CN219091337U

CN219091337U - Backwash filter equipment for water treatment

Info

Publication number: CN219091337U
Application number: CN202320258211.XU
Authority: CN
Inventors: 胡昌; 张厚东; 李鹏; 石烨
Original assignee: Xinyang Datang Environmental Protection Equipment Technology Co ltd
Current assignee: Xinyang Datang Environmental Protection Equipment Technology Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-05-30
Anticipated expiration: 2033-02-20

Abstract

The utility model relates to the field of environmental protection equipment, in particular to a backwashing filter device for water treatment, which comprises a tank body, wherein the lower end of the tank body is provided with a water inlet pipe, the lower end surface of the tank body is provided with a blow-down valve, a water outlet pipe is arranged in the tank body, a filter cartridge is arranged on the outer side of the water outlet pipe, a water permeable hole is formed in the water outlet pipe in the filter cartridge, one extending end of the water outlet pipe extends to the outside of the tank body, a transfer box is arranged outside the tank body, the transfer box is provided with a water outlet valve and a water supply valve, and the water outlet pipe extends into the transfer box and is in rotary sealing connection with the transfer box. The utility model utilizes the water filtered by the filter cartridge to be conveyed into the water tank for storage, when the filter cartridge is used for a period of time, the water supply in the tank body is stopped, the water outlet valve is closed, the water supply valve is opened, the lifting table is controlled to lift the water tank, the water tank is higher than the transfer box, the water in the transfer box flows into the water outlet pipe and is discharged from each water permeable hole to flush the filter cartridge, and the filter cartridge is backwashed.

Description

Backwash filter equipment for water treatment

Technical Field

The utility model relates to the field of environmental protection equipment, in particular to a back flushing filtering device for water treatment.

Background

In the environmental protection field, the treatment to sewage is an important part, can produce sewage in each aspect of production of living, to the preliminary treatment of sewage be with impurity removal in the sewage, equipment that is commonly used is sedimentation tank, filtering ponds etc. to the scene that water treatment requires higher, need use filter core or cartridge filter to filter sewage, after using a period, need dismantle clean filter core or cartridge filter, consuming time and consuming effort, therefore develop a back flush device who washes from filter core or cartridge filter inside, it is long just apparent that the use duration of filter core or cartridge filter is just necessary to lengthen.

Disclosure of Invention

The utility model aims to provide a backwashing filter device for water treatment, which has the advantages of avoiding the disassembly of a filter element or a filter cartridge and prolonging the service time of the filter element or the filter cartridge.

The technical scheme adopted is as follows:

the utility model provides a backwash filtration equipment for water treatment, includes the jar body, jar body lower extreme is provided with the inlet tube, and the lower terminal surface of jar body is provided with the blowoff valve, is provided with the outlet pipe in jar body, installs the cartridge filter in the outlet pipe outside, is provided with the hole of permeating water on the outlet pipe of cartridge filter inside, and the outlet pipe extends one end to jar body outside, and jar body outside is provided with the transfer case, and the transfer case is provided with outlet valve and supply valve, and the outlet pipe extends to the transfer incasement and rotates sealing connection with the transfer case.

Preferably, the outside of the tank body is provided with a driving mechanism, and the driving mechanism is provided with a transmission shaft coaxially connected with the water outlet pipe.

Preferably, the water permeable holes are multiple and distributed along the axial direction of the water outlet pipe.

Preferably, a cross beam is arranged below the filter cartridge, and a brush contacted with the lower end of the filter cartridge is arranged at the upper end of the cross beam.

Preferably, the tank body outside be provided with the elevating platform, be provided with the water tank on the elevating platform, the water tank bottom is provided with the water delivery hose, the water delivery hose is connected with the supply valve.

Preferably, a liquid level alarm is arranged in the water tank.

Preferably, the lower part of the tank body is conical, and the blow-down valve is positioned at the conical low point.

