CN210885678U - Multi-media filter for sewage treatment - Google Patents

Abstract

A multi-media filter for sewage treatment belongs to the field of sewage treatment. The box body is internally provided with a left first-stage partition plate and a right second-stage partition plate, the space in the box body is divided into three filtering spaces by the first-stage partition plate and the second-stage partition plate, the filtering spaces sequentially comprise a smokeless coal bed, a quartz sand layer and a magnetite layer from left to right, the lowest end of the first-stage partition plate is provided with a water passing port, the uppermost end of the second-stage partition plate is provided with the water passing port, the water passing port is provided with a filter screen, the box body is fixedly connected with a water inlet pipe, a water outlet pipe and a normally closed water pipe, the water inlet pipe is arranged above the smokeless coal bed and communicated with the smokeless coal bed, the water outlet pipe is arranged below the magnetite layer and communicated with the magnetite layer, and the normally closed water pipe is arranged at the bottom; can greatly improve the use convenience and easy maintenance of the device and improve the sewage filtering effect to a greater extent.

Description

Multi-media filter for sewage treatment

Technical Field

The utility model belongs to the technical field of sewage treatment technique and specifically relates to a sewage treatment multimedium filter.

Background

A medium filter, also called a medium filter system, is a high-efficiency filter device which utilizes a filter medium to remove various suspended matters, microorganisms and other fine particles in water to finally achieve the effects of reducing the turbidity of the water and purifying the water quality, and is widely applied to the industries of agricultural irrigation, chemical engineering, petroleum, metallurgy and the like, wherein a multi-medium filter utilizes one or more filter media to pass water with higher turbidity through granular or non-granular materials with certain thickness under certain pressure so as to effectively remove suspended impurities and clarify the water, commonly used filter materials comprise active carbon, garnet, ceramics, plastic balls and the like, have various granular, powdery and fibrous shapes and are mainly used for removing turbidity and softening water in water treatment, pre-stage pretreatment of pure water and the like, the turbidity of the outlet water can reach below 3 ℃, and the multi-medium filter adopts more than two media as a medium filter of a filter layer, in an industrial circulating water treatment system, the device is used for removing impurities, adsorption oil and the like in sewage, so that the water quality meets the requirement of recycling, and the filtering effect is mainly used for removing suspended or colloidal impurities in water, particularly can effectively remove micro particles, bacteria and the like which cannot be removed by a precipitation technology, and has a certain degree of removal effect on BOD5, COD and the like;

in the prior art, as disclosed in CN207619186U, the multi-media filter for sewage treatment comprises a filter box and a filter cover, wherein a support frame is disposed at the bottom of the filter box and welded to the filter box, the filter box and the filter cover are connected by a thread disposed at one side of the filter box, a feed pipe is disposed at the top of the filter cover and welded to the filter cover, a communicating pipe is disposed at one side of the filter box and communicated to the filter box, a bottom plate is disposed at the bottom of the support frame and arranged at an angle of 90 degrees to the support frame and fixedly connected to the support frame, an inner pipe is disposed at the top of the filter box and communicated to the feed pipe and partially embedded in the filter box, a smokeless coal layer is disposed at the bottom of the inner pipe and communicated to the smokeless coal layer, the device comprises a filter, a smokeless coal layer, a filter box, a magnetite layer, a discharge pipe, a spring support column, a clamping sleeve, fastening rings, a connecting pipe and a connecting pipe, wherein the water inlet pipe is arranged at the top of the smokeless coal layer and is communicated with the smokeless coal layer, symmetrical lifting lugs are arranged on one side of the filter box and are welded with the filter box; although the purpose of sewage filtration is achieved, the scheme needs to be improved in terms of use convenience and easy maintenance, and has room for improvement in terms of filtration effect.

Disclosure of Invention

An object of the utility model is to provide a sewage treatment multi-media filter can improve the use convenience and the easy maintainability of device by a wide margin to sewage filter effect has been improved to a great extent.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a sewage treatment multi-media filter, the power distribution box comprises a box body, the box in be equipped with left one-level baffle and the second grade baffle on right side, one-level baffle and second grade baffle equally divide the box inner space into three filtration space, the filtration space from left to right be smokeless coal seam, quartz sand layer and magnetite layer in proper order, the lower extreme of one-level baffle be equipped with the mouth of a river, the top of second grade baffle be equipped with the mouth of a river, the mouth of a river of crossing install the filter screen, the box on still linked firmly inlet tube, outlet pipe and normally closed water pipe, the inlet tube establish in smokeless coal seam top and feed through the smokeless coal seam, the outlet pipe establish in magnetite layer below and feed through the magnetite layer, normally closed water pipe establish in smokeless coal seam side bottom and feed through the smokeless coal seam, the box on still be equipped with anthracite feed inlet, quartz sand feed inlet, quartz, Magnetite feed inlet and bin outlet, the anthracite feed inlet establish at anthracite seam side top, quartz sand feed inlet and magnetite feed inlet establish respectively at the top on quartz sand layer and magnetite layer, the bin outlet establish in box side bottom.

The filter screen include the frame, be equipped with the filter screen in the frame, the frame on still be equipped with the rubber border.

Preferably, the diameter of the mesh of the filter screen is smaller than the minimum diameter of the particles of the medium contained in the filtering space.

Preferably, a valve is arranged on the normally closed water pipe.

The utility model has the advantages that: the utility model discloses a sewage treatment multimedium filter, compare with top-down's filtration mode among the prior art, filtration through "U" shape, can subside the impurity in the sewage more effectively in the bottom of smokeless coal seam and quartz sand layer, the filterable large granule material in smokeless coal seam is for realizing tentatively getting rid of, quartz sand layer and magnet mineral layer carry out the filtration that multimedium can be fine and obtain corresponding pureness thing, this device has still increased the normally closed water pipe, when being fit for equipment shutdown, the water release that wherein retains comes out, and each filter space all is equipped with the feed inlet that corresponds on this device, and a unified bin outlet, convenient maintenance, this device is simple and practical, it uses widely to adapt to the water treatment trade very much.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic cross-sectional view of the present invention.

Fig. 3 is a schematic view of the filter screen of the present invention.

Wherein, 1 box, 2 first-class baffles, 3 second grade baffles, 4 smokeless coal seams, 5 quartz sand layers, 6 magnetite layers, 7 water passing holes, 8 filter screens, 9 inlet tubes, 10 outlet pipes, 11 normally closed water pipes, 12 anthracite feed inlets, 13 quartz sand feed inlets, 14 magnetite feed inlets, 15 discharge ports, 16 frames, 17 filter screens, 18 rubber edges.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the embodiment shown in fig. 1, a sewage treatment multimedia filter comprises a box body 1, a left first-stage partition plate 2 and a right second-stage partition plate 3 are arranged in the box body 1, the space in the box body 1 is divided into three filtering spaces by the first-stage partition plate 2 and the second-stage partition plate 3, the filtering spaces sequentially include a smokeless coal seam 4, a quartz sand layer 5 and a magnetite layer 6 from left to right, a water passing port 7 is arranged at the lowest end of the first-stage partition plate 2, a water passing port 7 is arranged at the uppermost part of the second-stage partition plate 3, a filter screen 8 is arranged on the water passing port 7, a smokeless water inlet pipe 9, a water outlet pipe 10 and a normally closed water pipe 11 are fixedly connected to the box body 1, the smokeless water inlet pipe 9 is arranged above the smokeless coal seam 4 and communicated with the smokeless coal seam 4, the water outlet pipe 10 is arranged below the magnetite layer 6 and communicated with the magnetite layer 6, the normally closed water pipe 11 is arranged, box 1 on still be equipped with anthracite feed inlet 12, quartz sand feed inlet 13, magnetite feed inlet 14 and bin outlet 15, anthracite feed inlet 12 establish at 4 side tops in anthracite layer, quartz sand feed inlet 13 establish respectively at the top on quartz sand layer 5 and magnetite layer 6 with magnetite feed inlet 14, bin outlet 15 establish in 1 side bottom of box.

