CN219547779U - Supporting structure for pile foundation - Google Patents
Supporting structure for pile foundation Download PDFInfo
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- CN219547779U CN219547779U CN202320925182.8U CN202320925182U CN219547779U CN 219547779 U CN219547779 U CN 219547779U CN 202320925182 U CN202320925182 U CN 202320925182U CN 219547779 U CN219547779 U CN 219547779U
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- sleeve
- pile foundation
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- hinged
- sliding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a support structure for a pile foundation, which comprises a pile foundation body, wherein a reinforcement is sleeved at the bottom end of the pile foundation body, a sliding sleeve is sleeved on the pile foundation body in a sliding manner, and the bottom surface of the sliding sleeve is abutted with the top surface of the reinforcement; a plurality of support rod assemblies are hinged to the circumference of the outer side of the sliding sleeve, and a positioning seat assembly is hinged to one end, away from the sliding sleeve, of each support rod assembly. The length of the supporting rod can be adjusted to adapt to pile foundations with different heights; the impact resistance of the structure is enhanced by the buffer structure, and meanwhile, the damage of the pile foundation under the impact is avoided; the pretightening force is arranged during supporting, and the supporting effect is good.
Description
Technical Field
The utility model belongs to the technical field of pile foundation structures, and particularly relates to a supporting structure for a pile foundation.
Background
Pile foundation is a deep foundation formed by piles and pile caps (called caps for short) connected with the tops of the piles or a single pile foundation connected with the pile foundation by the piles, called pile caps for short. Pile foundations are widely used in high-rise buildings. With the continuous development of the pipe piles, pile foundations increasingly use the pipe piles as supporting foundations. In the process of supporting the building, the pile foundation sometimes generates oblique stress, namely, the pressure to which the pile foundation is subjected is not vertical downward, but is oblique, the oblique pressure can cause instability of the pile foundation, particularly in a bottom building, the pile foundation is shorter, so that the pile foundation is fewer in the underground part, and under the condition of generating the oblique stress, the pile foundation has the risk of generating inclination, so that the supporting effect of the pile foundation is unstable.
Chinese patent with publication No. CN217630160U discloses a pile foundation reinforced structure for road and bridge engineering, including pile foundation positioning base, pile foundation positioning base top middle part is provided with the pile foundation post, pile foundation post surface one side is located pile foundation positioning base top department cover and is equipped with fixed positioning base, fixed positioning base top limit portion equidistance is installed the ground nail, fixed positioning base top middle part equidistance welding has the backup pad, the sliding tray has been seted up to backup pad top middle part symmetry, sliding tray inside slidable mounting has the sliding rod, the connecting block is installed to the sliding rod top, connecting block top fixed mounting has the arc, connecting block surface one side middle part welding has the mount No. one, fixed positioning base top limit portion equidistance welding has the mount No. two. According to the technology, an inclined rigid structure is used as a support, on one hand, the rigid support structure lacks buffering when being subjected to severe vibration and is easy to break, and the support structure lacks pretightening force and is poor in support effect; on the other hand, the height and the angle of the inclined support are inconvenient to adjust, and the inclined support cannot adapt to pile foundations with different heights.
For this purpose, a support structure for pile foundations is proposed.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a supporting structure for pile foundations.
In order to achieve the above object, the present utility model provides a support structure for pile foundation, comprising: the pile foundation comprises a pile foundation body, wherein a reinforcement is sleeved at the bottom end of the pile foundation body, a sliding sleeve is sleeved on the pile foundation body in a sliding manner, and the sliding sleeve is arranged corresponding to the reinforcement;
the outer side of the sliding sleeve is circumferentially hinged with a plurality of support rod assemblies, and one end, far away from the sliding sleeve, of each support rod assembly is hinged with a positioning seat assembly;
the support rod assembly comprises a first sleeve, a second sleeve, a telescopic rod and a first spring, the top end of the first sleeve is hinged with the sliding sleeve, and the bottom end of the second sleeve is hinged with the positioning seat assembly; the top end of the telescopic rod is in sliding connection with the first sleeve, and the bottom end of the telescopic rod is in threaded connection with the second sleeve; the first spring is arranged in the first sleeve, one end of the spring is fixedly connected with the top end of the interior of the first sleeve, and the other end of the spring is fixedly connected with the top end of the telescopic rod.
Preferably, the positioning seat assembly comprises a positioning base, a screw rod penetrating through the positioning base and rotationally connected with the positioning base, and a sliding block sleeved on the screw rod; the top end of the sliding block is hinged with the bottom end of the second sleeve; the two sides of the sliding block are respectively provided with a moving block, the moving blocks are in threaded connection with the screw rod, and a second spring is arranged between the moving blocks and the sliding block; one end of the screw rod penetrates out of the side surface of the positioning base and is fixedly connected with a rotating handle.
Preferably, the second sleeve comprises a hinged section, a hollow section and a threaded section; the hinge section is hinged with the top of the sliding block, the hinge section is fixedly connected with the hollow cylinder section, the hollow cylinder section is rotationally connected with the thread section, and threads are arranged on the inner side of the thread section; the outer wall of the lower end of the telescopic rod is provided with threads matched with the inner wall of the thread section.
Preferably, the top end of the telescopic rod is provided with a protrusion, the bottom end of the first sleeve is provided with a clamping ring, and the protrusion is matched with the clamping ring.
Preferably, the reinforcement comprises a cylinder section and a disc section which are fixedly connected with each other, and a plurality of reinforcing ribs are fixedly connected with the side surface of the cylinder section and the top surface of the disc section.
Preferably, the two sides of the sliding sleeve extend outwards to form a protection pipe, and the bottom surface of the protection pipe below is abutted with the top surface of the reinforcement.
Preferably, the thread section is provided with anti-slip lines on the outer side.
Compared with the prior art, the utility model has the following advantages and technical effects:
1. the reinforcement is sleeved at a stress point where the pile foundation body is in contact with the ground, when the pile foundation body is inclined, inclined stress is conducted to the side face of the reinforcement and is further conducted between the bottom face of the reinforcement and the ground, so that the reinforcement can generate reverse supporting force on the inclination of the pile foundation body, the pile foundation body is not easy to incline, and the supporting stability of the pile foundation body is improved;
2. the sliding sleeve is sleeved above the reinforcement and is in contact with the reinforcement, the reinforcement provides vertical supporting force for the sliding sleeve, so that vertical pressure generated on the pile foundation body by directly fixedly connecting the sliding sleeve on the pile foundation body is avoided, and the pile foundation body is prevented from sinking;
3. the bracing piece subassembly uses the positioning seat subassembly to provide holding power to the pile foundation body from the pile foundation body all around evenly as the fulcrum, prevents pile foundation body slope. In the support rod assembly, the telescopic rod is in threaded connection with the second sleeve, and the integral length of the support rod assembly can be adjusted, so that the support structure can adapt to pile foundation bodies with different heights;
4. when the telescopic rod assembly is used, the first spring between the telescopic rod assembly and the first sleeve is in a stretching state, a certain pretightening force is provided for supporting the supporting rod assembly, the supporting effect is enhanced, meanwhile, the first spring can also be used as a buffer structure when the pile foundation body is inclined, and the damage to the structure or the pile foundation body caused by rigid supporting of the supporting structure is reduced;
5. the distance between the bottom end of the supporting rod assembly and the pile foundation body can be adjusted by the positioning seat assembly, so that the supporting angle of the supporting rod assembly can be adjusted, and the second springs in the supporting seat assembly are arranged on two sides of the sliding block and can serve as buffering for the left-right movement of the sliding block, so that the impact resistance of the whole structure is enhanced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the external structure of a support structure for pile foundation according to the present utility model;
FIG. 2 is a semi-sectional view of a support structure for pile foundations according to the present utility model;
