CN216236412U

CN216236412U - Multi-element high-efficiency automatic water purifying device

Info

Publication number: CN216236412U
Application number: CN202122854824.3U
Authority: CN
Inventors: 邵锡思; 邵佳昌; 邵亦乐
Original assignee: Jiangsu Hehong Environmental Protection Technology Co ltd
Current assignee: Jiangsu Hehong Environmental Protection Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a multi-element efficient automatic water purifying device, which relates to the technical field of river (lake) and river water treatment, and comprises a settling chamber and a filtering chamber which are arranged in parallel, wherein a flocculation chamber with an open top is arranged in the settling chamber, the top end of the flocculation chamber is provided with a first inclined tube packing layer, the inner side wall of the flocculation chamber is provided with a spiral baffle, the bottom of the flocculation chamber is connected with a water inlet pipe, the water outlet end of the water inlet pipe is provided with a pipeline mixer, the water outlet direction of the pipeline mixer is tangent to the inner wall of the flocculation chamber, and the pipeline mixer is additionally connected with a PAM/PAC dosing device; the upper part of the settling chamber is provided with a second inclined tube filler layer, and one side of the top end of the settling chamber is provided with an overflow groove; the overflow groove is connected with the filtering chamber through a U-shaped pipe, a siphon device is additionally arranged outside the filtering chamber, and a clear water chamber is arranged above the filtering chamber. The utility model has the advantages of high efficiency, high operation and low cost.

Description

Multi-element high-efficiency automatic water purifying device

Technical Field

The utility model relates to the technical field of river (lake) water treatment, in particular to a multi-element efficient automatic water purifying device.

Background

The water resource crisis is an important problem in the world at present, and the serious shortage of water resources becomes an important factor for restricting the development of national economy. The prior tap water treatment technology adopts the following steps: the water purification method comprises the steps of hydraulic stirring, coagulation, sedimentation, cluster flow stabilization, filtration and disinfection, but surface water exists on the surface of the earth crust, so that particles such as silt exist in the surface water, more pollutants exist, the water quality changes greatly, the surface water is often influenced by algae, suspended matters, silt and organic matters, the turbidity change of the water body is related to seasonal change, the traditional water purification device has the problems that the operation cost is high and the efficiency is low due to the fact that only the dosage can be increased or the treated water amount can be reduced in order to achieve the separation effect, and therefore the water purification device for a water station and a water plant needs to be upgraded and improved urgently.

Disclosure of Invention

The utility model aims to overcome the defects of the technology and provide a multi-element efficient automatic water purifying device which has the advantages of high efficiency and low operation cost.

In order to realize the purpose of the utility model, the utility model adopts the technical scheme that:

a multi-element efficient automatic water purifying device comprises a settling chamber and a filtering chamber which are arranged in parallel, wherein a flocculation chamber with an open top is arranged in the settling chamber, a first inclined tube packing layer is installed at the top end of the flocculation chamber, a spiral baffle is installed on the inner side wall of the flocculation chamber, a water inlet pipe is connected to the bottom of the flocculation chamber, a pipeline mixer is installed at the water outlet end of the water inlet pipe, the water outlet direction of the pipeline mixer is tangent to the inner wall of the flocculation chamber, and a PAM/PAC dosing device is additionally connected to the pipeline mixer; a second inclined tube packing layer is arranged at the upper part of the settling chamber, and an overflow groove is arranged on one side of the top end of the settling chamber; the overflow groove is connected with the filtering chamber through a U-shaped pipe, a layer of porous filtering plate is arranged at the lower part of the filtering chamber, a cavity between the porous filtering plate and the bottom of the filtering chamber forms a water filtering area, a filtering material layer is arranged on the porous filtering plate, the water inlet end of the U-shaped pipe is connected with the bottom end of the overflow groove, the bending part of the U-shaped pipe is arranged in the water filtering area, and the water outlet end of the U-shaped pipe extends to the position above the filtering material layer; a siphon device is additionally arranged outside the filter chamber, the tail end of a siphon ascending pipe of the siphon device extends into the filter chamber from top to bottom and is positioned above the filter material layer, a siphon descending pipe of the siphon device is connected with a backwashing trench, and the tail end of the siphon ascending pipe is higher than the water outlet end of the U-shaped pipe; a clean water chamber is arranged above the filtering chamber, and the clean water chamber is communicated with the filtering water area through a vertically arranged drainage tube.

