CN220656710U - Bidirectional backwashing filter - Google Patents

Abstract

The utility model relates to a bidirectional backwashing filter, which belongs to the technical field of shear wall supporting structures and comprises a barrel body, wherein the outer wall of the upper end of the barrel body is communicated with a water inlet pipe, the outer wall of the upper end of the barrel body is communicated with a water outlet pipe, the inner wall of the barrel body is rotationally connected with a filtering frame, and the filtering frame is positioned between the water inlet pipe and the water outlet pipe; the utility model has the beneficial effects that when the filter element needs to be cleaned, the filter barrel is rotated between the first baffle and the second baffle by the driving of the output end of the stepping motor, the first connecting pipe is communicated with the upper end of the filter barrel, the second connecting pipe is communicated with the lower end of the filter barrel, and the water pump works to pump clean stock solution at the upper end of the barrel body into the filter barrel from flushing in the filter barrel, so that the filter element is backwashed, turbid liquid backwashed in the filter barrel is discharged out of the barrel body through the second connecting pipe, the equipment backwashes one filter barrel at a time, and other filter barrels can work normally without stopping for backwashing, thereby improving the working efficiency of the equipment.

Description

Bidirectional backwashing filter

Technical Field

The utility model relates to the technical field of shear wall supporting structures, in particular to a bidirectional backwashing filter.

Background

The back flush filter is gradually applied to mineral processing, mineral separation, water treatment, paper industry, petrochemical industry, municipal or agricultural irrigation and the like in recent years, when the back flush filter works, liquid to be filtered enters the filter from an inlet, then passes through a filter screen from inside to outside, after long-time filtration, part of impurities are accumulated on the inner surface of the filter screen to cause certain water pressure loss, when the pressure difference between the inside and the outside of the filter screen reaches a cleaning set threshold value or the cleaning time set by a user according to the water quality condition, a drain valve positioned at the bottom of the back flush filter is automatically opened, the pressure difference between the inside and the outside of the filter screen causes the liquid outside of the filter screen to reversely flush the filter screen, the impurities attached to the filter screen are immediately flushed down, and the impurities are discharged along a drain pipeline along with the descending liquid, so that the water quality requirement of the user is guaranteed, in the prior art, the back flush filter comprises two circles of filter cores, a rotating shaft, back flush suction nozzles fixedly connected with the rotating shaft, a drain channel communicated with the back flush suction nozzles are arranged at the lower end of each circle of the filter cores, a drain valve arranged on the drain channel, a motor driving the rotating shaft, and when the filter cores are washed, the back flush rotating, the motor drives the back flush rotating, and the back flush filter shaft to rotate, thereby realizing that the back flush filter is required to be stopped, and the liquid to be discharged on the back flush filter, and the basis.

Disclosure of Invention

The utility model aims to provide a bidirectional backwashing filter, which solves the problems in the prior art.

The technical scheme of the utility model is as follows: including the staving, staving upper end outer wall intercommunication has the inlet tube, and staving upper end outer wall intercommunication has the outlet pipe, staving inner wall rotates and is connected with filter frame, and filter frame is located the inlet tube with between the outlet pipe, the inside intercommunication of filter frame has the filter vat, filter vat evenly distributed is in filter frame's inside, and filter vat inside is provided with the filter core, staving upper surface fixedly connected with step motor, and step motor output fixedly connected with transmission shaft, the transmission shaft with be fixed connection between the filter frame, and the first baffle of staving inner wall fixed connection, first baffle is located filter frame's upper surface, and first baffle upper surface intercommunication has the one end of first connecting pipe, the outer wall intercommunication of staving has the water pump, and the water pump with the other end of first connecting pipe is linked together, staving inner wall fixed connection second baffle, and the second baffle is located filter frame's lower surface, second baffle lower surface intercommunication has the second connecting pipe.

Further, the outer wall of the left side of the barrel body is provided with a purifying barrel, the other end of the second connecting pipe is communicated with the purifying barrel, the outer wall of the upper end of the purifying barrel is communicated with a communicating pipe, the communicating pipe is communicated with the barrel body, and the inner wall of the purifying barrel is fixedly connected with a diagonal pipe filler.

Furthermore, the lower surface of the purifying barrel is communicated with a trash outlet pipe, the outer wall of the trash outlet pipe is provided with a valve, and the outer wall of the trash outlet pipe is in threaded connection with a collecting barrel.

Further, glass is arranged on the outer wall of the collecting barrel.

Further, the outer wall of the collecting barrel is provided with anti-skid patterns.

The utility model provides a bidirectional backwashing filter through improvement, which has the following improvement and advantages compared with the prior art:

the method comprises the following steps: according to the utility model, raw liquid enters the barrel body through the water inlet pipe, flows to the upper part of the filtering frame through the filtering barrel, the raw liquid in the filtering barrel is filtered through the filter element, impurities can accumulate on the inner wall of the filter element, when the filter element needs to be cleaned, the filtering barrel is driven by the output end of the stepping motor to rotate between the first baffle and the second baffle, the first connecting pipe is communicated with the upper end of the filtering barrel, the second connecting pipe is communicated with the lower end of the filtering barrel, and the water pump works to enable the clean raw liquid at the upper end of the water pump to be pumped into the filtering barrel, so that the filter element is backwashed, turbid liquid backwashed in the filtering barrel is discharged out of the barrel body through the second connecting pipe, and the equipment backwashes one filtering barrel at a time.

And two,: according to the utility model, turbid liquid enters the purifying barrel through the second connecting pipe, and the water flow in the purifying barrel is reduced through the inclined pipe filler, so that the turbid liquid is conveniently settled, layering is carried out on the turbid liquid, the impurities are reduced, and clean stock solution at the upper end of the purifying barrel enters the barrel again through the communicating pipe, so that the loss of the stock solution is reduced, and the waste of resources is reduced.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic elevational cross-sectional view of the present utility model;

FIG. 2 is a schematic perspective view of a filter frame according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a first connecting tube of the present utility model;

fig. 4 is a schematic cross-sectional structure of the purifying tank of the present utility model.

Reference numerals illustrate: 1. a tub body; 2. a water inlet pipe; 3. a water outlet pipe; 4. a filter frame; 5. a filter vat; 6. a filter element; 7. a stepping motor; 8. a transmission shaft; 9. a first baffle; 10. a first connection pipe; 11. a water pump; 12. a second baffle; 13. a second connection pipe; 14. a purifying barrel; 15. a communicating pipe; 16. inclined tube filler; 17. a impurity outlet pipe; 18. a valve; 19. a collecting barrel; 20. glass.

Detailed Description

The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a bidirectional backwashing filter through improvement, as shown in fig. 1-4, the bidirectional backwashing filter comprises a barrel body 1, wherein the outer wall of the upper end of the barrel body 1 is communicated with a water inlet pipe 2, the outer wall of the upper end of the barrel body 1 is communicated with a water outlet pipe 3, the inner wall of the barrel body 1 is rotationally connected with a filtering frame 4, the filtering frame 4 is positioned between the water inlet pipe 2 and the water outlet pipe 3, a filtering barrel 5 is communicated in the filtering frame 4, the filtering barrel 5 is uniformly distributed in the filtering frame 4, a filter element 6 is arranged in the filtering barrel 5, the upper surface of the barrel body 1 is fixedly connected with a stepping motor 7, the output end of the stepping motor 7 is fixedly connected with a transmission shaft 8, the transmission shaft 8 is fixedly connected with the filtering frame 4, the inner wall of the barrel body 1 is fixedly connected with a first baffle 9, the first baffle 9 is positioned on the upper surface of the filtering frame 4, the upper surface of the first baffle 9 is communicated with one end of a first connecting pipe 10, the outer wall of the barrel body 1 is communicated with a water pump 11, the water pump 11 is communicated with the other end of the first connecting pipe 10, the inner wall of the barrel body 1 is fixedly connected with a second baffle 12, the second baffle 12 is positioned on the lower surface of the filtering frame 4, the second baffle 12 is positioned on the lower surface of the filtering frame 12 is communicated with the second baffle 13; raw liquid enters the barrel body 1 through the water inlet pipe 2, the raw liquid flows to the upper side of the filtering frame 4 through the filtering barrel 5, the raw liquid in the filtering barrel 5 is filtered through the filtering element 6, impurities can accumulate on the inner wall of the filtering element 6, when the filtering element 6 needs to be cleaned, the filtering barrel 5 is driven by the output end of the stepping motor 7 to rotate between the first baffle 9 and the second baffle 12, the first connecting pipe 10 is communicated with the upper end of the filtering barrel 5, the second connecting pipe 13 is communicated with the lower end of the filtering barrel 5, the water pump 11 works, the water pump 11 pumps the raw liquid clean at the upper end of the barrel body 1 and washes into the filtering barrel 5, so that the filtering element 6 is backwashed, turbid liquid backwashed in the filtering barrel 5 is discharged out of the barrel body 1 through the second connecting pipe 13, the equipment backwashes one filtering barrel 5 at a time, and the other filtering barrels 5 can normally work without stopping the equipment, so that the working efficiency of the equipment is improved.

The outer wall of the left side of the specific barrel body 1 is provided with a purifying barrel 14, the other end of the second connecting pipe 13 is communicated with the purifying barrel 14, the outer wall of the upper end of the purifying barrel 14 is communicated with a communicating pipe 15, the communicating pipe 15 is communicated with the barrel body 1, and the inner wall of the purifying barrel 14 is fixedly connected with an inclined pipe filler 16; turbid liquid enters the purifying barrel 14 through the second connecting pipe 13, water flow in the purifying barrel 14 is reduced through the inclined pipe filler 16, impurities in the turbid liquid are facilitated to sink, the turbid liquid is layered, the impurities are reduced, clean stock solution at the upper end of the purifying barrel 14 reenters the barrel body 1 through the communicating pipe 15, loss of the stock solution is reduced, and waste of resources is reduced.

The lower surface of the specific purifying barrel 14 is communicated with a trash outlet pipe 17, a valve 18 is arranged on the outer wall of the trash outlet pipe 17, and a collecting barrel 19 is connected with the outer wall of the trash outlet pipe 17 in a threaded manner; through collecting vessel 19, can accept and collect the impurity that falls in the purifying vessel 14, personnel periodically close valve 18, rotate collecting vessel 19, can separate collecting vessel 19 and purifying vessel 14, make things convenient for personnel to clear up the impurity in the collecting vessel 19.

The outer wall of the concrete collecting barrel 19 is provided with glass 20; through the glass 20, it is convenient for personnel to observe the inside of the collecting vessel 19.

The outer wall of the specific collecting barrel 19 is provided with anti-skid patterns; through the anti-skid lines, the friction force of the outer wall of the collecting barrel 19 is improved, and the slipping of people during the rotation of the collecting barrel 19 is prevented.

Working principle: firstly, raw liquid enters the barrel body 1 through the water inlet pipe 2, the raw liquid flows to the upper part of the filtering frame 4 through the filtering barrel 5, the raw liquid in the filtering barrel 5 is filtered through the filtering element 6, impurities can accumulate on the inner wall of the filtering element 6, when the filtering element 6 needs to be cleaned, the filtering barrel 5 rotates between the first baffle 9 and the second baffle 12 through the driving of the output end of the stepping motor 7, the first connecting pipe 10 is communicated with the upper end of the filtering barrel 5, the second connecting pipe 13 is communicated with the lower end of the filtering barrel 5, the water pump 11 is operated to pump the raw liquid clean at the upper end of the barrel body 1 from flushing into the filtering barrel 5 through the water pump 11, thereby back flushing the filtering element 6 is carried out, turbid liquid back flushing in the filtering barrel 5 is discharged out of the barrel body 1 through the second connecting pipe 13, equipment back flushing one filtering barrel 5 at a time, other filtering barrels 5 can normally operate without stopping for back flushing, the working efficiency of the equipment is improved, turbid liquid enters the purifying barrel 14 through the second connecting pipe 13, water flow in the purifying barrel 14 is reduced through the inclined pipe filler 16, impurities in the turbid liquid are facilitated to sink, the turbid liquid is layered, the impurities are reduced, clean stock solution at the upper end of the purifying barrel 14 is enabled to reenter the barrel body 1 through the connecting pipe 15, the loss of the stock solution is reduced, the waste of resources is reduced, then the impurities falling in the purifying barrel 14 can be received and collected through the collecting barrel 19, a person periodically closes the valve 18, rotates the collecting barrel 19, the collecting barrel 19 can be separated from the purifying barrel 14, the personnel can conveniently clean the impurities in the collecting barrel 19, the personnel can conveniently observe the inside of the collecting barrel 19 through the glass 20, finally the friction force of the outer wall of the collecting barrel 19 is improved through anti-skidding patterns, preventing slipping when personnel rotate the collector drum 19.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A bi-directional backwash filter, characterized by: including staving (1), staving (1) upper end outer wall intercommunication has inlet tube (2), and staving (1) upper end outer wall intercommunication has outlet pipe (3), staving (1) inner wall rotation is connected with filtration frame (4), and filtration frame (4) are located inlet tube (2) with between outlet pipe (3), filtration frame (4) inside intercommunication has filter vat (5), filter vat (5) evenly distributed is in filtration frame (4) inside, and filter vat (5) inside is provided with filter core (6), staving (1) upper surface fixedly connected with step motor (7), and step motor (7) output fixedly connected with transmission shaft (8), transmission shaft (8) with be fixedly connected with between filtration frame (4), and staving (1) inner wall fixedly connected with first baffle (9), first baffle (9) are located filtration frame (4)'s upper surface, and first baffle (9) upper surface intercommunication have one end of first connecting pipe (10), staving (1) upper surface fixedly connected with step motor (7), and second connecting pipe (11) and the other end of connecting pipe (11) are connected with water pump (11), and the second baffle (12) is positioned on the lower surface of the filtering frame (4), and a second connecting pipe (13) is communicated with the lower surface of the second baffle (12).

2. A bi-directional backwash filter according to claim 1 wherein: the purifying device is characterized in that a purifying barrel (14) is arranged on the left outer wall of the barrel body (1), the other end of the second connecting pipe (13) is communicated with the purifying barrel (14), a communicating pipe (15) is communicated with the outer wall of the upper end of the purifying barrel (14), the communicating pipe (15) is communicated with the barrel body (1), and an inclined pipe filler (16) is fixedly connected with the inner wall of the purifying barrel (14).

3. A bi-directional backwash filter according to claim 2 wherein: the purifying barrel (14) lower surface intercommunication has miscellaneous pipe (17), and goes out miscellaneous pipe (17) outer wall and be provided with valve (18), go out miscellaneous pipe (17) outer wall threaded connection has collecting vessel (19).

4. A bi-directional backwash filter according to claim 3 wherein: the outer wall of the collecting barrel (19) is provided with glass (20).

5. A bi-directional backwash filter according to claim 3 wherein: the outer wall of the collecting barrel (19) is provided with anti-skid patterns.