CN2799039Y

CN2799039Y - On-line full automatic filtering apparatus

Info

Publication number: CN2799039Y
Application number: CN 200520017247
Authority: CN
Inventors: 魏永珊
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-26
Filing date: 2005-04-26
Publication date: 2006-07-26
Anticipated expiration: 2015-04-26

Abstract

The utility model discloses a fully automatic on-line filter which comprises a filter body, a sewage inlet, a clear water outlet, a filtering system, a backwashing system, and a large cover arranged on the filter body, wherein the sewage inlet and the clear water outlet are arranged on the two sides of the filter body, the filtering system and the backwashing system are arranged in the filter body, and a small cover is fixed to the big cover. The filtering system comprises a filtering core tightly matched with the small cover. The sewage enters the filter from the sewage inlet, is filtered by the filtering core and flows out from the clear water outlet. When the set time or the set pressure difference is reached, the backwashing system can wash the filtering cores in sequence. When some filtering cores are washed by the backwashing system, the other filtering cores are under the operating state of filtering the sewage simultaneously. By adopting the structure of the filter, the users only need to open the small cover to take the filtering cores out when the filtering cores need to be overhauled, so that the time can be saved and the utility model is more convenient. When the filter is washed, the utility model can supply the water continuously, so that the utility model is convenient to overhaul and clean the filtering cores, and the utilization rate of the apparatus is enhanced and the service life of the apparatus is prolonged.

Description

On-line Full filter

Technical field

The utility model relates to a kind of water filter, relates in particular to a kind of full-automatic filter that also can realize on-line cleaning that various water is carried out water treatment.

Background technology

Filter commonly used at present has varied, as sand filter, fabric filter, mechanical filter etc., but the filtering accuracy of these filters, the profile of control mode and filter and internal structure be some weak point all, and for example, the gland of filter is an integral body that is arranged on the Rose Box, when needs maintenance, more during renew cartridge, whole gland need be opened just passablely, promptly lose time, increase the cost of maintenance and repair again.In addition, filter commonly used mostly is pressure filtration, but this filter-press all has complicated transmission mechanism, the equipment more complicated when having more impurity on the filter core of filter, need stop to supply water and clean, it is relatively difficulty of cleaning and regeneration, can't realize continuous water supply, so the operating cost height, economic benefit is low.

The utility model content

The technical problems to be solved in the utility model is to provide a kind of convenient maintenance and full-automatic filter that can continuous water supply.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: the on-line Full filter of the utility model, comprise filter body, be arranged on the filter body both sides sewage import and clear water output, be arranged on filtration system and the back cleaning system in the filter body and be arranged on big lid on the filter body, described covering greatly is fixed with tegillum, and filtration system comprises and the friction tight filter core of crossing of tegillum.

Preferably, be divided into distributing water room and filter chamber in the described filter body, back cleaning system is arranged in the distributing water room, and filtration system is arranged in the filter chamber.

Preferably, described sewage import and distributing water room connect, and clear water output and filter chamber connect.

Preferably, describedly cross the stainless steel sleeve pipe that filter core comprises lengthwise cylinder-shaped filter main body and is arranged at the filter body two ends.

Preferably, described tegillum comprises plate-like tegillum main body and the flange that extends downwards from the tegillum main body, and that crosses stainless steel tube that filter core and the tight fit of tegillum passed through filter core one end and flange detachably cooperates realization.

Preferably, described filter core excessively is circle-shaped arrangement, and filter core is set to single or double excessively.

Preferably, described back cleaning system comprise the electric cabinet that is arranged on the filter body, decelerator, the power transmission shaft that drives by decelerator, by the backwash head of power transmission shaft driven rotary and the electronic Blowoff ball valve that links to each other with backwash head by the blowdown four-way.

Preferably, also comprise the manual blowdown ball valve that is arranged at the filter body bottom, when the manual blowdown ball valve was opened, the sewage in the distributing water room promptly flowed out by the manual blowdown ball valve.

