CN217780867U

CN217780867U - Internal circulation domestic sewage treatment device

Info

Publication number: CN217780867U
Application number: CN202222006007.7U
Authority: CN
Inventors: 付春雨; 殷晓波; 侯兴汉
Original assignee: Beijing Feiyan Petrochemical Environmental Protection Technology Development Co ltd
Current assignee: Beijing Feiyan Petrochemical Environmental Protection Technology Development Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-11-11
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses an inner loop sewage treatment unit, which comprises a tank body, the upper end of the jar body is equipped with a rectification section of thick bamboo, the both sides of a rectification section of thick bamboo all are equipped with the installation piece, the below of installation piece is equipped with the mounting groove in the up end of the jar body, the both ends of installation piece up end all are equipped with the activity groove, the inboard in activity groove is equipped with the stopper, the inboard that the one end of stopper is located the mounting groove is equipped with the spacing groove, the stopper is pegged graft in the inboard of spacing groove. The utility model discloses an airlift formula inner loop flows, makes sewage be in dynamic circulation's flow process to further make inside good oxygen, oxygen deficiency, the anaerobic reaction district appear according to the difference of dissolved oxygen concentration of device, thereby system stability obtains promoting, has reduced dwell time, has reduced the production of excess sludge, carries out the dismouting to a rectifier section of thick bamboo through pressing down the stopper, is convenient for follow-up clear up and change a rectifier section of thick bamboo.

Description

Internal circulation domestic sewage treatment device

Technical Field

The utility model relates to a sewage treatment technical field specifically is inner loop sewage treatment unit.

Background

With the increasing awareness and level of environmental protection, how to treat small-volume and distributed domestic sewage efficiently and economically becomes a hot problem, for example, domestic sewage treatment stations have been continuously constructed in villages and towns in the country, and remote zones such as petrochemical pipeline project stations have also independently constructed small-sized domestic sewage treatment facilities, and common small biological treatment devices include box-type integrated equipment, purification tanks, biological rotating disks, buried treatment equipment, and the like.

However, the existing sewage treatment device usually needs a larger equipment volume, otherwise, under the condition that the volume load rate is not changed, the minimum volume for separating aerobic, anoxic and anaerobic biological reactions in the sewage treatment device is difficult to ensure, the treatment efficiency is lower, the influence of sewage water quantity and water quality fluctuation on the stability of a treatment system is larger, and the water quality of the sewage treatment device is reduced due to long-time work, but most of the sewage treatment devices are integrated into a whole structure and are inconvenient to disassemble, and the interior of the sewage treatment device is inconvenient to clean; therefore, the existing requirements are not met, and an internal circulation domestic sewage treatment device is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inner loop domestic sewage treatment device, often need great equipment volume with current sewage treatment plant who proposes in solving above-mentioned background art, otherwise under the unchangeable condition of volume load factor, its inside is used for separating good oxygen, the oxygen deficiency will be difficult to guarantee with anaerobism biological reaction's minimum volume, and treatment effeciency is lower, lead to the sewage yield, the water quality fluctuation influences great to processing system's stability, and sewage treatment plant works for a long time and leads to quality of water to descend, but the most structure as an organic whole of sewage treatment plant is not convenient for dismantle, inside is not convenient for clear up the scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: internal loop domestic sewage treatment plant, which comprises a tank body, the upper end of the jar body is equipped with a rectification section of thick bamboo, the both sides of a rectification section of thick bamboo all are equipped with the installation piece, the below of installation piece is located the up end of the jar body and is equipped with the mounting groove, the both ends of installation piece up end all are equipped with the activity groove, the inboard in activity groove is equipped with the stopper, the inboard that the one end of stopper is located the mounting groove is equipped with the spacing groove, the stopper is pegged graft in the inboard of spacing groove, the both sides of rectification section of thick bamboo up end are equipped with bleed pipe and blast pipe respectively, bleed pipe and blast pipe run through the inboard that a rectification section of thick bamboo extended to the jar body, the below of bleed pipe is located the inner wall of the jar body and is equipped with the immersible pump.

Preferably, the both ends of jar body one side are equipped with feed inlet and discharge gate respectively, the jar body is connected with feed inlet and discharge gate through the welding.

Preferably, the front end of the discharge port is provided with a filter element, and the discharge port is rotationally connected with the filter element through threads.

Preferably, the rear end of the limiting block is provided with a spring on the inner side of the movable groove, the movable groove is connected with the spring through a bolt, and the limiting block is connected with the movable groove through the spring.

Preferably, one end of the limiting block is equal to the limiting groove in size, and the limiting block is inserted into the inner side of the limiting groove through a spring.

Preferably, the two sides of the submersible pump are positioned on the inner side of the tank body and are provided with support frames, and the submersible pump is connected with the support frames through bolts.

Preferably, an annular groove is formed in the inner wall, located on the tank body, of the lower portion of the rectifying cylinder, and a sealing rubber strip is arranged on the inner side of the annular groove.

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

1. the utility model makes the sewage to be treated entering the device be in the dynamic circulation flow process all the time through the air-lift internal circulation flow, and further makes the interior of the device have aerobic, anoxic and anaerobic reaction zones according to the difference of the dissolved oxygen concentration, and the strains of different types in the treatment system are completely self-dynamically regulated through the treatment process, so the system stability is improved, the retention time is reduced, and the generation of residual sludge is reduced;

2. the utility model discloses a both sides of a rectifying cylinder all are equipped with the installation piece, and the up end that the below of installation piece is located the jar body is equipped with the mounting groove, and the both ends of installation piece up end all are equipped with the movable groove, and the inboard in movable groove is equipped with the stopper, and the one end of stopper is located the inboard of mounting groove and is equipped with the spacing groove, and the stopper is pegged graft in the inboard of spacing groove, and then presses down the stopper and carry out the dismouting to a rectifying cylinder, is convenient for follow-up clear up and change a rectifying cylinder.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a front sectional view of the tank of the present invention;

fig. 3 is a top view of the whole of the present invention;

fig. 4 is a schematic view of a local structure of the mounting block of the present invention.

In the figure: 1. a tank body; 2. a rectifying cylinder; 3. a bleed pipe; 4. an exhaust pipe; 5. a feed inlet; 6. a discharge port; 7. a submersible pump; 8. a filter element; 9. mounting blocks; 10. mounting grooves; 11. a limiting block; 12. a limiting groove; 13. a spring; 14. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides an embodiment: internal circulation domestic sewage treatment plant, which comprises a tank body 1, the upper end of the tank body 1 is equipped with a rectification section of thick bamboo 2, the both sides of a rectification section of thick bamboo 2 all are equipped with installation piece 9, the below of installation piece 9 is located the up end of the tank body 1 and is equipped with mounting groove 10, the both ends of installation piece 9 up end all are equipped with movable groove 14, the inboard of movable groove 14 is equipped with stopper 11, the inboard that one end of stopper 11 is located mounting groove 10 is equipped with spacing groove 12, stopper 11 pegs graft in the inboard of spacing groove 12, the both sides of rectification section of thick bamboo 2 up end are equipped with bleed pipe 3 and blast pipe 4 respectively, bleed pipe 3 and blast pipe 4 run through rectification section of thick bamboo 2 and extend to the inboard of the tank body 1, the below of bleed pipe 3 is located the inner wall of the tank body 1 and is equipped with immersible pump 7, wholly flow through the air-lift type internal circulation, make sewage be in dynamic circulation's flow process, and further make the device inside good oxygen, the oxygen deficiency, anaerobic reaction zone appear according to the difference of dissolved oxygen concentration, thereby system stability obtains promoting, dwell time has been reduced, the production of surplus mud, carry out dismouting to a rectification section of thick bamboo 2 through pressing stopper 11, be convenient for follow-up and carry out the change and change.

Further, the both ends of 1 one side of the jar body are equipped with feed inlet 5 and discharge gate 6 respectively, and jar body 1 is connected with feed inlet 5 and discharge gate 6 through the welding.

Through adopting above-mentioned technical scheme, both ends through 1 one side of the jar body are equipped with feed inlet 5 and discharge gate 6 respectively, and jar body 1 is connected with feed inlet 5 and discharge gate 6 through the welding, and then is convenient for defeated material and pay-off.

Further, the front end of the discharge port 6 is provided with a filter element 8, and the discharge port 6 is in threaded rotary connection with the filter element 8.

Through adopting above-mentioned technical scheme, be equipped with filter core 8 through the front end of discharge gate 6, discharge gate 6 and filter core 8 pass through screw thread swivelling joint, and then are convenient for carry out the secondary filter through filter core 8 when the pay-off.

Further, the rear end of the limiting block 11 is located on the inner side of the movable groove 14 and is provided with a spring 13, the movable groove 14 is connected with the spring 13 through a bolt, the limiting block 11 is connected with the movable groove 14 through the spring 13, one end of the limiting block 11 is equal to the limiting groove 12 in size, and the limiting block 11 is inserted into the inner side of the limiting groove 12 through the spring 13.

Through adopting above-mentioned technical scheme, the inboard that is located movable groove 14 through the rear end of stopper 11 is equipped with spring 13, and movable groove 14 and spring 13 pass through bolted connection, and stopper 11 passes through spring 13 and is connected with movable groove 14, and the one end of stopper 11 equals with the size of spacing groove 12, and stopper 11 pegs graft in the inboard of spacing groove 12 through spring 13, and then is convenient for press stopper 11 and carry out the dismouting to jar body 1 and fairing 2.

Further, the both sides of immersible pump 7 are located the inboard of jar body 1 and are equipped with the support frame, and immersible pump 7 passes through the bolt and is connected with the support frame.

Through adopting above-mentioned technical scheme, the inboard that is located jar body 1 through the both sides of immersible pump 7 is equipped with the support frame, and immersible pump 7 passes through the bolt to be connected with the support frame, and then is convenient for install immersible pump 7.

Furthermore, an annular groove is formed in the inner wall of the tank body 1 below the rectifying cylinder 2, and a sealing rubber strip is arranged on the inner side of the annular groove.

By adopting the technical scheme, the inner wall of the tank body 1 below the rectifying cylinder 2 is provided with the annular groove, and the inner side of the annular groove is provided with the sealing rubber strip, so that the sealing performance of the device is improved conveniently.

In conclusion, when the device is used, whether all the components are intact is detected firstly, after the detection is finished, sewage is input into the tank body 1 from the feed port 5, the power supply is switched on, the device is started, a liquid phase in the rectifying cylinder 2 is pumped to the bottom of the tank body under the driving of the submersible pump 7, meanwhile, the liquid phase in the air guide pipe 3 flows to cause the pressure difference with the external space, air outside the device automatically enters the air guide pipe under the negative pressure and is discharged from the bottom of the device together with liquid phase flow, an aerobic reaction zone is formed at the bottom of the device in the process, the gas content at the bottom of the device is higher, the exhaust pipe 4 extends into the bottom area of the device, the gas phase which cannot be dissolved in water automatically enters the exhaust pipe 4 and is finally discharged from an outlet of the exhaust pipe 4 which is above the device and exposed to the external space, in the gas lifting process, the liquid phase at the bottom of the device is lifted together with the gas, one part of the liquid phase wrapped and flows out from the middle of the device, and the middle of the device is equivalent to an anoxic zone; another part liquid phase is promoting to the device top, the blast pipe flows out when the annular region that rectifying cylinder and jar body formed, the annular region function is equivalent to the sedimentation tank promptly, liquid phase in the device is from the internal pumping of rectifying cylinder to the device bottom, promote to the annular region again spontaneously, this process has formed the two-phase inner loop of gas-liquid around rectifying cylinder and has flowed, because rectifying cylinder inner space gas content is minimum, consequently, be equivalent to the anaerobic zone, and then be convenient for sewage through the difference according to dissolved oxygen concentration appear good oxygen, the oxygen deficiency, the anaerobic reaction district, thereby handle the filtration, thereby discharge through discharge gate 6.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Internal loop sewage treatment plant, including jar body (1), its characterized in that: the utility model discloses a rectification tank, including jar body (1), installation piece (9), limiting block (11), limiting groove (12), stopper (11), limit groove (12), bleed pipe (3) and blast pipe (4), the inboard that the one end of stopper (11) is located mounting groove (10), the inboard of stopper (11) is pegged graft at limiting groove (12), the both ends of installation piece (9) up end all are equipped with movable groove (14), the both sides of rectification tank (2) up end are equipped with bleed pipe (3) and blast pipe (4) respectively, bleed pipe (3) and blast pipe (4) run through rectification tank (2) and extend to the inboard of the jar body (1), the inner wall that the lower position of bleed pipe (3) is located the jar body (1) is equipped with immersible pump (7).

2. The internal circulation domestic sewage treatment apparatus according to claim 1, wherein: the both ends of jar body (1) one side are equipped with feed inlet (5) and discharge gate (6) respectively, jar body (1) is connected with feed inlet (5) and discharge gate (6) through the welding.

3. The internal circulation domestic sewage treatment apparatus according to claim 2, wherein: the front end of discharge gate (6) is equipped with filter core (8), discharge gate (6) and filter core (8) pass through screw thread swivelling joint.

4. The internal circulation domestic sewage treatment apparatus according to claim 1, wherein: the rear end of the limiting block (11) is located on the inner side of the movable groove (14) and is provided with a spring (13), the movable groove (14) is connected with the spring (13) through a bolt, and the limiting block (11) is connected with the movable groove (14) through the spring (13).

5. The internal circulation domestic sewage treatment apparatus according to claim 1, wherein: one end of the limiting block (11) is equal to the limiting groove (12), and the limiting block (11) is inserted into the inner side of the limiting groove (12) through a spring (13).

6. The internal circulation domestic sewage treatment apparatus according to claim 1, wherein: the both sides of immersible pump (7) are located the inboard of jar body (1) and are equipped with the support frame, immersible pump (7) are connected with the support frame through the bolt.

7. The internal circulation domestic sewage treatment apparatus according to claim 1, wherein: an annular groove is formed in the inner wall, located on the tank body (1), of the lower portion of the rectifying cylinder (2), and a sealing rubber strip is arranged on the inner side of the annular groove.