CN114889746A - Anti-anchor-walking device and method for ship anchor cable in large-tidal-range environment - Google Patents
Anti-anchor-walking device and method for ship anchor cable in large-tidal-range environment Download PDFInfo
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- CN114889746A CN114889746A CN202210822989.9A CN202210822989A CN114889746A CN 114889746 A CN114889746 A CN 114889746A CN 202210822989 A CN202210822989 A CN 202210822989A CN 114889746 A CN114889746 A CN 114889746A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B2021/003—Mooring or anchoring equipment, not otherwise provided for
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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Abstract
The invention provides an anchor walking prevention device and an anchor walking prevention method for a ship anchor cable in a large tidal range environment. The deflection angle of a rotating shaft A connected between the second support and the first support is monitored by the first angle encoder, the deflection angle of a rotating shaft B connected between the second support and the chain guide cylinder base is monitored by the second angle encoder, the deflection angles of the two directions of the anchor chain can be obtained, if the angle of the anchor chain is unchanged for a long time and the angle change is small, the data processing chip sends early warning of anchor walking to the control device in the mooring ship at the moment, and the anchor walking is judged to be accurate.
Description
Technical Field
The invention relates to the technical field of marine ship equipment, in particular to an anchor-missing prevention device and an anchor-missing prevention method for a ship anchor cable in a large-tidal-range environment.
Background
In engineering logistics projects, a ship for loading and unloading heavy pieces of equipment usually adopts a stern roll-on-roll-off operation mode, and a mooring mode corresponding to the ship is a T-shaped mooring mode. The dock is in a severe marine environment, and the moored ship can swing under the action of wind, flow and waves. When the anchor position is normal, if the wind, current and wave action is very small, the anchor chain is generally basically vertical to the sea surface. If the wind, current and wave action is large, the direction of the anchor chain is opposite to the combined action direction of the wind, current and wave, the included angle between the anchor chain and the water surface is changed, the time is large and the time is small, namely the force degree of the anchor chain is different at any time, and the regular time tightness and time tightness of the anchor chain can be generally generated. When the anchor is walked, the continuous atress of anchor chain is great, no longer has the phenomenon of tense and loose, and the contained angle change of anchor chain and surface of water is little, and the hull can shake. The ship mooring safety can be ensured only by correctly judging and preventing ship anchor walking.
For example, the current publication No. CN206615365U discloses a device capable of discovering that a ship runs an anchor in time, a vibration detection device is arranged on an anchor chain, the vibration detection device comprises a hook, a spring, a vertical rod, a gravity ball, a first connecting rod, a second connecting rod, a rotating shaft, a swinging rod, a pendulum bob and a shell, one end of the hook is fixed on the anchor chain, the other end of the hook is fixedly connected with one end of the spring, the other end of the spring is fixed with the vertical rod, the other end of the vertical rod is fixed with the gravity ball, one end of the first connecting rod is fixedly connected with the vertical rod, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is connected with the rotating shaft, one end of the swinging rod is fixedly sleeved on the rotating shaft, the other end of the swinging rod is connected with the pendulum bob, and the pendulum bob is in contact with the shell. Through the anchor chain continuous vibration when walking the anchor, give the controller through signal transmission, the siren of setting in the driver's cabin reports to the police and knows that boats and ships walk the anchor, can in time take counter-measure. But the combined action of wind, current and wave easily causes the vibration of the anchor chain, thereby causing the misjudgment of the anchor walking.
Disclosure of Invention
In order to solve the problems, the invention provides an anti-anchor-loosing device and an anti-anchor-loosing method for a ship anchor cable in a large tidal range environment, so as to more exactly solve the problems.
The invention is realized by the following technical scheme:
the invention provides an anchor-walking prevention device for a ship anchor cable in a large tidal range environment, which comprises a bottom plate seat, wherein a chain wheel support is welded above the front side of the bottom plate seat, a guide chain wheel for guiding an anchor chain is connected to the front end of the chain wheel support in a switching manner, a mooring rope angle monitoring assembly is arranged below the front side of the bottom plate seat, the mooring rope angle monitoring assembly comprises a first support, a second support and a guide chain cylinder seat, the first support is a U-shaped support, the back of the first support is provided with a support frame, the support frame is fixedly connected with the front side of the bottom plate seat through a bolt piece, the first support is connected with the second support through a rotating shaft, the second support is a square support, the second support is connected with the guide chain cylinder seat through the rotating shaft, the middle part of the guide chain cylinder seat is provided with a guide chain through hole for the anchor chain to pass through, the outer wall of the guide chain wheel is provided with a plurality of guide chain inserted bars, and the guide chain inserted bars are arranged in an annular array manner along the center of the guide chain wheel, and lead the cooperation of chain inserted bar and insert and locate the chain ring hole of anchor chain, the inner of leading the chain inserted bar is the lead screw, and leads the screw spiro union of chain inserted bar inner on leading the sprocket, one side outer wall of leading the sprocket is equipped with the ratchet, and the outer wall of ratchet is equipped with the ratchet tooth's socket, the front side of bottom plate seat and the position that corresponds the ratchet are equipped with first switching seat, and articulated on the first switching seat have a gag lever post, and the tip of gag lever post is equipped with spacing dop, is equipped with the latch with ratchet tooth's socket matched with on the spacing dop, the gag lever post is equipped with the torsional spring with the switching position of first switching seat, and the both ends of torsional spring are fixed with first switching seat, gag lever post respectively, the middle part of gag lever post is equipped with armature support, and one side that armature support upper end is close to the bottom plate seat is equipped with armature, and the front side top of bottom plate seat just corresponds the position of armature and is fixed with the electro-magnet.
