CN222543603U - An overflow structure with accurate measurement - Google Patents

Abstract

The utility model discloses an overflow structure with accurate measurement, which belongs to the technical field of sewage treatment and comprises a water sump, wherein an overflow port is integrally formed in one side of the water sump, the overflow port is connected with an overflow pipe, the communication structure comprises a U-shaped pipe, an electromagnetic flowmeter, an exhaust pipe, a breather valve and a waterproof cap, the U-shaped pipe is arranged on one side of the overflow pipe, the electromagnetic flowmeter is arranged on the U-shaped pipe, the exhaust pipe extends from one side of the U-shaped pipe close to the overflow pipe, the breather valve is arranged at the top of the exhaust pipe, and the waterproof cap is arranged outside the top of the exhaust pipe. The utility model utilizes the principle that the horizontal plane at the point a is higher than the horizontal plane at the point b, and the design utilizes the communicating vessel, so that the water level of the water sump is always higher than the water level of an overflow port when the water sump overflows, the inner part of the U-shaped pipe is not filled with air, the state of full pipe passing through the U-shaped pipe is ensured, the metering accuracy of the electromagnetic flowmeter is improved, and the air pressure balance at two sides of the U-shaped pipe can be ensured by the breathing valve of the exhaust pipe.

Description

Overflow structure with accurate metering

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to an overflow structure with accurate measurement.

Background

Overflow, which is generally referred to as the phenomenon of water filling and outflow, is also commonly encountered in industry and life. Most of water outlets of sewage treatment plants at present adopt overflow mode to discharge water, and gas enters the overflow water pipeline to cause the condition that the pipeline is not full, and the installation condition of the electromagnetic flowmeter needs full pipes and cannot enter the electromagnetic flowmeter, otherwise, the indication of the electromagnetic flowmeter is fluctuated, and the measurement is inaccurate.

Therefore, for this phenomenon, an overflow structure for the electromagnetic flowmeter is designed to ensure that the inside of the pipe water flow is full, and at the same time, a filtering structure for the overflow pipe is designed to ensure the normal operation of the overflow pipe.

Disclosure of utility model

The utility model aims to solve the problems and provide an overflow structure with accurate metering.

The overflow structure with accurate measurement comprises a water sump, wherein one side of the water sump is integrally provided with an overflow port, and the overflow port is connected with an overflow pipe;

one side of the overflow pipe is provided with a precise metering communication structure;

The communication structure comprises a U-shaped pipe, an electromagnetic flowmeter, an exhaust pipe, a breather valve and a waterproof cap, wherein the U-shaped pipe is arranged on one side of the overflow pipe, the electromagnetic flowmeter is installed on the U-shaped pipe, the exhaust pipe extends from one side of the U-shaped pipe close to the overflow pipe, the breather valve is installed at the top of the exhaust pipe, and the waterproof cap is installed outside the top of the exhaust pipe;

A filtering structure which is convenient to replace is arranged on the other side of the U-shaped pipe and close to the overflow port;

the filtering structure comprises a clamp, a supporting piece, a sliding block, a detachable pipeline, a tension bolt, an elastic surface, an air bag 8 and a filter screen, wherein the U-shaped pipe is connected with the detachable pipeline through a fracture, the supporting piece is fixedly arranged at the position, close to the fracture, of the U-shaped pipe through the clamp, and the sliding block is connected above the supporting piece through a rail in a sliding manner;

Can dismantle pipeline tip upper edge rotation and be connected with the draw-in bolt, can dismantle the pipeline and set up for two segmentation settings, the middle part is connected through the elastic surface, the fracture department symmetry of U-shaped pipe has the engaging lug, and the engaging lug all corresponds with draw-in bolt position, quantity, and the engaging lug passes through the nut with the draw-in bolt and is connected, can dismantle pipeline tip closely laminating has the gasbag, U-shaped pipe fracture department is provided with the recess that corresponds with the gasbag, and the supporting valve core that is provided with of gasbag, and the valve core extends the U-shaped pipe, can dismantle pipeline inside embedding has the filter screen.

The highest point of the pipeline on one side of the U-shaped pipe, which is close to the overflow port, is a point b, the lowest point of the joint of the U-shaped pipe and the overflow pipe is a point a, and the level of the point a is higher than that of the point b.

The sliding blocks are fixedly connected with the detachable pipelines, and the number of the detachable pipelines and the sliding blocks is at least two.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. According to the utility model, the water level of the water sump is always higher than the water level of the overflow port when the water sump overflows by utilizing the principle that the water level at the point a is higher than the water level at the point b, the air in the U-shaped pipe is not fed in any more, the state of full pipe passing through the U-shaped pipe is ensured, the metering accuracy of the electromagnetic flowmeter is improved, and the air pressure balance of the atmosphere at two sides of the U-shaped pipe can be ensured by the air exhaust pipe breather valve.

