CN107630439B - A kind of river method for fetching water conducive to sand discharge processing - Google Patents
A kind of river method for fetching water conducive to sand discharge processing Download PDFInfo
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- CN107630439B CN107630439B CN201710850870.1A CN201710850870A CN107630439B CN 107630439 B CN107630439 B CN 107630439B CN 201710850870 A CN201710850870 A CN 201710850870A CN 107630439 B CN107630439 B CN 107630439B
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Abstract
The invention discloses a kind of river method for fetching water conducive to sand discharge processing, include the steps that water fetching device, which is arranged, is taken into water intaking channel for water, and the step of desilting is carried out in water intaking channel, it is characterized in that, in water intaking channel end, scouring sluice device in end is set, in end, the inner position of scouring sluice device bypasses the setting that is connected outward and chokes water channel, make to close end scouring sluice device when its water intaking, it fetches water by channel is choked water, sand discharge can be carried out by closing to choke water channel and open end scouring sluice device after water intaking.The present invention has and ingenious can fetch water using the self-contained energy in river and sand discharge, stable and low in cost, and addressing requires lower, and water of fetching water and water quality are more secure and easy to implement, and water intaking quality is high and the advantages that cleaning conducive to desilting.
Description
Technical field
The invention belongs to river hydrotechnics fields, and in particular to a kind of river method for fetching water conducive to sand discharge processing.
Background technique
River channel intake strucure refers to water-fetching head is protruded into rivers using water inlet pipe, constructing of fetching water in lake
Object is generally made of (or sump) and pump house between water-fetching head, water inlet pipe (gravity line or siphon pipe), water inlet.Water-fetching head
It is the water inlet portion of river channel intake strucure, is the water intaking source of water pipeline, is often built in riverbank side, and by laying lock
Door controls water flow.Intake addressing is generally considered as situations such as channel sediment deposition and water intaking water requirement, guarantees urban river water
When position is minimum, can also source water be made to enter water pipeline.
Usual intake may be arranged at the less riverbank side of sediment siltation (such as bend concave bank), but engineering is also deposited in practice
In following problems: (1) fetching water by water pump, rely on and waste electric power, water pump longtime running is easy failure, stability of fetching water
Difference.(2) pump house, which is built, is limited to channel sediment deposition situation, and addressing is more difficult；Building for intake pump house destroys simultaneously
Original channel boundary simultaneously has an impact river regime, leads to river-bed deepened after engineering, water level decreasing, and water withdrawal is reduced, it is difficult to be met
Design water demand.(3) suspension bed sediment is mingled with by the water body that intake is directly entered water pipeline, influences water quality and because silt is heavy
It manufactures into and is jammed.
Therefore be directed to above situation, how to provide it is a kind of stable and low in cost, addressing require lower, water intaking water and
Water quality is more secure, and easy to implement, and diversion quality is high and is conducive to the water intake system of desilting cleaning, becomes those skilled in the art
There is considered solve the problems, such as.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how one kind is provided can be skilful
Wonderful to carry out water intaking and sand discharge using the self-contained energy in river, stable and low in cost, addressing requires lower, water of fetching water
More secure with water quality and easy to implement, water intaking quality is high and is conducive to the river water intaking side for being conducive to sand discharge processing of desilting cleaning
Method.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of river method for fetching water conducive to sand discharge processing includes the steps that water fetching device, which is arranged, is taken into water intaking channel for water,
And the step of desilting is carried out in water intaking channel, which is characterized in that scouring sluice device in end is set in water intaking channel end, at end
Scouring sluice device inner position in end bypasses the setting that is connected outward and chokes water channel, makes to close scouring sluice dress in end when its water intaking
It sets, fetches water by channel is choked water, closed after water intaking and choke water channel and open end scouring sluice device and can carry out
Sand discharge.
In this way, water intaking when close end scouring sluice, open bypass chokes water channel water intaking, be more favorable for river sand sedimentation with
Obtain clear water；When water intaking channel desilting is more, it can close and choke water channel, open end scouring sluice, more by acquisition
The water flow of high speed carries out sand surfing sand discharge.Therefore water intaking and sand surfing can be realized by water flow itself kinetic energy.
As optimization, successively uniform intervals are provided with the scouring sluices of multiple upwardly-openables to Parallel to the flow direction in water intaking channel
Door gear opens scouring sluice device when water intaking and fetches water, after water intaking when sand discharge successively Parallel to the flow direction by closing
Scouring sluice device is opened, and realizes piecewise sand surfing by the hydraulic jump that scouring sluice device is unfolded into, water intaking channel is discharged in desilting.
In this way, the impulse force of hydraulic jump can be relied on, realizes piecewise sand surfing, greatly improve sand surfing sand-flash effect.
As optimization, present invention employs waterpower water intake system below realization, the waterpower water intake system includes water intaking
Canal, water intaking channel entrance are provided with water fetching device, the water intaking channel include be set side by side for double helix channel irrigation channel and
It is discharged channel, irrigation channel outer end is the water intaking channel import that water fetching device is arranged, and irrigation channel inner end is at spiral axle center and goes out
Water channel road inner end communicates, and water outlet channel outer end is provided with sand discharge water flowing out structure；Sand discharge water flowing out structure includes being formed in water outlet channel
The sand discharge port of external port is provided with end scouring sluice device, end scouring sluice in the inner water outlet channel in sand discharge port
Connected be provided with of bypass chokes water channel outward in the inner water outlet channel of device, and choking water channel external port is water outlet port, is choked water
The entrance that channel is connected with water outlet channel, which is provided with, chokes water valve system；
In the irrigation channel and water outlet channel, successively uniform intervals are provided with multiple gates and can beat upwards Parallel to the flow direction
The scouring sluice device opened.
In this way, sand setting occupied area can be made to concentrate convenient for arrangement using the water intaking channel structure of double helix, while using double spiral shells
The structure of rotation makes the water inlet end of water intaking channel and water outlet be respectively positioned on the outer end of spiral, just facilitates installation settings water fetching device in this way
It fetches water, and facilitates setting to choke water structure and desilting is better achieved to obtain clear water, setting sand discharge structure is also facilitated to carry out
Sand discharge processing, guarantee water intaking channel road run for a long time with it is unimpeded.
Specifically, when water intaking channel is normally fetched water, scouring sluice device opens up gate so that water flow passes through, end
It holds scouring sluice device to close, chokes water valve system and open water intaking.It when needing sand surfing, first closes and chokes water valve system, then will
End scouring sluice device is opened, and first scouring sluice is then closed water storage, then will be owned after the water flow in front is dry
Scouring sluice is closed, and first scouring sluice is then upwardly opened a part again, so that the water storage in first scouring sluice
It is gone out below from the gate, forms strong hydraulic jump, carried silt and enter first scouring sluice and second scouring sluice
Between, then after water flow stationary, first scouring sluice is fully opened, so that storing full water in second scouring sluice；Then
Second scouring sluice is upwardly opened into a part again, so that the water storage in second scouring sluice is gone out below the gate,
Strong hydraulic jump is formed, silt is carried and enters between second scouring sluice and third scouring sluice；And so on, downstream
Each scouring sluice device is successively opened until by the silt of deposition from sand discharge end after opening end scouring sluice device in stream direction
Mouth discharge.It opens spaced multiple scouring sluices successively, carries silt by the hydraulic jump of formation and go out forward,
Sand surfing purpose can be well realized, realizes the sand cleaning of water intaking channel.When implementation, better choice is adjacent scouring sluice
The spacing of device is located at scouring sluice device and upwardly opens in the maximum hydraulic jump length distance that part is capable of forming.In this way, can be with
Better ensure that above-mentioned hydraulic jump scouring effect.
As optimization, it is described choke water valve system include it is vertically arranged choke water gate and with choke water what gate was sequentially connected
Gate apparatus for controlling of lifting is choked water, gate two sides is choked water and is slidably fit into and be set to choking water in lock slot on side wall and can
Lifting is realized in the case where choking water the control of gate apparatus for controlling of lifting, chokes water lock slot and has and extends downwardly into and choke water channel bottom surface
The under ground portion of lower section chokes water lock slot under ground portion height more than or equal to gate height is choked water, and chokes water lock trough lower part and divides it
Between form gate accommodation space and enable and choke water gate integrally not in choking water channel bottom surface lower section.
In this way, can will choke water gate realizes full channel water intaking with sinking to canal completely, it, can when needing to improve desilting effect
It is raised with control and chokes water gate, the mode that overflow is choked water in formation is fetched water, preferably acquisition clear water, when desilting gradually tires out in water intaking channel
When product is thicker, it can also gradually be lifted and choke water gate height, improve the height of swell, water outlet is avoided to take up desilting, be accumulated to desilting
When obtaining higher, then carry out sand surfing processing.
It is described to choke water gate apparatus for controlling of lifting as optimization, including be fixedly mounted on choke water gate upper end straight up
Choke water lead screw, further include that horizontal be fixedly installed on chokes water choking water above gate and choke water top plate at the top of channel, choke water top plate
On be rotatably mounted with one and choke water nut, choke water lead screw upper end and stretch out and choke water top plate and cooperate on choking water nut, choke water
Nut outer ring is provided with a circle helical teeth and one is choked water helical gear engagement, chokes water helical gear and is mounted on to be fixed on and chokes water on top plate
One is choked water on motor output shaft.
In this way, choking water motor output shaft output positive and negative rotation, nut rotation can be choked water by choking water helical gear drive, in turn
Drive is choked water lead screw and is risen or fallen, and realizes to the elevating control for choking water gate, has structure simple, controls reliable and stable etc. excellent
Point.
As optimization, the end scouring sluice device include vertically arranged end scouring sluice and with end scouring sluice
The end scouring sluice apparatus for controlling of lifting of door transmission connection, end scouring sluice two sides, which are slidably fit into, is set to side wall
On end scouring sluice slot in and can end scouring sluice apparatus for controlling of lifting control under realize go up and down, end scouring sluice slot
Bottom end and water outlet channel bottom surface flush.
In this way, when end scouring sluice puts down for water intaking, when needing sand surfing, only need to control end scouring sluice to
Upper opening can carry out sand surfing processing.
As optimization, the end scouring sluice apparatus for controlling of lifting, including it is fixedly mounted on end sand surfing straight up
The end sand surfing lead screw of gate upper end further includes the end at the top of the horizontal water outlet channel being fixedly installed on above the scouring sluice of end
Sand surfing top plate is held, an end sand surfing nut is rotatably mounted on end sand surfing top plate, end sand surfing lead screw upper end is stretched out
Sand surfing top plate in end simultaneously cooperates on end sand surfing nut, and end sand surfing nut outer ring is provided with a circle helical teeth and an end punching
Husky helical gear engagement, end sand surfing helical gear are mounted on an end sand surfing motor output shaft being fixed on end sand surfing top plate
On.
