CN2716251Y

CN2716251Y - Reverse osmosis membrane filter with hydraulic energy saving mechanism

Info

Publication number: CN2716251Y
Application number: CN 200420060765
Authority: CN
Inventors: 王聿衍
Original assignee: Yunnan Wiho Development Co ltd
Current assignee: Yunnan Wiho Development Co ltd
Priority date: 2004-08-12
Filing date: 2004-08-12
Publication date: 2005-08-10
Anticipated expiration: 2014-08-12

Abstract

The utility model discloses a reverse osmosis membrane filter with a hydraulic energy saving mechanism, which is chiefly used for the water desalting treatment, the drinking water treatment, the special water treatment in the industry, etc. The major technical proposal is on the base of the prior art, a set of hydraulic energy-saving mechanisms composed of branch tubes, two-position three-way valves, concentrated liquid tubes, overflow valves, high-pressure concentrated liquid tubes, etc. is added. The mechanism can recycle the high-pressure energy carried away by the exhausted concentrated liquid, and converts the high-pressure energy to the dynamic force of purifying the water quality. The reverse osmosis membrane filter with a hydraulic energy saving mechanism improves the capacity usage ratio in the water treating process, reduces the cost, decreases the equipment volume simultaneously, and fundamentally overcomes the energy wasting problem existing in the prior art; the treated water meets the requirement of the Chinese Standard.

Description

A kind of reverse osmosis membrane filt with the energy-conservation mechanism of fluid pressure type

One, technical field

The utility model belongs to a kind of energy-saving filter, be mainly used in seawater desalination processing, tap water processing and to the processing of special water in the industry etc.

Two, background technology

According to report for information about, reverse osmosis membrane (hereinafter to be referred as the RO film) strainer has been used for the processing of sea water desaltination and other water, and it has filtering accuracy height, running cost, water handle after low than other method, reliable in quality.But this strainer in use, former water is added high pressure, just can make the portion water molecule see through the RO film and obtain needed pure water, most of concentrated solution is discharged as waste liquid, these waste liquids have also been taken away most high-pressure energy, cause the capacity usage ratio of force (forcing) pump on the low side, and the pump required drive is big, if carry out work, then cause the waste of manpower and the heaviness of system with the manpower pump.

Three, utility model content

Main task of the present utility model is: the deficiency according to existing RO film filter exists, a kind of reverse osmosis membrane filtration device that has the energy-conservation mechanism of fluid pressure type is provided, and fundamentally improve its energy utilization ratio and reduce its volume.

Main technical schemes of the present utility model is: hand bar lower end and hinge seat are rotationally connected, the left end of hand bar interstitial hole and connecting rod is rotationally connected, the right-hand member of connecting rod is connected with piston rotation, two joints of pump right-hand member, one is tightly connected with the A water inlet pipe, be connected in series a check valve, and be connected with the coarse filtration head, another joint and the B water inlet pipe of pump right-hand member are tightly connected, and oppositely be connected in series a check valve, joint sealing with the RO membrane module is connected again, the B water inlet pipe is before oppositely being connected in series check valve, C is tightly connected with two position three-way valve right-hand member joint, the left end of the pump dope pipe that is tightly connected, dope pipe respectively with the joint E of two position three-way valve, D is tightly connected, two-position three way valve union K is connected with the high pressure dope seal of tube, high pressure dope pipe is tightly connected with RO membrane module joint H respectively, is tightly connected with the dope comb after contacting with surplus valve again, and the joint G and the dope comb of two position three-way valve are tightly connected.

The utility model is by using proof: compare with existing RO film filter, 1, the energy taken away of the concentrated solution that has effectively utilized the RO film filter to get rid of, this part energy obtains reclaiming, reduced the load of labour or motor, saved the merit that manpower or electric power are done, 2, with the desalination water of this strainer filtration treatment, purified drinking water etc., cost obviously reduces than original, equipment volume is obviously dwindled many than originally, handled water meets the GB requirement with original the same.

Four, description of drawings

Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.

Fig. 1 is a general assembly drawing of the present utility model, also is to produce purified working state figure with seawater.

Fig. 2 is the utility model row's dope and the working state figure of inhaling seawater.

Fig. 3 is the utility model replaces manpower with electric power embodiment figure.

Five, embodiment

With reference to Fig. 1, the utility model is made up of: RO membrane module 1, joint 2, coarse filtration 3, A water inlet pipe 4, check valve 5, B water inlet pipe 6, pump 7, piston 8, arm 9, coupling shaft 10, connecting rod 11, hand bar 12, coupling shaft 13,14, hinge seat 15, dope pipe 16, two position three-way valve 17, dope comb 18, surplus valve 19, high pressure dope pipe 19a, DI 20, water purification jar 21 etc.(figure mean line arrow and straight arrows are represented hand bar direction of motion and liquid flow direction respectively).

With reference to Fig. 1, concrete structure of the present utility model: hand bar 12 lower ends and hinge seat 15 usefulness coupling shafts 14 are rotationally connected, hand bar interstitial hole is rotationally connected with coupling shaft 13 and connecting rod 11 left ends, the right-hand member of connecting rod 11 is rotationally connected with coupling shaft 10 and piston 8, pump 7 right-hand members have two joints, one is tightly connected with A water inlet pipe 4, check valve 5 of A water inlet pipe polyphone also is tightly connected with coarse filtration 3, another joint and the B water inlet pipe 6 of pump 7 right-hand members are tightly connected, oppositely be connected in series a check valve 5 in the B water inlet pipe 6, joint 2 with RO membrane module 1 is tightly connected again, B water inlet pipe 6 is before oppositely being connected in series check valve 5,17 joint C are connected by arm 9 with two position three-way valve, the left end of the pump 7 dope pipe 16 that is tightly connected, the dope pipe respectively with the joint E of two position three-way valve, D is tightly connected, two-position three way valve union K is tightly connected mutually with high pressure dope pipe 19a, high pressure dope pipe is tightly connected with the joint H of RO assembly 1 respectively, with be tightly connected with dope comb 18 again behind surplus valve 19 polyphone, the joint G and the dope comb 18 of two position three-way valve 17 are tightly connected.

With reference to Fig. 1, principle of work of the present utility model: hold hand bar 12 and move downward, hand bar 12 moves downward around coupling shaft 14, coupling shaft 13 drivening rods 11 on the hand bar move right, connecting rod drives piston 8 by coupling shaft 10 and moves right, piston 8 compression pumps 7 right chamber maritime interior waters, produce high pressure sea water, high pressure sea water splits into two the tunnel through B water inlet pipe 6, one the tunnel through check valve 5, the joint 2 of RO membrane module 1, enter the RO membrane module, another road enters the right control chamber of valve through the joint C of two position three-way valve 17, promotes valve body and moves to left end, makes the K of two position three-way valve 17, E communicates.Enter separation generation concentrated seawater and the pure water of the high pressure sea water of RO membrane module 1 through film, concentrated seawater flows out by joint H, in the left chamber through two-position three way valve union K, E inflow pump 7, promote piston 8 and move right, reclaimed the high-pressure energy of concentrated seawater like this, the high pressure concentrated seawater feeds surplus valve 19 simultaneously, when concentrating sea pressure, high pressure surpasses the ultimate value that allows, then surplus valve is opened, and part high pressure concentrated seawater enters dope comb 18, enters marine.RO membrane module 1 isolated pure water flows into water purification jar 21 and collects through joint J, DI 20.

With reference to Fig. 2,1, when hand bar 12 moves upward, hand bar 12 drivening rods 11 move upward, connecting rod drives piston 8 and is moved to the left, and the concentrated seawater in the Piston Compression pump 7 left chambeies is through the D joint of dope pipe 16 and two position three-way valve 17, enter the left chamber of valve, promote valve body and move to the right-hand member position, F, G are communicated with, and concentrated seawater is through F, G passage, marine through 18 inflows of dope comb again.

When simultaneously piston 8 was moved to the left, the right chamber of pump 7 formed negative pressure, and seawater is in the right chamber of coarse filtration 3, A water inlet pipe 4, check valve 5 suction pumps 7.

With reference to Fig. 3, manpower lever's motivating force of the present utility model can be used electric motor driving power instead.Structure is: connecting rod 11 is rotationally connected by coupling shaft 13 and eccentric wheel 22, and eccentric wheel and the motor 24 of being with speed reduction unit are fixedly connected by output shaft 23.The same Fig. 1 of other structure.

Principle of work: when motor 24 electric after, its output shaft 23 turns clockwise, and drives eccentric wheel 22 and also does corresponding the rotation, and coupling shaft 13 drivening rods 11 move right, connecting rod is pushed piston 8 to move right to by coupling shaft 10, makes system do the identical motion of above-mentioned manpower lever's type of drive.

Claims

1, a kind of reverse osmosis membrane filt with the energy-conservation mechanism of fluid pressure type, contain pump (7), A water inlet pipe (4), RO membrane module (1), high pressure dope pipe (19a), DI (20), water purification jar (21), it is characterized in that: structure is rotationally connected with coupling shaft (14) by hand bar (12) lower end and hinge seat (15), hand bar interstitial hole is rotationally connected with coupling shaft (13) and connecting rod (11) left end, the right-hand member of connecting rod (11) is rotationally connected with coupling shaft (10) and piston (8), the right-hand member of pump (7) has two joints, one is tightly connected with A water inlet pipe (4), an A water inlet pipe polyphone check valve (5) also is tightly connected with coarse filtration head (3), another joint and the B water inlet pipe (6) of pump (7) right-hand member are tightly connected, oppositely be connected in series a check valve (5) in the B water inlet pipe (6), joint (2) with RO membrane module (1) is tightly connected again, B water inlet pipe (6) is preceding at reverse serial connection check valve (5), joint C is connected by arm (9) with two position three-way valve (17), the left end of pump (7) the dope pipe (16) that is tightly connected, the dope pipe respectively with the E of two position three-way valve, D is tightly connected, two-position three way valve union K is tightly connected mutually with high pressure dope pipe (19a), high pressure dope pipe is tightly connected with the joint H of RO assembly (1) respectively, and is tightly connected with dope comb (18) again behind surplus valve (19) polyphone.

2, reverse osmosis membrane filt according to claim 1 is characterized in that: connecting rod (11) is rotationally connected by coupling shaft (13) and eccentric wheel (22), and eccentric wheel and the motor (24) of being with speed reduction unit are fixedly connected by output shaft (23).