CN211816064U - Multistage sluicing dam with power dissipation function - Google Patents

Abstract

The technical scheme of the utility model is realized like this: a multi-stage water-drainage dam with a force dissipation function comprises a dam body, wherein a plurality of force dissipation steps which are arranged in a step shape are arranged on the dam body, flip buckets are arranged on the force dissipation steps, a water storage tank is formed at the upper ends of the force dissipation steps by the flip buckets and the force dissipation steps, a force dissipation assembly is further arranged in the water storage tank and comprises a plurality of force dissipation blocks, each force dissipation block comprises a wear-resistant layer, a foam plastic layer and an elastic rubber layer, the wear-resistant layer, the foam plastic layer and the elastic rubber layer are sequentially arranged from bottom to top and are connected through a plurality of rubber rods, the upper end surface of the elastic rubber layer is wavy, and drain holes are formed in the wear-resistant layer, the foam plastic layer and the elastic rubber layer; the utility model has the advantages that: when the dam drains, the effect of eliminating the hydraulic force is good, the impact force on the dam and the river bank is small, and the ornamental degree is high.

Description

Multistage sluicing dam with power dissipation function

Technical Field

The utility model belongs to the technical field of the dam technique and specifically relates to a multistage sluicing dam with power dissipation function.

Background

The dam is a water retaining structure which intercepts water flow of a river channel to raise the water level or adjust the flow; the water level can be raised, the runoff can be adjusted, the water head can be centralized, and the water level can be used for flood control, water supply, irrigation, hydroelectric generation, shipping improvement and the like; the dam can be divided into an overflow dam and a non-overflow dam according to the drainage condition; the overflow dam is a dam with flood discharge on the top, also called a rolling dam, and is generally built by concrete or masonry stones, and comprises an overflow gravity dam, an overflow arch dam, an overflow buttress dam and an overflow earth-rock dam according to the dam shape.

In the process of draining, the river bank and the dam body are often damaged by hydraulic impact, so that energy dissipation of hydraulic power is required in the process of draining; the existing water drainage dam usually only adopts a trajectory-picking mode to dissipate energy, but long-term use shows that the existing water drainage dam has an unsatisfactory effect on dissipating the force of water power, and the existing water drainage dam is not high in aesthetic degree and is not suitable for scenic spots.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multistage sluicing dam with function of eliminating power for solve the problem among the above-mentioned background art.

The technical scheme of the utility model is realized like this: the utility model provides a multistage sluicing dam with power dissipation function, includes the dam body, its characterized in that: the dam body is provided with a plurality of dissipation steps which are arranged in a ladder shape, the dissipation steps are provided with flip buckets, the flip buckets are fixed on the upper end surfaces of the dissipation steps and located at one ends, far away from the dam body, of the dissipation steps, the flip buckets are also arranged on two sides of the dissipation steps, each flip bucket and each dissipation step form a water storage tank at the upper end of the dissipation step, a certain amount of water can be stored in the water storage tanks when water is drained, the flip buckets are arc-shaped surfaces towards the end surfaces of the water storage tanks, and the arc-shaped surfaces of the flip buckets are used for picking up water flow to reduce water flow impact force when the water is drained; still be equipped with the subassembly of falling aslope in the catch basin, the subassembly of falling aslope includes a plurality of settings in the catch basin and can be in the catch basin horizontal migration's the piece of falling aslope, when having water in the catch basin, the piece of falling aslope can float in the catch basin, the piece of falling aslope includes wearing layer, foam layer and elastic rubber layer, wearing layer, foam layer and elastic rubber layer set gradually and all connect through a plurality of rubber poles from supreme down, elastic rubber layer up end is wavy, all be equipped with the wash port on wearing layer, foam layer and the elastic rubber layer.

Preferably: the wear-resistant layer, the foam plastic layer and the water discharge holes in the elastic rubber layer are arranged in a staggered mode.

Preferably: the flip bucket is characterized in that elastic layers are arranged on the arc-shaped surfaces of the flip bucket, and two ends of each elastic layer are fixed on the flip bucket and are arranged at intervals with the arc-shaped surfaces of the flip bucket.

Preferably: the force eliminating block is fixed in the water storage tank through a rope, and two ends of the rope are respectively fixed with the wear-resistant layer and the force eliminating step.

Preferably: the hydraulic lifting device is characterized in that a flow raising pier is further arranged on the force eliminating step and fixed on the side wall of the force eliminating step, and a flow raising curved surface for raising water flow is arranged on the flow raising pier.

The utility model has the advantages that: the stepped force-dissipating steps are arranged to dissipate the force of the discharged water flow for multiple times, the discharged water flow is impacted and collided with the force-dissipating blocks floating in the reservoir through the force-dissipating blocks and the reservoir, the effect blocks move downwards into the reservoir and counteract the kinetic energy of the water flow by means of the buoyancy of the water, meanwhile, the effect blocks dissipate the force of partial water flow passing through the effect blocks, and the force-dissipating blocks are collided with each other transversely to dissipate the force; the flip bucket is arranged, water flow impacts the flip bucket from the water storage tank, and the flip bucket rolls back and picks out the water flow to enable the water flow to be contacted with the effect block again to eliminate water flow energy; the rivers that let down then enter into the low reaches through multistage helping hand step that disappears, have improved the effect of helping hand of dam, and the stability of rivers when having guaranteed to sluicing reduces rivers and erodees the low reaches, multistage cascaded setting simultaneously, and aesthetic measure is high, is fit for many occasions and uses.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic structural view of a force dissipating block according to a first embodiment of the present invention;

FIG. 4 is a schematic view of the path of the water flow when the water is drained according to the first embodiment of the present invention;

fig. 5 is a partial schematic structural view of a second embodiment of the present invention;

the examples in the figure are: 1. the dam comprises a dam body, 2 force-eliminating steps, 3 force-eliminating buckets, 4 water storage tanks, 5 force-eliminating blocks, 6 wear-resistant layers, 7 foam plastic layers, 8 elastic rubber layers, 9 rubber rods, 10 water drainage holes, 11 elastic layers, 12 ropes, 13 force-eliminating piers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

First embodiment

As shown in fig. 1-4, the utility model discloses a multistage sluicing dam with absorption function, including the dam body 1, in the embodiment of the utility model, be equipped with four absorption steps 2 that are the echelonment setting on the dam body 1, be equipped with flip bucket 3 on absorption step 2, flip bucket 3 is fixed on absorption step 2 up end and is located absorption step 2 one end of keeping away from the dam body 1, the both sides of absorption step 2 also are equipped with flip bucket 3, and each flip bucket 3 forms catch basin 4 with absorption step 2 in absorption step 2 upper end, catch basin 4 can save a certain amount of water when sluicing, flip bucket 3 is the arcwall face towards catch basin 4 terminal surface, flip bucket 3's arcwall face is used for choosing the rivers when sluicing and reducing the rivers impulsive force; the water storage tank 4 is also internally provided with a force eliminating component which comprises a plurality of force eliminating blocks 5 which are arranged in the water storage tank 4 and can horizontally move in the water storage tank 4, when water is in the water storage tank 4, the absorption block 5 can float in the water storage tank 4, the absorption block 5 comprises a wear-resistant layer 6, a foamed plastic layer 7 and an elastic rubber layer 8, the wear-resistant layer 6, the foam plastic layer 7 and the elastic rubber layer 8 are sequentially arranged from bottom to top and are connected through a rubber rod 9, the upper end surface of the elastic rubber layer 8 is wavy, the wear-resistant layer 6, the foam plastic layer 7 and the elastic rubber layer 8 are all provided with drain holes 10, the drainage hole 10 can drain part of water drained to the absorption block 5 downwards to the water storage tank 4, the wear-resistant layer 6 can be wear-resistant rubber, and the wear-resistant layer 6, the foamed plastic layer 7 and the elastic rubber layer 8 are all subjected to waterproof and anticorrosive treatment.

Through the technical scheme, the four force dissipation steps are arranged, when water is drained, multi-stage force dissipation is carried out on the drained water flow, the kinetic energy of the water flow is reduced in sequence, and the force dissipation effect is improved; meanwhile, the force eliminating block and the water storage tank are arranged, so that water flow cannot directly contact with the force eliminating step when flowing downwards, and the water flow firstly impacts water in the force eliminating block and the water storage tank, the dam body and the force eliminating step are prevented from being damaged by the impact force of the water flow when the water is drained, and the service life of the dam is prolonged; the setting of a plurality of power pieces that disappear, the power piece that disappears collides each other when receiving the impulsive force of rivers, the power effect that disappears has been guaranteed, elastic layer setting and the elastic layer upper surface in the power piece that disappears are wavy setting, cause the kinetic energy that the resilience force reduced rivers at rivers, partial rivers enter into the cistern from the wash port of power piece that disappears simultaneously, avoid a large amount of rivers to splash, foam plastic layer's setting has guaranteed that the power piece that disappears can float under the impact of rivers at the surface of water, guarantee efficiency effect, the setting of wearing layer is avoided the power piece that disappears and is collided with the power step that disappears after receiving the rivers impact and make the friction become damaged, the life of power piece that disappears has been prolonged.

In this embodiment, the drainage holes 10 on the wear-resistant layer 6, the foamed plastic layer 7 and the elastic rubber layer 8 are arranged in a staggered manner.

Through above-mentioned technical scheme, the setting of wash port dislocation, when rivers pass through the power of dissolving piece, rivers can remove kinetic energy by controlling the flow in the power of dissolving piece, avoid simultaneously that rivers directly pass through the wash port and strike on the power of dissolving step, improved the power of dissolving effect when sluicing.

In this embodiment, all be provided with elastic layer 11 on the arcwall face of flip bucket 3, the both ends bonding of elastic layer 11 is fixed on flip bucket 3 and with flip bucket 3 on the arcwall face interval setting, elastic layer 11 can be elastic silica gel.

Through above-mentioned technical scheme, flip bank goes up the setting of elastic layer, when rivers strike flip bank on, strike the elastic layer earlier on, rely on the resilience force of elastic layer to offset the kinetic energy of partial rivers, then rivers impact the arc face that the elastic layer warp and rely on flip bank and accomplish the energy dissipation of choosing back.

In this embodiment, the force eliminating block 5 is fixed in the water storage tank 4 through a rope 12, two ends of the rope 12 are respectively fixed with the wear-resistant layer 6 and the force eliminating step 2, one end of the rope 12 is fixed on the lower end face of the wear-resistant layer 6 through silicone adhesive, the other end of the rope 12 is wound on one end of an expansion screw, and the other end of the expansion screw is driven into the force eliminating step 2.

Through above-mentioned technical scheme, the setting of rope has avoided rivers to dash out in impact absorption piece ageing power piece from the catch basin, has guaranteed that the elastic rubber layer on the absorption piece is towards the up end, has guaranteed the stability of dam at the absorption in-process.

Second embodiment

As shown in fig. 5, unlike the previous embodiment, in this embodiment, the stilling step 2 is further provided with a flow-raising pier 13, the flow-raising pier 13 is fixed on the side wall of the stilling step 2, and the flow-raising pier 13 is provided with a flow-raising curved surface for raising water flow.

Through above-mentioned technical scheme, the setting of the pier of flowing of choosing contacts the curved surface of flowing of choosing of the pier of flowing of choosing from bucket top whereabouts after rivers pass through the power of absorption of power component that disappears and chooses to flow, and the kinetic energy of rivers reduces once more, then enters into next power of absorption step, and this setting has further improved the power of eliminating effect.

The utility model discloses a principle of eliminating effort does: the water flow firstly falls and impacts the force eliminating block of the first force eliminating step from the left side through the dam, the impact block impacts downwards, the impact block counteracts the downward impact force of the water flow by means of buoyancy and resilience force of the elastic rubber layer, the force eliminating block swings left and right due to uneven water flow impact, the force eliminating blocks collide with each other to eliminate power, meanwhile, a part of the water flow flows into the water storage tank from two sides of the impact block, the other part of the water flow enters from the water discharging hole of the force eliminating block, the falling impact force is eliminated by flowing left and right in the force eliminating block, and finally the water flow is discharged into the water storage tank from the water discharging hole of the wear-resistant layer; meanwhile, water flows to the right and impacts the elastic layer on the elastic layer of the flip bucket to weaken partial water flow energy, the water flows impact the arc-shaped surface of the flip bucket, partial water flows are lifted and flow back into the water storage tank, partial water flows pass through the flip bucket to continue to impact downwards, the flip curved surface of the flip bucket impacted by the water flows is lifted, the water flow energy is partially offset again and then impacts the next force dissipation step, and the water flows on each force dissipation step repeatedly and finally flows to the downstream.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a multistage sluicing dam with power dissipation function, includes the dam body, its characterized in that: the dam body is provided with a plurality of step-shaped stilling steps, the stilling steps are provided with flip buckets, the flip buckets are fixed on the upper end surfaces of the stilling steps and located at one ends, far away from the dam body, of the stilling steps, the two sides of each stilling step are also provided with flip buckets, each flip bucket and each stilling step form a water storage tank at the upper end of the stilling step, and the flip buckets are arc-shaped surfaces towards the end surfaces of the water storage tanks; still be equipped with the subassembly of falling aslo doing all can in the catch basin, the subassembly of falling all includes a plurality of settings in the catch basin and can be at the water catch basin horizontal migration's the piece of falling all, the piece of falling all includes wearing layer, foam layer and elastic rubber layer, wearing layer, foam layer and elastic rubber layer set gradually and all connect through a plurality of rubber poles from supreme down, elastic rubber layer up end is wavy, all be equipped with the wash port on wearing layer, foam layer and the elastic rubber layer.

2. The multi-stage drainage dam with the force eliminating function as claimed in claim 1, wherein: the wear-resistant layer, the foam plastic layer and the water discharge holes in the elastic rubber layer are arranged in a staggered mode.

3. The multi-stage drainage dam with the force eliminating function as claimed in claim 1, wherein: and elastic layers are arranged on the arc-shaped surfaces of the flip buckets.

4. The multi-stage drainage dam with the force eliminating function as claimed in claim 1, wherein: the force eliminating block is fixed in the water storage tank through a rope.

5. The multistage drainage dam with the force eliminating function according to any one of claims 1 to 4, wherein: and the stilling step is also provided with a flow-raising pier which is fixed on the side wall of the stilling step.

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