CN201200832Y - Conveyer band type filtration device - Google Patents
Conveyer band type filtration device Download PDFInfo
- Publication number
- CN201200832Y CN201200832Y CNU2008200788062U CN200820078806U CN201200832Y CN 201200832 Y CN201200832 Y CN 201200832Y CN U2008200788062 U CNU2008200788062 U CN U2008200788062U CN 200820078806 U CN200820078806 U CN 200820078806U CN 201200832 Y CN201200832 Y CN 201200832Y
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- filter screen
- lautertuns
- filter
- tank
- conveyer belt
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Abstract
The utility model relates to a conveyer belt type filter which comprises a conveyer belt type filter gauze (6) and a filter tank (1). The conveyer belt type filter gauze (6) which is arranged obliquely at a higher position on one end in the filter tank (1) is connected with a driving mechanism so as to lead the filter gauze (6) revolving. A slag discharge tank (2) is arranged on one side of the filter tank (1), a deslagging device is arranged on the upper back of the filter gauze (6), and a liquid inlet and a liquid outlet are arranged on the filter tank (1). The conveyor belt type filter can carry out the continuous filtering operation without stopping, and does not require any special back flushing system, thereby bringing about low investment and high processing capacity.
Description
Technical field
The utility model belongs to the plumbing field, relates to a kind of the sewage that contains suspension being carried out the conveyer belt type filtering device of filtration treatment, in order to liquid is carried out filtration treatment, removes wherein suspension, impurity etc.
Background technology
Traditional mechanical filter mode mostly is pocket type or membrane filtration greatly, dress filter bag or filter membrane in the container, after filtering a period of time, will produce clogging, will carry out backwash or filter bag will be taken out cleaning, need blowdown simultaneously during backwash, backwash or take out the filter bag cleaning and all will stop to filter delays the production time, therefore, the on-line continuous of often can not satisfying the demand is constantly carried out the occasion that filtration cycle is used to solution.
The utility model content
The purpose of this utility model is the above-mentioned defective that overcomes existing water treatment filter, and a kind of conveyer belt type filtering device is provided, and it can be accomplished deslagging and not stop production, not need backwash to get final product continuous operation, so that truly realizing on-line filtration.
The utility model purpose can realize in the following way:
The conveyer belt type filtering device that the utility model provides, it comprises conveyor type filter screen and lautertuns, in the described lautertuns end at a last end at tilting described conveyor type screen pack down, this screen pack is connected with a transmission mechanism, make this screen pack turn round, described lautertuns is equipped with a deslagging device in a last side ash pit being housed with respect to screen pack on the top at the filter screen back side, and inlet, liquid outlet are housed on described lautertuns.
This filter screen is an annular, it is installed on the bracing frame that is arranged in the lautertuns rotationally, be provided with the filter screen sealing plate on the both sides of the edge upper-lower position with respect to described filter screen on the bracing frame, between the sidewall of side between the upper and lower filter layer of filter screen both sides and lautertuns, be provided with side seal on the bracing frame, sealed engagement between side sealing part and the filter screen sealing plate, be provided with end seal plate between with respect to filter screen bottom low side one side levels filter screen on the bracing frame, described side seal plate, seal and following end seal plate form a space in the middle of the levels filter screen, the side up and down in this space separates by filter screen and lautertuns, its left and right sides separates by seal and lautertuns, and its lower end separates by seal and lautertuns; Be provided with liquid outlet on the seal in the seal that the support frame as described above both sides are provided with, it is corresponding with a liquid outlet on the filter tank wall, is connected to an adapter on the liquid outlet of seal and/or lautertuns, and it stretches out hermetically in the lautertuns outside.
This filter screen is an annular, and the filter screen dual-side is provided with bound edge.Its objective is to make the dual-side thickening of filter screen, rigidity improves, thereby improves the sealing between filter cloth edge and the filter screen sealing plate.
The described transmission mechanism that is connected with this screen pack can be two sprocket wheels and a chain that is fixed on the support frame as described above, and described filter screen is fixed on the described chain.Described transmission mechanism can also be two cylinders that are fixed on the support frame as described above, and described filter screen set is located on this cylinder, rotates thereby realize driving.
The compressed air hose that tube wall has some apertures is housed at the back side of the higher end of described filter screen constitutes described deslagging device.
Liquid level control switch is equipped with on described lautertuns top, this liquid level control switch is a liquid level sensor, the opening-closing control mechanism that the circuit of its connection connects the feed liquor water pump that is provided with on the described inlet makes at least when the liquid level in the described lautertuns is reduced to the lower bound of liquid level control switch, circuit by its connection is passed to the opening-closing control mechanism of inlet water pump with signal, makes water pump start working.
An overflow launder is equipped with by the low side of filter screen in described lautertuns side, water flow switch is equipped with in this overflow launder bottom, the sensor that but this water flow switch is a perception overflow launder delivery port has no liquid to discharge, the circuit that this sensor connects connects the opening-closing control mechanism of the feed liquor water pump that is provided with on the described inlet, make when the liquid level in the described lautertuns surpasses overfall, have liquid to enter overflow launder, and flow through from this water flow switch, this sensor outgoing signal makes water pump quit work.
The utility model also provides a kind of filter, it comprises foregoing conveyer belt type filtering device, as with the one-level filter, also comprise a cascade filtration device, it is a filtering tank, comprises a tank body, top at this tank body is provided with inlet, its bottom is provided with liquid outlet, is provided with filtration system and anti-inflation, recoil water system in this tank body
Described filtration system comprises the filter that is arranged between this tank interior inlet and the liquid outlet, and it comprises a tapering plate, a material-blocking device and filtrate; Described tapering plate is fixed in filtering tank inside, and bigger awl mouth is provided with downwards, and the vertex of a cone perforate of tapering plate top is equipped with material-blocking device on the aperture and in the following tapering plate, and the described filtrate of many microporous particles shape is housed below the filtering tank internal taper plate; On described liquid outlet, be provided with the orifice plate that is used to intercept filtrate;
Described anti-inflation, recoil water system comprise anti-gas tube and recoil water pipe, and the air inlet of described anti-gas tube stretches out in the tank body outside and is connected with source of the gas, and its gas outlet is plugged in the described filtrate, and the import of described recoil water pipe is set in the bottom of tank body; On described tapering plate, be provided with slag-drip opening on the tank wall of correspondence bottom.
Described anti-gas tube comprises more than two or two that each anti-gas tube is divided into some groups according to the position of its gas outlet in tank body, and the horizontal level of the gas outlet of every group of anti-gas tube in tank body is with vertically highly different.
Some anti-gas tubes that are equipped with in the described filtering tank, gas outlet height divides three layers of layout on it in filtrate, is distributed in top 2/3rds parts of filter material layer.
Upper end, the gas outlet parcel filter screen of described anti-gas tube.
The height of described filtrate is lower than the lower end awl mouth of tapering plate.
Described material-blocking device is by the polylith orifice plate or the net sheet is superimposed forms.
In described filtering tank side one anti-ventilating control case is housed, anti-charging valve is housed in the case, described anti-gas tube passes tank body hermetically, is located in this anti-ventilating control case, and described anti-charging valve is installed on the pipe of the air inlet of described anti-gas tube; The recoil water pipe also is equipped with in side at described filtering tank, and two ends of this recoil water pipe link to each other with liquid outlet with tank deck respectively, and this recoil water pipe connects tank deck simultaneously, is to be to pour water in jar in this filtering tank shut-down, to prevent the filtering tank corrosion.Also be provided with manhole and/or overfall on described filtering tank top.
Between the top liquid level control switch is being housed on described tapering plate and the filtering tank.
The conveyer belt type filtering device that the utility model provides; by being located in the lautertuns; support and be inclined in the lautertuns by bracing frame; drive the slag-draining device of conveyer belt type filter screen that filter screen rotates and for example gas blow pipe of installing on the top at the filter screen back side by transmission mechanism; and the filter screen sealing plate that on bracing frame, is provided with; side seal and following end seal plate form a space in the middle of the levels filter screen; separate formation with lautertuns and filter the clear liquid space; side in this space is provided with liquid outlet; pick out pipe on it and constantly draw filtrate; thus, can be so that filter operation continuous operation and not shutting down need not ad hoc backwashing system; invest for a short time, treating capacity is big.Conveyer belt type filtering device with after filtering tank be connected, can realize the double-filtration of liquid, conveyer belt type filtering device is realized the one-level coarse filtration, filtering tank realizes that secondary carefully filters.And this filtering tank, it is simple, compact that it makes that by the tapering plate that is provided with recoil structure has, convenient, energy-saving advantages; In filtrate, set up anti-gas tube, in filtrate backwash regeneration, can make favorable regeneration effect, and the gas outlet by anti-gas tube is set in filtrate differing heights and diverse location on make the rational in infrastructure of anti-gas charging system, be convenient to operation, make that filtrate does not harden, do not stop up, regeneration effect is better.
