CN216070431U - Tidal following device of small offshore floating platform - Google Patents
Tidal following device of small offshore floating platform Download PDFInfo
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- CN216070431U CN216070431U CN202122813107.6U CN202122813107U CN216070431U CN 216070431 U CN216070431 U CN 216070431U CN 202122813107 U CN202122813107 U CN 202122813107U CN 216070431 U CN216070431 U CN 216070431U
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Abstract
The utility model relates to the technical field of offshore floating platforms, and provides a tidal following device of an offshore small floating platform, which comprises a power distribution cabinet, a control cabinet, an anchor machine, a liquid level meter, a tension sensor, an anchor chain and anchor stones; the power distribution cabinet and the control cabinet are respectively arranged on the small offshore floating platform; the power distribution cabinet is connected with shore power supply equipment through a power cable and is electrically connected with the control cabinet; four anchor machines are symmetrically arranged on the small offshore floating platform; each anchor machine is connected with an anchor chain, and the anchor chain is connected with anchor stones; a tension sensor is arranged on the anchor chain; the liquid level meter is arranged below the offshore sea level and used for measuring the height of the water level; the liquid level meter and the tension sensor are respectively connected with the control cabinet through communication cables; the liquid level meter and the tension sensor are respectively connected with the power distribution cabinet through power cables. The utility model can realize the follow-up change of the small-sized offshore floating platform along with the change of the seawater tide and improve the stability of the small-sized offshore floating platform.
Description
Technical Field
The utility model relates to the technical field of offshore floating platforms, in particular to a tidal following device of an offshore small floating platform.
Background
With the needs of industrial development and human society development, it is necessary to construct a working platform at sea to perform corresponding work, and the offshore platform device is a general-purpose device which is frequently used. At present, offshore platforms are applied more and more widely, the requirements on the offshore platforms are higher and higher, and the requirements on operation in the sea can be met only by establishing an offshore fixed platform.
Currently, a piling type fixing method is generally adopted for establishing an offshore fixing platform, so that the problem of offshore platform fixing can be effectively solved. The method can better solve the problem of left-right back-and-forth movement of the platform, but cannot solve the problem of up-and-down movement of the offshore platform, has the problems of high construction difficulty, high cost and damage to the marine environment, has the defects of large influence on a navigation channel after piling in seawater, is not suitable for implementation on the coast and in narrow seawater areas, and the like.
The small offshore floating platform changes along with the sea tide, the moving range of the platform position (front-back, left-right, up-down) is large, the connecting part fixed with the platform can be damaged, the small offshore floating platform is relatively fixed, the connecting part and the platform are difficult to connect, the connecting difficulty of the small offshore floating platform is large, and the design requirement is high.
Therefore, the tidal following device of the small offshore floating platform can be fixed on a plane and can also be fixed in the up-down direction, the automatic displacement adjustment of the small offshore floating platform along with the change of the seawater tide is realized, the use requirement is ensured, and the requirement of social development can be better met.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problems that in the prior art, a small offshore floating platform has a large position moving range along with the change of seawater tide, a connecting part fixed with the platform is damaged, the small offshore floating platform is relatively fixed, the connecting part and the platform are difficult to connect, and the like, and provides a tidal following device of the small offshore floating platform, so that the small offshore floating platform can change along with the change of seawater tide, and the stability of the small offshore floating platform is improved.
The utility model provides a tidal following device of an offshore small floating platform, which comprises: the system comprises a power distribution cabinet, a control cabinet, an anchor machine, a liquid level meter, a tension sensor, an anchor chain and anchor stones;
the power distribution cabinet and the control cabinet are respectively arranged on the small offshore floating platform;
the power distribution cabinet is connected with shore power supply equipment through a power cable and is electrically connected with the control cabinet;
four anchor machines are symmetrically arranged on the small offshore floating platform; each anchor machine is connected with an anchor chain, and the anchor chain is connected with anchor stones; a tension sensor is arranged on the anchor chain;
the liquid level meter is arranged below the offshore sea level and used for measuring the height of the water level; the liquid level meter and the tension sensor are respectively connected with the control cabinet through communication cables;
the liquid level meter and the tension sensor are respectively connected with the power distribution cabinet through power cables.
Preferably, a controller is arranged in the control cabinet, and the controller adopts a PLC.
Preferably, the tension sensor is connected in series to the anchor chain.
The utility model provides a tidal following device of an offshore small floating platform, which is characterized in that a liquid level meter and a tension sensor are adopted to detect sea surface seawater height change and tension borne by anchor chains arranged in four symmetrical directions in real time, an electric signal generated by detection is sent to a controller, the controller controls an anchor machine to complete the operation of retracting and releasing the anchor chains, and a tension change signal is fed back to the controller in the process of retracting and releasing the anchor chains, so that the small floating platform is fixed relative to the onshore position along with tidal change. The gravity type anchoring foundation is reasonably designed, the length of the anchor chain is adjusted in real time, the small offshore floating platform can change along with the change of seawater tide, the displacement of the small offshore floating platform is automatically adjusted, manual operation control is not needed, and all-weather working requirements are met; the problem of small-size floating platform relatively fixed on the sea, fixed part and platform connection difficulty is solved.
Drawings
FIG. 1 is a schematic structural view of an offshore small floating platform tidal following device provided by the present invention.
Reference numerals: 1. an offshore small floating platform; 2. a power distribution cabinet; 3. a control cabinet; 4. an anchor machine; 5. a liquid level meter; 6. a tension sensor; 7. an anchor chain; 8. and (5) anchoring stones.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the relevant aspects of the present invention are shown in the drawings.
As shown in fig. 1, the embodiment of the utility model provides a small floating platform tidal following device on the sea, which comprises: switch board 2, switch board 3, anchor machine 4, level gauge 5, tension sensor 6, anchor chain 7 and anchor stone 8.
The power distribution cabinet 2 and the control cabinet 3 are respectively arranged on the small offshore floating platform 1. The offshore small floating platform 1 is a floating and offshore equipment-bearing workbench for placing a power distribution cabinet 2, a control cabinet 3, an anchor machine 4 and related equipment.
The power distribution cabinet 2 is connected with shore power supply equipment through a cable, and the power distribution cabinet 2 is electrically connected with the control cabinet 3; after the power distribution cabinet 2 and the shore power supply equipment are conveyed to the power distribution cabinet 2 through cables, electric energy distribution, control, metering and cable connection are carried out.
Four anchor machines 4 are symmetrically arranged on the small offshore floating platform 1. Each anchor 4 is connected with an anchor chain 7, and the anchor 4 can receive and release the anchor chain 7. The anchor chain 7 is connected with an anchor stone 8; and a tension sensor 6 is arranged on the anchor chain 7. Specifically, the tension sensor 6 is connected in series to the anchor chain 7.
The liquid level meter 5 is arranged below the offshore sea level and used for measuring the height of a water level, the liquid level meter 5 is independently and fixedly arranged below the offshore sea level, the influence of tides is considered, and the liquid level meter 5 can be specifically arranged about 5 meters below the sea level.
The liquid level meter 5 and the tension sensor 6 are respectively connected with the control cabinet 3 through communication cables and are in information communication with the control cabinet 3. The liquid level meter 5 and the tension sensor 6 are respectively connected with the power distribution cabinet 2 through power cables, and power is supplied to the power distribution cabinet 2.
The tension sensor 6 is capable of measuring the tension to which the anchor chain 7 is subjected. The anchor chain 7 is connected with the anchor machine 4 and the anchor stone 8 to fix the offshore platform; the anchor stones 8 are firmly sunk on the seabed.
And a controller is arranged in the control cabinet 3, and the controller adopts a PLC (programmable logic controller) and can read signals of the liquid level meter 5 and the tension sensor 6 and calculate the telescopic distance of the anchor chain 7.
The biggest problem in using small floating platforms at sea is that the platform height changes with tide, and the plane position is displaced randomly under the action of ocean current, direction and sea wave. The utility model relates to a tide following device for an offshore small floating platform, which fixes the offshore small floating platform 1 at a specified position on the sea surface through four groups of anchor machines 4, anchor chains 7 and anchor stones 8 which are arranged in the symmetrical direction. Utilize level gauge 5 real-time measurement morning and evening tides sea level to change, tension sensor 6 measures the pulling force that four anchor chains 7 received in real time, five groups of real-time data transmit switch board 2, PLC according to five groups of real-time data control anchor machine 4 in switch board 2, adjust anchor chain 7 length, make the pulling force that each anchor chain 7 received be in balanced state, realize anchor chain 7 receives invariable pulling force fixed small-size floating platform 1 on the sea, make the platform both can float along with the morning and evening, the displacement in the plane receives the restriction again, thereby realized that small-size floating platform 1 on the sea is fixed relative the position on the bank along with the morning and evening tides change, steadily fix small-size floating platform 1 on the sea. In order to avoid the anchor chain 7 from being adjusted too frequently by the anchor machine 4, the output signal of the controller is preset to be in a step type according to the requirement, so that the anchor machine 4 works discontinuously.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: modifications of the technical solutions described in the embodiments or equivalent replacements of some or all technical features may be made without departing from the scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. An offshore small floating platform tidal following device comprising: the device comprises a power distribution cabinet (2), a control cabinet (3), an anchor machine (4), a liquid level meter (5), a tension sensor (6), an anchor chain (7) and anchor stones (8);
the power distribution cabinet (2) and the control cabinet (3) are respectively arranged on the marine small floating platform (1);
the power distribution cabinet (2) is connected with shore power supply equipment through a power cable, and the power distribution cabinet (2) is electrically connected with the control cabinet (3);
four anchor machines (4) are symmetrically arranged on the small offshore floating platform (1); each anchor machine (4) is connected with an anchor chain (7), and the anchor chain (7) is connected with an anchor stone (8); a tension sensor (6) is arranged on the anchor chain (7);
the liquid level meter (5) is arranged below the offshore sea level and used for measuring the water level height; the liquid level meter (5) and the tension sensor (6) are respectively connected with the control cabinet (3) through communication cables;
the liquid level meter (5) and the tension sensor (6) are respectively connected with the power distribution cabinet (2) through power cables.
2. The marine small floating platform tidal following device according to claim 1, wherein a controller is arranged in the control cabinet (3), and the controller adopts PLC.
3. The offshore small floating platform tidal following device of claim 1, wherein the tension sensor (6) is connected in series on an anchor chain (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122813107.6U CN216070431U (en) | 2021-11-17 | 2021-11-17 | Tidal following device of small offshore floating platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122813107.6U CN216070431U (en) | 2021-11-17 | 2021-11-17 | Tidal following device of small offshore floating platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216070431U true CN216070431U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122813107.6U Active CN216070431U (en) | 2021-11-17 | 2021-11-17 | Tidal following device of small offshore floating platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216070431U (en) |
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2021
- 2021-11-17 CN CN202122813107.6U patent/CN216070431U/en active Active
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