CN216639114U

CN216639114U - Sewage treatment plant with COD detects structure

Info

Publication number: CN216639114U
Application number: CN202122769953.2U
Authority: CN
Inventors: 范金周; 谭小旺; 王芳; 刘世豪; 郭方方; 陈召
Original assignee: HENAN INSTITUTE OF METALLURGY CO LTD
Current assignee: HENAN INSTITUTE OF METALLURGY CO LTD
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-31
Anticipated expiration: 2031-11-12

Abstract

The utility model relates to the technical field of sewage treatment, and provides a sewage treatment device with a COD detection structure, which comprises a sewage treatment box, a water inlet pipe, a first rotating motor, a communicating pipe, a filter screen, a detection box, a water pump, a return pipe, a COD detector, a drain pipe, an electromagnetic valve and a controller, wherein the water inlet pipe penetrates through the upper surface of the sewage treatment box; through being provided with COD detector, water pump, controller and solenoid valve, detect the water in the detection case through the COD detector, when detecting qualified, the controller control solenoid valve opens, and the water in the detection case is discharged from the drain pipe, detects unqualifiedly, and controller control solenoid valve closes, and controls the water pump and opens, and the water pump is taken out the water in the detection case to the sewage treatment incasement and is handled.

Description

Sewage treatment plant with COD detects structure

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment device with a COD detection structure.

Background

The sewage treatment refers to a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage, various sewage treatment devices in the current market generally have the defect of low treatment efficiency, and after the sewage treatment is finished, the existing treatment device needs to manually sample the treated sewage and then carry out COD detection to determine whether the treated sewage reaches the standard, but the detection flow greatly reduces the sewage treatment speed;

for example, in the sewage treatment device with a COD detection structure disclosed in patent publication No. ZL202022832467.6 in the prior art, after a precipitation agent is added into a treatment tank, pollutants in water are precipitated to the bottommost part, a sleeve plate and a movable plate divide the whole treatment tank into a left area and a right area, the left area is a sewage treatment area, after treatment is completed, the movable plate in the sleeve plate is driven to move downwards by controlling an electric push rod, so that sewage after left treatment overflows to the right side, and precipitates are still on the left side, then water quality in the right area is detected by a detection head below a COD detector, when a standard is met, water is controlled to flow out from a water outlet pipe to the right, and if the standard is not met, water is controlled to flow back into a water pipe along a return pipe above the water outlet pipe for secondary treatment, so that a large amount of time is saved, and the purpose of high treatment efficiency is achieved;

however, the research shows that:

the device detects sewage and does not reach standard at the COD detector, and sewage direct reflux to the right side of treatment tank, two the device sewage treatment tanks when handling sewage, in the left side of fly leaf, sludge settling behind the sewage treatment is in the left side of fly leaf, and not up to standard water flows back to the treatment tank in the fly leaf right side, and when handling, the right side of fly leaf can subside mud, influences the processing of follow-up sewage, and the mud of the device sewage treatment inslot is difficult to discharge, influences long-term the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a sewage treatment device with a COD detection structure.

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

a sewage treatment device with a COD detection structure comprises a sewage treatment box, a water inlet pipe, a first rotating motor, a communicating pipe, a filter screen, a detection box, a water pump, a backflow pipe, a COD detector, a drain pipe, a solenoid valve and a controller, wherein the upper surface of the sewage treatment box is provided with the water inlet pipe in a penetrating way, the center of the upper surface of the sewage treatment box is fixedly provided with the first rotating motor, the right side surface of the sewage treatment box is provided with the communicating pipe in a penetrating way, the filter screen is fixedly arranged in the communicating pipe, the right end of the communicating pipe is provided with the detection box in a penetrating way, the bottom of the inner side surface of the detection box is fixedly provided with the water pump, the output end of the water pump is fixedly provided with the backflow pipe, the top of the inner side surface of the detection box is fixedly provided with the COD detector, the right side surface of the detection box is provided with the drain pipe in a penetrating way, and the solenoid valve is embedded in the inner side of the drain pipe, the center of the outer side surface of the sewage treatment box is embedded with a controller;

stirring mechanism is installed to first rotating electrical machines's output, sewage treatment box's outside surface bottom installs the blowdown mechanism.

