CN212712967U

CN212712967U - Impurity filtering device in sewage

Info

Publication number: CN212712967U
Application number: CN202020933881.3U
Authority: CN
Inventors: 石开于
Original assignee: Chongqing Water Doctor Environmental Protection Technology Co ltd
Current assignee: Chongqing Water Doctor Environmental Protection Technology Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-03-16
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a device for filtering impurities in sewage, which comprises a shell, wherein the shell is used for external sewage to flow in, the bottom of the shell is provided with a water outlet, the lower part of the shell is internally provided with an air flotation pipe for compressed air to enter, the air outlet end of the air flotation pipe is connected with a micropore diffusion plate, and the micropore diffusion plate is obliquely arranged; the suspended matter scraping mechanism is erected at the top of the shell and comprises a transmission assembly, a speed reduction driving motor and a suspended matter scraping assembly, the transmission assembly comprises two groups of gears with the same size, the two groups of gears are in transmission connection through chains, and the same group of gears are connected through a transmission shaft; the driving end of the speed reduction driving motor is connected with one gear to drive the gear to rotate; scrape the suspended solid subassembly and locate between the chain is inboard and follow the chain rotates and scrapes away the suspended solid on sewage surface in the casing. The utility model discloses filter efficiency improves greatly among the impurity in-process in filtering sewage, and the filter effect is good.

Description

Impurity filtering device in sewage

Technical Field

The utility model relates to a sewage treatment technical field specifically is an impurity filtering device in sewage.

Background

Before the sewage is treated, suspended substances such as stone particles, silt and the like in the sewage are filtered and then subjected to next purification treatment.

In the prior art, most of wastewater filtering modes are that sewage is discharged into a container with a filter screen, the filter screen filters large granular substances, then suspended substances are artificially fished out after the suspended substances float upwards, and then the sewage is sent to next step of purification treatment. The filtering treatment mode has low efficiency and poor filtering effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems of low sewage filtering efficiency and poor filtering effect in the prior art, the utility model provides an impurity filtering device in sewage is used for solving the technical problems.

In order to solve the technical problem, the utility model discloses solve and adopt following technical scheme to realize:

a device for filtering impurities in sewage comprises a shell, wherein the shell is used for external sewage to flow in, an air floatation pipe for compressed air to enter is arranged in the lower part of the shell, an air outlet end of the air floatation pipe is connected with a micropore diffusion plate, and the micropore diffusion plate is obliquely arranged; the suspended matter scraping mechanism is erected at the top of the shell and comprises a transmission assembly, a speed reduction driving motor and a suspended matter scraping assembly, the transmission assembly comprises two groups of gears with the same size, the two groups of gears are in transmission connection through chains, and the same group of gears are connected through a transmission shaft; the driving end of the speed reduction driving motor is connected with one gear to drive the gear to rotate; scrape the suspended solid subassembly and locate between the chain and along the chain rotates and scrapes away the suspended solid on sewage surface in the casing.

Furthermore, a material collecting groove for collecting suspended matters is arranged on one side outside the shell.

Furthermore, a filter screen which is obliquely arranged is arranged in the shell, and a discharge end of the filter screen is connected with a first slag outlet.

Furthermore, scrape suspended solid subassembly by a bottom plate, the perpendicular version at bottom plate both ends and the backplate of connecting between the perpendicular version constitute.

Furthermore, scrape the suspended solid subassembly and be two, and locate respectively the both ends of chain.

Further, the bottom layer of the shell is arc-shaped and is provided with a second slag outlet.

Through adopting foretell technical scheme, the beneficial effects of the utility model are that:

1. after sewage got into from the casing top, the liquid level kept the distance about 2 centimetres apart from the casing top, and large granule impurity can be followed first cinder notch and discharged after being intercepted by the filter screen, and its silt is heavier to wait impurity to sink into the casing bottom, is clapped the cinder notch by the second and discharges finally, keeps slag class classification.

2. The air supporting pipe is led into compressed air and is released fast from the micropore diffuser plate to form micro-bubbles, and the micro-bubbles are adhered on the micro-pollutants in the waste water as carriers, so that the micro-bubbles float to the water surface to form suspended matters such as foam, the speed reduction driving motor drives and scrapes the suspended matter subassembly and rotates, and the suspended matters scraping the suspended matter subassembly and scraping the liquid level are sent into the collection tank to be collected and processed in a unified way. The filtering efficiency is greatly improved, the filtering effect is good, and the filtered sewage can be directly pumped into the filter for next purification treatment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of the suspended matter scraping assembly of the present invention;

in the figure: the device comprises a shell 1, an air flotation pipe 2, a micropore diffusion plate 3, a transmission assembly 4, a speed reduction driving motor 5, a suspended matter scraping assembly 6, a gear 41, a chain 42, a transmission shaft 43, a material collecting groove 7, a filter screen 8, a first slag outlet 9, a second slag outlet 10, a bottom plate 61, a vertical plate 62, a back plate 63 and a bearing seat 11.

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.

In an embodiment, referring to fig. 1-3, the present invention discloses a device for filtering impurities in sewage, which comprises a housing 1, wherein the housing is used for external sewage to flow in, an air floating pipe 2 for compressed air to enter is arranged in the lower part of the housing, the air outlet end of the air floating pipe 2 is connected with a microporous diffusion plate 3, and the microporous diffusion plate is arranged in an inclined manner to prevent settled silt from blocking the microporous diffusion plate; the top of the shell is provided with a suspended matter scraping mechanism, the suspended matter scraping mechanism comprises a transmission assembly 4, a speed reduction driving motor 5 and a suspended matter scraping assembly 6, the transmission assembly comprises two groups of gears 41 with the same size, the two groups of gears are in transmission connection through a chain 42, the same group of gears are connected through a transmission shaft 43, the driving end of the speed reduction driving motor 5 is connected with one of the gears 41 for driving the gears to rotate, specifically, the top of the shell is provided with a bearing seat 11, the transmission shaft 43 penetrates through an inner bearing of the bearing seat, and the driving end of the speed reduction driving motor is connected with the transmission shaft so as to drive the transmission shaft to rotate, so; scrape suspended solid subassembly 6 and locate between chain 42 and follow the chain rotates and scrapes away the suspended solid on sewage surface in the casing, scrapes the suspended solid subassembly and is two, and locates respectively the both ends of chain, two scrape the suspended solid subassembly and improve work efficiency, specifically, scrape suspended solid subassembly 6 and constitute by the backplate 63 of connecting between the perpendicular version and the perpendicular version at a bottom plate 61, bottom plate 62 both ends, form an open-ended cell body, foam such as the suspended solid on the convenient sewage liquid level is collected and is scraped away. Air supporting pipe 2 lets in compressed air and releases formation micro-bubble from the micropore diffuser plate fast, and micro-bubble is on the micro-pollutant of carrier adhesion in the waste water to its come-up to the surface of water, forms suspended solid such as foam, and speed reduction driving motor 5 drives and scrapes suspended solid subassembly 6 and rotates, scrapes the suspended solid impurity that the suspended solid subassembly scraped the liquid level.

One side outside the shell is equipped with the collection groove 7 that is used for collecting the suspended solid, conveniently scrapes the suspended solid subassembly and scrapes off sending into the unified collection processing in collection groove behind the suspended solid of liquid level.

Be equipped with the filter screen 8 that the slope set up in the casing, the filter screen discharge end is connected with first slag notch 9, the casing bottom layer is convex and be equipped with second slag notch 10. The filter screen is used for filtering large granule, and the big particle diameter material prevents that it from descending and pounding bad micropore diffuser plate, and its impurity such as silt is heavier sinks in the casing bottom, is patted the cinder notch by the second and discharges finally, keeps slag class classification.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an impurity filter equipment in sewage which characterized in that: the device comprises a shell, wherein the shell is used for allowing external sewage to flow in, an air floatation pipe for compressed air to enter is arranged in the lower part of the shell, the air outlet end of the air floatation pipe is connected with a micropore diffusion plate, and the micropore diffusion plate is obliquely arranged; the suspended matter scraping mechanism is erected at the top of the shell and comprises a transmission assembly, a speed reduction driving motor and a suspended matter scraping assembly, the transmission assembly comprises two groups of gears with the same size, the two groups of gears are in transmission connection through chains, and the same group of gears are connected through a transmission shaft; the driving end of the speed reduction driving motor is connected with one gear to drive the gear to rotate; scrape the suspended solid subassembly and locate between the chain and along the chain rotates and scrapes away the suspended solid on sewage surface in the casing.

2. The apparatus for filtering impurities in sewage according to claim 1, wherein: and a material collecting groove for collecting suspended matters is arranged on one side outside the shell.

3. The apparatus for filtering impurities in sewage according to claim 1, wherein: the shell is internally provided with a filter screen which is obliquely arranged, and the discharge end of the filter screen is connected with a first slag outlet.

4. The apparatus for filtering impurities in sewage according to claim 1, wherein: the suspended matter scraping component is composed of a bottom plate, vertical plates at two ends of the bottom plate and back plates connected between the vertical plates.

5. The apparatus for filtering impurities in sewage according to claim 4, wherein: the two suspension scraping assemblies are respectively arranged at two ends of the chain.

6. The apparatus for filtering impurities in sewage according to claim 1, wherein: the bottom layer of the shell is arc-shaped and is provided with a second slag outlet.