequency of vibration is high, more than 1kHz, will not resonate with flow fluctuation load, and structural design, installation meet Anti-vibration Design requirement.

B) after adopting hoop artificial aeration mechanism and voltage stabilizing vibration damping box to be used in combination, pressure fluctuation is made to reduce further, it is common to decline about 20%；After hoop artificial aeration mechanism aeration, delivery valve airborne-noise level on average reduces 5dB, and in the scope not having reverberation sound, current noise is steady, it does not have abnormal voice；Almost be not detected by cavitation pulse signal, see Figure 16,17；Cavitation noise sound pressure level decline 20～30dB, aeration ensure that non-cavitating running status, water-supply-pipe vibration is average reduces 80%～90%, it was shown that aeration effectiveness in vibration suppression is notable, sees Figure 18,60% gas can be discharged, 40% gas enters vertical shaft 13, does not form air bag, does not affect the stationarity of vertical shaft 13 water surface, after aeration, vertical shaft 13 water level fluctuation amplitude is less than ± 0.05m, sees Figure 19；

C) after hoop artificial aeration mechanism and voltage stabilizing vibration damping box both measures combine and use, substantially increase water delivery main valve correspondence aperture acting head, reduce water transmission way, the opening ways after reasonably optimizing, can guarantee that water transmission way is within 15min.

By this utility model Waterpower type ship elevator prototype measurement, after adopting waterpower system stable equilibrium of the present utility model to be optimized transformation, within flow is more than 20m3/s, water transmission way 15min under condition, water level of drilled shaft maximum fluctuation is only ± 5cm, adjacent water level of drilled shaft difference is less than 3cm, valve running non-cavitating phenomenon, acceleration of vibration is greatly reduced.

The setting of water level balance gallery 326 between vertical shaft 31, makes the water-head between vertical shaft 31 reduce, and synchronicity improves, and sees Figure 21；Figure 20 is water-head graph of a relation between each vertical shaft 31 before being not provided with water level balance gallery 326, it is clear that the setting of water level balance gallery 326 substantially improves the water-head between vertical shaft 31, makes the balance of being on close level between each vertical shaft 31.

Absolutely prove that the stable equilibrium hydraulic driving system waterpower synchronicity adopted is good, for reducing synchronizing shaft moment of torsion, ensureing that the even running of ship railway carriage or compartment creates good hydraulics.

Shown by the embodiment above, stable equilibrium hydraulic driving system achieve synchronization, steadily, hydraulics fast and efficiently, lay a good foundation for ship lift stable and high effective operation.

Claims (10)

1. null1. the antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system，Including the ship reception chamber being arranged in lock chamber，The mechanical elevating system being connected with ship reception chamber、Stable equilibrium hydraulic driving system，Described stable equilibrium hydraulic driving system includes vertical shaft、Floating drum in the shaft is set、Water delivery with delivery valve is responsible for，The Duo Gen branch water pipe being connected is responsible for, with water delivery, in lower end，Duo Gen branch water pipe is by the straight tube of bottom、The corner pipe at middle part and/or the straight tube on bifurcated pipe and top are constituted，And the straight tube water side on top is placed in the silo bottom of correspondence，And straight tube water side is provided with energy dissipater，It is connected by water level balance gallery between each vertical shaft，It is characterized in that described stable equilibrium hydraulic driving system also includes being arranged on the first resistance equalization member of branch's water pipe corner or/and the second resistance equalization member at bifurcated pipe place、It is separately positioned on the hoop artificial aeration mechanism before water delivery supervisor's delivery valve valve and the voltage stabilizing vibration damping box after valve.
2. 2. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 1, it is characterized in that described energy dissipater include compartment of terrain silo bottom and along straight tube water side port perimeter arrange vertical rod, be arranged on the horizontal baffle of vertical rod upper end；

   Described first resistance equalization member is right-angle elbow pipe, and is arranged below the tube head downwardly extending and closing in right-angle elbow pipe right angle；

   Described second resistance equalization member is up big and down small solid or hollow cone, and the upper end of this cone is fixed on the horizontal tube wall of bifurcated pipe, and lower end extends downward in the VERTICAL TUBE of bifurcated pipe；

   It is set to the cone of 120 ° bottom described floating drum, and the gap-ratio between vertical shaft and floating drum is maintained between 0.095～0.061.
3. 3. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 1, it is characterized in that described hoop artificial aeration mechanism includes: be fixed on the ventilation endless tube outside water delivery supervisor, the medial wall of ventilation endless tube is provided with the first through hole, first through hole connects with the second through hole being arranged on water delivery supervisor's wall, the lateral wall of ventilation endless tube is provided with third through-hole, third through-hole is connected with air supply pipe, and air supply pipe is connected with source of the gas.
4. 4. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 3, the the second through hole interval that it is characterized in that on the first through hole on described ventilation endless tube, third through-hole and water delivery supervisor arranges multiple, and each third through-hole is in charge of each through corresponding supply and is connected with air supply header, air supply header is connected with source of the gas.
5. 5. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 1, it is characterized in that described voltage stabilizing vibration damping box includes: interior with cavity, housing with water inlet and outlet on it, it is arranged on the outer girder system of housing exterior walls, interior girder system jube it is interval with in housing hollow, described interior girder system jube includes being arranged to, by longitudinal and transverse staggered vertical bar and horizon bar, the hollowed-out board that adapts with housing hollow transverse shape, and in the hollow out of this hollowed-out board, interval arranges brace.
6. 6. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 5, it is characterized in that described longitudinal and transverse staggered vertical bar and horizon bar and brace are solid round rod or hollow circular-tube, and the longitudinal and transverse intervening portion of vertical bar and horizon bar is provided with flute profile and strengthens plate；And it is provided with backing plate at the position that interior girder system jube is connected with housing hollow wall.
7. 7. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 5, it is characterized in that described housing is additionally provided with maintenance manhole, rear portion in housing is provided with pneumatic trough, and pneumatic trough top is provided with steam vent, and this steam vent is connected with exhaustor.
8. 8. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 5, it is characterized in that described outer girder system is packaged on all outer walls of housing, this outer girder system includes contour and spaced main beam plate group, and between two between main beam plate and the height contour and spaced longeron plate group perpendicular lower than the secondary header board group of main beam plate and main beam plate group and secondary header board group and wide, isometric and spaced horizontal beam slab group, these three groups of beam slabs are interweaved and are formed by connecting；The outer girder system of described water inlet is provided with recessed variable cross-section beam slab group, and the outside of variable cross-section beam slab group is concordant with end face of flange.
9. 9. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 5, it is characterized in that described mechanical elevating system includes the many steel cables being connected with multiple positions of the ship reception chamber both sides in lock chamber, the other end of many steel cables is walked around the reel being arranged on top of correspondence respectively and arranges the pulley on floating drum in the shaft and be fixed on the top of vertical shaft, is connected by synchronizing shaft and shaft coupling between multiple reels.
10. 10. a kind of antidumping Waterpower type ship elevator with stable equilibrium hydraulic driving system according to claim 9, it is characterized in that the plurality of reel and shaft coupling are corresponding with the steel cable of ship reception chamber both sides respectively with synchronizing shaft and be arranged to two rows, between two rows by umbrella tooth to and shaft coupling be connected to synchronous cross axle, constitute rectangle frame connection；Described each reel is equipped with conventional brake.