CN212052625U

CN212052625U - Check dam structure of hydraulic and hydroelectric engineering

Info

Publication number: CN212052625U
Application number: CN202020168980.7U
Authority: CN
Inventors: 张超; 常占鑫; 马小杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-14
Filing date: 2020-02-14
Publication date: 2020-12-01
Anticipated expiration: 2030-02-14

Abstract

The utility model discloses a water conservancy hydroelectric engineering's silt ground dam structure, including induction zone, abrupt slope section, disappear power section, export section, install the guiding device that a plurality of arranged along the slope in the abrupt slope section, disappear power section for the sink structure, disappear power section and pass through the both sides of bridge plate bridging disappear power section, its characterized in that: the flow guide device comprises a stand column and a flow guide plate, the lower end of the stand column is inserted into the steep section, and a groove is formed in the lower end of the flow guide plate close to the right. The utility model discloses a siltation dam structure of hydraulic and hydroelectric engineering adopts the structure, the front end of the guide plate can be clung to the surface of the steep slope section, thereby ensuring the soil and water conservation effect after long-term use; the splicing cooperation of the upright columns and the guide plates reduces the on-site construction pouring amount, reduces the construction cost and improves the construction efficiency.

Description

Check dam structure of hydraulic and hydroelectric engineering

Technical Field

The utility model relates to a water conservancy facility field, concretely relates to hydraulic and hydroelectric engineering's check dam structure.

Background

The silt dam refers to a dam building constructed in each level of channels in a water and soil loss area for the purpose of blocking silt, and the soil blocked by the dam building is called a dam land. In the channel of the basin, the dam for the production of the silty land is called a silt dam or a production dam. The dam construction and mud blocking land has very important significance for raising a channel erosion datum plane, preventing and controlling water and soil loss, flood detention, mud blocking and land siltation (a dam land), reducing yellow mud and sand entering, improving local production and living conditions, building a high-yield and stable-yield basic farmland, promoting the local masses to be depleted and enriched and the like, and is an important measure for comprehensive treatment of small watersheds. In areas with serious water and soil loss, the method is popular with the masses because of less investment, quick effect, long dam utilization time and high benefit of the silty dam.

Application No.: 201820570888.6 discloses a silty dam, which comprises an inlet section, an outlet section, a steep slope section, a force eliminating section and a bridge plate; the inlet section, the steep slope section, the force eliminating section and the outlet section are sequentially connected; a plurality of concrete upright columns are arranged in the steep slope section, and a horizontal guide plate with one end inserted into the surface of the steep slope section is supported at the top of each concrete upright column; a plurality of guide upright posts are arranged in the force dissipating section, guide sleeves are embedded in the guide upright posts, and the bridge plate is horizontally supported on the guide upright posts through the guide sleeves; the lower surface fixed connection of bridge plate has a plurality of to aerify the gasbag, and the upper surface of bridge plate is equipped with a plurality of railing. However, the problem of the structure is that after years of accumulated use, the soil in the steep slope section still loses, so that a gap exists between the front end of the guide plate and the soil, the effect of preventing the soil from losing cannot be achieved, and the water and soil loss is aggravated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic and hydroelectric engineering's check dam structure that structural design is reasonable.

The utility model provides a technical scheme that above-mentioned problem adopted is:

the utility model provides a water conservancy hydroelectric engineering's silt ground dam structure, includes induction zone, abrupt slope section, disappears power section, export section, install the guiding device that a plurality of arranged along the slope on the abrupt slope section, disappear power section for sink structure, disappear power section and pass through the both sides of bridge plate bridging disappear power section, its characterized in that: the flow guide device comprises a stand column and a flow guide plate, the lower end of the stand column is inserted into the steep slope section, a groove is formed in the lower end of the flow guide plate close to the right, and the upper end of the stand column pushes the groove. The upper end of the upright is arc-shaped, the left section of the guide plate is pressed on the steep section through the self gravity of the guide plate, the right side of the upright is fixed with a limiting block for abutting against the guide plate, and the limiting block and the guide plate are spaced at a certain distance.

The utility model relates to a siltation dam structure of hydraulic and hydroelectric engineering adopts this kind of structure, inserts the recess through the upper end of stand, makes the guide plate have the rotational degree of freedom, after many years of use, partial soil erosion leads to the soil layer thickness to reduce, and the guide plate is because gravity, the front end of guide plate can hug closely the surface of steep slope section, thereby has guaranteed the soil and water conservation effect of long-term use; the limiting block is arranged, so that the guide plate cannot tip rightwards; the stand and the guide plate are matched in a splicing mode, and the slope range of the steep slope section in a certain range is adapted, so that the method is suitable for modularized production and manufacturing, the cast quantity in site construction is reduced, the construction cost is reduced, and the construction efficiency is improved.

Further, preferably, the upright post comprises an upper section part and a lower section part, and the included angle beta between the upper section part and the lower section part is 100-140 degrees.

Further, preferably, the front end of the guide plate is arc-shaped, and the left section of the guide plate is in a shape of being small in left and large in right.

Further, preferably, the front end of the guide plate is provided with a slot in sequence from front to back, and the width of the slot is 2-3 cm.

Further, as preferred, the stand columns of the flow guiding devices which are sequentially arranged from top to bottom are connected through steel bars.

Further, as preferred, the guiding device includes a stand and two guide plates, two recesses have been seted up to the guide plate, and two stands insert two recesses respectively.

Further, as preferred, the both sides of recess are the fillet setting.

Compared with the prior art, the utility model, have following advantage and effect: the utility model relates to a siltation dam structure of hydraulic and hydroelectric engineering adopts this kind of structure, inserts the recess through the upper end of stand, makes the guide plate have the rotational degree of freedom, after many years of use, partial soil erosion leads to the soil layer thickness to reduce, and the guide plate is because gravity, the front end of guide plate can hug closely the surface of steep slope section, thereby has guaranteed the soil and water conservation effect of long-term use; the limiting block is arranged, so that the guide plate cannot tip rightwards; the stand and the guide plate are matched in a splicing mode, and the slope range of the steep slope section in a certain range is adapted, so that the method is suitable for modularized production and manufacturing, the cast quantity in site construction is reduced, the construction cost is reduced, and the construction efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a silt dam structure of the embodiment of the utility model.

Fig. 2 is a schematic perspective view of a flow guiding device according to an embodiment of the present invention.

Fig. 3 is a schematic top view of a deflector according to an embodiment of the present invention.

Fig. 4 is a front structural schematic view of a diversion device according to an embodiment of the present invention.

Numbering in the figures: the bridge plate 1, the flow guide device 2, the upright column 22, the flow guide plate 21, the groove 211, the slot 212, the upper section part 221, the lower section part 222, the upper end 223, the limiting block 224 and the steel bar 3

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1-4, this embodiment hydraulic and hydroelectric engineering's siltation dam structure, including induction zone a, steep section b, the section c that disappears, export section d, install a plurality of guiding device 2 of arranging along the slope on the steep section c, the section c that disappears is the basin structure that sinks, the section c that disappears is through the both sides of bridge 1 bridging section that disappears, guiding device 2 includes two stands 22 and a guide plate 21, and the lower extreme of stand 22 is inserted and is located the steep section, and the lower extreme of guide plate 21 is seted up recess 211 by the right side, the stand 22 upper end 223 pushes up in recess 211, the upper end 223 of stand 22 is arc, and the left section of guide plate 21 is pressed on the steep section through guide plate 21 self gravity, the right side of stand 22 is fixed with the stopper 224 that is used for the guide plate to support guide plate 21, stopper 224 and guide plate 21 keep a certain distance apart. The two sides of the groove 211 are arranged in a round angle.

The front end of the guide plate 21 is arc-shaped, and the left section of the guide plate 21 is in a shape of a small left and a large right. The front end of the guide plate 21 is provided with a slot 212 in sequence from front to back, and the width of the slot 212 is 2-3 cm. The upright post 22 comprises an upper section 221 and a lower section 222, and an included angle beta between the upper section 221 and the lower section 222 is 100-140 degrees. The upright posts 22 of the flow guide devices 2 sequentially arranged from top to bottom are connected through the steel bars 3.

The silt dam structure of the hydraulic and hydroelectric engineering of the embodiment adopts the structure, the upper end 223 of the upright post 22 is inserted into the groove 211, so that the guide plate 21 has rotational freedom, after years of use, part of water and soil is lost, the thickness of a soil layer is reduced, and the front end of the guide plate 21 is tightly attached to the surface of a steep slope section due to the gravity of the guide plate 21, so that the water and soil retention effect for long-term use is ensured; the guide plate 21 is ensured not to tip over to the right by arranging the limiting block 224; the upright column 22 and the guide plate 21 are matched in a splicing mode, and the slope range of the steep slope section in a certain range is adapted, so that the method is suitable for modularized production and manufacturing, the cast quantity in site construction is reduced, the construction cost is reduced, and the construction efficiency is improved.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a water conservancy hydroelectric engineering's silt ground dam structure, includes induction zone, abrupt slope section, disappears power section, export section, install the guiding device that a plurality of arranged along the slope on the abrupt slope section, disappear power section for sink structure, disappear power section and pass through the both sides of bridge plate bridging disappear power section, its characterized in that: the flow guide device comprises a stand column and a flow guide plate, the lower end of the stand column is inserted into the steep slope section, the lower end of the flow guide plate is provided with a groove close to the right, the upper end of the stand column is pushed into the groove, the upper end of the stand column is arc-shaped, the left section of the flow guide plate is pressed on the steep slope section through the self gravity of the flow guide plate, the right side of the stand column is fixed with a limiting block used for abutting against the flow guide plate, and the limiting block and the flow.

2. The hydraulic and hydroelectric engineering silt dam structure of claim 1, wherein: the upright post comprises an upper section part and a lower section part, and an included angle beta between the upper section part and the lower section part is 100-140 degrees.

3. The hydraulic and hydroelectric engineering silt dam structure of claim 1, wherein: the front end of the guide plate is arc-shaped, and the left section of the guide plate is in a shape of small left and large right.

4. The hydraulic and hydroelectric engineering silt dam structure of claim 1, wherein: the front end of the guide plate is provided with a notch from front to back in sequence, and the width of the notch is 2-3 cm.

5. The hydraulic and hydroelectric engineering silt dam structure of claim 1, wherein: the upright posts of the flow guide devices sequentially arranged from top to bottom are connected through steel bars.

6. The hydraulic and hydroelectric engineering silt dam structure of claim 1, wherein: the flow guide device comprises a stand column and two flow guide plates, wherein the flow guide plates are provided with two grooves, and the two stand columns are respectively inserted into the two grooves.

7. The hydraulic and hydroelectric engineering silt dam structure of claim 1, wherein: the both sides of recess are the fillet setting.