FIG. 3 is a top view of a support structure for pile foundation according to the present utility model;
FIG. 4 is an enlarged view of FIG. 2A in accordance with the present utility model;
in the figure: 1. pile foundation body; 2. a reinforcement; 3. a sliding sleeve; 4. a first sleeve; 5. a second sleeve; 6. a telescopic rod; 7. a first spring; 8. positioning a base; 9. a screw; 10. a slide block; 11. a moving block; 12. a second spring; 13. rotating the handle; 14. reinforcing ribs; 15. anti-skid lines; 31. a protective tube; 51. a hinge section; 52. an empty cylinder section; 53. a threaded section; 61. a protrusion; 41. a clasp; 21. a cylindrical section; 22. a disc segment.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1 to 4, the present embodiment provides a support structure for pile foundation, comprising: the pile foundation comprises a pile foundation body 1, wherein a reinforcement 2 is sleeved at the bottom end of the pile foundation body 1, a sliding sleeve 3 is sleeved on the pile foundation body 1 in a sliding manner, and the sliding sleeve 3 is correspondingly arranged with the reinforcement 2;
the outer side of the sliding sleeve 3 is hinged with a plurality of support rod assemblies in the circumferential direction, and one end, far away from the sliding sleeve 3, of each support rod assembly is hinged with a positioning seat assembly;
the support rod assembly comprises a first sleeve 4, a second sleeve 5, a telescopic rod 6 and a first spring 7, wherein the top end of the first sleeve 4 is hinged with the sliding sleeve 3, and the bottom end of the second sleeve 5 is hinged with the positioning seat assembly; the top end of the telescopic rod 6 is in sliding connection with the first sleeve 4, and the bottom end of the telescopic rod 6 is in threaded connection with the second sleeve 5; the first spring 7 is arranged in the first sleeve 4, one end of the spring is fixedly connected with the top end of the first sleeve 4, and the other end of the spring is fixedly connected with the top end of the telescopic rod 6.
When in use, the reinforcement 2 is sleeved at the bottom of the pile foundation body 1 and is contacted with the ground; the reinforcement 2 is sleeved at a stress point where the pile foundation body 1 contacts with the ground, when the pile foundation body 1 is inclined, inclined stress is conducted to the side face of the reinforcement 2 and is further conducted between the bottom face of the reinforcement 2 and the ground, so that the reinforcement 2 can generate reverse supporting force on the inclination of the pile foundation body 1, the pile foundation body 1 is not easy to incline, and the supporting stability of the pile foundation body 1 is improved; the sliding sleeve 3 is sleeved above the reinforcement 2 and is in contact with the reinforcement 2, the reinforcement 2 provides vertical supporting force for the sliding sleeve 3, so that vertical pressure generated on the pile foundation body 1 by directly fixedly connecting the sliding sleeve 3 on the pile foundation body 1 is avoided, and the pile foundation body 1 is prevented from sinking; one end of the supporting rod component is fixedly connected with the sliding sleeve 3, the other end of the supporting rod component is fixedly connected with the positioning seat component, and the supporting rod component uniformly provides supporting force for the pile foundation body 1 from the periphery of the pile foundation body 1 by taking the positioning seat component as a fulcrum so as to prevent the pile foundation body 1 from inclining. In the supporting rod assembly, the telescopic rod 6 is in threaded connection with the second sleeve 5, and the integral length of the supporting rod assembly can be adjusted, so that the supporting structure can adapt to pile foundation bodies 1 with different heights; when the telescopic rod 6 is used, the first spring 7 between the telescopic rod 6 and the first sleeve 4 is in a stretched state, a certain pretightening force is provided for supporting the supporting rod assembly, the supporting effect is enhanced, meanwhile, the first spring 7 can also be used as a buffer structure when the pile foundation body 1 is inclined, and the damage to the structure or the pile foundation body 1 caused by the rigid supporting of the supporting structure is reduced; the positioning seat assembly can adjust the distance between the bottom end of the supporting rod assembly and the pile foundation body 1, thereby adjusting the supporting angle of the supporting rod assembly.
In a further optimized scheme, the positioning seat assembly comprises a positioning base 8, a screw rod 9 penetrating through the positioning base 8 and rotationally connected with the positioning base 8, and a sliding block 10 sleeved on the screw rod 9; the top end of the sliding block 10 is hinged with the bottom end of the second sleeve 5; the two sides of the sliding block 10 are respectively provided with a moving block 11, the moving blocks 11 are in threaded connection with the screw 9, and a second spring 12 is arranged between the moving blocks 11 and the sliding block 10; one end of the screw rod 9 penetrates out of the side surface of the positioning base 8 and is fixedly connected with a rotating handle 13.
The positioning seat component is horizontally placed on the ground, the handle 13 is rotated, the screw rod 9 rotates, the screw rod 9 drives the two moving blocks 11 to synchronously move, the second springs 12 on the inner sides of the moving blocks 11 squeeze the sliding blocks 10, the sliding blocks 10 and the moving blocks 11 synchronously move, and the movement of the sliding blocks 10 is convenient for adjusting the supporting angle of the supporting rod component.
Further, the sliding block 10 and the two second springs 12 are sleeved outside the screw 9 and are not contacted with the screw 9.
Further optimized, the second sleeve 5 comprises a hinged section 51, a hollow section 52 and a threaded section 53; the hinged section 51 is hinged with the top of the sliding block 10, the hinged section 51 is fixedly connected with the hollow cylinder section 52, the hollow cylinder section 52 is rotationally connected with the threaded section 53, and threads are arranged on the inner side of the threaded section 53; the outer wall of the lower end of the telescopic rod 6 is provided with threads matched with the inner wall of the thread section 53.
The threaded section 53 is rotated, the inner wall of the threaded section 53 is in threaded connection with the outer wall of the telescopic rod 6, and the telescopic rod 6 can be controlled to stretch and retract in the hollow cylinder section 52 so as to adjust the whole length of the supporting rod assembly.
Further optimizing scheme, telescopic link 6 top is equipped with protruding 61, and first sleeve 4 bottom is equipped with snap ring 41, protruding 61 and snap ring 41 assorted.
The telescopic rod 6 can pass through the inside of the clamping ring 41, and meanwhile, the clamping ring 41 can clamp the bulge 61 at the top end of the telescopic rod 6 to prevent the telescopic rod 6 from falling out of the first sleeve 4.
Further optimized scheme, the reinforcement 2 comprises a cylinder section 21 and a disc section 22 which are fixedly connected with each other, and a plurality of reinforcing ribs 14 are fixedly connected with the side surfaces of the cylinder section 21 and the top surface of the disc section 22.
The reinforcing ribs 14 increase the strength of the junction of the cylindrical section and the disc section, and avoid breakage due to stress concentration at the junction.
In a further optimized scheme, the two sides of the sliding sleeve 3 extend outwards to form a protection tube 31, and the bottom surface of the protection tube 31 below is abutted with the top surface of the reinforcement 2.
The inner wall of the protection pipe 31 is in contact with the outer wall of the pile foundation body 1, so that the contact area between the sliding sleeve 3 and the pile foundation body 1 is increased, the supporting load borne by the pile foundation body 1 is dispersed, the damage to the pile foundation body 1 due to the too concentrated supporting force of the supporting component is prevented, and the integrity of the pile foundation body 1 is protected
Further optimizing scheme, the thread section 53 outside is provided with anti-skidding line 15.
