Concrete unit connector for plastic grating reinforced soil retaining wall

Abstract

The utility model discloses a concrete unit connector for a plastic grating reinforced soil retaining wall, and belongs to the field of concrete unit connectors. The concrete unit connector for the plastic grating reinforced soil retaining wall comprises a mounting plate, fixing blocks symmetrically arranged on the mounting plate and clamping plates located at one ends of the fixing blocks. The mounting plate comprises a first end and a second end, wherein the first end and the fixing block are jointly preset in the concrete unit, and the second end is located at one end of the first end. The concrete unit connector for the plastic grating reinforced soil retaining wall is simple in structure and convenient to use, the fixing blocks and the clamping plates are arranged, the mounting openings in the fixing blocks can be directly connected with steel bars in a concrete unit, it is ensured that the connector is more stable during use, and the use effect is better. And a bayonet in a clamping plate is matched with a limiting mechanism for use, so that the fixed plastic grating can be further limited, and the plastic grating is prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete unit connectors, in particular to a concrete unit connector used for a plastic grid reinforced earth retaining wall. Background Art

[0002] Plastic grid reinforced soil retaining wall is a soil retention structure used in land engineering and civil engineering. It is usually used to control soil erosion, prevent landslides and protect land structures such as roads and river embankments from erosion and damage.

[0003] Plastic grille is one of the main components of retaining walls. It is usually made of materials such as high-density polyethylene (HDPE). This grille has certain flexibility and strength, can effectively resist soil pressure and erosion, and has a long service life. In order to enhance the stability and bearing capacity of the retaining wall, a reinforcement structure is usually set inside or outside the plastic grille. These reinforcement structures can be metal materials, such as steel bars or wire mesh.

[0004] However, the above-mentioned concrete unit connectors usually include steel bars, steel plates or other forms. During installation, the connector needs to be inserted into the concrete and ensured to be fixed, and then the geogrid is connected and fixed to the connector. The geogrid is usually fixed to the connector in the form of plug-in, which is easy to loosen during use, thereby affecting the stability of the geogrid.

[0005] Therefore, the utility model provides a concrete unit connector for a plastic grid reinforced earth retaining wall to solve the above problems. Utility Model Content

[0006] 1. Technical issues to be solved

[0007] The utility model provides a concrete unit connector for a plastic grid reinforced earth retaining wall, aiming to solve the problems of unstable connection between the existing connector and the geogrid proposed in the background technology.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete unit connector for a plastic grid reinforced earth retaining wall, in order to solve the problem of using the connector, comprises a mounting plate, a fixing block symmetrically arranged on the mounting plate, and a clamping plate located at one end of the fixing block;

[0010] The mounting plate comprises a first end which is preset in the concrete unit together with the fixing block and a second end located at the first end, the second end cooperates with the clamping plate to form a clamping groove for clamping on the plastic grille, and a limiting mechanism is arranged in the clamping groove;

[0011] The limiting mechanism includes a fixing portion arranged on the second end and an elastic portion fixedly installed on the fixing portion away from the second end. The plastic grille can be fixed by the clamping groove formed between the clamping plate and the mounting plate, ensuring that the plastic grille is more stable during installation.

[0012] Preferably, in order to solve the problem of fixing the elastic part, a bayonet adapted to the elastic part is provided at one end of the clamping plate away from the fixing block, and the end of the elastic part away from the fixing part can be clamped and limited by the bayonet.

[0013] Preferably, in order to solve the connection problem between the connector and the concrete unit, a mounting opening is provided on the inclined surface at a point perpendicular to the fixing block and the mounting plate, through which the fixing block can be mounted on the steel bars in the concrete unit, thus ensuring stable use after installation.

[0014] Preferably, in order to solve the production cost problem of the mounting plate, a first opening is provided on the second end, and a second opening is provided on the first end. The first opening and the second opening can reduce the amount of material used in the production of the mounting plate, and other mechanisms can be provided between the first opening and the second opening to further fix the plastic grille.

[0015] Preferably, in order to solve the problem of stability in geogrid installation, a plurality of evenly distributed convex humps are provided on a side of the clamping plate opposite to the mounting plate, and the convex humps can increase the friction between the plastic grid and the connector.

[0016] (III) Beneficial effects

[0017] The concrete unit connector for the plastic grid reinforced earth retaining wall has a simple structure and is easy to use. By arranging a fixing block and a clamping plate, the mounting opening on the fixing block can be directly connected to the steel bars in the concrete unit, thereby ensuring that the connector is more stable when used. The bayonet on the clamping plate cooperates with the limiting mechanism to further limit the fixed plastic grid, thereby preventing the plastic grid from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The figure is a schematic diagram of the overall structure of a concrete unit connector for a plastic grid reinforced earth retaining wall;

[0019] Figure 2 It is a partial cross-sectional structural schematic diagram of a concrete unit connector used for a plastic grid reinforced earth retaining wall;

[0020] Figure 3 The diagram is a front view of a concrete unit connector for a plastic grid reinforced earth retaining wall.

[0021] In the figure: 1, mounting plate; 11, first end; 12, second end; 13, first opening; 14, second opening; 15, limiting mechanism; 151, fixing part; 152, elastic part; 2, fixing block; 21, mounting opening; 3, clamping plate; 31, bayonet; 32, convex bump. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides a concrete unit connector for a plastic grid reinforced earth retaining wall, such as Figure 1-3 As shown, the concrete unit connector comprises a mounting plate 1, a fixing block 2 symmetrically arranged on the mounting plate 1, and a clamping plate 3 located at one end of the fixing block 2;

[0024] The mounting plate 1 comprises a first end 11 which is preset in the concrete unit together with the fixing block 2, and a second end 12 which is located at one end of the first end 11, wherein the second end 12 cooperates with the clamping plate 3 to form a clamping groove for clamping on the plastic grille, and a limiting mechanism 15 is arranged in the clamping groove;

[0025] The limiting mechanism 15 includes a fixing portion 151 disposed on the second end 12 and an elastic portion 152 fixedly mounted on the fixing portion 151 away from the second end 12 .

[0026] When in use, one end of the fixing block 2 on the mounting plate 1 can be placed in the concrete unit and poured with concrete, and then the plastic grille can be clamped in the clamping groove between the clamping plate 3 and the mounting plate 1 to achieve the installation and fixation of the plastic grille. During the installation of the plastic grille, the elastic part 152 can be bent so that the plastic grille can enter the clamping groove. After the plastic grille enters the clamping groove, the elastic part 152 can be reset under the action of the elastic force.

[0027] Furthermore, a bayonet 31 adapted to the elastic portion 152 is formed at one end of the clamping plate 3 away from the fixing block 2 ; and one end of the elastic portion 152 away from the fixing portion 151 can be engaged in the bayonet 31 .

[0028] Furthermore, a mounting opening 21 is provided on the inclined surface at a point perpendicular to the fixing block 2 and the mounting plate 1; when the connector is connected to the concrete unit, the mounting opening 21 on the fixing block 2 can be fitted onto the steel bars in the concrete unit, and then the concrete unit can be poured.

[0029] Furthermore, a first opening 13 is formed on the second end 12 , and a second opening 14 is formed on the first end 11 . The first opening 13 and the second opening 14 reduce the production cost of the mounting plate 1 and facilitate the installation operation of the mounting plate 1 .

[0030] Furthermore, a plurality of evenly distributed convex bumps 32 are provided on a side of the clamping plate 3 opposite to the mounting plate 1; the convex bumps 32 can increase the friction between the clamping plate 3 and the plastic grid.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A concrete unit connector for a plastic grid reinforced earth retaining wall, characterized in that: It comprises a mounting plate (1), a fixing block (2) symmetrically arranged on the mounting plate (1), and a clamping plate (3) located at one end of the fixing block (2); The mounting plate (1) comprises a first end (11) which is preset in the concrete unit together with the fixing block (2) and a second end (12) located at one end of the first end (11); the second end (12) cooperates with the clamping plate (3) to form a clamping groove for clamping on the plastic grille, and a limiting mechanism (15) is arranged in the clamping groove; The limiting mechanism (15) comprises a fixing portion (151) arranged on the second end (12) and an elastic portion (152) fixedly mounted on the fixing portion (151) away from the second end (12).

2. The concrete unit connector for plastic grid reinforced earth retaining wall according to claim 1, characterized in that: One end of the clamping plate (3) away from the fixing block (2) is provided with a snap-in socket (31) adapted to the elastic portion (152).

3. The concrete unit connector for plastic grid reinforced earth retaining wall according to claim 1, characterized in that: A mounting opening (21) is provided on the inclined surface at a position perpendicular to the fixing block (2) and the mounting plate (1).

4. The concrete unit connector for plastic grid reinforced earth retaining wall according to claim 1, characterized in that: The second end (12) is provided with a first opening (13), and the first end (11) is provided with a second opening (14).

5. The concrete unit connector for plastic grid reinforced earth retaining wall according to claim 1, characterized in that: A plurality of evenly distributed convex hulls (32) are provided on a surface of the clamping plate (3) opposite to the mounting plate (1).

Images