Description of drawings
The conveyer belt type filtering device structural representation that Fig. 1 provides for the utility model;
Fig. 2 is the structural representation of bracing frame;
Fig. 3 is the structural representation in the cross section of bracing frame;
Fig. 4 is the plan structure schematic diagram of bracing frame;
The structural representation of the filtering tank that Fig. 5 provides for the utility model.
The specific embodiment
As shown in Figure 1, conveyer belt type filtering device comprises conveyer belt type filter screen 6 and one-level lautertuns 1.Lautertuns 1 adopts conveyer belt type filter screen 6 to filter, and ring-type filter screen 6 is supported by bracing frame 5, and bracing frame 5 is tilting, and bracing frame 5 two ends are provided with cylinder or sprocket wheel 4, and sprocket wheel or cylinder are driven by reductor 3 and rotate, and filter screen 6 is set on cylinder or the sprocket wheel 4 with its rotation.The mounting pipe cornice has the compressed air gas blow pipe 7 of some apertures on the top at filter screen 6 back sides, constitutes described deslagging device.During use, gas blow pipe 7 is connected with compressed air gas source, and blowing out pressurised air blows off the filter screen 6 positive filter residues of going up deposition in the ash pit 2 that is provided with below it.
Be provided with filter screen sealing plate 8 on the both sides of the edge upper-lower position with respect to described filter screen 6 on the bracing frame 5, between the sidewall of side between the filter screen 6 both sides upper and lower filter layers and lautertuns 1, be provided with side seal 9 on the bracing frame 5, sealed engagement between this side seal 9 and the filter screen sealing plate 8, be provided with end seal plate 51 between with respect to described filter screen 6 bottom low sides one side levels filter screen on the support frame as described above 5, described side seal plate 8, seal 9 and following end seal plate 51 form a space in the middle of the levels filter screen, the side up and down in this space separates with lautertuns 1 by described filter screen, its left and right sides separates with lautertuns 1 by described side seal 9, and its lower end separates with lautertuns 1 by described end seal 51 down; Be provided with liquid outlet on the seal in the side seal 9 that support frame as described above 5 both sides are provided with, it is corresponding with a liquid outlet on described lautertuns 1 wall, be connected to one on the liquid outlet of this side seal and/or lautertuns and take over 14, it stretches out hermetically in lautertuns 1 outside.During use, material liquid injects lautertuns, can be respectively above upper screen and lower screen below enter the space between the two-layer filter screen and be filtered, filtrate is discharged from above-mentioned liquid outlet.
The positive contacted doctor blade device etc. of following and filter screen that described slag-draining device can also be arranged on one section following filter screen of filter net device is removed the device of filter residue.
Liquid level control switch 10 is housed in one-level lautertuns 1, reductor 3, overflow launder 12, ash pit 2, inlet 11, liquid outlet 14 (between two-layer filter screen) are housed outside groove, water flow switch 13 is equipped with in overflow launder 12 bottoms.Filter screen 6 both sides are provided with bound edge, like this, can provide the rigidity of filter cloth edge, for providing sealing effectiveness to give security with its seal coupling.
An overflow launder 12 is equipped with by the low side of filter screen in lautertuns 1 side, water flow switch is equipped with in these overflow launder 12 bottoms, the sensor that but this water flow switch is a perception overflow launder delivery port has no liquid to discharge, the circuit that this sensor connects connects the opening-closing control mechanism of the feed liquor water pump that is provided with on the described inlet, make when the liquid level in the described lautertuns surpasses overfall, have liquid to enter overflow launder, and flow through from this water flow switch, this sensor outgoing signal makes water pump quit work.
Liquid level control switch 10 is equipped with on lautertuns 1 top, this liquid level control switch 10 is a liquid level sensor, the opening-closing control mechanism that the circuit of its connection connects the feed liquor water pump that is provided with on the described inlet makes at least when the liquid level in the described lautertuns 1 is reduced to the lower bound of liquid level control switch, circuit by its connection is passed to the opening-closing control mechanism of inlet water pump with signal, makes water pump start working.
Conveyer belt type filtering device is when work, and pending liquid enters from inlet 11, after the conveyer belt type filter screen 6 of constantly running filters, flows out from liquid outlet 14.Compressed air hose 7 is blown from filter screen 6 back sides, and filter residue is blown off, and falls into ash pit 2, liquid level control switch 10 control liquid levels, after liquid level arrived setting height, the pump of inlet 11 cut out, treat liquid level be lower than setting height after this pump restart, pending liquid continues to flow into from inlet 11.
Back at conveyer belt type filtering device connects filtering tank as shown in Figure 5, comprises a tank body 16, is provided with inlet 30 on the top of this tank body 16, and its bottom is provided with liquid outlet 231, is provided with filtration system and anti-inflation, recoil water system in this tank body 16.
Filtration system comprises the filter that is arranged between this tank interior inlet 30 and the liquid outlet 231, and it comprises a tapering plate 19, a material-blocking device 27 and a filtrate.Tapering plate 19 is fixed in filtering tank inside, bigger awl mouth is provided with downwards, the material-blocking device 27 that the multilayer orifice plate is formed is equipped with in the 19 top vertex of a cone perforates of tapering plate on the aperture and in the following tapering plate, the filtrate (not shown) of many microporous particles shape is housed below the filtering tank internal taper plate 19; On liquid outlet 231, be provided with the orifice plate 21 that is used to intercept filtrate;
Anti-inflation, recoil water system comprise some anti-gas tubes 25, also comprise recoil water pipe 29, the air inlet of anti-gas tube 25 stretches out in tank body 16 outsides and is connected with source of the gas, its gas outlet is plugged in the filtrate, each anti-gas tube is divided into some groups according to the position of its gas outlet in tank body, and the horizontal level of the gas outlet of every group of anti-gas tube in tank body is with vertically highly different; One group of anti-gas tube can comprise an anti-gas tube, also can comprise some anti-gas tubes.The import of recoil water pipe is set in the bottom of tank body 16, this import can with liquid outlet 231 together; On tapering plate 19, be provided with slag-drip opening 18 on tank body 16 walls of correspondence bottom.Manhole 15, overfall 17 can also be installed on filtering tank top.
Some anti-gas tubes that are equipped with in the described filtering tank, gas outlet height can divide three layers of layout on it in filtrate, is distributed in top 2/3rds parts of filter material layer.Because can there be more filter residue on the top at filtrate, and following filter residue is fewer and feweri, in following 1/3rd height filter material layers, have filter residue hardly.Anti-gas tube is provided with highly lower, can be poor to the degree of floating of filtrate, and reach and float degree preferably, just need to consume the more energy, the air-flow of elevated pressures is provided.According to discovering, the gas outlet of anti-gas tube is arranged on can reach in 2/3rds height above the filtrate floats effect and energy-conservation all reasonable effect.
Filter screen is preferably wrapped up in upper end, gas outlet at anti-gas tube, results in blockage in order to avoid filtrate enters in the anti-gas tube.
The height of described filtrate is preferably lower than the lower end awl mouth of tapering plate.Reserve enough spaces for its boiling of filtrate in backwash, also avoid filtrate that material-blocking device is stopped up.
Material-blocking device 27 is formed by polylith orifice plate or net sheet are superimposed.
Between the top liquid level control switch 28 can be housed on tapering plate 19 and the filtering tank.
Native system is used for the solution that contains suspended contamination is carried out the on-line filtration reuse, and described tapering plate 19 is equipped with at the filtering tank 16 inner middle parts of going up, and a described material-blocking device 27 of being made up of the multilayer orifice plate is equipped with on tapering plate 19 tops.A plurality of valves 24 are housed in this control cabinet 20, can control the break-make of each anti-gas tube respectively.The upper end of anti-gas tube 25 is surrounded by filter screen 26.Be provided with liquid outlet 231 at 16 ends of tank body, on liquid outlet 231, connect drain pipe 23 and blow-off pipe 22.Between the top described liquid level control switch 28 is housed on tapering plate 19 and the cascade filtration jar 16.It can be a liquid level sensor.Be used for monitoring of the duty conversion such as for example keying of the liquid level of filtering tank with control feed liquor delivery pump.
Filtering tank is when work, pending liquid enters from inlet 30, behind material-blocking device 27, enter tank body 16 again, after granular filter material filters, flow out from liquid outlet 231, orifice plate 21 can stop that filtrate flows out with being filtered liquid, during anti-the inflation, open the valve 24 of anti-gas charging system, open the recoil water system simultaneously, recoil water enters in the tank body from the below by liquid outlet 231 from recoil water pipe 29, and gas blows afloat the filtrate in the tank body, under the flow action of the recoil water that rises, be embedded and can floating with the filter residue that is bonded on the filtrate between the filtrate, by in the last tank body space above the tapering plate, water velocity is slack-off from the duct of material-blocking device 27, filter residue is deposited to above the tapering plate, and under slide into the slag-drip opening place and assemble.Owing to have the anti-gas tube of group more than many in the anti-gas charging system that the utility model provides, can in filter process, open some anti-gas tubes, for example anti-ventilating control valve 24 is opened on a part of one group one group ground, the part of filtrate is floated, filter residue wherein rises and promptly this part filtrate is carried out backwash by rising to above the tapering plate from material-blocking device 27, and the part filtrate of not opening anti-inflation to filter as usual, instead fill filter residue when washing and flow out, and filtrate is stopped by material-blocking device 27 and do not lose filtrate from the material-blocking device 27 on the tapering plate 19.After this filtering tank filters several order of classes or grades at school, can close inlet during intermittence in operation, open recoil water pipe 15 and anti-charging valve 10 and carry out backwash simultaneously.Filter residue is discharged from slag-drip opening 4.
The tapering plate is set, and vertex of a cone opening is provided with material-blocking device in the upper end of tapering plate, is provided with slag-drip opening on the tank wall of correspondence bottom on the tapering plate.Such structure make the filter residue in the process of filtrate recoil regeneration, from filtrate, gone out from the vertex of a cone opening part material-blocking device above the tapering plate back when falling, slope by the tapering plate can converge to the slag-drip opening place automatically, can not return in the filtrate, and this filter residue separator is simple in structure, compact, the liquid of gushing out with filter residue can filter by the material-blocking device on the tapering plate downwards subsequently automatically, and unlike some existing equipment, the backflush liquid of together drawing with row's filter residue also needs pumping to reclaim, and wastes energy.
Anti-gas tube gas outlet in anti-gas charging system is arranged on differing heights in the filtrate, diverse location, gas can impact slagging-off in the enforcement everywhere of filtrate in the recoil process, and slagging-off is thorough, in addition, can loosen everywhere to filtrate, therefore, the filtrate in this filtering tank does not harden, does not stop up, favorable regeneration effect, and such compressed air adds the backwash that water carries out, energy consumption is lower, and discharge capacity is littler.Have again, because the gas outlet of anti-gas tube is positioned on the diverse location, by some blast pipes of selectively unlocking, can be so that a part of filtrate carry out backwash in the tank body, and the filtrate of other parts still filters.The utility model provides the structure of the anti-gas charging system in the filtering tank to can be implemented in blowback part filtrate in the filter process, can guarantee the eliminating of the loose and filter residue that filtrate is real-time like this, is the characteristics that existing filtering tank never has.
Claims (11)
1, a kind of conveyer belt type filtering device, it is characterized in that: comprise a conveyor type filter screen (6) and a lautertuns (1), a tilting described conveyor type screen pack in end position higher position ground (6) in the described lautertuns (1), this screen pack (6) is connected with a transmission mechanism, make this screen pack (6) turn round, described lautertuns (1) one side is equipped with ash pit (2), at filter screen (6) back side one deslagging device is housed on the top, on described lautertuns (1) inlet, liquid outlet is housed.
2, conveyer belt type filtering device according to claim 1, it is characterized in that: this filter screen is annular, it is installed on the bracing frame (5) that is arranged in the lautertuns rotationally, upward be provided with filter screen sealing plate (8) on the both sides of the edge upper-lower position with respect to described filter screen (6) at support frame as described above (5), be positioned on the support frame as described above (5) between the sidewall of side between the upper and lower filter layer of described filter screen (6) both sides and lautertuns (1) and be provided with side seal (9), sealed engagement between this side seal (9) and the filter screen sealing plate (8), between going up with respect to described filter screen (6) bottom low side one side levels filter screen, support frame as described above (5) is provided with end seal plate (51), described side seal plate (8), seal (9) and following end seal plate (51) form a space in the middle of the levels filter screen, the side up and down in this space separates with lautertuns (1) by described filter screen, its left and right sides separates by described side seal (9) and lautertuns (1), and its lower end separates with lautertuns (1) by described end seal (51) down; Be provided with liquid outlet on the seal in the side seal (9) that support frame as described above (5) both sides are provided with, it is corresponding with a liquid outlet on described lautertuns (1) wall, be connected to an adapter on the liquid outlet of this side seal and/or lautertuns, it stretches out hermetically in lautertuns (1) outside.
3, conveyer belt type filtering device according to claim 2 is characterized in that: this filter screen (6) both sides of the edge are provided with bound edge.
4, conveyer belt type filtering device according to claim 1 and 2, it is characterized in that: the described transmission mechanism that is connected with this screen pack (6) is for being fixed on two sprocket wheels and the chain on the support frame as described above (5), described filter screen (6) is fixed on the described chain, perhaps, described transmission mechanism is for being fixed on two cylinders on the support frame as described above (5), described filter screen set is located on this cylinder, rotates thereby realize driving.
5, according to claim 1 or 2 or 3 described conveyer belt type filtering devices, it is characterized in that: the compressed air hose (7) that tube wall has some apertures is equipped with at the place, the back side at the higher end of described filter screen, constitutes described deslagging device.
6, conveyer belt type filtering device according to claim 4 is characterized in that: the compressed air hose (7) that tube wall has some apertures is equipped with at the place, the back side at the higher end of described filter screen, constitutes described deslagging device.
7, conveyer belt type filtering device according to claim 1, it is characterized in that: liquid level control switch (10) is equipped with on described lautertuns (1) top, this liquid level control switch (10) is a liquid level sensor, the opening-closing control mechanism of the feed liquor water pump that is provided with on the circuit of its connection and the described inlet is connected, make at least when the liquid level in the described lautertuns (1) is reduced to the lower bound of liquid level control switch, circuit by its connection is passed to the opening-closing control mechanism of inlet water pump with signal, makes water pump start working.
8, conveyer belt type filtering device according to claim 7, it is characterized in that: described lautertuns (1) is provided with an overflow launder (12) by the sidewall outer of the low end of described filter screen (6), water flow switch (13) is equipped with in this overflow launder (12) bottom, this water flow switch (13) but be the sensor that a perception overflow launder (12) delivery port has no liquid to discharge, the circuit that this sensor connects connects the opening-closing control mechanism of the feed liquor water pump that is provided with on the described inlet, make when the liquid level in the described lautertuns (1) surpasses overfall, there is liquid to enter overflow launder, and flow through from this water flow switch, this sensor outgoing signal makes water pump quit work.
9, conveyer belt type filtering device according to claim 1, it is characterized in that, the filter that comprises described conveyor type filter screen (6) and described lautertuns (1) constitutes the one-level filter, also comprise a cascade filtration device, it is a filtering tank, comprises a tank body (16), top at this tank body (16) is provided with inlet, its bottom is provided with liquid outlet, is provided with filtration system and anti-inflation, recoil water system in this tank body (16)
Described filtration system comprises the filter that is arranged between this tank interior inlet and the liquid outlet, and it comprises a tapering plate (19), a material-blocking device (27) and filtrate; Described tapering plate (19) is fixed in filtering tank inside, bigger awl mouth is provided with downwards, material-blocking device (27) is equipped with in described tapering plate (19) top vertex of a cone perforate on the aperture and in the following tapering plate, the described filtrate of many microporous particles shape is housed below the filtering tank internal taper plate; On described liquid outlet, be provided with the orifice plate (21) that is used to intercept filtrate;
Described anti-inflation, recoil water system comprise anti-gas tube (25) and recoil water pipe (29), the air inlet of described anti-gas tube (25) stretches out in tank body (16) outside and is connected with source of the gas, its gas outlet is plugged in the described filtrate, and the import of described recoil water pipe (29) is set in the bottom of tank body (16); On described tapering plate (19), be provided with slag-drip opening (22) on the tank wall of correspondence bottom.
