CN209872606U - Treatment device for recycling pumped storage power station wastewater - Google Patents

Abstract

The utility model relates to a treatment device for recycling pumped storage power station wastewater, which belongs to the technical field of resource recycling, and comprises a liquid medicine tank, a mixing tank, a flocculation reaction tank, a sedimentation tank, a platform stair and a protective railing, wherein the wastewater generated by construction is in full contact reaction with a coagulating agent in the flocculation reaction tank, so that small particles which are not easy to precipitate in water are gathered to form thick flocs; inorganic salt coagulant (iron salt or aluminum salt) can be hydrolyzed when being put into the wastewater, so that the pH value is reduced, and the inorganic salt coagulant plays a role in neutralization. Then the wastewater enters a sedimentation tank, and flocs are settled under the action of gravity, so that the effect of solid-liquid separation is achieved. The sediment sludge is transported outside through a pipeline for disposal. The main aim is to remove suspended matters in the construction wastewater of the pumped storage power station and neutralize the pH. The device has the advantages of low cost, stable operation and easy management, effectively solves the problem of excessive discharge of waste water during the construction of the pumped storage power station, protects the environment, and has simple structure and convenient construction.

Description

Treatment device for recycling pumped storage power station wastewater

Technical Field

The utility model belongs to the technical field of the source cyclic utilization, in particular to a processing apparatus for pumped storage power station waste water cyclic utilization.

Background

In recent years, with the continuous expansion of sewage discharge degree of various industries in China, the continuous and rapid deterioration of water quality of basin branches, river networks and underground water is caused, at present, the national has developed a relevant policy to implement energy-saving and emission-reduction strategies, and the Jilin dun style pumped storage power station is positioned in a national natural protection area of yellow mud river, and in order to protect the water body (yellow mud river) near the Jilin dun style pumped storage power station from being polluted, the wastewater must be completely recycled during construction, namely zero discharge. Compared with the conventional power station, the pumped storage power station has insufficient water source, so that during construction, water is mostly used outside the plant and is led to a construction plant through a pipeline, time and labor are consumed, the construction cost is increased, and a good economic effect cannot be achieved. Aiming at the characteristics, combined with the actual situation on site, the personnel at the electromechanical installation project of the Jilin dun chemical power station find a wastewater treatment method which is low in cost, stable in operation and easy to manage. A treatment device mainly used for wastewater recycling of a pumped storage power station is designed, the problems are effectively solved, construction water is saved, and the environment is protected.

Disclosure of Invention

In order to draw water consuming time hard in the more perfect improvement background art, the low problem of environmental pollution still of construction cost height and economic benefits, the utility model provides a processing apparatus for pumped storage power station waste water cyclic utilization, fine solution the problem in the technical background.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a treatment device for recycling pumped storage power station wastewater comprises a liquid medicine pool, a mixing pool, a flocculation reaction pool, a sedimentation pool, a platform stair, a protective railing and a management platform; the liquid medicine pond with mix the pond adjacent, mix the pond and pass through the pipeline intercommunication with the flocculation reaction pond, be equipped with the gate valve on the connecting pipe of mixed pond and flocculation reaction pond, be provided with the wall of perforation flower between flocculation reaction pond and sedimentation tank, the through-hole intercommunication on the wall of perforation flower is passed through with the sedimentation tank in the flocculation reaction pond, the sedimentation tank bottom sets many fill forms to, the liquid medicine pond, mix the pond, the top edge of flocculation reaction pond and sedimentation tank is equipped with the management platform that makes things convenient for managers to manage, the limit portion of management platform is equipped with the protection railing, one side of management platform is provided with platform stair.

The flocculation reaction tank is divided into three lattices by adopting two partition walls, a water passing channel formed between the two partition walls and the tank body of the flocculation reaction tank is arranged in a vertically staggered manner, each lattice is provided with a vertical shaft paddle board type stirrer, and the bottom of the flocculation reaction tank is provided with two emptying pipes.

The vertical shaft paddle board type stirrer comprises a motor, a shaft, a steel frame and a paddle board, wherein the shaft is vertically arranged in the middle of each grid of the flocculation reaction tank, an output shaft of the motor is connected with the upper end of the shaft, the steel frame is fixed at the lower end of the shaft, and the paddle board is fixed on the steel frame in parallel.

And a vertical shaft paddle type stirrer is arranged in the mixing tank.

The sedimentation tank include that the fender flows board, the scum board, the triangle weir plate, the water catch bowl, the drain pipe, mud pipe and plastic slab, the fender flows the board setting and leans on perforation tracery wall one side in the sedimentation tank, the plastic slab is personally submitted 60 with the level and is transversely placed, both ends are fixed on the pool wall of sedimentation tank, the scum board sets up one meter department apart from the pool wall at the water outlet end, and exceed the surface of water, the triangle weir plate sets up at the water outlet end, the triangle weir plate forms the water catch bowl with the pool wall, the drain pipe is established and is slightly less than horizontal plane department and water catch bowl intercommunication on the pool wall, mud pipe sets up in bucket form bottom of the pool portion.

The utility model has the advantages that:

a vertical shaft paddle type stirrer is arranged in the flocculation reaction tank, so that the liquid medicine and the sewage are fully stirred and react, and the tiny particles are gathered to form coarse flocs, which is favorable for the sedimentation of the tiny particles; the floating impurities are blocked by the slag blocking plate, the particles are promoted to be precipitated by the plastic plate, the structure is simple, and the filtering effect is obvious; the bottom of the sedimentation tank is arranged into a multi-bucket shape, and silt is intensively precipitated at the bucket bottom, so that the removal of the silt is facilitated; the utility model is used for underground factory building construction waste water cyclic utilization, the practicality is strong, safe and reliable, and the using water wisely reduces environmental pollution.

Drawings

FIG. 1 is a schematic view of the present invention in full section;

fig. 2 is a top view of the present invention;

fig. 3 is a bottom view of the present invention;

FIG. 4 is a detailed view of the water collection sump of the present invention;

FIG. 5 is a detailed view of the triangular weir of the present invention;

FIG. 6 is a detailed view of the agitator of the present invention;

FIG. 7 is a detailed view of the perforated tracery wall of the present invention;

FIG. 8 is a side view of the flocculation tank of the present invention;

figure 9 is a side view of the settling tank of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.

As shown in figure 1 and figure 2, the utility model discloses a processing apparatus for pumped storage power station waste water cyclic utilization, pumped storage power station waste water reuse processing apparatus include liquid medicine pond 1, mix pond 2, flocculation reaction tank 3, sedimentation tank 4, platform stair 5, protection railing 6 and management platform 7.

The liquid medicine tank 1 is adjacent to the mixing tank 2, and a vertical shaft paddle type stirrer 32 is arranged in the mixing tank 2 and is used for stirring the sewage and the liquid medicine. Mix 2 and flocculation reaction tank 3 and pass through the pipeline intercommunication, be equipped with gate valve 8 on the connecting pipe of mix 2 and flocculation reaction tank 3, the break-make and the flow of the control rivers of being convenient for, be provided with between flocculation reaction tank 3 and sedimentation tank 4 and perforate colored wall 9, flocculation reaction tank 3 and sedimentation tank 4 are through perforating the through-hole 91 intercommunication on the colored wall 9, through a plurality of through-holes 91 that set up on perforating colored wall 9, shunt waste water, the impact force that makes the waste water that gets into the sedimentation tank obtains the decomposition, guarantee that the rivers impact that gets into the sedimentation tank is slowed down, prevent because of rivers are too big the rivers that get into the sedimentation tank roll or shake the precipitation of too big influence flocculation thing, thereby guarantee to flow into the impurity of sedimentation tank from flocculation reaction tank 4 and fully precipitate.

The flocculation reaction tank 3 is divided into three lattices by two partition walls 31, a water passing channel formed between the two partition walls 31 and a tank body of the flocculation reaction tank 3 is arranged in a vertically staggered manner, each lattice is provided with a vertical shaft paddle type stirrer 32, as shown in fig. 1 and fig. 6, the vertical shaft paddle type stirrer 32 comprises a motor 321, a shaft 322, a steel frame 323 and a paddle plate 324, the shaft 322 is vertically arranged in the middle of each lattice of the flocculation reaction tank 3, an output shaft of the motor 321 is connected with the upper end of the shaft 322, the steel frame 323 is fixed at the lower end of the shaft 322, the paddle plates 324 are fixed on the steel frame 323 in parallel, wastewater enters the flocculation reaction tank 4 and fully contacts and reacts with a coagulating agent under the stirring action of the vertical shaft paddle type stirrer 32, so that micro particles which are not easy to precipitate in water are aggregated to form coarse flocs, the precipitation of impurities is promoted, and meanwhile, an inorganic salt coagulant (iron salt or aluminum salt), reacts with the wastewater to play a role in neutralization, so that the pH value of the wastewater is reduced. The bottom of the flocculation reaction tank 3 is provided with two emptying pipes 33 for discharging silt or emptying water and silt in the tank when cleaning the tank wall.

As shown in fig. 1, 4, 5 and 7, the sedimentation tank 4 comprises a flow baffle plate 41, a slag baffle plate 42, a triangular weir plate 43, a water collecting tank 44, a water discharging pipe 45, a sludge discharging pipe 46 and a plastic plate 47; the baffle plate 41 is arranged on one side of the perforated tracery wall 9 in the sedimentation tank 4, thereby being beneficial to slowing down water flow, reducing water flow impact, ensuring that impurities flowing into the sedimentation tank from the flocculation reaction tank 4 are fully precipitated, and simultaneously reducing the influence of the stirring in the flocculation reaction tank 4 on the precipitation of the impurities in the sedimentation tank. The wastewater enters a sedimentation tank 4, and flocs are precipitated under the action of gravity, so that the effect of solid-liquid separation is achieved. The plastic plate 47 is transversely arranged at 60 degrees with the horizontal plane, and two ends of the plastic plate are fixed on the wall of the sedimentation tank 4, so that the flow velocity of sewage is reduced, the effect and efficiency of impurity sedimentation are improved, and the settled impurities are prevented from being flushed again. The slag trap 42 is arranged at the water outlet end one meter away from the tank wall and higher than the water surface, and is used for blocking floating impurities in water; the triangular weir plate 43 is arranged at the water outlet end, the triangular weir plate 43 and the pool wall form a water collecting tank 44, and because impurities in water are related to the depth of water in the sedimentation process, the higher the impurity density of the water, the more deep the water is, the more impurity density of the water is, the triangular weir plate 43 is used for selecting water with less impurities on the upper layer to flow into the water collecting tank 44 through overflow and uniformly discharging water flow, so that suspended impurities in the water are reduced, the water is uniform, and the phenomena of bias flow and short flow of discharged water are avoided; the drain pipe 45 is arranged on the pool wall and is slightly lower than the horizontal plane, communicated with the water collecting tank 44 and used for draining the filtered water in the water collecting tank 44; the bottom of the sedimentation tank 4 is set into a plurality of bucket shapes, and the sludge discharge pipe 46 is arranged at the bottom of the bucket-shaped tank bottom, so that silt and flocculate can be conveniently and intensively precipitated at the bucket bottom, and the removal of silt is facilitated.

The top edge of liquid medicine pond 1, mix pond 2, flocculation reaction tank 3 and sedimentation tank 4 be equipped with the management platform 7 that makes things convenient for managers to manage, the limit portion of management platform 7 is equipped with protective railing 6, guarantees managers safety, one side of management platform 7 is provided with platform stair 5, provides the passageway for managers.

