CN115804980B - Self-cleaning filter for ship ballast water treatment system - Google Patents
Self-cleaning filter for ship ballast water treatment system Download PDFInfo
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- CN115804980B CN115804980B CN202310083383.2A CN202310083383A CN115804980B CN 115804980 B CN115804980 B CN 115804980B CN 202310083383 A CN202310083383 A CN 202310083383A CN 115804980 B CN115804980 B CN 115804980B
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Abstract
The invention relates to the technical field of ship ballast water, in particular to a self-cleaning filter for a ship ballast water treatment system. The ballast water filtering device solves the problems that the ballast water filtering efficiency is low, and dead angles which cannot be cleaned exist during cleaning. The utility model provides a self-cleaning filter for ship ballast water treatment system, including filtering the casing, filtering casing upper end fixedly connected with lid is equipped with the inlet tube on the lid, and filtering casing lower part is equipped with the water purification pipe, and filtering casing bottom fixedly connected with blow off pipe filters casing bottom fixedly connected with support frame, and filtering casing inside is provided with the filtration subassembly that is used for filtering ballast water, and filtering casing runs through and is provided with the clearance part that is used for clearing up the filtration subassembly, and clearance part is with filtering casing inside cavity separation for waiting filter chamber and blow off chamber. According to the invention, seawater is filtered through the filter cartridge and the multi-layer annular filter frame which are connected with each other, wherein the gaps are of a sector structure, so that the filtering effect is improved, and the influence on filtering caused by dead angles during cleaning is prevented.
Description
Technical Field
The invention relates to the technical field of ship ballast water, in particular to a self-cleaning filter for a ship ballast water treatment system.
Background
The ship ballast water filter is a filtering device for filtering and cleaning seawater, is arranged on a ship sailing in the sea, and has the main effects of filtering out tiny microorganisms, bacteria, floaters and the like in the seawater when the ship loads the seawater, so that the local environment is prevented from being polluted when the ballast water is discharged at other places, and an ecological system is prevented from being damaged.
When the existing ship ballast water filter works, seawater is led into the filter, the seawater is filtered through the filter cartridge arranged on the inner wall, purified water is conveyed into the ballast water cavity through pumping of the pump, the filtering area of the traditional filter cartridge is limited, the required cleaning interval is short and frequent, and impurities can be attached to the filter at any place including the sewage pumping pipe in the filter, so that cleaning dead angles can be generated, and the environment inside the filter is influenced.
Disclosure of Invention
In order to overcome the technical problems in the technical background, the invention provides a self-cleaning filter for a high-efficiency filtering self-cleaning ship ballast water treatment system.
The technical implementation scheme of the invention is as follows: the utility model provides a self-cleaning filter for ship ballast water treatment system, is including filtering the casing, filters casing upper end fixedly connected with lid, is equipped with the inlet tube on the lid, filters the casing lower part and is equipped with the water purification pipe, filters casing bottom fixedly connected with blow off pipe, filters casing bottom fixedly connected with support frame, characterized by: still including filtering the subassembly for filtering the filter component setting in filtering the casing inside, filtering the casing and running through and being provided with the clearance part that is used for clearing up the filter component, clearance part will filter the inside cavity of casing and separate for waiting filter chamber and blowdown chamber, filtering the subassembly and constitute by annular filter frame, intercommunication frame and cartridge filter, be provided with the annular filter frame that reduces by outer to inside diameter gradually in the filter casing, outermost annular filter frame and filtering shells inner wall fixed connection, wherein be equipped with annular filter chamber in the annular filter frame, the filter casing central axis is equipped with the cartridge filter, be equipped with the cylindric filter chamber in the cartridge filter, be equipped with the annular filter chamber through the intercommunication frame of symmetry rigid coupling between the adjacent annular filter frame, the cartridge filter is fixed and communicates with the annular filter chamber of adjacent annular filter frame through the intercommunication frame, cylindric filter chamber in the cartridge filter is through the intercommunication frame with the annular filter chamber intercommunication in the innermost annular filter frame, outermost annular filter frame lower part is provided with the filter chamber through-hole, outermost annular filter frame and filter casing are through filter chamber through-hole and water purification pipe intercommunication.
More preferably, the side parts of the filtering shell and the cover body are respectively provided with a window which is used for observing the attachment condition of impurities in the filtering assembly and the sewage cavity.
More preferably, the horizontal section of the communicating frame is provided with a sector structure, and the communicating frame and the adjacent annular filter frame form a sector-shaped filter channel for reducing cleaning dead angles.
More preferably, each of the communicating frames has a horizontal cross section with a smaller inside and a larger outside, and adjacent communicating frames have a horizontal cross section with a smaller inside and a larger outside for increasing the throughput from inside to outside.
