CN213148690U - Piece hanging device for ship under dry-wet alternate environment of cabin bottom - Google Patents
Piece hanging device for ship under dry-wet alternate environment of cabin bottom Download PDFInfo
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- CN213148690U CN213148690U CN202021513110.5U CN202021513110U CN213148690U CN 213148690 U CN213148690 U CN 213148690U CN 202021513110 U CN202021513110 U CN 202021513110U CN 213148690 U CN213148690 U CN 213148690U
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- bilge
- dry
- guide rail
- top cover
- cover plate
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Abstract
The utility model relates to a boats and ships corrosion protection technical field, concretely relates to piece hanging device under marine bilge dry and wet alternative environment. The test piece mainly comprises a bottom plate (1), a coaming (2), a guide rail (3), a test piece (4), an isolation sleeve (5), a screw rod (6), a nut (7), a three-pivot gasket (8), a stop (9), a screw (10), a gasket (11), a top cover plate (12) and the like, and is suitable for hanging pieces in narrow and small spaces in a dry-wet alternative environment at the bottom of a cabin. The utility model discloses realized the more excellent experimental reliability and the installation simplicity of bilge lacing film from aspects such as the device is miniaturized, lightweight, simultaneously, device main part material has adopted transparent organic glass, and the design is exquisite, and the technology is simple and convenient, and the appearance is pleasing to the eye, especially is fit for the use of lacing film under the wet environment in turn of all kinds of boats and ships bilge.
Description
Technical Field
The utility model relates to a boats and ships corrosion protection technical field, concretely relates to piece hanging device under marine bilge dry and wet alternative environment.
Background
At present, during the design of corrosion allowance of a ship structure, the data of hanging pieces of ship steel in an open sea area are often referred to, but compared with the open sea area, the bilge environment has the following characteristics: (1) low oxygen and low fluidity: in the closed bilge area, the bilge water environment tends to have poor fluidity and low oxygen content. (2) High oil stain: the system of kitchen, fuel, lubricating oil, etc. has direct discharge or the greasy dirt that leaks to assemble the bilge, makes the corrosive environment of bilge worsen more. (3) The microbial community is complex: the oil stain is gathered at the bottom of the cabin, anaerobic organisms are propagated in a large quantity in a low-oxygen environment, and meanwhile, the water level of the water at the bottom of the cabin is changed due to the fact that the water level at the bottom of the cabin is hydrophobic, so that the oxygen concentration is changed, and the structure of a microbial community is influenced.
In addition, the pipelines in the bilge area of the ship are erected, the variety of metal materials is various, the phenomenon of water accumulation and liquid accumulation generally exists, the bilge area is often narrow in space and difficult to maintain, the corrosion condition of the bilge area is difficult to master, and once the bilge area serving as a seawater pressure boundary is damaged, the use safety of the ship is directly threatened. In order to solve the above problems, there are the following solutions:
(1) reasonably selecting design parameters of corrosion allowance of a ship bilge structure;
(2) the study on the corrosion morphology and mechanism of the bilge structure in the severe bilge environment is necessary for carrying out actual ship hanging pieces in the bilge area.
The utility model provides a under the bilge soaks environment completely the lacing film device can be effectual under the bilge soaks environment completely at the bilge of research bilge, bilge structure corrodes appearance, corrosion mechanism and corrosion rate, solves boats and ships bilge structure and corrodes allowance design parameter and chooses for use unreasonable problem, guides the corrosion protection design, is fit for the use of lacing film under the dry and wet alternative environment in all kinds of boats and ships bilge.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the corrosion morphology, the corrosion mechanism and the corrosion rate of the bilge structure under the dry-wet alternative environment of the bilge are researched, the problem that the design parameters of the corrosion allowance of the bilge structure of the ship are unreasonable is solved, the corrosion protection design is guided, and the film hanging device under the dry-wet alternative environment of the bilge is excellent in reliability and safety.
