CN215161827U

CN215161827U - Sewage treatment device

Info

Publication number: CN215161827U
Application number: CN202121562569.9U
Authority: CN
Inventors: 熊信河
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-10
Filing date: 2021-07-10
Publication date: 2021-12-14
Anticipated expiration: 2031-07-10

Abstract

The application relates to a sewage treatment device, which comprises a control module, a communication module and a sewage treatment module; the communication module is electrically connected with the control module; the sewage treatment module comprises a first sedimentation tank, a filtering module, a second sedimentation tank and an ultraviolet disinfection tank which are sequentially arranged along the water flow direction; a water inlet and a flocculant inlet are formed in the top of the first sedimentation tank, a first flowmeter is arranged at the water inlet of the first sedimentation tank, and a first electromagnetic valve is arranged at the flocculant inlet; the filtering module comprises at least two filtering chambers, and a filtering plate and a pressure difference controller are arranged in each filtering chamber; the water inlet of the ultraviolet disinfection tank is provided with a second flowmeter, and the top of the ultraviolet disinfection tank is provided with at least one row of ultraviolet disinfection lamps and a timer. The utility model discloses can realize the addition according to sewage inflow control flocculating agent to be provided with a plurality of filtration module and realize incessant filtration, promote the treatment effect and the treatment effeciency of sewage.

Description

Sewage treatment device

Technical Field

The application relates to the technical field of sewage treatment, in particular to a sewage treatment device.

Background

Water is a source of life, human lives and develops without boiling water, but with the rapid development of social economy and the continuous construction of industrial enterprises, the water body pollution becomes more and more serious. In order to protect precious water resources, sewage needs to be treated. The sewage mainly comprises domestic sewage and industrial sewage, the common sewage treatment methods comprise physical and chemical treatment and biological treatment, the sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, urban landscape, catering and the like, but the existing sewage treatment device has the problems of poor treatment effect, low efficiency and the like.

Disclosure of Invention

An object of the utility model is to provide a sewage treatment plant can realize the addition according to sewage inflow control flocculating agent to be provided with a plurality of filtration module and realize incessant filtration, promote the treatment effect and the treatment effeciency of sewage.

The utility model adopts the technical proposal that: a sewage treatment device comprises a control module, a communication module and a sewage treatment module; the communication module is electrically connected with the control module; the sewage treatment module comprises a first sedimentation tank, a filtering module, a second sedimentation tank and an ultraviolet disinfection tank which are sequentially arranged along the water flow direction; the top of the first sedimentation tank is provided with a water inlet and a flocculant inlet, the water inlet of the first sedimentation tank is provided with a first flowmeter, the flocculant inlet is provided with a first electromagnetic valve, and the first flowmeter is used for controlling the opening and closing of the first electromagnetic valve; the filtering module comprises at least two filtering chambers, the water inlet end of each filtering chamber is connected with the first sedimentation tank, the water outlet end of each filtering chamber is connected with the second sedimentation tank, a filtering plate and a pressure difference controller are arranged in each filtering chamber, the two ends of each pressure difference controller are respectively arranged at the water inlet end and the water outlet end of each filtering chamber, a second electromagnetic valve is arranged at the water inlet end of each filtering chamber, and the pressure difference controller is used for controlling the opening and closing of the second electromagnetic valve; a second flowmeter is arranged at a water inlet of the ultraviolet disinfection tank, and at least one row of ultraviolet disinfection lamps and a timer are arranged at the top of the ultraviolet disinfection tank; the second flowmeter is used for controlling the on and off of the ultraviolet disinfection lamp and the timer; the first flowmeter, the second flowmeter, the first electromagnetic valve, the second electromagnetic valve, the pressure difference controller, the ultraviolet disinfection lamp and the timer are all electrically connected with the control module.

Furthermore, a cleaning mechanism is arranged in the filter chamber and comprises a driving motor, a driving screw rod and a cleaning brush, wherein the driving screw rod is arranged on two sides of the filter plate and connected with a rotating shaft of the driving motor; the two ends of the cleaning brush are connected with the driving screw through threads; the driving motor is electrically connected with the control module, and the pressure difference controller controls the driving motor to be turned on or turned off.

Further, the bottom of first sedimentation tank, second sedimentation tank and filter chamber all is provided with the drip chamber, the drip chamber is for leaking hopper-shaped, the bottom of drip chamber is provided with the blowoff valve.

Further, the number of the filter chambers is 2-3.

