CN206008233U - Big flow double-cyclone high efficient automatic filtering device - Google Patents

Abstract

This utility model belongs to industrial circulation water treatment system-specific equipment, disclose a kind of big flow double-cyclone high efficient automatic filtering device, several filter elements are divided into by dividing plate from top to bottom in tank body, the inner chamber of filter element is divided into upper chamber and lower chamber by screen plate, is filled with fiber filtering in upper chamber.Cross the frame cover that mouth of a river connection is furnished with aperture；First backwash air inlet is connected with the suction nozzle of first annular allotter, the suction nozzle of the second ring distributor.Air-flow recoil gas pipe is additionally provided with upper chamber bottom, air-flow recoil gas pipe is also connected with the air inlet vertical divider of a tubular, and air inlet vertical divider is passed perpendicularly through screen plate, connected with the second backwash air inlet.This utility model has and processes that the water yield is big, floor space is little, and backwash scavenging effect is good, prevent filtrate loss the advantages of, and each filter element independent operating, it is ensured that whole filter can continue processing cycle water.

Description

Big flow double-cyclone high efficient automatic filtering device

Technical field

This utility model belongs to industrial circulation water treatment system-specific equipment, more particularly to big flow double-cyclone is efficiently certainly Dynamic filter.

Background technology

The filtrate formula filter of existing industrial circulation water treatment system mainly have sandrock filter, fabric filter and The more medium filter of multiple filtrate mixed packings.This several filter plant have in use equipment process the water yield little, Floor space is big, compare the big defect of low treatment effeciency, backwashing time length, backwash water amount.

Content of the invention

The purpose of this utility model is to provide big flow double-cyclone high efficient automatic filtering device, and which can overcome existing filtrate formula The defect of filter, can increase water treatment capacity, improve water treatment efficiency, reduce floor space；In backwash, can be fast Speed, effective, thoroughly cleaning fiber filtering, recover the function of fabric filter.

For achieving the above object, this utility model takes following design：

Big flow double-cyclone high efficient automatic filtering device, is from top to bottom by dividing plate point in a cylindrical tank, the tank body Several filter elements are divided into, the filter element included the mouth of a river, outlet, backwash water inlet, the first backwash air inlet Mouth, the second backwash air inlet, first annular allotter, the second ring distributor, screen plate, frame cover, air-flow recoil gas distribution Device and air inlet vertical divider；

The inner chamber of filter element is divided into upper chamber and lower chamber by the screen plate, is filled with fiber filtering in upper chamber； What the side wall of the upper chamber was provided with turnover of supplying water crosses the mouth of a river and the first backwash air inlet, described cross mouth of a river connection and is furnished with hole The frame cover of mouth, for being uniformly distributed recirculated water, the first backwash air inlet and upper chamber's side wall setting in upper chamber The suction nozzle of first annular allotter, the suction nozzle of the second ring distributor are connected；

Outlet and the second backwash air inlet is respectively equipped with the side wall of the lower chamber, in the upper chamber bottom also Air-flow recoil gas pipe is provided with, the air-flow recoil gas pipe is also connected with the air inlet vertical divider of a tubular, and air inlet is vertical Allotter is passed perpendicularly through screen plate and is connected with the second backwash air inlet in the lower chamber；The filter element bottom is described Dividing plate, dividing plate is recessed circular arc-shaped metal plate in the middle of, and dividing plate is provided with backwash water inlet.

Preferably, the screen plate is two-layer orifice plate and the stainless (steel) wire composition being clipped between orifice plate.

Preferably, the mouth of a river of crossing is connected to a two-position three-way valve, and two-position three-way valve connects water inlet pipe and backwash respectively Drain pipe；When crossing the mouth of a river and connecting with water inlet pipe, recirculated water passed through the mouth of a river and entered filter element, and filter element is in work shape State；When crossing the mouth of a river and connecting with backwash drain pipe, crossing the mouth of a river is used for the sewage after discharging backwash, and filter element is in backwash State.

Preferably, the frame cover surface is evenly distributed with aperture, and the diameter in aperture is less than the diameter of fiber filtering, and all The gross area in aperture is more than more than the three times of backwash water inlet sectional area.

Preferably, the first annular allotter and the second ring distributor are setting up and down around tank body lateral wall.

Preferably, the suction nozzle of the suction nozzle and the second ring distributor of the first annular allotter and tank wall water Flat edge tangential direction is arranged, and in opposite direction.

Preferably, the air-flow recoil gas pipe is in put by the gas distribution pipe of multiple T-shaped centered on air inlet vertical divider Shape connection composition is penetrated, multiple oblique puff prots of two rows up and down on every gas distribution pipe, are at least furnished with, the puff prot Central axis is 10 degree～40 degree with horizontal angle.

Preferably, the top of the air inlet vertical divider and venthole is evenly distributed with positioned at the side of upper chamber.

The utility model has the advantages that：

1st, in a floor space, several filter elements can be set as needed, the efficiency of filter is improve.

2nd, during backwash, fiber filtering can be got up by sufficiently stirring with more thoroughly reinstatement and the filter of clean fiber Float and oil stain on material, with preferable backwash scavenging effect.

3rd, using multiple landing tee tracheas, the uniform gas distribution of recoil air-flow is enable so that fiber filtering all can be recoiled Wash, reach preferably cleaning fiber filtering effect.

4th, using frame cover structure, make during Filter Back Washing, fiber filtering is not easy from the anti-of filter Flushing water outlet is run out of, to prevent the loss of filtrate.

Description of the drawings

Fig. 1 is that (main section view, does not load for the structural representation of big flow double-cyclone high efficient automatic filtering device of the present utility model Fiber filtering).

Fig. 2 is air-flow of the present utility model recoil one example structure schematic diagram of gas pipe (main section view).

Fig. 3 is air-flow of the present utility model recoil gas pipe structural representation (vertical view of Fig. 2).

Fig. 4 is gas distribution pipe structural representation of the present utility model (A-A in Fig. 3 is to cutaway view Amplified image).

Fig. 5 filters plate structure schematic diagram (amplifying in the C portions in Fig. 1) for of the present utility model.

Fig. 6 is air inlet vertical divider structural representation (section view) of the present utility model.

Fig. 7 is first annular dispensing arrangement schematic diagram of the present utility model (D-D in Fig. 1 cuts open top view).

Fig. 8 is the second ring distributor structural representation of the present utility model (E-E in Fig. 1 cuts open top view).

Fig. 9 is frame cover structure schematic diagram (section view) of the present utility model.

Figure 10 is the structural representation after big flow double-cyclone high efficient automatic filtering device filling fiber filtering of the present utility model Figure.

In figure：1- backwash water inlets；2- outlets；3- screen plates；4- stainless (steel) wires；5- orifice plates；First annular point of 6- Orchestration；7- air inlets；The second ring distributors of 8-；9- air inlets；10- air inlet vertical dividers；11- frame covers；12- three-way valve Import；13- upper chamber；14- threeway valve outlet ports；15- tank bodies；16- the first backwash air inlets；17- air-flows recoil gas pipe； 18- puff prots；19- the second backwash air inlets；20- dividing plates.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is used for this utility model to be described, but is not limited to scope of the present utility model.

Embodiment 1：

As shown in Figures 1 to 10, be a kind of embodiment of the present utility model structure, the efficiently automatic mistake of big flow double-cyclone Filter, is a cylindrical tank 15, is divided into several filter elements, the mistake by dividing plate 20 from top to bottom in the tank body 15 Filter unit included the mouth of a river, outlet 2, backwash water inlet 1, the first backwash air inlet 16, the second backwash air inlet 19, First annular allotter 6, the second ring distributor 8, screen plate 3, frame cover, 11 air-flows recoil, and gas pipe 17 is vertical with air inlet to be divided Orchestration 10；

The inner chamber of filter element is divided into upper chamber 13 and lower chamber by screen plate 3, is filled with fiber filtering in upper chamber 13； What the side wall of the upper chamber 13 was provided with turnover of supplying water crosses the mouth of a river and the first backwash air inlet 16, described crosses mouth of a river connection cloth There is the frame cover 11 in aperture, for being uniformly distributed recirculated water in upper chamber, the first backwash air inlet 16 and upper chamber 13 The suction nozzle 7 of the first annular allotter 6 that side wall is arranged, the suction nozzle 9 of the second ring distributor 8 are connected；First ring Shape allotter and the second ring distributor are setting up and down around tank body lateral wall, and wherein, suction nozzle 7 and 8 is around tank body lateral wall It is evenly distributed with multiple.

