Float blocking and pier arranging structure combined with existing building

Abstract

The utility model provides a floating debris blocking and row pier structure combined with an existing building. The floating debris blocking and row pier structure comprises a floating debris blocking and row pier concrete structure and connecting reinforcing ribs. A float blocking and pier arranging concrete structure is arranged on the side, facing a river, of an existing building on the bank, and the face, right facing a building foundation structure, of a lower concrete structure is dabbed and connected with the building foundation structure in a pouring mode through connecting reinforcing ribs to form a whole. The floating debris blocking and pier arranging concrete structure is combined with the adjacent existing building, and the building foundation structure adjacent to the existing building and the foundation of the floating debris blocking and pier arranging concrete structure are poured and connected into a whole, so that the advantage that the building foundation structure adjacent to the existing building supports the floating debris blocking and pier arranging structure at the same time is achieved. It is guaranteed that the floating debris blocking row pier structure is stable, the stress meets the standard requirement, the usage amount of concrete materials and the structural size of the floating debris blocking row pier structure are reduced, and the construction cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of water conservancy and hydropower engineering, and specifically relates to a floating barrier and row pier structure combined with an existing building. Background Art

[0002] In order to prevent floating objects such as garbage in the river from drifting into the turbines of the hydropower station, a floating barrier is often arranged at the front edge of the water inlet of the power station, and the two ends of the floating barrier are fixed with a floating barrier concrete structure. At present, the floating barrier structure is often set up independently on the shore. In order to ensure the stability of the floating barrier structure and the stress meets the requirements of the specification, a large amount of concrete material needs to be cast to obtain the floating barrier structure. The floating barrier structure is large in size and has high construction cost. Utility Model Content

[0003] In view of the defects in the prior art, the utility model provides a floating barrier structure combined with existing buildings, which can effectively solve the above problems.

[0004] The technical solution adopted by the utility model is as follows:

[0005] The utility model provides a floating barrier structure combined with an existing building, comprising a floating barrier concrete structure (1) and connecting reinforcement ribs (5);

[0006] The floating barrier concrete structure (1) is arranged on the side of an existing building (4) on the bank facing the river, wherein the existing building (4) on the bank comprises a building body (4-1) and a building foundation structure (4-2) located below the building body (4-1); the bottom surface of the floating barrier concrete structure (1) is flush with the bottom surface of the building foundation structure (4-2), and the top surface of the floating barrier concrete structure (1) is higher than the top surface of the building body (4-1); the floating barrier concrete structure (1) comprises a plurality of vertical support members of the same height as the building foundation structure (4-2). A lower concrete structure (1-1), a middle concrete structure (1-2) of the same height as the building body (4-1), and an upper concrete structure (1-3) higher than the building body (4-1); the lower concrete structure (1-1) is roughened on a side facing the building foundation structure (4-2), and is cast-connected to the building foundation structure (4-2) through the connection reinforcement ribs (5) to form a whole; a structural joint (6) is provided between the middle concrete structure (1-2) and the building body (4-1), and an elastic material is arranged in the structural joint (6).

[0007] Preferably, the floating interception and drainage pier concrete structure (1) is provided with a floating interception and drainage guide channel (3) on the side facing the river.

[0008] Preferably, the floating barrier concrete structure (1) is provided with a plurality of anchor rods (2); one end of the anchor rod (2) is connected and fixed to the floating barrier concrete structure (1); and the other end of the anchor rod (2) is anchored into a stable foundation.

[0009] Preferably, the bottom of the foundation of the floating barrier concrete structure (1) is located on a reliable foundation, and the top elevation is higher than the normal water storage level.

[0010] Preferably, the cross-section of the concrete structure of the floating barrier pier (1) is a trapezoid, the side close to the existing building (4) on the shore is the lower base (1-4) of the trapezoid, the side opposite to the lower base is the upper base (1-5) of the trapezoid, the floating barrier pier side is the hypotenuse (1-6), and the side opposite to the hypotenuse is a straight side (1-7) perpendicular to the existing building (4) on the shore.

[0011] Preferably, the existing shore building (4) is a fishway.

[0012] The utility model provides a floating barrier structure combined with an existing building, which has the following advantages:

[0013] The utility model provides a floating barrier pier structure combined with an existing building, the floating barrier pier concrete structure is combined with the adjacent existing building, the building foundation structure of the adjacent existing building and the foundation pouring connection of the floating barrier pier concrete structure to form a whole, thereby achieving the advantage that the building foundation structure of the adjacent existing building simultaneously supports the floating barrier pier structure, which not only ensures that the floating barrier pier structure is stable and the stress meets the requirements of the specifications, but also reduces the concrete material usage and structural volume of the floating barrier pier structure, thereby reducing the construction cost; in addition, a structural joint is arranged between the floating barrier pier concrete structure and the main body of the adjacent existing building, thereby not affecting the normal use and structural safety of the adjacent existing building. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic top view of a floating barrier structure combined with an existing building provided by the utility model;

