CN210704497U - Cargo oil tank grating cover opening state fixing device - Google Patents
Cargo oil tank grating cover opening state fixing device Download PDFInfo
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- CN210704497U CN210704497U CN201921578347.9U CN201921578347U CN210704497U CN 210704497 U CN210704497 U CN 210704497U CN 201921578347 U CN201921578347 U CN 201921578347U CN 210704497 U CN210704497 U CN 210704497U
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- oil tank
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Abstract
The utility model belongs to the technical field of cargo oil tank grating covers, in particular to a cargo oil tank grating cover opening state fixing device, which comprises a railing column (5) and a cargo oil tank grating cover (7) hinged on the railing column (5) through a pin shaft (6), wherein the fixing device comprises a base (1), a bolt (2), a butterfly nut (3) and a semi-waist-shaped eye plate (4); the base (1) is arranged on a railing column (5) of the cargo oil tank, the base (1) and the railing column (5) are arranged vertically, and the base (1) is positioned above the pin shaft (6); a bolt (2) is arranged on the base (1); a cargo oil tank grid cover (7) is provided with a semi-waist-shaped eye plate (4), and a semi-waist-shaped groove (8) is arranged on the semi-waist-shaped eye plate (4); the butterfly nut (3) is in threaded connection with the bolt (2). The utility model is used for fixed boats and ships grille cover under the state of opening to guarantee that the grille cover is firm after opening, firm, fix on the railing post safely, convenient to use, it is with low costs.
Description
Technical Field
The utility model relates to a cargo oil tank grille cover state fixing device that opens belongs to cargo oil tank grille cover technical field.
Background
On the current cargo oil tank, the grating cover is opened and then hung on the rail upright post by using the hook. The hook is adopted to fix the grating cover, and the following defects are realized: firstly, the sea is large in wind and wave, and the grid cover is easy to shake, so that the fixing effect is poor; second, when the grid lid is closed, the couple is hung and is established on the railing stand, and easy swing with the wind makes couple and railing stand bump under the effect of wind, produces the noise, and second then leads to the couple to drop, can't find the couple during the use, can't realize opening the fixed of grid lid.
Chinese utility model patent specification that the bulletin number is CN 205584035U, the bulletin date of authority is 2016 9 months 14 days discloses a positioner is opened to inverter housing door, including locating plate i, location axle, locating plate ii, locating plate iii, its characterized in that: the positioning plate I and the positioning plate II are welded on the door of the inverter shell, and the positioning plate III is welded on the bottom plate of the inverter shell; the positioning shaft is fixed in the long holes of the positioning plate I and the positioning plate II, and when the inverter shell door is opened, the positioning shaft is moved into the long holes of the positioning plate II and the positioning plate III. Adopt the positioner that opens of above-mentioned structure, when using, need with the location axle from locating plate I, between II transport to locating plate II, between III, use inconvenient.
Therefore, a new cargo oil tank grille cover open state fixing device is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cargo oil tank grille cover state fixing device that opens, the device are used for the fixed boats and ships grille cover under the state of opening to guarantee that the grille cover is firm after opening, firm, fix on the railing stand safely, convenient to use, it is with low costs.
The utility model aims at realizing through the following technical scheme, a cargo oil tank grid cover opening state fixing device, including the railing stand and the railing stand is connected with the cargo oil tank grid cover through the pin roll hinge, characterized by, the fixing device includes base, bolt, butterfly nut, half waist-shaped eye plate;
the base is arranged on a railing column of the cargo oil tank, the base is perpendicular to the railing column, and the base is positioned above the pin shaft; a bolt is arranged on the base;
a semi-waist-shaped eye plate is arranged on the cargo oil tank grid cover, a semi-waist-shaped groove is arranged on the semi-waist-shaped eye plate, and the semi-waist-shaped groove is used for placing a bolt when the cargo oil tank grid cover is opened;
the butterfly nut is in threaded connection with the bolt and used for fixing the opened cargo oil tank grating cover.
Preferably, the base is square steel, square steel and railing stand welded connection, square steel and bolt welded connection.
Preferably, the semi-kidney-shaped eye plate and the cargo oil tank grid cover are positioned in the same plane.
Compared with the prior art, the utility model discloses following beneficial effect has:
firstly, the use is convenient. When the grid cover is used, the butterfly nut is taken down, the grid cover is opened, the bolt is sleeved by the semi-waist-shaped eye plate on the grid cover, and the butterfly nut is screwed down.
Secondly, cost is saved. The device comprises the following components: the length of the square steel can be selected according to actual requirements, and the square steel has a simple structure and low cost.
Thirdly, the use is safe. The butterfly nut is fixed with the bolt, and is more stable and firm. When the grid cover is opened, the grid cover is firmly fixed on the railing upright post, so that shaking cannot occur, and the stability is good. When the grid cover is closed, the fixing device is placed on the railing stand column in a standing mode, no noise is generated, the butterfly nut is connected to the bolt in a threaded mode, loss cannot occur, and the grid cover can be used when the grid cover is opened next time conveniently.
Drawings
Fig. 1 is a top view of the cargo oil tank grille cover open-state fixing device of the present invention (grille cover closed);
fig. 2 is a sectional view in the direction of a-a in fig. 1, and in fig. 2: 7A represents the grille cover in the open state, 7B represents the grille cover in the closed state;
FIG. 3 is an enlarged view of part C of FIG. 2;
FIG. 4 is a schematic structural view of a semi-kidney-shaped eye plate of the fixing device for the open state of the cargo oil tank grille cover of the present invention;
in the figure: the cargo oil tank grid plate comprises a base 1, bolts 2, butterfly nuts 3, a semi-kidney-shaped eye plate 4, a railing column 5, a pin shaft 6, a cargo oil tank grid cover 7 and a semi-kidney-shaped groove 8.
Detailed Description
As shown in fig. 1 to 4, a cargo oil tank grid cover open state fixing device comprises a railing post 5 and a cargo oil tank grid cover 7 hinged to the railing post 5 through a pin 6.
As shown in fig. 3, the fixing device comprises a base 1, a bolt 2, a butterfly nut 3 and a semi-kidney-shaped eye plate 4;
the base 1 is arranged on a railing column 5 of the cargo oil tank, the base 1 is perpendicular to the railing column 5, and the base 1 is positioned above a pin shaft 6; the base 1 is provided with a bolt 2.
The cargo oil tank grid cover 7 is provided with a semi-waist-shaped eye plate 4, the semi-waist-shaped eye plate 4 is provided with a semi-waist-shaped groove 8, and the semi-waist-shaped groove 8 is used for placing the bolt 2 when the cargo oil tank grid cover 7 is opened.
The butterfly nut 3 is in threaded connection with the bolt 2 and is used for fixing the opened cargo oil tank grating cover 7.
The semi-kidney-shaped eye plate 4 and the cargo oil tank grid cover 7 are positioned in the same plane.
A use method of a fixing device for an opening state of a cargo oil tank grating cover comprises the following steps: when the grid cover is used, the butterfly nut is taken down, the grid cover is opened, the bolt is sleeved by the semi-waist-shaped eye plate on the grid cover, and the butterfly nut is screwed down, so that the grid cover is convenient to use. And taking down the butterfly nut from the bolt, and pivoting the grid cover by using the pin shaft to enable the semi-waist-shaped eye plate to move out of the bolt so as to close the grid cover. The butterfly nut is screwed on the bolt, so that the butterfly nut is convenient to use next time.
The utility model discloses the constitution of device: the length of the square steel can be selected according to actual requirements, the structure is simple, the cost is low, and the cost is saved.
The butterfly nut is fixed with the bolt, and is more stable and firm, and safe in use.
Claims (3)
1. A fixing device for an opening state of a cargo oil tank grid cover comprises a railing column (5) and a cargo oil tank grid cover (7) hinged to the railing column (5) through a pin shaft (6), and is characterized in that the fixing device comprises a base (1), a bolt (2), a butterfly nut (3) and a semi-waist-shaped eye plate (4);
the base (1) is arranged on a railing column (5) of the cargo oil tank, the base (1) and the railing column (5) are arranged vertically, and the base (1) is positioned above the pin shaft (6); a bolt (2) is arranged on the base (1);
a semi-kidney-shaped eye plate (4) is arranged on the cargo oil tank grating cover (7), a semi-kidney-shaped groove (8) is arranged on the semi-kidney-shaped eye plate (4), and the semi-kidney-shaped groove (8) is used for placing a bolt (2) when the cargo oil tank grating cover (7) is opened;
the butterfly nut (3) is in threaded connection with the bolt (2) and is used for fixing the opened cargo oil tank grating cover (7).
2. The cargo oil tank grid cover open state fixing device according to claim 1, wherein the base (1) is square steel, the square steel is welded with the railing post (5), and the square steel is welded with the bolt (2).
3. The cargo oil tank grid cover open-state fixing device according to claim 1 or 2, characterized in that the semi-kidney-shaped eye plate (4) and the cargo oil tank grid cover (7) are located in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921578347.9U CN210704497U (en) | 2019-09-20 | 2019-09-20 | Cargo oil tank grating cover opening state fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921578347.9U CN210704497U (en) | 2019-09-20 | 2019-09-20 | Cargo oil tank grating cover opening state fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210704497U true CN210704497U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921578347.9U Active CN210704497U (en) | 2019-09-20 | 2019-09-20 | Cargo oil tank grating cover opening state fixing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN210704497U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115195941A (en) * | 2022-07-04 | 2022-10-18 | 中船黄埔文冲船舶有限公司 | Grid cover hook device and grid cover fixing method |
-
2019
- 2019-09-20 CN CN201921578347.9U patent/CN210704497U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115195941A (en) * | 2022-07-04 | 2022-10-18 | 中船黄埔文冲船舶有限公司 | Grid cover hook device and grid cover fixing method |
| CN115195941B (en) * | 2022-07-04 | 2023-12-29 | 中船黄埔文冲船舶有限公司 | Grille cover hook device and grille cover fixing method |
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