In this way, sand surfing motor output shaft in end exports positive and negative rotation, end sand surfing can be driven by end sand surfing helical gear
Nut rotation, and then sand surfing lead screw in end is driven to rise or fall, it realizes the elevating control to end scouring sluice, there is structure
Simply, the advantages that reliable and stable is controlled.
As optimization, water fetching device includes a water intaking cavity, and water intaking cavity one end is provided in water intaking channel import
The water outlet of side, water outlet are provided with the water one-way valve out that control is unidirectionally discharged outward, set in cavity other end inner cavity of fetching water
It is equipped with water intaking piston, is connected with push-pull rod outward on the outside of water intaking piston, fetch water piston and the water intaking between water one-way valve out
Water inlet pipe is also provided with and communicated on cavity downwards, water inlet pipe lower end is immersed in water intaking river, and it is single that control is provided in water inlet pipe
Yearn for the water feeding one-way valve of water intaking cavity water inlet；Push-pull rod outer end is sequentially connected by transmission mechanism and impeller, and impeller is mounted on
In impeller shaft and impeller at least have be partially submerged in water intaking river in and can lean on water flow drive rotate, transmission mechanism input terminal
It is connected with impeller shaft, output end, which is connected with push-pull rod outer end and is able to drive push-pull rod, to do push-pull reciprocating motion.
In this way, power can be provided by the flowing in river, push-pull rod is driven to move back and forth by transmission mechanism.And then band
The reciprocating motion of piston, due to the presence of two check valves, when piston is toward far from the movement of water outlet direction, water one-way valve is closed out
It closing, water feeding one-way valve opens realization water inlet water inlet tube, when piston is moved toward water outlet direction, water feeding one-way valve closure, water outlet list
The water outlet for realizing outlet is opened to valve.It is fetched water this makes it possible to ingenious using the self-contained energy in river, without expending electricity
Power, and system run all right, it is low in cost, while without considering setting pump house, therefore addressing is required lower.
As optimization, cavity water outlet of fetching water is provided with outlet conduit, and water one-way valve is set in outlet conduit out.This
The setting installation of the more convenient water one-way valve out of sample.
As optimization, the transmission mechanism includes a cam turntable, is fixed at cam turntable axle center with a drive rod
Connect and can lean on drive rod drive rotation, cam turntable is hinged far from shaft core position and push-pull rod outer end, push-pull rod inner end with
Water intaking piston lateral surface is hingedly arranged, and drive rod and impeller shaft are sequentially connected and it can be leaned on to drive rotation.
In this way, converting torque input to by cam turntable mechanism the linear reciprocating motion of water intaking piston, and then conveniently
Water intaking control is realized, with simple, the reliable for operation advantage of structure.
As optimization, the impeller includes the impeller disk being vertically fixed in impeller shaft and vertically fixes along impeller disk radial direction
On the impeller disk and several blades for being uniformly distributed circumferentially, impeller shaft are arranged along perpendicular to water (flow) direction, are located under the impeller disk
The blade of side is immersed in the river water surface.
Using the impeller of this spline structure, underwater penetration is shallower, can reduce the addressing requirement of system installation.
As optimization, transmission mechanism further includes the base station being set in water intaking river, and base station upper surface is provided with biography
Lever mounting base, drive rod are installed in rotation in drive rod mounting base far from one end of cam turntable, and base station upper surface is also
It is provided with an intermediate rotary shaft, intermediate rotary shaft and the spaced and parallel setting of drive rod, intermediate rotary shaft are rotationally vertically mounted on one
In a vertically arranged support plate, support plate rear end is installed in rotation on a support panel seat on base station and its rotation axis
Heart line is consistent with drive rod axial line, and support front edge of board is provided with belt master for installing rotatable impeller shaft in impeller shaft
Driving wheel is equipped with belt follower in intermediate rotary shaft and is connected by belt with belt capstan drive, also solid in intermediate rotary shaft
Dingan County is equipped with driving gear, and driving gear and the driven gear being fixedly mounted on drive rod engage；Liter is additionally provided on base station
Control mechanism drops, and lifting control mechanism output end is connected with support plate and is able to drive support plate to be realized far from the front end of drive rod
Elevating movement.
In this way, can realize the lifting and decline of support front edge of board, by lifting control mechanism control to adapt to different water
Adjustment of the position situation to height and position where impeller, makes it be at best hydraulic blow position always, to the greatest extent
Trans-utilization waterpower.Transmission mechanism simultaneously, additionally it is possible to so that the lifting of impeller does not influence the transmission of power, guarantee that impeller is in
Any height and position can be realized stable power transmitting, to guarantee effect of fetching water.
As optimization, the impeller is spaced two side by side, the impeller shaft medium position peace between two impellers
Dress is respectively equipped with a belt driving wheel, the intermediate rotary shaft of support plate two sides on the supporting plate, in the impeller shaft of support plate two sides
On a belt follower be respectively installed and connected each by belt with corresponding belt driving wheel.
In such manner, it is possible to more efficiently obtain waterpower, while transmission mechanism overall structure is more balanced, transmission is more
It is reliable and stable.
As optimization, base station upper surface front end has the inclined-plane being arranged obliquely.
In such manner, it is possible to avoid improving impeller height adjustable range to the interference of support front edge of board decline.
