CN105923665A - Spiral pressure filtration type drain grating machine - Google Patents
Spiral pressure filtration type drain grating machine Download PDFInfo
- Publication number
- CN105923665A CN105923665A CN201610422212.8A CN201610422212A CN105923665A CN 105923665 A CN105923665 A CN 105923665A CN 201610422212 A CN201610422212 A CN 201610422212A CN 105923665 A CN105923665 A CN 105923665A
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- China
- Prior art keywords
- helical blade
- shell
- spiral blade
- rotating shaft
- spiral
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/125—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using screw filters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the technical field of wastewater treatment equipment, in particular to a spiral pressure filtration type drain grating machine. The spiral pressure filtration type drain grating machine comprises a rotating shaft, a shell and a frame, wherein the shell is mounted on the frame, and the rotating shaft is mounted in the shell through bearing seats and is driven to rotate by a slowdown motor. A feeding bin is arranged above one end of the shell, a filter residue outlet is formed below the other end of the shell, a plurality of drain holes are formed below the shell, a first spiral blade, a second spiral blade, a third spiral blade and a fourth spiral blade are sequentially mounted on the rotating shaft from the feeding bin end, the pitch ratio of the first spiral blade to the second spiral blade to the third spiral blade to the fourth spiral blade is 3 to 2 to 1 to 1, and the length ratio of the first spiral blade to the second spiral blade to the third spiral blade to the fourth spiral blade is 16 to 15 to 4 to 1. The spiral pressure filtration type drain grating machine has the advantages of simple structure, little routine maintenance, thorough solid and liquid separation, low energy consumption and the like.
Description
Technical field
The present invention relates to technical field of sewage treatment equipment, specifically a kind of spiral filter-press type blocks dirty grid maker.
Background technology
Municipal sewage treatment is one of important infrastructure in city, and its level of development directly influences the improvement of the healthy and quality of life of the numerous residents in city, and improvement and socioeconomic sustainable development to City Investment Environment suffer from significance.
Grid maker is a kind of solid-liquid separating equipment, the materials such as the solid impurity in liquid, granule can be separated from liquid medium, according to the size of grid grid eye, can effectively control the granularity of institute's separating solid substances matter, size, so that it is guaranteed that liquid medium operating index.Grid maker range of application is the most extensive, relates to sewage treatment plant, waterworks, pumping plant, power plant's water inlet, is widely used in city, automatically intercepts and remove the floating thing in water, it is ensured that next procedure properly functioning；Also be used as weaving, printing and dyeing,
Butcher, process hides, papermaking, refine sugar, make wine, food processing, solid-liquid separation in chemical and medicine industry etc. industry.
At present, the grid of design and use both at home and abroad is divided into coarse rack, middle grid, fine fack and ultra-fine grid by pitch, general when Design of Sewage Treatment, according to influent quality situation and technology type, grid is carried out grating, reach to carry out intercepting the target removed to thick floating thing, particulate matter and twister etc. in water inlet, but major part grid use object is urban wastewater treatment firm
Installation requirement is high, cost is high simultaneously need to there is technical staff to carry out maintenance management, it is not suitable for the sewage disposal of grass roots, China town, along with China's attention to the sewage disposal of grass roots, town, need badly a kind of be applicable to grass roots, China town take up an area that province, cost be low, the grid device of floating thing, particulate matter and twister etc. simple installation, stable and unattended steady removal sewage.Open source literature also reports some and blocks dirty grid device, such as:
null1、Chinese patent: a kind of screw type bar screen machine，Application number: 201110075695.6，The applying date: 2011.03.25，Applicant: Jiangsu Tianyu Environment Protection Group Co., Ltd.，Address: 225200 industrial parks, Zhen Wu Zhen Bin lake, Jiangdu City, Jiangsu Province，Inventor: Fang Yuefei、Pan Qingquan、Huang Hongming，Summary: this invention relates to a kind of screw type bar screen machine，Including slag gathering hopper (1)、Grid (2)、The frame (3) being obliquely installed、Rack-mounted driving means (4)，Grid (2) is divided into slag gathering hopper epicoele (11) and slag gathering hopper cavity of resorption (12) slag gathering hopper (1)，Frame (3) intracavity section is generally circular in shape and through with slag gathering hopper epicoele (11) couples，Frame (3) is provided with slag notch (31)，In frame (3) inner chamber and slag gathering hopper epicoele (11), a screw rod (5) is installed，Screw rod (5) upper end couples with driving means (4)，Screw rod (5) lower end couples with bearing (6)，Screw rod (5) in frame (3) from bottom to top flight channel volume taper into.The volume of scum silica frost is not only reduced in this invention, and dehydration rate is high, facilitates scum silica frost and transports and avoid scum silica frost sewage again to environment.
null2、Chinese patent: a kind of grid maker，Application number: 201110327729.6，The applying date: 2011.10.25，Applicant: China National Coal Heilongjiang Coal Chemical Co., Ltd.，Address: 154854 Dalianhe Town ,Yilan County ,Harbin City ,Heilongjiang Province，Inventor: diamond、Qu Quanli、Cao Dianchun、Li Zengwen、High flood peak，Summary: a kind of grid maker of this disclosure of the invention，Including support and the screen drum that is arranged at support by rotating shaft，The inwall of screen drum is provided with helical form guide plate，Rotating shaft is positioned at one end of helical form guide plate initiating terminal and is provided with sleeve，Sleeve is placed on rotating shaft rotatably，Water containing chamber is formed between sleeve and rotating shaft，Water containing chamber is fixing with sewage conduct to be connected，The sidewall of sleeve is provided with some nozzles，The inwall stationary distribution of screen drum has multiple bucket，And the opening of bucket is corresponding with nozzle.Being arranged such, the grid maker of this disclosure of the invention, its simple in construction, regular maintenance amount are little, and its operation is not required to be additionally provided power, and operating cost is low.
null3、Chinese patent: dirty grid and press dewatering integrated apparatus are blocked in flat three-dimensional combination，Application number: 201410203156.X，The applying date: 2014.05.14，Applicant: North China Municipal Engineering Design & Research Institute，Address: 300074 Hexi District, Tianjin meteorological observatory roads 99，Inventor: Sun Yongli、Li Peng peak、Sui Kejian、Zheng Xingcan、Zhang Xiuhua，Summary: this invention belongs to technical field of sewage treatment equipment，Dirty grid and press dewatering integrated apparatus are blocked in a kind of flat three-dimensional combination，Fixed the grill body of support by support including one，Described grill body upper box body one end is provided with water inlet，Described upper box is internally corresponding to the rear end of water inlet and is fixed with downflow weir，In upper box body, also layering is provided with upper end screen、Lower end screen，Wherein the front end of upper end screen is connected with the bottom of described downflow weir，And be respectively provided with one group scrape slag system with above the screen of lower end above the screen of described upper end，In upper box body, scrape the bottom of slag system slag output end corresponding to described lower floor be provided with grid slag conveying squeezing system.This invention provide a kind of for the sewage disposal of grass roots, town take up an area that province, cost be low, the grid device of floating thing, particulate matter and twister etc. in simple installation, stable and unattended removal sewage.
4, Chinese patent: flat returned sludge blocks dirty grid and press dewatering integrated apparatus, application number: 201310238988.0, the applying date: 2013.06.17, applicant: National City Water Supply and Drainage Engineering Technology Research Center, address: 300074 West Roads, water garden, Hexi District, Tianjin 44, inventor: Sun Yongli, Li Pengfeng, Sui Kejian, summary: this invention relates to a kind of grid for sewage disposal and grid slag pressing integrated device, belongs to technical field of sewage.It includes grill body, is provided with downflow weir in grill body；Grill body is provided with screen slideway and screen；Grill body is provided with and scrapes slag system；Grill body is provided with grid slag conveying press dewatering system.Equipped with main body rack, grill body is fixed on ground outside grill body.Having water inlet in grill body upper portion side wall, have outlet at base sludge bucket, returned sludge passes through whole device by action of gravity.Produced grid slag carries out press dewatering by action of gravity.Whole device is external in returned sludge system.This invention uses circumscribed to run, and on the basis of not changing original structures, effectively removes the granule in sewage disposal biology section and twister by outer loop, improves biosystem activity in sewage disposal biology section, and energy consumption is low, cheap, easy to maintenance.
It has been investigated that, file 1 and 2 disclosed above is required for water and rinses, owing to grid is for solid-liquid separation, if can strengthen its fractional dose with water flushing again, and the axis of the frame (3) of open file 1 is 20 degree with horizontal plane angle, fixing from eminence discharge, rinse with water during solid-liquid separation, solid can be washed out falling slag gathering hopper cavity of resorption (12), blocks outlet, causes separation the most thorough；Open file 3 and 4 uses chain during solid-liquid separation, and owing to working condition is severe, causing chain creep, elongation, burn into fracture is the fault often having, and ordinary maintenance amount is bigger.Therefore, how to provide that a kind of simple in construction, ordinary maintenance amount be less, solid-liquid separation thoroughly and the grid device of low energy consumption, become those skilled in the art's important technological problems to be solved.
Summary of the invention
It is an object of the invention to for existing technical problem, it is provided that a kind of simple in construction, ordinary maintenance amount are less, solid-liquid separation thorough and the spiral filter-press type of low energy consumption blocks dirty grid maker.
To achieve these goals, the technical solution used in the present invention is:
Spiral filter-press type blocks dirty grid maker, it includes rotating shaft, shell and frame, described shell is arranged in frame, rotating shaft is installed in the enclosure by bearing block, reducing motor transmission is passed through in rotating shaft, shell one end be provided above into feed bin, the lower section of the shell other end is provided with sludge outlet, multiple osculum it is provided with below shell, start to be sequentially installed with No. I helical blade from entering feed bin end in rotating shaft, No. II helical blade, No. III helical blade and No. IV helical blade, No. I helical blade, No. II helical blade, the pitch ratio of No. III helical blade and No. IV helical blade is 3:2:1:1, length is than for 16:15:4:1.
No. I described helical blade is provided with multiple through hole.
The external diameter of No. I described helical blade, No. II helical blade, No. III helical blade and No. IV helical blade is than for 22:22:13:20.
The aperture of described osculum is 2 centimetres.
Described sludge outlet is hinged with baffle plate, and the size of sludge outlet is regulated by the spring being arranged on baffle plate and adjusting screw rod.
The spiral filter-press type of the present invention blocks dirty grid maker simple in construction, arrange ingenious, ordinary maintenance amount is less, solid-liquid separation is thorough and energy consumption is low, this spiral filter-press type blocks and starts to be sequentially installed with No. I helical blade from entering feed bin end in the rotating shaft of dirty grid maker, No. II helical blade, No. III helical blade and No. IV helical blade, No. I helical blade, No. II helical blade, the pitch ratio of No. III helical blade and No. IV helical blade is 3:2:1:1, length is than for 16:15:4:1, No. I helical blade, No. II helical blade, the external diameter of No. III helical blade and No. IV helical blade is than for 22:22:13:20, energy well pressing waste, solid-liquid separation is the most thorough.
Accompanying drawing explanation
Fig. 1 is the structural representation that the spiral filter-press type of the present invention blocks dirty grid maker；
Fig. 2 is the structural representation that spiral filter-press type blocks the sludge outlet of dirty grid maker；
Serial number name in figure is:
1, feed bin is entered, 2, No. I helical blade, 3, rotating shaft, 4, No. II helical blade, 5, shell, 6, No. III helical blade, 7, No. IV helical blade, 8, bearing block, 9, reducing motor, 10, sludge outlet, 11, frame, 12, spring, 13, adjusting screw rod, 14, baffle plate.
Detailed description of the invention
Introducing the present invention in order to more detailed, below in conjunction with embodiment and accompanying drawing, the present invention will be further described.
The spiral filter-press type of the present invention blocks dirty grid maker, it includes rotating shaft 3, shell 5 and frame 11, described shell 5 is arranged in frame 11, rotating shaft 3 is arranged in shell 5 by bearing block 8, reducing motor 9 transmission is passed through in rotating shaft, shell 5 one end be provided above into feed bin 1, the lower section of shell 5 other end is provided with sludge outlet 10, multiple osculum it is provided with below shell 5, start to be sequentially installed with No. I helical blade 2 from entering feed bin 1 end in rotating shaft 3, No. II helical blade 4, No. III helical blade 6 and No. IV helical blade 7, No. I helical blade 2, No. II helical blade 4, the pitch ratio of No. III helical blade 6 and No. IV helical blade 7 is 3:2:1:1, length is than for 16:15:4:1.
No. I described helical blade 2 is provided with multiple through hole.
The external diameter of No. I described helical blade 4, No. III helical blade 6 of 2, No. II helical blade and No. IV helical blade 7 is than for 22:22:13:20.
The aperture of described osculum is 2 centimetres.
Described sludge outlet 10 is hinged with baffle plate 14, and the size of sludge outlet 10 is regulated by spring 12 and the adjusting screw rod 13 being arranged on baffle plate 14.
Described above is not limitation of the present invention, and the present invention is also not limited to examples detailed above, those skilled in the art, in the essential scope of the present invention, the change made, retrofits, adds or replaces, all should belong to protection scope of the present invention.
Claims (5)
- null1. a spiral filter-press type blocks dirty grid maker，It is characterized in that: include rotating shaft (3)、Shell (5) and frame (11)，Described shell (5) is arranged in frame (11)，Rotating shaft (3) is arranged in shell (5) by bearing block (8)，Reducing motor (9) transmission is passed through in rotating shaft，Being provided above into feed bin (1) of shell (5) one end，The lower section of shell (5) other end is provided with sludge outlet (10)，Shell (5) lower section is provided with multiple osculum，In rotating shaft (3) from enter feed bin (1) end start to be sequentially installed with No. I helical blade (2)、No. II helical blade (4)、No. III helical blade (6) and No. IV helical blade (7)，No. I helical blade (2)、No. II helical blade (4)、The pitch ratio of No. III helical blade (6) and No. IV helical blade (7) is 3:2:1:1，Length is than for 16:15:4:1.
- Spiral filter-press type the most according to claim 1 blocks dirty grid maker, it is characterised in that: No. I described helical blade (2) is provided with multiple through hole.
- Spiral filter-press type the most according to claim 1 blocks dirty grid maker, it is characterised in that: the external diameter of No. I described helical blade (2), No. II helical blade (4), No. III helical blade (6) and No. IV helical blade (7) ratio is for 22:22:13:20.
- Spiral filter-press type the most according to claim 1 blocks dirty grid maker, it is characterised in that: the aperture of described osculum is 2 centimetres.
- Spiral filter-press type the most according to claim 1 blocks dirty grid maker, it is characterized in that: described sludge outlet (10) is hinged with baffle plate (14), the size of sludge outlet (10) is regulated by the spring (12) being arranged on baffle plate (14) and adjusting screw rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610422212.8A CN105923665B (en) | 2016-06-16 | 2016-06-16 | Spiral filter-press type garbage grille machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610422212.8A CN105923665B (en) | 2016-06-16 | 2016-06-16 | Spiral filter-press type garbage grille machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105923665A true CN105923665A (en) | 2016-09-07 |
| CN105923665B CN105923665B (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610422212.8A Active CN105923665B (en) | 2016-06-16 | 2016-06-16 | Spiral filter-press type garbage grille machine |
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| CN (1) | CN105923665B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115362013A (en) * | 2020-03-24 | 2022-11-18 | 美得华水务株式会社 | Separating device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013018020A (en) * | 2011-07-11 | 2013-01-31 | Marsima Aqua System Corp | Device for separating and dehydrating screen residue |
| CN203389400U (en) * | 2013-08-01 | 2014-01-15 | 湖北三环专用汽车有限公司 | Helical extrusion device of wastewater treatment vehicle |
| CN104436796A (en) * | 2014-12-19 | 2015-03-25 | 山东圣琪生物有限公司 | Sludge dewatering equipment |
| CN105363254A (en) * | 2015-11-24 | 2016-03-02 | 开封中节能再生能源有限公司 | Garbage leachate filter |
-
2016
- 2016-06-16 CN CN201610422212.8A patent/CN105923665B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013018020A (en) * | 2011-07-11 | 2013-01-31 | Marsima Aqua System Corp | Device for separating and dehydrating screen residue |
| CN203389400U (en) * | 2013-08-01 | 2014-01-15 | 湖北三环专用汽车有限公司 | Helical extrusion device of wastewater treatment vehicle |
| CN104436796A (en) * | 2014-12-19 | 2015-03-25 | 山东圣琪生物有限公司 | Sludge dewatering equipment |
| CN105363254A (en) * | 2015-11-24 | 2016-03-02 | 开封中节能再生能源有限公司 | Garbage leachate filter |
Non-Patent Citations (1)
| Title |
|---|
| 粮食大辞典编辑委员会编: "《粮食大辞典》", 31 December 2009, 中国物资出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115362013A (en) * | 2020-03-24 | 2022-11-18 | 美得华水务株式会社 | Separating device |
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| CN105923665B (en) | 2019-03-26 |
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