CN211816199U - Precast concrete pile - Google Patents
Precast concrete pile Download PDFInfo
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- CN211816199U CN211816199U CN202020191454.2U CN202020191454U CN211816199U CN 211816199 U CN211816199 U CN 211816199U CN 202020191454 U CN202020191454 U CN 202020191454U CN 211816199 U CN211816199 U CN 211816199U
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Abstract
The utility model belongs to the technical field of building construction, a precast concrete pile is disclosed, which comprises a pile body, a reinforcement cage, an inclinometer tube and a plurality of sounding tubes, wherein the pile body is axially provided with a drainage channel, a plurality of drainage side holes are arranged on the outer side wall of the pile body at intervals, and the drainage side holes are communicated with the drainage channel; the steel reinforcement cage sets up in pile body is originally internal, and the deviational survey pipe sets firmly in drainage channel, and the deviational survey pipe sets up with the pile body is coaxial, and the deviational survey pipe is used for putting into the inclinometer, and a plurality of sounding pipe intervals set up in pile body is originally internal, and the sounding pipe is parallel with the axial of pile body, and the sounding pipe is used for putting into sound wave detection device. The utility model provides a precast concrete pile, it is integrated as an organic whole with deviational survey, acoustic survey and drainage, avoided separately going on alone, reduce the construction process, shortened the time limit for a project, but also have good drainage effect.
Description
Technical Field
The utility model belongs to the technical field of the construction, especially, relate to a precast concrete pile.
Background
In building construction, installing and embedding an inclinometer pipe to perform inclination observation on an engineering structure, and embedding a sound detecting pipe in advance to perform sound wave transmission detection on a finished pile foundation are important technologies in the field of civil engineering. The application of the two technologies can fully ensure the smooth completion of the engineering structure.
The prior art is for burying underground the deviational survey pipe, bury underground the sounding pipe, squeeze into the process that the drainage was carried out to the drainage pile and be separately going on alone, and this technical process is various, drags slow construction progress, and not only inefficiency still can cause construction cost's increase.
Therefore, a precast concrete pile is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a precast concrete stake not only has good drainage effect, can reduce the construction process moreover, reduction of erection time to reduce construction cost.
To achieve the purpose, the utility model adopts the following technical proposal:
a precast concrete pile comprising:
the pile body is provided with a drainage channel along the axial direction, the outer side wall of the pile body is provided with a plurality of drainage side holes at intervals, and the drainage side holes are communicated with the drainage channel;
the reinforcement cage is embedded in the pile body;
the inclination measuring pipe is fixedly arranged in the drainage channel, is coaxially arranged with the pile body and is used for placing an inclinometer;
the acoustic pipes are embedded in the pile body at intervals, are parallel to the axial direction of the pile body and are used for placing an acoustic wave detection device.
Preferably, the pile head is connected to the bottom end of the pile body, and the pile head is conical and is integrally formed with the pile body.
Preferably, the inclination measuring device further comprises a water permeable part filled in a gap between the drainage channel and the inclinometer.
Preferably, the drainage device further comprises a filter screen, and the filter screen is arranged in the drainage side hole.
Preferably, the drainage side holes are distributed in multiple rows at equal intervals around the circumference of the pile body, the axial distance between every two adjacent drainage side holes in each row is sequentially reduced from the top end to the bottom end of the pile body, and the two adjacent rows of drainage side holes are arranged in a staggered mode along the axial direction.
Preferably, the sound measuring pipes are uniformly distributed on the circumference around the axial direction of the pile body.
Preferably, the pile body structure further comprises a fixing structure, the fixing structure comprises a plurality of fixing rods, one ends of the fixing rods are connected to the outer wall of the inclinometer pipe, and the other ends of the fixing rods are connected to the reinforcement cage and embedded in the pile body.
Preferably, the fixing rods are distributed in multiple layers along the axial direction of the pile body, and the fixing rods in each layer are uniformly distributed around the inclinometer pipe.
Preferably, the flow area of the inlet of the drain side hole is 6% to 10% of the area of the outer wall of the pile body, and the outlet of the drain side hole is communicated with the drain passage.
Preferably, the bottom end of the sounding pipe is embedded into the pile body, and the top end of the sounding pipe is higher than the top end of the pile body by more than 10 centimeters.
The utility model has the advantages that:
the utility model provides a precast concrete pile, be provided with drainage channel on the pile body, a plurality of drainage side openings on drainage channel and the pile body lateral wall are linked together, can discharge via drainage channel after the hole water in the soil body gets into the drainage side opening, good drainage effect has, and simultaneously, still be provided with inclinometer and acoustic survey pipe on the pile body, be used for putting into of inclinometer and sound wave detection device respectively, with the inclinometry, acoustic survey and drainage integration are as an organic whole, avoided separately going on alone, construction process has been reduced. The utility model provides a precast concrete pile not only has good drainage effect, can reduce the construction process moreover, reduction of erection time to reduce construction cost.
Drawings
Fig. 1 is a schematic structural diagram of a precast concrete pile provided by an embodiment of the present invention;
fig. 2 is a radial cross-sectional view of a precast concrete pile provided by an embodiment of the present invention;
fig. 3 is an axial cross-sectional view of a precast concrete pile provided by an embodiment of the present invention.
In the figure:
1. a pile body; 2. a reinforcement cage; 4. an inclinometer pipe; 5. a sound detection tube; 6. pile head; 7. a water permeable section; 8. a filter screen;
11. a drainage channel; 12. a side drain hole;
311. and (5) fixing the rod.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "mounted" are to be construed broadly and can include, for example, a mounted connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, the embodiment provides a precast concrete pile, which includes a pile body 1, a reinforcement cage 2, an inclinometer 4, and a plurality of sounding pipes 5, wherein the pile body 1 is axially provided with a drainage channel 11, the outer side wall of the pile body 1 is provided with a plurality of drainage side holes 12 at intervals, and the drainage side holes 12 are communicated with the drainage channel 11; the reinforcement cage 2 is arranged in the pile body 1; the inclinometer 4 is fixedly arranged in the drainage channel 11, the inclinometer 4 is coaxially arranged with the pile body 1, and the inclinometer 4 is used for placing an inclinometer; a plurality of sounding pipes 5 are arranged in the pile body 1 at intervals, the sounding pipes 5 are parallel to the axial direction of the pile body 1, and the sounding pipes 5 are used for placing a sound wave detection device. In this embodiment three sound tubes 5 are provided.
The precast concrete pile that this embodiment provided, be provided with drainage channel 11 on the pile body 1, drainage channel 11 is linked together with a plurality of drainage side openings 12 on the 1 lateral wall of pile body, can discharge via drainage channel 11 after the pore water in the soil body gets into drainage side opening 12, good drainage effect has, and simultaneously, still be provided with inclinometer 4 and sound survey pipe 5 on the pile body 1, be used for putting into of inclinometer and sound wave detection device respectively, will survey to one side, sound survey and drainage are integrated as an organic whole, avoided separately going on alone, construction process has been reduced. The precast concrete pile provided by the embodiment has a good drainage effect, and can reduce construction processes and shorten the construction period, thereby reducing the construction cost. The inclinometer and the acoustic wave detection device are both components in the prior art, and the structure and the working principle of the inclinometer and the acoustic wave detection device are not described in detail herein.
Specifically, the precast concrete pile that this embodiment provided still includes pile head 6, and pile head 6 is connected in the bottom of pile body 1, and pile head 6 is the circular cone type and with pile body 1 integrated into one piece. The conical tip of the conical pile head 6 can reduce the resistance in the piling process, and is convenient for smoothly driving the concrete pile into the soil body.
Specifically, the precast concrete pile provided by this embodiment further includes a water permeable portion 7, and the water permeable portion 7 is filled in a gap between the drainage channel 11 and the inclinometer 4. The portion of permeating water 7 is made by the material of permeating water, can provide sufficient support strength for pile body 1, can also do benefit to the impurity of drainage and filtration pore aquatic.
More specifically, in order to prevent impurities in the soil from entering the precast concrete pile to block the drainage channel 11, a filter screen 8 is arranged at the inlet of the drainage side hole 12, the filter screen 8 is made of a high polymer material, and the size of the mesh is smaller than the minimum particle size of a soil sample of a construction site.
Optionally, the drainage side holes 12 are distributed in multiple rows at equal intervals around the circumference of the pile body 1, the axial distance between two adjacent drainage side holes 12 in each row decreases from the top end to the bottom end of the pile body 1 in sequence, and the drainage side holes 12 in two adjacent rows are arranged in an axially staggered manner. The hole water of the lower part of the soil body is more than that of the upper part, so the drainage side holes 12 at the bottom of the pile body 1 are arranged more densely, and the entry of the hole water is facilitated, so that the hole water is discharged through the drainage channel 11, the hole water collected into the drainage channel 11 is subsequently pumped out, the concrete connecting pipeline and the pump are the components in the prior art, and the concrete structure and the working principle are not repeated herein.
In order to better drain water, the flow area of the inlet of the water drainage side hole 12 is 6% -10% of the area of the outer side wall of the pile body 1, and the area ratio in the range can not only ensure the strength of the pile body 1, but also ensure the sufficient circulation of pore water. Wherein, the export of drainage side opening 12 communicates in drainage channel 11, and the entry of drainage side opening 12 is the opening of the outer wall department of pile body 1, and after the precast concrete pile was beaten into the soil body, the hole water in the soil body received the extrusion effect of stake and the ground surface preloading effect, and quick inflow drainage side opening 12 is discharged by the portion of permeating water 7 in drainage channel 11 again. In this embodiment, the extension direction of the side drain holes 12 is inclined downward from the inlet to the outlet, which facilitates the pore water to flow into the drain channel 11 through the side drain holes 12.
Preferably, a plurality of sounding pipes 5 are evenly distributed around the axial direction of the pile body 1 on the circumference, so that the sound wave detection device is more favorably and uniformly arranged to comprehensively detect the pile body 1.
In this embodiment, the drainage channel 11 is a cylindrical channel and is coaxial with the pile body 1. In order to firmly fix the inclinometer 4 at the central position of the drainage channel 11, the precast concrete pile provided by the present embodiment further comprises a fixing structure, wherein the fixing structure comprises a plurality of fixing rods 311, one end of each fixing rod 311 is connected to the outer wall of the inclinometer 4, and the other end is connected to the inner wall of the drainage channel 11. The plurality of fixing rods 311 are distributed in multiple layers along the axial direction of the pile body 1, and the plurality of fixing rods 311 in each layer are uniformly distributed around the inclinometer 4. In this embodiment, the fixing rod 311 is a stainless steel rod member, and has two layers, and each layer has four stainless steel rod members.
Preferably, the bottom end of the sounding pipe 5 is embedded into the pile body 1, and the top end of the sounding pipe 5 is higher than the top end of the pile body 1 by more than 10 cm, so that the placement and detection of the sound wave detection device are facilitated.
The precast concrete pile provided in this embodiment is precast in the following steps:
firstly, erecting a reinforcement cage 2 in a concrete pile mould, welding stainless steel rod pieces, welding one end of each layer of four stainless steel rod pieces to the reinforcement cage 2, placing an inclinometer 4 in a space surrounded by the other end of the reinforcement cage, and bonding the inclinometer 4 with the end parts of the stainless steel rod pieces in the circumferential direction by adopting high polymer adhesive;
then, uniformly distributing and binding three sounding pipes 5 on the inner side of the reinforcement cage 2 in the circumferential direction, and enabling the top of each sounding pipe 5 to be higher than the top end of the concrete pile mould by more than 10 cm;
and finally, pouring concrete into the concrete pile mould, filling a water permeable material into the drainage channel 11 to form a water permeable part 7 after the precast concrete pile meets the strength requirement, and fixing the filter screen 8 at the outlet end of the drainage side hole 12 to finish the prefabrication of the precast concrete pile.