As optimization, the lifting control mechanism includes that the water storage for a U-shaped being arranged in base station adjusts channel, water storage
A vertical openings for adjusting channel, which are rectified, lives to being set to below support plate and be equipped with lifting in the vertical openings end
Plug, lifting piston upper end, which is fixed up, is provided with support rod, and the support plate lower surface is moveably supported in post upper,
Another vertical openings end that water storage adjusts channel seals upwards is fixedly installed a storage cylinder of water, and lifting control mechanism further includes
One water storage water pump and a draining water pump, water storage water pump inlet are connected to the water intaking river below base station by water storage water inlet pipe
In stream, water storage water pump water outlet end is connected to inside storage cylinder of water upper end by pipeline, and draining water pump inlet passes through draining water inlet pipe
Water storage is connected to from storage cylinder of water upper end and adjusts the bottom of the channel, and water drain pumps out water end (W.E.) and is located at outside storage cylinder of water.
In this way, water storage in channel can be adjusted to water storage by water storage water pump, by law of connected vessels, lifting piston is driven
Rise, and then drive and lifted on support front edge of board, channel internal drainage can also be adjusted to water storage by draining water pump, and then drive and rise
Piston decline is dropped, so that support front edge of board falls.The adjusting to impeller height position is thereby realized, so that it is corresponded to river water and rises
Existing adjustment is implemented, guarantees water intaking effect.And the lifting control mechanism, control, water pump submerged in the water are realized by two water pumps
After still be able to work, can utmostly guarantee that Electric control part is not influenced by fluctuation in stage, structure is simple and control can
By stable and permanent, the service life is longer and is conducive to repair and maintenance.
Further, storage cylinder of water upper end supports and lifts on front edge of board not less than water intaking river maximum stage line height when implementation
Maximum height is not less than water intaking river maximum stage line height.In this manner it is ensured that season of rising still may be implemented normally to take
Water.
In conclusion the present invention has ingenious can fetch water and sand discharge using the self-contained energy in river, run surely
Fixed and low in cost, addressing requirement is lower, and water of fetching water and water quality are more secure and easy to implement, and water intaking quality is high and is conducive to
The advantages that desilting is cleared up.
Detailed description of the invention
Fig. 1 is the plane arrangement structure schematic diagram of a kind of waterpower water intake system used when present invention specific implementation, in figure
The structure of scouring sluice device is not shown.
Fig. 2 is the right view of single transmissioning mechanism and impeller wheel portion in Fig. 1.
Fig. 3 is the cross-sectional view of independent end scouring sluice device part in Fig. 1.
Fig. 4 is the cross-sectional view that valve system is individually choked water in Fig. 1.
Fig. 5 is the schematic perspective view of Fig. 1.
Specific embodiment
The present invention is described in further detail with attached drawing With reference to embodiment.
Water is taken by optimal embodiment, a kind of river method for fetching water conducive to sand discharge processing, including setting water fetching device
The step of water intaking channel, and in water intaking channel the step of progress desilting, it is characterized in that, in water intaking channel end, end sand surfing is set
Valve system, in end, the inner position of scouring sluice device bypasses the setting that is connected outward and chokes water channel, closing when making its water intaking
End scouring sluice device, fetches water by channel is choked water, and closes after water intaking and chokes water channel and open end scouring sluice
Door gear can carry out sand discharge.In this way, closing end scouring sluice when water intaking, the channel of choking water for opening bypass is fetched water, more sharp
It settles in river sand to obtain clear water；When water intaking channel desilting is more, it can close and choke water channel, open end scouring sluice, according to
Water flow by the more high speed of acquisition carries out sand surfing sand discharge.Therefore water intaking and sand surfing can be realized by water flow itself kinetic energy.
In this method, successively uniform intervals are provided with rushing for multiple gate upwardly-openables to Parallel to the flow direction in water intaking channel
Husky valve system opens scouring sluice device when water intaking and fetches water, and successively Parallel to the flow direction will close when sand discharge after water intaking
The scouring sluice device closed is opened, and realizes piecewise sand surfing by the hydraulic jump that scouring sluice device is unfolded into, desilting discharge is taken
Water channel.In this way, the impulse force of hydraulic jump can be relied on, realizes piecewise sand surfing, greatly improve sand surfing sand-flash effect.
Specifically, can realize by Fig. 1-waterpower water intake system shown in fig. 5: the waterpower takes when this method is implemented
Water system, including water intaking channel, wherein water intaking channel entrance is provided with water fetching device, and water fetching device includes a water intaking cavity 1,
Water intaking 1 one end of cavity is provided with the water outlet above water intaking channel import, and water outlet is provided with the unidirectional water outlet outward of control
Go out water one-way valve, be provided with water intaking piston in cavity other end inner cavity of fetching water, be connected with and push away outward on the outside of water intaking piston
Pull rod 2, fetch water piston and is also provided with and communicated with downwards water inlet pipe 3,3 lower end of water inlet pipe out on the water intaking cavity between water one-way valve
It is immersed in water intaking river, control is provided in water inlet pipe 3 unidirectionally toward the water feeding one-way valve of water intaking cavity water inlet；Outside push-pull rod 2
End is sequentially connected by transmission mechanism and impeller 4, and impeller 4 is mounted in impeller shaft 5 and impeller 4 at least has to be partially submerged in and takes
In water river and river can be leaned on to drive rotation, transmission mechanism input terminal is connected with impeller shaft, output end and push-pull rod outer end phase
Connect and be able to drive push-pull rod and does push-pull reciprocating motion.
In this way, power can be provided by the flowing in river, push-pull rod is driven to move back and forth by transmission mechanism.And then band
The reciprocating motion of piston, due to the presence of two check valves, when piston is toward far from the movement of water outlet direction, water one-way valve is closed out
It closing, water feeding one-way valve opens realization water inlet water inlet tube, when piston is moved toward water outlet direction, water feeding one-way valve closure, water outlet list
The water outlet for realizing outlet is opened to valve.It is fetched water this makes it possible to ingenious using the self-contained energy of water flow, without expending electricity
Power, and system run all right, it is low in cost, while without considering setting pump house, therefore addressing is required lower.
Wherein, water intaking cavity water outlet goes out to be provided with outlet conduit 6, and water one-way valve is set in outlet conduit 6 out.In this way
The setting installation of more convenient water one-way valve out.
Wherein, the transmission mechanism includes a cam turntable 7, and at 7 axle center of cam turntable and a drive rod 8 is fixed connects
It connects and drive rod 8 can be leaned on to drive rotation, cam turntable 7 is hinged far from shaft core position and 2 outer end of push-pull rod, 2 inner end of push-pull rod
Hingedly it is arranged with water intaking piston lateral surface, drive rod 8 and impeller shaft 5 are sequentially connected and it can be leaned on to drive rotation.
In this way, converting torque input to by cam turntable mechanism the linear reciprocating motion of water intaking piston, and then conveniently
Water intaking control is realized, with simple, the reliable for operation advantage of structure.
Wherein, the impeller 4 includes the impeller disk being vertically fixed in impeller shaft and is radially vertically fixed on along the impeller disk
On the impeller disk and several blades for being uniformly distributed circumferentially, impeller shaft 5 are arranged along perpendicular to water (flow) direction, are located at below the impeller disk
Blade be immersed in the river water surface.
Using the impeller of this spline structure, underwater penetration is shallower, can reduce the addressing requirement of system installation.
Wherein, transmission mechanism further includes the base station 9 being set in water intaking river, and 9 upper surface of base station is provided with transmission
Bar mounting base 10, drive rod 8 are installed in rotation in drive rod mounting base 10 far from one end of cam turntable, base station upper surface
It is additionally provided with an intermediate rotary shaft 11, intermediate rotary shaft 11 and the spaced and parallel setting of drive rod, intermediate rotary shaft are rotationally vertically pacified
In the support plate 12 vertically arranged mounted in one, 12 rear end of support plate is installed in rotation on a support panel seat on base station 9
On 13 and its rotational axis line is consistent with 8 axial line of drive rod, and 12 front end of support plate is for installing rotatable impeller shaft 5, leaf
It is provided with belt driving wheel on wheel shaft 5, belt follower is installed and by belt 14 and belt driving wheel in intermediate rotary shaft 11
Transmission connection, is also fixedly installed with driving gear 15 in intermediate rotary shaft 11, driving gear 15 and is fixedly mounted on drive rod
Driven gear 16 engages；Lifting control mechanism is additionally provided on base station, lifting control mechanism output end is connected simultaneously with support plate 12
It is able to drive support plate and realizes elevating movement far from the front end of drive rod.
In this way, can realize the lifting and decline of support front edge of board, by lifting control mechanism control to adapt to different water
Adjustment of the position situation to height and position where impeller, makes it be at best hydraulic blow position always, to the greatest extent
Trans-utilization waterpower.Transmission mechanism simultaneously, additionally it is possible to so that the lifting of impeller does not influence the transmission of power, guarantee that impeller is in
Any height and position can be realized stable power transmitting, to guarantee effect of fetching water.
Wherein, the impeller 4 is spaced two side by side, and the impeller shaft medium position between two impellers is mounted on
In support plate, a belt driving wheel is respectively installed in the impeller shaft of 12 two sides of support plate, in the intermediate rotary shaft of support plate two sides
One 14 follower of belt is respectively installed and is connected each by belt with corresponding belt driving wheel.
In such manner, it is possible to more efficiently obtain waterpower, while transmission mechanism overall structure is more balanced, transmission is more
It is reliable and stable.
Wherein, 9 upper surface front end of base station has the inclined-plane 17 being arranged obliquely.
In such manner, it is possible to avoid improving impeller height adjustable range to the interference of support front edge of board decline.
Wherein, the lifting control mechanism includes that the water storage for a U-shaped being arranged in base station adjusts channel 18, water storage tune
One vertical openings in section channel 18, which are rectified, lives to being set to below support plate and be equipped with lifting in the vertical openings end
Plug 19, lifting piston upper end, which is fixed up, is provided with support rod 20, and 12 lower surface of support plate is moveably supported in support
20 upper end of bar, another vertical openings end that water storage adjusts channel seals upwards is fixedly installed a storage cylinder of water 21, lifting control
Mechanism processed further includes a water storage water pump 22 and a draining water pump 23, and 22 water inlet end of water storage water pump is connected by water storage water inlet pipe
In water intaking river below to base station, 22 water outlet of water storage water pump is connected to inside storage cylinder of water upper end by pipeline, drains water pump
23 water inlet ends are connected to water storage from storage cylinder of water upper end by draining water inlet pipe and adjust the bottom of the channel, and draining 23 water outlet of water pump is located at
Outside storage cylinder of water.