Furthermore, a chain guide through hole formed in the chain guide cylinder seat is matched with the chain width of the anchor chain, and a nylon wear-resistant layer is bonded on the inner wall of the chain guide through hole.
Furthermore, the rotating shaft connected between the second support and the first support is a rotating shaft A, the rotating shaft connected between the second support and the chain guide cylinder seat is a rotating shaft B, and the axes of the rotating shaft A and the rotating shaft B are vertically arranged.
Furthermore, one side of the first support corresponding to the rotating shaft A is provided with a first angle encoder, the sensing end of the first angle encoder is connected with one end of the rotating shaft A, one side of the second support corresponding to the rotating shaft B is provided with a second angle encoder, and the sensing end of the second angle encoder is connected with one end of the rotating shaft B.
Furthermore, the front side of bottom plate seat is equipped with the signal box, and the inside collection of signal box has data processing chip, data wireless transmitting module and battery, the data output end of first angle encoder, second angle encoder is connected with the inside data processing chip of signal box, and the output and the data wireless transmitting module of data processing chip are connected.
Furthermore, a wind speed monitoring module, a water speed monitoring module, a memory module and an alarm module are integrated in the signal box, and the wind speed monitoring module, the water speed monitoring module, the memory module and the alarm module are in data connection with the data processing chip.
Furthermore, a magnetic shaft coding counter is arranged inside the chain wheel support, an induction magnetic block is embedded on one side of a rotating shaft connected with the chain guide wheel and the chain wheel support, the induction magnetic block is arranged corresponding to the induction end of the magnetic shaft coding counter, and the data output end of the magnetic shaft coding counter is in data connection with a data processing chip inside the signal box.
Furthermore, two side edges of the guide chain wheel are integrally formed with side baffle rings, and the distance between the two side baffle rings is matched with the chain width of the anchor chain.
Further, the upper edge middle part integrated into one piece of sprocket support has the second adapter, and it has the pinch roller support to articulate through the pin rod on the second adapter, and the one end of pinch roller support has connect the pinch roller, and the pinch roller corresponds and sets up in the front side top of leading the sprocket, and the axial of pinch roller parallels the setting with the axial of leading the sprocket, the pinch roller support is kept away from and is connected with the compression spring member between the one end of pinch roller and the bottom plate seat.
An anti-floating method of the anti-floating device for the anchor cable of the ship in the large tidal range environment comprises the following steps:
the method comprises the following steps: monitoring the angle of the anchor chain: the anchor chain is sleeved in a guide chain through hole of the guide chain cylinder base, the deflection angle of the anchor chain is consistent with the deflection angle of the guide chain cylinder base, the deflection angle of the anchor chain can be obtained by monitoring the deflection angle of the guide chain cylinder base, a rotating shaft A connected between the second support and the first support is monitored by the first angle encoder, and a rotating shaft B connected between the second support and the guide chain cylinder base is monitored by the second angle encoder, so that the deflection angles of the anchor chain in two directions can be obtained;
step two: and (4) judging the state of the anchor chain: first angle encoder and second angle encoder transmit the deflection angle data of two directions of the anchor chain that detects for the data processing chip in the signal box, combine the calculation to two deflection angles that first angle encoder, second angle encoder monitored by the data processing chip, judge whether the anchor chain carries out regular angle change, and its law change becomes: carrying out regular simple harmonic motion on the anchor chain within the angle change range of +/-10 degrees, if the anchor chain is in regular angle change and the angle change of the anchor chain is less than +/-10 degrees, normally mooring the ship, if the angle of the anchor chain is unchanged for a long time and the angle change is small, namely more than 1min, and when the angle change is small and 5 degrees, sending anchor walking early warning to a central controller of the moored ship by the data processing chip at the moment;
step three: and (3) memorizing and judging the states of the anchor chain by wind speed and water speed: the wind speed monitoring module collects wind speed data in real time, the water speed monitoring module collects water speed data in real time, the memory module records wind speed collected by the wind speed monitoring module and the water speed monitoring module and water speed data, the memory module records deflection angle data of the anchor chain detected by the first angle encoder and the second angle encoder in the same time period, when the anchor chain is judged to be anchored based on the second step, wind speed and water speed data in corresponding time are recorded and marked as early warning wind speed and early warning water speed, the data detected by the wind speed monitoring module and the water speed monitoring module at the next time reaches or is larger than the early warning wind speed and the early warning water speed, and then an early warning instruction is sent to the ship body by the alarm module.
