CN106698752A

CN106698752A - Pretreatment equipment for water purification

Info

Publication number: CN106698752A
Application number: CN201710013053.0A
Authority: CN
Inventors: 戚征群; 潘建国
Original assignee: Individual
Current assignee: Huang Yongheng
Priority date: 2017-01-09
Filing date: 2017-01-09
Publication date: 2017-05-24
Anticipated expiration: 2037-01-09
Also published as: CN106698752B

Abstract

The invention discloses pretreatment equipment for water purification. The pretreatment equipment comprises a casing, an inlet and an outlet formed in the casing, and further comprises an inlet water mixer arranged at the front end of the casing, a flocculation filling opening formed in the inlet water mixer, and a horizontal water distributor arranged between the inlet water mixer and the casing, wherein a plurality of multi-box areas which are communicated with one another are arranged in the casing; the multi-box areas comprise a cone depression area positioned at the lowermost part, a water outlet area positioned at the uppermost part, and a flotation filtering area positioned between the water outlet area and the depression area; a combined filtering layer is arranged in the flotation filtering area; the pretreatment equipment further comprises horizontal water outlet weir plates at the beads of the multi-box areas, floating foam lateral flow openings formed in one sides of the horizontal water outlet weir plates in lower positions, blow-off pipes connected with the floating foam lateral flow openings, and lateral flow blow-down control valves, check valves and vapor pressure backflushing devices arranged on the blow-off pipes. The pretreatment equipment belongs to a technical improvement integrating multiple functions, such as flocculation mixing, mechanical filtering, flotation and defoaming, of universal water purification pretreatment equipment, and is low in cost and high in water purification efficiency.

Description

A kind of Water warfare pre-processing device

Technical field

The present invention relates to sewage treatment area, more specifically to a kind of Water warfare pre-processing device.

Background technology

Purifying water process pre-processing device has been at present that industrialization water, industrial water have very universal utilization. Such as reverse osmosis treatment system preceding pretreatment stage various types of filtration device, be mainly used to water removal in suspension, bulky grain Material, impurity etc., play a part of to protect counter-infiltration system.It is substantially single filtering and to there are consumptive material more, volume is big, effect Rate is low, and input is high.And regeneration or recoil water consumption are too big, operational control is numerous tired.Refinement is inadequate, the weak point such as technique is inflexible.

In addition, prior art is poor to the flocculation ability of water, one kind that such as application number CN201220072085.0 is announced is used for Waste water disposal facility enters water mixer, and the plane guide functions by deflection plate increase flocculation ability, effect on driving birds is not good.

The content of the invention

It is an object of the invention to provide a kind of Water warfare pre-processing device, existing general Water warfare pre-processing device is carried out A kind of multifunctional integrated technological improvement such as flocculation mixed anti-, mechanical filter, floating washing, skimming, low cost, cleaning water is high.

Above-mentioned technical purpose of the invention technical scheme is that：A kind of Water warfare pre-treatment sets It is standby, including housing, import on the housing is set with outlet, it is characterised in that import is located at housing lower end, and outlet is located at shell Body upper end, also including be located at the housing forward end enter water mixer, be located at it is described enter water mixer on flocculation inlet, set In it is described enter horizontal water distributor between water mixer and the housing, branch mailbox dividing plate is provided with the housing and is separated into housing The Duo Xiang areas that multiple is communicated, the intake tunnel for communicating is provided between adjacent Duo Xiang areas；The Duo Xiang areas are included positioned at bottom For separation of solid and liquid and the cone decanting zone being layered, the exhalant region positioned at the top, positioned at the exhalant region and the decanting zone Between floating washing consider area, the floating washing is provided with for the combination to being filtered from the water outlet in cone decanting zone in considering area Filtering layer；Also include that being located at the horizontal water outlet weir plate of Duo Xiang areas bead, low level is arranged at the horizontal water outlet weir plate side Offscum effluent mouthful and the blow-off pipe of the offscum effluent mouthful connection, effluent blowdown control valve, the non-return being located on the blow-off pipe Valve and the vapour pressure recoiling device for being rinsed to the combination filter layer.

In the said equipment, raw water（Need water to be processed）Flow automatically or pump into after water mixer, in flocculant injection The flocculant of mouthful appropriate correspondence of injection, raw water through being reacted with flocculant by after horizontal water distributor, cotton-shaped generation, band There is cotton-shaped raw water to pass through the import on housing and enter cone decanting zone, separation of solid and liquid and layering are carried out in cone decanting zone, Heavy phase enters non-return sludge collecting box and waits outer row, and light phase from bottom to top and rises to level through the combination filter layer of different filtering accuracies Water outlet weir plate water outlet, is not separated and the suspension such as the flock, the fiber that newly produce is retained layer by layer by filtrate, and offscum passes through offscum side Head piece flows out.On the one hand, the whole process multiple working procedures such as mixed anti-, floating washing and skimming that will flocculate are integrated, relative to existing skill For filter this method using multiple single filters in art, consumptive material is few, and small volume, cost input is low, according to original Water water quality and the difference of water outlet requirement, by final outflow water after the filtering layer of different accuracy in Ji Gexiang areas of Duo Xiang areas, or can be carried out Advanced treating, it is ensured that purifying water effect, furthermore, import is located at housing lower end, and outlet is located at housing upper end, and raw water is from upper during water inlet Under flow to import, into housing after filtered from bottom to top, raw water flow path is long, increase filter effect；On the other hand, when After equipment runs the decline of a period of time disposal ability, distinctive aqueous vapor pressure recoiling device quickly can be carried out effectively instead in this equipment Punching, restorer disposal ability, so that cleaning water is improved, meanwhile, the vapour pressure recoiling device can save recoil water, drop Low water usage cost, improves water utilization rate.

Preferably, the bottom in the Duo Xiang areas is provided with non-return sludge collecting box, and retaining board, non-return collection are provided with non-return sludge collecting box Dirty bottom portion is provided with and drives blowoff valve soon.Due to the effect of retaining board in the sludge collecting box, process can be to greatest extent reduced during blowdown The turbulent flow of water so that blowdown process and water process are synchronously carried out, so as on the premise of standard water discharge, equipment can be transported for a long time OK, water treatment efficiency is fully improved.

Preferably, the Duo Xiang areas have for dash inlet damper and water outlet baffle plate, the inlet damper and It is even water deflector that the lower end of water outlet baffle plate extends downwardly, and the even water deflector is extended in the cone decanting zone, institute State be provided with even water deflector it is multiple help solidifying even flow plate for promote separation of solid and liquid and layering, adjacent Duo Xiang areas are located behind Between inlet damper in Duo Xiang areas and the water outlet baffle plate in the Duo Xiang areas of front intake tunnel is formed in the presence of interval.It is even at this In the presence of water deflector, in water the colloid and discrete particles of suspension generated under the interaction of molecular force flock and Continue the cohesion that collides with each other in infall process, and under the slow resistance mixed flow effect for helping solidifying even flow plate, flock size and quality are not It is disconnected to become big Accelerated subsidence promotion separation of solid and liquid and layering, the step-by-step processing to raw water is realized, improve cleaning water.

Preferably, because the speed of different sludge collecting box collection heavy phases is inconsistent, the sludge collecting box can be set by circuit The different open frequency in Ge Duoxiang areas and gap, cleaning water are high.

Preferably, the vapour pressure recoiling device includes the water vapor jet recoil below the combination filter layer Water service pipe and ventilation that the water-gas mixer and the water-gas mixer that device is connected with water vapor jet recoil device are connected Manage, be respectively provided at the recoil water inlet control valve and recoil compressed air control valve of the water service pipe and breather pipe.During recoil Dan Shui, single gas or combination may be selected to be recoiled.The blowdown of pressurized water-air combination effluent can be controlled valve simultaneously, regulation water level will be floating Foam is removed.

Preferably, the filter material layer supporting plate for installing the combination filter layer in area, institute are also considered including being located at the floating washing State water vapor jet recoil device and be located at the filter material layer supporting plate and combined between filter layer with described.

Preferably, it is described enter water mixer in be provided with agitating device for promoting raw water and flocculant hybrid reaction, The agitating device includes that the fixed rotary shaft and multiple for being located at the water inlet internal mixer is located in the rotary shaft By the paddle of hydro powered.Paddle promotes raw water and flocculant hybrid reaction under raw water hydro powered in itself.Phase For it is existing enter water mixer, inside increased agitating device, and agitating device causes to be injected into the flocculant into water mixer Flocculation is farthest played, meanwhile, hybrid reaction is carried out by raw water driving paddle, reduce cost.

Preferably, the combination filter layer includes the coarse filtration layer, thin filter layer, the essence filtering that set gradually from bottom to top Layer.3 precision of filter layer are lifted in scalariform, and user can according to target be worth selected correspondence filtrate precision and meet water outlet requirement.