Preferably, on the sidewall of described filter body the inspection manhole that at least one conveniently checked filter core is set also.

Compared with prior art, the utlity model has following advantage: covering greatly of the utility model filter body is provided with and the corresponding tegillum of mistake filter core, when needs overhauled filter core, only need to open tegillum and can take out filter core, thereby can save time and convenient; Back cleaning system and filtration system are installed respectively in two spaces in addition, and two spaces are spaced from each other, the dividing plate that backwash head abuts against the two rotates, do not contact with the impurity that filters out, therefore anti-cleaning structure is safe and reliable, and also can continuous water supply when filter rinsed, because the convenient maintenance of the utility model filter and clean filter core, the therefore utilization rate and the life-span of having improved equipment.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the overall schematic of the utility model full-automatic water filter.

Fig. 2 is that the A of Fig. 1 is to schematic diagram.

Fig. 3 is the cross-sectional schematic along B-B line among Fig. 1.

Fig. 4 is that C among Fig. 1 is to schematic diagram.

Fig. 5 is the cross-sectional schematic along D-D line among Fig. 1.

Fig. 6 is a generalized section of crossing filter core among Fig. 1.

Fig. 7 is the generalized section of tegillum among Fig. 1.

The specific embodiment

Please refer to shown in Figure 1ly, the utility model full-automatic filter (not label) comprises filter body 2, be arranged on the sewage import 201 and the clear water output 202 of filter body 2 both sides, be arranged on filtration system (not label) and the back cleaning system (not label) in the filter body 2 and be arranged on big lid 7 on the filter body 2.

Described filter body 2 comprises shell 203,203 inner casing 204 in the enclosure is set, and above-mentioned sewage import 201 sealings are arranged on the shell 203, and clear water output 202 sealings are arranged on the inner casing 204 and pass shell 203 and extend outside filter body 2.Described inner casing 204 and shell 203 will be divided into distributing water room 205 and filter chamber 206 in the filter body 2, the sewage import 201 and first space 205 connect, and clear water output 202 connects with filter chamber 206, and above-mentioned distributing water room 205 is a seal cavity.The sidewall of filter body 2 also is provided with inspection manhole 207, and shell 203 bottoms also are provided with three feets 208 of supporting filter body 2, and as Fig. 3, shown in Figure 5, three feets 208 are arranged at shell 203 bottoms in equally spaced mode.Figure 4 shows that the blind flange 20 at sewage import 201 and clear water output 202 places.

Described filtration system comprises a plurality of filter cores 14 of crossing that are arranged in the filter chamber 206, requirement according to discharge, cross filter core 14 and can be provided with 4-20, it is example that the utility model is crossed filter core 14 with 10, described 10 mistake filter cores 14 are arranged in the filter chamber 206 in the circumferential arrangement mode, and have on the diapire of filter chamber 206 to be provided with corresponding inlet opening (not label) is installed with the above-mentioned filter core 14 of crossing, the described filter core 14 of crossing inserts in the corresponding inlet opening, and seal by sealing gasket (not shown) between the contact-making surface of inlet opening and mistake filter core 14, described sealing gasket withstands with the position to sealing gasket by spring 15 and adjusts.

Described back cleaning system comprises the reducing motor 13 that is arranged at filter body 2 tops and electric cabinet (not shown), the power transmission shaft 6 that is driven by reducing motor 13 and two backwash heads 16, electronic Blowoff ball valve 21 and the manual blowdown ball valve 1 that is driven by power transmission shaft 6.Reducing motor 13 is set up on the shell 203 by electric machine support 11, and by shaft coupling 12 realize with power transmission shaft 6 between be connected, described shaft coupling 12 is connected with power transmission shaft 6 by key 11, described power transmission shaft 6 is realized being rotationally connected by the 3rd bearing block 23 with the big lid 7 of filter body 2, realize being rotationally connected by second bearing block 5 with the diapire of inner casing 204, the other end of power transmission shaft 6 connects a blowdown four-way 4.Backwash head 16 is arranged in the distributing water room 205, and backwash head 16 links to each other with two opposite ends of blowdown four-way 4 respectively by two bend pipes 17, the 4th end of blowdown four-way 4 links to each other with electronic Blowoff ball valve 21, and described blowdown four-way 4 is supported on the lower cover 18 of distributing water room 205 by clutch shaft bearing seat 3.Therefore above-mentioned electronic Blowoff ball valve 21 covers 19 by method and is fixed on the lower cover 18, and electronic Blowoff ball valve 21 can rotational angle, and in like manner, manual blowdown ball valve 1 equally can rotational angle.Above-mentioned electric cabinet comprises the relay (not shown) of realization time control and the differential pressure control valve 8 of pressure reduction control.

