CN215403647U

CN215403647U - Recirculating aquaculture composite filter device

Info

Publication number: CN215403647U
Application number: CN202120793684.0U
Authority: CN
Inventors: 尤宏争; 谷德贤; 吴宁; 窦艳君; 黄亚冬
Original assignee: Zhihui New Power Tianjin Technology Development Co ltd
Current assignee: Zhihui New Power Tianjin Technology Development Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-01-04
Anticipated expiration: 2031-04-19

Abstract

The utility model provides a compound filtering device for recirculating aquaculture, which comprises a tank body, wherein a sedimentation hopper is arranged at the bottom of the tank body, a guide plate is fixedly connected in the inner cavity of the tank body, the guide plate divides the inner cavity of the tank body into an impurity filtering cavity, a biological filtering cavity, an oxygenation cavity and a disinfection cavity, an overflow hole is formed in the side surface of the disinfection cavity, a drain pipe is arranged on the side surface of the disinfection cavity, the other end of the drain pipe is connected with a circulating water tank, a water quality detector is arranged on the circulating water tank, and a water guide pipe and a circulating device are respectively arranged on the side surface of the circulating water tank. This kind of recirculating aquaculture composite filter device saves area with the vertical range of impurity filter chamber, biological filter chamber, oxygenation chamber, disinfection chamber, improves space utilization, and when quality of water condition was not good, usable circulating device handled liquid once more, and up to quality of water up to standard, guaranteed circulating water filter effect.

Description

Recirculating aquaculture composite filter device

Technical Field

The utility model relates to the technical field of aquaculture, in particular to a compound filtering device for circulating water aquaculture.

Background

The recirculating aquaculture system is used for treating and recycling waste water generated in the aquaculture pond through a series of water treatment units, environment is protected, energy is saved, emission is reduced, control strength on water quality can be improved, the survival rate of aquatic products is improved, in the existing recirculating aquaculture system, filtering of various means is required for circulating water, the number of devices involved is large, the circulating water filtering device occupies a large space, the space is difficult to be fully utilized, and the filtered circulating water is directly put into use, so that the circulating water cannot be fully filtered. Therefore, a compound filtering device for recirculating aquaculture is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a compound filtering device for recirculating aquaculture.

The technical scheme of the utility model is realized as follows:

a compound filtering device for recirculating aquaculture comprises a tank body, wherein a water inlet pipe is arranged on one side of the bottom of the tank body, a water inlet valve is arranged on the water inlet pipe, a sedimentation hopper is arranged at the bottom of the tank body, a guide plate is fixedly connected in the inner cavity of the tank body, a plurality of through holes which are uniformly distributed are arranged on the guide plate, the guide plate divides the inner cavity of the tank body into an impurity filtering cavity, a biological filtering cavity, an oxygenation cavity and a disinfection cavity, the impurity filtering cavity, the biological filtering cavity, the oxygenation cavity and the disinfection cavity are sequentially arranged from bottom to top, a filter screen is arranged in the impurity filtering cavity, a fixed plate is fixedly connected to the side surface of the oxygenation cavity, an oxygenation pump is fixedly connected to the fixed plate, a gas pipe of the oxygenation pump is communicated with the oxygenation cavity, a disinfection device is arranged in the disinfection cavity, an overflow hole is arranged on the side surface of the disinfection cavity, a flow guide pipe is arranged on the overflow hole, the water quality detector is arranged on the circulating water tank, a water guide pipe and a circulating device are respectively arranged on the side surface of the circulating water tank, and a water guide valve is arranged on the water guide pipe.

Preferably, the bottom end of the sedimentation hopper is provided with a slag discharge pipe, and the slag discharge pipe is provided with a slag discharge valve.

Preferably, the biological filter cavity is internally provided with biological balls, coral sand, quartz sand filter materials and biochemical filter cotton from bottom to top in sequence.

Preferably, degassing unit includes ultraviolet lamp and photocatalyst plate, ultraviolet lamp and photocatalyst plate are located the disinfection chamber upper end, the equal fixed connection in jar internal wall in ultraviolet lamp and photocatalyst plate both sides.

