CN102410833B - Throwing-type measuring instrument capable of automatically releasing probe under water - Google Patents
Throwing-type measuring instrument capable of automatically releasing probe under water Download PDFInfo
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- CN102410833B CN102410833B CN 201110230984 CN201110230984A CN102410833B CN 102410833 B CN102410833 B CN 102410833B CN 201110230984 CN201110230984 CN 201110230984 CN 201110230984 A CN201110230984 A CN 201110230984A CN 102410833 B CN102410833 B CN 102410833B
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- floating drum
- end cover
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- measuring sonde
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Abstract
The invention discloses a throwing-type measuring instrument capable of automatically releasing a probe under water. The throwing-type measuring instrument comprises a floating barrel and a measuring probe arranged inside a floating barrel cabin, wherein an inductive switch, a floating barrel power supply, a fuse resistor and a pull rope are arranged on the floating barrel; the pull rope is connected with a lower end cover of the floating barrel to tension the lower end cover of the floating barrel to close the floating barrel cabin; the pull rope is coiled on and bypasses the fuse resistor; the inductive switch is turned on after the floating barrel enters water so as to switch on a power supply circuit of the fuse resistor; and the fuse resistor is powered on and heated to fuse the pull rope and open the lower end cover of the floating barrel to release the measuring probe. By using the throwing-type measuring instrument, the measuring efficiency can be improved; furthermore, the throwing-type measuring instrument has a self-managing function of the power supply, so inner circuits of the floating barrel and the measuring probe cannot be started to run until the floating barrel and the measuring probe enter the water; therefore, the working time of the instrument which throws the probe is prolonged, the instrument is convenient to use and the running reliability of the instrument is improved; and the throwing-type measuring instrument is particularly applicable to the field of scientific researches and surveys on seas.
Description
Technical field
The invention belongs to the surveying instrument technical field, specifically, relate to a kind of formula that jettisons surveying instrument that can after the instrument entry, automatically discharge measuring sonde.
Background technology
In the process of the ocean being carried out the scientific research investigation, the formula measuring equipment of jettisoning is widely used, such as jettisoning the formula sea water section measurer, being used for the dark surveying instrument of thermohaline of Measuring Oceanic temperature, salinity and the degree of depth etc.At present, this class jettisons the formula measuring equipment mainly by being installed in transmitter on the surveying vessel or ejecting gun emission measurement probe to tested marine site.Measuring sonde is Measuring Oceanic kinetic parameter cross-sectional data in dropping process, and the data line through being connected with transmitter or ejecting gun is back to surveying vessel with the data that detect, and offers the monitoring that the scientific investigation personnel carry out oceanographic data.Also have some to jettison the formula measuring equipment and adopt floating drum and measuring sonde two-part structure, floating drum also is also used as the holding bay of measuring sonde.Measuring instrument is thrown entry after starting floating drum and probe power supply by the scientific investigation personnel on the surveying vessel, automatically discharges the measuring sonde entry by the time-delay mechanism in the floating drum after delay time arrives again, and floating drum then vertically floats on the sea.The data line of oceanographic data through being connected with floating drum that measures by measuring sonde is back to floating drum, then sends to surveying vessel by the wireless data transmitter in the floating drum, for scientific investigation personnel monitoring.
For the formula that the jettisons surveying instrument of above-mentioned two kinds of versions, the former needs the surveying vessel measurement that brings to, and it is low therefore to measure efficient, and the investigation cycle is long; Although and the latter can significantly improve measurement efficient, also need manually-operated, furthermore can't be arranged the release time of the accurate adjusting measuring sonde of predictability, so adaptability is relatively poor.
Summary of the invention
The object of the present invention is to provide a kind of entry automatically to discharge the formula that the jettisons surveying instrument of probe, adopt floating drum to add the structural design mode of measuring sonde, can realize discharging immediately after the surveying instrument entry function of measuring sonde, thus Effective Raise measurement efficient.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of entry discharges the formula that the jettisons surveying instrument of probe automatically, comprises floating drum and the measuring sonde that is built in the floating drum cabin; Be provided with inductive switch, floating drum power supply, fusing resistor and stay cord at described floating drum; Described stay cord connects the bottom end cover of floating drum, and the bottom end cover of tensioning buoy is to close the floating drum cabin; Described stay cord twines and passes described fusing resistor, the conducting after the floating drum entry of described inductive switch, and the current supply circuit of connection fusing resistor makes the fusing resistor heating power, the fusing stay cord, and then the bottom end cover of floating drum is opened, discharge measuring sonde.
For make inductive switch can be after entry automatically conducting, in described inductive switch, be provided with the substrate of being made by insulating material, on the two opposite side surfaces of described substrate, be coated with respectively conductive coating, from the conductive coating of each side, draw respectively a wire, as the two poles of the earth of inductive switch; Described inductive switch is installed in the outside of floating drum, after the floating drum entry, stretches in the water, make the conductive coating conducting of substrate both sides.
Further, be fixedly installed circuit board in described floating drum inside, in order to realize that the floating drum internal circuit can start operation automatically after the floating drum entry, on described circuit board except described fusing resistor is set, also be provided with a relay, described inductive switch is connected in the current supply circuit of described relay coil, after inductive switch entry conducting, make the coil electricity of relay, its normally opened contact of adhesive; Because the normally opened contact of described relay is connected in the current supply circuit of described fusing resistor, therefore, can make the fusing resistor energising, the fusing stay cord generates heat rapidly, open the floating drum bottom end cover, discharge measuring sonde, reach the purpose of design that discharges immediately measuring sonde after the floating drum entry.
In order to realize jettisoning uploading of formula surveying instrument image data, also be provided with wireless data transmitter in described floating drum inside, the both positive and negative polarity of its power supply is connected in parallel on the two ends of described fusing resistor.After the floating drum entry, the wireless data transmitter operation that also powers on simultaneously, the data that measuring sonde is collected are emitted to surveying vessel in the mode of radiofrequency signal, for scientific investigation personnel monitoring.
Can accurately open after stay cord fusing in order conscientiously to guarantee the floating drum bottom end cover, described stay cord is connected to a side of the bottom end cover of floating drum, opposite side relative with the stay cord link position on bottom end cover is provided with back-moving spring, the other end of described back-moving spring is fixed on the counterbalance weight, described counterbalance weight is fixedly installed on the outside of floating drum bottom, and is positioned at the top of bottom end cover.
Further, the other end of described stay cord connects extension spring, and by described extension spring connection extension spring stay hook, and described extension spring stay hook is fixedly installed on the circuit board in the floating drum cabin.
Can automatically start its internal circuit operation that powers on after the measuring sonde entry in order to make, bottom at described floating drum is provided with magnet steel, be provided with Hall element at described measuring sonde, described Hall element passes the magnetic field that described magnet steel forms in the process of measuring sonde release entry, and then generation pulse signal, data acquisition circuit in the control survey probe starts operation, begins oceanographic data is gathered.
Further, described Hall element is single-pole switch type Hall element, and its power end connects the probe power supply of measuring sonde inside, and output of pulse signal to a magnetic latching relay of generation makes the magnetic latching relay coil electricity, its normally opened contact of adhesive; The normally opened contact of described magnetic latching relay is connected in the current supply circuit of data acquisition circuit in the described measuring sonde, makes the operation of data acquisition circuit electrifying startup.
Preferably, described Hall element is installed on the madial wall of measuring sonde; Described magnet steel is annular magnetic steel, and lock ring and is positioned at the top of bottom end cover on the sidewall of floating drum bottom.
Further, described measuring sonde connects the floating drum internal circuit by wire, and the numeral that collects or analog signal transmission to floating drum, and then are uploaded to surveying vessel by the wireless data transmitter of floating drum inside.
Compared with prior art, advantage of the present invention and good effect are: of the present invention to jettison the formula surveying instrument simple in structure, reliable, easy for installation, not only can be implemented in the function that automatically measuring sonde in the floating drum cabin is discharged entry after the surveying instrument entry, make and measure efficient and be improved; And has an autonomous management function of power supply, make the internal circuit of floating drum and measuring sonde only after its entry, start operation, prolonged thus the working time after surveying instrument is thrown in, greatly made things convenient for the use that jettisons the formula surveying instrument, strengthen the instrument reliability of operation, be particularly useful for scientific research investigation field, ocean.
After reading by reference to the accompanying drawings the detailed description of embodiment of the present invention, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is the one-piece construction synoptic diagram of the formula that jettisons surveying instrument proposed by the invention;
Fig. 2 is the partial enlarged drawing of floating drum bottom end cover part among Fig. 1;
Fig. 3 is the structural representation of inductive switch among Fig. 1;
Fig. 4 is the theory diagram of floating drum internal circuit;
Fig. 5 is the theory diagram of measuring sonde internal circuit.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in more detail.
Embodiment one, referring to shown in Figure 1, the formula that the jettisons surveying instrument of present embodiment adopts the structural design mode of floating drum 3 and measuring sonde 5, before instrument is thrown entry, measuring sonde 5 is built in the floating drum cabin, specifically can be stored in the latter half in the floating drum cabin, the first half in floating drum cabin can be used for putting the circuit modules such as circuit board 15 and wireless data transmitter 2.The emitting antenna 1 of described wireless data transmitter 2 passes floating drum 3 tops and stretches out, with the data that collect with radio frequency signal reach surveying vessel in form, carry out the Real-Time Monitoring of oceanographic data to offer scientific investigation personnel on the ship.
After throwing entry at floating drum 3, surveying instrument can be discharged into the measuring sonde 5 in the floating drum cabin in the water automatically, present embodiment is provided with inductive switch 4 at floating drum 3, internal circuit board 15 at floating drum is provided with fusing resistor R, be provided with stay cord 11 at the bottom end cover 10 as the floating drum hatch door, as shown in Figure 1.The described stay cord 11 preferred nylon withdrawal lines that adopt are connected with the bottom end cover 10 of floating drum 3, and before floating drum 3 entry, the bottom end cover 10 of tensioning buoy avoids measuring sonde 5 to come off to close the floating drum cabin.4 pairs of floating drums of the described inductive switch 3 whether state of entry detect, and connect in the current supply circuit of fusing resistor R, and described nylon withdrawal line 11 twined pass described fusing resistor R.After floating drum 3 was thrown entry, floating drum 3 vertically floated on the sea, at this moment, inductive switch 4 conductings, the current supply circuit of connection fusing resistor R makes rapidly heating of fusing resistor R energising, and then fusing nylon withdrawal line 11.Because nylon withdrawal line 11 disconnects, this moment, floating drum bottom end cover 10 was opened, and discharges measuring sonde 5 and delivers from godown under the Action of Gravity Field of floating drum bottom end cover 10 and measuring sonde 5 self, just after can realizing thus jettisoning the entry of formula surveying instrument, measuring sonde 5 discharges the purpose of design of entry at once automatically.
In order to ensure floating drum bottom end cover 10 after nylon withdrawal line 11 disconnects, can accurately open, to discharge measuring sonde 5, present embodiment has been installed a counterbalance weight 8 in the outside of floating drum 3 bottoms, in conjunction with shown in Figure 2, nylon withdrawal line 11 is passed described counterbalance weight 8 be connected with a side of floating drum bottom end cover 10, the opposite side of floating drum bottom end cover 10 (i.e. the opposite side relative with the link position of nylon withdrawal line 11 on bottom end cover 10) connects back-moving spring 9, and the other end of back-moving spring 9 is fixed on the counterbalance weight 8.Before nylon withdrawal line 11 did not fuse, nylon withdrawal line 11 overcame the convergent force of back-moving spring 9, and tensioning buoy bottom end cover 10 is to close the floating drum cabin.After nylon withdrawal line 11 was blown by fusing resistor R, floating drum bottom end cover 10 was opened under the effect of back-moving spring 9 convergent forces, and measuring sonde 5 just can descend under the effect of self gravitation thus, rolls the floating drum cabin away from, and entry gathers oceanographic data.
The other end for nylon withdrawal line 11 can adopt the multiple form that is connected and fixed, such as nylon withdrawal line 11 directly being fastened on fusing resistor R, also nylon withdrawal line 11 can be twined and pass on the circuit board 15 that is fixed on floating drum 3 inside behind the described fusing resistor R or on floating drum 3 sidewalls, present embodiment be not limited in above for example.Present embodiment preferably adopts the other end of nylon withdrawal line 11 is fixed on design on the circuit board 15 by extension spring 13, as shown in Figure 1.The other end of nylon withdrawal line 11 is connected extension spring 13, and by extension spring 13 connection extension spring stay hooks 12, extension spring stay hook 12 is fixedly mounted on the circuit board 15, extension spring 13 is used for making nylon withdrawal line 11 to keep tensioning state, avoid installing the lax of nylon withdrawal line 11 after the storage not in place or long-time, cause floating drum bottom end cover 10 to open.
In order to make the inductive switch 4 can immediately conducting after floating drum 3 is thrown entry, present embodiment have carried out brand-new design to the structure of inductive switch 4, makes inductive switch 4 possess the characteristic of meeting the water conducting.As shown in Figure 3, a substrate 16 of being made by insulating material is set in inductive switch 4, such as glass fibre basal plate etc., on the two opposite side surfaces of substrate 16, apply respectively one deck conductive coating, such as metal anode coating 17 and metallic cathode coating 18, from the conductive coating 17,18 of each side, draw respectively a wire 19, as anode and the negative electrode of inductive switch 4, be connected in the circuit of floating drum 3 inside, with the power on/off state of control fusing resistor R.The inductive switch 4 of described structure is installed in the outside of floating drum 3, and on the bottom surface such as floating drum 3 the first half cylindrical shells, as shown in Figure 1, the cross-sectional area of described floating drum 3 the first half cylindrical shells is greater than the cross-sectional area of the latter half cylindrical shell.After floating drum 3 was thrown entry, because the difference of the suffered buoyancy in floating drum 3 top and the bottom and the effect of counterbalance weight 8, the latter half cylindrical shell of floating drum 3 vertically stretched in the water, the entry of the first half shell portion, and part floats on the sea.At this moment, inductive switch 4 stretches in the water, utilizes the conductive characteristic of seawater, make conductive coating 17,18 conductings of substrate 16 both sides, inductive switch 4 is connected in the current supply circuit of fusing resistor R, can be communicated with the floating drum power supply to the power supply of fusing resistor R, make fusing resistor R heating power.
As a kind of preferred design of present embodiment, described floating drum power supply comprises floating drum primary power BT2 and floating drum accessory power supply BT1 two parts, and as shown in Figure 4, described floating drum power supply preferably adopts lithium battery or dry cell to realize.The two poles of the earth of inductive switch 4 are connected in the current supply circuit of a relay K MI coil, connect relay K MI coil such as anode 17, and connecting the positive pole of floating drum accessory power supply BT1 by described relay K MI coil, negative electrode 18 connects the negative pole of floating drum accessory power supply BT1.The normally opened contact of relay K MI is connected in the current supply circuit of fusing resistor R, specifically can adopt floating drum primary power BT2 is fusing resistor R power supply, and at the two ends of fusing resistor R wireless data transmitter 2 in parallel, namely the positive and negative electrode with the power supply of wireless data transmitter 2 is in parallel.After floating drum 3 is thrown entry, the water conducting is met at the two poles of the earth of inductive switch 4, make the coil electricity of relay K MI, its normally opened contact of adhesive, and then the current supply circuit of connection fusing resistor R and wireless data transmitter 2, control on the one hand rapidly heating of fusing resistor R energising, with the nylon withdrawal line 11 that fuses, open floating drum bottom end cover 10, discharge measuring sonde 5 and deliver from godown; Control on the other hand the operation of wireless data transmitter 2 electrifying startups, receive the image data that measuring sonde 5 sends, and be modulated into radio frequency signal, be emitted to surveying vessel by antenna 1.
In the present embodiment, described relay K MI preferably adopts magnetic latching relay to carry out circuit design, is laid on the circuit board 15 of floating drum 3 inside.Magnetic latching relay adopts permanent-magnet steel, the conversion of its on off state is finished by the pulse electrical signal triggering of one fixed width, has the maintenance function, in case switch state is finished, even coil blackout, the armature contact of relay still can keep previous state.
In order to make measuring sonde 5 after release is delivered from godown, can automatically start its internal circuit operation that powers on, present embodiment is provided with magnet steel 7 at the lateral wall of floating drum 3 bottoms, the preferred annular magnetic steel lock ring that adopts is arranged on floating drum 3 bottoms, is positioned on the lateral wall of bottom end cover 10 tops, as shown in Figure 1 and Figure 2.At measuring sonde 5 Hall element 6 is installed, is preferably adopted single-pole switch type Hall element to be close on the madial wall that is installed in measuring sonde 5.In measuring sonde 5 delivered from godown the process that falls, Hall element 6 can pass the magnetic field that annular magnetic steel 7 produces, and then the data acquisition circuit in the output pulse signal control survey probe 5 starts operation, began the data in tested marine site are carried out sample detecting.
As a kind of preferred design of measuring sonde 5 internal circuits, present embodiment is provided with probe power supply, magnetic latching relay KMII and data acquisition circuit in measuring sonde 5 inside, as shown in Figure 5.Wherein, the probe power supply can be divided into probe primary power BT4 and probe accessory power supply BT3 two parts, with corresponding connections of both positive and negative polarity with probe accessory power supply BT3 of the both positive and negative polarity of single-pole switch type Hall element 6, utilizing the accessory power supply BT3 that pops one's head in is that single-pole switch type Hall element 6 is powered.The pulse signal output end of single-pole switch type Hall element 6 is connected to an end of magnetic latching relay KMII coil, the other end of described magnetic latching relay KMII coil connects the positive pole of probe accessory power supply BT3, the normally opened contact of magnetic latching relay KMII is connected in the current supply circuit of data acquisition circuit, can utilize probe primary power BT4 to power for data acquisition circuit.When single-pole switch type Hall element 6 passes the magnetic field of annular magnetic steel 7 generations, export a low level pulse signal to the coil of described magnetic latching relay KMII, this moment, the two ends appearance potential of magnetic latching relay KMII coil was poor, make the electric current flowing through coil, the normally opened contact of adhesive magnetic latching relay KMII, and preserve this closure state.After the normally opened contact closure of magnetic latching relay KMII, the current supply circuit of data acquisition circuit is communicated with, make data acquisition circuit start operation, begin to gather oceanographic data, and by the internal circuit of wire transmission to floating drum 3, specifically can transfer in the wireless data transmitter 2 of floating drum 3 inside, to convert radio frequency signal to, be emitted to surveying vessel.
All right diode VD further in parallel at the two ends of described magnetic latching relay KMII coil, as shown in Figure 5, for magnetic latching relay KMII coil provides the path of releasing at the reverse voltage of outage moment generation, with the reliability service of assurance probe circuit.
Adopt the formula surveying instrument that jettisons of the present invention, not only can realize the automatic release function of measuring sonde after the instrument entry, and can realize that the internal circuit of floating drum and measuring sonde starts the function of operation automatically after the instrument entry, improved thus the intelligent level that jettisons the formula surveying instrument, for scientific investigation personnel's scientific research survey tasks provides convenience.
Certainly; above-mentioned explanation is not to be limitation of the present invention; the present invention also is not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (9)
1. an entry discharges the formula that the jettisons surveying instrument of probe automatically, comprises floating drum and is built in measuring sonde in the floating drum cabin, it is characterized in that: be provided with inductive switch, floating drum power supply, fusing resistor and stay cord at described floating drum; Described stay cord connects the bottom end cover of floating drum, and the bottom end cover of tensioning buoy is to close the floating drum cabin; Described stay cord twines and passes described fusing resistor, the conducting after the floating drum entry of described inductive switch, and the current supply circuit of connection fusing resistor makes the fusing resistor heating power, the fusing stay cord, and then the bottom end cover of floating drum is opened, discharge measuring sonde; Bottom at described floating drum is provided with magnet steel, be provided with Hall element at described measuring sonde, described Hall element passes the magnetic field that described magnet steel forms in the process of measuring sonde release entry, and then produces pulse signal, and the data acquisition circuit startup in the control survey probe moves.
2. entry according to claim 1 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: in described inductive switch, include the substrate of being made by insulating material, on the two opposite side surfaces of described substrate, be coated with respectively conductive coating, from the conductive coating of each side, draw respectively a wire, as the two poles of the earth of inductive switch; Described inductive switch is installed in the outside of floating drum, after the floating drum entry, stretches in the water, make the conductive coating conducting of substrate both sides.
3. entry according to claim 2 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: be fixedly installed circuit board in described floating drum inside, be provided with described fusing resistor and a relay at described circuit board, described inductive switch is connected in the current supply circuit of described relay coil, and the normally opened contact of described relay is connected in the current supply circuit of described fusing resistor.
4. entry according to claim 3 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: also be provided with wireless data transmitter in described floating drum inside, the both positive and negative polarity of its power supply is connected in parallel on the two ends of described fusing resistor.
5. entry according to claim 1 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: described stay cord is connected to a side of the bottom end cover of floating drum, opposite side relative with the stay cord link position on bottom end cover is provided with back-moving spring, the other end of described back-moving spring is fixed on the counterbalance weight, described counterbalance weight is fixedly installed on the outside of floating drum bottom, and is positioned at the top of bottom end cover.
6. entry according to claim 5 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: the other end of described stay cord connects extension spring, and connecting the extension spring stay hook by described extension spring, described extension spring stay hook is fixedly installed on the circuit board in the floating drum cabin.
7. entry according to claim 1 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: described Hall element is single-pole switch type Hall element, its power end connects the probe power supply of measuring sonde inside, output of pulse signal to one magnetic latching relay that produces, make the magnetic latching relay coil electricity, its normally opened contact of adhesive; The normally opened contact of described magnetic latching relay is connected in the current supply circuit of data acquisition circuit in the described measuring sonde, makes the operation of data acquisition circuit electrifying startup.
8. entry according to claim 1 discharges the formula that the jettisons surveying instrument of probe automatically, and it is characterized in that: described Hall element is installed on the madial wall of measuring sonde; Described magnet steel is annular magnetic steel, and lock ring and is positioned at the top of bottom end cover on the sidewall of floating drum bottom.
9. entry according to claim 1 discharges the formula that the jettisons surveying instrument of probe automatically, it is characterized in that: the data acquisition circuit in the described measuring sonde connects the floating drum internal circuit by wire, and the oceanographic data that collects is transferred to floating drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110230984 CN102410833B (en) | 2011-08-12 | 2011-08-12 | Throwing-type measuring instrument capable of automatically releasing probe under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110230984 CN102410833B (en) | 2011-08-12 | 2011-08-12 | Throwing-type measuring instrument capable of automatically releasing probe under water |
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| Publication Number | Publication Date |
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| CN102410833A CN102410833A (en) | 2012-04-11 |
| CN102410833B true CN102410833B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110230984 Expired - Fee Related CN102410833B (en) | 2011-08-12 | 2011-08-12 | Throwing-type measuring instrument capable of automatically releasing probe under water |
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| CN (1) | CN102410833B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052764A (en) * | 2016-08-11 | 2016-10-26 | 山东省科学院海洋仪器仪表研究所 | Latch automation pulling mechanism in expendable probe delivery system |
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| CN102879598B (en) * | 2012-10-29 | 2015-07-29 | 天津市海华技术开发中心 | Jettison formula profile sampling towed system transfer wire and throw in speed analoging detecting device |
| CN103644943B (en) * | 2013-12-18 | 2016-09-07 | 国家海洋技术中心 | Many pieces of straight line driving jettisons formula probe automatic release device |
| CN104135258B (en) * | 2014-06-17 | 2017-03-08 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of floating on water surface recorder false triggering preventing device and method |
| CN106005267A (en) * | 2016-06-21 | 2016-10-12 | 国家海洋技术中心 | Mechanical type fixed-length releasing buoy |
| CN109059876B (en) * | 2018-08-30 | 2023-10-13 | 中国人民解放军国防科技大学 | Air-drop type sea-air interface integrated detection device and method thereof |
| CN109708619B (en) * | 2019-03-01 | 2024-02-06 | 浙江星天海洋科学技术股份有限公司 | Floating measurement platform of water-in self-release probe and measuring instrument using same |
| CN109883402A (en) * | 2019-03-01 | 2019-06-14 | 浙江星天海洋科学技术有限公司 | Enter water from shedding mechanism and its water-soluble bottom cover and water-soluble connector processing method |
| US11656160B2 (en) | 2019-05-10 | 2023-05-23 | Jp Scientific Limited | Apparatus for solid phase microextraction |
| CN111175464B (en) * | 2020-01-21 | 2021-08-10 | 河海大学 | Water quality index vertical distribution monitoring system under pressure check and use method |
| CN112849339B (en) * | 2020-12-31 | 2021-08-10 | 国家海洋技术中心 | Air-drop type ocean data measuring device and data processing device |
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| JPS4534066B1 (en) * | 1964-09-11 | 1970-11-02 | ||
| US3552205A (en) * | 1968-07-24 | 1971-01-05 | Buzzards Corp | Apparatus for measuring properties of a fluid body from an airborne vehicle |
| GB1459589A (en) * | 1974-04-05 | 1976-12-22 | Bridon Ltd | Rope terminal fitting |
| DE19855000C1 (en) * | 1998-11-25 | 1999-11-18 | 4H Jena Engineering Gmbh | Carrier for water measuring probes and instruments, e.g. for profile detection of sea or freshwater parameters |
| CN2639178Y (en) * | 2003-09-01 | 2004-09-08 | 国家海洋技术中心 | Airborne expendable sea surface automatic throw-out apparatus |
| CN201503498U (en) * | 2009-09-25 | 2010-06-09 | 北京港震机电技术有限公司 | Releasing mechanism for floating type sea seismograph |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052764A (en) * | 2016-08-11 | 2016-10-26 | 山东省科学院海洋仪器仪表研究所 | Latch automation pulling mechanism in expendable probe delivery system |
| CN106052764B (en) * | 2016-08-11 | 2018-10-09 | 山东省科学院海洋仪器仪表研究所 | Jettison the automatic pulling mechanism of bolt in formula probe jettison system |
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