CN215939126U

CN215939126U - Automatic back flush grit filter unit

Info

Publication number: CN215939126U
Application number: CN202121661720.4U
Authority: CN
Inventors: 尹世刚; 张恒艳
Original assignee: Laiwu Taihe Irrigation Technology Co ltd
Current assignee: Laiwu Taihe Irrigation Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-03-04
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to an automatic backwashing sandstone filtration unit, which comprises a tank cover, a first filtration component pipe, a second filtration component pipe and a tank bottom, wherein a water inlet pipe is arranged on the side surface of the tank cover, a plurality of groups of first through holes are uniformly formed in the outer edge of the tank cover in a penetrating manner, a plurality of groups of second through holes are uniformly formed in the two ends of the first filtration component pipe in a penetrating manner, a first partition plate is fixed inside one end of the first filtration component pipe far away from the tank cover, a second partition plate is fixed inside one end of the second filtration component pipe, sandstone filtration materials with different sizes are filled in the first filtration component pipe and the second filtration component pipe, a plurality of groups of third through holes are uniformly formed in the outer edge of the tank bottom in a penetrating manner, a water outlet pipe is arranged on the side surface of the tank bottom, the sandstone filtration materials with different sizes are filled in different filtration components, so that when the sandstone filtration materials are backwashed, the filter materials with different sizes can not be mixed, and the filtering effect of the device on the water source is not influenced.

Description

Automatic back flush grit filter unit

Technical Field

The utility model belongs to the technical field of irrigation and filtration, and particularly relates to an automatic backwashing sand filter unit.

Background

In order to ensure the normal growth of crops and obtain high and stable yield, the crops must be supplied with sufficient water, and under natural conditions, the water requirement of the crops cannot be met due to insufficient precipitation or uneven distribution. Therefore, irrigation must be done manually to compensate for the lack of natural rainfall.

Before using the water source to irrigate, need carry out the preliminary treatment to the water source, clear away filths such as the solid sand grain in aquatic, the inside filter media who fills of filter equipment who adopts now is a great deal of material such as quartz sand filter material, and the impurity of aquatic is intercepted when the raw water passes through the filter material to make the play water reach filterable purpose.

An automatic backwashing sandstone filter system with the publication number of CN205925099U describes that the filtering material is cleaned by backwashing the tank by using filtered water, introducing a filtering water source from a water outlet to backwash the filtering material, and finally discharging the filtering material through a sewage outlet.

However, the following problems still exist in the use process of the method:

1. after a large amount of impurities are mixed in the filter material in the filter tank, the filter material in the tank needs to be replaced, but the tank body with an integrated structure design is inconvenient to replace the filter material;

2. when the filter material in the filter tank is backwashed, the filter material is easy to move, so that the next filtering effect on a water source is influenced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an automatic backwashing sand filter unit.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic backwashing sandstone filtration unit comprises a tank cover, a first filtration component pipe, a second filtration component pipe and a tank bottom, wherein a water inlet pipe is arranged on the side surface of the tank cover, a plurality of groups of first through holes are uniformly formed in the outer edge of the tank cover in a penetrating manner, a plurality of groups of second through holes are uniformly formed in the two ends of the first filtration component pipe in a penetrating manner, a first partition plate is fixed inside one end of the first filtration component pipe far away from the tank cover, a second partition plate is fixed inside one end of the second filtration component pipe, sandstone filtration materials with different sizes are filled inside the first filtration component pipe and the second filtration component pipe, convex rings are fixed at the lower ends of the tank cover, a plurality of groups of third through holes are uniformly formed in the outer edge of the tank bottom in a penetrating manner, and a water outlet pipe is arranged on the side surface of the tank bottom, the two adjacent ends of the tank cover, the first filtering component pipe, the second filtering component pipe and the tank bottom are matched and connected through bolts and nuts.

Preferably, the tank cover and the first filtering component pipe form a detachable structure, and one end of the bolt penetrates through the first through hole and the second through hole and is connected with the nut.

Preferably, the first filtering component pipe and the second filtering component pipe form a detachable structure, and the first filtering component pipe and the second filtering component pipe are the same in shape and size.

Preferably, the meshes formed on the first partition plate and the second partition plate are different in size, and the meshes formed on the first partition plate are larger than the meshes formed on the second partition plate.

Preferably, the second filtering assembly pipe and the tank bottom form a detachable structure, and one end of the bolt penetrates through the second through hole and the third through hole and is connected with a nut.

Preferably, the first filtering component pipe, the second filtering component pipe and the opening end at the upper end of the tank bottom are respectively provided with a groove, a sealing ring is arranged in each groove, and the depth of each groove is larger than the thickness of the sealing ring.

Preferably, the outer dimension of the convex ring is the same as the inner dimension of the groove, and the groove and the convex ring form a clamping structure.