The technical scheme of the utility model is that: the film hanging device for the marine bilge under the dry-wet alternating environment comprises a bottom plate, a coaming, a guide rail, a test piece, an isolation sleeve, a screw rod, a nut, a three-pivot gasket and a top cover plate; the coaming is fixed on the bottom plate, water permeable holes are formed in the periphery of the coaming, and the guide rail is fixed on the inner side of the coaming; the top cover plate is fixed at the top end of the enclosing plate, and a water permeable hole is formed in the top cover plate.
And the isolating sleeve, the test piece and the guide rail are all provided with mounting holes matched with the screw rod.
One end of the screw rod is arranged in the mounting hole of the guide rail, the isolation sleeve and the test piece sequentially and alternately penetrate through the screw rod, a three-fulcrum gasket is arranged on one side of the test piece, which is not in contact with the isolation sleeve, and the two ends of the screw rod are respectively locked by nuts.
Furthermore, two guide rails are symmetrically fixed at two ends of the inner side of the enclosing plate respectively, so that two ends of the screw rod are connected to the mounting holes of the two guide rails respectively and are locked by nuts respectively. Preferably, the number of the test pieces and the isolation sleeves is 3.
Further, guide rail, test block set up two equidistance mounting holes respectively to use two sets of screw rods, nut, spacer sleeve to fix.
Furthermore, the bottom plate is a circular plate, so that the right-angle edge can be prevented from scratching the coating of the bilge when the device is installed.
Furthermore, the device also comprises a stop, a screw and a gasket; the stop bars are symmetrically arranged on the periphery of the top end of the enclosing plate and used as mounting interfaces of the top cover plate, screw openings are formed in the top cover plate and the stop bars, and a gasket is sleeved with a screw to penetrate through the screw openings so as to fix the top cover plate on the stop bars.
Furthermore, the three-fulcrum gasket and the nut are made of non-metal materials.
Further, the guide rail is L-shaped, wherein the long side is 13mm, the short side is 10mm, the thickness is 3mm, and the short side is fixed on the inner side of the coaming.
Furthermore, the bottom plate, the coamings, the guide rail and the top cover plate are all made of transparent organic glass materials.
Furthermore, the fixing mode of the bottom plate, the coaming and the guide rail is glue bonding.
The installation mode of the device is as follows: the whole device adopts the bottom plate to be glued on the bilge, and adopts the ribbon simultaneously, sees through the hole of permeating water of bounding wall and lamina tecti and is fixed in the structure of bilge.
Has the advantages that:
(1) the utility model has the advantages of miniaturization, light weight, simple installation and the like, and realizes better reliability and safety of the bilge hanging piece;
(2) the device main body material of the utility model adopts transparent organic glass, the design is exquisite, the process is simple and convenient, the appearance is beautiful, and the safety is higher;
(3) the utility model has the advantages that the surrounding plate and the top cover plate are both provided with the water permeable holes, so that a cage type hollow structure is formed, the actual environment of the bilge hanging piece is not influenced, and the hanging piece is particularly suitable for being used in dry-wet alternative environments of bilges of various ships;
(4) the utility model discloses simple easy operation of mounting means, adaptable different installation environment.
Drawings
FIG. 1 is a plan view of the present invention with the top cover plate removed;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an expanded view of the coaming of the present invention;
FIG. 4 is a plan view of the top cover plate of the present invention;
wherein, the test piece comprises 1-bottom plate, 2-coaming, 3-guide rail, 4-test piece, 5-isolation sleeve, 6-screw, 7-nut, 8-three-pivot gasket, 9-stop, 10-screw, 11-gasket and 12-top cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a hanging piece device under marine cabin bottom wet-dry alternative environment, its characterized in that: comprises a bottom plate 1, a coaming 2, a guide rail 3, a test piece 4, an isolation sleeve 5, a screw rod 6, a nut 7, a three-pivot gasket 8 and a top cover plate 12; the coaming 2 is fixed on the bottom plate 1, water permeable holes are arranged around the coaming 2, and the guide rail 3 is fixed on the inner side of the coaming 2; the top cover plate 12 is fixed at the top end of the coaming 2, and the top cover plate 12 is provided with a water permeable hole.
And the isolating sleeve 5, the test piece 4 and the guide rail 3 are provided with mounting holes matched with the screw 6.
