CN220318502U

CN220318502U - Engineering pile

Info

Publication number: CN220318502U
Application number: CN202320703505.9U
Authority: CN
Inventors: 潘博; 俞得水; 刘荣洋; 李建强
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2024-01-09
Anticipated expiration: 2033-04-03

Abstract

The utility model belongs to the technical field of constructional engineering, and particularly relates to an engineering pile which comprises a pile body, wherein the pile body is a hollow cylinder, a steel bar frame is arranged in the side wall of the pile body, an impact cone head is arranged on the lower side of the pile body, a plunger rod is fixedly connected to the middle part of the upper side of the impact cone head, a core rod is inserted on the upper side of the plunger rod, the core rod is inserted with the pile body, an impact end is fixedly connected to the upper end of the core rod, the diameter of the impact end is larger than the inner diameter of the pile body, and the cross section of the upper side surface of the impact cone head is equal to the cross section of the outer wall of the pile body. When piling, drive the impact cone head through the plug and break the soil horizon, in this in-process, the plug receives the main impact force of pile driver, and the impact cone head bears the reaction force of soil, and the pile body only need follow the impact cone head subside can, and the resistance that the pile body received and the impact force that bears greatly reduced, and the plug can directly be followed the inserted bar and pulled out, convenient to detach.

Description

Engineering pile

Technical Field

The utility model belongs to the technical field of constructional engineering, and particularly relates to an engineering pile.

Background

The reinforced concrete prestressed pipe pile is also called a concrete precast pile, which is one kind of engineering pile, and is generally prefabricated in a prefabricated member processing factory, maintained, transported to a construction site after reaching the design strength, driven into the soil by a pile driver, and then a bearing platform girder (plate) foundation is poured at the top of the pile. In order to resist hammering and penetrating through soil layers, stirrups are encrypted at pile tops and pile tip parts, and main reinforcements at the pile tip parts are bent and welded on a core rod. Although the pile top and the pile tip part are provided with the encryption stirrup reinforcing strength, the impact property of the pile tip and the structural strength of the pile body are increased through the core rod, when the pile is driven at present, the pile tip still plays a main impact role, when the pile driver blows the pile top and the pile tip is driven to sink, the middle of the pile body still can bear larger pressure, and the core rod is welded with the pile tip main rib, so that the pile is not easy to disassemble in the later stage.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides an engineering pile, it all sets up encryption stirrup reinforcing strength to solve pile bolck and pile point part to increase the impact nature of pile point and the structural strength of pile body through the plug, but at present when sinking the stake, still be the pile point and play main impact effect, pile driver hammering pile bolck, when the pile point is sunk, still can bear great pressure in the middle of the pile body, and the plug welds with the pile point principal muscle, the difficult detachable problem in the later stage.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides an engineering pile, includes the pile body, the pile body is hollow cylinder, the inside reinforcing bar frame that is provided with of lateral wall of pile body, the downside of pile body is provided with the impact cone, the upside middle part fixedly connected with inserted bar of impact cone, the upside of inserted bar is pegged graft there is the plug, the plug is pegged graft with the pile body, the upper end fixedly connected with of plug strikes the end, the diameter of striking the end is greater than the internal diameter of pile body, the upside of impact cone equals with the outer wall cross section of pile body.

The beneficial effects of the utility model are as follows: when piling, drive the impact cone head through the plug and break the soil horizon, in this in-process, the plug receives the main impact force of pile driver, and the impact cone head bears the reaction force of soil, and the pile body only need follow the impact cone head subside can, and the resistance that the pile body received and the impact force that bears greatly reduced, and the plug can directly be followed the inserted bar and pulled out, convenient to detach.

In order to increase the impact resistance of the pile body;

as a further improvement of the above technical scheme: the upper end of the pile body is provided with an upper end body, the lower end of the pile body is provided with a lower end body, the upper end of the core rod penetrates through the upper end body to the upper side, and the lower end of the core rod penetrates through the lower end body to the lower side.

The beneficial effects of this improvement are: the upper end body can increase the bearing capacity of the impact force on the upper side of the pile body, and the lower end body can increase the bearing capacity of the lower end of the pile body.

In order to increase the structural strength of the lower end body and the protection of the steel skeleton;

as a further improvement of the above technical scheme: the steel skeleton is arranged in the middle of the inner side of the lower end body, the steel skeleton is welded with the steel bar frame, reinforcing nails are uniformly and fixedly connected to the inner side wall and the outer side wall of the steel skeleton, the inner side structures of the upper end body and the lower end body are identical, and the outer layers of the upper end body and the lower end body are casting layers.

The beneficial effects of this improvement are: the steel skeleton cooperates the strengthening nail to pour on the skin, when guaranteeing intensity, can wrap up the steel skeleton, increase the protectiveness to the steel skeleton, slow down steel skeleton corrosion.

In order to avoid soil from entering the pile body;

as a further improvement of the above technical scheme: the inner diameter of the baffle ring is equal to the outer diameter of the core rod.

The beneficial effects of this improvement are: the baffle ring can prevent a small amount of soil from entering the pile body through the lower end body in the process that the lower end body sinks.

In order to increase the strength of the pile body;

as a further improvement of the above technical scheme: and reinforcing rings are fixedly connected to the inner side of the pile body at equal intervals.

The beneficial effects of this improvement are: the reinforcing ring can greatly increase the strength of the pile body.

To increase the stability of the core rod;

as a further improvement of the above technical scheme: the inner diameter of the reinforcing ring is equal to the outer diameter of the core rod.

The beneficial effects of this improvement are: the reinforcing ring can limit the core rod and avoid shaking.

In order to increase the post-pouring strength;

as a further improvement of the above technical scheme: the upper side surface of the reinforcing ring is fixedly connected with reinforcing ribs in parallel in a surrounding mode at equal intervals.

The beneficial effects of this improvement are: the reinforcing ribs are convenient to pour after piling and are combined with concrete, so that the pouring caking strength is increased.

To provide buffering;

as a further improvement of the above technical scheme: the upper side fixedly connected with buffer washer of upper end body, buffer washer cup joints in the plug outside, buffer washer sets up between impact end and upper end body.

The beneficial effects of this improvement are: the hammer of the pile driver strikes the impact end and still indirectly acts on the upper end body, and the buffer gasket can increase the buffer performance of acting force from the impact end to the upper end body.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the inside structure of the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with the present utility model;

FIG. 4 is a side cross-sectional view of the lower end body of the present utility model;

in the figure: 1. a pile body; 2. a reinforcing steel bar frame; 3. impact cone head; 4. a rod; 5. a core rod; 6. an impact end; 7. a buffer gasket; 8. an upper end body; 9. a lower end body; 10. a steel skeleton; 11. reinforcing nails; 12. a baffle ring; 13. a reinforcing ring; 14. reinforcing ribs.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-4: an engineering pile comprises a pile body 1, wherein the pile body 1 is a hollow cylinder, a steel bar frame 2 is arranged in the side wall of the pile body 1, an impact cone head 3 is arranged on the lower side of the pile body 1, a plunger rod 4 is fixedly connected to the middle part of the upper side of the impact cone head 3, a core rod 5 is inserted into the upper side of the plunger rod 4, the core rod 5 is inserted into the pile body 1, an impact end 6 is fixedly connected to the upper end of the core rod 5, the diameter of the impact end 6 is larger than the inner diameter of the pile body 1, the cross sections of the upper side surface of the impact cone head 3 and the outer wall of the pile body 1 are equal, the impact cone head is driven by the core rod to break a soil layer during pile driving, in the process, the core rod is subjected to the main impact force of a pile driver, the impact cone head bears the reaction force of soil, the pile body only needs to sink along with the impact cone head, the resistance and the borne impact force of the pile body are greatly reduced, the core rod can be directly pulled out from the inserting rod, the disassembly is convenient, the upper end of the pile body 1 is provided with an upper end body 8, the lower end of the pile body 1 is provided with a lower end body 9, the upper end of the core rod 5 penetrates through the upper end body 8 to the upper side, the lower end of the core rod 5 penetrates through the lower end body 9 to the lower side, the upper end body can increase the bearing capacity of the upper side impact force of the pile body, the lower end body can increase the bearing capacity of the lower end of the pile body, the middle part of the inner side of the lower end body 9 is provided with a steel skeleton 10, the steel skeleton 10 is welded with a steel bar frame 2, the inner side wall and the outer side wall of the steel skeleton 10 are uniformly and fixedly connected with reinforcing nails 11, the inner side structures of the upper end body 8 and the lower end body 9 are identical, the outer layers of the upper end body 8 and the lower end body 9 are casting layers, the steel skeleton is matched with the reinforcing nails to perform outer casting, the steel skeleton can wrap the steel skeleton while ensuring the strength, the protection performance on the steel skeleton is increased, the steel skeleton corrosion is slowed down, the inside wall downside fixedly connected with baffle ring 12 of lower extreme body 9, baffle ring 12 cup joints in the plug 5 outside, baffle ring 12's internal diameter equals with the external diameter of plug 5, baffle ring 12 can be in-process at lower extreme body 9 subsidence, avoids a small amount of earth to get into in the pile body 1 through lower extreme body 9, the inboard equidistance fixedly connected with stiffening ring 13 of pile body 1, stiffening ring 13 can greatly increase pile body intensity, the internal diameter of stiffening ring 13 equals with the external diameter of plug 5, and the stiffening ring can restrict the plug, avoids its rocking, the equal equidistant fixedly connected with strengthening rib 14 side by side of upper side of stiffening ring 13, the strengthening rib is convenient for pour after the pile, combines with concrete, increases to pour the caking intensity, the upside fixedly connected with cushion ring 7 of upper end body 8, cushion ring 7 cup joints in the plug 5 outside, cushion ring 7 sets up between impact end 6 and upper end body 8, and pile driver impact end 6 can still indirectly act on upper end body 8, can increase the cushion ring performance to the cushion ring 8 between the impact end 8.

The working principle and the using flow of the utility model are as follows:

when the pile driver is used, after the pile driving position is calibrated, the pile body 1 is lifted, then the core rod 5 is inserted from the upper end of the pile body 1, and is inserted from the lower end of the pile body 1, then the lower end of the core rod 5 is inserted on the inserted rod 4 and is pressed downwards, then the pile body 1 is vertically fixed, the lower end of the impact cone head 3 is aligned with the pile driving calibration point, the impact end 6 is hammered by the pile driver, after the impact end 6 is hammered, the impact cone head 3 is directly acted on by the core rod 5, the impact cone head 3 is subjected to impact force, the tip end of the impact cone head 3 is directly acted on ground to break soil, the soil is pushed to the periphery, the impact cone head 3 is continuously impacted to sink, after the impact cone head 3 is sunk, the impact cone head 3 is pushed by the impact end 6, the upper end 8 pushes the pile body 1 to sink synchronously until the set depth is reached, after the core rod 5 is pulled up by the impact end 6, the upper end 8 is continuously hammered by the pile driver, the pile body 1 is driven to sink the lower end 9 by the impact cone body 8 after the impact cone 8 is received, and finally the pile body 1 is pressed into the pile body by the concrete, and the pile body is gradually poured into the pile body 1 after the pile body is opened.

It should be noted that, in this document, 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.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. An engineering pile, characterized in that: including pile body (1), pile body (1) is hollow cylinder, the inside reinforcing bar frame (2) that is provided with of lateral wall of pile body (1), the downside of pile body (1) is provided with and strikes conical head (3), the upside middle part fixedly connected with inserted bar (4) of striking conical head (3), peg graft in the upside of inserted bar (4) has plug (5), plug (5) peg graft with pile body (1), the upper end fixedly connected with of plug (5) strikes end (6), the diameter of striking end (6) is greater than the internal diameter of pile body (1), the upside of striking conical head (3) equals with the outer wall cross section of pile body (1).

2. An engineered pile according to claim 1, wherein: the upper end of pile body (1) is provided with upper end body (8), the lower extreme of pile body (1) is provided with lower end body (9), the upper end of plug (5) is run through upper end body (8) to the upside, the lower extreme of plug (5) is run through lower end body (9) to the downside.

3. An engineered pile according to claim 2, wherein: the steel skeleton structure is characterized in that a steel skeleton (10) is arranged in the middle of the inner side of the lower end body (9), the steel skeleton (10) is welded with the steel bar frame (2), reinforcing nails (11) are uniformly and fixedly connected to the inner side wall and the outer side wall of the steel skeleton (10), the inner side structures of the upper end body (8) and the lower end body (9) are identical, and the outer layers of the upper end body (8) and the lower end body (9) are casting layers.

4. An engineered pile according to claim 2, wherein: the inner side wall downside fixedly connected with keeps off ring (12) of lower extreme body (9), keep off ring (12) cup joint in the plug (5) outside, the internal diameter of keeping off ring (12) equals with the external diameter of plug (5).

5. An engineered pile according to claim 1, wherein: the inner side of the pile body (1) is fixedly connected with reinforcing rings (13) at equal intervals.

6. An engineered pile as in claim 5, wherein: the inner diameter of the reinforcing ring (13) is equal to the outer diameter of the core rod (5).

7. An engineered pile as in claim 5, wherein: the upper side surfaces of the reinforcing rings (13) are all equidistantly and circumferentially connected with reinforcing ribs (14) in parallel.

8. An engineered pile according to claim 2, wherein: the upper side of the upper end body (8) is fixedly connected with a buffer gasket (7), the buffer gasket (7) is sleeved on the outer side of the core rod (5), and the buffer gasket (7) is arranged between the impact end (6) and the upper end body (8).