More preferably, a cleaning component for cleaning the impurities of the annular filter frame and the filter cartridge comprises a reciprocating motor, the reciprocating motor is fixedly arranged on a supporting frame, the output end of the reciprocating motor is fixedly connected with a first transmission shaft which is in running fit with the filter housing, the upper part of the first transmission shaft is of a hollow structure, the circumference of the side wall of the hollow part of the first transmission shaft is open, the upper end of the first transmission shaft is fixedly connected with a partition plate which is in running fit with the filter housing, a water collecting cavity is arranged in the partition plate, cleaning pipes which are uniformly and alternately distributed are fixedly connected on the partition plate and distributed in gaps inside the filter assembly, T-shaped sliding grooves are symmetrically arranged in the cleaning pipes in a penetrating mode, the water collecting cavity is communicated with a cavity to be filtered through the cleaning pipes, one end of the cleaning pipes, which is far away from the partition plate, is fixedly connected with a fixing rod, a cavity used for transmission is arranged in the fixing rod, and the cleaning pipes adjacent to the cavity of the fixing rod penetrate into the fixing rod, and the bottom surface of the fixing rod is positioned on the upper side of the annular filter frame, the filter frame and the filter cartridge.
More preferably, the baffle is provided with dirt absorbing holes around the penetrating part of the cleaning pipe, and the dirt absorbing holes are communicated with gaps formed by the water collecting cavity, the annular filter frame and the filter cartridge.
More preferably, the device also comprises a pretreatment component, the pretreatment component is arranged in the filtering shell in a penetrating way, the pretreatment component is used for cleaning the excessive thick attached impurities on the annular filtering frame and the filtering cylinder, the pretreatment component comprises a steering motor, the steering motor is fixedly arranged on the supporting frame, the output end of the steering motor is fixedly provided with an output gear, a transmission sleeve which penetrates through and is in rotating fit with the filtering shell is arranged outside the first transmission shaft in a rotating way, one end of the transmission sleeve is fixedly connected with a first outer toothed ring which is meshed with the output gear for transmission, a sealing shell is fixedly connected on the upper side of the first outer toothed ring on the transmission sleeve, the transmission sleeve upper portion is provided with the second outer ring gear, and the second outer ring gear is located inside the sealed casing, sealed casing upper end rigid coupling has the fixed sleeve with baffle fixed connection, sealed casing inside symmetry is provided with the second transmission shaft, the second transmission shaft passes fixed sleeve and baffle rotation and is connected, the second transmission shaft rigid coupling has with the driven drive gear of second outer ring gear meshing, the one end that the drive gear was kept away from to the second transmission shaft is connected the other end through belt drive spare and baffle transmission and is rotated and is connected on the spiral scraper blade of dead lever, the clearance pipe is hugged closely to spiral scraper blade inboard, annular filter frame and cartridge filter's outer wall is hugged closely to spiral scraper blade outside.
More preferably, the sewage treatment device further comprises a scraping component for scraping impurities on the side wall of the to-be-filtered cavity and the sewage drainage cavity, the scraping component comprises an inner gear ring, the inner gear ring is matched with the transmission gear in a transmission mode, the sewage cavity scraping plate and the inner gear ring are fixedly connected through special-shaped connecting pieces, the special-shaped connecting pieces penetrate through the sealing shell, the special-shaped connecting pieces are rotationally connected with the sealing shell and the sealing plate, the sewage cavity scraping plate penetrates through the sealing shell and the sealing plate through fixed connecting rods, one end of the sewage cavity scraping plate, far away from the transmission gear, is tightly attached to the side wall of the sewage drainage cavity, a central shaft of the T-shaped fixing frame penetrates into a cavity of the fixing rod in a penetrating mode, the T-shaped fixing frame is in the cavity of the fixing rod and is in transmission mode with an adjacent cleaning pipe through a belt, and the other two ends of the T-shaped fixing frame are fixedly connected with to-be-filtered cavity scraping plates, and the to-be-filtered cavity scraping plate is attached to the side wall of the to be-filtered cavity.
More preferably, the device further comprises a third transmission shaft, the lower end of the third transmission shaft is fixedly connected with a spiral scraping plate, the upper end of the third transmission shaft is fixedly connected with a reciprocating screw rod, the reciprocating screw rod is rotatably arranged on a fixed rod, a threaded sliding block matched with the reciprocating screw rod is arranged outside the reciprocating screw rod, connecting rods are symmetrically arranged on the sides of the threaded sliding block, a row of wing plates are arranged on the connecting rods, the distance between every two adjacent wing plates is gradually reduced from top to bottom, and the wing plates are in sliding fit with the T-shaped sliding grooves and are used for improving extraction pressure and extraction effects.
More preferably, the filter further comprises an inclined water guide plate, wherein the inclined water guide plate is fixed at one end of the scraping plate of the cavity to be filtered, which is far away from the fixed rod.
