CN203303707U - Drift sand filter - Google Patents
Drift sand filter Download PDFInfo
- Publication number
- CN203303707U CN203303707U CN2013203619813U CN201320361981U CN203303707U CN 203303707 U CN203303707 U CN 203303707U CN 2013203619813 U CN2013203619813 U CN 2013203619813U CN 201320361981 U CN201320361981 U CN 201320361981U CN 203303707 U CN203303707 U CN 203303707U
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- sand
- water
- quicksand
- filter bed
- locator
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Abstract
The utility model discloses a drift sand filter which comprises a box body, a water inlet pipe, a water distributor, a sand extraction pipe, a sand washer, a sand washing water collection groove, a sand washing water discharge pipe, a water outflow groove and an air lift device, wherein the box body is internally provided with drift sand to form a drift sand filter bed; the water distributor is used for dispersedly ejecting sewage; the sand washer is used for separating pollutants contained in the drift sand; the water inlet pipe extends into the drift sand filter bed and downwards extends to be connected with the water distributor; the sand extraction pipe is vertically arranged; a lower end opening of the sand extraction pipe is positioned below the water distributor, and an upper end opening of the sand extraction pipe extends to the upper part of the drift sand filter bed and is connected with the sand washer; the sand washing water collection groove is connected to the upper end of the sand washer; the sand washing water discharge pipe is connected to the bottom of the sand washing water collection groove; the water outflow groove is formed in the upper part of the drift sand filter bed; the air lift device comprises an air nozzle and an air supply system; the air nozzle is arranged below the sand extraction pipe. The drift sand filter disclosed by the utility model is high in treatment efficiency and can realize the continuous treatment.
Description
Technical field
The utility model relates to a kind of advanced treatment of wastewater and micro-polluted water cleaning equipment, is specifically related to a kind of shifting sand filter.
Background technology
In advanced treatment of wastewater and micro-polluted water field of purification, usually use the quicksand pond to process sewage.Its processing method is in filtering ponds, to fill up quicksand, then allows treatment sewage pass through this filtering ponds, and the pollutant in sewage is attached on quicksand, finally obtains clean water outlet.After the work regular hour, the pollutant adhered in quicksand increases, and now must the pollutant in quicksand be cleaned, and then just can continue on for sewage disposal.Adopt the method to carry out sewage treating efficiency not high, can not realize continuous operation.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind for the treatment of effeciency high and can realize processed continuously shifting sand filter.
The utility model realizes that the technical scheme of above-mentioned purpose is:
A kind of shifting sand filter, comprise casing, quicksand is set in casing and forms the quicksand filter bed, also comprise water inlet pipe, the water-locator for sewage being disperseed to ejection, sand extraction tube, for separating of sand-washing device, washed-out sand water collector groove, washed-out sand water discharge pipe, effluent trough and the air lift unit of the pollutant of quicksand, wherein:
Described water inlet pipe stretches in the quicksand filter bed and to downward-extension and is connected with water-locator; Described sand extraction tube vertically arranges, and its lower port is positioned at the below of water-locator, and its upper port extends to the top of quicksand filter bed and is connected with sand-washing device; Described washed-out sand water collects the upper end that tank is connected to sand-washing device, and described washed-out sand water discharge pipe is connected to the bottom that washed-out sand water collects tank; Described effluent trough is arranged on the top of quicksand filter bed; Described air lift unit comprises valve and air supply system, and wherein, valve is arranged at the below of sand extraction tube.
A preferred version of the present utility model, wherein, the bottom of described water-locator is connected with the funnel shaped sand device of leading, and the bottom of described sand extraction tube is positioned at this and leads the sand device, and described valve is right against the lower port of leading the sand device.
A preferred version of the present utility model, wherein, the bottom of described quicksand filter bed is provided with funnel shaped sand trap, and the bottom of described water-locator extend in this sand trap.
A preferred version of the present utility model, wherein, described sand-washing device comprises cylinder and is located at and stirs the sand sheet on cylinder inner wall, wherein, stirs the sand sheet and is tilted to lower setting; The upper end of described sand extraction tube is stretched in the lower end of cylinder coaxially, and the external diameter of sand extraction tube is less than the internal diameter of cylinder, forms annular sand return mouth between the two.
A preferred version of the present utility model, wherein, described air supply system comprises air accumulator, air compressor machine and control system.
A preferred version of the present utility model, wherein, the bottom of described water-locator is tapered, and its bottom is covered with apopore.
A preferred version of the present utility model, wherein, described water inlet pipe comprises tipping tube and VERTICAL TUBE, wherein, tipping tube tilts to be connected down from outside casing, extend into the quicksand filter bed and with the upper end of VERTICAL TUBE; VERTICAL TUBE is arranged on the middle part of quicksand filter bed vertically, and coaxially arranges with described sand extraction tube, and its lower end is connected with water-locator.
The operation principle of shifting sand filter of the present utility model is:
Pending sewage is from entering water-locator water inlet pipe, water-locator disperses ejection by sewage, enter the quicksand filter bed, and flow from bottom to top in the quicksand filter bed, pollutant in flow process in sewage is attached in quicksand, realize separating of pollutant and water, the clean water after purification flows into effluent trough from the top of quicksand filter bed.
Meanwhile, valve rises to the quicksand that is attached with pollutant in the quicksand filter bed upper end and enters sand-washing device from the lower end of sand extraction tube, quicksand is in sand extraction tube and sand-washing device in from bottom to top motion process, constantly friction and stirring, pollutant wherein separates with quicksand, and quicksand back drops in the quicksand filter bed and reuses after rising to the upper end of sand-washing device under the effect of gravity; Sub-fraction (being washed-out sand water) in the water upwards flowed in the quicksand filter bed simultaneously also enters in sand-washing device from top to bottom, in sand-washing device, bringing in washed-out sand water collector groove with the pollutant after quicksand separates, and discharges through the washed-out sand water discharge pipe.
From top operation principle, describe as can be knownly, the utility model compared with prior art has following beneficial effect:
1, in the course of work, also quicksand is cleaned when purifying waste water, make the quicksand filter bed to work uninterruptedly, improved widely the efficiency of processing, simplified handling procedure.
2, simple in structure, compact, overcome the traditional filtering interval backflushing and washed complex structure in equipment, volume greatly and the large shortcoming that consumes energy, save power consumption; And stable effluent quality.
The accompanying drawing explanation
Fig. 1 is the structural representation of a specific embodiment of shifting sand filter of the present utility model.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Referring to Fig. 1, shifting sand filter of the present utility model comprises casing 2, the interior quicksand that arranges of casing 2 forms quicksand filter bed 14, in addition, also comprise water inlet pipe 1, the water-locator 8 for sewage being disperseed to ejection, sand extraction tube 7, for separating of sand-washing device 6, washed-out sand water collector groove 5, washed-out sand water discharge pipe 3, effluent trough 10 and the air lift unit of the pollutant of quicksand, wherein: described water inlet pipe 1 stretches in quicksand filter bed 14 and to downward-extension and is connected with water-locator 8; Described sand extraction tube 7 vertically arranges, and its lower port is positioned at the below of water-locator 8, and its upper port extends to the top of quicksand filter bed 14 and is connected with sand-washing device 6; Described washed-out sand water collector groove 5 is connected to the upper end of sand-washing device 6, and described washed-out sand water discharge pipe 3 is connected to the bottom of washed-out sand water collector groove 5; Described effluent trough 10 is arranged on the top of quicksand filter bed 14; Described air lift unit comprises valve 9 and air supply system, and wherein, valve 9 is arranged at the below of sand extraction tube 7.
The bottom of described water-locator 8 is connected with the funnel shaped sand device 4 of leading, and the bottom of described sand extraction tube 7 is positioned at this and leads sand device 4, and described valve 9 is right against the lower port of leading sand device 4.The effect that sand device 4 is led in setting is, by the dirty sand guiding bottom of having held back than multi-pollutant, and is promoted in sand-washing device 6 and cleans by sand extraction tube 7.
The bottom of described quicksand filter bed 14 is provided with funnel shaped sand trap 15, for quicksand being gathered to the bottom of quicksand filter bed 14, is convenient to sand extraction tube 7 it is mentioned and reuses, and the bottom of described water-locator 8 extend in this sand trap 15.
Described sand-washing device 6 comprises cylinder 6-1 and is located at a plurality of sand sheet 6-2 that stir on cylinder 6-1 inwall, wherein, stirs sand sheet 6-2 and be tilted to lower setting; The upper end of described sand extraction tube 7 is stretched in the lower end of cylinder 6-1 coaxially, and the external diameter of sand extraction tube 7 is less than the internal diameter of cylinder 6-1, forms annular sand return mouth between the two.The operation principle of this sand-washing device 6 is: quicksand is in the process of moving upward, being subject to stirring stopping of sand sheet 6-2 produces stirring, friction, immixture, make the pollutant in quicksand separate with quicksand, and brought in washed-out sand water collector groove 5 and concentrate and discharge by the washed-out sand water through sand-washing device 6; The sand sheet 6-2 that stirs that is tilted to lower setting also has the effect that the quicksand that returns of guiding flows downward.
Described air supply system comprises air accumulator 11, air compressor machine 12 and control system 13, wherein, air accumulator 11 is connected with valve 9, and air compressor machine 12 is squeezed into pressure-air in air accumulator 11, and control system 13 is controlled be used to the work of controlling air compressor machine 12 and the jet amount of valve 9.Its more specifically embodiment can carry out with reference to prior art.
The top of described water-locator 8 has expanding reach, and bottom is tapered, and the bottom even ground of this taper is covered with apopore.The effect of water-locator 8 is sewage is sprayed equably, on cross section, flows to equably quicksand filter bed 14, makes the equal filtration of quicksand of quicksand filter bed 14 interior each several parts.
Described water inlet pipe 1 comprises tipping tube 1-1 and VERTICAL TUBE 1-2, wherein, tipping tube 1-1 tilts down from outside casing 2, extending into quicksand filter bed 14 and with the upper end of VERTICAL TUBE 1-2, to be connected, VERTICAL TUBE 1-2 is arranged on the middle part of quicksand filter bed 14 vertically, and coaxially arrange with described sand extraction tube 7, its lower end is connected with water-locator 8.So not only compact conformation is arrived in order, and is convenient to the dispersed ejection of sewage.
Below in conjunction with the operation principle of accompanying drawing to shifting sand filter of the present utility model, be further described:
Referring to Fig. 1, pending sewage is from entering water-locator 8 water inlet pipe 1, water-locator 8 disperses ejection by sewage, enter quicksand filter bed 14, and flow from bottom to top in quicksand filter bed 14, pollutant in flow process in sewage is attached in quicksand, realizes separating of pollutant and water, and the clean water after purification flows into effluent trough 10 from the top of quicksand filter bed 14.
Meanwhile, valve 9 rises to the quicksand that is attached with pollutant in quicksand filter bed 14 upper end and enters sand-washing device 6 from the lower end of sand extraction tube 7, quicksand is in sand extraction tube 7 and sand-washing device 6 in from bottom to top motion process, stirred the effect of sand sheet 6-2, constantly friction and stirring, pollutant wherein separates with quicksand, and quicksand is back dropping to recycling in quicksand filter bed 14 through the sand return mouth under the effect of gravity after rising to the upper end of sand-washing device 6; Sub-fraction (being washed-out sand water) in the water upwards flowed in quicksand filter bed 14 is simultaneously also entered in sand-washing device 6 from top to bottom by the sand return mouth, in sand-washing device 6, bringing to washed-out sand water with pollutant after quicksand separates, collect in tank 5, and discharge through washed-out sand water discharge pipe 3.
Above-mentioned is preferably embodiment of the utility model; but embodiment of the present utility model is not subjected to the restriction of foregoing; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (7)
1. shifting sand filter, comprise casing, quicksand is set in casing and forms the quicksand filter bed, it is characterized in that, also comprise water inlet pipe, the water-locator for sewage being disperseed to ejection, sand extraction tube, for separating of sand-washing device, washed-out sand water collector groove, washed-out sand water discharge pipe, effluent trough and the air lift unit of the pollutant of quicksand, wherein:
Described water inlet pipe stretches in the quicksand filter bed and to downward-extension and is connected with water-locator; Described sand extraction tube vertically arranges, and its lower port is positioned at the below of water-locator, and its upper port extends to the top of quicksand filter bed and is connected with sand-washing device; Described washed-out sand water collector groove is connected to the upper end of sand-washing device, and described washed-out sand water discharge pipe is connected to the bottom of washed-out sand water collector groove; Described effluent trough is arranged on the top of quicksand filter bed; Described air lift unit comprises valve and air supply system, and wherein, valve is arranged at the below of sand extraction tube.
2. shifting sand filter according to claim 1, is characterized in that, the bottom of described water-locator is connected with the funnel shaped sand device of leading, and the bottom of described sand extraction tube is positioned at this and leads the sand device, and described valve is right against the lower port of leading the sand device.
3. shifting sand filter according to claim 2, is characterized in that, the bottom of described quicksand filter bed is provided with funnel shaped sand trap, and the bottom of described water-locator extend in this sand trap.
4. according to the described shifting sand filter of claim 1～3 any one, it is characterized in that, described sand-washing device comprises cylinder and is located at and stirs the sand sheet on cylinder inner wall, wherein, stirs the sand sheet and is tilted to lower setting; The upper end of described sand extraction tube is stretched in the lower end of cylinder coaxially, and the external diameter of sand extraction tube is less than the internal diameter of cylinder, forms annular sand return mouth between the two.
5. shifting sand filter according to claim 1, is characterized in that, described air supply system comprises air accumulator, air compressor machine and control system.
6. shifting sand filter according to claim 1, is characterized in that, the bottom of described water-locator is tapered, and its bottom is covered with apopore.
7. shifting sand filter according to claim 1, is characterized in that, described water inlet pipe comprises tipping tube and VERTICAL TUBE, and wherein, tipping tube tilts to be connected down from outside casing, extend into the quicksand filter bed and with the upper end of VERTICAL TUBE; VERTICAL TUBE is arranged on the middle part of quicksand filter bed vertically, and coaxially arranges with described sand extraction tube, and its lower end is connected with water-locator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203619813U CN203303707U (en) | 2013-06-21 | 2013-06-21 | Drift sand filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203619813U CN203303707U (en) | 2013-06-21 | 2013-06-21 | Drift sand filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203303707U true CN203303707U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203619813U Expired - Fee Related CN203303707U (en) | 2013-06-21 | 2013-06-21 | Drift sand filter |
Country Status (1)
| Country | Link |
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| CN (1) | CN203303707U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104474774A (en) * | 2014-12-05 | 2015-04-01 | 大庆市海油庆石油科技有限公司 | Centrifugal separation type continuous automatic sand filtering device |
| CN105080188A (en) * | 2015-08-07 | 2015-11-25 | 湖南新九方科技有限公司 | Installation method for sewage treatment sand filter pool system |
| CN105254029A (en) * | 2015-11-02 | 2016-01-20 | 合肥通用环境控制技术有限责任公司 | Active bio-sand filter and sand filtration treatment system comprising same |
| CN105797450A (en) * | 2016-05-17 | 2016-07-27 | 中山市中叶环保科技有限公司 | Sand filter tank with sand washing and filtering functions |
| CN106219875A (en) * | 2016-08-23 | 2016-12-14 | 永康市厚合工贸有限公司 | A kind of sewage purification defecator |
| CN108905320A (en) * | 2018-08-31 | 2018-11-30 | 广东普施德泽环保股份有限公司 | A kind of novel active sand filter |
-
2013
- 2013-06-21 CN CN2013203619813U patent/CN203303707U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104474774A (en) * | 2014-12-05 | 2015-04-01 | 大庆市海油庆石油科技有限公司 | Centrifugal separation type continuous automatic sand filtering device |
| CN105080188A (en) * | 2015-08-07 | 2015-11-25 | 湖南新九方科技有限公司 | Installation method for sewage treatment sand filter pool system |
| CN105254029A (en) * | 2015-11-02 | 2016-01-20 | 合肥通用环境控制技术有限责任公司 | Active bio-sand filter and sand filtration treatment system comprising same |
| CN105254029B (en) * | 2015-11-02 | 2018-01-12 | 合肥通用环境控制技术有限责任公司 | A kind of active bio sand filter and the sand filtration processing system containing sand filter |
| CN105797450A (en) * | 2016-05-17 | 2016-07-27 | 中山市中叶环保科技有限公司 | Sand filter tank with sand washing and filtering functions |
| CN106219875A (en) * | 2016-08-23 | 2016-12-14 | 永康市厚合工贸有限公司 | A kind of sewage purification defecator |
| CN108905320A (en) * | 2018-08-31 | 2018-11-30 | 广东普施德泽环保股份有限公司 | A kind of novel active sand filter |
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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: 20131127 Termination date: 20150621 |
|
| EXPY | Termination of patent right or utility model |