Step four: and (3) preventing anchor chain derailing operation: the electromagnet is controlled to work, so that the magnetization end of the electromagnet is magnetized, the armature is attracted, the limiting rod is driven to deflect, the latch of the limiting chuck arranged at the end part of the limiting chuck is separated from the ratchet tooth groove on the outer wall of the ratchet wheel, and in the overlong pay-off of the anchor chain, the guide chain wheel rotates along with the pay-off secondary of the anchor chain as the guide chain inserting rod arranged on the outer wall of the guide chain wheel is inserted into the chain ring hole of the anchor chain; after the anchor chain is released to a proper length, the work of the electromagnet is stopped, the electromagnet stops attracting the armature at the moment, the limiting rod is twisted and reset under the action of the torsion spring, and the latch of the limiting chuck is meshed with the ratchet tooth socket arranged on the outer wall of the ratchet wheel again, so that the anchor chain is prevented from being separated.
The invention has the beneficial effects that:
the method comprises the steps that 1, a first angle encoder monitors the deflection angle of a rotating shaft A connected between a second support and the first support, a second angle encoder monitors the deflection angle of a rotating shaft B connected between the second support and a chain guide cylinder base, and then the deflection angles of two directions of an anchor chain can be obtained, the first angle encoder and the second angle encoder transmit the deflection angle data of the two directions of the detected anchor chain to a data processing chip in a signal box, whether the anchor chain carries out regular angle change or not is judged, if the anchor chain is in the regular angle change and the angle change of the anchor chain is less than +/-10 degrees, the mooring is normal, if the angle of the anchor chain is unchanged for a long time and the angle change is small, the data processing chip sends out early warning of anchor to a control unit in the mooring, and the accuracy of anchor walking is judged;
2. after the anchor chain is released to a proper length, the work of the electromagnet is stopped, the electromagnet stops attracting the armature at the moment, the limiting rod is twisted and reset under the action of the torsion spring, and the latch of the limiting chuck is meshed with the ratchet tooth socket arranged on the outer wall of the ratchet wheel again, so that the anchor chain is prevented from being separated, and the safety performance is improved;
3. in the invention, in the guiding process of the anchor chain on the guide chain wheel, the pressing wheel is used for pressing the anchor chain under the action of the pressure spring rod piece, so that the anchor chain is prevented from being separated from the guide chain wheel.
Drawings
Fig. 1 is a first perspective view of the anti-floating device according to the present invention;
fig. 2 is a schematic view of a second three-dimensional structure of the anti-floating anchor device in the invention;
FIG. 3 is a side view of the structure of the anti-walkout anchor device of the present invention;
FIG. 4 is a front view showing the structure of the anti-walkabout anchor device according to the present invention;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;
fig. 6 is a cross-sectional view at B-B in fig. 4.
In the figure: 1. a floor base; 2. a sprocket support; 3. a guide sprocket; 301. a guide chain inserted link; 302. a side baffle ring; 303. a ratchet wheel; 3031. a ratchet tooth groove; 4. an anchor chain; 5. a first adapter; 501. a limiting rod; 502. a limiting chuck; 503. an armature support; 504. an armature; 505. an electromagnet; 506. a torsion spring; 6. a second adapter; 601. a pinch roller bracket; 602. a pinch roller; 603. a pressure spring rod member; 7. a support frame; 701. a first bracket; 702. a second bracket; 7021. a first angle encoder; 703. a chain guide cylinder seat; 7031. a second angle encoder; 8. a signal box; 9. magnetic shaft code counters.
Detailed Description
In order to more clearly and completely describe the technical scheme of the invention, the invention is further described with reference to the accompanying drawings.
Referring to fig. 1-4, the invention provides an anti-floating anchor device for a ship anchor cable under a large tidal range environment, comprising a bottom plate base 1, wherein the bottom plate base 1 is installed at a ship body position at the bottom of an anchor recess, a chain wheel support 2 is welded above the front side of the bottom plate base 1, a guide chain wheel 3 for guiding an anchor chain 4 is connected to the front end of the chain wheel support 2 in a switching manner, a mooring rope angle monitoring assembly is arranged below the front side of the bottom plate base 1, the mooring rope angle monitoring assembly comprises a first support 701, a second support 702 and a chain guide cylinder base 703, the first support 701 is a U-shaped support, a support frame 7 is arranged at the back of the first support 701, the support frame 7 is fixedly connected with the front side of the bottom plate base 1 through a bolt piece, the first support 701 is connected with the second support 702 through a rotating shaft, the second support 702 is a square support, the second support 702 is connected with the chain guide cylinder base 703 through a rotating shaft, a chain guide through hole for the anchor chain 4 to pass through is formed in the middle part of the chain guide cylinder base 703, a cross-shaped adapter bracket structure is formed, the anchor chain 4 is sleeved into a chain guide through hole of the chain guide cylinder base 703, the deflection angle of the anchor chain 4 is consistent with that of the chain guide cylinder base 703, and the deflection angle of the anchor chain 4 can be obtained by monitoring the deflection angle of the chain guide cylinder base 703.
The rotating shaft connected between the second bracket 702 and the first bracket 701 is a rotating shaft A, the rotating shaft connected between the second bracket 702 and the chain guide cylinder seat 703 is a rotating shaft B, the axes of the rotating shaft A and the rotating shaft B are vertically arranged, one side of the first bracket 701 corresponding to the rotating shaft A is provided with a first angle encoder 7021, and the sensing end of the first angle encoder 7021 is connected with one end of the rotating shaft A, one side of the second bracket 702 corresponding to the rotating shaft B is provided with a second angle encoder 7031, and the induction end of the second angle encoder 7031 is connected with one end of the rotating shaft B, the rotating shaft a connected between the second support 702 and the first support 701 is monitored for the deflection angle by the first angle encoder 7021, and the rotating shaft B connected between the second support 702 and the chain guide cylinder base 703 is monitored for the deflection angle by the second angle encoder 7031, so that the deflection angle of the anchor chain 4 in two directions can be obtained.
The front side of the baseplate seat 1 is provided with a signal box 8, a data processing chip, a data wireless transmitting module and a storage battery are assembled in the signal box 8, the data output ends of a first angle encoder 7021 and a second angle encoder 7031 are connected with the data processing chip in the signal box 8, the output end of the data processing chip is connected with the data wireless transmitting module, the first angle encoder 7021 and the second angle encoder 7031 transmit deflection angle data of two directions of the detected anchor chain 4 to the data processing chip in the signal box 8, the data processing chip calculates the two deflection angles monitored by the first angle encoder 7021 and the second angle encoder 7031 in a combined manner to judge whether the anchor chain 4 carries out regular angle change, if the anchor chain 4 is in the regular angle change and the angle change of the anchor chain 4 is less than +/-10 degrees, the mooring vessel is normal, and if the anchor chain 4 has no change in angle for a long time, and the angle change is small, at the moment, the data processing chip sends an anchor-moving early warning to the central control of the berthing ship.
The signal box 8 is internally provided with a wind speed monitoring module, a water speed monitoring module, a memory module and an alarm module which are in data connection with the data processing chip. The wind speed monitoring module collects wind speed data in real time, the water speed monitoring module collects water speed data in real time, and the memory module records wind speed and water speed data collected by the wind speed monitoring module and the water speed monitoring module and deflection angle data of the anchor chain 4 detected by the first angle encoder 7021 and the second angle encoder 7031.
The outer wall of the guide chain wheel 3 is provided with a plurality of guide chain insertion rods 301, the plurality of guide chain insertion rods 301 are arranged along the center of the guide chain wheel 3 in an annular array, the guide chain insertion rods 301 are matched and inserted in chain ring holes of the anchor chain 4, the guide chain wheel 3 rotates along with paying-off of the anchor chain 4, the outer wall of one side of the guide chain wheel 3 is provided with a ratchet wheel 303, the outer wall of the ratchet wheel 303 is provided with a ratchet wheel tooth socket 3031, the front side of the bottom plate seat 1 is provided with a first adapter 5 corresponding to the ratchet wheel 303, the first adapter 5 is hinged with a limiting rod 501, the end part of the limiting rod 501 is provided with a limiting chuck 502, the limiting chuck 502 is provided with a clamping tooth matched with the ratchet wheel tooth socket 3031, the adapter position of the limiting rod 501 and the first adapter 5 is provided with a torsion spring 506, two ends of the torsion spring 506 are respectively fixed with the first adapter 5 and the limiting rod 501, the middle part of the limiting rod 501 is provided with an armature bracket 503, one side of the upper end of the armature bracket 503 close to the bottom plate seat 1 is provided with an armature 504, an electromagnet 505 is fixed above the front side of the base plate seat 1 and in a position corresponding to the armature 504, after the anchor chain 4 is released to a proper length, the electromagnet 505 stops attracting the armature 504, the limiting rod 501 is twisted and reset under the action of a torsion spring 506, the clamping teeth of the limiting clamping head 502 are meshed with a ratchet tooth groove 3031 formed in the outer wall of the ratchet wheel 303 again, and therefore the anchor chain 4 is prevented from being separated from the chain.
Referring to fig. 2, 4 and 5, a magnetic shaft encoder counter 9 is arranged inside the sprocket support 2, an induction magnet is embedded in one side of a rotating shaft connected with the sprocket support 2 of the guide sprocket 3, the induction magnet is arranged corresponding to the induction end of the magnetic shaft encoder counter 9, the data output end of the magnetic shaft encoder counter 9 is in data connection with a data processing chip inside the signal box 8, during the paying-off process of the anchor chain 4, the guide chain insertion rod 301 arranged on the guide sprocket 3 is inserted into a chain ring hole of the anchor chain 4 in a matched manner, so that the winding and unwinding length of the anchor chain 4 is necessarily related to the rotation number of the guide sprocket 3, the magnetic shaft encoder counter 9 is used for inducing the rotation number of the rotating shaft connected with the guide sprocket 3, the rotation number of the guide sprocket 3 is obtained, and the winding and unwinding length of the anchor chain 4 can be obtained through the counting of the data processing chip.
The chain guide through hole formed in the chain guide cylinder base 703 is matched with the chain width of the anchor chain 4, and the inner wall of the chain guide through hole is bonded with a nylon wear-resistant layer, so that abrasion between the anchor chain 4 and the chain guide cylinder base 703 is reduced.
The inner end of the guide chain inserted bar 301 is a screw rod, the screw rod at the inner end of the guide chain inserted bar 301 is screwed on the guide chain wheel 3, and the guide chain inserted bar 301 needs to frequently contact with the anchor chain 4, belongs to a vulnerable part, adopts a replaceable connection mode, and reduces the maintenance cost.
The two sides of the guide chain wheel 3 are integrally formed with side retaining rings 302 and side retaining rings 302, and the distance between the two side retaining rings 302 is matched with the chain width of the anchor chain 4, so that the anchor chain 4 is not laterally deviated when being guided in the guide chain wheel 3.
An anchor-dropping prevention method for an anchor-dropping prevention device of a ship anchor cable in a large tidal range environment comprises the following steps:
the method comprises the following steps: monitoring the angle of the anchor chain: the anchor chain 4 is sleeved into a guide chain through hole of the guide chain cylinder base 703, the deflection angle of the anchor chain 4 is consistent with the deflection angle of the guide chain cylinder base 703, the deflection angle of the anchor chain 4 can be obtained by monitoring the deflection angle of the guide chain cylinder base 703, the deflection angle of a rotating shaft A connected between the second support 702 and the first support 701 is monitored by a first angle encoder 7021, and the deflection angle of a rotating shaft B connected between the second support 702 and the guide chain cylinder base 703 is monitored by a second angle encoder 7031, so that the deflection angles of the anchor chain 4 in two directions can be obtained;
step two: and (4) judging the state of the anchor chain: first angle encoder 7021 and second angle encoder 7031 transmit the deflection angle data of two directions of anchor chain 4 that detect to the data processing chip in signal box 8, combine the calculation to two deflection angles that first angle encoder 7021, second angle encoder 7031 monitored by the data processing chip, judge whether anchor chain 4 carries out regular angle change, and its law change becomes: regular simple harmonic motion is carried out on the anchor chain 4 within the angle change range of +/-10 degrees, if the anchor chain 4 is in regular angle change and the angle change of the anchor chain 4 is less than +/-10 degrees, the mooring is normal, if the angle of the anchor chain 4 is unchanged for a long time and the angle change is small, namely more than 1min, and the angle change is less than 5 degrees, the data processing chip sends out an early warning of mooring movement to the central control unit of the mooring;
step three: and (3) memorizing and judging the states of the anchor chain by wind speed and water speed: the wind speed monitoring module collects wind speed data in real time, the water speed monitoring module collects water speed data in real time, the memory module records the wind speed and water speed data collected by the wind speed monitoring module and the water speed monitoring module, the memory module records deflection angle data of the anchor chain 4 detected by the first angle encoder 7021 and the second angle encoder 7031 in the same time period, when the anchor chain 4 is judged to be anchored based on the second step, the wind speed and water speed data in the corresponding time are recorded and marked as early warning wind speed and early warning water speed, and when the data detected by the wind speed monitoring module and the water speed monitoring module at the next time reaches or is more than the early warning wind speed and the early warning water speed, the alarm module sends an early warning instruction to the ship body;
step four: and (3) preventing anchor chain derailing operation: the electromagnet 505 is controlled to work, so that the magnetization end of the electromagnet 505 is magnetized, the armature 504 is attracted, the limiting rod 501 is driven to deflect, the latch of the limiting chuck 502 arranged at the end part of the limiting chuck 502 is separated from the ratchet tooth groove 3031 on the outer wall of the ratchet wheel 303, in the paying-off process of the anchor chain 4, the guide chain wheel 3 rotates along with the paying-off secondary of the anchor chain 4 due to the fact that the guide chain inserting rod 301 arranged on the outer wall of the guide chain wheel 3 is inserted into the chain ring hole of the anchor chain 4, the revolution number of a rotating shaft connected with the guide chain wheel 3 is induced by the magnetic shaft coding counter 9, the revolution number of the guide chain wheel 3 is obtained, and the paying-off length of the anchor chain 4 can be obtained through counting of the data processing chip; after the anchor chain 4 is released to a proper length, the work of the electromagnet 505 is stopped, at the moment, the electromagnet 505 stops attracting the armature 504, the limiting rod 501 is twisted and reset under the action of the torsion spring 506, and the clamping teeth of the limiting chuck 502 are meshed with the ratchet tooth grooves 3031 arranged on the outer wall of the ratchet wheel 303 again, so that the anchor chain 4 is prevented from being separated.
Of course, the present invention may have other embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative effort, and all of them are within the protection scope of the present invention.
Claims (10)
1. The anchor walking prevention device for the ship anchor cable in the large tidal range environment is characterized by comprising a bottom plate base (1), wherein a chain wheel support (2) is welded above the front side of the bottom plate base (1), a guide chain wheel (3) used for guiding an anchor chain (4) is connected to the front end of the chain wheel support (2) in a switching mode, a mooring rope angle monitoring assembly is arranged below the front side of the bottom plate base (1), the mooring rope angle monitoring assembly comprises a first support (701), a second support (702) and a guide chain cylinder base (703), the first support (701) is a U-shaped support, a support frame (7) is arranged on the back of the first support (701), the support frame (7) is fixedly connected with the front side of the bottom plate base (1) through a bolt piece, the first support (701) is connected with the second support (702) through a rotating shaft, the second support (702) is a square support, and the second support (702) is connected with the guide chain cylinder base (703) through a rotating shaft, the middle part of the guide chain barrel seat (703) is provided with a guide chain through hole for the anchor chain (4) to pass through, the outer wall of the guide chain wheel (3) is provided with a plurality of guide chain inserted rods (301), the plurality of guide chain inserted rods (301) are arranged in an annular array along the center of the guide chain wheel (3), the guide chain inserted rods (301) are matched and inserted in chain ring holes of the anchor chain (4), the inner end of the guide chain inserted rods (301) is a screw rod, the screw rod at the inner end of the guide chain inserted rods (301) is screwed on the guide chain wheel (3), one side outer wall of the guide chain wheel (3) is provided with a ratchet wheel (303), the outer wall of the ratchet wheel (303) is provided with a ratchet wheel tooth groove (3031), the front side of the bottom plate seat (1) and the position corresponding to the ratchet wheel (303) are provided with a first transfer seat (5), the first transfer seat (5) is hinged with a limiting rod (501), the end part of the limiting rod (501) is provided with a limiting chuck (502), and clamping teeth matched with the ratchet wheel (3031) are arranged on the limiting chuck (502), the utility model discloses a bottom plate seat, including gag lever post (501), gag lever post (501) are fixed with the switching position of first switching seat (5) respectively, and the both ends of torsional spring (506) are fixed with first switching seat (5), gag lever post (501) respectively, the middle part of gag lever post (501) is equipped with armature bracket (503), and one side that armature bracket (503) upper end is close to bottom plate seat (1) is equipped with armature (504), and the front side top of bottom plate seat (1) and the position that corresponds armature (504) are fixed with electro-magnet (505).
2. The anchor device of claim 1, wherein the chain guide through hole formed in the chain guide cylinder base (703) is matched with the chain width of the anchor chain (4), and a nylon wear-resistant layer is bonded on the inner wall of the chain guide through hole.
3. The anchor device of claim 1, wherein the rotation axis connected between the second support (702) and the first support (701) is a rotation axis A, the rotation axis connected between the second support (702) and the chain guide cylinder base (703) is a rotation axis B, and the rotation axis A and the rotation axis B are arranged vertically.
4. The anchor device of preventing walking of boats and ships anchor rope under big tidal range environment of claim 3, characterized in that, one side that first support (701) corresponds pivot A is equipped with first angle encoder (7021), and the induction end of first angle encoder (7021) is connected with the one end of pivot A, one side that second support (702) corresponds pivot B is equipped with second angle encoder (7031), and the induction end of second angle encoder (7031) is connected with the one end of pivot B.
5. The anchor device of preventing walking of boats and ships anchor rope under big tidal range environment of claim 4, characterized in that, the front side of bottom plate seat (1) is equipped with signal box (8), and the data processing chip, the wireless transmitting module of data and battery are gathered to signal box (8) inside, and the data output end of first angle encoder (7021), second angle encoder (7031) is connected with the data processing chip of signal box (8) inside, and the output of data processing chip is connected with the wireless transmitting module of data.
6. The anchor device of preventing walking of boats and ships anchor rope under big tidal range environment of claim 1, characterized in that, the inside of sprocket support (2) is equipped with magnetic formula shaft coding counter (9), and the rotating shaft one side that leading sprocket (3) and sprocket support (2) are connected inlays and is equipped with an induction magnet piece, and induction magnet piece and the induction end of magnetic formula shaft coding counter (9) set up correspondingly, and the data output end of magnetic formula shaft coding counter (9) and the inside data processing chip data connection of signal box (8).
7. The anchor device of preventing the anchor cable of the ship from being pulled away in the large tidal range environment of claim 5, wherein the signal box (8) is internally integrated with a wind speed monitoring module, a water speed monitoring module, a memory module and an alarm module, and the wind speed monitoring module, the water speed monitoring module, the memory module and the alarm module are in data connection with the data processing chip.
