Aquaculture workshop sand filter device for supplying seawater
By introducing a sedimentation tank and a multi-layer filter design into the seawater purification device, the problem of sludge and debris clogging the filter layer in traditional seawater purification is solved, achieving efficient seawater filtration and anti-clogging of the filter media, thus extending the service life of the device.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HAINAN ACADEMY OF OCEAN & FISHERIES SCI
- Filing Date
- 2025-04-09
- Publication Date
- 2026-04-10
AI Technical Summary
In traditional seawater purification methods, sludge and debris in seawater can easily clog the filter layer, leading to reduced filtration performance and clogging of the filter media.
Design a device that includes a sedimentation tank, a filtration tank, and a storage tank. First, sludge and impurities in seawater are settled in the sedimentation tank, and then filtered through multiple filtration layers to prevent sludge and impurities from passing directly through the filtration layers, thus achieving preliminary sedimentation and filtration separation.
It effectively prevents sludge and debris from passing directly through the filter layer, improves filtration performance, reduces filter media clogging, and extends the service life of the filtration device.
Smart Images
Figure CN224100222U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of mariculture, provide a kind of for supplying seawater's breeding workshop sand filter device. BACKGROUND
[0002] Most of the mariculture farms engaged in mariculture industry in China's coastal areas extract seawater, which is an important basic link for supplying mariculture and fishery production. Most of the mariculture farms basically need to filter and purify the seawater extracted to be used for breeding.
[0003] The traditional purification method is to lay a filter layer composed of river sand or quartz sand particles in the filter tank, and the extracted seawater is directly filtered onto the filter layer by water pipe. Although this method can achieve a certain degree of preliminary water purification, if the extracted seawater contains a large amount of sludge and sundries, the sludge and sundries will block the seawater penetration, causing the filter layer to significantly weaken the filtration performance. SUMMARY
[0004] To solve the above technical problems, the utility model provides a kind of for supplying seawater's breeding workshop sand filter device, can first the sludge and sundries in seawater preliminary sedimentation, again through the adsorption and filtration of multiple filter layers in filter tank, so that the filtered seawater and the waste water produced by cleaning filter medium are relatively separated, to avoid a large amount of sludge and sundries directly filtering through the filter layer, resulting in the filter layer's filtration performance significantly weakened and the filter medium's frequent adhesion and blockage.
[0005] The technical scheme of the utility model comprises:
[0006] The sedimentation tank is used to receive the extracted seawater and preliminarily sediment.
[0007] The filter tank is provided with a water inlet pipe at the lower end and a water outlet pipe at the upper end, the water inlet pipe is communicated with the sedimentation tank, and multiple filter layers are arranged between the water inlet pipe and the water outlet pipe in the filter tank. One end of the water inlet pipe located in the sedimentation tank is detachably connected with a first blocking member.
[0008] The water storage tank is communicated with the water outlet pipe and used to store the filtered seawater.
[0009] Further,
[0010] Further, the water inlet pipe is 30-50 cm away from the bottom of the sedimentation tank.
[0011] Further, one end of the water outlet pipe located in the water storage tank is detachably connected with a second blocking member.
[0012] Further, the first sealing member comprises a first elbow and a sealing pipe, the sealing pipe is matched with the first elbow, and the first elbow faces upward.
[0013] Further, the plurality of filter layers comprise a screen layer, a cobblestone layer and a river sand layer or a quartz sand layer arranged in sequence from bottom to top.
[0014] Further, the screen layer is supported by a grid plate at the bottom.
[0015] Further, the grid plate is supported by a plurality of columns of porous red bricks at the bottom, and the porous red bricks are fixed to the bottom of the filter tank.
[0016] Further, the spacing between two adjacent columns of porous red bricks is 20 cm.
[0017] Further, the screen mesh in the screen layer has a mesh size of 40 to 80.
[0018] Further, the filter tank is further provided with a sewage discharge pipe at the lower end, and the sewage discharge pipe is provided with a third elbow.
[0019] Compared with the prior art, the technical scheme provided by the embodiment of the utility model has the following advantages:
[0020] When the seawater needs to be purified, the first sealing member is used to seal the water inlet pipe, then the seawater is pumped into the sedimentation tank, so that the seawater stays in the sedimentation tank for a while to preliminarily deposit the sludge and sundries in the seawater, the first sealing member is opened, the seawater preliminarily deposited in the sedimentation tank enters the filter tank through the water inlet pipe, and the seawater passes through the plurality of filter layers from bottom to top, so that the seawater is filtered, and finally the filtered seawater enters the water storage tank for collection and use.
[0021] Other advantages, objects and features of the utility model will be embodied in part by the following description, and will be understood by those skilled in the art through research and practice of the utility model. DRAWINGS
[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating creative labor.
