CN201735223U

CN201735223U - Spiral-flow type desanding filter with backwashing blowdown function

Info

Publication number: CN201735223U
Application number: CN2010202918091U
Authority: CN
Inventors: 罗兴富
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-16
Filing date: 2010-08-16
Publication date: 2011-02-09
Anticipated expiration: 2020-08-16

Abstract

A spiral-flow type desanding filter with backwashing blowdown function comprises a pyramid, a laser hole filter sieve, an arc-shaped slag damming shield and a cone-shaped slag hopper, and is characterized in that the cone-shaped slag hopper is arranged at the lower part of a closed vessel, slag inlet holes are distributed at the arc-shaped top of the cone-shaped slag hopper all over, a support bar and the arc-shaped slag damming shield are arranged in the center of the arc-shaped top, the laser hole filter sieve is arranged at the upper part of the arc-shaped slag damming shield, a first landing foot is arranged at the rear part of the closed vessel, a second landing foot is arranged on the front right side of the closed vessel, a third landing foot is arranged on the front left side of the closed vessel, a water inlet is formed at the eccentric part on the upper left side of the closed vessel, a water outlet is formed at the top of the closed vessel, and a water outlet of a filtering device is communicated with a water inlet of a purified water tank. The desanding filter is economical and applicable, has high decontamination efficiency, can achieve cleaning during running, and can provide qualified healthy drinking water for enterprises, public institutions and families that adopt dispersal water supply in rural area.

Description

A kind of spiral-flow type with sewage backwash function is removed sand filter

One, technical field

The utility model relates to water correction plant, particularly uses for the enterprises and institutions that live in the rural area, especially solves the long-term manufacturing field of perplexing the filter of the drinking water that uses in rural area dispersion water intaking family.

Two, background technology

Show according to relevant departments' investigation, the water source of China's life in the countryside drinking water mainly is based on underground surface water, drink phreatic population and account for 75%, the population of drinking the surface water accounts for 30%, basically be peasant household with good conditionsi digging well to get water, unconditional just at rivers, the lake, reservoir, water intaking is drunk in the gully, and river and the underground water of the whole nation more than 90% is polluted at present, even severe contamination, its pollution is loathsome especially, especially the underground water iron extracted out of Electrical Well, manganese, alkali, chlorine, the colloid thing, toxic byproduct, agricultural chemicals, bacterium, silt, iron rust, suspension, microorganism, Escherichia coli, solid impurity pollutes, sdI value and calcium ions and magnesium ions exceed standard, even there is well that water is arranged, also severe overweight can't be drunk, and is threatening human healthy.The condition of similar city tap-water is not used in general small towns and administrative natural village, and directly with underground water or the face of land natural stream networks source as drinking water, its present situation is drinking water pollution, severe overweight for small towns and people in the countryside; And the present situation of above-mentioned pollution has constituted loose water intaking personnel health's the very big threat of small towns and administrative natural village ground.

The purpose that purifies, reaches drinking water sanitary standard again that now has many water purifier products mainly to be based on city tap-water on the market designs, and can not solve the rural area and disperse water intaking population directly to adopt water source such as underground surface water to reach the purpose that People's Republic of China's " drinking water sanitary standard " becomes Drinking Water after purifying.As: it (ZL200920081858X), is the water source with the running water that Chinese patent literature discloses a kind of " town and country household quality separation water intaking water purifier ", adopts quartz sand filtration, multifunctional composite filter material filtration treatment to become Drinking Water.

