CN102512872B - High speed on-line vertical rainwater filter - Google Patents
High speed on-line vertical rainwater filter Download PDFInfo
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- CN102512872B CN102512872B CN201110429791.6A CN201110429791A CN102512872B CN 102512872 B CN102512872 B CN 102512872B CN 201110429791 A CN201110429791 A CN 201110429791A CN 102512872 B CN102512872 B CN 102512872B
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- tank body
- water inlet
- inlet pipe
- main body
- tank
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Abstract
A high speed on-line vertical rainwater filter comprises a cylindrical tank. The tank comprises a top cover and a tank main body; the top cover and the tank main body are detachably connected with each other; an inner side wall of the tank is provided with a detachable top sieve plate; an exhaust valve is arranged above the top sieve plate on the tank; a detachable bottom sieve plate is arranged on a lower part of the inner side wall of the tank; an outlet pipe is arranged below the bottom sieve plate on the tank; a vertical water inlet pipe passes trough the tank; an upper end of the water inlet pipe is above the top cover and communicates with a rainwater down pipe; a lower end of the water inlet pipe is below the tank main body and connected with a detachable end cap; and the water inlet pipe is in seal connection respectively with the top cover and the tank main body. The filter has advantages of simple structure, low equipment cost and filtering cost, no water volume regulating reservoir, no backwashing, fast filtering, large filtering flow and obvious filtering effect.
Description
Technical field
The present invention relates to a kind of rainwater filtering device, particularly a kind of online gravity filter that is applied to rain water on roof purified treatment.
Background technology
Filtration is one of the most frequently used technology of rainwater utilization.Rainwater utilization system adopts off-line type pressure filtration technology mostly at present, but the off-line pressure rainwater filtering device equipment cost of using in off-line type pressure filtration technology is high, operating cost is high, is unfavorable for the popularization of dmp filter technology.Now also there are some rainwater utilization systems to adopt online gravity filtration technology, but for the research and development of the online gravity type dmp filter purifier in online gravity filtration technology seldom, to the application of online gravity filtration technology also seldom, so also there is no so far, a kind of online gravity type rainwater filtering device of maturation.
Summary of the invention
The object of this invention is to provide a kind of online vertically filter of rainwater high speed that gravity is power that uses completely, solve traditional technical problem that rainwater filtering device dmp filter cost is high, operating cost is high.
For achieving the above object, the present invention adopts following technical scheme: a kind of rainwater is online vertically filter at a high speed, include a columniform tank body, it is characterized in that: this tank body comprises top cover and tank body main body, and top cover and tank body main body removably connect, the top of the madial wall of described tank body is provided with dismountable top sieve plate, on the tank body above the sieve plate of top, be provided with air bleeding valve, the bottom of the madial wall of described tank body is provided with dismountable extraction plate, on the tank body below extraction plate, is provided with outlet pipe.
On tank body, be installed with a vertical water inlet pipe, the upper end of this water inlet pipe is positioned at the top of top cover and is communicated with rainwater down pipe, the lower end of this water inlet pipe is positioned at the below of tank body main body and is connected with detachable plug, between water inlet pipe and top cover, water inlet pipe and tank body main body, be and be tightly connected, on the sidewall of the water inlet pipe above tank interior, top sieve plate, have inlet opening.
Described water inlet pipe can be connected with top seal by sealing device, and described sealing device is comprised of O-ring seal and gland, and described O-ring seal and gland are all enclosed within on water inlet pipe, and O-ring seal is close on top cover by gland.
Described gland can be threaded connection with or clamp connection on water inlet pipe.
Described top cover can removably connect by rubber washer and CARBURIZING FURNACE FOR STAINLESS FASTENER and tank body main body.
On the water inlet pipe in outside, described inlet opening, can be wound with into water screen pack.
On the sieve plate of described top, can be covered with top sieve plate screen pack, on extraction plate, can be covered with extraction plate screen pack.
Described top sieve plate can be detachably connected on the madial wall of tank body by draw-in groove.
The base plate of described tank body main body can be circular arc plate, and described outlet pipe is located on circular arc plate, and described extraction plate is directly taken and is placed on circular arc plate.
Described outlet pipe can be located on the base plate of tank body main body, or on the sidewall of tank body main body.
Described air bleeding valve can be located on top cover or on the sidewall of tank body main body.
Compared with prior art the present invention has following characteristics and beneficial effect: the present invention adopts gravity filter completely, without any power cost, and be online directly filtration, when having guaranteed filter effect, there is simple in structure, equipment manufacturing cost and filtration expense is low, operating cost is low, without water yield regulating reservoir,, filter effect obvious advantage large without backwash, filtering velocity fast (can reach 20 ~ 60m/h), filtering traffic.
Volume of the present invention is little, easy for installation, be mainly used in rain water on roof purified treatment, it can directly utilize the gravitional force of Roof Runoff rainwater to filter, and can reduce the expenditure of construction of the facility of regulating and storing before filter, simplification of flowsheet, makes rainwater accumulating utilize system more efficient, and the rainwater of collection can be used for afforesting, flushes the toilet, road-cleaning etc.
The present invention has very important significance for the research and development of online gravity type rain water filtering device, it has adopted by center top water inlet, by bottom water outlet, filter type from top to bottom, the loss of flood peak is little, the design concept that adopts part filter material replacement simultaneously and directly filter, in the middle of filter, be provided with circular sieve plate and screen pack, can change the filtrate on top, good filtration effect, can make effluent quality substantially reach Urban Regeneration water quality standard completely.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is that master of the present invention looks schematic diagram.
Fig. 2 is facade cross-sectional schematic of the present invention.
Fig. 3 is schematic top plan view of the present invention.
Fig. 4 is the schematic top plan view of rubber washer.
Fig. 5 is the schematic top plan view of top cover.
Fig. 6 is the schematic top plan view of tank body.
Fig. 7 is the schematic top plan view of top sieve plate.
Fig. 8 is the schematic top plan view of extraction plate.
Reference numeral: 1-water inlet pipe, 2-gland, 3-O-ring seal, 4-filtrate, 5-air bleeding valve, 6-water inlet screen pack, 7-inlet opening, 8-top sieve plate screen pack, 9-top sieve plate, 10-rubber washer, 11-draw-in groove, 12-CARBURIZING FURNACE FOR STAINLESS FASTENER, 13-tank body, 13.1-top cover, 13.2-tank body main body, 14-extraction plate screen pack, 15-extraction plate, 16-outlet pipe, the detachable plug of 17-.
The specific embodiment
Embodiment is referring to shown in Fig. 1-8, this rainwater is online vertically filter at a high speed, include a columniform tank body 13, this tank body 13 comprises top cover 13.1 and tank body main body 13.2, and top cover 13.1 removably connects with tank body main body 13.2, the top of the madial wall of described tank body 13 is provided with dismountable top sieve plate 9, on top sieve plate 9, be covered with top sieve plate screen pack 8, on the tank body 13 above the sieve plate of top, be provided with air bleeding valve 5, the bottom of the madial wall of described tank body 13 is provided with dismountable extraction plate 15, on extraction plate 15, be covered with extraction plate screen pack 14, on tank body 13 below extraction plate, be provided with outlet pipe 16.In the present embodiment, top cover 13.1 is connected with tank body main body 13.2 flanges with CARBURIZING FURNACE FOR STAINLESS FASTENER 12 by rubber washer 10.
On tank body 13, be installed with a vertical water inlet pipe 1, the upper end of this water inlet pipe 1 is positioned at the top of top cover 13.1 and is communicated with rainwater down pipe, the lower end of this water inlet pipe 1 is positioned at the below of tank body main body 13.2 and is connected with detachable plug 17, between water inlet pipe 1 and top cover 13.1, water inlet pipe 1 and tank body main body 13.2, be and be tightly connected, on the sidewall of the water inlet pipe 1 above tank interior, top sieve plate 9, have inlet opening 7, on the water inlet pipe 1 in 7 outsides, inlet opening, be wound with into water screen pack 6.Described tank body 13 and water inlet pipe 1 can be made of lucite or stainless steel.Described water inlet screen pack 6, top sieve plate screen pack 8, extraction plate screen pack 15 have all been used different meshes screen pack.