The utility model is used for the working process when waste water treatment: adding a required liquid medicine into a mixing tank to mix with sewage, primarily stirring by a vertical shaft paddle type stirrer, controlling the flow of wastewater generated by construction by a gate valve, adding the wastewater into a flocculation reaction tank, fully stirring by the vertical shaft paddle type stirrer, fully contacting and reacting the wastewater and a coagulating agent, aggregating tiny particles which are not easy to precipitate in the water to form coarse flocs, and putting an inorganic salt coagulant (iron salt or aluminum salt) into the wastewater to hydrolyze, so as to play a role in neutralization and reduce the pH; then slowly enters the sedimentation tank through the through holes of the perforated tracery wall, the water flow is relatively slow after the speed reduction of the flow baffle plate, the floc begins to sink under the action of gravity, and under the action of 'shallow layer sedimentation' of the plastic plate, the impurities are more thoroughly precipitated, the effect of solid-liquid separation is achieved, and the impurities are intensively precipitated at the bottom of the hopper-shaped tank. The water after impurity precipitation is blocked by the slag trap to remove floating materials which cannot be precipitated, flows into the water collecting tank through the triangular weir plate, and is discharged through the water discharge pipe for standby.

The working process of silt discharge: when the sediment sludge is accumulated to a certain degree, the sludge discharge pipe is opened, and the thin slurry is discharged out of the pool through the sludge discharge pipe to finish the sludge discharge work.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims (5)

1. The utility model provides a processing apparatus for pumped storage power station waste water cyclic utilization which characterized in that: the waste water recycling treatment device for the pumped storage power station comprises a liquid medicine tank (1), a mixing tank (2), a flocculation reaction tank (3), a sedimentation tank (4), a platform stair (5), a protective railing (6) and a management platform (7), wherein the liquid medicine tank (1) is adjacent to the mixing tank (2), the mixing tank (2) is communicated with the flocculation reaction tank (3) through a pipeline, a gate valve (8) is arranged on a connecting pipe of the mixing tank (2) and the flocculation reaction tank (3), a perforated tracery wall (9) is arranged between the flocculation reaction tank (3) and the sedimentation tank (4), the flocculation reaction tank (3) is communicated with the sedimentation tank (4) through a through hole (91) in the perforated tracery wall (9), the bottom of the sedimentation tank (4) is arranged in a multi-bucket shape, the top edges of the liquid medicine tank (1), the mixing tank (2), the flocculation reaction tank (3) and the sedimentation tank (4) are provided with the management platform (7) convenient for management of managers, the edge of the management platform (7) is provided with a protective railing (6), and one side of the management platform (7) is provided with a platform stair (5).

2. The apparatus of claim 1, wherein the apparatus comprises: the flocculation reaction tank (3) is divided into three lattices by adopting two partition walls (31), water passing channels formed between the two partition walls (31) and the tank body of the flocculation reaction tank (3) are arranged in a vertically staggered manner, each lattice is provided with a vertical shaft paddle type stirrer (32), and the bottom of the flocculation reaction tank (3) is provided with two emptying pipes (33).

3. The apparatus of claim 2, wherein the apparatus comprises: the vertical shaft paddle type stirrer (32) comprises a motor (321), a shaft (322), a steel frame (323) and a paddle board (324), wherein the shaft (322) is vertically arranged in the middle of each grid of the flocculation reaction tank (3), an output shaft of the motor (321) is connected with the upper end of the shaft (322), the steel frame (323) is fixed at the lower end of the shaft (322), and the paddle board (324) is fixed on the steel frame (323) in parallel.

4. The apparatus of claim 1, wherein the apparatus comprises: a vertical shaft paddle type stirrer (32) is arranged in the mixing pool (2).

5. The apparatus of claim 1, wherein the apparatus comprises: sedimentation tank (4) including flow board (41), slag trap (42), triangle weir plate (43), water catch bowl (44), drain pipe (45), mud pipe (46) and plastic slab (47), flow board (41) set up and lean on perforation tracery wall (9) one side in sedimentation tank (4), plastic slab (47) are personally submitted 60 with the level and transversely place, both ends are fixed on the pool wall of sedimentation tank (4), slag trap (42) set up and are being apart from pool wall one meter department at the delivery end, and exceed the surface of water, triangle weir plate (43) set up at the delivery end, triangle weir plate (43) and pool wall form water catch bowl (44), drain pipe (45) are established and are less than horizontal plane department and communicate with water catch bowl (44) on the pool wall, mud pipe (46) set up at the fill form bottom of the pool.