CN115930902B - Ocean structure settlement measurement device and method - Google Patents
Ocean structure settlement measurement device and method Download PDFInfo
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- CN115930902B CN115930902B CN202310238710.7A CN202310238710A CN115930902B CN 115930902 B CN115930902 B CN 115930902B CN 202310238710 A CN202310238710 A CN 202310238710A CN 115930902 B CN115930902 B CN 115930902B
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Abstract
The invention relates to the technical field of settlement measurement and discloses a settlement measurement device and a settlement measurement method for a marine structure, wherein the settlement measurement device comprises a support frame, a clamping mechanism is rotatably arranged at the upper part of one side of the support frame, a settlement detection frame is slidably arranged on the support frame, a sonar distance detection assembly is arranged at the upper part of the clamping mechanism and used for detecting the distance between the sonar distance detection assembly and the upper part of the settlement detection frame, a balancing weight is fixed on the settlement detection frame, the clamping mechanism comprises a U-shaped inner frame and a U-shaped outer frame, rectangular channels for two ends of the U-shaped inner frame to pass through are arranged at two sides of the U-shaped outer frame, and a convex column is arranged at the middle position of one side of the U-shaped inner frame, which is far away from the U-shaped outer frame. The invention can be quickly installed and fixed with the structural column of the marine structure under water, has simple operation and small installation difficulty, is more suitable for underwater operation, and is convenient for recycling equipment due to the supporting air bag.
Description
Technical Field
The invention relates to the technical field of settlement measurement, in particular to a settlement measurement device and method for a marine structure.
Background
Ocean (sea), a geographical term, is the broadest generic term for the body of water on earth. The surface of the earth is divided into a plurality of water areas communicated with each other by each continent, the water areas are called ocean, the central part of the ocean is called ocean, the edge part of the ocean is called ocean, and the water areas are communicated with each other to form a unified water body; the seawater body and various constituent substances in the ocean form an ocean environment with important significance for human survival and development. The sea water movement is the core content of the sea environment and mainly comprises four parts, namely a sea water movement form, the source of ocean currents, the distribution of surface ocean currents, the influence of the ocean currents on the geographic environment; the total area of the ocean on earth is about 3.6 hundred million square kilometers, accounting for about 71% of the earth's surface area, and the average water depth is about 3795 meters. The ocean contains thirteen hundred thousand cubic kilometers of water, which accounts for about 97 percent of the total water on the earth, and can be drunk by human beings only for 2 percent. Marine structures including semi-submersible platform, tension leg platform, platform leg combination column, barge, submarine oil pipeline, large-scale offshore oil tank, etc.; the device refers to a manually constructed marine retentate, and the marine structure can be installed on large-scale components such as a marine jacket, a block and the like, and can also be used for the design, the manufacture and the installation service of small-scale structures such as a tee joint protection frame and the like.
Sedimentation, under the load of the building, foundation soil is vertically deformed or sunk due to compression. Even settlement generally has less harm to the building, but when the settlement is too large, the elevation of the building is reduced to influence the use; uneven settlement is harmful to the building, and can cause additional stress to the building to cause cracks, even partial components to break, thereby endangering the safety of the building. The settlement should be estimated when the foundation is designed, the same marine structure sits on the seabed, settlement can also occur, the settlement of the marine structure can lead to the change of the marine structure, and even fracture or collapse can occur. Because the marine structure is under water, the traditional sedimentation detection mode cannot be well applied, the installation of the existing sedimentation equipment is too troublesome, and the underwater operation is inconvenient, the device and the method for measuring the sedimentation of the marine structure are provided.
Disclosure of Invention
Based on the technical problems in the background technology, the invention provides a device and a method for measuring settlement of a marine structure.
The invention provides a settlement measurement device for a marine structure, which comprises a supporting frame, wherein a clamping mechanism is rotatably arranged at the upper part of one side of the supporting frame, a settlement detection frame is slidably arranged on the supporting frame, a sonar distance detection assembly is arranged at the upper part of the clamping mechanism and used for detecting the distance between the sonar distance detection assembly and the upper part of the settlement detection frame, and a balancing weight is fixed on the settlement detection frame;
the clamping mechanism comprises a U-shaped inner frame and a U-shaped outer frame, rectangular channels for two ends of the U-shaped inner frame to pass through are arranged on two sides of the U-shaped outer frame, a convex column is arranged at the middle position of one side of the U-shaped inner frame, far away from the U-shaped outer frame, of the U-shaped inner frame, the convex column is in rotary connection with a supporting frame, a supporting air bag is arranged between the U-shaped outer frame and the U-shaped inner frame, two clamping arms are symmetrically arranged at two ends of the U-shaped outer frame and are respectively in rotary connection with two ends of the U-shaped outer frame, bumps are arranged on one side, close to the U-shaped inner frame, of the two clamping arms, a terrace portion is arranged at two ends of the U-shaped inner frame, two all be provided with the rectangle opening on the bench portion, two lugs hold respectively in two rectangle openings, two all be provided with the second metal axle in the rectangle opening, two second metal axles respectively with two lug butt, U type inside casing both sides inner wall is provided with the oblique piece that supports that is symmetrical distribution, all rotate in two rectangle passageway of U type frame and be provided with the rectangle inner supporting plate, U type frame inboard is provided with the spring steel plate, just spring steel plate both ends hold respectively in two rectangle passageway, spring steel plate both ends respectively with two oblique outer wall butt that support piece is close to projection one side.
As a further optimization of the technical scheme, the ocean structure settlement measuring device and method comprise the supporting frame, wherein the supporting frame comprises the vertical plates, the two sides of the vertical plates are folded to form the curled edge parts, and the side walls of the vertical plates are provided with the scale grooves which are distributed equidistantly.
In the preferred embodiment, the scale grooves are etched with a dimension value at a corresponding position.
As a further optimization of the technical scheme, the settlement measuring device and the settlement measuring method for the marine structure comprise an L-shaped support, wherein a boss is arranged at the upper part of the lower end of the L-shaped support, the boss and the L-shaped support are of an integrated structure, a bolt is arranged on the vertical surface of the L-shaped support, a threaded hole matched with the bolt is formed in the balancing weight, the balancing weight is fixed with the settlement measuring support through the cooperation of the threaded hole and the bolt, a waist-shaped hole is formed in the upper part of the vertical surface of the L-shaped support, and an indication arrow is arranged in the waist-shaped hole.
In the preferred scheme, the indication arrow is matched with the scale groove on the vertical plate, and the settlement condition can be reflected by observing whether the indication position of the indication arrow is changed.
As a further optimization of the technical scheme, according to the ocean structure settlement measuring device and method, the side wall of the vertical plate is fixedly provided with the sleeve, one end, far away from the mounting ring, of the sleeve is provided with the mounting ring, the sonar distance detecting assembly comprises the sonar ranging sensor fixed in the mounting ring, the sleeve and the convex column are coaxially arranged, and the convex column penetrates through the vertical plate to form rotary connection with the sleeve.
As a further optimization of the technical scheme, according to the ocean structure settlement measuring device and method, the side wall of the supporting air bag is provided with the air duct communicated with the inside of the supporting air bag, the air duct is provided with the single-phase air release valve, and the supporting air bag is also provided with the air nozzle for inflating.
In this preferred scheme, here can receive the hydraulic action through opening single-phase air release valve under water, support the gasbag and shrink to no longer support U type frame and U type inside casing, thereby under the spring steel sheet effect, drive U type inside casing and slide in the rectangle passageway of U type frame, thereby drive two arm lock contractions and draw close, and promote two rectangle interior layer boards rotation, can press from both sides the rapid clamping to the submarine structure.
As a further optimization of the technical scheme, the positioning component is arranged between the U-shaped outer frame and the U-shaped inner frame, a first metal shaft is arranged at the middle position of one side of the U-shaped inner frame, which is close to the U-shaped outer frame, a through hole for the first metal shaft to pass through is formed in the supporting air bag, a stepped groove is formed in the first metal shaft, a strip-shaped hole is formed in the peripheral surface of the first metal shaft, a through hole for the first metal shaft to pass through is formed in the U-shaped outer frame, a convex ring coaxial with the through hole is arranged on the U-shaped outer frame, a jack is formed in the position, close to the first metal shaft, of the U-shaped outer frame, and a locking pin component is arranged in the jack and used for locking the first metal shaft.
As a further optimization of the technical scheme, the ocean structure settlement measuring device and method comprise a polygon prism and a locking sleeve sleeved on the polygon prism, wherein a threaded rod is arranged at the top of the polygon prism, a locking nut is screwed at the position, close to the top of the locking sleeve, of the outer wall of the threaded rod, one side, far away from the convex column, of the lower part of the locking sleeve is of an inclined plane structure, the polygon prism penetrates through a strip-shaped hole, and the polygon prism is far away from the locking nut and is fixed with a U-shaped outer frame.
In the preferred scheme, the locking sleeve can be driven to move by rotating the locking nut, and the inclined surface on the locking sleeve acts on the stepped groove on the first metal shaft to limit the movement of the first metal shaft, so that the movement between the U-shaped outer frame and the U-shaped inner frame is limited.
As further optimization of the technical scheme, according to the ocean structure settlement measuring device and method, the waterproof electric box is fixed on the side wall of the vertical plate, the storage battery and the microprocessor are arranged in the waterproof electric box, and the microprocessor is in communication connection with the sonar ranging sensor.
As a further optimization of the technical scheme, according to the ocean structure settlement measuring device and method, the side wall of the clamping arm is provided with the equidistant anti-skid lines, and the included angle between the clamping arm and the protruding block is larger than 90 degrees.
A method for measuring settlement of a marine structure, comprising a device for measuring settlement of a marine structure as described above, comprising the steps of:
s1: the U-shaped outer frame and the U-shaped inner frame are expanded under the action of the supporting air bag by inflating through an air nozzle on the supporting air bag, the spring steel plate is stressed and deformed in the process, and the clamping arm and the rectangular inner supporting plate are not stressed any more and are in a loose state;
s2: the method comprises the steps of installing underwater, submerging to a proper seabed, placing a structural column of a marine structure on the inner side of a U-shaped outer frame, then opening a single-phase air release valve, enabling the supporting air bag to retract under the action of water pressure, enabling the supporting air bag not to support the U-shaped outer frame and the U-shaped inner frame any more, pushing an inclined supporting block and the U-shaped inner frame to move under the action of a spring steel plate, driving a rectangular inner supporting plate and a clamping arm to draw close, enabling the closed clamping arm and the rectangular inner supporting plate to clamp the structural column of the marine structure, rotating a locking nut, driving a locking sleeve to move, limiting the movement of a first metal shaft, enabling the U-shaped inner frame and the U-shaped outer frame to be locked, enabling the supporting frame and a sinking detection frame to be kept vertical under the action of gravity, and enabling the lower portion of the sinking detection frame to be in contact with the seabed;
s3: recording data, recording scales corresponding to the indication arrows, detecting the distance between the bosses through a sonar ranging sensor, and recording the data;
s4: data comparison, namely detecting by periodically controlling the sonar ranging sensor, comparing the detected data, comparing whether the distance between the sonar ranging sensor and the boss is changed or not, feeding back the settlement, and verifying the reliability of the data by observing the position of an indication arrow;
s5: the recovery device loosens the lock nut, inflates the air tap on the supporting air bag, and the U-shaped outer frame and the U-shaped inner frame are opened through the supporting air bag, so that the clamping of the structural column of the marine structure is relieved, and the device can be taken down.
In summary, the beneficial effects of the invention are as follows:
the invention provides a settlement measuring device and a settlement measuring method for a marine structure, which are characterized in that through a clamping mechanism, a supporting air bag and a spring steel plate are matched, the device can be quickly installed and fixed with a structural column of the marine structure under water, the operation is simple, the installation difficulty is low, the device is more suitable for underwater operation, meanwhile, the supporting air bag is convenient for recycling equipment, a supporting frame can be kept in a vertical state by being matched with a sleeve and a convex column, the settlement situation is better fed back, and meanwhile, a sonar ranging sensor and a scale groove are combined, the settlement data is better fed back, and the detection result is more reliable;
the support air bag is also provided with an air tap for inflating, wherein the support air bag can be contracted under the action of water pressure by opening a single-phase air release valve under water, so that the U-shaped outer frame and the U-shaped inner frame are not supported any more, the U-shaped inner frame is driven to slide in a rectangular channel of the U-shaped outer frame under the action of a spring steel plate, two clamping arms are driven to contract and close, and two rectangular inner supporting plates are driven to rotate, so that a submarine building can be clamped rapidly;
3. the polygon prism is far away from the lock nut and is fixed with the U-shaped outer frame, the lock nut can be rotated to drive the lock sleeve to move, the inclined surface on the lock sleeve acts on the stepped groove on the first metal shaft, and the movement of the first metal shaft can be limited, so that the movement between the U-shaped outer frame and the U-shaped inner frame is limited;
4. the locking nut is rotated to drive the locking sleeve to move, the first metal shaft is limited to move, the locking of the positions of the U-shaped inner frame and the U-shaped outer frame is realized, and the supporting frame and the sinking detection frame can be kept vertical under the action of gravity due to the rotary connection of the sleeve and the convex column, and the lower part of the sinking detection frame is contacted with the seabed;
5. the locking nut can be rotated to drive the locking sleeve to move, the inclined surface on the locking sleeve acts on the stepped groove on the first metal shaft, and the movement of the first metal shaft can be limited, so that the movement between the U-shaped outer frame and the U-shaped inner frame is limited.
Drawings
FIG. 1 is a schematic diagram of a settlement measurement device for marine structures according to the present invention;
FIG. 2 is a schematic view of a support frame and a sinking detection frame of a device for measuring the settlement of marine structures according to the present invention;
FIG. 3 is a schematic structural view of a clamping mechanism of a marine structure settlement measurement device according to the present invention;
FIG. 4 is a schematic view showing a structure of a marine structure settlement measurement device according to the present invention with a supporting airbag removed from a clamping mechanism;
fig. 5 is a schematic structural diagram of a U-shaped inner frame of a settlement measurement device for marine structures according to the present invention;
FIG. 6 is a schematic view of a support airbag for a settlement measurement device for marine structures according to the present invention;
FIG. 7 is a schematic view of a clamp arm of a settlement measurement device for marine structures according to the present invention;
fig. 8 is a schematic structural view of a U-shaped inner frame and locking pin assembly of a marine structure settlement measurement device according to the present invention.
In the figure: 1. a sinking detection frame; 101. an L-shaped bracket; 102. a bolt; 103. a waist-shaped hole; 104. an indication arrow; 2. a boss; 3. a support frame; 301. a riser; 3011. a scale groove; 302. a hemming portion; 4. balancing weight; 5. a waterproof electric box; 6. a sleeve; 601. a mounting ring; 602. a sonar ranging sensor; 7. a clamping mechanism; 701. u-shaped inner frame; 7011. a convex column; 7012. a first metal shaft; 70121. a stepped groove; 70122. a bar-shaped hole; 7013. a landing part; 7014. a second metal shaft; 7015. rectangular openings; 702. a U-shaped outer frame; 7021. a convex ring; 703. a spring steel plate; 704. a slanting propping block; 705. a rectangular inner supporting plate; 706. a clamp arm; 7061. a bump; 707. a locking pin assembly; 7071. a polygonal column; 7072. a locking sleeve; 7073. a lock nut; 7074. a threaded rod; 708. supporting the air bag; 7081. an air duct; 7082. a single-phase air release valve; 7083. and (5) perforating.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 8 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, a settlement measuring device for marine structures comprises a supporting frame 3, wherein a clamping mechanism 7 is rotatably arranged at the upper part of one side of the supporting frame 3, a settlement detecting frame 1 is slidably arranged on the supporting frame 3, a sonar distance detecting assembly is arranged at the upper part of the clamping mechanism 7 and used for detecting the distance between the sonar distance detecting assembly and the upper part of the settlement detecting frame 1, and a balancing weight 4 is fixed on the settlement detecting frame 1;
the clamping mechanism 7 comprises a U-shaped inner frame 701 and a U-shaped outer frame 702, rectangular channels for two ends of the U-shaped inner frame 701 to pass through are arranged on two sides of the U-shaped outer frame 702, a convex column 7011 is arranged at the middle position of one side of the U-shaped inner frame 701, which is far away from the U-shaped outer frame 702, the convex column 7011 is rotationally connected with a supporting frame 3, a supporting air bag 708 is arranged between the U-shaped outer frame 702 and the U-shaped inner frame 701, two clamping arms 706 are symmetrically arranged at two ends of the U-shaped outer frame 702, the two clamping arms 706 are respectively rotationally connected with two ends of the U-shaped outer frame 702, a bump 7061 is arranged on one side of the two clamping arms 706, which is close to the U-shaped inner frame 701, of which two ends are provided with a step part 7013, two all be provided with rectangle opening 7015 on the terraced portion 7013, two lugs 7061 hold respectively in two rectangle openings 7015, two all be provided with second metal shaft 7014 in the rectangle opening 7015, two second metal shaft 7014 respectively with two lugs 7061 butt, U type inside casing 701 both sides inner wall is provided with and is symmetrical distributed's oblique support piece 704, all rotate in the two rectangle passageway of U type frame 702 and be provided with rectangle interior layer board 705, U type frame 702 inboard is provided with spring steel sheet 703, just spring steel sheet 703 both ends hold respectively in two rectangle passageway, spring steel sheet 703 both ends respectively with two oblique support piece 704 be close to the outer wall butt of projection 7011 one side.
Referring to fig. 1 and 2, the supporting frame 3 includes a riser 301, two sides of the riser 301 are folded to form a curled edge 302, scale grooves 3011 distributed equidistantly are provided on the side wall of the riser 301, and the scale grooves 3011 are used for etching dimension values at corresponding positions.
Referring to fig. 1 and 2, the sinking detection frame 1 includes an L-shaped bracket 101, a boss 2 is provided on the upper portion of the lower end of the L-shaped bracket 101, the boss 2 and the L-shaped bracket 101 are in an integrated structure, a bolt 102 is provided on a vertical surface of the L-shaped bracket 101, a threaded hole adapted to the bolt 102 is provided on the balancing weight 4, the balancing weight 4 is fixed to the sinking detection frame 1 through the cooperation of the threaded hole and the bolt 102, a waist-shaped hole 103 is provided at the upper position of the vertical surface of the L-shaped bracket 101, an indication arrow 104 is provided in the waist-shaped hole 103, the indication arrow 104 provided herein is matched with a scale groove 3011 on the vertical plate 301, and the sinking condition can be reflected by observing whether the indication position of the indication arrow 104 is changed.
Referring to fig. 1 and 2, a sleeve 6 is fixedly arranged on the side wall of the vertical plate 301, a mounting ring 601 is arranged at one end, far away from the mounting ring 601, of the sleeve 6, the sonar distance detection assembly comprises a sonar ranging sensor 602 fixed in the mounting ring 601, the sleeve 6 and a convex column 7011 are coaxially arranged, and the convex column 7011 penetrates through the vertical plate 301 to form rotary connection with the sleeve 6.
Referring to fig. 3 and fig. 6, the side wall of the supporting air bag 708 is provided with an air duct 7081 communicated with the inside of the air bag, the air duct 7081 is provided with a single-phase air escape valve 7082, the supporting air bag 708 is further provided with an air nozzle for inflating, the supporting air bag 708 can be contracted under the action of water pressure by opening the single-phase air escape valve 7082 under water, so that the U-shaped outer frame 702 and the U-shaped inner frame 701 are not supported any more, the U-shaped inner frame 701 is driven to slide in a rectangular channel of the U-shaped outer frame 702 under the action of a spring steel plate 703, the two clamping arms 706 are driven to contract and close, and the two rectangular inner supporting plates 705 are pushed to rotate, so that a submarine building can be clamped rapidly.
Referring to fig. 3, fig. 4, fig. 5 and fig. 8, a positioning assembly is disposed between the U-shaped outer frame 702 and the U-shaped inner frame 701, a first metal shaft 7012 is disposed at a position of the U-shaped inner frame 701 near a middle position of one side of the U-shaped outer frame 702, a through hole 7083 for the first metal shaft 7012 to pass through is disposed on the support air bag 708, a stepped groove 70121 is disposed on the first metal shaft 7012, a strip-shaped hole 70122 is disposed on an outer circumferential surface of the first metal shaft 7012, a through hole for the first metal shaft 7012 to pass through is disposed on the U-shaped outer frame 702, a convex ring 7021 coaxial with the through hole is disposed on the U-shaped outer frame 702, a jack is disposed at a position of the U-shaped outer frame 702 near the first metal shaft 7012, and a locking pin assembly 707 is disposed in the jack, and the locking pin assembly 707 is used for locking the first metal shaft 7012.
Referring to fig. 8, the locking pin assembly 707 includes a polygon prism 7071 and a locking sleeve 7072 sleeved on the polygon prism 7071, a threaded rod 7074 is disposed at the top of the polygon prism 7071, a locking nut 7073 is screwed on the outer wall of the threaded rod 7074 near the top of the locking sleeve 7072, one side of the lower portion of the locking sleeve 7072, far away from the boss 7011, is in a bevel structure, the polygon prism 7071 passes through the strip-shaped hole 70122, the polygon prism 7071 is far away from the locking nut 7073 and is fixed with the U-shaped outer frame 702, the locking sleeve 7072 can be driven to move by rotating the locking nut 7073, and the bevel on the locking sleeve 7072 acts on a stepped groove 70121 on the first metal shaft 7012 to limit the movement of the first metal shaft 7012, so as to limit the movement between the U-shaped outer frame 702 and the U-shaped inner frame 701.
The waterproof electric box 5 is fixed on the side wall of the vertical plate 301, a storage battery and a microprocessor are arranged in the waterproof electric box 5, and the microprocessor is in communication connection with the sonar ranging sensor 602.
The side wall of the clamping arm 706 is provided with equidistant anti-slip lines, and the included angle between the clamping arm 706 and the protruding block 7061 is greater than 90 degrees.
A method for measuring settlement of a marine structure, comprising a device for measuring settlement of a marine structure as described above, comprising the steps of:
s1: the U-shaped outer frame 702 and the U-shaped inner frame 701 are expanded under the action of the supporting air bag 708 by inflating through the air nozzle on the supporting air bag 708, the spring steel plate 703 is stressed and deformed in the process, and the clamping arms 706 and the rectangular inner supporting plate 705 are not stressed any more and are in a loose state;
s2: under water installation, the structure column of the marine structure is submerged to the proper seabed, the structure column of the marine structure is placed at the inner side of the U-shaped outer frame 702, then the contraction of the supporting air bag 708 can be realized under the action of water pressure by opening the single-phase air release valve 7082, the supporting air bag 708 does not support the U-shaped outer frame 702 and the U-shaped inner frame 701 any more, under the action of the spring steel plate 703, the inclined supporting block 704 and the U-shaped inner frame 701 are pushed to move, the rectangular inner supporting plate 705 and the clamping arm 706 are driven to be close, the closed clamping arm 706 and the rectangular inner supporting plate 705 clamp the structure column of the marine structure, the locking nut 7073 is rotated, the locking sleeve 7072 is driven to move, the first metal shaft 7012 is limited to move, the locking of the positions of the U-shaped inner frame 701 and the U-shaped outer frame 702 is realized, the supporting frame 3 and the sinking detection frame 1 can be kept vertical under the action of gravity, and the lower part of the sinking detection frame 1 is contacted with the seabed;
s3: recording data, recording scales corresponding to the indication arrows 104, detecting the distance between the bosses 2 through the sonar ranging sensor 602, and recording the data;
s4: data comparison, detecting by periodically controlling the sonar ranging sensor 602, comparing the detected data, comparing whether the distance between the sonar ranging sensor 602 and the boss 2 is changed or not, feeding back the situation of settlement, and verifying the reliability of the data by observing the position of the indication arrow 104;
s5: the recovery device is used for loosening the locking nut 7073, inflating the air tap on the supporting air bag 708, expanding the U-shaped outer frame 702 and the U-shaped inner frame 701 through the supporting air bag 708, and accordingly releasing the clamping of the structural column of the marine structure, and the device can be taken down.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. A settlement measurement method for a marine structure is characterized in that: the measuring method adopts a measuring device to measure, and the measuring device comprises: the device comprises a supporting frame (3), wherein a clamping mechanism (7) is rotatably arranged on the upper part of one side of the supporting frame (3), a sinking detection frame (1) is slidably arranged on the supporting frame (3), a sonar distance detection assembly is arranged on the upper part of the clamping mechanism (7), the sonar distance detection assembly is used for detecting the distance from the sonar distance detection assembly to the upper part of the sinking detection frame (1), and a balancing weight (4) is fixed on the sinking detection frame (1);
the clamping mechanism (7) comprises a U-shaped inner frame (701) and a U-shaped outer frame (702), rectangular channels for the U-shaped inner frame (701) to pass through are formed in two sides of the U-shaped outer frame (702), a convex column (7011) is arranged at the middle position of one side of the U-shaped inner frame (701) away from the U-shaped inner frame (702), the convex column (7011) and the supporting frame (3) form rotary connection, a supporting airbag (708) is arranged between the U-shaped inner frame (701) and the U-shaped inner frame (702), two clamping arms (706) are symmetrically arranged at two ends of the U-shaped outer frame (702) and are respectively connected with two ends of the U-shaped outer frame (702) in a rotary mode, two clamping arms (706) are respectively arranged on one side, close to the U-shaped inner frame (701), protruding blocks (7061) are respectively arranged at two ends of the U-shaped inner frame (701), rectangular openings (7015) are respectively formed in the two step portions (7013), two protruding blocks (7061) are respectively arranged in the two rectangular openings (7015), two metal protruding blocks (7014) are respectively arranged in the two inner frames (7015) in a mode of being in a propped mode, rectangular inner supporting plates (705) are rotatably arranged in two rectangular channels of the U-shaped outer frame (702), spring steel plates (703) are arranged on the inner side of the U-shaped outer frame (702), two ends of each spring steel plate (703) are respectively contained in the two rectangular channels, and two ends of each spring steel plate (703) are respectively abutted with the outer walls of one sides, close to the convex columns (7011), of the two inclined abutting blocks (704);
the supporting frame (3) comprises a vertical plate (301), two sides of the vertical plate (301) are folded to form curled edges (302), and scale grooves (3011) distributed equidistantly are formed in the side wall of the vertical plate (301); the sinking detection frame (1) comprises an L-shaped support (101), a boss (2) is arranged at the upper part of the lower end of the L-shaped support (101), the boss (2) and the L-shaped support (101) are of an integrated structure, a bolt (102) is arranged on the vertical surface of the L-shaped support (101), a threaded hole matched with the bolt (102) is formed in the balancing weight (4), the balancing weight (4) is fixed with the sinking detection frame (1) through the cooperation of the threaded hole and the bolt (102), a waist-shaped hole (103) is formed in the upper position of the vertical surface of the L-shaped support (101), and an indication arrow (104) is arranged in the waist-shaped hole (103);
the novel sonar ranging device is characterized in that a sleeve (6) is fixedly arranged on the side wall of the vertical plate (301), one end, far away from the mounting ring (601), of the sleeve (6) is provided with the mounting ring (601), the sonar ranging sensor (602) is fixed in the mounting ring (601), the sleeve (6) and the convex column (7011) are coaxially arranged, and the convex column (7011) penetrates through the vertical plate (301) to form rotary connection with the sleeve (6);
the side wall of the supporting air bag (708) is provided with an air duct (7081) communicated with the inside of the supporting air bag, the air duct (7081) is provided with a single-phase air escape valve (7082), and the supporting air bag (708) is also provided with an air nozzle for inflating;
a positioning assembly is arranged between the U-shaped outer frame (702) and the U-shaped inner frame (701), a first metal shaft (7012) is arranged at a middle position of one side of the U-shaped inner frame (701) close to the U-shaped outer frame (702), a through hole (7083) for the first metal shaft (7012) to pass through is formed in the supporting air bag (708), a stepped groove (70121) is formed in the first metal shaft (7012), a strip-shaped hole (70122) is formed in the peripheral surface of the first metal shaft (7012), a through hole for the first metal shaft (7012) to pass through is formed in the U-shaped outer frame (702), a convex ring (7021) coaxial with the through hole is arranged on the U-shaped outer frame (702), a jack is formed in the position of the U-shaped outer frame (702) close to the first metal shaft (7012), and a locking pin assembly (707) is arranged in the jack, and the locking pin assembly (707) is used for locking the first metal shaft (7012);
the locking pin assembly (707) comprises a polygon prism (7071) and a locking sleeve (7072) sleeved on the polygon prism (7071), a threaded rod (7074) is arranged at the top of the polygon prism (7071), a locking nut (7073) is screwed at the position, close to the top of the locking sleeve (7072), of the outer wall of the threaded rod (7074), one side, far away from a boss (7011), of the lower portion of the locking sleeve (7072) is of an inclined surface structure, the polygon prism (7071) penetrates through a bar-shaped hole (70122), and the polygon prism (7071) is far away from the locking nut (7073) and is fixed with the U-shaped outer frame (702);
the waterproof electric box (5) is fixed on the side wall of the vertical plate (301), a storage battery and a microprocessor are arranged in the waterproof electric box (5), and the microprocessor is in communication connection with the sonar ranging sensor (602);
the specific measuring method comprises the following steps:
s1: the U-shaped outer frame (702) and the U-shaped inner frame (701) are expanded under the action of the supporting air bag (708) by inflating through an air nozzle on the supporting air bag (708), the spring steel plate (703) is stressed and deformed in the process, and the clamping arm (706) and the rectangular inner supporting plate (705) are not stressed any more and are in a loose state;
s2: the underwater installation is carried out, the structural column of the marine structure is arranged on the inner side of the U-shaped outer frame (702), then the contraction of the supporting air bag (708) can be realized under the action of water pressure by opening the single-phase air release valve (7082), the supporting air bag (708) does not support the U-shaped outer frame (702) and the U-shaped inner frame (701), under the action of the spring steel plate (703), the inclined supporting block (704) and the U-shaped inner frame (701) are pushed to move, the rectangular inner supporting plate (705) and the clamping arm (706) are driven to be close, the closed clamping arm (706) and the rectangular inner supporting plate (705) clamp the structural column of the marine structure, the locking nut (7073) is rotated, the locking sleeve (7072) is driven to move, the first metal shaft (7012) is limited to move, the locking of the positions of the U-shaped inner frame (701) and the U-shaped inner frame (702) is realized, and the supporting frame (3) and the sinking detection frame (1) can be kept vertical under the action of gravity, and the sinking detection frame (1) is contacted with the seabed part;
s3: recording data, recording scales corresponding to the indication arrows (104), detecting the distance between the bosses (2) through a sonar ranging sensor (602), and recording the data;
s4: data comparison, namely detecting by periodically controlling the sonar ranging sensor (602), comparing the detected data, and comparing whether the distance between the sonar ranging sensor (602) and the boss (2) is changed or not, so that the feedback is in a settlement condition, and the reliability of the data can be verified by observing the position of the indication arrow (104);
s5: and the recovery device is used for loosening the locking nut (7073) and inflating the air tap on the supporting air bag (708), and the U-shaped outer frame (702) and the U-shaped inner frame (701) are opened through the supporting air bag (708), so that the clamping of the structural column of the marine structure is relieved, and the device can be taken down.
2. The ocean structure settlement measurement method according to claim 1, wherein the side wall of the clamping arm (706) is provided with equidistant anti-slip lines, and an included angle between the clamping arm (706) and the protruding block (7061) is larger than 90 degrees.
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| NO326789B1 (en) * | 2007-02-26 | 2009-02-16 | Argus Remote Systems As | Method and apparatus for examining the seabed |
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| EP2557403A2 (en) * | 2011-08-06 | 2013-02-13 | Thomas Falkenstein Gewerbliche Vermietung und Verpachtung e.K. | Device to determine the height of a storage layer on a base of a liquid tank |
| CN208334641U (en) * | 2018-06-22 | 2019-01-04 | 上海精卫电子有限公司 | A kind of pile foundation erosion hole monitoring system |
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