Technical background
At present, the water quality of tap water mainly is subjected to the secondary pollution influence of self changing of water supply line and building water tank, and pollutant wherein can be divided into organic substance and inorganic matter.These pollutants exert a certain influence to the safe water of resident living, especially directly take surface water or underground water under the incomplete situation of public water facilities, and the existence of these pollutants is the significant threat to people's life safety.Even can hear also that in very high-grade residential quarter relevant water tank water is subjected to secondary pollution problem in the city.Therefore how to provide many together effective safety guarantee just to become the problem that people are concerned about to safe water.
Particularly the secondary pollution problem of water tank water and the secondary pollution problem on the water supply pipe are of common occurrence, a lot of relevant family expenses water purification plants have been expedited the emergence of thus, existing family expenses water purification plant is of all kinds, a feast for the eyes, but all has two major technology problems:
One, the filter medium detention is filtered thing and forms secondary pollution;
Two, need the labor cleaning to be filtered thing or periodic replacement filter medium.
Particularly on large-scale high-grade water purifier, these two problems are even more serious, these water purifiers when water is carried out filter cleaning with regard to with on the filter medium be filtered thing particularly organic substance water body has been carried out secondary pollution, be actually with new more recessive pollution and replaced original pollution, and these so-called high-grade water purifiers structure more complicated all often, single-throw is not gone into the expense height concerning ordinary consumer, safeguards also pretty troublesome.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of simple in structure, economical and practical, effectively purifying water body can be realized the water faucet structure of self-cleaning again.
Another object of the present invention is to provide a kind of self cleaning method of water faucet structure.
In order to realize first goal of the invention, the technological scheme of employing is as follows:
A kind of automatically cleaning filter water faucet structure, comprise the ball core that is connected with switch knob, on change water channel, filter disk, change water channel down, described go up the conversion water channel be arranged on ball in-core portion, on change to set gradually below the water channel and filter disk and conversion water channel down, described filtration disk is provided with filter screen, and described going up changed the water channel lower end and be provided with the dirty bar of scraping that contacts with filter screen on the conversion water channel down.
Of the present inventionly scrape dirty strip adoption rubber strip.
In the technique scheme, described go up the conversion water channel and filter between the disk be provided with the one-way rotation structure, go up the conversion water channel when promptly switch water handle is opened and filter disk and rotate together, but switch water handle is gone up the conversion water channel when closing and is rotated separately.
Described filtration disk is provided with four isolated areas that are equal to, and leaves a blank in two wherein relative zones, and two other relative zone is equipped with filter screen, the described zone that filter screen is installed with leave a blank regional adjacent.
The described water channel of conversion down is provided with three through holes, corresponding set three the adjacent zones of disk of filtering of described through hole.
The described conversion water channel of going up is divided into three independently subchannels, and wherein first subchannel is provided with the water inlet, and second subchannel is provided with osculum, and the 3rd subchannel is provided with the circular hole that communicates with second subchannel, the through hole of conversion water channel under each subchannel correspondence.
The present invention also is provided with transparent shield, and described transparent shield is arranged on down the below of conversion water channel, and cover is lived in to change water channel, filters disk, changed water channel down.
In order to realize second goal of the invention, the technological scheme of employing is as follows:
A kind of self cleaning method of automatically cleaning filter water faucet structure, the specific operation of described self cleaning method are as follows:
When handle is opened, filter disk, on change water channel, the ball core rotates together, filters the dirty bar friction of scraping that disk is subjected to conversion water channel down in rotation process, the dirt below the filter screen is removed, handle has current to flow through filter screen in the process of opening, and dirt is rinsed out;
When handle is closed, filter disk and maintain static, on change water channel along with the ball core rotates together, be arranged on the upper end of scraping dirty bar friction filter screen on the conversion water channel, realized the cleaning on the filter screen.
The present invention is provided with the one-way rotation structure by the rotating shaft position at last conversion water channel and filtration disk, guarantee to filter the one-way rotation of disk, described filtration disk is along with 90 degree of switching one-way rotation each time of handle, filter disk and be divided into four identical zones, and the through hole and the filter screen that are arranged in the zone are at interval separately, make that actual water by filter screen all can oppositely once have been realized the back flush to filter screen when the filtration disk turn 90 degrees.
The present invention adopts the transparent shield of being made by transparent material, the incrustation situation that can supervise filter screen in real time, and described transparent shield and water nozzle adopt and be threaded, and be for convenience detach.
The present invention has following characteristics:
1, can carry out automatic wiper cleaning to filter screen, reduce even avoided being filtered thing remaining on the filter screen;
2, current can reverse, and utilize reverse flow that filter screen is washed;
3, can monitor in real time the incrustation situation on the filter screen;
4, maintenance, repair are convenient.
Embodiment
The present invention is described further below in conjunction with accompanying drawing.
Structure of the present invention as shown in Figure 1, comprise ball core 1, on change water channel 2, filter disk 3, change water channel 4, transparent cover 5 down.
The structure of describedly go up conversion water channel 2, filter disk 3, changing water channel 4, transparent cover 5 down as shown in Figure 2, last conversion water channel 2 be arranged on ball core 1 inside, on change to set gradually below the water channel 2 and filter disk 3 and conversion water channel 4 down, described filtration disk 3 is provided with filter screen 31, described upward conversion water channel 2 lower ends are provided with scrapes dirty bar 21, under change water channel 4 upper ends and be provided with and scrape dirty bar 41, describedly scrape dirty bar 21,41 and contact with filter screen 31.Described filtration disk 3 is provided with four isolated areas that are equal to, and two wherein relative zones are the portion of leaving a blank 32, and two other relative zone is equipped with filter screen 31, and filter screen 31 is adjacent with the portion 32 of leaving a blank.The described water channel 4 of conversion down is provided with three through holes, one of them is water inlet 41, two is osculum 42, and water inlet 41 and osculum 42 be corresponding to filter set three the adjacent zones of disk 3, described go up conversion water channel 2 and filter between the disk 3 also be provided with check device 6.
In the invention process process, be installed on the water nozzle structure as shown in Figure 3, be equipped with water nozzle of the present invention and comprise conventional components 7 and automatically cleaning parts 8 (being structure of the present invention).
Working procedure of the present invention is as follows:
Handle filters disk 3 when opening direction and pull and last conversion water channel 2 also has ball core 1 to move together, the dirt of filter screen 31 bottoms is dispeled in dirty bar 41 frictions of vulcanite scraper that filtration disk 3 is subjected to changing down on the water channel 4 in movement process, handle just has current to flow through filter screen 31 in the process of opening, just dirt can be rinsed out, when handle is closed, it is fixed filtering disk 3, still rotate together along with ball core 1 and go up conversion water channel 2, be arranged on the top that the dirty bar 21 of the vulcanite scraper of conversion on the water channel 2 will scrape filter screen 31 this time and realized the cleaning on filter screen 31 tops, the rotating shaft position design of last conversion water channel 2 and filtration disk 3 has the one-way rotation structure, guarantee to filter the one-way rotation of disk 3, it can be along with 90 degree of folding one-way rotation each time of handle, because filtering disk 3 and be four minutes that open and leave a blank portion 32 and filter screens 31 is at interval separately, actual water by filter screen 31 all can oppositely once have been realized the back flush to filter screen 31 when filtration disk 3 turn 90 degrees.The outer cover 5 of filtration adopts transparent material, the incrustation situation that can supervise filter screen 31 in real time.If the water the when user sees that by transparent shell filter screen 31 has many dirts can not want firm unlatching water nozzle is if filter screen 31 relatively totally just can directly be taken.Adopt between transparent housing 5 and water nozzle to be threaded, have the time of needs can dismantle filtering mechanism, maintain easily.