CN218085982U - Underwater device for releasing and measuring torsion of mooring rope - Google Patents
Underwater device for releasing and measuring torsion of mooring rope Download PDFInfo
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- CN218085982U CN218085982U CN202222138817.8U CN202222138817U CN218085982U CN 218085982 U CN218085982 U CN 218085982U CN 202222138817 U CN202222138817 U CN 202222138817U CN 218085982 U CN218085982 U CN 218085982U
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Abstract
The utility model belongs to measure the twist rate measurement field of being applied to ocean science investigation and ocean engineering hawser, a device under water that is used for hawser twist rate release and measurement specifically says so. The method comprises the following steps: the device comprises an electrical component, a pressure-resistant electrical cabin, a counterweight body and a hanging shaft; the electric appliance assembly is arranged in the pressure-resistant electric appliance cabin, the counterweight body is of a hollow structure with an opening at one end, and the pressure-resistant electric appliance cabin is arranged in the counterweight body; the hanging shaft is fixedly connected to the top surface of the counterweight body, and the shaft body of the hanging shaft enters the cavity of the counterweight body and is abutted to the pressure-resistant electric appliance cabin. The utility model discloses accord with hawser twist degree measurement requirement, satisfy data self-holding storage and light signal real-time transmission, can realize full depth of water work, the precision is high, and is small, and the rotary resistance is little, and the torsional state of hawser can really be measured, also be convenient for know the torsional state of hawser in ocean science investigation and ocean engineering field, avoid having the torsional force to cause the kink because of the hawser, influence the implementation and the security of operation and engineering.
Description
Technical Field
The utility model belongs to measure the twist rate measurement field of being applied to ocean science investigation and ocean engineering hawser, a device under water that is used for hawser twist rate release and measurement specifically says so.
Background
Under the drive of national ocean strategy and deep open sea development planning, various ocean subjects start to develop gradually and advance to the ocean, the hoisting and communication of the cable cannot be separated in implementation of various works, particularly, scientific investigation in deep open sea areas plays an irreplaceable role, the torsion degree of the cable influences the bearing capacity of the cable, the state of the cable is directly related to the safety of investigation equipment and personnel, and therefore the understanding of the torsion state of the cable is very important.
Due to the complex and severe deep sea environment and harsh conditions, the myriameter photoelectric cable for deep and far sea scientific investigation particularly needs to pay attention to the twisting problem in the use process. According to the experience of using new cable and changing cable many times, the hawser can have torsion when new cable is used for the first time or change the hawser after, and the first time use needs carry out torsion release to the hawser and prevents the hawser kink, needs carry out torsion release to the hawser before transferring the higher equipment of work gesture requirement, guarantees that the hawser is in no moment of torsion state. The existing common counterweight type torsion releasing mode cannot ensure that the torsion is completely released. In order to ensure the use safety of the ocean scientific investigation mooring rope, monitoring the torsion degree of the mooring rope in real time in the torsion releasing process of the optical cable is one of important means for ensuring the torsion releasing is sufficient, and at present, no professional device for measuring the torsion degree of the underwater mooring rope exists at home and abroad.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for hawser twist rate release and measuring underwater device to the demand that detects ocean scientific investigation hawser twist rate and change, designs a twist rate measurement system who is fit for extreme environment, through the analysis to twist rate change and size, helps further to protect hawser and ocean detection equipment to ensure the security of scientific investigation operation to solve new cable and use or change hawser back hawser and can have torsional problem for the first time.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: an underwater apparatus for cable twist release and measurement, comprising: the device comprises an electrical component, a pressure-resistant electrical cabin, a counterweight body and a hanging shaft;
the electric appliance assembly is arranged in a pressure-resistant electric appliance cabin, and the pressure-resistant electric appliance cabin is arranged in the counterweight body; the hanging shaft is fixedly connected to the top surface of the counterweight body, and the shaft body of the hanging shaft enters the cavity of the counterweight body and is abutted to the pressure-resistant electric appliance cabin.
The electrical component, comprising: the sensor, the signal conversion module and the signal conversion transmission module are fixed on the insulating plate;
the insulating plate is fixedly arranged in the pressure-resistant electric appliance cabin;
the sensor is connected with the signal conversion transmission module through the signal conversion module;
the signal conversion transmission module is provided with an optical communication interface and a serial communication interface; the optical communication interface is connected with an optical signal connecting piece arranged on the pressure-resistant electric appliance cabin, and the serial communication interface is connected with the signal conversion module;
and an SD (secure digital) clamping groove is embedded in the signal sensor.
The sensor is a six-axis angle sensor and is arranged at the lower part of the insulating plate, so that the insulating plate is inserted in the counterweight body, and the center of the sensor is positioned at the center of the counterweight body.
The withstand voltage electrical apparatus cabin includes: the device comprises a bottom cabin, a fixed plate, an optical signal connecting piece and an end cover;
the bottom cabin is of a hollow structure with an opening at one end, the end cover is fixedly connected to one end of the fixed plate, an insulating plate with a sensor is mounted on the fixed plate (203), the fixed plate is inserted into the bottom cabin, and the end cover is connected with the opening end of the bottom cabin;
the bottom of the end cover is provided with an end cover seat, and the end cover seat of the end cover is in transition fit with the opening of the bottom cabin; bolt holes are uniformly distributed on the top surface of the end cover along the circumferential edge and are fixedly connected with the bottom cabin through bolts;
a fixing plate is vertically welded on the bottom surface of the end cover seat, and four corners of the insulating plate (108) are fixed on the fixing plate through end cover bolts;
the top surface of the end cover is provided with an optical signal connecting piece which is used for connecting an upper computer through an optical cable;
the optical signal connecting piece is connected with the optical communication interface through an optical fiber;
the serial port communication interface is connected with the signal conversion module through a serial port line.
And a sealing ring is sleeved on the outer wall of the end cover seat to seal the end cover seat and the bottom cabin.
The optical signal connector is a pressure-resistant cabin optical signal connector.
The hanger shaft, includes: a shaft handle, a cross beam and a shaft body;
the shaft handle is provided with a hanging ring connected with a cable, and the shaft handle is welded on the upper surface of the cross beam;
the shaft body is fixedly arranged on the lower surface of the cross beam and is abutted against the top surface of the end cover;
the cross beam is fixedly connected to the top surface of the counterweight body.
The shaft handle and the shaft body are coaxially arranged at the center of the cross beam.
The balance weight body is a hollow structure with an opening at one end, a bottom cabin connected with an end cover is inserted into the open end of the balance weight body, a boss is arranged on the outer side surface of the bottom cabin, a groove corresponding to the boss is formed in the inner wall of the balance weight body, the boss on the bottom cabin is inserted into the corresponding groove after being inserted into the balance weight body, a cross beam is arranged on the balance weight body, a shaft body avoiding the bottom cabin and the end cover to move is arranged on the cross beam, and a sensor on an insulation plate is located at the center of the balance weight body through the butt joint of the shaft body and the end cover.
The pressure-resistant electric appliance cabin, the counterweight body and the hanging shaft are coaxially arranged.
The utility model has the following beneficial effects and advantages:
1. the utility model discloses accord with hawser twist degree measurement requirement, satisfy data self-holding storage and light signal real-time transmission, can realize full depth of water work, the precision is high, and is small, and the rotary resistance is little, and the torsional state of hawser can really be measured, also be convenient for investigate in ocean science and the torsional state of ocean engineering field understanding hawser, avoid having the torsional force to cause the kink because of the hawser, influence the implementation and the security of operation and engineering.
2. The utility model discloses the practicality is strong, and the application rate is high, and industrialization prospect is wide.
3. The utility model utilizes the cylindrical counterweight to release the torsional stress of the mooring rope, and the counterweight inner cavity is provided with a groove which is embedded with the boss of the pressure-resistant electric appliance cabin to prevent the pressure-resistant electric appliance cabin from rotating by itself;
4. the utility model effectively ensures the central position of the sensor in the counterweight body through the matching of the groove, the boss and the hanging shaft, and reduces the problem of re-repeated calibration of the sensor;
5. the utility model discloses counter weight upper end installation hangs the axle, hangs axle axis and withstand voltage electrical apparatus cabin, the coincidence of counter weight axis, prevents that the focus is unstable to lead to measuring to have the error, and simultaneously, withstand voltage electrical apparatus cabin adopts O type circle sealed, can realize that 10000 meters are withstand voltage under water.
Drawings
FIG. 1 is a schematic assembly and structure view of the present invention;
FIG. 2 is a schematic view of the structure of the electrical component of the present invention;
FIG. 3 is a schematic view of the structure inside the pressure-resistant electric appliance cabin of the present invention;
fig. 4 is a schematic view of the overall structure of the pressure-resistant electric cabin of the present invention;
FIG. 5 is a schematic view of the assembly of the counterweight and the hanging shaft of the present invention;
wherein: the device comprises an electrical component 1, a pressure-resistant electrical cabin 2, a counterweight 3, a hanging shaft 4, a hanging shaft fixing bolt 5, a sensor 101, a signal conversion module 102, a signal line 103, a signal conversion transmission module 104, a power supply 106, a power line 107, an insulating plate 108, an optical communication interface 109, a serial communication interface 110, a bottom cabin 201, a boss 202, an end cover bolt 203, an end cover bolt 204, a bolt 205, an optical signal cabin part 206, an end cover sealing ring 208, an end cover 209, a groove 301, a shaft handle 401, a cross beam 402 and a shaft body 403.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the assembly and structure of the present invention are schematically illustrated; the utility model comprises an electrical component 1, a pressure-resistant electrical cabin 2, a counterweight body 3 and a hanging shaft 4, wherein the electrical component 1 is arranged in the pressure-resistant electrical cabin 2 and is positioned at the central position, the counterweight body 3 is a hollow structure with an opening at one end, and the pressure-resistant electrical cabin 2 is arranged in the counterweight body 3; the hanging shaft 4 is fixedly connected to the top surface of the counterweight body 3 through a hanging shaft fixing bolt 5, and the shaft body of the hanging shaft 4 enters the cavity of the counterweight body 3 and is abutted to the pressure-resistant electric appliance cabin 2. The pressure-resistant electric appliance cabin 2, the counterweight body 3 and the hanging shaft 4 are coaxially arranged.
As shown in fig. 2, for the utility model discloses an electrical component structure schematic diagram, the utility model discloses an electrical component 1 includes: a sensor 101, a signal conversion module 102, a signal line 103, a signal conversion transmission module 104, a power supply 106 and a power supply line 107 which are fixed on an insulating plate 108;
the insulating plate 108 is a 3240 epoxy resin insulating plate, and the insulating plate 108 is fixedly arranged in the pressure-resistant electric appliance cabin 2; the sensor 101 is arranged on the insulating plate 108, is connected with the signal conversion transmission module 104 through the signal conversion module 102, and is communicated with a fiber optic cable through a cabin piece;
the signal conversion module 102 is a maintenance intelligent six-in-one serial port conversion module, and is used for converting signals into corresponding receivable signals;
the signal conversion and transmission module 104 adopts an OPT485L1 serial port/optical fiber converter which is a bosch electronic type;
the signal conversion transmission module 104 is provided with an optical communication interface 109 and a serial communication interface 110; the optical communication interface 109 is connected with the optical signal connector 206, the serial communication interface 110 is connected with the signal conversion module 102, and the sensor 101 can store data by using an SD card.
The sensors 101 are six-axis angle sensors, the WEITT intelligent WT61SD six-axis attitude sensors are selected and arranged at the lower part of the insulating plate 108, and the insulating plate 108 is inserted into the counterweight body 3, so that the center of the sensor is positioned at the center of the counterweight body 3.
In this embodiment, as shown in fig. 3, for the utility model discloses a withstand voltage electrical apparatus under-deck structural schematic, withstand voltage electrical apparatus cabin 2, include: a bottom cabin 201, a fixing plate 203, an optical signal connecting piece 206 and an end cover 209;
the bottom cabin 201 is a hollow structure with an opening at one end, the end cover 209 is fixedly connected with one end of the fixed plate 203, the fixed plate 203 is provided with the insulating plate 108 with the sensor 101, the fixed plate 203 is inserted in the bottom cabin 201, and the end cover is connected with the opening end of the bottom cabin 201;
as shown in fig. 4, for the overall structural schematic view of the pressure-resistant electric cabin of the present invention, the end cover 209 is provided with a sealing ring 208, and the end cover seat of the end cover 209 is sealed with the bottom cabin 201 by the sealing ring 208; bolt holes are uniformly distributed on the top surface of the end cover 209 along the circumferential edge and are fixedly connected with the bottom cabin 201 through bolts 205;
a fixing plate 203 is vertically welded on the bottom surface of the end cover seat, and four corners of the insulating plate 108 are fixed on the fixing plate 203 through end cover bolts 204;
the end cap 209 is installed with an optical signal connector 206, connected with the optical communication interface 109 of the signal conversion transmission module 104 through an optical fiber, and connected with the optical signal connector 206 for real-time communication according to a cable optical fiber adapter cable.
The serial port communication interface (110) is connected with the signal conversion module (102) through a serial port line.
The optical signal connecting piece 206 is a pressure-resistant cabin penetration piece of MacArtney-Optilink BCR-A600 Alub 4ch.w/1m peg tail-and ST conn.
The outer wall of the end cover seat of the end cover 209 of the embodiment is sleeved with two sealing rings to be matched and sealed with the bottom cabin 201, 4 through holes are uniformly distributed on the end cover and are confined with the bottom cabin 201 by using end cover fixing bolts 205, and two threaded holes are symmetrically arranged for convenient disassembly.
As shown in fig. 5, the counterweight body 3 is a hollow structure with an opening at one end, the bottom cabin 201 connected with the end cover 209 is inserted from the opening end of the counterweight body 3, a boss 202 is arranged on the outer side surface of the bottom cabin 201, a groove 301 corresponding to the boss 202 is arranged on the inner wall of the counterweight body 3, the boss 202 on the bottom cabin 201 is inserted into the corresponding groove 301 after being inserted into the counterweight body 3, a cross beam 402 is arranged on the counterweight body, a shaft body 403 for preventing the bottom cabin and the end cover from moving is arranged on the cross beam 402, and the sensor 101 on the insulating plate 108 is positioned at the center of the counterweight body 3 through the abutting of the shaft body 403 and the end cover 209.
The length of the groove 301 changes corresponding to the position of the six-axis angle sensor, the boss 202 on the bottom cabin 201 reaches the end of the groove after being inserted into the corresponding groove 301 after being inserted into the counterweight body 3, at this time, the position of the six-axis angle sensor is located at the center of the counterweight body 3, the counterweight body is provided with the hanging shaft 4, the shaft body 403 of the hanging shaft 4 abuts against the end cover 209, the bottom cabin 201 is prevented from moving in the counterweight body 3, and the six-axis angle sensor is always kept at the center of the counterweight body 3.
As shown in fig. 1 and 5, the counterweight body 3, the hanging shaft 4 and the hanging shaft fixing bolt 5 form a counterweight, a cavity of the counterweight body 3 is provided with a groove 301, the groove 301 is embedded and installed with a boss 202 of the pressure-resistant electric appliance cabin 2 to limit the pressure-resistant electric appliance cabin 2 to rotate circumferentially, the hanging shaft is fixed on the counterweight body 3 through the hanging shaft fixing bolt 5, the upper end of the hanging shaft 4 is connected with a cable, and the lower part of the hanging shaft 4 limits the pressure-resistant electric appliance cabin to move up and down.
In this embodiment, the hanger shaft 4 includes: a shaft 401, a beam 402, and a shaft body 403;
a hanging ring for connecting a cable is arranged on the shaft handle 401, and the shaft handle 401 is welded on the upper surface of the cross beam 402;
the shaft 403 is fixedly disposed on the lower surface of the beam 402 and abuts against the top surface of the end cap 209.
The arbor 401 and shaft body 403 are coaxially disposed at the center of the cross beam 402.
The counterweight body 3 of this embodiment adopts the cylinder, and the installation coaxial line of counterweight body 3, hanging shaft 4, withstand voltage electrical apparatus cabin 2 reduces equipment self rotation resistance, improves measurement accuracy.
The working principle of the utility model is as follows:
carry the weight body 3 through connecting the hanging shaft 4 at the rope end of hawser, withstand voltage electrical apparatus cabin 2 of installation in the 3 cavities of weight body, withstand voltage electrical apparatus cabin 2 is inside to be equipped with sensor 101, the whole free state that is in of equipment, the hawser twists reverse can drive equipment rotation, sensor 101 signal is transmitted to signal conversion transmission module 104 behind the signal conversion module 102, the photoelectric cable who connects through light signal connecting piece 206 transmits the host computer, can know the rotation state of hawser, and simultaneously, the SD card data that sensor 101 was taken certainly to steel cable or non-optical cable can be read.
Claims (10)
1. An underwater apparatus for cable twist release and measurement, comprising: the device comprises an electrical component (1), a pressure-resistant electrical cabin (2), a counterweight body (3) and a hanging shaft (4);
the electric appliance component (1) is arranged in the pressure-resistant electric appliance cabin (2), and the pressure-resistant electric appliance cabin (2) is arranged in the counterweight body (3); the hanging shaft (4) is fixedly connected to the top surface of the counterweight body (3), and the shaft body of the hanging shaft (4) enters the cavity of the counterweight body (3) and is abutted to the pressure-resistant electric appliance cabin (2).
2. Subsea device for cable twist release and measurement according to claim 1, characterized in that the electrical assembly (1) comprises: the sensor (101), the signal conversion module (102) and the signal conversion transmission module (104) are fixed on the insulating plate (108);
the insulating plate (108) is fixedly arranged in the pressure-resistant electric appliance cabin (2);
the sensor (101) is connected with a signal conversion transmission module (104) through a signal conversion module (102);
the signal conversion transmission module (104) is provided with an optical communication interface (109) and a serial communication interface (110); the optical communication interface (109) is connected with an optical signal connecting piece (206) arranged on the pressure-resistant electric appliance cabin (2), and the serial communication interface (110) is connected with the signal conversion module (102);
an SD card slot (105) is embedded in the sensor (101).
3. Submarine installation for cable twist release and measurement according to claim 2, where the sensor (101) is a six-axis angle sensor, placed under the insulation plate (108) so that the insulation plate (108) is inserted inside the counterweight (3) and the center of the sensor (101) is located at the center of the counterweight (3).
4. Subsea device for cable twist release and measurement, according to claim 1, characterized in that the pressure-resistant electrical cabin (2) comprises: the device comprises a bottom cabin (201), a fixing plate (203), an optical signal connecting piece (206) and an end cover (209);
the bottom cabin (201) is of a hollow structure with an opening at one end, the end cover (209) is fixedly connected to one end of the fixed plate (203), the fixed plate (203) is provided with an insulating plate (108) with a sensor (101), the fixed plate (203) is inserted into the bottom cabin (201), and the end cover is connected with the opening end of the bottom cabin (201);
an end cover seat is arranged at the bottom of the end cover (209), and the end cover seat of the end cover (209) is in transition fit with an opening of the bottom cabin (201); bolt holes are uniformly distributed in the top surface of the end cover (209) along the circumferential edge, and are fixedly connected with the bottom cabin (201) through bolts (205);
a fixing plate (203) is vertically welded on the bottom surface of the end cover seat, and four corners of the insulating plate (108) are fixed on the fixing plate (203) through end cover bolts (204);
the top surface of the end cover (209) is provided with an optical signal connecting piece (206) which is used for connecting with an upper computer through an optical cable;
the optical signal connector (206) is connected with the optical communication interface (109) through an optical fiber.
5. Underwater device for releasing and measuring the torsion degree of a cable according to claim 4, wherein the outer wall of the end cover seat is sleeved with a sealing ring (208) to seal the end cover seat with the bottom cabin (201).
6. Underwater device for release and measurement of twist level of a cable according to claim 4, wherein the optical signal connection (206) is a pressure cabin optical signal connector.
7. Subsea device for cable twist release and measurement according to claim 1, characterized in that the hoist shaft (4) comprises: a shaft handle (401), a cross beam (402) and a shaft body (403);
a hanging ring for connecting a cable is arranged on the shaft handle (401), and the shaft handle (401) is welded on the upper surface of the cross beam (402);
the shaft body (403) is fixedly arranged on the lower surface of the cross beam (402) and is abutted against the top surface of the end cover (209);
the cross beam (402) is fixedly connected to the top surface of the counterweight body (3).
8. Underwater device for cable twist release and measurement according to claim 7, characterized in that the shank (401) and the shaft body (403) are coaxially arranged at the center of the cross beam (402).
9. The underwater device for releasing and measuring the torsion degree of the cable as claimed in claim 1, wherein the counterweight body (3) is a hollow structure with an opening at one end, the bottom cabin (201) connected with the end cover (209) is inserted from the opening end of the counterweight body (3), a boss (202) is arranged on the outer side surface of the bottom cabin (201), a groove (301) corresponding to the boss (202) is arranged on the inner wall of the counterweight body (3), the boss (202) on the bottom cabin (201) is inserted into the corresponding groove (301) after being inserted into the counterweight body (3), a cross beam (402) is arranged on the counterweight body, a shaft body (403) for preventing the bottom cabin and the end cover from moving is arranged on the cross beam (402), and the sensor (101) on the insulating plate (108) is located at the center of the counterweight body (3) through the abutting joint of the shaft body (403) and the end cover (209).
10. Underwater device for cable twist release and measurement according to claim 1, characterized in that the pressure-resistant electrical cabin (2), the counterweight (3), the hoist shaft (4) are arranged coaxially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222138817.8U CN218085982U (en) | 2022-08-15 | 2022-08-15 | Underwater device for releasing and measuring torsion of mooring rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222138817.8U CN218085982U (en) | 2022-08-15 | 2022-08-15 | Underwater device for releasing and measuring torsion of mooring rope |
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| Publication Number | Publication Date |
|---|---|
| CN218085982U true CN218085982U (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222138817.8U Active CN218085982U (en) | 2022-08-15 | 2022-08-15 | Underwater device for releasing and measuring torsion of mooring rope |
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| CN (1) | CN218085982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117292877A (en) * | 2023-11-24 | 2023-12-26 | 中国海洋大学 | Special armoured cable torsion assessment and force unloading device for scientific investigation ship winch |
-
2022
- 2022-08-15 CN CN202222138817.8U patent/CN218085982U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117292877A (en) * | 2023-11-24 | 2023-12-26 | 中国海洋大学 | Special armoured cable torsion assessment and force unloading device for scientific investigation ship winch |
| CN117292877B (en) * | 2023-11-24 | 2024-02-23 | 中国海洋大学 | Special armoured cable torsion assessment and force unloading device for scientific investigation ship winch |
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