Filtering device based on underwater biological filter bed

Abstract

The utility model discloses a filtering device based on an underwater biological filtering bed, and particularly relates to the technical field of filtering devices. A limiting piece for positioning and fixing is arranged at the bottom of the filtering piece; and the limiting piece comprises two supporting plates installed at the top of the filtering piece, a winding shaft movably connected through a rotating shaft is installed between the two supporting plates, and a water pipe is wound around the outer portion of the winding shaft. The servo motor drives the winding shaft to rotate, so that the winding shaft can wind and release the water pipe, the water bag can fall into water through the counterweight plate when the water pipe is released, and then the first water pump conveys the water into the water bag to increase the weight or pumps the water out to reduce the weight. Therefore, the effects of limiting, fixing and convenient displacement of the filter bed can be achieved, the overall structure is easy and convenient to operate, the operation efficiency of workers can be effectively improved, the situation that the workers operate in water can be avoided, and safety accidents occur is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter device technical field, more specifically, it is a kind of filter device based on underwater biological filter bed. BACKGROUND

[0002] A large number of small and micro water bodies are polluted and ecologically damaged to varying degrees, often showing eutrophication or even black odor state, therefore, we need to purify water quality by biological action, convert organic matter in water body into harmless substances through microbial metabolism, achieve the purpose of purifying sewage, provide habitat and breeding place for aquatic organisms, and help maintain the stability of ecological system.

[0003] In order to control algae, decompose pollutants and reduce water turbidity, the biological bed fixed in the water body needs to build a retaining wall as a bed body filled with biological filter material. The construction of underwater retaining wall needs to consume a lot of time, and after the construction is completed, the FBR biological bed can only be used at one place, the use range is small, and the staff needs to dive into the water to operate and connect, which increases the operation difficulty of the staff, and the diving behavior also has certain safety hazards. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a filter device based on underwater biological filter bed, which drives the winding shaft to rotate through the servo motor, so that the winding shaft can wind and release the water pipe. When the water pipe is released, the water bag can fall into the water by the counterweight plate, and then the water is pumped into the water bag by the first water pump to increase the weight or pumped out to reduce the weight. In this way, the filter bed can be fixed and conveniently displaced, the overall structure is simple and convenient to operate, the operation efficiency of the staff can be effectively improved, the staff can avoid underwater operation, and safety accidents can be avoided, so as to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a filter device based on underwater biological filter bed, comprising a filter based on underwater biological filtration;

[0006] The filter bottom is provided with a limiting part for positioning and fixing;

[0007] The limiting part includes two support plates installed on the top of the filter, a winding shaft movably connected by a rotating shaft is installed between the two support plates, and a water pipe is wound outside the winding shaft, one end of the water pipe extends to the bottom of the filter and is fixedly connected with a water bag.

[0008] The connecting pipe is externally sleeved with a supporting pipe through a bearing at the end away from the water pipe, and the axis of the supporting pipe is consistent with the axis of the winding shaft, a first water pump is installed at the end of the supporting pipe away from the connecting pipe, and a first filter cartridge is arranged at the bottom of the first water pump.

[0009] In a preferred embodiment, the filter element comprises a filter bed arranged on the water surface, and two storage grooves are arranged on the top of the filter bed, each of which is internally provided with biological filter material and aquatic plants, and the aquatic plants are arranged on the top of the biological filter material.

[0010] The bottom of each of the two supporting plates is arranged on the top of the filter bed, and the first water pump is arranged on the front side of the filter bed.

[0011] In a preferred embodiment, a conveying pipe is arranged on the rear side of the filter bed, the front side of both ends of the conveying pipe penetrates through the filter bed and extends into the two storage grooves respectively, and a plurality of through holes are arranged on the outer side of the end of the conveying pipe close to the storage grooves.

[0012] The rear end of the conveying pipe is connected with a branch pipe, the second water pump is arranged on the outer side of the branch pipe, the rear side of the second water pump is provided with an output pipe, the front end of the output pipe is connected with the branch pipe, and a second filter cartridge is arranged on the top of the end of the output pipe away from the branch pipe.

[0013] In a preferred embodiment, a servo motor is arranged on the rear side of the supporting plate on the top of the rear end of the filter bed, and the output shaft of the servo motor penetrates through the supporting plate and is fixed with the rotating shaft on the winding shaft.

[0014] The outer side of the servo motor is sleeved with a protective cylinder, and the front end of the protective cylinder is fixed with the rear side of the supporting plate.

[0015] In a preferred embodiment, a counterweight plate is arranged on the bottom of the water bag.

[0016] In a preferred embodiment, a floating plate is arranged on each side of the counterweight plate, and the top of each floating plate is fixed with the bottom of each end of the filter bed.

[0017] The technical effects and advantages of the present application are as follows:

[0018] The water pipe can be wound and released by driving the winding shaft to rotate by a servo motor. When the water pipe is released, the water bag can fall into the water by the counterweight plate, and the water in the water bag can be transported to the inside of the water bag by the first water pump through the support pipe, the connecting pipe and the water pipe to increase the weight of the water bag, so that the water bag stably falls to the bottom of the water, and the effect of limiting and fixing the filter bed is realized. At the same time, the water can be pumped out by the first water pump to reduce the weight, so that the filter bed is convenient to move. The overall structure is simple and convenient to operate, can effectively improve the operation efficiency of the staff, and can avoid the staff to operate under water to avoid the case of safety accidents. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is a filter bed front view of the utility model;

[0021] Figure 3 It is a conveying pipe side view of the utility model;

[0022] Figure 4 It is a water bag side view of the utility model;

[0023] Figure 5 It is a winding shaft side view of the utility model.

[0024] The figure mark is: 1, support plate;2, winding shaft;3, water pipe;4, water bag;5, connecting pipe;6, support pipe;7, first water pump;8, first filter cylinder;9, filter bed;10, storage groove;11, biological filter material;12, aquatic plant;13, conveying pipe;14, through hole;15, branch pipe;16, second water pump;17, output pipe;18, second filter cylinder;19, servo motor;20, protection cylinder;21, counterweight plate;22, floating plate. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] With reference to the drawings in the description Figures 1-5 The utility model provides a kind of filter device based on underwater biological filter bed, including filter based on underwater biological filtration;

[0027] As Figure 1 And 2As shown, the filter includes a filter bed 9 placed on the water surface, the counterweight plate 21 is provided with a floating plate 22 on both sides, the top of the two floating plates 22 is fixed together with the bottom of the two ends of the filter bed 9 respectively, because of the connection of the floating plate 22 and the filter bed 9, the floating plate 22 can promote the filter bed 9 to float in the water, and the top of the filter bed 9 is provided with two storage grooves 10, the inside of each storage groove 10 is provided with biological filter material 11 and aquatic plants 12, the aquatic plants 12 are arranged on the top of the biological filter material 11, the bottom of the two support plates 1 is installed on the top of the filter bed 9, the first water pump 7 is installed on the front side of the filter bed 9, the water body can flow into the inside of the filter bed 9, part of the algae in the water body can be purified by the biological filter material 11 and the aquatic plants 12, so as to realize the effect of filtering and purifying the water quality, the biological filter material 11 plays a crucial role in water purification, it provides an attachment surface for microorganisms, promotes the degradation and removal of harmful substances in water, and the aquatic plants 12 can effectively remove pollutants in water body and improve water quality through its unique physiological structure and ecological function. At the same time, they also have the function of beautifying the environment, and because the rear side of the filter bed 9 is provided with a conveying pipe 13, the front side of both ends of the conveying pipe 13 penetrates through the filter bed 9 and extends into the inside of the two storage grooves 10 respectively, and a plurality of through holes 14 are arranged on the outside of the end of the conveying pipe 13 close to the storage groove 10; the rear end of the conveying pipe 13 is connected with a branch pipe 15, the outside of the branch pipe 15 is installed with a second water pump 16, the rear side of the second water pump 16 is provided with an output pipe 17, the front end of the output pipe 17 is connected with the branch pipe 15, and the top of the end of the output pipe 17 away from the branch pipe 15 is installed with a second filter cylinder 18, so that the second water pump 16 can discharge the water purified in the filter bed 9 to the water through the output pipe 17 by the branch pipe 15 and the conveying pipe 13, so as to promote the fluctuation of sleep and increase the natural reoxygenation of the surface of the water body.

[0028] The bottom of the filter is provided with a limiting piece for positioning and fixing, specifically, as shown in Figure 1 , 2 , 4 and 5, the limiting piece includes two support plates 1 installed on the top of the filter, a winding shaft 2 movably connected by a rotating shaft is installed between the two support plates 1, and a water pipe 3 is wound outside the winding shaft 2, one end of the water pipe 3 extends to the bottom of the filter and is fixedly connected with a water bag 4, because the bottom of the water bag 4 is installed with a counterweight plate 21, the counterweight plate 21 can drive the water bag 4 to move downward without being limited; one end of the water pipe 3 away from the water bag 4 is fixedly connected with a connecting pipe 5, the outside of the end of the connecting pipe 5 away from the water pipe 3 is movably sleeved with a support pipe 6 through a bearing, and the axis of the support pipe 6 is consistent with the axis of the winding shaft 2, the outside of the end of the support pipe 6 away from the connecting pipe 5 is installed with a first water pump 7, and the bottom of the first water pump 7 is provided with a first filter cylinder 8, the first filter cylinder 8 is installed on the bottom of the support pipe 6.

