CN211735355U - Composite pile capable of increasing interface binding force - Google Patents
Composite pile capable of increasing interface binding force Download PDFInfo
- Publication number
- CN211735355U CN211735355U CN201921353871.6U CN201921353871U CN211735355U CN 211735355 U CN211735355 U CN 211735355U CN 201921353871 U CN201921353871 U CN 201921353871U CN 211735355 U CN211735355 U CN 211735355U
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- Prior art keywords
- stiffening
- pipe
- increasing
- stiffening pipe
- bonding force
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Abstract
The utility model relates to a combined material stake of multiplicable interface cohesion, including the cement soil stake, be equipped with stiffening pipe in the cement soil stake, stiffening pipe locates the upper portion of cement soil stake, stiffening pipe's lateral wall is provided with the structure of multiplicable interface cohesion. The structure capable of increasing the interface bonding force is a corrugated surface formed by the circumferential reciprocating bending of the side wall of the stiffening pipe. The utility model discloses be favorable to increasing the interface cohesion between stiffening pipe and the soil cement stake, not only the interface cohesion between multiplicable stiffening pipe and the soil cement stake can also improve the anti bending stiffness who stiffens the pipe.
Description
Technical Field
The utility model relates to a combined material stake especially relates to a combined material stake of multiplicable interface cohesion.
Background
The high-strength combined mixing pile commonly used in the prior art comprises a reinforced cement mixing pile, a bamboo reinforced cement mixing pile and the like. The composite material has the stress characteristic that the core material and the cement-soil pile bear vertical load together, large deformation can occur under the condition of large load, and the interface bonding force between the core material and the cement-soil is insufficient, so that the selection of materials and the development of the composite material cement-soil pile are limited.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a combined material stake of multiplicable interface cohesion, be favorable to increasing the interface cohesion between stiffening tube and the soil cement stake, be favorable to the popularization and the development of combined material soil cement stake.
In order to solve the technical problem, the utility model discloses a combined material stake of multiplicable interface cohesion includes the cement soil stake, be equipped with stiffening pipe in the cement soil stake, stiffening pipe locates the upper portion of cement soil stake, stiffening pipe's lateral wall is provided with the structure of multiplicable interface cohesion.
The structure capable of increasing the interface bonding force is a corrugated surface formed by the circumferential reciprocating bending of the side wall of the stiffening pipe.
The crest line and the trough line of the corrugated surface are parallel to the axis of the stiffening pipe.
The structure capable of increasing the interface bonding force is through holes distributed on the side wall of the stiffening pipe.
The structure capable of increasing the interface bonding force is a stiffening strip distributed on the side wall of the stiffening pipe.
The side wall of the stiffening pipe is axially distributed with a plurality of through holes on the diameter.
The axial directions of two adjacent through holes are mutually vertical.
The distance between two adjacent through holes is larger than the diameter of the through hole.
The distance between two adjacent through holes is three to five times of the diameter of the through hole.
The stiffening strip is fixedly connected with the stiffening pipe through the through hole.
The length of the stiffening strip is greater than the outer diameter of the stiffening pipe and smaller than the diameter of the cement pile.
The structure capable of increasing the interface bonding force is distributed on the outer convex inner concave surface and/or the inner convex outer concave surface of the side wall of the stiffening pipe.
The stiffening pipe is a PE pipe.
The utility model discloses a combined material stake of multiplicable interface cohesion compares with prior art and has following beneficial effect.
1. This technical scheme is owing to adopted the combined material stake of multiplicable interface cohesion to include the soil cement stake, be equipped with stiffening pipe in the soil cement stake, stiffening pipe locates the upper portion of soil cement stake, stiffening pipe's lateral wall is provided with the technological means of the structure of multiplicable interface cohesion, so, is favorable to increasing the interface cohesion between stiffening pipe and the soil cement stake, is favorable to the popularization and the development of combined material soil cement stake.
2. The structure capable of increasing the interface bonding force is a corrugated surface formed by the side wall of the stiffening pipe which is bent in a reciprocating manner along the circumferential direction; the crest line and the trough line of the corrugated surface are parallel to the axis of the stiffening pipe, so that the interface bonding force between the stiffening pipe and the cement-soil pile can be increased, and the bending rigidity of the stiffening pipe can be improved.
3. The technical scheme adopts the technical means that the structure capable of increasing the interface bonding force is the through holes distributed on the side wall of the stiffening pipe, so that the bonding force between the cement-soil piles is increased.
4. The structure capable of increasing the interface bonding force is a stiffening strip distributed on the side wall of the stiffening pipe; a plurality of through holes on the diameter are distributed on the side wall of the stiffening pipe along the axial direction; the axial directions of two adjacent through holes are mutually vertical; the distance between two adjacent through holes is larger than the diameter of each through hole; the distance between two adjacent through holes is three to five times of the diameter of the through hole; the stiffening strip is fixedly connected with the stiffening pipe through the through hole; the length of the stiffening strip is greater than the outer diameter of the stiffening pipe and smaller than the technical means of the diameter of the cement soil pile, so that the binding force between the cement soil piles is further increased, and the bearing capacity of the cement soil piles is improved.
5. According to the technical scheme, the structure capable of increasing the interface bonding force is a technical means that the structure is distributed on the outer convex and inner concave surface and/or the inner convex and outer concave surface of the side wall of the stiffening pipe, so that the bonding force between the cement-soil piles is greatly increased.
6. According to the technical scheme, the technical means that the stiffening pipe is a PE pipe is adopted, so that the toughness is good and the pressure resistance is strong.
Drawings
The composite pile with increased interfacial bonding force of the present invention will be described in further detail with reference to the accompanying drawings and the following detailed description.
Fig. 1 is a schematic view of the composite pile of the present invention with increased interface bonding force.
Fig. 2 is a schematic view of the top view structure of the composite pile capable of increasing the interface bonding force of the present invention.
Fig. 3 is a schematic structural diagram of the through hole of the composite pile capable of increasing the interface bonding force of the present invention.
Fig. 4 is a schematic structural view of the through hole and the stiffening bar of the composite pile for increasing the interface bonding force of the present invention.
Fig. 5 is a schematic view of the outward convex inner concave surface and the inward convex outer concave surface of the composite pile capable of increasing the interface bonding force according to the present invention.
The reference numerals are explained below.
1-cement soil pile;
2, reinforcing a pipe;
2-1 to the corrugated surface;
2-through holes;
2-3 to a stiffening bar;
2-4 to the convex and concave surfaces;
2-5 parts of inner convex and outer concave surfaces.
Detailed Description
As shown in fig. 1 to 5, the utility model provides a combined material stake of multiplicable interface cohesion, including soil cement stake 1, be equipped with stiffening pipe 2 in the soil cement stake 1, stiffening pipe 2 locates the upper portion of soil cement stake 1, its characterized in that: the side wall of the stiffening pipe 2 is provided with a structure capable of increasing the interface bonding force.
This embodiment is owing to adopted the combined material stake of multiplicable interface cohesion to include the soil cement stake, be equipped with stiffening pipe in the soil cement stake, stiffening pipe locates the upper portion of soil cement stake, stiffening pipe's lateral wall is provided with the technological means of the structure of multiplicable interface cohesion, so, is favorable to increasing the interface cohesion between stiffening pipe and the soil cement stake, is favorable to the popularization and the development of combined material soil cement stake.
As shown in fig. 2, the structure capable of increasing the interface bonding force according to the present embodiment is a corrugated surface 2-1 formed by bending the sidewall of the stiffening pipe 2 back and forth in the circumferential direction; the crest line and the trough line of the corrugated surface 2-1 are parallel to the axis of the stiffening pipe 2.
In the embodiment, the structure capable of increasing the interface bonding force is a corrugated surface formed by the side wall of the stiffening pipe which is bent to and fro along the circumferential direction; the crest line and the trough line of the corrugated surface are parallel to the axis of the stiffening pipe, so that the interface bonding force between the stiffening pipe and the cement-soil pile can be increased, and the bending rigidity of the stiffening pipe can be improved.
As shown in fig. 3 to 5, the structure capable of increasing the interface bonding force according to the present embodiment is through holes 2-2 distributed on the sidewall of the stiffening pipe 2.
The structure capable of increasing the interface bonding force is a technical means of the through holes distributed on the side wall of the stiffening pipe, so that the method is beneficial to increasing the bonding force between the cement-soil piles.
As shown in fig. 4, the structure capable of increasing the interface bonding force according to this embodiment is a stiffening strip 2-3 distributed on the sidewall of the stiffening pipe 2; a plurality of through holes 2-2 on the diameter are distributed on the side wall of the stiffening pipe 2 along the axial direction; the axial directions of two adjacent through holes 2-2 are mutually vertical; the distance between two adjacent through holes 2-2 is larger than the diameter of the through hole 2-2; the distance between two adjacent through holes 2-2 is three times to five times of the diameter of the through hole 2-2; the stiffening strip 2-3 is fixedly connected with the stiffening pipe 2 through the through hole 2-2; the length of the stiffening strips 2-3 is greater than the outer diameter of the stiffening pipe 2 and smaller than the diameter of the cement soil pile 1.
In the embodiment, the structure capable of increasing the interface bonding force is the stiffening strips distributed on the side wall of the stiffening pipe; a plurality of through holes on the diameter are distributed on the side wall of the stiffening pipe along the axial direction; the axial directions of two adjacent through holes are mutually vertical; the distance between two adjacent through holes is larger than the diameter of each through hole; the distance between two adjacent through holes is three to five times of the diameter of the through hole; the stiffening strip is fixedly connected with the stiffening pipe through the through hole; the length of the stiffening strip is greater than the outer diameter of the stiffening pipe and smaller than the technical means of the diameter of the cement soil pile, so that the binding force between the cement soil piles is further increased, and the bearing capacity of the cement soil piles is improved.
As shown in fig. 5, the structure for increasing the interfacial bonding force according to this embodiment is an outer convex inner concave surface 2-4 and/or an inner convex outer concave surface 2-5 distributed on the sidewall of the stiffening tube 2.
In the embodiment, the structure capable of increasing the interface bonding force is a technical means of distributing the structure on the outer convex and inner concave surface and/or the inner convex and outer concave surface of the side wall of the stiffening pipe, so that the bonding force between the cement-soil piles is greatly increased.
As shown in fig. 1 to 5, the stiffening pipe 2 according to the present embodiment is a PE pipe.
The stiffening pipe is a PE pipe, so that the stiffening pipe has good toughness and strong pressure resistance.
Claims (4)
1. The utility model provides a combined material stake of multiplicable interface cohesion, includes soil cement stake (1), be equipped with stiffening pipe (2) in soil cement stake (1), the upper portion of soil cement stake (1), its characterized in that are located in stiffening pipe (2): the side wall of the stiffening pipe (2) is provided with a structure capable of increasing the interface bonding force;
the structure capable of increasing the interface bonding force is a corrugated surface (2-1) formed by the circumferential reciprocating bending of the side wall of the stiffening pipe (2);
or, the structure capable of increasing the interface bonding force is through holes (2-2) distributed on the side wall of the stiffening pipe (2);
or the structure capable of increasing the interface bonding force is a stiffening strip (2-3) distributed on the side wall of the stiffening pipe (2);
or the structure capable of increasing the interface bonding force is an outer convex and inner concave surface (2-4) and/or an inner convex and outer concave surface (2-5) distributed on the side wall of the stiffening pipe (2).
2. The composite pile capable of increasing the interface bonding force according to claim 1, wherein:
the crest line and the trough line of the corrugated surface (2-1) are parallel to the axis of the stiffening pipe (2).
3. The composite pile capable of increasing the interface bonding force according to claim 1, wherein:
a plurality of through holes (2-2) on the diameter are distributed on the side wall of the stiffening pipe (2) along the axial direction;
the axial directions of two adjacent through holes (2-2) are mutually vertical;
the distance between two adjacent through holes (2-2) is larger than the diameter of the through holes (2-2);
the distance between two adjacent through holes (2-2) is three to five times of the diameter of the through holes (2-2);
the stiffening strip (2-3) is fixedly connected with the stiffening pipe (2) through the through hole (2-2);
the length of the stiffening strip (2-3) is greater than the outer diameter of the stiffening pipe (2) and less than the diameter of the cement-soil pile (1).
4. The composite pile capable of increasing the interface bonding force according to claim 1, wherein: the stiffening pipe (2) is a PE pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353871.6U CN211735355U (en) | 2019-08-20 | 2019-08-20 | Composite pile capable of increasing interface binding force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921353871.6U CN211735355U (en) | 2019-08-20 | 2019-08-20 | Composite pile capable of increasing interface binding force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211735355U true CN211735355U (en) | 2020-10-23 |
Family
ID=72850417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921353871.6U Expired - Fee Related CN211735355U (en) | 2019-08-20 | 2019-08-20 | Composite pile capable of increasing interface binding force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211735355U (en) |
-
2019
- 2019-08-20 CN CN201921353871.6U patent/CN211735355U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 |