2. According to the utility model, the sliding blocks are utilized to quickly replace the detachable pipelines, so that the alternative use and the efficiency can be improved, and the influence caused by cleaning the filter screen can be avoided.

Drawings

FIG. 1 is a schematic diagram of the overall cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of the enlarged construction of FIG. 1 at A in accordance with the present utility model;

FIG. 3 is a schematic diagram of the enlarged operation at A of FIG. 1 in accordance with the present utility model;

FIG. 4 is a schematic illustration of the structure of the connector lug of the present utility model;

fig. 5 is a schematic diagram of the prior art of the present utility model.

The drawing comprises a water bin 1, a 101, an overflow port, a2, a U-shaped pipe, a 201, an electromagnetic flowmeter, a 202, a connecting lug, a 3, an exhaust pipe, a 301, a breather valve, a 304, a waterproof cap, a 4, an overflow pipe, a 5, a clamp, a 501, a support piece, a6, a slider, a 7, a detachable pipeline, a 701, a tension bolt, a 702, an elastic surface, a 703, an air bag, a 8, a filter screen

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

Referring to fig. 1-5, an overflow structure with accurate metering comprises a water sump 1, wherein an overflow port 101 is integrally arranged on one side of the water sump 1, and the overflow port 101 is connected with an overflow pipe 4;

One side of the overflow pipe 4 is provided with a precise metering communication structure;

The communication structure comprises a U-shaped pipe 2, an electromagnetic flowmeter 201, an exhaust pipe 3, a breather valve 301 and a waterproof cap 304, wherein the U-shaped pipe 2 is arranged on one side of an overflow pipe 4, the electromagnetic flowmeter 201 is installed on the U-shaped pipe 2, the exhaust pipe 3 extends from one side of the U-shaped pipe 2 close to the overflow pipe 4, the breather valve 301 is installed at the top of the exhaust pipe 3, the waterproof cap 304 is installed outside the top of the exhaust pipe 3, and the electromagnetic flowmeter 201 can detect the flow in the U-shaped pipe 2.

A filtering structure which is convenient to replace is arranged on the other side of the U-shaped pipe 2 and close to the overflow port 101;

The filtering structure comprises a clamp 5, a supporting piece 501, a sliding block 6, a detachable pipeline 7, a tension bolt 701, an elastic surface 702, an air bag 7038 and a filter screen 8;

The U-shaped pipe 2 is connected with a detachable pipeline 7 through a fracture, a supporting piece 501 is fixedly installed at the position, close to the fracture, of the U-shaped pipe 2 through a clamp 5, a sliding block 6 is connected above the supporting piece 501 through a track in a sliding mode, the sliding block 6 is fixedly connected with the detachable pipeline 7, the number of the detachable pipeline 7 and the sliding block 6 is at least two, the sliding block 6 can be utilized to rapidly replace the detachable pipeline 7, multiple groups of the detachable pipelines 7 can be used alternately, the efficiency is improved, and the influence on cleaning of the filter screen 8 is avoided.

Can dismantle pipeline 7 tip upper edge rotation and be connected with tie bolt 701, can dismantle pipeline 7 is two segmentation settings, the middle part is connected through elastic surface 702, the fracture department symmetry of U-shaped pipe 2 has engaging lug 202, engaging lug 202 and tie bolt 701 position, quantity all correspond, and engaging lug 202 passes through the nut with tie bolt 701 to be connected, utilize tie bolt 701 to rotate, overlap joint with engaging lug 202, simultaneously rotate the nut, can realize being connected can dismantling pipeline 7 and U-shaped pipe 2, and elastic surface 702 has guaranteed can dismantle pipeline 7's displacement distance, the leakproofness has been guaranteed simultaneously.

The end part of the detachable pipeline 7 is tightly attached with an air bag 703, a groove corresponding to the air bag 703 is formed in the fracture part of the U-shaped pipe 2, a valve core is arranged in the air bag 703 in a matched mode, the U-shaped pipe 2 extends out of the valve core, the air bag 703 is utilized to be inflated to fit with the groove, gaps between the detachable pipeline 7 and the U-shaped pipe 2 can be filled, the sealing performance is improved, a filter screen 8 is embedded in the detachable pipeline 7, and the filter screen 8 can filter sundries.

The highest point that U-shaped pipe 2 is close to overflow port 101 one side pipeline is the point b, and U-shaped pipe 2 and overflow pipe 4 junction minimum point is the point a, and a point horizontal plane is higher than the point b horizontal plane, and this design utilizes the principle of communicating vessel, and when can making water sump 1 overflow, the water level of water sump 1 is higher than the water level of overflow port 101 all the time, and U-shaped pipe 2 inside will not get into the air any more, has guaranteed to be full pipe state through U-shaped pipe 2, has improved electromagnetic flowmeter 201 measurement accuracy.