Compared with the prior art, the utility model has the beneficial effects that: through designing into detachable construction with the filter tank, when the grit filter material of filter tank inside packing changes, through dismantling the filter tank part, the translation is dismantled out to the filter assembly pipe that will load the load and have the grit filter material, then change the grit filter material that the filter assembly intraduct was equipped with, it is more simple and convenient to make the change step, and through filling the grit filter material with unidimensional in the filter assembly of difference, thereby when carrying out the back flush to the grit filter material, can not cause the filter material of unidimensional to mix, influence the filter effect of device to the water source.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic illustration of an explosive structure according to the present invention;

FIG. 3 is a schematic cross-sectional view of a can lid according to the present invention;

FIG. 4 is a schematic cross-sectional view of a first filter assembly tube according to the present invention.

In the figure: 1. a can lid; 2. a water inlet pipe; 3. a first through hole; 4. a first filter assembly tube; 5. a second through hole; 6. a groove; 7. a convex ring; 8. a first separator; 9. a bolt; 10. a nut; 11. a second filter assembly tube; 12. a second separator; 13. a seal ring; 14. the tank bottom; 15. a third through hole; 16. and (5) discharging a water pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: an automatic back-flushing sandstone filtration unit comprises a tank cover 1, a first filtration component pipe 4, a second filtration component pipe 11 and a tank bottom 14, wherein a water inlet pipe 2 is arranged on the side surface of the tank cover 1, a plurality of groups of first through holes 3 are uniformly formed in the outer edge of the tank cover 1 in a penetrating manner, a plurality of groups of second through holes 5 are uniformly formed in the two ends of the first filtration component pipe 4 in a penetrating manner, a first partition plate 8 is fixed inside one end of the first filtration component pipe 4 far away from the tank cover 1, a second partition plate 12 is fixed inside one end of the second filtration component pipe 11, sandstone filtration materials with different sizes are filled inside the first filtration component pipe 4 and the second filtration component pipe 11, a convex ring 7 is fixed on the lower ends of the tank cover 1, the first filtration component pipe 4 and the second filtration component pipe 11, a plurality of groups of third through holes 15 are uniformly formed in the outer edge of the tank bottom 14 in a penetrating manner, a water outlet pipe 16 is arranged on the side surface of the tank bottom 14, the adjacent ends of the tank cover 1, the first filter assembly pipe 4, the second filter assembly pipe 11 and the tank bottom 14 are connected in a matching mode through bolts 9 and nuts 10.

In this embodiment: through designing into detachable construction with the filter tank, when the grit filter material of filter tank inside packing changes, through dismantling the filter tank part, the translation is dismantled out to the filter assembly pipe that will load the load and have the grit filter material, then change the grit filter material that the filter assembly intraduct was equipped with, it is more simple and convenient to make the change step, and through filling the grit filter material with unidimensional in the filter assembly of difference, thereby when carrying out the back flush to the grit filter material, can not cause the filter material of unidimensional to mix, influence the filter effect of device to the water source.

As shown in fig. 1 and 2: cover 1 and first filter assembly pipe 4 constitute detachable construction, the one end of bolt is run through first through-hole 3 and second through-hole 5 and is linked to each other with nut 10, first filter assembly pipe 4 and second filter assembly pipe 11 constitute detachable construction, the shape and size homogeneous phase of first filter assembly pipe 4 and second filter assembly pipe 11 is the same, second filter assembly pipe 11 and tank bottoms 14 constitute detachable construction, the one end of bolt 9 is run through second through-hole 5 and third through-hole 15 and is linked to each other with nut 10. The second filter assembly pipe 11 and the tank bottom 14 form a detachable structure, and one end of the bolt 9 penetrates through the second through hole 5 and the third through hole 15 to be connected with the nut 10. When changing the sandstone filtration material of filling inside the filter tank, through dismantling connection cover 1 and first filter assembly pipe 4, connect first filter assembly pipe 4 and second filter assembly pipe 11 and connect second filter assembly pipe 11 and tank bottoms 14 bolt 9 and nut 10, and then make first filter assembly pipe 4 and second filter assembly pipe 11 lose fixedly, then external clamping device (not drawn in the figure) takes out first filter assembly pipe 4 and second filter assembly pipe 11 from between cover 1 and tank bottoms 14, empty then change from the sandstone of first filter assembly pipe 4 and the inside filling of second filter assembly pipe 11, at last will fill and have new filter material filter assembly pipe to install cover 1 and tank bottoms 14, accomplish the equipment.

As shown in fig. 2, 3 and 4: the mesh sizes of the first partition plate 8 and the second partition plate 12 are different, the mesh size of the first partition plate 8 is larger than that of the second partition plate 12, the upper end opening ends of the first filter component pipe 4, the second filter component pipe 11 and the tank bottom 14 are respectively provided with a groove 6, a sealing ring 13 is arranged in each group of grooves 6, the depth of each groove 6 is larger than the thickness of the sealing ring 13, the outer size of each convex ring 7 is the same as the inner size of each groove 6, each groove 6 and each convex ring 7 form a clamping structure, sand filter materials are supported by the first partition plate 8 and the second partition plate 12 arranged on the first filter component pipe 4 and the second filter component pipe 11, the sand filter materials with different sizes are respectively arranged in the first filter component pipe 4 and the second filter component pipe 11, the positions of the sand filter materials are limited, and the sand filter materials with different sizes cannot be mixed due to positive and negative flushing of water flow, the position is in disorder, influences the filter effect to water to installation sealing washer 13 between the adjacent subassembly, press sealing washer 13 through bulge loop 7, make between the adjacent subassembly sealed, thereby can avoid water to spill from the junction between the adjacent subassembly.

The working principle and the using process of the utility model are as follows: when the device is used, the water inlet pipe 2 and the water outlet pipe 16 are connected with an external pipeline, when a water source to be treated is introduced through the water inlet pipe 2, water flow sequentially passes through the sand filter material filled in the first filtering component pipe 4 and the sand filter material filled in the second filtering component pipe 11 under the action of gravity, finally filtered water falls into the tank bottom 14 and is discharged through the water outlet pipe 16, when a clean water source is injected into the filtering tank through the water outlet pipe 16, the filter material in the filtering tank is back-washed, impurities mixed in the filter material are discharged out of the filtering tank through the water inlet pipe 2, and due to classified storage of the filter materials with different sizes, the sand filter materials with different levels cannot be mixed together due to the countercurrent of the water flow, and when the filter material in the filtering tank is replaced, the tank cover 1 and the first filtering component pipe 4 are connected in a detachable mode, Connect first filter assembly pipe 4 and second filter assembly pipe 11 and connect bolt 9 and nut 10 of second filter assembly pipe 11 and tank bottoms 14, and then make first filter assembly pipe 4 and second filter assembly pipe 11 lose fixedly, then external clamping device takes out first filter assembly pipe 4 and second filter assembly pipe 11 from between cover 1 and tank bottoms 14, empty then change from the grit of first filter assembly pipe 4 and the inside packing of second filter assembly pipe 11, will fill at last and install cover 1 and tank bottoms 14 with new filter material filter assembly pipe, the completion equipment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic back flush grit filter unit, includes cover (1), first filtering component pipe (4), second filtering component pipe (11) and tank bottoms (14), its characterized in that: the water filter tank is characterized in that a water inlet pipe (2) is arranged on the side face of the tank cover (1), a plurality of groups of first through holes (3) are uniformly formed in the outer edge of the tank cover (1) in a penetrating manner, a plurality of groups of second through holes (5) are uniformly formed in the two ends of the first filter assembly pipe (4) in a penetrating manner, a first partition plate (8) is fixed inside one end of the first filter assembly pipe (4) far away from the tank cover (1), a second partition plate (12) is fixed inside one end of the second filter assembly pipe (11), sandstone filter materials with different sizes are filled inside the first filter assembly pipe (4) and the second filter assembly pipe (11), convex rings (7) are fixed at the lower ends of the tank cover (1), a plurality of groups of third through holes (15) are uniformly formed in the outer edge of the tank bottom (14) in a penetrating manner, the side of tank bottom (14) is provided with outlet pipe (16), cover (1), first filter component pipe (4), second filter component pipe (11) and two liang of adjacent ends of tank bottom (14) all adopt bolt (9) and nut (10) cooperation to be connected.

2. The automatic back-flushing sand filter unit according to claim 1, characterized in that: the tank cover (1) and the first filtering component pipe (4) form a detachable structure, and one end of the bolt (9) penetrates through the first through hole (3) and the second through hole (5) and is connected with the nut (10).

3. The automatic back-flushing sand filter unit according to claim 1, characterized in that: the first filtering component pipe (4) and the second filtering component pipe (11) form a detachable structure, and the shape and the size of the first filtering component pipe (4) and the size of the second filtering component pipe (11) are the same.

4. The automatic back-flushing sand filter unit according to claim 1, characterized in that: the meshes formed in the first partition plate (8) and the second partition plate (12) are different in size, and the meshes formed in the first partition plate (8) are larger than the meshes formed in the second partition plate (12).

5. The automatic back-flushing sand filter unit according to claim 1, characterized in that: the second filtering component pipe (11) and the tank bottom (14) form a detachable structure, and one end of the bolt (9) penetrates through the second through hole (5) and the third through hole (15) and is connected with the nut (10).

6. The automatic back-flushing sand filter unit according to claim 1, characterized in that: first filtering component pipe (4), second filtering component pipe (11) and tank bottoms (14) upper end open end all sets up fluted (6), every group sealing washer (13) are all installed to the inside of recess (6), the degree of depth of recess (6) is greater than the thickness of sealing washer (13).

7. The automatic back-flushing sand filter unit according to claim 1, characterized in that: the outer dimension of the convex ring (7) is the same as the inner dimension of the groove (6), and the groove (6) and the convex ring (7) form a clamping structure.