CN202909505U - Water-treating equipment with reverse washing type filtering tank - Google Patents
Water-treating equipment with reverse washing type filtering tank Download PDFInfo
- Publication number
- CN202909505U CN202909505U CN 201220548904 CN201220548904U CN202909505U CN 202909505 U CN202909505 U CN 202909505U CN 201220548904 CN201220548904 CN 201220548904 CN 201220548904 U CN201220548904 U CN 201220548904U CN 202909505 U CN202909505 U CN 202909505U
- Authority
- CN
- China
- Prior art keywords
- water
- filtering tank
- former water
- pipe
- filtering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model provides water-treating equipment with a reverse washing type filtering tank. The water-treating equipment comprises a raw water tank, a filtering tank with a filtering layer, a water treating tank, a filtering pump, a stirring motor, a stirring blade, a reverse washing pump and a return pipe. The filtering pump is used for pumping raw water from the raw water tank into the filtering tank; the stirring motor is used for driving a rotating shaft vertically arranged at the center of the filtering tank to rotate in a single direction; the stirring blades are used for rotating and separating foreign objects absorbed on the filtering layer during the process of reverse washing; the reverse washing pump is used for pumping treating water from the water treating tank into the filtering tank during the process of reverse washing; and the return pipe is used for returning part of the raw water in the filtering tank to a raw water supply pipe, so as to form eddies in the raw water current from the upper part of the filtering layer down during the process of filtering. The water-treating equipment has the advantages that the accumulation of foreign objects at the upper part of the filtering layer can be prevented, the filtering efficiency of the filtering layer is improved, the foreign objects in the filtering layer can float during the process of reverse washing so as to be removed easily, and the washing efficiency and the filtering efficiency of filter material are improved.
Description
Technical field
The utility model relates to and has the water treatment facilities that filtering tank is washed in back washing, particularly relate to a kind of eddy current that when filtering, forms at defluent former current place, gather foreign matter with the top that prevents filter course, from filter material, easily foreign matter is left away except improving filter efficiency thereby when back washing is washed, utilize to the washings at upper reaches, prolong the service life of filter material, reduce motor the driving load have water treatment facilities that the type filtering tank is washed in back washing.
Background technology
Usually, be used for the sewage cleaning is comprised for the water treatment facilities of processing water: be used for storing a certain amount of former water pot that includes the former water of the foreign matters such as microorganism, pollutant, minuteness particle; Be used for to receive this former water, and utilize the filter materials such as sand, active carbon from former water with foreign matter and the processing water pot processing the filtering tank of water separating filter and be used for storing a certain amount of processing water through filtration.
The filtering tank 10 that these water treatment facilities possess as shown in Figure 1, filter the filter course 20 that the filter materials such as the sand of usefulness and active carbon form in the 11 interior fillings of columnar main body, this filter course 20 is formed by multilayer laminated, and a upper lateral part of filtering tank 10 is equipped with for the former water for this former water pot and flows into inner former flow inlet 12.
And, the bottom of this main body 11 is except being provided with this filter course 20, also possess for the bottom outlet 13 that will discharge to the outside through the processing water that filters, the top and the bottom of main body are equipped with respectively for dropping into filter material and being used for filter material is discharged to outside top manhole 14a and bottom manhole 14b.
Thus, former flow inlet 12 by this filtering tank 10 flows into inner former water, through filter materials such as the sand of the filtration usefulness of a plurality of stacked filter courses 20 of the body interior of this filtering tank 10 and active carbons, to filter the foreign matters such as the minuteness particle that comprises in the former water, pollutant, microorganism, discharge to the outside by the outlet of this filtering tank 10 through the processing water of foreign body filtering.
Has the existing filtering tank 10 of above-mentioned formation in the process of filtering the former water that is flowed into inside by former water pot, carry out along with filtering continuing of turning round, the foreign matters such as pollutant, minuteness particle and microorganism that produce can be in the accumulated inside of the multilayer laminated filter course 20 of filter material, in order to remove these foreign matters, just need the periodically filter material of washing and filtering layer 20.