[0029] In use, the staff transports the filter bed 9 to a suitable position by means of the water transport equipment, then drives the winding shaft 2 to rotate by the servo motor 19, so that the winding shaft 2 can release the water pipe 3, the water bag 4 on the water pipe 3 can fall into the water by the counterweight plate 21, then the first water pump 7 is started, so that water can be transported into the water bag 4 through the support pipe 6, the connecting pipe 5 and the water pipe 3, so that the water bag 4 is filled with water and stably falls to the bottom of the water, and the weight of the water bag 4 is increased to realize the effect of limiting and fixing the filter bed 9, so that the filter bed 9 can only displace in a certain range at a position;

[0030] When it is necessary to move the position of the filter bed 9, the staff discharges the water in the water bag 4 through the water pipe 3, the connecting pipe 5 and the support pipe 6 by starting the first water pump 7, so as to reduce the weight of the water bag 4, facilitate the staff to displace the filter bed 9 to a suitable position, and then repeat the above steps to realize the effect of limiting and fixing the filter bed 9, so that the overall structure is simple and convenient to operate, can effectively improve the operation efficiency of the staff, and can avoid the staff to operate in the water and avoid the occurrence of safety accidents.

[0031] In order to improve the convenience of driving the winding shaft 2 to rotate, as shown in Figure 4 and 5 The servo motor 19 is installed at the rear side of the support plate 1 at the top of the rear end of the filter bed 9, and the output shaft of the servo motor 19 penetrates the support plate 1 and is fixed with the rotating shaft on the winding shaft 2; the servo motor 19 is externally sleeved with a protective cylinder 20, and the front end of the protective cylinder 20 is fixed with the rear side of the support plate 1, so that the winding shaft 2 is driven to rotate by the servo motor 19, so that the winding shaft 2 can be operated to wind and release the water pipe 3, thereby facilitating the adjustment of the position of the water bag 4.

[0032] Finally: the above only describes preferred embodiments of the present application and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A filtration device based on an underwater biological filter bed, characterized by: The utility model provides a filter piece based on underwater biological filtration, which comprises a filter piece, a water bag, a water pipe, a connecting pipe, a support pipe, a first water pump, a first filter cylinder, a filter bed, a water surface, a first support plate, a second support plate, a winding shaft, a biological filter material, an aquatic plant, a conveying pipe, a branch pipe, a second water pump, an output pipe and a second filter cylinder. The bottom of the filter piece is provided with a limiting piece for positioning and fixing. The limiting piece comprises two support plates (1) mounted on the top of the filter piece, a winding shaft (2) movably connected between the two support plates (1) through a rotating shaft, and a water pipe (3) wound outside the winding shaft (2), wherein one end of the water pipe (3) extends to the bottom of the filter piece and is fixedly connected with the water bag (4). One end of the water pipe (3) away from the water bag (4) is fixedly connected with the connecting pipe (5), the outer end of the connecting pipe (5) away from the water pipe (3) is movably sleeved with the support pipe (6) through a bearing, the axis of the support pipe (6) is consistent with the axis of the winding shaft (2), the outer end of the support pipe (6) away from the connecting pipe (5) is mounted with the first water pump (7), and the bottom of the first water pump (7) is provided with the first filter cylinder (8), and the first filter cylinder (8) is mounted on the bottom of the support pipe (6).

2. The filter device based on an underwater biological filter bed according to claim 1, characterized in that The filter piece comprises a filter bed (9) placed on the water surface, and two storage grooves (10) are formed on the top of the filter bed (9), wherein the biological filter material (11) and the aquatic plant (12) are arranged in each storage groove (10), and the aquatic plant (12) is arranged on the top of the biological filter material (11). The bottom ends of the two support plates (1) are mounted on the top of the filter bed (9), and the first water pump (7) is mounted on the front side of the filter bed (9).

3. A filter apparatus based on an underwater biological filter bed according to claim 2, characterized in that: The rear side of the filter bed (9) is provided with a conveying pipe (13), the front sides of the two ends of the conveying pipe (13) penetrate through the filter bed (9) and extend into the two storage grooves (10) respectively, and a plurality of through holes (14) are formed on the outer end of the conveying pipe (13) close to the storage grooves (10) at intervals. The rear end of the conveying pipe (13) is connected with a branch pipe (15), the outer end of the branch pipe (15) is mounted with the second water pump (16), the rear side of the second water pump (16) is provided with an output pipe (17), the front end of the output pipe (17) is connected with the branch pipe (15), and the top of the end of the output pipe (17) away from the branch pipe (15) is mounted with the second filter cylinder (18).

4. The filter apparatus based on an underwater biological filter bed according to claim 2, characterized in that: The rear side of the support plate (1) located on the top of the rear end of the filter bed (9) is mounted with a servo motor (19), and the output shaft of the servo motor (19) penetrates through the support plate (1) and is fixedly connected with the rotating shaft of the winding shaft (2). The outer end of the servo motor (19) is sleeved with a protective cylinder (20), and the front end of the protective cylinder (20) is fixedly connected with the rear side of the support plate (1).

5. The filter apparatus based on underwater biological filter bed according to claim 2, characterized in that: The bottom of the water bag (4) is mounted with a counterweight plate (21).

6. A filtration device based on an underwater biological filter bed according to claim 5, characterized in that: The two sides of the counterweight plate (21) are provided with floating plates (22), and the tops of the two floating plates (22) are fixedly connected with the bottom of the filter bed (9).

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