Compared with the prior art, the beneficial effects are that:

1. the utility model conveys the water filtered by the filter cartridge into the water tank for storage, after the water tank is full of water, the filtered water is discharged from the water outlet valve, when the filter cartridge is used for a period of time, the water supply in the tank body is stopped, the water outlet valve is closed, the water supply valve is opened, the lifting table is controlled to lift the water tank, the water tank is higher than the transfer box, the water in the transfer box flows into the water outlet pipe and is discharged from each water permeable hole to flush the filter cartridge, and the filter cartridge is backwashed.

2. According to the utility model, the filter cartridge is driven to rotate by the driving mechanism, so that impurities outside the filter cartridge are brushed down by the aid of the hairbrush, and the cleaning of the filter cartridge is accelerated.

Drawings

FIG. 1 is a schematic view showing the structure of a backwash filter device for water treatment according to the present utility model,

figure 2 is a schematic diagram of the structure at a in figure 1,

in the figure: 1. the tank body, 2, the inlet tube, 3, the blowoff valve, 4, the outlet pipe, 5, cartridge filter, 6, circular baffle, 7, the hole of permeating water, 8, the transfer case, 9, the outlet valve, 10, the supply valve, 11, actuating mechanism, 12, the transmission shaft, 13, the crossbeam, 14, the brush, 15, elevating platform, 16, the water tank, 17, water delivery hose.

Detailed Description

The utility model is further described in connection with specific embodiments, as shown in fig. 1-2:

example 1: a back flush filtering device for water treatment comprises a tank body 1, wherein the lower end of the tank body 1 is provided with a water inlet pipe 2, the lower end surface of the tank body 1 is provided with a blow-down valve 3, the blow-down valve 3 is used for discharging sewage and impurities,

a water outlet pipe 4 is arranged in the tank body 1, a filter cartridge 5 is arranged on the outer side of the water outlet pipe 4, two circular baffles 6 are arranged on the water outlet pipe 4, the circular baffles 6 are in sealing connection with two ends of the filter cartridge 5, a water permeable hole 7 is arranged on the water outlet pipe 4 in the filter cartridge 5, one extending end of the water outlet pipe 4 extends to the outside of the tank body 1, the water outlet pipe 4 is in rotary sealing connection with the tank body 1, a transfer box 8 is arranged on the outside of the tank body 1, the transfer box 8 is provided with a water outlet valve 9 and a water supply valve 10, the water outlet pipe 4 extends into the transfer box 8 and is in rotary sealing connection with the transfer box 8,

sewage enters the tank body 1 from the water inlet pipe 2, and after the sewage enters the inner diameter filter cylinder 5 of the filter cylinder 5 to be filtered along with the rising of the water level, the sewage enters the water outlet pipe 4 from the water permeable hole 7, enters the transfer box 8 from the water outlet pipe 4 and is discharged from the water outlet valve 9;

example 2: the back flush filtering equipment for water treatment comprises a tank body 1, wherein the lower end of the tank body 1 is provided with a water inlet pipe 2, the lower end surface of the tank body 1 is provided with a drain valve 3, the drain valve 3 is used for discharging sewage and impurities, the lower part of the tank body 1 is conical, the drain valve 3 is positioned at a conical low point,

a water outlet pipe 4 is arranged in the tank body 1, a filter cartridge 5 is arranged at the outer side of the water outlet pipe 4, two circular baffles 6 are arranged on the water outlet pipe 4, the circular baffles 6 are in sealing connection with two ends of the filter cartridge 5, water permeable holes 7 are arranged on the water outlet pipe 4 in the filter cartridge 5, a plurality of water permeable holes 7 are distributed along the axial direction of the water outlet pipe 4,

one end of the water outlet pipe 4 extends to the outside of the tank body 1, the water outlet pipe 4 is in rotary sealing connection with the tank body 1, a transfer box 8 is arranged at the outside of the tank body 1, a water outlet valve 9 and a water supply valve 10 are arranged at the transfer box 8, the water outlet pipe 4 extends to the inside of the transfer box 8 and is in rotary sealing connection with the transfer box 8, a driving mechanism 11 is arranged at the outside of the tank body 1, a transmission shaft 12 coaxially connected with the water outlet pipe 4 is arranged at the driving mechanism 11, the transmission shaft 12 is in rotary sealing connection with the tank body 1, the filter cartridge 5 rotates in the tank body 1, thereby avoiding impurities from accumulating at the lower part of the filter cartridge 5, ensuring that the impurities are uniformly distributed on the side surface of the filter cartridge 5,

the below of cartridge filter 5 is provided with crossbeam 13, and crossbeam 13 upper end is provided with the brush 14 with cartridge filter 5 lower extreme contact, and actuating mechanism 11 drives cartridge filter 5 and rotates, and brush 14 assists to brush down the outside impurity of cartridge filter 5 for cartridge filter's 5 cleanness, jar body 1 outside is provided with elevating platform 15, is provided with water tank 16 on the elevating platform 15, and the water tank 16 bottom is provided with water hose 17, and water hose 17 is connected with supply valve 10, is provided with the liquid level alarm in the water tank 16, and the liquid level alarm monitors the liquid level in the water tank 16.

The specific working process is as follows: the driving mechanism 11 controls the water outlet pipe 4 to rotate so as to drive the filter cartridge 5 to rotate, sewage enters the tank body 1 from the water inlet pipe 2, along with the rising of the water level, the sewage enters the inner diameter filter cartridge 5 of the filter cartridge 5, after being filtered, enters the water outlet pipe 4 from the water permeable holes 7, the filtered water is conveyed into the water tank 16 for storage, after the water tank 16 is full of water, the water supply valve 10 is closed, the water outlet valve 9 is opened, the filtered water is discharged from the water outlet valve 9, after the filter cartridge 5 is used for a period of time, the water supply in the tank body 1 is stopped, the water outlet valve 9 is closed, the water supply valve 10 is opened, the lifting table 15 is controlled to lift the water tank 16, the water tank 16 is higher than the transfer box 8, the water in the transfer box 8 flows into the water outlet pipe 4 and is discharged from each water permeable hole 7 to flush the filter cartridge 5, the filter cartridge 5 is backwashed, the cleaning of the filter cartridge 5 is realized, and after the cleaning is completed, the sewage and impurities are discharged by the blow-down valve 3.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. A backwash filter device for water treatment, characterized in that: including the jar body, jar body lower extreme is provided with the inlet tube, and jar lower terminal surface of body is provided with the blowoff valve, and jar internal is provided with the outlet pipe, and the cartridge filter is installed in the outlet pipe outside, is provided with the hole of permeating water on the outlet pipe of cartridge filter inside, and outlet pipe extends one end to jar external portion, and jar external portion is provided with the transfer case, and the transfer case is provided with outlet valve and supply valve, and the outlet pipe extends to the transfer incasement and rotates sealing connection with the transfer case.

2. A backwash filter apparatus for water treatment as defined in claim 1 wherein: the tank body is provided with a driving mechanism outside, and the driving mechanism is provided with a transmission shaft coaxially connected with the water outlet pipe.

3. A backwash filter apparatus for water treatment as defined in claim 1 wherein: the water permeable holes are multiple and distributed along the axial direction of the water outlet pipe.

4. A backwash filter apparatus for water treatment as defined in claim 1 wherein: the below of cartridge filter be provided with the crossbeam, the crossbeam upper end is provided with the brush with cartridge filter lower extreme contact.

5. A backwash filter apparatus for water treatment as defined in claim 1 wherein: the tank body outside be provided with the elevating platform, be provided with the water tank on the elevating platform, the water tank bottom is provided with the water delivery hose, the water delivery hose is connected with the supply valve.

6. A backwash filter apparatus for water treatment as defined in claim 5 wherein: the water tank is internally provided with a liquid level alarm.

7. A backwash filter apparatus for water treatment as defined in claim 1 wherein: the lower part of the tank body is conical, and the blow-down valve is positioned at the conical low point.