CN211921220U

CN211921220U - Sewage treatment plant for environmental engineering

Info

Publication number: CN211921220U
Application number: CN202020092263.0U
Authority: CN
Inventors: 朱蕾
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-13
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a sewage treatment device for environmental engineering, including the preliminary filter, be equipped with the grid plate on the inside lower side wall left side of preliminary filter, the bottom of preliminary filter is equipped with the one end of first water pump, the right side of preliminary filter is equipped with the anaerobism pond, the other end of first water pump stretches into in the anaerobism pond, the upper portion of anaerobism pond is equipped with the closing plate, longitudinal thread connection has the rubber buffer on the closing plate, the bottom of anaerobism pond is equipped with the one end of second water pump, the second water pump runs through the closing plate, the right side of anaerobism pond is equipped with the oxygen boosting pond, the other end of second water pump stretches into in the oxygen boosting pond, the upper portion of oxygen boosting pond is equipped with the apron, be equipped with the air pump on the apron, the setting of anaerobism pond and oxygen boosting device to sewage bactericidal; the air guide plate that the air pump bottom set up has improved the mixed effect of gaseous and oxygen boosting pond internal sewage, and the blade in the flocculation basin has promoted the mixed effect of flocculating agent and sewage in order to promote the flocculation effect.

Description

Sewage treatment plant for environmental engineering

Technical Field

The utility model relates to a sewage treatment technical field, concrete field is a sewage treatment plant for environmental engineering.

Background

Environmental engineering is a branch of environmental science, mainly studies how to protect and reasonably utilize natural resources, solves increasingly serious environmental problems by using scientific means, improves environmental quality, promotes environmental protection and social development, and is a scientific technology for studying and working on preventing and treating environmental pollution and improving environmental quality. The sewage treatment through environmental engineering can make the treatment effect of sewage show and improve, guarantees that sewage can obtain recycling. The existing sewage treatment device for environmental engineering has poor disinfection effect and poor flocculation effect when being used for sewage treatment, so that a novel device is needed to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage treatment plant for environmental engineering to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sewage treatment device for environmental engineering comprises a primary filter tank, wherein a grid plate is arranged on the left side of the lower side wall in the primary filter tank, one end of a first water pump is arranged at the bottom of the primary filter tank, an anaerobic tank is arranged on the right side of the primary filter tank, the other end of the first water pump extends into the anaerobic tank, a sealing plate is arranged on the upper portion of the anaerobic tank, a rubber plug is connected to the sealing plate in a longitudinal threaded manner, one end of a second water pump is arranged at the bottom of the anaerobic tank, the second water pump penetrates through the sealing plate, an oxygen-enriched tank is arranged on the right side of the anaerobic tank, the other end of the second water pump extends into the oxygen-enriched tank, one end of a third water pump is arranged at the bottom of the oxygen-enriched tank, a cover plate is arranged on the upper portion of the oxygen-enriched tank, a plurality of air holes, a flocculation tank is arranged on the right side of the oxygen enrichment tank, the other end of the third water pump extends into the flocculation tank, one end of a fourth water pump is arranged at the bottom of the flocculation tank, a supporting plate is arranged on the upper portion of the flocculation tank, a plurality of air vents are arranged on the supporting plate, a funnel penetrates through one side of the supporting plate, a motor is arranged on one side of the upper surface of the supporting plate, a driving gear is arranged on an output shaft of the motor, a stirring shaft penetrates through the middle portion of the supporting plate, a stirring device is arranged on the lower portion of the stirring shaft, a driven gear is arranged on the upper portion of the stirring shaft and is meshed with the driving gear, a sedimentation tank is arranged on the right side of the flocculation tank, the other end of the fourth water pump extends into the sedimentation tank, one end of a sludge pump is arranged at the bottom of, the inside of sedimentation tank is equipped with the one end of fifth water pump, the right side of sedimentation tank is equipped with the disinfection pond, and the other end of fifth water pump stretches into in the disinfection pond, the inside in disinfection pond is equipped with the one end of sixth water pump, the other end of sixth water pump links to each other with filter equipment.

Preferably, the lower end part of the pipeline of the air pump is provided with an air guide plate, and the upper side wall of the air guide plate is uniformly provided with a plurality of one-way valves.

Preferably, the stirring device comprises a device shell, the lower part of the stirring shaft penetrates through the upper side wall of the device shell and is fixedly connected with the upper side wall of the device shell, the lower end part of the stirring shaft is fixedly connected with the inner bottom surface of the device shell, the side wall of the device shell penetrates through and is rotatably connected with a plurality of driven shafts, torque is transmitted between the driven shafts and the stirring shaft through bevel gears, and a plurality of blades are arranged outside the driven shafts.

Preferably, the driving gear and the driven gear both adopt helical gears.

Preferably, the bottom surface of the sedimentation tank is provided with a sedimentation inclined plane.

Preferably, the contact positions of the pipelines on the first water pump and the second water pump and the sealing plate are both provided with sealing glue.

Preferably, the included angle between the grid plate and the bottom of the primary filter tank is 45-90 degrees.

Compared with the prior art, the beneficial effects of the utility model are that: the sewage treatment device for the environmental engineering has the advantages that the anaerobic tank and the oxygen enrichment tank are arranged to correspondingly kill most of aerobic bacteria and anaerobic bacteria in sewage, and the sterilization effect of the device on the sewage is improved; air pump bottom is provided with the air deflector, is provided with the check valve on the air deflector for gaseous flow from the air deflector simultaneously after reaching the same pressure, improved the mixed effect of gaseous and oxygen boosting pond internal sewage, the blade in the flocculation basin is also rotatory around the stirring shaft when rotatory around the axis of rotation, has promoted the mixed effect of flocculating agent and sewage in order to promote the flocculation effect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the point C of FIG. 1 according to the present invention;

fig. 5 is an enlarged view of the point D in fig. 1 according to the present invention.

In the figure: 1-primary filter tank, 2-grid plate, 3-first water pump, 4-anaerobic tank, 5-sealing plate, 6-rubber plug, 7-second water pump, 8-oxygen-enriched tank, 9-third water pump, 10-cover plate, 11-air pump, 12-flocculation tank, 13-fourth water pump, 14-support plate, 15-funnel, 16-motor, 17-driving gear, 18-stirring shaft, 19-stirring device, 1901-device shell, 1902-driven shaft, 1903-blade, 20-driven gear, 21-sedimentation tank, 22-sludge pump, 23-sludge tank, 24-fifth water pump, 25-disinfection tank, 26-sixth water pump, 27-filtering device, 28-air guide plate, 29-one-way valve, 30-inclined plane of sedimentation.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a sewage treatment plant for environmental engineering, includes primary filter 1, primary filter 1 is the notch cuttype, be equipped with grid plate 2 on the inside lower lateral wall left side of primary filter 1, grid plate 2 is used for filtering big particulate matter, primary filter 1's bottom is equipped with the one end of first water pump 3, primary filter 1's right side is equipped with anaerobism pond 4, and anaerobism pond 4 is used for killing most good fungi that cultivate, the other end of first water pump 3 stretches into in anaerobism pond 4, anaerobism pond 4's upper portion is equipped with sealing plate 5, guarantees that anaerobism pond 4 is low with interior oxygen content, longitudinal thread connection has rubber buffer 6 on sealing plate 5, and rubber buffer 6 only opens when sewage input or sewage output for sewage input or output do not receive the pressure difference influence, anaerobism pond 4's bottom is equipped with the one end of second water pump 7, second water pump 7 runs through sealing plate 5, the right side of the anaerobic tank 4 is provided with an oxygen-enriched tank 8, the oxygen-enriched tank 8 is used for killing most anaerobic bacteria, the other end of the second water pump 7 extends into the oxygen-enriched tank 8, the bottom of the oxygen-enriched tank 8 is provided with one end of a third water pump 9, the upper part of the oxygen-enriched tank 8 is provided with a cover plate 10, the cover plate 10 is used for accommodating an air pump 11, the cover plate 10 is provided with a plurality of vent holes in a penetrating manner to ensure the consistent internal and external pressure intensity, the cover plate 10 is provided with an air pump 11 which can continuously input a large amount of air into the oxygen-enriched tank 8, one end of the air pump 11 extends into the oxygen-enriched tank 8, the right side of the oxygen-enriched tank 8 is provided with a flocculation tank 12 which is used for coagulating particles in sewage, the other end of the third water pump 9 extends into the flocculation tank 12, the bottom of the flocculation tank 12 is provided with one, the support plate 14 is used for supporting a stirring shaft 18, a motor 16 and a funnel 15, a plurality of air holes are arranged on the support plate 14, the funnel 15 is arranged on one side of the support plate 14 in a penetrating manner and can be fixedly connected with the support plate, the motor 16 is arranged on one side of the upper surface of the support plate 14 and can be fixedly connected with the support plate through bolts, a driving gear 17 is arranged on an output shaft of the motor 16 and can be connected with the support plate through splines, the stirring shaft 18 is arranged in the middle of the support plate 14 in a penetrating manner, the stirring shaft 18 can freely rotate in the support plate 14 and is provided with a bearing at the contact position, a stirring device 19 is arranged at the lower part of the stirring shaft 18, a driven gear 20 is arranged at the upper part of the stirring shaft 18 and can be connected with the stirring shaft through splines, the driven gear 20 is meshed with the, the sedimentation tank 21 is provided with a plurality of sedimentation tanks for improving sedimentation effect, the other end of the fourth water pump 13 extends into the sedimentation tank 21, the bottom of the sedimentation tank 21 is provided with one end of a sludge pump 22, the other end of the sludge pump 22 extends into the sludge tank 23, one end of a fifth water pump 24 is arranged inside the sedimentation tank 21, the right side of the sedimentation tank 21 is provided with a disinfection tank 25 for disinfecting sewage, the other end of the fifth water pump 24 extends into the disinfection tank 25, one end of a sixth water pump 26 is arranged inside the disinfection tank 25, the other end of the sixth water pump 26 is connected with a filtering device 27, and after filtering is finished and detection is qualified, the sewage can be recycled or discharged after reaching the standard.

