CFG pile composite foundation structure

Abstract

The utility model relates to the technical field of CFG piles, in particular to a CFG pile composite foundation structure which comprises a vertical pile and a ground, the vertical pile is embedded into the ground, a gravel layer is laid on the surface of the ground, a foundation is laid on the surface of the gravel layer, a connecting column is fixedly connected to the surface of the vertical pile, a connecting plate is connected to the outer surface of the connecting column in a sleeved mode, and the connecting plate is fixedly connected with the ground. A reinforcing frame is slidably connected to the surface of the connecting plate, and a reinforcing plate is slidably connected to the bottom end of the reinforcing frame. The adjusting and controlling effect of the acting position of the connecting plate on the reinforcing frame is achieved through sliding connection of the sliding plate and the sliding groove, the supporting operation of the acting position of the connecting plate on the reinforcing frame is completed through connection of the supporting plate and the screw rod and connection of the screw rod and the screw groove, the stable effect of connection between the vertical piles is improved, and under the connection of the reinforcing frame and the reinforcing plate, the effect of adjusting and controlling the acting position of the connecting plate on the reinforcing frame is achieved. Under the action of the reinforcing plate, the contact area between the reinforcing frame and the ground is increased, and the stability of connection and use is improved.

Description

Technical Field

[0001] The utility model relates to the field of CFG pile technology, in particular to a CFG pile composite foundation structure. Background Art

[0002] CFG piles are variable-strength piles with a certain strength made by mixing crushed stone, stone chips, sand, fly ash, cement and water using various pile-forming machines. By using CFG piles, the bearing capacity of the soil between the piles can be fully utilized and the load can be transferred to the deep foundation. It has good technical performance and economic effect. However, when using existing CFG piles, there is no connection between the piles. During use, individual piles are affected by different geological environments, and pile sinking is likely to occur, affecting their performance and overall strength. Utility Model Content

[0003] The purpose of the utility model is to provide a CFG pile composite foundation structure to solve the problem that the piles proposed in the above background technology are not connected, and when in use, the individual piles are affected by different geological environments, which makes it easy for the piles to sink, affecting their performance and overall strength.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a CFG pile composite foundation structure, comprising piles and the ground, the piles being embedded in the ground, the surface of the ground being paved with a gravel layer, the surface of the gravel layer being paved with a foundation, the surface of the piles being fixedly connected with a connecting column, the outer surface of the connecting column being sleeved with a connecting plate, the surface of the connecting plate being slidably connected with a reinforcement frame, the bottom end of the reinforcement frame being slidably connected with a reinforcing plate, the surface of the connecting plate being fixedly connected with a slide plate, the surface of the reinforcement frame being provided with a slide groove, the surface of the connecting column being penetrated with a guide hole, the surface of the connecting plate being fixedly connected with a support plate, the surface of the support plate being penetrated with a screw, and the surface of the reinforcement frame being provided with a screw groove.

[0005] Preferably, the reinforcement frame is distributed above the piles through connecting plates and connecting columns, the reinforcement frame is embedded in the gravel layer, and the gravel layer and foundation cover the surface of the ground in sequence.

[0006] Preferably, the connecting column is cylindrical in shape, a circular hole is formed through the surface of the connecting plate, and the connecting plate is sleeved on the connecting column through the circular hole.

[0007] Preferably, the slide plate is in a "T" shape, the cross section of the slide groove is in a "T" shape, and the slide plate and the slide groove are slidably connected.

[0008] Preferably, the cross section of the reinforcing plate is in a "T" shape, rubber pads are fixedly connected to both sides of the reinforcing plate, and the reinforcing plate is connected to the reinforcing frame in a damping sliding manner via the rubber pads.

[0009] Preferably, the guide holes are obliquely penetrated through the surface of the connecting column, the guide holes are evenly distributed on the surface of the connecting column, and the support plate is in a plate shape and acts on the surface of the connecting plate close to the reinforcement frame.

[0010] Preferably, the screw rod passes through the support plate and is threadedly connected to the screw groove, and the screw grooves are evenly distributed on the surface of the reinforcement frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. Through the connection between the piles and the connecting column, under the sleeve connection of the connecting plate and the connecting column, the connection effect between the piles is realized. Through the connection between the connecting plate and the slide plate, and the sliding connection between the slide plate and the slide groove, the regulating effect of the connecting plate on the reinforcement frame is realized. Through the connection between the support plate and the screw rod, and the connection between the screw rod and the screw groove, the supporting operation of the connecting plate on the reinforcement frame is completed, thereby improving the connection stability effect between the piles.

[0013] 2. Through the connection between the connecting column and the diversion hole, the diversion operation of the cement poured into the connecting column is facilitated under the action of the diversion hole, and the firmness of the connection between the connecting plate and the connecting column is improved. Under the connection between the reinforcement frame and the reinforcement plate, the contact area between the reinforcement frame and the ground is increased through the action of the reinforcement plate, thereby increasing the stability of its connection and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional schematic diagram of the connection structure of the pile and the reinforcement frame of the utility model;

[0016] Figure 3 It is a partial three-dimensional schematic diagram of the connection structure of the pile and the reinforcement frame of the utility model;

[0017] Figure 4 It is a partial three-dimensional cross-sectional schematic diagram of the connection structure of the reinforcement frame and the connection plate of the utility model;

[0018] Figure 5 It is a schematic diagram of a three-dimensional cross-sectional view of the structure of the connecting column of the utility model;

[0019] Figure 6 For this utility model Figure 3 Schematic diagram of the enlarged structure at point A in the middle.

[0020] In the figure: 1, pile; 2, reinforcement frame; 3, ground; 4, gravel layer; 5, foundation; 6, connecting column; 7, connecting plate; 8, reinforcement plate; 9, slide plate; 10, slide chute; 11, guide hole; 12, support plate; 13, screw rod; 14, screw groove. DETAILED DESCRIPTION

[0021] See also Figure 1-6 , an embodiment provided by the utility model:

[0022] A CFG pile composite foundation structure comprises a pile 1 and a ground 3, wherein the pile 1 is embedded in the inside of the ground 3, a crushed stone layer 4 is laid on the surface of the ground 3, a foundation 5 is laid on the surface of the crushed stone layer 4, a connecting column 6 is fixedly connected to the surface of the pile 1, a connecting plate 7 is sleeved on the outer surface of the connecting column 6, a reinforcing frame 2 is slidably connected to the surface of the connecting plate 7, a reinforcing plate 8 is slidably connected to the bottom end of the reinforcing frame 2, a sliding plate 9 is fixedly connected to the surface of the connecting plate 7, a sliding groove 10 is provided on the surface of the reinforcing frame 2, a diversion hole 11 is penetrated through the surface of the connecting column 6, a supporting plate 12 is fixedly connected to the surface of the connecting plate 7, a screw 13 is penetrated through the surface of the supporting plate 12, and a screw groove 14 is provided on the surface of the reinforcing frame 2. Through the connection between the pile 1 and the ground 3, under the action of the crushed stone layer 4 and the foundation 5, the laying support effect of the pile 1 on the foundation 5 is achieved, thereby improving the laying strength of the foundation 5 on the ground 3.

[0023] Furthermore, the reinforcement frame 2 is distributed above the pile 1 through the connecting plate 7 and the connecting column 6, the reinforcement frame 2 is embedded in the gravel layer 4, the gravel layer 4 and the foundation 5 are sequentially covered on the surface of the ground 3, and through the connection between the reinforcement frame 2 and the connecting plate 7, and under the sleeve connection of the connecting plate 7 and the connecting column 6, the connection and support effect of the reinforcement frame 2 on the pile 1 is achieved.

[0024] Furthermore, the connecting column 6 is cylindrical in shape, and a circular hole is formed through the surface of the connecting plate 7. The connecting plate 7 is sleeved on the connecting column 6 through the circular hole. Through the sleeve connection between the connecting column 6 and the connecting plate 7, under the action of the connecting plate 7, the supporting effect on the action position of the reinforcement frame 2 is achieved.

[0025] Furthermore, the slide plate 9 is in a "T" shape, and the cross-section of the slide groove 10 is in a "T" shape. The slide plate 9 and the slide groove 10 are slidingly connected. Through the sliding connection between the slide plate 9 and the slide groove 10, under the connection between the slide plate 9 and the connecting plate 7, the connection between the reinforcement frame 2 and the slide groove 10 is achieved, thereby realizing the effect of regulating the position of the connecting plate 7 on the reinforcement frame 2.

