CN114705322B - Temperature chain and method of use thereof - Google Patents
Temperature chain and method of use thereof Download PDFInfo
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- CN114705322B CN114705322B CN202210631825.8A CN202210631825A CN114705322B CN 114705322 B CN114705322 B CN 114705322B CN 202210631825 A CN202210631825 A CN 202210631825A CN 114705322 B CN114705322 B CN 114705322B
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000005259 measurement Methods 0.000 claims abstract description 20
- 229920000271 Kevlar® Polymers 0.000 claims abstract description 14
- 239000004761 kevlar Substances 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 25
- 239000013535 sea water Substances 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 8
- 238000005070 sampling Methods 0.000 claims description 6
- 239000004745 nonwoven fabric Substances 0.000 claims description 4
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- 230000003139 buffering effect Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000004073 vulcanization Methods 0.000 description 20
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- 238000007789 sealing Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Manufacturing & Machinery (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a temperature chain and a using method thereof, comprising the following steps: a measuring unit for monitoring the marine environment, a control unit for controlling the measuring unit and processing marine environment data, a connecting unit for fixing the measuring unit on the control unit, wherein the measuring unit comprises a first heart ring, a first Kevlar rope, a temperature chain cable and a temperature measuring mechanism, the connection unit comprises a watertight cable, a second heart ring and a second Kevlar rope for reducing local stress of the watertight cable, the control unit comprises a control cabin end cover, a control cabin body, a master control board for receiving and analyzing the measurement unit, a watertight connecting piece and a power supply, the temperature measurement mechanism is miniaturized and integrated, the temperature measurement mechanism is supported on a temperature chain cable through a support structure, the convenience of transportation, arrangement and recovery of the temperature chain is greatly improved while the measurement precision is ensured.
Description
Technical Field
The invention relates to the field of marine environment monitoring, in particular to a temperature chain and a using method thereof.
Background
The temperature of the seawater can reflect the current state of the seawater, and the change of the seawater temperature not only has great influence on marine organisms, but also has great influence on human life, so that the temperature of the seawater needs to be monitored in real time, particularly the temperature of the water with a vertical water temperature profile of the sea.
At present, the main monitoring mode to sea water temperature relies on the temperature chain to measure the temperature, the detection of temperature chain exists at present, but the integrated mode is fairly simple, the wholeness is not strong, more like piling up of instrument, cause the present temperature chain can use, but life is generally short, receive the erosion of sea water easily, cause the problem that the temperature chain damaged, and temperature probe can pass through in the vulcanization node, and wrap up the vulcanization node in high strength cable, this has just led to guaranteeing the leakproofness, but the measuring result is inaccurate, also can't produce the real-time exchange of temperature, through vulcanizing branch, at branch cable end-to-end connection instrument, cause the inconvenience to the user when the temperature chain is retrieved the transportation, the constitution through fixing the high strength cable on the steel wire is more complicated, the user has a great deal of inconvenience when using to carry.
Disclosure of Invention
It is an object of the present invention to overcome one or more of the above-mentioned problems of the prior art and to provide a temperature chain and a method for using the same.
To achieve the above object, the present invention provides a temperature chain comprising:
the device comprises a measuring unit for monitoring the ocean temperature, a control unit for controlling the measuring unit and receiving the ocean temperature data of the measuring unit, and a connecting unit for connecting the measuring unit and the control unit;
the measuring unit comprises a first heart ring, a first Kevlar rope, a temperature chain cable and a plurality of temperature measuring mechanisms, the temperature measuring mechanisms are fixedly connected to the temperature chain cable, the temperature measuring mechanisms are uniformly arranged on the temperature chain cable at intervals, the first heart ring used for enabling the measuring unit to vertically enter the ocean is arranged on one side, away from the connecting unit, of the temperature chain cable, and the first heart ring is connected with the temperature chain cable through the first Kevlar rope;
the temperature measuring mechanism comprises a unit circuit board, a temperature sensor, a first mounting structure, a second mounting structure and a supporting structure, the temperature measuring mechanism is fixed on the temperature chain cable through the supporting structure, the supporting structure is a cylindrical structure, the cross section of the supporting structure is of a major arc structure, the supporting structure comprises a first supporting part and a second supporting part, the first mounting structure is fixedly connected to one side of the supporting structure through the first supporting part, the second mounting structure is fixedly connected to the other side of the supporting structure opposite to the first mounting structure through the second supporting part, the temperature sensor is fixedly connected with the first mounting structure and is arranged in the first mounting structure, the unit circuit board is fixedly connected with the second mounting structure and is arranged in the second mounting structure.
According to one aspect of the invention, the first mounting structure is a tubular structure, a through hole is arranged in the first mounting structure, one end of the first mounting structure, which is far away from the second mounting structure, is provided with an annular plane surrounding the through hole, the annular plane is an inclined plane, and an annular convex structure is arranged in the through hole.
According to one aspect of the invention, the temperature sensor comprises a temperature probe and a fixed seat, a groove structure is arranged on the fixed seat, the fixed seat is fixedly connected with the annular convex structure of the first mounting structure through the groove structure, so that the temperature sensor is fixed in the first mounting structure, and the temperature probe extends out of the plane of the inclined surface of the first mounting structure.
According to one aspect of the invention, the temperature chain cable comprises a sheath, an inner sheath layer, a main line, an insulating layer and a conductor from outside to inside, wherein an interlayer of the sheath and the inner sheath layer is filled with non-woven fabric, the main line is located inside the inner sheath layer, the conductor for electrical connection is arranged inside the main line, and the insulating layer is wrapped on the surface of the conductor.
According to an aspect of the present invention, there are four main lines, which are a first main line, a second main line, a third main line and a fourth main line, the sheath is provided with a first opening structure, the main lines are led out through the first opening structure on the sheath to form a circuitous structure for buffering when a force is applied, and a shielding layer is wrapped on the surface of the circuitous structure. According to an aspect of the present invention, the second mounting structure includes a first fixing plate, a second fixing plate, and a second opening structure, the first fixing plate and the second fixing plate are symmetrically disposed at one side of the second supporting portion, and a distance between the first fixing plate and the second fixing plate is smaller than a diameter of the supporting structure of the cylindrical structure, the second opening structure is disposed between the first fixing plate and the second fixing plate.
According to an aspect of the present invention, the unit circuit board is fixedly connected to the second mounting structure, three sets of connection terminals are provided on the unit circuit board, a first set of connection terminals is connected to the temperature sensor, a second set of connection terminals is connected to the third main line and the fourth main line of the drawn main lines through the second opening structure of the second mounting structure, and a third set of connection terminals is connected to the first main line and the second main line of the drawn main lines such that the first main line and the second main line supply power to the unit circuit board.
According to one aspect of the invention, the connection unit comprises a watertight cable, a second heart ring for reducing local stress of the watertight cable and a second Kevlar rope, the measurement unit is connected with the control unit through the watertight cable and the second heart ring, the second heart ring is connected with the watertight cable through the second Kevlar rope, and the watertight cable is in threaded connection with the control unit and the measurement unit.
According to one aspect of the invention, the control unit comprises a control cabin end cover, a control cabin body, a master control board for receiving and analyzing the measurement unit, a watertight connecting piece and a power supply, wherein the master control board and the power supply are positioned in the control cabin body, the watertight connecting piece is arranged on the control cabin end cover on one side far away from the power supply, and the watertight cable is in threaded connection with the control unit through the watertight connecting piece.
According to one aspect of the invention, the master control board internally comprises an internal clock, a timer module and a communication module.
To achieve the above object, the present invention provides a method for using a temperature chain, comprising:
step 1: binding the connecting unit with a floating ball to enable the control unit to be located above the sea level, and enabling the measuring unit to vertically enter the sea;
step 2: carrying out system initialization on the control unit and setting basic variables;
and step 3: comparing the time with the time of a receiving terminal to judge whether the time of an internal clock in the control unit is normal or not, if not, setting the time of the internal clock to be the same as the time of the receiving terminal, if so, counting through a counter module of the control unit, and if the counter module reaches the preset acquisition time, supplying power to the measurement unit and acquiring the temperature of the seawater through the measurement unit;
and 4, step 4: after the measurement unit finishes data acquisition, the measurement unit is powered off, and the mode of the control unit is converted into a low power consumption mode;
and 5: and determining the acquisition time of the next period through a timer module in the control unit, and circulating the steps 3-5.
According to an aspect of the invention, the setting the basic variables comprises: node collection interval time, temperature chain node point sampling period, collection node number and file name.
According to one aspect of the invention, the method for supplying power to the measuring unit and collecting the temperature of the seawater by the measuring unit comprises the following steps:
the method comprises the steps of supplying power to a measuring unit, initializing a communication module in a control unit, setting the communication module into an acquisition mode, enabling a temperature sensor to acquire the temperature of the position, transmitting and storing acquired data into a unit circuit board in real time, setting the communication module into a receiving mode, and uploading the data in the unit circuit board to the control unit.
Based on this, the beneficial effects of the invention are:
(1) the temperature probe and the unit circuit board realize microminiature design, so that the volume occupied by a vulcanization node is minimized, the volume of a vulcanization bag is minimized, and the transportation, the distribution and the recovery of a temperature chain are more convenient;
(2) the outgoing line is pre-embedded in advance on a wire core of the temperature chain cable, then the whole temperature chain cable is subjected to glue coating extrusion, and finally the four main lines are led to the outermost side of the cable, so that the bearing structure of the temperature chain cable is not damaged integrally, and a foundation is laid for realizing a vulcanization package of a temperature node;
(3) the supporting structure is designed for convenience of node vulcanization, the temperature probe, the unit circuit board and the temperature chain cable are fixed together, so that the vulcanization mold is more convenient and more in place to install, and the temperature probe can be positioned outside a vulcanization bag after vulcanization is completed by matching with the corresponding vulcanization mold, so that the measurement accuracy and real-time performance are ensured;
(4) and after data acquisition is finished, the power-off operation is carried out on the temperature chain link points, and the master control board is set to be in a low power consumption mode, so that the electric energy consumption is reduced to the maximum extent, and the working time is prolonged.
(5) Grasp the temperature chain cable through the supporting structure, simultaneously because the second mounting structure passes through the second supporting part and sets up on the lateral wall of supporting structure, the mounted position of first mounting structure and second mounting structure is less than the diameter position of supporting structure, therefore when the supporting structure grasps the temperature chain cable, the second mounting structure that sets up on it can produce the power that inwards tightens up, consequently increases the clamp force of upside second mounting structure department to the unit circuit board for the firm fixing of temperature measurement mechanism is on the temperature chain cable.
(6) The second opening structure ensures that the unit circuit board cannot be extruded in order to provide an installation space for the electronic components, and ensures the service life in seawater.
(7) The effect on the inclined plane of first mounting structure department is in order to form the conical body and reduce the resistance in the sea, and temperature chain cable sinks the in-process, and the top portion on the inclined plane of first mounting structure can touch the barrier in advance and bump into the redirecting in advance with the barrier for temperature probe obtains effective protection, increases the exchange of water, and the water that gets into first mounting structure can in time exchange with external water, guarantees that the inside does not have the water that can not exchange, guarantee measurement accuracy.
Drawings
FIG. 1 schematically shows an overall schematic view of a temperature chain according to an embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating the positional relationship of a first mounting structure, a second mounting structure and a support structure according to an embodiment of the present invention;
FIG. 3 is a schematic view showing the arrangement of a temperature measuring mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic diagram showing the arrangement of a temperature measuring mechanism supported by a temperature chain according to an embodiment of the present invention;
FIG. 5 is a view schematically showing the arrangement of a temperature sensor according to an embodiment of the present invention;
FIG. 6 is a schematic view showing a structural arrangement of a unit circuit board according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional structural layout view of a temperature chain cable according to an embodiment of the present invention;
fig. 8 is a schematic diagram showing a structural arrangement of a detour structure of a lead-out wire according to an embodiment of the present invention;
FIG. 9 is a view schematically showing the structural arrangement of a connection unit according to an embodiment of the present invention;
FIG. 10 is a schematic diagram showing the structural arrangement of a control unit according to an embodiment of the present invention;
fig. 11 schematically shows a flow chart of a temperature chain usage method according to the present invention.
Detailed Description
The present invention will now be discussed with reference to exemplary embodiments, it being understood that the embodiments discussed are only for the purpose of enabling a person of ordinary skill in the art to better understand and thus implement the contents of the present invention, and do not imply any limitation on the scope of the present invention.
As used herein, the term "include" and its variants are to be read as open-ended terms meaning "including, but not limited to. The term "based on" is to be read as "based, at least in part, on" and the terms "one embodiment" and "an embodiment" are to be read as "at least one embodiment".
Fig. 1 shows an overall schematic view of a temperature chain according to an embodiment of the present invention, and as shown in fig. 1, the temperature chain according to the present invention includes:
the marine environment monitoring system comprises a measuring unit 1 for monitoring the marine environment, a control unit 3 for supplying power to the measuring unit 1 and controlling the measuring unit 1 to measure data, and a connecting unit 2 for connecting the measuring unit 1 with the control unit 3.
According to one embodiment of the invention, the measuring unit 1 comprises a first heart ring 101, a first Kevlar cable 102, a temperature chain cable 103 and a temperature measuring mechanism 104.
According to an embodiment of the present invention, as shown in fig. 3, the temperature measuring mechanism 104 includes a unit circuit board 1041, a temperature sensor 1042, a first mounting structure 1043, a second mounting structure 1044, and a supporting structure 1045, as shown in fig. 3 and 4, the supporting structure 1045 is a cylindrical structure and the cross section of the supporting structure 1045 is a major arc structure, an opening is disposed at the bottom of the supporting structure 1045, the supporting structure 1045 includes a first supporting portion 10451 and a second supporting portion 10452, the first mounting structure 1043 is fixedly connected to one side of the supporting structure 1045 through the first supporting portion 10451, the second mounting structure 1044 is fixedly connected to the other side of the supporting structure 1045 opposite to the first mounting structure 1043 through the second supporting portion 10452, the supporting structure 1045 is slid from one side of the temperature chain cable 103 by using the cylindrical structure at the bottom and is fixed to a corresponding position of the temperature chain cable 103, the plurality of temperature measuring mechanisms 104 are fixedly connected to the temperature chain cable 103 and are uniformly spaced between the plurality of temperature measuring mechanisms 104 The first heart ring 101 is arranged at the end of the temperature chain cable 103, the first heart ring 101 is fixed on the temperature chain cable 103 through the first kevlar rope 102, a weight can be hung through the first heart ring 101, the temperature chain cable 103 can vertically enter the water when entering the water, the vertical entering of the water is aimed at ensuring that the temperature at different positions can be measured, ensuring the temperature gradient to be accurate, and after the weight is hung, the temperature chain cable 103 can also be ensured to be vertical when encountering small ocean currents, the supporting structure 1045 is designed for the convenience of node vulcanization, the temperature probe 10421, the unit circuit board 1041 and the temperature chain cable 103 are fixed together, so that the vulcanization mold can be more conveniently and conveniently installed, the second installing structure 1044 comprises a first fixing plate 10441, a second fixing plate 10442 and a second opening structure 10443, the first fixing plate 10441 and the second fixing plate 10442 are symmetrically arranged at one side 10452 of the second supporting part 104, and the distance between the first fixing plate 10441 and the second fixing plate 10442 is smaller than the diameter of the support structure 1045 of the cylindrical structure, the second opening structure 10443 is disposed between the first fixing plate 10441 and the second fixing plate 10442 and near one side of the second supporting portion 10452, the temperature chain cable 103 is gripped by the support structure 1045, and at the same time, because the second mounting structure 1044 is disposed on the side wall of the support structure 1045 through the second supporting portion 10452, the mounting positions of the first mounting structure 1043 and the second mounting structure 1044 are smaller than the diameter position of the support structure 1045, when the support structure 1045 grips the temperature chain cable 103, the second mounting structure 1044 disposed thereon generates an inwardly tightened force, thereby increasing the clamping force on the unit circuit board 1041 at the upper second mounting structure 1044, so that the temperature measuring mechanism 104 is firmly fixed on the temperature chain cable 103.
According to an embodiment of the present invention, as shown in fig. 2, the first mounting structure 1043 is a tubular structure, the through hole 10431 is provided inside the first mounting structure 1043, the first mounting structure 1043 is supported at one end (left end in the figure) above the support structure 1045 by the first support part 10451, the annular plane of the first mounting structure 1043 away from the second mounting structure 1044 and surrounding the through hole 10431 is an inclined plane, the annular plane of the first mounting structure 1043 close to the second mounting structure 1044 is a plane along the vertical direction in the figure, the inclined plane at the first mounting structure 1043 functions to make the end of the first mounting structure 1043 form a cone to reduce resistance in the sea, the top end part of the inclined plane of the first mounting structure 1043 may touch an obstacle in advance to change the direction of the obstacle during sinking of the temperature chain cable 103, so that the temperature probe 10421 is effectively protected, and the first mounting structure 1043 side is provided to further increase exchange of adding water, the water entering the first mounting structure 1043 can be exchanged with the external water in time, so that the water which cannot be exchanged inside is ensured, and the measurement precision is ensured.
According to an embodiment of the present invention, as shown in fig. 5, the temperature sensor 1042 includes a temperature probe 10421 and a fixing base 10422, the temperature sensor 1042 is engaged with the annular protrusion structure on the first mounting structure 1043 through the fixing base 10422, unlike other temperature chains, the temperature probe 10421 of the present invention is not hermetically disposed, and the detection precision is not accurate due to the hermetic disposition, the temperature probe 10421 of the present invention is located at the inclined surface of the first mounting structure 1043, and the temperature probe 10421 extends out of the inclined surface, the temperature probe 10421 directly contacts with the seawater, so that except that the temperature probe 10421 is exposed in the water, other components of the temperature sensor 1042 are all sealed structures, the temperature probe 10421 can accurately detect the temperature of the ocean when entering the ocean, the problem of inaccurate temperature measured by other temperature chains is solved, and the temperature sensor 1042 of the present invention is more compact and has good sealing performance, cooperate corresponding vulcanization mould utensil, can guarantee that temperature probe 10421 vulcanizes and be in the vulcanization package outside after accomplishing, guarantee measuring accuracy and real-time, temperature sensor 1042 afterbody is provided with the paster, make temperature sensor 1042 pass through paster and unit circuit board 1041 electric connection, data transmission that will collect gives unit circuit board 1041, so set up, make temperature probe 10421 and unit circuit board 1041 realize the microminiature design, make the shared volume minimizing of vulcanization node, make the volume minimizing of vulcanization package, the transportation of temperature chain, arrange, it is more convenient to retrieve.
According to an embodiment of the present invention, as shown in fig. 7, the outside of the temperature chain cable 103 is protected by a sheath 1031, and the thickness of the sheath 1031 is 1.5 times of that of a normal cable, the corrosion of seawater to the temperature chain cable 103 is reduced by thickening the sheath 1031, the service life of the temperature chain cable 103 is increased, the inside of the sheath 1031 is an inner protective layer 1032, the damage of the inside components due to seawater is avoided by two protection measures of the sheath 1031 and the inner protective layer 1032, furthermore, the middle of the sheath 1031 and the inner protective layer 1032 is filled with a non-woven fabric, when the sheath 1031 is slightly damaged, the non-woven fabric inside can absorb a small amount of seawater, two groups of main lines are arranged inside the inner protective layer 1032, two groups of main lines are respectively provided with a conductor 1034, the outside of the conductor 1034 is wrapped by an insulating layer 1033, the main lines are made of teflon plated silver wires (30 AWG audio wire diameter 0.68 mm), and respectively have four main lines, respectively a first main line 1035, a second main line 1036, a third main line 1037 and a fourth main line 1038, wherein the first main line 1035 and the second main line 1036 are in a group, the third main line 1037 and the fourth main line 1038 are in a group, as shown in fig. 8, the sheath 1031 is provided with a first opening structure 10311, the length of the first opening structure 10311 is 5mm, the four main lines are led out through the first opening structure 10311 on the sheath 1031, firstly the four main lines extend out 10mm along the right side of the sheath 1031, then the four main lines continue to extend out 20mm along the left side of the sheath 1031, so that the four main lines led out form a detour structure 1039, if the four main lines are directly led out, the detour structure 1039 shown in the present invention is not provided, then the four main lines are broken due to the pressure in the water when in use, so that the detour structure 1039 needs to be provided, the four main lines obtain buffer protection when in use, and the four main lines are led out vertically after the detour structure 1039 is formed, leading-out wires are pre-buried in advance on wire cores of the temperature chain cable 103, then the whole temperature chain cable 103 is subjected to rubber coating extrusion, and finally the four main wires are led to the outermost side of the cable, so that the bearing structure of the temperature chain cable 103 is not damaged integrally, and a foundation is laid for realizing a vulcanization package of a temperature node.
According to an embodiment of the present invention, as shown in fig. 6, the unit circuit board 1041 functions as an information address, records information of each node, and feeds back the information to the control unit 3, two sets of connection terminals are disposed on the unit circuit board 1041, which are a first set of connection terminals 10411 and a second set of connection terminals 10412, each set of connection terminals has two connection ends, wherein the first set of connection terminals 10411 is disposed on the front side of the unit circuit board 1041, the second set of connection terminals 10412 is disposed on the rear side of the unit circuit board 1041, the first set of connection terminals 10411 on the front side is electrically connected to a patch disposed on the temperature sensor 1042, the second set of connection terminals 10412 on the rear side is connected to a third main line 1037 and a fourth main line 1038 led out by the temperature chain cable 103, and the third set of connection terminals 10413 in the middle part is connected to a first main line 1035 and a second main line 1044 led out by the temperature chain cable 103, and the unit circuit board 1041 enters a second mounting structure by sliding manner and is connected to the second mounting structure The second opening structure 10443 is disposed at the bottom of the second mounting structure 1044, the second opening structure 10443 provides a mounting space for the electronic component, so as to ensure that the unit circuit board 1041 is not squeezed, and to ensure the service life of the unit circuit board 1041 in seawater, the third main line 1037 and the fourth main line 1038 are connected with the second group of connection terminals 10412 at the tail of the unit circuit board 1041 through the second opening structure 10443, the first main line 1035 and the second main line 1036 are connected with the third group of connection terminals 10413 at the middle of the unit circuit board 1041 through the second opening structure 10443, the first main line 1035, the second main line 1036, the third main line 7 and the fourth main line 1038 extending out of the temperature chain cable 103 can be connected with the unit circuit board 1041 through the second opening structure 10443, so that the unit circuit board 1041 and the temperature chain cable 103 can be integrated.
According to one embodiment of the invention, as shown in fig. 9, the connection unit 2 comprises a watertight cable 201, a second heart ring 202 and a second kevlar rope 203, the measuring unit 1 is connected with the control unit 3 by the watertight cable 201, the second heart ring 202 is located in the middle of the connection unit 2, the second heart ring 202 is arranged for the purpose, a float, rope for tying the rope, or other component may be provided at the second heart ring 202, so that the component at the upper part of the second heart ring 202 is above sea level, whereas the assembly, which is in the lower part of the second heart ring 202, is located below sea level, thus requiring a watertight cable 201 to connect the measuring unit 1 with the control unit 3, so that the assembly located below the second heart ring 202 is waterproof, the second heart ring 202 is fixedly connected with the watertight cable 201 by the second kevlar rope 203, and the watertight cable 201 is fixedly connected with the measuring unit 1 and the control unit 3 by means of threaded connection.