To sum up, the invention has the advantages that：

1st, the whole process multiple working procedures such as mixed anti-, floating washing and skimming that will flocculate are integrated, relative in the prior art using many Individual single filter filter for this method, and consumptive material is few, and small volume, cost input is low, according to raw water quality and goes out The difference of water requirement, by final outflow water after the filtering layer of different accuracy in Ji Gexiang areas of Duo Xiang areas, or can carry out advanced treating, protect Card purifying water effect；On the other hand, after equipment runs a period of time disposal ability to be declined, distinctive aqueous vapor pressure is anti-in this equipment Flushing device quickly can effectively be recoiled, restorer disposal ability, so that cleaning water is improved, meanwhile, the vapour pressure is anti- Flushing device can save recoil water, drop low water usage cost, improve water utilization rate.

2nd, the filter layer of selection different accuracy realizes different water outlet requirements.

3rd, under helping the slow resistance mixed flow of solidifying even flow plate to act on, promote separation of solid and liquid and layering, realize at the substep to raw water Reason, improves cleaning water.

Brief description of the drawings

Fig. 1 is the structural representation at first visual angle of one embodiment of the invention；

Fig. 2 is the structural representation at second visual angle of one embodiment of the invention.

Specific embodiment

The present invention is described in further detail below in conjunction with accompanying drawing.

This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this All protected by Patent Law in the right of invention.

Embodiment：As Figure 1-Figure 2, a kind of Water warfare pre-processing device, including housing 1, it is located on the housing 1 Import and outlet, import are located at the lower end of housing 1, and outlet is located at the upper end of housing 1, also including being located at the water inlet of the front end of the housing 1 Blender 2, be located at it is described enter water mixer 2 on flocculation inlet 3, located at it is described enter between water mixer 2 and the housing 1 Horizontal water distributor 4, branch mailbox dividing plate 7 is provided with the housing 1 housing 1 is separated into multiple Duo Xiang areas 19 for communicating, it is adjacent many The intake tunnel for communicating is provided between case area 19, depending on the quantity in Duo Xiang areas 19 is according to actual conditions, raw water entering from housing 1 Mouth flows into the first Ge Duoxiang areas 19, is flowed out from the first Ge Duoxiang areas 19 and then enters next Duo Xiang areas 19 by intake tunnel, It is so repeated multiple times, eventually pass through the outlet outflow after the catharsis in multiple Duo Xiang areas 19 from housing 1；The Duo Xiang areas 19 Including positioned at bottom for the cone decanting zone 14 of separation of solid and liquid and layering, exhalant region positioned at the top, positioned at described Floating washing between exhalant region and the decanting zone 14 considers area, and the floating washing is provided with for from cone decanting zone 14 in considering area The combination filter layer 5 that is filtered of water outlet；Also include that the horizontal water outlet weir plate 18, low level for being located at the bead of Duo Xiang areas 19 sets It is placed in the offscum effluent mouthful 20 of the side of horizontal water outlet weir plate 18 and the blow-off pipe 21 of the connection of the offscum effluent mouthful 20, sets Effluent blowdown control valve 22, check-valves 13 on the blow-off pipe 21 and the water for being rinsed to the combination filter layer 5 Steam pressure recoiling device.On the one hand, the whole process multiple working procedures such as mixed anti-, floating washing and skimming that will flocculate are integrated, relative to For filter this method using multiple single filters in the prior art, consumptive material is few, and small volume, cost input is low, According to raw water quality and water outlet requirement difference, can by final outflow water after the filtering layer of different accuracy in Ji Gexiang areas of Duo Xiang areas, Or carry out advanced treating, it is ensured that purifying water effect；On the other hand, after equipment runs a period of time disposal ability to be declined, this equipment In distinctive aqueous vapor pressure recoiling device quickly can effectively be recoiled, restorer disposal ability, so as to improve cleaning water, Meanwhile, the vapour pressure recoiling device can save recoil water, drop low water usage cost, improve water utilization rate.

The floating washing considers the filter material layer supporting plate 6 for installing the combination filter layer 5 being provided with area, and the aqueous vapor is penetrated Stream recoil device 12 is located at the filter material layer supporting plate 6 and combine between filter layer 5 with described, and water vapor jet recoils the setting of the position of device 12 Put, there is no the interference of other parts in cleaning process, directly combination filter layer 5 can be cleaned, cleaning efficiency is high, cleaning Equipment can just continue motion afterwards, so as to improve cleaning water.

Further, the bottom in the Duo Xiang areas 19 is provided with non-return sludge collecting box 15, non-return sludge collecting box 15 and is provided with non-return Plate 16, the bottom of non-return sludge collecting box 15 is provided with and open soon blowoff valve 17.Due to the effect of retaining board in the sludge collecting box, can be maximum during blowdown The turbulent flow of the reduction process water of limit so that blowdown process and water process are synchronously carried out, so that on the premise of standard water discharge, if Standby energy long-play, fully improves water treatment efficiency.

Further, the vapour pressure recoiling device includes that the water vapor jet located at the lower section of combination filter layer 5 is anti- Rush the water flowing of water-gas mixer 11 that device 12 and the water vapor jet recoil device 12 is connected and the connection of the water-gas mixer 11 Pipe and breather pipe, the recoil water inlet control valve 23 and the recoil compressed air control that are respectively provided at the water service pipe and breather pipe Valve processed 24.Dan Shui, single gas or combination may be selected during recoil to be recoiled.The blowdown of pressurized water-air combination effluent can be controlled simultaneously Valve, regulation water level removes offscum.

Further, the Duo Xiang areas 19 have the inlet damper 91 and water outlet baffle plate 92 for dash, the water inlet It is even water deflector 8 that the lower end of baffle plate 91 and water outlet baffle plate 92 extends downwardly, and the even water deflector 8 extends to the cone In body decanting zone 14, be provided with the even water deflector 8 it is multiple help solidifying even flow plate 10 for promote separation of solid and liquid and layering, Adjacent Duo Xiang areas 19 be located behind the inlet damper 91 in Duo Xiang areas 19 be located at front Duo Xiang areas 19 in water outlet baffle plate 92 it Between form intake tunnel in the presence of interval.In the presence of the even water deflector, the colloid and discrete particles of suspension are dividing in water Flock is generated under the interaction of sub- power and continues the cohesion that collides with each other in infall process, and helping the slow resistance of solidifying even flow plate Under mixed flow effect, flock size and quality constantly become big Accelerated subsidence and promote separation of solid and liquid and layering, realize to raw water Step-by-step processing, improves cleaning water.

Further, it is described enter water mixer 2 in be provided with for promoting the stirring of raw water and flocculant hybrid reaction to fill Put, the agitating device includes that the rotary shaft entered inside water mixer 2 described in fixed being located at and multiple are located at the rotary shaft On the paddle by hydro powered.

Further, the combination filter layer 5 includes the coarse filtration layer, thin filter layer, the smart mistake that set gradually from bottom to top Filtering layer.3 precision of filter layer are lifted in scalariform.

The course of work of the equipment is：

Water pump by raw water pump into the front end of housing 1 enter water mixer 2 after, with the flocculant inlet 3 through entering on water mixer 2 The flocculant of appropriate injection is sufficiently mixed entering water mixer 2.Produce cotton-shaped treatment water separable larger miscellaneous through tool after mixing After the porous or sieve formula horizontal water distributor 4 of fibres effect, after being provided with into water plate washer 91 and extending downwardly and help stream plate 8 for even water When mixing flow to cone decanting zone 14, and the colloid and discrete particles of suspension are generated under the interaction of molecular force in water Flock and continue the cohesion that collides with each other in infall process, the slow resistance mixed flow of the solidifying even flow plate 10 of wife is made in cone decanting zone 14 Under, flock size and quality constantly become big Accelerated subsidence and promote separation of solid and liquid and layering.Heavy phase is to enter non-return sludge collecting box 15.Retaining board 16 in non-return sludge collecting box 15 can effectively prevent the current in cone decanting zone 14 to the heavy deposition of non-return sludge collecting box 15 The disturbance of phase, improves quality of water treatment.Cotton-shaped precipitum can be according to water quality treatment change and practical experience in non-return sludge collecting box 15 Set its bottom open soon blowoff valve 17 open frequency and open duration carry out blowdown.Due to retaining board 16 in non-return sludge collecting box 15 Non-return effect, the turbulent flow of process water can be to greatest extent reduced during blowdown so that blowdown process and water process are synchronously carried out.From And on the premise of standard water discharge, equipment energy long-play fully improves water treatment efficiency.Light phase is through helping solidifying even flow plate 10 even After stream, through the combination filter layer 5 of different filtering accuracies, from bottom to top and horizontal water outlet weir plate water outlet 18 is risen to.Unsegregated wadding The be combined filtrate of filter layer 5 of the suspensions such as shape body, residual fibers is retained layer by layer so that raw water in purification.

