CN103611353A - Automatic backwash filter for ballast water management system - Google Patents
Automatic backwash filter for ballast water management system Download PDFInfo
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- CN103611353A CN103611353A CN201310616720.6A CN201310616720A CN103611353A CN 103611353 A CN103611353 A CN 103611353A CN 201310616720 A CN201310616720 A CN 201310616720A CN 103611353 A CN103611353 A CN 103611353A
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- filter
- blowdown
- axle
- management system
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Abstract
The invention discloses an automatic backwash filter for a ballast water management system. The automatic backwash filter consists of a cleaning motor, a transmission component, a filter component, a lower cylinder component, an upper cylinder component and a differential pressure instrument, wherein the filter component consists of four filter cartridges; filter tips are uniformly distributed on a sewage discharge shaft; the upper end of the sewage discharge shaft is closed, and the lower end of the sewage discharge shaft is provided with an opening; the transmission component consists of a driving wheel train, a limiting mechanism, a fixed plate and four driven wheel trains; threads are formed in a bearing sleeve through hole and are in threaded connection with a screw shaft; a hollow shaft is provided with a key groove and is connected with the screw shaft through a key; threads are formed on the circumferential surface of the screw shaft, and a key groove with a through end is also formed in the circumferential surface of the screw shaft; a water inlet, a drain outlet, a sewage collecting chamber and four sewage discharge bend pipes are arranged on the lower cylinder component. The automatic backwash filter disclosed by the invention has the characteristics of large filtering area, strong assimilative capacity, small pressure loss, small floor area, small amount of backwash water, good installation and maintenance performance and the like, and can greatly meet actual requirements for ship installation.
Description
Technical field
The present invention relates to automatic backwashing filter field, particularly a kind of Ballast Management system automatic backwashing filter.
Background technology
Foreign-going ship, when injecting and discharge Ballast Water, easily causes that the territory over strait of unwanted aquatic organism and pathogen is propagated.Ballast Water without controlling discharge, marine ecology, public health have been caused to serious harm.According to statistics, the biology that carry global every day by Ballast Water reaches 3000-4000 kind, along with the adventive that discharge of ballast water is propagated, brings serious threat to Port State marine environment.
The biotic intrusion of bringing in order to tackle ballast water for ship, International Maritime Organization's (being called for short IMO) has formulated < < ballast water for ship and sediment monitoring and management contract > >, according to the regulation of pact, the processing of Ballast Water refers to the microorganism of killing and removing in Ballast Water.Important parts of Ballast Management system for microorganism killing or removal are automatic backwashing filter, and its major function is that filtering is greater than 50 microns, for subsequent technique lays the foundation.Present stage, Ballast Management system mostly was land with turning marine product with filter, existed large, the shortcoming such as the backwash water yield is too much of volume, was difficult to meet the requirement that under ship environment, ballast system is installed and used.For this reason, need to invent that a kind of floor space is little, backwash volume is little, the ballast for cruising water management system automatic backwashing filter that backwash effect is good, the pressure loss is little, stable, easy to maintenance.
Summary of the invention
The invention provides can a kind of Ballast Management system automatic backwashing filter, and this system has that floor space is little, backwash volume is little, the automatic backwashing filter that backwash effect is good, the pressure loss is little, stable, easy to maintenance.
The technical scheme that the present invention takes to achieve these goals, this device forms by cleaning motor, transmission component, filter assemblies, lower shell assembly, upper shell assembly and differential manometer, filter assemblies is provided with filter screen by four, and the filter cylinder of filter tip and blowdown axle forms; Filter tip is evenly arranged on blowdown axle, and filter tip endoporus communicates with blowdown axle endoporus; Blowdown axle upper end closed, lower end perforate; Transmission component is by active train, and position-limit mechanism, fixed head and four driven trains form; On screw axis, be provided with spacing catch; Upper shell assembly is provided with delivery port.In bearing holder (housing, cover) through hole, be provided with screw thread, be threaded with screw axis; Hollow shaft is provided with keyway, by key, is connected with screw axis; On screw axis periphery, be provided with screw thread, and be provided with the keyway that one end connects; Driven gear is fixed in hollow shaft by locking nut.Bearing block is arranged on fixed head, and bearing block is fixed with bearing by end ring; Power transmission shaft is arranged on bearing by the shaft shoulder and back-up ring; Driving gear is fixed on power transmission shaft by locking nut; Power transmission shaft is connected by key with cleaning motor.Lower shell assembly is provided with water inlet, sewage draining exit, the dirty chamber of collection and four blowdown bend pipes; Four blowdown bend pipes are communicated with blowdown axle, and the straight section length of blowdown bend pipe and blowdown axle connected component is greater than the axial stroke of blowdown axle; Four blowdown bend pipes are communicated with the dirty chamber of collection, and have pipeline section to be connected with sewage outfalls setting.