According to one embodiment of the present invention, as shown in fig. 10, the control unit 3 includes a control cabin end cover 301, a control cabin body 302, a master control board 303 for receiving and analyzing the measurement unit 1, a watertight connector 304 and a power supply 305, the master control board 303 and the power supply 305 are located inside the control cabin body 302, the watertight connector 304 is arranged outside the control cabin end cover 301, and the watertight cable 201 is connected with the watertight connector 304 by a threaded connection manner, so that the connection has strong sealing performance.
According to one embodiment of the invention, the master control board 303 internally comprises an internal clock, a timer module, and a communication module.
The present invention designs a novel measuring unit 1, the temperature probe 10421 and the unit circuit board 1041 are miniaturized and integrated, so that the integrity of the measuring unit 1 is stronger, compared with other types of temperature chain measuring devices, the connection of the present invention is more exquisite, and the temperature probe 10421 of the present invention is fixed in the first mounting structure 1043, the unit circuit board 1041 is fixed in the second mounting structure 1044, so that the devices for measuring and collecting in the temperature chain are more integrated, the supporting structure 1045 of the present invention is a cylindrical structure, the temperature measuring mechanism 104 can be fixed on the temperature chain cable 103 by sliding, and the supporting structure 1045 fixes the temperature probe 10421, the unit circuit board 1041 and the temperature chain cable 103 together for the convenience of node vulcanization, so that the vulcanization mold is more convenient when installing, the method of the present invention for fixing the temperature measuring mechanism 104 on the temperature chain cable 103 is simpler, and after vulcanization, the temperature probe 10421 can be directly exposed to seawater, so that the temperature monitored by the invention is more accurate, the temperature probe 10421 is integrated with the unit circuit board 1041, and corresponding seawater temperature can be collected in time.
Fig. 11 is a flow chart schematically showing a temperature chain using method according to the present invention, and as shown in fig. 11, a temperature chain using method according to the present invention includes the steps of:
step 1: binding the floating ball on the second heart ring 202 to enable the control unit 3 to be located above the sea level, and enabling the measuring unit 1 to vertically enter the sea through the first heart ring 101;
step 2: performing system initialization on the master control board 303, and setting a basic variable;
and step 3: judging whether the time of the internal clock is normal or not, if not, setting the internal clock as the current time, if so, continuously judging whether the current time is the acquisition time, and if so, supplying power and acquiring data through the measurement unit 1;
and 4, step 4: judging whether the data acquisition is finished, if so, powering off the measuring unit 1, and converting the mode of the master control board 303 into a low power consumption mode;
and 5: the acquisition time for the next cycle is determined by the timer module and steps 3-5 are cycled through.
According to an embodiment of the present invention, the apparatus further includes a low power consumption data acquisition and storage system, and a terminal display system, the apparatus is powered by a 12V dc power supply, wherein the control and data processing terminal is a shore-based or shipboard computer, the terminal is used to set relevant acquisition parameters (such as sampling period, sampling interval, storage name, etc.) for temperature chain acquisition or collect the acquisition result of the master control board 303, the power supply 305 is used to provide power for the temperature chain of the present invention, the master control board 303 is used to control the temperature chain nodes and acquire each node according to the relevant sampling parameters set by the control and data processing terminal, and the temperature chain nodes are mainly used to acquire temperature or water depth pressure information of each water layer.
According to one embodiment of the present invention, the master control board 303 initializes the internal clock, the serial port module, the timer module, the serial port, the communication module, and the like, and sets the required basic variables, such as the node acquisition interval time, the temperature link point sampling period, the number of acquisition nodes, the file name, and the like, then corrects the system time, and enters the cyclic acquisition program of the temperature link nodes, the cyclic acquisition program flow is to determine whether the temperature acquisition time is reached, if the temperature acquisition time is reached, power is supplied to each node of the temperature link, then the communication module is initialized, and set to the transmission mode, the command is issued to allow all temperature nodes to simultaneously acquire the temperature of the location, then the current time is acquired, and the node acquisition command is transmitted, then the communication module is set to the reception mode, receives the temperature and pressure data from the temperature nodes, and storing the data into the unit circuit board 1041, and judging whether the collection of all the node data is completed, if not, collecting the temperature and pressure data of the next node, if so, uploading the storage time and the temperature and pressure data of all the nodes into the master control board 303 through the unit circuit board 1041, after the storage is completed, performing power-off operation on the temperature chain, and putting the master control board 303 into a low power consumption mode to save electric energy, waiting for the next collection time to arrive, and then performing the next temperature collection cycle.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described apparatuses and devices may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The foregoing description is only exemplary of the preferred embodiments of the invention and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the invention. For example, the above features and (but not limited to) features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.
Claims (11)
1. A temperature chain, comprising:
the device comprises a measuring unit (1) for monitoring the ocean temperature, a control unit (3) for controlling the measuring unit (1) and receiving the ocean temperature data of the measuring unit (1), and a connecting unit (2) for connecting the measuring unit (1) with the control unit (3);
the measuring unit (1) comprises a first heart ring (101), a first Kevlar rope (102), a temperature chain cable (103) and a plurality of temperature measuring mechanisms (104), the temperature measuring mechanisms (104) are fixedly connected to the temperature chain cable (103), the temperature measuring mechanisms (104) are uniformly arranged on the temperature chain cable (103) at intervals, the first heart ring (101) used for enabling the measuring unit (1) to vertically enter the ocean is arranged on one side, away from the connecting unit (2), of the temperature chain cable (103), and the first heart ring (101) is connected with the temperature chain cable (103) through the first Kevlar rope (102);
temperature measurement mechanism (104) includes unit circuit board (1041), temperature sensor (1042), first mounting structure (1043), second mounting structure (1044) and bearing structure (1045), temperature measurement mechanism (104) passes through bearing structure (1045) is fixed on temperature chain cable (103), bearing structure (1045) are the cylindrical structure and the cross-section of bearing structure (1045) is major arc structure, bearing structure (1045) includes first supporting part (10451) and second supporting part (10452), first mounting structure (1043) passes through first supporting part (10451) fixed connection in bearing structure (1045) one side, second mounting structure (1044) passes through second supporting part (10452) fixed connection in bearing structure (1045) with the opposite other side of first mounting structure (1043), temperature sensor (1042) with first mounting structure (1043) fixed connection and set up in first mounting structure (1043) The unit circuit board (1041) is fixedly connected with the second mounting structure (1044) and is arranged in the second mounting structure (1044) in the mounting structure (1043);
the first mounting structure (1043) is a tubular structure, a through hole (10431) is formed in the first mounting structure (1043), an annular plane surrounding the through hole (10431) is arranged at one end, far away from the second mounting structure (1044), of the first mounting structure (1043), the annular plane is an inclined plane, and an annular protruding structure is formed in the through hole (10431);
the temperature sensor (1042) comprises a temperature probe (10421) and a fixed seat (10422), a groove structure is arranged on the fixed seat (10422), the fixed seat (10422) is fixedly connected with an annular protruding structure of the first mounting structure (1043) through the groove structure, so that the temperature sensor (1042) is fixed inside the first mounting structure (1043), and the temperature probe (10421) extends out of the plane where the inclined plane of the first mounting structure (1043) is located.
2. The temperature chain according to claim 1, wherein the temperature chain cable (103) comprises a sheath (1031), an inner sheath (1032), a main wire, an insulating layer (1033) and a conductor (1034) from outside to inside, wherein a sandwich layer of the sheath (1031) and the inner sheath (1032) is filled with non-woven fabric, the main wire is located inside the inner sheath (1032) and the conductor (1034) for electrical connection is arranged inside the main wire, and the insulating layer (1033) is wrapped on the surface of the conductor (1034).
3. Temperature chain according to claim 2, characterized in that there are four main lines, respectively a first main line (1035), a second main line (1036), a third main line (1037) and a fourth main line (1038), the sheath (1031) is provided with a first opening structure (10311), the main lines are led out through the first opening structure (10311) on the sheath (1031) and form a detour structure (1039) for buffering when force is applied, and the detour structure (1039) is covered with a shielding layer.
4. The temperature chain of claim 3, wherein the second mounting structure (1044) comprises a first fixing plate (10441), a second fixing plate (10442) and a second opening structure (10443), the first fixing plate (10441) and the second fixing plate (10442) are symmetrically arranged at one side of the second supporting portion (10452), and a distance between the first fixing plate (10441) and the second fixing plate (10442) is smaller than a diameter of the supporting structure (1045) of a cylindrical structure, and the second opening structure (10443) is arranged between the first fixing plate (10441) and the second fixing plate (10442).
5. The temperature chain according to claim 4, wherein the unit circuit board (1041) is fixedly connected to the second mounting structure (1044), three sets of connection terminals are provided on the unit circuit board (1041), a first set of connection terminals (10411) is connected to the temperature sensor (1042), a second set of connection terminals (10412) is connected to the third main line (1037) and the fourth main line (1038) of the outgoing main lines through the second opening structure (10443) of the second mounting structure (1044), and a third set of connection terminals (10413) is connected to the first main line (1035) and the second main line (1036) of the outgoing main lines such that the first main line (1035) and the second main line (1036) supply power to the unit circuit board (1041).
6. Temperature chain according to claim 5, characterized in that the connection unit (2) comprises a watertight cable (201), a second heart ring (202) and a second Kevlar rope (203) for reducing local stress of the watertight cable (201), the measurement unit (1) being connected to the control unit (3) by means of the watertight cable (201) and the second heart ring (202), the second heart ring (202) being connected to the watertight cable (201) by means of the second Kevlar rope (203), the watertight cable (201) being in threaded connection with the control unit (3) and the measurement unit (1).
7. Temperature chain according to claim 6, characterized in that the control unit (3) comprises a control cabin end cap (301), a control cabin body (302), a master control board (303) for receiving and analysing the measuring unit (1), a watertight connection (304) and a power supply (305), the master control board (303) and the power supply (305) being located inside the control cabin body (302), the watertight connection (304) being provided on the control cabin end cap (301) on the side remote from the power supply (305), the watertight cable (201) being in threaded connection with the control unit (3) through the watertight connection (304).
8. Temperature chain according to claim 7, characterized in that the master control board (303) internally comprises an internal clock, a timer module, a communication module, a counter module.
9. Use of a temperature chain according to any of claims 1-8, characterized in that:
step 1: binding the connecting unit (2) with a floating ball so that the control unit (3) is above sea level and the measuring unit (1) is vertically inserted into the sea;
step 2: carrying out system initialization on the control unit (3) and setting basic variables;
and step 3: comparing the time with the time of a receiving terminal to judge whether the time of an internal clock in the control unit (3) is normal or not, if not, setting the time of the internal clock to be the same as the time of the receiving terminal, if so, counting through a counter module of the control unit (3), and if the counter module reaches preset acquisition time, supplying power to the measurement unit (1) and acquiring the temperature of the seawater through the measurement unit (1);
and 4, step 4: after the measurement unit (1) finishes data acquisition, the measurement unit (1) is powered off, and the mode of the control unit (3) is converted into a low power consumption mode;
and 5: determining the acquisition time of the next period by a timer module in the control unit (3) and circulating the steps 3-5.
10. The method of using the temperature chain of claim 9, wherein setting the base variable comprises: node collection interval time, temperature chain node point sampling period, collection node number and file name.
11. Use of the temperature chain according to claim 10, characterized in that the method of powering the measuring unit (1) and collecting the temperature of the sea water by the measuring unit (1) is:
the method comprises the steps of supplying power to the measuring unit (1), initializing a communication module in the control unit (3), setting the communication module to be in an acquisition mode, enabling the temperature sensor (1042) to acquire the temperature of the position, transmitting and storing acquired data to a unit circuit board (1041) in real time, then setting the communication module to be in a receiving mode, and uploading the data in the unit circuit board (1041) to the control unit (3).
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| CN202210631825.8A CN114705322B (en) | 2022-06-07 | 2022-06-07 | Temperature chain and method of use thereof |
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| CN116839753B (en) * | 2023-09-01 | 2023-11-24 | 中国电建集团成都勘测设计研究院有限公司 | Temperature calibration method of temperature depth chain |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1073764A (en) * | 1966-02-09 | 1967-06-28 | Bissett Berman Corp | Measuring system |
| CA2946611C (en) * | 2015-06-03 | 2018-07-31 | South China Sea Institute Of Oceanology, Chinese Academy Of Sciences | Long-term seafloor heat flow monitoring probe based on underwater robot platform |
| JP6371002B1 (en) * | 2017-01-16 | 2018-08-08 | 株式会社芝浦電子 | Temperature sensor |
| US11313738B2 (en) * | 2018-02-07 | 2022-04-26 | Innoquest, Inc. | Apparatus for measurement of atmospheric temperature inversions |
| DE102018122164A1 (en) * | 2018-09-11 | 2020-03-12 | Behr-Hella Thermocontrol Gmbh | Device for measuring the temperature in the interior of a vehicle |
| CN209117213U (en) * | 2018-12-07 | 2019-07-16 | 天津海德尔科技有限公司 | A kind of temperature-depth chain applied to marine hydrology profile survey |
| CN111751027A (en) * | 2020-07-31 | 2020-10-09 | 杭州浅海科技有限责任公司 | An integrated packaged chain temperature sensor and its processing technology |
| CN113091927A (en) * | 2021-03-20 | 2021-07-09 | 广州欧纳电子科技有限公司 | Embedded temperature measuring chain |
| CN215064919U (en) * | 2021-05-25 | 2021-12-07 | 清华大学深圳国际研究生院 | Mobile temperature chain real-time monitoring system |
| CN216645653U (en) * | 2021-11-16 | 2022-05-31 | 德阳瑞能电力科技有限公司 | Collecting chain for monitoring temperature of deep water area |
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