The utility model has the further improvement that the clear water chamber is additionally connected with a disinfectant dosing device for sterilizing and disinfecting the filtered purified water, the sterilizing and disinfecting liquid is a sodium hypochlorite solution generated by using industrial salt or (edible salt) and water through micro-electrolysis, and the disinfectant has broad spectrum of sterilization, strong killing power, no harm to human bodies, high safety, environmental protection, decomposition after reaction with organic matters or irradiation of ultraviolet rays, no residue and no load on the environment.

The utility model is further improved in that a plurality of perforated sludge discharge pipes are arranged at the bottom of the settling chamber, sludge can be settled at the bottom of the pool under the normal condition by utilizing the pressure generated by the gravity height difference between a water surface in the equipment and the perforated sludge discharge pipes, and the mud-water mixture can come out of the perforated sludge discharge pipes by opening the electric valve at regular time, so that the sludge is discharged out of the equipment.

The utility model has the further improvement that the filter material layer is made of natural sea sand filler, and the natural sea sand filler has the advantages of larger filtered water amount, higher dirt removal interception capability, long running period and stable running.

The utility model has the further improvement that the clean water chamber and the filter chamber are both provided with access holes.

The utility model has the beneficial effects that:

according to the utility model, a stirring-coagulation-precipitation-filtration-disinfection process is adopted, equipment is improved and optimized, and by means of the design of the pipeline mixer and the spiral baffle, under the condition of no need of external power, water flow passing through the pipeline hydraulic mixer can generate three functions of shunting, cross mixing and reverse rotational flow, so that the added medicament can be rapidly and uniformly diffused into the whole water body, the purpose of instantaneous mixing is achieved, meanwhile, a certain vortex is generated under the action of the spiral baffle, 97% of mixing efficiency can be achieved without a stirring device, the medicament consumption can be saved by about 20-30%, and the advantages of high efficiency and low operation cost are achieved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises a settling chamber 1, a filter chamber 2, a flocculation chamber 3, a first inclined tube packing layer 4, a baffle 5, a water inlet pipe 6, a pipeline mixer 7, a PAM/PAC dosing device 8, a second inclined tube packing layer 9, an overflow trough 10, a U-shaped pipe 11, a porous filter plate 12, a filtered water zone 13, a filter material layer 14, a siphon device 15, a siphon ascending pipe 16, a siphon descending pipe 17, a clean water chamber 18, a drainage pipe 19, a disinfectant dosing device 20, a perforated sludge discharge pipe 21 and an overhaul port 22.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1, a multi-element high-efficiency automatic water purifying device comprises a settling chamber 1 and a filtering chamber 2 which are arranged in parallel, wherein a flocculation chamber 3 with an open top is arranged in the settling chamber 1, a first inclined tube packing layer 4 is arranged at the top end of the flocculation chamber 3, a spiral baffle 5 is arranged on the inner side wall of the flocculation chamber 3, the bottom of the flocculation chamber 3 is connected with a water inlet pipe 6, a pipeline mixer 7 is arranged at the water outlet end of the water inlet pipe 6, the water outlet direction of the pipeline mixer 7 is tangent to the inner wall of the flocculation chamber 3, and the pipeline mixer 7 is additionally connected with a PAM/PAC dosing device 8; a second inclined tube filler layer 9 is arranged at the upper part of the settling chamber 1, and an overflow groove 10 is arranged at one side of the top end of the settling chamber 1; the overflow groove 10 is connected with the filtering chamber 2 through a U-shaped pipe 11, a layer of porous filtering plate 12 is arranged at the lower part of the filtering chamber 2, a water filtering area 13 is formed by a cavity between the porous filtering plate 12 and the bottom of the filtering chamber 2, a filtering material layer 14 is arranged on the porous filtering plate 12, the water inlet end of the U-shaped pipe 11 is connected with the bottom end of the overflow groove 10, the bent part of the U-shaped pipe 11 is arranged in the water filtering area 13, and the water outlet end of the U-shaped pipe 11 extends to the position above the filtering material layer 14; a siphon device 15 is additionally arranged outside the filtering chamber 2, the tail end of a siphon ascending pipe 16 of the siphon device 15 extends into the filtering chamber 2 from top to bottom and is positioned above the filtering material layer 14, a siphon descending pipe 17 of the siphon device 15 is connected with a backwashing trench, and the tail end of the siphon ascending pipe 16 is higher than the water outlet end of the U-shaped pipe 11; a clear water chamber 18 is arranged above the filtering chamber 2, and the clear water chamber 18 is communicated with the filtering water area 13 through a vertically arranged drainage tube 19.

Specifically, the clear water chamber 18 is additionally connected with a disinfectant dosing device 20 for sterilizing and disinfecting the filtered purified water, the sterilizing and disinfecting liquid is a sodium hypochlorite solution generated by using industrial salt or (edible salt) and water through micro-electrolysis, and the disinfectant has broad sterilization spectrum, strong killing power, no harm to human bodies, high safety, environmental protection, no residue and no load on the environment, and can be decomposed after reacting with organic matters or being irradiated by ultraviolet rays.

The disinfectant adding device 20 adopts a salt storage chamber and a sodium hypochlorite generator, the sodium hypochlorite generator uses simple raw materials, only one-level industrial salt or (edible salt) is needed to be electrolyzed to generate sodium hypochlorite disinfectant with certain concentration, the equipment is operated fully automatically under the general condition of simple and convenient operation, the equipment does not need to be attended by a special person, the automatic operation time is long, and the equipment is a first-choice product for updating and upgrading the disinfection equipment of each tap water company and other industries.

Specifically, the bottom of the settling chamber 1 is provided with a plurality of perforated sludge discharge pipes 21, sludge can be settled at the bottom of the tank under the normal condition by utilizing the pressure generated by the gravity height difference between the water surface in the equipment and the perforated sludge discharge pipes 21, and the mud-water mixture can come out from the perforated sludge discharge pipes 21 to be discharged out of the equipment by opening the electric valve at regular time.

Specifically, the filter material layer 14 is a natural sea sand filler, and the natural sea sand filler has the advantages of large amount of filtered water, high dirt removal and interception capability, long running period and stable running.

In particular, the clean water chamber 18 and the filter chamber 2 are both provided with access holes 22.

The device is also provided with a PLC control system which mainly comprises an electric valve of a sludge discharge system, a disinfectant dosing device 20 and the like, wherein the electric valve is composed of a raw water lift pump, a PAM/PAC dosing device 8 and a porous sludge discharge pipe.

All procedures of water inlet and outlet, medicine adding, disinfection, sludge discharge and the like are automatically controlled by a PLC (the sludge discharge time can be set at will), and the requirements of centralized and machine-side manual operation are met. And all control cabinets are provided with remote transmission signal outputs.

Principle of automatic backwash: as the filtering in the filtering chamber 2 continues, suspended solids and solid particles having particles larger than the particle size of the filtering material begin to accumulate on the surface of the filtering material, and at the same time, the pressure required to pass through the filtering material gradually increases, and when this pressure exceeds the pressure formed by the water column overflowing from the overflow launder 10 to the surface of the filtering material, the water entering the overflow launder 10 will no longer permeate the filtering material, and the water level at the upper part of the filtering material layer 14 will rise to the siphon riser 16. The water level in the siphon ascending pipe 16 rises continuously, when the water level reaches the pipe opening of the siphon auxiliary pipe, water enters the siphon auxiliary pipe opening and falls, a part of air is taken away by water flow, the vacuum degree in the auxiliary pipe is increased, the air in the siphon descending pipe 17 is pumped away by the air pumping pipe connected with the auxiliary pipe, the vacuum degree of the siphon pipe is increased, the liquid level in the siphon descending pipe 17 rises continuously, the air in the siphon pipe is further accumulated, the air is all discharged through the air pumping pipe, and the siphon ascending pipe 16 is in contact with the water surface in the siphon descending pipe 17 to form continuous siphoning.

And (3) automatic backwashing completion process: the pressure of the upper part of the filter material in the filter chamber 2 is suddenly reduced along with the proceeding of vacuum siphon action, under the condition that the pressure of the clean water chamber 18 is not changed, the clean water in the clean water chamber 18 starts to pass through the porous filter plate 12 and enter the filter material layer 14, the filter material is backwashed, and the wastewater generated by the backwashing enters the siphon descending pipe 17 and is discharged into the backwashing trench after passing through the siphon ascending pipe 16. As the backwash progresses, the water level in the clean water chamber 18 drops and when the water level drops below the mouth of the siphon break tube, gas enters the siphon break tube and the mouth is vented to atmosphere, which results in a vacuum break in the siphon tube, the backwash ends and filtration resumes.

The described embodiments are only some embodiments of the utility model, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims

1. A multi-element efficient automatic water purifying device comprises a settling chamber and a filtering chamber which are arranged in parallel, and is characterized in that a flocculation chamber with an open top is arranged in the settling chamber, a first inclined tube packing layer is installed at the top end of the flocculation chamber, a spiral baffle is installed on the inner side wall of the flocculation chamber, a water inlet pipe is connected to the bottom of the flocculation chamber, a pipeline mixer is installed at the water outlet end of the water inlet pipe, the water outlet direction of the pipeline mixer is tangent to the inner wall of the flocculation chamber, and a PAM/PAC dosing device is additionally connected to the pipeline mixer; a second inclined tube packing layer is arranged at the upper part of the settling chamber, and an overflow groove is arranged on one side of the top end of the settling chamber; the overflow groove is connected with the filtering chamber through a U-shaped pipe, a layer of porous filtering plate is arranged at the lower part of the filtering chamber, a cavity between the porous filtering plate and the bottom of the filtering chamber forms a water filtering area, a filtering material layer is arranged on the porous filtering plate, the water inlet end of the U-shaped pipe is connected with the bottom end of the overflow groove, the bending part of the U-shaped pipe is arranged in the water filtering area, and the water outlet end of the U-shaped pipe extends to the position above the filtering material layer; a siphon device is additionally arranged outside the filter chamber, the tail end of a siphon ascending pipe of the siphon device extends into the filter chamber from top to bottom and is positioned above the filter material layer, a siphon descending pipe of the siphon device is connected with a backwashing trench, and the tail end of the siphon ascending pipe is higher than the water outlet end of the U-shaped pipe; a clean water chamber is arranged above the filtering chamber, and the clean water chamber is communicated with the filtering water area through a vertically arranged drainage tube.

2. The multi-element high-efficiency automatic water purification device according to claim 1, wherein a disinfectant dosing device is additionally connected to the clean water chamber.

3. The multi-element high-efficiency automatic water purification device as claimed in claim 1, wherein a plurality of perforated sludge discharge pipes are arranged at the bottom of the settling chamber.

4. The multi-element high-efficiency automatic water purification device according to claim 1, wherein the filter material layer is natural sea sand filler.

5. The multi-element high-efficiency automatic water purification device according to claim 1, wherein access holes are formed in the clean water chamber and the filter chamber.