When the precast concrete pile provided by the embodiment is used, the precast concrete pile is firstly driven into a soil body, the inclinometer is then placed into the inclinometer tube 4, the sound wave detection device is placed into the sound wave detection tube 5, the concrete pile can keep good soil body drainage and can also monitor the soil body inclination deformation condition in real time, the quality condition of the pile body 1 can be detected before and after construction, the construction process and the construction difficulty are simplified, the construction efficiency is improved, the cost of immersed tubes or pore-forming is saved, and the construction quality is improved.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A precast concrete pile, comprising:
the water drainage pile comprises a pile body (1), a water drainage channel (11) is axially arranged, a plurality of water drainage side holes (12) are arranged on the outer side wall of the pile body (1) at intervals, and the water drainage side holes (12) are communicated with the water drainage channel (11);
the reinforcement cage (2) is embedded in the pile body (1);
the inclination measuring pipe (4) is fixedly arranged in the drainage channel (11), the inclination measuring pipe (4) and the pile body (1) are coaxially arranged, and the inclination measuring pipe (4) is used for placing an inclinometer;
the acoustic pipe pile comprises a plurality of acoustic pipes (5) buried in a pile body (1) at intervals, wherein the acoustic pipes (5) are parallel to the axial direction of the pile body (1), and the acoustic pipes (5) are used for placing an acoustic wave detection device.
2. The precast concrete pile according to claim 1, further comprising a pile head (6), wherein the pile head (6) is connected to a bottom end of the pile body (1), and the pile head (6) is conical and is integrally formed with the pile body (1).
3. The precast concrete pile according to claim 1, further comprising a water permeable part (7), wherein the water permeable part (7) is filled in a gap between the drainage channel (11) and the inclinometer pipe (4).
4. The precast concrete pile according to claim 1, further comprising a filter screen (8), wherein the filter screen (8) is disposed in the drainage side hole (12).
5. The precast concrete pile according to claim 1, wherein the drainage side holes (12) are distributed in a plurality of rows at equal intervals in the circumferential direction around the pile body (1), the axial distance between two adjacent drainage side holes (12) in each row decreases in turn from the top end to the bottom end of the pile body (1), and the drainage side holes (12) in two adjacent rows are staggered in the axial direction.
6. Precast concrete pile according to claim 1, characterized in that a plurality of said sounding pipes (5) are evenly circumferentially arranged around the axial direction of the pile body (1).
7. Precast concrete pile according to claim 1, characterized by further comprising a fixing structure comprising a plurality of fixing rods (311), one end of said fixing rods (311) being connected to the outer wall of the inclinometer tube (4) and the other end being connected to the reinforcement cage (2) and buried inside the pile body (1).
8. Precast concrete pile according to claim 7, characterized in that a plurality of said fixing rods (311) are distributed in multiple layers along the axial direction of the pile body (1), the plurality of said fixing rods (311) in each layer being arranged evenly around the inclinometer tube (4).
9. The precast concrete pile according to claim 1, wherein the flow area of the inlet of the lateral drainage hole (12) is 6-10% of the area of the outer sidewall of the pile body (1), and the outlet of the lateral drainage hole (12) is communicated with the drainage channel (11).
10. The precast concrete pile according to claim 1, wherein the bottom end of the sounding pipe (5) is buried in the pile body (1), and the top end of the sounding pipe (5) is higher than the top end of the pile body (1) by more than 10 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020191454.2U CN211816199U (en) | 2020-02-21 | 2020-02-21 | Precast concrete pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020191454.2U CN211816199U (en) | 2020-02-21 | 2020-02-21 | Precast concrete pile |
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| Publication Number | Publication Date |
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| CN211816199U true CN211816199U (en) | 2020-10-30 |
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| CN202020191454.2U Active CN211816199U (en) | 2020-02-21 | 2020-02-21 | Precast concrete pile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927698A (en) * | 2021-10-14 | 2022-01-14 | 赵进韬 | High-efficient prefabricating machine of grassland rail concrete pile |
| CN114324605A (en) * | 2021-12-23 | 2022-04-12 | 陕西省建筑科学研究院有限公司 | Device and method for detecting compactness of steel pipe concrete |
-
2020
- 2020-02-21 CN CN202020191454.2U patent/CN211816199U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927698A (en) * | 2021-10-14 | 2022-01-14 | 赵进韬 | High-efficient prefabricating machine of grassland rail concrete pile |
| CN114324605A (en) * | 2021-12-23 | 2022-04-12 | 陕西省建筑科学研究院有限公司 | Device and method for detecting compactness of steel pipe concrete |
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