CN108442342A - A kind of construction method in hydraulic engineering energy dissipating hole - Google Patents
A kind of construction method in hydraulic engineering energy dissipating hole Download PDFInfo
- Publication number
- CN108442342A CN108442342A CN201810486576.1A CN201810486576A CN108442342A CN 108442342 A CN108442342 A CN 108442342A CN 201810486576 A CN201810486576 A CN 201810486576A CN 108442342 A CN108442342 A CN 108442342A
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- China
- Prior art keywords
- steel plate
- energy dissipating
- conical surface
- circular conical
- spring
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/06—Spillways; Devices for dissipation of energy, e.g. for reducing eddies also for lock or dry-dock gates
Abstract
The present invention provides a kind of construction method in hydraulic engineering energy dissipating hole, by the way that the first circular conical surface is arranged in energy dissipating hole, realize the diffusion dissipation of flow, the second circular conical surface is arranged in energy dissipating hole lower part, the narrow energy dissipating of beam for realizing flow realizes by the way that energy dissipating buffer unit and third steel plate and second spring is arranged and then causes energy dissipating using the flexible caused plate body vibration of spring, cooperation in several ways, improves effect of energy dissipation.
Description
Technical field
The present invention relates to hydraulic engineering fields, and in particular to a kind of construction method in hydraulic engineering energy dissipating hole.
Background technology
Hydraulic engineering is the important content of modern construction, includes the hydraulic structure of channel, dam, power station etc.
Play water resource bring good to and remove all evil use and play important function.
In building, in operational process for waterwork, how to realize that flow energy dissipating is important technical problem, flow is flowing
During dynamic, especially in flood discharge, big flow, high-speed motion is easy tod produce, if not carrying out necessary energy dissipating to flow,
It will necessarily cause the apparent destruction to building or natural river course, then influence the stability of building.
Build suitable energy dissipator be hydraulic structure build, important one of WR project plan, it is common at present
Energy dissipator is mostly the devices such as baffle wall style, baffle pier, energy dissipation tank, and effect of energy dissipation is quite single, builds energy dissipating hole, is a kind of common
Energy dissipation measure, but energy dissipating hole is located underground, how to play the underground space, improves effect of energy dissipation, then can give full play to underground
Energy dissipator realizes the consumption of energy.
Invention content
The present invention is directed to problem of the prior art, provides a kind of construction method in hydraulic engineering energy dissipating hole.
The present invention provides a kind of construction method in hydraulic engineering energy dissipating hole, and the energy dissipating hole is arranged in energy dissipation tank, institute
It includes barrel to state energy dissipating hole, and the barrel includes the first circular conical surface, cylindrical surface and the second circular conical surface, it is characterised in that including as follows
Step：
S1：Steel form is assembled, and the template includes the first circular conical surface steel plate, cylindrical surface steel plate and the second circular conical surface steel plate, described
First circular conical surface steel plate, the second circular conical surface steel plate are connected with the cylindrical surface steel plate respectively, and the first circular conical surface steel plate is from upper
Downward radius successively increases, and radius is sequentially reduced the second circular conical surface steel plate from top to bottom, and the cylindrical surface steel plate radius is not
Become, and with the first circular conical surface steel plate bottom radius, the top radius all same of the second circular conical surface steel plate, the first circular conical surface steel
Open top is arranged in plate, and bottom opening is arranged in the second circular conical surface steel plate, circumferentially disposed multiple on the cylindrical surface steel plate
Energy dissipating buffer unit, the energy dissipating buffer unit are arranged at equal intervals, include the first steel plate, the second steel plate and the first spring, institute
The first Interal fixation is stated on the cylindrical surface steel plate, first spring one end is fixedly connected on the first steel plate, the other end
It is fixedly connected on the second steel plate；
S2：Steel form is set up, the assembling reinforcement net in energy dissipation tank forms energy dissipation tank framework of steel reinforcement, pre- in the framework of steel reinforcement
Stay energy dissipating hole structure, and steel form assembled in step S1 be fixed at the structure of the energy dissipating hole, the steel form with it is described
Framework of steel reinforcement is fixed by connecting reinforcement welding；
S3：Second spring and third steel plate are set；The baseplanes the energy dissipating Dong Dong are cleared up, and spring base is installed, in institute
It states and second spring is installed on spring base, third steel plate is fixedly connected on the second spring other end；
S4：Energy dissipation tank concrete is poured in the energy dissipation tank framework of steel reinforcement, after the completion of pouring, the first circular conical surface steel plate,
Cylindrical surface steel plate and the second circular conical surface steel plate are not removed, to form energy dissipating hole structure.
Preferably, the energy dissipating buffer unit is 4, and first spring in 4 energy dissipating buffer units
Length differ, first steel plate differs at a distance from the second steel plate, to form different buffering trigger points.
Preferably, the third steel plate is corrugated sheet, water conservancy energy dissipating is carried out using waveform.
Preferably, the third steel plate is round plate, open up on the round steel plate top surface fluted, flow is in groove
Carry out energy dissipating.
Preferably, the groove is annular groove, and annular groove is overlapped with the center of round plate.
Preferably, first steel plate, the second steel plate, third steel plate, the first spring, second spring are both provided with anti-corrosion
Layer.
The operation principle of the present invention is that：
When flow flows through energy dissipating hole, since the section of the first circular conical surface is spread, flow is made to have carried out diffusion dissipation, at this point, by
In multiple energy dissipating buffer units are arranged on cylindrical surface, necessary energy dissipating is carried out to the flow of diffusion, the first spring can extend
It can also compress, using elastic potential conversion of energy, realize diffusion dissipation, in addition, the second circular conical surface section becomes smaller, flow energy
Increase, increased flow energy, which encounters, is arranged on the second circular conical surface third steel plate and the second spring of cooperation, realizes energy
Depletion, at this time under the action of second spring, third steel plate vibrates under water impact, has then carried out energy expenditure.
The advantage of the invention is that：
By the way that the first circular conical surface is arranged in energy dissipating hole, realize that the second circular conical surface is arranged in the diffusion dissipation of flow, energy dissipating hole lower part,
The narrow energy dissipating of beam for realizing flow realizes by the way that energy dissipating buffer unit and third steel plate and second spring is arranged and utilizes spring
Plate body vibration caused by flexible then causes energy dissipating, and cooperation in several ways improves effect of energy dissipation.
Description of the drawings：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the arrangement schematic diagram of energy dissipating buffer unit；
Fig. 3 is the structural schematic diagram of energy dissipating buffer unit；
Fig. 4 is the second circular conical surface schematic diagram；
Fig. 5 is third steel plate and second spring schematic diagram；
Fig. 6 is the another embodiment schematic diagram of third steel plate；
Fig. 7 is the construction process figure of the present invention.
Specific implementation mode：The structure that the present invention limits specifically is explained below for Figure of description content
Explanation.
The present invention provides a kind of construction method in hydraulic engineering energy dissipating hole, and the energy dissipating hole is arranged in energy dissipation tank, institute
It includes barrel to state energy dissipating hole, and the barrel includes the first circular conical surface, cylindrical surface and the second circular conical surface, it is characterised in that including as follows
Step：
S1：Steel form is assembled, and the template includes the first circular conical surface steel plate 1, cylindrical surface steel plate 2 and the second circular conical surface steel plate 3, institute
It states the first circular conical surface steel plate 1, the second circular conical surface steel plate 3 to connect with the cylindrical surface steel plate 2 respectively, the first circular conical surface steel plate
1 from up to down radius successively increase, radius is sequentially reduced the second circular conical surface steel plate 3 from top to bottom, the cylindrical surface steel plate 2
Radius is constant, and with 1 bottom radius of the first circular conical surface steel plate, the top radius all same of the second circular conical surface steel plate 3, described first
Open top 4 is arranged in circular conical surface steel plate 1, and bottom opening 5 is arranged in the second circular conical surface steel plate 3；On the cylindrical surface steel plate 2
Circumferentially disposed multiple energy dissipating buffer units, the energy dissipating buffer unit are arranged at equal intervals, include the first steel plate 7, the second steel plate 9
With the first spring 8, first steel plate 7 is fixed on the cylindrical surface steel plate 2, and described first spring, 8 one end is fixedly connected on
On first steel plate 7, the other end is fixedly connected on the second steel plate 9；
S2：Steel form is set up, the assembling reinforcement net in energy dissipation tank forms energy dissipation tank framework of steel reinforcement, pre- in the framework of steel reinforcement
Stay energy dissipating hole structure, and steel form assembled in step S1 be fixed at the structure of the energy dissipating hole, the steel form with it is described
Framework of steel reinforcement is fixed by connecting reinforcement welding；
S3：Second spring 11 and third steel plate 10 are set；The baseplanes the energy dissipating Dong Dong are cleared up, and spring base is installed,
Second spring 11 is installed on the spring base, third steel plate 10 is fixedly connected on 11 other end of second spring；
S4：Energy dissipation tank concrete is poured in the energy dissipation tank framework of steel reinforcement, after the completion of pouring, the first circular conical surface steel plate 1,
Cylindrical surface steel plate 2 and the second circular conical surface steel plate 3 are not removed, to form energy dissipating hole structure.
Preferably, the energy dissipating buffer unit is 4, and first spring 8 in 4 energy dissipating buffer units
Length differ, first steel plate 7 differs at a distance from the second steel plate 9, to form different buffering trigger points.
Preferably, the third steel plate 10 is corrugated sheet, water conservancy energy dissipating is carried out using waveform.
Preferably, the third steel plate 10 is round plate, open up on the round steel plate top surface fluted, flow is in groove
Interior carry out energy dissipating.
Preferably, the groove is annular groove, and annular groove is overlapped with the center of round plate.
Preferably, first steel plate 7, the second steel plate 9, third steel plate 10, the first spring 8, second spring 11 are all provided with
It is equipped with erosion resistant coating.
As the mode for more having choosing, the first circular conical surface steel plate 1, cylindrical surface steel plate 2, on the second circular conical surface steel plate 3
With WELDING STUDS, the WELDING STUDS can be arranged in the concrete structure of energy dissipation tank ontology.
The operation principle of the present invention is that：
When flow flows through energy dissipating hole, since the section of the first circular conical surface is spread, flow is made to have carried out diffusion dissipation, at this point, by
In multiple energy dissipating buffer units are arranged on cylindrical surface, necessary energy dissipating is carried out to the flow of diffusion, the first spring 8 can extend
It can also compress, using elastic potential conversion of energy, realize diffusion dissipation, in addition, the second circular conical surface section becomes smaller, flow energy
Increase, increased flow energy encounters the second spring 11 that third steel plate 10 and cooperation is arranged on the second circular conical surface, realizes energy
The depletion of amount, at this time under the action of second spring 11, third steel plate 10 vibrates under water impact, has then carried out energy
Amount consumption.
The above embodiment is only the preferred embodiment of the present invention, and protection scope of the present invention is not construed as only limiting
In the concrete form that embodiment is stated, protection scope of the present invention also includes those skilled in the art according to present inventive concept institute
It is conceivable that equivalent technologies mean.
Claims (6)
1. a kind of hydraulic engineering construction method in energy dissipating hole, the energy dissipating hole is arranged in energy dissipation tank, and the energy dissipating hole includes
Barrel, the barrel include the first circular conical surface, cylindrical surface and the second circular conical surface, it is characterised in that are included the following steps：
S1：Steel form is assembled, and the template includes the first circular conical surface steel plate, cylindrical surface steel plate and the second circular conical surface steel plate, described
First circular conical surface steel plate, the second circular conical surface steel plate are connected with the cylindrical surface steel plate respectively, and the first circular conical surface steel plate is from upper
Downward radius successively increases, and radius is sequentially reduced the second circular conical surface steel plate from top to bottom, and the cylindrical surface steel plate radius is not
Become, and with the first circular conical surface steel plate bottom radius, the top radius all same of the second circular conical surface steel plate, the first circular conical surface steel
Open top is arranged in plate, and bottom opening is arranged in the second circular conical surface steel plate, circumferentially disposed multiple on the cylindrical surface steel plate
Energy dissipating buffer unit, the energy dissipating buffer unit are arranged at equal intervals, include the first steel plate, the second steel plate and the first spring, institute
The first Interal fixation is stated on the cylindrical surface steel plate, first spring one end is fixedly connected on the first steel plate, the other end
It is fixedly connected on the second steel plate；
S2：Steel form is set up, the assembling reinforcement net in energy dissipation tank forms energy dissipation tank framework of steel reinforcement, pre- in the framework of steel reinforcement
Stay energy dissipating hole structure, and steel form assembled in step S1 be fixed at the structure of the energy dissipating hole, the steel form with it is described
Framework of steel reinforcement is fixed by connecting reinforcement welding；
S3：Second spring and third steel plate are set；The baseplanes the energy dissipating Dong Dong are cleared up, and spring base is installed, in institute
It states and second spring is installed on spring base, third steel plate is fixedly connected on the second spring other end；
S4：Energy dissipation tank concrete is poured in the energy dissipation tank framework of steel reinforcement, after the completion of pouring, the first circular conical surface steel plate,
Cylindrical surface steel plate and the second circular conical surface steel plate are not removed, to form energy dissipating hole structure.
2. a kind of construction method in hydraulic engineering energy dissipating hole as described in claim 1, it is characterised in that：The energy dissipating buffering
Device can be 4, and the length of first spring in 4 energy dissipating buffer units differs, first steel plate with
The distance of second steel plate differs, to form different buffering trigger points.
3. a kind of construction method in hydraulic engineering energy dissipating hole as described in claim 1, it is characterised in that：The third steel plate
For corrugated sheet, water conservancy energy dissipating is carried out using waveform.
4. a kind of construction method in hydraulic engineering energy dissipating hole as described in claim 1, it is characterised in that：The third steel plate
For round plate, open up fluted on the round steel plate top surface, flow carries out energy dissipating in groove.
5. a kind of construction method in hydraulic engineering energy dissipating hole as claimed in claim 5, the groove is annular groove, and ring
Connected in star is overlapped with the center of round plate.
6. a kind of construction method in hydraulic engineering energy dissipating hole as described in claim 1, it is characterised in that：First steel
Plate, the second steel plate, third steel plate, the first spring, second spring are both provided with erosion resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810486576.1A CN108442342A (en) | 2018-05-21 | 2018-05-21 | A kind of construction method in hydraulic engineering energy dissipating hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810486576.1A CN108442342A (en) | 2018-05-21 | 2018-05-21 | A kind of construction method in hydraulic engineering energy dissipating hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108442342A true CN108442342A (en) | 2018-08-24 |
Family
ID=63204198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810486576.1A Pending CN108442342A (en) | 2018-05-21 | 2018-05-21 | A kind of construction method in hydraulic engineering energy dissipating hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108442342A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000001841A (en) * | 1998-06-12 | 2000-01-07 | Tokyo Metropolis | High head energy dissipator system |
| CN102409642A (en) * | 2011-09-10 | 2012-04-11 | 四川大学 | Reducing and sudden expansion type inner energy dissipator |
| CN104453004A (en) * | 2014-12-08 | 2015-03-25 | 同济大学 | Mixed energy dissipation and vibration reduction damping device |
| CN105672215A (en) * | 2016-01-27 | 2016-06-15 | 河南省郑州水利学校 | Weir flow joint energy dissipation device |
| CN205776112U (en) * | 2016-06-30 | 2016-12-07 | 中国电建集团昆明勘测设计研究院有限公司 | Aerofoil profile dissipater of hole stopper |
| CN206279504U (en) * | 2016-11-29 | 2017-06-27 | 青岛天润工程有限公司 | A kind of energy-dissipating structure of water conservancy diversion hole outlet |
-
2018
- 2018-05-21 CN CN201810486576.1A patent/CN108442342A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000001841A (en) * | 1998-06-12 | 2000-01-07 | Tokyo Metropolis | High head energy dissipator system |
| CN102409642A (en) * | 2011-09-10 | 2012-04-11 | 四川大学 | Reducing and sudden expansion type inner energy dissipator |
| CN104453004A (en) * | 2014-12-08 | 2015-03-25 | 同济大学 | Mixed energy dissipation and vibration reduction damping device |
| CN105672215A (en) * | 2016-01-27 | 2016-06-15 | 河南省郑州水利学校 | Weir flow joint energy dissipation device |
| CN205776112U (en) * | 2016-06-30 | 2016-12-07 | 中国电建集团昆明勘测设计研究院有限公司 | Aerofoil profile dissipater of hole stopper |
| CN206279504U (en) * | 2016-11-29 | 2017-06-27 | 青岛天润工程有限公司 | A kind of energy-dissipating structure of water conservancy diversion hole outlet |
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Application publication date: 20180824 |