CN109252490A - A kind of the hydraulics energy dissipator and construction method of Small Canal - Google Patents
A kind of the hydraulics energy dissipator and construction method of Small Canal Download PDFInfo
- Publication number
- CN109252490A CN109252490A CN201811331511.6A CN201811331511A CN109252490A CN 109252490 A CN109252490 A CN 109252490A CN 201811331511 A CN201811331511 A CN 201811331511A CN 109252490 A CN109252490 A CN 109252490A
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- plate
- elastic plate
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- fixed
- elastic
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B5/00—Artificial water canals, e.g. irrigation canals
-
- 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
Energy dissipator provided by the invention is by arranging elastic plate in river or channel left and right sides, realize the cooperation energy dissipating of upstream and downstream elastic plate, spring and elastic plate are set between elastic plate, effect of energy dissipation can be improved using the compression performance of spring, according to flow energy size, spring adapts to different compression environments, can be applicable in different operating environments.
Description
Technical field
The present invention relates to irrigating apparatus, and in particular to a kind of the hydraulics energy dissipator and construction method of Small Canal.
Background technique
Hydraulic engineering is important project, by rationally utilizing water conservancy, has the function that bring good to and remove all evil.Irrigation and water conservancy
It is important hydraulic engineering form, for developing agricultural, rational utilization of water resources has important strategic importance, in recent years, state
Family has also put into a large amount of fund and has carried out construction of water conservancy works, to improve the water resource utilization efficiency in farmland.
Important form of the channel as farmland water conservancy works can effectively realize the utilization to water flow.The channel shape in farmland
Formula is mostly rock structure, with transformation, the structure of concrete form due to seeping water less, it is convenient for safeguarding, to be used widely.
But due to current scour, the destruction of concrete structure is also resulted in, once there is crack or local damage, will greatly affect knot
Structure uses, or even safety accident occurs, influences the use of whole system.
Energy dissipating is carried out for channel, fails to cause adequately to pay attention to, present technology often improves the strong concrete of channel
Degree configures local reinforcing bar, or only with traditional baffle wall style structure etc., the effect of energy dissipation of these structures is limited, is not easy to more
Disassembly installation is changed, once it damaging, it may be desirable to integral replacing or maintenance, project cost is still very high, is unfavorable for promotion and implementation.Cause
This, needs to explore in Small Canal a set of suitable for the practical energy dissipator easy to repair of engineering.
Summary of the invention
In view of the problems of the existing technology the present invention, provides hydraulics energy dissipator and the side of building of a kind of Small Canal
Method improves effect of energy dissipation by reasonable Arrangement energy dissipator.
The present invention provides a kind of hydraulics energy dissipator of Small Canal, including Small Canal and setting in Small Canal
Middle multiple groups energy dissipator, wherein energy dissipator described in every group includes the first elastic plate being fixed on channel and the second elasticity
Plate, first elastic plate are fixed on the left side wall of the Small Canal, and second elastic plate is fixed on the Small Canal
Right side wall, the length of first elastic plate and the second elastic plate is the half of the Small Canal width, apart from institute
It states and the first spring is set at the first distance of the fixed position of the first elastic plate, the first distance is first elastic plate and the
The half of the distance of two elastic plates, the length of first spring are the half of the first elastic plate length, first spring one
End is fixed on the left side wall of the Small Canal, and the other end is provided with third elastic plate, and the length of the third elastic plate is
The half of the first distance, the third elastic plate is vertical with first elastic plate and second elastic plate, and described
One elastic plate is parallel with second elastic plate.
Preferably, first elastic plate, the second elastic plate, third elastic plate are rubber slab.
Preferably, the fixed form of first elastic plate and channel is that the first L-type plate and the second L-type plate is arranged, the
First limb of one L-type plate and the second L-type plate is fixed with channel side wall, the second limb of the first L-type plate and the second L-type plate
Clamp first elastic plate, using bolt pass through the first L-type plate and the second L-type plate the second limb and the first elastic plate from
And realize and fix, the bolt both ends are provided with nut.
Preferably, second rubber slab is identical as the fixed form of the first rubber slab.
Preferably, first spring is fixedly connected with fixed base plate, the fixed base plate is fixed on the left side of channel
On wall, first spring and fixed base plate are welded, and the other end of first spring is arranged after passing through the third elastic plate
Slab construction, multiple slab constructions are interconnected by connection steel wire.
A kind of construction method of the hydraulics energy dissipator of Small Canal, it is characterised in that include the following steps:
S1: upstream and downstream cofferdam is built；Water-retaining cofferdam is constructed in the upstream and downstream of channel, the cofferdam is steel plate pilework, can be hindered
Water is kept off, by constructing cofferdam, forms dry construction environment；
S2: fixing the first elastic plate, drills in the left side wall of the channel, and fix the first L-type plate and the 2nd L using fixing piece
Template is each attached to the first limb of the first L-type plate and the second L-type plate on the channel left side wall, on the vertical plane according to
It is secondary in the fixed multiple first L-type plates of short transverse and the second L-type plate, and multiple first L-type plates and second the second limb of L-type plate away from
From the thickness for being equal to the first elastic plate, by first elastic plate be inserted into the first L-type plate and the second L-type plate the second limb it
Between, and using bolt across the second limb and the first elastic plate of the first L-type plate and the second L-type plate, in bolt both ends hold-doun nut；
S3: fixed third elastic plate is drilled, and fixed using fixing piece on the Channel of Downstream left side wall of first elastic plate
Fixed base plate, fixes first spring on the fixed base plate, and first spring, fixed base plate are set along short transverse
It is set to multiple, first spring passes through welding plate structure after third elastic plate, and the multiple slab construction passes through steel wire
Connection；
S4: fixing the second elastic plate, drills on the right side wall of the Channel of Downstream of the third elastic plate, and utilizes fixation
Part fixes the first L-type plate and the second L-type plate, and the first L-type plate and the first limb of the second L-type plate is made to be each attached to the channel
On right side wall, multiple first L-type plates and the second L-type plate, and multiple first L-type plates successively are fixed in short transverse on the vertical plane
It is equal to the thickness of the second elastic plate with the distance of the second limb of the second L-type plate, second elastic plate is inserted into the first L-type plate
And second L-type plate the second limb between, and pass through using bolt the second limb and the second elasticity of the first L-type plate and the second L-type plate
Plate, in bolt both ends hold-doun nut；
S5: building multiple groups energy dissipator, wherein every group of energy dissipator includes the first elastic plate fixed in step S2, step S3
The third elastic plate of middle fixation and the second elastic plate of step S4；
S5: removing cofferdam, completes energy dissipator construction.
The working principle of the invention:
When water flow flows from upstream to downstream, the first elastic plate is first passed through, the first elastic plate stops water flow, and water flow obtains
To retardance, water velocity is accelerated, and water flow continues flow further downstream at this time, then encounters the second elastic plate water flow and flows to the left,
The first spring and the work of third elastic plate are triggered at this time, and third elastic plate is moved to the left, and the first spring-compressed simultaneously stores elastic potential
Can, with the movement of third elastic plate, elastic potential energy is continuously increased, and flow energy is consumed, and then produces stronger consumption
It can effect.
By the above-mentioned energy dissipator of setting multiple groups, effect of energy dissipation can be improved, slow down flow energy.According to energy dissipating needs
It can choose the one or more groups of energy dissipators of setting.
The present invention has the advantages that
By arranging elastic plate in river or channel left and right sides, the cooperation energy dissipating of upstream and downstream elastic plate is realized, between elastic plate
Spring and elastic plate are set, effect of energy dissipation can be improved using the compression performance of spring, according to flow energy size, spring is adapted to
Different compression environments can be applicable in different operating environments.
Further, since setting is bolted, convenient for the disassembly installation and maintenance of structure, project cost is relatively low, once
It destroys, it is only necessary to which demounting bolt can realize changeing for structure.
With the change of spring model, such as the replacement of stiffness coefficient, thickness, the change of thickness of elastic plates, length, width
Change, can be adapted for the energy dissipating requirement of different channels.
Detailed description of the invention:
Fig. 1 is structure of the invention top view；
Fig. 2 is the fixation schematic diagram of the first elastic plate and channel；
Fig. 3 is the first spring and the fixed schematic diagram of channel；
Fig. 4 is the first spring and the fixed schematic diagram of third elastic plate；
Fig. 5 is the setting schematic diagram of the first elastic plate；
Fig. 6 is the setting schematic diagram of third elastic plate；
Fig. 7 is construction process figure of the invention.
