CN213741018U

CN213741018U - Combined assembly type concrete precast pile

Info

Publication number: CN213741018U
Application number: CN202022228390.1U
Authority: CN
Inventors: 周锐
Original assignee: Hefei Ruiyue Industry And Trade Co ltd
Current assignee: Hefei Ruiyue Industry And Trade Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-07-20
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a combined assembly type concrete precast pile, which comprises a concrete component, an upper fixing component and a lower fixing component, wherein the concrete component consists of a concrete body and reinforcing steel bars, the upper fixing component consists of an upper fixing disc, an upper connecting column, an upper avoiding groove and an upper clamping groove, the lower fixing component consists of a lower fixing disc, a lower connecting column, a lower avoiding groove and a lower clamping groove, the combined assembly type concrete precast pile is characterized in that firstly, the concrete component, the upper fixing component and the lower fixing component can be conveniently disassembled and assembled with each other, thereby not only being convenient for production, but also having strong firmness, secondly, a plurality of same devices can be conveniently assembled with each other through ingenious structures in the upper fixing component and the lower fixing component, and not only being convenient for welding between the reinforcing steel bars, but also being convenient for concrete pouring, thereby improving the strength and firmness of the combined assembly, has higher practical and popularization value.

Description

Combined assembly type concrete precast pile

Technical Field

The utility model relates to a precast concrete pile technical field especially relates to a combination assembly type precast concrete pile.

Background

The reinforced concrete prefabricated square pile, the tubular pile and the cast-in-situ bored pile are common basic forms in actual engineering, however, when the reinforced concrete prefabricated square pile, the tubular pile and the cast-in-situ bored pile are applied to a soft soil foundation and used as friction piles, because the side friction resistance provided by soil bodies around the pile is low, the strength of a pile body is not fully exerted, the soil bodies around the pile body reach the ultimate strength, and the situation that the pile top is too large in settlement and cannot continue to bear load is caused. The form of pile body ribbing can effectively strengthen the interactive capacity between the stake soil: the ribbed pile generates a certain mechanical engaging force between the pile body and the soil body through the change of the section of the ribbed pile; the contact between the pile soil is tighter, the contact area is increased, and therefore the side friction resistance is improved. The superiority of the concrete prefabricated ribbed pile compared with other pile types is accepted by the industry, the development space in the field of soft soil foundation treatment is large, and a certain positive effect is generated in the field of engineering construction.

At present, common concrete prefabricated ribbed piles in the market comprise various types of bamboo joint piles, the bamboo joint piles are prestressed concrete piles with annular bamboo joint-shaped protrusions, pile bodies are arranged at equal intervals in the axial direction, and the prestressed concrete piles are integrally formed through a special die and are proved to have high pressure bearing capacity and high pulling resistance.

According to the aforesaid, the assembled concrete precast pile of present bamboo joint stake, general simple structure, connected mode are single, and most rely on the bolt, consequently lead to poor stability, have greatly influenced the firm in connection nature of every group precast pile after the assembly. Therefore, in view of the above drawbacks, it is necessary to design a prefabricated concrete pile.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: provides a combined assembly type concrete precast pile to solve the problems in the background technology.

In order to solve the technical problem, the technical scheme of the utility model is that: a combined assembly type concrete precast pile comprises a concrete component, an upper fixing component and a lower fixing component, wherein the concrete component consists of a concrete body and reinforcing steel bars, the upper fixing component consists of an upper fixing disc, an upper connecting column, an upper avoiding groove and an upper clamping groove, the lower fixing component consists of a lower fixing disc, a lower connecting column, a lower avoiding groove and a lower clamping groove, the upper fixing component is fixedly arranged at the top of the concrete component, the upper fixing component and the concrete component are connected in a cement bonding mode, the lower fixing component is fixedly arranged at the bottom of the concrete component, the lower fixing component and the concrete component are connected in a cement bonding mode, the number of the reinforcing steel bars is a plurality of pieces, the reinforcing steel bars are uniformly distributed in the concrete body, the reinforcing steel bars and the concrete body are connected in a cement bonding mode, the upper fixing disc is fixedly arranged at the top of the concrete body, the upper fixing disc and the concrete body are connected in a cement bonding mode, the upper fixing disc and the reinforcing steel bars are connected in a welding mode, the upper connecting column is fixedly arranged at four corners of the top of the upper fixing disc, the upper connecting column and the upper fixing disc are integrally formed, the upper avoiding groove is positioned between the upper connecting columns and is a rectangular groove, the upper clamping groove is positioned at the upper end of the outer wall of the upper connecting column and is a groove, the lower fixing disc is fixedly arranged at the bottom of the concrete body and is connected with the concrete body in a cement bonding mode, the lower fixing disc and the reinforcing steel bars are connected in a welding mode, the lower connecting columns are fixedly arranged at four corners of the top of the lower fixing disc and are integrally formed, the lower groove is avoided between the lower connecting columns, and is a rectangular groove, the lower clamping groove is positioned at the lower end in the lower connecting column and is a groove.