The working principle is that firstly, water flow in the water sump 1 is discharged through the overflow port 101, the U-shaped pipe 2 and the overflow pipe 4, the design utilizes the principle of a communicating vessel, the level of the point a is higher than the level of the point b, so that when the water sump 1 overflows, the water level of the water sump 1 is always higher than the water level of the overflow port 101, the inner part of the U-shaped pipe 2 is not filled with air any more, the state of full pipe passing through the U-shaped pipe 2 is ensured, the metering accuracy of the electromagnetic flowmeter 201 is improved, and the breathing valve 301 of the exhaust pipe 3 can ensure the gas circulation in order to ensure the atmospheric pressure balance at the two sides of the U-shaped pipe 2 provided with the flowmeter;

The detachable pipeline 7 is replaced, the connecting lugs 202 are symmetrically arranged at the positions and the numbers of the breaks of the U-shaped pipe 2, the connecting lugs 202 are connected with the tension bolts 701 through nuts, the tension bolts 701 are utilized to rotate and overlap the connecting lugs 202, the nuts are rotated simultaneously, the detachable pipeline 7 and the U-shaped pipe 2 are pulled into connection, the elastic surface 702 ensures the displacement distance of the detachable pipeline 7, and meanwhile, the tightness is ensured, meanwhile, as the grooves corresponding to the air bags 703 are arranged at the breaks of the U-shaped pipe 2, the air bags 703 are provided with valve cores in a matched manner, the valve cores extend out of the U-shaped pipe 2, the air bags 703 are utilized to be inflated to be matched with the grooves, gaps between the detachable pipeline 7 and the U-shaped pipe 2 can be filled, the tightness is improved, the filter screen 8 is embedded in the detachable pipeline 7, and sundries can be filtered by the filter screen 8.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (5)

1. An overflow structure with accurate measurement comprises a water sump (1) and is characterized in that an overflow port (101) is integrally arranged on one side of the water sump (1), and the overflow port (101) is connected with an overflow pipe (4);

One side of the overflow pipe (4) is provided with a precise metering communication structure;

The communication structure comprises a U-shaped pipe (2), an electromagnetic flowmeter (201), an exhaust pipe (3), a breather valve (301) and a waterproof cap (304), wherein the U-shaped pipe (2) is arranged on one side of the overflow pipe (4), the electromagnetic flowmeter (201) is installed on the U-shaped pipe (2), the exhaust pipe (3) extends at the position, close to the overflow pipe (4), on one side of the U-shaped pipe (2), the breather valve (301) is installed at the top of the exhaust pipe (3), and the waterproof cap (304) is installed outside the top of the exhaust pipe (3);

A filtering structure which is convenient to replace is arranged on the other side of the U-shaped pipe (2) and close to the overflow port (101);

The filtering structure comprises a clamp (5), a supporting piece (501), a sliding block (6), a detachable pipeline (7), a tension bolt (701), an elastic surface (702), an air bag (703) 8 and a filter screen (8);

The U-shaped pipe (2) is connected with a detachable pipeline (7) through a fracture, a support piece (501) is fixedly arranged at the position, close to the fracture, of the U-shaped pipe (2) through a clamp (5), and a sliding block (6) is connected above the support piece (501) through a track in a sliding manner;

the upper edge of the end part of the detachable pipeline (7) is rotationally connected with a tension bolt (701), the detachable pipeline (7) is arranged in two sections, the middle part of the detachable pipeline is connected with the air bag (703) through an elastic surface (702), and a filter screen (8) is embedded in the detachable pipeline (7).

2. The overflow structure with accurate measurement according to claim 1, wherein the fracture of the U-shaped pipe (2) is symmetrically provided with connecting lugs (202), the positions and the numbers of the connecting lugs (202) and the tension bolts (701) are corresponding, and the connecting lugs (202) and the tension bolts (701) are connected through nuts.

3. The overflow structure with accurate measurement according to claim 1, wherein the highest point of the pipeline on one side of the U-shaped pipe (2) close to the overflow port (101) is a point b, the lowest point of the joint of the U-shaped pipe (2) and the overflow pipe (4) is a point a, and the level of the point a is higher than that of the point b.

4. The overflow structure with accurate metering as claimed in claim 1, wherein the fracture of the U-shaped pipe (2) is provided with a groove corresponding to the air bag (703), the air bag (703) is provided with a valve core in a matching way, and the valve core extends out of the U-shaped pipe (2).

5. The overflow structure with accurate measurement according to claim 1, wherein the sliding blocks (6) are fixedly connected with the detachable pipelines (7), and the number of the detachable pipelines (7) and the sliding blocks (6) is at least two.