CN2172279Y

CN2172279Y - Household diatomaceous earth water purifier

Info

Publication number: CN2172279Y
Application number: CN 93214152
Authority: CN
Inventors: 王希其; 王庆辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-05-22
Filing date: 1993-05-22
Publication date: 1994-07-20
Anticipated expiration: 2003-05-22

Abstract

The utility model relates to a household diatomaceous earth water purifier, composed of a pipe connecting seat, a press cap, a valve seat, a filtering cavity and a water dividing net. The inner part of the filtering cavity is provided with filter bag, and the filter bag is orderly provided with a filter cotton, a diatomaceous earth filtering agent and a filter screen from top to bottom. The filtering agent has a fine cellular structure with high permeability and high filtering efficiency, and can also filter harmful disease sources, such as micro organism, colibacillus, blood fluke larva, etc., besides filtering impurity and iron rust in water. The household diatomaceous earth water purifier can be directly arranged on a water supply faucet, and the filtering agent is convenient for replacement. With low cost, the utility model is an inexpensive, convenient and novel household water purifying device.

Description

Household diatomaceous earth water purifier

Household water filter is a kind of a kind of water filter that is installed on domestic running water tap or the water pipe, and is widely-used both at home and abroad.At present to adopt powdered carbon basically be filtering medium to the most frequently used household water filter, because this filtering medium is to be filtration channel with the inter-granular porosity, filter road situation is difficult to control, filter effect a little less than, particularly the filterability to microorganisms such as bacteriums is extremely low.

The family expenses diatomite water purifier of present patent application is to be filtering medium (also claiming super-cell) with the diatomite that fuses.This filtering medium not only has the particle gap, and has inner incompressible fine clearance, filtration and infiltration rate height, and strainability is good, can filter out impurities, nuisance such as microorganism, the dried bacterium of large intestine and schistosomicide larva.The water quality that purifies through this water purifier obtains to improve greatly, and it is transparent to supply water, and water quality reaches the standard of national tap water.

By retrieval, still find no the patent documentation that the pass is the small-sized household water purifier of filtering medium with diatomite.

Goal of the invention of the present utility model provide a kind of small-sized, cheap, directly be connected on the domestic running water tap or ducted diatomite water purifier.This water purifier carries out also can the natural water that various needs are drunk being purified the removal of impurities filtration for tap water to the city except that being used for.

The family expenses diatomite water purifier of present patent application is divided into two types, and a kind of is the formula of directly using, and directly on water tap, tap comes water all through filtering for it; Another kind is the branch formula, and it directly on water tap or water pipe, comes water by transforming valve tap water to be purified by filtering medium, and undrinkable water directly flows out without filtering medium, to prolong the duration of service of filtering medium, reduces cost of use.

Embodiment below in conjunction with accompanying drawing and two kinds of diatomite water purifiers is elaborated.

Fig. 1 is a structure iron of directly using formula diatomite water purifier; Fig. 2 is the structure iron of branch with formula diatomite water purifier; Fig. 3 is position, the hole stretch-out view of round valve among Fig. 2; Fig. 4 is a valve seat orifice position stretch-out view among Fig. 2; Fig. 5 is an A-A sectional view among Fig. 2; Fig. 6 is a B-B sectional view among Fig. 2; Fig. 7 is that valve goes to the B-B sectional view that the pass water level is put among Fig. 2; Fig. 8 is a C-C sectional view among Fig. 2.

Among the figure:

1. stub (tube); 2. screw; 3. filter chamber covers; 4. tap compresses the caulking gum pad; 5. upper bearing plate; 6. filter pulp; 7. filter chamber cylindrical shell; 8. diatomite filtration agent; 9. filter screen; 10. lower support plate; 11. tapping hole net; 12. pressure cap; 13. stub (tube) pressure cap; 14. valve seat; 15. round valve; 16.O RunddichtringO; 17. breach buckshot spring coil; 18. valve rubber gasket seal; 19. handgrip; 20. outer chamber; 21. folliculus shell; 22. folliculus capping; 23. folliculus mouth sealing ring; 24. positioning bead; 25. stage clip; 26. pull-out piece spring screw.

Service water tap mouth places tap to compress on the caulking gum pad 4 among Fig. 1, by stubborn screw 2 pinch faucets, tap and stub (tube) 1 is fused.By the thread connection of filter chamber lid 3 with filter chamber cylindrical shell 7, formation can join separable filtration cavity, when filter chamber lid and filter chamber cylindrical shell are tightened, can make tap be pressed on tap and compress on the caulking gum pad 4, prevents from the excessive of water.Pad 4 is supported on the fixed position by upper bearing plate 5.Tap comes water through the aperture in 4 and 5, arrives filter pulp 6.Filter continuous 6 can be crossed the big impurity particle of elimination more than 50 microns, and water-dispersion can be filtered in diatomite filtration agent 8, diatomite filtration agent 8 is that 240 purpose copper wires or stainless steel filtering net 9 seal by mesh, and filter screen 9 is bearing on the lower support plate 10 with a plurality of draining apertures.Water is pooled to the posticum that filters under the cavity by the aperture of filter screen 9 and lower support plate 10 after filtering, and is stainless steel tapping hole net 11 outflows of 0.5mm through the aperture.Tapping hole net 11 is pressed on the water outlet of filter chamber cylindrical shell 7 by pressure cap 12.After the water purifier filtering medium reaches the duration of service of regulation, can back out the filter chamber cylindrical shell and change filtering medium.

Family's tap mounting structure is the same with Fig. 1 structure among Fig. 2, and difference is that stub (tube) 1 is pressed on the valve seat 14 by stub (tube) pressure cap 13.Round valve 15 is contained among the valve seat 14, moves rotatable these valves of handgrip 19 and makes water to form respectively to close, feed in the folliculus shell 21 or feed space between outer chamber and the folliculus shell.The left side of round valve 15 seals with valve seal rubber sheet gasket 18, and the right is by O-ring seals 16 sealings.Round valve 15 is finished by compressible and breach buckshot spring coil 17 spreading with the axial location of valve seat 14.Their three fixing position of rotation that 48 degree of being separated by are circumferentially arranged by the positioning bead 24 that the stage clip 25 that is compressed by pull-out piece spring screw 26 among Fig. 5 is pushed down, are pressed in three half slots of round valve 15 and realize.The filtration cavity of this kind of water purifier is called folliculus, forms by folliculus shell 21, folliculus capping 22, filter pulp 6, diatomite filtration agent 8 and filter screen 9, and replaceable.Folliculus is made by manufactory is whole, and folliculus capping and folliculus shell are that all-in-one-piece is shut in hot pressing, and be non-disconnectable during use.When outer chamber 20 screw threads are screwed into valve seat 14 lower cover internal threads, the evagination pipe that the prosopyle is arranged in the folliculus capping be pressed on valve seat 14 below have in the recessed circular groove of posticum, and, folliculus is fastened in the cavity by folliculus mouth sealing ring 23 sealing.When needs filter water, round valve 15 is in Fig. 6 position, after water enters folliculus, by the impurity of filter pulp elimination greater than 50 microns, and entering diatomite filtration agent 8 after the water-dispersion, a plurality of apertures below filter screen 9 that process copper or stainless steel are made and the folliculus shell 21 are pooled to the posticum below the outer chamber, make tapping hole net 11 through stainless steel and flow out, and the tapping hole screen distance is 0.5mm.When water did not need to filter, round valve 15 was in Fig. 8 position, came water to enter in the outer chamber 20 and the outer passage of folliculus, flowed directly to the water outlet below the outer chamber 20, and flowed out through tapping hole net 11.When the stop water, round valve 15 is in Fig. 7 position, closes Lai Shui.

Fig. 3 and Fig. 4 are the stretch-out views of round valve 15 and position, valve seat 14 hole among Fig. 2.Being decided to be 0 degree coming water to close, is that water needs strain position when then handgrip 19 back commentaries on classics 48 are spent, and preceding commentaries on classics 48 is that water does not filter when spending, and supplies with former water level and puts.

The change that the import and export of water purifier are certain in addition can be directly installed on family's water supply water pipe and use.

Folliculus in the water purifier of Fig. 2 when using the specified time, can be backed out outer chamber and change, and folliculus is supplied by water purifier manufacturer.

More than two kinds of diatomite filtration agent that the equal service requirements of pattern water purifier is identical, this filtering medium requires to be sintered into crystal type diatom structure with the Primary Study of Choosing Diatomite that is not less than secondary through adding fusing assistant, its composition requires silicon-dioxide greater than 85%, aluminium sesquioxide is lower than 5%, and ferric oxide is lower than 2%, and lead is lower than 40PPm, arsenic is lower than 6PPm, bulk density is lower than 0.45, and granularity is being crossed standard sieve 150 orders, but between standard sieve 200 orders.Other part all requires nontoxic, the non-corrosive material manufacturing.

More than straight when producing in enormous quantities with the formula water purifier its cost in ten yuan of Renminbi, each 80 grams of changing of interior dress diatomite filtration agent, cost is in 0.4 yuan of Renminbi.External similar activated carbon filter price is between 5 to 10 dollars at present.Divide with the formula water purifier and produce cost in enormous quantities in 20 yuan of Renminbi, interior dress folliculus cost is within 1 yuan of Renminbi.External similar activated carbon filter price is between 25 to 40 dollars at present.

Claims

1, a kind of family expenses diatomite water purifier, form by stub (tube), stub (tube) pressure cap, valve seat, filtration cavity and tapping hole net, it is characterized in that stub (tube) and stub (tube) pressure cap are contained in above the valve body, the valve body epicoele is put a tap and is compressed the caulking gum packing ring, round valve is housed in the middle of the valve body, the round valve overhanging end is equipped with handgrip, link to each other with filtration cavity screw thread below the valve body, filter and place the filter bag in the cavity, in the filter bag filter pulp is housed in turn from top to bottom, the posticum place is equipped with tapping hole net and pressure cap below diatomite filtration agent and the filter screen, filtration cavity.

2, as right 1 described water purifier, it is characterized in that filtering the diatomite filtration agent of placing in the cavity for fusing the crystal type shape particulate diatomite that looses, granularity is put bulk density less than 0.45 at mistake standard sieve 150 orders with only between standard sieve 200 orders.

3, water purifier as claimed in claim 1 is characterized in that filter screen is copper wire gauze or Stainless Steel Cloth, and mesh order number is standard sieve 240 orders.

4, water purifier as claimed in claim 1 is characterized in that the tapping hole net is a Stainless Steel Cloth, square mesh, and the length of side is 0.5mm.

5, water purifier as claimed in claim 1, the round valve that it is characterized in that the vertical handgrip of ribbon gymnastics of device in the valve seat, valve seat and round valve axial restraint, on the breach circle of valve seat and round valve, the retainer spring circle is housed, round valve can rotate the location on localized three positions of positioning bead institute of being pressed by stage clip, with place, round valve porthole seal washer and O RunddichtringO is set in the valve support chamber.

6, water purifier as claimed in claim 1 is characterized in that pipe connector is contained in filter chamber and covers face, and the filter chamber lid links to each other with filtration cavity screw thread, put tap from top to bottom successively in the filtration cavity and compressing caulking gum packing ring, upper bearing plate, filter pulp, diatomite filtration agent, filter screen and lower support plate.