CN220003179U - Filter with back flush function - Google Patents

Abstract

The utility model discloses a filter with a back flushing function, which belongs to the technical field of filters, and particularly relates to a filter with a back flushing function, comprising a filter box, wherein the bottom of the filter box is fixedly connected with support legs, the left end and the right end of the filter box are respectively provided with a water inlet pipe and a water outlet pipe, the left side and the right side of an inner cavity of the filter box are respectively provided with a metal filter screen and a filter assembly, the inner cavity of the filter box is in a cuboid shape, the upper end and the lower end of the right side of the metal filter screen are respectively provided with a slide rod, the slide rods are fixedly arranged on the filter box, the upper side and the lower side of the slide rods are uniformly provided with slide blocks, the slide blocks are in sliding connection with the slide rods, a bracket is arranged between the slide blocks on the upper side and the lower side, the left side of the bracket is provided with a flushing pipe, the left side of the flushing pipe is uniformly provided with a spray head, the flushing pipe is connected with a flushing pipeline, and a screw nut is arranged on the bracket.

Description

Filter with back flush function

Technical Field

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

Background

Filters are devices that are common in everyday life or industrial production and are commonly used to filter gases or water bodies.

When the filter filters the water, through using metal filter screen to filter the granule impurity preliminary, can intercept great granule impurity, thereby reduce subsequent filter component filtration volume, also can avoid big granule to cause the impact to filter component, bring the damage, and metal filter screen on the current filter uses after a period, need pull down metal filter screen, clear up the impurity that blocks up on the metal filter screen, avoid influencing water velocity, the operation is comparatively inconvenient, partial filter can back flush metal filter screen, reach the purpose of clearance, but fixed structure's back flush mode water consumption is great and the cleaning effect is not good.

Disclosure of Invention

The present utility model is directed to a filter with a back flushing function, so as to solve the above-mentioned problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a filter with back flush function, includes the rose box, rose box bottom fixedly connected with stabilizer blade, both ends are provided with inlet tube and outlet pipe respectively about the rose box, metal filter screen and filter component are installed respectively to rose box inner chamber left and right sides, the rose box inner chamber is the cuboid form, the slide bar is all installed at the upper and lower both ends on metal filter screen right side, the slide bar is fixed on the rose box, upper and lower both sides evenly install the slider on the slide bar, slider and slide bar sliding connection, upper and lower both sides install the support between the slider, the wash pipe is installed in the support left side, the shower nozzle is evenly installed in the wash pipe left side, the wash pipe is connected with the wash pipe, install the lead screw nut on the support, the lead screw nut spiro union has the lead screw, the lead screw is connected with the rose box rotation, just the lead screw front end is connected with the motor, rose box left side lower extreme is provided with the escape orifice.

Preferably, the upper end of the drain opening is in a cone shape with a big upper part and a small lower part.

Preferably, the flushing pipeline comprises a first conveying pipe, a hose and a second conveying pipe, the first conveying pipe is arranged on the upper side of the filter tank, the first conveying pipe is connected with the second conveying pipe through the hose, the second conveying pipe is connected with a water inlet of the flushing pipe, and the hose and the second conveying pipe are both located in the inner cavity of the filter tank.

Preferably, the filter box front side fixedly connected with motor cabinet, the motor passes through the bolt fastening on the motor cabinet.

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

1) The motor drives the screw rod to rotate, and the sliding block and the sliding rod are in sliding connection, so that the bracket can be stably driven to move forwards and backwards, the bracket can simultaneously drive the flushing pipe to move, the metal filter screen is backwashed by spraying water through the spray head, the water consumption for backwashing is reduced, and meanwhile, the metal filter screen can be comprehensively flushed, so that a better cleaning effect is achieved;

2) The flushing pipe comprises first conveyer pipe, hose and second conveyer pipe, through the setting of hose, avoids influencing the removal of flushing pipe.

Drawings

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

fig. 2 is a schematic diagram of the internal structure of the filter box of the present utility model.

In the figure: 1. a filter box; 2. a water inlet pipe; 3. a water outlet pipe; 4. a support leg; 5. a drain port; 6. a motor; 7. a motor base; 8. a metal filter screen; 9. a filter assembly; 10. a flushing pipe; 11. a spray head; 12. a slide bar; 13. a slide block; 14. a bracket; 15. a second delivery tube; 16. a hose; 17. a first delivery tube; 18. a screw rod; 19. and a screw nut.

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. 1-2, the present utility model provides a technical solution: the utility model provides a filter with back flush function, includes rose box 1, rose box 1 bottom fixedly connected with stabilizer blade 4, both ends are provided with inlet tube 2 and outlet pipe 3 respectively about rose box 1, metal filter screen 8 and filter module 9 are installed respectively to rose box 1 inner chamber left and right sides, and metal filter screen 8 is arranged in carrying out the filtration with the granule impurity preliminary in the water, and filter module 9 is fixed through the fixing base, and filter module 9 is water filter core such as active carbon filter core, rose box 1 inner chamber is the cuboid form, slide bar 12 is all installed at the upper and lower both ends on metal filter screen 8 right side, slide bar 12 is fixed on rose box 1, upper and lower both sides evenly install slider 13 on the slide bar 12, slider 13 and slide bar 12 sliding connection, upper and lower both sides install support 14 between slider 13, and support 14 quantity is a plurality of, and support 14 can slide back and forth, support 14 installs flush tube 10 in the left side, flush tube 10 left side evenly installs shower nozzle 11, flush tube 10 is connected with the flushing line for carrying out water supply motor 14, support 19 installs screw rod 19 and lead screw 1 and lead screw nut 18, lead screw 1 is connected with drain nut 18, lead screw 1 is connected with the drain nut 1, lead screw 1.

The upper end of the drain port 5 is in a cone shape with a big upper part and a small lower part, so that impurities can be conveniently discharged.

The flushing pipeline comprises a first conveying pipe 17, a hose 16 and a second conveying pipe 15, the first conveying pipe 17 is arranged on the upper side of the filter tank 1, the first conveying pipe 17 is connected with the second conveying pipe 15 through the hose 16, the second conveying pipe 15 is connected with a water inlet of the flushing pipe 10, and the hose 16 and the second conveying pipe 15 are both located in an inner cavity of the filter tank 1.

The filter box 1 front side fixedly connected with motor cabinet 7, motor 6 passes through the bolt fastening on motor cabinet 7.

Working principle: the motor 6 drives the screw rod 18 to rotate, and the support 14 can be stably driven to move back and forth due to the sliding connection of the sliding block 13 and the sliding rod 12, the support 14 simultaneously drives the flushing pipe 10 to move, the spray head 11 sprays water to back flush the metal filter screen 8 (the water inlet pipe 2 and the water outlet pipe 3 are in a closed state at the moment, the water outlet pipe 5 is in an open state), the water consumption for back flush is reduced, the metal filter screen 8 can be comprehensively flushed, a better cleaning effect is achieved, the flushing pipe is composed of the first conveying pipe 17, the hose 16 and the second conveying pipe 15, and the movement of the flushing pipe 10 is prevented from being influenced through the arrangement of the hose 16.

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 (4)

1. The utility model provides a filter with back flush function, includes rose box (1), its characterized in that: the bottom of the filter box (1) is fixedly connected with supporting legs (4), the left end and the right end of the filter box (1) are respectively provided with a water inlet pipe (2) and a water outlet pipe (3), the left side and the right side of the inner cavity of the filter box (1) are respectively provided with a metal filter screen (8) and a filter assembly (9), the inner cavity of the filter box (1) is cuboid, the upper end and the lower end of the right side of the metal filter screen (8) are respectively provided with a slide rod (12), the slide rods (12) are fixed on the filter box (1), the slide rods (12) on the upper side and the lower side are uniformly provided with slide blocks (13), the slide blocks (13) are in sliding connection with the slide rods (12), install support (14) between slider (13) of upper and lower both sides, wash pipe (10) are installed in support (14) left side, shower nozzle (11) are evenly installed in wash pipe (10) left side, wash pipe (10) are connected with the flushing line, install lead screw nut (19) on support (14), lead screw nut (19) spiro union has lead screw (18), lead screw (18) are connected with rose box (1) rotation, just lead screw (18) front end is connected with motor (6), rose box (1) left side lower extreme is provided with escape orifice (5).

2. A filter with backwash function as claimed in claim 1, wherein: the upper end of the drain opening (5) is in a cone shape with a big upper part and a small lower part.

3. A filter with backwash function as claimed in claim 1, wherein: the flushing pipeline comprises a first conveying pipe (17), a hose (16) and a second conveying pipe (15), the first conveying pipe (17) is arranged on the upper side of the filter tank (1), the first conveying pipe (17) is connected with the second conveying pipe (15) through the hose (16), the second conveying pipe (15) is connected with a water inlet of the flushing pipe (10), and the hose (16) and the second conveying pipe (15) are both located in an inner cavity of the filter tank (1).

4. A filter with backwash function as claimed in claim 1, wherein: the filter box (1) front side fixedly connected with motor cabinet (7), motor (6) pass through the bolt fastening on motor cabinet (7).