CN220685983U - Spillway bottom plate foundation reinforced structure - Google Patents

Abstract

The utility model discloses a spillway floor foundation reinforcement structure, which relates to the technical field of spillway construction and includes a spillway floor. The upper surface of the spillway floor is covered with a flow guide reinforcement, and both sides of the flow guide reinforcement are connected with side wall guides. The diversion reinforcement is provided with a number of connectors. The diversion reinforcement passes through the spillway floor through the connectors and is connected to the rib beam grid provided at the bottom of the spillway floor. The rib beam grid is connected to the upper end of the vertically set pressure grouting pile. connected. The utility model can provide all-round protection by arranging diversion reinforcement components and side wall diversion parts; the diversion reinforcements are directly connected to the rib beam grid through the connector through the spillway bottom plate, which can reduce the impact of water flow on the diversion. The impact force transmitted to the spillway floor by the reinforcements reduces the load on the spillway floor, making the reinforced structure more stable and with stronger impact resistance. This solves the problem that the reinforcement structure in the prior art cannot reinforce and protect the bottom of the spillway.

Description

A kind of spillway floor foundation reinforcement structure

Technical field

The utility model relates to the technical field of spillway construction, in particular to a spillway bottom plate foundation reinforcement structure.

Background technique

The spillway is a type of water release structure. It is used to release floods that cannot be accommodated in the reservoir and to ensure the safety of the dam body. The spillway generally does not work often, but it is an important building in the reservoir hub. In the process of building the spillway It is necessary to install some reinforced structures on the spillway to avoid the collapse of the spillway caused by the impact of water flow as much as possible. At the same time, it is necessary to avoid the long-term impact of water flow on the spillway during overflow, causing damage to the spillway structure and falling off of the surface structure.

The Chinese utility model patent with publication number CN218027546U discloses a reservoir spillway reinforcement structure, which relates to the field of spillway construction. It includes a spillway body, and the spillway body includes a bottom plate and side walls fixed on both sides of the bottom plate. A plurality of reinforcing plates are provided on the side wall along the length extension direction of the side wall. The bottom of the reinforcing plate abuts the bottom plate, and there is a mounting plate on the reinforcing plate for fixing the reinforcing plate on the A fixed component is provided on the bottom plate, and a connecting component for connecting the reinforcing plate is also provided on the side wall. This application can reduce the impact of water flow on the side walls on both sides of the spillway, effectively strengthen the side walls on both sides of the spillway, and extend the service life of the spillway. In this application, the reinforcement plate is only connected to the side wall of the spillway through connecting components. When it is hit by water, the force is directly transmitted to the spillway, thereby increasing the burden on the spillway when it is hit by water. Moreover, the reinforcement structure can only strengthen the side wall of the spillway. protection, but cannot protect the bottom of the spillway, so the reinforcement structure has great limitations. Moreover, it is set in the form of a reinforced plate with a large thickness, which occupies the internal space of the spillway and affects the flow rate.

Utility model content

In view of the deficiencies in the above-mentioned background technology, the utility model proposes a spillway bottom plate foundation reinforcement structure, which solves the problem that the reinforcement structure in the prior art cannot reinforce and protect the bottom of the spillway.

The technical solution of the utility model is achieved as follows: a spillway bottom plate foundation reinforcement structure, including a spillway bottom plate, the upper surface of the spillway bottom plate is covered with a guide reinforcement piece, both sides of the guide reinforcement piece are connected with side wall guide pieces, a plurality of connecting pieces are arranged on the guide reinforcement piece, the guide reinforcement piece passes through the spillway bottom plate through the connecting pieces and is connected to a rib beam grid arranged at the bottom of the spillway bottom plate, and the rib beam grid is connected to the upper end of the vertically arranged pressure-cast pile.

Preferably, the flow guide reinforcement includes a bottom plate, on which a number of guide plates are fixedly connected, and the several guide plates are arranged in parallel along the length direction of the spillway bottom plate. The side wall guides are respectively hinged on both sides of the bottom plate, and the connectors Removable connection to base plate.

Furthermore, the guide plates include high guide plates and low guide plates, and the high guide plates and the low guide plates are alternately arranged on the bottom plate.

Preferably, a counterbore is provided on the bottom plate, the end of the connecting piece is inserted into the counterbore and locked with high-strength bolts, and a hole cover that covers the counterbore is threadedly connected or snapped onto the counterbore.

Further, the connector includes a connecting part, one end of the connecting part is set in the counterbore, the other end of the connecting part is connected to the connecting rod, the spillway bottom plate is provided with a through hole that allows the connecting part to pass through, and the lower end of the connecting rod is connected to the rib net. frame connected.

Preferably, the side wall guide includes a side plate, the side plate is hinged with the flow guide reinforcement, an ear seat is provided on the upper side of the side plate, and a through hole is provided on the ear seat. At least two ear sockets are provided on each side panel. The rib beam grid includes a number of upright columns fixedly connected to the spillway bottom plate and respectively located on both sides of the spillway bottom plate. The upright columns are connected by rib beams.

Preferably, the spillway floor, columns, rib beams, and pressure grouting piles are all provided with connected steel mesh frames, and the connectors are fixedly connected to the steel mesh frames in the rib beams or columns. The bottom of the pressure grouting pile is provided with a rotary spray expansion bottom.

The beneficial effects of the utility model are as follows: by providing a diversion reinforcement assembly and a side wall diversion piece, the spillway bottom plate and both sides of the spillway bottom plate can be protected in all directions; by providing a rib beam grid, the spillway bottom plate can be reinforced and supported, and by providing a pressurized pile, the rib beam grid can be supported, thereby improving the impact resistance, especially improving the horizontal impact resistance of the spillway bottom plate as a whole along the direction of the water flow. Finally, the diversion reinforcement piece is passed through the spillway bottom plate and directly connected to the rib beam grid through the connecting piece, which can reduce the impact force transmitted to the spillway bottom plate when the water flow impacts the diversion reinforcement piece, thereby reducing the load on the spillway bottom plate, making the reinforcement structure more stable as a whole and having a stronger ability to resist water flow impact. The problem that the reinforcement structure in the prior art cannot reinforce and protect the bottom of the spillway is solved.

Description of drawings

In order to explain the embodiments of the present utility model more clearly, the drawings needed to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without exerting creative efforts.

FIG1 is a schematic diagram of the three-dimensional structure of the utility model;

Figure 2 is a schematic structural diagram of the flow guide reinforcement and the side wall guide piece of the utility model;

Figure 3 is a schematic cross-sectional structural diagram of the connector of the present utility model;

Figure 4 is an enlarged schematic diagram of the cross-sectional structure of the connector of the present utility model;

Figure 5 is a schematic structural diagram of the rib beam grid of the present utility model.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

As shown in Figure 1, Embodiment 1, a spillway floor foundation reinforcement structure, includes a spillway floor 1, the upper surface of the spillway floor 1 is covered with a diversion reinforcement 2, and both sides of the diversion reinforcement 2 are connected with side wall guides. Flow member 3. In this embodiment, a flow diversion reinforcement assembly and a side wall flow guide are provided to provide all-round protection for the spillway bottom plate and the corners and side walls on both sides of the spillway bottom plate. The diversion reinforcement 2 is provided with a number of connectors 4. The diversion reinforcement 2 passes through the spillway floor 1 through the connectors 4 and is connected to the rib-beam grid 5 provided at the bottom of the spillway floor 1. The rib-beam grid 5 is connected to the rib-beam grid 5. The upper ends of vertically arranged pressure grouting piles 6 are connected. The rib-beam grid can be provided to reinforce and support the spillway floor. The pressure-grouting piles 6 can support the rib-beam grid and improve the impact resistance, especially the overall horizontal impact resistance of the spillway floor along the direction of water flow. .

In this embodiment, the foundation of the spillway floor can be protected in all directions. When in use, the diversion reinforcements pass through the spillway floor and are directly connected to the rib grid through the connector, thereby reducing the flow of water that impacts the diversion reinforcements and is transmitted to the spillway floor. The impact force is reduced, thereby reducing the load on the spillway floor, making the overall reinforced structure more stable and stronger in resisting water flow impact.