[0026] Furthermore, the cross-section of the reinforcing plate 8 is in a "T" shape, and rubber pads are fixedly connected on both sides of the reinforcing plate 8. The reinforcing plate 8 is connected to the reinforcement frame 2 through a damping sliding connection via the rubber pads. Through the sliding connection between the reinforcing plate 8 and the reinforcement frame 2, under the action of the reinforcing plate 8, the effective area of ​​the reinforcement frame 2 is increased, thereby improving the stability of the reinforcement frame 2 against the pile 1.

[0027] Furthermore, the guide holes 11 are inclined and penetrate the surface of the connecting column 6. The guide holes 11 are evenly distributed on the surface of the connecting column 6. The support plate 12 is in a plate shape and acts on the surface of the connecting plate 7 close to the reinforcement frame 2. Through the connection between the guide holes 11 and the connecting column 6, under the action of the guide holes 11, cement can easily enter the connecting position of the connecting column 6 and the connecting plate 7, thereby improving the connection firmness of the connecting plate 7 on the connecting column 6.

[0028] Furthermore, the screw 13 passes through the support plate 12 and the screw groove 14 for threaded connection, and the screw groove 14 is evenly distributed on the surface of the reinforcement frame 2. At the connection between the connecting plate 7 and the support plate 12, the connection between the screw 13 and the screw groove 14 realizes the supporting effect on the connection position of the connecting plate 7 on the reinforcement frame 2.

[0029] Working principle: when the pile 1 is used, the cast pile 1 is embedded in the ground 3. Under the connection between the pile 1 and the connecting column 6, the connecting plate 7 and the connecting column 6 are sleeved, and the connecting plate 7 and the reinforcement frame 2 are connected, so that the reinforcement frame 2 connects and supports the pile 1. Under the action of the reinforcing plate 8, the contact area between the reinforcement frame 2 and the ground 3 is increased. Under the action of the guide hole 11, cement is poured into the connecting column 6. The cement flows into the contact position of the connecting column 6 and the connecting plate 7 through the guide hole 11. After it solidifies, the connection between the connecting plate 7 and the connecting column 6 is firmly connected. Under the connection of the support plate 12 and the connecting plate 7, the connection of the screw 13 and the screw groove 14 can limit the support position of the connecting plate 7 on the reinforcement frame 2, thereby improving the use stability of the pile 1, and then improving the laying strength of the foundation 5 on the ground 3.

Claims

1. A CFG pile composite foundation structure, comprising piles and ground, characterized in that: The piles are embedded in the ground, the surface of the ground is paved with a gravel layer, the surface of the gravel layer is paved with a foundation, the surface of the piles is fixedly connected to a connecting column, the outer surface of the connecting column is sleeved with a connecting plate, the surface of the connecting plate is slidably connected to a reinforcement frame, the bottom end of the reinforcement frame is slidably connected to a reinforcement plate, the surface of the connecting plate is fixedly connected to a slide plate, the surface of the reinforcement frame is provided with a slide groove, the surface of the connecting column is penetrated with a guide hole, the surface of the connecting plate is fixedly connected to a support plate, the surface of the support plate is penetrated with a screw, and the surface of the reinforcement frame is provided with a screw groove.

2. A CFG pile composite foundation structure according to claim 1, characterized in that: The reinforcement frame is distributed above the piles through connecting plates and connecting columns, and the reinforcement frame is embedded in the gravel layer. The gravel layer and the foundation cover the surface of the ground in sequence.

3. The CFG pile composite foundation structure according to claim 1, characterized in that: The connecting column is cylindrical in shape, a circular hole is formed through the surface of the connecting plate, and the connecting plate is sleeved with the connecting column through the circular hole.

4. The CFG pile composite foundation structure according to claim 1, characterized in that: The slide plate is in a "T" shape, the cross section of the slide groove is in a "T" shape, and the slide plate and the slide groove are slidably connected.

5. The CFG pile composite foundation structure according to claim 1, characterized in that: The cross section of the reinforcing plate is in a "T" shape, and rubber pads are fixedly connected to both sides of the reinforcing plate. The reinforcing plate is connected to the reinforcing frame through damping sliding via the rubber pads.

6. The CFG pile composite foundation structure according to claim 1, characterized in that: The guide holes penetrate the surface of the connecting column in an inclined shape, and the guide holes are evenly distributed on the surface of the connecting column. The support plate is in a plate shape and acts on the surface of the connecting plate close to the reinforcement frame.

7. The CFG pile composite foundation structure according to claim 1, characterized in that: The screw rod passes through the support plate and is threadedly connected with the screw groove, and the screw groove is evenly distributed on the surface of the reinforcement frame.

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