[0023] Figure 1 Figure 1 is a schematic diagram of the overall structure of a sand filter device for a breeding workshop according to an embodiment of the present application.
[0024] Reference signs:
[0025] 1, sedimentation tank; 2, filter tank; 3, water storage tank; 4, water inlet pipe; 41, first elbow; 5, water outlet pipe; 51, second elbow; 6, screen layer; 7, pebble layer; 8, river sand layer or quartz sand layer; 9, porous red brick; 10, grid plate. DETAILED DESCRIPTION
[0026] The specific embodiments of the present application will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of protection of the present application is not limited by the specific embodiments.
[0027] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the technical scheme of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.
[0028] In the description of the embodiments of the present application, "a plurality of" means two or more, unless otherwise specified.
[0029] As shown in Figure 1 The present application provides a sand filter device for a breeding workshop for supplying seawater,
[0030] The sedimentation tank 1 is used to receive seawater drawn and preliminarily sedimented.
[0031] The filter tank 2 is provided with a water inlet pipe 4 at the lower end and a water outlet pipe 5 at the upper end, the water inlet pipe 4 is in communication with the sedimentation tank 1, a plurality of filter layers are arranged between the water inlet pipe 4 and the water outlet pipe 5 in the filter tank 2, and a first blocking member is detachably connected to one end of the water inlet pipe 4 in the sedimentation tank 1.
[0032] The water storage tank 3 is in communication with the water outlet pipe 5 and is used to store filtered seawater.
[0033] When the seawater needs to be purified, the first blocking member is used to block the water inlet pipe 4, then the seawater is drawn into the sedimentation tank 1, so that the seawater stays in the sedimentation tank 1 for a while to preliminarily deposit the sludge and sundries in the seawater, the first blocking member is opened, and the preliminarily deposited seawater in the sedimentation tank 1 enters the filter tank 2 through the water inlet pipe 4, and the seawater passes through the multiple filter layers from bottom to top, so that the seawater is filtered, and finally the filtered seawater enters the water storage tank 3 through the water outlet pipe 5 and is collected for use, compared with the prior art, the seawater is preliminarily deposited when the seawater is filtered, so that a large amount of sludge and sundries can not directly pass through the filter layer for filtration, the filtering performance of the filter layer is obviously weakened, and the filtering medium is not frequently bonded and blocked.
[0034] Further, the first blocking member comprises a first elbow 41 and a blocking pipe matched with the first elbow 41, and the first elbow 41 faces upward.
[0035] It should be noted that the height of the sedimentation tank 1 is higher than the height of the water outlet pipe 5, so that the seawater can enter the water storage tank 3 from the water outlet pipe 5 after passing through the multiple filter layers under the action of gravity.
[0036] Further, the pipeline for drawing seawater is generally a PVC material white or blue water pipe with a size of 4# (a pipe diameter of 11 cm) to 10# (a pipe diameter of 25 cm). For example, the water inlet pipe 4 is installed as 8# (a pipe diameter of 20 cm). The size of the pipeline is determined according to the demand of each breeding farm for the supply of filtered seawater, and generally, a pipe diameter of 20 cm is mostly selected for a breeding farm for hatching and breeding.
[0037] Further, the pipe diameter of the water inlet pipe 4 and the water outlet pipe 5 is selected as 6# (a pipe diameter of 16 cm) to 10# (a pipe diameter of 25 cm). For example, the water inlet pipe 4 or the water outlet pipe 5 is selected as 8# (a pipe diameter of 20 cm).
[0038] It can be understood that the first elbow 41 is used to control the opening or closing of the water inlet pipe 4, and the water inlet pipe 4 can be closed by inserting a water pipe with the same pipe diameter into the first elbow 41. It should be noted that the pipe opening of the first elbow 41 faces upward, so that the water pipe with the same pipe diameter can be inserted into the first elbow 41.
[0039] Further, the sedimentation tank 1 and the filter tank 2 and the filter tank 2 and the water storage tank 3 are all built with bricks and are paved with cement mortar, and the thickness of the wall is between 16 cm and 20 cm.
[0040] In the embodiment provided in the utility model, the water inlet pipe 4 communicates with the sedimentation tank 1 by penetrating the side wall of the sedimentation tank 1 with a height of 30 cm to 50 cm.
[0041] It can be understood that the water inlet pipe 4 passes through the sedimentation tank 1 with a height of 30-50 cm, so as to avoid the sludge and sundries at the bottom of the sedimentation tank 1 from entering the sedimentation tank 1 through the water inlet pipe 4.
[0042] In the embodiment provided by the utility model, one end of the water outlet pipe 5 located in the water storage pool 3 is provided with a second elbow 51, and the second elbow 51 faces downward, so as to block the water outlet pipe 5.