Preferably, the stirring mechanism comprises a rotating rod, a concave block and a stirring rod;

the fixed output that sets up in first rotating electrical machines of rotary rod, the outside fixed surface of rotary rod is provided with a plurality of concave blocks, the concave block is provided with the puddler through the round pin axle rotation.

Preferably, the concave blocks are arranged in 4 groups at equal intervals, and each group is provided with 4 concave blocks which are respectively positioned in four directions, namely the inner direction, the outer direction, the left direction and the right direction of the rotating rod.

Preferably, the sewage discharging mechanism comprises a second rotating motor, a rotating shaft and a helical blade;

the second rotating electrical machines are fixedly arranged at the bottom of the outer side surface of the sewage treatment box, the output ends of the second rotating electrical machines are fixedly provided with rotating shafts, and the outer side surface of each rotating shaft is fixedly provided with a helical blade.

Preferably, the below of sewage treatment case is hourglass hopper-shaped, and the bottom of sewage treatment case is provided with the circular arc groove, and the helical blade embedding sets up in the circular arc inslot.

Preferably, the bottom of the inner side surface of the sewage treatment box is provided with a drain valve in a penetrating manner, and the spiral blade is embedded in the drain valve.

Preferably, the other end of the return pipe penetrates through the upper surface of the sewage treatment tank.

Preferably, the water pump, the COD detector and the electromagnetic valve are all electrically connected with the controller through electric wires.

Has the advantages that:

1. through being provided with COD detector, water pump, controller and solenoid valve, detect the water in the detection case through the COD detector, when detecting qualified, controller control solenoid valve opens, and the water in the detection case is discharged from the drain pipe, when detecting unqualifiedly, controller control solenoid valve closes, and controls the water pump and opens, and the water pump is taken out the water in the detection case to the sewage treatment incasement and is handled.

2. Through being provided with rabbling mechanism, it is rotatory to drive the rotary rod through the rotating electrical machines, under the effect of rotary rod rotation centrifugal force for the puddler rotates along the spill piece, makes the puddler stir sewage, makes the better and precipitation medicament contact of joining of sewage, thereby makes the better settlement of sewage.

3. Through being provided with sewage discharging mechanism, through opening sewage valve and the second rotating electrical machines of sewage treatment incasement side, the second rotating electrical machines drives pivot and helical blade and rotates, discharges the mud that the sewage treatment incasement subsides from sewage valve, makes things convenient for the mud of sewage treatment incasement to handle.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the stirring mechanism of the present invention;

FIG. 3 is a schematic view of the whole structure of the sewage treatment tank according to the present invention;

fig. 4 is a schematic view of the whole structure of the sewage discharging mechanism in the utility model.

