CN202773785U - Sewage filtering collection device with closed net cage - Google Patents
Sewage filtering collection device with closed net cage Download PDFInfo
- Publication number
- CN202773785U CN202773785U CN 201220477341 CN201220477341U CN202773785U CN 202773785 U CN202773785 U CN 202773785U CN 201220477341 CN201220477341 CN 201220477341 CN 201220477341 U CN201220477341 U CN 201220477341U CN 202773785 U CN202773785 U CN 202773785U
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- net cage
- mixing device
- sewage
- drainpipe
- gas
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Abstract
The utility model discloses a sewage filtering collection device with a closed net cage. The sewage filtering collection device comprises a sewage collection container (1) which is arranged at the bottom of the closed net cage (2); a rectangular metal frame (3) is arranged at the bottom of the closed net cage (2), and the bottom of the net cage (2) is fixedly connected with the metal frame (3) by ropes; a first gas-liquid mixing device (4) and a second gas-liquid mixing device (5) are arranged on the metal frame (3); the first gas-liquid mixing device (4) is communicated with a sewage delivery pipe (6); the second gas-liquid mixing device (5) is communicated with a liquid lifting tube (7); the sewage delivery pipe (6) is connected to the sewage collection container (1); and compressed air tubes (8) are arranged on the first and second gas-liquid mixing devices (4 and 5). According to the sewage filtering collection device, the bottom edge of the closed net cage is rapidly and firmly connected with an upper edge fixed ring of the container in a hoop mode; and compressed air is taken as a gas source, and water exchange and sewage collection are performed in a gas-lifting and liquid-lifting mode, so that the sewage filtering collection device is suitable for working conditions with low lift and high flow, the complexity degree of the device is simplified, and the blockage of a channel caused by crushed sewage particles is alleviated.
Description
Technical field
The utility model relates to the aquaculture machinery technical field, specifically just relate to a kind of net cage bottom that is installed in, when being used for the continuous water exchange of sealing net cage, after collecting, sealing net cage bottom dirt is delivered to the device for filtering and collecting that the water surface is unified to process with collecting in.
Background technology
China is the big country of aquaculture, society constantly increases the demand of fresh-water fishes, but China's land resources is deficient, the unlikely fish pond of unrestrictedly excavating from now on, the output of pond culture and benefit have been tending towards saturation state in addition, in order to satisfy the demand of people's talk water fish, can only in existing waters, constantly increase the production capacity of unit are, be a kind of important method that increases production capacity in the unit are and utilize inland waters to carry out cage culture.But freshwater cage aquaculture exists cultivation water pollution and the uncontrollable problem of water quality, in the cage culture process owing to increased the nitrogen in the water body, phosphorus and organic matter etc., the self-purification capacity that has exceeded water body, thus body eutrophication and water quality deterioration might be caused.The disease of extraneous surface water infects simultaneously, usually makes cage culture be subjected to destructive strike.At present, because net cage blowdown collection and treatment technology can't solve, seriously limited the development of the cage culture industry in reservoir, lake.
Existing solution net cage blowdown collection and treatment mainly is closed fish tank technology waterborne, and this technology mainly comprises glass fiber reinforced plastic tank shape cultivating system, surveillance, water circulation system, but its equipment is huge, installation difficulty is high, limited by water area condition, cost is expensive, therefore is difficult to promote.
The utility model content
In the existing cage culture process, cause nitrogen in the cage culture water body owing to net cage blowdown collection and treatment technology is immature, phosphorus and organic matter constantly increase, the self-purification capacity that has exceeded water body, polluted the cultivation waters, the purpose of this utility model contains the collection of solid particle dirt and the difficult problem that water exchanges the inner waters of extraneous water body disease pollution net cage when stopping when being to solve the continuous water exchange of sealing net cage, a kind of aquaculture sealing net cage water exchange contaminants-collecting apparatus and system are provided, be installed in the net cage bottom, superfluous water body discharges after by screen filtration when being used for water exchanged, and the dirt that filter screen stops is promoted to the water surface by the dirt carrier pipe and processes.
Technical scheme
In order to realize above-mentioned technical purpose, the utility model designs a kind of sealing net cage contamination filtrating gathering unit, it is characterized in that: it comprises dirt collection vessel, dirt collection vessel is contained in sealing net cage bottom, sealing net cage bottom is provided with rectangular metal frame, the net cage bottom is fixed by rope with metal framework, the first Liqiud-gas mixing device and the second Liqiud-gas mixing device are installed on the metal framework, be communicated with the dirt carrier pipe on the first Liqiud-gas mixing device, be communicated with on the second Liqiud-gas mixing device and raise the liquid pipe, the dirt carrier pipe is connected on the dirt collection vessel, on the first Liqiud-gas mixing device and the second Liqiud-gas mixing device compressed air hose is housed;
Described dirt collection vessel hypomere is bucket-shaped collection bucket, and epimere is the cylinder filter house, and cylinder filter house excircle is provided with filter, and along being provided with a retainer plate to evagination, circular anchor ear is held net cage base and retainer plate tightly on the filter;
The filter that described cylinder filter house excircle is provided with is sieve plate, cylinder filter house and sieve plate looping passage, and the circular passage is communicated with drainpipe, at drain pipe port rotary flip is installed, and rotary flip and drainpipe end face junction are provided with sealing gasket.
Further, described fastener is circular anchor ear or flange circle.
Further, described drainpipe nozzle position is not higher than the circular passage bottom level.
Further, the reverse drift of compressed air is equipped with being equipped with on the side of drainpipe symmetry in described circular passage, and the reverse drift of compressed air is received on the source of the gas valve member.
Further, described drainpipe diameter 100～250mm, the drain pipe port end slope is 2～5 °.
Further, described hole diameter of sieve (perforated) plate 0.5～1mm, the sieve plate peripheral curved is truncated cone-shaped, and the round platform bus tilts 0 °～2 °.
Further, described installation rotary flip can rotate 45 °～50 ° around tie point.
Beneficial effect
Adopt version of the present utility model, water exchanges unnecessary water body and can be discharged after filtering, is convenient to improve the efficient of dirt-collecting, realizes continuable water exchange process.The unidirectional discharging of water body after flip-open cover mechanism is realized filtering, it is inner that isolated extraneous water body disease is poured in down a chimney the inflow net cage, sewage conveying tube is outwards drawn by net cage bottom container inside, and maximum benefit is to seal net cage inside and no longer keeps the dirt carrier pipe, solves a difficult problem that plays fishing in the net cage.Adopt the anchor ear type of attachment along retainer plate on sealing net cage base and the container, connect fast firmly, employing is take compressed air as source of the gas, adopt air lift to raise the liquid mode and carry out water exchange and dirt-collecting, be fit to low lift, large flow rate working conditions, simplify the device complexity, reduced the broken blocking channel of dirt particle.
Description of drawings
Accompanying drawing 1 is the utility model structural representation.
Accompanying drawing 2 is structural representations of dirt collection vessel in the utility model.
Embodiment
As shown in Figure 1, a kind of sealing net cage contamination filtrating gathering unit, it comprises dirt collection vessel 1, dirt collection vessel 1 is contained in sealing net cage 2 bottoms, sealing net cage 2 bottoms are provided with rectangular metal frame 3, net cage 2 bottoms and metal framework 3 are fixed by rope, the first Liqiud-gas mixing device 4 and the second Liqiud-gas mixing device 5 are installed on the metal framework 3, be communicated with dirt carrier pipe 6 on the first Liqiud-gas mixing device 4, be communicated with on the second Liqiud-gas mixing device 5 and raise liquid pipe 7, dirt carrier pipe 6 is connected on the dirt collection vessel 1, on the first Liqiud-gas mixing device 4 and the second Liqiud-gas mixing device 5 compressed air hose 8 is housed;
As shown in Figure 2, described dirt collection vessel 1 hypomere is bucket-shaped collection bucket 101, epimere is cylinder filter house 102, cylinder filter house 102 excircles are provided with filter 103, along being provided with a retainer plate 104 to evagination, fastener 105 is held net cage 2 bases and retainer plate 104 tightly on the filter 103;
The filter 103 that described cylinder filter house 102 excircles are provided with is sieve plate, cylinder filter house 102 and sieve plate looping path 10 5, circular passage 105a is communicated with drainpipe 106, in 106 mouthfuls in drainpipe rotary flip 107 is installed, rotary flip 107 is provided with sealing gasket with drainpipe 106 end face junctions.
Preferably, described fastener 105 is circular anchor ear or flange circle.
Preferably, described drainpipe 106 nozzle positions are not higher than circular passage 105a bottom level.
Preferably, described circular passage 105a is equipped with the reverse drift 106a of compressed air with being equipped with on the side of drainpipe 106 symmetries, and the reverse drift 106a of compressed air receives on the source of the gas valve member.
Preferably, described drainpipe 106 diameters 100～250mm, 106 mouthfuls of end slopes of drainpipe are 2～5 °.
Preferably, described hole diameter of sieve (perforated) plate 0.5～1mm, the sieve plate peripheral curved is truncated cone-shaped, and the round platform bus tilts 0 °～2 °.
Preferably, described installation rotary flip 107 can rotate 45 °～50 ° around tie point.
When device is installed, to seal first circular base, net cage 2 bottoms is socketed on the dirt collection vessel 1 along on the retainer plate 104, then fastener 105 will seal on net cage 2 bases and the dirt collection vessel 1 fixing along retainer plate 104, dirt collection vessel 1 is led to sewage conveying tube 6 and the first Liqiud-gas mixing device 4 UNICOMs in the outside, the first Liqiud-gas mixing device 4 one sides are for after compressing air, sewage is discharged the water surface from the first Liqiud-gas mixing device 4 top sewage conducts, is convenient to dirt-collecting.Raise equally liquid pipe 7 and the second Liqiud-gas mixing device 5 UNICOMs, the second Liqiud-gas mixing device 5 one sides are for after compressing air, and the depths water body drains in the sealing net cage 2 from the second Liqiud-gas mixing device 5 top feedwater pipings, realizes the water exchange.When the water exchange stops inside and outside the sealing net cage, renovate auto-closing, the germ in the extraneous water body can't enter in the net cage, realizes the inside and outside isolation of net cage.
The utility model has the advantages that: adopt version of the present utility model, water exchanges unnecessary water body and can be discharged after filtering, is convenient to improve the efficient of dirt-collecting, realizes continuable water exchange process; The unidirectional discharging of water body after flip-open cover mechanism is realized filtering, it is inner that isolated extraneous water body disease is poured in down a chimney the inflow net cage; Sewage conveying tube is outwards drawn by net cage bottom container inside, and maximum benefit is to seal net cage inside and no longer keeps the dirt carrier pipe, solves a difficult problem that plays fishing in the net cage; Circular passage 105a can prevent effectively that screen cloth from stopping up with the side that drainpipe 106 symmetries are housed the reverse drift 106a of compressed air being housed; Adopt the anchor ear type of attachment along retainer plate on sealing net cage base and the container, connect fast firmly; System adopts take compressed air as source of the gas, adopts air lift to raise the liquid mode and carries out water exchange and dirt-collecting, is fit to low lift, large flow rate working conditions, simplified the system complex degree, reduced the fragmentation of dirt particle, simultaneously water exchange, dirt-collecting successively, operation control is simple.
Claims (7)
1. sealing net cage contamination filtrating gathering unit, it is characterized in that: it comprises dirt collection vessel (1), dirt collection vessel (1) is contained in sealing net cage (2) bottom, sealing net cage (2) bottom is provided with rectangular metal frame (3), net cage (2) bottom is fixed by rope with metal framework (3), the first Liqiud-gas mixing device (4) and the second Liqiud-gas mixing device (5) are installed on the metal framework (3), be communicated with dirt carrier pipe (6) on the first Liqiud-gas mixing device (4), be communicated with on the second Liqiud-gas mixing device (5) and raise liquid pipe (7), dirt carrier pipe (6) is connected on the dirt collection vessel (1), on the first Liqiud-gas mixing device (4) and the second Liqiud-gas mixing device (5) compressed air hose (8) is housed;
Described dirt collection vessel (1) hypomere is bucket-shaped collection bucket (101), epimere is cylinder filter house (102), cylinder filter house (102) excircle is provided with filter (103), filter (103) is upper along being provided with a retainer plate to evagination (104), and fastener (105) is held net cage (2) base and retainer plate (104) tightly;
The filter (103) that described cylinder filter house (102) excircle is provided with is sieve plate, cylinder filter house (102) and sieve plate looping passage (105a), circular passage (105a) is communicated with drainpipe (106), at drainpipe (106) mouthful installation rotary flip (107), rotary flip (107) is provided with sealing gasket with drainpipe (106) end face junction.
2. a kind of sealing net cage contamination filtrating gathering unit as claimed in claim 1, it is characterized in that: described fastener (105) is circular anchor ear or flange circle.
3. a kind of sealing net cage contamination filtrating gathering unit as claimed in claim 1, it is characterized in that: described drainpipe (106) nozzle position is not higher than circular passage (105a) bottom level.
4. a kind of sealing net cage contamination filtrating gathering unit as claimed in claim 1 is characterized in that:
On the side symmetrical with drainpipe (106) is housed of described circular passage (105a) the reverse drift of compressed air (106a) is housed, the reverse drift of compressed air (106a) is received on the source of the gas valve member.
5. a kind of sealing net cage contamination filtrating gathering unit as claimed in claim 1 is characterized in that: described drainpipe (106) diameter 100～250mm, drainpipe (a 106) mouthful end slope is 2～5 °.
6. a kind of sealing net cage contamination filtrating gathering unit as claimed in claim 1 is characterized in that: described hole diameter of sieve (perforated) plate 0.5～1mm, and the sieve plate peripheral curved is truncated cone-shaped, and the round platform bus tilts 0 °～2 °.
7. a kind of sealing net cage contamination filtrating gathering unit as claimed in claim 1, it is characterized in that: described installation rotary flip (107) can rotate 45 °～50 ° around tie point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220477341 CN202773785U (en) | 2012-09-17 | 2012-09-17 | Sewage filtering collection device with closed net cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220477341 CN202773785U (en) | 2012-09-17 | 2012-09-17 | Sewage filtering collection device with closed net cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202773785U true CN202773785U (en) | 2013-03-13 |
Family
ID=47801162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220477341 Withdrawn - After Issue CN202773785U (en) | 2012-09-17 | 2012-09-17 | Sewage filtering collection device with closed net cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202773785U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812915A (en) * | 2012-09-17 | 2012-12-12 | 中国水产科学研究院渔业机械仪器研究所 | Sealed net cage feculence filtering and collecting device |
| CN108157271A (en) * | 2017-11-30 | 2018-06-15 | 云南省渔业科学研究院（云南省渔业病害防治和质量检测中心） | A kind of environmental protection floatation type aquaculture system sewage collection system |
| CN110326573A (en) * | 2019-08-19 | 2019-10-15 | 浙江海洋大学 | A kind of circular platform type wind wave-resisting net casing |
-
2012
- 2012-09-17 CN CN 201220477341 patent/CN202773785U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812915A (en) * | 2012-09-17 | 2012-12-12 | 中国水产科学研究院渔业机械仪器研究所 | Sealed net cage feculence filtering and collecting device |
| CN102812915B (en) * | 2012-09-17 | 2013-11-06 | 中国水产科学研究院渔业机械仪器研究所 | Sealed net cage feculence filtering and collecting device |
| CN108157271A (en) * | 2017-11-30 | 2018-06-15 | 云南省渔业科学研究院（云南省渔业病害防治和质量检测中心） | A kind of environmental protection floatation type aquaculture system sewage collection system |
| CN108157271B (en) * | 2017-11-30 | 2024-02-20 | 云南省渔业科学研究院 | Environment-friendly floating type sewage collection device for aquaculture system |
| CN110326573A (en) * | 2019-08-19 | 2019-10-15 | 浙江海洋大学 | A kind of circular platform type wind wave-resisting net casing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20131106 |
|
| RGAV | Abandon patent right to avoid regrant |