The present invention can also comprise some architectural features like this:
1, in bearing holder (housing, cover) through hole, be provided with screw thread, be threaded with screw axis; On screw axis periphery, be provided with screw thread, and be provided with the keyway that one end connects;
2, blowdown axle upper end closed, lower end perforate;
3, four blowdown bend pipes are communicated with blowdown axle, and the straight section length of blowdown bend pipe and blowdown axle connected component is greater than the axial stroke of blowdown axle
Boats and ships automatic backwashing filter of the present invention, has following characteristics:
1, filter area is large, and water environment capacity is strong, and the pressure loss is little;
2, volume is little, and floor space is little;
3, suction nozzle area is less than 1% of screen area, and the backwash water yield is little, and recoil thoroughly;
4, installation and maintenance performance is good, and the angular relationship between import and export can need to regulate according to actual installation;
5, disposal ability is strong, the highlyest can reach 5000M
3/ H; .
Automatic backwashing filter of the present invention, has the features such as filter area is large, water environment capacity is strong, the pressure loss is little, floor space is little, the backwash water yield is little, and installation and maintenance performance is good, can meet greatly the actual needs that boats and ships are installed and used.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present invention.
Fig. 2 is filter assemblies structural representation of the present invention.
Fig. 3 is transmission component structural representation of the present invention.
Fig. 4 is driven pulley architecture schematic diagram of the present invention.
Fig. 5 is driving wheel architecture schematic diagram of the present invention.
Fig. 6 is lower shell modular construction schematic diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, for example the present invention is described in more detail:
In conjunction with Fig. 1, automatic backwashing filter of the present invention forms by cleaning motor 1, transmission component 2, filter assemblies 3, lower shell assembly 4, upper shell assembly 5 and differential manometer 6.
In conjunction with Fig. 2, filter assemblies 3 is arranged between lower shell assembly 4 and upper shell assembly 5, four filter cylinders, consists of, and each filter cylinder is provided with filter screen 3-1, filter tip 3-2 and blowdown axle 3-3; Filter tip 3-2 is evenly arranged in blowdown axle 3-3, and filter tip 3-2 endoporus communicates with blowdown axle 3-3 endoporus; The number of filter tip 3-2 can be four, 6, and 8,10,12; Filter tip 3-2 is close to filter screen 3-1, and distance value can be 3mm, 2mm, 1mm, 0mm ,-1mm ,-2mm ,-3mm, blowdown axle 3-3 upper end closed, lower end perforate; Blowdown axle 3-3 is connected with the screw axis 2-1-1 below mentioning.
In conjunction with Fig. 3, transmission component 2 is by four driven train 2-1, active train 2-2, and position-limit mechanism 2-3, fixed head 2-4 form; On position-limit mechanism 2-3, be provided with contact-making switch (on) 2-3-1, contact-making switch (under) 2-3-2; On the screw axis 2-1-1 below mentioning, be provided with spacing catch 2-3-3; Driven train 2-1, initiatively train 2-2 is all arranged on fixed head 2-4; Four driven gear 2-1-2 that below mention mesh with driving gear 2-2-3 respectively.Upper shell assembly 5 is provided with delivery port 5-1.
In conjunction with Fig. 3, Fig. 4, it is upper that bearing holder (housing, cover) 2-1-3 is arranged on fixed head 2-4, and bearing holder (housing, cover) 2-1-3 is fixed with bearing 2-1-7 by end ring 2-1-6; In bearing holder (housing, cover) 2-1-3 through hole, be provided with screw thread and with screw axis 2-1-1 for being threaded; Hollow shaft 2-1-5 is arranged on bearing 2-1-7; Hollow shaft 2-1-5 is provided with keyway, and is connected with screw axis 2-1-1 by key 2-1-8, on screw axis 2-1-1 periphery, is provided with screw thread, and is provided with the keyway that one end connects; The optional 60mm.65mm of length of keyway, 70mm, 75mm, 80mm, 85mm, 90mm; Driven gear 2-1-2 is fixed on hollow shaft 2-1-5 by locking nut 2-1-4.