Please refer to Fig. 1, shown in Figure 2, big lid 7 is fixed in the top edge of filter body 2 by tightening member in the mode of sealing, covers greatly and has been arranged on some tegillums 9 on 7, and the number of tegillum 9 is identical all the time with the number of mistake filter core, in the illustrated embodiment, tegillum 9 is 10.As shown in Figure 6, mistake filter core 14 is included as lengthwise tubular body portion 141 and is located at the stainless steel sleeve pipe 142 at two ends, and described filter core 14 excessively is arranged on the diapire of tegillum 9 and filter chamber 206 by the stainless steel sleeve pipe 142 at two ends.As shown in Figure 7, described tegillum 9 is a plate-like, flanges 912 that comprise tegillum main body 910, extend downwards from tegillum main body 910 and be arranged on tegillum main body 910 marginal position fixing holes (not label), above-mentioned flange 912 is arranged with the external diameter that internal diameter was slightly less than the stainless steel sleeve pipe 142 of filter core 14, thereby can stably be fixed in the flange 912 of tegillum 9 crossing filter core 14.In needs maintenance and when changing filter core 14, only need tegillum 9 is opened like this, can take out filter core 14, thereby save the step of opening big lid 7, save time and convenient.

In use, sewage enters distributing water room 205 from sewage import 201, entered filter core 14 from the lower open end of crossing filter core 14, passed through again and entered filter chamber 206 after filter core 14 filters, because filter chamber 206 communicates with clear water output 202, therefore the clear water after filtering is discharged from clear water output 202, and impurity was then stayed filter core 14 inside.The current pressure reduction that differential pressure control valve 8 is set between a sewage import 201 and the clear water output 202, for example 0.025～0.03Mpa.When the pressure reduction between sewage import 201 and the clear water output 202 reaches when setting value or through after the time of certain-length, electric cabinet starts reducing motor 13 and electronic sewage draining valve 21 automatically, begins automatic anti-cleaning process.Because reducing motor 13 rotates, power transmission shaft 6 drives backwash head 16 and rotates, when the openend of backwash head 16 aligns with the stainless steel sleeve pipe 141 of crossing filter core 14, water in the clear water output 202 just oppositely flows into and filters in the core 14, the impurity that attaches on filter core 14 inwalls will sweep away and flow into electronic Blowoff ball valve 21 through blowdown four-way 4 thereby will cross, thereby realize the backwash of filter core 14.The flowing water of back cleaning system of the present utility model is unimpeded, and impurity is discharged easily, does not need to be provided with in addition other purging system.

Be installed in the filter chamber 206 after filter core 14 is inserted in tegillum 9 owing to cross, and filter body is provided with manhole 207, when therefore overhauling, only need open manual blowdown ball valve 1, with the sewage emptying in the distributing water room 205, checked filter core 14 by inspection manhole 207, if crossing filter core 14 needs to change or maintenance, then only need crossing the corresponding tegillum 9 of filter core 14 with this and unclamp and take out with correspondence from big lid 7, thereby will be somebody's turn to do filter core 14 206 interior taking-ups, thereby convenient maintenance changes and changed filter core 14 from the filter chamber.The sewage import 201 of filter body 2 and the axis of clear water output 202 can be in the same plane, also can be the belows that sewage inlet 201 is positioned at clear water delivery port 202.

Cross filter core 14 owing to be provided with 10 in the filter chamber 206, and only behind time that arrives setting or pressure reduction, just begin anti-cleaning, during therefore anti-at every turn the cleaning, slow rotation along with backwash head 16, have only 1～1.5 mistake filter core 14 to be in anti-cleaning state, and other the filter core 14 of crossing still is in the filtration duty of filtering sewage, has therefore realized on-line continuous water supply.In addition, owing to be provided with the filter core 14 excessively of 10 circle-shaped arrangements in the filter chamber 206, make full use of the filter space in the filter body 2, and, filter areas in the filter body 2 be sewage import 201 inlet area 4-5 doubly, not only help significantly dwindling the volume of filter, and help the anti-cleaning of low frequency and reduce the resistance damage.Back cleaning system and filtration system are installed in respectively in the distributing water room 205 and filter chamber 206 in the filter body 2, and distributing water room 205 and filter chamber 206 are spaced from each other, the dividing plate (being the diapire of filter chamber 206) that backwash head abuts against the two rotates, do not contact in the impurity that filters out, therefore anti-cleaning structure is safe and reliable, thereby helps prolonging the life-span of filter.

Above-mentioned cross V-type all welded type that filter core 14 can adopt stainless steel wire to twine to be welded on many ribs skeleton, column type, compoundly waited filter core around the shape of knotting, and the size according to discharge is arranged as single or double, such filtering accuracy can reach＜and 100 microns, if permissible accuracy is higher certainly, that can adopt T type wire bond system crosses filter core 14, and precision can reach＜and 10 microns.

The filtration water yield of the utility model filter can be at 200～2600m ³/ h, working pressure range are 0.6～2.5Mpa, and filtering accuracy then can be at 10～3000 microns, even and also can continuous water supply when crossing filter core 14 and need to clean because convenient maintenance and clean filter core, the therefore utilization rate and the life-span of having improved equipment.

The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.

Claims

1. on-line Full filter, comprise filter body, be arranged on the filter body both sides sewage import and clear water output, be arranged on filtration system and the back cleaning system in the filter body and be arranged on big lid on the filter body, it is characterized in that: described covering greatly is fixed with tegillum, and filtration system comprises and the friction tight filter core of crossing of tegillum.

2. on-line Full filter as claimed in claim 1 is characterized in that: be divided into distributing water room and filter chamber in the described filter body, back cleaning system is arranged in the distributing water room, and filtration system is arranged in the filter chamber.

3. on-line Full filter as claimed in claim 2 is characterized in that: described sewage import and distributing water room connect, and clear water output and filter chamber connect.

4. on-line Full filter as claimed in claim 1 is characterized in that: described filter core excessively comprises lengthwise cylinder-shaped filter main body and is arranged at the stainless steel sleeve pipe at filter body two ends.

5. on-line Full filter as claimed in claim 4, it is characterized in that: described tegillum comprises plate-like tegillum main body and the flange that extends downwards from the tegillum main body, and that crosses stainless steel tube that filter core and the tight fit of tegillum passed through filter core one end and flange detachably cooperates realization.

6. on-line Full filter as claimed in claim 1 is characterized in that: described filter core excessively is circle-shaped arrangement, and filter core is set to single or double excessively.

7. as each described on-line Full filter among the claim 1-6, it is characterized in that: the power transmission shaft that described back cleaning system comprises the electric cabinet that is arranged on the filter body, decelerator, driven by decelerator, by the backwash head of power transmission shaft driven rotary and the electronic Blowoff ball valve that links to each other with backwash head by the blowdown four-way.

8. on-line Full filter as claimed in claim 7 is characterized in that: also comprise the manual blowdown ball valve that is arranged at the filter body bottom, when the manual blowdown ball valve was opened, the sewage in the distributing water room promptly flowed out by the manual blowdown ball valve.

9. on-line Full filter as claimed in claim 7 is characterized in that: the inspection manhole that at least one conveniently checked filter core also is set on the sidewall of described filter body.