CN215886556U - Individual-soldier-type portable seawater desalination device - Google Patents

Abstract

An individual-soldier portable seawater desalination device comprises a piston assembly, a reverse osmosis membrane assembly, a water intake pipe, a fresh water production pipe and a concentrated water pipe; the piston assembly is fixedly connected with the reverse osmosis membrane assembly; the piston assembly is provided with a handle assembly for driving the piston to reciprocate, and the side surface of the piston assembly is provided with a water inlet and a concentrated water outlet; the piston component is externally coated with a housing; a fresh water outlet lower than the end face of the component is arranged on the reverse osmosis membrane component; the housing is fixedly connected with the reverse osmosis membrane module; the water taking pipe and the concentrated water pipe are respectively connected with the piston assembly; the non-connecting end of the water taking pipe is provided with a detachable water taking coarse filter head; the fresh water producing pipe is connected with the reverse osmosis membrane component. The utility model has the following beneficial effects: the water inlet and the water outlet are arranged in the assembly, so that the possible damage caused by the exposure of the port is effectively avoided; the detachable water intake coarse filter head is adopted to filter particulate matters before seawater enters the piston, so that the piston and a reverse osmosis membrane are effectively protected, and the quality of produced water is improved; the arrangement of the housing protects the water inlet and outlet and the piston part, and also increases the stability and compactness of the device.

Description

Individual-soldier-type portable seawater desalination device

Technical Field

The utility model relates to the field of seawater desalination, in particular to a single-soldier type portable seawater desalination device.

Background

The capture of fresh water is a key technical issue when living or performing tasks in offshore or land environments that are scarce of fresh water. Although a large amount of seawater resources are around, the seawater cannot be directly utilized because the seawater contains a large amount of salt and various elements which greatly exceed the drinking water standard, and the phenomenon of life hazard such as dehydration and the like can be caused by drinking the seawater. Meanwhile, the interruption of the drinking water supply can cause severe examination on the survival of related personnel. How to convert seawater available for reaching the hands into fresh water meeting the drinking water standard is the key of the survival guarantee of the fresh water.

At present, the seawater desalination technology is developed rapidly, and the problem of water resource shortage in partial regions can be solved. However, most of seawater desalination equipment is large and depends on conventional energy sources, and cannot be carried about. Therefore, it is necessary to miniaturize the existing seawater desalination plant to meet the actual water supply demand. For example, the portable miniature manual seawater desalination device disclosed in the Chinese patent document has a publication number of CN112225293A, and comprises a reverse osmosis membrane mechanism, wherein the reverse osmosis membrane mechanism is connected with a high-pressure pump mechanism, and the high-pressure pump mechanism is connected with a handle; the right end of the reverse osmosis membrane mechanism is connected with a water purification joint; a piston mechanism is arranged in the high-pressure pump mechanism, a raw water joint is arranged on the right side of the piston mechanism, and the left end of the piston mechanism is movably connected with the middle part of the left end part of the handle; a reversing valve mechanism is arranged below the piston mechanism, a concentrated water joint is arranged on the right side of the reversing valve mechanism, and the left end of the reversing valve mechanism is movably connected with the lower part of the left end part of the handle. The utility model has the characteristics of convenient use, high water outlet efficiency, high desalination rate, labor saving in operation, long service life, light weight, capability of detecting internal faults and the like.

This scheme has integrated reverse osmosis membrane mechanism, high-pressure pump mechanism and handle, can gain better sea water desalination to adopt sealing washer and valve to promote desalination efficiency. However, the three water inlets and outlets of the device are all protruded outwards and exposed outside, so that the pipelines can not be connected due to repeated collision and deformation under the battle condition and are easy to rust at ordinary times; the raw water joint of device is direct to be connected with the sea water source, generally has a large amount of suspended particles or sand in the sea water, directly gets into the pump body and can cause the harm to piston and reverse osmosis membrane to reduce the quality of water of producing the drinking water, influence health.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the defects that the water inlet and outlet are exposed outside and the water at the water inlet contains excessive impurities in the prior art, and provides a single-soldier portable seawater desalination device which arranges the water inlet and outlet at a position lower than the outer surface of a module, arranges a protection device to protect the water inlet and outlet, stabilizes the equipment structure, increases a pre-filtering module to filter out solid particles, reduces the damage of seawater impurities to a piston and a reverse osmosis membrane, and improves the quality of filtered water.

In order to solve the above problems, the present invention adopts the following technical solutions.

An individual-soldier portable seawater desalination device comprises a piston assembly, a reverse osmosis membrane assembly, a water intake pipe, a fresh water production pipe and a concentrated water pipe; the piston assembly is fixedly connected with the reverse osmosis membrane assembly; the piston assembly is provided with a handle assembly for driving the piston to reciprocate, and the side surface of the piston assembly is provided with a water inlet and a concentrated water outlet; the piston assembly is externally coated with a housing, and the water taking inlet and the concentrated water outlet are coated in the housing; a fresh water outlet lower than the end face of the component is arranged on the reverse osmosis membrane component; the housing is fixedly connected with the reverse osmosis membrane module; the water taking pipe and the concentrated water pipe are respectively connected with the piston assembly; the non-connecting end of the water taking pipe is provided with a detachable water taking coarse filter head; the fresh water producing pipe is connected with the reverse osmosis membrane component. The device arranges the water inlet and the water outlet inside the component, thereby effectively avoiding the possible damage caused by the exposure of the port and improving the operational practicability; the detachable water intake coarse filter head is adopted to filter particulate matters before seawater enters the piston, so that the piston and a reverse osmosis membrane are effectively protected, and the quality of produced water is improved; the arrangement of the housing protects the water inlet and outlet and the piston part, and also increases the stability and compactness of the device.

Preferably, the piston assembly further comprises a piston cavity, a piston rod, a piston, a water taking check assembly and a concentrated water check assembly; the piston is connected with the piston rod through a connecting piece and a buckle.

Preferably, the piston rod is movably connected with the handle assembly through at least three connecting rods; the device is the connecting rod movable part which is the most prone to have problems, the matching of the multiple connecting rods which excessively limit the degree of freedom can prevent the function of the device from being damaged due to the problems of one connecting rod, and the fault resistance of the device is improved.

Preferably, the tail part of the piston is provided with a conical buffering boss; the arrangement of the buffering boss can reduce the impact force at the maximum stroke position, and prevent the handle and the piston from being damaged due to overlarge rotation angle of the handle assembly.

Preferably, the reverse osmosis membrane module further comprises a clamping ring, a membrane rear end cover, a reverse osmosis membrane, a membrane shell and a water outlet end cover; the reverse osmosis membrane is respectively and fixedly connected with the membrane rear end cover and the water outlet end cover; the membrane rear end cover is fixed by a snap ring.

Preferably, a connecting part of the reverse osmosis membrane assembly and the piston assembly is provided with a plurality of fixing clamping pieces, and the piston assembly is provided with corresponding fixing clamping grooves; fastener draw-in groove cooperation increases the device firmness on the one hand, and on the other hand is convenient for install split or modularization equipment.

Preferably, the opening and closing angle of the handle assembly around the shaft is less than or equal to 60 degrees; the opening and closing angle depends on the maximum stroke of the piston and the convenience degree of operation, and the proper angle is favorable for improving the water production efficiency.

Preferably, the water intake inlet, the concentrated water outlet and the fresh water outlet are positioned at the same side; the inlet is arranged at the same side, so that the pipeline connection and the pipeline taking-out are convenient.

Preferably, the outer side surfaces of the reverse osmosis membrane assembly, the housing and the handle assembly which are positioned on the opposite side of the water taking inlet are kept flush; the flush side surface can avoid that a certain component is collided or hung due to over-protrusion, so that the service performance of the device is influenced.

Therefore, the utility model has the following beneficial effects: (1) set up the inlet outlet inside the subassembly, effectively avoided exposing the damage that probably causes because of the port, promote the combat practicality. (2) Adopt the thick filter head of detachable water intaking, filter particulate matter before the sea water gets into the piston, effectively protected piston and reverse osmosis membrane, promoted the product water quality. (3) The arrangement of the housing protects the water inlet and outlet and the piston part, and also increases the stability and compactness of the device.

Drawings

Fig. 1 is an exploded view of the overall structure of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

In the figure: 1. the water intake device comprises a piston assembly, 1-1 piston cavity, 1-2 piston rod, 1-3 piston, 1-4 water intake check assembly, 1-5 water intake water inlet, 1-6 concentrated water outlet, 1-7 concentrated water check assembly, 2 reverse osmosis membrane assembly, 2-1 snap ring, 2-2 membrane rear end cover, 2-3 reverse osmosis membrane, 2-4 membrane shell, 2-5 water outlet end cover, 2-6 fresh water outlet, 3 housing, 4 handle assembly, 5 water intake coarse filter head, 6 water intake pipe, 7 fresh water producing pipe and 8 concentrated water pipe.

Detailed Description

The following further describes embodiments of the present invention by way of specific examples.

As shown in fig. 1 and 2, the utility model relates to a single-soldier portable seawater desalination device, which comprises a piston assembly 1, a reverse osmosis membrane assembly 2, a water intake pipe 6, a fresh water production water pipe 7 and a concentrated water pipe 8; the piston assembly 1 is fixedly connected with the reverse osmosis membrane assembly 2; the piston assembly 1 is provided with a handle assembly 4 for driving the piston to reciprocate, and the side surface of the piston assembly 1 is provided with a water taking inlet 1-5 and a concentrated water outlet 1-6; the piston assembly 1 is externally coated with a housing 3, and the water taking water inlet 1-5 and the concentrated water outlet 1-6 are coated in the housing 3; a fresh water outlet 2-6 lower than the end face of the reverse osmosis membrane module 2 is arranged on the reverse osmosis membrane module; the housing 3 is fixedly connected with the reverse osmosis membrane module 2; the water taking pipe 6 and the concentrated water pipe 8 are respectively connected with the piston assembly 1; a detachable water taking coarse filter head 5 is arranged at the non-connecting end of the water taking pipe 6; the fresh water production pipe 7 is connected with the reverse osmosis membrane component 2.

Specifically, the piston assembly 1 further comprises a piston cavity 1-1, a piston rod 1-2, a piston 1-3, a water taking check assembly 1-4 and a concentrated water check assembly 1-7; the piston 1-3 is connected with the piston rod 1-2 through a connecting piece and a buckle.

Specifically, the piston rod 1-2 is movably connected with the handle assembly 4 through at least three connecting rods; in the embodiment, the piston rod 1-2 is movably connected with the handle component 4 through three connecting rods.

Specifically, the tail part of the piston 1-3 is provided with a conical buffering boss.

Specifically, the reverse osmosis membrane component 2 further comprises a clamping ring 2-1, a membrane rear end cover 2-2, a reverse osmosis membrane 2-3, a membrane shell 2-4 and a water outlet end cover 2-5; the reverse osmosis membrane 2-3 is fixedly connected with the membrane rear end cover 2-2 and the water outlet end cover 2-5 respectively; the membrane rear end cover 2-2 is fixed by a snap ring 2-1.

Specifically, a connecting part of the reverse osmosis membrane component 2 and the piston component 1 is provided with a plurality of fixing clamping pieces, and the piston component 1 is provided with corresponding fixing clamping grooves; in an embodiment, the connecting portion is provided with four pairs of fixing clamping pieces and fixing clamping grooves, the clamping pieces are bolts, and the clamping grooves are threaded holes.

Specifically, the pivoting opening and closing angle of the handle assembly 4 is less than or equal to 60 degrees; when the temperature is about to reach 60 degrees, the buffer boss at the tail part of the piston is contacted with the piston cylinder to generate gradually increased resistance so as to remind a user of unloading.

Specifically, the water intake inlet 1-5, the concentrated water outlet 1-6 and the fresh water outlet 2-6 are positioned on the same side.

Specifically, the outer side surfaces of the reverse osmosis membrane module 2, the housing 3 and the handle module 4 which are positioned on the opposite sides of the water taking and inlet ports 1-5 are kept flush.

The working process of the utility model is as follows.

As shown in figures 1 and 2, when the water taking device works, the piston rod moves back and forth by pressing and lifting the handle assembly, when the handle assembly is lifted, the piston rod is pulled backwards, and seawater passes through the water taking coarse filter head, the water taking pipe and the water taking check assembly and is automatically sucked into the piston cavity. When the handle assembly is pressed down, the piston rod moves forwards to pressurize the sucked seawater, so that the water taking non-return assembly is opened, and the seawater enters the reverse osmosis membrane assembly.

When the reverse osmosis membrane assembly is full of seawater, the handle assembly is pressed down again, the piston rod moves forwards, the concentrated water treated by the reverse osmosis membrane partially returns to the piston cavity through the water taking non-return assembly, the water inlet pressure of the redundant concentrated seawater is recycled, the piston rod can be assisted to push, and the manual operation pressure is saved. When seawater with pressure flows into the reverse osmosis membrane assembly through the water taking non-return assembly, fresh water generated after desalination treatment of the reverse osmosis membrane flows into the fresh water pipe to generate fresh water for drinking, and the continuously concentrated seawater is collected through the concentrated water pipe and discharged outside, so that the desalination process is completed.

The piston rod design of the device is ingenious, and the constant recovery rate can be realized. No matter how the temperature and TDS of the inlet water change, the fixed recovery rate can be ensured, thereby ensuring the water yield and the water quality. Meanwhile, the device can convert the pressure of concentrated water into the pressure of water inlet, reduce the operation pressure, realize the recycling of energy, save the artificial pressure and really realize the seawater desalination driven by hand. In addition, the device has simple structure, small volume, convenient carrying and good effect of filtering and purifying seawater, the adopted reverse osmosis membrane is a compact organic membrane, only water molecules are allowed to pass through, but salt ions in water are prevented from passing through, and the desalination rate can reach more than 98%. Meanwhile, the reverse osmosis can effectively remove impurities such as inorganic salt, suspended matters, organic matters, colloid, bacteria, viruses and the like, so that the quality of the outlet water is greatly improved and reaches the standard of drinking water.

When a reverse osmosis membrane component of the device needs to be replaced, the clamping ring and the membrane rear end cover are dismounted, the water outlet end cover is knocked, the membrane shell is pushed backwards by the reverse osmosis membrane, the water outlet end cover and the fresh water outlet, and finally the reverse osmosis membrane and other components are separated and replaced. And after the replacement is finished, returning the original path of the part to be installed.

The above-mentioned embodiments are only used to further illustrate the portable seawater desalination plant of single soldier type of the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification made to the above-mentioned embodiments according to the technical essence of the present invention fall within the protection scope of the technical solution of the present invention.

Claims (9)

1. The utility model provides a portable sea water desalination device of individual soldier's type which characterized in that: comprises a piston component (1), a reverse osmosis membrane component (2), a water intake pipe (6), a fresh water producing pipe (7) and a concentrated water pipe (8); the piston assembly (1) is fixedly connected with the reverse osmosis membrane assembly (2); a handle assembly (4) for driving the piston to reciprocate is arranged on the piston assembly (1), and a water taking inlet (1-5) and a concentrated water outlet (1-6) are arranged on the side surface of the piston assembly (1); the piston assembly (1) is covered with a housing (3), and the water taking water inlet (1-5) and the concentrated water outlet (1-6) are covered in the housing (3); a fresh water outlet (2-6) lower than the end face of the reverse osmosis membrane module (2) is arranged on the reverse osmosis membrane module; the housing (3) is fixedly connected with the reverse osmosis membrane component (2); the water taking pipe (6) and the concentrated water pipe (8) are respectively connected with the piston assembly (1); a detachable water intake coarse filter head (5) is arranged at the non-connecting end of the water intake pipe (6); the fresh water producing pipe (7) is connected with the reverse osmosis membrane component (2).

2. The individual-soldier portable seawater desalination plant as defined in claim 1, wherein: the piston assembly (1) further comprises a piston cavity (1-1), a piston rod (1-2), a piston (1-3), a water taking check assembly (1-4) and a concentrated water check assembly (1-7); the piston (1-3) is connected with the piston rod (1-2) through a connecting piece and a buckle.

3. The individual-soldier portable seawater desalination plant as claimed in claim 2, wherein: the piston rod (1-2) is movably connected with the handle component (4) through at least three connecting rods.

4. The individual-soldier portable seawater desalination plant as claimed in claim 2, wherein: the tail part of the piston (1-3) is provided with a conical buffering boss.

5. The individual-soldier portable seawater desalination plant as defined in claim 1, wherein: the reverse osmosis membrane component (2) further comprises a clamping ring (2-1), a membrane rear end cover (2-2), a reverse osmosis membrane (2-3), a membrane shell (2-4) and a water outlet end cover (2-5); the reverse osmosis membrane (2-3) is respectively fixedly connected with the membrane rear end cover (2-2) and the water outlet end cover (2-5); the membrane rear end cover (2-2) is fixed by a snap ring (2-1).

6. The individual-soldier portable seawater desalination plant as defined in claim 1, wherein: the reverse osmosis membrane module (2) is provided with a plurality of fixing clamping pieces at the connecting part with the piston assembly (1), and the piston assembly (1) is provided with corresponding fixing clamping grooves.

7. The individual-soldier portable seawater desalination plant as defined in claim 1, wherein: the opening and closing angle of the handle assembly (4) around the shaft is less than or equal to 60 degrees.

8. An individual portable seawater desalination plant as claimed in any one of claims 1 to 7 wherein: the water taking inlet (1-5), the concentrated water outlet (1-6) and the fresh water outlet (2-6) are positioned on the same side.

9. An individual portable seawater desalination plant as claimed in any one of claims 1 to 7 wherein: the outer side surfaces of the reverse osmosis membrane assembly (2), the housing (3) and the handle assembly (4) which are positioned on the opposite side of the water taking inlet (1-5) are kept flush.

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