CN112727663A

CN112727663A - Power station tail water recycling system and treatment method thereof

Info

Publication number: CN112727663A
Application number: CN202011628963.8A
Authority: CN
Inventors: 代志娟; 周学均
Original assignee: Tianjin Tianfa General Plant Electrical And Mechanical Equipment Co ltd
Current assignee: Tianjin Tianfa General Plant Electrical And Mechanical Equipment Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-04-30

Abstract

The invention discloses a tail water recycling system of a power station, which comprises a dam body, wherein a drain pipe is arranged on the dam body, two enclosing walls are arranged on one side of the dam body, the two enclosing walls are built on the ground, a folded downward bottom layer is arranged on the two enclosing walls, and a water channel is formed between the bottom layer and the two enclosing walls; the invention also provides a treatment method of the power station tail water recycling system, which comprises the following steps: s1, the drain pipe is opened first, and the tail water is discharged through the drain pipe and flows in the canal. The invention has reasonable structure, can fully utilize tail water, can realize power generation, can spray and inject water into the fish pond, can increase the oxygen content of the water in the fish pond, has better fish culturing effect, can spray and irrigate the field, does not need to construct a second dam body, and greatly reduces the engineering difficulty and the cost of economic investment.

Description

Power station tail water recycling system and treatment method thereof

Technical Field

The invention relates to the technical field of power station tail water treatment, in particular to a power station tail water recycling system and a treatment method thereof.

Background

The prior art discloses a power station tail water cyclic utilization system that application number is CN201920703119.3, including the soil layer, upper end one side on soil layer is equipped with first dam, the upper end on soil layer is equipped with concrete layer, concrete layer's upper end is equipped with the second dam, one side of first dam is equipped with first drain pipe, one side of second dam is equipped with the second drain pipe, all be equipped with hydroelectric power generation equipment on first dam and the second dam, and first drain pipe and second drain pipe are connected with two hydroelectric power generation equipment respectively, the upper end both sides of first dam all are fixed with first enclosure, are equipped with first drainage channel between two first enclosures jointly. The utility model discloses make full use of the remaining water energy of power plant's direct current water supply system in the drainage and carried out the hydraulic turbine electricity generation, the power of generating access station power utilization system has reduced station power rate, has improved the economic nature of unit, also accords with the construction requirement of resource-saving power plant simultaneously, has practiced thrift investment cost, has avoided the waste of water resource.

The defects of the patent are that the utilization effect of tail water is insufficient, and the cost of tail water utilization is increased by building a second dam body, so that a power station tail water recycling system and a treatment method thereof are designed to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a power station tail water recycling system and a processing method thereof, which can fully utilize tail water, realize power generation, and can spray and inject water into a fish pond, so that the oxygen content of water in the fish pond can be increased, the fish culturing effect is better, meanwhile, irrigation can be sprayed into a field, and a second dam does not need to be built, so that the engineering difficulty and the economic investment cost are greatly reduced.

In order to achieve the purpose, the invention adopts the following technical scheme:

a tail water recycling system of a power station comprises a dam body, wherein a drain pipe is installed on the dam body, two enclosing walls are arranged on one side of the dam body and are built on the ground, a folded bottom layer is arranged on the two enclosing walls, a water channel is formed between the bottom layer and the two enclosing walls, a fish pond is communicated with one side of each enclosing wall back to the dam body, two rotating rods which are connected with the two enclosing walls in a rotating mode are arranged on the two enclosing walls in a penetrating mode, sleeve rods are fixedly connected to the rotating rods, a plurality of driving plates are fixedly connected to the sleeve rods, a blocking strip is arranged on the horizontal portion of the bottom layer and is located on the upper side of the rotating rods, a water pipe is arranged on one side of each blocking strip, which is opposite to the rotating rods, the water pipe abuts against the bottom of the bottom layer, a power generation mechanism which is built on the ground is arranged on one side of, and the circular plate is provided with a water spraying mechanism built on the ground.