But, for the filter course 20 that washs this filtering tank 10, must be under the state that filters operation interrupted, the top manhole 14a that the top of the main body 11 of open this filtering tank 10 possesses, the operator directly enters into this main body 11 inside by this top manhole 14a, and washs the filter material of this filter course 20, this is so that operator's homework burden is large, detersive efficiency to filter material is low, and increases the use amount of the washings of washing filter material, has therefore increased the plant maintenance expense.
In addition, when filtering downwards, the pollutant that is made of minuteness particle and microorganism etc. mainly condense in the central part absorption of filter course 20, and when back washing is washed, if do not carry out the laundry operation to filter course, just can shorten the service life of filter material, this can become the major reason of filtration treatment inefficiency when the post-job filtration operation of filtration washing.
The utility model content
The technical problems to be solved in the utility model be low for the detersive efficiency to filter material in the water treatment facilities that overcome prior art, the plant maintenance expense is higher, the defective of filtration treatment inefficiency, a kind of water treatment facilities that the type filtering tank is washed in back washing that have are provided, when it can filter in filtering tank, foreign matter is gathered on the top that prevents filter course, thereby improve the filter efficiency of filter course, and when in filtering tank, carrying out back washing and washing, make the interior foreign matter of filter course floating, make it easily to be removed, thereby improve the detersive efficiency of filter material and the filter efficiency of filtering tank.
The utility model is to solve above-mentioned technical problem by following technical proposals:
Water treatment facilities of the present utility model are used for former water is filtered, these water treatment facilities have the filtering tank that type is washed in back washing, and these water treatment facilities comprise: store the former water pot of a certain amount of former water, the filtering tank that possesses the filter course that at least more than one the former water of confession passes through and the processing water pot of the processing water that the storage filtration treatment is crossed; Filter pump is installed in the mid-length of former water supplying pipe, and be used for will this former water pot former water supply in this filtering tank, wherein this former water supplying pipe is used for this former water pot of connection and this filtering tank; Stirring motor is fixedly mounted on the top of this filtering tank, is used for the vertically disposed rotating shaft of central interior of one direction ground this filtering tank of rotary actuation; Stirring vane is located at this filter course place and is located at the lower end of this rotating shaft with more than one at least quantity, be used for when back washing is washed rotation with the foreign matter that will be adsorbed in this filter course from; Contrary washing pump is installed in the mid-length that connects the washings supply pipe between this processing water pot and this filtering tank, supplies in this filtering tank for the processing water that will process water pot when back washing is washed; And, the foldback pipe is used for the part of the former water that this filtering tank is interior to this former water supplying pipe foldback, and an end of this foldback pipe exposes in this filtering tank, the other end is connected in this former water supplying pipe, with when filtering, the former current downward from the top of this filter course, form eddy current.
Preferably, the end of introducing the former water supplying pipe in the main body of this filtering tank is equipped with the nozzle of the discharge angle with inclination, so that when filtering, the former water of supply forms the eddy current that rotates in the circumferential direction of the circle centered by the central authorities of this main body.
Preferably, this nozzle rolls oblique 60 ° discharge angle formation with the inwall towards this filtering tank.
Preferably, the wall place, inside of this former water supplying pipe possesses the spiral rotating edge of thin thickness integratedly, forms eddy current with relatively former water steadying ground.
Preferably, this former water supplying pipe, this processing water discharge pipe, this washings supply pipe and this foldback pipe are equipped with respectively for the switching valve of the break-make of control fluid with for detection of the flowmeter of the flow of fluid.
Preferably, the flow proportional of the former water quantity delivered by this former water supplying pipe, the processing water discharge rate by this processing water discharge pipe and the former water foldback amount by this foldback pipe is 3:2:1.
Preferably, an end of this foldback pipe forms warpage towards the central upper face side of this filter course, enters in this foldback pipe because of floating foreign matter and the filter material of eddy current that produces when preventing from filtering.
Preferably, the other end of this foldback pipe is connected in the former water supplying pipe place between this former water pot and this filter pump.
Preferably, the bottom is provided with air supply pipe in this filtering tank, is used for when back washing is washed air from the underfeed of this filtering tank to top, so that the foreign matter that separates from filter material is floating.
Preferably, this filtering tank is provided with to be possessed the foreign matter that the collection unit of upwards opening is arranged and discharges and use discharge pipe, for when back washing is washed so that floating foreign matter easily be collected.
Positive progressive effect of the present utility model is: the utility model as described above, when the filter course that utilizes the filtering tank inner stacks to form filters former water top, that pass through in the down flow mode that supplies to filtering tank, part in the former water is carried out foldback on the top of filter course, form eddy current on the top of filter course thus, gather foreign matter and improve the filter effect of filter material with the top that prevents filter course, thereby and reduce the electric power that the filtration motor that is used for supplying with former water consumes and reduce running expense.
In addition, when the washings of the bottom that supplies to filtering tank are washed to carry out back washing with the filter course that forms by the filtering tank inner stacks to the upper reaches mode, utilization is stirred filter material by the stirring vane of the driving force rotary actuation of stirring motor, so that the foreign matter that is attached on the filter material is floating, because floating foreign matter is easily discharged to the outside, therefore just can improve clearance rate, the raising back washing of foreign matter and wash efficient, prevent the local clogging of filter material, the service life of significant prolongation filter material, and save the frequent replacement of filter material and the discarded expense of bringing of filter material.
Description of drawings
Fig. 1 is the formation profile of the filtering tank that possesses of general water treatment facilities.
Fig. 2 is the whole pie graph that the water treatment facilities of type filtering tank are washed in back washing that has of the present utility model.
Fig. 3 is the profile that the filtering tank that the water treatment facilities of type filtering tank adopt is washed in back washing that has of the present utility model.
Fig. 4 has back washing and washs the former water supplying pipe that water treatment facilities were adopted of type filtering tank as the cross section detailed view of the filtering tank of benchmark take of the present utility model.
Description of reference numerals:
101,102,103,104 open and close valve
101a, 102a, 103a, 104a flowmeter
110 former water pots
111 former water supplying pipes
112 process water discharge pipe
113 washings supply pipes
114 foldback pipes
115 air supply pipes
116 foreign matters are discharged and are used discharge pipe
117 lower tube
120 filter pumps
130 filtering tanks
132 filter courses
133 rotating shafts
134 stirring vanes
135 stirring motors
140 contrary washing pumps
150 process water pot
The specific embodiment
Fig. 2 is the whole pie graph that the water treatment facilities of type filtering tank are washed in back washing that has of the present utility model, wherein, direction of flow when the direction of flow when solid arrow represents to filter, dotted arrow represent that back washing is washed, Fig. 3 is the profile that the filtering tank that the water treatment facilities of type filtering tank adopt is washed in back washing that has of the present utility model, and Fig. 4 has the former water supplying pipe that water treatment facilities were adopted that back washing washs the type filtering tank as the details drawing in benchmark, cross section that filtering tank is cross-sectional take of the present utility model.
Namely, this former water pot 110 be used to store a certain amount of from the pollution sources that produce sewage collect and the former water that comes accommodate parts, former water pot 110 like this is connected with an end of at least more than one former water supplying pipe 111, the other end of this former water supplying pipe 111 is communicated with the columnar main body 131 that consists of this filtering tank 130, to allow former water supply in this filtering tank 130.
The mid-length of this former water supplying pipe 111 possesses at least more than one the filter pump 120 that drives when seal adds power supply, the former water that the pump power of this filter pump 120 will these former water pot 110 interior storages supplies to the top of the main body 131 of this filtering tank 130.
Herein, this former water supplying pipe 111 is connected in the top of this main body 131, so that the former water in this filtering tank 130 supplies to the bottom from top, the end of the former water supplying pipe 111 of these main body 131 interior introducings is installed to the inwall of this filtering tank 130 and is rolled the oblique nozzle 111a with discharge angle θ, so that the former water of supplying with when filtering centered by the central authorities of this main body 131, forms the eddy current of pressing the circumferencial direction rotation.
The end that possesses the former water supplying pipe 111 of this nozzle 111a, with the formation length with respect to the maximum outside diameter about 5% of this filtering tank 130, be incorporated in this filtering tank 130, the nozzle 111a that the end of the former water supplying pipe 111 of these filtering tank 130 interior introducings possesses preferably has towards the inwall of this filtering tank 130 and rolls oblique about 60 ° discharge angle θ.
In addition, the inside face of this former water supplying pipe 111 can possess the spiral rotating edge 139 of thin thickness integratedly, and this rotation edge forms smoothly with respect to the shape of the former water of discharging by this nozzle 111a according to eddy current.
In addition, install respectively on this former water supplying pipe 111: former water supplying pipe supplies to the switching valve 101 of break-make of the supply flow of the former water in this filtering tank 130 by this to be used for control; And, detect in real time the flowmeter 101a of supply flow rate.
This filtering tank 130 is being supplied with downwards from top to the bottom in the columnar main body 131 of former water, possesses at least more than one the stacked filter course 132 that forms with the such filter material of for example sand or active carbon, the top fixed installation stirring motor 135 of this filtering tank 130, with when seal adds power supply, drive the vertically rotating shaft 133 one directions rotation of the certain-length of configuration of central interior of this main body 131.
This filter course 132 can use the slag ball of size about 0.1mm to 0.15mm, 0.3mm the sand of size to the 0.8mm, the filter materials such as rubble of size about 5mm to 10mm, its stacked number, specification and kind are not limited to this, can adopt by field condition diversifiedly.
Herein, this rotating shaft 133 is installed in the mode that can rotate and fluctuate take this main body 131 and parts of bearings 135a as medium.
In addition, stirring vane 134 is rotary parts of one direction rotation, it is configured in this filter course, at least more than one this stirring vane is installed in the place, top that buries lower end in this filter course and this rotating shaft 133 of this rotating shaft 133, when back washing is washed, this stirring vane relies on the driving force of driven stirring motor 135, separates to be adsorbed on the foreign matter at these filter course 132 places and to make that foreign matter is floating to come up.
Upper external face place at this filtering tank 130 preferably arranges exhaust outlet, thereby when back washing is washed, can allow air that main body 131 internal causes are forced into and the internal drop that increases is low to atmospheric pressure.
In addition, this filtering tank 130 has foreign matter and discharges with discharge pipe 116, one end of this discharge pipe is incorporated in the main body 131, the mid-length of this discharge pipe is provided with and opens and closes valve 106, and the other end of this discharge pipe exposes externally, one end of this discharge pipe 116 has the collection unit 116a that opens upward, easily to collect back washing floating foreign matter when washing.
Connect respectively between this filtering tank 130 and the processing water pot 150: process water discharge pipe 112, during filtration, this processing water discharge pipe 112 will supply to this processing water pot 150 by the processing water through filtration treatment in this filtering tank 130; And, washings supply pipe 113, when back washing was washed, the processing water that this washings supply pipe 113 will be stored in this processing water pot 150 supplied in this filtering tank 130 as washings.
The mid-length of such washings supply pipe 113 is equipped with contrary washing pump 140, when filter course 132 back washings of this filtering tank 130 are washed, by the pump power of this contrary washing pump 140, the processing water in this processing water pot 150 is upwards supplied to top from the bottom of this filtering tank 130.
Herein, to process water and upwards supply with washings in order to discharge by the bottom outlet 137 of this filtering tank 130, the upper end of lower tube 117 links to each other with this bottom outlet removably, and the far-end of this processing water discharge pipe 112 and washings supply pipe 113 then is connected to the mid-length of this lower tube 117.
Each front end of this washings supply pipe 113 and processing water discharge pipe 112 is installed respectively: be used for controlling flow through respectively their washings and the switching valve 102,103 of the current break-make of processing water; And, be used for the flowmeter 102a, the 103a that detect in real time washings and process the flow of water.
In addition, be provided with air supply pipe 115 in the lower end of this lower tube 117, this air supply pipe 115 supplies to air in this filtering tank 130 from the outside, when back washing is washed, to promote the detersive efficiency to the filter material of filter course 132, the far-end of this air supply pipe 115 is equipped with and opens and closes valve 105, flows so that control is air fed when back washing is washed or when filtering.
This processing water discharge pipe 112, washings supply pipe 113 are connected with air supply pipe preferably and are connected from the branched pipe difference flanges that lower tube 117 prolongs, so that its easy dismounting, wherein lower tube is connected in the bottom outlet 137 of filtering tank 130.
In addition, one end of foldback pipe 114 exposes in the main body 131 of this filtering tank 130, the other end is connected in this former water supplying pipe 111, so that the part in the former water that supplies in this filtering tank 130 can be returned to former water supply side when filtering, the mid-length of this foldback pipe be equipped with the former water of foldback of flowing through for control the current break-make switching valve 104 and for detection of the flowmeter 104a of the flow of the former water of foldback of flowing through.Thus, utilization when filtering in this filtering tank 130 by the part of this foldback pipe 114 in the former water of Yuan Shui inflow side foldback, the eddy current that formation is flowed to the bottom by the top of this filter course 132, thereby relied on the eddy current that forms in the descending former current, prevent from gathering foreign matter on the top of this filter course 132, and prevent that the filter efficiency of the central portion of filter course 132 when filtering from descending.
Herein, the end of the foldback pipe 114 that exposes in the main body 131 of this filtering tank preferably forms warpage towards the central upper face side of this filter course 132, enters in the foldback pipe 114 because of floating foreign matter and the filter material of eddy current that produces when preventing from filtering.
In addition, the other end of this foldback pipe 114 preferably is connected in than low at former water supplying pipe 111 pressure between this filter pump 120 and the filtering tank 130 and on the former water supplying pipe 111 between this former water pot 110 and the filter pump 120.
The flow proportional of the former water quantity delivered by this former water supplying pipe 111, the processing water discharge rate by this processing water discharge pipe 112 and the former water foldback amount by this foldback pipe 114 preferably consists of 3:2:1.The flow value that flowmeter 101a, the 102a that such flow proportional is installed take each comb place, 104a detect is as foundation, opens and closes valve 101,102 by adjusting, 104 valve size is come in predefined ratio operation.
Therefore can reduce for former water that will former water pot 110 storages supplying to the consumption electric power of this filter pump 120 in this filtering tank 130 and preventing the too much supply of former water, in order to can suitably supply with former water according to the filter efficiency of this filter course 132.
Explanation has the effect of the present utility model of above-mentioned formation.
The a certain amount of sewage of collecting from polluting generating source of inside storage of former water pot 110, the body interior of filtering tank 130 forms the more than one at least filter course 132 that is laminated with filter materials such as sand, active carbons, the upper external face of this main body 131 connects former water supplying pipe 111, foldback pipe 114 and foreign matter discharges with discharge pipe 116, and the lower tube 117 that the bottom outlet 137 of this main body 131 possesses connects processes water discharge pipe 112, washings supply pipe 113 and air supply pipe 115.
Under such situation, the filtration engineering of the former water of this former water pot 110 is: at first close this washings supply pipe 113, air supply pipe 115 and foreign matter and discharge and respectively open and close valve 103,105,106 with discharge pipe 116, on the contrary, open the switching valve 101,102,104 of this former water supplying pipe 111, processing water discharge pipe 112 and foldback pipe 114.
Simultaneously, produce pump power to filter pump 120 supply powers of the mid-length that is installed in this former water supplying pipe 111, by this former water supplying pipe 111, the former water of former water pot 110 is supplied with on the top in the main body 131 of this filtering tank 130 with downdraft mode.
And to the former water of these filtering tank 130 interior supplies that these main body 131 fillings are a certain amount of, so that the former water that supplies in this main body 131 is kept certain water level, this water level is to detect by near the water level detection gauge of installing main body 131 tops.
The former water in this main body 131 continuously, thereby the filter material by filter course 132 is separated into foreign matter and processes water from top to bottom, the foreign matter that separates attaches to filter course 132, on the contrary, the processing water by this filter course 132 supplies to processing water pot 150 sides and storage through this processing water discharge pipe 112.
Raw water filtration is separated in the process of foreign matter and processing water at this filtering tank 130, axle centered by the central authorities of this main body 131, by former water current and former water foldback stream, top at this filter course 132 of main body 131 inside of this filtering tank 130 produces eddy current, wherein, former current are the nozzle 111a ejection of the former water supplying pipe 111 installed from the center of departing from this main body 131 and axle one direction rotation centered by the central authorities of this main body 131, and former water foldback stream is to outside foldback by near the end 114a of the foldback pipes 114 of installing this main body 131.
And, be attached to the spiral rotating edge 139 on the inside wall of filtering tank 130 from the former water of the nozzle 111a of this former water supplying pipe 111 ejection along one and rotate, thereby accelerate flow velocity and the eddy current of former water.
By such eddy current, accumulate in the upper side of this filter course 132 to prevent foreign matter, for a long time, stably keep thus the filter efficiency of this filter course 132, and prolong the service life of filter material.
At this moment, former water foldback amount by this foldback pipe 114 is to supply to 1/3 of former water quantity delivered in this filtering tank 130 by this former water supplying pipe 111, after the filtration, the processing water of discharging by this processing water discharge pipe 112 preferably is maintained 1/2 of former water quantity delivered, and this can critically realize by flowmeter 101a, 102a, 104a and switching valve 101,102,104 that each comb 111,112,114 is installed.
And this filter pump 120 needs the reduction of former water quantity delivered to be processed to be in the former water of filtering tank 130 by the foldback amount of these foldback pipe 114 foldbacks, has therefore reduced the working load of this filter pump 120 and has reduced consumption electric power.
On the other hand, lowly can't carry out again filtration operation because long filtration operation causes the filter efficiency of this filtering tank 130, in the time of will washing these filter course 132 back washings thus, cut off the entrance of the opening of this former water supplying pipe 111, processing water discharge pipe 112 and foldback pipe 114, simultaneously, opening washings supply pipe 113, air supply pipe 115 and foreign matter discharges and respectively opens and closes valve 103,105,106 with discharge pipe 116.
And, by adding the pump power that power supply produces to contrary washing pump 140 seals, so that the processing water of this processing water pot 150 supplies to the bottom of the main body 131 of this filtering tank 130 by this washings supply pipe 113 as washings, the washings of upwards supplying with from the lower to the upper with from the lower to the upper to the filter course 132 of upper reaches mode by these main body 131 inner stacks.
Simultaneously, stirring motor 135 seals that possess to the top of this filtering tank 130 add external power source, make the rotation of rotating shaft 133 one directions, rotation is embedded in stirring vane 134 in this filter course 132 thus, utilizes from the lower to the upper the mixing power that passes through pressure and this stirring vane 134 of the washings by this filter course 132 to separate the foreign matters such as minuteness particle on the filter material that is attached to this filter course 132, polluter.
And, isolated foreign matter follows to float up to together the top of filter course 132 by the washings of this filter course 132 to the upper reaches mode, and the collection unit 116a that floating foreign matter is discharged with discharge pipe 116 by the foreign matter that is installed in the place, top in this main body 131 discharges.