After equipment runs certain hour, when deposit buildup is gradually reduced disposal ability in filter material layer, this can be opened Equipment water vapor jet recoil device 12.Distinctive aqueous vapor pressure recoiling device, tool fast and effectively backwash and restorer treatment The ability of effect.Stop water inlet and injection flocculant first, open bottom and drive blowoff valve 17 soon, open recoil water inlet control valve 23 With recoil compressed air control valve 24.Under water vapor jet recoil device 12 pressure air water effect, the filtrate for combining filter layer 5 loosens Gap is increased, and the deposit being adsorbed on filtrate is peeled off and drives blowoff valve 17 soon from bottom with current and discharges, equipment disposal ability Recover.During into new cycle original sub-block, after water inlet diffuses in combination filter layer 54, open recoil water inlet control valve 23 and recoil Compressed air control valve 24 and effluent blowdown control valve 22.The dissolved air water that water-gas mixer 11 is produced is recoiled device by water vapor jet 12 enter, and wad a quilt with cotton mud, suspension of residual is delivered to liquid level by floating, and with water level lifting, cross after horizontal water outlet weir plate 18 i.e. by side Face low level offscum effluent mouthful 20, blowdown 21 is managed, effluent blowdown control valve 22 is discharged.Enter a new process cycle after meeting the requirements Normal operation.

Claims

1. a kind of Water warfare pre-processing device, including housing（1）, be located at the housing（1）On import and outlet, its feature exists In import is located at housing（1）Lower end, outlet is located at housing（1）Upper end, also including being located at the housing（1）The water inlet of front end is mixed Clutch（2）, be located at it is described enter water mixer（2）On flocculation inlet（3）, located at it is described enter water mixer（2）With the shell Body（1）Between horizontal water distributor（4）, the housing（1）Inside it is provided with branch mailbox dividing plate（7）By housing（1）Multiple is separated into communicate Duo Xiang areas（19）, adjacent Duo Xiang areas（19）Between be provided with the intake tunnel for communicating；The Duo Xiang areas（19）Including under most Side for separation of solid and liquid with layering cone decanting zone（14）, exhalant region positioned at the top, positioned at the exhalant region and institute State decanting zone（14）Between floating washing consider area, the floating washing is considered and be provided with area for from cone decanting zone（14）In water outlet The combination filter layer for being filtered（5）；Also include being located at the Duo Xiang areas（19）The horizontal water outlet weir plate of bead（18）, low level sets It is placed in the horizontal water outlet weir plate（18）The offscum effluent mouthful of side（20）With the offscum effluent mouthful（20）The blow-off pipe of connection （21）, be located at the blow-off pipe（21）On effluent blowdown control valve（22）, check-valves（13）And for being combined to described Filtering layer（5）The vapour pressure recoiling device of flushing.

2. a kind of Water warfare pre-processing device according to claim 1, it is characterised in that the Duo Xiang areas（19）Bottom It is provided with non-return sludge collecting box（15）, non-return sludge collecting box（15）Inside it is provided with retaining board（16）, non-return sludge collecting box（15）Bottom is provided with soon Drive blowoff valve（17）.

3. a kind of Water warfare pre-processing device according to claim 2, it is characterised in that the Duo Xiang areas（19）With use In the inlet damper of dash（91）And water outlet baffle plate（92）, the inlet damper（91）And water outlet baffle plate（92）Lower end it is equal It is even water deflector to extend downwardly（8）, the even water deflector（8）Extend to the cone decanting zone（14）In, the even water Deflector（8）On be provided with and multiple help solidifying even flow plate for promote separation of solid and liquid and layering（10）, adjacent Duo Xiang areas（19）Position In rear Duo Xiang areas（19）In inlet damper（91）With positioned at front Duo Xiang areas（19）In water outlet baffle plate（92）Between exist Interval forms intake tunnel.

4. a kind of Water warfare pre-processing device according to claim 1, it is characterised in that the vapour pressure recoiling device Including located at the combination filter layer（5）The water vapor jet recoil device of lower section（12）And the water vapor jet recoil device（12）Phase Water-gas mixer even（11）And the water-gas mixer（11）The water service pipe and breather pipe of connection, be respectively provided at it is described logical The recoil water inlet control valve of water pipe and breather pipe（23）And recoil compressed air control valve（24）.

5. a kind of Water warfare pre-processing device according to claim 4, it is characterised in that also consider including being located at the floating washing Area for installing the combination filter layer（5）Filter material layer supporting plate（6）, the water vapor jet recoil device（12）Positioned at the filter Bed of material supporting plate（6）Filter layer is combined with described（5）Between.

6. a kind of Water warfare pre-processing device according to claim 1, it is characterised in that it is described enter water mixer（2）In The agitating device for promoting raw water and flocculant hybrid reaction is provided with, the agitating device includes that fixation is located at the water inlet Blender（2）Internal rotary shaft and multiple is located at the paddle by hydro powered in the rotary shaft.

7. a kind of Water warfare pre-processing device according to claim 1, it is characterised in that the combination filter layer（5）Bag Include coarse filtration layer, thin filter layer, the smart filter layer for setting gradually from bottom to top.