Illustration of the drawings: 1. a sewage treatment tank; 2. a water inlet pipe; 3. a first rotating electrical machine; 4. rotating the rod; 401. a concave block; 402. a stirring rod; 5. a communicating pipe; 6. a filter screen; 7. a detection box; 8. a water pump; 9. a return pipe; 10. a COD detector; 11. a drain pipe; 12. an electromagnetic valve; 13. a controller; 14. a second rotating electrical machine; 1401. a rotating shaft; 1402. a helical blade.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Referring to fig. 1-4, a sewage treatment device with a COD detection structure, comprising a sewage treatment tank 1, a water inlet pipe 2, a first rotating electrical machine 3, a communication pipe 5, a filter screen 6, a detection tank 7, a water pump 8, a return pipe 9, a COD detector 10, a drain pipe 11, a solenoid valve 12, and a controller 13, wherein the water inlet pipe 2 is arranged on the upper surface of the sewage treatment tank 1 in a penetrating manner, the first rotating electrical machine 3 is fixedly arranged in the center of the upper surface of the sewage treatment tank 1, the communication pipe 5 is arranged on the right side surface of the sewage treatment tank 1 in a penetrating manner, the filter screen 6 is fixedly arranged in the communication pipe 5, the detection tank 7 is arranged on the right end of the communication pipe 5 in a penetrating manner, the water pump 8 is fixedly arranged at the bottom of the inner side surface of the detection tank 7, the return pipe 9 is fixedly arranged at the output end of the water pump 8, the COD detector 10 is fixedly arranged at the top of the inner side surface of the detection tank 7, the drain pipe 11 is arranged on the right side surface of the detection tank 7 in a penetrating manner, an electromagnetic valve 12 is embedded in the inner side of the drain pipe 11, and a controller 13 is embedded in the center of the outer side surface of the sewage treatment tank 1;

the output of first rotating electrical machines 3 installs rabbling mechanism, and sewage disposal mechanism is installed to the outside surface bottom of sewage treatment case 1.

In this embodiment, the stirring mechanism includes a rotating rod 4, a concave block 401 and a stirring rod 402;

the rotating rod 4 is fixedly arranged at the output end of the first rotating motor 3, a plurality of concave blocks 401 are fixedly arranged on the surface of the outer side of the rotating rod 4, and the concave blocks 401 are provided with stirring rods 402 through pin shafts in a rotating mode.

In this embodiment, 4 groups are arranged at the equidistance of concave block 401, and every group is provided with 4, and is in four directions about the inside and outside of rotary rod 4 respectively for puddler 402 is better stirs sewage.

In this embodiment, the sewage discharging mechanism includes a second rotating electric machine 14, a rotating shaft 1401, and a helical blade 1402;

the second rotating electric machine 14 is fixedly arranged at the bottom of the outer surface of the sewage treatment tank 1, the output end of the second rotating electric machine 14 is fixedly provided with a rotating shaft 1401, and the outer surface of the rotating shaft 1401 is fixedly provided with a helical blade 1402.

In this embodiment, sewage treatment case 1's below is leaks hopper-shaped, and sewage treatment case 1's bottom is provided with the circular arc groove, and helical blade 1402 imbeds and sets up in the circular arc inslot, makes things convenient for the sludge settling in sewage treatment case 1.

In this embodiment, the inside surface bottom of sewage treatment case 1 runs through and is provided with the blowoff valve, and helical blade 1402 embedding sets up in the blowoff valve, makes things convenient for helical blade 1402 to discharge through blowoff valve department with the mud that subsides.

In this embodiment, the other end of the return pipe 9 is disposed on the upper surface of the sewage treatment tank 1 in a penetrating manner, so that the untreated clean sewage flows back into the sewage treatment tank 1 again for treatment.

In this embodiment, the water pump 8, the COD detector 10 and the electromagnetic valve 12 are all electrically connected to the controller 13 through wires.

The working principle is as follows:

when the sewage treatment device is used, a precipitation agent is added through the water inlet pipe 2, sewage enters the sewage treatment tank 1 through the water inlet pipe 2, then the first rotating motor 3 is started, the rotating rod 4 is driven to rotate by the first rotating motor 3, and under the action of centrifugal force generated by rotation of the rotating rod 4, the stirring rod 402 rotates along the pin shaft on the concave block 401, so that the stirring rod 402 can better stir the sewage;

after the sewage is treated, the sewage enters the detection box 7 through the communicating pipe 5, the sewage is detected through the COD detector 10 in the detection box 7, when the detection is qualified, the controller 13 controls the electromagnetic valve 12 to be opened, the water in the detection box 7 is discharged from the water discharge pipe 11, when the detection is unqualified, the controller 13 controls the electromagnetic valve 12 to be closed and controls the water pump 8 to be opened, and the water pump 8 pumps the water in the detection box 7 into the sewage treatment box 1 for secondary treatment;

when the sludge settled in the sewage treatment tank 1 needs to be discharged, the second rotating motor 14 drives the rotating shaft 1401 and the helical blade 1402 to rotate by opening the blowoff valve and the second rotating motor 14, so that the helical blade 1402 discharges the sludge in the sewage treatment tank 1 through the blowoff valve.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. A sewage treatment device with a COD detection structure is characterized in that; comprises that

The water inlet pipe (2) penetrates through the upper surface of the sewage treatment tank (1);

the first rotating motor (3), the first rotating motor (3) is fixedly arranged in the center of the upper surface of the sewage treatment tank (1);

the communicating pipe (5), the communicating pipe (5) is arranged above the right side surface of the sewage treatment tank (1) in a penetrating way;

the filter screen (6), the said filter screen (6) is fixed to the inboard of the communicating pipe (5);

the right end of the communicating pipe (5) is provided with a detection box (7) in a penetrating way;

the water pump (8), the water pump (8) is fixedly arranged at the bottom of the inner side surface of the detection box (7);

the return pipe (9), the said return pipe (9) is fixedly arranged on output end of the water pump (8);

the COD detector (10), the said COD detector (10) is fixed to the internal surface of the detection box (7);

the drain pipe (11), the drain pipe (11) is arranged in the center of the right side surface of the detection box (7) in a penetrating manner;

an electromagnetic valve (12), wherein the electromagnetic valve (12) is embedded in the center of the interior of the drain pipe (11);

the controller (13), the embedding of the said controller (13) is set up in the outside surface centre of the sewage treatment box (1);

the stirring mechanism is installed to the output of first rotating electrical machines (3), sewage discharging mechanism is installed to the outside surface bottom of sewage treatment case (1).

2. The sewage treatment apparatus with a COD detection structure according to claim 1, wherein: the stirring mechanism comprises a rotating rod (4), a concave block (401) and a stirring rod (402);

the rotary rod (4) is fixedly arranged at the output end of the first rotary motor (3), a plurality of concave blocks (401) are fixedly arranged on the surface of the outer side of the rotary rod (4), and the concave blocks (401) are rotatably provided with stirring rods (402) through pin shafts.

3. The sewage treatment apparatus with a COD detection structure according to claim 2, wherein: the concave blocks (401) are provided with 4 groups at equal intervals, and each group is provided with 4 concave blocks which are respectively positioned in four directions, namely the inner direction, the outer direction, the left direction and the right direction of the rotating rod (4).

4. The sewage treatment apparatus with a COD detection structure according to claim 1, wherein: the sewage draining mechanism comprises a second rotating motor (14), a rotating shaft (1401) and a helical blade (1402);

the second rotating motor (14) is fixedly arranged at the bottom of the outer side surface of the sewage treatment tank (1), a rotating shaft (1401) is fixedly arranged at the output end of the second rotating motor (14), and a spiral blade (1402) is fixedly arranged on the outer side surface of the rotating shaft (1401).

5. The sewage treatment apparatus with a COD detecting structure according to claim 4, wherein: the below of sewage treatment case (1) is hourglass hopper-shaped, and the bottom of sewage treatment case (1) is provided with the circular arc groove, and helical blade (1402) embedding sets up in the circular arc inslot.

6. The sewage treatment apparatus with a COD detecting structure according to claim 4, wherein: the bottom of the inner side surface of the sewage treatment box (1) is provided with a drain valve in a penetrating mode, and the spiral blade (1402) is embedded into the drain valve.

7. The sewage treatment apparatus with a COD detection structure according to claim 1, wherein: the other end of the return pipe (9) penetrates through the upper surface of the sewage treatment tank (1).

8. The sewage treatment apparatus with a COD detection structure according to claim 1, wherein: the water pump (8), the COD detector (10) and the electromagnetic valve (12) are electrically connected with the controller (13) through electric wires.