CN103798161A - Novel deepwater net cage hydraulic lifting device - Google Patents
Novel deepwater net cage hydraulic lifting device Download PDFInfo
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- CN103798161A CN103798161A CN201410014196.XA CN201410014196A CN103798161A CN 103798161 A CN103798161 A CN 103798161A CN 201410014196 A CN201410014196 A CN 201410014196A CN 103798161 A CN103798161 A CN 103798161A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention discloses a novel deepwater net cage hydraulic lifting device. The lifting device comprises a deepwater net cage fixing device and a deepwater net cage bearing table, wherein a main driving loop, an oil supply loop and an overload protecting loop are installed in the deepwater net cage bearing table. The main driving loop is used for driving the lifting device, the oil supply loop is used for keeping constant oil amount of the lifting device so that pressure in an oil pipe can be kept constant, and the overload protecting loop is used for limiting high-pressure side pressure of the main driving loop. A deepwater net cage is fixed to the left of the deepwater net cage bearing table, before stormy waves come, the net cage is driven by the lifting device to descend into the sea, and economic loss caused by severe weather such as typhoon is effectively reduced. A hydraulic control system is adopted for the lifting device, high power is achieved, linear lifting of the net cage can be achieved easily, meanwhile the lifting device is not prone to damage due to the overload protecting design, the service life period is long, and the efficiency for perpendicularly lifting the net cage can be greatly improved.
Description
Technical field
The present invention relates to a kind of novel deep water mesh cage hydraulic lift, belong to deep water mesh cage technical field.
Background technology
In recent years, typhoon is fatefulue for the destruction of deep water mesh cage.Be example take City of Taizhou, only, since summer has set in 2013, existing multiple typhoons bring impact to Taizhou plain, and that wherein brings with No. 23 typhoon " Fitow " has the greatest impact.According to statistics, " Fitow " typhoon causes 4.76 hundred million yuan of whole city's fishery direct economic losses altogether, wherein: impaired 5.65 ten thousand mu of aquaculture area, 0.86 ten thousand ton of production loss.Cause great economic loss.Occurred at present can vertical lift deep water mesh cage; before stormy waves arrives; net cage can be dropped to below sea by jacking system; thereby solve the not problem of anti-wave of wind resistance of common floating deep water mesh cage; but in existing vertical lift net cage; generally adopt traditional mechanical elevating system, exist and the shortcoming such as be short of power, be not easy to realize rectilinear motion, do not there is overload protection, easily damage, service life is short.
Summary of the invention
What the present invention will solve is, and common vertical lift deep water mesh cage is short of power, be not easy to realize rectilinear motion, do not have overload protection, easily damage, service life short problem; by a kind of novel deep water mesh cage hydraulic lift; before bad weather arrives, net cage is fallen under sea, reach the effect of hiding stormy waves.
The technical solution used in the present invention is:
A novel deep water mesh cage hydraulic lift, comprises deep water mesh cage fixator and deep water mesh cage supporting table, and a main driving loop is installed in described deep water mesh cage supporting table, a feed circuit, an overload protection loop.Main driving loop is used for driving this elevator, and feed circuit is used for keeping this elevator oil mass constant, thereby keeps oil pipe internal pressure constant, and overload protection loop is used for limiting main driving loop high-voltage lateral pressure.
Main driving of the present invention loop, comprise the first electromotor, the first two-way quantitative motor, the second two-way quantitative motor, the first water pump, the second water pump, the first two-way quantitative hydraulic pump, wherein first motor driven the first two-way quantitative hydraulic pump, the hydraulic oil producing drives the first double-action variable displacement motor and the second double-action variable displacement motor, the first double-action variable displacement motor drives the first water pump, and the second double-action variable displacement motor drives the second water pump.
Feed circuit of the present invention; comprise the second electromotor, the second two-way quantitative hydraulic pump, oil filter, the first oil cylinder, the second oil cylinder, overflow valve, the first check valve and the second check valve; wherein second motor driven the second two-way quantitative hydraulic pump; produce hydraulic oil and enter main driving loop by the first check valve and the second check valve; oil mass in the main driving of supplementary copy elevator loop; overflow valve controlled pressure, plays the effect of overload protection.