As shown in Figure 2, Embodiment 2 is based on Embodiment 1. The flow guide reinforcement 2 includes a bottom plate 7. A number of guide plates are fixedly connected to the bottom plate 7, and the several guide plates are along the length direction of the spillway bottom plate 1. Set up in parallel, setting up parallel deflectors can guide the water flow. The side wall guides 3 are respectively hinged on both sides of the bottom plate 7, and the connector 4 is detachably connected to the bottom plate 7. The detachable connection method can facilitate the installation of the guide reinforcements, and can also prevent corrosion and damage during long-term use. Replace the entire diversion reinforcement after long-term impact damage.

In this embodiment, several baffles arranged on the bottom plate include two types: high baffles 8 and low baffles 9 . The high baffles 8 and low baffles 9 are alternately arranged on the base plate 7 . The use of high and low deflectors arranged in parallel can divert more channels when the overflow volume is small, and divert fewer channels when the volume of water is large. By means of diversion, the impact of water flow on the side walls of the spillway can be reduced. impact of water flow.

In this embodiment, as a further solution, the side wall guide 3 includes side plates 16. The side plates 16 are respectively hinged on both sides of the bottom plate 7 of the guide reinforcement 2. The upper part of the side plate 16 is provided with ear seats 20. The ear seats 20 is provided with through holes. At least two ear sockets are provided on each side panel to form a stable connection. When in use, first fix the bottom plate part of the entire diversion reinforcement to the spillway bottom plate through the connector, then put expansion screws on the side walls of the spillway according to the positions of the ear seats on the side plates on both sides, and then connect the expansion screws with the ear seats. The through holes are connected to fix the upper end of the side plate. The side plate can protect the side wall of the spillway and reduce damage caused by impact on the side wall.

As shown in Figures 3 and 4, Embodiment 3 is based on Embodiment 2. A counterbore is provided on the bottom plate 7, and the end of the connector 4 is inserted into the counterbore and locked by high-strength bolts 11. A hole cover 12 that covers the countersunk hole is threadedly connected or clamped. In this embodiment, the hole cover is clamped on the counterbore, the side wall of the hole cover is provided with an annular protrusion, and the inner wall of the counterbore is provided with an annular groove that matches the annular protrusion. When the cover is closed, the annular protrusion Corresponding to the annular groove to achieve snap connection. Installing hole covers can protect high-strength bolts from corrosion. In this embodiment, the connector 4 includes a connecting portion 13. One end of the connecting portion 13 is located in a countersunk hole. The connecting portion 13 is provided with a threaded hole. High-strength bolts are threadedly connected to the threaded hole. The other end of the connecting portion 13 is connected to the connecting rod 14. For connection, the spillway bottom plate 1 is provided with a through hole for the connecting part 13 to pass through, and the connecting rod 14 is connected to the rib beam grid 5. As an optional solution, the lower end of the connecting part 13 is against the bottom of the base plate 7 , the threaded hole of the connecting part corresponds to the countersunk hole, and high-strength bolts pass through the countersunk hole to connect the base plate and the connecting part.

In this embodiment, by arranging connecting rods, the rib beam grid can be connected to the bottom plate via the connecting parts and high-strength bolts, thereby avoiding the phenomenon in the prior art that the reinforcement structure is attached to the spillway as a whole, thereby increasing the bearing burden of the spillway. At the same time, the rib beam grid is formed in the foundation below the spillway, and under the connection between it and the bottom plate of the spillway, the impact resistance of the spillway can be further improved.

As shown in Figure 5, in Embodiment 4, on the basis of Embodiment 3, the ribbed grid 5 includes a number of columns 19 fixedly connected to the spillway floor 1 and respectively provided on both sides of the spillway floor 1. There are passages between the columns 19. Rib beams 17 are connected. In this embodiment, two columns corresponding to the two sides of the spillway floor are connected by rib beams, and adjacent rib beams are connected by connecting beams to improve the stability of the structure. By setting upright columns, the spillway floor can be supported. At the same time, the rib beams are connected to pressure grouting piles. The pressure grouting piles are deeply inserted into the foundation, thereby providing vertical and horizontal support for the spillway bottom plate and improving impact resistance.

In this embodiment, the spillway floor 1, the columns 19, the rib beams 17, and the pressure grouting piles 6 are all provided with connected steel mesh frames, and the connecting rods 14 of the connectors are fixed to the rib beams 17 or the steel mesh frames in the columns 19. connect. In this embodiment, it is preferred that the lower end of the connecting rod 14 is welded and fixed to the steel mesh frame in the rib beam. In addition, in this embodiment, the pressure grouting pile 6 is formed by high-pressure jet spraying, and the bottom of the pressure grouting pile 6 is provided with a jet spraying and expanding bottom 18. By arranging the jet spraying and expanding bottom, the bearing capacity can be increased, and the vertical support force can also be increased. Reduce the risk of subsidence.

The above descriptions are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in within the protection scope of this utility model.

Claims (10)

1. The utility model provides a spillway bottom plate foundation stabilization structure which characterized in that: including spillway bottom plate (1), spillway bottom plate (1) upper surface is equipped with water conservancy diversion reinforcement (2), and water conservancy diversion reinforcement (2) both sides all are connected with lateral wall water conservancy diversion spare (3), are equipped with a plurality of connecting pieces (4) on water conservancy diversion reinforcement (2), and water conservancy diversion reinforcement (2) pass spillway bottom plate (1) and are connected with rib roof beam rack (5) that set up in spillway bottom plate (1) bottom through connecting piece (4), and rib roof beam rack (5) are connected with the pressure filling stake (6) upper end of vertical setting.

2. The spillway floor foundation stabilization structure of claim 1, wherein: the flow guide reinforcement (2) comprises a bottom plate (7), a plurality of flow guide plates are fixedly connected to the bottom plate (7), the flow guide plates are arranged in parallel along the length direction of the spillway bottom plate (1), the side wall flow guide members (3) are respectively hinged to two sides of the bottom plate (7), and the connecting members (4) are detachably connected with the bottom plate (7).

3. The spillway floor foundation stabilization structure of claim 2, wherein: the guide plates comprise a high guide plate (8) and a low guide plate (9), and the high guide plate (8) and the low guide plate (9) are alternately arranged on the bottom plate (7).

4. A spillway floor foundation stabilization structure of claim 3, wherein: the bottom plate (7) is provided with a counter bore, the end part of the connecting piece (4) is penetrated in the counter bore and locked by a high-strength bolt (11), and a hole cover (12) for covering the counter bore is connected with the counter bore in a threaded manner or is clamped in the counter bore.

5. The spillway floor foundation stabilization structure of claim 4, wherein: the connecting piece (4) comprises a connecting part (13), one end of the connecting part (13) is arranged in the counter bore, the other end of the connecting part (13) is connected with a connecting rod (14), a through hole which is used for the connecting part (13) to penetrate is formed in the spillway base plate (1), and the lower end of the connecting rod (14) is connected with the rib beam net frame (5).

6. The spillway floor foundation stabilization structure of claim 5, wherein: the side wall flow guide piece (3) comprises a side plate (16), the side plate (16) is hinged with the flow guide reinforcing piece (2), an ear seat (20) is arranged on the upper portion of the side plate (16), and a through hole is formed in the ear seat (20).

7. The spillway floor foundation stabilization structure of claim 6, wherein: at least two ear seats (20) are arranged on each side plate.

8. The spillway floor foundation stabilization structure of any one of claims 1-7, wherein: the rib beam net frame (5) comprises a plurality of upright posts (19) which are fixedly connected with the spillway base plate (1) and are respectively arranged at two sides of the spillway base plate (1), and the upright posts (19) are connected through rib beams (17).

9. The spillway floor foundation stabilization of claim 8, wherein: the flood spillway bottom plate (1), the upright posts (19), the rib beams (17) and the pressure irrigation piles (6) are internally provided with connected steel bar net racks, and the connecting pieces are fixedly connected with the steel bar net racks in the rib beams (17) or the upright posts (19).

10. The spillway floor foundation stabilization structure of claim 9, wherein: the bottom of the pressure grouting pile (6) is provided with a rotary spraying bottom expanding part (18).