CN212335976U

CN212335976U - Construction waste regeneration drainage CFG pile foundation

Info

Publication number: CN212335976U
Application number: CN201922307525.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: Guangdong Xiongtong Construction Engineering Co ltd
Current assignee: Guangdong Xiongtong Construction Engineering Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2021-01-12
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a building rubbish regeneration drainage CFG pile foundation includes dirt bed, pile body and stress layer, dirt bed is located the stress layer and squeezes into dirt bed inside through long auger drilling, pipe, pours gravel and sand, lime, concrete respectively in the auger pipe and forms gravel layer and lime layer, form the sand-gravel bed after the gravel layer fixed molding, form the pile body through the concrete of instillation in the sand-gravel bed, the pile body is equipped with the mattress layer with gravel layer top, the inside rubbish regeneration aggregate that is equipped with of the concrete material of pile body, the mattress layer is the level and joins gravel and sand material to constitute, through adding concrete admixture, retarder and fly ash in the pile body concrete, has strengthened the performance of concrete, has improved the holistic stability of pile body, through addding the lime layer, the lime layer has good leakproofness and aridity, can guarantee the aridity of sand body and pile body, thereby further enhancing the fixity of the pile body.

Description

Construction waste regeneration drainage CFG pile foundation

Technical Field

The utility model relates to a building technical field specifically is a construction waste regeneration drainage CFG stake ground.

Background

The CFG pile is a variable strength pile made of broken stone, stone chips, sand, fly ash, cement and water through mixing and various pile-forming machines. The strength grade of the cement is changed between C15-C25 by adjusting the mixing amount and the proportion of the cement, and the cement is a pile type between a rigid pile and a flexible pile. The CFG piles and the soil among the piles form a CFG pile composite foundation through a mattress layer to work together.

At present, the method for reinforcing the foundation is mostly a drainage fixing method and a CFG pile method, when the terrain is poor or the terrain is inclined to the horizontal plane, although the method can be realized through the CFG pile method, because the pile body is mostly made of concrete materials, the connection between the gravel layer on the pile body is easy to be corroded by moist soil, the inside corrosion of the pile body is caused, and the unstable connection condition is caused. In order to solve the problems, a construction waste recycling drainage CFG pile foundation is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a construction waste regeneration drainage CFG stake ground, through add concrete admixture, retarder and fly ash in the pile body concrete, strengthened the performance of concrete, improved the holistic stability of pile body, through addding the lime layer, the lime layer has good leakproofness and aridity, can guarantee the aridity of gravel layer and pile body to the fixity of pile body has further been strengthened.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a building rubbish regeneration drainage CFG stake ground, includes dirt bed, pile body and atress layer, dirt bed is located the top on atress layer and squeezes into dirt bed inside through long auger drilling, pipe, waters gravel and sand layer, lime, concrete formation gravel and lime layer respectively in the auger drilling, form the sand-gravel layer after the fixed shaping of gravel and sand layer, form the pile body through pouring in the concrete in the sand-gravel layer, the pile body is equipped with the mattress layer with gravel and sand layer top.

Furthermore, the inside rubbish regeneration aggregate that is equipped with of the concrete material of pile body, through the interpolation of regeneration aggregate, can utilize building rubbish regeneration aggregate to produce non-sintered building block and non-sintered building block brick and can absorb more building rubbish.

Further, the mattress layer and the pile body are the same in size, the mattress layer is made of graded sand and stone materials, the graded sand and stone have compact stability, the overall stability of the mattress layer is enhanced, the grain size of the graded gravel is required to be 5-40mm, and the content of 25-40mm is not less than 50%.

Furthermore, the lime layer is made of construction waste regenerated lime materials, the lime layer is specially processed lime, and the lime materials have certain dryness, so that moisture-proof protection is provided for the sand stone layer, and the dryness of the pile body is guaranteed.

Furthermore, the sand and stone materials in the sand and stone layer are sand capable of being recycled by building garbage, the sand and stone layer is formed by a mixture of sand and stone and concrete, the sand and stone materials can be decomposed through a chemical decomposition pool, impurities on the surface of the sand and stone are removed, the remained sand and stone can be recycled, and the waste of resources is avoided.

Further, the distance from the pile body part above the stress layer to the stress layer is larger than the distance from the pile body part below the stress layer to the stress layer, and the distance between the lower end of the pile body part and the stress layer is smaller than the distance between the upper end of the pile body part and the stress layer, so that the whole pile body support is more fixed.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an add concrete admixture, retarder and fly ash in pile body concrete, strengthened the performance of concrete, improved the holistic stability of pile body, through addding the lime layer, the lime layer has good leakproofness and aridity, can guarantee the aridity of gravel layer and pile body to the fixity of pile body has further been strengthened.

Drawings

Fig. 1 is the utility model relates to a building rubbish regeneration drainage CFG stake foundation structure sketch map.

In the figure, 1-a loam layer, 2-a pile body, 3-a sandstone layer, 4-a lime layer, 5-a mattress layer and 6-a stress layer.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a construction waste regeneration drainage CFG stake ground, includes soil layer 1, pile body 2 and atress layer 6, soil layer 1 is located the top of atress layer 6 and squeezes into soil layer 1 inside through long auger drilling, pipe, waters gravel and sand stone, lime, concrete formation gravel and sand layer 3 and lime layer 4 respectively in the auger drilling, form the sand-gravel layer after 3 fixed forming in the sand-gravel layer, form pile body 2 through pouring concrete in the sand-gravel layer, pile body 2 is equipped with mattress pad layer 5 with gravel and sand layer 3 tops.

The inside rubbish regeneration aggregate that is equipped with of the concrete material of pile body 2, through the interpolation of regeneration aggregate, can utilize building rubbish regeneration aggregate to produce non-sintered building block and non-sintered building block brick and can absorb more building rubbish.

The mattress layer 5 and the pile body 2 are the same in size, the mattress layer 5 is made of graded sand and stone materials, the graded sand and stone materials have compact stability, the overall stability of the mattress layer is enhanced, the grain size of the graded gravel is required to be 5-40mm, and the content of 25-40mm is not less than 50%.

The lime layer 4 is made of construction waste regenerated lime materials, the lime layer is specially processed lime, and the lime materials have certain dryness, so that moisture-proof protection is provided for a sand stone layer, and the dryness of the pile body is guaranteed.

The gravel and sand material in the gravel and sand layer 3 is recoverable sand of building rubbish, gravel and sand layer 3 is by the mixture of gravel and sand and concrete, and gravel and sand material can be decomposed through the chemical decomposition pond, gets rid of the impurity on gravel and sand surface, and the gravel and sand that remains can recycle once more, has avoided the waste of resource.

The distance from the pile body 2 part above the stress layer 6 to the stress layer 6 is greater than the distance from the pile body 2 part below the stress layer 6 to the stress layer 6, and the distance between the lower end and the upper end is smaller than the distance between the upper end and the stress layer, so that the whole pile body support is more fixed.

The utility model discloses a dirt bed 1, pile body 2, gravel layer 3, lime layer 4, mattress layer 5, stress layer 6, the part that the part is general standard component or technical staff in the field knows, its structure and principle all are this technical staff and all can learn or learn through conventional experimental method through the technical manual, the utility model discloses an add concrete admixture, retarder and fly ash in pile body 2 concrete, strengthened the performance of concrete, improved the holistic stability of pile body 2, through addding the lime layer, the lime layer has good leakproofness and aridity, can guarantee gravel layer 3 and pile body 2's aridity to the fixity of pile body has further been strengthened.

The utility model discloses installation steps are as follows when using: firstly, cleaning a piled terrain, paying off and positioning, then confirming the verticality of a long-screw drilling hole and a pipe, drilling to the expected designed depth through the long-screw drilling hole, stirring and mixing the materials of a pile body, wherein concrete admixture, retarder and fly ash are arranged in the stirring materials, conveying the stirred and mixed materials into a screw drilling pipe through a pump, when the stirring and mixing materials are injected into one third of the materials, injecting sand stone and lime into the pipe to form a sand stone layer 3 and a lime layer 4, then lifting the pump and a drill rod to the ground surface at a specified speed, then sealing the top through the stirred concrete to form a pile body 2, finally pouring a mattress layer 5 on the surface of the pile body 2, and after the structure of the pile body 2 is stable, filling and pre-pressing the pile body 2. Concrete admixture, retarder and fly ash are added into the concrete of the pile body 2, the performance of the concrete is enhanced, the overall stability of the pile body 2 is improved, the lime layer 4 is added, the lime layer 4 has good sealing performance and drying performance, the drying performance of the gravel layer 5 and the pile body 2 can be guaranteed, and therefore the fixing performance of the pile body is further enhanced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a construction waste regeneration drainage CFG stake ground which characterized in that: the sand-gravel-free concrete pile comprises a mud layer (1), a pile body (2) and a stress layer (6), wherein the mud layer (1) is positioned above the stress layer (6) and is driven into the mud layer (1) through a long spiral drilling hole and a pipe, sand stones, lime and concrete are respectively poured into the spiral drilling hole to form a sand stone layer (3) and a lime layer (4), the sand stone layer (3) is fixed and formed to form a sand well, and the pile body (2) is formed in the sand well through concrete pouring;

mattress layers (5) are arranged on the tops of the pile body (2) and the gravel layer (3).

2. The construction waste recycling drainage CFG pile foundation of claim 1, wherein: and garbage recycled aggregate is arranged in the concrete material of the pile body (2).

3. The construction waste recycling drainage CFG pile foundation of claim 1, wherein: the mattress layer (5) and the pile body (2) are the same in size, and the mattress layer (5) is made of graded sand and stone materials.

4. The construction waste recycling drainage CFG pile foundation of claim 1, wherein: the lime layer (4) is made of construction waste regenerated lime materials.

5. The construction waste recycling drainage CFG pile foundation of claim 1, wherein: the gravel and sand material in the gravel and sand layer (3) is recoverable sand of construction waste, and the gravel and sand layer (3) is by the mixture of gravel and sand and muddy earth.

6. The construction waste recycling drainage CFG pile foundation of claim 1, wherein: the distance from the part of the pile body (2) above the stress layer (6) to the stress layer (6) is greater than the distance from the part of the pile body (2) below the stress layer (6) to the stress layer (6).