At this moment, the switching valve 105 of the air supply pipe 115 at the place, bottom that opening turns round is connected in this filtering tank 130, supply with compressed air from the bottom of main body 131 to top thus, this compressed air passes through this filter course 132 in the mode that makes progress, thus so that when these filtering tank 130 interior back washings were washed, the foreign matter that separates from filter material can successfully form floating.
And, the air supply pipe 115 at lower tube 117 places by being connected in this filtering tank 130, compressed air is supplied to the bottom of this filtering tank 130, thus by with the washings supplied with to the upper reaches mode with follow the air that washings are supplied with together, more activate make the foreign matter that comes off from filter material floating to top.
And, if the back washing of this filtering tank 130 of process certain hour is washed, the words that the discharge degree of foreign matter significantly reduces, then closing this washings supply pipe 113, air supply pipe 115 and foreign matter discharges and respectively opens and closes valve 103,105,106 with discharge pipe 116, simultaneously, stop the running of contrary washing pump 140 and interrupt back washing and wash operation, on the contrary, open former water supplying pipe 111 of when back washing is washed, closing as described above, process water discharge pipe 112 and foldback pipe 114 respectively open and close valve 101,102,104, and again start filter pump 120 and proceed filtration operation.
In above-mentioned, although be that the utility model preferred embodiment is illustrated, but the utility model is not limited to this, can carry out various modification and implement in the scope of claims and specification and accompanying drawing, and should think that also these modification belong to scope of the present utility model.
Claims (10)
1. water treatment facilities, it is characterized in that, these water treatment facilities are used for filtering former water, these water treatment facilities have: be used for storing the former water pot (110) of former water, the processing water pot (150) that has at least more than one the filtering tank (130) that is used for the filter course (132) that passes through for former water and be used for the processing water that the storage filtration treatment crosses, and these water treatment facilities comprise:
Filter pump (120), be installed in the mid-length of former water supplying pipe (111), be used for will this former water pot (110) former water supply in this filtering tank (130), wherein this former water supplying pipe (111) is for this former water pot (110) of connection and this filtering tank (130);
Stirring motor (135) is fixedly mounted on the top of this filtering tank (130), is used for the vertically disposed rotating shaft of central interior (133) of one direction ground this filtering tank of rotary actuation (130);
Stirring vane (134) is located at this filter course (132) and is located, and is located at the lower end of this rotating shaft (133) with more than one at least quantity, be used for when back washing is washed rotation and will be adsorbed on this filter course (132) foreign matter from;
Contrary washing pump (140), be installed in the mid-length that connects the washings supply pipe (113) between this processing water pot (150) and this filtering tank (130), supply in this filtering tank (130) for the processing water that when back washing is washed, will process water pot (150); And,
Foldback pipe (114), be used for the part of the former water that this filtering tank (130) is interior to this former water supplying pipe (111) foldback, one end of this foldback pipe (114) exposes in this filtering tank (130), the other end is connected in this former water supplying pipe (111), and this foldback pipe (114) is used for forming eddy current in the former current downward from the top of this filter course (132) when filtering.
2. water treatment facilities as claimed in claim 1, it is characterized in that, the end of introducing the former water supplying pipe (111) in the main body (131) of this filtering tank (130) is equipped with the nozzle (111a) of the discharge angle with inclination, is used for making when filtering the former water of supply to form the eddy current that rotates in the circumferential direction of the circle centered by the central authorities of this main body (131).
3. water treatment facilities as claimed in claim 2 is characterized in that, this nozzle (111a) rolls oblique 60 ° discharge angle (θ) with the inwall towards this filtering tank (130) and forms.
4. water treatment facilities as claimed in claim 1 is characterized in that, the wall place, inside of this former water supplying pipe (111) possesses spiral rotating edge (139) integratedly.
5. water treatment facilities as claimed in claim 1, it is characterized in that, this former water supplying pipe (111), process water discharge pipe (112), this washings supply pipe (113) and this foldback pipe (114) and be equipped with respectively for the switching valve (101,102,103,104) of the break-make of controlling fluid with for detection of the flowmeter (101a, 102a, 103a, 104a) of the flow of fluid.
