CN202754857U - Hand-operated type seawater desalination device - Google Patents

Abstract

The utility model discloses a hand-operated type seawater desalination device which is composed of a seawater pretreatment unit, a swing pump unit and a reverse osmosis membrane unit. Seawater passes through the seawater pretreatment unit to be conveyed to the swing pump, the swing pump drives the seawater to flow to the reverse osmosis membrane unit, and seawater desalination can be achieved in the reverse osmosis membrane unit. A microfiltration device is arranged in the seawater pretreatment unit, the swing pump unit comprises a rocker arm, a piston rod and a swing pump cylinder body, and a reverse osmosis membrane assembly is arranged in the reverse osmosis membrane unit. the hand-operated type seawater desalination device is simple in structure, convenient to carry and maintain and high in seawater desalination efficiency.

Description

A kind of shaking sea water desalinating plant

Technical field

The utility model belongs to field of sea water desalting technology, is specifically related to a kind of novel shaking sea water desalinating plant.

Background technology

Water resources is one of human society basic substance of depending on for existence and development.The total water resources quantity of the earth is about 1,400,000,000 cubes of kms, but about 97% water is seawater, can not directly be human the use.These seawater are distributed in about 70% the ocean of taking up an area the ball surface-area.Remaining 3% fresh water, or be frozen in the glacier of the two poles of the earth, north and south of the earth and high mountain, or be present in undergroundly, really being present in can be for the human fresh water less than 0.36% of directly utilizing in river and the lake.Entered since 21 century, along with the rapid increase of rapid development of economy and population, water resources worsening shortages.Water resources crisis has become the second-biggest-in-the-world environmental problem that is only second to global warming.Worldwide water resources lacks the main maritime nation that from middle-east desert area expands to the whole world.

China is one of 13 generally acknowledged countries that water resources lacks most of the whole world.The Northern Coastal Region of China area is resource-type lack of water zone, and Southern Coast is water quality type lack of water zone.When existing water resources is carried out reasonable scientific utilization, use for reference domestic and international advanced experience, the seawater development desalination techniques, the important channel that does not still solve the coastland water scarcity also is the inevitable choice at the new strategic security water source of developing.

The consumable electrode type sea water desalinating plant has a lot of deficiencies, and low such as the energy efficiency of conversion, volume is large, and cost is high, and the inconvenience maintenance is affected by environment larger.On the contrary, the type hand sea water desalinating plant has just had incomparable advantage in these areas, area for energy deficiency, the type hand sea water desalinating plant just can desalinize seawater by manpower, have simultaneously and be convenient to maintenance, mobility strong, desalination efficient advantages of higher has very important meaning for remote islander and the army stationed on the island of China.

Summary of the invention

The utility model provides a kind of shaking sea water desalinating plant for the deficiencies in the prior art.

The technical scheme that the utility model technical solution problem is taked is:

A kind of shaking sea water desalinating plant is comprised of sea water preprocessing unit, oscillating pump unit and reverse osmosis membrane unit.Seawater is delivered to the oscillating pump unit behind the sea water preprocessing unit, oscillating pump unit drives seawater flows to reverse osmosis membrane unit, realizes sea water desaltination in reverse osmosis membrane unit.

The sea water preprocessing unit is built-in with micro-filtration, and seawater forms micro-filtration salt solution behind the micro-filtration micro-filtration, and the water outlet of micro-filtration is connected with the water-in of oscillating pump unit.

The oscillating pump unit comprises rocking handle, piston rod and oscillating pump cylinder body; rocking handle is fixedly installed on oscillating pump cylinder body top; and can make circumferential motion around pin joint; and an end of rocking handle is hand end; the other end is connected with an end of piston rod; the other end of piston rod stretches into the swing pump chamber in the oscillating pump cylinder body, to-and-fro movement in swinging pump chamber; Swing pump chamber and periodically be communicated with the water-in of oscillating pump unit or the water outlet of oscillating pump unit, the water outlet of described oscillating pump unit and the water-in of oscillating pump unit are arranged side by side.

The water-in of reverse osmosis membrane unit is connected with the water outlet of oscillating pump unit, and reverse osmosis membrane unit is built-in with reverse osmosis membrane assembly, and an end of reverse osmosis membrane assembly is the water-in of reverse osmosis membrane unit, and the other end is water outlet.

The beneficial effects of the utility model: the utility model is simple in structure, be easy to carry and keep in repair and have higher sea water desaltination efficient.

Description of drawings

Fig. 1 is the utility model structure iron;

Fig. 2 is sea water desalinating plant work pre-treatment schematic diagram;

Fig. 3 is that schematic diagram is processed in the sea water desalinating plant desalination;

Among the figure: 1-sea water preprocessing unit, 1.1-seawater micro-filtration unit, 1.2-suction culvert, 1.3-micro-filtration salt solution, 2-oscillating pump unit, 2.1-rocking handle, 2.2-piston rod, 2.3-pump cover, 2.4-hinged, 2.5-oscillating pump cylinder body, 2.6-swings pump chamber, 2.7-water-in, 2.8-water outlet, 3-reverse osmosis membrane unit, the outlet of 3.1-strong brine, 3.2-water outlet, 3.3-outlet pipeline, 3.4-fresh water, 3.5-strong brine, 3.6 reverse osmosis membrane, 4-bolt, 5-seawater.

Embodiment

Below in conjunction with accompanying drawing principle of the present utility model, structure are described further

As shown in Figure 1, the utility model is comprised of sea water preprocessing unit 1, oscillating pump unit 2, reverse osmosis membrane unit 3, and three unit are fixed on the platform by bolt 4.Oscillating pump unit 2 drives by rocking handle 2.1, finishes the drainage procedure that draws water.Rocking handle 2.1 links to each other with piston rod by hinged 2.4.Reverse osmosis membrane unit is finished the desalination of seawater 5.

As shown in Figure 2, the sea water preprocessing unit is built-in with micro-filtration 1.1, need not add flocculation agent, sterilant and chlorine residue and remove the pharmaceutical chemicalss such as agent, good filtration effect, seawater forms micro-filtration salt solution 1.3 behind the micro-filtration micro-filtration, the water outlet of micro-filtration is connected with the water-in 2.7 of oscillating pump unit by suction culvert 1.2.

The oscillating pump unit comprises rocking handle 2.1, piston rod 2.2, pump cover 2.3 and oscillating pump cylinder body 2.5; rocking handle is fixedly installed on oscillating pump cylinder body top; and can make circumferential motion around hinged 2.4; and an end of rocking handle is hand end; the other end is connected with an end of piston rod; the other end of piston rod stretches into the swing pump chamber in the oscillating pump cylinder body, to-and-fro movement in swinging pump chamber; Swing pump chamber and periodically be communicated with the water-in of oscillating pump unit or the water outlet of oscillating pump unit, the water-in of the water outlet of oscillating pump unit and oscillating pump unit is arranged side by side.The oscillating pump unit is the core cell of whole device, just can finish and draws water and send hydrodynamic(al) to do by shaking rocking handle, has removed the elements such as check valve in some hydraulic pressure seawater desalination systems and stopping valve from, and is simple in structure, is convenient to maintenance.According to leverage, piston rod can provide larger pressure to swinging pump chamber, satisfies the back pressure requirement of reverse osmosis membrane simultaneously

The water-in of reverse osmosis membrane unit is connected with the water outlet of oscillating pump unit, and reverse osmosis membrane unit is built-in with reverse osmosis membrane assembly, and an end of reverse osmosis membrane assembly is the water-in of reverse osmosis membrane unit, and the other end is water outlet.

The utility model working process:

As shown in Figure 2, shake counterclockwise rocking handle 2.1, when the swing pump chamber 2.6 in the oscillating pump cylinder body 2.5 points to water-in 2.7, piston rod 2.2 is toward the direction motion away from water-in 2.7, swing pump chamber 2.6 and form negative pressure, seawater enters and swings in the pump chamber 2.6, that is to say in the rocking handle 2.1 left half cycles, swings the suction of pump chamber 2.6 persistence.

As shown in Figure 3, continue to shake counterclockwise rocking handle 2.1, when the swing pump chamber 2.6 in the oscillating pump cylinder body 2.5 points to water outlet 2.8, piston rod 2.2 is toward the direction motion of water outlet 2.8, compression swings pump chamber 2.6, micro-filtration salt solution 1.3 is extruded, and micro-filtration salt solution 1.3 enters reverse osmosis membrane unit 3 by outlet pipeline 3.3.Micro-filtration salt solution 1.3 is by reverse osmosis membrane 3.6, and output fresh water 3.4 and strong brine 3.5 are discharged through water outlet 3.2 and strong brine outlet 3.1 respectively.

Claims (1)

1. a shaking sea water desalinating plant is comprised of sea water preprocessing unit, oscillating pump unit and reverse osmosis membrane unit, it is characterized in that:

Seawater is delivered to the oscillating pump unit behind the sea water preprocessing unit, oscillating pump unit drives seawater flows to reverse osmosis membrane unit, realizes sea water desaltination in reverse osmosis membrane unit;

The sea water preprocessing unit is built-in with micro-filtration, and seawater forms micro-filtration salt solution behind the micro-filtration micro-filtration, and the water outlet of micro-filtration is connected with the water-in of oscillating pump unit;

The oscillating pump unit comprises rocking handle, piston rod and oscillating pump cylinder body; rocking handle is fixedly installed on oscillating pump cylinder body top; and can make circumferential motion around pin joint; and an end of rocking handle is hand end; the other end is connected with an end of piston rod; the other end of piston rod stretches into the swing pump chamber in the oscillating pump cylinder body, to-and-fro movement in swinging pump chamber; Swing pump chamber and periodically be communicated with the water-in of oscillating pump unit or the water outlet of oscillating pump unit, the water outlet of described oscillating pump unit and the water-in of oscillating pump unit are arranged side by side;

The water-in of reverse osmosis membrane unit is connected with the water outlet of oscillating pump unit, and reverse osmosis membrane unit is built-in with reverse osmosis membrane assembly, and an end of reverse osmosis membrane assembly is the water-in of reverse osmosis membrane unit, and the other end is water outlet.

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