CN217630224U

CN217630224U - Device for conveying seawater by long-distance pump pressure under high-risk working condition of coastal zone

Info

Publication number: CN217630224U
Application number: CN202220627363.8U
Authority: CN
Inventors: 田吉腾; 席瑞; 王印庚; 潘明超; 胡希立; 张庆文; 周进升
Original assignee: Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences
Current assignee: Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-10-21
Anticipated expiration: 2032-03-22

Abstract

The utility model belongs to the technical field of mariculture, concretely relates to seashore area long distance pump pressure carries device of sea water under high-risk operating mode. A device for pumping and conveying seawater in a long distance under a high-risk working condition in a coastal zone comprises a reinforced cement ring, a stainless steel protective cover, a submersible pump, a water conveying pipeline and a reservoir; the reinforced cement ring is fixed on the seabed, and water inlets are uniformly distributed on the side wall of the reinforced cement ring; the stainless steel protective cover is arranged above the reinforced cement ring; and a water pump is arranged in the reinforced cement ring and is connected with a water conveying pipeline, and the water conveying pipeline is connected with a reservoir or a breeding workshop on the bank. The device of the utility model can pump high-quality seawater in a long distance under the high-risk working condition, and effectively solves the problem that pollutants such as enteromorpha, foreign algae, a large amount of organic matters and the like are brought in by the impact of bank tidal water in the reservoir in the past; the water pump and the pipeline are easy to maintain and replace; meanwhile, the cost of laying pipelines and drilling wells to the seabed is obviously reduced.

Description

Device for conveying seawater by long-distance pump pressure under high-risk working condition of coastal zone

Technical Field

The utility model belongs to the technical field of mariculture, concretely relates to seashore area long distance pump pressure carries device of sea water under high-risk operating mode.

Background

In recent years, the water area environment is polluted and damaged, the water area environment around the coast is gradually deteriorated, and the yield and the quality of aquatic products are seriously influenced. The water pollution and eutrophication cause frequent biological disasters such as enteromorpha, red tide and the like, so that frequent offshore culture diseases and mass death of cultured organisms are caused, and huge attack is brought to the mariculture industry. In spring and summer each year, the enteromorpha around the sea area of the yellow sea erupts to cause accumulation of a plurality of harmful algae, the water quality near the shore is easy to deteriorate, a large amount of enteromorpha subsides or accumulates to be easily rotten and smelly, and the method fatally attacks the breeding industry.

At present, many farmers and breeding enterprises take water by pumping seawater from cofferdam breeding ponds or drilling seawater wells at seasides. When water is taken from a pond, a culture pond or a reservoir needs to be constructed at sea, water is taken according to the fluctuation change of tide rising and tide falling levels, factors such as tide and storm surge can not be controlled, harmful algae can not be brought into the pond, the exchange rate of water in the pond and open sea is low, the stability of water quality is poor, and an efficient and healthy culture mode cannot be guaranteed. The drilling and taking seawater well has the disadvantages of high investment cost, uneven and concave-convex topography of intertidal zones, and the requirement of analyzing whether drilling conditions are met or not according to specific geological conditions, well water still needs to be subjected to treatments such as oxygenation and impurity removal and can be used in a breeding workshop, so that a large amount of energy and underground water resources can be consumed, and a series of problems such as insufficient regeneration capacity of the underground water resources are caused.

Disclosure of Invention

In order to overcome above-mentioned prior art not enough, the utility model provides a seawater conveying device places below the coastal tide area water level after consolidating the water pump, presses the output of clean extra large water pump to the upper hose, utilizes pump pressure long distance transport sea water, has overcome the weak point of current water intaking mode, has solved the difficult problem of high-quality sea water of pumping, has reduced aquaculture trade poor water quality stability and the risk that the disease is frequent.

The utility model provides a technical scheme that its technical problem adopted is: a device for pumping and conveying seawater in a long distance under a high-risk working condition of a coastal zone comprises a reinforced cement ring, a stainless steel protective cover, a water pump, a water conveying pipeline and a reservoir; the reinforced cement ring is fixed on the seabed, and water inlet holes are uniformly distributed in the side wall of the upper part of the reinforced cement ring; the stainless steel protective cover is arranged above the reinforced cement ring; and a water pump is arranged in the reinforced cement ring and is connected with a water delivery pipeline, and the water delivery pipeline is connected with a reservoir or a breeding workshop on the bank.

