Tidal seawater taking device and method
The application is as follows: year 2018, month 10, day 16, application No.: 2018112047079, title of the invention: a tidal seawater taking device and method are applied in divisional cases.
Technical Field
The invention relates to the technical field of seawater taking equipment, in particular to a tidal type seawater taking device and method.
Background
With the development of industries in coastal areas, water consumption is increasing, and factories (such as power plants, chemical plants, and the like) in coastal areas have gradually and widely used seawater as industrial cooling water. The seawater taking structure mainly has 3 modes of water taking by a diversion pipe duct, shore type water taking and tide type water taking.
The tide type water taking is to build a reservoir on a seaside dike and arrange a plurality of tide gates on the wall of the reservoir close to the seaside. When the tide rises, the seawater pushes the tide gate open and enters the reservoir. When the tide comes back, the tide gate is automatically closed, and the pump room takes water from the reservoir. The water taking mode saves investment and power consumption, but the removal of the sediment precipitated in the pool is troublesome.
Disclosure of Invention
The invention aims to overcome the defect that silt deposited in tidal water taking is troublesome to remove in the prior art, and provides a tidal seawater taking device and method with high cleanliness.
In order to achieve the purpose, the invention adopts the following technical scheme:
a tidal seawater intake device comprises a reservoir arranged on the sea side, an intake pipe extending into the reservoir, a plurality of tidal gates arranged on the reservoir, a pressing plate arranged on the bottom surface of the reservoir, a supporting plate arranged between the pressing plate and the bottom surface of the reservoir and an air bag extending horizontally; an air box is arranged on the upper portion of the outer wall of one side of the water storage pool, a push-pull rod of the air box is connected with a hollow floating block, a load block is arranged in the floating block, a cover plate is arranged on the outer wall of the storage battery above the air box, an air outlet of the air box is connected with an air blowing pipe arranged on the upper portion of the inner side wall of the storage battery through a pipeline, a plurality of air outlet nozzles are arranged on the air blowing pipe, and a net bag is arranged; backup pad and gasbag are located the left part and the right part of the bottom surface of cistern respectively, be equipped with a plurality of support column on the bottom surface of the cistern of the clamp plate between backup pad and the gasbag, the clamp plate rotates with each support column to be connected, cistern right side lower part is equipped with the opening, cistern upper portion is equipped with the cylinder, be equipped with the baffle that is used for sealing the open-ended on the telescopic link of cylinder, be equipped with vertical blast pipe on the clamp plate left edge, vertical blast pipe's right side is equipped with a plurality of gas vent, all be equipped with the check valve on every gas vent, the gasbag passes through pipe and vertical blast pipe UNICOM, be equipped with the solenoid valve on the pipe, the gasbag is connected with.
When flood tide occurs, the impact force of seawater opens each tide gate, and the seawater enters the reservoir; after the seawater tide reaches the highest water level, the controller controls the cylinder to drive the baffle plate to move upwards, so that the opening is opened; the controller control solenoid valve is opened, the sea water quality in the cistern increases, under the effect of the weight of sea water, gaseous outflow in the gasbag, the gaseous each gas vent of following longitudinal exhaust pipe of outflow flows, the clamp plate inclines right simultaneously, the back flows out in the opening under the promotion of air current of accumulation silt on the clamp plate, the staff drives the baffle through controller control cylinder and descends, make the opening sealed, thereby clear away the silt that accumulates in the cistern automatically, the energy has been saved, the cleaning efficiency is improved, ensure that the cleanliness of cistern meets the requirements. The string bag is used for removing floating garbage in the reservoir and ensuring that the water quality in the reservoir is not polluted by the garbage.
Preferably, a first filtering structure and a second filtering structure are arranged on one side, far away from the sea, of the water storage tank, and the first filtering structure comprises a first vertical net, a second vertical net and a first gravel layer arranged between the first vertical net and the second vertical net; the second filtering structure comprises a third vertical net and a second gravel layer arranged between the third vertical net and the second vertical net, and the diameter of gravel in the second gravel layer is larger than that of gravel in the first gravel layer; the first filtering structure and the second filtering structure divide the water storage tank into a water storage space and a water purification space, and the water taking pipe extends into the water purification space.
Preferably, the wall of the reservoir is provided with 2 through holes respectively corresponding to the front end and the rear end of the second filtering structure; m-1 horizontal partition plates are arranged between the third vertical net and the second vertical net, the second filtering structure is divided into M independent spaces extending transversely by the M-1 horizontal partition plates, the two through holes are connected through M net pipes, a flexible shaft is arranged in each net pipe, a spiral plate is arranged on each flexible shaft, each flexible shaft is connected with a motor arranged on the reservoir, each net pipe is suspended in seawater, a buoy is arranged on each net pipe, each motor is electrically connected with the controller, and M is larger than 4.
Preferably, the impounding reservoir is provided with a lifting device for driving the net bag to lift, the net bag comprises an L-shaped support, a horizontal net and a vertical net which are arranged on the L-shaped support, a baffle is arranged on one side of the L-shaped support, and the lifting device is electrically connected with the controller.
The lifting device comprises a motor and a screw rod connected with the motor, the upper end of the screw rod is connected with the reservoir through a bearing, the bearing is connected with a rotating shaft of the motor, and the lower part of the screw rod is rotatably connected with the L-shaped support.
A method for a tide type seawater taking device comprises the steps that in an initial state, an electromagnetic valve is closed, and an air bag is filled with air; the method comprises the following steps:
(5-1) when flood tide occurs, the impact force of the seawater opens each tide gate, and the seawater enters the reservoir; after the seawater tide reaches the highest water level, the controller controls the cylinder to drive the baffle plate to move upwards, so that the opening is opened;
(5-2) the controller controls the electromagnetic valve to be opened, the quality of seawater in the reservoir is increased, gas in the air bag flows out under the action of the weight of the seawater, the flowing gas flows out from each exhaust port of the longitudinal exhaust pipe, meanwhile, the pressing plate inclines rightwards, and after silt accumulated on the pressing plate flows out from the opening under the pushing of airflow, workers drive the baffle plate to descend through the controller to enable the opening to be closed;
(5-3) when the tide is removed, the seawater level is reduced, each tide gate is automatically closed, and the seawater to be taken flows out along the water intake pipe under the driving of the power device;
when the tide rises, the push-pull rod rises, air is sprayed out from each air outlet nozzle of the air blowing pipe, after the seawater tide reaches the highest water level, the air blows the garbage on the water surface into the net bag, and workers clear the garbage in the net bag at intervals of T1.
Preferably, a first filtering structure and a second filtering structure are arranged on one side, far away from the sea, of the water storage tank, and the first filtering structure comprises a first vertical net, a second vertical net and a first gravel layer arranged between the first vertical net and the second vertical net; the second filtering structure comprises a third vertical net and a second gravel layer arranged between the third vertical net and the second vertical net, and the diameter of gravel in the second gravel layer is larger than that of gravel in the first gravel layer; the first filtering structure and the second filtering structure divide the water storage tank into a water storage space and a water purification space;
the first filtering structure and the second filtering structure filter seawater in the water storage space, and purified water is obtained in the water purification space.
Preferably, the wall of the reservoir is provided with 2 through holes respectively corresponding to the front end and the rear end of the second filtering structure; m-1 horizontal partition plates are arranged between the third vertical net and the second vertical net, the second filtering structure is divided into M independent spaces extending transversely by the M-1 horizontal partition plates, the two through holes are connected through M net pipes, a flexible shaft is arranged in each net pipe, a spiral plate is arranged on each flexible shaft, each flexible shaft is connected with a motor arranged on the reservoir, each net pipe is suspended in seawater, a buoy is arranged on each net pipe, each motor is electrically connected with the controller, and M is larger than 4; also comprises the following steps:
at intervals of T2, the controller controls each motor to drive each flexible shaft to rotate, the spiral plates on each flexible shaft respectively drive gravels in the second gravel layer in each independent space to circularly move, and as the mesh tube is provided with a plurality of through holes, when the flexible shaft drives the gravels to rotate and move, seawater washes the gravels, and the gravels in the second gravel layer are cleaned;
the gravel in the second gravel layer is cleaned regularly, ensuring that always clean water is obtained in the clean water space.
Preferably, the reservoir is provided with a lifting device for driving the net bag to lift, the net bag comprises an L-shaped support, a horizontal net and a vertical net which are arranged on the L-shaped support, one side of the L-shaped support is provided with a baffle, and the lifting device is electrically connected with the controller; (5-4) the following steps are substituted:
and when the tide rises, the push-pull rod rises, the gas is sprayed out from each gas outlet nozzle of the gas blowing pipe to blow the garbage on the water surface into the net bag, and the controller controls the lifting device to drive the net bag to rise every time T1, so that the net bag is exposed out of the upper end of the reservoir for T3 time, and then controls the lifting device to drive the net bag to descend to the upper part of the inner side wall of the reservoir.
Therefore, the invention has the following beneficial effects: the silt and floating garbage accumulated in the reservoir can be automatically removed, so that energy is saved, and the cleaning efficiency is improved; the second filtering structure can be automatically cleaned, and the cleanliness of the taken seawater is ensured.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a functional block diagram of the present invention;
FIG. 4 is a schematic view of a structure of a windbox of the present invention;
FIG. 5 is a top view of the water holding space, gas blow tube and net bag of the present invention;
fig. 6 is a side view of the string bag of the present invention.
In the figure: the device comprises a water storage tank 1, a tide gate 2, a pressing plate 3, a supporting plate 4, an air bag 5, a supporting column 6, an opening 7, an air cylinder 8, a baffle plate 9, a longitudinal exhaust pipe 10, a stop block 22, a water intake pipe 101, an air pump 102, a second filtering structure 103, a horizontal partition plate 104, a net pipe 105, a motor 106, seawater 107, a controller 108, a solenoid valve 109, a first filtering structure 110, a cross rod 221, a circular plate 222, a first vertical net 1021, a second vertical net 1022, a first gravel layer 1023, a third vertical net 1031, a second gravel layer 1032, an air box 201, a push-pull rod 2011, a floating block 202, a load block 203, an air blowing pipe 204, an air outlet nozzle 2041, a net bag 205, a lifting device 206, an L-shaped support 207, a horizontal net 2071, a baffle plate 208, an air inlet 2012, an air outlet.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Example 1
The embodiment shown in fig. 1 and 2 is a tidal seawater intake device, which comprises a reservoir 1 arranged at the sea side, a water intake pipe 101 extending into the reservoir, 8 tidal gates 2 arranged on the reservoir, a pressure plate 3 arranged on the bottom surface of the reservoir, a support plate 4 arranged between the pressure plate and the bottom surface of the reservoir and a horizontally extending air bag 5; as shown in fig. 4, an air box 201 is arranged on the upper part of the outer wall of one side of the reservoir, a push-pull rod 2011 of the air box is connected with a hollow floating block 202, a load-carrying block 203 is arranged in the floating block, a cover plate is arranged on the outer wall of the storage battery above the air box, as shown in fig. 5, an air outlet of the air box is connected with an air blowing pipe 204 arranged on the upper part of the inner side wall of the storage battery through a pipeline, 4 air outlet nozzles 2041 are arranged on the air blowing pipe, and a net bag; backup pad and gasbag are located the left part and the right part of the bottom surface of cistern respectively, be equipped with 3 support columns 6 on the bottom surface of the cistern of the clamp plate between backup pad and the gasbag, the clamp plate rotates with each support column to be connected, cistern right side lower part is equipped with opening 7, cistern upper portion is equipped with cylinder 8, be equipped with on the telescopic link of cylinder and be used for sealing open-ended baffle 9, be equipped with vertical blast pipe 10 on the clamp plate left edge, the right side of vertical blast pipe is equipped with 30 gas vents, all be equipped with the check valve on every gas vent, the gasbag passes through pipe and vertical blast pipe UNICOM, be equipped with solenoid valve 109 on the pipe, the gasbag is connected with air pump 110, the intake pipe is connected with power device, as shown in.
As shown in FIG. 4, the bellows also includes a housing, two air inlets 2012, an air outlet 2013 and a partition 2014.
The one-way valve is arranged and used for preventing water from flowing into the longitudinal exhaust pipe from the exhaust port; when the gasbag was full of gas and the solenoid valve was closed, backup pad and gasbag made the clamp plate keep the horizontality, when the solenoid valve was opened and the gasbag was extruded, the gaseous outflow in the gasbag, under the supporting role of each support column, the left part that falls of clamp plate right part rises to under the promotion of air current, behind the silt that accumulates on the clamp plate flows out in the opening under the promotion of air current, thereby realize the automatic clearance to the cistern bottom.
