CN214734617U - Compact gravity type uniform water distribution device of underground sewage plant - Google Patents

Compact gravity type uniform water distribution device of underground sewage plant Download PDF

Info

Publication number
CN214734617U
CN214734617U CN202120700782.5U CN202120700782U CN214734617U CN 214734617 U CN214734617 U CN 214734617U CN 202120700782 U CN202120700782 U CN 202120700782U CN 214734617 U CN214734617 U CN 214734617U
Authority
CN
China
Prior art keywords
water distribution
water
distribution channel
pipe
channel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202120700782.5U
Other languages
Chinese (zh)
Inventor
赵晓龙
王胤
何茂林
赵志勇
朱榕鑫
吴嘉利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Southwest Municipal Engineering Design and Research Institute of China
Original Assignee
Southwest Municipal Engineering Design and Research Institute of China
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Southwest Municipal Engineering Design and Research Institute of China filed Critical Southwest Municipal Engineering Design and Research Institute of China
Priority to CN202120700782.5U priority Critical patent/CN214734617U/en
Application granted granted Critical
Publication of CN214734617U publication Critical patent/CN214734617U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Physical Water Treatments (AREA)

Abstract

The utility model provides a compact gravity type uniform water distribution device for an underground sewage plant, wherein a water distribution groove is arranged on the side wall of a water distribution channel and is connected with a water outlet pipe; the front end of the water distribution channel is provided with a water inlet pipe, the rear end of the water distribution channel is provided with an overflow weir, and the overflow weir is connected with an overflow pipe; an ultrasonic liquid level meter is also arranged in the water distribution channel, and the bottom of the water distribution channel is connected with an emptying pipe through an emptying electric valve; the ultrasonic liquid level instrument linkage controls the emptying electric valve. The utility model can save two thirds of space; the water distribution tank is of a light structure, the height can be properly adjusted according to the condition of a water inlet of the equipment, and the water distribution tank can be installed on site and is convenient to construct; the utility model discloses implement simply, with low costs, effectual, the operation is maintained portably, is fit for burying sewage factory and uses widely with ground.

Description

Compact gravity type uniform water distribution device of underground sewage plant
Technical Field
The utility model belongs to the technical field of sewage treatment device, concretely relates to bury sewage plant's compact gravity type even water distribution device.
Background
Worldwide, underground sewage treatment plants are starting to move from developed countries in europe. In recent years, with the acceleration of urbanization progress and the continuous improvement of environmental requirements in China, underground sewage treatment plants are confronted with new development opportunities and develop rapidly in China, and in recent decades, underground structures are mostly adopted for newly built sewage treatment plants in economically developed areas. At present, domestic underground sewage treatment plants mainly have three arrangement modes of semi-underground double-layer capping, full-underground double-layer capping and full-underground single-layer capping. Domestic underground sewage treatment plants mostly adopt full-underground double-layer capping and half-underground double-layer capping.
The underground sewage treatment plant is different from the traditional overground distributed sewage treatment plant in the aspects of construction, inspection and overhaul, escape and evacuation, fire control, ventilation and illumination, flood control, waterlogging prevention, land occupation landscape, influence on the surrounding environment and the like. Compared with the traditional ground distributed sewage treatment plant, the method has the advantages of small occupied area and good landscape effect; the air tightness and the heat preservation performance are good, and denitrification in winter of northern sewage plants is facilitated; the odor is effectively controlled, the noise reduction effect is good, the coordination with the surrounding environment is easy, and the value of the surrounding land can be improved.
But also has the disadvantages of large burial depth, high anti-floating requirement, high cost of foundation pit support and foundation treatment, small construction working surface and maximum optimization of the process in a limited space. There are also technical difficulties in the design of underground sewage treatment plants, including water distribution systems at the front end of the sewage treatment process. How to reasonably arrange a water delivery pipeline and a water distribution device in a narrow underground space becomes a problem which needs to be solved in the design of an underground sewage treatment plant.
At present, the civil channel water distribution technology comprises the following steps: and pouring reinforced concrete into a water distribution channel at the front end of the structure, and distributing water by means of a water diversion weir.
The method has the main disadvantages that:
1. the underground sewage plant adopts a two-layer or three-layer capping design, the water distribution system is positioned on the second layer or the third layer, and the civil engineering channel has heavy water distribution weight and needs more upright posts for supporting, so the civil engineering cost is greatly increased;
2. the civil engineering channel is distributed with water by adopting a concrete structure, and the required design space is large, so that the practical use of an underground sewage plant is not facilitated;
3. the civil engineering channel water distribution is calculated according to the initial design stage, the water distribution quantity and the water distribution condition are not easy to change after the civil engineering channel water distribution is built, and the civil engineering channel water distribution cannot be well connected with a back-end processing technological structure.
4. The silting at the bottom of the water distribution of the civil engineering channel is inconvenient to clean.
SUMMERY OF THE UTILITY MODEL
The technology solves the problems that: in view of the foregoing prior art shortcoming, an object of the utility model is to provide a bury sewage plant's even water distribution device of compact gravity type can obtain that compact volume space is little, make things convenient for the regulating ponding, make things convenient for the maintenance, the construction is simple, the water distribution is even, regularly clear up the purpose of the long-pending mud of tank bottom, does not increase underground sewage plant's area and civil engineering cost.
A compact gravity type uniform water distribution device of an underground sewage plant is characterized in that a water distribution groove is arranged on the side wall of a water distribution channel and is connected with a water outlet pipe; the front end of the water distribution channel is provided with a water inlet pipe, the rear end of the water distribution channel is provided with an overflow weir, and the overflow weir is connected with an overflow pipe;
an ultrasonic liquid level meter is also arranged in the water distribution channel, and the bottom of the water distribution channel is connected with an emptying pipe through an emptying electric valve; the ultrasonic liquid level instrument linkage controls the emptying electric valve.
The water distribution channel is provided with a high-pressure flushing system which comprises a high-pressure water pump and high-pressure flushing pipes, and the high-pressure flushing pipes are distributed at the bottom of the water distribution channel;
the water distribution channel is provided with a stainless steel cover plate;
the bottom of the water distribution channel is provided with a steel bracket.
The compact gravity type uniform water distribution method of the underground sewage plant comprises the following steps:
under the condition of normal water distribution, sewage enters the water distribution channel from the water inlet pipe, and rises along with the water level, when the water level exceeds the top of the water distribution channel, the sewage starts to uniformly flow into the water distribution channel and then flows into a rear-end structure or facility through the water outlet pipe, and under the working condition, the water level of the water distribution channel is positioned between the top height of the water distribution channel and the designed water inlet level, so that uniform water distribution is realized under the balanced action of a weir water head;
when the water inflow is increased and exceeds the designed water amount, the water level exceeds the designed water inflow water level, the excessive sewage overflows from an overflow weir at the moment, the excessive sewage is discharged through an overflow pipe, meanwhile, an emptying electric valve is controlled by an ultrasonic liquid level meter in a linkage mode according to the amount of the excessive sewage exceeding the liquid level, and when the excessive sewage exceeds the designed water inflow liquid level by cm, the emptying electric valve is controlled to be opened, so that the excessive sewage is discharged out of a water distribution channel through an emptying pipe and enters a waste water pool or an adjusting pool; when the ultrasonic liquid level meter detects that the liquid level returns to the designed water inlet level, the emptying electric valve is controlled to be closed in a linkage mode, normal water distribution is achieved, the safety of water distribution is guaranteed, and the overflowing risk cannot occur.
Compared with a concrete structure water distribution tank with the same water inlet amount, the utility model can save two thirds of space; the water distribution tank is of a light structure, the height can be properly adjusted according to the condition of a water inlet of the equipment, and the water distribution tank can be installed on site and is convenient to construct; the water distribution tank is provided with an emptying pipe, an overflow pipe and an ultrasonic liquid level instrument, and the control of the water inlet amount can be realized by arranging the liquid level instrument and opening the overflow pipe when the water amount exceeds the water amount; the water distribution tank is provided with a stainless steel cover plate, so that management and personnel walking of an underground sewage plant are facilitated; the water distribution tank is conveniently designed into a water outlet tank structure, so that uniform water distribution is facilitated; the bottom of the water distribution tank is provided with a small washing pipe opening, and the accumulated sediments at the dead corners of the bottom of the tank can be regularly cleaned by using a small high-pressure washing pump. The utility model discloses implement simply, with low costs, effectual, the operation is maintained portably, is fit for burying sewage factory and uses widely with ground.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1;
fig. 3 is a schematic view of a cross-sectional structure B-B of fig. 1.
Detailed Description
The specific technical solution of the present invention is explained with reference to the drawings.
A compact gravity type uniform water distribution device of an underground sewage plant is characterized in that a water distribution groove 1 is arranged on the side wall of a water distribution channel 100, and the water distribution groove 1 is connected with a water outlet pipe 2; the water distribution channel 100 is provided with a water inlet pipe 3 at the front end and an overflow weir 9 at the rear end, and the overflow weir 9 is connected with an overflow pipe 7;
the ultrasonic liquid level instrument 6 is also arranged in the water distribution channel 100, and the bottom of the water distribution channel 100 is connected with the emptying pipe 4 through an emptying electric valve 11; the ultrasonic liquid level meter 6 controls the emptying electric valve 11 in a linkage way.
The water distribution channel 100 is provided with a high-pressure flushing system which comprises a high-pressure water pump 10 and high-pressure flushing pipes 8, wherein the high-pressure flushing pipes 8 are distributed at the bottom of the water distribution channel 100;
the water distribution channel 100 is provided with a stainless steel cover plate 5;
the bottom of the distribution canal 100 is provided with a steel bracket 12.
The utility model discloses a distribution channel 100 disposes high-pressure rinse-system, and the plant area normal water strikes through high-pressure water pump 10 and high-pressure flushing pipe 8 and washs distribution channel 100 bottom to clear away sediment and impurity at the bottom of the canal. The washing system comprises disturbance washing and deep cleaning, the disturbance washing is washing for 2 times in a fixed time period every day, each time is 1 minute, water is not required to be cut off, the disturbance washing can prevent the bottom of the channel from hardening, and the washing frequency can be adjusted according to the water quality and impurity conditions; the deep cleaning is to stop water and wash the cleaning every half year, and open the emptying electric valve 11 at the same time to discharge the cleaning impurity water into the wastewater tank through the emptying pipe 4. 4. The water distribution channel 100 is provided with a stainless steel cover plate 5, so that the sewage odor can be prevented from overflowing and polluting the environment.
The distribution channel 100 is provided with the steel support 12, can support the distribution channel 100, and is light and easy to be constructed, also can adjust the support height according to the on-the-spot demand.
A compact gravity type uniform water distribution method of an underground sewage plant,
under the condition of normal water distribution, sewage enters the water distribution channel 100 from the water inlet pipe 3, and along with the rise of the water level, when the water level exceeds the top of the water distribution channel 1, the sewage starts to uniformly flow into the water distribution channel 1 and then flows into a rear-end structure or facility through the water outlet pipe 2, under the working condition, the water level of the water distribution channel 100 is positioned between the top of the water distribution channel 1 and the designed water inlet level, and uniform water distribution is realized under the balanced action of a weir water head;
when the water inflow is increased and exceeds the designed water amount, the water level exceeds the designed water inflow level, the excessive sewage overflows from an overflow weir 9 at the moment, the excessive sewage is discharged through an overflow pipe 7, meanwhile, an emptying electric valve 11 is controlled by the ultrasonic liquid level instrument 6 in a linkage mode according to the amount of the excessive sewage exceeding the liquid level, and when the excessive sewage exceeds the designed water inflow level by 10cm, the emptying electric valve 11 is controlled to be opened, so that the excessive sewage is discharged out of a water distribution channel 100 through an emptying pipe 4 and enters a wastewater pool or an adjusting pool; when the ultrasonic liquid level instrument 6 detects that the liquid level returns to the designed water inlet level, the emptying electric valve 11 is controlled to be closed in a linkage mode, normal water distribution is achieved, the safety of water distribution is guaranteed, and the overflowing risk cannot occur.
The utility model discloses a compact water distribution tank of light structure preparation, the water distribution technology of many functional subsidiary facilities such as even distribution weir, liquid level monitoring, high pressure washing, unloading, overflow simultaneously subsidiary. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (4)

1. The compact gravity type uniform water distribution device of the underground sewage plant is characterized by comprising a water distribution channel (100), wherein a water distribution tank (1) is arranged on the side wall of the water distribution channel (100), and the water distribution tank (1) is connected with a water outlet pipe (2); the front end of the water distribution channel (100) is provided with a water inlet pipe (3), the rear end is provided with an overflow weir (9), and the overflow weir (9) is connected with an overflow pipe (7);
an ultrasonic liquid level meter (6) is also arranged in the water distribution channel (100), and the bottom of the water distribution channel (100) is connected with the emptying pipe (4) through an emptying electric valve (11); the ultrasonic liquid level meter (6) controls the emptying electric valve (11) in a linkage way.
2. The compact gravity type uniform water distribution device for underground sewage plants according to claim 1, wherein the distribution channel (100) is provided with a high pressure flushing system comprising a high pressure water pump (10) and high pressure flushing pipes (8), and the high pressure flushing pipes (8) are distributed at the bottom of the distribution channel (100).
3. The compact gravity type uniform water distribution device for underground sewage plants according to claim 1, wherein the distribution channel (100) is provided with a stainless steel cover plate (5).
4. The compact gravity type uniform water distribution device for the underground sewage plant according to claim 1, wherein the bottom of the water distribution channel (100) is provided with a steel bracket (12).
CN202120700782.5U 2021-04-07 2021-04-07 Compact gravity type uniform water distribution device of underground sewage plant Active CN214734617U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120700782.5U CN214734617U (en) 2021-04-07 2021-04-07 Compact gravity type uniform water distribution device of underground sewage plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120700782.5U CN214734617U (en) 2021-04-07 2021-04-07 Compact gravity type uniform water distribution device of underground sewage plant

Publications (1)

Publication Number Publication Date
CN214734617U true CN214734617U (en) 2021-11-16

Family

ID=78600999

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120700782.5U Active CN214734617U (en) 2021-04-07 2021-04-07 Compact gravity type uniform water distribution device of underground sewage plant

Country Status (1)

Country Link
CN (1) CN214734617U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112897614A (en) * 2021-04-07 2021-06-04 中国市政工程西南设计研究总院有限公司 Compact gravity type uniform water distribution device and water distribution method for underground sewage plant

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112897614A (en) * 2021-04-07 2021-06-04 中国市政工程西南设计研究总院有限公司 Compact gravity type uniform water distribution device and water distribution method for underground sewage plant

Similar Documents

Publication Publication Date Title
CN206438585U (en) A kind of construction site wastewater recycling system
CN202017224U (en) Distributional automatic rainwater flow abandoning device for roof
CN105625555B (en) A kind of rainwater shunting of combined system, regulate and store and processing system
CN204139302U (en) One can self-cleaning rectangle storm detention tank
CN206267270U (en) A kind of urban rainwater comprehensive collection utilizes device
CN201972229U (en) Residential rainwater comprehensive utilization system device
CN104196118A (en) Automatic pool vacuum-flushing and desilting device and method
CN214734617U (en) Compact gravity type uniform water distribution device of underground sewage plant
CN104179248B (en) A kind of vacuum of drainage pipeline networks rinses desilting system
CN105709465A (en) Spiral vertical-flow sedimentation tank and rainwater and vehicle-washing-water treatment system with the same
CN105439379B (en) A kind of domestic sewage treatment process
CN110180255A (en) A kind of wastewater recycling system
CN106007073A (en) Pipeline type water treatment device for landscape park and installation method of device
CN206512830U (en) Online processing storage pond, emergent flood passage gallery and drainage pumping plant combined system
CN206512820U (en) A kind of combined system or the rainy just unconspicuous burst of feature of mixed flow system handle exhaust system online
CN112897614A (en) Compact gravity type uniform water distribution device and water distribution method for underground sewage plant
CN209481311U (en) Unpowered quantitative water distribution sewage conditioning tank
CN210857472U (en) Bury formula dispersion regulation storage battery system
CN204079705U (en) A kind of greening wall device with sewage treatment function
CN210369253U (en) Integrated intelligent measurement and control sewage interception and distribution well
CN210658480U (en) Landfill leachate and groundwater are taken out and are arranged well synthetically
CN113846740A (en) Initial rainwater collecting device
CN106592748A (en) Storage and utilization system for underwater initial rainwater
CN206607652U (en) The first unconspicuous separate system of rain feature handles exhaust system online
CN113152637A (en) Integrated automatic intercepting well and intercepting method

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant