Shrinkage and expansion prevention pile foundation full pile casing

Abstract

The utility model discloses an anti-shrinkage expansion pile foundation full protection cylinder, which belongs to the field of full protection cylinders, and comprises a cylinder body, a plurality of fork sticks and a plurality of bolts, a connecting block is arranged at the lower end of the cylinder body, the connecting block is in threaded connection with an upper plate and a lower plate through the bolts, and the upper plate and the lower plate are distributed up and down in an array mode. The connecting block is in threaded connection with a plurality of symmetrically-arranged threaded rods, limiting blocks are installed on the side walls of the threaded rods, the limiting blocks are rotationally connected with a Y supporting plate, the Y supporting plate is provided with a connecting plate through a fork rod, and the upper end of the connecting plate is provided with an annular protection plate through a fork rod. And meanwhile, the length of the Y supporting plate is conveniently adjusted through the threaded rod, so that the included angle between the ring protection plate and the Y supporting plate is conveniently adjusted through the connecting plate, the barrel is conveniently protected, and the device is simple in structure and convenient to use.

Description

Technical Field

[0001] The utility model relates to the field of full casing, and more specifically to a full casing for an anti-shrinkage and expansion pile foundation. Background Art

[0002] Anti-shrinkage and expansion pile foundations are mainly used in the elevated and bridge industries to facilitate stable support of bridges. When the pile foundation is poured, a full casing is generally required to protect the pile foundation. The existing full casing is generally sleeved on the pile foundation and then fixed again using other fixing mechanisms. Fixing the full casing with a fixing mechanism and then fixing the pile foundation with the full casing can easily reduce the protection efficiency of the full casing. For this reason, we proposed an anti-shrinkage and expansion pile foundation full casing. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a full casing for anti-shrinkage and expansion pile foundation, which is convenient for supporting the cylinder body through the upper plate and the lower plate, so as to facilitate maintaining the stability of the cylinder body, and at the same time, it is convenient to adjust the length of the Y support plate through the threaded rod, so as to facilitate the connecting plate to adjust the angle between the ring guard plate and the Y support plate, so as to facilitate the protection of the cylinder body, and the device has a simple structure and is easy to use.

[0005] 2. Technical solution

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] A full casing for an anti-shrinkage and expansion pile foundation comprises a cylinder body, a plurality of fork sticks and a plurality of bolts, a connecting block being installed at the lower end of the cylinder body, the connecting block being threadedly connected to an upper plate and a lower plate distributed in an upper and lower array by bolts, the connecting block being threadedly connected to a plurality of symmetrically arranged threaded rods, a limiting block being installed on the side wall of the threaded rod, the limiting block being rotatably connected to a Y-support plate, the Y-support plate being installed with a connecting plate by a fork stick, and a ring guard plate being installed at the upper end of the connecting plate by a fork stick.

[0008] Furthermore, four groups of limit blocks are installed on the side wall of the ring guard plate, and docking holes are opened on the upper ends of the limit blocks, connecting plates and Y support plates. The fork sticks are inserted into the docking holes to facilitate the connecting plates to connect the ring guard plate and the Y support plate, thereby facilitating the maintenance of the stability of the ring guard plate.

[0009] Furthermore, the facing side walls of the upper plate and the connecting block are provided with installation grooves, the connecting block is adapted to the installation grooves, the side walls of the connecting block, the upper plate and the lower plate are provided with threaded holes, and the side walls of the bolts and the inner walls of the threaded holes are provided with matching threads, so that the upper plate and the lower plate can support the cylinder through the connecting block to maintain the stability of the cylinder.

[0010] Furthermore, the connecting block is provided with an auxiliary groove, and the auxiliary groove and the side wall of the threaded rod are provided with matching threads, so as to facilitate adjustment of the length of the threaded rod extending outside the connecting block, thereby facilitating the threaded rod to adjust the position of the Y support plate through the limit block.

[0011] Furthermore, a limiting hole is provided at the lower end of the Y support plate, the limiting block is rotatably connected to the limiting hole, an embedding groove is provided at the upper end of the Y support plate, the connecting plate is adapted to the embedding groove, the square tube threaded rod pushes the Y support plate to move through the limiting block, and facilitates the connection plate to be set in the embedding groove.

[0012] 3. Beneficial effects

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] (1) The utility model facilitates supporting the cylinder body through the upper plate and the lower plate, thereby facilitating maintaining the stability of the cylinder body, and conveniently adjusting the length of the Y support plate through the threaded rod, thereby facilitating the connecting plate to adjust the angle between the ring guard plate and the Y support plate, thereby facilitating protecting the cylinder body, and the device has a simple structure and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural sectional view of the utility model;

[0016] Figure 2 It is a top view of the structure of the utility model;

[0017] Figure 3 It is a structural side view of the utility model.

[0018] Description of the numbers in the figure:

[0019] 1. Cylinder; 2. Connecting block; 3. Upper plate; 4. Lower plate; 5. Bolts; 6. Ring guard plate; 7. Fork stick; 8. Connecting plate; 9. Threaded rod; 10. Limit block; 11. Y support plate. DETAILED DESCRIPTION

[0020] The following will combine 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 the embodiments. All other embodiments obtained by ordinary technicians in this field without creative work based on the embodiments in the utility model belong to the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0023] Example 1: Please refer to Figure 1 , Figure 2 and Figure 3 A full casing for an anti-shrinkage and expansion pile foundation comprises a cylinder body 1, a plurality of fork sticks 7 and a plurality of bolts 5. A connecting block 2 is installed at the lower end of the cylinder body 1. The connecting block 2 is threadedly connected to an upper plate 3 and a lower plate 4 distributed in an upper and lower array through bolts 5. The connecting block 2 is threadedly connected to a plurality of symmetrically arranged threaded rods 9. A limit block 10 is installed on the side wall of the threaded rod 9. The limit block 10 is rotatably connected to a Y support plate 11. The Y support plate 11 is installed with a connecting plate 8 through the fork stick 7. A ring guard plate 6 is installed at the upper end of the connecting plate 8 through the fork stick 7.

[0024] Four sets of limit blocks are installed on the side wall of the ring guard plate 6. The upper ends of the limit blocks, connecting plates 8 and Y support plates 11 are all provided with docking holes. The fork stick 7 is inserted into the docking holes to facilitate the connecting plate 8 to connect the ring guard plate 6 and the Y support plate 11, thereby facilitating the maintenance of the stability of the ring guard plate 6.

[0025] The upper plate 3 and the connecting block 2 have mounting grooves on their facing side walls, the connecting block 2 is matched with the mounting grooves, the connecting block 2, the upper plate 3 and the lower plate 4 have threaded holes on their side walls, and the side walls of the bolts 5 and the inner walls of the threaded holes are matched with threads, so that the upper plate 3 and the lower plate 4 can support the cylinder 1 through the connecting block 2 and keep the cylinder 1 stable.

[0026] The connecting block 2 is provided with an auxiliary groove, and the auxiliary groove and the side wall of the threaded rod 9 are provided with matching threads, which facilitates the adjustment of the length of the threaded rod 9 extending outside the connecting block 2, thereby facilitating the threaded rod 9 to adjust the position of the Y support plate 11 through the limit block 10.

[0027] A limiting hole is provided at the lower end of the Y support plate 11, and the limiting block 10 is rotatably connected to the limiting hole. An embedding groove is provided at the upper end of the Y support plate 11, and the connecting plate 8 is adapted to the embedding groove. The square tube threaded rod 9 pushes the Y support plate 11 to move through the limiting block 10, and facilitates the connection plate 8 to be set in the embedding groove.

[0028] When in use, a technician in this field will sleeve the cylinder 1 on the pile foundation, and then use the bolt 5 to threadably connect the connecting block 2, the upper plate 3 and the lower plate 4, so that the upper plate 3 and the lower plate 4 can support the cylinder 1 through the connecting block 2, and then the threaded rod 9 is spirally rotated to facilitate the adjustment of the length of the threaded rod 9, and then the threaded rod 9 can adjust the orientation of the Y support plate 11 through the limit block 10, and then the connecting plate 8 is used to be inserted into the ring guard plate 6 and the Y support plate 11 through the fork stick 7, so that the Y support plate 11 can support the ring guard plate 6 through the connecting plate 8 to maintain the stability of the cylinder 1. The utility model facilitates the support of the cylinder 1 through the upper plate 3 and the lower plate 4, so that it is convenient to maintain the stability of the cylinder 1, and at the same time, it is convenient to adjust the length of the Y support plate 11 through the threaded rod 9, so that the connecting plate 8 can adjust the angle between the ring guard plate 6 and the Y support plate 11, so as to facilitate the protection of the cylinder 1, and the device has a simple structure and is easy to use.

[0029] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited to it. Any technician familiar with the technical field within the technical scope disclosed by the utility model and any equivalent replacement or change based on the technical solution and improved concept of the utility model shall be included in the protection scope of the utility model.

Claims

1. A full casing for an anti-shrinkage and expansion pile foundation, comprising a casing (1), a plurality of forks (7) and a plurality of bolts (5), characterized in that: A connecting block (2) is installed at the lower end of the cylinder (1), and the connecting block (2) is threadedly connected to an upper plate (3) and a lower plate (4) arranged in an upper and lower array through bolts (5), and the connecting block (2) is threadedly connected to a plurality of symmetrically arranged threaded rods (9), and a limit block (10) is installed on the side wall of the threaded rod (9), and the limit block (10) is rotatably connected to a Y-support plate (11), and the Y-support plate (11) is installed with a connecting plate (8) through a fork stick (7), and a ring guard plate (6) is installed at the upper end of the connecting plate (8) through the fork stick (7).

2. The anti-shrinkage and expansion pile foundation full casing according to claim 1, characterized in that: Four groups of limit blocks are installed on the side wall of the ring guard plate (6); the upper ends of the limit blocks, the connecting plate (8) and the Y support plate (11) are all provided with docking holes, and the fork stick (7) is inserted into the docking holes.

3. The anti-shrinkage and expansion pile foundation full casing according to claim 1, characterized in that: The upper plate (3) and the connecting block (2) have facing side walls with mounting grooves, the connecting block (2) is matched with the mounting grooves, the connecting block (2), the upper plate (3) and the lower plate (4) have side walls with threaded holes, and the side walls of the bolts (5) and the inner walls of the threaded holes are provided with matching threads.

4. The anti-shrinkage and expansion pile foundation full casing according to claim 1, characterized in that: The connecting block (2) is provided with an auxiliary groove, and the auxiliary groove and the side wall of the threaded rod (9) are provided with matching threads.

5. The anti-shrinkage and expansion pile foundation full casing according to claim 1, characterized in that: A limiting hole is provided at the lower end of the Y-support plate (11), the limiting block (10) is rotatably connected to the limiting hole, an embedding groove is provided at the upper end of the Y-support plate (11), and the connecting plate (8) is adapted to the embedding groove.

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