CN207143880U - A kind of energy dissipator of hydropower station tail water channel convex-segment - Google Patents

A kind of energy dissipator of hydropower station tail water channel convex-segment Download PDF

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Publication number
CN207143880U
CN207143880U CN201721158417.6U CN201721158417U CN207143880U CN 207143880 U CN207143880 U CN 207143880U CN 201721158417 U CN201721158417 U CN 201721158417U CN 207143880 U CN207143880 U CN 207143880U
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CN
China
Prior art keywords
channel
tail water
segment
water channel
section steel
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721158417.6U
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Chinese (zh)
Inventor
王朋
连源财
吕德蒙
王鹏波
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Henan Chuang Hui Water Conservancy And Hydropower Engineering Co Ltd
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Henan Chuang Hui Water Conservancy And Hydropower Engineering Co Ltd
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Priority to CN201721158417.6U priority Critical patent/CN207143880U/en
Application granted granted Critical
Publication of CN207143880U publication Critical patent/CN207143880U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of energy dissipator of hydropower station tail water channel convex-segment provided by the utility model, including tail water channel convex-segment, the energy dissipator for being arranged on tail water channel convex-segment, it is characterised in that:The energy dissipator includes some settling tanks being vertically arranged, and the settling tank is arranged to multiple, and multiple settling tanks do not arrange equidistantly, by setting settling tank in tail water channel convex-segment, effect of energy dissipation is improved, using channel-section steel as settling tank, is easy to prefabrication, site operation, low engineering cost, it is conveniently replaceable, rod iron is set in the inside of settling tank, secondary energy dissipating is carried out, further improves effect of energy dissipation.

Description

A kind of energy dissipator of hydropower station tail water channel convex-segment
Technical field
A kind of water conservancy energy dissipator is the utility model is related to, more particularly relates to a kind of hydropower station tail water channel convex-segment Energy dissipator.
Background technology
HYDROELECTRIC ENERGY is the important energy source form in China, and radial-flow type small hydropower resources proportion is larger.According to newest National Rural Water energy resources investigation achievement, China's small hydropower resources total amount rank the first in the world, wherein technical exploitation amount For 1.28 hundred million kW, annual electricity generating capacity is 535,000,000,000 kWh.China is completed small power station more than 4.5 ten thousand seat, and total installation of generating capacity is up to 51,000,000 kW.The small hydropower resources in China are distributed widely in remote poor rural area and mountain area, active development small hydropower resources, for solving The energy shortage problem of remote countryside, peasant's production and living electricity consumption is ensured, improve rural economy working condition, promote rural area place Economic development, protection rural area ecological environment and promotion rural area material progress and cultural and ideological progress construction etc. have important meaning Justice.
For Small runoff river hydroeclectric power plant, power station letdown flow is attached by tailwater channel and Channel of Downstream or river course, Due to tail water channel set location factor, the setting of its energy dissipator is relatively weak, so as to cause tailwater channel Chang Rongyi side occur Slope it is unstable, above-mentioned destruction is particularly evident in the convex-segment of hydropower station tail water channel, and existing protector uses tailwater channel more The reinforcing in road is handled, can not be right although this reinforcing mode effectively can carry out reinforcement protection to tail water channel The flow energy of tail water channel is consumed, and its effect of energy dissipation is poor.
The content of the invention
The utility model can be solved in view of the above-mentioned problems, provide a kind of energy dissipator of hydropower station tail water channel convex-segment The certainly energy expenditure of tail water channel.
The utility model provides a kind of energy dissipator of hydropower station tail water channel convex-segment, including tail water channel convex-segment, setting In the energy dissipator of tail water channel convex-segment, it is characterised in that:The energy dissipator includes some settling tanks being vertically arranged, described Settling tank is arranged to multiple, and multiple settling tanks do not arrange equidistantly, and the energy dissipating well width is not less than 0.5m, is highly more than Tailwater channel depth 0.2m, groove depth are not less than 0.2m, and the settling tank uses channel-section steel, the shaping of channel-section steel factory process, channel-section steel bottom, Bottom steel plate is provided with tail water channel bottom plate, steel plate is fixedly connected with tail water channel bottom plate, and the mode that is fixedly connected is bolt Connection, bolt is through bottom Interal fixation in tail water channel bottom plate, and the channel-section steel is connected by way of welding with bottom steel plate, institute State channel-section steel and the concrete of tail water channel convex-segment side wall is connected by screw bolts, bolt is fixed on tail water channel convex-segment after passing through channel-section steel In the concrete of side wall, the channel-section steel includes bottom plate, the first side wall and second sidewall, and some rod irons are welded with the channel-section steel, The rod iron is respectively welded on the bottom plate, the first side wall and second sidewall of channel-section steel, and the rod iron interlaced arrangement, passes through setting Rod iron staggeredly, energy expenditure can be carried out to water, improve effect of energy dissipation.
Preferably, the settling tank is arranged along convex-segment, and settling tank number is not less than 5.
Preferably, the bottom steel plate, channel-section steel surface are provided with anticorrosive coat.
Preferably, the bolt connection is connected using pre-embedded bolt, in tail water channel bottom plate and tail water channel convex-segment side During the concreting of wall, pre-embedded bolt is set, bottom steel plate and channel-section steel are connected by the pre-embedded bolt of setting respectively.
Preferably, the rod iron number that each channel-section steel is set is not less than 6, and it is staggered along vertical direction.
Operation principle of the present utility model is:Not equidistant settling tank is set by being arranged on convex-segment, when current pass through During convex-segment, current can carry out collision energy dissipating in settling tank, so as to depletion flow energy, tailwater channel convex-segment be carried out necessary anti- Shield;Using channel-section steel as settling tank, and interlaced rod iron is set on the bottom plate of channel-section steel and side wall, flow energy is carried out Secondary depletion, improves effect of energy dissipation.
The utility model has the advantage of:
The 1st, settling tank is set, improve the effect of energy dissipation of convex-segment, and spaced set, effect of energy dissipation be not more preferable for settling tank;
2nd, channel-section steel is set to use prefabrication as settling tank, be easy to construct, construction costs is relatively low;
The 3rd, interlaced rod iron is set on the bottom plate of channel-section steel and side wall, further improve effect of energy dissipation;
4th, mode is connected by screw bolts, is easy to change settling tank, it is longer using channel-section steel, its service life.
The energy dissipator of above-mentioned hydropower station tail water channel convex-segment can provide energy depletion for tailwater channel, improve tail water channel Service life.
Brief description of the drawings:
Fig. 1 is structural plan schematic diagram of the present utility model;
Fig. 2 is the elevational schematic view of settling tank;
Fig. 3 is the structural representation of channel-section steel;
Fig. 4 is the front view of channel-section steel.
Embodiment:Below in conjunction with specification embodiment, the utility model is described in detail.
The utility model provides a kind of energy dissipator of hydropower station tail water channel convex-segment, including tail water channel convex-segment, setting In the energy dissipator of tail water channel convex-segment, it is characterised in that:The energy dissipator includes some settling tanks 1 being vertically arranged, institute State settling tank and set 1 to be multiple, the width of settling tank 1 is not less than 0.5m, highly not small more than tailwater channel depth 0.2m, groove depth In 0.2m, the settling tank 1 uses channel-section steel, the shaping of channel-section steel factory process, bottom is provided with channel-section steel bottom, tail water channel bottom plate Steel plate 2, bottom steel plate 2 are fixedly connected with tail water channel bottom plate, and the mode that is fixedly connected is bolt connection, and bolt passes through bottom steel plate 2 are fixed in tail water channel bottom plate, and the channel-section steel is connected by way of welding with bottom steel plate 2, the channel-section steel and tail water channel The concrete of convex-segment side wall is connected by screw bolts, and bolt is fixed in the concrete of tail water channel convex-segment side wall after passing through channel-section steel, The channel-section steel includes bottom plate 3, the first side wall 4 and second sidewall 5, and some rod irons 6, the rod iron difference are welded with the channel-section steel It is welded on the bottom plate 3, the first side wall 4 and second sidewall 5 of channel-section steel, and the interlaced arrangement of the rod iron 6, by setting steel staggeredly Rod 6, energy expenditure can be carried out to water, improve effect of energy dissipation.
In this embodiment, multiple settling tanks 1 do not arrange equidistantly, it is this equidistantly arrangement refer to each settling tank 1 it Between distance it is unequal, this distance be settling tank 1 along the distance between curve of tailwater channel convex-segment, it is this not arrange equidistantly It is existing conventional arrangement mode.
The direction of arrow in Fig. 1 is the water (flow) direction of tailwater channel in this embodiment.
The width in space of the width of the settling tank 1 between the first side wall 4 and second sidewall 5 of channel-section steel, as the Width between one side wall 4 and the internal face of second sidewall 5, height are length of the channel-section steel in vertical direction, and settling tank 1 highly should Higher than the height of tailwater channel convex-segment, the understanding of this height is the conventional understanding mode in this area.The bolt connection is screw rod With the mating connection of nut, it is the conventional connected mode in this area, can such as uses the screw rod of bolt to be fixed on concrete or tail water In channel bottom plate, the fixing end can use overstriking head, and the other end of bolt passes through fixture, such as bottom steel plate or channel-section steel, profit It is fixed with nut.This fixed form can also use other fixed forms of this area to be fixed.Using bolt Fixed form is easy to disassemble, is also when necessary to allow and can realize using fixation, non-removable connected mode.
Understand in Fig. 4, the bottom plate 3 of channel-section steel, the first side wall 4, be provided with rod iron 6 in second sidewall 5, only shown in figure First group of rod iron 6, remaining rod iron can also be arranged according to this staggeredly mode, described staggeredly to refer in vertical direction, It leaves certain gap, i.e., in a manner of in scheming exemplified by, the height of rod iron 6 on bottom plate 3 is higher than rod iron 6 on the first side wall 4 Highly, height of the height of the rod iron 6 on the first side wall 4 higher than rod iron in second sidewall 5.The rod iron 6 is vertically welded in In the bottom plate 3 of the channel-section steel, the first side wall 4 and second sidewall 5.
Preferably, the settling tank 1 is arranged along convex-segment, and 1 number of settling tank is not less than 5.
Preferably, the bottom steel plate 2, channel-section steel surface are provided with anticorrosive coat.
Preferably, the bolt connection is connected using pre-embedded bolt, in tail water channel bottom plate and tail water channel convex-segment side During the concreting of wall, pre-embedded bolt is set, bottom steel plate 1 and channel-section steel are connected by the pre-embedded bolt of setting respectively.
Preferably, 6 numbers of the rod iron that each channel-section steel is set are not less than 6, and it is staggered along vertical direction.
Operation principle of the present utility model is:Not equidistant settling tank 1 is set by being arranged on convex-segment, when current pass through During convex-segment, current can carry out collision energy dissipating in settling tank 1, so as to depletion flow energy, tailwater channel convex-segment be carried out necessary anti- Shield;Using channel-section steel as settling tank 1, and interlaced rod iron is set on the bottom plate of channel-section steel and side wall, flow energy is entered The secondary depletion of row, improves effect of energy dissipation.
The utility model has the advantage of:
The 1st, settling tank is set, improve the effect of energy dissipation of convex-segment, and spaced set, effect of energy dissipation be not more preferable for settling tank;
2nd, channel-section steel is set to use prefabrication as settling tank, be easy to construct, construction costs is relatively low;
The 3rd, interlaced rod iron is set on the bottom plate of channel-section steel and side wall, further improve effect of energy dissipation;
4th, mode is connected by screw bolts, is easy to change settling tank, it is longer using channel-section steel, its service life.
Content described in this specification embodiment is only enumerating to the way of realization of utility model design, and this practicality is new The protection domain of type is not construed as being only limitted to the concrete form that embodiment is stated, the scope of protection of the utility model is also wrapped Include those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.

Claims (5)

1. a kind of energy dissipator of hydropower station tail water channel convex-segment, including tail water channel convex-segment, it is arranged on tail water channel convex-segment Energy dissipator, it is characterised in that:The energy dissipator includes some settling tanks being vertically arranged, and the settling tank is arranged to more It is individual, and multiple settling tanks do not arrange equidistantly, the energy dissipating well width is not less than 0.5m, highly more than tailwater channel depth 0.2m, groove depth are not less than 0.2m, and the settling tank uses channel-section steel, channel-section steel factory process shaping, at channel-section steel bottom, tail water channel bottom Bottom steel plate is provided with plate, bottom steel plate is fixedly connected with tail water channel bottom plate, and the mode that is fixedly connected is bolt connection, bolt Through bottom Interal fixation in tail water channel bottom plate, the channel-section steel is connected by way of welding with bottom steel plate, the channel-section steel with The concrete of tail water channel convex-segment side wall is connected by screw bolts, and bolt is fixed on the mixed of tail water channel convex-segment side wall after passing through channel-section steel In solidifying soil, the channel-section steel includes bottom plate, the first side wall and second sidewall, and some rod irons, the rod iron are welded with the channel-section steel It is respectively welded on the bottom plate, the first side wall and second sidewall of channel-section steel, and the rod iron interlaced arrangement, by setting steel staggeredly Rod, energy expenditure can be carried out to water, improve effect of energy dissipation.
A kind of 2. energy dissipator of hydropower station tail water channel convex-segment as claimed in claim 1, it is characterised in that:The settling tank Arranged along convex-segment, and settling tank number is not less than 5.
A kind of 3. energy dissipator of hydropower station tail water channel convex-segment as claimed in claim 1, it is characterised in that:The bottom steel Plate, channel-section steel surface are provided with anticorrosive coat.
A kind of 4. energy dissipator of hydropower station tail water channel convex-segment as claimed in claim 1, it is characterised in that:The bolt connects Connect and connected using pre-embedded bolt, in the concreting of tail water channel bottom plate and tail water channel convex-segment side wall, pre-buried spiral shell is set Bolt, bottom steel plate and channel-section steel are connected by the pre-embedded bolt of setting respectively.
A kind of 5. energy dissipator of hydropower station tail water channel convex-segment as claimed in claim 4, it is characterised in that:Each channel-section steel is set The rod iron number put is not less than 6, and is staggered along vertical direction.
CN201721158417.6U 2017-09-11 2017-09-11 A kind of energy dissipator of hydropower station tail water channel convex-segment Expired - Fee Related CN207143880U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721158417.6U CN207143880U (en) 2017-09-11 2017-09-11 A kind of energy dissipator of hydropower station tail water channel convex-segment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721158417.6U CN207143880U (en) 2017-09-11 2017-09-11 A kind of energy dissipator of hydropower station tail water channel convex-segment

Publications (1)

Publication Number Publication Date
CN207143880U true CN207143880U (en) 2018-03-27

Family

ID=61678537

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721158417.6U Expired - Fee Related CN207143880U (en) 2017-09-11 2017-09-11 A kind of energy dissipator of hydropower station tail water channel convex-segment

Country Status (1)

Country Link
CN (1) CN207143880U (en)

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180327

Termination date: 20190911