CN220589137U

CN220589137U - Hydraulic drive self-cleaning filter

Info

Publication number: CN220589137U
Application number: CN202322148457.4U
Authority: CN
Inventors: 岳振城
Original assignee: Aksu Tianyi Machinery Manufacturing Co ltd
Current assignee: Aksu Tianyi Machinery Manufacturing Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-15
Anticipated expiration: 2033-08-10

Abstract

The utility model relates to the field of agricultural irrigation, and discloses a hydraulic drive self-cleaning filter, which comprises a horizontal cylinder, wherein the left side and the right side of the cylinder are respectively connected and sealed by sealing heads, the inner wall of the cylinder is fixedly provided with a filtering component which is transversely cylindrical and is used for filtering raw water and a separating plate used for separating, and a raw water bin is formed between the sealing heads on one side and the filtering component; a filter bin is formed inside the filter assembly; a cleaning bin is formed between the filtering component and the bin partition plate; a pollution discharge bin is formed between the bin partition plate and the end enclosure on the other side; the cleaning bin and the pollution discharge bin are connected through a flushing water pipe provided with a flushing valve; in the cylinder body, from the raw water bin to the sewage bin, a transverse rotating shaft is arranged, and the tail end of the rotating shaft is fixedly provided with an impeller; the rotation shaft is arranged in the filter assembly and is provided with a cleaning brush for cleaning the inside of the filter assembly. The self-cleaning operation is performed by using the hydraulic drive filter, so that the self-cleaning device has the advantages of labor saving and convenience in operation and maintenance, low maintenance cost and capability of ensuring non-blocking safe and durable operation of drip irrigation equipment.

Description

Hydraulic drive self-cleaning filter

Technical Field

The utility model relates to the field of agricultural irrigation, in particular to a hydraulic drive self-cleaning filter.

Background

In agricultural irrigation, drip irrigation is a comparatively water-saving resource, maintains comparatively convenient irrigation mode. The drip irrigation mode is to convey water to the roots of crops through a pipeline, and slowly supply the water to the crops through an orifice or a water dropper, so that the utilization rate of drip irrigation on water resources is very high and reaches more than 95%, the water-saving and yield-increasing effects on agriculture in arid and water-deficient areas are very obvious, and the application is very wide.

However, in the operation of drip irrigation equipment, the orifice or the drip head of the pipeline is blocked due to unfiltered or incompletely filtered water, so that drip irrigation is malfunctioning, drought and death of the crops are caused, the equipment is blocked, and the later maintenance cost of the drip irrigation equipment is high, so that the irrigation water needs to be filtered before drip irrigation, and the blocking of the drip irrigation pipeline is avoided.

The existing filter has the disadvantages of high labor and cost in maintenance and cleaning, and time and labor waste in maintenance.

Disclosure of Invention

In order to overcome the technical problems, the utility model aims to provide the hydraulic drive self-cleaning filter which can be conveniently cleaned by using water so as to solve the problems of time and labor waste and high cost of the conventional filter cleaning.

The utility model provides the following technical scheme:

the hydraulic driving self-cleaning filter comprises a horizontal cylinder (6), wherein the left side and the right side of the cylinder (6) are respectively connected and sealed by seal heads (1), a filtering component which is transversely cylindrical and used for filtering raw water and a separation plate (11) used for separating are fixedly arranged on the inner wall of the cylinder (6), a raw water bin is formed between the seal heads (1) and the filtering component at one side, and a water inlet (23) is formed in the bottom of the raw water bin; a filtering bin is formed in the filtering assembly, and a water outlet (24) is formed in the barrel (6) at the bottom of the filtering assembly outwards; a cleaning bin is formed between the filtering component and the bin separation plate (11); a pollution discharge bin is formed between the bin separation plate (11) and the sealing head (1) at the other side, and a pollution discharge outlet and a pollution discharge valve (14) are arranged outwards on the sealing head (1) beside the pollution discharge bin; the cleaning bin and the pollution discharge bin are connected through a flushing water pipe (19) provided with a flushing valve (20); a transverse rotating shaft (2) is arranged in the cylinder body (6) from the raw water bin to the sewage bin, an impeller (12) is fixedly arranged at the tail end of the rotating shaft (2), and the flushing water pipe (19) corresponds to the impeller (12) at the water outlet of the sewage bin; the rotating shaft (2) is arranged in the filter assembly and is provided with a cleaning brush (9) for cleaning the inside of the filter assembly.

According to some embodiments, one end of the rotating shaft (2) is clamped in a nylon sleeve (3) in a first shaft sleeve (4) on a seal head (1) at one end of the raw water bin, and the other end of the rotating shaft passes through the filtering component and a second shaft sleeve (17) arranged on the bin separation plate (11) and further extends into the pollution discharge bin.

According to some embodiments, the filter assembly comprises circular ring type net core fixing plates (7) fixed on the left side and the right side of the inner wall of the cylinder body (6), a cylindrical net core (10) is fixedly connected to the net core fixing plates (7) through fixing rings (22), and the net core (10) is not contacted with the cylinder body (6); raw water in the net core (10) is filtered by the net core (10) and discharged from the water outlet (24), and the rotating shaft (2) passes through the centers of the fixing rings (22) on the two sides.

According to some embodiments, the fixing ring (22) is formed by two concentric circular rings, and the two concentric circular rings are connected with each other through connecting ribs.

According to some embodiments, a bearing (16) is fixedly arranged on the second shaft sleeve (17), and the rotating shaft (2) is rotatably connected with the bearing (16).

According to some embodiments, the impeller (12) is fixedly connected with the tail end of the rotating shaft (2) through a pressing piece (13) and a bolt (15).

According to some embodiments, the cleaning brush (9) is arranged several times around the rotation axis (2).

According to some embodiments, the blowdown valve (14) and the rinse valve (20) are of an electric type, a controller is electrically connected to them, and a battery provides power to the controller for automatic timing control of opening and closing of the blowdown valve (14) and the rinse valve (20).

Compared with the prior art, the utility model has the following beneficial effects:

according to the hydraulic drive self-cleaning filter provided by the utility model, the impeller is driven to rotate by utilizing the hydraulic force of the flushing pipeline to drive the cleaning brush fixed on the rotating shaft to automatically clean the filter, other power equipment is not needed, the filter can be self-cleaned, the filter is labor-saving and convenient to operate and maintain, the maintenance cost is low, and the non-blocking safe and durable operation of drip irrigation equipment is ensured.

Drawings

Fig. 1 is a cross-sectional view of a first embodiment of the present utility model.

The reference numerals in the drawings are:

1. a seal head; 2. a rotating shaft; 3. a nylon sleeve; 4. a first sleeve; 5. a first flange; 6. a cylinder; 7. a net core fixing plate; 9. a cleaning brush; 10. a net core; 11. a compartment plate; 12. an impeller; 13. tabletting; 14. a blow-down valve; 15. a bolt; 16. a bearing; 17. a second sleeve; 18. a second flange; 19. a flushing water pipe; 20. a flush valve; 22. a fixing ring; 23. a water inlet; 24. and a water outlet.

Detailed Description

The present utility model will be described in detail with reference to the following examples and drawings, but it should be understood that the examples and drawings are only for illustrative purposes and are not intended to limit the scope of the present utility model in any way. All reasonable variations and combinations that are included within the scope of the inventive concept fall within the scope of the present utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc., are based on those shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and further, unless otherwise expressly specified and defined, the terms "disposed," "mounted," "connected," "coupled," and the like are to be construed broadly, and may be either fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides a hydraulic drive self-cleaning filter, which uses circulating pipeline water to wash an impeller to drive a cleaning brush to rotate so as to clean an inner net core of the filter.

The utility model is further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1, in the present embodiment, the hydraulically driven self-cleaning filter includes a cylindrical barrel 6, the left side of the barrel 6 is sealed with a head 1 and a first flange 5, and the right side is sealed with another head 1 and a second flange 18; a filter assembly and a partition plate 11 are fixedly arranged in the cylinder body 6, the space in the cylinder body 6 is divided into a raw water bin, a filter bin, a cleaning bin and a sewage bin from left to right in sequence, a raw water bin is arranged between the left side end socket 1 and the filter assembly, and a water inlet 23 is arranged at the bottom of the raw water bin; the space in the filter assembly forms a filter bin, and the bottom of the filter bin is provided with a water outlet 24; a cleaning bin is formed between the filtering component and the bin partition plate 11, a pollution discharge bin is formed between the bin partition plate 11 and the sealing head 1 on the right side, and the cleaning bin and the pollution discharge bin are connected through a flushing water pipe 19 arranged at the bottom outside the cylinder 6.

The filter assembly comprises circular net core fixing plates 7 fixed on the left side and the right side of the inner wall of the cylinder body 6, a cylindrical net core 10 is fixedly connected to the net core fixing plates 7 through fixing rings 22, and the net core 10 is not contacted with the cylinder body 6; raw water in the net core 10 is filtered by the net core 10 and discharged from the water outlet 24. The fixing ring 22 is two concentric rings, which are connected with each other by connecting ribs, and the rotating shaft 2 is arranged in the inner ring in a penetrating way.

A cleaning bin is arranged between the right side of the filter assembly and the partition plate 11, a sewage draining bin is arranged on the right side of the partition plate 11, a flushing water pipe 19 is arranged between the cleaning bin and the sewage draining bin and outside the cylinder 6, a flushing valve 20 is arranged on the flushing water pipe 19, and the flushing valve 20 is selected from electric butterfly valves.

The left end socket 1 of the cylinder 6 is provided with a first shaft sleeve 4, a nylon sleeve 3 is arranged in the first shaft sleeve 4, the left end of a rotating shaft 2 is fixed in the nylon sleeve 3, the rotating shaft 2 sequentially passes through a net core fixing plate 7 and a compartment plate 11 on the left side and the right side of the filter assembly from the left end, and a plurality of cleaning brushes 9 for cleaning net cores 10 are arranged between the net core fixing plates 7 on the left side and the right side of the rotating shaft 2; the partition plate 11 is provided with a second sleeve 17 for the rotation of the rotation shaft 2, the second sleeve 17 is provided with a bearing 16, the rotation shaft 2 penetrates through the second sleeve 17 and the bearing 16, the right end of the rotation shaft 2 is provided with an impeller 12, the impeller 12 is positioned above a flushing water pipe 19 of the pollution discharge bin, a flushing valve 20 is opened, the water of the flushing water pipe 19 can flush and rotate the impeller 12, and the cleaning brush 9 is driven to clean and brush the inside of the net core 10. The cleaned sewage, from the filtration bin, enters the cleaning bin along with the water flow and enters the sewage discharge bin along the flushing water pipe 19. And opening a drain valve 14 arranged at a drain outlet of the right end closure head of the cylinder body 6, and discharging sewage.

The workflow of this embodiment is as follows:

the water enters the raw water bin through the water inlet and enters the filtering component, impurities, attachments and floaters which are larger than the gap in the net core 10 are intercepted by the net core 10, and are attached to the inner wall of the net core 10, and the raw water flows out of the net core 10 to the water outlet 24 after being filtered; entering the field.

When the pressure difference between the water pipe of the water inlet and the water outlet is large after the filter works for a period of time, the valve of the water outlet 24 is closed, water enters the cleaning bin from the filtering bin, the flushing valve 20 is opened, water enters the sewage bin provided with the wheel sheet 12 from the flushing water pipe 19, the impeller 12 starts to rotate under the driving action of the water due to the water driving force formed by the tangential entry of the water, the rotating shaft 2 is driven to rotate between the first shaft sleeve 4 and the second shaft sleeve 17, the cleaning brush 9 also starts to rotate, the cleaning brush cleans the inner wall of the net core 10, the flushing operation of the sewage valve 14 is started, impurities and residues attached to the inner wall are flushed, the impurities and residues are discharged through the flushing water pipe 19 and then discharged through the sewage valve 14, thus the water outlet 24 can be closed in the self-cleaning process, the impeller 12 rotates faster, the cleaning brush 9 does not close the water outlet 24, and the cleaning brush 9 can also clean at the same speed but with a slow speed. Therefore, by controlling the flushing valve 20 and the blow-off valve 14, the filter can be conveniently self-cleaned, the filter is not easy to be blocked, and the normal and durable filtration operation can achieve the durable field normal drip irrigation effect.

In this embodiment, the drain valve 14 may be selected from an electric drain valve, the flushing valve 20 is an electric butterfly valve, the flushing valve 20 and the drain valve 14 are electrically connected to a controller disposed at a remote end, the controller controls the controller to open and close at a fixed time, the storage battery provides power for the controller, when the cleaning time is reached, the controller needs to clean the inner wall of the net core 10, the controller automatically opens the drain valve 14 and the flushing valve 20, and remotely controls the opening and closing of the drain valve 14 and the flushing valve 20, so that the net core 10 can be subjected to hydraulic driving self-cleaning.

The above examples are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited to the above examples. All technical schemes belonging to the concept of the utility model belong to the protection scope of the utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a hydraulic drive self-cleaning filter, its includes horizontal barrel (6), the left and right sides of barrel (6) are sealed with head (1) connection respectively, its characterized in that: a filtering component which is transversely cylindrical and used for filtering raw water and a partition plate (11) used for isolating are fixedly arranged on the inner wall of the cylinder body (6), a raw water bin is formed between the seal head (1) and the filtering component on one side, and a water inlet (23) is formed in the bottom of the raw water bin; a filtering bin is formed in the filtering assembly, and a water outlet (24) is formed in the barrel (6) at the bottom of the filtering assembly outwards; a cleaning bin is formed between the filtering component and the bin separation plate (11); a pollution discharge bin is formed between the bin separation plate (11) and the sealing head (1) at the other side, and a pollution discharge outlet and a pollution discharge valve (14) are arranged outwards on the sealing head (1) beside the pollution discharge bin; the cleaning bin and the pollution discharge bin are connected through a flushing water pipe (19) provided with a flushing valve (20);

a transverse rotating shaft (2) is arranged in the cylinder body (6) from the raw water bin to the sewage bin, an impeller (12) is fixedly arranged at the tail end of the rotating shaft (2), and the flushing water pipe (19) corresponds to the impeller (12) at the water outlet of the sewage bin; the rotating shaft (2) is arranged in the filter assembly and is provided with a cleaning brush (9) for cleaning the inside of the filter assembly.

2. The hydraulically driven self-cleaning filter as recited in claim 1, wherein: one end of the rotating shaft (2) is clamped in a nylon sleeve (3) in a first shaft sleeve (4) on a seal head (1) at one end of the raw water bin, and the other end of the rotating shaft penetrates through the filtering component and a second shaft sleeve (17) on the bin separation plate (11) and further extends into the sewage bin.

3. The hydraulically driven self-cleaning filter as recited in claim 2, wherein: the filtering component comprises circular ring type net core fixing plates (7) fixed on the left side and the right side of the inner wall of the cylinder body (6), a cylindrical net core (10) is fixedly connected to the net core fixing plates (7) through fixing rings (22), and the net core (10) is not contacted with the cylinder body (6); raw water in the net core (10) is filtered by the net core (10) and discharged from the water outlet (24), and the rotating shaft (2) passes through the centers of the fixing rings (22) on the two sides.

4. A hydraulically driven self-cleaning filter as recited in claim 3, wherein: the fixing ring (22) is in two concentric circular rings and is connected with each other through connecting ribs.

5. The hydraulically driven self-cleaning filter as recited in claim 2, wherein: the second shaft sleeve (17) is fixedly provided with a bearing (16), and the rotating shaft (2) is rotatably connected with the bearing (16).

6. The hydraulically driven self-cleaning filter as recited in claim 5, wherein: the impeller (12) is fixedly connected with the tail end of the rotating shaft (2) through a pressing sheet (13) and a bolt (15).

7. The hydraulically driven self-cleaning filter as recited in claim 1, wherein: the cleaning brushes (9) are arranged around the rotating shaft (2).

8. The hydraulically driven self-cleaning filter as recited in claim 1, wherein: the blow-down valve (14) and the flushing valve (20) are of an electric type, the controller is electrically connected with the blow-down valve, and the storage battery supplies power for the controller and is used for automatically and regularly controlling the opening and closing of the blow-down valve (14) and the flushing valve (20).