Floating type autorotation backwashing water filter

Abstract

The utility model relates to a floating type autorotation backwashing water filter, which comprises a support unit, a water supply unit and a floating unit, the support unit comprises a rotating cage assembly, the rotating cage assembly comprises a rotating cage filter screen and a water filter side plate, the water filter side plate is movably connected with the floating unit, a plurality of water holding buckets are arranged on the water filter side plate, and the water holding buckets are connected with the rotating cage filter screen. A rotating cage filter screen is arranged between the two water filter side plates, the rotating cage filter screen is used for filtering inlet water, and a water supply unit is arranged in the rotating cage filter screen and used for pumping the inlet water filtered in the rotating cage filter screen; the water supply unit comprises a water pump, a water pump water outlet main pipe and a backwashing water pipe, one end of the water pump water outlet main pipe is connected with the water pump, and the other end of the water pump water outlet main pipe penetrates through a side plate of the water filtering machine and is externally connected with a water supply pipeline; the gravity of the water containing hoppers drives the rotating cage assembly to rotate. The filter has the functions of backwashing of the filter screen and automatic rotation of the rotating cage assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of water resource filtration, in particular to a floating self-rotating backwashing water filter. Background Art

[0002] Most environmental water bodies contain a large amount of sediment and other floating substances. In the prior art, a hydrocyclone separator or a water filter is usually used for filtration. If a hydrocyclone separator is used to separate and remove impurities, the separation effect on small and fine particles is limited, and the quality of the treated water cannot meet the use requirements. If only a water filter is used for treatment, a large amount of sediment and other floating substances will quickly block the water filter, resulting in a reduction or failure of the treatment efficiency of the unit. Content of the Utility Model

[0003] The purpose of the utility model is to provide a floating self-rotating backwashing water filter, which realizes the backwashing function of the filter screen and the gravity of the water receiving hopper to make the rotating cage assembly automatically and continuously rotate by spraying water from the branch water path through the backwashing pipeline and the spray head from the inside to the outside onto the filter screen and the water receiving hopper fixed on the side plate, so as to improve the filtration efficiency.

[0004] The purpose of the utility model can be realized by the following technical solutions:

[0005] A floating self-rotating backwashing water filter comprises a bracket unit, a water supply unit and a floating unit.

[0006] The bracket unit comprises a rotating cage assembly, the rotating cage assembly comprises a rotating cage filter screen and a water filter side plate, the water filter side plate is movably connected with the floating unit, a plurality of water receiving hoppers are arranged on the water filter side plate, a rotating cage filter screen is arranged between the two water filter side plates, the rotating cage filter screen is used for filtering the incoming water, and a water supply unit is arranged in the rotating cage filter screen, and the water supply unit is used for pumping the filtered incoming water in the rotating cage filter screen.

[0007] The water supply unit comprises a water pump, a main water pump outlet pipe and a backwashing water pipe. One end of the main water pump outlet pipe is connected with the water pump, the other end of the main water pump outlet pipe passes through the water filter side plate and is externally connected with a water supply pipeline, one end of the backwashing water pipe is connected with the water pump, the other end of the backwashing water pipe is used for flushing the rotating cage filter screen and supplying water to the water receiving hopper, and the gravity of a plurality of the water receiving hoppers drives the rotating cage assembly to rotate.

[0008] In an embodiment of the utility model, the bracket unit further comprises a rotating cage fixing bracket, both ends of the rotating cage fixing bracket are fixed above the floating unit, the rotating cage assembly is arranged on the rotating cage fixing bracket, and the rotating cage assembly is movably connected with the rotating cage fixing bracket.

[0009] In an embodiment of the present utility model, the floating unit includes two symmetrically arranged floating bodies, and the left and right sides at the bottom end of the rotating cage fixing bracket are respectively fixed above the left and right floating bodies.

[0010] In an embodiment of the present utility model, the rotating cage assembly further includes a rotating cage filter screen bracket. The two water filter machine side plates are connected by a plurality of rotating cage filter screen brackets, and the rotating cage filter screen is fixed on the rotating cage filter screen bracket.

[0011] In an embodiment of the present utility model, the rotating cage assembly further includes a central pipe shaft. The left and right ends of the central pipe shaft are fixed above the rotating cage fixing bracket. The central pipe shaft horizontally penetrates through the left and right water filter machine side plates, and the water filter machine side plates are rotatably connected to the central pipe shaft.

[0012] In an embodiment of the present utility model, the water filter machine side plate is rotatably connected to the central pipe shaft through a rotating cage fixing bearing.

[0013] In an embodiment of the present utility model, the water supply unit further includes a water pump outlet main pipe. One end of the water pump outlet main pipe is connected to the water pump, and the other end of the water pump outlet main pipe is connected to the water pump outlet main pipe. The water pump outlet main pipe is arranged inside the pipe on one side of the central pipe shaft, and the water pump outlet main pipe passes through the central pipe shaft and is externally connected to a water supply pipeline.

[0014] In an embodiment of the present utility model, the water pump is externally connected to a power source through a water pump power cord, and the water pump power cord is arranged inside the pipe on the other side of the central pipe shaft.

[0015] In an embodiment of the present utility model, the water supply unit further includes a water pump outlet branch pipe. A branch is led out from the water pump outlet main pipe and is connected to one end of the water pump outlet branch pipe. The other end of the water pump outlet branch pipe is connected to the backwash water pipe.

[0016] In an embodiment of the present utility model, a plurality of nozzles are provided on the backwash water pipe.

[0017] In an embodiment of the present utility model, the shape of the water receiving hopper is a three-dimensional cone.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0019] 1. In the present utility model, by arranging circular side plates on both sides of the rotating cage filter screen, and connecting the two circular side plates to the central pipe shaft through rotating cage fixing bearings on both sides, the function of the main body of the rotating cage assembly rotating around the central pipe shaft of the rotating cage is realized;

[0020] 2. In the present utility model, the central pipe shaft of the rotating cage is connected and fixed to the floating body through the rotating cage fixing bracket, so that the whole water filter machine floats on the water surface, achieving the purpose of surface water intake;

[0021] 3. The utility model covers a rotary cage filter outside the cylindrical rotary cage assembly, so that the rotary cage assembly forms a closed space where only external water can enter through the filter, achieving the purpose that the water pumped by the water pump in the rotary cage has been fully filtered.

[0022] 4. After the water pump in the rotary cage assembly of the utility model pumps the water in the cage, it is divided into two paths of water outlet after passing through the main water outlet pipe of the water pump. One is the water outlet branch pipe of the water pump with a smaller water volume, and the other is the main water outlet pipe of the water pump with a larger water volume. Among them, the water path of the water outlet branch pipe of the water pump sprays from the inside to the outside through the backwash water pipe onto the rotary cage filter and the water receiving hopper fixed on the side plate, realizing the backwash function of the rotary cage filter and the gravity of the water receiving hopper to make the rotary cage body rotate continuously automatically.

[0023] 5. The utility model arranges the main water outlet pipe of the water pump inside the pipe on one side of the central pipe shaft of the rotary cage to convey the water filtered by the rotary cage to the outside of the rotary cage assembly, and arranges the power cord of the water pump connected to the water pump inside the pipe on the other side of the central pipe shaft of the rotary cage. While realizing the independent rotation and automatic backwashing of the rotary cage assembly, the filtered water pumped by the water pump is conveyed out, and the power supply of the water pump is also connected. Description of the Drawings

[0024] Figure 1 It is a schematic structural diagram of the floating self-rotating backwashing water filter of the utility model;

[0025] Figure 2 It is a cross-sectional view of the floating self-rotating backwashing water filter of the utility model.

[0026] Description of the reference numerals in the drawings: 1. Water pump, 2. Main water outlet pipe of the water pump, 3. Water outlet branch pipe of the water pump, 4. Main water outlet pipe of the water pump, 5. Backwash water pipe, 6. Water receiving hopper, 7. Rotary cage filter, 8. Rotary cage filter support, 9. Side plate of the water filter, 10. Rotary cage fixing bracket, 11. Central pipe shaft, 12. Floating body, 13. Rotary cage fixing bearing, 14. Power cord of the water pump. Detailed Embodiment

[0027] The following combines the drawings and specific embodiments to describe the utility model in detail. This embodiment is implemented on the premise of the technical solution of the utility model, and gives the detailed implementation method and specific operation process, but the protection scope of the utility model is not limited to the following embodiments.

[0028] It should be noted that: similar reference numerals and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0029] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0030] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0031] The following will describe in detail some embodiments of the present utility model with reference to the drawings. Without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0032] Embodiment 1

[0033] See Figures 1 to 2 , this embodiment provides a floating self-rotating backwashing water filter, which includes a bracket unit, a water supply unit and a floating unit.

[0034] The bracket unit includes a rotating cage assembly and a rotating cage fixing bracket 10. Both ends of the rotating cage fixing bracket 10 are fixed above the floating unit. The rotating cage assembly is arranged on the rotating cage fixing bracket 10, and the rotating cage assembly is movably connected to the rotating cage fixing bracket 10.

[0035] The floating unit includes two symmetrically arranged floating bodies 12. The left and right sides of the bottom end of the rotating cage fixing bracket 10 are respectively fixed on the two floating bodies 12.

[0036] The rotary cage assembly includes a rotary cage filter screen 7, a rotary cage filter screen support 8, a water filter machine side plate 9, and a central pipe shaft 11. The left and right ends of the central pipe shaft 11 are fixed above the rotary cage fixing bracket 10. The two water filter machine side plates 9 are connected by a plurality of rotary cage filter screen supports 8. A rotary cage filter screen 7 is arranged between the two water filter machine side plates 9. The rotary cage filter screen 7 is fixed on the rotary cage filter screen support 8. A plurality of water receiving hoppers 6 are arranged on the water filter machine side plate 9. The central pipe shaft 11 horizontally penetrates the left and right water filter machine side plates 9. The water filter machine side plate 9 is rotationally connected to the central pipe shaft 11 through a rotary cage fixing bearing 13. The rotary cage filter screen 7 is used for filtering the incoming water. A water supply unit is arranged inside the rotary cage filter screen 7. The water supply unit is used for pumping the filtered incoming water inside the rotary cage filter screen 7;

[0037] The water supply unit includes a water pump 1, a water pump outlet main pipe 2, a water pump outlet branch pipe 3, a water pump outlet main tube 4, and a backwash water pipe 5. One end of the water pump outlet main tube 4 is connected to the water pump 1. The other end of the water pump outlet main tube 4 passes through the central pipe shaft 11 and is externally connected to a water supply pipeline.

[0038] One end of the water pump outlet main pipe 2 is connected to the water pump 1. The other end of the water pump outlet main pipe 2 is connected to the water pump outlet main tube 4. The water pump outlet main tube 4 is arranged inside the tube on one side of the central pipe shaft 11. The water pump outlet main tube 4 passes through the central pipe shaft 11 and is externally connected to a water supply pipeline.

[0039] A branch is also led out from the water pump outlet main pipe 2 and is connected to one end of the water pump outlet branch pipe 3. The other end of the water pump outlet branch pipe 3 is connected to the backwash water pipe 5.

[0040] One end of the backwash water pipe 5 is connected to the water pump 1. The other end of the backwash water pipe 5 is used for flushing the rotary cage filter screen 7 and supplying water to the water receiving hoppers 6. The gravity of the plurality of water receiving hoppers 6 drives the rotary cage assembly to rotate. A plurality of spray heads are arranged on the backwash water pipe 5.

[0041] The water pump 1 is externally connected to a power source through a water pump power cord 14. The water pump power cord 14 is arranged inside the tube on the other side of the central pipe shaft 11.

[0042] In addition, this embodiment also provides a method for using a floating self-rotating backwash water filter machine. The specific steps are as follows:

[0043] The water source to be filtered is filtered into the inside of the rotary cage filter screen 7 through the rotary cage filter screen 7. After the water pump 1 pumps the filtered incoming water inside the rotary cage filter screen 7, the water is divided into two paths of water outlet through the water pump outlet main pipe 2. One path is the water pump outlet branch pipe 3 with a smaller water volume. The water in the water pump outlet branch pipe 3 flushes the rotary cage filter screen 7 through the backwash water pipe 5 and supplies water to the water receiving hoppers 6. The gravity of the plurality of water receiving hoppers 6 drives the rotary cage assembly to rotate. The other path is the water pump outlet main tube 4 with a larger water output. The water pump outlet main tube 4 is externally connected to a water supply pipeline to supply water.

[0044] Example 2

[0045] In this embodiment, except that the water bucket is triangular pyramidal, the rest is the same as that in Embodiment 1.

[0046] The above description of the embodiments is for those of ordinary skill in the art to understand and use the utility model. It is obvious that those skilled in the art can easily make various modifications to these embodiments and apply the general principles described herein to other embodiments without creative efforts. Therefore, the present utility model is not limited to the above embodiments, and the improvements and modifications made by those skilled in the art without departing from the scope of the present utility model according to the disclosure of the present utility model should be within the protection scope of the present utility model.

Claims

1. A floating self-rotating backwashing water filter, characterized in that, Including bracket unit, water supply unit and floating unit, The support unit comprises a rotating cage assembly, the rotating cage assembly comprises a rotating cage filter (7) and a water filter side plate (9), the water filter side plate (9) is movably connected to the floating unit, a plurality of water hoppers (6) are arranged on the water filter side plate (9), a rotating cage filter (7) is arranged between two water filter side plates (9), the rotating cage filter (7) is used to filter incoming water, a water supply unit is arranged in the rotating cage filter (7), and the water supply unit is used to extract the incoming water filtered in the rotating cage filter (7); The water supply unit comprises a water pump (1), a water pump outlet pipe (4) and a backwash water pipe (5); one end of the water pump outlet pipe (4) is connected to the water pump (1); the other end of the water pump outlet pipe (4) passes through the water filter side plate (9) to connect to an external water supply pipe; one end of the backwash water pipe (5) is connected to the water pump (1); the other end of the backwash water pipe (5) is used to wash the rotating cage filter (7) and supply water to the water bucket (6); the gravity of a plurality of the water buckets (6) drives the rotating cage assembly to rotate.

2. The floating self-rotating backwashing water filter according to claim 1, characterized in that, The support unit further comprises a rotating cage fixing support (10), both ends of which are fixed above the floating unit, the rotating cage assembly is arranged on the rotating cage fixing support (10), and the rotating cage assembly is movably connected to the rotating cage fixing support (10).

3. A floating self-rotating backwashing water filter according to claim 2, characterized in that, The floating unit comprises two symmetrically arranged floating bodies (12), and the left and right sides of the bottom end of the rotating cage fixing bracket (10) are respectively fixed above the left and right floating bodies (12).

4. A floating self-rotating backwashing water filter according to claim 1, characterized in that, The rotary cage assembly also includes a rotary cage filter bracket (8), the two water filter side plates (9) are connected via a plurality of rotary cage filter brackets (8), and the rotary cage filter (7) is fixed on the rotary cage filter bracket (8).

5. A floating self-rotating backwashing water filter according to claim 4, characterized in that, The rotating cage assembly further comprises a central tube shaft (11), the left and right ends of the central tube shaft (11) are fixed above the rotating cage fixing bracket (10), the central tube shaft (11) transversely penetrates the left and right water filter side plates (9), and the water filter side plates (9) are rotatably connected to the central tube shaft (11).

6. The floating self-rotating backwashing water filter according to claim 5, characterized in that, The water filter side plate (9) is rotationally connected to the central tube shaft (11) via a rotating cage fixed bearing (13).

7. A floating self-rotating backwashing water filter according to claim 5, characterized in that, The water supply unit further comprises a water pump outlet main pipe (2), one end of the water pump outlet main pipe (2) is connected to the water pump (1), and the other end of the water pump outlet main pipe (2) is connected to a water pump outlet main pipe (4), the water pump outlet main pipe (4) is arranged in a pipe on one side of the central pipe axis (11), and the water pump outlet main pipe (4) passes through the central pipe axis (11) and is connected to an external water supply pipe.

8. A floating self-rotating backwashing water filter according to claim 7, characterized in that, The water pump (1) is connected to an external power source via a water pump power line (14), and the water pump power line (14) is arranged in the tube on the other side of the central tube axis (11).

9. The floating self-rotating backwashing water filter according to claim 7, wherein, The water supply unit also includes a water pump outlet branch pipe (3), a branch line is led out from the water pump outlet main pipe (2) and connected to one end of the water pump outlet branch pipe (3), and the other end of the water pump outlet branch pipe (3) is connected to the backwash water pipe (5).

10. A floating self-rotating backwashing water filter according to claim 1, characterized in that, The backwash water pipe (5) is provided with a plurality of spray nozzles.

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