Overload protection of the present invention loop, comprises the first pressure-control valve, the second pressure-control valve.Two pressure-control valves are directly connected with main driving loop high-voltage side, and opposite direction, has limited main driving loop high-voltage lateral pressure.This overload protection loop; by the first pressure-control valve, the main driving loop high-voltage of the second pressure-control valve Sustainable Control lateral pressure, in the time that manifold pressure is too low, carry out repairing by feed circuit; make manifold pressure remain certain numerical value, reach the effect of overload protection.
The invention has the beneficial effects as follows: deep water mesh cage is fixed on the left of deep water mesh cage supporting table, before stormy waves arrives, the present invention drives net cage to fall under sea, effectively reduces the economic loss under the bad weathers such as typhoon.The present invention adopts hydraulic control system, has powerful power, easily realizes the straight line lifting of net cage, has overload protection design simultaneously, and not fragile, service life is long, can greatly promote the efficiency of vertical lift net cage.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of novel deep water mesh cage hydraulic lift of the present invention
In figure: 1, the first electromotor 2, the first two-way quantitative hydraulic pump 3, the first check valve 4, the second check valve 5, the first pressure-control valve 6, the second pressure-control valve 6, the first oil cylinder 7, the first double-action variable displacement motor 8, the second double-action variable displacement motor 9, the first water pump 10, the second water pump 11, the second electromotor 12, the second two-way quantitative hydraulic pump 13, oil filter 14, the first oil cylinder 15, overflow valve 16, the second oil cylinder 17, deep water mesh cage fixator
Fig. 2 is the schematic perspective view of a kind of novel deep water mesh cage hydraulic lift of the present invention
In figure: 9, the first water pump 10, the second water pump 18, deep water mesh cage 19, deep water mesh cage supporting table
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As depicted in figs. 1 and 2; a kind of novel deep water mesh cage hydraulic lift of the present invention; be used for driving deep water mesh cage vertical lift; comprise deep water mesh cage fixator and deep water mesh cage supporting table; a main driving loop is installed in described deep water mesh cage supporting table; a feed circuit, an overload protection loop.
Main driving of the present invention loop, comprises the first electromotor 1, the first two-way quantitative hydraulic pump 2, the first double-action variable displacement motor 7, the second double-action variable displacement motor 8, the first water pump 9, the second water pump 10.In the time that this device is worked at ordinary times, the first electromotor 1 drives two-way quantitative hydraulic pump 2, hydraulic oil arrives the first check valve 3 and the second check valve 4 by oil pipe, but because valve is unidirectional, hydraulic oil cannot pass through, continue to turn right by the first pressure-control valve 5 and the second pressure-control valve 6, the first pressure-control valve 5 and the second pressure-control valve 6 are for controlling the high side pressure in main driving loop, hydraulic oil is through the adjusting of the first pressure-control valve 5 and the second pressure-control valve 6, arrive the first double-action variable displacement motor 7 and the second double-action variable displacement motor 8, it drives respectively the first water pump 9 and the second water pump 10, the first water pump 9 and the second water pump 10 are the water pump with local lift adjustment system, can spray water up and down, before stormy waves arrives, water pump is upwards sprayed water, this device drives net cage to being lowered into the water surface, after stormy waves, water pump is sprayed water downwards, and this device drives net cage upwards to emerge.Thereby realize the vertical lift of deep water mesh cage.
Feed circuit of the present invention, comprises the second electromotor 11, the second two-way quantitative hydraulic pump 12, oil filter 13, the first oil cylinder 14, the second oil cylinder 16, overflow valve 15, the first check valve 3 and the second check valve 4.Feed circuit and main driving loop start simultaneously, the second electromotor 11 drives the second two-way quantitative hydraulic pump 12, by overflow valve 15 controlled pressures, hydraulic oil can pass through the first check valve 3 and the second check valve 4, the high side pressure in the main driving loop of controlling according to the first pressure-control valve 5 and the second pressure-control valve 6, be main driving loop repairing, make manifold pressure remain certain numerical value.
Overload protection of the present invention loop, comprises the first pressure-control valve 5, the second pressure-control valve 6.Two pressure-control valves are directly connected with main driving loop high-voltage side, and opposite direction, has limited main driving loop high-voltage lateral pressure.This overload protection loop; by the first pressure-control valve 5, the main driving loop high-voltage of the second pressure-control valve 6 Sustainable Control lateral pressure, in the time that manifold pressure is too low, carry out repairing by feed circuit; make manifold pressure remain certain numerical value, reach the effect of overload protection.
Deep water mesh cage 18 is fixed on the left side of this device by deep water mesh cage fixator 17, before stormy waves arrives, start the first electromotor 1 by staff by remote controller, the first electromotor 1 drives the first two-way quantitative hydraulic pump 2, hydraulic oil is by main driving loop, directly drive the first double-action variable displacement motor 7 and the second double-action variable displacement motor 8, two motors drive respectively the first water pump 9 and the second water pump 10, thereby promote this device vertical lift, the deep water mesh cage that is fixed on its left side is dropped to the water surface and hide below stormy waves.In main driving loop start, feed circuit starts, the second electromotor 11 drives the second two-way quantitative hydraulic pump 12, by overflow valve 15 controlled pressures, hydraulic oil can pass through the first check valve 3 and the second check valve 4, the high side pressure in the main driving loop of controlling according to the first pressure-control valve 5 and the second pressure-control valve 6, is that repairing is carried out in main driving loop, makes manifold pressure remain certain numerical value.In the time of the work of this device; the first pressure-control valve 5, the main driving loop high-voltage of the second pressure-control valve 6 Sustainable Control lateral pressure, in the time that manifold pressure is too low, carry out repairing by feed circuit; make manifold pressure remain at certain numerical value, reach the effect of overload protection.
The present invention adopts hydraulic control system, has powerful power, easily realizes the straight line lifting of net cage, has overload protection design simultaneously, and not fragile, service life is long, can greatly promote the efficiency of vertical lift net cage.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. a novel deep water mesh cage hydraulic lift; comprise deep water mesh cage fixator and deep water mesh cage supporting table; a main driving loop is installed in described deep water mesh cage supporting table; a feed circuit; an overload protection loop, main driving loop is used for driving this elevator, and feed circuit is used for keeping this elevator oil mass constant; constant pressure, overload protection loop is used for limiting main driving loop high-voltage lateral pressure.
2. a kind of novel deep water mesh cage hydraulic lift according to claim 1, it is characterized in that, described main driving loop, comprise the first electromotor, the first two-way quantitative motor, the second two-way quantitative motor, the first water pump, the second water pump, the first two-way quantitative hydraulic pump, wherein first motor driven the first two-way quantitative hydraulic pump, the hydraulic oil producing drives the first double-action variable displacement motor and the second double-action variable displacement motor, the first double-action variable displacement motor drives the first water pump, and the second double-action variable displacement motor drives the second water pump.
3. a kind of novel deep water mesh cage hydraulic lift according to claim 1; it is characterized in that; described feed circuit; comprise the second electromotor, the second two-way quantitative hydraulic pump, oil filter, the first oil cylinder, the second oil cylinder, overflow valve, the first check valve and the second check valve; wherein second motor driven the second two-way quantitative hydraulic pump; produce hydraulic oil and enter main driving loop by the first check valve and the second check valve; oil mass in the main driving of supplementary copy elevator loop; overflow valve controlled pressure, plays the effect of overload protection.
4. a kind of novel deep water mesh cage hydraulic lift according to claim 1; it is characterized in that; described overload protection loop, comprises the first pressure-control valve, the second pressure-control valve, and two pressure-control valves are directly connected with main driving loop high-voltage side; opposite direction; limit main driving loop high-voltage lateral pressure, in the time that manifold pressure is too low, carried out repairing by feed circuit; make manifold pressure remain certain numerical value, reach the effect of overload protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410014196.XA CN103798161A (en) | 2014-01-13 | 2014-01-13 | Novel deepwater net cage hydraulic lifting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410014196.XA CN103798161A (en) | 2014-01-13 | 2014-01-13 | Novel deepwater net cage hydraulic lifting device |
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| CN103798161A true CN103798161A (en) | 2014-05-21 |
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| CN201410014196.XA Pending CN103798161A (en) | 2014-01-13 | 2014-01-13 | Novel deepwater net cage hydraulic lifting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104737950A (en) * | 2015-03-17 | 2015-07-01 | 浙江海洋学院 | Self-propulsion type wind and wave resistant deepwater net cage |
Citations (10)
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|---|---|---|---|---|
| CN1582646A (en) * | 2004-05-28 | 2005-02-23 | 中国水产科学研究院黄海水产研究所 | Remote controlling system and method for liftable cages |
| CN200950775Y (en) * | 2006-07-31 | 2007-09-26 | 卞建平 | Deep water up-down vertical net box |
| CN101152902A (en) * | 2007-09-14 | 2008-04-02 | 纪玉龙 | Power regenerating watercraft hydraulic pressure propulsion method and apparatus |
| CN101249884A (en) * | 2008-04-07 | 2008-08-27 | 纪玉龙 | Ship craft integrated hydraulic propulsion method and device |
| CN102047853A (en) * | 2009-11-09 | 2011-05-11 | 浙江海洋学院 | Deepwater net cage submarine anchoring and floating device |
| CN102640715A (en) * | 2012-04-18 | 2012-08-22 | 上海交通大学 | Lifting net box with inner liner and lifting support system of lifting net box |
| CN103125414A (en) * | 2013-03-18 | 2013-06-05 | 浙江海洋学院 | Rotatable self-propulsion-type anti-wind-wave deep water cage |
| CN203279651U (en) * | 2013-05-17 | 2013-11-13 | 卞忠玉 | Stormy-wave-resistant deepwater net cage capable of rising and falling |
| CN203321912U (en) * | 2013-06-25 | 2013-12-04 | 浙江海洋学院 | Hydraulic control system for self-propulsion net cage |
| KR101341945B1 (en) * | 2013-04-26 | 2013-12-16 | 대한민국 | Submersible fish cage reinforced by a pile |
-
2014
- 2014-01-13 CN CN201410014196.XA patent/CN103798161A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1582646A (en) * | 2004-05-28 | 2005-02-23 | 中国水产科学研究院黄海水产研究所 | Remote controlling system and method for liftable cages |
| CN200950775Y (en) * | 2006-07-31 | 2007-09-26 | 卞建平 | Deep water up-down vertical net box |
| CN101152902A (en) * | 2007-09-14 | 2008-04-02 | 纪玉龙 | Power regenerating watercraft hydraulic pressure propulsion method and apparatus |
| CN101249884A (en) * | 2008-04-07 | 2008-08-27 | 纪玉龙 | Ship craft integrated hydraulic propulsion method and device |
| CN102047853A (en) * | 2009-11-09 | 2011-05-11 | 浙江海洋学院 | Deepwater net cage submarine anchoring and floating device |
| CN102640715A (en) * | 2012-04-18 | 2012-08-22 | 上海交通大学 | Lifting net box with inner liner and lifting support system of lifting net box |
| CN103125414A (en) * | 2013-03-18 | 2013-06-05 | 浙江海洋学院 | Rotatable self-propulsion-type anti-wind-wave deep water cage |
| KR101341945B1 (en) * | 2013-04-26 | 2013-12-16 | 대한민국 | Submersible fish cage reinforced by a pile |
| CN203279651U (en) * | 2013-05-17 | 2013-11-13 | 卞忠玉 | Stormy-wave-resistant deepwater net cage capable of rising and falling |
| CN203321912U (en) * | 2013-06-25 | 2013-12-04 | 浙江海洋学院 | Hydraulic control system for self-propulsion net cage |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104737950A (en) * | 2015-03-17 | 2015-07-01 | 浙江海洋学院 | Self-propulsion type wind and wave resistant deepwater net cage |
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Application publication date: 20140521 |