In the present embodiment, air bleeding valve 5 is on the sidewall of tank body main body 13.2, top sieve plate 9 is detachably connected on the madial wall of tank body 13 by draw-in groove 11, easy disassembly, the base plate of tank body main body 13.2 is circular arc plate, outlet pipe 16 is located on circular arc plate, and extraction plate 15 is directly taken and is placed on circular arc plate.In other embodiments, air bleeding valve 5 also can be located on top cover 13.1, and the base plate of tank body main body 13.2 can be also dull and stereotyped, and outlet pipe 16 also can be located on the sidewall of tank body main body 13.2.
Described water inlet pipe 1 is tightly connected by sealing device and top cover 13.1, and described sealing device is comprised of O-ring seal 3 and gland 2, and described O-ring seal 3 and gland 2 are all enclosed within on water inlet pipe 1, and O-ring seal 3 is close on top cover 13.1 by gland 2.Described gland 2 can be to be both threaded on water inlet pipe 1, can be also by clamp connection or other, to be fixedly connected with mode to be connected on water inlet pipe 1.
The lower end of described water inlet pipe 1 is positioned at the below of tank body 13 and is provided with detachable plug 17, can carry out artificial abandoned stream.After dmp filter completes, can unload detachable plug 17, get rid of and hold back sewage, now, the lower end of water inlet pipe 1 will become abandoned stream mouth.
For the effect that has guaranteed that next rainfall is filtered, need to clean water inlet pipe.The present invention is when cleaning water inlet pipe, and rainwater, by directly rinsing the inside of water inlet pipe 1, then flows away from abandoned stream mouth, so without the mode that adopts backwash water inlet pipe 1.
The effect of described air bleeding valve 5 is to get rid of the gas in tank body when filtering, and prevents that the excessive tank body that causes of air pressure from damaging.Described water inlet screen pack 6 can the larger pollutant of filtering particle, extends the life cycle of filtrate, reduces the replacing number of times of filtrate, makes filtrate without backwash.
Use when of the present invention, space-filling filtrate 4 that can be between top cover 4 and top sieve plate 9, as filter material replacement part, now opens flange and can carry out filter material replacement, and filtrate is generally selected quartz sand.In addition, rainwater down pipe need to be transformed into pressure pipe, guarantee that rainwater down pipe does not seep water, during rainfall, rainwater down pipe can be formed with baric flow by ponding, and meanwhile, rainwater down pipe and water inlet pipe of the present invention adopt and be flexible coupling, and prevents that the vibration of dmp filter formula from causing device to damage.
The present invention structurally adopts the theory of direct filter type and part filter material replacement, and whole device is mainly grouped into by top filter material replacement part and pans body, adopts filter type from top to down.
The course of work of the present invention: rainwater enters water inlet pipe 1 through rainwater down pipe, by entering tank body 13 through water inlet screen pack 6 and inlet opening 7, water (flow) direction is from top to bottom through top sieve plate screen pack 8, top sieve plate 9, extraction plate screen pack 14 and extraction plate 15, enter tank body 13 bottoms, then flow out through outlet pipe 16.While being dmp filter, by center top water inlet bottom water outlet, current flow from top to down in tank body, and water inlet pipe bottom is as abandoned stream volume, and the pipe end arranges abandoned stream mouth.
