CN113413680A

CN113413680A - Waste water purification device

Info

Publication number: CN113413680A
Application number: CN202110795595.4A
Authority: CN
Inventors: 陈亮; 陈江海; 魏本胜; 陈翔; 陈瑞弘
Original assignee: Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Current assignee: China Three Gorges Corp; Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-09-21

Abstract

The invention provides a wastewater purification device, which comprises a settling tank, wherein the settling tank is provided with an inlet for wastewater to enter, a filter plate is arranged in the settling tank, the settling tank is also provided with an outlet, and the outlet is communicated with the top surface of the filter plate; the conveying assembly comprises a driving wheel and a driven wheel which are rotatably connected in the settling tank, the driving wheel and the driven wheel are connected through a conveying belt, and the conveying belt is positioned between the inlet and the filter plate; the cleaning assembly includes a scraper connected to the conveyor belt. The invention has the following beneficial effects: by arranging the conveying assembly and the cleaning assembly, the scraper is driven by the conveying assembly to quickly scrape solid impurities on the surface of the filter plate, so that the working efficiency of the filter plate is greatly improved, and the practicability of the purifying device is further improved; 2. through setting up filtering component, realized the secondary filtration processing to solid impurity.

Description

Waste water purification device

Technical Field

The invention belongs to the technical field of wastewater treatment, and particularly relates to a wastewater purification device.

Background

The industrial wastewater refers to wastewater, sewage and cooling water generated in the industrial production process, and contains industrial production materials, intermediate products, byproducts and pollutants generated in the production process, which are lost along with water. Because industrial wastewater contains a plurality of solid impurities, before the industrial wastewater is treated by workers, the solid impurities are firstly required to be cleaned from the wastewater, and then normal purification work is carried out. At present, the common cleaning method is to use the filter plate to filter, and although the mode can effectively separate waste liquid and solid impurities, the existing filter plate cannot bear more solid impurities, and workers need to frequently clean the filter plate to ensure the normal work of the filter plate, so that the labor intensity of the workers is increased, and the treatment efficiency of the wastewater purification device is delayed, therefore, the problem needs to be solved urgently by technical personnel in the field.

Disclosure of Invention

In view of the above-mentioned drawbacks, the present invention provides a wastewater purification apparatus, which can effectively clean the solid impurities accumulated on the surface of the filter plate without affecting the normal operation of the filter plate, thereby greatly improving the filtration efficiency of the filter plate.

The invention provides a wastewater purification device, which comprises a settling tank, wherein the settling tank is provided with an inlet for wastewater to enter, a filter plate is arranged inside the settling tank, and an outlet is also arranged on the settling tank and communicated with the top surface of the filter plate; the conveying assembly comprises a driving wheel and a driven wheel which are rotatably connected in the settling tank, the driving wheel and the driven wheel are connected through a conveying belt, and the conveying belt is positioned between the inlet and the filter plate; the cleaning assembly comprises a scraper connected with the conveying belt; when the driving wheel is driven to rotate, the scraper moves along with the conveying belt and pushes the solid impurities deposited on the top surface of the filter plate to the outlet.

Preferably, an end of the scraper for contacting the filter plate is curved.

Preferably, the clearance subassembly still includes interconnect's connecting plate and direction shell, the connecting plate fixed mounting be in on the conveyer belt, the direction shell is the U type, the one end sliding connection of scraper blade in the direction shell, and with be equipped with the spring between the direction shell.

Preferably, a guide rod is further arranged in the guide shell, and the guide rod is connected with the scraper in a sliding mode.

Preferably, a sealing sleeve is further arranged at the joint of the guide shell and the scraper.

Preferably, the length direction of the conveying belt is parallel to the length direction of the filter plate, and the outlet is positioned at one end of the filter plate.

Preferably, the outlet is further provided with a filtering assembly, and the filtering assembly comprises: the guide box is communicated with the outlet, and a material guide opening is formed in the side wall of the guide box; the rotating shaft is rotatably connected in the guide box, and a plurality of plate bodies are uniformly distributed on the rotating shaft along the circumferential direction; the filter screen is arranged in the guide box and is positioned below the rotating shaft; when the rotating shaft is driven to rotate, the plate body is in contact with the filter screen in the rotating process, then solid impurities are carried, and the solid impurities are moved to the material guide opening.

Preferably, the plate body is in a net shape.

Preferably, the bottom of the guide box is communicated with the settling box through a guide pipe.

Preferably, the device further comprises a driving assembly, the driving assembly comprises a motor fixedly mounted on the settling tank, belt wheels are mounted on an output shaft of the motor, a driving wheel shaft for mounting the driving wheel and a rotating shaft, and the three belt wheels are connected through a belt.

The invention has the following beneficial effects:

1. by arranging the conveying assembly and the cleaning assembly, the conveying assembly drives the scraper to quickly scrape solid impurities on the surface of the filter plate, manual cleaning is not needed, and the operation of the wastewater purification device is not needed to be suspended, so that the working efficiency of the filter plate is greatly improved, and the practicability of the purification device is further improved;

2. through setting up filtering component, realized the secondary filter treatment to solid impurity to in will filtering water returns the setting tank, and then improved waste water purification device's work efficiency.

Drawings

FIG. 1 is a perspective view of a wastewater purification apparatus according to the present invention;

FIG. 2 is a front view of the wastewater purifying apparatus of the present invention;

FIG. 3 is a schematic structural view of a cleaning assembly;

FIG. 4 is a schematic view of the connection of the drive assembly to the transport assembly and the filter assembly.

Element number description:

1 settling tank

11 inlet

12 outlet

2 filter plate

3 conveying assembly

31 drive wheel

311 driving wheel axle

32 driven wheel

33 conveyor belt

4 cleaning assembly

41 connecting plate

42 guide shell

43 scraper

44 spring

45 guide rod

46 sealing sleeve

5 Filter assembly

51 guide box

52 rotating shaft

53 board body

54 filter screen

55 material guiding port

56 draft tube

6 drive assembly

61 electric machine

62 belt wheel

63 leather belt

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 and 2, the present invention provides a wastewater purifying apparatus including a settling tank 1, a transfer module 3 and a cleaning module 4 provided in the settling tank 1. The setting tank 1 is provided with an inlet 11 for wastewater to enter, a filter plate 2 is arranged inside the setting tank, and the included angle between the filter plate 2 and the horizontal plane is 1 degree. The wastewater passes through the filter plate 2, leaving solid impurities on the top surface of the filter plate 2. The transfer assembly 3 comprises a driving wheel 31 and a driven wheel 32 rotatably connected in the settling tank 1, which are connected by a conveyor belt 33, the conveyor belt 33 being located between the inlet 11 and the filter plate 2. The cleaning assembly 4 includes a scraper 43 connected to the conveyor belt 33. To facilitate the removal of solid impurities from the filter plate 2, the settling tank 1 is further provided with an outlet 12, the outlet 12 communicating with the top surface of the filter plate 2. When the driving wheel 31 is driven to rotate, the scraper 43 moves with the conveyor belt 33 and pushes the solid impurities deposited on the top surface of the filter plates 2 to the outlet 12. Be used for being the arc with the one end of filter 2 contact in the scraper blade 43, and the surface is smooth, sets up like this and not only can reduce the frictional force between scraper blade 43 and the filter 2, can also reduce the probability that scraper blade 43 is stuck at the removal in-process, ensures scraper blade 43's normal removal.

In one embodiment of the invention, the driving wheel 31 and the driven wheel 32 are both mounted on the side wall of the settling tank 1 through shafts, the length direction of the conveying belt 33 is parallel to the length direction of the filter plate 2, and the length direction of the scraping plate 43 is parallel to the width direction of the filter plate 2, so as to clean the solid impurities on the filter plate 2 completely. The installation direction of the conveyor belt 33 and the scraper 43 can be adjusted by those skilled in the art as required, for example, the length direction of the scraper 43 is parallel to the length direction of the filter plate 2, and the length direction of the conveyor belt 33 is parallel to the width direction of the filter plate 2. The outlet 12 is located at one end of the filter plate 2 so that the scraper 43 can move from the end of the filter plate 2 remote from the outlet 12 towards the outlet 12, pushing any solid impurities into the outlet 12.

As shown in fig. 1-3, the cleaning assembly 4 further includes a connecting plate 41 and a guiding shell 42 connected to each other, the connecting plate 41 is fixedly mounted on the conveyor belt 33, the guiding shell 42 is U-shaped, one end of the scraper 43 is slidably connected in the guiding shell 42, a spring 44 is disposed between the guiding shell 42 and the other end of the scraper 43, and the other end of the scraper 43 is kept in close contact with the filter plate 2 under the elastic action of the spring 44, so as to improve the scraping quality of the scraper 43. The guide shell 42 is further provided with a guide rod 45, and the guide rod 45 is connected with the scraper 43 in a sliding manner. The guide shell 42 and the guide rod 45 can effectively limit the moving track of the scraper 43, and the probability that the impurity removing scraper 43 is blocked is reduced. A sealing sleeve 46 is also preferably provided at the junction of the guide housing 42 and the scraper 43, and one end of the scraper 43 penetrates the sealing sleeve 46 and enters the guide housing 42. The sealing sleeve 46 is made of rubber, so that solid impurities or water can be prevented from entering the guide shell 42, the scraper 43 can smoothly slide in the guide shell 43, and blockage or blockage cannot occur.

In order to better filter out moisture in the solid impurities, as shown in fig. 1 and 2, a filter assembly 5 is further disposed at the outlet 12, the filter assembly 5 includes a guide box 51 and a rotating shaft 52, the guide box 51 is communicated with the outlet 12, and a material guide opening 55 is opened on a side wall thereof. One end of the rotating shaft 52 is rotatably connected in the guide box 51, and a plurality of plate bodies 53 are uniformly distributed on the rotating shaft along the circumferential direction. A filter screen 54 is further disposed in the guide box 51 below the rotating shaft 52, and the filter screen 54 is made of PVC material. Preferably, the plate 53 is net-shaped, the length direction of the rotating shaft 52 is parallel to the width direction of the conveying belt 33, and the bottom of the guide box 51 is communicated with the area of the settling tank 1 below the filter plate 2 through the guide pipe 56.

When the shaft 52 is driven to rotate, the plate body 53 rotates and contacts the screen 54 during rotation, and then carries and moves the solid impurities into the material guiding opening 55. In the process, workers do not need to manually clean solid impurities, so that the labor intensity is greatly reduced; simultaneously, when plate body 53 promoted solid impurity rotatory, filter screen 54 can carry out the secondary filter to the inside water that is mingled with of solid impurity to in sending the water after the secondary filter back to setting tank 1, not only can improve the reuse rate of water resource like this, can also make solid impurity drier, the staff of being convenient for carries out subsequent cleaning work.

As shown in fig. 4, the wastewater purifying apparatus of the present invention further comprises a driving assembly 6, the driving assembly 6 comprises a motor 61 fixedly mounted on the settling tank 1, a belt wheel 62 is mounted on an output shaft of the motor 61, a driving wheel shaft 311 for mounting the driving wheel 31 and the rotating shaft 52, and the three belt wheels 62 are connected by a belt 63. The motor 61 can drive the driving wheel 31 and the rotating shaft 52 to rotate simultaneously through the belt 63, so that the scraper 43 and the plate body 53 work simultaneously, secondary filtering treatment is carried out on solid impurities while the filter plate 2 is effectively cleaned, and the effect of improving the working efficiency of the wastewater purifying device is further achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A waste water purification device comprises a settling tank (1), wherein an inlet (11) for waste water to enter is formed in the settling tank (1), a filter plate (2) is arranged in the settling tank, and the waste water purification device is characterized in that an outlet (12) is further formed in the settling tank (1), and the outlet (12) is communicated with the top surface of the filter plate (2);

also comprises a conveying component (3) and a cleaning component (4) which are arranged in the settling tank (1),

the conveying assembly (3) comprises a driving wheel (31) and a driven wheel (32) which are rotatably connected in the settling tank (1), the driving wheel and the driven wheel are connected through a conveying belt (33), and the conveying belt (33) is positioned between the inlet (11) and the filter plate (2);

the cleaning assembly (4) comprises a scraper (43) connected with the conveying belt (33);

when the driving wheel (31) is driven to rotate, the scraper (43) moves along with the conveying belt (33) and pushes the solid impurities deposited on the top surface of the filter plate (2) to the outlet (12).

2. The wastewater purification apparatus according to claim 1, wherein an end of the scraper (43) for contacting the filter plate (2) is curved.

3. The wastewater purification device according to claim 1, characterized in that the cleaning assembly (4) further comprises a connecting plate (41) and a guide shell (42) which are connected with each other, the connecting plate (41) is fixedly installed on the conveyor belt (33), the guide shell (42) is U-shaped, one end of the scraper (43) is slidably connected in the guide shell (42), and a spring (44) is arranged between the scraper and the guide shell (42).

4. A waste water purification apparatus as claimed in claim 3, wherein a guide rod (45) is further provided in the guide housing (42), and the guide rod (45) is slidably connected with the scraper (43).

5. A waste water purification apparatus as claimed in claim 3, wherein a sealing sleeve (46) is further provided at the junction of the guide housing (42) and the scraper (43).

6. Waste water purification device according to claim 1, wherein the length direction (33) of the conveyor belt is parallel to the length direction of the filter plates (2), and the outlet (12) is located at one end of the filter plates (2).

7. Waste water purification device according to claim 1, wherein a filter assembly (5) is further provided at the outlet (12), the filter assembly (5) comprising:

the guide box (51) is communicated with the outlet (12), and a material guide opening (55) is formed in the side wall of the guide box;

the rotating shaft (52) is rotatably connected in the guide box (51), and a plurality of plate bodies (53) are uniformly distributed on the rotating shaft (52) along the circumferential direction;

a screen (54) installed in the guide box (51) below the rotary shaft (52);

when the rotating shaft (52) is driven to rotate, the plate body (53) is in contact with the filter screen (54) in the rotating process, then carries solid impurities, and moves the solid impurities into the material guide opening (55).

8. Waste water purification device according to claim 7, characterized in that the plate body (53) is net-shaped.

9. The wastewater purification apparatus according to claim 7, wherein the bottom of the guide tank (51) communicates with the settling tank (1) through a guide pipe (56).

10. The wastewater purification device according to claim 7, further comprising a driving assembly (6), wherein the driving assembly (6) comprises a motor (61) fixedly mounted on the settling tank (1), a driving wheel shaft (311) for mounting the driving wheel (31) and a rotating shaft (52) are respectively provided with a belt wheel (62), and the three belt wheels (62) are connected through a belt (63).