In this way, water storage in channel can be adjusted to water storage by water storage water pump, by law of connected vessels, lifting piston is driven
Rise, and then drive and lifted on support front edge of board, channel internal drainage can also be adjusted to water storage by draining water pump, and then drive and rise
Piston decline is dropped, so that support front edge of board falls.The adjusting to impeller height position is thereby realized, so that it is corresponded to river water and rises
Existing adjustment is implemented, guarantees water intaking effect.And the lifting control mechanism, control, water pump submerged in the water are realized by two water pumps
After still be able to work, can utmostly guarantee that Electric control part is not influenced by fluctuation in stage, structure is simple and control can
By stable and permanent, the service life is longer and is conducive to repair and maintenance.
Wherein, storage cylinder of water upper end supports not less than water intaking river maximum stage line height and lifts maximum on front edge of board when implementation
Height is not less than water intaking river maximum stage line height.In this manner it is ensured that season of rising still may be implemented normally to fetch water.
Wherein, the water intaking channel includes the irrigation channel 24 and water outlet channel 25 being set side by side as double helix channel, water inlet
24 outer end of channel is the water intaking channel import that water fetching device is arranged, and 24 inner end of irrigation channel is at spiral axle center and in water outlet channel 25
End communicates, and water outlet 25 outer end of channel is provided with sand discharge water flowing out structure, and sand discharge water flowing out structure includes being formed in water outlet channel external port
Sand discharge port 26, end scouring sluice device, end scouring sluice dress are provided in the inner water outlet channel in sand discharge port 26
Connected be provided with of bypass chokes water channel 27 outward in water outlet channel in resting against, and choking water 27 external port of channel is water outlet port, stops up
The entrance that water channel road 27 is connected with water outlet channel 25, which is provided with, chokes water valve system.
In this way, closing end scouring sluice when water intaking, opening chokes water gate and chokes water channel water intaking from bypass, is more favorable for
River sand is settled to obtain clear water；When water intaking channel desilting is more, it can close and choke water gate, open end scouring sluice, rely on
The water flow of the more high speed obtained carries out sand surfing sand discharge.So sand setting occupied area can be made using the water intaking channel structure of double helix
The outer end concentrated convenient for arrangement, while using the structure of double helix that the water inlet end of water intaking channel and water outlet is made to be respectively positioned on spiral,
Just facilitate installation settings water fetching device to fetch water in this way, and facilitates setting to choke water structure and desilting is better achieved to obtain clearly
Water, also facilitate setting sand discharge structure carry out sand discharge processing, guarantee water intaking channel road run for a long time with it is unimpeded.
Wherein, it is described choke water valve system include it is vertically arranged choke water gate 28 and with choke water what gate 28 was sequentially connected
Gate apparatus for controlling of lifting is choked water, 28 two sides of gate is choked water and is slidably fit into and be set to choking water in lock slot 29 simultaneously on side wall
Lifting can be realized in the case where choking water the control of gate apparatus for controlling of lifting, choke water lock slot 29 and have and extend downwardly into and choke water channel
Under ground portion below bottom surface chokes water lock slot under ground portion height more than or equal to 28 height of gate is choked water, chokes water lock trough
Gate accommodation space is formed point between lower part enable choke water gate integrally not in choking water channel bottom surface lower section.
In this way, can will choke water gate realizes full channel water intaking with sinking to canal completely, it, can when needing to improve desilting effect
It is raised with control and chokes water gate, the mode that overflow is choked water in formation is fetched water, preferably acquisition clear water, when desilting gradually tires out in water intaking channel
When product is thicker, it can also gradually be lifted and choke water gate height, improve the height of swell, water outlet is avoided to take up desilting, be accumulated to desilting
When obtaining higher, then carry out sand surfing processing.
Wherein, described to choke water gate apparatus for controlling of lifting, the heap soil or fertilizer over and around the roots of gate upper end is choked water including being fixedly mounted on straight up
Water lead screw 30 further includes that horizontal be fixedly installed on chokes water choking water above gate and choke water top plate 31 at the top of channel, chokes water top plate
Be rotatably mounted with one on 31 and choke water nut 32, choke water lead screw upper end stretch out choke water top plate and cooperate choking water nut 32
On, it chokes water that 32 outer ring of nut is provided with a circle helical teeth and one is choked water the engagement of helical gear 33, chokes water helical gear 33 and be mounted on fixation
It is choked water on 34 output shaft of motor in choking water one on top plate 31.
In this way, choking water motor output shaft output positive and negative rotation, nut rotation can be choked water by choking water helical gear drive, in turn
Drive is choked water lead screw and is risen or fallen, and realizes to the elevating control for choking water gate, has structure simple, controls reliable and stable etc. excellent
Point.
Wherein, the end scouring sluice device include vertically arranged end scouring sluice 35 and with end scouring sluice
The end scouring sluice apparatus for controlling of lifting of 35 transmission connections, end scouring sluice two sides, which are slidably fit into, is set to side wall
On end scouring sluice slot 36 in and can end scouring sluice apparatus for controlling of lifting control under realize go up and down, end scouring sluice
36 bottom end of slot and water outlet 25 bottom surface of channel flush.
In this way, when end scouring sluice puts down for water intaking, when needing sand surfing, only need to control end scouring sluice to
Upper opening can carry out sand surfing processing.
Wherein, the end scouring sluice apparatus for controlling of lifting, including it is fixedly mounted on end scouring sluice straight up
The end sand surfing lead screw 37 of upper end further includes the end at the top of the horizontal water outlet channel being fixedly installed on above the scouring sluice of end
Sand surfing top plate 38, is rotatably mounted with an end sand surfing nut 39 on end sand surfing top plate 38, on end sand surfing lead screw 37
End is stretched out end sand surfing top plate 38 and is cooperated on end sand surfing nut 39, and 39 outer ring of end sand surfing nut is provided with a circle helical teeth
It is engaged with an end sand surfing helical gear 40, end sand surfing helical gear 40 is mounted on an end being fixed on end sand surfing top plate
It holds on 41 output shaft of sand surfing motor.