Preferably, the power generation mechanism comprises a generator installed on the ground, a shaft end of the generator is fixedly connected with a shaft rod, a first transmission wheel is fixedly connected to the shaft rod, a second transmission wheel is fixedly connected to the rotating rod, and the first transmission wheel is connected with the second transmission wheel through a belt.

Preferably, the radius of the second transmission wheel is twice the radius of the first transmission wheel.

Preferably, the function water spray mechanism includes a piston cylinder installed on the ground, a piston is slidably connected in the piston cylinder, a first transmission rod is hinged to the piston, a second transmission rod is hinged to the other end of the first transmission rod, the second transmission rod is eccentrically hinged to a circular plate, the water pipe is connected with the piston cylinder, a first one-way valve is installed on the water pipe, a delivery pipe is installed on the piston cylinder, a second one-way valve is installed on the delivery pipe, a three-way pipe is installed at the other end of the delivery pipe, a first branch pipe and a second branch pipe are installed at two ends of the three-way pipe respectively, and a rotary spray mechanism is installed on the second branch pipe.

Preferably, a first manual valve and a second manual valve are mounted on the three-way pipe, the first manual valve controls the first branch pipe, and the second manual valve controls the second branch pipe.

Preferably, the second branch pipe is an L-shaped pipe, and the second branch pipe is a stainless steel pipe.

Preferably, rotatory spraying mechanism includes the standpipe that offsets with the second branch pipe, the standpipe, the cover is equipped with rather than the axle sleeve of being connected of rotating on the standpipe, the axle sleeve cover is in the outside of second branch pipe and rather than fixed connection, the first dead lever of inner wall fixedly connected with of second branch pipe, the inner wall fixedly connected with second dead lever of standpipe, the bottom of first dead lever is rotated and is connected with the montant, the montant runs through the second dead lever and is connected rather than rotating, the montant runs through the second dead lever and rather than rotating and being connected, a plurality of flabellums of fixedly connected with on the montant, the lower extreme fixedly connected with of standpipe violently manages, a plurality of shower nozzles of bottom fixedly connected with of violently managing.

The invention also provides a treatment method of the power station tail water recycling system, which comprises the following steps:

s1, firstly, opening a drain pipe, and draining tail water through the drain pipe and flowing in the ditch;

s2, the tail water flowing down has potential energy to drive the driving plate, the loop bar, the rotating rod and the second driving wheel to rotate, so that the generator rotates to generate electricity;

s3, the circular plate rotates at the same time, the reciprocating up and down movement of the piston can be realized, and the tail water in the water channel can be conveyed into the fish pond or the field.

Compared with the prior art, the invention has the beneficial effects that:

when being discharged through the drain pipe, tail water flows into the water channel and impacts the driving plate, the loop bar, the rotating rod and the second driving wheel to rotate, so that the generator rotates to generate electricity, and the electricity generation work is realized;

meanwhile, the rotating rod rotates to drive the circular plate to rotate, the circular plate rotates to drive the second transmission rod and the first transmission rod to rotate, so that the piston can intermittently move up and down, the piston moves upwards to generate negative pressure at the water pipe, so that water in the water channel can be sucked into the piston cylinder, and when the piston moves downwards, the piston cylinder is pressurized, so that tail water in the piston cylinder can be conveyed into the first branch pipe and the second branch pipe through the conveying pipes; the first branch pipe can be connected with a pipeline in a field to realize the irrigation of crops; the tail water can be conveyed into the fish pond through the second branch pipe;

tail water flows into the vertical pipe and the transverse pipe through the second branch pipe and is finally sprayed out through the spray head, and when the tail water passes through the fan blades, the fan blades are driven to rotate, so that the vertical pipe rotates, the vertical pipe and the transverse pipe rotate, water can be spirally sprayed into the fish pond, the oxygen content in the fish pond can be increased, and the fish pond is favorable for cultivation;

meanwhile, a second dam body does not need to be built, and the engineering difficulty and the cost of economic investment are greatly reduced.

In conclusion, the invention has reasonable structure, can fully utilize tail water, can realize power generation, and can spray and inject water into the fish pond, so that the oxygen content of the water in the fish pond can be increased, the fish culture effect is better, meanwhile, the invention can also spray and irrigate the field without building a second dam body, thereby greatly reducing the engineering difficulty and the cost of economic investment.

Drawings

FIG. 1 is a schematic structural diagram of a tail water recycling system of a power station provided by the invention;

FIG. 2 is a side view of a part of the structure of the tail water recycling system of the power station provided by the invention;

FIG. 3 is a cross-sectional view of a rotary spraying mechanism in the tail water recycling system of a power station according to the present invention;

fig. 4 is a top view of a fan blade in the tail water recycling system of the power station according to the present invention.

In the figure: 1 dam body, 2 drain pipes, 3 bottom layers, 4 enclosing walls, 5 fishponds, 6 loop rods, 7 rotating rods, 8 driving plates, 9 barrier strips, 10 water pipes, 11 generators, 12 shaft rods, 13 first driving wheels, 14 second driving wheels, 15 belts, 16 round plates, 17 second driving rods, 18 first driving rods, 19 piston cylinders, 20 pistons, 21 first check valves, 22 conveying pipes, 23 second check valves, 24 three-way pipes, 25 second manual valves, 26 first manual valves, 27 first branch pipes, 28 second branch pipes, 29 shaft sleeves, 30 vertical pipes, 31 first fixing rods, 32 vertical rods, 33 second fixing rods, 34 fan blades, 35 and 36 transverse pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-4, a power station tail water recycling system comprises a dam body 1, a drain pipe 2 is installed on the dam body 1, two enclosing walls 4 are arranged on one side of the dam body 1, the two enclosing walls 4 are built on the ground, a folded and downward bottom layer 3 is arranged on the two enclosing walls 4, a water channel is formed between the bottom layer 3 and the two enclosing walls 4, and a fish pond 5 is communicated with one side of each enclosing wall 4, which is opposite to the dam body 1.

A rotating rod 7 which is rotatably connected with the two enclosing walls 4 is arranged on the two enclosing walls in a penetrating mode, a sleeve rod 6 is fixedly connected to the rotating rod 7, a plurality of driving plates 8 are fixedly connected to the sleeve rod 6, and the driving plates 8 can rotate due to the fact that water impacts the driving plates 8, so that the sleeve rod 6 and the rotating rod 7 can rotate; the horizontal part of bottom 3 is equipped with blend stop 9, and blend stop 9 is located the upside of dwang 7, and blend stop 9 and the one side that dwang 7 carried on the back mutually are equipped with water pipe 10, and water pipe 10 offsets with the bottom of bottom 3, so can block a quantitative tail water, is favorable to water pipe 10 to absorb water.

A power generation mechanism built on the ground is arranged on one side of the rotating rod 7, the power generation mechanism comprises a generator 11 arranged on the ground, the shaft end of the generator 11 is fixedly connected with a shaft rod 12, a first driving wheel 13 is fixedly connected on the shaft rod 12, a second driving wheel 14 is fixedly connected on the rotating rod 7, and the first driving wheel 13 is connected with the second driving wheel 14 through a belt 15; the radius of the second transmission wheel 14 is twice of the radius of the first transmission wheel 13, and speed change can be realized through the matching of the second transmission wheel 14 and the first transmission wheel 13.

The other end fixedly connected with plectane 16 of dwang 7, be equipped with on the plectane 16 and build subaerial function water spray mechanism, function water spray mechanism is including installing at subaerial piston barrel 19, sliding connection has piston 20 in the piston barrel 19, the articulated first transfer line 18 that is connected with on the piston 20, the articulated second transfer line 17 that is connected with in the other end of first transfer line 18, second transfer line 17 is connected with plectane 16 eccentric articulated, water pipe 10 is connected with piston barrel 19, and install first check valve 21 on the water pipe 10, install conveyer pipe 22 on the piston barrel 19, install second check valve 23 on the conveyer pipe 22, three-way pipe 24 is installed to the other end of conveyer pipe 22, first branch pipe 27 and second branch pipe 28 are installed respectively to the both ends of three-.