[0043] It can be understood that when the seawater supply is suspended, the second elbow 51 is blocked by a plug matched with the second elbow 51, so as to avoid seawater from entering the water storage pool 3.
[0044] In the embodiment provided by the utility model, the plurality of filter layers include a screen mesh layer 6, a cobblestone layer 7, a river sand layer or a quartz sand layer 8 arranged in sequence from bottom to top.
[0045] Further, the pore size of the screen mesh is 40-80 meshes, so as to effectively pass seawater while avoiding the cobblestone from falling.
[0046] Further, the thickness of the cobblestone layer 7 is 30-40 cm, so as to sufficiently filter and adsorb the suspended matter and large-particle water-insoluble impurities in seawater.
[0047] Further, the thickness of the river sand layer or the quartz sand layer 8 is about 60 cm, so as to further sufficiently filter and adsorb the suspended matter and large-particle water-insoluble impurities in seawater.
[0048] In the embodiment provided by the utility model, the screen mesh layer 6 is supported by a grid plate 10 at the bottom. The grid plate 10 is supported by a plurality of rows of porous red bricks 9 at the bottom, and the porous red bricks 9 are fixed to the bottom of the filter tank 2.
[0049] In the embodiment provided by the utility model, the thickness of the grid plate 10 is 5-10 cm, so as to effectively support the filter materials such as filter stones and river sand laid above.
[0050] In the embodiment provided by the utility model, the distance between the two adjacent rows of porous red bricks 9 is 20 cm, so as to facilitate the discharge of waste water when the filter tank 2 is cleaned.
[0051] In the embodiment provided by the utility model, the lower end of the filter tank 2 is further provided with a sewage discharge pipe, and the sewage discharge pipe is provided with a third elbow.
[0052] Specifically, a third bend is connected to the wall outlet of the drain pipe, the third bend is blocked by a pipe when not draining, and the pipe is pulled out when cleaning, when waste water is generated during cleaning of quartz sand, river sand, pebbles, honeycomb small stones and the like in the filter tank 2, the waste water is discharged from the drain pipe at the bottom of the tank, and at the same time, the pipe is inserted from the first bend 41 next to it to prevent the cleaning waste water from flowing back into the sediment.
[0053] It is to be understood that the terminology "including", "comprising", or any other variation thereof, is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the statement "comprising a" does not exclude the existence of additional identical elements in the process, method, article, or apparatus including the element.
[0054] Although the embodiments of the present application have been disclosed as above, it is not limited to the applications listed in the specification and the embodiments. It can be fully applied to various fields suitable for the present application. Those skilled in the art can easily make further modifications. Therefore, the present application is not limited to specific details and the figures shown and described herein without departing from the general concept defined by the claims and the equivalent scope.
Claims
1. A farming plant sand filter tank device for supplying seawater, characterized by, The utility model relates to a seawater filtering device, including: A sedimentation tank (1) for receiving seawater pumped and preliminary sedimentation; A filter tank (2) with a water inlet pipe (4) at the lower end and a water outlet pipe (5) at the upper end, the water inlet pipe (4) is communicated with the sedimentation tank (1), a plurality of filter layers are arranged between the water inlet pipe (4) and the water outlet pipe (5) in the filter tank (2), and the end of the water inlet pipe (4) in the sedimentation tank (1) is detachably connected with a first blocking piece; A water storage tank (3) communicated with the water outlet pipe (5) for storing filtered seawater.
2. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 1, wherein, The water inlet pipe (4) is 30-50 cm away from the bottom of the sedimentation tank (1).
3. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 1, wherein, The end of the water outlet pipe (5) in the water storage tank (3) is detachably connected with a second blocking piece.
4. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 3 wherein, The first blocking piece includes a first elbow (41) and a blocking pipe, the blocking pipe is matched with the first elbow (41), and the first elbow (41) faces upward. The second blocking piece includes a second elbow (51) and a blocking block, and the blocking block is matched with the second elbow (51).
5. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 1, wherein, The plurality of filter layers include a screen layer (6), a cobblestone layer (7) and a river sand layer or a quartz sand layer (8) arranged from bottom to top.
6. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 5 wherein, The screen layer is supported by a grid plate (10) at the bottom.
7. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 6 wherein, The bottom of the grid plate (10) is supported by a plurality of columns of porous red bricks (9), and the porous red bricks (9) are fixed to the bottom of the filter tank (2).
8. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 7, wherein, The spacing between two adjacent columns of porous red bricks (9) is 20 cm.
9. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 5 wherein, The mesh number of the screen in the screen layer (6) is 40-80.
10. A recirculating aquaculture raceway sand filter system for supplying seawater as claimed in claim 1, wherein, The lower end of the filter tank (2) is further provided with a sewage pipe, and a third elbow is arranged on the sewage pipe.