8. The anchor device of preventing walking of ship anchor rope under big tidal range environment of claim 1, characterized in that, the both sides of leading sprocket (3) are integrated into one piece and are had side fender ring (302), and the interval between two side fender rings (302) matches with the chain width of anchor chain (4).
9. The anchor device of preventing walking of boats and ships anchor rope under big tidal range environment of claim 1, characterized in that, sprocket support (2)'s upper edge middle part integrated into one piece has second adapter (6), it has pinch roller support (601) to articulate through the pin rod on second adapter (6), pinch roller (602) has been changeed to the one end of pinch roller support (601), and pinch roller (602) correspond and set up in the front side top of leading sprocket (3), the axial of pinch roller (602) and the axial parallel arrangement of leading sprocket (3), be connected with pressure spring member (603) between the bottom plate seat (1) and the one end that pinch roller (602) was kept away from to pinch roller support (601).
10. An anti-floating method of an anti-floating device for an anchor line of a vessel under a large tidal range environment according to any one of claims 1 to 9, comprising the steps of:
the method comprises the following steps: monitoring the angle of the anchor chain: the anchor chain (4) is sleeved in a guide chain through hole of a guide chain cylinder base (703), the deflection angle of the anchor chain (4) is consistent with that of the guide chain cylinder base (703), the deflection angle of the anchor chain (4) can be obtained by monitoring the deflection angle of the guide chain cylinder base (703), a rotating shaft A connected between a second support (702) and a first support (701) is monitored by a first angle encoder (7021), and a rotating shaft B connected between the second support (702) and the guide chain cylinder base (703) is monitored by a second angle encoder (7031), so that the deflection angles of the anchor chain (4) in two directions can be obtained;
step two: and (4) judging the anchor chain state: first angle encoder (7021) and second angle encoder (7031) will detect the deflection angle data transmission of two directions of anchor chain (4) for the data processing chip in signal box (8), combine the calculation to two deflection angles that first angle encoder (7021), second angle encoder (7031) monitored by the data processing chip, judge whether anchor chain (4) carry out regular angle change, its rule change becomes: the anchor chain (4) carries out regular simple harmonic motion within the angle change range of +/-10 degrees, if the anchor chain (4) is in regular angle change and the angle change of the anchor chain (4) is less than +/-10 degrees, the mooring is normal, if the angle of the anchor chain (4) is unchanged for a long time and the angle change is small, namely more than 1min, and the angle change is small and 5 degrees, the data processing chip sends a mooring early warning to the mooring central control unit at the moment;
step three: and (3) memorizing and judging the states of the anchor chain by wind speed and water speed: the wind speed monitoring module collects wind speed data in real time, the water speed monitoring module collects water speed data in real time, the memory module records wind speed and water speed data collected by the wind speed monitoring module and the water speed monitoring module, the memory module records deflection angle data of the anchor chain (4) detected by the first angle encoder (7021) and the second angle encoder (7031) in the same time period, when the anchor chain (4) is judged to be anchored based on the second step, wind speed and water speed data in the corresponding time are recorded and marked as early warning wind speed and early warning water speed, and when the data detected by the wind speed monitoring module and the water speed monitoring module at the next time reaches or is larger than the early warning wind speed and the early warning water speed, an early warning instruction is sent to the ship body by the warning module;
step four: and (3) preventing anchor chain derailing operation: the electromagnet (505) is controlled to work, so that the magnetization end of the electromagnet (505) is magnetized, the armature (504) is attracted, the limiting rod (501) is driven to deflect, the latch of the limiting chuck (502) arranged at the end of the limiting chuck (502) is separated from the ratchet tooth groove (3031) on the outer wall of the ratchet wheel (303), and in the process of overlong paying-off of the anchor chain (4), the guide chain wheel (3) rotates along with the paying-off secondary of the anchor chain (4) due to the fact that the guide chain inserting rod (301) arranged on the outer wall of the guide chain wheel (3) is inserted into the chain ring hole of the anchor chain (4); after the anchor chain (4) is released to a proper length, the work of the electromagnet (505) is stopped, at the moment, the electromagnet (505) stops attracting the armature (504), the limiting rod (501) is twisted and reset under the action of the torsion spring (506), the clamping teeth of the limiting clamping head (502) are meshed with the ratchet wheel tooth space (3031) arranged on the outer wall of the ratchet wheel (303) again, and then the anchor chain (4) is prevented from being separated.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210822989.9A CN114889746B (en) | 2022-07-14 | 2022-07-14 | Anti-anchor-walking device and method for ship anchor cable in large-tidal-range environment |
| PCT/CN2023/092701 WO2024012025A1 (en) | 2022-07-14 | 2023-05-08 | Dragging prevention device for ship anchor cable in spring range environment, and dragging prevention method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210822989.9A CN114889746B (en) | 2022-07-14 | 2022-07-14 | Anti-anchor-walking device and method for ship anchor cable in large-tidal-range environment |
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| Publication Number | Publication Date |
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| CN114889746A true CN114889746A (en) | 2022-08-12 |
| CN114889746B CN114889746B (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210822989.9A Active CN114889746B (en) | 2022-07-14 | 2022-07-14 | Anti-anchor-walking device and method for ship anchor cable in large-tidal-range environment |
Country Status (2)
| Country | Link |
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| CN (1) | CN114889746B (en) |
| WO (1) | WO2024012025A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116753846A (en) * | 2023-08-16 | 2023-09-15 | 江苏亚星锚链股份有限公司 | Chain length measuring device |
| WO2024012025A1 (en) * | 2022-07-14 | 2024-01-18 | 中交一航局第一工程有限公司 | Dragging prevention device for ship anchor cable in spring range environment, and dragging prevention method therefor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005140549A (en) * | 2003-11-04 | 2005-06-02 | New Industry Research Organization | Anchorage monitoring system |
| CN201354135Y (en) * | 2009-02-18 | 2009-12-02 | 宁波凯荣船用机械有限公司 | Adjustable chain stopper |
| WO2015144954A1 (en) * | 2014-03-26 | 2015-10-01 | Jose Pelayo Del Riego Palacios | Device for detecting and warning in case of anchored vessels dragging anchor, and detection and warning method |
| CN105539733A (en) * | 2015-12-21 | 2016-05-04 | 大连中远船务工程有限公司 | Nonstandard knife switch chain stopper with shallow groove |
| CN210775764U (en) * | 2019-03-26 | 2020-06-16 | 安徽大学 | Three-degree-of-freedom spherical motor attitude and moment detection rack |
| JP2021123265A (en) * | 2020-02-06 | 2021-08-30 | 国立研究開発法人 海上・港湾・航空技術研究所 | Anchorage support method and anchorage support system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1441971A (en) * | 1973-10-25 | 1976-07-07 | Duggan J D | Chain guiding apparatus |
| KR910004761B1 (en) * | 1984-09-04 | 1991-07-13 | 가와사끼 주고교 가부시끼가이샤 | Automatic anchor watching control system |
| JPH0637038Y2 (en) * | 1988-01-26 | 1994-09-28 | 三菱重工業株式会社 | Marine towline position display device |
| CN103600811B (en) * | 2013-10-28 | 2016-02-17 | 武汉船用机械有限责任公司 | A kind of only chain apparatus and windlass |
| CN115112284A (en) * | 2022-05-30 | 2022-09-27 | 朱银银 | Ship anchor cable and high-precision automatic monitoring system in large-tidal-range environment |
| CN114889746B (en) * | 2022-07-14 | 2022-09-13 | 中交一航局第一工程有限公司 | Anti-anchor-walking device and method for ship anchor cable in large-tidal-range environment |
-
2022
- 2022-07-14 CN CN202210822989.9A patent/CN114889746B/en active Active
-
2023
- 2023-05-08 WO PCT/CN2023/092701 patent/WO2024012025A1/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005140549A (en) * | 2003-11-04 | 2005-06-02 | New Industry Research Organization | Anchorage monitoring system |
| CN201354135Y (en) * | 2009-02-18 | 2009-12-02 | 宁波凯荣船用机械有限公司 | Adjustable chain stopper |
| WO2015144954A1 (en) * | 2014-03-26 | 2015-10-01 | Jose Pelayo Del Riego Palacios | Device for detecting and warning in case of anchored vessels dragging anchor, and detection and warning method |
| CN105539733A (en) * | 2015-12-21 | 2016-05-04 | 大连中远船务工程有限公司 | Nonstandard knife switch chain stopper with shallow groove |
| CN210775764U (en) * | 2019-03-26 | 2020-06-16 | 安徽大学 | Three-degree-of-freedom spherical motor attitude and moment detection rack |
| JP2021123265A (en) * | 2020-02-06 | 2021-08-30 | 国立研究開発法人 海上・港湾・航空技術研究所 | Anchorage support method and anchorage support system |
Non-Patent Citations (2)
| Title |
|---|
| 吴广怀等: "非通航孔桥的大距离走锚消能式防撞系统", 《公路》 * |
| 谢世平，吴乃平主编: "《船舶驾驶与管理》", 31 December 2010 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024012025A1 (en) * | 2022-07-14 | 2024-01-18 | 中交一航局第一工程有限公司 | Dragging prevention device for ship anchor cable in spring range environment, and dragging prevention method therefor |
| CN116753846A (en) * | 2023-08-16 | 2023-09-15 | 江苏亚星锚链股份有限公司 | Chain length measuring device |
| CN116753846B (en) * | 2023-08-16 | 2023-11-21 | 江苏亚星锚链股份有限公司 | Chain length measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114889746B (en) | 2022-09-13 |
| WO2024012025A1 (en) | 2024-01-18 |
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