Preferably, the circulating device comprises a circulating pipe, a circulating valve and a circulating water pump, one end of the circulating pipe is communicated with the circulating water tank, the other end of the circulating pipe is connected into the impurity filtering cavity at the bottom of the tank body, and the circulating valve and the circulating water pump are sequentially arranged on the circulating pipe.

Compared with the prior art, the utility model has the beneficial effects that: this kind of recirculating aquaculture composite filter device is with impurity filter chamber, biological filter chamber, the oxygenation chamber, the vertical range in disinfection chamber, save area, improve space utilization, water after the filtration is leading-in detects the quality of water condition through water quality testing appearance in circulating water tank, when quality of water condition is not good, usable circulating device carries out the processing once more with liquid, until quality of water is up to standard, circulating water filter effect has been guaranteed, and the drainage gets into from jar body bottom, discharge from jar body upper portion, guarantee that the circulating water obtains fully filtering, and the filter effect is improved, the water velocity has also been reduced in the setting of a plurality of guide plates in addition, the filter effect has been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a schematic perspective view of the can body of the present invention.

In the figure: the device comprises a tank body 1, a sedimentation bucket 2, a slag discharge pipe 3, a slag discharge valve 4, a water inlet pipe 5, a water inlet valve 6, a guide plate 7, a through hole 8, an impurity filtering cavity 9, a biological filtering cavity 10, an oxygenation cavity 11, a disinfection cavity 12, a filter screen 13, biological balls 14, coral sand 15, quartz sand filter materials 16, biochemical filter cotton 17, a fixing plate 18, an oxygenation pump 19, a disinfection device 20, an ultraviolet lamp 21, a photocatalyst plate 22, an overflow hole 23, a guide pipe 24, a drain pipe 25, a drain pump 26, a circulating water tank 27, a water quality detector 28, a water guide pipe 29, a water guide valve 30, a circulating device 31, a circulating pipe 32, a circulating valve 33 and a circulating water pump 34.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2: a compound filtering device for recirculating aquaculture comprises a tank body 1, wherein a water inlet pipe 5 is arranged on one side of the bottom of the tank body 1, a water inlet valve 6 is arranged on the water inlet pipe 5, a sedimentation hopper 2 is arranged at the bottom of the tank body 1, liquid to be filtered enters the tank body 1 from the water inlet pipe 5, sedimentation is firstly carried out in the sedimentation hopper 2, and large-particle sludge impurities in the sedimentation hopper 2 are sedimentated;

a guide plate 7 is fixedly connected in the inner cavity of the tank body 1, a plurality of through holes 8 which are uniformly distributed are arranged on the guide plate 7, the guide plate 7 divides the inner cavity of the tank body 1 into an impurity filtering cavity 9, a biological filtering cavity 10, an oxygen increasing cavity 11 and a disinfection cavity 12, the impurity filtering cavity 9, the biological filtering cavity 10, the oxygen increasing cavity 11 and the disinfection cavity 12 are sequentially arranged from bottom to top, the guide plate 7 can reduce the speed of liquid entering the upper-level cavity from the lower-level cavity, so that the liquid can be retained in the current cavity for enough time to obtain sufficient filtering and improve the filtering effect, the liquid entering the tank body 1 firstly passes through the impurity filtering cavity 9 to filter and remove large-particle impurities and residual bait and excrement in the liquid, after entering the biological filtering cavity 10, harmful pollutants such as ammonia nitrogen, nitrite nitrogen and the like are converted into harmless gas through biochemical reaction, and an air vent can be arranged at the top of the tank body 1, the gas generated by the reaction is discharged, the corresponding device in the oxygenation cavity 11 can increase the oxygen content in the liquid, so that the liquid is suitable for living of organisms, and the corresponding facilities in the disinfection cavity 12 further sterilize and disinfect the harmful substances in the liquid, thereby avoiding influencing the living of the organisms;

a plurality of filter screens 13 are arranged in the impurity filter cavity 9 from bottom to top, and the filter screens 13 have different filter hole radiuses, so that multi-stage filtration is realized, and the filtering effect and efficiency are improved;

the side surface of the oxygen increasing cavity 11 is fixedly connected with a fixing plate 18, an oxygen increasing pump 19 is fixedly connected to the fixing plate 18, an air pipe of the oxygen increasing pump 19 is communicated with the oxygen increasing cavity 11, the fixing plate 18 provides a supporting function for the oxygen increasing pump 19, and the oxygen increasing pump 19 can increase the oxygen content in liquid;

the disinfection chamber 12 is internally provided with the disinfection device 20, the side surface of the disinfection chamber 12 is provided with the overflow hole 23, the overflow hole 23 is provided with the guide pipe 24, the overflow hole 23 is positioned between the disinfection device 20 and the drainage device, when the liquid is accumulated too much in the disinfection chamber 12 and the drainage device is not ready to discharge, the redundant liquid flows out from the overflow hole 23 and is guided out through the guide pipe 24, so that the liquid is prevented from damaging the disinfection device 20;

a drain pipe 25 is arranged on the side surface of the disinfection cavity 12, a drain pump 26 is arranged on the drain pipe 25, the other end of the drain pipe 25 is connected with a circulating water tank 27, the circulating water tank 27 is fixedly connected to the upper end of the tank body 1, and the disinfected liquid enters the circulating water tank 27 through the drain pipe 25 under the action of the drain pump 26;

the water quality detector 28 is arranged on the circulating water tank 27, the water guide pipe 29 and the circulating device 31 are respectively arranged on the side face of the circulating water tank 27, the water guide pipe 29 is provided with the water guide valve 30, the water quality detector 28 detects the water quality of the liquid in the circulating water tank 27, when the water quality meets the reuse condition, the water guide valve 30 is opened, the liquid is guided into the culture equipment through the water guide pipe 29 and reused, and when the water quality does not meet the reuse condition, the liquid is guided into the bottom of the tank body 1 again through the circulating device 31, and the liquid is filtered again until the water quality meets the water quality condition.

When the device is used, liquid to be filtered enters the tank body 1 from the water inlet pipe 5, firstly, the liquid is precipitated in the precipitation hopper 2, large-particle sludge impurities in the liquid are precipitated in the precipitation hopper 2, large-particle impurities in the liquid and residual bait and excrement in water are filtered and removed through the impurity filtering cavity 9, after the liquid enters the biological filtering cavity 10, harmful pollutants such as ammonia nitrogen, nitrite nitrogen and the like are converted into harmless gas through biochemical reaction, the oxygen increasing pump 19 in the oxygen increasing cavity 11 can increase the oxygen content in the liquid, so that the liquid is suitable for living organisms, the disinfection device 20 in the disinfection cavity 12 further sterilizes the harmful substances in the liquid to avoid influencing the living organisms, the disinfected liquid enters the circulating water tank 27 through the water outlet pipe 25 under the action of the water discharge pump 26, and the water quality detector 28 detects the water quality of the liquid in the circulating water tank 27, when the water quality meets the condition of reuse, the water guide valve 30 is opened, the liquid is guided into the culture equipment through the water guide pipe 29 for reuse, and when the water quality does not meet the condition of use, the liquid is guided into the bottom of the tank body 1 again through the circulating device 31, and the liquid is filtered again until the water quality meets the condition.

Further, sediment 2 bottoms of fighting are provided with row sediment pipe 3, are provided with slag valve 4 on row sediment pipe 3, deposit the interior impurity accessible of fighting 2 and open slag valve 4 and discharge from arranging in the sediment pipe 3.

Further, a biological ball 14, coral sand 15, a quartz sand filter material 16 and biochemical filter cotton 17 are sequentially arranged in the biological filter chamber 10 from bottom to top, harmful substances in the liquid are subjected to biochemical reaction with the substances in the biological ball 14, the coral sand 15, the quartz sand filter material 16 and the biochemical filter cotton 17, and harmful pollutants such as ammonia nitrogen, nitrite nitrogen and the like are converted into harmless gas.

Further, degassing unit 20 includes ultraviolet lamp 21 and photocatalyst plate 22, and ultraviolet lamp 21 and photocatalyst plate 22 are located disinfection chamber 12 upper end, and the equal fixed connection in ultraviolet lamp 21 and photocatalyst plate 22 both sides is on jar 1 inner wall, and ultraviolet lamp 21 and photocatalyst plate 22 mutually support, carry out effectual the getting rid of to the bacterium virus in the liquid, avoid influencing aquatic life to live.

Furthermore, the circulating device 31 comprises a circulating pipe 32, a circulating valve 33 and a circulating water pump 34, one end of the circulating pipe 32 is communicated with the circulating water tank 27, the other end of the circulating pipe 32 is connected to the impurity filtering cavity 9 at the bottom of the tank body 1, the circulating pipe 32 is sequentially provided with the circulating valve 33 and the circulating water pump 34, when the water quality does not meet the conditions, the circulating valve 33 and the circulating water pump 34 are opened, and the liquid is guided to the bottom of the tank body 1 again through the circulating pipe 32 for secondary filtering.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a recirculating aquaculture composite filter equipment, includes jar body (1), its characterized in that: the device is characterized in that a water inlet pipe (5) is arranged on one side of the bottom of the tank body (1), a water inlet valve (6) is arranged on the water inlet pipe (5), a sedimentation hopper (2) is arranged on the bottom of the tank body (1), a guide plate (7) is fixedly connected in the tank body (1), a plurality of uniformly distributed through holes (8) are formed in the guide plate (7), the guide plate (7) divides the inner cavity of the tank body (1) into an impurity filtering cavity (9), a biological filtering cavity (10), an oxygen increasing cavity (11) and a disinfection cavity (12), the impurity filtering cavity (9), the biological filtering cavity (10), the oxygen increasing cavity (11) and the disinfection cavity (12) are sequentially arranged from bottom to top, a filter screen (13) is arranged in the impurity filtering cavity (9), a fixing plate (18) is fixedly connected to the side of the oxygen increasing cavity (11), and an oxygen increasing pump (19) is fixedly connected to the fixing plate (18), the air delivery pipe and the oxygenation chamber (11) intercommunication of oxygenation pump (19), be provided with degassing unit (20) in disinfection chamber (12), be provided with overflow hole (23) on disinfection chamber (12) side, be provided with honeycomb duct (24) on overflow hole (23), disinfection chamber (12) side is provided with drain pipe (25), be provided with drain pump (26) on drain pipe (25), the drain pipe (25) other end is connected with circulation tank (27), circulation tank (27) fixed connection is in jar body (1) upper end, be provided with water quality testing appearance (28) on circulation tank (27), circulation tank (27) side is provided with aqueduct (29) and circulating device (31) respectively, be provided with water guide valve (30) on aqueduct (29).

2. The compound filtering device for recirculating aquaculture of claim 1, wherein: sediment fill (2) bottom is provided with slag pipe (3), be provided with sediment valve (4) on slag pipe (3).

3. The compound filtering device for recirculating aquaculture of claim 1, wherein: the biological filter cavity (10) is internally provided with biological balls (14), coral sand (15), a quartz sand filter material (16) and biochemical filter cotton (17) from bottom to top in sequence.

4. The compound filtering device for recirculating aquaculture of claim 1, wherein: sterilizing equipment (20) include ultraviolet lamp (21) and photocatalyst board (22), ultraviolet lamp (21) and photocatalyst board (22) are located disinfection chamber (12) upper end, the equal fixed connection in jar body (1) inner wall in ultraviolet lamp (21) and photocatalyst board (22) both sides.

5. The compound filtering device for recirculating aquaculture of claim 1, wherein: circulating device (31) include circulating pipe (32), circulating valve (33) and circulating water pump (34), circulating pipe (32) one end and circulating water tank (27) intercommunication, the other end is connected to in the impurity filter chamber (9) of jar body (1) bottom, circulating pipe (32) are last to be provided with circulating valve (33) and circulating water pump (34) in proper order.