CN222926540U - Experimental equipment for testing bearing capacity of towing anchor - Google Patents
Experimental equipment for testing bearing capacity of towing anchor Download PDFInfo
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- CN222926540U CN222926540U CN202421762314.0U CN202421762314U CN222926540U CN 222926540 U CN222926540 U CN 222926540U CN 202421762314 U CN202421762314 U CN 202421762314U CN 222926540 U CN222926540 U CN 222926540U
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Abstract
The utility model relates to the technical field of ocean engineering and discloses experimental equipment for testing bearing capacity of a towing anchor, which comprises a loading unit and a testing unit, wherein the loading unit is used for applying tension to the towing anchor, the testing unit is used for fixing and measuring the towing anchor, the loading unit comprises a tension rod and a power device, the power device is connected with the tension rod and provides power for the tension rod to reciprocate linearly in the horizontal direction, the towing anchor comprises an anchor plate and an anchor rod arranged on the anchor plate, the anchor rod is connected with the tension rod, the testing unit comprises a strain gauge, a base, a supporting seat arranged at one end of the base and a clamping groove seat arranged at the other end of the base, the supporting seat is used for supporting the tension rod, and the tension rod can reciprocate linearly on the supporting seat. The utility model has the beneficial effect of accurately testing the bearing capacity of the towing anchor.
Description
Technical Field
The utility model relates to the technical field of ocean engineering, in particular to experimental equipment for testing the bearing capacity of a towing anchor.
Background
The towing anchor is an anchor device commonly used in marine engineering mooring systems, and is mainly used for fixing marine facilities such as ships, platforms and the like, and the design and the performance of the towing anchor are directly related to the safety and the stability of the offshore structure. In practical application, the towing anchor has various types and working conditions and needs to bear large tensile force, so that the bearing capacity and the stability are important indexes for measuring the performance of the towing anchor. In order to ensure the safety performance of the towing anchor and ensure the safety and stability of the ocean platform, the bearing capacity of the towing anchor needs to be tested.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model provides experimental equipment for testing the bearing capacity of a towing anchor, which can accurately test the bearing capacity of the towing anchor.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The experimental equipment for testing the bearing capacity of the towing anchor comprises a loading unit and a testing unit, wherein the loading unit is used for applying tension to the towing anchor and is used for fixing and measuring the towing anchor, the loading unit comprises a tension rod and a power device, the power device is connected with the tension rod and provides power for the tension rod to reciprocate linearly in the horizontal direction, the towing anchor comprises an anchor plate and an anchor rod arranged on the anchor plate, the anchor rod is connected with the tension rod, the testing unit comprises a strain gauge, a base, a supporting seat arranged at one end of the base and a clamping groove seat arranged at the other end of the base, the supporting seat is used for supporting the tension rod, the tension rod can reciprocate linearly on the supporting seat, the clamping groove seat is matched with the anchor plate and is used for fixing the anchor plate, the strain gauge is arranged on the anchor plate and is arranged at the contact position of the upper surface of the anchor plate and the clamping groove seat, and the strain gauge is used for collecting strain data of the towing anchor in the tensioning process of the tension rod in real time.
Further, a fixing clamping groove matched with the anchor plate is formed in the clamping groove seat, and the anchor plate is fixed by being installed in the fixing clamping groove.
The power device further comprises a first fixing plate and a second fixing plate, wherein the piston rod is connected with the first fixing plate, one end of the tension rod is connected with the first fixing plate, the other end of the tension rod sequentially penetrates through the supporting seat to be connected with the second fixing plate, and the second fixing plate is connected with the anchor rod.
Further, be provided with the pulley on the second fixed plate, the pulley can slide on the base, and the pulley is used for better realization second fixed plate along with the horizontal rectilinear motion of pulling force pole when supporting the second fixed plate.
Further, the drag anchor further comprises an anchor chain and a shackle, one end of the anchor chain is connected with the end portion of the anchor rod through the shackle, and the other end of the anchor chain is connected with the tension rod. The shackle is used for connecting the anchor chain and the anchor rod.
Further, a connecting buckle is arranged on the second fixing plate and is connected with the anchor chain. The tension rod drives the second fixing plate to realize the tension process of the towing anchor.
The test equipment comprises a computer, a strain gauge, a computer, a data processing software and a load-bearing capacity, wherein the computer is in communication connection with the strain gauge and the hydraulic cylinder respectively, the hydraulic cylinder is used for transmitting working pressure and a tension value acting on a towing anchor in a test process to the computer in real time, the strain gauge is used for transmitting strain data acquired in real time in the process of pulling the towing anchor to the computer, and the computer is used for receiving the working pressure of the hydraulic cylinder, the tension value acting on the towing anchor and the strain data in the process of pulling the towing anchor, and the stress-strain relation of the towing anchor under different loads is obtained by utilizing the data processing software in the prior art, so that the load-bearing capacity of the towing anchor under different loads is obtained.
Further, the experimental equipment of the invention further comprises a mounting unit for mounting and dismounting the towing anchor.
Further, the installation unit comprises a hoisting cable, a support frame, a transverse sliding rail arranged on the support frame and a crane capable of sliding on the transverse sliding rail, wherein the hoisting cable is connected with the crane and is also connected with the anchor plate, and the crane is used for hoisting a towing anchor.
Further, the installation unit further comprises a movable pulley block, and the hoisting cable is connected with the crane through the movable pulley block.
The movable pulley block comprises two movable pulleys, a connecting rod and hanging rings which are symmetrically arranged, the two movable pulleys are connected with the crane, two ends of the connecting rod are respectively connected with the two movable pulleys, the hanging rings are arranged in the middle of the connecting rod, and the hanging cables are respectively connected with the hanging rings and the anchor plates. The crane is connected with the movable pulley to control the movable pulley block to realize the loading and unloading of the anchor.
Further, two movable pulleys are welded to two ends of the connecting rod respectively, a hanging ring is welded to the middle of the connecting rod, a hanging cable is annular and penetrates through the hanging ring, and two ends of the hanging cable are connected with two sides of the anchor plate respectively.
Compared with the prior art, the utility model provides experimental equipment for testing the bearing capacity of the towing anchor, which has the following beneficial effects:
(1) The utility model relates to test experimental equipment for testing the bearing capacity of a towing anchor, which comprises a loading unit, a test unit, a mounting unit and the like, and can accurately test the bearing capacity of the towing anchor.
(2) The utility model has innovation, practicability and operability, and the test of the bearing capacity of the towing anchor is beneficial to evaluating the bearing capacity and stability of the towing anchor, so that the towing anchor with higher bearing capacity is ensured to be applied to a corresponding mooring system, and the safe and reliable operation of the mooring system adopting the towing anchor is ensured.
(3) The test method can be widely applied to bearing capacity research of towing anchors such as oil gas development platforms, floating wave energy power generation devices, offshore airports and offshore wind farms, is rapid in test, convenient to install and maintain and low in cost, and is rapid and convenient to test.
Drawings
Fig. 1 is a schematic perspective view of an experimental apparatus in this embodiment;
fig. 2 is a schematic structural diagram of the assembly of the drag anchor and the fixing clip groove in this embodiment (the connection of the end of the anchor rod and the shackle is not shown in the drawing).
Meaning of reference numerals in the drawings:
1-loading unit, 11-hydraulic cylinder, 12-hydraulic pump, 13-piston rod, 14-first fixing plate, 15-tension rod, 16-second fixing plate, 161-connecting buckle, 17-pulley, 2-test unit, 21-base, 22-supporting seat, 23-clamping groove seat, 231-fixing clamping groove, 24-strain gauge, 3-installation unit, 31-supporting frame, 32-transverse sliding rail, 33-crane, 34-movable pulley block, 35-hoisting cable, 4-towing anchor, 41-anchor plate, 42-anchor rod, 43-anchor chain, 44-shackle and 5-computer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 and 2, the experimental device provided by the embodiment comprises a loading unit 1 and a testing unit 2, wherein the loading unit 1 is used for applying tension to a towing anchor 4, the testing unit 2 is used for fixing and measuring the towing anchor 4, the loading unit 1 comprises a tension rod 15 and a power device, the power device is connected with the tension rod 15 and provides power for the tension rod 15 to linearly reciprocate along the horizontal direction, the towing anchor 4 comprises an anchor plate 41 and an anchor rod 42 arranged on the anchor plate 41, the anchor rod 42 is connected with the tension rod 15, the testing unit 2 comprises a strain gauge 24, a base 21, a supporting seat 22 arranged at one end of the base 21 and a clamping groove seat 23 arranged at the other end of the base 21, the supporting seat 22 is used for supporting the tension rod 15, the tension rod 15 can linearly reciprocate on the supporting seat 22, the clamping groove seat 23 is matched with the anchor plate 41 and is used for fixing the anchor plate 41, the strain gauge 24 is arranged on the anchor plate 41 and is arranged at the contact position of the upper surface of the anchor plate 41 and the clamping groove seat 23, and the strain gauge 24 is used for acquiring strain data of the towing anchor 4 in the process of the tension rod 15.
In one embodiment of the present embodiment, the clamping groove seat 23 is provided with a fixing clamping groove 231 matched with the anchor plate 41, and the anchor plate 41 is fixed by installing the anchor plate 41 in the fixing clamping groove 231.
In one embodiment of the present embodiment, the towing anchor 4 further includes a chain 43 and a shackle 44, one end of the chain 43 is connected to the end of the anchor rod 42 by the shackle 44, and the other end of the chain 43 is connected to the tension bar 15. Shackle 44 is used to connect chain 43 and anchor rod 42.
In a specific implementation manner of the embodiment, the power device comprises a hydraulic cylinder 11, a hydraulic pump 12 arranged in the hydraulic cylinder 11, a piston rod 13 matched with the hydraulic cylinder 11, wherein the hydraulic pump 12 is used for driving the piston rod 13 to move in a telescopic mode, the power device further comprises a first fixing plate 14 and a second fixing plate 16, the piston rod 13 is connected with the first fixing plate 14, one end of a tension rod 15 is connected with the first fixing plate 14, the other end of the tension rod sequentially penetrates through a supporting seat 22 to be connected with the second fixing plate 16, and the second fixing plate 16 is connected with an anchor rod 42. The second fixing plate 16 is provided with a connecting buckle 161, and the connecting buckle 161 is connected with the anchor chain 43. The tension rod 15 carries out the tensioning process of the drag anchor 4 by driving the second fixing plate 16.
In a specific implementation manner of this embodiment, the second fixing plate 16 is provided with a pulley 17, and the pulley 17 can slide on the base 21, where the pulley 17 is used to support the second fixing plate 16 and simultaneously better realize the horizontal linear motion of the second fixing plate 16 along with the tension rod 15.
Example 2
Embodiment 2 differs from embodiment 1 in that the experimental apparatus in embodiment 2 further comprises a computer 5, as shown in fig. 1, the computer 5 is respectively in communication with the strain gauge 24 and the hydraulic cylinder 11, the hydraulic cylinder 11 is used for transmitting the working pressure and the tension value acting on the towing anchor 4 to the computer 5 in real time during the test, the strain gauge 24 is used for transmitting the strain data acquired in real time during the tensile process of the towing anchor 4 to the computer 5, and the computer 5 is used for receiving the working pressure of the hydraulic cylinder 11, the tension value acting on the towing anchor 4 and the strain data during the tensile process of the towing anchor 4, and the stress-strain relation of the towing anchor 4 under different loads is obtained by using data processing software in the prior art, so that the bearing capacity of the towing anchor 4 under different loads is obtained.
Example 3
Embodiment 3 differs from embodiment 2 in that the experimental apparatus in embodiment 3 further comprises a mounting unit 3, as shown in fig. 1, the mounting unit 3 being used for mounting and dismounting the drag anchor 4.
In one embodiment of the present embodiment, the mounting unit 3 comprises a hoisting cable 35, a support frame 31, a transverse rail 32 arranged on the support frame 31 and a crane 33 capable of sliding on the transverse rail 32, the hoisting cable 35 being connected to the crane 33, the hoisting cable 35 also being connected to the anchor plate 41, the crane 33 being used for hoisting the drag anchor 4.
In one embodiment of the present embodiment, the mounting unit 3 further comprises a movable pulley block 34, and the hoisting cable 35 is connected to the crane 33 via the movable pulley block 34.
In a specific implementation manner of this embodiment, the movable pulley block 34 includes two movable pulleys, a connecting rod and a hanging ring, which are symmetrically arranged, the two movable pulleys are connected with the crane 33, two ends of the connecting rod are respectively connected with the two movable pulleys, the middle part of the connecting rod is provided with the hanging ring, and the hanging cable 35 is respectively connected with the hanging ring and the anchor plate 41. The crane 33 is connected to a movable pulley to control the movable pulley block 34 to mount and demount an anchor.
In a specific implementation manner in this embodiment, two movable pulleys are welded to two ends of the connecting rod respectively, a hanging ring is welded to the middle of the connecting rod, the hanging cable 35 is annular and penetrates through the hanging ring, and two ends of the hanging cable are connected with two sides of the anchor plate 41 respectively.
The test method of the experimental equipment for the bearing capacity of the towing anchor provided by the embodiment is as follows:
step S1, a preparation stage.
Step S11, the state of well and the calibration of all components of the loading unit 1, the test unit 2 and the mounting unit 3 are checked and confirmed.
In step S12, the anchor rod 42 is connected with the tension rod 15 through the anchor chain 43 at the shackle 44, so as to ensure firm connection.
In step S13, the strain gauge 24 is installed at the contact point of the anchor plate 41 of the drag anchor 4 and the fixing clip groove 231, and is connected to the existing data acquisition system of the computer 5.
In step S14, the tension parameter and the loading rate of the hydraulic cylinder 11 are set.
And S2, in the lifting installation stage, the crane 33 and the transverse sliding rail 32 are utilized to realize the position control of the towing anchor 4.
In step S21, the anchor plate 41 is connected to the movable pulley block 34 by the hoisting cable 35, so as to ensure the safety and reliability of the connection point, and prevent the connection point from falling off or sliding during the hoisting process.
In step S22, the movable pulley block 34 and the drag anchor 4 connected thereto are smoothly slid along the lateral slide rail 32 to a position right above the fixing slot 231. In this process, the moving speed and position of the movable pulley block 34 are controlled, so that the anchor plate 41 is ensured to be aligned accurately. The function of the transverse slide rails 32 is to provide a stable moving track for the movable pulley block 34, reducing the swinging and instability factors during lifting.
In step S23, after the anchor plate 41 is aligned with the fixing slot 231, the crane 33 is slowly released, so that the anchor plate 41 steadily descends until the anchor plate 41 contacts with the fixing slot 231 and is accurately mounted in the fixing slot 231, and the connection between the anchor plate 41 and the fixing slot 231 is ensured to be stable.
In step S24, after the anchor plate 41 is completely mounted in the fixing clip groove 231, a check is made to ensure that the position of the anchor plate 41 is correct, all the connectors are fastened, and then a subsequent test work can be started.
And S3, testing.
In step S31, the hydraulic cylinder 11 is started by turning on the power supply of the loading device, and at this time, the built-in hydraulic pump 12 starts to operate. By exerting a pressure on the piston rod 13, pushing the piston rod 13 to perform a rectilinear reciprocating movement in the horizontal direction, this force being finally transmitted to the drag anchor 4 by means of the link tension rod 15, thereby pulling the drag anchor 4;
and S32, applying tension to the towing anchor 4 according to preset test working condition parameters.
In step S33, the pressure and tension values of the hydraulic cylinder 11 are monitored to ensure that they meet the preset test parameters.
In step S34, strain data of the drag anchor 4 in the stress process is collected in real time through the strain gauge 24 and transmitted to the existing data acquisition system of the computer 5.
In step S35, if the drag anchor 4 reaches the design load or an abnormal condition occurs, the test should be stopped immediately.
And S4, a data recording and analyzing stage.
In step S41, all critical data during the whole test are collected, including the working pressure of the hydraulic cylinder 11, the tension value and the strain data of the towing anchor 4.
In step S42, the existing data analysis software in the computer 5 is used to process the data, so as to obtain the stress-strain relationship and the bearing capacity of the drag anchor 4 under different loads.
Step S43, evaluating the performance of the towing anchor 4 according to the analysis result, and comparing with design standards and safety requirements.
Step S5, ending the stage.
Step S51, the operation of the hydraulic cylinder 11 is terminated, and the pulling force on the drag anchor 4 is unloaded.
In step S52, the crane 33 is started, and the drag anchor 4 is removed from the fixing clip groove 231.
And step S53, cleaning the test area to ensure the neatness of the field and equipment.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The experimental equipment for testing the bearing capacity of the towing anchor is characterized by comprising a loading unit and a testing unit, wherein the loading unit is used for applying tension to the towing anchor and is used for fixing and measuring the towing anchor, the loading unit comprises a tension rod and a power device, the power device is connected with the tension rod and provides power for the tension rod to reciprocate linearly along the horizontal direction, the towing anchor comprises an anchor plate and an anchor rod arranged on the anchor plate, the anchor rod is connected with the tension rod, the testing unit comprises a strain gauge, a base, a supporting seat arranged at one end of the base and a clamping groove seat arranged at the other end of the base, the supporting seat is used for supporting the tension rod, the tension rod can reciprocate linearly on the supporting seat, the clamping groove seat is matched with the anchor plate and is used for fixing the anchor plate, the strain gauge is arranged on the anchor plate and is arranged at the contact position of the upper surface of the anchor plate and the clamping groove seat, and the strain gauge is used for collecting strain data of the towing anchor in the tensioning process of the tension rod in real time.
2. The apparatus for testing the bearing capacity of a drag anchor as set forth in claim 1, wherein the clamping groove seat is provided with a fixing clamping groove matched with the anchor plate, and the anchor plate is fixed by installing the anchor plate in the fixing clamping groove.
3. The experimental facility for testing the bearing capacity of a towing anchor according to claim 1, wherein the power device comprises a hydraulic cylinder, a hydraulic pump arranged in the hydraulic cylinder, and a piston rod matched with the hydraulic cylinder, the hydraulic pump is used for driving the piston rod to move in a telescopic mode, the power device further comprises a first fixing plate and a second fixing plate, the piston rod is connected with the first fixing plate, one end of the tension rod is connected with the first fixing plate, the other end of the tension rod sequentially penetrates through the supporting seat to be connected with the second fixing plate, and the second fixing plate is connected with the anchor rod.
4. The experimental facility for testing the bearing capacity of a towing anchor according to claim 3, wherein the second fixing plate is provided with a pulley, the pulley can slide on the base, and the pulley is used for supporting the second fixing plate and simultaneously enabling the second fixing plate to move horizontally and linearly along with the tension rod.
5. The apparatus for testing the load carrying capacity of a drag anchor as recited in claim 1, wherein the drag anchor further comprises a chain and a shackle, wherein one end of the chain is connected to an end of the anchor rod via the shackle, and the other end of the chain is connected to the tension rod.
6. The experimental equipment for testing the bearing capacity of a towing anchor according to claim 1, further comprising a computer, wherein the computer is in communication connection with the strain gauge and the hydraulic cylinder respectively, the hydraulic cylinder is used for transmitting the working pressure and the tensile force value acting on the towing anchor in real time to the computer, the strain gauge is used for transmitting the strain data acquired in real time in the process of pulling the towing anchor to the computer, and the computer is used for receiving the working pressure of the hydraulic cylinder, the tensile force value acting on the towing anchor and the strain data in the process of pulling the towing anchor, so that the stress-strain relation of the towing anchor under different loads is obtained.
7. The apparatus for testing the load carrying capacity of a drag anchor of claim 1, further comprising a mounting unit for enabling installation and removal of the drag anchor.
8. The apparatus for testing the load carrying capacity of a drag anchor as recited in claim 7, wherein the mounting unit comprises a hoisting cable, a support frame, a transverse rail disposed on the support frame, and a crane capable of sliding on the transverse rail, the hoisting cable being connected to the crane, the hoisting cable further being connected to the anchor plate, the crane being adapted to hoist the drag anchor.
9. The apparatus for testing the load carrying capacity of a drag anchor as recited in claim 8, wherein said mounting unit further comprises a movable pulley block, and said hoisting cable is connected to the crane via the movable pulley block.
10. The experimental equipment for testing the bearing capacity of the towing anchor, which is disclosed in claim 9, is characterized in that the movable pulley block comprises two movable pulleys, a connecting rod and hanging rings which are symmetrically arranged, the two movable pulleys are connected with a crane, two ends of the connecting rod are respectively connected with the two movable pulleys, the hanging rings are arranged in the middle of the connecting rod, and the hanging cables are respectively connected with the hanging rings and the anchor plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421762314.0U CN222926540U (en) | 2024-07-24 | 2024-07-24 | Experimental equipment for testing bearing capacity of towing anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421762314.0U CN222926540U (en) | 2024-07-24 | 2024-07-24 | Experimental equipment for testing bearing capacity of towing anchor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222926540U true CN222926540U (en) | 2025-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421762314.0U Active CN222926540U (en) | 2024-07-24 | 2024-07-24 | Experimental equipment for testing bearing capacity of towing anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222926540U (en) |
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- 2024-07-24 CN CN202421762314.0U patent/CN222926540U/en active Active
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