CN209307942U - A water retention basin facility for municipal water utilization river interception system - Google Patents

Abstract

The utility model discloses a water retaining pool facility for a municipal water utilization river interception system, comprising a water retaining pool, a river inlet main pipe, a large tee pipe, a first water inlet pipe, a second water inlet pipe and a clean water storage tank, the river enters The main water pipe is connected to the water inlet end of the large three-way pipe, the first water outlet end and the second water outlet end of the large three-way pipe are respectively connected to the first water inlet pipe and the second water inlet pipe, and the partition wall divides the water retention pool into left and right sides. The side pool and the right side pool, the first water inlet pipe and the second water inlet pipe are respectively connected with the left side pool and the right side pool, the first water inlet pipe and the second water inlet pipe are equipped with the first water valve, the left side Both the pool and the pool on the right are provided with the first settling tank, coarse sand filter, second settling tank, medium sand filter, third settling tank, and fine sand filter from front to back. A first water outlet pipe is provided. The utility model is not easy to be blocked, and is easy to clean, and the normal circulation of the river will not be affected when the pool on one side is cleaned.

Description

A water retention basin facility for municipal water utilization river interception system

technical field

The utility model relates to the technical field of municipal water conservancy facilities, in particular to a water retaining pool facility for a municipal water utilization river interception system.

Background technique

The water in the river often carries a certain amount of sediment. When it flows through culverts and other places, it often causes the culvert to be blocked due to the excessive sediment carried. Excessive sediment will also affect the downstream facilities, because the river The size of the sediment particles is different, it is very easy to block the filter equipment when filtering, and it is not easy to clean when cleaning, and it will affect the normal flow of the river.

Utility model content

The purpose of this utility model is to provide a kind of water retaining pool facility of municipal water utilization river interception system, to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A water retention tank facility for a municipal water utilization river interception system, comprising a water retention tank, a river inlet main pipe, a large tee pipe, a first water inlet pipe, a second water inlet pipe and a clear water storage tank, the river water inlet main pipe and The water inlet end of the large three-way pipe is connected, the first water outlet end of the large three-way pipe is connected with the first water inlet pipe, the second water outlet end of the large three-way pipe is connected with the second water inlet pipe, and the The middle part of the water retaining pool is provided with a partition wall, which divides the water retaining pool into a left pool and a right pool, the first water inlet pipe communicates with the left pool, and the second water inlet pipe communicates with the right side pool. The pools are connected, the first water inlet pipe and the second water inlet pipe are provided with a first water valve, and the bottoms of the left side pool and the right side pool are respectively provided with a first sedimentation tank and a second water tank from front to back. Two settling tanks and the third settling tank, a coarse sand filter screen is provided between the first settling tank and the second settling tank, and a medium sand filter screen is provided between the second settling tank and the third settling tank, so A fine sand filter screen is provided between the third settling tank and the rear side wall of the water retention tank, and the first water outlet pipes are symmetrically arranged on the rear side wall of the water retention tank, and the two first water outlet pipes are connected to the clear water storage tank. The pools are connected, and the clear water storage pool is provided with a second water outlet pipe.

Preferably, sewage discharge pipes are provided on the left and right side walls of the water retention tank corresponding to the first sedimentation tank, the second sedimentation tank and the third sedimentation tank, and a second water valve is provided on the sewage discharge pipes.

Preferably, sprinklers are uniformly arranged on the inner wall of the water retaining tank, and each of the nozzles is connected with a connecting pipe, and each of the connecting pipes runs through the outer wall of the water retaining tank.

Compared with the prior art, the beneficial effect of the water retention tank facilities of the municipal water utilization river interception system of the present utility model is that the sediment can be more evenly filtered through the coarse sand filter, the medium sand filter and the fine sand filter. Distributed in the first settling tank, the second settling tank and the third settling tank, and the filtering effect is better through the three-stage filtration, and the filter screen is not easy to be blocked. The preset nozzle makes the utility model more efficient when cleaning. Convenient, the utility model can still work normally when cleaning through the design of two pools.

Description of drawings

Fig. 1 is the structural top view schematic diagram of the utility model;

Fig. 2 is a schematic cross-sectional view at A-A of the water retaining tank shown in Fig. 1 .