The anti-slip lines 15 can increase the friction between the thread sections 53 and the hands when the user rotates the thread sections 53 to adjust the length of the support rod assembly, so that the rotation is more convenient and labor-saving.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (7)
1. A support structure for pile foundations, comprising: the pile foundation comprises a pile foundation body (1), wherein a reinforcement (2) is sleeved at the bottom end of the pile foundation body (1), a sliding sleeve (3) is sleeved on the pile foundation body (1) in a sliding manner, and the sliding sleeve (3) is arranged corresponding to the reinforcement (2);
a plurality of support rod assemblies are hinged to the outer side of the sliding sleeve (3) in the circumferential direction, and a positioning seat assembly is hinged to one end, away from the sliding sleeve (3), of each support rod assembly;
the support rod assembly comprises a first sleeve (4), a second sleeve (5), a telescopic rod (6) and a first spring (7), wherein the top end of the first sleeve (4) is hinged with the sliding sleeve (3), and the bottom end of the second sleeve (5) is hinged with the positioning seat assembly; the top end of the telescopic rod (6) is in sliding connection with the first sleeve (4), and the bottom end of the telescopic rod (6) is in threaded connection with the second sleeve (5); the first spring (7) is arranged in the first sleeve (4), one end of the spring is fixedly connected with the top end of the interior of the first sleeve (4), and the other end of the spring is fixedly connected with the top end of the telescopic rod (6).
2. The support structure for pile foundations of claim 1, wherein: the positioning seat assembly comprises a positioning base (8), a screw rod (9) penetrating through the positioning base (8) and rotationally connected with the positioning base (8), and a sliding block (10) sleeved on the screw rod (9); the top end of the sliding block (10) is hinged with the bottom end of the second sleeve (5); the two sides of the sliding block (10) are provided with moving blocks (11), the moving blocks (11) are in threaded connection with the screw rod (9), and a second spring (12) is arranged between the moving blocks (11) and the sliding block (10); one end of the screw rod (9) penetrates out of the side surface of the positioning base (8) to be fixedly connected with a rotating handle (13).
3. The support structure for pile foundations of claim 2, wherein: the second sleeve (5) comprises a hinged section (51), a hollow section (52) and a threaded section (53); the hinge section (51) is hinged with the top of the sliding block (10), the hinge section (51) is fixedly connected with the hollow cylinder section (52), the hollow cylinder section (52) is rotationally connected with the thread section (53), and threads are arranged on the inner side of the thread section (53); the outer wall of the lower end of the telescopic rod (6) is provided with threads matched with the inner wall of the thread section (53).
4. The support structure for pile foundations of claim 1, wherein: the telescopic rod is characterized in that a protrusion (61) is arranged at the top end of the telescopic rod (6), a clamping ring (41) is arranged at the bottom end of the first sleeve (4), and the protrusion (61) is matched with the clamping ring (41).
5. The support structure for pile foundations of claim 1, wherein: the reinforcement (2) comprises a cylinder section (21) and a disc section (22) which are fixedly connected with each other, and a plurality of reinforcing ribs (14) are fixedly connected with the side surface of the cylinder section (21) and the top surface of the disc section (22).
6. The support structure for pile foundations of claim 1, wherein: the two sides of the sliding sleeve (3) extend outwards to form a protection pipe (31), and the bottom surface of the protection pipe (31) below is abutted with the top surface of the reinforcement (2).
7. A support structure for pile foundations according to claim 3, wherein: and anti-skid lines (15) are arranged on the outer side of the thread section (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925182.8U CN219547779U (en) | 2023-04-23 | 2023-04-23 | Supporting structure for pile foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925182.8U CN219547779U (en) | 2023-04-23 | 2023-04-23 | Supporting structure for pile foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219547779U true CN219547779U (en) | 2023-08-18 |
Family
ID=87734083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320925182.8U Active CN219547779U (en) | 2023-04-23 | 2023-04-23 | Supporting structure for pile foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219547779U (en) |
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2023
- 2023-04-23 CN CN202320925182.8U patent/CN219547779U/en active Active
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