In conjunction with Fig. 3, Fig. 5, it is upper that bearing block 2-2-4 is arranged on fixed head 2-4, and bearing block 2-2-4 is fixed with bearing 2-2-5 by end ring 2-2-6; Power transmission shaft 2-2-1 is arranged on bearing 2-2-5 by the shaft shoulder and back-up ring 2-2-7; Driving gear 2-2-3 is fixed on power transmission shaft 2-2-1 by locking nut 2-2-2; Power transmission shaft 2-2-1 is connected by key with cleaning motor 1.
In conjunction with Fig. 6, lower shell assembly 4 is provided with water inlet 4-1, sewage draining exit 4-4, collects dirty chamber 4-3 and four blowdown bend pipe 4-2; Four blowdown bend pipe 4-2 are communicated with blowdown axle 3-3, and the straight section length of blowdown bend pipe 4-2 and blowdown axle 3-3 connected component is greater than the axial stroke of blowdown axle 3-3; Four blowdown bend pipe 4-2 are communicated with the dirty chamber 4-3 of collection, and are provided with pipeline section with sewage draining exit 4-4 and are connected.Sewage draining exit 4-4 is provided with valve.
The action implementation process of automatic backwashing filter of the present invention is described now:
Filter:
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 6, seawater enters lower shell assembly 4 by water inlet 4-1, and enters filter assemblies 3.Seawater after the physical filtering of filter screen 3-1 in filter assemblies 3 is by delivery port 5-1.
Automatic backwash:
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 6, in filter process, impurity remains in filter screen 3-1 surface, and along with the increase of impurity, differential manometer 6 indicating values that are arranged on water inlet 4-1 and delivery port 5-1 increase, and automatic backwash signal is triggered.
In conjunction with Fig. 2, Fig. 6, automatic backwash signal is triggered, and is arranged on the valve opening on sewage draining exit 4-4; Due in filter screen with the pressure reduction of ambient atmosphere, the seawater back flush filter screen 3-1 after filtration, the seawater of flushing is being mingled with dirt and is entering filter tip 3-2, and successively through blowdown axle 3-3, blowdown bend pipe 4-2, collect dirty chamber 4-3, by sewage draining exit 4-4.
In conjunction with Fig. 1, Fig. 3, Fig. 4, Fig. 5, automatic backwash signal is triggered, and cleans motor 1 and opens simultaneously; Clean motor 1 and drive power transmission shaft 2-2-1 to rotate, thereby realize driving gear 2-2-3, synchronously rotate; Driving gear 2-2-3 drives four driven gear 2-1-2; Each driven gear 2-1-2 drives a hollow shaft 2-1-5; Hollow shaft 2-1-5 drives screw axis 2-1-1 to rotate by key 2-1-8, because screw axis 2-1-1 is threaded with bearing holder (housing, cover) 2-1-3, when being rotated, screw axis 2-1-1 exists along axial rectilinear motion the i.e. screw axis 2-1-1 motion of spinning; And the screw of screw axis 2-1-1 is connected and is delivered to blowdown axle 3-3 by axle, thereby realize filter tip 3-2, along blowdown Zhou3-3 center, spin and move; Position-limit mechanism 2-3 bar axle 2-1-1 moves to lower contact-making switch 2-3-2 or moves to upper contact-making switch 2-3-1 from lower contact-making switch 2-3-2 from upper contact-making switch 2-3-1, and a cleaning frequency finishes.Within a cleaning frequency, the filter tip 3-2 being arranged on blowdown axle 3-3 travels through whole filter screen 3-1, the lip-deep impurity of whole filter screen 3-1 is mixed in the seawater of backwash and discharges outside sewage draining exit 4-4, has finally realized the backwash of filter screen 3-1.
Claims (4)
1. a Ballast Management system automatic backwashing filter, it is characterized in that, by cleaning motor, transmission component, filter assemblies, lower shell assembly, upper shell assembly and differential manometer, form, filter assemblies is provided with filter screen by four, and the filter cylinder of filter tip and blowdown axle forms; Filter tip is evenly arranged on blowdown axle, and filter tip endoporus communicates with blowdown axle endoporus; Blowdown axle upper end closed, lower end perforate; Transmission component is by active train, and position-limit mechanism, fixed head and four driven trains form; On screw axis, be provided with spacing catch; Upper shell assembly is provided with delivery port, in bearing holder (housing, cover) through hole, is provided with screw thread, is threaded with screw axis; Hollow shaft is provided with keyway, by key, is connected with screw axis; On screw axis periphery, be provided with screw thread, and be provided with the keyway that one end connects; Driven gear is fixed in hollow shaft by locking nut, and bearing block is arranged on fixed head, and bearing block is fixed with bearing by end ring; Power transmission shaft is arranged on bearing by the shaft shoulder and back-up ring; Driving gear is fixed on power transmission shaft by locking nut; Power transmission shaft is connected by key with cleaning motor, and lower shell assembly is provided with water inlet, sewage draining exit, the dirty chamber of collection and four blowdown bend pipes; Four blowdown bend pipes are communicated with blowdown axle, and the straight section length of blowdown bend pipe and blowdown axle connected component is greater than the axial stroke of blowdown axle; Four blowdown bend pipes are communicated with the dirty chamber of collection, and have pipeline section to be connected with sewage outfalls setting.
2. Ballast Management system automatic backwashing filter according to claim 1, is characterized in that: in bearing holder (housing, cover) through hole, be provided with screw thread, be threaded with screw axis; On screw axis periphery, be provided with screw thread, and be provided with the keyway that one end connects.
3. Ballast Management system automatic backwashing filter according to claim 1, is characterized in that: blowdown axle upper end closed, lower end perforate.
4. Ballast Management system automatic backwashing filter according to claim 1, is characterized in that: four blowdown bend pipes are communicated with blowdown axle, and the straight section length of blowdown bend pipe and blowdown axle connected component is greater than the axial stroke of blowdown axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310616720.6A CN103611353A (en) | 2013-11-28 | 2013-11-28 | Automatic backwash filter for ballast water management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310616720.6A CN103611353A (en) | 2013-11-28 | 2013-11-28 | Automatic backwash filter for ballast water management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103611353A true CN103611353A (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310616720.6A Pending CN103611353A (en) | 2013-11-28 | 2013-11-28 | Automatic backwash filter for ballast water management system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104801093A (en) * | 2015-03-31 | 2015-07-29 | 宁波方太厨具有限公司 | Ceramic filter element automatic cleaning device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201120196Y (en) * | 2007-11-22 | 2008-09-24 | 宁波德安生态环保工程有限公司 | Filter capable of removing suspended matter in water |
| WO2013054332A2 (en) * | 2011-10-11 | 2013-04-18 | Amiad Water Systems Ltd. | Back-flush filter systems and mechanisms therefor |
| CN203281099U (en) * | 2013-04-28 | 2013-11-13 | 洛阳双瑞金属复合材料有限公司 | Vertical multi-core self-cleaning filter |
| CN203598572U (en) * | 2013-11-28 | 2014-05-21 | 九江精密测试技术研究所 | Automatic backwash filter for ballast water management system |
-
2013
- 2013-11-28 CN CN201310616720.6A patent/CN103611353A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201120196Y (en) * | 2007-11-22 | 2008-09-24 | 宁波德安生态环保工程有限公司 | Filter capable of removing suspended matter in water |
| WO2013054332A2 (en) * | 2011-10-11 | 2013-04-18 | Amiad Water Systems Ltd. | Back-flush filter systems and mechanisms therefor |
| CN203281099U (en) * | 2013-04-28 | 2013-11-13 | 洛阳双瑞金属复合材料有限公司 | Vertical multi-core self-cleaning filter |
| CN203598572U (en) * | 2013-11-28 | 2014-05-21 | 九江精密测试技术研究所 | Automatic backwash filter for ballast water management system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104801093A (en) * | 2015-03-31 | 2015-07-29 | 宁波方太厨具有限公司 | Ceramic filter element automatic cleaning device |
| CN104801093B (en) * | 2015-03-31 | 2017-02-01 | 宁波方太厨具有限公司 | Ceramic filter element automatic cleaning device |
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Application publication date: 20140305 |