CN219489695U - Water treatment system of water purification station - Google Patents

Abstract

The utility model discloses a water treatment system of a water purification station, which comprises a raw water inlet pipe, an industrial water inlet pipe, a coagulant metering box and a coagulant aid metering box which are arranged in parallel, wherein the output ends of the raw water inlet pipe and the coagulant aid metering box are connected with the inlet end of a first pipeline mixer through pipelines, the output end of the first pipeline mixer is connected with a water purification device through a mixed water inlet pipe, a second pipeline mixer is arranged on the mixed water inlet pipe, the output end of the coagulant aid metering box is connected with the input end of the second pipeline mixer through a pipeline, metering pumps are respectively arranged at the output ends of the coagulant aid metering box and the coagulant aid metering box, the industrial water inlet pipe is respectively connected with the inlets of the coagulant aid metering box, and the purified water outlet of the water purification device is connected with an industrial fire water pond through a pipeline. The utility model improves the coagulation effect through two-stage pipeline mixing, greatly increases the range of the water inlet suspended matters, and has the advantages of quick reaction start and high treatment efficiency.

Description

Water treatment system of water purification station

Technical Field

The utility model relates to the technical field of water purification and water treatment, in particular to a water treatment system of a water purification station.

Background

In the tap water, petroleum, petrochemical, electric power and steel industries, a large amount of circulating water or sewage is often generated in the production process, and suspended matters in the water are high in content and must be treated to be recycled or discharged.

In the traditional raw water treatment process in China, a large amount of suspended matters in water are generally reduced by adopting the traditional process, and then the suspended matters are treated as the subsequent treatment of a sedimentation tank by a rapid filter tank so as to reach the indexes of producing fire fighting and drinking water; in the process, as the flow speed is too high, the suspended matters needing to be fed are relatively low, the change of the quality of the fed water has great influence on the treatment effect, and the dosage can only be increased or the treatment water quantity can be reduced to achieve the separation effect. In order to reduce the running cost and the requirement of green environmental protection type circular economy, the water purification treatment technology and the device are in need of upgrading and improving.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a water treatment system of a water purification station.

The aim of the utility model is realized by the following technical scheme:

the utility model provides a water treatment system of water purification station, includes raw water inlet tube and industry inlet tube and parallelly connected coagulant batch meter and the coagulant aid batch meter that sets up, raw water inlet tube and coagulant aid batch meter output are connected with first pipeline blender entry end through the pipeline, and the output of first pipeline blender is connected with water purification unit through mixing the inlet tube, be equipped with the second pipeline blender on the mixing the inlet tube, the coagulant aid batch meter output is connected with second pipeline blender input port through the pipeline, and the output of coagulant aid batch meter and coagulant aid batch meter all is equipped with the metering pump, is equipped with the flowmeter on the raw water inlet tube, industry inlet tube respectively with coagulant aid batch meter and coagulant aid batch meter entry linkage, be equipped with the charge mouth on the industry inlet tube, water purification unit's water purification export is connected with industry fire control pond through the pipeline.

In the above summary, further, an output end of the coagulant metering pump is connected with a buffer current stabilizer.

In the above summary, further, the coagulant aid metering tank and the coagulant aid metering tank are both connected in parallel with a standby metering tank.

In the above summary of the utility model, further, the coagulant aid metering box and the coagulant aid metering box are provided with liquid level interlocking switches, and the output ends of the coagulant aid metering box and the coagulant aid metering box are provided with Y-shaped filters.

In the above summary, further, a clean water tank of the water purifying device is connected with a siphon backwash pipe, and a sump pit is arranged at the bottom of the siphon backwash pipe.

In the above summary, further, the water treatment system of the water purification station further comprises an intermediate water tank, the water collection pit is communicated with the intermediate water tank through a pipeline, and the intermediate water tank is also communicated with the industrial fire water tank and the front tank of the circulating water pump room through a water suction pump and a pipeline.

In the above summary, the water purifying device further includes a water purifier a and a water purifier B that are disposed in parallel, and the coagulant aid metering tank are connected to the input ends of the water purifier a and the water purifier B through pipelines, respectively.

In the above summary, further, the industrial water inlet pipe is respectively communicated with the sewage discharge flushing ports of the water purifier A and the water purifier B.

In the above summary, further, a bypass water supplementing pipe is connected in parallel to the raw water inlet pipe, and a water supplementing pump, a check valve and a switch valve are arranged on the bypass water supplementing pipe.

The beneficial effects of the utility model are as follows: the utility model comprises two stages of pipeline mixing, firstly, mixing coagulant and raw water inflow water through a first pipeline mixer to form suspended matter precipitation, then, adding coagulant aid into the mixed water through a second pipeline to mix again, thereby improving coagulation effect, greatly increasing the range of inflow water suspended matters, reducing the influence of fluctuation of inflow water quality on outflow water, and in addition, the device is also provided with a metering pump and a flowmeter, and has the advantages of quick reaction start, high treatment efficiency, stable operation and inflow water quality range.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

In the figure, a raw water inlet pipe, a 2-industrial inlet pipe, a 3-coagulant metering box, a 4-coagulant aid metering box, a 5-first pipeline mixer, a 6-mixed inlet pipe, a 7-second pipeline mixer, an 8-metering pump, a 9-buffer current stabilizer, a 10-water purifying device, a 11-dosing port, a 12-Y-type filter, a 13-liquid level interlocking switch, a 14-siphon backwash pipe, a 15-water collecting pit, a 16-intermediate water tank, a 17-bypass water supplementing pipe and an 18-flowmeter are shown.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.

Examples:

in the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must be provided with a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1, a water treatment system of a water purification station comprises a raw water inlet pipe 1, an industrial water inlet pipe 2, a coagulant metering tank 3 and a coagulant aid metering tank 4 which are arranged in parallel. In the specific water purification process, coagulant is added into raw water to precipitate impurities, and when the coagulant alone cannot achieve good effect, certain auxiliary agents can be added to improve the coagulation effect, and the auxiliary agents are called coagulant aids which can be used for adjusting or improving the coagulation condition.

The raw water inlet pipe 1 and coagulant batch meter 3 output are connected with first pipeline blender 5 entry end through the pipeline, and the output of first pipeline blender 5 is connected with water purification unit 10 through mixing inlet pipe 6, be equipped with second pipeline blender 7 on the mixing inlet pipe 6, coagulant batch meter 4 output passes through pipeline and 7 input connection of second pipeline blender, and coagulant batch meter 3 and coagulant batch meter 4's output all is equipped with metering pump 8. Specifically, the mixing stage is mainly to quickly and uniformly diffuse the medicament into all water through a pipeline mixer to create good hydrolysis and polymerization conditions, destabilize colloid and aggregate by means of Brownian movement and turbulent water flow of particles, and the mixing reaction can be completed in a short time and is not suitable for excessively strong stirring.

The raw water inlet pipe 1 is provided with a flowmeter 18 for measuring the flow of liquid in the raw water inlet pipe 1, raw water and coagulant are proportionally mixed through the metering pump 8, the working efficiency is improved, the industrial water inlet pipe 2 is respectively connected with inlets of the coagulant metering tank 3 and the coagulant aid metering tank 4, the industrial water inlet pipe 2 is provided with a dosing port 11, and a purified water outlet of the water purifying equipment 10 is connected with an industrial fire water pond through a pipeline. Specifically, the staff can also add the medicament into the coagulant metering box 3 and the coagulant aid metering box 4 through the medicament adding port 11 on the industrial water inlet pipe 2.

In the above embodiment, preferably, the output end of the coagulant metering pump 8 is connected with a buffer current stabilizer 9. The buffer current stabilizer 9 controls water flow in the use of a water pipeline, ensures that the flow is uniform and stable in a certain pressure range, and plays a role of strengthening rectification.

In the above embodiment, it is preferable that the coagulant aid metering tank 4 and the coagulant aid metering tank 3 are both provided with standby metering tanks in parallel.

The coagulant aid metering box 4 and the coagulant metering box 3 are provided with liquid level interlocking switches 13, and Y-shaped filters 12 are arranged at the output ends of the coagulant aid metering box 4 and the coagulant metering box 3. The liquid level interlocking switch 13 has the function of stopping or starting the metering pump 8 automatically when the liquid levels in the coagulant metering tank 3 and the coagulant aid metering tank 4 reach a certain degree, stopping outward or inward liquid delivery, and playing a role of protection; the Y-shaped filter 12 can perform preliminary filtration on the liquid output from the metering box, so that the metering pump 8 and the solid objects in the pipeline are prevented from being blocked.

In the above embodiment, the clean water tank of the water purifying device 10 is connected with the siphon backwash pipe 14, and forms a backwash principle through the water purifying device 10 and the siphon backwash pipe 14, and the bottom of the siphon backwash pipe 14 is provided with the sump pit 15. Specifically, a backwash water pipe (not shown) is connected above the filter layer of the water purification device 10, and the water level will rise along the backwash water pipe after the filter resistance is increased. The top of the back flush water pipe is downwards connected with a siphon water drain pipe, the water level rises to the top of the back flush water pipe and then falls along the siphon water drain pipe to form a siphon effect, so that water in the filter tank flows back upwards, purified water flows back upwards, impurities accumulated by the filter layer are taken away when the purified water passes through the filter layer, the filter layer is purified, normal filtering can be performed again by the filter layer, and the filtered impurities are discharged into the water collecting pit 15.

The water purification station water treatment system further comprises an intermediate water tank 16, the water collection pit 15 is communicated with the intermediate water tank 16 through a pipeline, and the intermediate water tank 16 is also communicated with the industrial fire water tank and the circulating water pump house forehearth through a water suction pump and a pipeline. The sludge impurities and suspended matters in the water collecting pit 15 are discharged into the middle water tank 16 through a pipeline, after one-end time precipitation, clean water on the surface of the middle water tank 16 is pumped into the industrial water tank and the front tank of the circulating water pump room through the water suction pump, if the middle water tank 16 is not required to be mixed with water in the industrial fire-fighting pool, the switch valve of the input port of the industrial fire-fighting pool can be closed, so that the water precipitated in the middle water tank 16 is only conveyed into the front tank of the circulating water pump room through the pipeline for recycling, and the water cost is saved.

In the above summary, the water purifying apparatus 10 further includes a water purifier a and a water purifier B that are disposed in parallel, and the coagulant aid metering tank 4 and the coagulant aid metering tank 3 are connected to the input ends of the water purifier a and the water purifier B through pipes, respectively. In a specific working process, the water purifier A and the water purifier B are generally used as a main water purifier and a standby water purifier, and when the workload is increased, the water purifier A and the water purifier B are started at the same time, so that the working efficiency is improved.

The industrial water inlet pipe 2 is respectively communicated with the sewage discharge flushing ports of the water purifier A and the water purifier B. Specifically, the industrial water inlet pipe 2 can directly communicate with the sewage discharge flushing ports of the water purifier a and the water purifier B without providing water to the metering tank, and in special cases, the industrial water inlet pipe 2 can flush the mud discharging bins of the water purifier a and the water purifier B and discharge sewage into a sewage pit (not shown in the figure).

The raw water inlet pipe 1 is provided with a bypass water supplementing pipe 17 in parallel, and the bypass water supplementing pipe 17 is provided with a water supplementing pump, a check valve and a switch valve. When the additional switch valve on the raw water inlet pipe 1 fails, water can be supplemented through the bypass water supplementing pipe 17, or when the flow rate of raw water needs to be quickened, water can be pumped through the water supplementing pump on the bypass water supplementing pipe 17.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (9)

1. The utility model provides a water treatment system of water purification station, its characterized in that includes raw water inlet tube (1) and industry inlet tube (2) and parallelly connected coagulant batch meter (3) and coagulant aid batch meter (4), raw water inlet tube (1) and coagulant aid batch meter (3) output pass through the pipeline and are connected with first pipeline blender (5) entry end, and the output of first pipeline blender (5) is connected with water purification unit (10) through mixing inlet tube (6), be equipped with second pipeline blender (7) on mixing inlet tube (6), coagulant aid batch meter (4) output passes through pipeline and second pipeline blender (7) input connection, and the output of coagulant aid batch meter (3) and coagulant aid batch meter (4) all is equipped with metering pump (8), is equipped with flowmeter (18) on raw water inlet tube (1), industry inlet tube (2) respectively with coagulant aid batch meter (3) and coagulant aid batch meter (4) entry linkage, be equipped with on industry inlet tube (2) and add medicine mouth (11), the water purification outlet of water purification unit (10) passes through pipeline and is connected with industry fire-fighting pond.

2. A water treatment system of a water purification station according to claim 1, characterized in that the output end of the coagulant metering pump (8) is connected with a buffer current stabilizer (9).

3. A water treatment system of a water purification station according to claim 1, characterized in that the coagulant aid metering tank (4) and the coagulant aid metering tank (3) are both provided with standby metering tanks in parallel.

4. A water treatment system for a water purification station according to claim 3, wherein the coagulant aid metering box (4) and the coagulant aid metering box (3) are provided with a liquid level interlocking switch (13), and the output ends of the coagulant aid metering box (4) and the coagulant aid metering box (3) are provided with Y-shaped filters (12).

5. The water treatment system of a water purification station according to claim 1, wherein a clean water tank of the water purification device (10) is connected with a siphon backwash pipe (14), and a water collection pit (15) is arranged at the bottom of the siphon backwash pipe (14).

6. The station water treatment system of claim 5, further comprising an intermediate basin (16), wherein the sump (15) is in communication with the intermediate basin (16) via a conduit, and wherein the intermediate basin (16) is in communication with the industrial fire basin and the circulating water pump house forebasin via a suction pump and a conduit.

7. A station water treatment system according to claim 5, wherein the water purification device (10) comprises a water purifier a and a water purifier B arranged in parallel, and the coagulant aid metering tank (4) and the coagulant aid metering tank (3) are connected with the input ends of the water purifier a and the water purifier B through pipelines respectively.

8. A station water treatment system according to claim 7, characterized in that the industrial water inlet pipe (2) is in communication with the respective waste flushing ports of the water purifier a and the water purifier B.

9. The water treatment system of a water purification station according to claim 1, wherein a bypass water supplementing pipe (17) is arranged on the raw water inlet pipe (1) in parallel, and a water supplementing pump, a check valve and a switch valve are arranged on the bypass water supplementing pipe (17).