CN2801266Y

CN2801266Y - Fast filtering aeration purfication device

Info

Publication number: CN2801266Y
Application number: CN 200520061018
Authority: CN
Inventors: 梁宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-07-08
Filing date: 2005-07-08
Publication date: 2006-08-02
Anticipated expiration: 2015-07-08

Abstract

The utility model provides a fast filtering aeration purification device which adopts respective filtration of upper and lower levels, oxygen adding purification and the backwashing decontamination of the upper and lower filtering layers by pressure water and air-water. The utility model is characterized in that the upper filtering layer of a first stage is a filtering material layer for thick granules, the upper filtering layer firstly purifies and filters thick granule sundries out in a great amount of quantity, and then, clean water is filtered and purified by the second stage particulate filtering material layer after the oxygen is added by the fluid jetting device. The water after the purifying and oxygen adding periods by the two stages can obtain good purifying and oxygen adding effects, and the water quality completely fits sanitary drinking requirements. The purifying speed is high, and the full purifying period needs about five minutes. The utility model avoids the complicated technology in a water plant, such as chemical feeding, mixing, reaction, precipitation, filtering and disinfection. The utility model saves engineering cost and other resources above 70% and is a new breakthrough of water purified technology.

Description

Filter oxygenation purification plant fast

Technical field

The utility model relates to a kind of water purifying means, particularly a kind of quick filtration oxygenation purification plant.

Background technology

The microparticle filtering layer filtering and purifying of existing quick ejector oxygenation, the deep purifying to municipal tap water (or water body of similar water quality) has good technology economic.But its source water big to impurity content (as 1-4 class water body or similar water body) is when purifying, the very easy obstruction of filtering layer, and the backwash number of times is frequent, thereby economic benefit is relatively poor.

Summary of the invention

The purpose of this utility model provides a kind ofly both can carry out deep purifying to the municipal tap water, can carry out oxygenation to 1-4 class water body (or similar water quality water body) again and purify, and made it to meet the safe drinking water requirement, so that improve the techno-economic effect of water purification facilities.The utility model is realized in such a way:

Inner working of the present utility model is to be divided into decontamination procedure and backwashing procedures.

By pressure come water pipe, water intaking valve, go up water inlet pipe, shell, upper cover plate, lower shoe, scum valve, first filter screen, upward pressure chamber, go up filtering layer, second filter screen, first clean water chamber, median septum, go up recoil valve, go up recoil tube, supernatant solenoid, supernatant water valve, ejector, water inlet pipe, water intaking valve, recoil oral siphon, downforce chamber, the 3rd filter screen, down blow valve, filtering layer, the 4th filter screen, second clean water chamber, the quick filtration oxygenation purifier formed such as purge valve down down down down down, its operation procedure following (as shown in Figure 1):

Decontamination procedure:

Press water more than or equal to 3.0 kilograms every square centimeter, pass through the water intaking valve 2 of unlatching in order, last water inlet pipe 3, upper cover plate 6, then from top to bottom, enter upward pressure chamber 21, during again by 40-100 purpose first filter screen 7, after bigger granule foreign is held back by it in the water, promptly entering the grain diameter of by 40-120 purpose filter screen 9 supports is the 20-60 order, when thickness is the last filtering layer 8 of 30-120 millimeter, various impurity in the water produce complicated absorption in filtering layer, cohesion, reactions such as complexing, form bigger granule, wherein, thicker particle major part is held back by filtering layer, this water continues to enter first clean water chamber 22 by 120-200 purpose the 3rd filter screen 17.Behind first clean water chamber 22 that the fewer this water of impure amount enters again with the 3rd filter screen 17 links to each other, promptly by supernatant water pipe 10, the supernatant water valve of opening 11, when being admitted to ejector 12 with per second 12-25 rice high speed nozzle, form certain negative pressure in the ejector 12, this strength is passed through the air admission hole of the 3-50 millimeter of ejector itself again, the air of the 1-3 times of water yield is sucked, and airborne oxygen is dissolved in the water to greatest extent, make this water become gas-water mixture rapidly, the following water inlet pipe 13 of gas-water mixture by being connected with ejector, the following water intaking valve of opening 14, enter downforce chamber 27, when it passes through 120-200 purpose the 3rd filter screen, there is partial impurities to be trapped in the water again, remaining impurity enters the 40-80 order with gas-water mixture, thickness is the following filtering layer 18 of 60-200 millimeter, various materials in this mixing water also can produce complicated absorption in the filtering layer 18 down, cohesion, reactions such as complexing, form bigger granule, make the filtering layer surface form the fine and close filter membrane of one deck colloid shape gradually, when water passes through it, most impurity (comprising bacterium) in the water all can be held back by it, remaining clean, having increased clear water that dissolved oxygen meets the health standard for drinking again, then particle diameter by stable support be the 40-80 order, thickness is that the following filtering layer 18 and the aperture of 60-200 millimeter is 100-200 purpose the 4th filter screen 19, enters by shell 30, the 4th filter screen 19, second clean water chamber 23 that lower shoe 29 grades are formed.At this moment, qualified oxygenation clean water is used for the user by purge valve 20 outflows down.

Along with the increase of production time, the impurity of holding back in the device also can increase thereupon, thereby the output of oxygenation clean water can gradually reduce, and in the time can not satisfying instructions for use, promptly will carry out backwash to this purifier.

Backwashing procedures:

This program is specifically carried out in two steps.

The first step is carried out backwash to following filtering layer (18) earlier.Its program is: open down blow valve 26 → open and close recoil valve 4 → close down purge valve 20 → unlatching water intaking valve 2 in recoil valve 16 → close scum valve 25 → pass down.At this moment, air water mixing water after ejector 12 oxygenations, just through following recoil tube 15, down recoil valve 16, down recoil oral siphon 24, enter second clean water chamber 23, from lower to upper, the 4th filter screen 19, following filtering layer 18 are carried out powerful air-water backwashing, making relatively, the particle filtering layer of " solid-state " expands, and " fluidised form " of formation strenuous exercise, so the impurity that is attached in the filtering layer particle is stripped from, be mixed in the air water of recoil, the air water that is risen rapidly carries, through the 3rd filter screen 17, enter downforce chamber 27, get rid of by down blow valve 26 again.Above-mentioned backwash need last 3-15 minute.

In second step, last filtering layer 8 is carried out backwash.Its program is: open scum valve 25 → close recoil valve 4 in the 11 → unlatching of supernatant water valve → close into water valve 2.Press water just enters first clean water chamber 22 along recoil valve 4, last cleaning hose 5 in this way, again through second filter screen 9, from lower to upper last filtering layer 8 is carried out backwash, making relatively, the particle filtering layer of " solid-state " expands, and form " fluidised form ", and so just can the impurity that be attached in the filtering layer particle be peeled off, be mixed in the recoil water, be carried again, through first filter screen 7, enter upward pressure chamber 21, get rid of by scum valve 25 again.This backwash need last 3-15 minute.

After the backwash subprogram was finished, the tamper in the filtering layer had been eliminated substantially, at this moment, promptly can recover the subprogram of purifying waste water of this device again, produced normally.

The utility model need not regularly replace medium (changing core), and only need regularly screen pack and filtering layer to be carried out backwash, and it is convenient and swift, device can forever use, and is fast to source water purification speed, omnidistance about 5 minutes consuming time, exempted the technology such as dispensing, sterilization, precipitation, filtration of conventional water factory, water producing cost is low, save construction costs and other resource more than 70%, and device is easy to maintaining.

Below in conjunction with accompanying drawing enforcement of the present utility model is described in further detail:

Description of drawings

Fig. 1 is the cross-sectional schematic of the utility model internal structure;

Fig. 2 is the schematic top view of the utility model along Fig. 1 1-1;

Fig. 3 is the cross-sectional schematic of the utility model along Fig. 1 3-3.

The specific embodiment

As shown in Figure 1-Figure 3, a kind of quick filtration oxygenation purification plant, comprise that pressure comes water pipe 1, water intaking valve 2, last water inlet pipe 3, upper cover plate 6, lower shoe 29, shell 30, the inner and upper that it is characterized in that shell 30 has one deck first filter screen 7, form a upward pressure chamber 21 between first filter screen 7 and the upper cover plate 6, upward pressure is indoor an external scum valve 25 of water pipe, filtering layer 8 on one deck is arranged at the bottom of first filter screen 7, last filtering layer 8 is by 9 supports of second filter screen, there is a median septum 8 below of second filter screen 9, form one first clean water chamber 22 between the median septum and second filter screen 9, a supernatant water pipe 10 is arranged in first clean water chamber, the external supernatant water valve 11 of supernatant water pipe, first clean water chamber also has one to go up recoil tube 5, last recoil tube 5 and connect one and go up recoil valve 4 and come water pipe 1 to be communicated with pressure, a following recoil tube 15 is arranged at the bottom of median septum 28, there are a following water intaking valve 14 and ejector 12 coupled on the following recoil tube, the other end of ejector is connected with supernatant water valve 11, one deck the 3rd filter screen 17 is arranged at the bottom of recoil tube 15, form a downforce chamber 27 between the 3rd filter screen and the recoil tube, downforce is indoor an external down blow valve 26 of water pipe, there is filtering layer 18 under one deck the below of the 3rd filter screen 17, following filtering layer 18 is by 19 supports of one deck the 4th filter screen, form one second clean water chamber 23 between the 4th filter screen and the lower shoe 29, second clean water chamber is by external following purge valve 20 of water pipe and following recoil valve 16, and following recoil valve is communicated with following recoil tube 15.

Claims

1, a kind of quick filtration oxygenation purification plant, comprise that pressure comes water pipe (1), water intaking valve (2), last water inlet pipe (3), upper cover plate (6), lower shoe (29), shell (30), the inner and upper that it is characterized in that shell (30) has one deck first filter screen (7), form a upward pressure chamber (21) between first filter screen (7) and the upper cover plate (6), upward pressure is indoor an external scum valve of water pipe (25), filtering layer on one deck (8) is arranged at the bottom of first filter screen (7), last filtering layer (8) is by second filter screen (9) institute support, there is a median septum (28) below of second filter screen (9), form one first clean water chamber (22) between median septum and second filter screen (9), a supernatant water pipe (10) is arranged in first clean water chamber, the external supernatant water valve of supernatant water pipe (11), first clean water chamber also has one to go up recoil tube (5), last recoil tube (5) and connect one and go up recoil valve (4) and come water pipe (1) to be communicated with pressure, a following recoil tube (15) is arranged at the bottom of median septum (28), there are a following water intaking valve (14) and ejector (12) coupled on the following recoil tube, the other end of ejector is connected with supernatant water valve (11), one deck the 3rd filter screen (17) is arranged at the bottom of recoil tube (15), form a downforce chamber (27) between the 3rd filter screen and the recoil tube, downforce is indoor an external down blow valve of water pipe (26), there is filtering layer under one deck (18) below of the 3rd filter screen (17), following filtering layer (18) is by one deck the 4th filter screen (19) institute support, form one second clean water chamber (23) between the 4th filter screen and the lower shoe (29), second clean water chamber is by external following purge valve of water pipe (20) and following recoil valve (16), and following recoil valve is communicated with following recoil tube (15).

2, purifier according to claim 1, the aperture that it is characterized in that first filter screen (7) is the 40-100 order.

3, purifier according to claim 1 is characterized in that the particle diameter in the filtering layer (8) is the 20-60 order, and thickness is the 30-120 millimeter.

4, purifier according to claim 1, the aperture that it is characterized in that second filter screen (9) is the 40-120 order.

5, purifier according to claim 1, the aperture that it is characterized in that the 3rd filter screen (17) is the 120-200 order.

6, purifier according to claim 1 is characterized in that the interior particle diameter of filtering layer (18) is the 40-80 order down, and thickness is the 60-200 millimeter.

7, purifier according to claim 1, the aperture that it is characterized in that the 4th filter screen (19) is the 100-200 order.

8, purifier according to claim 1, the nozzle flow velocity that it is characterized in that ejector (12) are per second 12-25 rice, and air admission hole is the 3-50 millimeter.

9, purifier according to claim 1 is characterized in that pressure comes the water pressure of water pipe (1) to be 〉=3.0kg/cm ²