CN215439818U

CN215439818U - Small water inflow regulating and distributing device for sewage treatment

Info

Publication number: CN215439818U
Application number: CN202121269350.XU
Authority: CN
Inventors: 路文静; 尹莉; 李春凤; 任立永; 张卫
Original assignee: Tianjin Ruichuang Environmental Protection Engineering Co ltd
Current assignee: Tianjin Ruichuang Environmental Protection Engineering Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2022-01-07
Anticipated expiration: 2031-06-03

Abstract

The utility model belongs to the technical field of water inflow control equipment, and particularly relates to a small water inflow regulation and distribution device for sewage treatment, which comprises a weir frame fixed at the position of a water inflow weir, wherein a communication groove for sewage to flow is formed in the position corresponding to an internal water inflow weir of the weir frame, a weir door for plugging the water inflow weir and the communication groove is in transmission connection with the inside of the communication groove, through openings are formed in both ends of the outer wall of the weir door, and a water delivery pipe is fixedly connected to the position, corresponding to the through openings, of one end, close to a sewage treatment tank, of the outer wall of the weir door; the water flow in the water pipe can be monitored in real time through the liquid flow meter, the water flow entering the pool body is controlled, the situation that the measured water inflow result is influenced due to small liquid level change when the water inflow is calculated by only using a method for detecting the liquid level height of the sewage treatment pool through the liquid level meter is avoided, and the method is suitable for controlling the small water inflow.

Description

Small water inflow regulating and distributing device for sewage treatment

Technical Field

The utility model relates to the technical field of water inflow control equipment, in particular to a small water inflow regulating and distributing device for sewage treatment.

Background

Most of domestic sewage treatment plants adopt the traditional activated sludge process as the main process method of sewage treatment, the traditional activated sludge process comprises AAO, oxidation ditch and other processes, the sewage treatment plants adopting the processes generally consider the functions of biological nitrogen and phosphorus removal at the beginning of design, however, the water inlet can not be timely and accurately distributed to the anaerobic section and the anoxic section in the actual operation process, so that the carbon source in the water inlet can not be reasonably and effectively utilized, the nitrogen and phosphorus removal treatment efficiency is low, moreover, the biochemical section of some sewage treatment plants is provided with a water inlet and distribution device of a pipeline type flashboard or a common flashboard, however, the problems that the water distribution amount cannot be accurately measured and the flow cannot be accurately adjusted exist, and based on the analysis of the problems, the conventional staged water inlet and distribution system for sewage treatment needs to be improved, so that the water inlet distribution proportion and the flow of the biological treatment unit are accurately and timely controlled.

Chinese patent publication No. CN102225808B discloses an accurate distribution water inlet weir gate device for sewage treatment, which can control the water inlet amount by adjusting the height of the weir gate, and then detect the height change of the liquid level by a level meter, and can calculate the amount of the water inlet amount and control the amount of the sewage entering the tank body, but when the water amount needed in the tank body is less, because the water amount entering the tank body is less, the liquid level change in the tank body is smaller, and the water inlet amount is calculated only by a method of detecting the liquid level height of the sewage treatment tank by the level meter, which can lead to the calculation result to have a larger error and is not convenient for controlling the water inlet amount. Accordingly, those skilled in the art have provided a small volume inflow regulating and dispensing device for sewage treatment to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a small water inflow regulating and distributing device for sewage treatment, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the small water inflow adjusting and distributing device for sewage treatment comprises a weir frame fixed at a water inlet weir port, wherein a communicating groove used for sewage flowing is formed in the position corresponding to the internal water inlet weir port of the weir frame, the internal transmission of the communicating groove is connected with a weir gate used for plugging the water inlet weir port and the communicating groove, the two ends of the outer wall of the weir gate are respectively provided with an opening, one end of the outer wall of the weir gate, which is close to a sewage treatment pool, corresponds to the opening, is fixedly connected with a water pipe, one end of the water pipe, which is far away from the weir gate, is fixedly connected with a check valve used for controlling water discharge in the water pipe, the outer wall of the water pipe is positioned between the check valve and the weir gate, is fixedly connected with a liquid flow meter used for monitoring the water flow in the water pipe, one end of the outer wall of the weir gate, which is far away from the water pipe, and the position corresponding to the opening are fixedly connected with a sleeve, telescopic inside fixedly connected with is used for sewage treatment pond and advances water piping connection's connecting pipe, the equal fixedly connected with in both ends of connecting pipe is used for injecing the coupling of connecting pipe position, and two the coupling is fixed respectively the inside of sleeve, inlet tube, liquid flow meter and external power source electric connection.