Wherein, the tee pipe 24 is provided with a first manual valve 26 and a second manual valve 25, the first manual valve 26 controls a first branch pipe 27, the second manual valve 25 controls a second branch pipe 28, the second branch pipe 28 is an L-shaped pipe, and the second branch pipe 28 is a stainless steel pipeline.

Install rotatory spraying mechanism on the second branch pipe 28, rotatory spraying mechanism includes the standpipe 30 that offsets with second branch pipe 28, standpipe 30, the cover is equipped with rather than the axle sleeve 29 of being connected of rotating on the standpipe 30, axle sleeve 29 overlaps in the outside of second branch pipe 28 and rather than fixed connection, the first dead lever 31 of inner wall fixedly connected with of second branch pipe 28, the inner wall fixedly connected with second dead lever 33 of standpipe 30, the bottom of first dead lever 31 is rotated and is connected with montant 32, montant 32 runs through second dead lever 33 and rather than rotating and being connected, a plurality of flabellums 34 of fixedly connected with on montant 32, the lower extreme fixedly connected with violently pipe 35 of standpipe 30, a plurality of shower nozzles 36 of bottom fixedly connected with violently pipe 35.

s1, opening the drain pipe 2 first, and the tail water is discharged through the drain pipe 2 and flows in the canal;

s2, the flowing tail water has potential energy to drive the driving plate 8, the loop bar 6, the rotating bar 7 and the second driving wheel 14 to rotate, so that the generator 11 rotates to generate electricity;

s3, the circular plate 16 rotates at the same time, so that the piston 20 can move up and down in a reciprocating manner, and tail water in the ditch can be conveyed into the fishpond 5 or the field.

The invention is specifically explained as follows:

when the tail water is discharged through the water discharge pipe 2, the tail water flows into the water channel and impacts the driving plate 8, the loop bar 6, the rotating rod 7 and the second driving wheel 14 to rotate, so that the generator 11 rotates to generate electricity, and the electricity generation work is realized;

meanwhile, the rotating rod 7 rotates to drive the circular plate 16 to rotate, the circular plate 16 rotates to drive the second transmission rod 17 and the first transmission rod 18 to rotate, so that the piston 20 can intermittently move up and down, the piston 20 moves upwards to generate negative pressure at the position of the water pipe 10, so that water in the water channel can be sucked into the piston cylinder 19, and when the piston 20 moves downwards, the water is pressurized into the piston cylinder 19, so that tail water in the piston cylinder 19 can be conveyed into the first branch pipe 27 and the second branch pipe 28 through the conveying pipe 22; the first branch pipe 27 can be connected with pipelines in the field to realize the irrigation of crops; the tail water can be fed into the aquarium 5 through the second branch pipe 28;

tail water flows to standpipe 30 and violently manages 35 in through second branch pipe 28, finally through the blowout of shower nozzle 36, and when tail water passed through flabellum 34, can drive flabellum 34 and rotate to realize montant 32 and rotate, and then realize standpipe 30 and violently manage 35 and rotate, thereby can increase the oxygen content in the aquarium 5 with the spiral spouting of water in aquarium 5, be favorable to breeding.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a power station tail water cyclic utilization system, includes dam body (1), its characterized in that, install drain pipe (2) on dam body (1), one side of dam body (1) is equipped with two enclosure (4), two enclosure (4) are built subaerial, two enclosure (4) are equipped with roll over shape and decurrent bottom (3), form the ditch between bottom (3) and two enclosure (4), one side intercommunication that enclosure (4) and dam body (1) carried on the back mutually has fish pond (5), two run through jointly on enclosure (4) and be equipped with dwang (7) rather than rotating the connection, fixedly connected with loop bar (6) on dwang (7), fixedly connected with a plurality of drive plate (8) on loop bar (6), the horizontal part of bottom (3) is equipped with blend stop (9), blend stop (9) are located the upside of dwang (7), just blend stop (9) are equipped with water pipe (10) with the one side that dwang (7) carried on the back mutually, water pipe (10) offset with the bottom of bottom (3), be equipped with of one side of dwang (7) and build subaerial power generation mechanism, the other end fixedly connected with plectane (16) of dwang (7), it builds subaerial function water spray mechanism to be equipped with on plectane (16).

2. The power station tail water recycling system according to claim 1, characterized in that the power generation mechanism comprises a generator (11) installed on the ground, a shaft (12) is fixedly connected to the shaft end of the generator (11), a first transmission wheel (13) is fixedly connected to the shaft (12), a second transmission wheel (14) is fixedly connected to the rotating rod (7), and the first transmission wheel (13) is connected with the second transmission wheel (14) through a belt (15).

3. The power plant tailwater recycling system according to claim 1, characterized in that the radius of the second transmission wheel (14) is twice the radius of the first transmission wheel (13).

4. The power station tail water recycling system according to claim 1, wherein the functional water spraying mechanism comprises a piston cylinder (19) installed on the ground, a piston (20) is connected in the piston cylinder (19) in a sliding manner, a first transmission rod (18) is hinged on the piston (20), a second transmission rod (17) is hinged on the other end of the first transmission rod (18), the second transmission rod (17) is eccentrically hinged with a circular plate (16), the water pipe (10) is connected with the piston cylinder (19), a first one-way valve (21) is installed on the water pipe (10), a conveying pipe (22) is installed on the piston cylinder (19), a second one-way valve (23) is installed on the conveying pipe (22), a three-way pipe (24) is installed on the other end of the conveying pipe (22), a first branch pipe (27) and a second branch pipe (28) are installed on two ends of the three-way pipe (24), and a rotary spraying mechanism is arranged on the second branch pipe (28).

5. The power station tail water recycling system according to claim 4, characterized in that the tee pipe (24) is provided with a first manual valve (26) and a second manual valve (25), the first manual valve (26) controls the first branch pipe (27), and the second manual valve (25) controls the second branch pipe (28).

6. The power plant tailwater recycling system according to claim 5, characterized in that the second branch pipe (28) is an L-shaped pipe and the second branch pipe (28) is a stainless steel pipe.

7. The power station tail water recycling system of claim 6, wherein the rotary spraying mechanism comprises a vertical pipe (30) abutting against the second branch pipe (28), the vertical pipe (30) is sleeved with a shaft sleeve (29) rotatably connected with the vertical pipe (30), the shaft sleeve (29) is sleeved outside the second branch pipe (28) and fixedly connected with the second branch pipe, a first fixing rod (31) is fixedly connected with the inner wall of the second branch pipe (28), a second fixing rod (33) is fixedly connected with the inner wall of the vertical pipe (30), a vertical rod (32) is rotatably connected with the bottom of the first fixing rod (31), the vertical rod (32) penetrates through the second fixing rod (33) and is rotatably connected with the second fixing rod, and a plurality of fan blades (34) are fixedly connected with the vertical rod (32), the lower end of the vertical pipe (30) is fixedly connected with a transverse pipe (35), and the bottom of the transverse pipe (35) is fixedly connected with a plurality of spray heads (36).

8. A treatment method of a power station tail water recycling system is characterized by comprising the following steps:

s1, firstly, opening the drain pipe (2), and draining tail water through the drain pipe (2) and flowing in the ditch;

s2, the tail water flowing down has potential energy to drive the driving plate (8), the loop bar (6), the rotating bar (7) and the second driving wheel (14) to rotate, so that the generator (11) rotates to generate electricity;

s3, the circular plate (16) rotates at the same time, so that the piston (20) can move up and down in a reciprocating manner, and tail water in the ditch can be conveyed into the fishpond (5) or the field.