Further, the number of the ultraviolet disinfection lamps is 1-5 rows.

The beneficial effects of the utility model reside in that:

(1) the inlet flow of the sewage is detected through the first flowmeter, the opening degree of the first electromagnetic valve is controlled through the control module, the addition amount of the flocculating agent is further controlled, the flocculating agent is ensured to be fully mixed with the sewage, and the sedimentation effect is improved;

(2) the device is provided with a plurality of filter chambers connected in parallel, each filter chamber is provided with a pressure difference controller for detecting the water pressure difference at two sides of the filter plate, and when the pressure difference reaches an early warning value, a cleaning mechanism is started to clean the filter plate so as to maintain the normal work of the filter chambers; when the pressure difference reaches an alarm value, closing the second electromagnetic valve and replacing the filter plate; at the moment, the utility model can also be filtered by other filtering chambers, thereby realizing uninterrupted work;

(3) the water inlet flow of the ultraviolet disinfection tank is detected through the second flowmeter, and the control module controls the ultraviolet disinfection lamps with corresponding quantity to be turned on to disinfect the sewage in the ultraviolet disinfection tank; the larger the water inlet flow is, the more ultraviolet disinfection lamps are turned on, the smaller the water flow is, and the fewer ultraviolet disinfection lamps are turned on; the disinfection effect is ensured, and meanwhile, the electric energy loss is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic diagram of a control structure according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a sewage treatment module according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a cleaning mechanism according to an embodiment of the present invention;

the reference signs explain: 1-a control module, 2-a communication module, 3-a first sedimentation tank, 4-a second sedimentation tank, 5-an ultraviolet disinfection tank, 6-a first flowmeter, 7-a first electromagnetic valve, 8-a filter chamber, 9-a filter plate, 10-a pressure difference controller, 11-a second electromagnetic valve, 12-a second flowmeter, 13-an ultraviolet disinfection lamp, 14-a timer, 15-a driving motor, 16-a driving screw rod, 17-a cleaning brush, 18-a sedimentation chamber and 19-a blow-down valve.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and the present invention is not limited to the specific embodiments disclosed below.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and claims of this patent application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.

As shown in fig. 1 to 3, a sewage treatment device comprises a control module 1, a communication module 2 and a sewage treatment module; the communication module 2 is electrically connected with the control module 1; the sewage treatment module comprises a first sedimentation tank 3, a filtering module, a second sedimentation tank 4 and an ultraviolet disinfection tank 5 which are sequentially arranged along the water flow direction; a water inlet and a flocculant inlet are formed in the top of the first sedimentation tank 3, a first flowmeter 6 is arranged at the water inlet of the first sedimentation tank, a first electromagnetic valve 7 is arranged at the flocculant inlet, and the first flowmeter 6 is used for controlling the first electromagnetic valve 7 to be opened and closed; the filtering module comprises at least two filtering chambers 8, the water inlet end of each filtering chamber 8 is connected with the first sedimentation tank 3, the water outlet end is connected with the second sedimentation tank 4, a filtering plate 9 and a pressure difference controller 10 are arranged in each filtering chamber 8, two ends of each pressure difference controller 10 are respectively arranged at the water inlet end and the water outlet end of each filtering chamber 8, a second electromagnetic valve 11 is arranged at the water inlet end of each filtering chamber 8, and the pressure difference controller 10 is used for controlling the opening and closing of the second electromagnetic valve 11; a second flowmeter 12 is arranged at the water inlet of the ultraviolet disinfection tank 5, and at least one row of ultraviolet disinfection lamps 13 and a timer 14 are arranged at the top of the ultraviolet disinfection tank; the second flowmeter 12 is used for controlling the on and off of an ultraviolet disinfection lamp 13 and a timer 14; the first flowmeter 6, the second flowmeter 12, the first electromagnetic valve 7, the second electromagnetic valve 11, the differential pressure controller 10, the ultraviolet disinfection lamp 13 and the timer 14 are all electrically connected with the control module 1.

In the embodiment of the present invention, a cleaning mechanism is further disposed in the filtering chamber 8, the cleaning mechanism includes a driving motor 15, a driving screw 16 and a cleaning brush 17, the driving screw 16 is disposed on both sides of the filtering plate 9 and connected to a rotating shaft of the driving motor 15; two ends of the cleaning brush 17 are connected with the driving screw 16 through threads; the driving motor 15 is electrically connected with the control module 1, and the differential pressure controller 10 controls the driving motor 15 to be turned on or off. The bottom of first sedimentation tank 3, second sedimentation tank 4 and filter chamber 8 all is provided with drip chamber 18, drip chamber 18 is for leaking hopper-shaped, the bottom of drip chamber 18 is provided with blowoff valve 19.

Sewage enters the sedimentation chamber 18 from the water inlet of the first sedimentation tank 3, the first flowmeter 6 can detect the flow of sewage flowing into the first sedimentation tank 3 in real time, and the control module 1 controls the first electromagnetic valve 7 to be opened after receiving the detection data of the first flowmeter 6 and controls the degree of the first electromagnetic valve 7 according to the data size detected by the first flowmeter 6. The larger the sewage flow is, the larger the opening degree of the first electromagnetic valve 7 is, and the larger the flow of the flocculating agent added into the first sedimentation tank 3 is; the smaller the sewage flow is, the smaller the opening degree of the first electromagnetic valve 7 is, and the smaller the flow of the flocculating agent added into the first sedimentation tank 3 is. The degree of the first electromagnetic valve 7 is controlled according to the data size detected by the first flowmeter 6, so that the using amount of the flocculating agent is controlled, the using amount of the flocculating agent is saved, the flocculating agent can be fully contacted with sewage, and the sewage treatment effect is enhanced. The impurity after the sediment falls into the drip chamber 18 of first sedimentation tank 3 bottom, drip chamber 18 is for leaking hopper-shaped, does benefit to the blowdown, opens the blowoff valve 19 of drip chamber 18 bottom, can discharge the inside impurity of drip chamber 18.

The sewage treated by the first sedimentation tank 3 enters one of the filter chambers 8 along a pipeline, and a filter plate 9 is arranged in the filter chamber 8 and can filter particles mixed in the water and impurities which are not completely precipitated. Impurities and particles are attached to the filter holes of the filter plate 9, so that the filtering efficiency of the filter plate 9 is reduced, and meanwhile, the pressure of the water inlet end and the pressure of the water outlet end of the filter chamber 8 are inconsistent. The pressure difference between the water inlet end and the water outlet end of the filter chamber 8 can be detected in real time by the pressure difference controller 10. When the pressure difference reaches the early warning value, the control module 1 controls the driving motor 15 to start after receiving the signal of the pressure difference controller 10, drives the driving screw 16 to rotate, drives the cleaning brush 17 to move up and down under the action of the threads, cleans the filter plate 9, and prolongs the service life of the filter plate 9. The filtered and cleaned impurities and particles can be discharged through a blow-down valve 19 at the bottom of the filtering chamber 8. When the pressure difference between the water inlet end and the water outlet end of the filtering chamber 8 reaches an alarm value, after the control module 1 receives a signal of the pressure difference controller 10, the control module 1 closes the second electromagnetic valve 11 corresponding to the water inlet end of the filtering chamber 8 in use, and simultaneously sends the signal of the pressure difference controller 10 to a worker through the communication module 2 to remind the worker to replace the filtering plate 9. The staff can choose to open the second electromagnetic valves 11 corresponding to the rest of the filter chambers 8, and put the rest of the filter chambers 8 into use, thereby realizing uninterrupted filtration. According to the actual use scene, the quantity of filter chamber 8 is 2~3, both can realize incessant filtration, also can not occupy a large amount of spaces, prevents to promote cost and extravagant resource by a wide margin. In the embodiment of the present invention, the number of the filtering chambers 8 is 2.

And the filtered sewage flows into the second sedimentation tank 4 along the pipeline for standing sedimentation, so that impurities in the water are further removed. The settled water flows into the ultraviolet disinfection tank 5 through a pipeline, and a second flow meter 12 is arranged at the water inlet of the ultraviolet disinfection tank 5, so that the flow of the sewage flowing into the ultraviolet disinfection tank 5 can be detected in real time. The control module 1 controls the ultraviolet disinfection lamp 13 to be turned on after receiving the detection data of the second flowmeter 12, and controls the turn-on number of the ultraviolet disinfection lamp 13 according to the data size detected by the second flowmeter 12. The larger the sewage flow is, the more the ultraviolet disinfection lamps 13 are turned on; the smaller the flow rate of sewage, the smaller the number of ultraviolet sterilizing lamps 13 turned on. The ultraviolet disinfection lamp 13 is started and the timer 14 is started at the same time, and after the set timing time is reached, the control module 1 closes the ultraviolet disinfection lamp 13 and the timer 14 to finish disinfection. The number of the ultraviolet disinfection lamps 13 which are turned on is controlled according to the data size detected by the second flowmeter 12, so that the disinfection effect is guaranteed, the utilization rate of the ultraviolet disinfection lamps 13 is improved, each row of ultraviolet disinfection lamps 13 are fully utilized, and electric energy is saved. According to the size of ultraviolet ray disinfection pond 5, the quantity of ultraviolet ray disinfection lamp 13 is 1~5 rows the embodiment of the utility model provides an, the quantity of ultraviolet ray disinfection lamp 13 is 3 rows.

The embodiment of the utility model provides a detect the inflow flow of sewage through first flowmeter 6 to through the opening degree of control module 1 control first solenoid valve 7, and then control the addition of flocculating agent, ensure that flocculating agent and sewage intensive mixing, promote the settlement effect; the water inlet flow of the ultraviolet disinfection tank 5 is detected through the second flowmeter 12, and the control module 1 controls the ultraviolet disinfection lamps 13 with corresponding quantity to be turned on, so that the sewage in the ultraviolet disinfection tank 5 is disinfected; the larger the water inlet flow is, the more ultraviolet disinfection lamps 13 are turned on, and the smaller the water flow is, the fewer ultraviolet disinfection lamps 13 are turned on; the disinfection effect is ensured, and meanwhile, the electric energy loss is reduced. The embodiment of the utility model is provided with a plurality of parallel filter chambers 8, each filter chamber 8 is provided with a pressure difference controller 10 for detecting the water pressure difference at two sides of the filter plate 9, when the pressure difference reaches the early warning value, a cleaning mechanism is started to clean the filter plate 9, and the filter chambers 8 are maintained to work normally; when the pressure difference reaches the alarm value, the second electromagnetic valve 11 is closed, and the filter plate 9 is replaced. At this moment, the embodiment of the utility model provides a filter chamber 8 through other still, realize uninterrupted duty.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sewage treatment device is characterized by comprising a control module, a communication module and a sewage treatment module; the communication module is electrically connected with the control module; the sewage treatment module comprises a first sedimentation tank, a filtering module, a second sedimentation tank and an ultraviolet disinfection tank which are sequentially arranged along the water flow direction; the top of the first sedimentation tank is provided with a water inlet and a flocculant inlet, the water inlet of the first sedimentation tank is provided with a first flowmeter, the flocculant inlet is provided with a first electromagnetic valve, and the first flowmeter is used for controlling the opening and closing of the first electromagnetic valve; the filtering module comprises at least two filtering chambers, the water inlet end of each filtering chamber is connected with the first sedimentation tank, the water outlet end of each filtering chamber is connected with the second sedimentation tank, a filtering plate and a pressure difference controller are arranged in each filtering chamber, the two ends of each pressure difference controller are respectively arranged at the water inlet end and the water outlet end of each filtering chamber, a second electromagnetic valve is arranged at the water inlet end of each filtering chamber, and the pressure difference controller is used for controlling the opening and closing of the second electromagnetic valve; a second flowmeter is arranged at a water inlet of the ultraviolet disinfection tank, and at least one row of ultraviolet disinfection lamps and a timer are arranged at the top of the ultraviolet disinfection tank; the second flowmeter is used for controlling the on and off of the ultraviolet disinfection lamp and the timer; the first flowmeter, the second flowmeter, the first electromagnetic valve, the second electromagnetic valve, the pressure difference controller, the ultraviolet disinfection lamp and the timer are all electrically connected with the control module.

2. The sewage treatment device according to claim 1, wherein a cleaning mechanism is further disposed in the filtering chamber, the cleaning mechanism comprises a driving motor, a driving screw and a cleaning brush, the driving screw is disposed on both sides of the filtering plate and connected with a rotating shaft of the driving motor; the two ends of the cleaning brush are connected with the driving screw through threads; the driving motor is electrically connected with the control module, and the pressure difference controller controls the driving motor to be turned on or turned off.

3. The sewage treatment device according to claim 1, wherein the bottom of the first sedimentation tank, the second sedimentation tank and the filtering chamber is provided with a sedimentation chamber, the sedimentation chamber is funnel-shaped, and the bottom of the sedimentation chamber is provided with a drain valve.

4. The sewage treatment apparatus according to claim 1, wherein the number of the filter chambers is 2 to 3.

5. The wastewater treatment device according to claim 1, wherein the number of the ultraviolet disinfection lamps is 1-5 rows.