Wherein the arrow direction of Fig. a kind indicates water (flow) direction.
Specific embodiment: the structure that the present invention limits specifically is explained below for Figure of description content
Explanation.
A kind of hydraulics energy dissipator for Small Canal that this hair provides, including Small Canal and setting are in Small Canal
Middle multiple groups energy dissipator, wherein energy dissipator described in every group includes the first elastic plate 1 being fixed on channel and the second elasticity
Plate 2, first elastic plate 1 are fixed on the left side wall 3 of the Small Canal, and second elastic plate 2 is fixed on described small-sized
The length of the right side wall 4 of channel, first elastic plate 1 and the second elastic plate 2 is the half of the Small Canal width,
First spring 5 is set at the first distance apart from the fixed position of first elastic plate 1, and the first distance is first bullet
Property plate 1 and the second elastic plate 2 distance half, the length of first spring 5 is the half of 1 length of the first elastic plate, institute
It states 5 one end of the first spring to be fixed on the left side wall 3 of the Small Canal, the other end is provided with third elastic plate 6, the third
The length of elastic plate 6 is the half of the first distance, the third elastic plate 6 and first elastic plate 1 and described second
Elastic plate 2 is vertical, and first elastic plate 1 is parallel with second elastic plate 2.
Wherein the distance of the first elastic plate 1 and the second elastic plate 2 refers to the first elastic plate 1 and the second elastic plate 2 in channel
Distance in water (flow) direction.
Preferably, first elastic plate 1, the second elastic plate 2, third elastic plate 6 are rubber slab.
Preferably, the fixed form of first elastic plate 1 and channel is that the first L-type plate 7 and the second L-type plate 8 is arranged,
First limb of the first L-type plate 7 and the second L-type plate 8 is fixed with channel side wall, the first L-type plate 7 and the second L-type plate 8
Second limb clamps first elastic plate 1, and the second limb and the of the first L-type plate 7 and the second L-type plate 8 is passed through using bolt 9
For one elastic plate 1 to realize fixation, 9 both ends of bolt are provided with nut 10.
Preferably, second rubber slab 2 is identical as the fixed form of the first rubber slab 1.
Preferably, first spring 5 is fixedly connected with fixed base plate 11, the fixed base plate 11 is fixed on channel
On left side wall 3, first spring 5 is welded with fixed base plate 11, and the other end of first spring 5 passes through the third elasticity
Slab construction 12 is set after plate 6, and multiple slab constructions 12 are interconnected by connection steel wire 13.
Wherein first elastic plate 1, the second elastic plate 2, third elastic plate 6 be apart from channel bottom certain distance, from
And certain discharge area is formed in bottom, embodiment more preferably, first elastic plate 1, the second elastic plate 2,
The bottom of third elastic plate 6 offers bar shaped tooth, to flow through in water out-of-date, carries out secondary energy dissipating.
A kind of construction method of the hydraulics energy dissipator of above-mentioned Small Canal, it is characterised in that include the following steps:
S1: upstream and downstream cofferdam is built；Water-retaining cofferdam is constructed in the upstream and downstream of channel, the cofferdam is steel plate pilework, can be hindered
Water is kept off, by constructing cofferdam, forms dry construction environment；
S2: fixing the first elastic plate 1, drills in the left side wall 3 of the channel, and fix the first L-type plate 7 and the using fixing piece
Two L-type plates 8 are each attached to the first limb of the first L-type plate 8 and the second L-type plate 8 on the channel left side wall 3, vertical
Multiple first L-type plates 7 and the second L-type plate 8, and multiple first L-type plates 7 and the second L-type plate 8 successively are fixed in short transverse on face
The distance of second limb is equal to the thickness of the first elastic plate 1, and first elastic plate 1 is inserted into the first L-type plate 7 and the second L-type
Between second limb of plate 8, and utilization bolt 9 passes through the second limb and the first elastic plate 1 of the first L-type plate 7 and the second L-type plate 8,
9 both ends hold-doun nut 10 of bolt；
S3: fixed third elastic plate 6 drills on the Channel of Downstream left side wall 3 of first elastic plate 1, and utilizes fixing piece
Fixed fixed base plate 11, fixes first spring 5 on the fixed base plate 11, and first spring 5, fixed base plate 11 are equal
It is set as multiple along short transverse, first spring 5 passes through welding plate structure 12 after third elastic plate 6, the multiple
Slab construction 12 is connected by steel wire 13；
S4: fixing the second elastic plate 2, drills on the right side wall 4 of the Channel of Downstream of the third elastic plate 6, and utilizes fixation
Part fixes the first L-type plate 7 and the second L-type plate 8, is each attached to the first limb of the first L-type plate 8 and the second L-type plate 8 described
On channel right side wall 4, on the vertical plane successively in the fixed multiple first L-type plates 7 of short transverse and the second L-type plate 8, and multiple the
The distance of second limb of one L-type plate 7 and the second L-type plate 8 is equal to the thickness of the second elastic plate 2, and second elastic plate 2 is inserted into
The first L-type plate 7 and the second L-type plate 8 are passed through between the first L-type plate 7 and the second limb of the second L-type plate 8, and using bolt 9
Second limb and the second elastic plate 2, in 9 both ends hold-doun nut 10 of bolt；
S5: building multiple groups energy dissipator, wherein every group of energy dissipator includes the first elastic plate 1 fixed in step S2, step
Second elastic plate 2 of fixed third elastic plate 3 and step S4 in S3；
S5: removing cofferdam, completes energy dissipator construction.
The working principle of the invention:
When water flow flows from upstream to downstream, the first elastic plate 1 is first passed through, the first elastic plate 1 stops water flow, water flow
Blocked, water velocity is accelerated, and water flow continues flow further downstream at this time, then encounters the second elastic plate 2, water flow effluent to the left
It is dynamic, the first spring 5 is triggered at this time and third elastic plate 6 works, and third elastic plate 6 is moved to the left, and the first spring 5 is compressed and stored
Elastic potential energy, with the movement of third elastic plate 6, elastic potential energy is continuously increased, and flow energy is consumed, then produce compared with
Strong energy consumption effect.
By the above-mentioned energy dissipator of setting multiple groups, effect of energy dissipation can be improved, slow down flow energy.According to energy dissipating needs
It can choose the one or more groups of energy dissipators of setting.
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 that those skilled in the art conceive institute according to the present invention
It is conceivable that equivalent technologies mean.
Claims (6)
1. a kind of hydraulics energy dissipator of Small Canal, including Small Canal and setting the multiple groups energy dissipating in Small Canal fill
It sets, wherein energy dissipator described in every group includes the first elastic plate and the second elastic plate being fixed on channel, first bullet
Property plate is fixed on the left side wall of the Small Canal, and second elastic plate is fixed on the right side wall of the Small Canal, described
The length of first elastic plate and the second elastic plate is the half of the Small Canal width, solid apart from first elastic plate
It positions and the first spring is set at the first distance set, the first distance is the distance of first elastic plate and the second elastic plate
Half, the length of first spring is the half of the first elastic plate length, and first spring one end is fixed on described small
On the left side wall of type channel, the other end is provided with third elastic plate, and the length of the third elastic plate is the first distance
Half, the third elastic plate is vertical with first elastic plate and second elastic plate, first elastic plate with it is described
Second elastic plate is parallel.
2. a kind of hydraulics energy dissipator of Small Canal as described in claim 1, it is characterised in that: first elasticity
Plate, the second elastic plate, third elastic plate are rubber slab.
3. a kind of hydraulics energy dissipator of Small Canal as described in claim 1, it is characterised in that: first elastic plate
It is the first L-type plate of setting and the second L-type plate with the fixed form of channel, the first limb of the first L-type plate and the second L-type plate is and canal
Road side wall is fixed, and the second limb of the first L-type plate and the second L-type plate clamps first elastic plate, is passed through using bolt
To realize fixation, the bolt both ends are provided with the second limb and the first elastic plate of the first L-type plate and the second L-type plate
Nut.
4. a kind of hydraulics energy dissipator of Small Canal as claimed in claim 3, it is characterised in that: second rubber slab
It is identical as the fixed form of the first rubber slab.
5. a kind of hydraulics energy dissipator of Small Canal as described in claim 1, it is characterised in that: first spring with
Fixed base plate is fixedly connected, and the fixed base plate is fixed on the left side wall of channel, and first spring and fixed base plate weld,
Slab construction is arranged after passing through the third elastic plate in the other end of first spring, and multiple slab constructions pass through connection
Steel wire interconnects.
6. a kind of construction method of the hydraulics energy dissipator of Small Canal as described in any one in claim 1-5, feature
It is to include the following steps:
S1: upstream and downstream cofferdam is built；Water-retaining cofferdam is constructed in the upstream and downstream of channel, the cofferdam is steel plate pilework, can be hindered
Water is kept off, by constructing cofferdam, forms dry construction environment；
S2: fixing the first elastic plate, drills in the left side wall of the channel, and fix the first L-type plate and the 2nd L using fixing piece
Template is each attached to the first limb of the first L-type plate and the second L-type plate on the channel left side wall, on the vertical plane according to
It is secondary in the fixed multiple first L-type plates of short transverse and the second L-type plate, and multiple first L-type plates and second the second limb of L-type plate away from
From the thickness for being equal to the first elastic plate, by first elastic plate be inserted into the first L-type plate and the second L-type plate the second limb it
Between, and using bolt across the second limb and the first elastic plate of the first L-type plate and the second L-type plate, in bolt both ends hold-doun nut；
S3: fixed third elastic plate is drilled, and fixed using fixing piece on the Channel of Downstream left side wall of first elastic plate
Fixed base plate, fixes first spring on the fixed base plate, and first spring, fixed base plate are set along short transverse
It is set to multiple, first spring passes through welding plate structure after third elastic plate, and the multiple slab construction passes through steel wire
Connection；
S4: fixing the second elastic plate, drills on the right side wall of the Channel of Downstream of the third elastic plate, and solid using fixing piece
Fixed first L-type plate and the second L-type plate, are each attached to the first limb of the first L-type plate and the second L-type plate on the right side of the channel
On wall, on the vertical plane successively in the fixed multiple first L-type plates of short transverse and the second L-type plate, and multiple first L-type plates and the
The distance of second limb of two L-type plates is equal to the thickness of the second elastic plate, and second elastic plate is inserted into the first L-type plate and the
Between second limb of two L-type plates, and utilization bolt passes through the second limb and the second elastic plate of the first L-type plate and the second L-type plate,
Bolt both ends hold-doun nut；
S5: building multiple groups energy dissipator, wherein every group of energy dissipator includes the first elastic plate fixed in step S2, step S3
The third elastic plate of middle fixation and the second elastic plate of step S4；
S5: removing cofferdam, completes energy dissipator construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331511.6A CN109252490B (en) | 2018-11-09 | 2018-11-09 | Hydraulic energy dissipation device for small channel and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331511.6A CN109252490B (en) | 2018-11-09 | 2018-11-09 | Hydraulic energy dissipation device for small channel and construction method |
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| Publication Number | Publication Date |
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| CN109252490A true CN109252490A (en) | 2019-01-22 |
| CN109252490B CN109252490B (en) | 2020-09-01 |
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| CN201811331511.6A Active CN109252490B (en) | 2018-11-09 | 2018-11-09 | Hydraulic energy dissipation device for small channel and construction method |
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| CN (1) | CN109252490B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761118A (en) * | 2020-12-30 | 2021-05-07 | 中国电建集团贵阳勘测设计研究院有限公司 | Energy dissipation structure for fixing steel plate special-shaped steps |
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| CN108316258A (en) * | 2018-04-13 | 2018-07-24 | 河南创辉水利水电工程有限公司 | A kind of baffle wall style with resistance device |
| CN108442328A (en) * | 2018-03-06 | 2018-08-24 | 张超 | A kind of water conservancy rhone |
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| JPH0999203A (en) * | 1995-10-04 | 1997-04-15 | Nippon Solid Co Ltd | Treatment of rain water and/or waste water |
| JP2006009247A (en) * | 2004-06-22 | 2006-01-12 | Chiba Yohgyoh Co Ltd | Precast concrete block for waterway |
| CN104278738A (en) * | 2013-07-04 | 2015-01-14 | 格兰富控股联合股份公司 | Pump station base, pump station and mounting method for pump station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112761118A (en) * | 2020-12-30 | 2021-05-07 | 中国电建集团贵阳勘测设计研究院有限公司 | Energy dissipation structure for fixing steel plate special-shaped steps |
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| CN109252490B (en) | 2020-09-01 |
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