CN217312246U

CN217312246U - Back flush filter

Info

Publication number: CN217312246U
Application number: CN202221270773.8U
Authority: CN
Inventors: 苏荣波
Original assignee: Shandong Chuanzheng Electromechanical Co ltd
Current assignee: Shandong Chuanzheng Electromechanical Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-08-30
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses a back flush filter mainly relates to the filter field. Including inlet tube, outlet pipe, be equipped with the cartridge filter of a plurality of vertical range between inlet tube and the outlet pipe, it is a plurality of cartridge filter one end all communicates with the inlet tube, and is a plurality of the one end that the inlet tube was kept away from to the cartridge filter all communicates with the outlet pipe, and is a plurality of the one end that the cartridge filter is close to the inlet tube is equipped with the water valve respectively, the cartridge filter bottom is equipped with the blowoff valve. The beneficial effects of the utility model reside in that: set up the multichannel, all be equipped with the cartridge filter on every passageway, can filter simultaneously, increased filtration area, reduced the water resistance greatly, and strain a section of thick bamboo and can backwash alone, also a plurality of backwash, a plurality of small filter cartridge pressure-bearing height for the filter core is not blockked up, and is not flowed constantly, has the cleaner thorough effect of blowdown, is fit for the filtration occasion that the big pressure of density is high.

Description

Back flush filter

Technical Field

The utility model relates to a filter field specifically is a back flush filter.

Background

The traditional filtering system basically adopts a single-cylinder filtering structure, but the filtering system with the structure has small dirt carrying capacity, is easy to be blocked by dirt, is not easy to operate and maintain, has a back washing function, but has the defects of poor back washing effect and dead angles of back washing, thereby ensuring poor filtering effect and poor using effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a backwashing filter which is provided with a plurality of channels, wherein each channel is provided with a filter cylinder, the filtering area is increased, the water resistance is greatly reduced, the filtering and the mutual backwashing can be simultaneously carried out, and the filter cylinders can be backwashed independently or a plurality of backwashing can be carried out; the small filter cylinders are relatively high in pressure bearing capacity compared with the large filter cylinders, and are easy to control and manufacture; the filter element is not blocked and does not cut off, so that the filter element is not blocked and the effect of more clean and thorough sewage discharge is achieved.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides a back flush filter, includes inlet tube, outlet pipe, be equipped with a plurality of vertical cartridge filters of arranging between inlet tube and the outlet pipe, it is a plurality of cartridge filter one end all communicates with the inlet tube, and is a plurality of the one end that the inlet tube was kept away from to the cartridge filter all communicates with the outlet pipe, and is a plurality of the one end that the cartridge filter is close to the inlet tube is equipped with the water valve respectively, the filter cylinder bottom is equipped with the blowoff valve.

Furthermore, be equipped with the filter core in the cartridge filter, the filter core bottom is equipped with the drain of pegging graft with the blowoff valve, blowoff valve and cartridge filter sealing connection.

Further, the filter core top is close to the inlet tube, the filter core bottom is close to the outlet pipe, the blowoff valve is located the one side that the filter core bottom is close to the outlet pipe.

Contrast prior art, the beneficial effects of the utility model reside in that:

the multi-channel pipeline design is adopted, and each channel is provided with the filter cylinder, so that the defect that the single-cylinder filter backwash has dead angles is overcome successfully, the filter area is increased, and the water resistance is greatly reduced; the multi-channel filter cartridges can simultaneously filter, ensure the filtering effect, reduce the filtering burden of the filter element, and the filter cartridges can be cleaned reversely, thus not only ensuring the cleanness of the filter screen, but also using the filtered water to reversely flush the equipment, and also ensuring the filtering of water quality during the reverse flushing, so that the filter elements are not blocked and do not continuously flow, the pollution discharge is clean and thorough, the filter elements are effectively protected from being damaged, and the filter cartridges can be reversely flushed independently and can also be reversely flushed by a plurality of times; the small filter cartridges are high in pressure bearing relative to the large filter cartridges and easy to control and manufacture.

Drawings

Fig. 1 is a schematic diagram of the multi-pass filtering function structure of the utility model.

FIG. 2 is a schematic diagram of the single-cylinder backwashing function structure of the present invention.

The reference numbers shown in the figures:

1. a water inlet pipe; 2. a water outlet pipe; 3. a filter cartridge; 4. a water valve; 5. a filter element; 6. a blowoff valve.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

The utility model relates to a backwashing filter, the main structure of which comprises a water inlet pipe 1 and a water outlet pipe 2, a plurality of vertically arranged filter cartridges 3 are arranged between the water inlet pipe 1 and the water outlet pipe 2, one ends of the filter cartridges 3 are all communicated with the water inlet pipe 1 through a connecting pipe, one ends of the filter cartridges 3 far away from the water inlet pipe 1 are also all communicated with the water outlet pipe 2 through a connecting pipe, one ends of the filter cartridges 3 close to the water inlet pipe 1 are respectively provided with a water valve 4, the water inlet is controlled by the water valve 4, the bottom of the filter cartridges is provided with a blowoff valve 6, the blowoff valve 6 is used for discharging filtered impurities from the filter cartridges 3, the filtering area is increased by arranging a plurality of filter cartridges 3, the water resistance is greatly reduced, the filtering work can be shared, the burden of the filter is reduced, more careful filtering can be carried out after shunting, the filtering effect is better, and through the cooperation of blowoff valve 6 and water valve 4, make a plurality of cartridge filter 3 back flush alone, also a plurality of back flushes, the structure pressure bearing height that a plurality of small filter cartridge 3 make up for filter core 5 is not blockked up, does not cut off the flow.

Preferably, be equipped with filter core 5 in the cartridge filter 3, guarantee the filter effect, 5 bottoms of filter core are equipped with the drain of pegging graft with blowoff valve 6, blowoff valve 6 and cartridge filter 3 sealing connection make impurity pile up in drain department, make things convenient for the soil pick-up blowdown of blowoff valve 6, guarantee the thorough of blowdown.

Preferably, 5 tops of filter core are close to inlet tube 1, 5 bottoms of filter core are close to outlet pipe 2, make the slope of filter core 5 set up, carry out the water conservancy diversion to impurity, make impurity pile up, blowoff valve 6 is located 5 bottoms of filter core and is close to one side of outlet pipe 2 and, makes impurity filtered and lead to 5 bottoms of filter core by the filter core 5 of slope under the drive of rivers, makes impurity pile up in blowdown department, makes things convenient for the blowdown of blowoff valve 6, guarantees the thorough of blowdown.

Example (b): a backwashing filter comprises a water inlet pipe 1 and a water outlet pipe 2, wherein a plurality of vertically arranged filter cartridges 3 are arranged between the water inlet pipe 1 and the water outlet pipe 2, one ends of the plurality of filter cartridges 3 are communicated with the water inlet pipe 1, the ends of the plurality of filter cartridges 3 far away from the water inlet pipe 1 are communicated with the water outlet pipe 2, one ends of the plurality of filter cartridges 3 close to the water inlet pipe 1 are respectively provided with a water valve 4, a filter element 5 is arranged in each filter cartridge 3, the filter element 5 adopts a multilayer sintering woven net, the filter element is manufactured by the processes of special lamination pressing, vacuum sintering and the like, the filter element 5 is obliquely arranged, the top end of the filter element 5 is close to the water inlet pipe 1, the bottom end of the filter element 5 is close to the water outlet pipe 2, the bottom of the filter cartridge 3 is communicated with a drain valve 6, the blowoff valve 6 is located the filter core 5 bottom and is close to one side of outlet pipe 2 and runs through filter core 5, and the serial number of a plurality of cartridge filter 3 is 1-n.

Multi-pass filtering by a filter:

opening a water valve 4 of the No. 1-n filter cylinder 3; closing the blowdown valve 6 of the No. 1-n filter cartridge 3; water is connected into by inlet tube 1 and cartridge filter 3 access mouth direct access, flows through filter core 5 of 1-n number cartridge filter 3, and impurity is filtered by filter core 5 and is stayed in cartridge filter 3, forms filtering state.

Single-pass backwashing of the filter:

opening the blowdown valve 6 of the No. 1 filter cartridge 3 and the blowdown valves 6 of other filter cartridges 3 to be in a closed state; meanwhile, the water valve 4 of the No. 1 filter cartridge 3 is closed, and the water valves 4 of other filter cartridges 3 are in an open state; the No. 2-n filter cylinder 3 keeps normal filtration, water enters the No. 2-n filter cylinder 3 from the water inlet pipe 1 for filtration, and because the No. 1 filter cylinder 3 is communicated with the water outlet pipe 2, part of water flow enters the No. 1 filter cylinder 3 in the reverse direction to carry out backwashing on the filter element 5, sewage after the backwashing is discharged from the drain valve 6 of the No. 1 filter cylinder 3, and the backwashing of the No. 1 filter cylinder 3 is finished; and the back flushing of the No. 2-n filter cylinder 3 can be formed by the same method.

When the water consumption is not enough or the pressure gauge at the inlet and the outlet displays the pressure difference, the filtering body can be detached to be cleaned or replaced, and the method is simple and easy to implement.

The product has a complementary backflushing function, can ensure the filtration of water quality during backflushing, and can effectively protect the filter element 5 from being damaged; the multi-channel filtration has large filtration area, is not easy to form water resistance blockage, and can wash the filter cartridges 3 of the n channels in turn according to the water quality condition without influencing the normal work; the filter cartridge 3 is convenient to operate, the filter cartridge 3 can be backflushed and cleaned only by opening the drain valve 6 of one filter cartridge 3 and closing the water valve 4, so that the filter cartridge 5 is not blocked, the maintenance workload is small, the intelligent unattended operation is realized, and the filter cartridge can be applied to places with poor water quality conditions, high density and pressure and high filter cleaning frequency, such as underground coal mines.

Claims

1. The utility model provides a back flush filter, includes inlet tube (1), outlet pipe (2), its characterized in that: be equipped with cartridge filter (3) of a plurality of vertical arrangements between inlet tube (1) and outlet pipe (2), it is a plurality of cartridge filter (3) one end all communicates with inlet tube (1), and is a plurality of the one end that inlet tube (1) was kept away from in cartridge filter (3) all communicates with outlet pipe (2), and is a plurality of the one end that cartridge filter (3) are close to inlet tube (1) is equipped with water valve (4) respectively, the cartridge filter bottom is equipped with blowoff valve (6).

2. The backflush filter of claim 1, wherein: the filter cartridge is characterized in that a filter element (5) is arranged in the filter cartridge (3), a sewage draining outlet which is spliced with the sewage draining valve (6) is formed in the bottom of the filter element (5), and the sewage draining valve (6) is connected with the filter cartridge (3) in a sealing mode.

3. The backflush filter of claim 2, wherein: the filter core (5) top is close to inlet tube (1), filter core (5) bottom is close to outlet pipe (2), blowoff valve (6) are located filter core (5) bottom and are close to one side of outlet pipe (2).