CN215211008U - Pile foundation construction device for treating waste air-raid shelter and pile foundation thereof - Google Patents
Pile foundation construction device for treating waste air-raid shelter and pile foundation thereof Download PDFInfo
- Publication number
- CN215211008U CN215211008U CN202121737795.6U CN202121737795U CN215211008U CN 215211008 U CN215211008 U CN 215211008U CN 202121737795 U CN202121737795 U CN 202121737795U CN 215211008 U CN215211008 U CN 215211008U
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- Prior art keywords
- pile foundation
- hole
- air defense
- civil air
- support
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Abstract
The utility model relates to a pile foundation construction especially relates to a handle abandonment air defense hole's pile foundation construction equipment and pile foundation thereof, pile, drill and protect a section of thick bamboo including supporting. A support pile is piled under the hole to be drilled in the civil air defense hole, so that the drill rod cannot be drilled in the air when passing through the civil air defense hole, and the inclination of the drilled hole is avoided.
Description
Technical Field
The utility model relates to a pile foundation construction especially relates to a handle abandonment air defense hole's pile foundation construction equipment and pile foundation thereof.
Background
Abandoned underground civil air defense projects are frequently encountered in the process of construction of underground projects in old urban areas, the treatment modes of the civil air defense projects in different projects are different, and how to reasonably treat the projects needs engineering technicians to select proper treatment modes according to the self characteristics of the projects. A protective cylinder crossing method: a rotary drilling rig is adopted to break a civil air defense channel brick building structure, and a brick protective cylinder is built between the civil air defense cavity top and bottom plates and is used as a template during pile concrete pouring. A steel casing can also be adopted, and the steel casing is fixed in a soil layer by arranging a foot locking anchor rod, so that the steel casing is prevented from inclining when concrete is poured.
But when drilling preparation support pile, the drilling need be through soil layer and people's air defense hole on the people's air defense hole, extends to soil layer under the people's air defense hole, because during drilling, takes place the skew easily when the drilling rod passes through the empty space of people's air defense to lead to the drilling of soil layer under the people's air defense hole and the hole axis of the drilling of soil layer on the people's air defense hole to be misaligned, and then make the steel protect a section of thick bamboo can't insert in the drilling of soil layer under the people's air defense hole.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming that prior art exists, the utility model provides a handle abandonment air-raid shelter's pile foundation construction equipment and pile foundation piles thereof piles up a concrete support in the civil air defense hole and piles, and this just makes the drilling rod can not bore the sky in drilling process, has avoided the slope of drilling.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a pile foundation construction equipment, include:
the support piles are positioned in the civil air defense holes, the upper ends of the support piles support the civil air defense hole top plates, and the support piles are positioned on the civil air defense hole bottom plates;
the drilling holes penetrate through an upper soil layer of the civil air defense hole, a top plate of the civil air defense hole, the civil air defense hole and a bottom plate of the civil air defense hole from the ground vertically downwards, and the lower ends of the drilling holes extend into a lower soil layer of the civil air defense hole;
and the protective cylinder is arranged in the drilled hole, and the outer wall of the protective cylinder is abutted to the inner wall of the drilled hole.
As a further improvement of the above technical solution, the support pile is a concrete pile.
As a further improvement of the technical scheme, the protective cylinder is a steel protective cylinder.
The present invention also provides a pile foundation manufactured by using the pile foundation construction apparatus, comprising:
a support post condensed within the borehole;
the support column with the support piles constitutes the pile foundation, the pile foundation is used for supporting the civil air defense hole.
As a further improvement of the technical scheme, the supporting column is made of cement mortar.
As a further improvement of the technical scheme, the cement mortar is M5 cement mortar.
The utility model has the advantages that: a support pile is piled under the hole to be drilled in the civil air defense hole, so that the drill rod cannot be drilled in the air when passing through the civil air defense hole, and the inclination of the drilled hole is avoided.
Drawings
Fig. 1 is the utility model discloses pile foundation construction equipment's schematic diagram.
Wherein the figures include the following reference numerals: 1. support heap, 2, drilling, 3, protect the section of thick bamboo.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which currently preferred embodiments of the invention are shown. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.
As shown in fig. 1, a pile foundation construction device for treating a waste air-raid shelter comprises a support pile 1, a drill hole 2 and a casing 3, wherein the support pile 1 is positioned in a civil air-raid shelter, the upper end of the support pile 1 supports a top plate of the civil air-raid shelter, and the support pile 1 is positioned on a bottom plate of the civil air-raid shelter; the drilling hole 2 penetrates through an upper soil layer of the civil air defense hole, a top plate of the civil air defense hole, the civil air defense hole and a bottom plate of the civil air defense hole from the ground vertically downwards in sequence, and the lower end of the drilling hole 2 extends into a lower soil layer of the civil air defense hole; a protective cylinder 3 is arranged in the drill hole 2, and the outer wall of the protective cylinder 3 is abutted against the inner wall of the drill hole 2.
In this embodiment, a support pile 1 is piled right below the hole 2 to be drilled in the civil air defense hole, so that the drill rod cannot be drilled out when passing through the civil air defense hole, and the inclination of the drilled hole 2 is avoided.
Further, the support pile 1 is a concrete pile.
Further, the pile casing 3 is a steel pile casing 3, and the steel pile casing 3 supports the inner wall of the drill hole 2 to prevent the drill hole 2 from collapsing.
This embodiment still provides a pile foundation, and the pile foundation is made for using pile foundation construction equipment, includes:
the supporting column is condensed in the drilling hole 2;
the support column and the support pile 1 form a pile foundation, and the pile foundation is used for supporting the civil air defense hole.
Further, the support column is made of cement mortar, has an expansion effect, and can be condensed in the drill hole 2 to generate a condensing force.
Furthermore, the cement mortar is M5 cement mortar, so that the strength is high and the support performance is good.
In the construction process of the pile foundation, the embodiment adopts the technical scheme that whether a civil air defense channel (civil air defense hole) is checked when a drill rod suddenly encounters abnormal phenomena such as falling and the like, after the civil air defense channel is judged to be underground, a concrete pile is required to be piled in the civil air defense channel under a required drilling hole 2, the concrete pile is a conical pile and is used for supporting the civil air defense channel, at the moment, the drill rod is reused to drill a drilling hole 2 with the diameter of 180mm at the top of the civil air defense channel in a foundation pit at an interval of 2M, then the drill rod is lifted out, a steel protection cylinder 3 is inserted, a PE pipe with the diameter of 160mm is inserted into the steel protection cylinder 3, the PE pipe is exposed out of the ground by 20cm, then M5 cement mortar is filled through the PE pipe, the filling is carried out in times, each time interval of the filling is waited for a certain time, the mortar filled in the previous step is initially set, the flowing range of the mortar is prevented from being too large, after the M5 is filled with the cement mortar in the drilling hole 2, the PE pipe and the steel protection cylinder 3 are pulled out, the M5 cement mortar naturally expands to fill the drill hole 2 and penetrate into the soil layer of the civil air defense hole and the support pile 1, and is firmly condensed together to provide stable supporting force for the civil air defense hole.
In the construction process of the pile foundation, for underground structures with shallow buried depth and small scale, filling treatment in the foundation pit is not needed. The excavation and demolition structures can be gradually excavated in a mode of longitudinal propulsion along the foundation pit and layered excavation.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a handle abandonment air-raid shelter's pile foundation construction equipment which characterized in that includes:
the support piles are positioned in the civil air defense holes, the upper ends of the support piles support the civil air defense hole top plates, and the support piles are positioned on the civil air defense hole bottom plates;
the drilling holes penetrate through an upper soil layer of the civil air defense hole, a top plate of the civil air defense hole, the civil air defense hole and a bottom plate of the civil air defense hole from the ground vertically downwards, and the lower ends of the drilling holes extend into a lower soil layer of the civil air defense hole;
and the protective cylinder is arranged in the drilled hole, and the outer wall of the protective cylinder is abutted to the inner wall of the drilled hole.
2. The pile foundation construction device for treating the abandoned air-raid shelter according to claim 1, wherein:
the support piles are concrete piles.
3. The pile foundation construction device for treating the abandoned air-raid shelter according to claim 2, wherein:
the protective cylinder is a steel protective cylinder.
4. A pile foundation fabricated using the pile foundation construction device according to any one of claims 1 to 3, comprising:
a support post condensed within the borehole;
the support column with the support piles constitutes the pile foundation, the pile foundation is used for supporting the civil air defense hole.
5. A pile foundation according to claim 4, wherein:
the support column is made of cement mortar.
6. A pile foundation according to claim 5, wherein:
the cement mortar is M5 cement mortar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737795.6U CN215211008U (en) | 2021-07-28 | 2021-07-28 | Pile foundation construction device for treating waste air-raid shelter and pile foundation thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121737795.6U CN215211008U (en) | 2021-07-28 | 2021-07-28 | Pile foundation construction device for treating waste air-raid shelter and pile foundation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215211008U true CN215211008U (en) | 2021-12-17 |
Family
ID=79428890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121737795.6U Expired - Fee Related CN215211008U (en) | 2021-07-28 | 2021-07-28 | Pile foundation construction device for treating waste air-raid shelter and pile foundation thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215211008U (en) |
-
2021
- 2021-07-28 CN CN202121737795.6U patent/CN215211008U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |