CN106305583A - Safety device for protecting fishpond - Google Patents
Safety device for protecting fishpond Download PDFInfo
- Publication number
- CN106305583A CN106305583A CN201610691819.6A CN201610691819A CN106305583A CN 106305583 A CN106305583 A CN 106305583A CN 201610691819 A CN201610691819 A CN 201610691819A CN 106305583 A CN106305583 A CN 106305583A
- Authority
- CN
- China
- Prior art keywords
- drain pipe
- fish pond
- ring float
- water
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 241000251468 Actinopterygii Species 0.000 claims description 74
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 39
- 241000238557 Decapoda Species 0.000 claims description 4
- 241000371997 Eriocheir sinensis Species 0.000 claims description 4
- 241001465754 Metazoa Species 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims description 2
- 108091006146 Channels Proteins 0.000 claims 8
- 102000010637 Aquaporins Human genes 0.000 claims 2
- 108010063290 Aquaporins Proteins 0.000 claims 2
- 238000009360 aquaculture Methods 0.000 abstract description 2
- 244000144974 aquaculture Species 0.000 abstract description 2
- 238000009395 breeding Methods 0.000 abstract 1
- 230000001488 breeding effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- MOVRNJGDXREIBM-UHFFFAOYSA-N aid-1 Chemical compound O=C1NC(=O)C(C)=CN1C1OC(COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)CO)C(O)C1 MOVRNJGDXREIBM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a safety device for protecting a fishpond and belongs to the field of aquaculture. The lower parts of draining pipes of the safety device extend into tubular holes of a base; a transverse flange disc at the lower-middle part of each draining pipe is fixed on the base; a water outlet in the lower end of each draining pipe is communicated with the corresponding tubular hole of the base; the tubular holes of the base are connected with a water channel which is built in the bottom of the fishpond and is communicated to the outside of the fishpond; the upper part of each draining pipe is sleeved with an annular floating body. A matching surface is matched with the outer surface of the draining pipes and can slide on the draining pipes, and a draining channel can be opened or closed during up-down sliding of the matching surface. The safety device for protecting the fishpond has the advantages of compact and reasonable structure, convenience in manufacturing and use, high safety protection capability, high degree of automation, and good effects of automatically draining and keeping a water level of the fishpond; during automatic draining, watching by a person is avoided; when the water level of the fishpond is lower than a set breeding water level, the draining channel is automatically closed and the water level is kept; the safety device is necessary equipment for safety protection and automatic management of the fishpond.
Description
Technical field
The present invention relates to a kind of protection fish pond safety device in aquaculture field.
Background technology
Raining in torrents when, the water in fish pond soars and causes the water in fish pond to climb over from Tang Geng, cultivating in fish pond
Fish wash away, and also often the ridge, the pool in fish pond is washed away, causes loss greatly to the peasant household of cultivation.In order to ensure fish
The cultivation safety on the pool, we have invented, through studying for a long period of time, the device that can automatically protect fish pond safety.
Summary of the invention
In the purpose that the present invention relates to is to provide for a kind of automated management and keeps the water level in fish pond and protection fish pond
Safeguard protection that the fish of cultivation, shrimp, Eriocheir sinensis etc. are not washed away by heavy rain, the too much rainwater can automatically drained in fish pond environmental protection fills
Put and method.
For achieving the above object, protection fish pond of the present invention safety device mainly includes ring float, buoyancy cavity, enters
Water hole, communicating pipe, apopore, cooperation face, drain pipe, pedestal.
The bottom of described drain pipe is stretched in the tubular type hole of pedestal fixing, the outlet of drain pipe lower end and the pipe of pedestal
Formula hole communicates, and the tubular type hole of pedestal is connected, in the upper surface portion of drain pipe with being built in the waterway led to outside fish pond bottom fish pond
Divide and be set with ring float.Described ring float coordinating face to coordinate with the outer surface of the upper part of drain pipe and can be
Slide on the upper part of drain pipe, and can make to beat pass when opening drainage channel, slide downward during ring float upward sliding
Close drainage channel；When ring float floats with the rising of water level, upward sliding on drain pipe, then can open draining
Passage；When ring float slide downward on drain pipe with water level decreasing, it is possible to close drainage channel.
Described drain pipe is the coalition of direct piping and lateral flange dish, direct piping part be hollow straight tube,
Upper end be water inlet, lower end be outlet, the lateral flange dish tube-surface in the bottom near direct piping and direct piping
Vertically；The tube-surface of drain pipe of the tube-surface of the upper part of drain pipe or the part that is fixed on more than pedestal is smooth circle
Tubular outer surface, the outer surface of smooth tubular coordinates with the face that coordinates of ring float.
