CN101791498B

CN101791498B - Valve control filter

Info

Publication number: CN101791498B
Application number: CN 201010130091
Authority: CN
Inventors: 卢正华
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-03-23
Filing date: 2010-03-23
Publication date: 2013-08-14
Anticipated expiration: 2030-03-23
Also published as: CN101791498A

Abstract

The invention relates to a valve control filter, belongs to the technical field of water filter and environmental protection, in particular to a device for filtering suspended solids of supplied water, reused reclaimed water swage and swage containing oil. The filter consists of a sewage outfall, a lift-assisting plate, a water and material separation device, a connecting rod, a filter material riser, a sewage purifying and separating device, a filtered water outlet, a main tank body, a uniformly distributed water device, a uniform blanking device, a vent valve, a pipeline, a discharge port, a control valve, a sewage drain pipe, a filter material washing barrel, an inlet of water to be filtered, and a tapered valve body. The invention has the beneficial effects of good filter effect, environmental protection and saving.

Description

An a kind of valve controlled filter device

Technical field

The invention belongs to water filtration and environmental technology field, be specifically related to the suspension filter of a kind of feedwater, middle water reuse, sewage and oil-polluted water.

Background technology

Existing granule filter material filter plant has following characteristics:

1, filtrate is anti-runs: generally be to adopt screen casing to prevent backwash race material, the screen casing gap is little, the suspension that goes out through backwash, greasy dirt, wear of filtering material powder, and foreign material etc., often stop up screen casing, cause equipment to be pressed, screen casing damages filtrate and runs away, and the equipment inner structure is damaged, solution is regularly to open equipment to clean screen casing, causes manpower financial capacity's time waste.

2, sieve plate adopts the sieve plate resistance to leak filtrate down, sieve plate generally is employing assembly and disassembly formula, and screw is many, the gap requirement is high, and the pressure reduction of filtration causes structure displacement and filtrate leakage race to cause the upstream device damage to happen occasionally, because filtration has certain pressure reduction, support framework needs firmly complicated.Adopt the leakproof of bed course method, rank from coarse to fine is many, mixes layer, the phenomenon that hardens is serious, recovers filtrate, a bed course and all changes.

3, filtrate backwash: need be equipped with backwash water source, backwashing pump, valve, manifold system in addition, the pipeline complexity is controlled, is switched frequently, and water consumption is big.Backwash need wait for that filtrate cuts dirty irregular.

4, power: adopt the mechanical agitation transmission, bring difficult sealing to guarantee, run, drip, leak happen occasionally, mechanical breakdown is many, consumable accessory change frequent, management difficulty is big, the big big energy-consuming of power of agitator, have that noise, heavy granule filter material are difficult to stir, filtrate is damaged severe; Adopt the compressed air backwash: highly energy-consuming, noise is big, water consumption is big, and the sewage backwash has pernicious gas to discharge, and the irregular filtrate of filtrate backwash has and hardens; Adopt pump circulation backwash: power consumption is high, noise is big, water consumption is big, the damaged severity of filtrate and pipeline, valve, control complexity.

5, control: switch valve is many during backwash, and the trouble point is many, need stop to filter, and system's instability, initial filter water matter is poor.

6, filtrate: because of screen casing, the restriction of sieve plate gap, the filtrate grain adopts more than the 0.5mm through general, otherwise can run leakage filtrate, therefore causes filtering accuracy limited.

Summary of the invention

The objective of the invention is: the filter plant that a kind of good filtration effect, environmental protection and saving are provided.

The object of the present invention is achieved like this: an a kind of valve controlled filter device, comprise that a top is the main tank body of cone for the cylinder bottom, the middle part sidewall of described main tank body arranges the preceding water inlet of filter, the top of described main tank body arranges filter back water out, a fixedly connected top, described main tank body upper end is that the filtrate of cone is washed bucket by rubbing with the hands for the cylinder bottom, described filtrate is washed the following bottom of bucket by rubbing with the hands and the last top of described main tank body is interconnected, the inner chamber top that described filtrate is washed bucket by rubbing with the hands arranges the water material separating device, the last top that described filtrate is washed bucket by rubbing with the hands arranges sewage draining exit, described sewage draining exit connects blow-off pipe, on the described blow-off pipe control valve is set, described filtrate is washed going to the bottom of bucket by rubbing with the hands cone valve is set, described cone valve connects to help by connecting rod carries plate, described helping carried plate and is arranged in the sewage draining exit, the middle part that described filtrate is washed bucket by rubbing with the hands connects the filtrate riser, the another port of described filtrate riser is arranged on main tank body inner bottom part, described main tank body is gone to the bottom through hole is set, described through hole connecting pipe arranges discharging opening and atmospheric valve on the described pipeline.