Further, the inside upper and lower four corners of concrete body still be equipped with the bolt groove, the bolt groove be circular recess.

Further, the inside bolt post that still sets firmly of bolt groove, bolt post and bolt groove adopt cement bond to be connected, bolt post outer wall still the cover be equipped with nut cover, nut cover and bolt post adopt inside and outside threaded connection.

Further, upper fixed disk and lower fixed disk inside still be equipped with the hole of dodging of a plurality of quantity, the hole of dodging be circular through-hole, upper fixed disk and lower fixed disk inside four corners department still be equipped with the mounting hole, the mounting hole be circular through-hole.

Compared with the prior art, the combined assembly type concrete precast pile has the following advantages:

1. at first the concrete unit, go up fixed subassembly and fixed subassembly down can make things convenient for the dismouting each other, not only be convenient for production, the fastness is strong in addition.

2. Secondly through last fixed subassembly and the ingenious structure in the fixed subassembly down, the same the device intercombination assembly of a plurality of quantity of can being convenient for, and not only make things convenient for the welding between the reinforcing bar, the concrete placement of also being convenient for simultaneously has consequently improved the intensity and the fastness of combination assembly, possesses higher practicality and spreading value.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a composite fabricated concrete precast pile;

fig. 2 is a plan view of a composite fabricated concrete precast pile;

fig. 3 is a perspective view of a composite fabricated concrete precast pile;

fig. 4 is a perspective view of a combination fabricated concrete precast pile in a separated state;

FIG. 5 is an enlarged perspective view of the bolt and nut sleeve portions;

FIG. 6 is an enlarged perspective view of the upper mounting assembly;

FIG. 7 is an enlarged perspective view of the lower retaining assembly;

fig. 8 is a schematic view of the assembled assembly of two sets of the device.

The concrete component 1, the upper fixing component 2, the lower fixing component 3, the concrete body 4, the reinforcing steel bars 5, the upper fixing disc 6, the upper connecting column 7, the upper avoidance groove 8, the upper clamping groove 9, the lower fixing disc 10, the lower connecting column 11, the lower avoidance groove 12, the lower clamping groove 13, the bolt groove 401, the bolt column 402, the nut sleeve 403, the avoidance hole 601 and the mounting hole 602.

The following detailed description will be further described in conjunction with the above-identified drawings.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments, however, it will be apparent to one skilled in the art that the described embodiments may be practiced without some or all of these specific details, and in other cases well-known process steps have not been described in detail.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, a combined assembly type concrete precast pile comprises a concrete component 1, an upper fixing component 2, a lower fixing component 3, a concrete body 4, reinforcing steel bars 5, an upper fixing disk 6, an upper connecting column 7, an upper avoiding groove 8, an upper clamping groove 9, a lower fixing disk 10, a lower connecting column 11, a lower avoiding groove 12 and a lower clamping groove 13, wherein the upper fixing component 2 is fixedly arranged at the top of the concrete component 1, the upper fixing component 2 and the concrete component 1 are connected by cement bonding, the lower fixing component 3 is fixedly arranged at the bottom of the concrete component 1, the lower fixing component 3 and the concrete component 1 are connected by cement bonding, the reinforcing steel bars 5 are a plurality of pieces, the reinforcing steel bars 5 are uniformly distributed in the concrete body 4, the reinforcing steel bars 5 and the concrete body 4 are connected by cement bonding, the upper fixed disk 6 set firmly in 4 tops of concrete body, upper fixed disk 6 and concrete body 4 adopt cement bond to be connected, just upper fixed disk 6 and reinforcing bar 5 adopt welded connection, upper connecting post 7 set firmly in 6 top four corners departments of upper fixed disk, upper connecting post 7 and upper fixed disk 6 integrated into one piece, last groove 8 of dodging be located between upper connecting post 7, last groove 8 of dodging be the rectangle recess, last draw-in groove 9 be located upper connecting post 7 outer wall upper end, last draw-in groove 9 be the recess, lower fixed disk 10 set firmly in the concrete body 4 bottom, lower fixed disk 10 and concrete body 4 adopt cement bond to be connected, just lower fixed disk 10 and reinforcing bar 5 adopt welded connection, lower connecting post 11 set firmly in fixed disk 10 top four corners department down, lower connecting post 11 and lower fixed disk 10 integrated into one piece, the lower avoidance groove 12 is positioned between the lower connecting columns 11, the lower avoidance groove 12 is a rectangular groove, the lower clamping groove 13 is positioned at the lower end inside the lower connecting columns 11, and the lower clamping groove 13 is a groove;

the combined assembly type concrete precast pile has the following functions;

A. the top and the bottom of the concrete component 1 are respectively fixed with the upper fixing component 2 and the lower fixing component 3 which are detachable, so that the production and the installation are convenient, and the firmness is strong;

B. during actual construction, according to specific length requirements, the lower fixing component 3 at the bottom of the device in the first group is arranged on the upper fixing component 2 of the same device in the second group, namely, the upper clamping groove 9 and the lower clamping groove 13 are matched with each other, so that the upper group and the lower group are butted;

C. during welding, the upper connecting column 7 and the lower connecting column 11 can be welded, and meanwhile, due to the action of the upper avoidance groove 8 and the lower avoidance groove 12, the existing welding gun can be conveniently inserted, so that workers can conveniently weld the joint of the upper set of steel bars 5 and the lower set of steel bars 5;

D. after welding, concrete cement can be poured into the area between the lower fixing component 2 of the first group of the devices and the upper fixing component 3 of the second group of the devices, and at the moment, the assembly and combination of the two groups of concrete precast piles are finally realized through the above steps;

bolt grooves 401 are further formed in the upper and lower four corners inside the concrete body 4, and the bolt grooves 401 are circular grooves;

it should be noted that the bolt slot 401 can facilitate the insertion of the bolt column 402, and the purpose of avoiding installation is achieved;

a bolt column 402 is fixedly arranged in the bolt groove 401, the bolt column 402 is connected with the bolt groove 401 by cement bonding, a nut sleeve 403 is sleeved on the outer wall of the bolt column 402, and the nut sleeve 403 is connected with the bolt column 402 by internal and external threads;

it should be noted that the bolt column 402 can be installed in the bolt groove 401 of the concrete body 4, so that the installation of the bolt column 402 and the concrete body 4 is realized, the nut sleeve 403 can be sleeved on the outer wall of the bolt column 402, and then the upper fixing assembly 2 or the lower fixing assembly 3 can be respectively clamped and fixed at the upper end and the lower end of the concrete assembly 1;

a plurality of avoidance holes 601 are further formed in the upper fixed disk 6 and the lower fixed disk 10, the avoidance holes 601 are circular through holes, mounting holes 602 are further formed in four corners of the inner portions of the upper fixed disk 6 and the lower fixed disk 10, and the mounting holes 602 are circular through holes;

it should be noted that the avoiding hole 601 is convenient for installing the steel bars 5 in the upper fixing disk 6 and the lower fixing disk 10 in order to avoid a plurality of steel bars 5, and the installation hole 602 is convenient for inserting the bolt column 402, so that the installation of the nut sleeve 403 is realized, and at this time, the connection firmness of the concrete component 1 with the upper fixing component 2 and the lower fixing component 3 is improved.

Claims

1. The utility model provides a combination assembled concrete precast pile, its characterized in that includes concrete subassembly, goes up fixed subassembly and lower fixed subassembly, the concrete subassembly constitute by concrete body and reinforcing bar, last fixed subassembly by last fixed disk, last spliced pole, on dodge the groove and go up the draw-in groove and constitute, lower fixed subassembly by lower fixed disk, lower spliced pole, dodge the groove and down the draw-in groove and constitute, last fixed subassembly set firmly in concrete subassembly top, lower fixed subassembly set firmly in concrete subassembly bottom, reinforcing bar quantity be a plurality of, reinforcing bar evenly distributed inside concrete body, last fixed disk set firmly in concrete body top, just last fixed disk and reinforcing bar adopt welded connection, last spliced pole set firmly in last fixed disk top four corners department, on dodge the groove and be located between the spliced pole, last draw-in groove be located upper junction post outer wall upper end, lower fixed disk set firmly in concrete body bottom, just lower fixed disk and reinforcing bar adopt welded connection, lower spliced pole set firmly in fixed disk top four corners department down, lower dodge the trench between the spliced pole under and, lower draw-in groove be located the inside lower extreme of spliced pole down.

2. The assembled precast concrete pile as recited in claim 1, wherein bolt grooves are further formed at upper and lower four corners inside the concrete body.

3. The assembled precast concrete pile as recited in claim 2, wherein a bolt column is further fixed in the bolt groove, and a nut sleeve is further sleeved on an outer wall of the bolt column.

4. The combined assembly type concrete precast pile as recited in claim 1, wherein a plurality of avoiding holes are further formed in the upper fixing plate and the lower fixing plate, and mounting holes are further formed at four corners in the upper fixing plate and the lower fixing plate.