Described ring float is the cavity body of annular, and the cavity body in ring float is buoyancy cavity, ring float
Inner ring surface is to cooperate with face, and cooperation face is the inner ring surface of smooth annular；Below ring float below one side or outside
Part has inlet opening, has apopore, the buoyancy between inlet opening and outlet on the ring surface coordinating face of ring float
Intracavity has communicating pipe to connect inlet opening and apopore, communicates with inlet opening and apopore communicating pipe；Described buoyancy cavity is to produce
Buoyancy cavity, the buoyancy that buoyancy cavity produces can the weight of support ring shape buoyancy aid when ring float can be made to float on the surface
Between water surface apopore on upper surface to the cooperation face of ring float.
Described pedestal is to be built in the base bottom fish pond, is built into the hollow base frame in tubular type hole；The pipe of pedestal
The upper part in formula hole for fixing the lower part of drain pipe, the tubular type hole of the part beyond fixing drain pipe for dispatch
Water.
During installation, the lower end of drain pipe is inserted in the tubular type hole in the middle of pedestal fixing；Afterwards, by the cooperation of ring float
Surface cover is contained in the outer surface of the smooth tubular of the upper part of drain pipe.
In the fish pond poured water when the fish of cultivation, shrimp, Eriocheir sinensis, when the water surface in fish pond is less than the cultivation water level set, ring
Apopore on the cooperation face of shape buoyancy aid is blocked by the upper part of drain pipe and seals, and is disconnected and enters drain pipe from inlet opening
Drainage channel.Rain time, when the water surface in fish pond higher than set cultivation water level time, ring float float and at drain pipe
Upward sliding on the outer surface of the smooth tubular of upper part, along with the floating of ring float, the cooperation face of ring float
On apopore expose the water inlet of upper end of drain pipe, water enters draining through apopore after inlet opening enters communicating pipe again
The water inlet of pipe upper end, then discharges outside fish pond by water from the tubular type hole that drain pipe enters in pedestal, is effectively protected fish
The safety on the pool.After rain stops, when the water level in fish pond is along with opening of drainage channel after draining, and water level reduces naturally；Water level drops
After low, ring float is along with naturally declining along with water level, when water level reaches the cultivation water level set, and the cooperation face of ring float
On apopore along with the upper end falling below drain pipe of ring float；Now, the water outlet on the cooperation face of ring float
Hole is blocked by the upper part of drain pipe and is sealed, and is disconnected the drainage channel entering drain pipe from inlet opening.
A kind of manufacture method protecting fish pond safety device, it is characterised in that:
Drain pipe creates the coalition of direct piping and lateral flange dish, and direct piping part creates hollow straight
Manage, upper end creates water inlet, lower end creates outlet, and lateral flange dish manufactures in the bottom near direct piping
Tube-surface vertical with direct piping；The tube-surface of the upper part of drain pipe or be fixed on the draining of part of more than pedestal
The tube-surface of pipe creates the outer surface of smooth tubular, and the outer surface of smooth tubular coordinates face with ring float
Coordinate.
Ring float creates the cavity body of annular, and the cavity body in ring float creates buoyancy cavity, annular
The inner ring surface of buoyancy aid creates cooperation face, and cooperation face creates the inner ring surface of smooth straight pipe type；Under ring float
The lower part manufacture of face one side or outside has inlet opening, and manufacturing on the ring surface coordinating face of ring float has apopore,
Manufacture in buoyancy cavity between inlet opening and outlet to have and connect inlet opening and apopore communicating pipe, communicating pipe and inlet opening and
Apopore communicates.
Pedestal creates the base being built in bottom fish pond, creates the hollow base frame in tubular type hole.
The bottom of described drain pipe is stretched in the tubular type hole of pedestal fixing, the outlet of drain pipe lower end and the pipe of pedestal
Formula hole communicates, and the tubular type hole of pedestal is connected, in the upper surface portion of drain pipe with being built in the waterway led to outside fish pond bottom fish pond
Divide and be set with ring float.
Described ring float is the slide switch of the drainage channel opening and closing protection fish pond safety device, utilizes ring
The buoyancy that shape buoyancy aid produces is opened drainage channel, is utilized the gravity of ring float to be automatically switched off drainage channel.
Described inlet opening and the most normal water surface cultivating water level of apopore.
In order to make the aquatic animal of cultivation in water not flow away from safety drain, at the inlet opening of ring float, it is fixed with resistance
Gear cultivated animals enters the barrier of inlet opening.
Described protection fish pond safety device need not the energy and drives when Auto-drainage, not only environmental protection, but also safety.
The present invention protect the compact conformation of fish pond safety device rationally, manufacture and easy to use, protection abilities is strong, from
Dynamicization degree is high, and Auto-drainage is effective with the water level kept in fish pond, is not required to very important person guard, during Auto-drainage in fish pond
The water surface less than set cultivation water level time be automatically switched off drainage channel and keep water level, be safeguard protection and the automatization in fish pond
The necessary equipment of management.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the sectional structure during safety device closedown of protection fish pond；
Fig. 2 is the schematic diagram of the sectional structure during safety device unlatching of protection fish pond；
Fig. 3 is the schematic diagram of the sectional structure that protection fish pond safety device is arranged in fish pond.
Shown in figure: ring float 1, communicating pipe 2, inlet opening 3, apopore 4, coordinate face 5, drain pipe 6, water 7, pedestal 8,
The ridge, the pool 9.
Detailed description of the invention
The present invention protects fish pond safety device mainly to include ring float 1, buoyancy cavity, inlet opening 3, communicating pipe 2, apopore
4, face 5, drain pipe 6, pedestal 8 are coordinated.
The bottom of described drain pipe 6 is stretched in the tubular type hole of pedestal 8 fixing, the outlet of drain pipe 6 lower end and pedestal 8
Tubular type hole communicate, the tubular type hole of pedestal 8 is connected, at drain pipe 6 with being built in the waterway led to outside fish pond bottom fish pond
Upper part is set with ring float 1.The cooperation face 5 of described ring float 1 is joined with the outer surface of the upper part of drain pipe 6
Close and can slide on the upper part of drain pipe 6, and can make to open during ring float upward sliding drainage channel, downward
Closedown drainage channel is beaten during slip；When ring float 1 floats with the rising of water level, upward sliding on drain pipe 6, then
Drainage channel can be opened；When ring float 1 slide downward on drain pipe 6 with water level decreasing, it is possible to close draining and lead to
Road.
Drain pipe 6 creates the coalition of direct piping and lateral flange dish, and direct piping part creates hollow
Straight tube, upper end creates water inlet, lower end creates outlet, lateral flange dish manufactures under the direct piping
The tube-surface of end is vertical with direct piping；The tube-surface of the upper part of drain pipe 6 or be fixed on the part of pedestal more than 8
The tube-surface of drain pipe 6 create the outer surface of smooth tubular, the outer surface of smooth tubular and ring float 1
Cooperation face 5 coordinate.
Ring float 1 creates the cavity body of annular, and the cavity body in ring float 1 creates buoyancy cavity, ring
The inner ring surface of shape buoyancy aid 1 creates cooperation face 5, and cooperation face 5 creates the inner ring surface of smooth straight pipe type；At ring float
Below 1, the lower part manufacture of one side or outside has inlet opening 3, and manufacturing on the ring surface in the cooperation face 5 of ring float 1 has
Apopore 4, manufactures in the buoyancy cavity between inlet opening 3 and outlet and has and connect inlet opening 3 and apopore 4 communicating pipe 2, connection
Pipe 2 communicates with inlet opening 3 and apopore 4.
Pedestal 8 creates the base being built in bottom fish pond, creates the hollow base frame in tubular type hole；Pedestal 8
The upper part in tubular type hole is used for fixing the lower part of drain pipe 6, being used for of the tubular type hole of the part beyond fixing drain pipe 6
Conveying water.
During installation, the lower end of drain pipe 6 is inserted in the tubular type hole in the middle of pedestal 8 fixing；Afterwards, by ring float 1
Cooperation face 5 is sleeved on the outer surface of the smooth tubular of the upper part of drain pipe 6.
In the fish pond poured water when the fish of cultivation, shrimp, Eriocheir sinensis, when the water surface in fish pond is less than the cultivation water level set, ring
Apopore 4 on the cooperation face 5 of shape buoyancy aid 1 is blocked by the upper part of drain pipe 6 and seals, and is disconnected and enters from inlet opening 3
The drainage channel of drain pipe 6.Rain time, when the water surface in fish pond higher than set cultivation water level time, ring float 1 float and
Upward sliding on the outer surface of the smooth tubular of the upper part of drain pipe 6, along with the floating of ring float 1, annular is floating
Apopore 4 on the cooperation face 5 of body 1 exposes the water inlet of the upper end of drain pipe 6, water 7 after inlet opening 3 enters communicating pipe 2 again
Enter the water inlet of drain pipe 6 upper end through apopore 4, then enter the tubular type hole in pedestal from drain pipe 6 and water 7 is discharged
Outside fish pond, it is effectively protected the safety in fish pond.After rain stops, when the draining along with opening of drainage channel of the water level in fish pond
After, water level reduces naturally；After water level reduces, ring float 1 is along with naturally declining along with water level, when water level reaches the cultivation of setting
During water level, the apopore 4 on the cooperation face 5 of ring float 1 is along with the upper end falling below drain pipe 6 of ring float 1；This
Time, the apopore 4 on the cooperation face 5 of ring float 1 is blocked by the upper part of drain pipe 6 and seals, and is disconnected from inlet opening 3
Enter the drainage channel of drain pipe 6.
Claims (6)
1. a protection fish pond safety device, it is characterised in that: described protection fish pond safety device includes ring float, buoyancy
Chamber, interior siphunculus, inlet opening, communicating pipe, apopore, cooperation face, drain pipe pedestal；
The bottom of described drain pipe is stretched in the tubular type hole of pedestal fixing, the tubular type hole of the outlet of drain pipe lower end and pedestal
Communicating, the tubular type hole of pedestal is connected, at the upper part set of drain pipe with being built in the waterway led to outside fish pond bottom fish pond
Equipped with ring float；Described ring float coordinate face coordinate with the outer surface of the upper part of drain pipe and can be in draining
Slide on the upper part of pipe, and can make when opening drainage channel, slide downward during ring float upward sliding, to beat closedown row
Aquaporin；When ring float floats with the rising of water level, upward sliding on drain pipe, then can open draining and lead to
Road；When ring float slide downward on drain pipe with water level decreasing, it is possible to close drainage channel；
Described drain pipe is direct piping, direct piping be hollow straight tube, upper end be water inlet, lower end be outlet；Row
The tube-surface of drain pipe of the tube-surface of the upper part of water pipe or the part that is fixed on more than pedestal is smooth tubular
Outer surface, the outer surface of smooth tubular coordinates with the face that coordinates of ring float；
Described ring float is the cavity body of annular, and the cavity body in ring float is buoyancy cavity, the internal ring of ring float
Face is to cooperate with face, and cooperation face is the inner ring surface of smooth annular；One side or the lower part of outside below ring float
There is inlet opening, the ring surface coordinating face of ring float has apopore, in the buoyancy cavity between inlet opening and outlet
There is communicating pipe to connect inlet opening and apopore, communicate with inlet opening and apopore communicating pipe；Described buoyancy cavity is to produce buoyancy
Cavity, the buoyancy that buoyancy cavity produces can the weight of support ring shape buoyancy aid water surface when ring float can be made to float on the surface
Between apopore on upper surface to the cooperation face of ring float；
Described pedestal is to be built in the base bottom fish pond, is built into the hollow base frame in tubular type hole；The tubular type hole of pedestal
Upper part for fixing the lower part of drain pipe, the tubular type hole of the part beyond fixing drain pipe for conveying water；
During installation, the lower end of drain pipe is inserted in the tubular type hole in the middle of pedestal fixing；Afterwards, by the cooperation surface cover of ring float
It is contained in the outer surface of the smooth tubular of the upper part of drain pipe；
In the fish pond poured water when the fish of cultivation, shrimp, Eriocheir sinensis, when the water surface in fish pond is less than the cultivation water level set, annular is floating
Apopore on the cooperation face of body is blocked by the upper part of drain pipe and seals, and is disconnected the row entering drain pipe from inlet opening
Aquaporin；Rain time, when the water surface in fish pond higher than set cultivation water level time, ring float float and on drain pipe
Upward sliding on the outer surface of the smooth tubular of part, along with the floating of ring float, on the cooperation face of ring float
Apopore exposes the water inlet of the upper end of drain pipe, and water enters from inlet opening and enters drain pipe through apopore after communicating pipe again
The water inlet of end, then discharges outside fish pond by water from the tubular type hole that drain pipe enters in pedestal, is effectively protected fish pond
Safety；After rain stops, when the water level in fish pond is along with opening of drainage channel after draining, and water level reduces naturally；After water level reduces,
Ring float is along with naturally declining along with water level, when water level reaches the cultivation water level set, on the cooperation face of ring float
Apopore is along with the upper end falling below drain pipe of ring float；Now, the apopore quilt on the cooperation face of ring float
The upper part of drain pipe blocks and seals, and is disconnected the drainage channel entering drain pipe from inlet opening.