As shown in fig. 1, every tide gate all is including locating the water inlet on the cistern, locates dog 22 on the water inlet, and the dog is including stretching into horizontal pole 221 in the water inlet and locating the circular slab 222 of the one end of horizontal pole in the cistern, and the circular slab size is greater than the size of water inlet, and the horizontal pole passes through 3 connection ropes and water inlet inner wall connection.
A first filtering structure 102 and a second filtering structure 103 are arranged on one side of the water storage tank far away from the sea, and the first filtering structure comprises a first vertical net 1021, a second vertical net 1022 and a first gravel layer 1023 arranged between the first vertical net and the second vertical net; the second filter structure comprises a third vertical net 1031 and a second gravel layer 1032 arranged between the third vertical net and the second vertical net, wherein the diameter of gravel in the second gravel layer is larger than that of gravel in the first gravel layer; the first filtering structure and the second filtering structure divide the water storage tank into a water storage space and a water purification space, and the water taking pipe extends into the water purification space.
A method for a tide type seawater taking device comprises the steps that in an initial state, an electromagnetic valve is closed, and an air bag is filled with air; the method comprises the following steps:
(5-1) when flood tide occurs, the impact force of the seawater opens each tide gate, and the seawater enters the reservoir; after the seawater tide reaches the highest water level, the controller controls the cylinder to drive the baffle plate to move upwards, so that the opening is opened;
(5-2) the controller controls the electromagnetic valve to be opened, the quality of seawater in the reservoir is increased, gas in the air bag flows out under the action of the weight of the seawater, the flowing gas flows out from each exhaust port of the longitudinal exhaust pipe, meanwhile, the pressing plate inclines rightwards, and after silt accumulated on the pressing plate flows out from the opening under the pushing of airflow, workers drive the baffle plate to descend through the controller to enable the opening to be closed;
(5-3) filtering the seawater in the water storage space by the first filtering structure and the second filtering structure to obtain purified water in the water purification space;
(5-4) when the tide is removed, the seawater level is reduced, each tide gate is automatically closed, and the seawater to be taken flows out along the water intake pipe under the driving of the power device;
when the tide rises, the push-pull rod rises, gas is sprayed out from each gas outlet nozzle of the gas blowing pipe, after the seawater tide reaches the highest water level, the gas blows garbage on the water surface into the net bag, and workers clear the garbage in the net bag every 2 days.
Example 2
Embodiment 2 includes all the structure and method parts of embodiment 1, as shown in fig. 1 and fig. 2, the reservoir wall of embodiment 2 is provided with 2 through holes corresponding to the front end and the rear end of the second filtering structure respectively; and 5 horizontal partition plates 104 are arranged between the third vertical net and the second vertical net, the second filtering structure is divided into 6 independent spaces extending transversely by the 5 horizontal partition plates, the two through holes are connected through 6 net pipes 105, a flexible shaft is arranged in each net pipe, a spiral plate is arranged on each flexible shaft, each flexible shaft is connected with a motor 106 arranged on the reservoir, each net pipe is suspended in seawater, a buoy is arranged on each net pipe, and as shown in fig. 3, each motor is electrically connected with the controller.
Also comprises the following steps:
every 2 days, the controller controls each motor to drive each flexible shaft to rotate, the spiral plates on each flexible shaft respectively drive gravels in the second gravel layer in each independent space to circularly move, and as the mesh pipe is provided with a plurality of through holes, when the flexible shaft drives the gravels to rotationally move, seawater washes the gravels, and the gravels in the second gravel layer are cleaned;
the gravel in the second gravel layer is cleaned regularly, ensuring that always clean water is obtained in the clean water space.
Example 3
Embodiment 3 includes all the structures and method parts of embodiment 1, as shown in fig. 6, the reservoir of embodiment 3 is provided with a lifting device 206 for driving the net bag to lift, the net bag includes an L-shaped bracket 207, a horizontal net 2071 and a vertical net arranged on the L-shaped bracket, one side of the L-shaped bracket is provided with a baffle 208, as shown in fig. 3, the lifting device is electrically connected with the controller;
and when the tide rises, the push-pull rod rises, the gas is sprayed out from each gas outlet nozzle of the gas blowing pipe to blow the garbage on the water surface into the net bag, the controller controls the lifting device to drive the net bag to rise every 2 days, so that the garbage in the net bag can be blown away by wind after the net bag is exposed out of the upper end of the reservoir for 4 hours, and the lifting device is controlled to drive the net bag to descend to the upper part of the inner side wall of the reservoir.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.