CN212896435U - Combined prefabricated bearing platform pile foundation - Google Patents
Combined prefabricated bearing platform pile foundation Download PDFInfo
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- CN212896435U CN212896435U CN202021350761.7U CN202021350761U CN212896435U CN 212896435 U CN212896435 U CN 212896435U CN 202021350761 U CN202021350761 U CN 202021350761U CN 212896435 U CN212896435 U CN 212896435U
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Abstract
The utility model relates to a transmission tower technical field, especially a modular prefabricated cushion cap pile foundation, including prefabricated king post and a series of prefabricated pile body, its characterized in that: the prefabricated pile body comprises an upper prefabricated bearing platform and a lower prefabricated bearing platform, the upper prefabricated bearing platform is arranged at the top of the lower prefabricated bearing platform, the upper prefabricated bearing platform is connected with the lower prefabricated bearing platform through a connecting device, the prefabricated main column is connected with the body through a connecting piece, and the series of prefabricated pile bodies are arranged around the body. The utility model has the advantages that: the novel electric heating furnace is wide in application range and convenient to process and install.
Description
Technical Field
The utility model relates to a transmission tower technical field, especially a modular prefabricated cushion cap pile foundation.
Background
When the electric power tower foundation is constructed in a mud net river and marsh land area, due to poor geological conditions, when the conditions that the foundation load is large and the bearing capacity of a single pile is insufficient occur, the foundation form of a multi-pile bearing platform is often used. The traditional multi-pile bearing platform foundation generally consists of a concrete bearing platform and a plurality of cast-in-place piles, and horizontal load and vertical load are resisted together through lateral resistance and end resistance between the bearing platform and the piles and foundation soil.
During conventional construction, the pore-forming and concrete pouring of a plurality of single piles need to be completed firstly, then the anchoring of the bearing platform reinforcing steel bars and pile top reinforcing steel bars is completed, then the bearing platform concrete pouring is completed through formwork erection, a large amount of manpower needs to be consumed in the whole construction process, the construction process is complex, the construction period is long, the construction quality control difficulty is high, a large amount of concrete pouring work exists on site, the influence on the surrounding environment is large, and the development concept of environmental protection is not met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a modular prefabricated cushion cap pile foundation, it is wide not only to be suitable for, and is convenient for process and installation.
Realize the utility model discloses the technical scheme of purpose is: the utility model provides a modular prefabricated cushion cap pile foundation, includes prefabricated king post and a series of prefabricated pile body, its characterized in that: the prefabricated pile body comprises an upper prefabricated bearing platform and a lower prefabricated bearing platform, the upper prefabricated bearing platform is arranged at the top of the lower prefabricated bearing platform, the upper prefabricated bearing platform is connected with the lower prefabricated bearing platform through a connecting device, the prefabricated main column is connected with the body through a connecting piece, and the series of prefabricated pile bodies are arranged around the body.
And the prefabricated cushion cap of upper strata is formed by a pair of first prefabricated body concatenation, the prefabricated cushion cap of lower floor is formed by a pair of second prefabricated body concatenation, the concatenation position of first, second prefabricated body forms the piece respectively.
And the splicing seams of the upper prefabricated bearing platform and the splicing seams of the lower prefabricated bearing platform are vertically arranged.
And the connecting device is a connecting plate which is respectively connected with the upper and lower prefabricated bearing platforms through bolts and fastens the upper and lower prefabricated bearing platforms.
And the center of the lower prefabricated bearing platform is taken as a second circle center, a series of pre-embedded flange screws are arranged along the circumference of the circle center, the center of the upper prefabricated bearing platform is taken as a first circle center, a series of prefabricated holes are arranged along the circumference of the circle center, the pre-embedded flange screws correspond to the prefabricated holes in a one-to-one mode and penetrate through the prefabricated holes, and the upper portions of the pre-embedded flange screws are connected with the prefabricated main column through connecting pieces.
And the connecting piece is a flange.
And the connecting piece is a flange.
And the top of the precast pile body is provided with a screw rod, the upper part of the precast pile body is arranged in the body, and the screw rod penetrates through the body and is connected with the pile body connecting and fixing plate arranged on the upper precast pile cap through a bolt.