As shown in fig. 3, the filter screen 8 includes a frame 16, a filter screen 17 is disposed in the frame 16, and a rubber edge 18 is further disposed on the frame 16.

The diameter of the mesh of the filter screen 17 is smaller than the smallest particle diameter of the medium contained in the filter space.

As shown in fig. 1, a valve is arranged on the normally closed water pipe 11.

The working principle is as follows: when the device is used, corresponding media are added into a smokeless coal bed 4, a quartz sand layer 5 and a magnetite layer 6, after the media are added, a screw is used for closing an anthracite feeding port 12, a quartz sand feeding port 13 and a magnetite feeding port 14, a water inlet pipe 9 is connected with an external sewage pipe, a water outlet pipe 10 is connected with an external reclaimed water pipe, when equipment needs to stop running, water in a valve releasing device on a normally closed water pipe 11 is opened, if the media need to be replaced, a discharging port 15 is opened, and the media are poured out.

The utility model discloses a sewage treatment multimedium filter, compare with top-down's filtration mode among the prior art, filtration through "U" shape, can subside the impurity in the sewage more effectively in the bottom of smokeless coal seam and quartz sand layer, the filterable large granule material in smokeless coal seam is for realizing tentatively getting rid of, quartz sand layer and magnet mineral layer carry out the filtration that multimedium can be fine and obtain corresponding pureness thing, this device has still increased the normally closed water pipe, when being fit for equipment shutdown, the water release that wherein retains comes out, and each filter space all is equipped with the feed inlet that corresponds on this device, and a unified bin outlet, convenient maintenance, this device is simple and practical, it uses widely to adapt to the water treatment trade very much.

The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the product form and style of the above embodiments, any suitable changes or modifications to the sewage treatment multimedia filter according to the claims of the present invention and any person of ordinary skill in the art should fall into the protection scope of the present invention.

Claims (4)

1. A sewage treatment multi-media filter is characterized in that: comprises a box body (1), a left first-stage clapboard (2) and a right second-stage clapboard (3) are arranged in the box body (1), the first-stage clapboard (2) and the second-stage clapboard (3) divide the inner space of the box body (1) equally into three filtering spaces, the filtering spaces are a smokeless coal bed (4), a quartz sand layer (5) and a magnetite layer (6) from left to right in sequence, the lowest end of the first-stage clapboard (2) is provided with a water passing port (7), the top of the second-stage clapboard (3) is provided with the water passing port (7), the water passing port (7) is provided with a filter screen (8), the box body (1) is further fixedly connected with a water inlet pipe (9), a water outlet pipe (10) and a normally closed water pipe (11), the water inlet pipe (9) is arranged above the smokeless coal bed (4) and communicated with the smokeless coal bed (4), the water outlet pipe (10) is arranged below the magnetite layer (6) and communicated with the magnetite, normally closed water pipe (11) establish in smokeless coal seam (4) side bottom and communicate smokeless coal seam (4), box (1) on still be equipped with anthracite feed inlet (12), quartz sand feed inlet (13), magnetite feed inlet (14) and bin outlet (15), anthracite feed inlet (12) establish at smokeless coal seam (4) side top, quartz sand feed inlet (13) and magnetite feed inlet (14) establish respectively at the top on quartz sand layer (5) and magnetite layer (6), bin outlet (15) establish in box (1) side bottom.

2. The multi-media sewage treatment filter of claim 1, wherein: the filter screen (8) comprises a frame (16), a filter screen (17) is arranged in the frame (16), and a rubber edge (18) is also arranged on the frame (16).

3. The multi-media sewage treatment filter of claim 1, wherein: the diameter of the meshes of the filter screen (17) is smaller than the minimum diameter of the particles of the medium contained in the filtering space.

4. The multi-media sewage treatment filter of claim 1, wherein: and a valve is arranged on the normally closed water pipe (11).

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