As a preferred mode of the present invention, the water pipeline includes a first hard pipe, a soft pipe and a second hard pipe which are connected in sequence; the water outlet of the water pump is connected with a first hard pipe which is vertically arranged, and the upper end of the first hard pipe is connected with a hose which is horizontally arranged; the tail end of the hose is connected with a second hard pipe which is obliquely arranged; the tail end of the second hard pipe is connected with the reservoir or the cultivation workshop.

Furthermore, the top of the protective cover is provided with a hanging ring and an opening, and the first hard pipe penetrates through the opening.

Furthermore, the hose is provided with a hoop; the anchor ear is connected with the balancing weight.

Furthermore, the filter screen is wrapped on the outer side of the upper part of the reinforced cement ring.

Furthermore, an outer edge base is arranged at the bottom of the reinforced concrete ring; and stones or cement lumps are piled in the outer edge base for fixing.

Furthermore, a buoy is connected to the hose.

Furthermore, the water pump is connected with a cable, and the cable is fixed with the water conveying pipeline along the direction of the water conveying pipeline.

Furthermore, a support is arranged in the reinforced cement ring, the support is fixed to the inner wall of the reinforced cement ring, and the water pump is fixed to the support.

The utility model discloses can effectively solve the influence that the pollution of pollutants such as the near bank edge sea water (waterside tongue) of breed water arouses quality of water. The problem of pump location can be solved, the difficulty of pump, pipeline erects and maintains is reduced. Through reasonable structural design, the three-layer protection device added at the pump head can effectively prevent pollutants such as silt, enteromorpha and other rotten and degraded algae from entering the culture water body, effectively prevent the blockage of the pump port and ensure the cleanness of water quality; utilize water pump and pipeline intercommunication principle, the sea water can be pressed near sea level delivery port naturally, and is energy-concerving and environment-protective, and the general condition does not need the secondary pump water, and in long distance transportation process, the sea water in can in time evacuation surface of water top pipeline after the pump water finishes, reinforcing pipeline life has avoided the low water pipe jam or the frost crack that causes of temperature winter. Can be produced and applied in a modularized way, is suitable for different coastal zone working conditions, and can meet the water requirements of different breeding workshops and breeding plants.

Compared with the prior art, the utility model, following beneficial effect has:

1. the main water conveying pipelines are distributed under the water in the intertidal zone and suspended in the seawater, and the pipelines are S-shaped, so that the friction force and the impact force caused by the tidal water, sea waves and ocean currents can be reduced, and the service life of the pipelines is prolonged;

2. the modular device is manufactured on land and can be used after being thrown into the sea, so that the problems of water pump positioning and pipeline erection difficulty caused by factors such as seawater tide rise and fall can be quickly solved;

3. the water can be taken in the sea for a long distance, and the problem that the conventional reservoir is easily impacted by shoreside tidal water and is involved with pollutants such as enteromorpha, miscellaneous algae, a large amount of organic matters and the like can be solved;

4. the water pump and the pipeline are easy to maintain and replace, the cost of laying the pipeline to the seabed, drilling and the like is obviously reduced, the manpower, material resources and financial resources are saved, and the device is green, energy-saving and efficient.

Drawings

Fig. 1 is the detailed structure schematic diagram of the device for long distance pumping transportation of seawater under coastal zone high-risk operating mode that the embodiment of the utility model provides.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The device for pumping and conveying seawater in a long distance under the high-risk working condition of the coastal zone provided by the embodiment is characterized in that as shown in fig. 1, the device is composed of a reinforced cement ring 1, an outer edge base 2, a stainless steel protective cover 3, a support 4 and a submersible pump 5; the device comprises a first hard pipe 6, a water inlet 7, a cable 8, a hanging ring 9, a soft and hard pipe joint 10, a buoy 11, a water delivery hose 12, a fixed retaining ring 13, an anchor ear 14, a second hard pipe 15, a water storage tank or a culture workshop 16, a cement lump 17, a cable spring expansion piece 18 and the like.

Wherein, the diameter of the reinforced cement ring 1 is 1-2m, and the size of the reinforced cement ring is mainly determined by the power of the submersible pump. The outer edge base 2 of 30-50cm is manufactured at the bottom of the reinforced cement ring 1, and the stone lumps can be filled in the outer edge base 2 or fixed by stones, so that the stability of the reinforced cement ring 1 is improved, and the reinforced cement ring is fixed on the seabed. Water inlets 7 are uniformly distributed on the side wall of the middle upper part of the reinforced cement ring 1, the aperture is 5-10cm, and the seawater exchange is convenient.

The diameter of the bottom end of the stainless steel protective cover 3 is 20cm larger than that of the reinforced cement ring 1, is 1.2-2.2m, covers the reinforced cement ring 1, and is connected with the reinforced cement ring 1 through a buckle or welding. The top end of the stainless steel protective cover 3 is provided with an opening and a lifting ring 9, so that the water pump is convenient to extract and replace and is convenient to maintain. The lifting ring 9 can be additionally hung with floats of different colors to indicate the position of the submersible pump, so that the pump and related pipelines can be conveniently lifted together for overhaul and replacement.

Before the enteromorpha is outbreak, a layer of 40-80-mesh fine net or filter cotton cloth can be sleeved outside the reinforced cement ring 1 and the stainless steel protective cover 3 to play a role in filtering seawater and prevent the rotten enteromorpha and other suspended matters in the water body from being pumped into a cultivation workshop along with water.

At 1 internally mounted of reinforced concrete circle have support 4, and support 4 passes through, and bolt or welding mode are fixed on 1 inner wall of reinforced concrete circle, install immersible pump 5 on the support 4.

The submersible pump 5 is calculated according to the transmission distance and the lift, and the power is generally 20-55kw. In a test base of a scientific research center in the marine fishery industry, the transmission distance of seawater is about 800m, the height difference is 16-17m, a 35kw submersible pump is used, the water outlet pressure is 0.3-0.5Mpa, the water outlet quantity is 100-150m for thin film planting/h, and a good water pumping effect is achieved.

The water outlet end of the submersible pump 5 is connected with a first hard pipe 6, and the first hard pipe 6 is made of HDPE (high-density polyethylene) pipes or PVC (polyvinyl chloride) pipes. The first hard pipe 6 passes through the opening at the top of the stainless steel shield 3, and the upper end of the first hard pipe is connected with a water delivery hose 12 through a soft-hard pipe joint 10. The submersible pump is converted into horizontal water delivery after vertical water outlet, seawater is delivered in the horizontal direction by using a water delivery hose 12 or a soft water belt, 1-2m pipelines are reserved at every 10m distance of the water delivery hose 12, the stretching force of seawater surge is reduced, rubber expansion joints are sleeved at intervals of 5-8m, and the external force action in various directions in the sea is buffered, so that the service life of the pipelines is prolonged. Buoys with the diameter of 30-50cm are added at intervals of 10-15m of pipelines, so that the pipelines are convenient to overhaul and position is convenient to mark. The anchor ear 14 is installed on the water delivery hose 12, 2 polyethylene mooring ropes and 2 cement lumps 17 are used at the horizontal position of the bottom side of the anchor ear in a matched mode, the anchor ear is used as a balancing weight to increase downward pulling force and horizontal pulling force, the pipeline is guaranteed to be in a suspension state in seawater, and the position is kept relatively stable.

And installing soft and hard pipe interfaces to the position about 1m below the water surface at the positions of the sub-tidal zone and the intertidal zone in the heavy tide period, and connecting the water delivery hose 12 with the second hard pipe 15. The intertidal zone and the shore-up pumping water adopt hard pipes made of HDPE or PVC and the like, the intertidal zone can be tightly attached to the sea terrain to erect pipelines or be buried under the ground for 10-30cm, the reef substrate can be partially fixed by using seawater cement according to specific conditions, and then the water is supplied obliquely upwards at an angle of 30-45 degrees. Rubber expansion joints are added on the second hard pipe 15 for lifting water upwards at intervals of 10-20m, the comprehensive stress of the pipeline is adjusted, and the pipeline is fixed according to the terrain. In the long-distance conveying process, the seawater in the pipeline above can be emptied in time after the pumping is finished, and particularly, the blockage or frost crack of a water pipe caused by low temperature is avoided in northern winter in cold weather, so that the service life of the pipeline is prolonged.

The cable 8 for supplying power to the submersible pump 5 is installed by adopting a sectional sleeve, the cable 8 is installed in the sleeve, and the sleeve is fixed with the water delivery hose 12 through the fixing retaining ring 13, so that the damage of external force to the cable is reduced. A cable spring expansion piece 18 is added at the front end of the second hard pipe 15, which is to enter water, so that the cable can conform to external force, naturally extend and shorten within a certain range of 5-10m, and redundant cables are arranged in the spring expansion piece according to the specific water taking sea condition. 1-2 cable spring retractors are properly added at the middle positions of the water outlet end of the submersible pump and the water conveying pipeline according to requirements. The cable joint is reinforced by a waterproof electrical adhesive tape and a sleeve, so that electric leakage and falling-off of the cable joint are prevented.

The utility model discloses a device can be applicable to different sea conditions, realizes installing fast and using, convenient maintenance and change damage equipment material, has solved the high energy consumption of high risk operating mode seashore, the easy damaged breed pump water predicament, reduction in production cost and expense. Meanwhile, the device can convey clean seawater, and provides fundamental guarantee for smooth development of relevant work such as production, test and the like.

The embodiments described herein are merely examples and are not intended to limit the present invention. All the embodiments described according to the present invention are subject to any simple modifications, additions, equivalent structural changes, etc., and all fall within the scope of protection of the appended claims.

Claims

1. The utility model provides a device that sea water was carried to coastal zone long distance pump pressure under high-risk operating mode which characterized in that: comprises a reinforced cement ring, a stainless steel protective cover, a submersible pump, a water conveying pipeline and a reservoir; the reinforced cement ring is fixed on the seabed, and water inlets are uniformly distributed on the side wall of the reinforced cement ring; the stainless steel protective cover is arranged above the reinforced cement ring; the reinforced concrete ring is internally provided with a submersible pump, the submersible pump is connected with a water conveying pipeline, and the water conveying pipeline is connected with a reservoir or a breeding workshop on the bank.

2. The device for long-distance pumping transportation of seawater under coastal zones with high risk condition according to claim 1 is characterized in that: the water conveying pipeline comprises a first hard pipe, a hose and a second hard pipe which are connected in sequence; the water outlet of the submersible pump is connected with a first hard pipe which is vertically arranged, and the upper end of the first hard pipe is connected with a hose which is horizontally arranged; the tail end of the hose is connected with a second hard pipe which is obliquely arranged; the tail end of the second hard tube is connected with the water storage tank or the cultivation workshop.

3. The device for long-distance pumping transportation of seawater under coastal zones with high risk condition according to claim 2 is characterized in that: the top of the stainless steel protective cover is provided with a hanging ring and an opening, and the first hard pipe penetrates through the opening.

4. The device for long-distance pumping transportation of seawater under coastal zones with high risk condition according to claim 2 is characterized in that: the hose is provided with a hoop; the anchor ear is connected with the balancing weight.

5. The device for long-distance pumping transportation of seawater under coastal zones with high risk condition according to claim 1 is characterized in that: and the outer side of the upper part of the reinforced cement ring is wrapped with a filter screen of 40-80 meshes.

6. The device for long-distance pumping transportation of seawater under coastal zones with high risk condition according to claim 1 is characterized in that: the bottom of the reinforced cement ring is provided with a fixed fence; and stones or cement lumps are piled up in the fixed fence for fixing.

7. The device for pumping and conveying seawater at a long distance under the high-risk working condition of the coastal zone according to claim 2, characterized in that: the hose is connected with a buoy.

8. The device for pumping and conveying seawater at a long distance under the high-risk working condition of the coastal zone according to claim 1, which is characterized in that: the submersible pump is connected with a cable, and the cable is fixed with the water conveying pipeline along the direction of the water conveying pipeline.

9. The device for long-distance pumping transportation of seawater under high-risk working conditions of coastal zones according to any of claims 1 to 8, characterized in that: the reinforced concrete ring is internally provided with a support, the support is fixed on the inner wall of the reinforced concrete ring, and the submersible pump is fixed on the support.