Protection fish pond the most according to claim 1 safety device, it is characterised in that: ring float is to open and close protection
The slide switch of the drainage channel of fish pond safety device, the buoyancy utilizing ring float to produce is opened drainage channel, is utilized annular
The gravity of buoyancy aid is automatically switched off drainage channel.
Protection fish pond the most according to claim 1 safety device, it is characterised in that: inlet opening and apopore are the most normal
Cultivation water level the water surface；
In order to make the aquatic animal of cultivation in water not flow away from safety drain, at the inlet opening of ring float, it is fixed with stop supports
Grow animal and enter the barrier of inlet opening.
Protection fish pond the most according to claim 1 safety device, it is characterised in that: described protection fish pond safety device exists
Need not the energy during Auto-drainage drive, not only environmental protection, but also safety.
Protection fish pond the most according to claim 1 safety device, it is characterised in that: described protection fish pond safety device
Compact conformation rationally, manufacture and easy to use, protection abilities is strong, automaticity is high, Auto-drainage and keeping in fish pond
Water level effective, be not required to very important person guard during Auto-drainage, the water surface in fish pond is automatic less than during the cultivation water level set
Close drainage channel and keep water level, be safeguard protection and the necessary equipment of automated management in fish pond.
6. the manufacture method protecting fish pond safety device, it is characterised in that: drain pipe creates direct piping, straight pipe
Road causes hollow straight tube, upper end creates water inlet, lower end creates outlet；The pipe of the upper part of drain pipe
The tube-surface of drain pipe of surface or the part that is fixed on more than pedestal creates the outer surface of smooth tubular, smooth
The outer surface of tubular coordinates with the face that coordinates of ring float；
Ring float creates the cavity body of annular, and the cavity body in ring float creates buoyancy cavity, ring float
Inner ring surface create cooperation face, cooperation face creates the inner ring surface of smooth straight pipe type；Below ring float one
The lower part manufacture of face or outside has inlet opening, and manufacturing on the ring surface coordinating face of ring float has apopore, is entering
Manufacture in buoyancy cavity between water hole and outlet to have and connect inlet opening and apopore, communicating pipe and inlet opening and water outlet communicating pipe
Hole communicates；
Pedestal creates the base being built in bottom fish pond, creates the hollow base frame in tubular type hole；
The bottom of described drain pipe is stretched in the tubular type hole of pedestal, and the lateral flange dish of the middle and lower part of drain pipe is fixed on pedestal
Above, the outlet of drain pipe lower end communicates with the tubular type hole of pedestal, and the tubular type hole of pedestal leads to being built in bottom fish pond
Waterway outside fish pond connects, and the upper part at drain pipe is set with ring float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610691819.6A CN106305583B (en) | 2016-08-22 | 2016-08-22 | Safety device for protecting fishpond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610691819.6A CN106305583B (en) | 2016-08-22 | 2016-08-22 | Safety device for protecting fishpond |
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| CN106305583A true CN106305583A (en) | 2017-01-11 |
| CN106305583B CN106305583B (en) | 2020-12-01 |
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| US7762741B1 (en) * | 2009-05-11 | 2010-07-27 | Moody Jonathan D | Flow control system for a detention pond |
| CN201915487U (en) * | 2010-07-29 | 2011-08-03 | 娄一晟 | Automatic-sealing deodorant floor drain |
| CN202031071U (en) * | 2011-04-28 | 2011-11-09 | 黑龙江八一农垦大学 | Automatic control device for farmland drainage |
| CN202108035U (en) * | 2011-05-11 | 2012-01-11 | 中国水利水电科学研究院 | Embedded pipe drainage control device |
| CN202489050U (en) * | 2012-03-22 | 2012-10-17 | 四川科伦药业股份有限公司 | Automatic water replenishing device for animal breeding cage |
| CN203594008U (en) * | 2013-09-18 | 2014-05-14 | 山西五洲昕宇农林科技发展有限公司 | Paddy field floating-type drainage device |
| CN203840967U (en) * | 2014-04-29 | 2014-09-24 | 浙江广厦建设职业技术学院 | Water body circulation device for fish pond |
| RU2579259C1 (en) * | 2015-02-02 | 2016-04-10 | Федеральное государственное бюджетное научное учреждение "Всероссийский научно-исследовательский институт мелиорированных земель" (ФГБНУ ВНИИМЗ) | Drain well-absorber for receiving and discharge of surface water |
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| CN106305583B (en) | 2020-12-01 |
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