Compared with the prior art, the invention has the following advantages:
1. the invention utilizes the annular filter frames which are communicated with each other to filter, increases the filtering area of the filter on seawater, and improves the filtering efficiency.
2. Utilize spiral scraper blade to carry out the clearance pipe outer wall when scraping in advance the thicker impurity that will adhere to on annular filter frame and cartridge filter lateral wall, make annular filter frame and cartridge filter lateral wall leave the thinner impurity of one deck, be convenient for clear up the pipe and extract annular filter frame and cartridge filter outer wall attached impurity, will be taken out by the impurity that peels off through setting up the opening at the baffle, promote the filter effect of filter, prolong the live time of filter.
3. Utilize adjacent annular filter frame, fan-shaped structure between cartridge filter and the nearest annular filter frame, cooperation clearance pipe's circumference is reciprocating to remove, reduces the clearance dead angle.
4. The sewage cavity scraping plate and the to-be-filtered cavity scraping plate are utilized to scrape and clean the to-be-filtered cavity and the pollution discharge cavity which cannot be cleaned for a long time, so that the problem that bacteria and the like in seawater proliferate in places which cannot be cleaned to influence the use of the filter is solved.
5. Utilize the pterygoid lamina that from top to bottom adjacent interval diminishes gradually reciprocating motion about in T shape spout, balanced extraction pressure from top to bottom changes the opening position, promotes the clearance effect.
6. The inclined water guide plate is utilized to provide a diversion guiding effect for the seawater, so that the impurity attachment of the filtering component is more uniform.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional perspective view of a filter housing of the present invention;
FIG. 3 is a schematic diagram of the positional relationship between a filter assembly and a cleaning assembly according to the present invention;
FIG. 4 is a schematic view of a filter assembly of the present invention in a partially cut-away perspective;
FIG. 5 is a schematic view of a partial cross-sectional perspective of a filter housing of the present invention;
FIG. 6 is a schematic perspective view of a portion of a cleaning assembly according to the present invention;
FIG. 7 is an enlarged perspective view of the structure of FIG. 6A according to the present invention;
FIG. 8 is a schematic perspective view of another portion of the cleaning assembly of the present invention;
FIG. 9 is a schematic perspective view of the cross-section of FIG. 8B in accordance with the present invention;
FIG. 10 is an exploded view of the cleaning tube of the present invention.
The marks of the components in the drawings are as follows:
1. filter housing, 2, cover, 3, inlet tube, 4, water purifying tube, 5, drain tube, 6, support frame, 7, window, 8, filter assembly, 801, annular filter frame, 802, communication frame, 803, filter cartridge, 804, cylindrical filter chamber, 805, annular filter chamber, 806, filter chamber through hole, 9, cleaning member, 901, reciprocating motor, 902, first drive shaft, 903, partition, 904, cleaning tube, 905, sink chamber, 906, T-shaped chute, 907, fixed rod, 10, pretreatment member, 1001, steering motor, 1002, output gear, 1003, drive sleeve, 1004, first outer toothed ring, 1005, seal housing, 1006, second outer toothed ring, 1007, drive gear, 1008, fixed sleeve, 1009, seal plate, 1010, second drive shaft, 1011, belt drive, 1012, spiral scraper, 11, scraping assembly, 1101, inner toothed ring, 1102, sewage chamber scraper, 1103, profiled connector, 1104, T-shaped holder, to-be filtered scraper, diagonal guide plate, 12, third drive shaft, 13, reciprocating scraper, 14, guide screw, 16, screw, 16.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The utility model provides a self-cleaning filter for ship ballast water treatment system, as shown in fig. 1-10, including filtering casing 1, filtering casing 1 upper end is through flange fixedly connected with lid 2, there is inlet tube 3 through flange connection on the lid 2, filtering casing 1 right side lower part is equipped with water purification pipe 4, filtering casing 1 bottom right side fixedly connected with blow off pipe 5, filtering casing 1 bottom fixedly connected with support frame 6, support frame 6 is used for strutting arrangement wholly, filtering casing 1 inside is provided with the filter component 8 that is used for filtering ballast water, filtering casing 1 runs through and is provided with the clearance part 9 that is used for clearing up filter component 8, clearance part 9 will filter casing 1 internal cavity upper and lower part separate into the waiting filter chamber and the blow off chamber of lower part.