The present invention has following characteristics:

1, pile up the filter material layer of certain altitude in the main tank body, sewage reaches the filtration purpose by filter material layer from the bottom to top, and there is certain altitude on filter material layer top apart from delivery port, goes out water flow velocity and does not disturb filtrate, reaches the anti-purpose of running of filtrate.The filtrate of piling up is interrupted under the castering action in the bottom and is interrupted slip, and the filtrate that continuous replacement is contacted with sewage reaches filtrate and filters and the purpose that does not harden under the clean state constantly.Because filtrate is not tackled up and down, filtrate can adopt the microfine warp, can improve filtering accuracy.

2, main jar bottom is provided with the filtrate riser that a connection filtrate is washed bucket by rubbing with the hands, and there is clean water its underpart, and water material mixed lifting during lifting does not need backwash water pump and other to be equipped with backwash water source purpose to reach, and the backwash water yield only is conventional filtration device 2/3.

3, the present invention utilizes self operating pressure, sets control valve and opens, and forms main jar and washes a barrel pressure reduction by rubbing with the hands with filtrate, under the effect of pressure reduction and flow velocity, makes filtrate wash a barrel bottom arrangement of clutch by rubbing with the hands and closes, and the filtrate of pollution is promoted to filtrate washes a barrel backwash by rubbing with the hands.Closed control valve make main jar with wash a barrel pressure balance by rubbing with the hands, arrangement of clutch is opened, filtrate falls main jar after rise, comes and goes circulation, reaches the purpose of the unpowered and continuous filtration of the external backwash of filtrate.

4, filtrate is washed bucket middle part by rubbing with the hands and is made for the import of dirty material and revolve cleaning section, and the bottom be to expect the landing section only, and top is filtrate sewage segregation section.

5, the filtrate riser is sent the water, the filtrate that mix into filtrate and is washed by rubbing with the hands namely to turn round and round behind the bucket and wash by rubbing with the hands, wash back sewage through water, filtrate separator, discharged by the control valve of opening by the top blow-off pipe, the filtrate filtrate that sinks is washed barrel bottom by rubbing with the hands behind certain altitude, closed control valve is opened arrangement of clutch, in the automatic landing master of the filtrate after the cleaning jar.

As a kind of improvement of the present invention, along main tank body circumferencial direction the water distribution uniformity device is set in the described main tank body, described water distribution uniformity device communicates with water inlet before the described filter, and described water distribution uniformity device is the conical device of a bottom opening.Main tank body is that sewage middle part enters, and makes the downward water distribution of border angulation by the water distribution uniformity device, sewage by the border in the heart to seepage flow, dirt is trapped within on the filtrate, filtrate and trapped substance are interrupted slip to the reverse taper of bottom along main jar bottom.

When preventing that filtrate from falling after rise backwash sewage with filter clean water and mix again, described main tank inner chamber top arranges clean dirty spacer assembly, described clean dirty spacer assembly is a cylindrical unit, is fixedly connected on the main tank body upper inside wall on it.

For the ease of even landing filtrate, the fixedly connected even doffer in the bottom of described filtrate riser, described even doffer and main inner tank wall leave the gap, described even doffer be shaped as taper.

The invention has the beneficial effects as follows: the low water head loss, no initial filter water, continuous effluent, filtrate does not have the hurdle and cuts, the clean dirt of filtrate is not waited for, do not run material, do not harden, do not stop up, not evaporating, emitting, dripping or leaking of liquid or gas, pump is washed in non-recoil, low wash water, external backwash is unpowered, no movement parts, do not have and join backwash water in addition, manifold reduces, the control of one valve, executing agency is simple, system configuration is economized, widely advance essence and go out, the special letter of management, save kinetic energy, reduce investment outlay, the filtrate backwash is not waited for, filtrate is replaced fast, can improve 3 times of import containing filth amounts than conventional filtration device, separative efficiency can reach more than 98%, good filtration effect, environmental protection and saving.

Description of drawings

Fig. 1 is a kind of structural representation of the present invention.

Wherein, 1-sewage draining exit, 2-help and carry plate, 3-water material separating device, 4-connecting rod, 5-filtrate riser, the clean dirty spacer assembly of 6-, 7-filter back water out, 8-master's tank body, 9-water distribution uniformity device, the even doffer of 10-, 11-atmospheric valve, 12-pipeline, 13-discharging opening, 14-control valve, 15-blow-off pipe, 16-filtrate and wash water inlet before bucket, the 17-filter, 18-cone valve by rubbing with the hands.

The specific embodiment

As shown in Figure 1, an a kind of valve controlled filter device, comprise that a top is the main tank body 8 of cone for the cylinder bottom, the middle part sidewall of main tank body 8 arranges the preceding water inlet 17 of filter, the top of main tank body 8 arranges filter back water out 7, a fixedly connected top, main tank body 8 upper ends is that the filtrate of cone is washed bucket 16 by rubbing with the hands for the cylinder bottom, filtrate is washed the following bottom of bucket 16 by rubbing with the hands and the last top of main tank body 8 is interconnected, the inner chamber top that filtrate is washed bucket 16 by rubbing with the hands arranges water material separating device 3, the last top that filtrate is washed bucket 16 by rubbing with the hands arranges sewage draining exit 1, sewage draining exit 1 connects blow-off pipe 15, control valve 14 is set on the blow-off pipe 15, and filtrate is washed going to the bottom of bucket 16 by rubbing with the hands cone valve 18 is set, and cone valve 18 connects to help by connecting rod 4 carries plate 2, help and carry plate 2 and be arranged in the sewage draining exit 1, the middle part that filtrate is washed bucket 16 by rubbing with the hands connects filtrate riser 5, and the another port of filtrate riser 5 is arranged on main tank body 8 inner bottom parts, and main tank body 8 is gone to the bottom through hole is set, through hole connecting pipe 12 arranges discharging opening 13 and atmospheric valve 11 on the pipeline 12.

Along main tank body circumferencial direction water distribution uniformity device 9 is set in the main tank body 8, water distribution uniformity device 9 communicates with water inlet 17 before the filter, and water distribution uniformity device 9 is the conical device of a bottom opening.

Main tank body 8 inner chamber tops arrange clean dirty spacer assembly 6, and clean dirty spacer assembly 6 is a cylindrical unit, and its upper end is fixedly connected on main tank body 8 upper inside wall.

The fixedly connected even doffer 10 in the bottom of filtrate riser 5, evenly doffer 10 and main tank body 8 inwalls leave the gap, and evenly doffer 10 is shaped as taper.

Claims

1. valve controlled filter device, it is characterized in that: comprise that a top is the main tank body of cone for the cylinder bottom, the middle part sidewall of described main tank body arranges the preceding water inlet of filter, the top of described main tank body arranges filter back water out, a fixedly connected top, described main tank body upper end is that the filtrate of cone is washed bucket by rubbing with the hands for the cylinder bottom, described filtrate is washed the following bottom of bucket by rubbing with the hands and the last top of described main tank body is interconnected, the inner chamber top that described filtrate is washed bucket by rubbing with the hands arranges the water material separating device, the last top that described filtrate is washed bucket by rubbing with the hands arranges sewage draining exit, described sewage draining exit connects blow-off pipe, on the described blow-off pipe control valve is set, described filtrate is washed going to the bottom of bucket by rubbing with the hands cone valve is set, described cone valve connects to help by connecting rod carries plate, described helping carried plate and is arranged in the sewage draining exit, the middle part that described filtrate is washed bucket by rubbing with the hands connects the filtrate riser, the another port of described filtrate riser is arranged on main tank body inner bottom part, described main tank body is gone to the bottom through hole is set, described through hole connecting pipe arranges discharging opening and atmospheric valve on the described pipeline; Described main tank inner chamber top arranges clean dirty spacer assembly, and described clean dirty spacer assembly is a cylindrical unit, and its upper end is fixedly connected on the main tank body upper inside wall.

2. an a kind of valve controlled filter device according to claim 1, it is characterized in that: along main tank body circumferencial direction the water distribution uniformity device is set in the described main tank body, described water distribution uniformity device communicates with water inlet before the described filter, and described water distribution uniformity device is the conical device of a bottom opening.

3. an a kind of valve controlled filter device according to claim 1 and 2, it is characterized in that: the fixedly connected even doffer in the bottom of described filtrate riser, described even doffer and main inner tank wall leave the gap, described even doffer be shaped as taper.