CN105043452A - CTD measurement system used for underwater mobile platform - Google Patents
CTD measurement system used for underwater mobile platform Download PDFInfo
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- CN105043452A CN105043452A CN201510536333.0A CN201510536333A CN105043452A CN 105043452 A CN105043452 A CN 105043452A CN 201510536333 A CN201510536333 A CN 201510536333A CN 105043452 A CN105043452 A CN 105043452A
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Abstract
The invention discloses a CTD(Conductivity, Temperature, Depth) measurement system used for underwater mobile platform. The system includes a fixed seat which is secured to the external side of an end cover of the underwater mobile platform body. The fixed seat is fixedly provided with a temperature sensor and a salinity sensor. A pressure sensor and a data acquisition controller are mounted on the internal side of the end cover of the underwater moving platform body. The pressure sensor has a pressure sensing port exposed outside the end cover of the underwater moving platform body. The data acquisition controller is connected to the pressure sensor, the temperature sensor, the salinity sensor, a motor and a main control unit of the underwater mobile platform. The apparatus is integrated on the end cover of the underwater mobile platform body. In terms of appearance, the apparatus is integrated on the underwater mobile platform and forms a streamline-shaped appearance. In terms of structure, the apparatus is assembled together with other parts of the underwater mobile platform into one body, which can effectively reduce adverse impact on the underwater mobile platform.
Description
Technical field
The present invention relates to a kind of ocean temperature, salinity, depth measurement device, especially for the temperature of small ocean mobile observation platform, salinity and depth measurement device.
Background technology
Ocean temperature, salinity observation and ocean temperature section, salt profile observation be ocean hydrologic environment investigation in important content.The application of the dark measuring instrument of thermohaline is also very many, and application form comprises with ship use, is arranged in fixed point oceanographic observation system, is arranged on the mobile observation platform of ocean, etc.Use with ship: after research ship arrives observation station, by winch for ship, dark for thermohaline measuring instrument is delivered to certain depth under water from sea, measure temperature and the Salinity Data at different depth place simultaneously.Be arranged in fixed point oceanographic observation system and use: dark for thermohaline measuring instrument is hung on the heaving pile of grappling recording geometry, hangs by different depth layering.In these two kinds of application forms, no matter the dark measuring instrument of thermohaline is self-tolerant or direct reading, and be all independently or relatively independent instrument, its version and size are substantially unrestricted in the application.And thermohaline dark measuring instrument when applying on the mobile observation platform of ocean, the restriction of the load-bearing capacity of observation platform can be subject to, comprise the aspects such as power supply capacity, driving force, space size; In addition, for the mobile observation platform that some are small-sized, its measurement mechanism loaded should ensure the requirement of measuring, and meets the requirement of mobile platform streamlined contour design again.
Ocean mobile observation platform can drift about with ocean current, timing automatic dive is to predetermined depth, float to sea again, and in moving process, obtain temperature and the Salinity Data (or other observation element data) of ocean different depth, when arriving surface, sea, observation data is extremely arrived bank station by satellite transmission.Because mobile observation platform is by changing or regulating the volume of self to realize function of auto-lift in water, therefore the volume of mobile platform, weight, center of gravity need accurate control.The conventional dark measuring instrument of thermohaline mostly is independently instrument, if it to be directly loaded in a certain position of mobile platform outside, first, overall weight increases more, the volume increasing platform is needed to adapt with it, and mobile platform volume is larger, larger with the volume-adjustment amount floated up to required for extra large surface to predetermined depth for completing dive, this point is difficult to realize under the prerequisite of mobile platform low-power consumption, low cost, miniaturization; The second, need by cable power supply between mobile platform and the dark measuring instrument of thermohaline and transmit data, adding buoy observed samples, data store, data are transmitted and the complicacy of power supply control, reliability also can reduce.Three, affect the slender contour design of whole mobile platform, increase Platform movement resistance, and then increase the power consumption of platform.In view of the foregoing, need the function for mobile observation platform and performance requirement, design a kind of dark measurement mechanism of thermohaline that can be applicable to mobile observation platform.
