CN204575793U - Based on the subsea cable pick-up unit of radio-frequency technique - Google Patents
Based on the subsea cable pick-up unit of radio-frequency technique Download PDFInfo
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- CN204575793U CN204575793U CN201520307791.2U CN201520307791U CN204575793U CN 204575793 U CN204575793 U CN 204575793U CN 201520307791 U CN201520307791 U CN 201520307791U CN 204575793 U CN204575793 U CN 204575793U
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Abstract
The utility model relates to a kind of subsea cable pick-up unit based on radio-frequency technique, belong to electric power safety detection field, cable detecting device comprises main cabin and clamp, clamp is provided with on the cable of RFID chip in being fixed on and stepping up below main cabin to be placed in, and inside, main cabin comprises the power plant module being provided with controller, the read-write cell reading RFID chip information in cable, detection of electrical leakage module, the signal monitoring module of monitoring cable state, the gravity adjusting module adjusting main cabin gravity and the motion of band motion detection device.The utility model is mainly used in the cable having implanted RFID chip in cable, information in read-write cell convenient reading cable is provided with in cable detecting device, facilitate the displacement of device for recording and detecting on cable simultaneously, solve that subsea cable detecting device cost in prior art is high, the problem of poor stability.
Description
Technical field
The utility model belongs to electric power safety detection field, is specifically related to a kind of subsea cable pick-up unit based on radio-frequency technique.
Background technology
The exploitation of the marine energy sources such as offshore wind farm has promoted the formation of marine power transmission network, and high pressure sea electric power cable is provided with more and more wide application space, mainly comprises the power supply, island networking, coastal state's networking etc. of offshore wind farm transmission of electricity, offshore oil and gas platform.As equipment most important in marine power transmission network, the safe operation of subsea cable is extremely important to electric system.
Owing to being subject to the factors such as the washing away of seawater, erosion, easily cause the insulation ag(e)ing of subsea cable, block-water performance to be deteriorated, make subsea cable produce leakage current, thus cause subsea cable to raise in the temperature of fault point, and then cause larger fault, and such as: ground short circuit fault etc.The change of subsea cable load current, also the temperature of subsea cable can be made to change, namely the change of subsea cable temperature can reflect the operation conditions of subsea cable, run in the temperature range of safety for making subsea cable, extend subsea cable serviceable life, be necessary to carry out daily monitoring maintenance to subsea cable health status.
Along with the increase day by day of ocean exploitation activity, cultivation in marine site, fishing net, ship anchor etc. can not be ignored the impact that extra large cable runs, and under traditional approach, fallen anchor, cast anchor, cannot early warning when fishery is fished for, ship pulls, bank base operation etc. destroys, difficulty is salvaged to the confirmation of the accurate location of accident point and accident ship and disconnected cable head, have impact on accident maintenance and adjustment of loss.Therefore study new method, the new tool of subsea cable health monitoring, for guaranteeing power network safety operation, build strong intelligent grid and have very important significance.
In addition, because the working environment of subsea cable is complicated, the required construction of cable is very complicated, and the mark of cable will be carried out repeatedly, and cost is large; The maintenance record work of subsea cable is due to sea condition complexity simultaneously, and detecting device reclaims difficulty, and cable data is more difficult to upgrade in time.
Summary of the invention
In order to overcome, subsea cable detecting device cost in prior art is high, the problem of poor stability, and the utility model provides a kind of subsea cable pick-up unit based on radio-frequency technique.
The technical solution of the utility model is: a kind of subsea cable pick-up unit based on radio-frequency technique, described subsea cable pick-up unit comprises main cabin and clamp, clamp is provided with on the cable of RFID chip in being fixed on and stepping up below main cabin to be placed in, inside, main cabin comprises and is provided with controller, read the read-write cell of RFID chip information in cable, detection of electrical leakage module, the signal monitoring module of monitoring cable state, adjust the gravity adjusting module of main cabin gravity and the power plant module of band motion detection device motion, controller electrical connection controls clamp, read-write cell, detection of electrical leakage module, signal monitoring module, gravity adjusting module and power plant module are all connected on the controller.
Described main cabin also comprises ejecting from main cabin and swims in the water surface and to give the alarm the cursory unit of signal, and cursory unit connects on the controller, and controller input information is in cursory unit.Be provided with microprocessor and the wireless signal generating means sending GPS positioning signal in described cursory unit, wireless signal generating means connects microprocessor.Described cursory unit also comprises and supports cursory unit and swim in buoyancy aid on the water surface, and the structure of buoyancy aid is superstructure and understructure, and upper strata is positioned at above the water surface, and lower floor is immersed in seawater, together with superstructure is fixing with understructure.The absorbent material that described superstructure selects density little, the material that understructure selects density large, the volume of superstructure is less than 1/3rd of understructure volume.Described, the surface of superstructure scribbles a coating, and coating is slowly dissolved in water, and paint thickness is at 1-3 centimetre.Described main cabin also comprises luminescence unit, luminescence unit connection control device, the signal generator collaborative work arranged in luminescence unit and controller.Described clamp comprises engagement pawl and linking arm, and the upper end of linking arm is fixed on below main cabin, and the lower end of linking arm is fixedly connected with engagement pawl, is provided with on controller that electric wire is electrically connected in main cabin in linking arm.The marginal portion of described engagement pawl is provided with the inclined slope structure of protection cable.The inside of described engagement pawl is provided with the roller of multiple direction of motion along cable direction, and permutation and combination becomes to reduce the roller set of friction.
The utility model has following good effect: the utility model is mainly used in the cable having implanted RFID chip in cable, be provided with information in read-write cell convenient reading cable in cable detecting device, facilitate the displacement of device for recording and detecting on cable simultaneously.The pick-up unit arranged in the utility model is moved on cable by clamp; thus the failure problems of detection streamer line; move along cable; the fault such as electric leakage, broken string of cable can be detected in time; in order to alleviate the frictionally damage of clamp to cable; the utility model has carried out detailed design in clamp; clamp marginal portion is provided with the inclined slope structure of protection cable; the inside of clamp engagement pawl is provided with the roller of multiple direction of motion along cable direction, thus reduces the friction to cable.In order to the signal that gives the alarm as early as possible in the utility model, be also provided with in pick-up unit and can eject the cursory unit that main cabin swims in the water surface.
Accompanying drawing explanation
Fig. 1 is the operating diagram of subsea cable pick-up unit in the utility model;
Fig. 2 is the structural representation of the clamp of subsea cable pick-up unit in the utility model;
Fig. 3 is the vertical view of the clamp of subsea cable pick-up unit in the utility model;
Fig. 4 is the roller structure schematic diagram of the clamp of subsea cable pick-up unit in the utility model;
Fig. 5 is the operating diagram of subsea cable pick-up unit in the utility model;
Fig. 6 is float structure schematic diagram in the cursory unit of subsea cable pick-up unit in the utility model;
In figure, 1 is main cabin, and 2 is clamp, and 3 is cable, and 4 is engagement pawl, 5 is linking arm, and 6 is inclined slope, and 7 is roller, and 8 is rotating shaft, and 9 is buoyancy aid, 10 is wireless signal transmitting device and the microprocessor of cursory unit, and 11 is superstructure, and 12 is understructure, and 13 is dope layer.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, embodiment of the present utility model is as the effect of the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part and principle of work, manufacturing process and operation using method etc., be described in further detail, have more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present utility model, technical scheme.
A kind of subsea cable pick-up unit based on radio-frequency technique, for implanting the subsea cable 3 of RFID chip, after RFID chip implanted by subsea cable 3, the relevant information of record cable, can reduce the repeatedly stamp technique of cable, maintenance simultaneously searches cable directly by reading RFID chip, after maintenance, write repair message, conveniently checks in the future, undertaken reading and written information by read write line, record, calling data convenient and efficient.As shown in Figure 1, seabed cable device comprises main cabin 1 and clamp 2 to its operating diagram, and clamp 2 is fastened on subsea cable line 3 and is fastened on below main cabin 1, settles each detection means in main cabin 1.The structural representation of clamp 2 is as shown in Fig. 2,3 and 4, clamp 2 structure comprises engagement pawl 4 and linking arm 5, the upper end of linking arm 5 is fixed on below main cabin 1, the lower end of linking arm 5 is fixedly connected with engagement pawl 4, engagement pawl 4 is by rotating shaft 8 connection of rotating, be provided with electric wire in linking arm 5 and be electrically connected to inside, main cabin 1, acceptor cabin 1 electric control.The marginal portion of engagement pawl 4 adopts certain thickness inclined slope 6 structure, be conducive to marine alga or other barriers that clamp 2 removes cable surface in motion process, again for avoiding the top layer of clamp wearing and tearing cable 3, engagement pawl 4 is by certain thickness, inclined slope 6 be also have certain thickness, multiple roller 7 is installed in the inside of engagement pawl 4, the structural representation of roller 7 as shown in Figure 4, what select in the utility model is by the roller of radian, be easily installed in semicircular engagement pawl 4, the direction of motion of roller 7 is cable directions, be combined into roller set, 3 groups of roller set are preferably set herein, reduce the friction that cable extexine is subject to greatly.
The structural principle of pick-up unit as shown in Figure 5, controller, read-write cell, detection of electrical leakage module, signal monitoring module, gravity adjusting module, power plant module and cursory unit are installed in main cabin, controller electrical connection controls clamp, control the engaging of clamp and unclamp, read-write cell, detection of electrical leakage module, signal monitoring module, gravity adjusting module are all connected on the controller with power plant module, and controller controls the state of cursory unit.
Read-write cell is used for reading the RFID chip information on subsea cable line, finds record trouble point, write RFID chip information, the information in convenient change RFID chip.Whether detection of electrical leakage module is used for detecting subsea cable and leaks electricity, the signal detected is sent in controller, signal monitoring module comprises the monitoring means such as temperature monitoring, pressure monitoring, electric field monitoring, by the temperature of monitoring cable line, pressure and electric field signal, monitor signal catastrophe point, be transported in controller and carry out Threshold Analysis, obtain the preliminary judged result whether cable is in normal condition.Be provided with the common threshold of trouble spot in controller, go out the situation of cable through Preliminary Analysis, Monitoring Data can preserve, until carry out data labor when pick-up unit is recovered to control center.While controller record cable monitor signal, combine with the information in RFID label tag, RFID label tag can record the distance of cable simultaneously, the input of range information can write range information with read write line in the installation process of cable, so the information of the monitoring point of recording in controller is all the locating information having cable, convenient for maintaining supervisory personnel fixes a point to find.
Gravity adjusting module is mainly through adjusting the buoyancy be subject to of pick-up unit, make pick-up unit at water float above or below cable, avoid clamp to move back always and drag the motion of main cabin, reduce the friction that cable is subject to, the secondary cabin of a confined space is provided with in main cabin, secondary cabin is for draining adjustment gravity of intaking, and gravity adjusting module controls the work in secondary cabin, ensures main cabin stress equalization.The object of power plant module is the kinetic energy in order to provide advance to monitoring device, and power plant module is arranged on the tail end in main cabin, promotes pick-up unit and travels forward.Cursory cellular installation, in main cabin, is provided with multiple cursory unit in main cabin, be provided with simple wireless signal generating means, can send gps signal in cursory unit.Controller detect cable have electric leakage, broken string or other failure conditions time, instruction will be sent in main cabin, eject cursory unit, cursory unit swims in the water surface, send gps signal to satellite and passing ship, by signal collection and the forwarding of satellite or passing ships, remind remote control center, having there is fault in cable, needs on-call maintenance.Also luminescence unit is provided with in main cabin, luminescence unit adopts the visible ray that distance light penetrability is strong, penetration capacity due to light depends on the frequency of light source, so the luminescence unit in the utility model adopts high-frequency light source, when maintenance personal finds the cursory unit swimming in the water surface, pick-up unit can be found according to luminous situation under water.Also be provided with signal generator in controller, when cursory unit launched by controller, the signal generator in controller also can launch alarm signal, together with luminescence unit, contributes to maintenance personal and finds pick-up unit, find trouble spot.Wherein the determination of disconnection fault is detected by main cabin, and when there is broken string situation, clamp can lose blessing thing, and detection of electrical leakage module can't detect signal, so controller can be judged as that disconnection fault appears in cable, thus the signal that gives the alarm.
Cursory unit in the utility model comprises wireless signal transmitting device and microprocessor, and microprocessor provides signal content to sender unit, and sender unit launches gps signal.In addition, cursory unit also comprises buoyancy aid 9, its structural representation as shown in Figure 6, sender unit and microprocessor 10 sealing are arranged on above buoyancy aid 9, cursory unit is supported by buoyancy aid 9 and swims on the water surface, the structure of buoyancy aid 9 is Dual-layer, superstructure 11 contacts wireless signal transmitting device, understructure 12 is immersed in seawater completely, the material of the little water suction of density is selected on upper strata 11, lower floor 12 selects the material that lightweight density is large, and the volume of superstructure 11 is less than 1/3rd of understructure 12 volume.The surface of superstructure 11 scribbles the coating that one deck is slowly dissolved in water, the thickness of coating reaches 1-3 centimetre and forms dope layer 13, carry at buoyancy aid like this in the process of cursory unit floating, the surface of superstructure is slowly dissolved in seawater, until when rising to the water surface, superstructure 11 is also in material water suction in seawater increases the weight of buoyancy aid, slow down cursory unit with water movement, facilitating cursory unit to a certain extent rests near the top of pick-up unit, reduces the scope that maintenance personal searches pick-up unit.And the volume of the superstructure 11 of elemental floating body is less than 1/3rd of the volume of understructure 12, cursory unit can not be caused to occur the situation of sinking.
During pick-up unit work, clamp adds and is held on cable, the state of main cabin moment detection streamer line also stores the data detected, once find cable abnormal state, give the alarm signal, if situation is serious in serious conditions such as electric leakage, broken strings, cursory unit is ejected to the water surface in main cabin, thus send gps signal, signal and alarm light and controller under water also gives the alarm, convenient for maintaining personnel searching.
By reference to the accompanying drawings the utility model is exemplarily described above; obvious the utility model specific implementation is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model is conceived and technical scheme is carried out; or design of the present utility model and technical scheme directly applied to other occasion, all within protection domain of the present utility model without to improve.
Claims (10)
1. the subsea cable pick-up unit based on radio-frequency technique, it is characterized in that, described subsea cable pick-up unit comprises main cabin and clamp, clamp is provided with on the cable of RFID chip in being fixed on and stepping up below main cabin to be placed in, inside, main cabin comprises and is provided with controller, read the read-write cell of RFID chip information in cable, detection of electrical leakage module, the signal monitoring module of monitoring cable state, adjust the gravity adjusting module of main cabin gravity and the power plant module of band motion detection device motion, controller electrical connection controls clamp, read-write cell, detection of electrical leakage module, signal monitoring module, gravity adjusting module and power plant module are all connected on the controller.
2. the subsea cable pick-up unit based on radio-frequency technique according to claim 1, it is characterized in that, described main cabin also comprises ejecting from main cabin and swims in the water surface and to give the alarm the cursory unit of signal, and cursory unit connects on the controller, and controller input information is in cursory unit.
3. the subsea cable pick-up unit based on radio-frequency technique according to claim 2, is characterized in that, be provided with microprocessor and the wireless signal generating means sending GPS positioning signal in described cursory unit, wireless signal generating means connects microprocessor.
4. the subsea cable pick-up unit based on radio-frequency technique according to claim 2, it is characterized in that, described cursory unit also comprises and supports cursory unit and swim in buoyancy aid on the water surface, the structure of buoyancy aid is superstructure and understructure, upper strata is positioned at above the water surface, lower floor is immersed in seawater, together with superstructure is fixing with understructure.
5. the subsea cable pick-up unit based on radio-frequency technique according to claim 4, it is characterized in that, the absorbent material that described superstructure selects density little, the material that understructure selects density large, the volume of superstructure is less than 1/3rd of understructure volume.
6. the subsea cable pick-up unit based on radio-frequency technique according to claim 4, is characterized in that, the surface of described superstructure scribbles a coating, and coating is slowly dissolved in water, and paint thickness is at 1-3 centimetre.
7. the subsea cable pick-up unit based on radio-frequency technique according to claim 1, is characterized in that, described main cabin also comprises luminescence unit, luminescence unit connection control device, the signal generator collaborative work arranged in luminescence unit and controller.
8. the subsea cable pick-up unit based on radio-frequency technique according to claim 1, it is characterized in that, described clamp comprises engagement pawl and linking arm, the upper end of linking arm is fixed on below main cabin, the lower end of linking arm is fixedly connected with engagement pawl, is provided with on controller that electric wire is electrically connected in main cabin in linking arm.
9. the subsea cable pick-up unit based on radio-frequency technique according to claim 8, is characterized in that, the marginal portion of described engagement pawl is provided with the inclined slope structure of protection cable.
10. the subsea cable pick-up unit based on radio-frequency technique according to claim 8, is characterized in that, the inside of described engagement pawl is provided with the roller of multiple direction of motion along cable direction, and permutation and combination becomes to reduce the roller set of friction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520307791.2U CN204575793U (en) | 2015-05-14 | 2015-05-14 | Based on the subsea cable pick-up unit of radio-frequency technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520307791.2U CN204575793U (en) | 2015-05-14 | 2015-05-14 | Based on the subsea cable pick-up unit of radio-frequency technique |
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| CN204575793U true CN204575793U (en) | 2015-08-19 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833901A (en) * | 2015-05-14 | 2015-08-12 | 安徽机电职业技术学院 | Submarine cable detection apparatus based on radio frequency technology |
| CN106199245A (en) * | 2016-06-24 | 2016-12-07 | 山东联合电力设计有限公司 | The malfunction detection system of a kind of high tension cable and method |
| CN113063453A (en) * | 2021-04-09 | 2021-07-02 | 国网河北省电力有限公司沧州供电分公司 | Submarine cable state monitoring and comprehensive online monitoring equipment |
-
2015
- 2015-05-14 CN CN201520307791.2U patent/CN204575793U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833901A (en) * | 2015-05-14 | 2015-08-12 | 安徽机电职业技术学院 | Submarine cable detection apparatus based on radio frequency technology |
| CN106199245A (en) * | 2016-06-24 | 2016-12-07 | 山东联合电力设计有限公司 | The malfunction detection system of a kind of high tension cable and method |
| CN113063453A (en) * | 2021-04-09 | 2021-07-02 | 国网河北省电力有限公司沧州供电分公司 | Submarine cable state monitoring and comprehensive online monitoring equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |