CN211571697U - Building ground pile structure - Google Patents
Building ground pile structure Download PDFInfo
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- CN211571697U CN211571697U CN201922314607.8U CN201922314607U CN211571697U CN 211571697 U CN211571697 U CN 211571697U CN 201922314607 U CN201922314607 U CN 201922314607U CN 211571697 U CN211571697 U CN 211571697U
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Abstract
The utility model relates to a building ground pile technical field specifically is a building ground pile structure, the inside central point of ground pile body puts and is provided with cylindrical cavity, and cylindrical cavity runs through the upper surface of ground pile body, the inside cylindrical cavity endotheca of ground pile body is equipped with the sleeve, the sleeve is bottom surface open-ended cylindrical shell structure, and the outer wall of sleeve lower half fixedly connected with ring platform all around, the inner chamber of sleeve is provided with the center tube, the top of center tube runs through the upper surface of sleeve, and the top of center tube is connected with the upper surface fixed of sleeve, it is equipped with miniature pile respectively to overlap in a plurality of round holes that set up along the incline direction in the wall body of ground pile body lower half, the top of miniature pile sets up to the pointed end, and the bottom of miniature pile is placed on the upper surface of ring platform, the top opening part of seting up the round hole in; not only improved the intensity of ground stake body self, solved the less problem of anchor power of present single ground stake moreover.
Description
Technical Field
The utility model relates to a building ground stake technical field specifically is a building ground stake structure.
Background
The pile foundation is a foundation form with high bearing capacity, wide application range and long history. With the improvement of production level and the development of scientific technology, the type, process, design theory, calculation method and application range of the pile foundation are greatly developed, and the method is widely applied to projects such as high-rise buildings, ports, bridges and the like. The pile foundation is a deep foundation which is formed by connecting the tops of a plurality of piles into a whole through a bearing platform and bears dynamic and static loads together, the piles are vertical or inclined foundation components arranged in soil and are used for penetrating through a soft high-compressibility soil layer or water and transmitting the loads borne by the piles to a harder, denser or less compressible foundation bearing layer, and the piles in the pile foundation are generally called ground piles.
Ground piles can be divided into precast piles and cast-in-place piles according to construction modes. The precast pile is mainly prefabricated by reinforced concrete and is hammered into the ground by a pile driver. Its advantages are saving raw materials, high strength and high adaptability to building.
However, when the ground piles are used for anchoring at present, the anchoring force provided by a single ground pile is small, the requirement can be met by driving a large number of ground piles, time and labor are wasted, and the method is not economical.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a building ground stake structure for solve the less problem of anchor power of present single ground stake.
In order to achieve the above object, the utility model provides a following technical scheme: a building ground pile structure comprises a ground pile body, wherein the top end and the bottom end of the ground pile body are respectively provided with a connecting flange and a pile tip, a cylindrical cavity is arranged at the center position inside the ground pile body and penetrates through the upper surface of the ground pile body, a sleeve is sleeved in the cylindrical cavity inside the ground pile body and is of a cylindrical shell structure with an opening in the bottom surface, a circular ring platform is fixedly connected to the periphery of the outer wall of the lower half portion of the sleeve, a central pipe is arranged in the inner cavity of the sleeve, the top end of the central pipe penetrates through the upper surface of the sleeve, the top end of the central pipe is fixedly connected with the upper surface of the sleeve, micro piles are respectively sleeved in a plurality of circular holes formed in the wall body of the lower half portion of the ground pile body in the inclined direction, the top ends of the micro piles are arranged to be pointed ends, and the bottom ends of the micro, the top end opening part of the wall body of the ground pile, which is provided with the round hole, is embedded with the blocking piece.
Preferably, the circular truncated cone is in a shape of a circular truncated cone as a whole.
Preferably, the bottom end of the micro-pile is provided with a spherical convex structure.
Preferably, an included angle between an axis of the round hole formed in the wall body of the ground pile body and the central axis of the ground pile body is 30-45 degrees.
Preferably, a steel reinforcement cage is sleeved between the inner wall of the sleeve and the outer wall of the central pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a ground pile body is hammered into the ground layer, then the concrete is poured from the bottom of the inner cavity of the ground pile body through the central tube, and the sleeve is lifted up synchronously; when lifting the sleeve, exert ascending apical force in the slant through the ring platform to the miniature stake, so that the miniature stake pushes up the closure piece, and pierce the stratum around the ground stake body in the slant, when the sleeve was proposed ground stake body inner chamber completely, all miniature stakes all pierced in the stratum, and ground stake body inner chamber is filled with concrete, has not only strengthened the intensity of ground stake body self, and through the miniature stake of piercing the stratum, has improved the anchoring force of ground stake body greatly.
Drawings
FIG. 1 is a schematic sectional view of the whole structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1;
FIG. 3 is a schematic view of the overall structure of the present invention;
fig. 4 is a schematic view of the sleeve according to the present invention.
In the figure: 1-a ground pile body; 11-pile tip; 12-a connecting flange; 13-blocking piece; 2-a sleeve; 21-a circular ring table; 3-a central tube; 4-a micro pile; and 5-a reinforcement cage.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution, a construction ground pile structure, comprising a ground pile body 1, wherein the top end and the bottom end of the ground pile body 1 are respectively provided with a connecting flange 12 and a pile tip 11, a cylindrical cavity is arranged at the center position inside the ground pile body 1 and penetrates the upper surface of the ground pile body 1, a sleeve 2 is sleeved inside the cylindrical cavity inside the ground pile body 1, the sleeve 2 is a cylindrical shell structure with an open bottom surface, a circular ring platform 21 is fixedly connected around the outer wall of the lower half part of the sleeve 2, a central tube 3 is arranged in the inner cavity of the sleeve 2, the top end of the central tube 3 penetrates the upper surface of the sleeve 2, the top end of the central tube 3 is fixedly connected with the upper surface of the sleeve 2, micro piles 4 are respectively sleeved in a plurality of circular holes arranged in the wall body of the lower half part of the ground pile body 1 along the inclined direction, the, and the bottom of the miniature pile 4 is arranged on the upper surface of the circular platform 21, and the opening at the top end of the circular hole formed in the wall body of the ground pile body 1 is embedded with the plugging piece 13.
In conclusion, when the pile is used, the pile body 1 is hammered into the ground layer by using a pile driver, then concrete is poured from the bottom of the inner cavity of the pile body 1 through the central tube 3, the concrete is self-sealing concrete with slump of 180-220mm, the sleeve 2 is lifted synchronously, and the sleeve 2 and the central tube 3 are lifted synchronously; when carrying sleeve 2 upward, exert ascending apical force in the slant through ring platform 21 to miniature stake 4, so that miniature stake 4 backs up blanking plug 13, and pierce in the stratum around ground stake body 1 in the slant, when sleeve 2 is carried out ground stake body 1 inner chamber completely, all miniature stakes 4 all pierce in the stratum, and 1 inner chamber of ground stake body is filled with the concrete, not only strengthened the intensity of ground stake body 1 self, and through the miniature stake 4 of piercing the stratum, the anchor power of ground stake body has been improved greatly.
In this embodiment, the circular platform 21 is a circular truncated cone shape as a whole, so that when the sleeve 2 is lifted, the circular platform 21 applies an upward oblique jacking force to the micro-pile 4 through the bottom end of the micro-pile 4, so that the micro-pile 4 can smoothly jack the plugging sheet 13 and penetrate into the formation.
In this embodiment, the bottom end of the micro-pile 4 is provided with a spherical convex structure; so that the circular platform 21 further facilitates smooth penetration of the micropile 4 into the formation in use.
In this embodiment, an included angle between an axis of the circular hole formed in the wall body of the ground pile body 1 and a central axis of the ground pile body 1 is 30-45 °.
In this embodiment, the cover is equipped with steel reinforcement cage 5 between 2 inner walls of sleeve and the 3 outer walls of center tube for during the use, the self intensity of pile body 1 is further strengthened.
The working principle is as follows: when the pile is used, the pile body 1 is hammered into the stratum by using a pile driver, then concrete is poured from the bottom of an inner cavity of the pile body 1 through the central tube 3, the concrete is self-sealing concrete with slump of 180-220mm, the sleeve 2 is lifted synchronously, and the sleeve 2 and the central tube 3 are lifted synchronously; the reinforcement cage 5 is compacted at the bottom by concrete so as to be left in the inner cavity of the ground pile body 1; when carrying sleeve 2 upward, exert ascending apical force in the slant through ring platform 21 to miniature stake 4, so that miniature stake 4 backs up blanking plug 13, and pierce in the stratum around ground stake body 1 in the slant, when sleeve 2 is carried out ground stake body 1 inner chamber completely, all miniature stakes 4 all pierce in the stratum, and 1 inner chamber of ground stake body is filled with the concrete, not only strengthened the intensity of ground stake body 1 self, and through the miniature stake 4 of piercing the stratum, the anchor power of ground stake body has been improved greatly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a building ground pile structure, includes ground pile body (1), the top and the bottom of ground pile body (1) are provided with flange (12) and stake point (11) respectively, its characterized in that: the ground pile is characterized in that a cylindrical cavity is arranged in the center of the interior of the ground pile body (1) and penetrates through the upper surface of the ground pile body (1), a sleeve (2) is sleeved in the cylindrical cavity of the interior of the ground pile body (1), the sleeve (2) is of a cylindrical shell structure with an opening in the bottom surface, a circular ring table (21) is fixedly connected to the periphery of the outer wall of the lower half portion of the sleeve (2), a central tube (3) is arranged in an inner cavity of the sleeve (2), the top end of the central tube (3) penetrates through the upper surface of the sleeve (2), the top end of the central tube (3) is fixedly connected with the upper surface of the sleeve (2), micro piles (4) are respectively sleeved in a plurality of circular holes formed in the wall of the lower half portion of the ground pile body (1) along the inclined direction, the top ends of the micro piles (4) are arranged to be pointed ends, the bottoms of the micro piles (4) are, the top end opening part of the round hole formed in the wall body of the ground pile body (1) is embedded with the blocking piece (13).
2. A construction ground pile structure according to claim 1, characterised in that: the circular truncated cone (21) is in a shape of a circular truncated cone as a whole.
3. A construction ground pile structure according to claim 1, characterised in that: the bottom end of the micro pile (4) is provided with a spherical convex surface structure.
4. A construction ground pile structure according to claim 1, characterised in that: the included angle between the axis of the round hole arranged in the wall body of the ground pile body (1) and the central axis of the ground pile body (1) is 30-45 degrees.
5. A construction ground pile structure according to claim 1, characterised in that: a steel reinforcement cage (5) is sleeved between the inner wall of the sleeve (2) and the outer wall of the central tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922314607.8U CN211571697U (en) | 2019-12-20 | 2019-12-20 | Building ground pile structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922314607.8U CN211571697U (en) | 2019-12-20 | 2019-12-20 | Building ground pile structure |
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| Publication Number | Publication Date |
|---|---|
| CN211571697U true CN211571697U (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922314607.8U Active CN211571697U (en) | 2019-12-20 | 2019-12-20 | Building ground pile structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944157A (en) * | 2021-11-02 | 2022-01-18 | 浙大宁波理工学院 | Anti-pulling type tubular pile with barbs |
| CN115404880A (en) * | 2022-09-28 | 2022-11-29 | 山西冶金岩土工程勘察有限公司 | Supporting pile construction process |
-
2019
- 2019-12-20 CN CN201922314607.8U patent/CN211571697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944157A (en) * | 2021-11-02 | 2022-01-18 | 浙大宁波理工学院 | Anti-pulling type tubular pile with barbs |
| CN115404880A (en) * | 2022-09-28 | 2022-11-29 | 山西冶金岩土工程勘察有限公司 | Supporting pile construction process |
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