[0015] Figure 2 for Figure 1 Section along AA;

[0016] Figure 3 for Figure 2 Schematic diagram after adding detailed markings;

[0017] Figure 4 for Figure 1 Section along BB. DETAILED DESCRIPTION

[0018] The following is a clear and complete description in conjunction with the embodiments. A person skilled in the art will be able to implement the embodiments of the utility model provided in this specification based on these descriptions. Before describing the embodiments of the utility model provided in this specification, it should be particularly pointed out that:

[0019] The technical solutions and technical features provided in each part of the embodiments of the utility model provided in this specification, including the following description, can be combined with each other if there is no conflict.

[0020] In addition, the embodiments of the utility model provided in this specification involved in the following description are generally only a partial embodiment of the utility model provided in this specification rather than all the embodiments. Therefore, based on the embodiments of the utility model provided in this specification, all other embodiments obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of the embodiments of the utility model provided in this specification.

[0021] Regarding the terms and units in the embodiments of the utility model provided in this specification: The terms "including", "comprising", "having" and any variations thereof in the description and claims of the embodiments of the utility model provided in this specification and related parts are intended to cover non-exclusive inclusions. In addition, other relevant terms and units in the embodiments of the utility model provided in this specification can be reasonably interpreted based on the relevant contents of the embodiments of the utility model provided in this specification.

[0022] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments:

[0023] The utility model provides a floating barrier pier structure combined with an existing building, the floating barrier pier concrete structure is combined with the adjacent existing building, the building foundation structure of the adjacent existing building and the foundation pouring connection of the floating barrier pier concrete structure to form a whole, thereby achieving the advantage that the building foundation structure of the adjacent existing building simultaneously supports the floating barrier pier structure, which not only ensures that the floating barrier pier structure is stable and the stress meets the requirements of the specifications, but also reduces the concrete material usage and structural volume of the floating barrier pier structure, thereby reducing the construction cost; in addition, a structural joint is arranged between the floating barrier pier concrete structure and the main body of the adjacent existing building, thereby not affecting the normal use and structural safety of the adjacent existing building.

[0024] See also Figures 1 to 4 The utility model provides a floating barrier structure combined with an existing building, including a floating barrier concrete structure 1 and a connecting reinforcement rib 5;

[0025] A floating barrier concrete structure 1 is arranged on the river-facing side of an existing building 4 on the shore, and the existing building 4 on the shore comprises a building body 4-1 and a building foundation structure 4-2 located below the building body 4-1; the bottom surface of the floating barrier concrete structure 1 is flush with the bottom surface of the building foundation structure 4-2, and the top surface of the floating barrier concrete structure 1 is higher than the top surface of the building body 4-1; the floating barrier concrete structure 1 comprises a lower concrete structure 1-1 having the same height as the building foundation structure 4-2, a middle concrete structure 1-2 having the same height as the building body 4-1, and an upper concrete structure 1-3 higher than the building body 4-1; the lower concrete structure 1-1 is roughened on a side facing the building foundation structure 4-2, and is cast-connected to the building foundation structure 4-2 by connecting reinforcing ribs 5 to form a whole; a structural joint 6 is provided between the middle concrete structure 1-2 and the building body 4-1, and an elastic material, such as a 2 cm thick closed-cell foam board, is arranged in the structural joint 6.

[0026] The concrete structure 1 of the floating pier is provided with multiple anchor rods 2; one end of the anchor rod 2 is connected and fixed to the concrete structure 1 of the floating pier; the other end of the anchor rod 2 is anchored in a stable foundation. The position, quantity and length of the anchor rod 2 are determined according to the concrete structure 1 of the floating pier. The anchor rod 2 is determined according to the anti-overturning stability and base stress calculation of the concrete structure 1 of the floating pier. For example, the anchor rod 2 can be 4 bundles of 1000KN unbonded prestressed anchor cables, arranged at intervals of 25m\30m.

[0027] The floating barrier concrete structure 1 is provided with a floating barrier guide groove 3 on the side facing the river. The floating barrier guide groove 3 is used for slidingly installing a pulley at one end of the floating barrier. The bottom of the foundation of the floating barrier concrete structure 1 is located on a reliable foundation, such as a weakly weathered rock mass, and the top elevation is higher than the normal water storage level. For example, the normal water storage level is 243.00m, and the top elevation of the floating barrier concrete structure 1 is 247.00m.

[0028] See also Figure 1 The cross section of the floating barrier concrete structure 1 is a trapezoid, the side close to the existing building 4 on the shore is the lower base 1-4 of the trapezoid, the side opposite to the lower base is the upper base 1-5 of the trapezoid, the floating barrier side is the oblique side 1-6, and the side opposite to the oblique side is the straight side 1-7 perpendicular to the existing building 4 on the shore. The trapezoidal structure has the advantages of convenient construction and stable concrete structure 1 of floating barrier.

