CN203842398U - Filtering device for toxic organic polluted water body - Google Patents
Filtering device for toxic organic polluted water body Download PDFInfo
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- CN203842398U CN203842398U CN201420228466.2U CN201420228466U CN203842398U CN 203842398 U CN203842398 U CN 203842398U CN 201420228466 U CN201420228466 U CN 201420228466U CN 203842398 U CN203842398 U CN 203842398U
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Abstract
The utility model relates to a filtering device for a toxic organic polluted water body. The filtering device comprises a water-sand separator and further comprises a secondary filter, wherein the secondary filter is connected with the water-sand separator and comprises a water conveying pipe, a first valve, a slow flow filter and a platinum filtering tube; the input end of the first valve is connected with the water conveying pipe, the output end of the first valve is connected with one end of the slow flow filter and the other end of the slow flow filter is connected with the platinum filtering tube. The filtering device provided by the utility model filters silt in sampled water for a plurality of times, so that the content of the silt is reduced to a great extent and a subsequent solid phase extraction column is prevented from being blocked.
Description
Technical field
The utility model relates to a kind of filter of poisonous organic pollution water body.
Background technology
Toxic organic pollutant mainly includes the class organic compounds such as machine chloro pesticide, Polychlorinated biphenyls, polycyclic aromatic hydrocarbon, high molecular polymer, dyestuff.Their common feature is that great majority are hardly degraded organic substance, or persistent organism.Though their content in water is not high, because of the residence time in water body long, have the property of accumulating, can cause the physiological hazards such as human body slow poisoning, carcinogenic, teratogenesis, mutagenesis.Therefore, trace toxic pollutant on-line monitoring, to realize the organic poison on-line monitoring to this water head site, is had to important economic implications, political significance and social effect to guarantee drinking water safety.
Though our unit develops, be applicable to the accuracy of its test of HPLC method validation of Zhujiang River master stream toxic organic pollutant on-line monitoring method, but while being carried out practical application, interfering material in actual water sample may impact on-line monitoring method, if do not remove as the particle in water sample, can cause the obstruction of solid-phase extraction column; The ultraviolet spectra background value difference of actual water sample and ultra-pure water is larger, may make on-line monitoring not implement, and causes interference, makes error larger etc.Therefore in actual applications, also need to remove the interfering material in actual water sample, and according to actual water sample background, on-line monitoring method is revised.
In the prior art, by Water-sand separator, the particle in poisonous organic pollution water body is carried out to separation, yet, the speed of current in Water-sand separator, although separated the silt that a part of particle diameter is larger, but still there is part residual silt in poisonous organic pollution water body, thereby cause the obstruction of solid-phase extraction column.
Utility model content
For above-mentioned technical problem, the utility model provides a kind of filter of poisonous organic pollution water body, and the utility model filters through the silt to sampling water repeatedly, and the content of silt is significantly reduced, and has avoided the obstruction of follow-up solid-phase extraction column.
The technical scheme solving the problems of the technologies described above is as follows:
The filter of poisonous organic pollution water body, comprise Water-sand separator, also comprise a secondary filter, this secondary filter is connected with Water-sand separator, secondary filter comprises water-supply-pipe, the first valve, unhurried current filter, platinum screen pipe, the input of the first valve is connected with water-supply-pipe, and the output of the first valve is connected with one end of unhurried current filter, and the other end of unhurried current filter is connected with platinum screen pipe.
Adopted such scheme, the utility model, by Water-sand separator, carries out coarse filtration to the bulky grain silt in water sample; By secondary filter, carry out essence again and filter, secondary filter consists of multi-layered filtering element, can be selected according to the specific requirement of different water bodys, and can automatically isolate different silt content water bodys and (comprise TOC, TSS, NO to meet conventional water quality parameter
3 -, COD) and the needs of the on-line determination of micro quantity organic pollutant parameter.The sediment charge of the sampling water of process multiple times of filtration significantly reduces, and has avoided the obstruction of follow-up solid-phase extraction column.
Preferably, institute's unhurried current filter comprises tank body, upper spacer, lower clapboard, outer filter, interior filter, dividing plate;
On tank body, be respectively equipped with water inlet and delivery port;
Upper spacer and lower clapboard are compartment of terrain and are fixed in tank body;
Outer filter is comprised of the first external partition, the second external partition, the first filter core and the second filter core, the first external partition and the second external partition are interval and arrange, one end of the first external partition and the second external partition is all supported on lower clapboard, one end of the first filter core is connected with the other end of the first external partition, the other end of the first filter core is connected with upper spacer, one end of the second filter core is connected with the other end of the second external partition, and the other end of the second filter core is connected with upper spacer;
Interior filter is arranged in the space at the first external partition and the second external partition interval, interior filter comprises that lower end closed and upper end have support and the inner filter core of opening, one end of inner filter core is connected with the openend of support, the other end of inner filter core is connected with upper spacer, and the outer side surface of inner filter core is provided with unhurried current plate;
The upper end of described dividing plate is connected with the lower surface of the support of interior filter, after the lower end of dividing plate is connected with lower clapboard, between dividing plate and the first external partition and support shape the first sediment deposition district, between dividing plate and the second external partition and support shape the second sediment deposition district.Sampling water after Water-sand separator separation enters into after unhurried current filter, flow through the current of the first filter core in the space entering between the first filter core and interior filter, be subject to the reverse extrusion power of inner filter core and spread downwards and flow, in this process, extended the path of current, and the water velocity that slowed down, the silt being contained in current has obtained sufficient sedimentation time time, thereby is deposited in the first sediment deposition district.Existence due to unhurried current plate, itself has just hindered the speed of current, under the effect of unhurried current plate, force the direction of current down, it flows under it to upper reaches, in this process, extended the path of current, and the water velocity that slowed down, the silt being contained in current has obtained sufficient sedimentation time time, thereby precipitates.The sampling water that flows through inner filter core enters into the second sediment deposition district, in the same mode in the first sediment deposition district, precipitates.Like this, through the sediment charge of sampling water of precipitation repeatedly, significantly reduce, avoided the obstruction of follow-up solid-phase extraction column.
Preferably, the support of described interior filter is tapered, and after inner filter core is connected with support, interior filter integral body is tapered.Between the interior filter of this taper and the first filter core and the first external partition, form up-small and down-big, because the first filter core is relative with inner filter core, therefore, flow through the current of the first filter core in entering up-small and down-big centre, must be subject to the reverse extrusion power of inner filter core and spread downwards and flow, in this process, extended the path of current, and the water velocity that slowed down, the silt being contained in current has obtained sufficient sedimentation time time, thereby precipitates.
Preferably, the interior sidewall surface near the first filter core of described inner filter core is provided with filter membrane.By filter membrane, contribute to reduce the flow velocity of water, and filter membrane can also make silt that particle diameter is slightly large stay in the first sediment deposition district and with sampling water, do not flow.
Preferably, described unhurried current filter also comprises first row sand tube and second row sand tube, one end of first row sand tube is communicated with the first sediment deposition district, one end of second row sand tube is communicated with the second sediment deposition district, and the other end of first row sand tube and second row sand tube reaches the outside of tank body successively through the through hole of lower clapboard and tank base.By sand discharge pipe, can in time the silt precipitating be drained.
Preferably, secondary filter also comprises second valve, and this second valve and unhurried current filter parallel join are in the output of the first valve.Because the utility model moves constantly, by the second valve, be convenient to switch and put in place when needs sample water, to obtain sampling water.
Accompanying drawing explanation
Fig. 1 is the block diagram of the filter of poisonous organic pollution water body of the present utility model;
Fig. 2 is the schematic diagram of Water-sand separator in the utility model;
Fig. 3 is the schematic diagram of the secondary filter in the utility model;
Fig. 4 is the schematic diagram of the unhurried current filter in the utility model;
In accompanying drawing, 1 for Water-sand separator, 2 for secondary filter, 3 for water-supply-pipe, 4 be the first valve, 5 for unhurried current filter, 6 for platinum screen pipe, 7 be the second valve, 10 for tank, 11 be the first casing, 110 for overfall, 111 for sand discharge pipe, 112 for sediment ejection trough, 12 be that the first swash plate, 13 is that the second casing, 14 is that the second swash plate, 15 is that the 3rd casing, 16 is that the 3rd swash plate, a are that discharge outlet, b are that intake, c are discharge outlet;
51 for tank body, 501 is for water inlet, 502 is for delivery port, 52 is for upper spacer, 53 is for lower clapboard, 54 is for outer filter, 540 is that the first external partition, 541 is that the second external partition, 542 is that the first filter core, 543 is the second filter core, 55 for interior filter, 550 for support, 551 for inner filter core, 552 for unhurried current plate, 553 for filter membrane, 56 for dividing plate, 57 be that the first sediment deposition district, 58 is that the second sediment deposition district, 59 is for first row sand tube, 591 is for second row sand tube.
The specific embodiment
With reference to Fig. 1, the filter of poisonous organic pollution water body of the present utility model, comprises Water-sand separator 1, also comprises a secondary filter 2, and this secondary filter 2 is connected with Water-sand separator 1.During specific works, by Water-sand separator, the bulky grain silt in water sample is carried out to coarse filtration, then by secondary filter, the granule silt in water sample is carried out to essence filter.
With reference to Fig. 2, Water-sand separator 1 of the present utility model comprises one-level filter box, secondary filter box, three grades of filter boxs, water transmission trough 10, and one-level filter box is connected by water transmission trough 10 with secondary filter box, and secondary filter box is communicated with by water transmission trough 10 with three grades of filter boxs.One-level filter box is comprised of the first casing 11, the first swash plate 12; Secondary filter box is comprised of the second casing 13, the second swash plate 14; Three grades of filter boxs are comprised of the 3rd casing 15, the 3rd swash plate 16.
Bottom at the first casing 11 is provided with water inlet, on the top of the first casing, is provided with overfall 110, in a side of the first casing 11, is provided with sediment ejection trough, in the bottom of the first casing 11, is connected with sand discharge pipe 111, and this sand discharge pipe is communicated with sediment ejection trough 112.The first swash plate 12 is polylith, these first swash plates 12 are arranged in the first casing 11, its arrangement is that one end is from the height of the first casing inner bottom surface, height higher than the other end from the first casing inner bottom surface, the first all swash plates are for being arranged in parallel, like this, after every the first swash plate is arranged in the first casing, form 45 angles of spending with the length direction of the first casing, form 60 angles of spending with the first casing width, finally, get on from the side, these first swash plates form the form of shutter in the first casing.In addition, be positioned at the side wall surface sealing of edge, front and back, lower edge and casing of the first swash plate 12 of top layer, the first swash plate that is positioned at bottom has the sidewall sealing of front-back edge and high end margin and casing, and the two ends of each middle piece the first swash plate piece all seal with sidewall.Spacing between two the first adjacent swash plates is 5mm.
Spacing between two the second adjacent swash plates is 2mm, and the make of the second casing 13 and the second swash plate 14 is identical with the make of the first casing 11 and the first swash plate 12, does not repeat them here.Spacing between two the 3rd adjacent swash plates is 1mm, and the make of the second casing 15 and the second swash plate 16 is identical with the make of the first casing 11 and the first swash plate 12, does not repeat them here.
The working method of the Water-sand separator in the utility model is: when sampling current are flowed through filter box at different levels successively, path is according to the rules by each swash plate, the silt of precipitation sinks in sediment ejection trough 112 according to specific path, and concentrate on sand discharge hole place, by sand discharge hole, be discharged in sand discharge pipe, finally by sand discharge pipe 111, discharged, the water of higher level's filter box arrives next stage filter boxs by overfall 110 water transmission trough 10 of flowing through.Water-sand separator of the present utility model can make the muddy water, the clear water after separation and the separated silt that enter take their own roads, and has avoided disturbance mutually, blending between them, has improved operating efficiency.
With reference to Fig. 3, secondary filter 2 of the present utility model comprises water-supply-pipe 3, the first valve 4, unhurried current filter 5, platinum screen pipe 6, the input of the first valve 4 is connected with water-supply-pipe 3, the output of the first valve 4 is connected with one end of unhurried current filter 5, and the other end of unhurried current filter 5 is connected with platinum screen pipe 6.The caliber of described platinum screen pipe 6 is 0.8 μ m.Secondary filter 2 also comprises second valve 7, and this second valve and unhurried current filter parallel join are in the output of the first valve.When not gathering water sample, the second valve 7 is opened, and the first valve 4 is controlled current and discharged from discharge outlet a; When starting to gather water sample, the second valve 7 is closed, and current are controlled after unhurried current filter 5 filters by the first valve 4, then enter platinum screen pipe 6 (0.8 μ m), and after filtering, it is concentrated that the water having filtered from intake b extraction by pipeline carries out enrichment.All the other current are discharged via discharge outlet c, enter water leg, and this water leg can be conventional water quality parameter mensuration water sample is provided.Secondary filter 2 of the present utility model is also equipped with Pressure gauge, for monitoring filtering device, whether need to safeguard, during normal water intaking, Pressure gauge shows 1bar left and right, when pressure is too low, possible this device leaks, during hypertonia, possible coarse strainer or platinum screen pipe stop up, and need safeguard filter.
With reference to Fig. 4, unhurried current filter 5 of the present utility model comprises tank body 51, upper spacer 52, lower clapboard 53, outer filter 54, interior filter 55, dividing plate 56.On tank body 51, be respectively equipped with water inlet 501 and delivery port 502, water inlet 501 and delivery port 502 interval 180 degree, the distance of water inlet 501 and tank base, the distance lower than delivery port 502 with tank base.Upper spacer 52 and lower clapboard 53 are compartment of terrain and are fixed in tank body; Between upper spacer 52 and lower clapboard 53, forming one can be for the space of filter 54 outside installing and interior filter 55.
Outer filter 54 is comprised of the first external partition 540, the second external partition 541, the first filter core 542 and the second filter core 543.The first external partition 540 and the second external partition 541 are interval and arrange, the width of the first external partition 540 and the second external partition 541, all identical with the width of tank body 51 inside, one end of the first external partition 540 and the second external partition 541 is all supported on lower clapboard 53, and the bottom of the first dividing plate and second partition is provided with the corner portion of arc, by the corner portion of this arc, be convenient to silt to drain in time.One end of the first filter core 542 is connected with the other end of the first external partition 540, and the other end of the first filter core 542 is connected with upper spacer 52, and the width of the first filter core 542 is identical with the width of the first external partition 540.One end of the second filter core 543 is connected with the other end of the second external partition 541, and the other end of the second filter core 543 is connected with upper spacer 52.
Interior filter 55 is arranged in the space at the first external partition 540 and the second external partition 541 intervals.Interior filter 55 comprises that lower end closed and upper end have support 550 and the inner filter core 551 of opening, the width of support 550 is identical with the width of tank interior, one end of inner filter core 551 is connected with the openend of support, the other end of inner filter core is connected with upper spacer, and the width of inner filter core 551 is identical with the width of tank interior.The support 550 of described interior filter 55 is tapered, and after inner filter core is connected with support, interior filter integral body is tapered.Between the interior filter 55 of this taper and the first filter core 542 and the first external partition 540, form up-small and down-big, because the first filter core 542 is relative with inner filter core 551, therefore, flow through the current of the first filter core 542 in entering up-small and down-big space, must be subject to the reverse extrusion power of inner filter core 551 and spread downwards and flow, in this process, extended the path of current, and the water velocity that slowed down, the silt being contained in current has obtained sufficient sedimentation time time, thereby precipitates.The outer side surface of inner filter core 551 is provided with unhurried current plate 552, the arrangement of this unhurried current plate 552 is, connect one end of inner filter core apart from the height of support 550 bottoms, be greater than the free end of this unhurried current plate 552 apart from the height of support 550 bottoms, therefore, the arrangement of unhurried current plate 552 is with respect to the horizontal direction of tank body, be skewed, this benefit being in tilted layout is: due to the existence of unhurried current plate 552, itself has just hindered the speed of current, under the effect of the unhurried current plate 552 tilting, force the direction of current down, it flows under it to upper reaches, in this process, extended the path of current, and water velocity has slowed down, the silt being contained in current has obtained sufficient sedimentation time time, thereby precipitate.Described inner filter core near the interior sidewall surface of the first filter core, be provided with filter membrane 553, by the effect of filter membrane 553, further filtering the slightly large silt of particle diameter, and have and hinder in reducing water sample flow velocity, be attached to the effect of unhurried current plate, be conducive to make silt to precipitate.
The upper end of described dividing plate 56 is connected with the lower surface of the support of interior filter 55, after the lower end of dividing plate 56 is connected with lower clapboard 53, between dividing plate 56 and the first external partition 540 and support 550 shape the first sediment deposition district 57, between dividing plate 56 and the second external partition 541 and support 550 shape the second sediment deposition district 58.
Described unhurried current filter 5 also comprises first row sand tube 59 and second row sand tube 591, one end of first row sand tube 59 is communicated with the first sediment deposition district 57, one end of second row sand tube 591 is communicated with the second sediment deposition district 58, and the other end of first row sand tube and second row sand tube reaches the outside of tank body successively through the through hole of lower clapboard and tank base.
Claims (7)
1. the filter of poisonous organic pollution water body, comprise Water-sand separator, it is characterized in that: also comprise a secondary filter, this secondary filter is connected with Water-sand separator, secondary filter comprises water-supply-pipe, the first valve, unhurried current filter, platinum screen pipe, the input of the first valve is connected with water-supply-pipe, and the output of the first valve is connected with one end of unhurried current filter, and the other end of unhurried current filter is connected with platinum screen pipe.
2. the filter of poisonous organic pollution water body according to claim 1, is characterized in that: the caliber of described platinum screen pipe is 0.8 μ m.
3. the filter of poisonous organic pollution water body according to claim 1 and 2, is characterized in that: institute's unhurried current filter comprises tank body, upper spacer, lower clapboard, outer filter, interior filter, dividing plate;
On tank body, be respectively equipped with water inlet and delivery port;
Upper spacer and lower clapboard are compartment of terrain and are fixed in tank body;
Outer filter is comprised of the first external partition, the second external partition, the first filter core and the second filter core, the first external partition and the second external partition are interval and arrange, one end of the first external partition and the second external partition is all supported on lower clapboard, one end of the first filter core is connected with the other end of the first external partition, the other end of the first filter core is connected with upper spacer, one end of the second filter core is connected with the other end of the second external partition, and the other end of the second filter core is connected with upper spacer;
Interior filter is arranged in the space at the first external partition and the second external partition interval, interior filter comprises that lower end closed and upper end have support and the inner filter core of opening, one end of inner filter core is connected with the openend of support, the other end of inner filter core is connected with upper spacer, and the outer side surface of inner filter core is provided with unhurried current plate;
The upper end of described dividing plate is connected with the lower surface of the support of interior filter, after the lower end of dividing plate is connected with lower clapboard, between dividing plate and the first external partition and support shape the first sediment deposition district, between dividing plate and the second external partition and support shape the second sediment deposition district.
4. the filter of poisonous organic pollution water body according to claim 3, is characterized in that: the support of described interior filter is tapered, and after inner filter core is connected with support, interior filter integral body is tapered.
5. the filter of poisonous organic pollution water body according to claim 3, is characterized in that: the interior sidewall surface near the first filter core of described inner filter core is provided with filter membrane.
6. the filter of poisonous organic pollution water body according to claim 3, it is characterized in that: described unhurried current filter also comprises first row sand tube and second row sand tube, one end of first row sand tube is communicated with the first sediment deposition district, one end of second row sand tube is communicated with the second sediment deposition district, and the other end of first row sand tube and second row sand tube reaches the outside of tank body successively through the through hole of lower clapboard and tank base.
7. the filter of poisonous organic pollution water body according to claim 1 and 2, is characterized in that: secondary filter also comprises second valve, and this second valve and unhurried current filter parallel join are in the output of the first valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228466.2U CN203842398U (en) | 2014-05-07 | 2014-05-07 | Filtering device for toxic organic polluted water body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228466.2U CN203842398U (en) | 2014-05-07 | 2014-05-07 | Filtering device for toxic organic polluted water body |
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| Publication Number | Publication Date |
|---|---|
| CN203842398U true CN203842398U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420228466.2U Expired - Fee Related CN203842398U (en) | 2014-05-07 | 2014-05-07 | Filtering device for toxic organic polluted water body |
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| CN (1) | CN203842398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920333A (en) * | 2014-05-07 | 2014-07-16 | 珠江流域水环境监测中心 | Filtering device of toxic organic contaminated water |
-
2014
- 2014-05-07 CN CN201420228466.2U patent/CN203842398U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920333A (en) * | 2014-05-07 | 2014-07-16 | 珠江流域水环境监测中心 | Filtering device of toxic organic contaminated water |
| CN103920333B (en) * | 2014-05-07 | 2016-02-17 | 珠江流域水环境监测中心 | The filter of poisonous organic pollution water body |
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| 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: 20140924 Termination date: 20150507 |
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| EXPY | Termination of patent right or utility model |