CN216379489U

CN216379489U - Civil engineering composite pile

Info

Publication number: CN216379489U
Application number: CN202122522481.0U
Authority: CN
Inventors: 王云平; 薛子钎; 王凡; 李国敏
Original assignee: Dalian University
Current assignee: Dalian University
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-26
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a civil engineering composite pile, which comprises a lower support and an upper support, wherein a cavity is embedded in the lower support, a first spring is fixedly connected to the lower surface wall of the cavity, a movable plate is fixedly connected to the telescopic end of the first spring, a top post is arranged above the movable plate, a plurality of uniformly distributed grooves are formed in the two sides of the lower support from bottom to top, limiting strips are connected to the inner surface wall of each groove in a sliding mode, one end of each limiting strip penetrates through each groove and extends into the cavity, a top block is fixedly connected to each limiting strip, and a second spring is sleeved on each limiting strip. According to the utility model, through the mutual matching of the first spring, the movable plate, the top column, the groove, the limiting strip, the top block and the second spring, the phenomenon that the lower column is not easy to fix due to the fact that the surface of the common lower column is smooth can be effectively avoided, and meanwhile, the lower column is convenient to disassemble by workers in the later period.

Description

Civil engineering composite pile

Technical Field

The utility model relates to the technical field of civil engineering composite piles, in particular to a civil engineering composite pile.

Background

Civil engineering refers to the general term of science and technology for building various engineering facilities, and refers to both the applied materials and equipment and the technical activities of surveying, designing, constructing, maintaining, repairing, etc. and the objects of engineering construction, i.e. various engineering facilities which are built on the ground or underground, on the land or in water and directly or indirectly serve human life, production, military and scientific research, such as houses, roads, railways, pipelines, tunnels, bridges, canals, dams, harbors, power stations, airports, ocean platforms, water supply and drainage, protection engineering, etc.

The civil engineering combined pile is provided for the purpose that the civil engineering combined pile is frequently used for bridging or tamping a foundation and the like in civil engineering construction, the existing pile body is difficult to pull out after being driven into the ground, the fixing effect is poor, and the using effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems, the civil engineering combined pile is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a civil engineering composite pile, includes pillar and last pillar down, the inside of pillar inlays down and is equipped with the cavity, the first spring of lower table wall fixedly connected with of cavity, the flexible fixedly connected with fly leaf of first spring, the top of fly leaf is provided with the fore-set, the both sides of pillar are by supreme recess of having seted up a plurality of evenly distributed down, table wall sliding connection has spacing in the recess, the one end of spacing runs through the inside that the recess extended to the cavity to fixedly connected with kicking block, the cover is equipped with the second spring on the spacing, the bottom fixedly connected with and the cavity complex fixed column of last pillar.

Preferably, the movable plate is slidably connected with the inner surface wall of the chamber, the upper surface wall of the movable plate is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with the lower surface wall of the top pillar, and the upper end of the top pillar is slidably connected with the inner surface wall of the chamber and is in contact with the upper surface wall of the chamber.

Preferably, the second spring is arranged in the chamber, one end of the second spring is fixedly connected with the side surface wall of the top block, and the telescopic end of the second spring is fixedly connected with the side surface wall of the groove.

Preferably, one end, far away from the ejector block, of the limiting strip is fixedly connected with the helical teeth, and the helical teeth are arranged inside the grooves.

Preferably, the fixing column is arranged inside the chamber, the lower support column and the upper support column are detachably connected through a bolt, and a pile tip is fixedly connected to the bottom of the lower support column.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

this application is through the first spring that sets up, the fly leaf, the fore-set, a groove, spacing, mutually supporting of kicking block and second spring, can effectively avoid because of ordinary lower prop surface is smooth, the phenomenon that the lower prop is difficult to fix appears, the staff's of being convenient for later stage is to the dismantlement of lower prop simultaneously, when using, squeeze into corresponding work area with the lower prop earlier, insert the inside of cavity with the fixed column of upper prop again, insert the in-process of cavity at the fixed column, the fixed column extrudees the fore-set downwards, make the side table wall extrusion kicking block of fore-set, and then make spacing extruded the recess, increase the fixed effect of lower prop, reuse bolt is connected upper prop and lower prop, moreover, the steam generator is simple in structure, and convenient for operation, and has very strong practicality and suitability.

Drawings

Fig. 1 is a schematic view illustrating an overall structure of a composite pile according to an embodiment of the present invention;

FIG. 2 is a schematic sectional front view of a composite pile provided according to an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating an enlarged structure at a in fig. 2 according to an embodiment of the present invention.

Illustration of the drawings:

1. a lower pillar; 2. an upper pillar; 3. a chamber; 4. a first spring; 5. a movable plate; 6. a top pillar; 7. a groove; 8. a limiting strip; 9. a top block; 10. a second spring; 11. and (5) fixing the column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a civil engineering composite pile, including lower prop 1 and upper prop 2, the inside of lower prop 1 is inlayed and is equipped with cavity 3, the first spring 4 of lower table wall fixedly connected with of cavity 3, the flexible end fixedly connected with fly leaf 5 of first spring 4, the top of fly leaf 5 is provided with fore-set 6, the both sides of lower prop 1 are by supreme recess 7 of having seted up a plurality of evenly distributed down, table wall sliding connection has spacing 8 in the recess 7, the inside that recess 7 extends to cavity 3 is run through to the one end of spacing 8, and fixedly connected with kicking block 9, the cover is equipped with second spring 10 on the spacing 8, the bottom fixedly connected with and the 3 complex fixed column 11 of cavity of upper prop 2.

Specifically, as shown in fig. 2, the movable plate 5 is slidably connected to the inner surface wall of the chamber 3, the upper surface wall of the movable plate 5 is fixedly connected to a connecting rod, the other end of the connecting rod is fixedly connected to the lower surface wall of the top pillar 6, and the upper end of the top pillar 6 is slidably connected to the inner surface wall of the chamber 3 and contacts with the upper surface wall of the chamber 3.

Specifically, as shown in fig. 2 and 3, the second spring 10 is disposed inside the chamber 3, one end of the second spring 10 is fixedly connected to the side surface wall of the top block 9, and the telescopic end of the second spring 10 is fixedly connected to the side surface wall of the groove 7.

Specifically, as shown in fig. 2 and 3, one end of the limiting strip 8, which is far away from the top block 9, is fixedly connected with helical teeth, and the helical teeth are arranged inside the groove 7.

Specifically, as shown in fig. 1 and 2, the fixing column 11 is disposed inside the chamber 3, the lower support column 1 and the upper support column 2 are detachably connected by a bolt, a pile tip is fixedly connected to the bottom of the lower support column 1, and the lower support column 1 is conveniently inserted into the ground due to the arrangement of the pile tip.

In summary, in the civil engineering composite pile provided by the embodiment, when in use, the lower support 1 is driven into the corresponding working area, the fixing post 11 of the upper support 2 is inserted into the cavity 3, during the insertion of the fixing post 11 into the chamber 3, the fixing post 11 presses the top post 6 downward, so that the side surface wall of the top post 6 presses the top block 9, further, the limiting strips 8 are extruded out of the grooves 7, the fixing effect of the lower support 1 is improved, the upper support 2 and the lower support 1 are connected through bolts, after the upper support 2 and the lower support 1 are separated, during the extraction of the fixed post 11 from the chamber 3, the top post 6 returns to the initial position under the action of the first spring 4, meanwhile, the limiting strips 8 pull the helical teeth back to the inside of the groove 7 under the action of the second spring 10, so that the lower support 1 can be conveniently pulled out of the ground, and the device is simple in structure, convenient to operate and high in practicability and applicability.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A civil engineering combined pile comprises a lower pillar (1) and an upper pillar (2), it is characterized in that a chamber (3) is embedded in the lower strut (1), the lower surface wall of the chamber (3) is fixedly connected with a first spring (4), a movable plate (5) is fixedly connected with the telescopic end of the first spring (4), a top column (6) is arranged above the movable plate (5), a plurality of grooves (7) which are uniformly distributed are arranged on the two sides of the lower strut (1) from bottom to top, the inner surface wall of the groove (7) is connected with a limiting strip (8) in a sliding way, one end of the limiting strip (8) penetrates through the groove (7) and extends to the inside of the cavity (3), and is fixedly connected with a top block (9), a second spring (10) is sleeved on the limit strip (8), the bottom of the upper support column (2) is fixedly connected with a fixing column (11) matched with the cavity (3).

2. A civil engineering composite pile according to claim 1, characterized in that the movable plate (5) is slidably connected with the inner surface wall of the chamber (3), the upper surface wall of the movable plate (5) is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with the lower surface wall of the top pillar (6), the upper end of the top pillar (6) is slidably connected with the inner surface wall of the chamber (3) and is in contact with the upper surface wall of the chamber (3).

3. A civil engineering composite pile according to claim 1, characterised in that the second spring (10) is arranged inside the cavity (3), one end of the second spring (10) is fixedly connected with the side surface wall of the top block (9), and the telescopic end of the second spring (10) is fixedly connected with the side surface wall of the groove (7).

4. A civil engineering composite pile according to claim 1, characterised in that the end of the limiting strip (8) remote from the jacking block (9) is fixedly connected with helical teeth, which are arranged inside the groove (7).

5. A civil engineering composite pile according to claim 1, characterised in that the fixing post (11) is arranged inside the chamber (3), the lower pillar (1) and the upper pillar (2) are detachably connected by a bolt, and the bottom of the lower pillar (1) is fixedly connected with a pile tip.