Summary of the invention
The present invention provides a kind of thermohaline for underwater movable platform dark measurement mechanism for solving in known technology the technical matters that exists, and this device effectively can reduce the harmful effect to underwater movable platform.
The technical scheme that the present invention takes for the technical matters existed in solution known technology is: the dark measurement mechanism of a kind of thermohaline for underwater movable platform, comprise the holder be packed in outside underwater movable platform fuselage end cap, described holder is fixed with protective cover, described protective cover is provided with multiple through hole, described protective cover and described holder are all coaxially arranged with underwater movable platform, in described protective cover, be provided with temperature sensor and salinity sensor, described temperature sensor and described salinity sensor are arranged on described holder; Pump chamber is formed in the bottom of described holder, the import of described pump chamber is connected with the conductance cell of described salinity sensor, the outlet of described pump chamber is connected with water circulation pipe, the outside of described water circulation pipe and described protective cover is affixed, the conductance cell of described salinity sensor, described pump chamber and described water circulation pipe form U-shaped water circulation channel, and described U-shaped water circulation channel two ends are uncovered; Impeller is provided with in described pump chamber, described impeller is driven by motor, described motor is arranged on the inner side of underwater movable platform fuselage end cap, the inner side of mobile platform fuselage end cap is also provided with pressure transducer and data acquisition controller under water, the pressure sensitive mouth of described pressure transducer is exposed to outside underwater movable platform fuselage end cap, and described data acquisition controller is connected with the main control unit of described pressure transducer, described temperature sensor, described salinity sensor, described motor and underwater movable platform.
Described data acquisition controller is arranged on fixed head, described fixed head is fixed on two cored screws, two described cored screws are arranged in the center line both sides of underwater movable platform symmetrically, one end of described cored screw is threaded with underwater movable platform fuselage end cap, the other end of described cored screw and sleeve connection, the bottom of described sleeve is connected with movable swivel nut by bolt, described sleeve, described movable swivel nut and described bolt are coaxially arranged, the nut of described bolt is arranged in described sleeve, via hole is provided with in the bottom of described sleeve, the screw rod of described bolt passes through described via hole and to stretch out outside the bottom of described sleeve and affixed with one end of described movable swivel nut, the described other end of movable swivel nut is connected with the pull rod screw in underwater movable platform.
The advantage that the present invention has and good effect are: be integrated under water on mobile observation platform fuselage end cap, and make sensor probe part be positioned at mobile observation platform fuselage outer side under water, expose in the seawater; Make data acquisition and control part be positioned at pressurized capsule inside mobile observation platform fuselage end cap under water, say from profile, the present invention is integrated on underwater movable platform, forms Streamline integrated profile; Structurally, after together with other sections fit of it and mobile platform, shape is in aggregates, effectively can reduce the harmful effect to underwater movable platform.The measurement function of dark for thermohaline measuring instrument is integrated in mobile observation platform self by the present invention, realize automatic, the circulation observation of the dark cross-sectional data of ocean thermohaline, instead of the superposition application of two kinds of instruments, making mobile observation platform and integrally compact conformation, weight, volume, resistance of motion increase very little, mobile platform can being made simultaneously to distribute science, reasonable more to measuring sampling, data storage, satellite communication, the control of dive and floating and power supply.Solve the problems such as the dark measuring instrument of conventional thermohaline direct integrated faced miniaturization, low-power consumption, high reliability on a mobile platform.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the schematic diagram that the present invention applies on buoy;
Fig. 4 is the side view of Fig. 3.
In figure: 1, protective cover; 2, salinity sensor (conductivity sensor); 3, temperature sensor; 4, holder; 41, pump chamber; 5, impeller; 6, motor; 7, water circulation pipe; 8, underwater movable platform fuselage end cap; 9, cored screw; 10, pressure transducer; 11, sleeve; 12, bolt; 13, movable swivel nut; 14, fixed head; 15, pull bar.
Embodiment
For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 ~ Fig. 4; the dark measurement mechanism of a kind of thermohaline for underwater movable platform; comprise the holder 4 be packed in outside underwater movable platform fuselage end cap 8; described holder 4 is fixed with protective cover 1; described protective cover 1 is provided with multiple through hole; described protective cover 1 and described holder 4 are all coaxially arranged with underwater movable platform; in described protective cover 1, be provided with temperature sensor 3 and salinity sensor 2, described temperature sensor 3 and described salinity sensor 2 are arranged on described holder 4.Described protective cover 1 is for the protection of temperature sensor and salinity sensor, and collision free damages.To be connected with holder 4 with screw and to fix, the through hole on protective cover, for ensureing the abundant exchange of water body inside and outside protective cover.
Pump chamber 41 is formed in the bottom of described holder 4; the import of described pump chamber 41 is connected with the conductance cell of described salinity sensor 2; the outlet of described pump chamber 41 is connected with water circulation pipe 7; described water circulation pipe 7 is L-type nonmetallic pipes; described water circulation pipe 7 is affixed with the outside of described protective cover 1; the conductance cell of described salinity sensor 2, described pump chamber 41 and described water circulation pipe 7 form U-shaped water circulation channel; and described U-shaped water circulation channel two ends are uncovered; communicate with outside body of water, as shown by the arrows in Figure 1.
In described pump chamber 41, be provided with impeller 5, described impeller 5 is driven by motor 6, and described motor 6 is arranged on the inner side of underwater movable platform fuselage end cap 8.When motor 6 is energized, impeller 5 rotates, and promotes water body in U-shaped water circulation channel and outside body of water exchanges, to ensure the validity that salinity (conductivity) is measured and accuracy.The inner side of mobile platform fuselage end cap 8 is also provided with pressure transducer 10 and data acquisition controller (not shown) under water, the pressure sensitive mouth of described pressure transducer 10 is exposed to outside underwater movable platform fuselage end cap, perception outside body of water pressure.
Described data acquisition controller is connected with the main control unit of described pressure transducer 10, described temperature sensor 3, described salinity sensor 2, described motor 6 and underwater movable platform.
Above-mentioned underwater movable platform fuselage end cap 8 is installation carriers of the dark measurement mechanism of whole thermohaline, and its profile is approximately hemisphere or semielliptical, and be a part for underwater movable platform shell, inside is pressurized capsule.
In the present embodiment, the conveniently assembling of structural arrangement and underwater movable platform fuselage end cap 8, described data acquisition controller is arranged on fixed head 14, described fixed head 14 is fixed on two cored screws 9, two described cored screws 9 are arranged in the center line both sides of underwater movable platform symmetrically, one end of described cored screw 9 is threaded with underwater movable platform fuselage end cap 8, the other end of described cored screw 9 is connected with sleeve 11, the bottom of described sleeve 11 is connected with movable swivel nut 13 by bolt 12, described sleeve 11, described movable swivel nut 13 and described bolt 12 are coaxially arranged, the nut of described bolt 12 is arranged in described sleeve 11, via hole is provided with in the bottom of described sleeve 11, the screw rod of described bolt 12 passes through described via hole and to stretch out outside the bottom of described sleeve 11 and affixed with one end of described movable swivel nut 13, the other end of described movable swivel nut 13 is threaded with the pull bar 15 in underwater movable platform.The described cored screw 9 fitted together, described sleeve 11, described movable swivel nut 13 and described bolt 12 are fixed on inside underwater movable platform fuselage end cap, handle is entered under from described cored screw 9, turn described bolt 12, make it drive described movable swivel nut 13 to be tightened on pull bar 15, realize socketing.Cored screw 9 and pull bar 15 link together by employing activity swivel nut 13, and then underwater movable platform fuselage end cap 8 and the dark measurement mechanism of thermohaline connected thereon reliablely and stablely are fixed on underwater movable platform.
In the present embodiment, underwater movable platform is buoy, and the dark measurement mechanism of thermohaline is fixed on and is positioned on the fuselage end cap at its top, if underwater movable platform is underwater glider, then needs dark for thermohaline measurement mechanism to be fixed on to be positioned on the fuselage end cap of its front portion.
Although be described the preferred embodiments of the present invention by reference to the accompanying drawings above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, can also make a lot of form, these all belong within protection scope of the present invention.
Claims (2)
1. the dark measurement mechanism of the thermohaline for underwater movable platform, it is characterized in that, comprise the holder be packed in outside underwater movable platform fuselage end cap, described holder is fixed with protective cover, described protective cover is provided with multiple through hole, described protective cover and described holder are all coaxially arranged with underwater movable platform, are provided with temperature sensor and salinity sensor in described protective cover, and described temperature sensor and described salinity sensor are arranged on described holder;
Pump chamber is formed in the bottom of described holder, the import of described pump chamber is connected with the conductance cell of described salinity sensor, the outlet of described pump chamber is connected with water circulation pipe, the outside of described water circulation pipe and described protective cover is affixed, the conductance cell of described salinity sensor, described pump chamber and described water circulation pipe form U-shaped water circulation channel, and described U-shaped water circulation channel two ends are uncovered;
Impeller is provided with in described pump chamber, described impeller is driven by motor, described motor is arranged on the inner side of underwater movable platform fuselage end cap, the inner side of mobile platform fuselage end cap is also provided with pressure transducer and data acquisition controller under water, the pressure sensitive mouth of described pressure transducer is exposed to outside underwater movable platform fuselage end cap, and described data acquisition controller is connected with the main control unit of described pressure transducer, described temperature sensor, described salinity sensor, described motor and underwater movable platform.
2. the dark measurement mechanism of the thermohaline for underwater movable platform according to claim 1, it is characterized in that, described data acquisition controller is arranged on fixed head, described fixed head is fixed on two cored screws, two described cored screws are arranged in the center line both sides of underwater movable platform symmetrically, one end of described cored screw is threaded with underwater movable platform fuselage end cap, the other end of described cored screw and sleeve connection, the bottom of described sleeve is connected with movable swivel nut by bolt, described sleeve, described movable swivel nut and described bolt are coaxially arranged, the nut of described bolt is arranged in described sleeve, via hole is provided with in the bottom of described sleeve, the screw rod of described bolt passes through described via hole and to stretch out outside the bottom of described sleeve and affixed with one end of described movable swivel nut, the described other end of movable swivel nut is connected with the pull rod screw in underwater movable platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510536333.0A CN105043452B (en) | 2015-08-27 | 2015-08-27 | Thermohaline depth measurement apparatus for underwater movable platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510536333.0A CN105043452B (en) | 2015-08-27 | 2015-08-27 | Thermohaline depth measurement apparatus for underwater movable platform |
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| CN105043452A true CN105043452A (en) | 2015-11-11 |
| CN105043452B CN105043452B (en) | 2017-03-15 |
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Cited By (3)
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| CN107179092A (en) * | 2017-07-06 | 2017-09-19 | 国家海洋技术中心 | A kind of marine monitoring sensor dynamic characteristic test platform |
| CN110412080A (en) * | 2019-07-03 | 2019-11-05 | 山东省科学院海洋仪器仪表研究所 | A kind of thermohaline depth sensor and the control method for inhibiting heating stagnation curve |
| CN113071608A (en) * | 2021-04-01 | 2021-07-06 | 吴德军 | Automatic timing buoy detection device |
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| CN113071608B (en) * | 2021-04-01 | 2022-05-10 | 山东韵丰环保科技有限公司 | Automatic timing buoy detection device |
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| CN105043452B (en) | 2017-03-15 |
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