In the figure: 1-water blocking pool, 101-left pool, 102-right pool, 2-river water inlet main pipe, 3-large tee pipe, 4-first water inlet pipe, 5-second water inlet pipe, 6-dividing wall, 7-first water valve, 8-first sedimentation tank, 9-second sedimentation tank, 10-third sedimentation tank, 11-coarse sand filter, 12-medium sand filter, 13-fine Sand filter, 14-first water outlet pipe, 15-clear water storage tank, 16-second water outlet pipe, 17-sewage pipe, 18-second water valve, 19-nozzle, 20-connecting pipe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-2, the municipal water of the present embodiment utilizes the water-retaining pond facility of river interception system, comprises water-retaining pond 1, river inlet main pipe 2, large-scale three-way pipe 3, the first water inlet pipe 4, the second water inlet The pipeline 5 and the clear water storage tank 15, the river inlet main pipe is connected with the water inlet end of the large tee pipe, and the water flowing in from the external culvert or small river flows through the river water inlet main pipe to the municipal water of this embodiment and utilizes the river interception In the system's retaining tank facilities, the diameter of the main river inlet pipe is relatively large, which can carry sudden strong rainfall. The main river inlet pipe generally adopts concrete water pipes, which have a long service life and low cost. The first water outlet end of the large-scale three-way pipe is connected with the first water inlet pipe, and the second water outlet end of the large-scale three-way pipe is connected with the second water inlet pipe. Introduced into the first water inlet pipe and the second water inlet pipe, the total area of the mouth of the first water inlet pipe and the second water inlet pipe is larger than the main water inlet pipe of the river, which can make the water inlet more smooth, and there will be no river inlet pipe If the flow rate is too large and the water flow in the pipe is not smooth, the middle part of the water blocking pool is provided with a partition wall 6. The partition wall separates the water blocking pool into two parts that are not connected to each other. The side pool 101 and the right side pool 102, the first water inlet pipe communicates with the left side pool, the second water inlet pipe communicates with the right side pool, and the water flowing in from the first water inlet pipe enters the left side pool In the middle, the water entering from the second water inlet pipe flows into the pool on the right side, and the first water inlet pipe and the second water inlet pipe are provided with a first water valve 7, and the first water inlet valve can be controlled by the first water valve. The flow of the water pipe and the second water inlet pipe, so as to control the flow direction of the water flowing in from the river water inlet main pipe. In normal use, only one of the two first water valves will be opened, so that the left pool and the right pool There is no water in one of the pools, so that it is convenient for the staff to maintain and clean it, so that the municipal water of this embodiment can also maintain the normal flow of river water during maintenance and cleaning by using the water retention pool facilities of the river interception system, thereby reducing the The impact of equipment maintenance, when the rainfall is large and the water flow from the external river is large, the two first water valves are opened at the same time. At this time, the municipal water utilization of the river interception system in this embodiment has the highest flow rate. In response to heavy rainfall, the bottoms of the left and right pools are provided with a first settling tank 8, a second settling tank 9 and a third settling tank 10 from front to back, and the first settling tank and the second settling tank A coarse sand filter screen 11 is provided between the two settling tanks, a medium sand filter screen 12 is provided between the second settling tank and the third settling tank, and a medium sand filter screen 12 is provided between the third settling tank and the rear side wall of the water retention tank. There is a fine sand filter screen 13, through the first settling tank, the second settling tank and the third settling tank, the sediment in the river water can be deposited and accumulated. When the river water enters the left pool or the right pool, it first passes through the coarse sand filter screen, The coarse sand filter can filter the coarse sand in the river water. The filtered coarse sand is deposited in the first sedimentation tank. inch of sand is deposited in the second sedimentation tank, the river water is filtered through the medium sand filter and then filtered through the fine sand filter, and the filtered fine sand is deposited in the third sedimentation tank. The first water outlet pipe 14 is symmetrically arranged on the rear side wall, and the two first water outlet pipes are all connected with the clear water storage tank 15, and the second water outlet pipe 16 is arranged on the clear water storage tank, and the filtered river water passes through the second water outlet pipe. The first water outlet pipe flows into the clean water storage tank, and then flows out from the clean water storage tank to the outside through the second water outlet pipe. The height of the second water outlet pipe is higher than the first water outlet pipe, so the clean water storage tank will have river water, which is convenient for the staff to use directly Filtered river water.

Further, on the left and right side walls of the water retaining tank, corresponding to the first settling tank, the second settling tank and the third settling tank, a sewage discharge pipe 17 is provided, and a second water valve 18 is provided on the sewage discharge pipe. The pipe is convenient for the staff to clean up the sludge.

Further, nozzles 19 are uniformly arranged on the inner side wall of the water retention tank, and each of the nozzles is connected with a connecting pipe 20, and each of the connecting pipes runs through the outer side wall of the water retention tank, and it is convenient to use the preset nozzles. The staff flushes the first sedimentation tank, the second sedimentation tank and the third sedimentation tank, and it is convenient for the staff to connect the external water source to the nozzle through the connecting pipe.

The working principle of the water retention pond facility of the municipal water utilization river interception system of this embodiment is: the water flowing in from an external culvert or a small river flows into the water retention basin facility of the municipal water utilization river interception system of this embodiment through the river inlet main pipe , the diameter of the river inlet main pipe is large, which can bear sudden strong rainfall. The river inlet main pipe generally adopts concrete water pipes. The service life of the concrete water pipes is long, and the cost of the concrete pipes is low. The water from the first water inlet pipe enters the left pool, and the water from the second water inlet pipe flows into the right pool. The first water inlet can be controlled by the first water valve. Pipeline and the second water inlet pipe, so as to control the flow direction of the water flowing in from the river water inlet main pipe. In normal use, only one of the two first water valves will be opened, so that the left pool and the right pool There is no water in one of the pools, so that it is convenient for the staff to maintain and clean it, so that the municipal water utilization of the river interception system in this embodiment can also maintain the normal flow of river water during maintenance and cleaning, thereby reducing the need for equipment. The impact of maintenance, when the rainfall is large and the inflow of external rivers is large, the two first water valves are opened at the same time. At this time, the municipal water utilization of the river interception system in this embodiment has the maximum flow rate of the water retention pool facilities. In response to heavy rainfall, the sediment in the river water can be deposited and accumulated through the first sedimentation tank, the second sedimentation tank and the third sedimentation tank. When the river water enters the left or right pool, it first passes through the coarse sand filter. The filter screen can filter the coarse sand in the river water, and the filtered coarse sand is deposited in the first settling tank, the river water is filtered through the coarse sand filter, and then the medium-sized sand is filtered out through the medium-sized sand filter, and the medium-sized sand is deposited In the second sedimentation tank, the river water is filtered through the medium sand filter and then filtered through the fine sand filter to filter out the fine sand. The filtered fine sand is deposited in the third sedimentation tank, and the filtered river water passes through the first outlet. The water pipe flows into the clean water pool, and then flows out from the clean water pool to the outside through the second outlet pipe. The height of the second water outlet pipe is higher than the first water outlet pipe, so there will be river water in the clean water pool, which is convenient for the staff to directly use the filtered river water. It is convenient for the staff to clean up the sludge through the sewage pipe, and it is convenient for the staff to wash the first sedimentation tank, the second sedimentation tank and the third sedimentation tank through the preset nozzle, and it is convenient for the staff to connect the external water source to the nozzle through the connecting pipe.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (3)

1. A water retention tank facility for municipal water utilization river interception system, comprising water retention tank (1), river inlet main pipe (2), large tee pipe (3), first water inlet pipe (4), second inlet The water pipeline (5) and the clear water storage tank (15) are characterized in that: the river inlet main pipe (2) is connected to the water inlet end of the large-scale three-way pipe (3), and the water inlet of the large-scale three-way pipe (3) The first water outlet is connected to the first water inlet pipe (4), the second water outlet of the large-scale tee pipe (3) is connected to the second water inlet pipe (5), and the middle part of the water retaining pool (1) is provided There is a partition wall (6), and the partition wall (6) divides the water blocking pool (1) into a left pool (101) and a right pool (102), and the first water inlet pipe (4) is connected to the left pool (101) are connected, and the second water inlet pipe (5) is connected with the right pool (102), and the first water inlet pipe (4) and the second water inlet pipe (5) are provided with the first water inlet pipe (5). A water valve (7), the bottoms of the left side pool (101) and the right side pool (102) are provided with a first settling tank (8), a second settling tank (9) and a third settling tank sequentially from front to back Groove (10), be provided with coarse sand filter screen (11) between described first sedimentation tank (8) and second sedimentation tank (9), described second sedimentation tank (9) and the 3rd sedimentation tank (10 ) is provided with a medium sand filter (12), between the third settling tank (10) and the rear side wall of the retaining tank (1) is provided with a fine sand filter (13), and the retaining tank (1 ) is symmetrically provided with first water outlet pipes (14) on the rear side wall, and the two first water outlet pipes (14) are all communicated with the clear water storage tank (15), and the clear water storage tank (15) is provided with the first Two water outlet pipes (16). 2. municipal water according to claim 1 utilizes the water retaining tank facility of river interception system, is characterized in that: on the left and right side walls of described water retaining tank (1), corresponding first settling tank (8), second settling tank ( 9) and the third settling tank (10) are provided with a sewage discharge pipe (17), and the sewage discharge pipe (17) is provided with a second water valve (18). 3. The water retaining pool facility of the municipal water utilization river interception system according to claim 1, characterized in that: the inner side wall of the water retaining pool (1) is evenly provided with nozzles (19), each of the nozzles (19) ) are connected with connecting pipes (20), and each of the connecting pipes (20) runs through the outer sidewall of the water retention tank (1).