Three, utility model content

The utility model mainly is in conjunction with China's reality, push forward the building of a new socialist countryside and the urban-rural integration construction, with country the basic safe and sanitary water works of rural and urban population is matched, purpose provides a kind of spiral-flow type with sewage backwash function and removes sand filter, reaches the problem that People's Republic of China's " drinking water sanitary standard " becomes safe drinking water to solve town and country underground water and surface water.This novel purpose is realized by following technical scheme: a kind of spiral-flow type with sewage backwash function is removed sand filter, comprise cone, the laser hole sieves, arc pushing off the slag cover, the taper slag bucket, it is characterized in that: the bottom of this closed container is provided with the taper slag bucket, the arc top of taper slag bucket spreads all over and has the slag input hole, the center at arc top is provided with support bar, arc pushing off the slag cover, the top of arc pushing off the slag cover is provided with the laser hole sieves, the rear portion of closed container is provided with first landing leg, the preceding right side of closed container is provided with second landing leg, the preceding left side of closed container is provided with the 3rd landing leg, the eccentric part of this closed container upper left-hand is provided with water inlet, the sewage backwash mouth, the top of closed container has delivery port, and the bottom of closed container is provided with just washes sewage draining exit, the backwash water inlet; The delivery port of described filter is communicated with the water inlet of pure water jar.

Compare with prior art (on the basis of existing quartz sand filtration and multifunctional composite filter material filtration treatment), this novel pin has increased treatment steps such as just flushing and sewage backwash, hydrocyclone purification, arc pushing off the slag cover, the filtration of laser hole sieves to the water source, rural area.During this is novel, it is to utilize the principle of centrifugation to carry out effective desanding that spiral-flow type is removed sand filter, under the effect of eccentric water inlet pipe, after former water removes the water inlet pipe of sand filter through spiral-flow type, at first tangential direction forms surrounding fluid under oblique around the cylindrical shell, the current rotation is passed downwards, after current reach cone a part, then along rotating into the laser hole sieves on the drum shaft mind-set, discharge through outlet pipe then, meanwhile, assorted dirty under the effect of fluid inertia centrifugal force and self gravitation, and under the isolation of sieves, fall into cylindrical shell lower taper slag bucket along the cone wall, arc pushing off the slag cover can prevent effectively that foreign material from upwards rising, when the foreign material in being accumulated in slag bucket arrive to a certain degree, only need to open manually-operated gate, foreign material are promptly discharged under flow action, this operation principle can effectively be removed underground water, silt in the surface water water, iron rust, impurity, suspension, solid matter, fall turbid, Separation of Solid and Liquid, thoroughly remove incrustation scale, human body beneficial's potassium is provided simultaneously, sodium, calcium, strontium, carbonic acid, several mineral materials and trace elements such as metaphosphoric acid, thus make the water quality mouthfeel sweet more pure sweet; Manually positive sewage backwash can effectively be discharged the harmful substance that is suspended in the container water body, discharges in the lip-deep various harmful substances of sieves, and emission index keeps the circulation of internal tank water route up to more than 98.6%, effectively prevents out aqueous metamorphism; Filter back water quality and reach People's Republic of China's " drinking water sanitary standard ".

This is novel to have following characteristics: 1, utilize the principle of centrifugation to carry out effective desanding, under the effect of eccentric water inlet pipe, after former water removes the water inlet pipe of sand filter through spiral-flow type, at first tangential direction forms surrounding fluid under oblique around the cylindrical shell, the current rotation is passed downwards, after current reach cone a part, then along rotating into the laser hole sieves on the drum shaft mind-set, discharge through outlet pipe then, meanwhile, assorted dirty under the effect of fluid inertia centrifugal force and self gravitation, and under the isolation of sieves, fall into cylindrical shell lower taper slag bucket along the cone wall, arc pushing off the slag cover can prevent effectively that foreign material from upwards rising, when the foreign material in being accumulated in slag bucket arrive to a certain degree, only need to open manually-operated gate, foreign material are promptly discharged under flow action, this operation principle can effectively be removed underground water, silt in the surface water water, iron rust, impurity, suspension, solid matter, fall turbid, Separation of Solid and Liquid, thoroughly remove incrustation scale, human body beneficial's potassium is provided simultaneously, sodium, calcium, strontium, carbonic acid, several mineral materials and trace elements such as metaphosphoric acid, thus make the water quality mouthfeel sweet more pure sweet.2, can effectively discharge the harmful substance that is suspended in the container water body, discharge in the lip-deep various harmful substances of sieves, emission index keeps the circulation of internal tank water route up to more than 98.6%, effectively prevents out aqueous metamorphism.3, filter back water quality and reach People's Republic of China's " drinking water sanitary standard ".

This novel economizer is suitable for, and simple in structure, floor space is little, and scrubbing efficient height can be in operation and remove contamination, and is particularly suitable for living in enterprises and institutions and rural households' use in rural area, can place one at the delivery port of Electrical Well.

Four, description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:

Fig. 1 is the device connection diagram of this novel embodiment;

Fig. 2 is the structure chart of filter shown in Figure 1.

Five, the specific embodiment

Fig. 1 illustrates this novel water treatment facilities and is equipped with the situation of filtering power, as for rural households and enterprises and institutions' use, supply-water pump 2 is extracted the water in the Electrical Well 1 out, and sends into through pipe network and to carry out filtration treatment in this new device, and the water after the processing is sent in the water purification jar 5 for use.

Among Fig. 2, the closed container that filter 3 is made up of cone 3b and upper cover 3a, argon arc welding is connected cone 3b with upper cover 3a, the bottom of this closed container is provided with taper slag bucket 19, the arc top of taper slag bucket spreads all over and has slag input hole 20, the center at arc top is provided with support bar 21, arc pushing off the slag cover 22, the top of arc pushing off the slag cover is provided with laser hole sieves 18, the rear portion of closed container is provided with first landing leg 23, the preceding right side of closed container is provided with second landing leg 24, the preceding left side of closed container is provided with the 3rd landing leg 25, the eccentric part of this closed container upper left-hand is provided with water inlet 3c, sewage backwash mouth 3g, the top of closed container has delivery port 3d, and the bottom of closed container is provided with and just washes sewage draining exit 3e, backwash water inlet 3f.

Referring to Fig. 1, process from water treatment, former water enters (at this moment from the water inlet 3c on the closed container of filter through valve 3 and valve 4, the blowoff valve 8 of going into water valve 7 and back flush discharge mouth of blowoff valve 6 on the manual drain mouth on the external pipe and backwash water inlet cuts out, when going into blowdown of water valve supplying apparatus and cleaning, manual drain valve on this sewage draining exit and backwash use), after filtering, become Drinking Water, outwards export for using through valve 5.The delivery port of above-mentioned filter is communicated with the water inlet of pure water jar.

In addition, closed container can adopt stainless steel 304 materials or low-carbon steel material during this was novel, to satisfy quality and hygienic requirements.

Claims

1. the spiral-flow type with sewage backwash function is removed sand filter, comprise cone, the laser hole sieves, arc pushing off the slag cover, the taper slag bucket, it is characterized in that: the bottom of this closed container is provided with taper slag bucket (19), the arc top of taper slag bucket spreads all over and has slag input hole (20), the center at arc top is provided with support bar (21), arc pushing off the slag cover (22), the top of arc pushing off the slag cover is provided with laser hole sieves (18), the rear portion of closed container is provided with first landing leg (23), the preceding right side of closed container is provided with second landing leg (24), the preceding left side of closed container is provided with the 3rd landing leg (25), the eccentric part of this closed container upper left-hand is provided with water inlet (3c), and the top of closed container has delivery port (3d); The delivery port of described filter (3) is communicated with the water inlet of pure water jar.

2. spiral-flow type according to claim 1 is removed sand filter, it is characterized in that the closed container of described filter (3) is welded by cone and upper cover.

3. spiral-flow type according to claim 2 is removed sand filter, it is characterized in that, the bottom of the closed container of described filter (3) is provided with just washes sewage draining exit (3e), backwash water inlet (3f), and the eccentric part of closed container upper left-hand is provided with sewage backwash mouth (3g).