10, filter according to claim 9, it is characterized in that: described anti-gas tube (25), comprise more than two or two, each anti-gas tube (25) is divided into some groups according to the position of its gas outlet in tank body, and the horizontal level of the gas outlet of every group of anti-gas tube (25) in tank body (16) is with vertically highly different.
11, filter according to claim 10 is characterized in that: the some anti-gas tubes (25) that are equipped with in the described filtering tank, and gas outlet height divides three layers of layout on it in filtrate, is distributed in top 2/3rds parts of filter material layer; Upper end, the gas outlet parcel filter screen of described anti-gas tube (25).
Described material-blocking device (27) is by the polylith orifice plate or the net sheet is superimposed forms;
One anti-ventilating control case (20) is housed in described filtering tank side, anti-charging valve (24) is housed in the case, described anti-gas tube (25) passes described tank body (16) hermetically, is located in this anti-ventilating control case, and described anti-charging valve is installed on the pipe of the air inlet of described anti-gas tube; The two ends of the described recoil water pipe (29) that also is equipped with in the side of described filtering tank link to each other with liquid outlet with tank deck respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200788062U CN201200832Y (en) | 2008-01-29 | 2008-01-29 | Conveyer band type filtration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200788062U CN201200832Y (en) | 2008-01-29 | 2008-01-29 | Conveyer band type filtration device |
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| CN201200832Y true CN201200832Y (en) | 2009-03-04 |
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| CNU2008200788062U Expired - Fee Related CN201200832Y (en) | 2008-01-29 | 2008-01-29 | Conveyer band type filtration device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102774902A (en) * | 2012-08-23 | 2012-11-14 | 无锡绿科环保科技有限公司 | Sewage treatment device |
| CN103990311A (en) * | 2014-04-28 | 2014-08-20 | 同济大学 | Sewage impurity separation method capable of realizing cyclic on-line cleaning |
| CN106237752A (en) * | 2016-08-24 | 2016-12-21 | 叶有焕 | The improvement of the framework of water curtain type air deduster |
| CN106235980A (en) * | 2016-08-29 | 2016-12-21 | 江苏宇乐机械设备有限公司 | One washes the dishes whole set equipment |
| CN106269202A (en) * | 2015-05-18 | 2017-01-04 | 北京巨大荣誉科技有限公司 | Full automatic mineral precious metal reclaims chute |
| CN107137969A (en) * | 2017-06-24 | 2017-09-08 | 马晓宁 | A kind of adsorption filtration device |
| CN107648915A (en) * | 2017-10-24 | 2018-02-02 | 浙江威明环境科技有限公司 | Guipure filter is used in a kind of desulfurizer slurry filtering |
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2008
- 2008-01-29 CN CNU2008200788062U patent/CN201200832Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102774902A (en) * | 2012-08-23 | 2012-11-14 | 无锡绿科环保科技有限公司 | Sewage treatment device |
| CN102774902B (en) * | 2012-08-23 | 2015-04-08 | 无锡绿科环保科技有限公司 | Sewage treatment device |
| CN103990311A (en) * | 2014-04-28 | 2014-08-20 | 同济大学 | Sewage impurity separation method capable of realizing cyclic on-line cleaning |
| CN106269202A (en) * | 2015-05-18 | 2017-01-04 | 北京巨大荣誉科技有限公司 | Full automatic mineral precious metal reclaims chute |
| CN106237752A (en) * | 2016-08-24 | 2016-12-21 | 叶有焕 | The improvement of the framework of water curtain type air deduster |
| CN106235980A (en) * | 2016-08-29 | 2016-12-21 | 江苏宇乐机械设备有限公司 | One washes the dishes whole set equipment |
| CN107137969A (en) * | 2017-06-24 | 2017-09-08 | 马晓宁 | A kind of adsorption filtration device |
| CN107648915A (en) * | 2017-10-24 | 2018-02-02 | 浙江威明环境科技有限公司 | Guipure filter is used in a kind of desulfurizer slurry filtering |
| CN107648915B (en) * | 2017-10-24 | 2019-09-03 | 浙江威明环境科技有限公司 | A kind of desulfurizer slurry filtering mesh belt filter |
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