CN112044148A - Ship seawater filter - Google Patents
Ship seawater filter Download PDFInfo
- Publication number
- CN112044148A CN112044148A CN202011018912.3A CN202011018912A CN112044148A CN 112044148 A CN112044148 A CN 112044148A CN 202011018912 A CN202011018912 A CN 202011018912A CN 112044148 A CN112044148 A CN 112044148A
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- CN
- China
- Prior art keywords
- filter
- opening
- cavity
- filter element
- seawater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000013535 sea water Substances 0.000 title claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000001914 filtration Methods 0.000 abstract description 32
- 239000012535 impurity Substances 0.000 abstract description 10
- 230000001771 impaired effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of ship manufacturing, and discloses a ship seawater filter, which comprises: the filter shell is fixedly arranged inside the ship body and comprises a water inlet and a water outlet, and a first cavity is communicated between the water inlet and the water outlet; the top end of the filter shell is provided with a first opening; the filtering piece is arranged in the first cavity and is provided with a filtering cavity, and the water inlet, the filtering cavity, the first cavity and the water outlet are communicated in sequence; the filter element is provided with a lifting part for lifting the filter element out of the first opening relative to the filter shell; the invention can lift the filter element relative to the filter shell, on one hand, the filter element is convenient to clean, and the fine impurities in the seawater attached to the filter element are removed; on the other hand conveniently dismantles and overhauls filtering piece, in time changes impaired part for the filtering work of sea water can continuously go on.
Description
Technical Field
The invention relates to the technical field of ship manufacturing, in particular to a ship seawater filter.
Background
The seawater filter on the ship is an accessory arranged in a ship pipeline system, and is mainly used for filtering impurities in pipeline fluid, so that the impurities are prevented from entering ship equipment, the normal work of the ship equipment is prevented from being influenced, and even the ship equipment is damaged; for the ship with the seawater filter arranged on the sea chest, the seawater filter on the sea chest can only filter impurities with larger volume, and the impurities with smaller volume are easy to accumulate on the seawater filter, so that the seawater filter is blocked, the filtration of seawater is influenced, the seawater filter needs to be cleaned frequently, and the ship needs to enter a dock for cleaning when the blockage is serious, so that the cleaning difficulty is high, and the cleaning cost is high.
Disclosure of Invention
The purpose of the invention is: aiming at the defects in the prior art and the problem that a seawater filter arranged at a sea chest of a ship is inconvenient to clean, the ship seawater filter convenient to clean is provided.
In order to achieve the above object, the present invention provides a marine seawater strainer comprising: the water filter comprises a filter shell, a water inlet, a water outlet and a water outlet, wherein the filter shell is fixedly arranged inside a ship body and comprises a water inlet and a water outlet, and a first cavity is communicated between the water inlet and the water outlet; the top end of the filter shell is provided with a first opening; the filter element is arranged in the first cavity and provided with a filter cavity, and the water inlet, the filter cavity, the first cavity and the water outlet are communicated in sequence; the filter member is provided with a lifting portion for lifting the filter member out of the first opening with respect to the filter housing.
Preferably, the filter element comprises a filter element, the filter element comprises a plurality of filter cartridges, the filter cartridges are sequentially arranged end to end, and the lifting parts are arranged on the cartridges of the filter cartridges.
Preferably, the cylinders of the filter cartridges are provided with filter holes.
Preferably, the filter element further comprises a filter screen disposed at a top end of the filter element, the filter screen and the filter element defining the filter cavity therebetween.
As a preferred scheme, a filter element plate for supporting the filter element is arranged at the bottom end of the filter element, and a water inlet hole for seawater to enter the filter cavity is formed in the joint of the filter element plate and the bottom end of the filter element; a second chamber is defined between the filter core plate and the filter screen; the water outlet is disposed in the filter housing sidewall and at the second chamber.
As the preferred scheme, the top of filter shell is located first opening part is equipped with the backup pad, go up the backup pad with support rod is gone up to fixedly connected with between the filter core, it runs through to go up the support rod the filter screen.
Preferably, a second opening is formed in the bottom end of the filter shell, a lower supporting plate is arranged at the second opening in the bottom end of the filter shell, and a lower supporting rod is fixedly connected between the lower supporting plate and the filter element plate.
Preferably, a lower cover plate for opening and closing the second opening is arranged below the lower support plate.
Preferably, the water inlet includes the second opening and a third opening that opens in the side wall of the filter housing and is located below the filter element plate.
Preferably, a supporting seat for supporting the filter shell is connected between the bottom end of the filter shell and the bottom of the ship body, and the supporting seat is provided with a channel for seawater to enter the second opening.
The embodiment of the invention provides a ship seawater filter, which has the following beneficial effects compared with the prior art:
the filter element is arranged in the filter shell and can filter the seawater entering the filter shell; the filter element is provided with a filter cavity, the water inlet, the filter cavity, the first cavity and the water outlet are sequentially communicated, and seawater flows in from the water inlet, passes through the filter cavity and flows out from the first cavity and the water outlet; the filter piece is provided with a lifting part, so that the filter piece is conveniently lifted relative to the filter shell for cleaning; the invention can lift the filter element relative to the filter shell, on one hand, the filter element is convenient to clean, and the fine impurities in the seawater attached to the filter element are removed; on the other hand conveniently dismantles and overhauls filtering piece, in time changes impaired part for the filtering work of sea water can continuously go on.
Drawings
FIG. 1 is an internal cross-sectional view of a marine vessel seawater strainer according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a marine water strainer cartridge according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the water intake mode of a marine water strainer according to an embodiment of the present invention;
in the figure, 1, a filter housing; 11. a water inlet; 111. a second opening; 112. a third opening; 12. a water outlet; 13. an upper support plate; 14. an upper support rod; 15. a lower support plate; 16. a lower support bar; 17. an upper cover plate; 18. a lower cover plate; 2. a filter member; 21. a filter chamber; 22. a filter cartridge; 23. a lifting part; 24. filtering holes; 25. filtering with a screen; 26. a filter element; 3. a second chamber; 4. A filter element plate; 5. a supporting seat; 6. a hull; 7. the direction of the water flow.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "first", "second", etc. are used in the present invention to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
As shown in fig. 1 to 3, a marine vessel seawater strainer according to a preferred embodiment of the present invention comprises: the filter shell 1 is fixedly arranged inside the ship body 6, the filter shell 1 comprises a water inlet 11 and a water outlet 12, and a first cavity is communicated between the water inlet 11 and the water outlet 12; the top end of the filter shell 1 is provided with a first opening; the filtering piece 2 is arranged in the first cavity, the filtering piece 2 is provided with a filtering cavity 21, and the water inlet 11, the filtering cavity 21, the first cavity and the water outlet 12 are communicated in sequence; the filter member 2 is provided with a lifting portion 23 for lifting the filter member 2 out of the first opening with respect to the filter housing 1.
Based on the technical scheme, the filter element 2 is arranged in the filter shell 1 and can filter the seawater entering the filter shell 1; the filter element 2 is provided with a filter cavity 21, the water inlet 11, the filter cavity 21, the first chamber and the water outlet 12 are sequentially communicated, seawater flows in from the water inlet 11, passes through the filter cavity 21 and flows out from the first chamber and the water outlet 12; the filter element 2 is provided with a lifting part 23, so that the filter element 2 is conveniently lifted relative to the filter shell 1 for cleaning; the invention can lift the filter element 2 relative to the filter shell 1, on one hand, the filter element 2 is convenient to clean, and the fine impurities in the seawater attached to the filter element 2 are removed; on the other hand conveniently dismantles and overhauls filtering piece 2, in time changes impaired part for the filtering operation of sea water can continuously go on.
In the embodiment, the filter shell 1 is preferably made of 316L stainless steel and is made into a cylindrical shell, and the top end of the filter shell 1 is directly welded on the ship body 6; the filter element 2 comprises a filter cartridge 26, the filter cartridge 26 being arranged in the first chamber in the axial direction of the filter housing 1; the filter element 26 comprises a plurality of filter cartridges 22, the filter cartridges 22 are sequentially arranged end to end, in this embodiment, the filter cartridges 22 are connected by bolts, and the filter cartridges 22 are made of 316L stainless steel; the cylinder bodies of the filter cylinders 22 are provided with lifting parts 23, and the lifting parts 23 are lifting lugs to lift the filter cylinders 22, so that the installation and the disassembly are convenient; the filtering holes 24 are formed in the cylinder bodies of the filtering cylinders 22, the filtering holes 24 are communicated with the filtering cavity 21, the aperture of each filtering hole 24 can be set according to the drift diameter of a sea valve on a ship, for example, the drift diameter of the sea valve is DN600, and the aperture of each filtering hole 24 is preferably 6 mm; and the distance between the adjacent filtering holes 24 is 9mm for better filtering effect.
Since the ship bumps during the driving process and the ship body tilts, seawater easily passes through the hollow part in the middle of the filter cartridge 22 and overflows into the seawater tank through the first opening, in order to prevent impurities from entering the seawater tank together with the seawater, the filter element 2 in this embodiment further comprises a filter screen 25, and the filter screen 25 is arranged at the top end of the filter element 26 to filter the seawater which is not filtered by the filter holes 24; the filter screen 25 and the filter insert 26 define a filter chamber 21 therebetween. Furthermore, the bottom end of the filter element 26 is provided with a filter element plate 4 for supporting the filter element 26, a water inlet hole for seawater to enter the filter cavity 21 is formed in the joint of the filter element plate 4 and the bottom end of the filter element 26, and a sealing ring is further arranged at the joint of the filter element plate 4 and the bottom end of the filter element 26; the filter element 4, the filter screen 25 and the filter housing 1 define a second chamber 3 therebetween, and the outlet 12 is provided in the side wall of the filter housing 1 at the second chamber 3 in this embodiment.
The cross frames are welded on the inner walls of the two ends of the filter cartridge 22 in the embodiment, the filter cartridge 26 is composed of a plurality of filter cartridges 22, and correspondingly, the cross frames are arranged at the two ends of the filter cartridge 26; an upper supporting plate 13 is arranged at the first opening at the top end of the filter shell 1, and a lifting lug is also arranged on the upper supporting plate 13; an upper support rod 14 is fixedly connected between the upper support plate 13 and the filter element 26, the upper support rod 14 penetrates through the filter screen 25, and a flange is arranged between the upper support rod 14 and the filter screen 25 for sealing; an upper cover plate 17 for opening and closing the first opening is arranged above the upper support plate 13, and a flange is arranged between the upper cover plate 17 and the filter shell 1 for sealing; a second opening 111 is formed in the bottom end of the filter housing 1, a lower support plate 15 is arranged at the position, located at the second opening 111, of the bottom end of the filter housing 1, and a lower support rod 16 is fixedly connected between the lower support plate 15 and the filter element plate 4; the upper support rod 14 and the lower support rod 16 are fixedly connected with the filter shell 1 through the upper support plate 13 and the lower support plate 15 respectively, and the filter element 26 is fixed in the filter shell 1; a through hole is formed in the lower support plate 15, and seawater can enter from the second opening 111 through the lower support plate 15; a lower cover plate 18 for opening and closing the second opening 111 is arranged below the lower support plate 15; the water inlet 11 comprises a second opening 111 and a third opening 112 which is arranged on the side wall of the filter shell 1 and is positioned below the filter plate 4, when the ship runs in a water area with a deep water level, the water inlet 11 is far away from a mud bed at the bottom of the water, the lower cover plate 18 is opened at the moment, the second opening 111 is also communicated with the filter cavity 21, and seawater can flow into the filter cavity 21 from the second opening 111 and the third opening 112; when the ship runs to a water area with shallow water level, the water inlet 11 is close to the mud bed at the bottom (the second opening 111 is closest to the mud bed), at the moment, the lower cover plate 18 is used for closing the second opening 111, seawater can only flow in from the third opening 112 on the side surface, and the phenomenon that silt flows into the filter cavity 21 through the second opening 111 and is accumulated on the filter element 26 to influence the filtering effect of the filter element 26 is avoided; the upper supporting plate 13, the lower supporting plate 15, the upper supporting rod 14, the lower supporting rod 16, the upper cover plate 17 and the lower cover plate 18 are made of Q235B, and a zinc block is further arranged on the lower supporting plate 15 and used for protecting metal parts in the embodiment and preventing the metal parts from being corroded due to electrochemical reaction and needs to be replaced regularly.
In this embodiment, a support base 5 for supporting the strainer housing 1 is connected between the bottom end of the strainer housing 1 and the bottom of the hull 6, the support base 5 abuts against the bottom end of the strainer housing 1, and a passage through which seawater passes is left in the support base 5 so that the seawater enters the filter chamber 21 from the support base 5 through the second opening 111.
The working process of the invention is as follows:
when the seawater is filtered, the seawater can be introduced into the second opening 111 and the third opening 112 at the same time, and the seawater flows out from the filtering holes 24 through the filtering cavity 21 on the filtering element 2 to filter the impurities and then flows out from the water outlet 12; the filter screen 25 on the filter element 2 is used for filtering the seawater which is not filtered by the filter holes 24 on the filter element 26; when the ship is driven to a water area with a shallow water level, the lower cover 18 closes the second opening 111, so that seawater enters only from the third opening 112.
When the seawater filter is installed, the filter core plate 4 and the lower support plate 15 are respectively welded at corresponding positions in the filter shell 1, and the filter shell 1 extends into the ship body 6 and is welded and fixed with the ship body 6; a lower support bar 16 is arranged at one end of a section of filter cylinder and is lifted, and the lower support bar 16 extends into the filter shell 1 in a posture that the bottom end of the section of filter cylinder is slightly higher than the top end of the filter shell 1; lifting the next section of filter cylinder and moving the next section of filter cylinder to the upper part of the previous section of filter cylinder, fixedly connecting the two sections of filter cylinders by using bolts, and then lowering the two sections of filter cylinders into the filter shell 1 to ensure that the top end of the section of filter cylinder positioned above is slightly higher than the top end of the filter shell 1; by analogy, the remaining cartridges are bolted end-to-end, and all of the cartridges constitute the filter element 26 (in this case, the filter element 26 extends mostly into the filter housing 1, and the top end of the filter element 26 is exposed outside the filter housing 1); a filter screen 25, an upper support rod 14 and an upper support plate 13 are sequentially arranged at the top end of the filter element 26; thereafter, the filter element 26 is lowered to clamp the upper support plate 13 to the top end of the filter housing 1, and the upper cover plate 17 is closed.
To sum up, the embodiment of the invention provides a seawater filter for a ship, which has the beneficial effects that:
the filter element is arranged in the filter shell and can filter the seawater entering the filter shell; the filter element is provided with a filter cavity, the water inlet, the filter cavity, the first cavity and the water outlet are sequentially communicated, and seawater flows in from the water inlet, passes through the filter cavity and flows out from the first cavity and the water outlet; the filter element is provided with a lifting part 23, so that the filter element 2 is conveniently lifted relative to the filter shell 1 for cleaning; the invention can lift the filter element 2 relative to the filter shell 1, on one hand, the filter element 2 is convenient to clean, and the fine impurities in the seawater attached to the filter element 2 are removed; on the other hand conveniently dismantles and overhauls filtering piece 2, in time changes impaired part for the filtering operation of sea water can continuously go on.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A marine seawater strainer, comprising:
the water filter comprises a filter shell, a water inlet, a water outlet and a water outlet, wherein the filter shell is fixedly arranged inside a ship body and comprises a water inlet and a water outlet, and a first cavity is communicated between the water inlet and the water outlet; the top end of the filter shell is provided with a first opening;
the filter element is arranged in the first cavity and provided with a filter cavity, and the water inlet, the filter cavity, the first cavity and the water outlet are communicated in sequence; the filter member is provided with a lifting portion for lifting the filter member out of the first opening with respect to the filter housing.
2. The marine seawater filter of claim 1, wherein the filter element comprises a filter element, the filter element comprises a plurality of filter cartridges, the filter cartridges are sequentially arranged end to end, and the lifting portions are arranged on the bodies of the filter cartridges.
3. The marine seawater strainer of claim 2 wherein the plurality of filter cartridges each have filter holes in the body.
4. The marine seawater strainer of claim 2, wherein the filter element further comprises a filter screen disposed at a top end of the filter element, the filter screen and the filter element defining the filter chamber therebetween.
5. The marine seawater filter of claim 4, wherein a filter core plate for supporting the filter core is arranged at the bottom end of the filter core, and a water inlet hole for seawater to enter the filter cavity is formed at the joint of the filter core plate and the bottom end of the filter core; a second chamber is defined between the filter core plate and the filter screen; the water outlet is disposed in the filter housing sidewall and at the second chamber.
6. The marine seawater filter of claim 2, wherein an upper support plate is disposed at the first opening at the top end of the filter housing, an upper support rod is fixedly connected between the upper support plate and the filter element, and the upper support rod penetrates through the filter screen.
7. The marine seawater filter of claim 5, wherein the bottom end of the filter housing is provided with a second opening, a lower support plate is arranged at the second opening at the bottom end of the filter housing, and a lower support rod is fixedly connected between the lower support plate and the filter core plate.
8. The marine seawater strainer of claim 7, wherein a lower cover plate for opening and closing the second opening is provided below the lower support plate.
9. The marine seawater strainer of claim 7, wherein the water inlet comprises the second opening and a third opening in a side wall of the strainer housing and below the filter element plate.
10. A marine seawater strainer according to any one of claims 1 to 9 wherein a support base is connected between the bottom end of the strainer housing and the bottom of the hull for supporting the strainer housing, the support base being provided with a passage for seawater to enter the second opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011018912.3A CN112044148A (en) | 2020-09-22 | 2020-09-22 | Ship seawater filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011018912.3A CN112044148A (en) | 2020-09-22 | 2020-09-22 | Ship seawater filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112044148A true CN112044148A (en) | 2020-12-08 |
Family
ID=73604097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011018912.3A Pending CN112044148A (en) | 2020-09-22 | 2020-09-22 | Ship seawater filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112044148A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086085A (en) * | 2021-04-22 | 2021-07-09 | 中船黄埔文冲船舶有限公司 | Sea chest and sea water filter and use method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693186A (en) * | 2013-12-31 | 2014-04-02 | 广州文冲船厂有限责任公司 | Ship seawater filter |
-
2020
- 2020-09-22 CN CN202011018912.3A patent/CN112044148A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693186A (en) * | 2013-12-31 | 2014-04-02 | 广州文冲船厂有限责任公司 | Ship seawater filter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086085A (en) * | 2021-04-22 | 2021-07-09 | 中船黄埔文冲船舶有限公司 | Sea chest and sea water filter and use method |
| CN113086085B (en) * | 2021-04-22 | 2022-07-05 | 中船黄埔文冲船舶有限公司 | Seawater filter and use method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20201208 |