In this way, sand surfing motor output shaft in end exports positive and negative rotation, end sand surfing can be driven by end sand surfing helical gear
Nut rotation, and then sand surfing lead screw in end is driven to rise or fall, it realizes the elevating control to end scouring sluice, there is structure
Simply, the advantages that reliable and stable is controlled.
Wherein, in the irrigation channel 24 and water outlet channel 25, successively uniform intervals are provided with multiple locks to Parallel to the flow direction
The scouring sluice device of door upwardly-openable.
In this way, scouring sluice device opens up gate so that water flow passes through, and end rushes when water intaking channel is normally fetched water
Husky valve system is closed, and is choked water valve system and is opened water intaking.It when needing sand surfing, first closes and chokes water valve system, then by end
Scouring sluice device is opened, and first scouring sluice is then closed water storage, then by all sand surfing after the water flow in front is dry
Then first scouring sluice is upwardly opened a part again by closing gate so that the water storage in first scouring sluice from this
It is gone out below gate, forms strong hydraulic jump, carried silt and enter between first scouring sluice and second scouring sluice,
Then after water flow stationary, first scouring sluice is fully opened, so that storing full water in second scouring sluice；Then again by
Two scouring sluices upwardly open a part, so that the water storage in second scouring sluice is gone out below the gate, are formed strong
Strong hydraulic jump carries silt and enters between second scouring sluice and third scouring sluice；And so on, Parallel to the flow direction
Each scouring sluice device is successively opened until the silt of deposition is discharged from sand discharge port after opening end scouring sluice device.
It opens spaced multiple scouring sluices successively, carries silt by the hydraulic jump of formation and go out forward, it can be very
Sand surfing purpose is realized well, realizes the sand cleaning of water intaking channel.When implementation, better choice is, adjacent scouring sluice device
Spacing is located at scouring sluice device and upwardly opens in the maximum hydraulic jump length distance that part is capable of forming.In this way, can be preferably
Guarantee above-mentioned hydraulic jump scouring effect.In addition, when implementing, the structure complete one of each scouring sluice device and end scouring sluice device
Cause.
Claims (8)
1. a kind of river method for fetching water conducive to sand discharge processing includes the steps that water fetching device, which is arranged, is taken into water intaking channel for water, with
And the step of desilting is carried out in water intaking channel, which is characterized in that scouring sluice device in end is set in water intaking channel end, in end
The inner position of scouring sluice device bypasses the setting that is connected outward and chokes water channel, makes to close scouring sluice dress in end when its water intaking
It sets, fetches water by channel is choked water, closed after water intaking and choke water channel and open end scouring sluice device and can carry out
Sand discharge, successively uniform intervals are provided with the scouring sluice devices of multiple gate upwardly-openables to Parallel to the flow direction in water intaking channel,
Scouring sluice device is opened when water intaking to fetch water, after water intaking when sand discharge successively Parallel to the flow direction by the scouring sluice of closing
Device is opened, and realizes piecewise sand surfing by the hydraulic jump that scouring sluice device is unfolded into, water intaking channel is discharged in desilting；
It is realized using waterpower water intake system below, the waterpower water intake system includes water intaking channel, the setting of water intaking channel entrance
There is a water fetching device, the water intaking channel includes the irrigation channel and water outlet channel being set side by side as double helix channel, outside irrigation channel
End is the water intaking channel import of setting water fetching device, and irrigation channel inner end communicates with water outlet channel inner end at spiral axle center, is discharged
Channel outer end is provided with sand discharge water flowing out structure；Sand discharge water flowing out structure includes the sand discharge port for being formed in water outlet channel external port, row
End scouring sluice device is provided in the inner water outlet channel in husky port, in the inner water outlet channel of end scouring sluice device
Bypass, which is connected to be provided with, outward chokes water channel, and choking water channel external port is water outlet port, chokes water what channel was connected with water outlet channel
Entrance, which is provided with, chokes water valve system；
In the irrigation channel and water outlet channel, successively uniform intervals are provided with multiple gate upwardly-openables to Parallel to the flow direction
Scouring sluice device.
2. as described in claim 1 conducive to the river method for fetching water of sand discharge processing, which is characterized in that described to choke water valve system
It chokes water gate including vertically arranged and chokes water gate apparatus for controlling of lifting with choke water gate transmission connection, choke water gate two sides
It is slidably fit into and is set to choking water in lock slot and can realize in the case where choking water the control of gate apparatus for controlling of lifting on side wall
Lifting chokes water lock slot with the under ground portion choked water below channel bottom surface is extended downwardly into, chokes water lock slot under ground portion
Height, which is greater than or equal to, chokes water gate height, chokes water to form gate accommodation space point between lock trough lower part and enable and chokes water gate
It is enough whole not in choking water channel bottom surface lower section.
