CN215448396U

CN215448396U - Measuring device for wave dissipation characteristic of comb-type open dike of inner arc wall of test water tank

Info

Publication number: CN215448396U
Application number: CN202121215728.8U
Authority: CN
Inventors: 李雪艳; 程志; 张振华; 解晓敏; 万祥
Original assignee: Ludong University
Current assignee: Ludong University
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-01-07
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a measuring device for testing wave-breaking characteristics of an arc wall comb type open dam in a water tank, which is characterized by comprising three parts, namely an arc wall comb type open dam, a wave height measuring instrument fixing and adjusting device and wave height measuring instrument data collecting and processing equipment; the arc wall comb type open dike is formed by fixedly connecting an upright arc caisson, a back plate, a partition plate, an L-shaped connecting plate and a bottom plate; the wave height measuring instrument fixing and adjusting device is used for accurately fixing the wave height measuring instrument and adjusting the horizontal position and the vertical height of the wave height measuring instrument; the wave height measuring instrument data collecting and processing equipment is used for processing, outputting and displaying the data collected by the wave height measuring instrument; the device has the advantages of stable structure, strong operability and high experimental precision.

Description

Measuring device for wave dissipation characteristic of comb-type open dike of inner arc wall of test water tank

Technical Field

The utility model relates to the technical field of structural water power experimental devices, in particular to a device for testing wave-breaking characteristics of an inner arc wall comb type open dam of a water tank, which is a device for testing the wave-breaking performance shown by the device by utilizing the structural characteristics of the device and utilizing a measuring instrument when the device interacts with waves.

Background

Human activities such as port operations or aquaculture need to be carried out in relatively stable water areas, so wave attenuation and wave prevention become important guarantees for normal operation of some marine facilities. The traditional gravity breakwater has the problems of high construction cost, long construction period, harbor basin water pollution, sediment accumulation and the like caused by unsmooth water body exchange, and cannot meet the ecological idea and environmental protection requirements of modern green harbor construction. Most of the traditional permeable dike structures can only play a role in wave prevention and wave elimination, the function is single, at present, all countries in the world strive to find and develop renewable new energy, wave energy is the largest undeveloped renewable energy in the world, and therefore the development and utilization of wave energy gradually become the research center. At present, the existing measuring instruments have the problems of unmatched installation of the arc wall comb type open embankment, high price, large interference from the external environment and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a device for testing the wave-breaking characteristics of a comb-type permeable dike with an inner arc wall of a water tank, which mainly solves the problem that the traditional breakwater cannot realize the water body exchange behind the front dike and the open-cell permeable dike structure can not provide a feasible support foundation for the installation test of an offshore wave energy conversion device and the like while playing the wave-breaking performance; meanwhile, the problems that the existing test instrument cannot be directly used for measuring the wave-breaking performance of the arc-wall comb type open dam, is high in price, is greatly interfered by the outside world and the like are solved.

The technical scheme provided by the utility model is as follows: a measuring device for testing the wave-breaking characteristics of an arc wall comb type open dike in a water tank is characterized by comprising three parts, namely an arc wall comb type open dike, a wave height measuring instrument fixing and adjusting device and wave height measuring instrument data collecting and processing equipment;

the arc wall comb type open dike consists of an upright arc caisson, a back plate, a partition plate, an L-shaped connecting plate, a bottom plate, a water inlet hole and an air outlet hole; the vertical arc-shaped caisson is provided with a plurality of vertical arc-shaped caissons, the upper part of the back wave side of the vertical arc-shaped caisson is connected with the back plate, the middle part of the vertical arc-shaped caisson is provided with a baffle plate, the end part of the baffle plate is connected with the lower end of the back plate, and the three are integrated; one side of the L-shaped connecting plate is arranged at the bottom of the vertical arc-shaped caisson, and the other side of the L-shaped connecting plate is connected with the bottom plate; the wave-facing surface of the bottom of the upright arc caisson is provided with a water inlet hole, and the top of the upright arc caisson is provided with an air outlet hole;

the wave height measuring instrument fixing and adjusting device consists of a leveling screw, a support, a thick loop bar, a bidirectional sleeve, a vertical control screw, a horizontal control screw, a thin loop bar, a sleeve, a clamping ring and a wave height measuring instrument; the bracket is erected on the top ends of two walls of the water tank in a crossing way, and is of an erecting structure formed by fixedly connecting a horizontal transverse long rod piece, a vertical rod piece and a horizontal longitudinal rod piece, the upper horizontal longitudinal rod piece is sleeved with a sleeve, and the lower horizontal longitudinal rod piece is sleeved with a bidirectional sleeve; the leveling screw is arranged in a reserved threaded hole in the top of the bracket to horizontally adjust the bracket; the thick sleeve rod is vertically and fixedly connected to the lower end of the sleeve; the upper end of the thin sleeve rod is internally sleeved in the thick sleeve rod, and the lower end of the thin sleeve rod penetrates out of the bidirectional sleeve; the bidirectional sleeve is provided with a vertical control screw for controlling the expansion of the thin sleeve rod; the bidirectional sleeve is provided with a horizontal control screw for controlling the horizontal displacement of the thick loop bar and the thin loop bar; the clamping ring consists of two arc metal sheets and is fixedly connected to the side surface of the lower end of the thin sleeve rod; the wave height measuring instrument is fixedly arranged in the middle of the clamping ring and is connected with the thin sleeve rod through the clamping ring, and the height of the wave height measuring instrument changes along with the extension of the thin sleeve rod;

the wave height measuring instrument data collecting and processing equipment is placed on an instrument operation table outside the water tank, is connected with the wave height measuring instrument through a data line, and processes, outputs and displays data collected by the wave height measuring instrument.

Furthermore, the support is a frame structure formed by fixedly connecting 2 horizontal long rod pieces, 2 vertical rod pieces and 2 horizontal longitudinal rod pieces, 1 horizontal longitudinal rod piece is fixedly connected between the 2 horizontal long rod pieces, and the sleeve is sleeved on the horizontal longitudinal rod piece in the middle of the 2 horizontal long rod pieces; the upper ends of the 2 vertical rod pieces are respectively fixedly connected with the middle parts of the horizontal transverse long rod pieces, the lower ends of the 2 vertical rod pieces are fixedly connected with the 1 horizontal longitudinal rod piece, and the bidirectional sleeve is sleeved on the horizontal longitudinal rod piece at the lower end of the bracket; threaded holes are reserved at two ends of the horizontal long rod piece.

Furthermore, the leveling screws are arranged in the reserved threaded holes at the two ends of the horizontal long rod piece, the leveling screws are rotated, the length of the extending screws from the threaded holes is adjusted, and the levelness of the support is adjusted.

The utility model has the beneficial effects that 1, according to the specific environment of the laboratory test flume, the top ends of the two walls of the flume are used as supporting wave height measuring instrument fixing and adjusting devices, so that the material is saved, and other resources in a laboratory are not occupied; 2. the wave height measuring instrument fixing and adjusting device can control the movement of the wave height measuring instrument in the horizontal and vertical directions, and the measurable position is flexible and changeable; 3. each part of the whole test device is convenient to disassemble and simple to install, and is very suitable for being used in an experimental water tank; 4. compared with the traditional breakwater, the breakwater saves materials, is light and convenient, is easy to construct, has strong integrity, is independent and organically combined in each part, and can carry out measurement tests of the wave-breaking performance of the arc wall comb type open breakwater with different scales according to different experimental water tanks; 5. compared with the traditional permeable dike, the permeable dike can play the role of wave prevention and wave elimination and simultaneously can convert wave energy.

Drawings

FIG. 1 is a schematic diagram of the construction of the integrated device of the present invention;

FIG. 2 is a schematic structural diagram of the front face of the curved wall comb type open dike of the present invention;

FIG. 3 is a schematic view of the back structure of the curved wall comb type open bank of the present invention;

FIG. 4 is a schematic structural view of the wave height measuring instrument fixing and adjusting device of the present invention;

fig. 5 is a schematic structural diagram of a part of the wave height measuring instrument fixing and adjusting device of the utility model.

In the figure: the device comprises a curved wall comb type open dike 1, an upright curved caisson 11, a back plate 12, a partition plate 13, a 14L-shaped connecting plate, a bottom plate 15, a fixing bolt 16, a water inlet 17, a water outlet 18, a 2 wave height measuring instrument fixing and adjusting device, a leveling screw 21, a support 22, a 221 horizontal long rod piece, a 222 vertical rod piece, a 223 horizontal longitudinal rod piece, a 23 thick sleeve rod, a 24 bidirectional sleeve, a 241 vertical control screw, a 242 horizontal control screw, a 25 thin sleeve rod, a 26 sleeve, a 27 clamping ring, a 28 wave height measuring instrument and 3 wave height measuring instrument data collecting and processing equipment.

Detailed Description

For the purpose of facilitating a further understanding of the contents, features and functions of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings:

as shown in fig. 1, 2, 3, 4 and 5, a device for testing the wave-breaking characteristics of an arc wall comb type open dike in a water tank comprises an arc wall comb type open dike 1, a wave height measuring instrument fixing and adjusting device 2 and a wave height measuring instrument data collecting and processing device 3; the used materials are not rusted and have light weight;

the arc wall comb type open dike 1 consists of an upright arc caisson 11, a back plate 12, a partition plate 13, an L-shaped connecting plate 14, a bottom plate 15, a fixing bolt 16, a water inlet hole 17 and a gas outlet hole 18; the upright arc-shaped caissons 11 are a plurality of and have different sizes, and are arranged at certain intervals, and the upper parts of the back wave sides of the upright arc-shaped caissons are connected with the back plate 12; the partition plates 13 are arranged in the middle of the plurality of vertical arc-shaped caissons 11, one ends of the partition plates are connected with the lower ends of the back plates 12, and the three are connected into an integral structure; one side of the L-shaped connecting plate 14 is arranged at the bottom of the vertical arc caisson 11, and a connecting hole is reserved on the other side of the L-shaped connecting plate and is connected with the bottom plate 15 through a fixing bolt 16; an air outlet hole 18 is formed in the top of the vertical arc caisson 11 close to the back plate 12, and a water inlet hole 17 is formed in the lower part of the wave-facing surface of the vertical arc caisson;

the wave height measuring instrument fixing and adjusting device 2 consists of a leveling screw 21, a support 22, a thick loop bar 23, a two-way sleeve 24, a vertical control screw 241, a horizontal control screw 242, a thin loop bar 25, a sleeve 26, a clamping ring 27 and a wave height measuring instrument 28; the support 22 is a standing structure formed by fixedly connecting 2 horizontal

long rod members

221, 2

vertical rod members

222 and 2 horizontal longitudinal rod members 223, 1 horizontal longitudinal rod member 223 is fixedly connected among the 2 horizontal long rod members 221, and the sleeve 26 is sleeved on the horizontal longitudinal rod member 223; the upper ends of the 2 vertical rod pieces 222 are fixedly connected with the middle part of the horizontal long rod piece 221, the lower ends of the 2 vertical rod pieces are fixedly connected with the 1 horizontal longitudinal rod piece 223, and the bidirectional sleeve 24 is sleeved on the horizontal longitudinal rod piece 223 at the lower end of the support 22; threaded holes are reserved at two ends of the horizontal transverse long rod piece 221 and are spanned and erected at the top ends of two walls of the water tank; 4 leveling screws 21 are respectively arranged in the reserved threaded holes at the top of the bracket 22, the leveling screws 21 are rotated, the length of the extension of the adjusting screws 21 from the threaded holes is adjusted, and the levelness of the bracket 22 is adjusted; the thick loop bar 23 is vertically arranged on the horizontal longitudinal bar 223 among the 2 horizontal transverse long bars 221, and the thick loop bar 23 is connected with the horizontal longitudinal bar 223 through a sleeve 26, so that the horizontal movement is convenient; the upper end of the thin loop bar 25 is internally sleeved in the thick loop bar 23 and can be stretched, and the lower end of the thin loop bar passes through the bidirectional sleeve 24; a vertical control screw 241 is arranged on the bidirectional sleeve 24 to control the expansion of the thin sleeve rod 25; a horizontal control screw 242 is arranged on the bidirectional sleeve 24 to control the horizontal displacement of the thick loop bar 23 and the thin loop bar 25; the clamping ring 27 is composed of two arc metal sheets and is fixedly connected to the side surface of the lower end of the thin loop bar 25, the wave height measuring instrument 28 is arranged in the middle of the clamping ring 27, the wave height measuring instrument 28 is connected with the thin loop bar 25 through the clamping ring 27, and the height of the wave height measuring instrument 28 changes along with the expansion of the thin loop bar 25;

the wave height measuring instrument data collecting and processing device 3 is placed on a control operation table outside the water tank, is connected with the wave height measuring instrument 28 through a data line, and is used for processing and outputting and displaying data collected by the wave height measuring instrument 28.

When the device for measuring the wave-breaking characteristic of the arc-wall comb type permeable dike in the test water tank is used, the arc-wall comb type permeable dike is assembled and installed in the test water tank according to design, and the wave height measuring instrument is placed at a required position according to test requirements and adjusts the horizontal position and the vertical position so as to ensure the test precision.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above embodiments, which are only illustrative and not restrictive, and those skilled in the art can make various modifications without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A measuring device for testing the wave-breaking characteristics of an arc wall comb type open dike in a water tank is characterized by comprising an arc wall comb type open dike (1), a wave height measuring instrument fixing and adjusting device (2) and wave height measuring instrument data collecting and processing equipment (3);

the arc wall comb type open dike (1) consists of an upright arc caisson (11), a back plate (12), a clapboard (13), an L-shaped connecting plate (14), a bottom plate (15), a water inlet hole (17) and an air outlet hole (18); the vertical arc-shaped caisson (11) is provided with a plurality of vertical arc-shaped caissons, the upper part of the back wave side of each vertical arc-shaped caisson is connected with the back plate (12), the middle part of each vertical arc-shaped caisson (11) is provided with a partition plate (13), the end part of each partition plate (13) is connected with the lower end of the back plate (12), and the three vertical arc-shaped caissons, the back wave side and the back plate form an integrated structure; one side of the L-shaped connecting plate (14) is arranged at the bottom of the vertical arc-shaped caisson (11), and the other side of the L-shaped connecting plate is connected with the bottom plate (15); a water inlet hole (17) is arranged on the wave-facing surface of the bottom of the vertical arc caisson (11), and an air outlet hole (18) is arranged at the top of the vertical arc caisson;

the wave height measuring instrument fixing and adjusting device (2) consists of a leveling screw (21), a support (22), a thick loop bar (23), a two-way sleeve (24), a vertical control screw (241), a horizontal control screw (242), a thin loop bar (25), a sleeve (26), a clamping ring (27) and a wave height measuring instrument (28); the support (22) is erected on the top ends of two walls of the water tank in a crossing manner, and is of an erecting structure formed by fixedly connecting a horizontal transverse long rod piece (221), a vertical rod piece (222) and a horizontal longitudinal rod piece (223), the upper horizontal longitudinal rod piece (223) is sleeved with the sleeve (26), and the lower horizontal longitudinal rod piece (223) is sleeved with the bidirectional sleeve (24); the leveling screws (21) are arranged in the reserved threaded holes at the top of the bracket (22) to horizontally adjust the bracket (22); the thick loop bar (23) is vertically and fixedly connected with the lower end of the sleeve (26); the upper end of the thin sleeve rod (25) is internally sleeved in the thick sleeve rod (23), and the lower end of the thin sleeve rod penetrates out of the bidirectional sleeve (24); the bidirectional sleeve (24) is provided with a vertical control screw (241) for controlling the expansion of the thin sleeve rod (25); a horizontal control screw (242) is arranged on the bidirectional sleeve (24) to control the horizontal displacement of the thick loop bar (23) and the thin loop bar (25); the clamping ring (27) consists of two arc metal sheets and is fixedly connected to the side surface of the lower end of the thin loop bar (25); the wave height measuring instrument (28) is fixedly arranged in the middle of the clamping ring (27), the wave height measuring instrument (28) is connected with the thin sleeve rod (25) through the clamping ring (27), and the height of the wave height measuring instrument (28) changes along with the extension of the thin sleeve rod (25);

the wave height measuring instrument data collecting and processing equipment (3) is placed on an instrument operation table outside the water tank, is connected with the wave height measuring instrument (28) through a data line, and processes, outputs and displays data collected by the wave height measuring instrument (28).

2. The device for testing the wave-breaking characteristics of the comb-type open dike with the inner arc wall of the water tank as claimed in claim 1, wherein the bracket (22) is a frame structure formed by fixedly connecting 2 horizontal transverse long rod members (221), 2 vertical rod members (222) and 2 horizontal longitudinal rod members (223), 1 horizontal longitudinal rod member (223) is fixedly connected among the 2 horizontal transverse long rod members (221), and the sleeve (26) is sleeved on the horizontal longitudinal rod member (223) in the middle of the 2 horizontal transverse long rod members (221); the upper ends of 2 vertical rod pieces (222) are respectively fixedly connected with the middle part of the horizontal long rod piece (221), the lower ends of the 2 vertical rod pieces are fixedly connected with 1 horizontal longitudinal rod piece (223), and the two-way sleeve (24) is sleeved on the horizontal longitudinal rod piece (223) at the lower end of the support (22); threaded holes are reserved at two ends of the horizontal transverse long rod piece (221).

3. The device for testing the wave-breaking characteristics of the arc-wall comb type open dam in the water tank as claimed in claim 1, wherein the leveling screws (21) are installed in threaded holes reserved at two ends of the horizontal transverse long rod member (221), the leveling screws (21) are rotated, the length of the extending-out screws from threaded holes is adjusted, and the levelness of the bracket (22) is adjusted.