CN111851401A - Pool wall wave-absorbing structure applied to wave-making system - Google Patents
Pool wall wave-absorbing structure applied to wave-making system Download PDFInfo
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- CN111851401A CN111851401A CN202010906968.6A CN202010906968A CN111851401A CN 111851401 A CN111851401 A CN 111851401A CN 202010906968 A CN202010906968 A CN 202010906968A CN 111851401 A CN111851401 A CN 111851401A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims description 6
- 230000002829 reductive effect Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000004088 simulation Methods 0.000 abstract description 10
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 230000008030 elimination Effects 0.000 description 5
- 238000003379 elimination reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
- E02B1/02—Hydraulic models
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
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- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention relates to the technical field of wave simulation, and discloses a pool wall wave-absorbing structure applied to a wave-making system, which comprises a support frame, a gravel layer, a first sponge layer and a plurality of wave-absorbing pipelines, wherein when waves are propelled towards the support frame, the waves are firstly contacted with the gravel layer, the gravel layer plays a role of crushing the waves, the waves are flapped on the gravel layer, the waves are crushed into small strands of waves from the whole body and consume the energy of the waves, and the crushed waves further consume the energy of the waves through the first sponge layer; the wave absorption pipeline has water inlet and delivery port, and the first sponge layer of water inlet butt, the delivery port is vertical down, and the rivers most part that flow from first sponge layer directly get into the wave absorption pipeline from the water inlet, flow down from the delivery port of wave absorption pipeline, and the wave is through many times energy consumption of wave absorption structure, finally gets back to in the pond, avoids wave and pond wall direct collision to produce the back wave, can effectively improve the accuracy of wave simulation experiment.
Description
Technical Field
The invention relates to the technical field of wave simulation, in particular to a pool wall wave-absorbing structure applied to a wave generating system.
Background
Since waves and currents are the main loads in oceanographic, coastal and harbour engineering, the role of waves needs to be known in the planning, design and construction of oceanographic, coastal and harbour engineering. At present, 3 common methods for knowing the wave load comprise field observation, physical model test and numerical simulation.
So far, some practical problems can not be solved by a mathematical analysis method and field observation is difficult to realize, so that waves and ocean currents are simulated in an experimental water tank or a harbor basin, and reliable basis can be provided for design, scientific research and use conditions of ocean engineering, harbor coastal engineering and hydraulic structures.
The wave and ocean current are simulated in the experimental water tank or the harbor basin, the vertical wall in the water tank can reflect the waves, the reflected waves reciprocate between the wave making plate and the boundary to form secondary and multiple reflected waves, the reflected waves and incident waves are interfered and superposed with each other to form a very complex wave system, and the reflected waves can cause adverse effects on the precision of the wave simulation experiment.
Disclosure of Invention
The invention aims to provide a pool wall wave-absorbing structure applied to a wave generating system, and aims to solve the problem that reflected waves are generated due to an upright wall of a pool in a wave simulation experiment in the prior art.
The invention is realized in such a way, the pool wall wave-absorbing structure applied to a wave-making system comprises a support frame, a gravel layer, a first sponge layer and a plurality of wave-absorbing pipelines, wherein the bottom end of the support frame extends downwards to form a plurality of fixing parts, the fixing parts are fixedly arranged with the bottom surface of a pool, the back part of the support frame is abutted against the pool wall, the top end of the support frame is equal to the height of the upper edge of the pool, the two sides of the support frame are right-angled triangles, the support frame is provided with an inclined surface facing the center of the pool, the inclined surface inclines upwards, the gravel layer is arranged on the inclined surface, the first sponge layer is arranged below the gravel layer and is attached to the gravel layer, the gravel layer and the first sponge layer are arranged in parallel with the inclined surface, the wave-absorbing pipelines are fixed on the support frame, and the wave-absorbing pipelines are positioned below the first sponge layer, the wave absorbing pipelines are arranged in parallel and are provided with a water inlet and a water outlet, the water inlet is abutted against the first sponge layer, and the water outlet faces downwards vertically.
Furthermore, the wave absorbing pipeline comprises a water outlet section and a plurality of water inlet sections, the upper end of the water inlet section is provided with the water inlet, the lower end of the water outlet section is provided with the water outlet, the lower ends of the water inlet sections are communicated with the upper end of the water outlet section, and the water inlet sections are arranged at intervals up and down.
Further, the inner diameter of the water inlet section is gradually reduced from top to bottom.
Furthermore, the periphery of the water outlet section is provided with a plurality of first wave elimination holes, and the first wave elimination holes are uniformly distributed on the peripheral surface of the water outlet section.
Furthermore, a bottom plate is installed at the bottom of the supporting frame, a plurality of second wave-absorbing holes are uniformly distributed in the bottom plate, a second sponge layer is laid on the upper end face of the bottom plate, and the water outlet faces downwards and is opposite to the second sponge layer.
Furthermore, a back plate is installed on the back of the supporting frame, a plurality of third wave-absorbing holes are uniformly distributed in the back plate, and a third sponge layer is laid on the inner side surface of the back plate.
Furthermore, the first sponge layer, the second sponge layer and the third sponge layer are formed by overlapping a plurality of layers of sponges.
Furthermore, the gravel layer comprises a net frame and gravel materials, the net frame is fixed on the inclined plane of the support frame, the gravel materials are arranged in the net frame, and the inner diameter of meshes of the net frame is smaller than the diameter of the gravel materials.
Further, the material of the net frame is hard plastic.
Further, the inclined plane of support frame and the contained angle between the ground are less than 45.
Compared with the prior art, the pool wall wave-absorbing structure applied to the wave generating system provided by the invention has the advantages that the bottom end of the support frame extends downwards to form a plurality of fixing parts, the fixing parts are fixedly arranged with the bottom surface of a pool, the back part of the support frame is abutted to the wall of the pool, so that the support frame is fixed and prevented from moving due to wave impact, the height of the top end of the support frame is equal to that of the upper edge of the pool, the wave-absorbing structure covers the whole wall surface of the pool, and partial waves are prevented from passing over the support frame and contacting with the wall of the pool to generate; the two sides of the support frame are right-angled triangles, the support frame is provided with an inclined plane facing the center of the water pool, the inclined plane inclines upwards, the gravel layer is arranged on the inclined plane, the first sponge layer is arranged below the gravel layer and is attached to the gravel layer, the gravel layer and the first sponge layer are arranged in parallel with the inclined plane, when waves are propelled towards the support frame, the waves are firstly contacted with the gravel layer, the gravel layer plays a role of crushing the waves, the waves are flapped on the gravel layer, the waves are crushed into small strands of waves from the whole and consume the energy of the waves, the possibility of generating reflected waves is reduced, the crushed waves pass through the first sponge layer and are absorbed and buffered by the first sponge layer, and the energy of the waves is further consumed; the wave-absorbing pipeline is fixed on the support frame, and the wave-absorbing pipeline is in the below on first sponge layer, a plurality of wave-absorbing pipelines are and arrange side by side, the wave-absorbing pipeline has water inlet and delivery port, the first sponge layer of water inlet butt, the delivery port is vertical down, the rivers most direct follow water inlet entering wave-absorbing pipeline that flows out from first sponge layer, the delivery port from the wave-absorbing pipeline flows down, the rivers energy consumption once more that flow in the wave-absorbing pipeline, finally get back to the pond, the many times energy consumption of wave process wave-absorbing structure, finally get back to in the pond, avoid wave and pond wall direct impact to produce the back wave, can effectively improve the accuracy of wave simulation experiment.
Drawings
FIG. 1 is a schematic view of the overall structure of a pool wall wave-absorbing structure applied to a wave generating system according to the present invention;
FIG. 2 is a left side cut-away view of the wave-attenuating structure;
fig. 3 is a top view of the frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Referring to fig. 1-3, preferred embodiments of the present invention are shown.
The pool wall wave-absorbing structure applied to the wave generating system provided by the embodiment can be used for pool wave simulation experiments, and certainly, can also be used for wave simulation of other occasions, and is not limited to the application in the embodiment.
A pool wall wave-absorbing structure applied to a wave-making system comprises a support frame 11, a gravel layer 12, a first sponge layer 13 and a plurality of wave-absorbing pipelines 14, wherein the bottom end of the support frame 11 extends downwards to form a plurality of fixing parts 15, the fixing parts 15 are fixedly arranged with the bottom surface of a pool, the back of the support frame 11 is abutted against the pool wall, the top end of the support frame 11 is equal to the height of the upper edge of the pool, the two sides of the support frame 11 are right-angled triangles, the support frame 11 is provided with an inclined plane facing the center of the pool, the inclined plane inclines upwards, the gravel layer 12 is arranged on the inclined plane, the first sponge layer 13 is arranged below the gravel layer 12 and is attached to the gravel layer 12, the gravel layer 12 and the first sponge layer 13 are both arranged in parallel with the inclined plane, the wave-absorbing pipelines 14 are fixed on the support frame 11, the wave-absorbing pipelines 14 are positioned below the first sponge layer 13, the wave-absorbing pipelines, the water inlet is abutted against the first sponge layer 13, and the water outlet is vertically downward.
In the pool wall wave-absorbing structure applied to the wave generating system, the bottom end of the support frame 11 extends downwards to form a plurality of fixing parts 15, the fixing parts 15 are fixedly arranged with the bottom surface of the pool, the back of the support frame 11 is abutted to the pool wall, so that the support frame 11 is fixed and prevented from moving due to wave impact, the top end of the support frame 11 is equal to the upper edge of the pool in height, the wave-absorbing structure covers the whole wall surface of the pool, and partial waves are prevented from passing above the support frame 11 and contacting with the pool wall to generate reflected waves; the two sides of the support frame 11 are right-angled triangles, the support frame 11 is provided with an inclined plane facing the center of the water pool, the inclined plane inclines upwards, the gravel layer 12 is arranged on the inclined plane, the first sponge layer 13 is arranged below the gravel layer 12 and attached to the gravel layer 12, the gravel layer 12 and the first sponge layer 13 are arranged in parallel with the inclined plane, when the waves are propelled towards the support frame 11, the waves are firstly contacted with the gravel layer 12, the gravel layer 12 plays a role in crushing the waves, the waves flap on the gravel layer 12, the waves are crushed into small-strand waves from the whole and consume the energy of the waves, the possibility of generating reflected waves is reduced, the crushed waves pass through the first sponge layer 13, are absorbed and buffered by the first sponge layer 13, and the energy of the waves is further consumed; wave-absorbing pipeline 14 is fixed on support frame 11, and wave-absorbing pipeline 14 is in the below of first sponge layer 13, a plurality of wave-absorbing pipelines 14 are and arrange side by side, wave-absorbing pipeline 14 has water inlet and delivery port, the first sponge layer 13 of water inlet butt, the delivery port is vertical down, the rivers most part that flow from first sponge layer 13 directly get into wave-absorbing pipeline 14 from the water inlet, the delivery port from wave-absorbing pipeline 14 flows down, the rivers energy of consumption once more that flow in wave-absorbing pipeline 14, finally get back to the pond, the many times energy consumption of wave through the wave-absorbing structure, finally get back to in the pond, avoid wave and pond wall direct impact to produce the back wave, can effectively improve the accuracy of wave simulation experiment.
The wave absorbing pipeline 14 comprises a water outlet section 16 and a plurality of water inlet sections 17, the upper end of the water inlet section 17 is provided with a water inlet, the lower end of the water outlet section 16 is provided with a water outlet, the lower ends of the water inlet sections 17 are communicated with the upper end of the water outlet section 16, and the water inlet sections 17 are arranged at intervals up and down.
A plurality of wave-absorbing pipelines 14 are arranged in parallel in the horizontal direction and can cover most positions of the first sponge layer 13 in the horizontal direction, a plurality of water inlet sections 17 are arranged at intervals in the vertical direction and can cover most positions of the first sponge layer 13 in the vertical direction, and the plurality of water inlet sections 17 on the same wave-absorbing pipeline 14 can receive water flows flowing out from the same horizontal position and different height positions of the first sponge layer 13, converge into the same water outlet section 16 in a centralized manner and then flow into a pool; therefore, most of the water flow flowing out of the first sponge layer 13 can be received by the wave-absorbing pipelines 14, and the rest small part of the water flow directly returns to the water pool, so that the energy is less, and the experimental accuracy is not influenced.
The inner diameter of the water inlet section 17 is gradually reduced from top to bottom, so that the water inlet is as wide as possible and can receive most of the water flow flowing out of the first sponge layer 13.
The periphery of the water outlet section 16 is provided with a plurality of first wave-absorbing holes 18, the plurality of first wave-absorbing holes 18 are uniformly distributed on the periphery of the water outlet section 16, when water flows through the water outlet section 16 of the wave-absorbing pipeline 14, a part of the water flows out from the first wave-absorbing holes 18 in a diffused mode, and energy in the water flows is consumed through the crushing effect of the first wave-absorbing holes 18.
Backplate 22 is installed at the back of support frame 11, evenly distributed has a plurality of third wave elimination holes 23 on backplate 22, third sponge layer 24 has been laid to backplate 22's medial surface, if the wave ratio is higher, the top of support frame 11 is directly crossed to partial wave, flow in between 11 backs of support frame and the pond wall, produce the back wave easily under the pond wall effect, the back wave that produces under this condition can strike on backplate 22, the wave elimination through third wave elimination hole 23 is broken, through the buffering of third sponge layer 24 again, finally flow in the pond, the emergence of back wave when effectively having prevented the wave too high.
The metalling 12 includes screen frame and metalling, the screen frame is fixed on the inclined plane of support frame 11, the metalling dress is in the screen frame, the mesh internal diameter of screen frame is less than the diameter of metalling, towards the wave that the wave-absorbing structure is strikeed at first contact metalling 12, the wave gets into from the mesh of screen frame, the impact is on the metalling, the metalling plays effectual crushing effect to the wave, the metalling is difficult to erodeed by the wave and destroys simultaneously, can use for a long time, reduce the frequency of changing, also protected effectively and be in the first sponge layer 13 of metalling 12 below, avoid it directly to receive to erode.
The material of screen frame is rigid plastic, when guaranteeing intensity, can prevent to steep for a long time in the aquatic, receives the erosion and damages, compares in metal material, has improved the life of screen frame.
An included angle between the inclined plane of the support frame 11 and the ground is less than 45 degrees, specifically 30 degrees, so that the phenomenon that too large impact force is caused to the wave absorbing structure by waves due to the fact that the included angle is too large and the wave absorbing structure is damaged is avoided; meanwhile, the contact area between the gravel layer 12 and the waves is increased, and the crushing effect of the gravel layer 12 on the waves is enhanced.
In the use process, a plurality of support frames 11 are arranged on the wall of the water pool side by side, and the whole wall can be completely covered.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The pool wall wave-absorbing structure applied to the wave-making system is characterized by comprising a support frame, a gravel layer, a first sponge layer and a plurality of wave-absorbing pipelines, wherein the bottom end of the support frame extends downwards to form a plurality of fixing parts, the fixing parts are fixedly arranged with the bottom surface of a pool, the back of the support frame is abutted against the pool wall, the top end of the support frame is equal to the height of the upper edge of the pool, the two sides of the support frame are right-angled triangles, the support frame is provided with an inclined plane facing the center of the pool, the inclined plane inclines upwards, the gravel layer is arranged on the inclined plane, the first sponge layer is arranged below the gravel layer and is attached to the gravel layer, the gravel layer and the first sponge layer are arranged in parallel with the inclined plane, the wave-absorbing pipelines are fixed on the support frame, and the wave-absorbing pipelines are positioned below the first sponge layer, the wave absorbing pipelines are arranged in parallel and are provided with a water inlet and a water outlet, the water inlet is abutted against the first sponge layer, and the water outlet faces downwards vertically.
2. A pool wall wave-absorbing structure for a wave generating system as recited in claim 1, wherein said wave-absorbing duct includes a water outlet section and a plurality of water inlet sections, said water inlet section has said water inlet at an upper end thereof, said water outlet section has said water outlet at a lower end thereof, said plurality of water inlet sections each have a lower end thereof connected to an upper end of said water outlet section, and said plurality of water inlet sections are spaced up and down.
3. A pool wall wave-absorbing structure for use in a wave generating system as claimed in claim 2, wherein the inner diameter of said inlet section is gradually reduced from top to bottom.
4. A pool wall wave-absorbing structure used in a wave generating system according to claim 3, wherein the outer periphery of the water outlet section has a plurality of first wave-absorbing holes, and the plurality of first wave-absorbing holes are uniformly distributed on the outer periphery of the water outlet section.
5. A pool wall wave-absorbing structure as claimed in claim 4, wherein the bottom of the supporting frame is provided with a bottom plate, the bottom plate is uniformly provided with a plurality of second wave-absorbing holes, the upper end surface of the bottom plate is laid with a second sponge layer, and the water outlet faces downwards to the second sponge layer.
6. A pool wall wave-absorbing structure as claimed in claim 5, wherein the back of the supporting frame is provided with a back plate, the back plate is uniformly distributed with a plurality of third wave-absorbing holes, and the inner side of the back plate is laid with a third sponge layer.
7. A pool wall wave-absorbing structure as claimed in claim 6, wherein the first, second and third sponge layers are formed by laminating a plurality of sponge layers.
8. A pool wall structure according to any one of claims 1 to 7, wherein the gravel layer comprises a frame and gravel, the frame is fixed to the inclined surface of the support frame, the gravel is contained in the frame, and the inner diameter of the mesh of the frame is smaller than the diameter of the gravel.
9. A pool wall structure for use in a wave generating system as claimed in claim 8, wherein the material of the frame is a rigid plastic.
10. A pool wall wave-damping structure for use in a wave generating system as claimed in any one of claims 1 to 7, wherein the angle between the inclined surface of the support frame and the ground is less than 45 °.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020106674592 | 2020-07-10 | ||
| CN202010667459 | 2020-07-10 |
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| Publication Number | Publication Date |
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| CN111851401A true CN111851401A (en) | 2020-10-30 |
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| CN202010906968.6A Pending CN111851401A (en) | 2020-07-10 | 2020-08-31 | Pool wall wave-absorbing structure applied to wave-making system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089565A (en) * | 2021-03-18 | 2021-07-09 | 上海交通大学 | Offshore tsunami wave simulation system |
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2020
- 2020-08-31 CN CN202010906968.6A patent/CN111851401A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089565A (en) * | 2021-03-18 | 2021-07-09 | 上海交通大学 | Offshore tsunami wave simulation system |
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