As a still further scheme of the utility model: the outer wall of the pipe joint is fixedly connected with a threaded ring, a threaded groove matched with the threaded ring is formed in the sleeve, and the pipe joint is fixed in the sleeve in a screwed mode through the matching of the threaded ring and the threaded groove and is tightly attached to the outer wall of the weir gate.

As a still further scheme of the utility model: one end of the pipe joint, which is far away from the connecting pipe, is fixedly connected with a sealing ring used for sealing a gap between the pipe joint and the weir gate, and the pipe joint is tightly attached to the outer wall of the weir gate through the sealing ring.

As a still further scheme of the utility model: the connecting pipe is made of a hose.

As a still further scheme of the utility model: the inner diameter of the pipe joint is the same as that of the through opening.

As a still further scheme of the utility model: the sealing ring is made of rubber.

As a still further scheme of the utility model: the opening area of the communicating groove is the same as that of the water inlet weir crest.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the position, corresponding to the through hole, of one end, close to the sewage treatment tank, of the outer wall of the weir gate is fixedly connected with the water delivery pipe, when the amount of sewage entering the tank body is small, a worker firstly fixes two ends of the connecting pipe respectively inside the sleeve and the external water inlet pipe to connect the external water inlet pipe and the water delivery pipe, then opens the one-way valve to enable water in the water inlet pipe to enter the tank body through the connecting pipe and the water delivery pipe, and monitors the amount of water flowing through the water delivery pipe through the liquid flow meter, so that the amount of water entering the tank body can be controlled in real time, the phenomenon that the measured water inflow result is influenced by small liquid level change when the water inflow is calculated only through a method of detecting the liquid level height of the sewage treatment tank through the liquid level meter is avoided, and the weir gate is suitable for controlling small water inflow.

Drawings

FIG. 1 is a schematic structural diagram of a small water inflow regulating and distributing device for sewage treatment;

FIG. 2 is a schematic structural diagram of a connecting pipe and a pipe joint in the small water inflow regulating and distributing device for sewage treatment;

FIG. 3 is a schematic structural view of the back part of a weir gate in the small water inflow regulation and distribution device for sewage treatment;

fig. 4 is a schematic structural diagram of a pipe joint, a sleeve and a weir gate in the small water inflow regulating and distributing device for sewage treatment.

In the figure: 1. a weir frame; 101. a communicating groove; 11. a weir gate; 111. a port; 12. a water delivery pipe; 13. a one-way valve; 14. a liquid flow meter; 15. a sleeve; 151. a thread groove; 16. a connecting pipe; 17. a pipe joint; 171. a thread ring; 172. and (5) sealing rings.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, the small water inflow regulating and distributing device for sewage treatment includes a weir frame 1 fixed at a water inlet weir, a communicating groove 101 for flowing sewage is disposed at a position corresponding to an internal water inlet weir of the weir frame 1, a weir gate 11 for blocking the water inlet weir and the communicating groove 101 is connected to the communicating groove 101 in a transmission manner, openings 111 are disposed at two ends of an outer wall of the weir gate 11, a water pipe 12 is fixedly connected to a position of an outer wall of the weir gate 11 close to a sewage treatment tank, corresponding to the opening 111, one end of the water pipe 12 far from the weir gate 11 is fixedly connected to a check valve 13 for controlling discharge of water inside the water pipe 12, a liquid flowmeter 14 for monitoring water flow inside the water pipe 12 is fixedly connected between the check valve 13 and the weir gate 11, a sleeve 15 is fixedly connected to a position of an outer wall of the weir gate 11 far from the water pipe 12, corresponding to the opening 111, the inside fixedly connected with of sleeve 15 is used for sewage treatment pond and advances water piping connection's connecting pipe 16, and the equal fixedly connected with in both ends of connecting pipe 16 is used for injecing the coupling 17 of connecting pipe 16 position, and two couplings 17 are fixed respectively in the inside of sleeve 15, inlet tube, and liquid flow meter 14 and external power source electric connection.

In fig. 1 and 2: when the amount of water entering the tank body is large, a worker controls the weir gate 11 to ascend in the weir frame 1 through the controller, so that sewage can flow through the communicating groove 101 and the water inlet weir port below the weir gate 11 to enter the tank body, then detects the liquid level height in the tank body through the liquid level meter, and can calculate the amount of water entering the tank body through the change of the liquid level height in the tank body, (the control mode of opening the weir gate 11 to let water enter the tank body from the communicating groove 101 and the water inlet weir port is the same as the opening mode of the weir gate 11 in the prior art, the mode of detecting the liquid level height in the tank body through the liquid level meter and calculating the water inlet amount is the same as the method of calculating the water inlet amount in the patent document with the publication number of CN102225808B, and further description is not given herein), when the amount of sewage entering the tank body is small, the worker firstly fixes the two ends of the connecting pipe 16 respectively inside the sleeve 15 and the external water inlet pipe to connect the external water inlet pipe and the water delivery pipe 12, and then the check valve 13 is opened to enable water flow in the water inlet pipe to enter the pool body through the connecting pipe 16 and the water conveying pipe 12, the water flow meter 14 monitors the water flow in the water conveying pipe 12, the water flow entering the pool body can be controlled in real time, the situation that the measured water inflow result is influenced due to small liquid level change when the water inflow is calculated only by a method of detecting the liquid level height of the sewage treatment pool through a liquid level meter is avoided, and the method is suitable for controlling the small water inflow.