The filter assembly 8 comprises annular filter frame 801, communication frame 802 and cartridge filter 803, be provided with in the filter housing 1 by outside to the three-layer annular filter frame 801 that the inside diameter diminishes gradually, outer annular filter frame 801 outer wall and the inner wall fixed connection of filter housing 1, wherein be equipped with annular filter cavity 805 in the annular filter frame 801, filter housing 1 central axis department is equipped with cartridge filter 803, be equipped with cylindric filter cavity 804 in the cartridge filter 803, the annular filter cavity 805 is linked together through the communication frame 802 of left and right sides rigid coupling between the adjacent annular filter frame 801, cartridge filter 803 is fixed and is linked together through communication frame 802 and adjacent annular filter frame 801, wholly by outside and inside be annular filter frame 801, communication frame 802, the distribution mode of communication frame 802 and cartridge filter 803, cylindric filter cavity 804 in the cartridge filter 803 is through communication frame 802 and the annular filter cavity 805 in the innermost annular filter frame 801, the horizontal cross-section of communication frame 802 is the fan-shaped structure, every communication frame 802 horizontal cross-section is interior little outside, and adjacent annular filter cavity 802 horizontal cross-section is used for the annular filter cavity 801 to increase the annular filter cavity 801 and the annular filter housing 1, the annular filter cavity 801 is formed by the annular filter cavity 801 outside the side of the annular filter housing is outside the annular filter cavity 801 to the annular filter cavity 801, the filter cavity is cleaned up, the annular filter cavity is outside the annular filter cavity 801 is formed by the annular filter frame outside and the annular filter cavity 801 to the filter frame 801.
When the filtering assembly 8 filters, seawater is introduced from the water inlet pipe 3, the seawater is discharged into the filtering assembly 8 under pressure and is pressed into the cylindrical filtering cavity 804 and the annular filtering cavity 805 through the annular filtering frame 801 and the filtering barrel 803, filtered clean water is collected through the communicating frame 802, and the clean water pipe 4 outside the through hole 806 of the filtering cavity is communicated with a water pump to be pumped out. Through the multilayer filter frame and cartridge filter 803 of circumference setting, the availability factor of filtration casing 1 interior space and to the filtration efficiency of sea water have been promoted.
As shown in fig. 1, the lower right side of the filtering housing 1 and the middle right side of the cover body 2 are respectively provided with a window 7, and the filtering assembly 8 and the impurity adhesion condition of the inner side wall of the sewage cavity are conveniently observed through the window 7 so as to judge whether the cleaning is needed or whether the cleaning process is finished.
As shown in fig. 6 and 8, the cleaning component 9 for cleaning the impurities of the annular filter frame 801 and the filter cartridge 803 comprises a reciprocating motor 901, the reciprocating motor 901 is fixedly arranged on a supporting frame 6, the output end of the reciprocating motor 901 is fixedly connected with a first transmission shaft 902 which is in running fit with the filter housing 1 and is positioned at the central axis, the upper part of the first transmission shaft 902 is of a hollow structure, the side wall of the hollow part is circumferentially opened and is used for communicating a water collecting cavity with a sewage draining cavity, the upper end of the first transmission shaft 902 is fixedly connected with a partition plate 903 which is in running fit with the filter housing 1, a water collecting cavity 905 is arranged in the partition plate 903, cleaning pipes 904 which are uniformly distributed at intervals on each side of the two sides are fixedly connected with the partition plate 903, the lower end of the cleaning pipes 904 is fixedly connected with the partition plate 903, the clearance pipe 904 distributes in the inside gap of filter module 8, baffle 903 is provided with the dirt absorbing hole around clearance pipe 904 runs through the department, the gap that annular filter frame 801 and cartridge filter 803 formed is through dirt absorbing hole intercommunication with the collection water chamber 905 for take the accumulational impurity under peeling off out, promote the efficiency of extraction, the clearance pipe 904 bilateral symmetry runs through and is provided with T shape spout 906, collection water chamber 905 is linked together with waiting the filter chamber through clearance pipe 904, collection water chamber 905 is linked together with the blowdown chamber through first transmission shaft 902 upper portion, clearance pipe 904 upper end fixedly connected with dead lever 907, be provided with the cavity that is used for the transmission in the dead lever 907, the clearance pipe 904 that is adjacent with the cavity of dead lever 907 vertically penetrates in the cavity, the dead lever 907 bottom surface is located annular filter frame 801, the upside of intercommunication frame 802 and cartridge filter 803.
When the filter assembly 8 is cleaned, an operator starts the reciprocating motor 901 and simultaneously starts the water suction pump communicated at the position of the sewage drain pipe 5, when the reciprocating motor 901 is started, the first transmission shaft 902 is driven to rotate in a circumferential direction in a reciprocating manner through the output shaft, the partition 903 is driven to rotate in a circumferential direction in a reciprocating manner, meanwhile, the cleaning pipe 904 is enabled to reciprocate in a sector-shaped gap formed between the annular filter frame 801 and the filter cartridge 803, impurities attached to the outer walls of the filter screens on the annular filter frame 801 and the filter cartridge 803 are sucked in a laterally reciprocating manner, so that the effect of peeling the impurities is achieved in a backwashing manner on the premise that the whole filtering work is not stopped, meanwhile, the dead angle of cleaning is eliminated when the cleaning pipe 904 reciprocates, the impurities are better cleaned, and the impurities are sucked into the sewage drain cavity through the T-shaped chute 906 which is vertically opened at the left side and the right side of the cleaning pipe 904, the water collecting cavity 905 and the circumferential opening at the upper end of the first transmission shaft 902, and then the impurities are sucked out through the sewage drain pipe 5.
Example 2
On the basis of the embodiment 1, as shown in fig. 6, 7 and 10, the device further comprises a pretreatment component 10, the pretreatment component 10 is arranged at the central shaft of the filtering shell 1 in a penetrating way, the pretreatment component 10 is used for cleaning the excessive thick attached impurities on the outer walls of the annular filtering frame 801 and the filtering net of the filtering barrel 803, the pretreatment component 10 comprises a steering motor 1001, the steering motor 1001 is fixedly arranged on a supporting frame 6, an output gear 1002 is fixedly arranged at the output end of the steering motor 1001, a transmission sleeve 1003 penetrating through the filtering shell 1 and in rotating fit with the filtering shell 1 is arranged outside the first transmission shaft 902 in a rotating way, a first external tooth ring 1004 is fixedly connected at the lower end of the transmission sleeve 1003, the first external tooth ring 1004 is meshed with the output gear 1002 for transmission, a sealing shell 1005 is fixedly connected on the upper side of the first external tooth ring 1004, a second external tooth ring 1006 is arranged inside the sealing shell at the upper part of the transmission sleeve 1003, two fixed sleeves 1008 fixedly connected with a partition 903 are fixedly connected to the front side and the rear side of a first transmission shaft 902 at the upper end of a sealing shell 1005, the two fixed sleeves 1008 are symmetrically arranged on the sealing shell 1005, a second transmission shaft 1010 is symmetrically arranged inside the sealing shell 1005 in the front-rear direction, the second transmission shaft 1010 is positioned inside the fixed sleeve 1008 and is rotationally connected with the partition 903, a transmission gear 1007 meshed with a second external toothed ring 1006 is fixedly connected to the lower side of the second transmission shaft 1010, the lower end of a spiral scraper 1012 is rotationally connected to the partition 903, the upper end of the second transmission shaft 1010 is matched with the lower end of the spiral scraper 1012 through a belt transmission piece 1011, the upper end of the spiral scraper 1012 is rotationally connected with a fixed rod 907, the inner side of the spiral scraper 1012 is tightly attached to the outer wall of a cleaning pipe 904, and a gap is reserved between the outer side of the spiral scraper 1012 and the outer walls of the annular filter frame 801 and the filter cartridge 803.
When the filter assembly 8 is cleaned, an operator starts the steering motor 1001 at the same time, the steering motor 1001 transmits power to the first external gear ring 1004 fixedly connected with the lower side of the transmission sleeve 1003 through the output gear 1002 on the output shaft, and then transmits power to the second external gear ring 1006 fixedly connected with the upper side of the transmission sleeve 1003 through the transmission sleeve 1003, the second external gear ring 1006 transmits power to the belt transmission member 1011 through the two second transmission shafts 1010 fixedly connected with the transmission gears 1007 on the left side and the right side, the outer sides of the 6 spiral scrapers 1012 pretreat and scrape impurities distributed thicker on the side walls of the annular filter frame 801 and the filter cartridge 803 through the driving of the belt transmission member 1011, and in order to prevent the impurities from being extruded and blocking the annular filter frame 801 and the filter cartridge 803 due to direct scraping, a thinner layer of impurities is left, the pressure during the operation of the cleaning member 9 is reduced, meanwhile, the outer wall of the cleaning pipe 904 is cleaned through the inner side of the spiral scrapers 1012, the whole cleaning effect is improved, the thicker impurities after the pretreat are accumulated downwards due to gravity and water flow impact, holes are formed at the penetrating through the periphery of the cleaning pipe 904 and the partition plate 903, and the accumulated impurities are synchronously cleaned during the extraction.
As shown in fig. 6 and 8, the utility model further comprises a scraping component 11 for scraping impurities on the side wall of the to-be-filtered cavity and the sewage cavity, the scraping component 11 comprises an inner gear ring 1101, the inner gear ring 1101 is in fit transmission with a transmission gear 1007, the sewage cavity scraping plate 1102 and the inner gear ring 1101 are fixedly connected through a special-shaped connecting piece 1103, the special-shaped connecting piece 1103 penetrates through a sealing shell 1005, the special-shaped connecting piece 1103 is rotationally connected with the sealing shell 1005, the special-shaped connecting piece 1103 is rotationally connected with a sealing plate 1009, one end, far away from the special-shaped connecting piece 1103, of the sewage cavity scraping plate 1102 is tightly attached to the side wall of the sewage cavity, a central shaft of a T-shaped fixing frame 1104 penetrates into the cavity of a cleaning pipe 904 and is rotationally connected with the cavity of a fixing rod 907 through a belt, the other ends of the T-shaped fixing frame 1104 are fixedly connected with to-be-filtered cavity scraping plates 1105, and the to-be-filtered cavity scraping plates 1105 are attached to the inner side walls of the to-be-filtered cavity.
When the filter assembly 8 is cleaned, power is transmitted to the sewage cavity scraping plate 1102 through the inner gear ring 1101 through the transmission gear 1007, so that the sewage cavity scraping plate 1102 circumferentially scrapes impurities on the side wall of the sewage cavity which cannot be cleaned for a long time, the proliferation of biological impurities in the impurities is prevented, the burden is brought to ballast water filtration, the upper end of the spiral scraping plate 1012 in the empty slot of the fixing rod 907 is transmitted to the T-shaped fixing frame 1104 through the belt of the belt pulley, the T-shaped fixing frame 1104 circumferentially rotates, and further the two front-back symmetrically arranged scraping plates 1105 of the to-be-filtered cavity which are fixedly connected with the two sides of the T-shaped fixing frame 1104 are driven to circumferentially scrape the side wall of the to-be-filtered cavity, and the attachment, the accumulation and the proliferation of the impurities are prevented.
As shown in fig. 10, the device further comprises a third transmission shaft 12, the lower end of the third transmission shaft 12 is fixedly connected with a spiral scraper 1012, the upper end of the third transmission shaft 12 is fixedly connected with a reciprocating screw rod 13, the reciprocating screw rod 13 is rotatably mounted on a fixed rod 907, a threaded slider 14 matched with the reciprocating screw rod 13 is arranged outside the reciprocating screw rod 13, connecting rods 15 in the vertical direction are symmetrically arranged on the front side and the rear side of the threaded slider 14, the top ends of the connecting rods 15 are flush with the top ends of the threaded slider 14, compared with the outer side of the threaded slider 14, wing plates 16 with gradually reduced intervals from top to bottom are fixedly connected with the connecting rods 15, and the wing plates 16 are in sliding fit with a T-shaped chute 906 for improving extraction pressure and extraction effect.
When the filter assembly 8 is cleaned, in order to raise the extraction pressure of impurities, the third transmission shaft 12 rotates together with the reciprocating screw rod 13 fixedly connected with the upper end of the third transmission shaft, so that the threaded slider 14 in running fit with the reciprocating screw rod 13 reciprocates up and down, further, the wing plates 16 in the T-shaped sliding grooves 906 on the front side and the rear side of the cleaning tube 904 slide up and down through the connecting rod 15, the wing plates 16 limit the movement mode of the threaded slider 14 to move up and down, the distance between every two adjacent wing plates 16 is gradually reduced from top to bottom, the problem of uneven impurity extraction caused by improper pressure transmission is solved, the extraction pressure of the cleaning tube 904 is increased through the wing plates 16, the cleaning effect is improved, and the opening position of the cleaning tube 904 is changed through the adjustment of the position when the wing plates 16 move up and down, so that the cleaning is more comprehensive.
As shown in fig. 8, the filter further comprises an oblique water guide plate 1106, wherein the oblique water guide plate 1106 is fixed at the upper end of the scraping plate 1105 of the cavity to be filtered, when seawater flows into the filter assembly 8 through the water inlet pipe 3, the oblique water guide plate 1106 guides the seawater, the effect of diverting the incoming seawater is achieved, the filter cartridge 803 and the annular filter frame 801 in the middle are prevented from being used as main filtering areas, so that excessive accumulation of impurities in the middle is caused, and the effect of enabling the impurities attached to the filter assembly 8 to be more uniform is achieved.
While the present disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present disclosure as defined by the appended claims and their equivalents. The scope of the disclosure should, therefore, not be limited to the above-described embodiments, but should be determined not only by the following claims, but also by the equivalents of the following claims.
Claims (2)
1. The utility model provides a self-cleaning filter for ship ballast water treatment system, is including filtering casing (1), filtering casing (1) upper end fixedly connected with lid (2), is equipped with inlet tube (3) on lid (2), and filtering casing (1) lower part is equipped with water purification pipe (4), and filtering casing (1) bottom fixedly connected with blow off pipe (5), filtering casing (1) bottom fixedly connected with support frame (6), characterized by: the filter assembly (8) is used for filtering ballast water, the filter assembly (8) is arranged inside the filter shell (1), the filter shell (1) is penetrated and provided with a cleaning component (9) used for cleaning the filter assembly (8), the cleaning component (9) divides the inner cavity of the filter shell (1) into a cavity to be filtered and a pollution discharge cavity, the filter assembly (8) consists of an annular filter frame (801), a communication frame (802) and a filter cartridge (803), the filter shell (1) is internally provided with the annular filter frame (801) with gradually reduced outer-to-inner diameter, the outermost annular filter frame (801) is fixedly connected with the inner wall of the filter shell (1), an annular filter cavity (805) is arranged in the annular filter frame (801), the central axis of the filter shell (1) is provided with the filter cartridge (803), the annular filter cavity (804) is arranged in the filter cartridge (803), the annular filter cavity (805) is communicated between the adjacent annular filter frames (801) through the communication frame (802) which are fixedly connected with the adjacent annular filter frame (801) through the communication frame (803), the annular filter cavity (801) is communicated with the annular filter cavity (805) through the annular filter frame (803), the lower part of the outermost annular filter frame (801) is provided with a filter cavity through hole (806), and the outermost annular filter frame (801) is communicated with the filter shell (1) through the filter cavity through hole (806) and the water purifying pipe (4);
the cleaning component (9) for cleaning the impurities of the annular filter frame (801) and the filter cartridge (803) comprises a reciprocating motor (901), the reciprocating motor (901) is fixedly arranged in a supporting frame (6), the output end of the reciprocating motor (901) is fixedly connected with a first transmission shaft (902) which is in running fit with the filter housing (1), the upper part of the first transmission shaft (902) is of a hollow structure, the side wall of the hollow part is circumferentially opened, the upper end of the first transmission shaft (902) is fixedly connected with a partition plate (903) which is in running fit with the filter housing (1), a water collecting cavity (905) is arranged in the partition plate (903), cleaning pipes (904) which are uniformly and alternately distributed are fixedly connected to the partition plate (903), the cleaning pipes (904) are distributed in gaps inside the filter assembly (8), T-shaped sliding grooves (906) are symmetrically arranged in a penetrating mode, the water collecting cavity (905) is communicated with a cavity to be filtered through the cleaning pipes (904), the upper part of the first transmission shaft (902) is communicated with a sewage draining cavity, one end of the cleaning pipes (904) which is far away from the partition plate (903) is fixedly connected with a fixed rod (903), a cleaning rod (907) is arranged in the partition plate (907), and the cleaning rod (907) is arranged in the annular filter frame (907) and is fixedly connected with the bottom surface of the filter frame (907) and is arranged in the cavity (907) and is fixedly arranged in the cavity (907 An upper side of the communication frame (802) and the filter cartridge (803);
the device also comprises a pretreatment component (10), the pretreatment component (10) is arranged on the filtering shell (1) in a penetrating way, the pretreatment component (10) is used for cleaning the excessively thick adhesion impurities on the annular filtering frame (801) and the filtering cylinder (803), the pretreatment component (10) comprises a steering motor (1001), the steering motor (1001) is fixedly arranged on the supporting frame (6), an output gear (1002) is fixedly arranged at the output end of the steering motor (1001), a transmission sleeve (1003) penetrating through and in running fit with the filtering shell (1) is arranged outside the first transmission shaft (902), one end of the transmission sleeve (1003) is fixedly connected with a first outer toothed ring (1004) meshed with the output gear (1002), a sealing shell (1005) is fixedly connected to the upper side of the transmission sleeve (1003), a second outer toothed ring (1006) is arranged on the upper part of the transmission sleeve (1003), the second outer toothed ring (1006) is arranged inside the sealing shell (1005), a fixing sleeve (1008) fixedly connected with the partition plate (903) is fixedly arranged at the upper end of the sealing shell (903), one end of the transmission sleeve (1003) is fixedly connected with the partition plate (903), one end of the second transmission shaft (1005) is fixedly connected with the partition plate (1005), the second transmission shaft (1010) is fixedly connected with a transmission gear (1007) which is meshed with the second external gear ring (1006) for transmission, one end of the second transmission shaft (1010) far away from the transmission gear (1007) is in transmission connection with the partition plate (903) through a belt transmission part (1011), the other end of the second transmission shaft is rotationally connected to a spiral scraping plate (1012) of a fixed rod (907), the inner side of the spiral scraping plate (1012) is tightly attached to the cleaning pipe (904), and the outer part of the spiral scraping plate (1012) is tightly attached to the outer walls of the annular filter frame (801) and the filter cylinder (803);
the horizontal section of the communication frame (802) is provided with a sector structure, and the communication frame (802) and the adjacent annular filter frame (801) form a sector-shaped filter channel for reducing cleaning dead angles; the horizontal section of each communication frame (802) is small inside and large outside, and the horizontal section of each adjacent communication frame (802) is small inside and large outside and is used for increasing the flow from inside to outside; the periphery of the penetrating part of the cleaning pipe (904) of the partition plate (903) is provided with a dirt sucking hole which is communicated with a gap formed by the water collecting cavity (905), the annular filter frame (801) and the filter cartridge (803);
the sewage cavity scraping device comprises a sewage cavity scraping device, and is characterized by further comprising a scraping assembly (11) for scraping impurities on the side wall of a to-be-filtered cavity and a sewage cavity, wherein the scraping assembly (11) comprises an inner gear ring (1101), the inner gear ring (1101) is in transmission fit with a transmission gear (1007), a sewage cavity scraping plate (1102) is fixedly connected with the inner gear ring (1101) through a special-shaped connecting piece (1103), the special-shaped connecting piece (1103) penetrates through a sealing shell (1005), the special-shaped connecting piece (1103) is rotatably connected with the sealing shell (1005) and a sealing plate (1009), the sewage cavity scraping plate (1102) penetrates through the sealing shell (1005) through a fixed connecting rod, one end, far away from the transmission gear (1007), of the sewage cavity scraping plate (1102) is tightly attached to the side wall of the sewage cavity, a central shaft of a T-shaped fixing frame (1104) penetrates into a cavity of a fixing rod (907), the T-shaped fixing frame (1104) is in the cavity of the fixing rod (907) and is in transmission with an adjacent cleaning pipe (904) through a belt, the other two ends of the T-shaped fixing frame (1104) are fixedly connected with a to-be-filtered cavity scraping plate (1105), and the to-be-filtered cavity scraping plate (1105) is attached to the side wall of the to be-filtered cavity;
the device comprises a fixed rod (907) and is characterized by further comprising a third transmission shaft (12), wherein the lower end of the third transmission shaft (12) is fixedly connected with a spiral scraping plate (1012), the upper end of the third transmission shaft (12) is fixedly connected with a reciprocating screw rod (13), the reciprocating screw rod (13) is rotatably arranged on the fixed rod (907), a threaded sliding block (14) matched with the reciprocating screw rod is arranged outside the reciprocating screw rod (13), connecting rods (15) are symmetrically arranged on the side edges of the threaded sliding block (14), a row of wing plates (16) are arranged on the connecting rods (15), the distance between every two adjacent wing plates (16) is gradually reduced from top to bottom, and the wing plates (16) are in sliding fit with the T-shaped sliding grooves (906) so as to improve extraction pressure and extraction effects;
the filter also comprises an inclined water guide plate (1106), wherein the inclined water guide plate (1106) is fixed at one end of the scraping plate (1105) of the cavity to be filtered, which is far away from the fixed rod (907).
2. A self-cleaning filter for a ship ballast water treatment system according to claim 1, wherein: the filtering shell (1) and the side part of the cover body (2) are respectively provided with a window (7), and the window (7) is used for observing the adhesion condition of impurities in the filtering component (8) and the sewage cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310083383.2A CN115804980B (en) | 2023-02-08 | 2023-02-08 | Self-cleaning filter for ship ballast water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310083383.2A CN115804980B (en) | 2023-02-08 | 2023-02-08 | Self-cleaning filter for ship ballast water treatment system |
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| CN115804980A CN115804980A (en) | 2023-03-17 |
| CN115804980B true CN115804980B (en) | 2023-05-12 |
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| CN202310083383.2A Active CN115804980B (en) | 2023-02-08 | 2023-02-08 | Self-cleaning filter for ship ballast water treatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117585117B (en) * | 2024-01-18 | 2024-03-19 | 常州泰尔格重工机械有限公司 | Cleaning robot for ship and working method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1194676A (en) * | 1966-06-29 | 1970-06-10 | G & J Weir Ltd | Filtering Press |
| CN101874948B (en) * | 2009-12-11 | 2012-06-27 | 付灵芝 | Barrel type filtering assembly |
| DE202011000268U1 (en) * | 2011-02-04 | 2012-05-16 | Boll & Kirch Filterbau Gmbh | Backwash filter with rinsing device |
| CN202460263U (en) * | 2012-03-13 | 2012-10-03 | 上海同臣环保科技有限公司 | Filter tank |
| CN206121270U (en) * | 2016-08-31 | 2017-04-26 | 浙江鹰鹏船舶设备制造有限公司 | Filter of ship ballast water treatment facility |
| CN209985028U (en) * | 2018-12-04 | 2020-01-24 | 杨小霞 | Automatic jet cleaning filter |
| CN109481975A (en) * | 2019-01-08 | 2019-03-19 | 贵州大学 | A kind of waterworks purification of water quality processing stagewise filter device |
| CN112378072A (en) * | 2020-11-16 | 2021-02-19 | 大任空调技术(深圳)有限公司 | Energy-saving control system of central air conditioner |
| CN216778163U (en) * | 2021-12-16 | 2022-06-21 | 中科世沃生态科技江苏有限公司 | Filtering device for water storage |
| CN216604269U (en) * | 2022-01-19 | 2022-05-27 | 天津市盛世达水处理设备有限公司 | Vertical cylinder type filter |
| CN115591301B (en) * | 2022-12-13 | 2023-04-11 | 威海中远海运重工科技有限公司 | Filter for ship ballast water management system and antifouling method |
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