CN223437691U - Biological membrane filter for aquaculture - Google Patents

Abstract

The utility model discloses a biological membrane filter for aquaculture, which belongs to the technical field of biological membrane filters, and comprises a shell, a water inlet, a filter plate, a spiral blade, a water inlet, a filter plate and a water inlet, wherein the outer wall of the shell is fixedly connected with a supporting leg, the water inlet is fixedly connected to the bottom end of the shell, the filter plate is fixedly connected to the inner wall of the shell, the filter plate is rotationally connected with a rotating rod, the outer wall of the rotating rod is fixedly connected with a scraping plate, the spiral blade is fixedly connected to the bottom end of the rotating rod and is in sliding connection with the inner wall of the water inlet, a water source is preliminarily filtered through the filter plate, water is irrigated from the water inlet, so that the spiral blade is impacted by water, and then the spiral blade drives the rotating rod, so that the filter plate is cleaned to prevent the filter plate from being blocked, and the problem that the filter element needs frequent replacement and cleaning due to more fixed suspended matters in water during filtration is avoided, and the labor cost is increased.

Description

Biological membrane filter for aquaculture

Technical Field

The utility model relates to the technical field of biological membrane filters, in particular to a biological membrane filter for aquaculture.

Background

The biological membrane filter for aquaculture is a filter device specially designed for aquaculture environment. The biological membrane effectively removes harmful substances and impurities in water by utilizing the action principle of the biological membrane, and provides a cleaner and healthy living environment for cultured organisms.

Through searching, the patent with the Chinese patent number of CN210559660U discloses a biological membrane filter device for aquaculture, which comprises a filter body, wherein the inner walls of the left side and the right side of the filter body, which are close to the top surface, are respectively communicated with a liquid inlet pipe and a liquid outlet pipe, the top surface and the bottom of the filter body are fixedly connected with baffle plates, filtering pieces are clamped between the two baffle plates and between the side walls of the baffle plates and the inner walls of the left side and the right side of the filter body, and the biological membrane filter device for aquaculture has the following defects that as organic matters in aquaculture mainly come from feeds, excreta, dead biological remains and the like which are not eaten by aquaculture organisms, the filter elements need frequent replacement and cleaning due to more fixed suspended matters in water when the conventional device filters, and the labor cost is increased.

Disclosure of utility model

The utility model aims to solve the problem that the filter element needs to be frequently replaced and cleaned due to more fixed suspended matters in water when the prior device is used for filtering in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The biological membrane filter for aquaculture comprises a shell, a water inlet, a filter plate, a rotating rod, a spiral blade and a spiral blade, wherein the outer wall of the shell is fixedly connected with a supporting leg, the water inlet is fixedly connected to the bottom end of the shell, the filter plate is fixedly connected to the inner wall of the shell, the rotating rod is rotationally connected to the inside of the filter plate, the outer wall of the rotating rod is fixedly connected with a scraping plate, the spiral blade is fixedly connected to the bottom end of the rotating rod, and the spiral blade is in sliding connection with the inner wall of the water inlet.

Further, the inner wall fixedly connected with stopper of casing, the outer wall fixedly connected with reset spring of stopper, reset spring keeps away from the one end fixedly connected with of stopper and beats the piece.

Further, the one end fixedly connected with drive plate that the spiral leaf was kept away from to the bull stick, drive plate and filter sliding connection.

Further, the top of casing rotates and is connected with sealed lid, the outer wall fixedly connected with connecting block of sealed lid, the inside threaded connection of connecting block has the screw thread post, the inside of screw thread post rotates and is connected with spacing ball, the outer wall fixedly connected with delivery port of sealed lid.

Further, the outer wall fixedly connected with mounting of casing, the inside of mounting is provided with gasbag two, the inside of casing is provided with the gasbag one with gasbag two phase intercommunication.

Further, the inner wall fixedly connected with fixed block of casing, the outer wall of fixed block is provided with the filter core, filter core and the inner wall sliding connection of casing.

Further, the bottom end of the inner wall of the shell is arranged to be arc-shaped funnel.

Compared with the prior art, the utility model provides a biological membrane filter for aquaculture, which has the following beneficial effects:

1. This biofilm filter for aquaculture carries out prefilter through the filter to the water source, irrigates from the water inlet for rivers strike the spiral leaf, make the spiral leaf drive the bull stick and rotate then, make the scraper blade clear up the filter and prevent the filter jam, can be because the fixed suspended solid in water is more when having avoided filtering, lead to the filter core to need carry out frequent change and wash, increase the problem of cost of labor.

2. This biofilm filter for aquaculture is through rotating the screw thread post for when fixing sealed lid, extrude the gasbag second through spacing ball and make the gasbag first inflation further sealed the lid, and dismantle comparatively simply sealed lid, can be very convenient change the filter core.

Drawings

FIG. 1 is a schematic three-dimensional front view of a biological membrane filter for aquaculture according to the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional portion of a housing of a biological membrane filter for aquaculture according to the present utility model;

FIG. 3 is an enlarged view of area A of FIG. 2 of a biofilm filter for aquaculture in accordance with the present utility model;

FIG. 4 is a schematic view of a part of an air bag in a biological membrane filter for aquaculture according to the present utility model;

Fig. 5 is a schematic structural view of a scraper portion of a biofilm filter for aquaculture according to the present utility model.

In the figure, 1, a shell, 2, a supporting leg, 3, a water inlet, 4, a sealing cover, 5, a water outlet, 6, a filter element, 7, a fixed block, 8, a filter plate, 9, a rotating rod, 10, a scraping plate, 11, a spiral blade, 12, a limiting block, 13, a return spring, 14, a knocking block, 15, a driving plate, 16, a connecting block, 17, a threaded column, 18, a limiting ball, 19, a fixed piece, 20, an air bag I, 21 and an air bag II.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, a biofilm filter for aquaculture, which comprises a housin 1, the outer wall fixedly connected with supporting leg 2 of casing 1, still include fixed connection in the water inlet 3 of casing 1 bottom, the inner wall fixedly connected with filter 8 of casing 1, the inside rotation of filter 8 is connected with bull stick 9, the outer wall fixedly connected with scraper blade 10 of bull stick 9, the bottom fixedly connected with spiral leaf 11 of bull stick 9, and spiral leaf 11 and the inner wall sliding connection of water inlet 3, carry out preliminary filtration through filter 8 to the water source, irrigate from water inlet 3, make the rivers strike spiral leaf 11, then make spiral leaf 11 drive bull stick 9 and rotate, make scraper blade 10 clear up filter 8 and prevent filter 8 jam, probably because the fixed suspended solid in water is more when having avoided filtering, lead to filter core 6 to need frequent change washing, increase the problem of cost of labor.

The inner wall fixedly connected with stopper 12 of casing 1, the outer wall fixedly connected with reset spring 13 of stopper 12, the one end that reset spring 13 kept away from stopper 12 is fixedly connected with and beats piece 14.

One end of the rotating rod 9 far away from the spiral blade 11 is fixedly connected with a driving plate 15, and the driving plate 15 is in sliding connection with the filter plate 8, so that the rotating rod 9 rotates and drives the driving plate 15 to rotate to enable the knocking block 14 to slide up and down to knock the filter plate 8, and the filter plate 8 is prevented from being blocked;

it should be noted that the elastic force of the return spring 13 is small, so that this rotation of the driving plate 15 can drive the knocking block 14 to slide upwards against the elastic force of the return spring 13 and then return to knock the filter plate 8.

The upper part of the shell 1 is rotationally connected with a sealing cover 4, the outer wall of the sealing cover 4 is fixedly connected with a connecting block 16, the inner thread of the connecting block 16 is connected with a thread column 17, the inner part of the thread column 17 is rotationally connected with a limit ball 18, and the outer wall of the sealing cover 4 is fixedly connected with a water outlet 5.

The outer wall fixedly connected with mounting 19 of casing 1, the inside of mounting 19 is provided with gasbag two 21, and the inside of casing 1 is provided with the gasbag one 20 that is linked together with gasbag two 21, through rotating screw 17 for when fixed sealed lid 4, extrude gasbag two 21 through spacing ball 18 and make the gasbag one 20 inflation further seal sealed lid 4.

The inner wall fixedly connected with fixed block 7 of casing 1, the outer wall of fixed block 7 is provided with filter core 6, and filter core 6 and the inner wall sliding connection of casing 1 to realize carrying out the clearance operation to the quick replacement of filter core 6.

The inner wall bottom of casing 1 sets up to arc funnel form, when changing filter core 6 for filter plate 8 filterable impurity is better from water inlet 3 discharge.

According to the utility model, a water source is subjected to preliminary filtration through the filter plate 8, water is filled from the water inlet 3, so that water flows impact the spiral blades 11, and then the spiral blades 11 drive the rotary rod 9 to rotate, so that the filter plate 8 is cleaned by the scraping plate 10 to prevent the filter plate 8 from being blocked, the problem that the filter element 6 needs to be frequently replaced and cleaned due to more fixed suspended matters in water during filtration is avoided, and the labor cost is increased, meanwhile, the threaded column 17 is rotated, so that the sealing cover 4 is fixed, the air bag two 21 is extruded by the limiting ball 18, the air bag one 20 is expanded to further seal the sealing cover 4, the sealing cover 4 is simpler to detach, and the filter element 6 can be replaced conveniently.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides an aquaculture is with biomembrane filter, includes casing (1), the outer wall fixedly connected with supporting leg (2) of casing (1), its characterized in that still includes:

the water inlet (3) is fixedly connected to the bottom end of the shell (1);

The filter plate (8) is fixedly connected to the inner wall of the shell (1), a rotating rod (9) is rotatably connected to the inside of the filter plate (8), and a scraping plate (10) is fixedly connected to the outer wall of the rotating rod (9);

The spiral blade (11) is fixedly connected to the bottom end of the rotating rod (9), and the spiral blade (11) is in sliding connection with the inner wall of the water inlet (3).

2. The biological membrane filter for aquaculture according to claim 1, characterized in that the inner wall of the housing (1) is fixedly connected with a limiting block (12), the outer wall of the limiting block (12) is fixedly connected with a return spring (13), and one end of the return spring (13) away from the limiting block (12) is fixedly connected with a knocking block (14).

3. The biological membrane filter for aquaculture according to claim 1, characterized in that one end of the rotating rod (9) far away from the spiral blade (11) is fixedly connected with a driving plate (15), and the driving plate (15) is in sliding connection with the filter plate (8).

4. The biological membrane filter for aquaculture according to claim 1, characterized in that a sealing cover (4) is rotationally connected above the shell (1), a connecting block (16) is fixedly connected to the outer wall of the sealing cover (4), a threaded column (17) is connected to the internal thread of the connecting block (16), a limit ball (18) is rotationally connected to the internal thread of the threaded column (17), and a water outlet (5) is fixedly connected to the outer wall of the sealing cover (4).

5. The biological membrane filter for aquaculture according to claim 1, characterized in that the outer wall of the housing (1) is fixedly connected with a fixing piece (19), an air bag two (21) is arranged in the fixing piece (19), and an air bag one (20) communicated with the air bag two (21) is arranged in the housing (1).

6. The biological membrane filter for aquaculture according to claim 1, characterized in that the inner wall of the housing (1) is fixedly connected with a fixing block (7), the outer wall of the fixing block (7) is provided with a filter element (6), and the filter element (6) is slidably connected with the inner wall of the housing (1).

7. A biofilm filter for aquaculture according to claim 1, characterized in that the inner wall bottom end of the housing (1) is arranged as an arc funnel.