CN218962001U

CN218962001U - Pipeline filter

Info

Publication number: CN218962001U
Application number: CN202223425215.7U
Authority: CN
Inventors: 欧培洲; 杨佳茗; 欧群飞
Original assignee: Chengdu Filtrascale Technology Co ltd
Current assignee: Chengdu Filtrascale Technology Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-05
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a pipeline filter, which comprises a shell, a flushing pipe nozzle and a rotary driver, wherein the flushing pipe nozzle is arranged on the shell; wherein, the shell is provided with a water inlet, a water outlet and a sewage outlet, and the water outlet is provided with a rotary filter screen; the flushing pipe spray heads are arranged in the shell and face the liquid outlet surface of the filter screen, the flushing pipe spray heads are linearly arranged along the vertical line direction of the rotation center shaft of the filter screen, and the flushing pipe spray heads are connected with a filter screen flushing pump; the rotary driver is connected with the filter screen and used for driving the filter screen to rotate; compared with the prior art, the utility model has simple structure and lower cost, and can efficiently carry out filtering work.

Description

Pipeline filter

Technical Field

The utility model relates to the technical field of filter structures, in particular to a pipeline filter.

Background

In the process of transporting sewage, a pump is generally adopted as power in the process of transporting the sewage; in order to make the pump operate for a long time and efficiently, a filter is generally installed in front of the pump to filter the sewage.

Patent document with application number CN202020528899.5 discloses a prefilter, and it includes valve body, casing, case subassembly and blowoff valve, the valve body is installed the top of casing, the case subassembly with the blowoff valve is all installed in the casing, the valve body be equipped with water inlet end, water outlet end and respectively with water inlet end with the filter chamber of water outlet end intercommunication, the inner wall top side of filter chamber downwardly extending has the baffle, the case subassembly includes inner frame, impeller, lower filter screen, spray gun, piston body and elastic component.

The pre-filter has good filtering effect on sewage, but the structure is relatively complex, and the cost is high for filtering in the common sewage conveying process.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a pipeline filter to solve the problems that the prior pre-filter has good filtering effect on sewage in the prior art, but the structure is relatively complex and the cost is high for filtering in the common sewage conveying process.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a pipe filter, comprising:

the sewage treatment device comprises a shell, wherein a water inlet, a water outlet and a sewage outlet are formed in the shell, and a rotary filter screen is arranged at the water outlet;

the flushing pipe spray heads are arranged in the shell and face the liquid outlet face of the filter screen, the flushing pipe spray heads are linearly arranged along the vertical line direction of the rotation center shaft of the filter screen, and the flushing pipe spray heads are connected with a filter screen flushing pump;

and the rotary driver is connected with the filter screen and is used for driving the filter screen to rotate.

Compared with the prior art, the utility model has the following beneficial effects:

the pipeline filter mainly comprises a shell, a filter screen, a flushing pipe nozzle, a filter screen flushing pump and a rotary driver, and has simple structure and lower cost; simultaneously, sewage enters the shell from the water inlet, is filtered by the filter screen and is discharged from the water outlet; when the impurity adhered to the filter screen is required to be backflushed, the filter screen flushing pump and the rotary driver operate to enable the flushing pipe nozzle to spray water for backflushing, the filter screen rotates and is matched with the arrangement mode of the flushing pipe nozzle and the filter screen to enable the filter screen to be backflushed comprehensively, and after the impurity is discharged from the sewage outlet, the pipeline filter is subjected to filtering operation more efficiently.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of a part of the structure of FIG. 1;

FIG. 3 is a right side view of FIG. 1;

fig. 4 is a schematic view of the internal structure of fig. 1.

Reference numerals in the drawings of the specification include: the device comprises a shell 1, a flushing pipe nozzle 2, a water inlet 3, a water outlet 4, a sewage outlet 5, a filter screen 6, a filter screen flushing pump 7, a sewage control valve 8, a control box 9, a driving gear 10, a transmission gear ring 11, a motor 12, a speed reducer 13, a connecting shaft 14, a partition plate 15, supporting legs 16 and a manhole 17.

Detailed Description

The utility model is described in further detail below by way of specific embodiments:

as shown in fig. 1, 2 and 3, the embodiment of the present utility model proposes a pipe filter comprising a housing 1, a flushing pipe nozzle 2 and a rotary driver;

wherein, the shell 1 is provided with a water inlet 3, a water outlet 4 and a sewage outlet 5, and a rotary filter screen 6 is arranged at the water outlet 4;

the flushing pipe nozzle 2 is arranged in the shell 1 and faces the liquid outlet surface of the filter screen 6, the flushing pipe nozzle 2 is linearly arranged along the vertical line direction of the rotation center shaft of the filter screen 6, and the flushing pipe nozzle 2 is connected with a filter screen flushing pump 7;

the rotary driver is connected with the filter screen 6 and is used for driving the filter screen 6 to rotate.

The pipeline filter mainly comprises a shell 1, a filter screen 6, a flushing pipe nozzle 2, a filter screen flushing pump 7 and a rotary driver, and has simple structure and lower cost; simultaneously, sewage enters the shell 1 from the water inlet 3, is filtered by the filter screen 6, and is discharged from the water outlet 4; when the impurity adhered to the filter screen 6 needs to be backflushed, the filter screen flushing pump 7 and the rotary driver operate to enable the flushing pipe nozzle 2 to spray water for backflushing, the filter screen 6 rotates and is matched with the arrangement mode of the flushing pipe nozzle 2 and the filter screen 6 to enable the filter screen 6 to be comprehensively backflushed, and after the impurity is discharged from the sewage outlet 5, the pipeline filter is efficient in filtering operation.

In this embodiment: the shell 1 is in a cylindrical shape, and the filter screen 6 is in a circular shape; the flushing pipe nozzle 2 is specifically a pipe, and a plurality of spray holes are uniformly distributed on the outer wall of the pipe along the axial direction of the pipe.

As shown in fig. 1, 2 and 3, according to another embodiment of the present utility model, a drain control valve 8 is disposed at the drain 5, the drain control valve 8 is electrically connected to a control box 9, and the control box 9 is electrically connected to both the screen flushing pump 7 and the rotary driver.

The following are given here: the control box 9 is used for controlling the opening and closing of the pollution discharge control valve 8, and the filter screen flushing pump 7 and the rotary driver are started and stopped so as to automatically back flush the filter screen 6.

Based on the above-mentioned scheme, be provided with pressure differential sensor in the front and back side of filter screen 6, pressure differential sensor is connected with control box 9 electricity for reach when setting for the differential pressure value start blowdown control valve 8, filter screen wash pump 7 and rotary actuator.

Specifically: when sewage flows through the filter screen 6, large-particle impurities are intercepted by the filter screen 6, and as the time is longer and longer, the impurities are more and more, the front and rear of the filter screen 6 generate water pressure difference, the pressure difference value is detected by a pressure difference sensor and then is transmitted to the control box 9, when the pressure difference value reaches a set value, the control box 9 controls the filter screen flushing pump 7 to start, the filter screen 6 is flushed by high-pressure water through the flushing pipe nozzle, and meanwhile, the pollution discharge control valve 8 is opened to discharge the impurities from the pollution discharge outlet 5; meanwhile, the rotary driver is started to rotate the filter screen 6, so that the filter screen 6 rotates 360 degrees, and impurities adhered to the filter screen 6 are washed away.

As shown in fig. 3 and 4, according to another embodiment of the present utility model, the rotary driver is fixedly disposed on the outer wall of the housing 1, and an output shaft of the rotary driver penetrates into the housing 1 and is connected with the filter screen 6 through a transmission member.

In this embodiment: the rotary driver is composed of a motor 12 and a speed reducer 13, the motor 12 and the speed reducer 13 are both arranged on the outer wall of the shell 1, the motor 12 operates to reduce the speed through the speed reducer 13, and then the filter screen 6 is driven by a driving medium to rotate 360 degrees.

Specifically, the transmission member adopted includes a drive gear 10 and a transmission gear ring 11;

wherein the driving gear 10 is connected with an output shaft of a rotary driver;

the transmission gear ring 11 is fixedly sleeved outside the filter screen 6 and meshed with the driving gear 10.

The control box 9 starts the motor 12 to enable the speed reducer 13 to reduce speed, and then drives through the cooperation of the driving gear 10 and the driving gear ring 11 to enable the filter screen 6360 to rotate, and the rotating filter screen 6 cooperates with the flushing pipe nozzle 2 to enable the filter screen 6 to perform back flushing comprehensively.

As shown in fig. 4, according to another embodiment of the present utility model, a connection shaft 14 connected to the filter screen 6 is disposed in the housing 1 along an axial direction of the housing, a plurality of partition plates 15 slidingly connected to an inner wall of the housing 1 are circumferentially disposed on an outer wall of the connection shaft 14, a drainage cavity is formed between two adjacent partition plates 15, and the drainage outlet 5 can be communicated with any drainage cavity.

In the back flushing cleaning process, back flushing water with impurities is flushed into the sewage cavity, and the filter screen 6 drives the partition plate 15 to rotate through the connecting shaft 14 in the rotating process, so that the impurities are prevented from adhering to the partition plate 15 and the inner wall of the shell 1; and in this process, a plurality of the blow-down chambers are continuously communicated with the blow-down outlet 5 to discharge the impurities from the blow-down outlet 5.

As shown in fig. 1, 2 and 3, according to another embodiment of the present utility model, the two ends of the bottom of the housing 1 are provided with supporting legs 16, and the supporting legs 16 each comprise a supporting bottom block and supporting columns, and the supporting columns are plural and are connected between the supporting bottom plate and the bottom of the housing 1.

In this embodiment: the number of the support columns is specifically 3, one support column positioned in the middle is vertically arranged, and the other two support columns are arranged in a splayed shape; so that the support leg 16 is simple in structure and can stably support the housing 1.

As shown in fig. 3, according to another embodiment of the present utility model, the casing 1 is provided with a manhole 17, and a sealing cover is sealed at the manhole 17 to facilitate maintenance.

The pipeline filter has the characteristics of large treatment flow, simple structure, small occupied area, full automatic cleaning and no need of manual cleaning.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. A pipe filter, comprising:

2. A pipe filter according to claim 1, wherein: the sewage outlet is provided with a sewage control valve, the sewage control valve is electrically connected with a control box, and the control box is electrically connected with the filter screen flushing pump and the rotary driver.

3. A pipe filter according to claim 1, wherein: the rotary driver is fixedly arranged on the outer wall of the shell, and an output shaft of the rotary driver penetrates into the shell and then is connected with the filter screen through the transmission part.

4. A pipe filter according to claim 3, wherein: the transmission member includes:

the driving gear is connected with an output shaft of the rotary driver;

the transmission gear ring is fixedly sleeved on the outer side of the filter screen and meshed with the driving gear.

5. A pipe filter according to claim 2, wherein: the front side and the rear side of the filter screen are provided with differential pressure sensors, and the differential pressure sensors are electrically connected with the control box and used for starting the pollution discharge control valve, the filter screen flushing pump and the rotary driver when the set differential pressure value is reached.

6. A pipe filter according to claim 1, wherein: both ends of the bottom of the shell are provided with supporting legs, and the supporting legs comprise:

a support bottom block;

the support columns are multiple and are connected between the support bottom plate and the bottom of the shell.

7. A pipe filter according to claim 1, wherein: the utility model discloses a sewage disposal device, including casing, filter screen, drain, filter screen, connecting axle, partition board, drain and filter screen, be provided with the connecting axle that links to each other with the filter screen along its axial direction in the casing, connecting axle outer wall circumference distributes has a plurality of division boards that link to each other with the casing inner wall slip, forms the blowdown chamber between two adjacent division boards, and the drain can communicate with arbitrary blowdown chamber.