3. as described in claim 1 conducive to the river method for fetching water of sand discharge processing, which is characterized in that water fetching device includes one
Water intaking cavity, water intaking cavity one end are provided with the water outlet above water intaking channel import, and it is unidirectional that water outlet is provided with control
What is be discharged outward goes out water one-way valve, and water intaking piston, connection outward on the outside of water intaking piston are provided in cavity other end inner cavity of fetching water
It is provided with push-pull rod, fetching water piston and on the water intaking cavity between water one-way valve is also provided with and communicated with downwards water inlet pipe out, intakes
Pipe lower end is immersed in water intaking river, and control is provided in water inlet pipe unidirectionally toward the water feeding one-way valve of water intaking cavity water inlet；Push-and-pull
Bar outer end is sequentially connected by transmission mechanism and impeller, and impeller is mounted in impeller shaft and impeller at least has to be partially submerged in and takes
In water river and water flow can be leaned on to drive rotation, transmission mechanism input terminal is connected with impeller shaft, output end and push-pull rod outer end phase
Connect and be able to drive push-pull rod and does push-pull reciprocating motion.
4. as claimed in claim 3 conducive to the river method for fetching water of sand discharge processing, which is characterized in that the transmission mechanism includes
One cam turntable is fixedly connected at cam turntable axle center with a drive rod and drive rod can be leaned on to drive rotation, and cam turns
Disk is hinged far from shaft core position and push-pull rod outer end, and push-pull rod inner end and water intaking piston lateral surface are hingedly arranged, drive rod and leaf
Wheel shaft is sequentially connected and it can be leaned on to drive rotation.
5. as claimed in claim 4 conducive to the river method for fetching water of sand discharge processing, which is characterized in that the impeller includes vertical
It the impeller disk that is fixed in impeller shaft and is radially vertically fixed on the impeller disk and is uniformly distributed circumferentially several along the impeller disk
Blade, impeller shaft are arranged along perpendicular to water (flow) direction, and the blade below the impeller disk is immersed in the river water surface.
6. as claimed in claim 4 conducive to the river method for fetching water of sand discharge processing, which is characterized in that transmission mechanism further includes one
A base station being set in water intaking river, base station upper surface are provided with drive rod mounting base, drive rod far from cam turntable one
End is installed in rotation in drive rod mounting base, and base station upper surface is additionally provided with an intermediate rotary shaft, intermediate rotary shaft and transmission
The spaced and parallel setting of bar, intermediate rotary shaft are rotationally vertically mounted in a vertically arranged support plate, and support plate rear end can
It is rotatably mounted on a support panel seat on base station and its rotational axis line is consistent with drive rod axial line, support front edge of board
For installing rotatable impeller shaft, it is provided with belt driving wheel in impeller shaft, belt follower is installed simultaneously in intermediate rotary shaft
It is connected by belt with belt capstan drive, driving gear, driving gear and fixed peace is also fixedly installed in intermediate rotary shaft
Driven gear engagement on drive rod；Lifting control mechanism, lifting control mechanism output end and branch are additionally provided on base station
Fagging, which is connected and is able to drive support plate, realizes elevating movement far from the front end of drive rod.
7. as claimed in claim 4 conducive to the river method for fetching water of sand discharge processing, which is characterized in that between the impeller is arranged side by side
Impeller shaft medium position between two of setting, two impellers is installed on the supporting plate, in the impeller shaft of support plate two sides
One belt driving wheel is respectively installed, be respectively equipped in the intermediate rotary shaft of support plate two sides a belt follower and each by
Belt is connected with corresponding belt driving wheel.
8. as claimed in claim 6 conducive to the river method for fetching water of sand discharge processing, which is characterized in that the lifting control mechanism
Water storage including a U-shaped being arranged in base station adjusts channel, and the vertical openings that water storage adjusts channel are rectified to setting
It is equipped with lifting piston below support plate and in the vertical openings end, lifting piston upper end, which is fixed up, is provided with support
Bar, the support plate lower surface are moveably supported in post upper, water storage adjust another vertical openings end in channel to
Upper sealing is fixedly installed a storage cylinder of water, and lifting control mechanism further includes a water storage water pump and a draining water pump, water storage
Water pump inlet is connected in the water intaking river below base station by water storage water inlet pipe, and water storage water pump water outlet end is connected by pipeline
To inside storage cylinder of water upper end, draining water pump inlet is connected to water storage from storage cylinder of water upper end by draining water inlet pipe and adjusts channel floor
Portion, water drain pump out water end (W.E.) and are located at outside storage cylinder of water.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710850870.1A CN107630439B (en) | 2017-09-20 | 2017-09-20 | A kind of river method for fetching water conducive to sand discharge processing |
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| CN201710850870.1A CN107630439B (en) | 2017-09-20 | 2017-09-20 | A kind of river method for fetching water conducive to sand discharge processing |
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| CN110409389A (en) * | 2019-08-13 | 2019-11-05 | 中国电建集团北京勘测设计研究院有限公司 | A kind of simultaneous collection sand flushing system of multichannel water intaking |
| CN110714444B (en) * | 2019-10-22 | 2021-05-14 | 陈小娟 | Hydrodynamic force linkage silt flushing and sand discharging facility |
| CN114960564B (en) * | 2022-06-14 | 2023-12-01 | 常州市武进第一水利机械有限公司 | Multi-stage water level self-adjusting headstock gear based on two-way circulation |
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| JP2003041631A (en) * | 2001-08-02 | 2003-02-13 | Shimizu Corp | Water-storage cavity system |
| TW201224250A (en) * | 2010-12-14 | 2012-06-16 | Darcy Engineering Consultants Co Ltd | Curved watercourse intake and desilting system |
| CN205276231U (en) * | 2015-12-11 | 2016-06-01 | 攀枝花晶能太阳能科技有限公司 | Be applied to rivers lifting irrigation's husky water intake device of row |
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