The utility model has the advantages that: 1. all prefabricated components are processed in batches in a factory, cast-in-place is not needed, and the quality of a finished product is visible and controllable. 2. The construction site adopts the screw rod combination mode symmetry installation, and the whole construction process adopts mechanized installation, and artifical participation is few, and the efficiency of construction is high. 3. The field earth and stone excavation work amount is very small, and the land occupation is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a combined prefabricated pile foundation of a pile cap;
FIG. 2 is a schematic structural diagram of a combined prefabricated cap pile foundation body;
FIG. 3 is a schematic structural diagram of an upper prefabricated bearing platform of a combined prefabricated bearing platform pile foundation;
FIG. 4 is a structural schematic view of a lower prefabricated bearing platform of a combined type prefabricated bearing platform pile foundation;
fig. 5 is a schematic structural view of a prefabricated main column.
Detailed Description
Referring to fig. 1 to 5, the present invention will be further described with reference to the following embodiments.
The utility model relates to a transmission tower technical field, especially a modular prefabricated cushion cap pile foundation, including prefabricated king post 5 and a series of prefabricated pile body 4, its characterized in that: the prefabricated pile structure is characterized by comprising a body 1 consisting of an upper prefabricated bearing platform 2 and a lower prefabricated bearing platform 3, wherein the upper prefabricated bearing platform 2 is arranged at the top of the lower prefabricated bearing platform 3, the upper prefabricated bearing platform 2 is connected with the lower prefabricated bearing platform 3 through a connecting device, a prefabricated main column 4 is connected with the body 1 through a connecting piece, and a series of prefabricated pile bodies 4 are arranged around the body 1.
The utility model discloses in all prefabricated parts related all can be at mill batch production, need not the cast in situ, guaranteed higher machining precision, the site Assembly construction of being convenient for, the job site adopts screw rod combination mode symmetry installation, and the work progress can adopt mechanized installation, and artifical participation volume is few, and the efficiency of construction is high, and construction finished product quality is visual controllable.
And prefabricated cushion cap 2 of upper strata is formed by the concatenation of a pair of first prefabricated body 2.1, prefabricated cushion cap 3 of lower floor is formed by the concatenation of a pair of second prefabricated body 3.1, the concatenation position of first, second prefabricated body 2.1, 3.1 forms the piece respectively.
When the prefabricated bearing platform is constructed and installed on site, the lower prefabricated bearing platform 3 is spliced firstly, then the center of the lower prefabricated bearing platform 3 is aligned, and the seam of the upper prefabricated bearing platform 2 is rotated by 90 degrees clockwise to be perpendicular to the seam of the lower prefabricated bearing platform 3.
The further technical scheme can be that the joints of the upper prefabricated bearing platform 2 and the joints of the lower prefabricated bearing platform 3 are vertically arranged.
The splicing seams of the upper and lower layers of prefabricated bearing platforms 2 and 3 are vertically arranged, so that the structural stability of the body is guaranteed, and the bearing capacity is higher.
And the connecting device is a connecting plate 6, and the connecting plate 6 is respectively connected with the upper prefabricated bearing platform 2 and the lower prefabricated bearing platform 3 through bolts and fastens the upper prefabricated bearing platform and the lower prefabricated bearing platform.
After splicing the upper prefabricated bearing platform 2, aligning and installing the upper bearing platform connecting bolt holes and the lower bearing platform bolt holes by using bolts and connecting plates 6, and connecting the upper prefabricated bearing platform 2 and the lower prefabricated bearing platform 3 together to form the body 1.
The further technical scheme can also be that the center of the lower prefabricated bearing platform 3 is used as a second circle center, a series of pre-embedded flange screws 3.2 are arranged along the circumference of the circle center, the center of the upper prefabricated bearing platform 2 is used as a first circle center, a series of prefabricated holes 2.2 are arranged along the circumference of the circle center, the positions of the pre-embedded flange screws 3.2 and the positions of the prefabricated holes 2.2 are in one-to-one correspondence and penetrate through the prefabricated holes 2.2, and the upper parts of the pre-embedded flange screws 3.2 are connected with the prefabricated main columns 5 through connecting pieces.
After the prefabricated pile body 4 is connected with the body 1, the prefabricated main column 5 is aligned and installed with the embedded flange screw 3.2 through the flange 5.1, and the embedded flange screw 3.2 is fastened.
After the prefabricated pile cap foundation construction is finished, the transmission tower is arranged on the prefabricated main column 5.
And the connecting piece is a flange 5.1.
The flange plate 5.1 is used as a connecting piece, so that the structure is simple, the connecting effect is good, and the structure is stable.
A further technical scheme is that the connecting piece can be a flange plate 5.1.
The flange plate 5.1 is used as a connecting piece, so that the structure is simple, the connecting effect is good, and the structure is stable.
And the top of the precast pile body 4 is provided with a screw rod, the upper part of the precast pile body 4 is arranged in the body 1, and the screw rod penetrates through the body 1 and is connected with a pile body connecting and fixing plate 7 arranged on the upper precast pile cap through a bolt.
After the whole bearing platform is assembled, pile pressing operation is started, the precast pile body 4 is pressed into soil below the bearing platform through a preformed hole in the body 1, and after the top surface of the precast pile body 4 is basically leveled with the upper precast bearing platform 2, a top screw of the precast pile body 4 is connected with the body 1 through a pile body connecting and fixing plate 7.
Because the precast pile body 4 is adopted, the on-site earth and stone excavation work amount is very small, and the soil body is less invaded.
Claims (8)
1. The utility model provides a modular prefabricated cushion cap pile foundation, includes prefabricated king post and a series of prefabricated pile body, its characterized in that:
the prefabricated pile body comprises an upper prefabricated bearing platform and a lower prefabricated bearing platform, the upper prefabricated bearing platform is arranged at the top of the lower prefabricated bearing platform, the upper prefabricated bearing platform is connected with the lower prefabricated bearing platform through a connecting device, the prefabricated main column is connected with the body through a connecting piece, and the series of prefabricated pile bodies are arranged around the body.
2. A modular prefabricated cap pile foundation according to claim 1, characterised in that: the prefabricated cushion cap of upper strata is formed by a pair of first prefabricated body concatenation, prefabricated cushion cap of lower floor is formed by a pair of second prefabricated body concatenation, the concatenation position of first, second prefabricated body forms the piece respectively.
3. A modular prefabricated cap pile foundation according to claim 2, characterised in that: and the joints of the upper prefabricated bearing platform and the joints of the lower prefabricated bearing platform are vertically arranged.
4. A modular prefabricated cap pile foundation according to claim 1, characterised in that: the connecting device is a connecting plate, and the connecting plate is respectively connected with the upper and lower prefabricated bearing platforms through bolts and fastens the upper and lower prefabricated bearing platforms.
5. A modular prefabricated cap pile foundation according to claim 1, 2 or 3, characterised in that: the center of the lower prefabricated bearing platform is used as a second circle center, a series of pre-embedded flange screws are arranged along the circumference of the circle center, the center of the upper prefabricated bearing platform is used as a first circle center, a series of prefabricated holes are arranged along the circumference of the circle center, the pre-embedded flange screws correspond to the prefabricated holes in one-to-one mode and penetrate through the prefabricated holes, and the upper portions of the pre-embedded flange screws penetrate through the prefabricated holes
The prefabricated main columns are connected through connecting pieces.
6. A modular prefabricated cap pile foundation according to claim 1, characterised in that: the connecting piece is a flange.
7. The modular precast cap pile foundation of claim 5, wherein: the connecting piece is a flange.
8. A modular prefabricated cap pile foundation according to claim 1, characterised in that: the top of the precast pile body is provided with a screw rod, the upper part of the precast pile body is arranged in the body, and the screw rod penetrates through the body and is connected with the pile body connecting and fixing plate arranged on the upper precast bearing platform through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021350761.7U CN212896435U (en) | 2020-07-10 | 2020-07-10 | Combined prefabricated bearing platform pile foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021350761.7U CN212896435U (en) | 2020-07-10 | 2020-07-10 | Combined prefabricated bearing platform pile foundation |
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| Publication Number | Publication Date |
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| CN212896435U true CN212896435U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021350761.7U Active CN212896435U (en) | 2020-07-10 | 2020-07-10 | Combined prefabricated bearing platform pile foundation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110563A (en) * | 2022-08-03 | 2022-09-27 | 国网山东省电力公司经济技术研究院 | Assembled bearing platform steel pipe pile group basis |
-
2020
- 2020-07-10 CN CN202021350761.7U patent/CN212896435U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110563A (en) * | 2022-08-03 | 2022-09-27 | 国网山东省电力公司经济技术研究院 | Assembled bearing platform steel pipe pile group basis |
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