CN219423832U - Backwash agricultural filter - Google Patents

Abstract

The utility model discloses a backwash agricultural filter, which belongs to the technical field of filters, and particularly relates to a backwash agricultural filter, which comprises a filter tank, wherein a treatment tank is arranged at the upper end of the left side of the filter tank, the treatment tank is communicated with the filter tank through a communication hole, a water inlet is arranged at the left end of the treatment tank, a water outlet is arranged at the bottom of the filter tank, a baffle is fixedly connected to the inner cavity of the treatment tank, a metal filter screen is arranged in the treatment tank, the metal filter screen is positioned at the right side of the baffle, a plurality of fixing rods are fixedly connected to the inner wall of the communication hole, the left ends of the fixing rods are uniformly contacted with an outer frame at the right end of the metal filter screen, a sealing gasket is arranged between the outer frame of the metal filter screen and the baffle, quartz sand is arranged in the filter tank, and a backwash pipe is connected to the lower side of the filter tank, so that after river water is primarily filtered through the metal filter screen, the entry of impurities in the quartz sand is reduced, the backwash frequency of the quartz sand is reduced, and the water and electricity are saved.

Description

Backwash agricultural filter

Technical Field

The utility model relates to the field of filters, in particular to a back flushing agricultural filter.

Background

With the gradual development of agricultural irrigation to the direction of accurate and automatic control, the requirement of irrigation on water quality is gradually increased, the content of visible impurities in a water source is one of the most important parameters, filtering is the simplest and most urgent treatment method for water quality treatment, and the filter is the water purification treatment equipment which is indispensable in the agricultural irrigation micro-irrigation system, and the filtering effect directly relates to whether the irrigation system can normally operate or not and the service life of the system. And back flushing is an indispensable link for ensuring the normal use of the filter.

The filter that uses among the agricultural irrigation micro-irrigation system can use quartz sand to filter river water generally, because contain various impurity in the river water and be in unavoidable to the impurity that filters down is easily piled up in quartz sand, can influence follow-up use, need dismantle the device, clear up impurity, and partial agricultural filter can install the back flush pipe and carry out the back flush, clear up impurity in the quartz sand, but need consume more water yield to the back flush of quartz sand, has increased water consumption and power consumption.

Disclosure of Invention

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

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a back flush agricultural filter, includes the rose box, the intercommunicating pore has been seted up in the rose box upper end left side, the processing case is installed to the rose box left side upper end, the processing case passes through intercommunicating pore and rose box intercommunication, the processing case left end is provided with the water inlet, the rose box bottom is provided with the outlet, processing case inner chamber fixedly connected with baffle, install metal filter screen in the processing case, metal filter screen is located the baffle right side, intercommunicating pore inner wall fixedly connected with a plurality of dead levers, a plurality of the dead lever left end evenly contacts with metal filter screen right-hand member frame, install sealed the pad between metal filter screen frame and the baffle, install quartz sand in the rose box, the rose box downside is connected with the back flush pipe, the processing case lower extreme is provided with first blow off pipe, rose box right side top is provided with the second blow off pipe.

Preferably, the right end of the treatment box is fixedly connected with a fixing seat, the left end of the filter box is provided with a mounting groove, the fixing seat is inserted into the mounting groove, and the fixing seat is fixed with the filter box through bolts.

Preferably, a sealing ring is arranged between the fixing seat and the mounting groove.

Preferably, two mesh plates are installed in the inner cavity of the filter box, mesh holes are uniformly formed in the mesh plates, the positions of the two mesh plates correspond to each other up and down, quartz sand is installed between the mesh plates on the upper side and the lower side, and the particle size of the quartz sand is larger than the diameter of the mesh holes.

Preferably, the bottom of the filter box is fixedly connected with supporting legs.

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

1) According to the utility model, before the river water is filtered by the quartz sand, the river water firstly enters the filter box through the metal filter screen, the river water can be subjected to preliminary filtration by utilizing the metal filter screen, the entering amount of impurities in the quartz sand is reduced, a worker can clean the metal filter screen by removing the treatment box, after the cleaning is finished, the metal filter screen is placed into the treatment box, the metal filter screen is limited by the baffle plate, then the treatment box is fixed again, and the metal filter screen is fixed through the extrusion action of the fixing rod on the outer frame of the metal filter screen, so that the metal filter screen is convenient to install and detach and clean;

2) After river water is subjected to preliminary filtration through the metal filter screen, the entering amount of impurities in quartz sand is reduced, so that the frequency of back flushing of the quartz sand is reduced, and water and electricity are saved;

3) Through the setting of first blow off pipe, be convenient for discharge the impurity of filtering down in the processing case.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a treatment tank of the present utility model;

fig. 4 is a schematic diagram showing the fixing distribution of the fixing rod to the outer frame of the metal filter screen.

In the figure: 1. a filter box; 2. a treatment box; 3. a water inlet; 4. a back flushing pipe; 5. a water outlet; 6. a second drain pipe; 7. a first drain pipe; 8. support legs; 9. a screen plate; 10. quartz sand; 11. a mounting groove; 12. a fixing seat; 13. a communication hole; 14. a baffle; 15. a metal filter screen; 16. a fixed rod; 17. and (3) sealing rings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, 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.

Examples:

referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a back flush agricultural filter, includes rose box 1, the intercommunicating pore 13 has been seted up in rose box 1 upper end left side, processing case 2 is installed to rose box 1 left side upper end, processing case 2 communicates with rose box 1 through intercommunicating pore 13, processing case 2 left end is provided with water inlet 3, and river water gets into through water inlet 3, rose box 1 bottom is provided with outlet 5, and the river water after filtering is discharged through outlet 5 and is supplied with agricultural irrigation micro-irrigation system, processing case 2 inner chamber fixedly connected with baffle 14 carries out spacingly, install metal filter screen 15 in the processing case 2, long service life, metal filter screen 15 is located baffle 14 right side, intercommunicating pore 13 inner wall fixedly connected with a plurality of dead levers 16, a plurality of dead lever 16 left end and metal filter screen 15 right-hand member frame evenly contact, the extrusion is fixed, install sealed the pad between metal filter screen 15 frame and the baffle 14, install quartz sand 10 in the rose box 1, filter river water, filter case 1 downside is connected with backwash pipe 4, processing case 2 downside is provided with first drain pipe 7, when the drain pipe is opened to the drain pipe 6, and drain pipe is arranged on the right side.

The right end fixedly connected with fixing base 12 of processing case 2, the rose box 1 left end is provided with mounting groove 11, fixing base 12 peg graft in mounting groove 11, pass through the bolt fastening between fixing base 12 and the rose box 1, play the locate function, be convenient for install and dismantle.

A sealing ring 17 is arranged between the fixed seat 12 and the mounting groove 11.

Two net plates 9 are installed in the inner cavity of the filter box 1, net holes are uniformly formed in the net plates 9, the positions of the two net plates 9 correspond up and down, quartz sand 10 is installed between the net plates 9 on the upper side and the lower side, and the particle size of the quartz sand 10 is larger than the diameter of the net holes.

The bottom of the filter tank 1 is fixedly connected with supporting legs 8.

Working principle: according to the utility model, before river water is filtered by the quartz sand 10, the river water firstly enters the filter box 1 through the metal filter screen 15, the river water can be subjected to preliminary filtration by utilizing the metal filter screen 15, the entering amount of impurities in the quartz sand 10 is reduced, a worker can clean the metal filter screen 15 by disassembling the treatment box 2, after the cleaning is finished, the metal filter screen 15 is put into the treatment box 2, the baffle plate 14 is used for limiting, then the treatment box 2 is fixed again, the metal filter screen 15 is fixed through the extrusion action of the fixing rod 16 on the outer frame of the metal filter screen 15, so that the metal filter screen 15 is convenient to install and disassemble, the cleaning is convenient, and after the river water is subjected to preliminary filtration by the metal filter screen 15, the entering amount of impurities in the quartz sand 10 is reduced, so that the back flushing frequency of the quartz sand 10 is reduced, and water and electricity are saved.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

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

Claims (5)

1. A backwash agricultural filter comprising a filter tank (1), characterized in that: the utility model discloses a sewage disposal device, including filter case (1), connecting hole (13) have been seted up in the left side of filter case (1), handle case (2) are installed to filter case (1) left side upper end, handle case (2) are through connecting hole (13) and filter case (1) intercommunication, handle case (2) left end is provided with water inlet (3), filter case (1) bottom is provided with outlet (5), handle case (2) inner chamber fixedly connected with baffle (14), install metal filter screen (15) in handle case (2), metal filter screen (15) are located baffle (14) right side, connecting hole (13) inner wall fixedly connected with a plurality of dead levers (16), a plurality of install the sealing washer between metal filter screen (15) frame and baffle (14), install quartz sand (10) in filter case (1), filter case (1) downside is connected with backwash pipe (4), handle case (2) lower extreme and be provided with first drain pipe (7), drain pipe (6) are provided with on the right side drain pipe (6).

2. A backflushing agricultural filter according to claim 1 wherein: the treatment box is characterized in that the right end of the treatment box (2) is fixedly connected with a fixing seat (12), the left end of the filter box (1) is provided with a mounting groove (11), the fixing seat (12) is inserted into the mounting groove (11), and the fixing seat (12) and the filter box (1) are fixed through bolts.

3. A backflushing agricultural filter according to claim 2 wherein: a sealing ring (17) is arranged between the fixing seat (12) and the mounting groove (11).

4. A backflushing agricultural filter according to claim 1 wherein: two mesh plates (9) are installed in the inner cavity of the filter box (1), meshes are evenly formed in the mesh plates (9), the positions of the two mesh plates (9) correspond up and down, quartz sand (10) is installed between the mesh plates (9) on the upper side and the lower side, and the particle size of the quartz sand (10) is larger than the diameter of the meshes.

5. A backflushing agricultural filter according to claim 1 wherein: supporting legs (8) are fixedly connected to the bottom of the filter box (1).