CN211706124U

CN211706124U - High-pressure full-automatic modularized backwashing filter

Info

Publication number: CN211706124U
Application number: CN201921939960.9U
Authority: CN
Inventors: 李春萍; 肖刚; 严怀佳
Original assignee: Shanghai Vithy Filter System Co ltd
Current assignee: Shanghai Vithy Filter System Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-10-20
Anticipated expiration: 2029-11-12

Abstract

The utility model relates to the technical field of filtration, more specifically say, a high-pressure full-automatic modularization back flush filter, including blowdown house steward, feeding house steward and filter unit, filter unit includes the barrel, install the filter screen in the barrel, filter unit's lower extreme is provided with the drain, filter unit's lateral wall below is provided with the feed inlet, feeding house steward is installed to one side of filter unit, feeding house steward communicates with filter unit's feed inlet, blowdown house steward is installed to filter unit's below, blowdown house steward communicates with filter unit's drain, filter unit's top is provided with the discharge gate, filter unit's top still is provided with back flush, utilize the filter screen to filter the operation, after using for a long time, the filter screen is blockked up by impurity easily, utilize the pressure differential gauge real time monitoring feeding house steward, the pressure, And after the pressure difference between the discharge main pipes reaches a set value, starting a back washing function, thereby realizing the washing of the filtering unit.

Description

High-pressure full-automatic modularized backwashing filter

Technical Field

The utility model relates to the technical field of filter, the more specifically, a high pressure full-automatic modularization back flush filter that says so.

Background

The filter is an indispensable device on a medium conveying pipeline and is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve and other equipment of a squaring filter. The filter consists of a cylinder body, a stainless steel filter screen, a pollution discharge part, a transmission device and an electric control part.

After water to be treated passes through a filter drum of a filter screen, impurities are blocked, however, the filter screen needs to be cleaned regularly, and when the filter screen needs to be cleaned, an existing filter needs to be stopped to detach the filter screen, so that manual cleaning is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high pressure full-automatic modularization back flush filter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a full-automatic modularization back flush filter of high pressure, including blowdown house steward, feeding house steward and filter unit, filter unit includes the barrel, install the filter screen in the barrel, filter unit's lower extreme is provided with the drain, install the blowoff valve on the drain, filter unit's lateral wall below is provided with the feed inlet, install the feed valve on the feed inlet, feeding house steward is installed to one side of filter unit, feeding house steward communicates with filter unit's feed inlet, blowdown house steward is installed to filter unit's below, blowdown house steward communicates with filter unit's drain, filter unit's top is provided with the discharge gate, install the bleeder valve on the discharge gate, filter unit's top still is provided with back flush mouth, install back flush.

Further: the filter unit has a plurality ofly, and a plurality of filter unit installs side by side.

Further: and a pressure difference meter interface a is arranged on the feeding main pipe.

Further: and a discharge main pipe is arranged above the filtering unit and is communicated with a discharge hole of the filtering unit.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect: the embodiment of the utility model provides an in, utilize the filter screen to filter the operation, long-time back of using, the filter screen is blockked up by impurity easily, utilize differential pressure gauge real time monitoring feeding house steward, pressure differential between the ejection of compact house steward, when feeding house steward, pressure differential between the ejection of compact house steward reaches the setting value after, start the back flush function, thereby realize washing single filter unit, in-process washing single filter unit, and do not influence all the other filter unit's normal filtration operation, process more than the repetition, wash each filter unit in proper order, thereby realize when filtering the operation and go on, wash a plurality of filter unit in proper order and finish, need not to shut down, therefore, the electric fan is very convenient, work efficiency is greatly improved, need shut down when having solved current filter clearance, manual cleaning, the comparatively inconvenient problem of clearance.

Drawings

FIG. 1 is a front view of embodiment 1 of a high pressure fully automatic modular backflush filter;

FIG. 2 is a side view of embodiment 1 of a high pressure fully automatic modular backflush filter;

FIG. 3 is a top view of embodiment 1 of the high pressure fully automatic modular backflush filter;

fig. 4 is a perspective view of a high pressure fully automatic modular backflush filter embodiment 1.

The reference numerals in the schematic drawings illustrate: 1-a main sewage drain; 2-a feeding main pipe; 3-a main discharge pipe; 4-a main backwash pipe; 5, filtering the filter screen; 61-differential pressure gauge interface a; 62-differential pressure meter interface b; 7-filtration unit.

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, and the following embodiments are combined to further describe the present invention.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, a high-pressure full-automatic modular backwashing filter includes a main sewage drain 1, a main feed pipe 2 and filter units 7, each filter unit 7 includes a cylinder, a filter screen 5 is installed in the cylinder, a sewage drain is provided at the lower end of the filter unit 7, a sewage drain valve is installed on the sewage drain, a feed inlet is provided below the side wall of the filter unit 7, a feed valve is installed on the feed inlet, a plurality of filter units 7 are installed side by side, the main feed pipe 2 is installed at one side of the filter unit 7, the main feed pipe 2 is communicated with the feed inlet of each filter unit 7, the main sewage drain 1 is installed below the filter unit 7, the main sewage drain 1 is communicated with the sewage drain of each filter unit 7, a discharge port is provided at the top end of the filter unit 7, a discharge valve is installed, the backwashing valve is arranged on the backwashing port, the discharge main pipe 3 is arranged above the filter units 7, the discharge main pipe 3 is communicated with the discharge port of each filter unit 7, the feed main pipe 2 is provided with a differential pressure gauge interface a61, the discharge main pipe 3 is provided with a differential pressure gauge interface b62 for installing a differential pressure gauge, the differential pressure gauge is used for measuring the differential pressure between the feed main pipe 2 and the discharge main pipe 3, when the filtering operation is carried out, the feed valve and the discharge valve are opened, the water flow in the feed main pipe 2 enters the filter units 7 and is filtered by the filter screen 5 and finally discharged by the discharge main pipe 3, after the long-time use, the filter screen 5 is easily blocked by impurities, thereby the pressure of the water flow discharged by the discharge main pipe 3 is reduced, the pressure difference is formed between the feed main pipe 2 and the discharge main pipe 3, and the pressure difference between the, when the pressure difference between the feeding main pipe 2 and the discharging main pipe 3 reaches a set value, the backwashing function is started, when a certain filtering unit 7 needs to be cleaned, the feeding valve and the discharging valve are closed, the blow-down valve and the backwashing valve are opened, cleaning water enters the filtering unit 7 through the backwashing main pipe 4 to flush the filtering net 5, and the cleaned sewage is discharged through the blow-down main pipe 1, so that the single filtering unit 7 is flushed, the normal filtering operation of the rest filtering units 7 is not influenced in the process of flushing the single filtering unit 7, the processes are repeated, and all the filtering units 7 are flushed in sequence, so that the filtering operation is performed while the plurality of filtering units 7 are sequentially cleaned.

The utility model discloses a theory of operation is: when the filtering operation is carried out, the feed valve and the discharge valve are opened, water flow in the feed main pipe 2 enters the filtering unit 7, is filtered by the filter screen 5 and is finally discharged through the discharge main pipe 3, after the long-time use, the filter screen 5 is easily blocked by impurities, so that the pressure of the water flow discharged by the discharge main pipe 3 is reduced, a pressure difference is formed between the feed main pipe 2 and the discharge main pipe 3, the pressure difference between the feed main pipe 2 and the discharge main pipe 3 is monitored in real time by using a pressure difference meter, when the pressure difference between the feed main pipe 2 and the discharge main pipe 3 reaches a set value, the back washing function is started, when a certain filtering unit 7 needs to be cleaned, the feed valve and the discharge valve are closed, the blowdown valve and the back washing valve are opened, clean water enters the filtering unit 7 through the back washing main pipe 4, the filter screen 5 is washed, and the, thereby realize washing single filter unit 7, at the in-process that washes single filter unit 7 to do not influence all the other filter unit 7's normal filtration operation, the process more than the repetition washes each filter unit 7 in proper order, thereby realizes when the filtration operation goes on, finishes a plurality of filter unit 7 washs in proper order, need not to shut down, and is very convenient, has improved work efficiency greatly.

It needs the particular explanation, blowdown house steward 1, feeding house steward 2 and filter unit 7 are prior art's application in this application, and back flush house steward 4, differential pressure meter are the innovation point of this application, and it need shut down when effectively having solved current filter clearance, and manual cleaning clears up comparatively inconvenient problem.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high-pressure full-automatic modularized backwashing filter comprises a sewage header pipe (1), a feeding header pipe (2) and a filtering unit (7), and is characterized in that the filtering unit (7) comprises a cylinder body, a filter screen (5) is installed in the cylinder body, the lower end of the filtering unit (7) is provided with a sewage discharge port, a sewage discharge valve is installed on the sewage discharge port, a feeding port is arranged below the side wall of the filtering unit (7), the feeding port is provided with the feeding valve, one side of the filtering unit (7) is provided with the feeding header pipe (2), the feeding header pipe (2) is communicated with the feeding port of the filtering unit (7), the sewage header pipe (1) is installed below the filtering unit (7), the sewage discharge header pipe (1) is communicated with the sewage discharge port of the filtering unit (7), the top end of the filtering unit (7) is provided with a discharge port, the discharge valve is installed on the discharge, a back washing valve is arranged on the back washing port.

2. The high-pressure fully automatic modular backflush filter according to claim 1, characterized in that there are a plurality of filter units (7), a plurality of filter units (7) being installed side by side.

3. The high-pressure full-automatic modular backwashing filter of claim 1, wherein a differential pressure gauge port a (61) is formed on the feeding main pipe (2).

4. The high-pressure full-automatic modular backwashing filter of any of claims 1 to 3, wherein a discharge main pipe (3) is arranged above the filter unit (7), and the discharge main pipe (3) is communicated with a discharge port of the filter unit (7).