CN107646784B - Remote control flow-promoting dirt collecting device - Google Patents

Remote control flow-promoting dirt collecting device Download PDF

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Publication number
CN107646784B
CN107646784B CN201711094446.5A CN201711094446A CN107646784B CN 107646784 B CN107646784 B CN 107646784B CN 201711094446 A CN201711094446 A CN 201711094446A CN 107646784 B CN107646784 B CN 107646784B
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China
Prior art keywords
promoting
flow
cableway
flexible
dirt
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Active
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CN201711094446.5A
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Chinese (zh)
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CN107646784A (en
Inventor
阳清发
刘�东
苏明
陈洪斌
唐贤春
马秋兰
杨武
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Shanghai Nengzheng Fishing Technology Development Co ltd
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Shanghai Nengzheng Fishing Technology Development Co ltd
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Priority to CN201711094446.5A priority Critical patent/CN107646784B/en
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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042Introducing gases into the water, e.g. aerators, air pumps
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/045Filters for aquaria

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

The remote control flow-promoting dirt-gathering device comprises a cableway traction assembly and a flow-promoting dirt-gathering assembly, wherein the cableway traction assembly comprises a floating supporting device, a power motor and a flexible cableway, the two ends of the flexible cableway are straightened and fixed, and the flexible cableway is wound on a motor shaft of the power motor or a winding shaft in transmission connection with the motor shaft; the flow-promoting dirt-gathering assembly comprises an inflatable aerator and a flow-promoting device, wherein the power motor and the inflatable aerator are both arranged on the floating supporting device, the flow-promoting device is positioned below the floating supporting device and connected with the inflatable aerator, and the flow-promoting device can respectively form a three-dimensional circulation on two sides of the flexible cableway. The flexible straightening cableway is adopted to control the reciprocating area, has the advantages of simple structure, easy installation and easy operation, can carry the inflatable aerator and the flow promoting device to reciprocate in the corresponding area of aquaculture, forms three-dimensional circulation on two sides of the reciprocating direction, allows dirt to be gathered towards the bottom below the running area, and simultaneously plays the role of promoting flow and dirt gathering for water oxygen supplementing.

Description

Remote control flow-promoting dirt collecting device
Technical Field
The invention relates to a dirt absorbing device, in particular to a remote control flow-promoting dirt collecting device.
Background
At present, two sewage suction modes of aquaculture exist, one is that a sewage suction pump is fixed, the sewage suction pump is connected with a sewage suction head through a hose, the sewage suction head is pulled to reciprocate by a traction rope to suck sewage in a sewage suction area, and the hose is also easy to damage if the hose is too long; the other way is to construct a track in the sewage suction area, and the sewage suction pump moves back and forth to transfer the sewage into the sewage receiving groove beside the track, so that the track and the sewage receiving groove are of rigid structures, have high weight and need rigid support, and therefore have high construction cost; because these sewage suction modes are not connected with the solid-liquid separation device, the sewage quantity at the rear end is large, the sewage water content is large, and the containing facilities need huge space and high construction cost.
In order to reduce labor cost and labor intensity in aquaculture, equipment for remote control movement is often adopted to replace manual operation in aquaculture areas, and the equipment for remote control movement comprises remote control aircrafts, remote control ships, remote control vehicles and the like, but the equipment has no load bearing capacity, needs specific application environments, lacks wind and wave resistance, is difficult to use in specific areas of the aquaculture industry, and particularly in specific dirt collecting areas, and is difficult to accurately control the movement route and the movement area of dirt absorbing devices in the aquaculture industry.
Meanwhile, in the prior art, a device for reciprocating a sewage suction pump needs a rigid track in a fixed form, a rigid sewage receiving and removing groove and a rigid positioning support are needed, the facilities and equipment are submerged due to the arrangement of regional flood, the weight is large, the manufacturing cost is high, the equipment cost for realizing reciprocating is high, and the difficulty of connecting with other equipment is greatly improved. The cableway is adopted to move back and forth in a reciprocating traction mode, fixed pulleys on water and underwater are required to be installed, so that cableway loops on water and underwater and on two sides are formed, the installation and maintenance are very inconvenient, the motor is fixed in position, the facilities and equipment can be submerged due to the fact that flood is arranged in the set area, and in addition, no in-place reminding device is installed in reciprocating control.
Disclosure of Invention
In order to overcome the technical problems, the invention provides a remote control flow-promoting dirt collecting device, which comprises:
the cableway traction assembly comprises a floating supporting device, a power motor and a flexible cableway, wherein two ends of the flexible cableway are straightened and fixed, the flexible cableway is wound on a motor shaft of the power motor or a winding shaft in transmission connection with the motor shaft, and the power motor is arranged on the floating supporting device;
the flow-promoting dirt-gathering assembly comprises an inflatable aerator and a flow-promoting device, the inflatable aerator is mounted on the floating supporting device, the flow-promoting device is connected with the inflatable aerator through a vent pipe, the flow-promoting device is located below the floating supporting device, and the flow-promoting devices can respectively form a three-dimensional circulation on two sides of the flexible cableway to enable dirt to be gathered towards the bottom below the running area.
Further, in the remote control flow-promoting and dirt-gathering device, the flow-promoting device comprises aeration pipe groups and a supporting frame, the two aeration pipe groups are suspended below the floating supporting device side by the supporting frame, and the aeration pipe groups are arranged along the extending direction of the flexible cableway.
Further, the remote control flow-promoting dirt collecting device comprises a first floating body, a second floating body and a base, wherein the first floating body and the second floating body are perpendicular to the extending direction of the flexible cableway, the first floating body and the second floating body are mutually parallel to each other and arranged at the two ends of the top of the supporting frame along the extending direction of the flexible cableway, and the base is arranged on the first floating body and the second floating body.
Further, the remote control flow-promoting dirt collecting device further comprises a waterproof enclosing wall, wherein the waterproof enclosing wall is arranged on the periphery side of the supporting frame, and the aeration tube group is arranged in the waterproof enclosing wall.
Further, the remote control flow-promoting dirt collecting device comprises a power motor and a steering control device, wherein the steering control device comprises a motor steering control integrated circuit board and a control switch, the motor steering control integrated circuit board is respectively connected with the forward and reverse rotating motor and the control switch, and the control switch comprises one or a combination of a plurality of remote controllers, steering manual control switches or timing switches.
Further, in the remote control flow-promoting dirt-gathering device, the winding number of the flexible cableway is more than or equal to 1, and a limiting device for limiting the winding area of the flexible cableway is arranged at the position where the flexible cableway is wound on the winding shaft.
Further, in the remote control flow-promoting dirt collecting device, the winding shaft is arranged perpendicular to the extending direction of the flexible cableway, and the winding shaft is one or a plurality of winding shafts which are arranged in parallel.
Further, the remote control flow-promoting dirt collecting device further comprises horizontal struts, wherein the horizontal struts are arranged on two sides of the base along the extending direction of the flexible cableway.
Further, the remote control flow-promoting and dirt-gathering device further comprises a dirt absorbing assembly, wherein the dirt absorbing assembly comprises a dirt absorbing pump motor, a dirt absorbing pump, a pipeline and a dirt absorbing head, the dirt absorbing pump and the dirt absorbing pump motor are arranged on the floating supporting device, the dirt absorbing pump is connected with the dirt absorbing pump motor, and the dirt absorbing head is connected with an inlet of the dirt absorbing pump through the pipeline.
Further, the remote control flow-promoting dirt collecting device further comprises a filter, wherein the filter is arranged on the base, and the filter is a inclined screen filter, a filter tank or a micro-filter.
Compared with the prior art, the invention has the beneficial effects that: the flexible straightening cableway is adopted to control the reciprocating area, has the characteristics of no movement of the cableway, motor movement, remote control reminding of reciprocating and the like, has the advantages of simple structure, easy installation and easy operation, and can carry or connect with the cultivation equipment, thereby carrying the inflatable aerator and the flow promoting device to reciprocate in the corresponding area of aquaculture, forming three-dimensional circulation on two sides of the reciprocating direction, and simultaneously playing the role of promoting flow and dirt collection for supplementing oxygen to water.
Drawings
FIG. 1 is a schematic diagram of a flow-promoting and fouling-gathering assembly according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a flow promoting device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a floating support according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a cable traction assembly according to an embodiment of the present invention;
FIG. 5 is a schematic view showing a flexible cableway wound around a motor shaft according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a limiting post according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a steering control mode of a power motor according to an embodiment of the present invention;
fig. 8 is a schematic view of a dirt pickup assembly and a filter mounting structure in accordance with an embodiment of the present invention.
In fig. 1 to 8, 1-flow-promoting and dirt-gathering components, 11-inflatable aerator, 12-flow-promoting device, 121-aeration pipe group, 122-supporting frame, 123-waterproof enclosing wall, 2-cableway traction component, 21-floating supporting device, 22-first floating body, 23-second floating body, 24-base, 25-power motor, 26-flexible cableway, 27-motor shaft, 28-winding shaft, 281-groove, 282-limit post, 31-dirt suction pump motor, 32-dirt suction pump, 33-pipeline, 34-dirt suction head, 35-roller, 4-filter, 5-dirt suction pavement.
Detailed Description
The remote flow-enhancing and fouling-accumulating device of the present invention will be described in more detail below in conjunction with the schematic drawings, wherein preferred embodiments of the present invention are shown, it being understood that one skilled in the art could modify the invention described herein while still achieving the advantageous effects of the invention. Accordingly, the following description is to be construed as broadly known to those skilled in the art and not as limiting the invention.
As shown in fig. 1 to 8, the remote control flow-promoting and dirt-gathering device provided by the invention mainly comprises two major parts, namely a flow-promoting and dirt-gathering component 1 and a cableway traction component 2. The cableway traction assembly 2 comprises a floating supporting device 21, a power motor 25 and a flexible cableway 26, wherein two ends of the flexible cableway 26 are straightened and fixed, the flexible cableway 26 is wound on a motor shaft 27 of the power motor 25 or a winding shaft 28 in transmission connection with the motor shaft 27, and the power motor 25 is arranged on the floating supporting device 21; the flow-promoting and dirt-gathering assembly 1 comprises an inflatable aerator 11 and a flow-promoting device 12, the inflatable aerator 11 is mounted on the floating supporting device 21, the flow-promoting device 12 is connected with the inflatable aerator 11 through a vent pipe, the flow-promoting device 12 is located below the floating supporting device 21, and the flow-promoting devices 12 can respectively form a three-dimensional circulation on two sides of the flexible cableway 26.
(Floating support device 21)
The floating support device 21 comprises a first floating body 22, a second floating body 23 and a base 24, the first floating body 22 and the second floating body 23 are perpendicular to the extending direction of the flexible cableway 26, the first floating body 22 and the second floating body 23 are mutually parallel to each other and arranged at two ends of the top of the support frame 122 of the flow promoting device 12 along the extending direction of the flexible cableway 26, and the base 24 is arranged on the first floating body 22 and the second floating body 23.
(flow-promoting device 12)
The flow promoting means 12 comprises aeration tube groups 121 and a support frame 122, the support frame 122 suspending two aeration tube groups 121 side by side below the floating support 21, and the aeration tube groups 121 being arranged in the direction of extension of the flexible cableway 26. Further comprising a waterproof enclosure 123, the waterproof enclosure 123 being provided on the peripheral side of the support frame 122, the aeration tube groups 121 being located within the waterproof enclosure 123.
The aeration tube group 121 is located between the lower end and the upper end of the waterproof enclosure 123, i.e., the aeration tube group 121 is not located between the plane of the upper edge opening and the plane of the lower edge opening of the waterproof enclosure 123. The waterproof enclosure 123 is made of a foldable waterproof material, and is waterproof after being soaked.
When the inflatable aerator 11 works, water near the aeration pipe group 121 flows from bottom to top in the waterproof enclosing wall 123 under the control of air flow, water flowing into the supporting frame 122 is 0.5-2.5 m away from the bottom of the supporting frame 122, and water flowing out of the supporting frame 122 is 0.1-1.0 m away from the upper part of the supporting frame 122. When the water flows upwards to touch the first floating body 22 and the second floating body 23 at the front end and the rear end in the back-and-forth direction, the water flows to the two sides in the back-and-forth direction, the flowing direction is approximately vertical to the direction of the flexible cableway 26, then the water flows downwards by inertia after reaching the edges of the two sides, the water flows at the bottom layer flows below the supporting frame 122, and when the inflatable aerator 11 moves back and forth, two three-dimensional circulation flows are formed at the two sides of the flexible cableway 26, so that garbage at the bottoms of the two sides of the flexible cableway 26 is concentrated below the flexible cableway 26 and gathered into a dirt gathering area; the dirt absorbing walkway 5 is generally arranged right below the flexible cableway 26, the dirt absorbing walkway 5 can be a flat bottom, a ditch bottom or a trapezoid bottom, and a fence is arranged at a position which is 0.2-1.0 m away from the bottom surface of the dirt absorbing walkway 5, so that the feces or garbage in the fence can be prevented from floating up along with water flow.
(Power Motor 25)
As shown in fig. 7, the power motor 25 includes a forward and reverse motor and a steering control device, the steering control device includes a motor steering control integrated circuit board and a control switch, the motor steering control integrated circuit board is respectively connected with the forward and reverse motor and the control switch, and the control switch includes one or a combination of several of a remote controller, a steering manual switch and a timing switch. Namely, the forward rotation and reverse rotation switching modes of the power motor 25 comprise three different control modes of steering switch manual control, remote controller manual remote control and circuit board timing remote control, and one or more of the control modes are selected according to actual working requirements.
In the invention, the power of the power motor 25 is 20-2000w, the moving distance of the driving device per minute is 0.1-10m, and the remote control distance is 1-500m.
(winding shaft 28)
In order to enhance the friction between the shaft (the shaft refers to the motor shaft 27 of the power motor 25 or the winding shaft 28 connected with the motor shaft 27) and the flexible cableway 26, the winding number of the flexible cableway 26 is more than or equal to 1, preferably 1-5, so that the whole set of device is pulled to integrally move along the direction of the flexible cableway 26 when the power motor 25 rotates, and slipping is avoided.
The winding shaft 28 is in driving connection with the motor shaft 27 (this driving connection may be a sprocket-and-chain driving connection or a belt-and-pulley driving connection as shown at a in fig. 4, but also a geared driving connection).
Meanwhile, one winding shaft 28 is generally arranged, and the winding shafts 28 are arranged perpendicular to the extending direction of the flexible cableway 26, so that in order to make the whole device more stable in the moving process, a plurality of winding shafts 28 can be arranged in parallel, for example, 2-5 winding shafts are arranged side by side, each winding shaft 28 passes through a bearing and/or a bearing seat and/or a fixed pulley to be fixed and positioned, and is communicated left and right and/or is not communicated; likewise, multiple flexible runways 26 may be provided side-by-side to avoid yaw of the entire device during movement. Further, in order to define a winding area of the flexible rope way 26 on the winding shaft 28, a stopper such as a groove 281, a stopper post 282, or a stopper ring is provided at a position where the flexible rope way 26 is wound on the winding shaft 28 to restrict the winding area of the flexible rope way 26.
(dirt suction Assembly)
Further comprises a dirt absorbing assembly comprising a dirt absorbing pump motor 31, a dirt absorbing pump 32, a pipeline 33 and a dirt absorbing head 34, wherein the dirt absorbing pump 32 and the dirt absorbing pump motor 31 are arranged on the floating support 21, the dirt absorbing pump 32 is connected with the dirt absorbing pump motor 31, and the dirt absorbing head 34 is connected with an inlet of the dirt absorbing pump 32 through the pipeline 33. Preferably, a roller 35 is disposed at the lower side of the soil pick-up head 34, the roller 35 may be a pulley or a cylindrical roller, and the roller 35 controls the soil pick-up opening of the soil pick-up head 34 and the inner bottom surface of the soil pick-up pavement 5 to form a predetermined height, the predetermined height is 0.1-20 cm, so as to reduce friction resistance when the soil pick-up head 34 moves, prevent the soil pick-up head 34 from wearing, and realize directional soil pick-up of the soil at the bottom.
(Filter 4)
Further comprises a filter 4, wherein the filter 4 is arranged on the base 24, and the filter 4 is a inclined screen filter, a filter tank or a micro-filter. The outlet of the sewage suction pump 32 is connected with the filter 4 through a pipeline 33, the sewage suction pump 32 provides a solid-liquid mixture to be filtered for the filter 4, and the filter 4 intercepts granular organic waste and leaks water at the same time, so that solid-liquid separation is completed, and synchronous operation of transferring and concentrating fecal particles is realized.
In summary, in the remote control flow-promoting and pollution-gathering device provided by the embodiment of the invention, the flexible straightening cableway is adopted to control the round trip area, and the remote control flow-promoting and pollution-gathering device has the characteristics of no movement of the cableway, motor movement, remote control reminding round trip and the like, has the advantages of simple structure, easy installation and easy operation, and can carry or connect with cultivation equipment, so that the inflatable aerator and the flow-promoting device are carried to reciprocate in the corresponding aquaculture area, three-dimensional circulation is formed at two sides of the round trip direction, the pollutants are gathered towards the bottom below the operation area, and the flow-promoting and pollution-gathering effect is simultaneously realized for the water body oxygen supplement.
The foregoing is merely a preferred embodiment of the present invention and is not intended to limit the present invention in any way. Any person skilled in the art will make any equivalent replacement or modification to the technical solution and technical content disclosed in the invention without departing from the scope of the technical solution of the invention, and the technical solution of the invention is not departing from the scope of the invention.

Claims (6)

1. A remote control flow-promoting and dirt-gathering device, comprising:
the cableway traction assembly comprises a floating supporting device, a power motor and a flexible cableway, wherein two ends of the flexible cableway are straightened and fixed, the flexible cableway is wound on a motor shaft of the power motor or a winding shaft in transmission connection with the motor shaft, and the power motor is arranged on the floating supporting device;
the flow-promoting and dirt-gathering assembly comprises an inflatable aerator and a flow-promoting device, the inflatable aerator is arranged on the floating supporting device, the flow-promoting device is connected with the inflatable aerator through a vent pipe and is positioned below the floating supporting device, and the flow-promoting devices can respectively form a three-dimensional circulation on two sides of the flexible cableway so as to enable dirt to be gathered towards the bottom below the running area;
the flow promoting device comprises aeration pipe groups and a supporting frame, the two aeration pipe groups are suspended below the floating supporting device side by the supporting frame, and the aeration pipe groups are arranged along the extending direction of the flexible cableway;
the floating support device comprises a first floating body, a second floating body and a base, wherein the first floating body and the second floating body are perpendicular to the extending direction of the flexible cableway, the first floating body and the second floating body are mutually parallel to each other and arranged at two ends of the top of the support frame along the extending direction of the flexible cableway, and the base is arranged above the first floating body and the second floating body;
the aeration pipe group is positioned in the waterproof enclosing wall;
the sewage treatment device further comprises a sewage suction assembly, wherein the sewage suction assembly comprises a sewage suction pump motor, a sewage suction pump, a pipeline and a sewage suction head, the sewage suction pump and the sewage suction pump motor are arranged on the floating support device, the sewage suction pump is connected with the sewage suction pump motor, and the sewage suction head is connected with an inlet of the sewage suction pump through the pipeline;
when the inflatable aerator works, water bodies near the aeration pipe groups flow from bottom to top in the waterproof enclosing wall under the control of air flow;
when the water flows upwards to touch the first floating body and the second floating body which are positioned at the front end and the rear end of the reciprocating direction, the water flows to the two sides of the reciprocating direction, the flowing direction is approximately perpendicular to the direction of the flexible cableway, then the water flows downwards after reaching the edges of the two sides by inertia, the water flows at the bottom layer flow below the supporting frame, and when the inflatable aerator moves back and forth, two three-dimensional circulating currents are formed at the two sides of the flexible cableway, so that garbage at the bottoms of the two sides of the flexible cableway is concentrated to the lower side of the flexible cableway and gathered into a dirt gathering area.
2. The remote control flow-promoting and dirt-gathering device according to claim 1, wherein the power motor comprises a forward-reverse motor and a steering control device, the steering control device comprises a motor steering control integrated circuit board and a control switch, the motor steering control integrated circuit board is connected with the forward-reverse motor and the control switch, and the control switch comprises one or a combination of a plurality of remote controllers, steering manual switches or timing switches.
3. The remote control flow-promoting and dirt-gathering device as set forth in any one of claims 1 and 2 wherein the flexible cableway has a winding number of 1 or more, and a limiting device for limiting the winding area of the flexible cableway is provided at the position where the flexible cableway is wound on the winding shaft.
4. The remote control flow-promoting and dirt-gathering device according to claim 1, wherein the winding shaft is arranged perpendicular to the extending direction of the flexible cableway, and the winding shaft is one or a plurality of winding shafts arranged in parallel.
5. The remote control flow-promoting and soil-gathering device as set forth in claim 4 further comprising horizontal struts disposed on either side of the base along the direction of extension of the flexible runway.
6. The remote control flow-promoting and fouling-gathering device of claim 1, further comprising a filter disposed on the base, the filter being a screen filter, a filter tank, or a microfilter.
CN201711094446.5A 2017-11-09 2017-11-09 Remote control flow-promoting dirt collecting device Active CN107646784B (en)

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CN107646784B true CN107646784B (en) 2023-09-22

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108353846A (en) * 2018-04-08 2018-08-03 上海能正渔业科技开发有限公司 A kind of poly- dirt, discharging pollution system of cultivation and its poly- dirt, discharging pollution method
CN109717128A (en) * 2019-02-22 2019-05-07 珠海聚能精密工业有限公司 Waterwheel water activating oxygenation device

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CN203072663U (en) * 2013-03-01 2013-07-24 武汉明博机电设备有限公司 Traction type bait throwing machine for shrimp pond
CN204499147U (en) * 2015-03-04 2015-07-29 中国水产科学研究院南海水产研究所 A kind of cultivating pool oxygen-increasing device
CN105831006A (en) * 2016-05-31 2016-08-10 苏州鼎兴斯沃水产养殖设备有限公司 Water tank sewage disposal device for water tank circulating running water aquaculture systems of fish ponds
CN207639485U (en) * 2017-11-09 2018-07-24 上海能正渔业科技开发有限公司 A kind of poly- dirty device of remote control rush stream

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Publication number Priority date Publication date Assignee Title
CN203072663U (en) * 2013-03-01 2013-07-24 武汉明博机电设备有限公司 Traction type bait throwing machine for shrimp pond
CN204499147U (en) * 2015-03-04 2015-07-29 中国水产科学研究院南海水产研究所 A kind of cultivating pool oxygen-increasing device
CN105831006A (en) * 2016-05-31 2016-08-10 苏州鼎兴斯沃水产养殖设备有限公司 Water tank sewage disposal device for water tank circulating running water aquaculture systems of fish ponds
CN207639485U (en) * 2017-11-09 2018-07-24 上海能正渔业科技开发有限公司 A kind of poly- dirty device of remote control rush stream

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