CN205659446U - Continuous sand filter - Google Patents
Continuous sand filter Download PDFInfo
- Publication number
- CN205659446U CN205659446U CN201620502760.7U CN201620502760U CN205659446U CN 205659446 U CN205659446 U CN 205659446U CN 201620502760 U CN201620502760 U CN 201620502760U CN 205659446 U CN205659446 U CN 205659446U
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- China
- Prior art keywords
- filter
- sand
- water
- continuous
- air
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- 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
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Abstract
The utility model belongs to the technical field of the sewage treatment device technique and specifically relates to a continuous sand filter, including parallelly connected installation if the dry filtration unit, every filter unit's bottom is concrete placement's centrum structure, install the filter in every filter unit, install the air riser in the filter, air riser from the bottom up installs toper cloth sand ware in proper order, the water -locator is installed to the top of cloth sand ware, sand water shunt sleeve pipe assembly is installed to the water -locator top, the top of sand water shunt sleeve pipe assembly is installed and is washed husky ware assembly, wash the top installation pneumatics of husky ware assembly and carry husky pump, the sunction inlet that husky pump was carried in the pneumatics is located the bottom of filter, install the air control cabinet in every filter unit, continuous sand filter is functions such as the collection mixes with fixed attention, clarification, a filtration continuous self - cleaning's as an organic whole filter, need not to shut down the back flush, need not to provide extra backwashing water pump.
Description
Technical field
This utility model relates to technical field of sewage treatment equipment, especially a kind of sand filter continuously.
Background technology
The operation principle of continuous sand filter is to filter the process simultaneously carried out with backwash two step.After former water flows through water inlet
Through water-locator, flowing up through filter bed, in uphill process, dirt is intercepted and captured by filtrate, and the clear water after filtration is by filter top
Downflow weir collect discharge.Compressed air is sprayed by the compression air inlet pipe pipe nozzle extending into sand extraction tube mouth simultaneously, drives filter
The dirty sand of bottom and part is waterborne rises to sand extraction tube upper port, falls in sand washing trough, is filtering water outlet and backwash water outlet water level
Under the effect of difference, the dirty sand of whereabouts cleans automatically with the clear water of rising, air stripping water that sand extraction tube elevates and sand washing trough
Interior backwashing water flows into backwash effluent trough together and is drained by backwash outlet pipe, the filtrate after cleaning under gravity
It is circulated back to filtering layer through sand arranging device.Filter and carry out with backwash simultaneously, filter continuously.
Existing continuous sand filter is it cannot be guaranteed that water temperature and filter effect, and easily causes secondary dirty when of filtration
Dye.
Summary of the invention
The technical problems to be solved in the utility model is: overcome in prior art not enough, it is provided that a kind of filter efficiency is high
Sand filter continuously.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is as follows:
A kind of sand filter continuously, including the some filter elements being installed in parallel, the bottom of described each filter element is
The vertebral body structure of concreting, is provided with filter, is provided with air and carries in described filter in described each filter element
Riser, air riser is sequentially installed with taper sand arranging device from top to bottom, described sand arranging device be arranged above water-locator, described
Water-locator be arranged above sand water diverter set pipe assembly, described sand water diverter set pipe assembly be arranged above wash Sha Qizong
Become, described in wash the pneumatic lifting sand pump installed above of husky device assembly；Described pneumatic lifting sand pump intake is positioned at the bottom of filter；
In described each filter element, air switch board is installed；
The top of described filter element is provided with air inlet pipe, water inlet pipe, outlet pipe and washed-out sand water outlet pipe.
Further, described filter is arranged above the totally enclosed cover plate of aluminium alloy.
Further, described cover plate is provided with maintenance watch window.
Further, in described filter, heater and heat-insulation layer are installed.
Further, husky device assembly is washed described in by different the first corrugated tube, the second corrugated tube and the different-diameter of diameter
First barrel and the second barrel assembly form, and underwater portion is fixed on vertical inlet sleeve pipe by the outward corrugated tube of internal layer, portion waterborne
Point hanging well screw by sand-washing device is fixed on I-steel.
Further, the top of described pneumatic lifting sand pump is provided with splash-back and splash guard.
Further, being provided with blowdown partition and blowdown weir around the top of described air riser, described blowdown cuts off
Being provided with outward downflow weir, described downflow weir connects backwash tube.
The technical solution of the utility model is used to provide the benefit that:
Continuous sand filter of the present utility model be integrate coagulation, clarify, the most automatically the cleaning of the function such as filtration
Filter, it is not necessary to shut down backwash, it is not necessary to extra backwash pump is provided；All of filter bed all by continuous wash,
Low and stable by the loss of flood peak of filter；The identical loss of flood peak ensure that the uniform distribution of former water, it is not necessary to additionally
Configuration distributor disk or flow control system.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation washing husky device assembly of the present utility model.
In figure: 1 filter, 2 air risers, 3 sand arranging devices, 4 water-locators, 5 sand water diverter set pipe assemblies, 6 wash husky device
Assembly, 7 pneumatic lifting sand pumps, 8 water inlet pipes, 9 outlet pipes, 10 blowdown weirs, 11 downflow weirs, 12 first corrugated tubes, 13 second corrugated tubes,
14 first barrels, 15 second barrels.
Detailed description of the invention
Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification,
Basic structure of the present utility model is described the most in a schematic way, and therefore it only shows the composition relevant with this utility model.
As it is shown in figure 1, a kind of sand filter continuously, including the some filter elements being installed in parallel, described each filtration is single
The vertebral body structure that bottom is concreting of unit, is provided with filter 1, on described filter 1 in described each filter element
Being provided with water inlet pipe 8 and outlet pipe 9, be provided with air riser 2 in described filter 1, air riser 2 is the most successively
Taper sand arranging device 3 is installed, described sand arranging device 3 be arranged above water-locator 4, described water-locator 4 is arranged above sand moisture
Stream device set pipe assembly 5, being arranged above of described sand water diverter set pipe assembly 5 wash husky device assembly 6, described in wash husky device assembly 6
Pneumatic lifting sand pump 7 installed above；The suction inlet of described pneumatic lifting sand pump 7 is positioned at the bottom of filter 1；Described each filtration is single
Air switch board is installed in unit.
Filter sand bottom filter tank relies on the lifting of the air riser 2 at filter 1 center and arrives and be positioned at filter 1 and push up
The sand-washing device 6 in portion, makes dirty sand granule separate from filter sand by action of turbulent flow, and impurity is discharged, clearly by rinse water outlet
Filter sand after washing falls back to casting bed.
If needing maintenance, air riser 2 can very easily take out from filter 1 top.If foreign particles
Plugging filter 1, the guide pipe installing stripping tube 2 can do suction pipe use with suction pump connection, absorbs foreign body, this merit
Can be highly useful when maintenance.
Sand filter control unit is made up of two parts continuously, is divided into electrical control cubicles and gas control cabinet.One electrical control cubicles can be controlled
System one is to several gas control unit, and a gas control unit can control one or more sand filter unit.Electrical control cabinet possesses
Control the startup of continuous sand filter, run, the basic function such as warning.When continuous sand filter is properly functioning, switch board can
To ensure continuous flushing；When running occurs abnormal, alarm signal reaches control chamber, and program subsequently will be by operation
Person or the central control system provided by client are stopped, and send instruction and stop filtration system operation.
Preferably, in order to prevent pollutant from falling into filter tank, secondary pollution is caused；Described filter is arranged above aluminium alloy
Totally enclosed cover plate.
Preferably, described cover plate is provided with maintenance watch window；Cover plate be provided be distributed in directly over every filter, light
Just the maintenance watch window opened, in order to observe running status and overhaul of the equipments.
Preferably, simultaneously for preventing filter tank from freezing in the winter time, it is ensured that former water water temperature and filter effect, peace in described filter
Equipped with heater and heat-insulation layer.
Preferably, as in figure 2 it is shown, described in wash husky device assembly by different first corrugated tube the 12, second corrugated tube 13 of diameter
Being assembled with first barrel 14 and second barrel 15 of different-diameter, underwater portion is fixed on vertically to enter by the outward corrugated tube of internal layer
On jacket pipe, above water hangs well screw by sand-washing device and is fixed on I-steel.
Preferably, the top of described pneumatic lifting sand pump 7 is provided with splash-back and splash guard；The air bubble risen can cause
Splash, carries the top of sand pump to prevent one splash-back of splash and splash guard to be positioned at.Splash guard is fixed on liquid by 3 knobs
On the control container of position.A bolt is had for pneumatic lifting sand pump 7 is fixed on correct position inside splash guard.
Preferably, being provided with blowdown partition and blowdown weir 10 around the top of described air riser 2, described blowdown cuts off
Being provided with outward downflow weir 11, described downflow weir 11 connects backwash tube.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and amendment completely in the range of without departing from this utility model technological thought.This reality
The content being not limited in description by novel technical scope, it is necessary to determine its technology according to right
Property scope.
Claims (7)
1. a continuous sand filter, it is characterised in that: include the some filter elements being installed in parallel, the end of each filter element
Portion is the vertebral body structure of concreting, is provided with filter, is provided with air and carries in described filter in each filter element
Riser, air riser is sequentially installed with taper sand arranging device from top to bottom, described sand arranging device be arranged above water-locator, described
Water-locator be arranged above sand water diverter set pipe assembly, described sand water diverter set pipe assembly be arranged above wash Sha Qizong
Become, described in wash the pneumatic lifting sand pump installed above of husky device assembly；Described pneumatic lifting sand pump intake is positioned at the bottom of filter；
Air switch board is installed in each filter element；
The top of described filter element is provided with air inlet pipe, water inlet pipe, outlet pipe and washed-out sand water outlet pipe.
The continuous sand filter of one the most according to claim 1, it is characterised in that: described filter is arranged above aluminum and closes
The totally enclosed cover plate of gold.
The continuous sand filter of one the most according to claim 2, it is characterised in that: maintenance is installed on described cover plate and observes
Window.
The continuous sand filter of one the most according to claim 1, it is characterised in that: it is provided with in described filter and adds hot charging
Put and heat-insulation layer.
The continuous sand filter of one the most according to claim 1, it is characterised in that wash husky device assembly described in: different by diameter
First barrel of the first corrugated tube, the second corrugated tube and different-diameter and the second barrel assembly form, underwater portion is by internal layer
Outward corrugated tube is fixed on vertical inlet sleeve pipe, and above water hangs well screw by sand-washing device and is fixed on I-steel.
The continuous sand filter of one the most according to claim 1, it is characterised in that: the top of described pneumatic lifting sand pump is installed
There are splash-back and splash guard.
The continuous sand filter of one the most according to claim 1, it is characterised in that: around the top of described air riser
Being provided with blowdown partition and blowdown weir, described blowdown is provided with downflow weir outside cutting off, and described downflow weir connects backwash tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620502760.7U CN205659446U (en) | 2016-05-30 | 2016-05-30 | Continuous sand filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620502760.7U CN205659446U (en) | 2016-05-30 | 2016-05-30 | Continuous sand filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205659446U true CN205659446U (en) | 2016-10-26 |
Family
ID=57161159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620502760.7U Expired - Fee Related CN205659446U (en) | 2016-05-30 | 2016-05-30 | Continuous sand filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205659446U (en) |
-
2016
- 2016-05-30 CN CN201620502760.7U patent/CN205659446U/en not_active Expired - Fee Related
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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: 20161026 Termination date: 20190530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |