CN204233838U - A kind of sandfiltration pot with backwash function - Google Patents
A kind of sandfiltration pot with backwash function Download PDFInfo
- Publication number
- CN204233838U CN204233838U CN201420625330.5U CN201420625330U CN204233838U CN 204233838 U CN204233838 U CN 204233838U CN 201420625330 U CN201420625330 U CN 201420625330U CN 204233838 U CN204233838 U CN 204233838U
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- water inlet
- water
- layer
- tank body
- sandfiltration pot
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Abstract
The utility model discloses a kind of sandfiltration pot with backwash function, its external structure mainly comprises tank body, water inlet pipe, outlet pipe, support, sewage draining exit, tank interior is provided with three-layer filter layer, lower floor is metalling, intermediate layer is anthracite coal measure, the superiors are quartz sand layer, particle diameter of filter medium reduces step by step, increased efficiency.The utility model is switched in filtration with backwash function by control valve, and during filtration, water enters from lower water inlet, goes out from upper water-out mouth; During backwash, water enters from upper water inlet, goes out from lower outlet, the baffle effect of intaking by water distributor and flow-stopping plate, water distribution uniformity, impact to filtrate when the flow velocity of alleviation water inlet is simultaneously excessive, flow-stopping plate is inverted U-shaped, more effectively realizes baffle effect, tank body side is provided with inspection opening, convenient maintenance, water outlet adopts downflow weir water outlet, and water outlet is more even.
Description
Technical field
The utility model relates to a kind of sandfiltration pot, particularly a kind of sandfiltration pot with backwash function.
Background technology
Now the normal sandfiltration pot used utilizes quartz sand as filter medium, under pressure, the quartz sand filtration of water higher for turbidity by certain thickness granular or non-grain, effectively retain except suspension, organic matter, colloidal particles, microorganism, the chlorine in anhydrating, smell taste and part heavy metal ion etc., finally reach a kind of High-cfficiency Filtration equipment reducing water turbidity, the effect that purifies water.Quartz filter is generally as the pretreatment of reverse osmosis equipment and ultrafiltration apparatus, and mainly to silt, colloid, metal ion and organic matter retain, absorption.Conventional filtrate has quartz sand, activated carbon, anthracite, manganese sand etc.Extensively apply to the every profession and trades such as agricultural irrigation, chemical industry, oil, metallurgy, industrial and mineral.But now often use single filter material, cause filter effect bad, be easy to block, often need anti-cleaning.And often backwash needs to be equipped with independent set of system, uses and extremely bothers.
Utility model content
The technical problems to be solved in the utility model, is to provide a kind of sandfiltration pot with backwash function.
The utility model is realized by following proposal:
A kind of sandfiltration pot with backwash function, its external structure mainly comprises tank body, water inlet pipe, outlet pipe, support, sewage draining exit, described tank interior is provided with three layer filtration layer, the superiors are quartz sand layers, intermediate layer is anthracite coal measure, lower floor is metalling, described quartz sand layer connects by steel screen layer I is corresponding with described anthracite coal measure, described anthracite coal measure connects by steel screen layer II is corresponding with described metalling, and described metalling bottom is provided with filtrate holder layer.Described water inlet pipe is divided into two arms and connects water inlet and lower water inlet respectively, described lower water inlet connects the water distributor be arranged in described tank body, flow-stopping plate is provided with between described water distributor and described filtrate holder layer, and flow-stopping plate is inverted U, more effectively realize baffle effect, described outlet pipe is also divided into two arms and connects upper water-out mouth and lower outlet respectively, in described tank interior, water inlet and upper water-out mouth side are equipped with downflow weir, described downflow weir, in " L " type, makes water outlet more even.
The particle diameter of filter medium of described metalling, anthracite coal measure, quartz sand layer reduces step by step, increased efficiency.
Described tank body side is provided with inspection opening, convenient maintenance.
Described water distributor l-shaped, one end and the parallel connection of lower water inlet, the other end is vertical with it, and aims at described flow-stopping plate mid portion, water distribution uniformity, the impact to filtrate when the flow velocity of alleviation water inlet is simultaneously excessive.
Described arm is equipped with control valve, and conveniently switch in filtration with backwash function, during filtration, water enters from lower water inlet, goes out from upper water-out mouth; During backwash, water enters from upper water inlet, goes out from lower outlet.
Described support is provided with 2, and described sewage outfalls setting is in the middle of described two supports.
Described tank body is cylindrical.
The beneficial effects of the utility model are:
1. a kind of sandfiltration pot with backwash function of the utility model can be convenient to switch in filtration with backwash function by control valve, and during filtration, water enters from lower water inlet, goes out from upper water-out mouth; During backwash, water enters from upper water inlet, goes out from lower outlet, simple and convenient.
2. a kind of sandfiltration pot water inlet with backwash function of the utility model is by the baffle effect of water distributor and flow-stopping plate, water distribution uniformity, alleviate simultaneously water inlet flow velocity excessive time impact to filtrate.Flow-stopping plate is inverted U-shaped, more effectively realizes baffle effect.
3. a kind of sandfiltration pot tank body side with backwash function of the utility model is provided with inspection opening, convenient maintenance.
4. a kind of sandfiltration pot filtrate with backwash function of the utility model divides three layers, and be followed successively by rubble, anthracite, quartz sand from lower to upper, particle diameter of filter medium reduces step by step, increased efficiency.
5. a kind of sandfiltration pot with backwash function of the utility model adopts downflow weir water outlet when water outlet, and water outlet is more even.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of sandfiltration pot with backwash function of the utility model;
In figure: 1 is tank body, 2 is water inlet pipe, and 3 is outlet pipe, and 4 is support, 5 is sewage draining exit, and 6 is downflow weir, and 7 is quartz sand layer, and 8 is steel screen layer I, 9 is anthracite coal measure, and 10 is steel screen layer II, and 11 is metalling, 12 is filtrate holder layer, and 13 is flow-stopping plate, and 14 is water distributor, 15 is upper water inlet, and 16 is lower water inlet, and 17 is upper water-out mouth, 18 is lower outlet, and 19 is control valve, and 20 is inspection opening.
Detailed description of the invention
Below in conjunction with Fig. 1, the utility model is further illustrated:
A kind of sandfiltration pot with backwash function, its external structure mainly comprises tank body 1, water inlet pipe 2, outlet pipe 3, support 4, sewage draining exit 5, tank body 1 inside is provided with three-layer filter layer, be followed successively by metalling 11 from lower to upper, anthracite coal measure 9, quartz sand layer 7, particle diameter of filter medium reduces step by step, increased efficiency, quartz sand layer 7 and anthracite coal measure 9 are got the winning number in a bond and are provided with steel screen layer I 8, steel screen layer II 10 is provided with in the middle of anthracite coal measure 9 and metalling 11, metalling 11 bottom is provided with filtrate holder layer 12, water inlet pipe 2 is divided into two arms and connects water inlet 15 and lower water inlet 16 respectively, outlet pipe 3 is also divided into two arms and connects upper water-out mouth 17 and lower outlet 18 respectively, arm is equipped with control valve, conveniently switch in filtration with backwash function, during filtration, water enters from lower water inlet 16, go out from upper water-out mouth 17, during backwash, water enters from upper water inlet 15, go out from lower outlet 18, lower water inlet 16 connects the water distributor 14 be arranged in tank body 1, flow-stopping plate 13 is provided with between water distributor 14 and filtrate holder layer 12, by the baffle effect of water distributor 14 and flow-stopping plate 13, water distribution uniformity, impact to filtrate when the flow velocity of alleviation water inlet is simultaneously excessive, flow-stopping plate is inverted U-shaped, more effectively realize baffle effect, the upper water inlet 15 in tank body 1 inside is equipped with downflow weir 6 with upper water-out mouth 17 is other, downflow weir 6 is in " L " type, downflow weir 6 water outlet is adopted when water outlet, water outlet is more even, tank body 1 side is provided with inspection opening 20, convenient maintenance.
Although done comparatively detailed elaboration to the technical solution of the utility model and enumerated; be to be understood that; to those skilled in the art; amendment is made to above-described embodiment or adopts equivalent replacement scheme; this is apparent to those skilled in the art; these modifications or improvements on the basis of not departing from the utility model spirit, all belong to the scope that the utility model is claimed.
Claims (7)
1. the sandfiltration pot with backwash function, its external structure mainly comprises tank body (1), water inlet pipe (2), outlet pipe (3), support (4), sewage draining exit (5), it is characterized in that: described tank body (1) inside is provided with three-layer filter layer, the superiors are quartz sand layer (7), intermediate layer is anthracite coal measure (9), lower floor is metalling (11), described quartz sand layer (7) connects by steel screen layer I (8) is corresponding with described anthracite coal measure (9), described anthracite coal measure (9) connects by steel screen layer II (10) is corresponding with described metalling (11), described metalling (11) bottom is provided with filtrate holder layer (12), described water inlet pipe (2) is divided into two arms and connects water inlet (15) and lower water inlet (16) respectively, the water distributor (14) that the connection of described lower water inlet (16) is arranged in described tank body (1), flow-stopping plate (13) is provided with between described water distributor (14) and described filtrate holder layer (12), and flow-stopping plate (13) is in inverted U, described outlet pipe (3) is also divided into two arms and connects upper water-out mouth (17) and lower outlet (18) respectively, on described tank body (1) inside, water inlet (15) is equipped with downflow weir (6) with upper water-out mouth (17) is other, described downflow weir (6) is in " L " type.
2. a kind of sandfiltration pot with backwash function according to claim 1, is characterized in that: the particle diameter of filter medium of described metalling (11), anthracite coal measure (9), quartz sand layer (7) reduces step by step.
3. a kind of sandfiltration pot with backwash function according to claim 1, is characterized in that: described tank body (1) side is provided with inspection opening (20).
4. a kind of sandfiltration pot with backwash function according to claim 1, it is characterized in that: described water distributor (14) l-shaped, one end and the parallel connection of lower water inlet (16), the other end is vertical with it, and aims at described flow-stopping plate (13) mid portion.
5. a kind of sandfiltration pot with backwash function according to claim 1, is characterized in that: described arm is equipped with control valve (19).
6. a kind of sandfiltration pot with backwash function according to claim 1, is characterized in that: described support (4) is provided with 2, and described sewage draining exit (5) is arranged in the middle of described two supports (4).
7. a kind of sandfiltration pot with backwash function according to claim 1, is characterized in that: described tank body (1) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625330.5U CN204233838U (en) | 2014-10-27 | 2014-10-27 | A kind of sandfiltration pot with backwash function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420625330.5U CN204233838U (en) | 2014-10-27 | 2014-10-27 | A kind of sandfiltration pot with backwash function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204233838U true CN204233838U (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420625330.5U Expired - Fee Related CN204233838U (en) | 2014-10-27 | 2014-10-27 | A kind of sandfiltration pot with backwash function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204233838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251253A (en) * | 2015-11-10 | 2016-01-20 | 广州雅创环保科技有限公司 | Upflow type sewage precipitating and filtering equipment |
-
2014
- 2014-10-27 CN CN201420625330.5U patent/CN204233838U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251253A (en) * | 2015-11-10 | 2016-01-20 | 广州雅创环保科技有限公司 | Upflow type sewage precipitating and filtering equipment |
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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: 20150401 Termination date: 20151027 |
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| EXPY | Termination of patent right or utility model |