CN211025263U

CN211025263U - Cotton filter core device of PP with backflush

Info

Publication number: CN211025263U
Application number: CN201921938428.5U
Authority: CN
Inventors: 李磊
Original assignee: Shandong Renzihang Environmental Protection Technology Co ltd
Current assignee: Shandong Renzihang Environmental Protection Technology Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-17
Anticipated expiration: 2029-11-12

Abstract

The utility model relates to a PP cotton filter element device with back flushing, which comprises a shell, a water outlet pipe, a cotton filter element body, a water inlet pipe, a water storage tank, a water pipe, a dust removal filter bag, a pump body, a filter bag frame, a venturi tube and a three-way pipe, wherein the water inlet pipe penetrates through the top end face of the shell and is communicated with the top of the cotton filter element body, the water outlet pipe penetrates through the side end face of the shell and is communicated with the bottom of the cotton filter element body, a main pipe of the three-way pipe is communicated with the bottom of the water storage tank, a main pipe of the three-way pipe is provided with a first one-way solenoid valve, branch pipes of the three-way pipe are respectively communicated with the bottom of the cotton filter element body and the top of the cotton filter element body, the bottom of the water storage tank is communicated with one end of the water inlet pipe close to the, the utility model discloses utilize aqua storage tank and purification mechanism from the area, carry out the back flush to cotton filter core, need not to dismantle cotton filter core get off.

Description

Cotton filter core device of PP with backflush

Technical Field

The utility model relates to a cotton filter core processing equipment field of PP specifically is a cotton filter core device of PP with backflush.

Background

The PP cotton filter element is also called a melt-blown PP filter element, and is a tubular filter element which is prepared by heating, melting, spinning, drawing and receiving forming of nontoxic and tasteless polyester fiber particles; if the raw material is mainly polyester fiber, the filter element can be called a PP melt-blown filter element. The PP cotton filter element refers to a polypropylene melt-blown filter element, and the PET filter element is a polyester filter element. The raw materials of the melt-blowing method are mainly PP and a small amount of PET.

The cotton filter core of PP among the prior art is often used for filtering quality of water, nevertheless filters the water back, often remains a large amount of impurity, needs carry out reverse washing, and general mode is dismantled cotton filter core and gets off, then cleans again, and this kind of mode is very troublesome not only, and efficiency is lower moreover, to sum up, this application now provides a cotton filter core device of PP who has reverse washing and solves the problem that the aforesaid appears.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cotton filter core device of PP with back flush to solve the problem that proposes in the above-mentioned background art, the utility model discloses convenient to use, easy operation, systematic height, the practicality is strong.

In order to achieve the above object, the utility model provides a following technical scheme: a PP cotton filter element device with back flushing comprises a device main body and a flushing and purifying mechanism, wherein the device main body comprises a shell, a water outlet pipe, a cotton filter element body and a water inlet pipe, the cotton filter element body is positioned inside the shell, the water inlet pipe penetrates through the top end face of the shell and is communicated with the top of the cotton filter element body, the water outlet pipe penetrates through the side end face of the shell and is communicated with the bottom of the cotton filter element body, a second one-way electromagnetic valve is arranged on the water outlet pipe, the flushing and purifying mechanism is positioned inside the shell, the flushing and purifying mechanism comprises a water storage tank, a water pipe, a dust removal filter bag, a pump body, a filter bag frame, a venturi tube and a three-way pipe, the water storage tank is arranged at the inner bottom of the shell, a main pipe of the three-way pipe is communicated with the inner bottom of the water storage tank, a first one-, the filter bag is characterized in that the bottom in the water storage tank is communicated with one end, close to the cotton filter element body, of the water inlet pipe through a water pipe, the venturi tube is arranged in the middle of the inside of the water storage tank, the filter bag frame is arranged on the venturi tube, the dust removal filter bag is located inside the filter bag frame, and the pump body is located at the bottom in the water storage tank.

Preferably, wash purification mechanism still includes button switch and time delay switch, button switch sets up on the shell, time delay switch is located inside the shell, button switch and the pump body all with time delay switch electric connection, button switch respectively with first one-way solenoid valve and second one-way solenoid valve electric connection.

Preferably, the venturi is located between the communication position of the three-way pipe and the water storage tank and the communication position of the water pipe and the water storage tank.

Preferably, the flushing and purifying mechanism further comprises a spring and a piston plate; the piston plate is connected in the water storage tank in a sliding mode and is higher than the communication position of the three-way pipe and the water storage tank, and the piston plate is tightly connected with the top in the water storage tank through a spring.

Preferably, a transparent viewing window is arranged on the shell.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model utilizes the self-contained water storage tank and the purification mechanism to carry out back washing on the cotton filter element through the water storage tank, the water pipe, the dust removal filter bag, the pump body, the filter bag frame, the venturi tube and the three-way pipe, and the cotton filter element does not need to be disassembled; the utility model keeps a tension on the water all the time through the spring and the piston plate, thereby reducing the burden of the pump body; the utility model discloses a time delay switch, can reciprocate the circulation intermittent type formula and carry out the back flush to cotton filter core.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of a washing and purifying mechanism according to the present invention;

fig. 3 is a schematic view of a partial structure of the middle washing and purifying mechanism of the present invention.

In the reference symbols: 1. a housing; 2. a flushing and purifying mechanism; 3. a first one-way solenoid valve; 4. a second one-way solenoid valve; 5. a water outlet pipe; 6. a push button switch; 7. a cotton filter element body; 8. a water inlet; 9. a delay switch; 21. a piston plate; 22. a water storage tank; 23. a spring; 24. a water pipe; 25. a dust removal filter bag; 26. a pump body; 27. a filter bag frame; 28. a venturi; 29. a three-way pipe.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a PP cotton filter element device with reverse flushing comprises a device main body and a flushing and purifying mechanism 2, wherein the device main body comprises a shell 1, a water outlet pipe 5, a cotton filter element body 7 and a water inlet pipe 8, the cotton filter element body 7 is positioned in the shell 1, the water inlet pipe 8 penetrates through the top end face of the shell 1 and is communicated with the top of the cotton filter element body 7, the water outlet pipe 5 penetrates through the side end face of the shell 1 and is communicated with the bottom of the cotton filter element body 7, a second one-way electromagnetic valve 4 is arranged on the water outlet pipe 5, the flushing and purifying mechanism 2 is positioned in the shell 1, the flushing and purifying mechanism 2 comprises a water storage tank 22, a water pipe 24, a dedusting filter bag 25, a pump body 26, a filter bag frame 27, a venturi tube 28 and a three-way pipe 29, the water storage tank 22 is arranged in the shell 1, a main pipe of the three-way pipe 29 is communicated with the bottom in, the branch pipe of the three-way pipe 29 is respectively communicated with the bottom of the cotton filter element body 7 and the top of the cotton filter element body 7, the bottom of the water storage tank 2 is communicated with one end, close to the cotton filter element body 7, of the water inlet pipe 8 through the water pipe 24, the venturi tube 28 is arranged in the middle of the inside of the water storage tank 22, the filter bag frame 27 is arranged on the venturi tube 28, the dust removal filter bag 25 is arranged inside the filter bag frame 27, and the pump body 26 is arranged at the bottom of the water storage tank 22.

Wash purification mechanism 2 and still include button switch 6 and delay switch 9, button switch 6 sets up on shell 1, delay switch 9 is located inside the shell 1, button switch 6 and pump body 26 all with delay switch 9 electric connection, button switch 6 respectively with first one-way solenoid valve 3 and second one-way solenoid valve 4 electric connection.

The venturi 28 is located at a height between the communication between the tee 29 and the water storage tank 22 and the communication between the water pipe 24 and the water storage tank 22.

The flushing and purifying mechanism 2 further comprises a spring 23 and a piston plate 21; the piston plate 21 is slidably connected in the water storage tank 22 and is higher than the communication position of the three-way pipe 29 and the water storage tank 22, and the piston plate 21 is tightly connected with the inner top of the water storage tank 22 through a spring 23.

And a transparent observation window is arranged on the shell 1.

The utility model discloses at the during operation: when the backwashing is needed, the button switch 6 is pressed, the button switch 6 controls the delay switch 9 to operate, after the delay switch 9 delays for a period of time, the pump body 26 is controlled to operate, the second one-way electromagnetic valve 4 is controlled to be closed, and the pump body 26 conveys water in the water storage tank 22 to the interior of the cotton filter element body 7 from the water pipe 24 to backwash the cotton filter element body 7.

The backwashing water is gathered to the main pipe through the branch pipes of the three-way pipe 29, the time delay switch 9 controls the first one-way electromagnetic valve 3 to be opened, the water enters the water storage tank 22 through the main pipe of the three-way pipe 29 and drives the piston plate 21 to move upwards in the water storage tank 22, the spring 23 is compressed to keep the tension of the water, and the water is filtered by the dust removal filter bag 25 and then enters the bottom of the water storage tank 22 to be stored for recycling.

This device has been solved traditional PP cotton filter core and has been commonly used in filtering quality of water, nevertheless filters the water back, often remains a large amount of impurity, need carry out reverse washing, and general mode is dismantled cotton filter core and gets off, then cleans, and this kind of mode is not only very troublesome, and efficiency is lower moreover.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cotton filter core device of PP with backflush, includes the device main part and washes purification mechanism (2), its characterized in that: the device main body comprises a shell (1), a water outlet pipe (5), a cotton filter element body (7) and a water inlet pipe (8), wherein the cotton filter element body (7) is located inside the shell (1), the water inlet pipe (8) penetrates through the top end face of the shell (1) and is communicated with the top of the cotton filter element body (7), the water outlet pipe (5) penetrates through the side end face of the shell (1) and is communicated with the bottom of the cotton filter element body (7), and a second one-way electromagnetic valve (4) is arranged on the water outlet pipe (5);

the washing and purifying mechanism (2) is positioned inside the shell (1), the washing and purifying mechanism (2) comprises a water storage tank (22), a water pipe (24), a dust-removing filter bag (25), a pump body (26), a filter bag frame (27), a venturi tube (28) and a three-way pipe (29), the water storage tank (22) is arranged inside the shell (1), a main pipe of the three-way pipe (29) is communicated with the bottom inside the water storage tank (22), a first one-way electromagnetic valve (3) is arranged on the main pipe of the three-way pipe (29), branch pipes of the three-way pipe (29) are respectively communicated with the bottom of the cotton filter element body (7) and the top of the cotton filter element body (7), the bottom inside the water storage tank (22) is communicated with one end, close to the cotton filter element body (7), of the water inlet pipe (8) through the water pipe (24), the venturi tube (28) is arranged at the middle position inside the water storage tank (22), and the filter bag frame (, the dust removal filter bag (25) is positioned in the filter bag frame (27), and the pump body (26) is positioned at the bottom in the water storage tank (22).

2. The PP cotton filter cartridge device with back flush of claim 1, wherein: wash purification mechanism (2) and still include button switch (6) and time delay switch (9), button switch (6) set up on shell (1), time delay switch (9) are located inside shell (1), button switch (6) and pump body (26) all with time delay switch (9) electric connection, button switch (6) respectively with first one-way solenoid valve (3) and second one-way solenoid valve (4) electric connection.

3. The PP cotton filter cartridge device with back flush of claim 1, wherein: the venturi (28) is positioned between the communication position of the three-way pipe (29) and the water storage tank (22) and the communication position of the water pipe (24) and the water storage tank (22).

4. The PP cotton filter cartridge device with back flush of claim 1, wherein: the flushing and purifying mechanism (2) further comprises a spring (23) and a piston plate (21); the piston plate (21) is connected in the water storage tank (22) in a sliding mode and is higher than the communication position of the three-way pipe (29) and the water storage tank (22), and the piston plate (21) is tightly connected with the inner top of the water storage tank (22) through a spring (23).

5. The PP cotton filter cartridge device with back flush of claim 1, wherein: the shell (1) is provided with a transparent observation window.