CN112777696A

CN112777696A - Continuous quicksand filter

Info

Publication number: CN112777696A
Application number: CN202011516451.2A
Authority: CN
Inventors: 潘俊旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-05-11

Abstract

The invention discloses a continuous quicksand filter which comprises a shell, wherein a sand layer is transversely and fixedly arranged in the shell, a flow guide pipe is vertically and fixedly arranged at the center of the bottom end surface in the shell, a liquid inlet pipe is fixedly arranged at the center of the lower end surface of the shell, the upper end of the liquid inlet pipe penetrates through the bottom end surface of the shell and is mutually communicated with the lower end of the flow guide pipe, a reciprocating lead screw is vertically arranged in the flow guide pipe, the upper end of the reciprocating lead screw is rotatably connected to the center of the bottom side wall of the sand layer, an impeller is sleeved on the reciprocating lead screw, and a plurality of permanent magnets are arranged in an impeller inner ring. According to the invention, the defoaming needle can swing up and down while rotating to fully defoam bubbles in sewage, so that sterilizing gas in the bubbles is fully combined with the sewage, and the gas sterilizing effect is improved.

Description

Continuous quicksand filter

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a continuous quicksand filter.

Background

The filter material of the quicksand filter takes granular filter material as a filling layer, and circulating water continuously impacts the filling layer from the lower part to make the granular filter material in a floating state, thereby playing the roles of biological filtration and nitrification.

In the process of treating sewage by using the quicksand filter, sterilizing gas such as ozone, chlorine and the like is generally introduced into the sewage, but the introduced sterilizing gas generally becomes large bubbles in the water to float upwards and cannot be fully mixed with the sewage, so that the sterilizing effect of the gas is reduced.

In order to solve the problems, the invention provides a continuous quicksand filter.

Disclosure of Invention

The invention aims to overcome the defects that in the prior art, sterilization gas such as ozone, chlorine and the like is generally introduced into sewage in the sewage treatment process by using a quicksand filter, but the introduced sterilization gas generally becomes large bubbles in water to float upwards and cannot be fully mixed with the sewage, so that the sterilization effect of the gas is reduced, and thus the continuous quicksand filter is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

a continuous quicksand filter comprises a shell, a sand layer is transversely and fixedly mounted in the shell, a guide pipe is vertically and fixedly mounted at the center of the bottom end face in the shell, a liquid inlet pipe is fixedly mounted at the center of the lower end face of the shell, the upper end of the liquid inlet pipe penetrates through the bottom end face of the shell and is communicated with the lower end of the guide pipe, a reciprocating lead screw is vertically arranged in the guide pipe, the upper end of the reciprocating lead screw is rotatably connected at the center of the bottom side wall of the sand layer, an impeller is sleeved on the reciprocating lead screw, a plurality of permanent magnets are arranged in an inner ring column of the impeller, the center of the impeller is in threaded connection with the shell through a reciprocating lead screw sleeve, two stirring rods are vertically arranged at bilateral symmetry of the guide pipe, a transmission mechanism is arranged between the two stirring rods and the reciprocating lead screw, and the lower end of each, every equal symmetry rotation is connected with a plurality of defoaming needles on the lateral wall of puddler, every the defoaming needle is made by magnetic material, every the chamber of ventilating has all been seted up in the puddler, set up the gas outlet that is linked together with the chamber of ventilating on the bottom lateral wall of puddler, every the upper end of puddler is all sealed rotation and is connected with the intake pipe, every the equal fixed mounting of intake pipe is in the sand bed, every the upper end of intake pipe all runs through the lateral wall of casing and communicates with the external world.

Preferably, drive mechanism includes driving gear, two driven gear and chain, two driven gear is fixed mounting respectively on the upper end lateral wall of two puddlers, driving gear fixed mounting is on the upper end lateral wall of reciprocal lead screw, be connected through chain transmission between driving gear and two driven gear, the lower extreme lateral wall of driving gear passes through the up end fixed connection of two telescopic links and reciprocal lead screw cover.

Preferably, the upper end face of the sand layer is fixedly provided with a liquid pump, the output end of the liquid pump is fixedly provided with a liquid conveying pipe, and one end of the liquid conveying pipe, which deviates from the liquid pump, penetrates through the upper end face of the shell and is communicated with the outside.

Preferably, the magnetic pole of the tip of each defoaming needle is different from the magnetic pole of the outer end of the permanent magnet in the impeller.

Compared with the prior art, the invention has the beneficial effects that:

1. after sewage enters the guide pipe through the liquid inlet pipe, the sewage flows upwards along the guide pipe and overflows into the shell, in the process, the flow of the sewage drives the impeller to rotate, and the impeller is connected to the reciprocating screw rod in a meshing manner through the reciprocating screw rod sleeve, so that the impeller can rotate along one side of the shell and move up and down through the reciprocating screw rod sleeve;

2. when the impeller drives the reciprocating lead screw sleeve to rotate, the reciprocating lead screw sleeve drives the driving gear to rotate through the telescopic rod, the driving gear drives the driven gear to rotate through the chain, the driven gear drives the defoaming needle on the stirring rod to rotate, and when the sterilizing gas is sprayed out from the gas outlet through the gas inlet pipe and the stirring rod, the defoaming needle defoams bubbles in the sewage;

3. when the impeller reciprocates the in-process, because every the tip magnetic pole of defoaming needle all is different with the outer end magnetic pole of interior permanent magnet of impeller, so the tip of every defoaming needle and impeller are inter attraction, and then the in-process of impeller up-and-down motion can drive the defoaming needle luffing motion of both sides for can the luffing motion when the defoaming needle rotates, carry out abundant defoaming to the bubble in the sewage, make that the sterilizing gas in the bubble is abundant combine with sewage, improved gaseous bactericidal effect.

Drawings

FIG. 1 is a schematic front view of a continuous quicksand filter according to the present invention;

FIG. 2 is a schematic top view of an impeller of a continuous sand flow filter according to the present invention;

fig. 3 is an enlarged schematic view of a bubble pin in a continuous quicksand filter according to the present invention.

In the figure: the device comprises a shell 1, a chain 2, a stirring rod 3, a reciprocating screw rod 4, a driving gear 5, a driven gear 6, a defoaming needle 7, a flow guide pipe 8, an impeller 9, an air outlet 10, a liquid inlet pipe 11, a sand layer 12, an air inlet pipe 13, a liquid pump 14, a liquid conveying pipe 15 and a telescopic rod 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "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, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a continuous flowing sand filter comprises a housing 1, a sand layer 12 is horizontally and fixedly installed in the housing 1, a guide pipe 8 is vertically and fixedly installed at the center of the inner bottom end surface of the housing 1, a liquid inlet pipe 11 is fixedly installed at the center of the lower end surface of the housing 1, the upper end of the liquid inlet pipe 11 penetrates through the bottom end surface of the housing 1 and is communicated with the lower end of the guide pipe 8, a reciprocating lead screw 4 is vertically arranged in the guide pipe 8, the upper end of the reciprocating lead screw 4 is rotatably connected to the center of the bottom side wall of the sand layer 12, an impeller 9 is sleeved on the reciprocating lead screw 4, a plurality of permanent magnets are arranged in an inner ring column of the impeller 9, the center of the impeller 9 is in threaded connection with the housing 1 through a reciprocating lead screw sleeve, two stirring rods 3 are symmetrically and vertically arranged at two sides of the guide pipe, Two driven gears 6 and a chain 2, wherein the two driven gears 6 are respectively fixedly arranged on the upper end side walls of two stirring rods 3, a driving gear 5 is fixedly arranged on the upper end side wall of a reciprocating screw rod 4, the driving gear 5 and the two driven gears 6 are in transmission connection through the chain 2, the lower end side wall of the driving gear 5 is fixedly connected with the upper end surface of a reciprocating screw rod sleeve through two telescopic rods 16, the lower end of each stirring rod 3 is rotatably connected on the bottom end surface in a shell 1, the side wall of each stirring rod 3 is symmetrically and rotatably connected with a plurality of defoaming needles 7, each defoaming needle 7 is made of a magnetic material, a ventilation cavity is arranged in each stirring rod 3, an air outlet 10 communicated with the ventilation cavity is arranged on the bottom end side wall of each stirring rod 3, the upper end of each stirring rod 3 is rotatably connected with an air inlet pipe 13 in a sealing manner, and each air inlet pipe 13 is, the upper end of each air inlet pipe 13 penetrates through the side wall of the shell 1 and is communicated with the outside;

wherein, the upper end surface of the sand layer 12 is fixedly provided with a liquid pump 14, the output end of the liquid pump 14 is fixedly provided with a liquid conveying pipe 15, and one end of the liquid conveying pipe 15 departing from the liquid pump 14 penetrates through the upper end surface of the shell 1 and is communicated with the outside; the magnetic pole of the tip of each defoaming needle 7 is different from the magnetic pole of the outer end of the permanent magnet in the impeller 9.

According to the invention, after sewage enters the flow guide pipe 8 through the liquid inlet pipe 11, the sewage flows upwards along the flow guide pipe 8 and overflows into the shell 1, in the process, the flow of the sewage drives the impeller 9 to rotate, and the impeller 9 is meshed and connected to the reciprocating screw rod 4 through the reciprocating screw rod sleeve, so that the impeller 9 can rotate along one side of the shell 1 and move up and down through the reciprocating screw rod sleeve;

when the impeller 9 drives the reciprocating screw sleeve to rotate, the reciprocating screw sleeve drives the driving gear 5 to rotate through the telescopic rod 16, the driving gear 5 drives the driven gear 6 to rotate through the chain 2, the driven gear 6 drives the defoaming needle 7 on the stirring rod 3 to rotate, and after the sterilizing gas is sprayed out from the gas outlet 10 through the gas inlet pipe 13 and the stirring rod 3, the defoaming needle 7 defoams bubbles in the sewage;

when the in-process that impeller 9 reciprocated, because the tip magnetic pole of every defoaming needle 7 all is different with the outer end magnetic pole of permanent magnet in the impeller 9, the tip and the impeller 9 of every defoaming needle 7 are inter attraction, and then the in-process of impeller 9 up-and-down motion, can drive the 7 luffing motion of defoaming needle of both sides, can the luffing motion when making defoaming needle 7 pivoted, carry out abundant defoaming to the bubble in the sewage, make the gaseous abundant and sewage combination of sterilizing in the bubble, the gas sterilization effect has been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a continuous quicksand filter, includes casing (1), its characterized in that, horizontal fixed mounting has sand bed (12) in casing (1), the vertical fixed mounting of center department of bottom end face has honeycomb duct (8) in casing (1), the center department fixed mounting of the lower terminal surface of casing (1) has feed liquor pipe (11), the upper end of feed liquor pipe (11) runs through the bottom face of casing (1) and communicates with each other with the lower extreme of honeycomb duct (8), vertically in honeycomb duct (8) be provided with reciprocal lead screw (4), the upper end of reciprocal lead screw (4) is rotated and is connected in the center department of sand bed (12) bottom side wall, impeller (9) have been cup jointed on reciprocal lead screw (4), impeller (9) inner ring row is provided with a plurality of permanent magnets, the center department of impeller (9) is through reciprocal lead screw cover threaded connection on casing (1), two stirring rods (3) are symmetrically and vertically arranged on two sides of the flow guide pipe (8), a transmission mechanism is arranged between the two stirring rods (3) and the reciprocating screw rod (4), the lower end of each stirring rod (3) is rotationally connected to the bottom end face in the shell (1), a plurality of defoaming needles (7) are rotationally connected to the side wall of each stirring rod (3) symmetrically, each defoaming needle (7) is made of a magnetic material, a ventilation cavity is formed in each stirring rod (3), set up gas outlet (10) that are linked together with the chamber of ventilating on the bottom lateral wall of puddler (3), every the upper end of puddler (3) is all sealed rotation and is connected with intake pipe (13), every the equal fixed mounting of intake pipe (13) is in sand bed (12), every the lateral wall of casing (1) and with external intercommunication are all run through to the upper end of intake pipe (13).

2. The continuous quicksand filter as claimed in claim 1, wherein the transmission mechanism comprises a driving gear (5), two driven gears (6) and a chain (2), the two driven gears (6) are respectively and fixedly mounted on the upper side walls of the two stirring rods (3), the driving gear (5) is fixedly mounted on the upper side wall of the reciprocating screw (4), the driving gear (5) and the two driven gears (6) are in transmission connection through the chain (2), and the lower side wall of the driving gear (5) is fixedly connected with the upper end face of the reciprocating screw sleeve through two telescopic rods (16).

3. The continuous flowing sand filter according to claim 1, wherein a liquid pump (14) is fixedly installed on the upper end face of the sand layer (12), an infusion tube (15) is fixedly installed at the output end of the liquid pump (14), and one end of the infusion tube (15) departing from the liquid pump (14) penetrates through the upper end face of the shell (1) and is communicated with the outside.

4. A continuous quicksand filter as claimed in claim 1, characterised in that the tip of each said defoaming needle (7) has a magnetic pole different from the outer end of the permanent magnet in the impeller (9).