CN106596046A - Stress observation device for ocean structure under internal solitary wave environment - Google Patents

Abstract

The invention discloses a force observation device for a marine structure in an internal solitary wave environment in the technical field of mechatronics, comprising a box, the bottom of the box is provided with a connecting plate, and the bottom of the connecting plate is provided with a The fixed column, the present invention fixes the fixed column in the solitary wave environment in the ocean, and uses the pressure sensor and vibration sensor inside the fixed column to monitor the force data on the fixed column when the internal solitary wave is generated in the ocean, and through the central processing With the cooperation of the computer and the simulation calculator, the actual force of the fixed column in the solitary wave environment in the ocean can be simulated and calculated, and then the monitored pressure data and simulated force data can be stored on the hard disk without data storage, which is convenient for researchers in the later stage. Observation and statistics of the stress of the fixed column in the solitary wave environment in the ocean are beneficial to the stability of buildings constructed in the solitary wave environment in the ocean.

Description

A force observation device for marine structures under internal solitary wave environment

technical field

The invention relates to the technical field of mechatronics, in particular to a force observation device for marine structures in an internal solitary wave environment.

Background technique

Internal solitary waves, especially large-amplitude internal solitary waves, carry huge energy, causing strong convergence and divergence in the sea area they pass through, and can have a strong destructive effect on marine structures. There have been platform piles on oil platforms in the South my country Sea. The bending and overturning phenomenon, however, the bending position is not the bottom of the pile as commonly considered, but occurs in the middle, this phenomenon is naturally related to the internal wave phenomenon in this area, therefore, for the internal isolation of marine structures The observation of the force under the environment of internal solitary waves is beneficial to the stability of marine structures under the environment of internal solitary waves. It is obtained that this observation method will be different from the force data of the actual marine structure in the internal solitary wave environment, which is not conducive to the stability of the actual construction of the marine structure in the internal solitary wave environment. Therefore, we propose The utility model relates to a force observation device for a marine structure in an internal solitary wave environment.

Contents of the invention

The object of the present invention is to provide a force observation device for marine structures under the environment of internal solitary waves, to solve the problem of observing the force of marine structures under the environment of internal solitary waves proposed in the background technology, which is beneficial to the observation of internal solitary waves. Marine structures remain stable in the environment of internal solitary waves, but the current observation data of the force of marine structures in the environment of internal solitary waves is obtained by simulating in the laboratory. The force data of objects in the environment of internal solitary waves will be different, which is not conducive to the stability of the actual construction of marine structures in the environment of internal solitary waves.

In order to achieve the above object, the present invention provides the following technical solutions: a force observation device for marine structures in an internal solitary wave environment, including a box, the bottom of the box is provided with a connecting plate, and the bottom of the connecting plate A fixed column is provided, and the inner cavity of the fixed column is uniformly provided with a pressure sensor and a vibration sensor, the pressure sensor is arranged on the left side of the vibration sensor, and the inner cavity of the box body (1) is provided with a power supply. The output end of the power supply is connected to a transformer through a wire, and the transformer is arranged in the inner cavity of the box body, and the output end of the transformer is connected to a central processing unit, and the bottom of the central processing unit is connected to a storage hard disk through a data line. The left side of the central processing unit is connected with an A/D converter through a data line, the input end of the A/D converter is connected with a signal channel through a data line, and the input end of the signal channel is connected with a filter through a lead wire, so The input end of the filter is connected with a frequency converter through a data line, the input end of the frequency converter is connected with a signal amplifier through a data line, the right side of the central processing unit is connected with a driver through a data line, and the right side of the driver is The analog calculator and the data storage hard disk are respectively connected through the data lines, and the data storage hard disk is arranged at the lower part of the analog calculator.

Preferably, the signal amplifier is electrically connected to the pressure sensor and the vibration sensor respectively.

Preferably, the analog calculator is electrically connected to the central processing unit.

Preferably, the bottom of the connecting plate is in airtight connection with the top of the fixing column.

Compared with the prior art, the beneficial effects of the present invention are: the present invention fixes the fixed column in the ocean solitary wave environment, and uses the pressure sensor and vibration sensor inside the fixed column to monitor when the internal solitary wave in the ocean is generated. For the force data of the fixed column, through the cooperation of the central processing unit and the simulation calculator, the actual force of the fixed column in the solitary wave environment in the ocean is simulated and calculated, and then the monitored pressure data and The simulated force data is stored, which is convenient for researchers to observe and count the force of the fixed column in the solitary wave environment in the ocean, and is conducive to the stability of the construction of the building in the solitary wave environment in the ocean.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

In the figure: 1 cabinet, 2 connecting board, 3 fixing column, 4 pressure sensor, 5 vibration sensor, 6 power supply, 7 transformer, 8 central processing unit, 9 storage hard disk, 10A/D converter, 11 signal channel, 12 filter device, 13 frequency converter, 14 signal amplifier, 15 driver, 16 analog calculator, 17 data storage hard disk.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1, the present invention provides a kind of technical scheme: a kind of force observation device of marine structure object under solitary wave environment, comprises box body 1, and the bottom of box body 1 is provided with connecting plate 2, and connecting plate 2 The bottom is provided with a fixed column 3, and the inner cavity of the fixed column 3 is evenly provided with a pressure sensor 4 and a vibration sensor 5, the pressure sensor 4 is arranged on the left side of the vibration sensor 5, and the inner cavity of the box body 1 is provided with a power supply 6, and the power supply 6 The output end of the transformer 7 is connected with a transformer 7 through a wire, the transformer 7 is arranged in the inner cavity of the box body 1, the output end of the transformer 7 is connected with a central processing unit 8, and the bottom of the central processing unit 8 is connected with a storage hard disk 9 through a data line, and the central processing unit The left side of device 8 is connected with A/D converter 10 by data line, and the input end of A/D converter 10 is connected with signal channel 11 by data line, and the input end of signal channel 11 is connected with filter 12 by lead wire, filter The input end of the device 12 is connected with the frequency converter 13 through the data line, the input end of the frequency converter 13 is connected with the signal amplifier 14 through the data line, the right side of the central processing unit 8 is connected with the driver 15 through the data line, and the right side of the driver 15 is connected with the driver 15 through the data line. The data lines are respectively connected with an analog calculator 16 and a data storage hard disk 17 , and the data storage hard disk 17 is arranged at the bottom of the analog calculator 16 .

Among them, the signal amplifier 14 is electrically connected with the pressure sensor 4 and the vibration sensor 5 respectively, so as to ensure the force data of the fixed column 3 monitored by the pressure sensor 4 in the solitary wave environment in the ocean and the generation of the solitary wave in the ocean monitored by the vibration sensor 5 The effective transmission of data enables the force data of the fixed column 3 in the solitary wave environment in the ocean and the data signal of the solitary wave in the ocean monitored by the vibration sensor 5 to be amplified, which is beneficial to the classification and processing of the data by the central processor 8, The simulation calculator 16 is electrically connected to the central processing unit 8, so that the simulation calculation results of the simulation calculator 16 can be stored through the data storage hard disk 17, which is convenient for researchers to observe and count the fixed column in the solitary wave environment in the ocean. In the case of stress, the bottom of the connecting plate 2 is in a sealed connection with the top of the fixed column 3 to prevent the entry of seawater in the fixed column 3 from causing damage to the pressure sensor 4 and the vibration sensor 5 .

Working principle: the present invention fixes the fixed column 3 in the ocean solitary wave environment, and uses the pressure sensor 4 and the vibration sensor 4 inside the fixed column 3 to monitor the force on the fixed column 3 when the internal solitary wave is generated in the ocean data, then the monitored data is transmitted to the signal amplifier 14, the transmitted signal is amplified by the signal amplifier 14, and then the amplified signal is transmitted to the frequency converter 13, and the frequency of the transmitted signal is strengthened by the frequency converter 13, Then the strengthened signal is delivered to the filter 12, the weak and small interference signal in the transmitted signal is filtered by the filter 12, and then the filtered signal is delivered to the signal channel 11, and the signal channel 11 is used to pass the signal Correct the signal, then transmit the corrected signal to the A/D converter 10, convert the transmitted signal into computer language information through the A/D converter 10, and then transmit the converted computer language information to the central processing unit In 8, the transmitted information is transmitted to the storage hard disk 9 and the driver 15 through the central processing unit 8, and the force data of the fixed column 3 in the solitary wave environment in the ocean is stored and transmitted through the storage hard disk 9, and is driven by the driver 15. The simulation calculator 16 simulates and calculates the force situation of the fixed column 3 in the solitary wave environment in the ocean, and then transmits the simulation calculation results to the central processing unit 8, and transmits the simulation calculation results to the driver through the central processing unit 8 In 15, the data storage hard disk 17 is driven by the driver 15 to store the simulated computer results and the force data of the fixed column 3 monitored by the pressure sensor 4 under the solitary wave environment in the ocean, which is convenient for researchers to observe and count the fixed column in the later stage. The stress situation in the solitary wave environment in the ocean is conducive to the stability of the construction of the building in the solitary wave environment in the ocean. The setting of the box 1 ensures that the electrical components in the box 1 will not be eroded by seawater. Through the setting of the power supply 6, it is ensured that the electrical components in the box body 1 have energy supply, and at the same time, there is no need to worry about the power supply of the entire device. Through the setting of the transformer 7, the stability of the voltage input by the power supply 6 is ensured to ensure the inner cavity of the box body 1 The electrical components have a constant and stable voltage to prevent voltage instability from causing damage to the electrical components in the inner cavity of the box body 1. Through the setting of the connecting plate 2, the connection between the fixing column 3 and the box body 1 is facilitated, and at the same time, the box body 1 is guaranteed to be fixed. Stability at the top of column 3.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (4)

1. stress observation device of a kind of marine structure under interior estimates environment, including casing (1), it is characterised in that：Institute The bottom for stating casing (1) is provided with connecting plate (2), and the bottom of the connecting plate (2) is provided with fixed column (3), the fixed column (3) inner chamber is evenly arranged with pressure transducer (4) and vibrating sensor (5) respectively, and the pressure transducer (4) is arranged on to be shaken The left side of dynamic sensor (5), the inner chamber of the casing (1) are provided with power supply (6), and the outfan of the power supply (6) passes through wire Transformator (7) is connected with, the transformator (7) is arranged on the inner chamber of casing (1), and the outfan of the transformator (7) is connected with Central processing unit (8), the bottom of the central processing unit (8) are connected with storage hard disk (9) by data wire, and the central authorities are processed The data wire that passes on left of device (8) is connected with A/D converter (10), and the input of the A/D converter (10) passes through data wire Signalling channel (11) is connected with, the input of the signalling channel (11) is connected with wave filter (12), the filtering by lead The input of device (12) is connected with converter (13) by data wire, and the input of the converter (13) is connected by data wire The right side for having signal amplifier (14), the central processing unit (8) is connected with driver (15), the driver by data wire (15) right side is connected to analog calculator (16) and data storage hard disk (17) by data wire, and the data storage is hard Disk (17) is arranged on the bottom of analog calculator (16).

2. stress observation device of a kind of marine structure according to claim 1 under interior estimates environment, its feature It is：The signal amplifier (14) is electrically connected with pressure transducer (4) and vibrating sensor (5) respectively.

3. stress observation device of a kind of marine structure according to claim 1 under interior estimates environment, its feature It is：The analog calculator (16) is electrically connected with central processing unit (9).

4. stress observation device of a kind of marine structure according to claim 1 under interior estimates environment, its feature It is：The bottom of the connecting plate (2) is to be tightly connected with the top of fixed column (3).