[0029] In the present application, the existing building 4 on the shore can be a fishway.

[0030] The utility model provides a floating barrier and drainage pier structure combined with an existing building, which has the advantages of simple structure, no influence on the normal use of adjacent existing buildings and structural safety, and is a floating barrier and drainage concrete structure very suitable for adjacent existing buildings.

[0031] An embodiment is described below:

[0032] In a large hydropower station project, the main hub buildings consist of concrete dams and riverbed powerhouses. The flood standard for normal use of the permanent hydraulic structures of the power station is a flood that returns once every 100 years, and the reservoir water level is 240.25m; the flood standard for emergency use is a flood that returns once every 1,000 years, and the reservoir water level is 243.28m. The normal water level of the reservoir is 241.0m, and the dead water level is 239.0m; the geological lithology of the power station is phyllite.

[0033] A floating barrier is arranged in front of the water inlet of the riverbed powerhouse. The floating barrier adopts a pontoon structure with a length of about 219.00m. The fish passage facility adopts a vertical seam fishway with a length of about 1.3km and is arranged on the left bank of the power station. According to the construction progress requirements, the fishway is constructed first and then the floating barrier pier is constructed. The floating barrier structure of this application is used and arranged in combination with the fishway, which will not affect the safety and operation of the adjacent fishway on the left bank.

[0034] The practice of the project shows that the structural type described in the utility model not only meets the requirements of structural safety and normal use function, but also has a simple structure and good economy, and has a good reference role in the related design of other similar projects.

[0035] The utility model provides a floating barrier pier structure combined with an existing building, wherein the floating barrier pier concrete structure is arranged parallel to the existing building; anchor rods are arranged on the plane where the guide groove is located and perpendicular to the guide groove surface. The utility model provides a floating barrier pier concrete structure permanently combined with an existing building, which has a simple structure, does not affect the normal use and structural safety of the adjacent existing buildings, and can ensure that the floating barrier pier structure is stable and the stress meets the specification requirements, so that the floating barrier pier is reasonably combined with the adjacent buildings. It is a floating barrier pier concrete structure that is very suitable for adjacent existing buildings. The utility model is suitable for water conservancy and hydropower projects.

[0036] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. A floating barrier structure combined with an existing building, characterized in that: It comprises a floating barrier concrete structure (1) and connecting reinforcement bars (5); The floating barrier concrete structure (1) is arranged on the side of the existing building (4) on the bank facing the river, and the existing building (4) on the bank comprises a building body (4-1) and a building foundation structure (4-2) located below the building body (4-1); the bottom surface of the floating barrier concrete structure (1) is flush with the bottom surface of the building foundation structure (4-2), and the top surface of the floating barrier concrete structure (1) is higher than the top surface of the building body (4-1); the floating barrier concrete structure (1) comprises a lower concrete structure (1-1) of the same height as the building foundation structure (4-2), a middle concrete structure (1-2) of the same height as the building body (4-1), and an upper concrete structure (1-3) higher than the building body (4-1); the lower concrete structure (1-1) is roughened on a side facing the building foundation structure (4-2), and is cast-connected to the building foundation structure (4-2) through the connection reinforcement ribs (5) to form a whole; A structural joint (6) is provided between the middle concrete structure (1-2) and the building main body (4-1), and elastic material is arranged in the structural joint (6).

2. The floating barrier structure combined with an existing building according to claim 1, characterized in that: The floating interception and drainage pier concrete structure (1) is provided with a floating interception and drainage guide channel (3) on the side facing the river.

3. The floating barrier structure combined with an existing building according to claim 1, characterized in that: The floating barrier concrete structure (1) is provided with a plurality of anchor rods (2); one end of the anchor rod (2) is connected and fixed to the floating barrier concrete structure (1); and the other end of the anchor rod (2) is anchored into a stable foundation.

4. The floating barrier structure combined with an existing building according to claim 1, characterized in that: The bottom of the foundation of the floating barrier concrete structure (1) is located on a reliable foundation, and the top elevation is higher than the normal water storage level.

5. The floating barrier structure combined with an existing building according to claim 1, characterized in that: The cross section of the concrete structure of the floating barrier pier (1) is a trapezoid, the side close to the existing building (4) on the shore is the lower base (1-4) of the trapezoid, the side opposite to the lower base is the upper base (1-5) of the trapezoid, the floating barrier pier side is the hypotenuse (1-6), and the side opposite to the hypotenuse is a straight side (1-7) perpendicular to the existing building (4) on the shore.

6. The floating barrier structure combined with an existing building according to claim 1, characterized in that: The existing building (4) on the shore is a fishway.

Images