Specifically, the lower end of the pipeline of the air pump 11 is provided with an air guide plate 28, the upper side wall of the air guide plate 28 is uniformly provided with a plurality of one-way valves 29, the one-way valves 29 can ensure that the air output is carried out when the pressure at the one-way valves 29 in the air guide plate reaches a certain value, the one-way valves 29 can be opened and closed simultaneously, and the mixing effect of the air and the sewage is improved.

Specifically, agitating unit 19 includes device casing 1901, the lower part of stirring shaft 18 run through the device casing 1901 the last lateral wall and with device casing 1901's last lateral wall fixed connection, the lower tip of stirring shaft 18 with the inside bottom surface fixed connection of device casing 1901, the lateral wall of device casing 1901 runs through to rotate and is connected with a plurality of driven shafts 1902, driven shaft 1902 with rely on bevel gear transmission torque between the stirring shaft 18, the outside of driven shaft 1902 all is equipped with a plurality of blades 1903, and the blade 1903 revolves around stirring shaft 18 under the drive of device casing 1901 in the rotation, has improved the effect of mixing of flocculating agent and sewage in order to promote the flocculation effect of sewage.

Specifically, the driving gear 17 and the driven gear 20 both adopt helical gears, and the helical gears are adopted, so that the transmission is stable, the noise is low, and the work is reliable.

Specifically, the bottom surface of the sedimentation tank 21 is provided with a sedimentation inclined plane 30, the sedimentation inclined plane 30 is composed of two inclined plates, and the middle part of the sedimentation inclined plane is sunken towards the sludge pump 22, so that sediments are gathered towards the sunken part, and the efficiency and the effect of conveying the sediments by the sludge pump 22 are improved.

Particularly, the contact positions of the pipelines on the first water pump 3 and the second water pump 7 and the sealing plate 5 are both provided with sealing glue, so that the sealing effect of the sealing plate is ensured.

Specifically, the included angle between the grid plate 2 and the bottom of the primary filter tank 1 is 45-90 degrees, and the grid plate 2 is not easy to have a good filtering effect on large particles in sewage when the included angle is too small or too large.

The working principle is as follows: in the utility model, sewage is firstly discharged into the primary filter tank 1, due to the ladder-shaped design of the primary filter tank, the sewage can be conveyed to the anaerobic tank 4 by the first water pump 3 after primary filtration is completed by the grid plate 2, most of the aerobic bacteria in the sewage die after the sewage can be stored for a certain time in the anaerobic tank, the sewage is conveyed to the oxygen-enriched tank 8 by the second water pump 7, the air pump can continuously input air or oxygen into the oxygen-enriched tank 8, the check valve 29 on the air guide plate 28 ensures the mixing effect of the air and the sewage, after a period of time, most of the anaerobic bacteria in the sewage die, the sewage is conveyed to the flocculation tank by the third water pump 9, a flocculating agent is added by the funnel 15, after the motor 16 is started, the stirring shaft 18 rotates, the device shell 1901 rotates along with the stirring shaft 18, the stirring shaft 18 drives the driven shaft 1902 to complete 'revolution', and the bevel gear arranged on the stirring shaft 18 drives the bevel gear to, driven shaft 1902 can rotate, accomplish "rotation", blade 1903 on the driven shaft 1902 can carry out the rotation in the revolution, the mixed effect of flocculating agent and sewage has been improved, a period of time back, sewage transports to sedimentation tank 21 via fourth water pump 13, through the natural sedimentation of a period of time, the sewage that the upper portion is clear relatively transports to the disinfection pond via fifth water pump 24, accomplish after disinfecting and transport to filter equipment via sixth water pump 26, can detect quality of water after the filtration finishes, can utilize once more or discharge after up to standard, the precipitate of sedimentation tank 21 lower part assembles the groove of sedimentation inclined plane 30, the precipitate transports to the sludge impoundment through sludge pump 22, wait for further processing.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage treatment plant for environmental engineering, includes primary filter (1), its characterized in that: the device is characterized in that a grid plate (2) is arranged on the left side of the lower side wall in the primary filter tank (1), one end of a first water pump (3) is arranged at the bottom of the primary filter tank (1), an anaerobic tank (4) is arranged on the right side of the primary filter tank (1), the other end of the first water pump (3) extends into the anaerobic tank (4), a sealing plate (5) is arranged on the upper portion of the anaerobic tank (4), a rubber plug (6) is longitudinally connected onto the sealing plate (5) in a threaded manner, one end of a second water pump (7) is arranged at the bottom of the anaerobic tank (4), the second water pump (7) penetrates through the sealing plate (5), an oxygen-enriched tank (8) is arranged on the right side of the anaerobic tank (4), the other end of the second water pump (7) extends into the oxygen-enriched tank (8), one end of a third water pump (9) is arranged at the bottom of the oxygen-enriched tank (8), and a cover plate, the novel oxygen-enriched air purification device is characterized in that a plurality of air holes are formed in the cover plate (10) in a penetrating mode, an air pump (11) is arranged on the cover plate (10), one end of the air pump (11) extends into the oxygen-enriched pool (8), a flocculation pool (12) is arranged on the right side of the oxygen-enriched pool (8), the other end of a third water pump (9) extends into the flocculation pool (12), one end of a fourth water pump (13) is arranged at the bottom of the flocculation pool (12), a supporting plate (14) is arranged on the upper portion of the flocculation pool (12), a plurality of air holes are formed in the supporting plate (14), a funnel (15) is arranged on one side of the supporting plate (14) in a penetrating mode, a motor (16) is arranged on one side of the upper surface of the supporting plate (14), a driving gear (17) is arranged on an output shaft of the motor (16), a stirring shaft (18) is arranged, the upper portion of stirring axle (18) is equipped with driven gear (20), driven gear (20) with driving gear (17) mesh mutually, the right side of flocculation basin (12) is equipped with sedimentation tank (21), the other end of fourth water pump (13) stretches into in sedimentation tank (21), the bottom of sedimentation tank (21) is equipped with the one end of sludge pump (22), the other end of sludge pump (22) stretches into in sludge tank (23), the inside of sedimentation tank (21) is equipped with the one end of fifth water pump (24), the right side of sedimentation tank (21) is equipped with disinfection pond (25), and the other end of fifth water pump (24) stretches into in disinfection pond (25), the inside of disinfection pond (25) is equipped with the one end of sixth water pump (26), the other end of sixth water pump (26) links to each other with filter equipment (27).

2. The sewage treatment device for environmental engineering according to claim 1, wherein: the lower end of the pipeline of the air pump (11) is provided with an air guide plate (28), and the upper side wall of the air guide plate (28) is uniformly provided with a plurality of one-way valves (29).

3. The sewage treatment device for environmental engineering according to claim 1, wherein: agitating unit (19) including device casing (1901), stirring shaft (18) run through the last lateral wall of device casing (1901) and with the last lateral wall fixed connection of device casing (1901), the lower tip of stirring shaft (18) with the inside bottom surface fixed connection of device casing (1901), the lateral wall of device casing (1901) runs through to rotate and is connected with a plurality of driven shafts (1902), driven shaft (1902) with rely on bevel gear transmission torque between stirring shaft (18), the outside of driven shaft (1902) all is equipped with a plurality of blades (1903).

4. The sewage treatment device for environmental engineering according to claim 1, wherein: the driving gear (17) and the driven gear (20) both adopt helical gears.

5. The sewage treatment device for environmental engineering according to claim 1, wherein: the bottom surface of the sedimentation tank (21) is provided with a sedimentation inclined plane (30).

6. The sewage treatment device for environmental engineering according to claim 1, wherein: and the contact positions of the pipelines on the first water pump (3) and the second water pump (7) and the sealing plate (5) are respectively provided with a sealant.

7. The sewage treatment device for environmental engineering according to claim 1, wherein: the included angle between the grid plate (2) and the bottom of the primary filter tank (1) is 45-90 degrees.