Claims (6)
1. a rainwater online vertically filter at a high speed, include a columniform tank body (13), it is characterized in that: this tank body (13) comprises top cover (13.1) and tank body main body (13.2), and top cover (13.1) removably connects with tank body main body (13.2), the top of the madial wall of described tank body (13) is provided with dismountable top sieve plate (9), on the tank body above the sieve plate of top (13), be provided with air bleeding valve (5), the bottom of the madial wall of described tank body (13) is provided with dismountable extraction plate (15), on tank body below extraction plate (13), be provided with outlet pipe (16),
On tank body (13), be installed with a vertical water inlet pipe (1), the upper end of this water inlet pipe (1) is positioned at the top of top cover (13.1) and is communicated with rainwater down pipe, the lower end of this water inlet pipe (1) is positioned at the below of tank body main body (13.2) and is connected with detachable plug (17), between water inlet pipe (1) and top cover (13.1), water inlet pipe (1) and tank body main body (13.2), be and be tightly connected, on the sidewall of the water inlet pipe (1) above tank interior, top sieve plate (9), have inlet opening (7);
Described water inlet pipe (1) is tightly connected by sealing device and top cover (13.1), described sealing device is comprised of O-ring seal (3) and gland (2), it is upper that described O-ring seal (3) and gland (2) are all enclosed within water inlet pipe (1), and O-ring seal (3) is close on top cover (13.1) by gland (2);
On the water inlet pipe (1) in outside, described inlet opening (7), be wound with into water screen pack (6);
On described top sieve plate (9), be covered with top sieve plate screen pack (8), on extraction plate (15), be covered with extraction plate screen pack (14);
Described top sieve plate (9) is detachably connected on the madial wall of tank body (13) by draw-in groove (11).
2. rainwater according to claim 1 online vertically filter at a high speed, is characterized in that: described gland (2) be threaded or clamp connection on water inlet pipe (1).
3. the online vertically filter of rainwater high speed according to claim 1, is characterized in that: described top cover (13.1) removably connects with tank body main body (13.2) by rubber washer (10) and CARBURIZING FURNACE FOR STAINLESS FASTENER (12).
4. rainwater according to claim 1 online vertically filter at a high speed, it is characterized in that: the base plate of described tank body main body (13.2) is circular arc plate, described outlet pipe (16) is located on circular arc plate, and described extraction plate (15) is directly taken and is placed on circular arc plate.
5. the online vertically filter of rainwater high speed according to claim 1, is characterized in that: described outlet pipe (16) is located on the base plate of tank body main body (13.2), or on the sidewall of tank body main body (13.2).
6. the online vertically filter of rainwater high speed according to claim 1, is characterized in that: described air bleeding valve (5) is located on top cover (13.1) or on the sidewall of tank body main body (13.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110429791.6A CN102512872B (en) | 2011-12-20 | 2011-12-20 | High speed on-line vertical rainwater filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110429791.6A CN102512872B (en) | 2011-12-20 | 2011-12-20 | High speed on-line vertical rainwater filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102512872A CN102512872A (en) | 2012-06-27 |
| CN102512872B true CN102512872B (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110429791.6A Expired - Fee Related CN102512872B (en) | 2011-12-20 | 2011-12-20 | High speed on-line vertical rainwater filter |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105056616B (en) * | 2015-07-16 | 2018-01-12 | 武汉美华禹水环境有限公司 | Rain water filtering device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080121579A1 (en) * | 2005-01-26 | 2008-05-29 | Royal Environmental Systems, Inc. | Liquid filtration system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3720971B2 (en) * | 1998-01-16 | 2005-11-30 | 三菱樹脂株式会社 | Rainwater purification downspout |
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2011
- 2011-12-20 CN CN201110429791.6A patent/CN102512872B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080121579A1 (en) * | 2005-01-26 | 2008-05-29 | Royal Environmental Systems, Inc. | Liquid filtration system |
Non-Patent Citations (5)
| Title |
|---|
| JP特开平11-200572A 1999.07.27 |
| 北京城区屋面径流雨水颗粒污染物特征;李俊奇;《2010年中国城市雨洪控制利用高级研讨会论文集》;20101230;第170-190页 * |
| 屋面雨水颗粒污染物特征及其高速在线过滤技术试验研究;林聪;《中国学位论文全文数据库》;20100630;第24-25页及图3.5 * |
| 李俊奇.北京城区屋面径流雨水颗粒污染物特征.《2010年中国城市雨洪控制利用高级研讨会论文集》.2010,第170-190页. |
| 林聪.屋面雨水颗粒污染物特征及其高速在线过滤技术试验研究.《中国学位论文全文数据库》.2010,第24-25页及图3.5竖直过滤器实体照片. |
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| CN102512872A (en) | 2012-06-27 |
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Granted publication date: 20140205 Termination date: 20161220 |