In fig. 2 and 4: when connecting raceway 12 and outside inlet tube, the staff fixes coupling 17 in the inside of sleeve 15 through the cooperation of screw ring 171 and thread groove 151 earlier, seals up the gap between coupling 17 and the weir door 11 by the sealing washer 172 of rubber material again, and the condition of sewage leakage from the gap between coupling 17 and the weir door 11 takes place when having avoided carrying sewage.

The working principle of the utility model is as follows: when the sewage amount entering the pool body is less, a worker firstly fixes the pipe joint 17 in the sleeve 15 through the matching of the thread ring 171 and the thread groove 151, then fixes the pipe joint 17 at the other end of the connecting pipe 16 in the water inlet pipe to connect the external water inlet pipe and the water pipe 12, and then opens the check valve 13 to allow the water in the water inlet pipe to flow through the connecting pipe 16 and the water pipe 12 to enter the pool body, the water amount flowing through the water pipe 12 is monitored by the liquid flowmeter 14, the water amount entering the pool body can be controlled in real time, the situation that the influence on the result of measuring the water inflow is caused by the small liquid level change when the water inflow is calculated by only detecting the liquid level height of the sewage treatment pool through the liquid level meter is avoided, and the method is suitable for controlling the small water inflow.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. Little water inflow regulation distributor for sewage treatment, including fixing weir frame (1) of intaking weir mouth department, its characterized in that, intercommunication groove (101) that are used for sewage to flow are offered to the position that the inside weir mouth that intakes of weir frame (1) corresponds, the internal transmission of intercommunication groove (101) is connected with weir door (11) that are used for shutoff weir mouth, intercommunication groove (101) of intaking, opening (111) have all been seted up at the outer wall both ends of weir door (11), the outer wall of weir door (11) be close to the one end in the sewage treatment pond with position fixedly connected with raceway (12) that opening (111) correspond, raceway (12) are kept away from the one end fixedly connected with of weir door (11) is used for control check valve (13) that raceway (12) inside water discharged, just the outer wall of raceway (12) is located check valve (13), Fixedly connected with is used for the control between weir gate (11) the liquid flowmeter (14) of raceway (12) inside discharge, the outer wall of weir gate (11) is kept away from the one end of raceway (12) with position department fixedly connected with sleeve (15) that opening (111) correspond, the inside fixedly connected with of sleeve (15) is used for sewage treatment pond and advances water piping connection's connecting pipe (16), the equal fixedly connected with in both ends of connecting pipe (16) is used for injecing coupling (17) of connecting pipe (16) position, and two coupling (17) are fixed respectively the inside of sleeve (15), inlet tube, liquid flowmeter (14) and external power source electric connection.

2. The small water inflow adjusting and distributing device for sewage treatment as defined in claim 1, wherein a thread ring (171) is fixedly connected to an outer wall of the pipe joint (17), a thread groove (151) matched with the thread ring (171) is formed in the sleeve (15), and the pipe joint (17) is fixed in the sleeve (15) in a screwing manner through the matching of the thread ring (171) and the thread groove (151) and is tightly attached to an outer wall of the weir gate (11).

3. The small water inflow adjusting and distributing device for sewage treatment as recited in claim 1, wherein a sealing ring (172) for sealing a gap between the pipe joint (17) and the weir gate (11) is fixedly connected to one end of the pipe joint (17) far away from the connecting pipe (16), and the pipe joint (17) is tightly attached to the outer wall of the weir gate (11) through the sealing ring (172).

4. The small water inflow adjustment and distribution device for sewage treatment as set forth in claim 1, wherein the connecting pipe (16) is made of a flexible pipe.

5. A small quantity of influent regulating and dispensing device for sewage treatment as claimed in claim 1 wherein the inside diameter of said pipe fitting (17) is the same as the inside diameter of said port (111).

6. The small water inflow adjustment and distribution device for sewage treatment as set forth in claim 3, wherein the sealing ring (172) is made of rubber.

7. The small quantity inflow regulation and distribution device for sewage treatment according to claim 1, wherein the opening area of the communication groove (101) is the same as the opening area of the inflow weir.