High-toughness anti-collapse PHC concrete pipe pile

Abstract

The utility model discloses a high-toughness anti-sloughing PHC concrete pipe pile which comprises a concrete pipe column body used for installation, a first steel bar fixedly installed in the concrete pipe column body and a supporting frame arranged in the concrete pipe column body. The outer side of the first steel bar is connected with the first steel wire, the outer side of the first steel wire is provided with a second steel bar, the outer side of the second steel bar is connected with a second steel wire, first connecting columns are installed at the upper ends of the first steel bar and the second steel bar, and second connecting columns are installed at the lower ends of the first steel bar and the second steel bar; and a fixed bolt is fixed at the upper end of the first connecting column. According to the high-toughness anti-collapse PHC concrete pipe pile, the toughness of a concrete pipe column is conveniently enhanced during production, the subsequent collapse phenomenon is prevented, rapid splicing of the concrete pipe column is conveniently achieved, the position of a clamping device is conveniently fixed, and the loosening phenomenon is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of PHC concrete pipe piles, in particular to a PHC concrete pipe pile with high toughness and anti-collapse property. Background Technique

[0002] Concrete pipes are pipes made of concrete or reinforced concrete. At present, when installing deep foundations, multiple pipes of this strength PHC concrete need to be connected, resulting in pressure from the foundation soil on the connection of the pipes, reducing the stability of the foundation after the pipes are installed. At the same time, the pipe columns also collapse due to insufficient toughness. Therefore, a PHC concrete pipe column with high toughness and anti-collapse property is designed.

[0003] A high-strength concrete pipe pile provided by the publication number CN 214401752 U relates to the technical field of pipe piles. It includes an upper pipe pile, and a fixed protection block is arranged at the top of the upper pipe pile. A connecting steel bar is fixedly connected to the bottom of the fixed protection block. Connecting steel bars and supporting steel bars are arranged inside the high-strength concrete pipe pile. The two triangular connecting steel bars improve the strength of the pipe pile. A steel bar limit block is arranged on the lower pipe pile, and a matching first fixed groove is arranged on the upper pipe pile, so that there is no gap after the pipe piles are connected and the position of the connection will not change due to the pressure of the foundation soil. Under the action of the connecting block, the upper pipe pile fits on the lower pipe pile, so that there is no gap at the connection and the foundation soil cannot squeeze the inside of the connection, solving the problem that when the current high-strength concrete pipe piles are installed facing deep foundations, multiple pipe piles need to be connected, resulting in pressure from the foundation soil on the connection of the pipe piles and reducing the stability of the foundation after the pipe piles are installed.

[0004] The above existing technical solutions have the following defects: it is not convenient to strengthen the toughness of the concrete pipe column during production, it is impossible to prevent subsequent collapse phenomena, it is not convenient to achieve rapid splicing of the concrete pipe column, it is not convenient to fix the position of the clamping device, and it is impossible to avoid loosening phenomena. Therefore, the utility model provides a PHC concrete pipe pile with high toughness and anti-collapse property to solve the above-mentioned problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a PHC concrete pipe pile with high toughness and anti-collapse property to solve the problems in the above background technique that it is not convenient to strengthen the toughness of the concrete pipe column during production, it is impossible to prevent subsequent collapse phenomena, it is not convenient to achieve rapid splicing of the concrete pipe column, it is not convenient to fix the position of the clamping device, and it is impossible to avoid loosening phenomena.

[0006] To achieve the above object, the present utility model provides the following technical solutions: A PHC concrete pipe pile with high toughness and anti-collapse, comprising: a concrete pipe column body for installation, a first steel bar fixedly installed inside the concrete pipe column body, and a support frame arranged inside the concrete pipe column body;

[0007] It further includes: a first steel wire, the outer side of the first steel bar is connected with the first steel wire, and the outer side of the first steel wire is provided with a second steel bar, and the outer side of the second steel bar is connected with a second steel wire. The upper ends of the first steel bar and the second steel bar are installed with a first connecting column, and the lower ends of the first steel bar and the second steel bar are installed with a second connecting column. The upper end of the first connecting column is fixed with a fixed plug, and a first hole groove is arranged inside the fixed plug. The lower end inside the second connecting column is provided with a first card slot, and a fixed block is fixed at the upper end inside the first card slot. A second hole groove is arranged inside the fixed block, and a sliding block is connected inside the second hole groove. The inner wall of the sliding block is provided with a second card slot, and the upper and lower ends of the second card slot are connected with a card block, and springs are arranged at the upper and lower ends of the card block.

[0008] Preferably, the first steel bars are arranged at equal angles inside the concrete pipe column body, and the outer side of the first steel bar is in a fitting state with the first steel wire, and the first steel wires are arranged at equal intervals on the outer side of the first steel bar.

[0009] Preferably, the second steel bars are arranged at equal angles inside the concrete pipe column body, and the outer side of the second steel bar is in a fitting state with the second steel wire, and the second steel wires are arranged at equal intervals on the outer side of the second steel bar.

[0010] Preferably, the inside of the first card slot is connected with the fixed plug in a clamping manner, and the inside of the fixed plug is connected with the fixed block in a clamping manner.

[0011] Preferably, the inside of the first hole groove and the second hole groove are connected with the sliding block in a clamping manner, and the sliding block forms a sliding structure inside the second connecting column.

[0012] Preferably, the cross-section of the second card slot is in an arc shape, and the inside of the second card slot is connected with the card block in a clamping manner, and the card block is in a fitting state with the spring.

[0013] Compared with the prior art, the beneficial effects of the present utility model are: The PHC concrete pipe pile with high toughness and anti-collapse is convenient for strengthening the toughness during the production of the concrete pipe column, preventing subsequent collapse phenomena, facilitating the rapid splicing of the concrete pipe column, facilitating the fixing of the clamping device in position, and avoiding loosening phenomena;

[0014] There are first steel bars, first steel wires, second steel bars and support frames. By arranging multiple first steel bars inside the concrete pipe column body and installing first steel wires outside the first steel bars to fix their positions and ensure their toughness, and second steel bars are arranged at equal angles outside the first steel wires for secondary stabilization. Second steel wires are arranged outside the second steel bars, so that the second steel bars and the first steel bars strengthen the firmness of the concrete pipe column. At the same time, support frames are arranged in the middle pipe groove of the concrete pipe column body to ensure the high-strength toughness of the concrete pipe column body, so that the pipe column can be firm during use, which is convenient to strengthen its toughness during the production of the concrete pipe column and prevent subsequent collapse phenomena;

[0015] There are fixed pins, fixed blocks and sliding blocks. When multiple concrete pipe columns are required to be spliced for the foundation, the fixed pins are inserted into the first card slots inside the lower end of the second connecting column, and then the sliding blocks are pushed into the second connecting column, so that the sliding blocks penetrate through the inside of the first hole grooves and the second hole grooves, thereby fixing the connection between the pipe columns and facilitating the rapid splicing of the concrete pipe columns;

[0016] There are sliding blocks, clamping blocks and springs. After the sliding blocks are clamped inside the first hole grooves and the second hole grooves, in order to prevent the sliding blocks from loosening, when the sliding blocks drive the second card slots to slide to a fixed position inside the second connecting column, the clamping blocks are clamped into the second card slots through the rebound of the springs, so that the sliding blocks are fixed in position, which is convenient to fix the position of the clamping device and prevent loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a front sectional structure schematic diagram of the present utility model;

[0018] Figure 2 is a top sectional structure schematic diagram of the present utility model;

[0019] Figure 3 is the present utility model Figure 1 magnified structure schematic diagram at A in;

[0020] Figure 4 is a connection structure schematic diagram between the second connecting column and the sliding block of the present utility model.

[0021] In the figure: 1, concrete pipe column body; 2, first steel bar; 3, first steel wire; 4, second steel bar; 5, second steel wire; 6, support frame; 7, first connecting column; 8, second connecting column; 9, fixed pin; 10, first hole groove; 11, first card slot; 12, fixed block; 13, second hole groove; 14, sliding block; 15, second card slot; 16, clamping block; 17, spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1-4 , the present utility model provides a technical solution: a high-toughness and anti-collapse PHC concrete pipe pile, which includes a concrete pipe column body 1, a first steel bar 2, a first steel wire 3, a second steel bar 4, a second steel wire 5, a support frame 6, a first connecting column 7, a second connecting column 8, a fixed pin 9, a first hole groove 10, a first card slot 11, a fixed block 12, a second hole groove 13, a sliding block 14, a second card slot 15, a card block 16 and a spring 17.

[0024] When using the high-toughness and anti-collapse PHC concrete pipe pile, as Figure 1 and Figure 2 shown, the first steel wire 3 is connected to the outside of the first steel bar 2, and the second steel bar 4 is arranged on the outside of the first steel wire 3, and the second steel wire 5 is connected to the outside of the second steel bar 4. The upper ends of the first steel bar 2 and the second steel bar 4 are provided with a first connecting column 7, and the lower ends of the first steel bar 2 and the second steel bar 4 are provided with a second connecting column 8. First, when the concrete pipe column is produced, a plurality of first steel bars 2 and second steel bars 4 are arranged at the connection of the first connecting column 7 and the second connecting column 8, and the outside of the first steel bar 2 is arranged in a fitting state with the first steel wire 3. Therefore, the first steel bar 2 is mainly fixed in position by winding the first steel wire 3. In order to enhance the high toughness of the concrete pipe column, a plurality of second steel bars 4 are arranged on the outside of the first steel wire 3 to secondarily stabilize the first steel bar 2. A plurality of second steel wires 5 are arranged at equal intervals on the outside of the second steel bar 4 to stably connect the second steel bar 4 and the first steel wire 3, making the produced concrete pipe column more firm and stable. At the same time, after the concrete pipe column body 1 is produced, a plurality of support frames 6 need to be installed inside, so that the support frames 6 provide a support inside. This is the usage method of the high-toughness and anti-collapse PHC concrete pipe pile;

[0025] When splicing the concrete pipe column, as Figure 1 , Figure 3 and Figure 4As shown in the figure, a fixed pin 9 is fixed to the upper end of the first connecting column 7, and a first hole groove 10 is provided inside the fixed pin 9. A first clamping groove 11 is provided inside the lower end of the second connecting column 8, and a fixed block 12 is fixed to the upper end inside the first clamping groove 11. A second hole groove 13 is provided inside the fixed block 12, and a sliding block 14 is connected inside the second hole groove 13. A second clamping groove 15 is provided on the inner wall of the sliding block 14, and clamping blocks 16 are connected to the upper and lower ends of the second clamping groove 15. Springs 17 are provided at the upper and lower ends of the clamping blocks 16. When the pipe columns are installed in a deep foundation pit and the demand for pipe columns is large, in order to assist the pipe columns to be quickly and stably spliced, the fixed pin 9 is inserted into the first clamping groove 11 provided at the lower end of the second connecting column 8 of another pipe column. When the fixed pin 9 is inserted, the fixed block 12 inside the first clamping groove 11 is also correspondingly inserted into the fixed pin 9. When the first connecting column 7 and the second connecting column 8 are in contact, the sliding block 14 is slid into the second connecting column 8. When the sliding block 14 slides, it passes through the inside of the first hole groove 10 and the second hole groove 13, so as to lock the connection between the pipe columns. At the same time, after the sliding block 14 drives the second clamping groove 15 to slide to a certain position, the clamping block 16 is clamped into the second clamping groove 15 through the rebound of the spring 17 to fix its position, assisting the connection of the pipe columns and preventing loosening.

[0026] The standard parts used in the present utility model can all be purchased from the market. The special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, and welding that are mature in the prior art. The machinery, parts, and equipment all adopt conventional models in the prior art. In addition, the circuit connection adopts the conventional connection method in the prior art, which will not be elaborated here. The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0027] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A high-toughness anti-collapse PHC concrete pipe pile, comprising: A concrete pipe column body (1) for installation, a first steel bar (2) fixedly installed inside the concrete pipe column body (1), and a support frame (6) arranged inside the concrete pipe column body (1); It is characterized by further comprising: A first steel wire (3), the first steel bar (2) is connected to the outside of the first steel wire (3), a second steel bar (4) is arranged on the outside of the first steel wire (3), and a second steel wire (5) is connected to the outside of the second steel bar (4), a first connecting column (7) is installed at the upper ends of the first steel bar (2) and the second steel bar (4), and a second connecting column (8) is installed at the lower ends of the first steel bar (2) and the second steel bar (4), a fixing pin (9) is fixed to the upper end of the first connecting column (7), and a second connecting pin (9) is arranged inside the fixing pin (9). A hole groove (10), a first clamping groove (11) is arranged inside the lower end of the second connecting column (8), a fixing block (12) is fixed to the upper end of the first clamping groove (11), a second hole groove (13) is arranged inside the fixing block (12), and a sliding block (14) is connected to the inside of the second hole groove (13), a second clamping groove (15) is arranged on the inner wall of the sliding block (14), and a clamping block (16) is connected to the upper and lower ends of the second clamping groove (15), and a spring (17) is arranged at the upper and lower ends of the clamping block (16).

2. A high-toughness anti-collapse PHC concrete pipe pile according to claim 1, characterized in that: The first steel bars (2) are arranged at equal angles inside the concrete pipe column body (1), and the outer sides of the first steel bars (2) are arranged in a fitted state with the first steel wires (3), and the first steel wires (3) are arranged at equal intervals outside the first steel bars (2).

3. The high-toughness anti-collapse PHC concrete pipe pile according to claim 1, characterized in that: The second steel bars (4) are arranged at equal angles inside the concrete pipe column body (1), and the outer sides of the second steel bars (4) are arranged in a close-fitting state with the second steel wires (5), and the second steel wires (5) are arranged at equal intervals outside the second steel bars (4).

4. The high-toughness anti-collapse PHC concrete pipe pile according to claim 1, characterized in that: The interior of the first slot (11) is connected to the fixed latch (9) in a snap-fit ​​manner, and the interior of the fixed latch (9) is connected to the fixed block (12) in a snap-fit ​​manner.

5. The high-toughness anti-collapse PHC concrete pipe pile according to claim 1, characterized in that: The interior of the first hole groove (10) and the second hole groove (13) are connected to the sliding block (14) in a snap-fitting manner, and the sliding block (14) forms a sliding structure inside the second connecting column (8).

6. The high-toughness anti-collapse PHC concrete pipe pile according to claim 1, characterized in that: The cross section of the second clamping groove (15) is arranged in an arc-shaped state, and the interior of the second clamping groove (15) is connected to the clamping block (16) in a clamping manner, and the clamping block (16) and the spring (17) are arranged in a fitted state.

Images