6. water treatment facilities as claimed in claim 1, it is characterized in that, the flow proportional of the former water quantity delivered by this former water supplying pipe (111), the processing water discharge rate by this processing water discharge pipe (112) and the former water foldback amount by this foldback pipe (114) is 3:2:1.
7. water treatment facilities as claimed in claim 1 is characterized in that, an end of this foldback pipe (114) forms warpage towards the central upper face side of this filter course (132).
8. water treatment facilities as claimed in claim 1 is characterized in that, the other end of this foldback pipe (114) is connected in the former water supplying pipe (111) that is positioned between this former water pot (110) and this filter pump (120) and locates.
9. water treatment facilities as claimed in claim 1 is characterized in that, the bottom is provided with air supply pipe (115) in this filtering tank (130), are used for when back washing is washed air from the underfeed of this filtering tank to top, so that the foreign matter that separates from filter material is floating.
10. water treatment facilities as claimed in claim 1 is characterized in that, this filtering tank (130) is provided with possesses the foreign matter discharge discharge pipe (116) that the collection unit (116a) of upwards opening is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548904 CN202909505U (en) | 2012-10-24 | 2012-10-24 | Water-treating equipment with reverse washing type filtering tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548904 CN202909505U (en) | 2012-10-24 | 2012-10-24 | Water-treating equipment with reverse washing type filtering tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202909505U true CN202909505U (en) | 2013-05-01 |
Family
ID=48157854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220548904 Expired - Fee Related CN202909505U (en) | 2012-10-24 | 2012-10-24 | Water-treating equipment with reverse washing type filtering tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202909505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103318436A (en) * | 2013-05-30 | 2013-09-25 | 常熟市喆宏机械科技有限公司 | Outer-barrel filling type filling device |
-
2012
- 2012-10-24 CN CN 201220548904 patent/CN202909505U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103318436A (en) * | 2013-05-30 | 2013-09-25 | 常熟市喆宏机械科技有限公司 | Outer-barrel filling type filling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201419056Y (en) | Filter | |
| CN102049159A (en) | Horizontal rotary fine grille machine and solid-liquid separation method | |
| CN111501873B (en) | Small-size desilting device of two energy supplies of water and electricity | |
| CN203719532U (en) | Rubber ball collecting device and rubber ball cleaning system with same | |
| CN201394409Y (en) | Centrifugal net-type full-automatic filter | |
| CN202909505U (en) | Water-treating equipment with reverse washing type filtering tank | |
| CN206667421U (en) | A kind of underground construction foul water system | |
| CN111713381B (en) | Irrigation system is collected to energy-saving gardens rainwater | |
| KR100519680B1 (en) | Water treatment apparatus having a back-wash type filter bath | |
| CN117563315A (en) | Front filtering device of hydraulic drive dirt suction type self-cleaning pump | |
| CN204709921U (en) | Suspension screen drum filter | |
| CN208669564U (en) | Pump energy saving control system | |
| CN109236351B (en) | Automatic water drainage device for coal seam gas extraction | |
| CN207246034U (en) | Integrated prefabricated pumping plant | |
| CN218516167U (en) | Peripheral transmission mud scraper | |
| CN101564617B (en) | Pressure type dynamic sand filter | |
| CN114134987B (en) | Prefabricated pump station of integration | |
| CN221061956U (en) | Water treatment purifier | |
| CN216366783U (en) | Combined sand filtering equipment | |
| CN212833129U (en) | Oil-water separation device for petrochemical industry | |
| CN206770226U (en) | A kind of sintered sludge pump line mouth improves device | |
| CN221062008U (en) | Sand-water separator | |
| CN213537481U (en) | Chemical industry is sewage pretreatment of water equipment for environmental protection | |
| CN213823947U (en) | Efficient nano water film dust remover for quarry | |
| CN215566707U (en) | Anti-blocking slurry pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20151024 |
|
| EXPY | Termination of patent right or utility model |