CN219507738U - Organic wastewater pretreatment device - Google Patents

Abstract

The utility model provides an organic wastewater pretreatment device, which relates to the technical field of wastewater treatment and comprises a filtering cavity and a stirring cavity which are communicated in a closed manner; a driving motor is fixed below the stirring cavity; the output end of the driving motor is connected with a rotating shaft; the other end of the rotating shaft is coaxially provided with a first gear; the first gear is meshed with a second gear, and the second gear is coaxially connected with a screw rod; the screw rod extends into the filter cavity; a filter screen is arranged on one side wall of the filter cavity; the filter screen is arranged above the screw; an opening is arranged on one side wall of the filter cavity opposite to the filter screen; a collecting box is arranged on one side, close to the opening, of the outside of the filter cavity; the filter screen extends from the opening into the collecting box outside the filter cavity; a slag scraping plate is movably sleeved on the filter screen; the slag scraping plate is meshed with the screw rod. The utility model can solve the problem of complicated cleaning of the filter plate in the prior art, and achieves the beneficial effects of saving time and labor and automatically cleaning the filter plate.

Description

A kind of organic wastewater pretreatment device

technical field

The utility model relates to the technical field of waste water treatment, in particular to an organic waste water pretreatment device.

Background technique

Wastewater treatment is the process of purifying the wastewater in order to make it reach the water quality that can be discharged to a certain water body or reused. Wastewater treatment is widely used in construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical treatment, catering And other fields, more and more into the daily life of ordinary people, the important part of wastewater treatment is the wastewater treatment plant. Existing wastewater treatment devices, such as a paint-spraying organic wastewater treatment device disclosed in the utility model of Chinese Patent Application No. 202020555744.0, first pass the wastewater through a filter plate to filter particulate matter, and then perform subsequent wastewater treatment. It is convenient to move the filter plate out of the wastewater treatment device to clean up the scum and improve the filtration efficiency. However, the cleaning of the filter plate still needs to be manually operated by the staff, which is cumbersome and inconvenient.

Utility model content

Aiming at the above existing problems, the utility model provides an organic wastewater pretreatment device, which can solve the cumbersome problem of filter plate cleaning in the prior art, and achieve the beneficial effect of saving time and effort, and automatically cleaning the filter plate.

In order to achieve the above object, the technical scheme that the utility model takes is:

An organic wastewater pretreatment device provided by the utility model is characterized in that it includes a closed and connected filter cavity and a stirring cavity; the filter cavity is arranged above the stirring cavity; a drive motor is fixed below the stirring cavity The output end of the driving motor is connected with a rotating shaft; the rotating shaft passes through the inside of the stirring chamber vertically; the end of the rotating shaft away from the driving motor is coaxially provided with a first gear; the first gear engages There is a second gear; the axis of the second gear is perpendicular to the axis of the first gear; the second gear is coaxially connected with a screw; the screw extends into the inside of the filter cavity; the side wall of the filter cavity A filter screen is arranged on the top; the filter screen is arranged above the screw rod; an opening is provided on the side wall opposite to the filter screen inside the filter cavity; A collection box; the filter screen extends from the opening into the collection box outside the filter cavity; a slag scraper is movably sleeved on the filter screen; the slag scraper is meshed with the screw.

In the organic wastewater pretreatment device provided by the utility model, preferably, several stirring blades are arranged on the rotating shaft; all the stirring blades are evenly arranged around the rotating shaft; The ends of the stirring blades are inclined downward; the angles between all the stirring blades and the rotating shaft are the same.

The organic wastewater pretreatment device provided by the utility model preferably further includes an ozone generator; the ozone generator is arranged outside the stirring chamber; the ozone generator communicates with the inside of the stirring chamber through a pipeline.

In the organic wastewater pretreatment device provided by the utility model, preferably, a deflector is arranged in the stirring chamber; the deflector is arranged around the rotating shaft; a drain is opened at the bottom of the stirring chamber; The flow plate is arranged obliquely along the direction of the water outlet along the rotating shaft.

The above technical solution has the following advantages or beneficial effects:

An organic wastewater pretreatment device provided by the utility model comprises a closed and connected filter cavity and a stirring cavity; the filter cavity is arranged above the stirring cavity; a driving motor is fixed below the stirring cavity; the driving The output end of the motor is connected with a rotating shaft; the rotating shaft passes through the inside of the stirring chamber vertically; the end of the rotating shaft away from the driving motor is coaxially provided with a first gear; the first gear is meshed with a second gear The axis of the second gear is perpendicular to the axis of the first gear; the second gear is coaxially connected with a screw; the screw extends into the inside of the filter cavity; net; the filter is set above the screw; the inside of the filter chamber is provided with an opening on the side wall opposite to the filter; the outside of the filter chamber is provided with a collection box near the opening; the The filter screen extends from the opening to the collection box outside the filter cavity; a slag scraper is movably sleeved on the filter screen; the slag scraper is engaged with the screw rod. The utility model provides an organic waste water pretreatment device, which can solve the cumbersome problem of filter plate cleaning in the prior art, and achieve the beneficial effects of saving time and effort, and automatically cleaning the filter plate.

Description of drawings

The invention and its features, shapes and advantages will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers designate like parts throughout the drawings. The drawings are not intentionally drawn to scale, and the emphasis is on illustrating the gist of the present invention.

Fig. 1 is a schematic diagram of an organic wastewater pretreatment device provided in Example 1 of the present utility model.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the utility model.

Example 1:

As shown in Figure 1, a kind of organic waste water pretreatment device that the utility model embodiment provides, comprises the filter chamber 1 and the stirring chamber 2 that are airtight and communicated; The filter chamber 1 is arranged on the top of the stirring chamber 2; There is a driving motor 3; the output end of the driving motor 3 is connected with a rotating shaft 41; the rotating shaft 41 passes through the inside of the stirring chamber 2 vertically; the end of the rotating shaft 41 away from the driving motor 3 is coaxially provided with a first gear 5; the first gear 5 is engaged There is a second gear 6; the axis of the second gear 6 is perpendicular to the axis of the first gear 5; the second gear 6 is coaxially connected with a screw 7; the screw 7 extends into the inside of the filter chamber 1; Net 8; the filter screen 8 is arranged on the top of the screw rod 7; the filter chamber 1 is provided with an opening on the side wall opposite to the filter screen 8; the filter chamber 1 is provided with a collection box 10 near the opening; the filter screen 8 extends from the opening To the collection box 10 outside the filter chamber 1; the filter screen 8 is movable with a slag scraper 9; the slag scraper 9 is meshed with the screw 7. When the present embodiment is working, the waste water passes through the filter chamber first, and the large particles of solid waste in the waste water are separated through the filter screen 8, and then the waste water enters the mixing chamber 1, and the drive motor 1 is turned on, and the drive motor 1 drives the rotating shaft 41 to rotate , the rotating shaft 41 drives the first gear 5 to rotate, and the second gear 6 meshing with the first gear drives the screw 7 to rotate, so that the slag scraper 9 meshed on the screw 7 moves along the screw 7, so that the slag scraper 9 is on the filter screen 8 is scraped and cleaned, and discharged into the collection box 10 outside the filter chamber 1 through the opening of the filter chamber 1. After completing the cleaning of the filter screen 8, the rotation direction of the drive motor 1 can be changed to make the scraper The slag plate 9 returns to the initial position along the screw rod 7 for next cleaning and scraping. In this embodiment, the screw rod 7 driven by the drive motor 1 cooperates with the slag scraper 9 to realize the automatic cleaning of the filter screen 8, avoiding the cumbersome operation of disassembling and cleaning the filter screen 8, and the stirring chamber 1 and the filter chamber 2 use the same motor , At the same time, it completes the stirring treatment of wastewater and the cleaning of the filter screen, which improves the overall work efficiency and reduces energy consumption.

The organic wastewater pretreatment device provided by the embodiment of the utility model effectively solves the cumbersome steps of manual cleaning operation of the wastewater treatment filter in the prior art, and realizes the automatic cleaning of the filter while the wastewater is being treated operation, saving manpower time and improving the overall efficiency.

In the preferred embodiment of this embodiment, it also includes an ozone generator 11; the ozone generator 11 is arranged on the outside of the stirring chamber 2; the ozone generator 11 communicates with the inside of the stirring chamber 2 through pipelines; After filtration, enter the stirring chamber, and then open the ozone generator 11, and the ozone in the ozone generator 11 will be discharged into the wastewater in the stirring chamber through the pipeline, so as to detonate the wastewater and disinfect the wastewater; the rotating shaft 41 Several stirring blades 42 are arranged on the top; all stirring blades 42 are evenly arranged around the rotating shaft 41; The same angle; the inclined stirring blade can make the wastewater and ozone mix more fully and thoroughly, improve the efficiency of ozone detonation of wastewater, and effectively reduce the concentration of bacteria in wastewater.

In order to facilitate the wastewater discharged from the stirring chamber 2 after stirring, in this embodiment, a deflector 12 is arranged in the stirring chamber 2; the deflector 12 is arranged around the rotating shaft 41; the bottom of the stirring chamber 2 is provided with a drain; The plate 12 is arranged obliquely along the rotating shaft 41 toward the water outlet. The setting of the deflector 12 can make the waste water discharged from the stirring chamber more thoroughly after the oxygen explosion operation, and reduce the residue in the stirring chamber.

To sum up, the organic wastewater pretreatment device provided by the utility model effectively solves the problem of complicated cleaning of the filter plate, and achieves the beneficial effect of saving time and effort, and automatically cleaning the filter plate.

Those skilled in the art should understand that those skilled in the art can implement the variation examples in combination with the prior art and the foregoing embodiments, which will not be repeated here. Such variations do not affect the essential content of the present invention, and will not be repeated here.

The preferred embodiments of the present utility model have been described above. It should be understood that the utility model is not limited to the above-mentioned specific embodiments, and the devices and structures not described in detail should be understood as being implemented in a common way in the art; any person familiar with the art, without departing from Many possible changes and modifications are made in the technical scheme of the utility model, or modified into equivalent embodiments with equivalent changes, which do not affect the essential content of the utility model. Therefore, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still within the protection scope of the technical proposal of the present invention.

Claims (4)

1. The organic wastewater pretreatment device is characterized by comprising a filter cavity and a stirring cavity which are communicated in a sealing way; the filter cavity is arranged above the stirring cavity;

a driving motor is fixed below the stirring cavity; the output end of the driving motor is connected with a rotating shaft; the rotating shaft vertically penetrates through the stirring cavity; a first gear is coaxially arranged at one end of the rotating shaft, which is far away from the driving motor; a second gear is meshed with the first gear; the second gear axis is perpendicular to the first gear axis; the second gear is coaxially connected with a screw rod; the screw rod extends into the filter cavity;

a filter screen is arranged on one side wall of the interior of the filter cavity; the filter screen is arranged above the screw; an opening is formed in one side wall, opposite to the filter screen, of the filter cavity; a collecting box is arranged on one side, close to the opening, of the outside of the filter cavity; the filter screen extends from the opening into a collection box outside the filter cavity; a slag scraping plate is movably sleeved on the filter screen; the slag scraping plate is meshed with the screw rod.

2. The apparatus for pretreatment of organic wastewater according to claim 1, wherein a plurality of stirring blades are provided on the rotating shaft; all stirring blades are uniformly arranged around the rotating shaft; the stirring blade is inclined downwards from the part, connected with the rotating shaft, of the stirring blade to the tail end of the stirring blade; all stirring blades have the same included angle with the rotating shaft.

3. The organic wastewater pretreatment device of claim 1, further comprising an ozone generator; the ozone generator is arranged at the outer side of the stirring cavity; the ozone generator is communicated with the inside of the stirring cavity through a pipeline.

4. The apparatus for pretreatment of organic wastewater according to claim 1, wherein a baffle is provided in the stirring chamber; the guide plate is arranged around the rotating shaft; a water outlet is formed in the bottom of the stirring cavity; the guide plate is obliquely arranged along the rotating shaft towards the water outlet.