Outlet 2 and the second backwash air inlet 1 is respectively equipped with the side wall of lower chamber, is also set in the upper chamber bottom There are air-flow recoil gas pipe 17, the air-flow recoil gas pipe 17 to be also connected with the air inlet vertical divider 10 of a tubular, air inlet Vertical divider 10 is passed perpendicularly through screen plate 3 and is connected with the second backwash air inlet 19 in the lower chamber；The filter element Bottom is the dividing plate 20, and dividing plate 20 is recessed circular arc-shaped metal plate in the middle of, and dividing plate 20 is provided with backwash water inlet 1.

Screen plate 3 is that two-layer orifice plate 5 and the stainless (steel) wire 4 being clipped between orifice plate 5 are constituted.

Cross the mouth of a river and be connected to a two-position three-way valve, two-position three-way valve connects water inlet pipe and backwash drain pipe respectively, wherein Three-way valve import 12 connects water inlet pipe, and threeway valve outlet port 14 connects backwash drain pipe；When crossing the mouth of a river and connecting with water inlet pipe, circulation Water passed through the mouth of a river and entered filter element, and filter element is in running order；When crossing the mouth of a river and connecting with backwash drain pipe, water is crossed For discharging the sewage after backwash, filter element is in backwash state to mouth.

11 surface of frame cover is evenly distributed with aperture, the diameter of the diameter in aperture less than fiber filtering, and all apertures is total Area is more than more than the three times of 1 sectional area of backwash water inlet.

The suction nozzle 9 of the suction nozzle 7 of first annular allotter 6 and the second ring distributor 8 is cut with tank wall level edge Line direction is arranged, and the two of first annular allotter setting up and down and the second ring distributor discharge into valve tangential direction phase Instead.

Gas distribution pipe by air inlet vertical divider 10 centered on radial connection of the air-flow recoil gas pipe 17 by multiple T-shaped Composition, is at least furnished with the oblique puff prot 18 of multiple two rows up and down, the center of the puff prot 18 on every gas distribution pipe Axis is 10 degree～40 degree with horizontal angle.

The top of air inlet vertical divider 10 and venthole is evenly distributed with positioned at the side of upper chamber 13.

Embodiment 2：

The operation principle and the course of work of this utility model big flow double-cyclone high efficient automatic filtering device is that each filtration is single Unit can work independently, when filter element enter working condition when, be first shut off backwash water inlet 1, threeway valve outlet port 14, First backwash air inlet 16, the second backwash air inlet 19.Then, three-way valve import 12 is opened, and sewage passes through frame cover 11 On aperture enter upper chamber 13, due to being filled with fiber filtering in upper chamber 13, in the presence of sewage pressure, fiber filtering In impaction state, the dirt in sewage is retained by fiber filtering, and the water after filtration, through after filter plate 3.Discharged by outlet 2, Complete sewage water filtration.

As the dirt on fiber filtering surface increases, when affecting normal filtration, when filter element enters backwash state, first Three-way valve import 12, outlet 2 is closed first, then enters circulation of qi promoting backwashing procedures, open the second backwash air inlet 19, at this moment instead Flushing gas is entered into upper chamber 13 and is blown fiber by air inlet vertical divider 10, air-flow recoil gas pipe 17, puff prot 18 Filtrate, it is in soft fluffy state to make fiber filtering.At this moment the second backwash air inlet 19 is closed, backwash water inlet 1, backwash is opened Water enters upper chamber 13 by screen plate 3 and cleans fiber filtering, then by the aperture on frame cover 11,14 row of threeway valve outlet port Go out.At the same time, the first backwash air inlet 16 is opened, and backwash gas pass through the air inlet 7 of first annular allotter 6, the The air inlet 9 of second ring allotter 8 enters into upper chamber 13 with backwashing water while strengthening backwash, backwash air-flow and meanwhile with Backwashing water is discharged together, so completes the overall process of backwash.Due to big flow double-cyclone high efficient automatic filtering device be by Multiple filter element stack combinations are formed, so as the filtration of each filter element with backwashing procedures is.

The various embodiments described above can some changes in addition under without departing from protection domain of the present utility model, therefore above explanation Structure shown in included and accompanying drawing should be regarded as exemplary, and be not used to limit the protection model applied for a patent of this utility model Enclose.

Claims (8)

1. big flow double-cyclone high efficient automatic filtering device, is to be separated by dividing plate in a cylindrical tank, the tank body from top to bottom For several filter elements, the filter element included the mouth of a river, outlet, backwash water inlet, the first backwash air inlet, Second backwash air inlet, first annular allotter, the second ring distributor, screen plate, frame cover, air-flow recoil gas pipe and Air inlet vertical divider；Characterized in that,

The inner chamber of filter element is divided into upper chamber and lower chamber by the screen plate, is filled with fiber filtering in upper chamber；

What the side wall of the upper chamber was provided with turnover of supplying water crosses the mouth of a river and the first backwash air inlet, described crosses mouth of a river connection cloth There is the frame cover in aperture, for recirculated water being uniformly distributed in upper chamber, the first backwash air inlet is set with upper chamber side wall The suction nozzle of the first annular allotter that puts, the suction nozzle of the second ring distributor are connected；

Outlet and the second backwash air inlet is respectively equipped with the side wall of the lower chamber, is additionally provided with the upper chamber bottom Air-flow recoil gas pipe, the air-flow recoil gas pipe are also connected with the air inlet vertical divider of a tubular, and air inlet vertically distributes Device is passed perpendicularly through screen plate and is connected with the second backwash air inlet in the lower chamber；

The filter element bottom is the dividing plate, and dividing plate is recessed circular arc-shaped metal plate in the middle of, and dividing plate is provided with recoil Wash water inlet.

2. big flow double-cyclone high efficient automatic filtering device according to claim 1, it is characterised in that the screen plate is two Layer orifice plate and the stainless (steel) wire composition being clipped between orifice plate.

3. big flow double-cyclone high efficient automatic filtering device according to claim 1, it is characterised in that the mouth of a river of crossing is connected to One two-position three-way valve, two-position three-way valve connect water inlet pipe and backwash drain pipe respectively；When crossing the mouth of a river and connecting with water inlet pipe, follow Ring water passed through the mouth of a river and entered filter element, and filter element is in running order；When crossing the mouth of a river and connecting with backwash drain pipe, mistake The mouth of a river is used for the sewage after discharging backwash, and filter element is in backwash state.

4. big flow double-cyclone high efficient automatic filtering device according to claim 1, it is characterised in that the frame cover surface Aperture is evenly distributed with, the diameter in aperture is less than the diameter of fiber filtering, and the gross area in all apertures is more than backwash water inlet More than the three times of sectional area.

5. big flow double-cyclone high efficient automatic filtering device according to claim 1, it is characterised in that described first annular point Orchestration and the second ring distributor are setting up and down around tank body lateral wall.

6. big flow double-cyclone high efficient automatic filtering device according to claim 1 or 5, it is characterised in that first ring The suction nozzle of the suction nozzle of shape allotter and the second ring distributor is tangentially arranged with tank wall level, and direction phase Instead.

7. big flow double-cyclone high efficient automatic filtering device according to claim 1, it is characterised in that the air-flow recoils cloth Gas device by multiple T-shaped gas distribution pipe centered on air inlet vertical divider radial connection constitute, on every gas distribution pipe at least It is furnished with multiple oblique puff prots of two rows up and down, the central axis of the puff prot and horizontal angle be 10 degree～ 40 degree.

8. big flow double-cyclone high efficient automatic filtering device according to claim 1, it is characterised in that the air inlet vertically divides The top of orchestration and venthole is evenly distributed with positioned at the side of upper chamber.