One end of the screw rod 6 is connected in the mounting hole of the guide rail 3, the isolation sleeve 5 and the test piece 4 sequentially and alternately penetrate through the screw rod 6, a three-fulcrum gasket 8 is arranged on one side of the test piece 4, which is not in contact with the isolation sleeve 5, and the two ends of the screw rod 6 are respectively locked by nuts 7.
Referring to fig. 1 and 2, two guide rails 3 are symmetrically fixed at two ends of the inner side of the enclosing plate 2, so that two ends of the screw 6 are connected to the mounting holes of the two guide rails 3 respectively and are locked by nuts 7. Three groups of isolation sleeves 5 and test pieces 4 are sequentially fixed on the screw rod 6 according to the sequence of the isolation sleeve 5, the test piece 4, the isolation sleeve 5 and the test piece 4, and a three-pivot gasket 8 made of a non-metal material is arranged at one end of the last test piece 4, which is not in contact with the isolation sleeve 5.
Referring to fig. 1 and 2, the guide rail 3 and the test piece 4 are respectively provided with two equidistant mounting holes, and are fixed by two sets of screws 6, nuts 7 and spacers 5 according to the above setting method.
Referring to the attached drawings 1 and 2, the base plate 1 is a circular plate made of 5mm thick organic glass, and the lower surface of the base plate 1 is bonded to the bilge structure to fix the device in a bilge target area.
Referring to the attached drawings 1, 2 and 3, the surrounding plate 2 is a 5mm thick organic glass cylinder and is vertically bonded on the bottom plate 1, oval water flow vent holes are uniformly distributed in the circumferential direction and the longitudinal direction of the surrounding plate, so that the accidental damage of the cabin bottom part to the test piece can be effectively avoided while the consistency of corrosion media in the device and corrosion media at the cabin bottom is ensured, in addition, the water flow vent holes in the surrounding plate 2 can be used as interfaces fixed in the circumferential direction of the device and are connected with a peripheral structure by using a binding belt, and the water flow vent holes are fixed in a target area at the cabin bottom.
Referring to the attached drawings 1 and 2, the guide rail is L-shaped, wherein the long side is 13mm, the short side is 10mm, the thickness is 3mm, the guide rail is made of organic glass, the short side is symmetrically adhered to the inner side of the enclosing plate, and a series of phi 3mm mounting holes are formed in the long side of the guide rail 3 and serve as mounting interfaces of the screw 6.
Referring to the attached drawings 1 and 2, the test piece 4 is made of 50mm × 50mm × 2mm bilge structure steel, a group of test pieces (3 pieces) are hung on the screw 6, and each test piece is provided with 2 mounting holes with phi of 3 mm.
Referring to fig. 1 and 2, the isolation sleeve 5 is made of a non-metal material, so that the test piece and an adjacent structure can be isolated, the influence of a peripheral metal structure on the test piece is avoided, and the system error of the test is reduced.
Referring to attached drawings 1 and 2, the screw 6 is a nonmetal rod-shaped structure with the diameter of phi 3mm, and the installation positions of the 2 screws are reasonably adjusted according to the actual situation of the water level of the bilge water.
Referring to fig. 1 and 2, the nut 7 is an M3 non-metal nut, and can fix the screw rod and the test piece to prevent the test piece from sliding and falling off during the test process.
Referring to fig. 1 and 2, the three-pivot spacer 8 is made of a non-metallic material, which can effectively reduce the contact area and reduce the occurrence of crevice corrosion of the test piece.
Referring to fig. 1 and 2, the stop 9 is a 5mm × 5mm × 5mm organic glass block, which is symmetrically adhered to the periphery of the enclosure plate 2 and mainly serves as a mounting interface of the top cover plate 12.
Referring to fig. 1 and 2, the screw 10 and the spacer 11 are steel fasteners with a diameter of 5mm, and fix the top cover plate 12, so as to facilitate taking the test piece.
Referring to the attached drawings 2 and 4, the top cover plate 12 is a 5mm thick organic glass circular flat plate, the top cover plate is provided with uniformly distributed water flow vent holes, so that an air containing area can be prevented from being formed inside the device, the consistency of a corrosion medium in the device and a cabin bottom corrosion medium is ensured, meanwhile, the mounting hole with the diameter of phi 5mm is circumferentially arranged and serves as a fixing interface of the top cover plate 12 and the surrounding plate 2, and in addition, the top cover plate 12 can prevent the cabin bottom falling objects from accidentally scratching test pieces and affecting test results.
In order to facilitate in-situ observation of the shape of the hanging piece in the test process, the main structure of the device, the bottom plate 1, the surrounding plate 2 and the top cover plate 12 are all made of transparent organic glass, and the main structure of the non-metallic material can isolate the contact between the test piece and the surrounding hull structure, so that an electrochemical loop is prevented from being formed and the test result is prevented from being influenced.
The installation mode of the device is as follows: the whole device is adhered to the cabin bottom by a bottom plate, and is fixed on the structure of the cabin bottom by a ribbon through the drain holes or the vent holes of the coaming and the top cover plate.
In summary, the above is merely a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a piece device hangs under marine bilge wet-dry alternative environment which characterized in that: comprises a bottom plate, a coaming, a guide rail, a test piece, an isolation sleeve, a screw rod, a nut, a three-pivot gasket and a top cover plate; the coaming is fixed on the bottom plate, water permeable holes are formed in the periphery of the coaming, and the guide rail is fixed on the inner side of the coaming; the top cover plate is fixed at the top end of the enclosing plate, and a water permeable hole is formed in the top cover plate;
mounting holes matched with the screw rods are formed in the isolating sleeve, the test piece and the guide rail;
one end of the screw rod is arranged in the mounting hole of the guide rail, the isolation sleeve and the test piece sequentially and alternately penetrate through the screw rod, a three-fulcrum gasket is arranged on one side of the test piece, which is not in contact with the isolation sleeve, and the two ends of the screw rod are respectively locked by nuts.
2. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: two guide rails are symmetrically fixed at two ends of the inner side of the enclosing plate respectively, so that two ends of the screw rod are connected to the mounting holes of the two guide rails respectively and are locked by nuts respectively.
3. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the number of the test pieces and the number of the isolating sleeves are 3.
4. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the guide rail and the test piece are respectively provided with two equidistant mounting holes and are fixed by two groups of screws, nuts and isolating sleeves.
5. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the bottom plate is a circular plate, so that the right-angle edge can be prevented from scratching the coating of the bilge when the device is installed.
6. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: also comprises a stop, a screw and a gasket; the stop bars are symmetrically arranged on the periphery of the top end of the enclosing plate and used as mounting interfaces of the top cover plate, screw openings are formed in the top cover plate and the stop bars, and a gasket is sleeved with a screw to penetrate through the screw openings so as to fix the top cover plate on the stop bars.
7. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the screw rod, the three-fulcrum gasket and the nut are made of non-metal materials.
8. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the shape of guide rail is "L" type, and wherein, the long limit is 13mm, and the minor face is 10mm, and thickness is 3mm, and the minor face is fixed at the bounding wall inboard.
9. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the bottom plate, the coaming, the guide rail and the top cover plate are all made of transparent organic glass materials.
10. The hanging piece device for the marine bilge in the dry-wet alternating environment according to claim 1, is characterized in that: the bottom plate, the coaming and the guide rail are fixed by glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021513110.5U CN213148690U (en) | 2020-07-24 | 2020-07-24 | Piece hanging device for ship under dry-wet alternate environment of cabin bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021513110.5U CN213148690U (en) | 2020-07-24 | 2020-07-24 | Piece hanging device for ship under dry-wet alternate environment of cabin bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213148690U true CN213148690U (en) | 2021-05-07 |
Family
ID=75734624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021513110.5U Expired - Fee Related CN213148690U (en) | 2020-07-24 | 2020-07-24 | Piece hanging device for ship under dry-wet alternate environment of cabin bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213148690U (en) |
-
2020
- 2020-07-24 CN CN202021513110.5U patent/CN213148690U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |