CN219710286U - Screw blade and screw pipe pile convenient for unearthing - Google Patents
Screw blade and screw pipe pile convenient for unearthing Download PDFInfo
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- CN219710286U CN219710286U CN202320050265.7U CN202320050265U CN219710286U CN 219710286 U CN219710286 U CN 219710286U CN 202320050265 U CN202320050265 U CN 202320050265U CN 219710286 U CN219710286 U CN 219710286U
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- soil
- blade
- convenient
- spiral
- facilitating
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- 239000002689 soil Substances 0.000 claims abstract description 81
- 239000004567 concrete Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 description 22
- 238000004519 manufacturing process Methods 0.000 description 7
- 241001391944 Commicarpus scandens Species 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 241000446313 Lamella Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a spiral blade and a spiral pipe pile convenient for soil discharge, and belongs to the field of concrete prestressed piles. The utility model solves the problem of the lack of a spiral blade which is convenient for unearthing in the prior art by the design that the top of the first surface is inclined towards the precession side. The two sides of the spiral blade convenient for soil discharge are respectively a screwing-out side and a screwing-in side, the side surface of the spiral blade close to the screwing-out side is a first surface, and the top of the first surface is inclined towards the screwing-in side. The thickness of the root of the spiral blade convenient for soil emergence is larger than that of the top of the spiral blade convenient for soil emergence. The spiral pipe pile comprises a pile body and the spiral blade convenient for soil discharge, wherein the pile body and the spiral blade convenient for soil discharge are of a concrete structure and are integrally formed.
Description
Technical Field
The utility model belongs to the field of concrete prestressed piles, and particularly relates to a spiral blade and a spiral pipe pile which are convenient to unearth.
Background
The existing spiral pipe pile does not have special requirements on the shape of the spiral blade outside the pile body, however, the shape of the spiral blade has an influence on the soil discharge in the process of screwing the spiral pipe pile into the soil, and in order to facilitate the soil discharge of the spiral pipe pile in the process of screwing the spiral pipe pile into the soil, the spiral blade with the special shape is needed.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a screw blade and a screw pile that facilitate soil discharge, which are used for solving the problem that a screw blade that facilitates soil discharge is lacking in the prior art.
To achieve the above and other related objects, the present utility model provides a screw blade for facilitating soil discharge, characterized in that: the two sides of the spiral blade convenient for soil emergence are respectively a screwing-out side and a screwing-in side, the side surface of the spiral blade close to the screwing-out side is a first surface, and the top of the first surface is inclined to the screwing-in side;
the side surface of the helical blade close to the precession side is a second surface, a boss is arranged on the first surface and/or the second surface, and two adjacent bosses in the length direction of the helical blade facilitating soil emergence are circumferentially spaced by 180 degrees.
Optionally, the thickness of the root of the screw blade facilitating the soil discharge is greater than the thickness of the top of the screw blade facilitating the soil discharge.
Optionally, the thickness of the root of the screw blade for facilitating the soil is 2-10 times the thickness of the top of the screw blade for facilitating the soil.
Optionally, the side of the helical blade adjacent to the precession side is a second surface, and the top of the second surface is inclined towards the precession side.
Optionally, the thickness of the root of the screw blade for facilitating the soil discharge is equal to the thickness of the top of the screw blade for facilitating the soil discharge.
Optionally, an included angle between the first surface and a central axis of the screw blade for facilitating soil emergence is between 30 ° and 60 °.
Optionally, the height between the top of the easy-to-unearth helical blade and the root of the easy-to-unearth helical blade is between 10cm-30 cm.
The utility model provides a spiral pipe pile which comprises a pile body and the spiral blade convenient for soil discharge, wherein the pile body and the spiral blade convenient for soil discharge are of a concrete structure and are integrally formed.
As described above, the spiral blade and the spiral pipe pile which facilitate the soil discharge have at least the following beneficial effects:
1. according to the utility model, through the design that the top of the first surface is inclined towards the precession side, in the process of screwing the spiral pipe pile into a soil layer, the spiral blades are easy to upwards squeeze soil around the blades, so that the soil outlet in the whole construction process is facilitated, and the resistance to the spiral pipe pile in the precession process is reduced.
2. According to the utility model, through the design that the thickness of the root part of the spiral blade convenient for soil emergence is larger than that of the top part of the spiral blade convenient for soil emergence, the root part of the spiral blade has certain shear strength, and the spiral blade is not easy to break in the process of screwing the spiral pipe pile into soil.
3. According to the utility model, through the design that the top of the second surface is inclined towards the unscrewing side, soil is easy to fall down along the spiral blades in the process of screwing in and out the spiral pipe pile, so that the resistance of the spiral pipe pile in the unscrewing process is reduced.
4. According to the utility model, through the design of the boss, the die drawing process of the spiral pipe pile in the production process becomes easier and simpler.
Drawings
Fig. 1 shows a schematic view of the second surface of the present utility model as it is tilted to the unscrewing side, as projected onto an axial section.
Fig. 2 is a schematic view showing the projection of the spiral blade and the spiral pipe pile on the axial section, which is convenient for the soil discharge.
Description of element reference numerals
Screw blade 1 convenient to unearth, unscrewing side 11, screwing-in side 12, first surface 13, second surface 14, pile body 2.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
Please refer to fig. 1-2. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
The following examples are given by way of illustration only. Various embodiments may be combined and are not limited to only what is presented in the following single embodiment.
Referring to fig. 1 and 2, the present utility model provides a screw blade 1 for facilitating soil emergence, which is characterized in that: the two sides of the screw blade 1 convenient for soil emergence are respectively provided with a screwing-out side 11 and a screwing-in side 12, the side surface of the screw blade 1 close to the screwing-out side 11 is provided with a first surface 13, the top of the first surface 13 is inclined towards the screwing-in side 12, by the design that the top of the first surface 13 is inclined towards the screwing-in side 12, the screw blade 1 is easy to squeeze soil around the blade upwards in the process of screwing the screw pile into a soil layer, thereby facilitating soil emergence in the whole construction process, reducing resistance to the screw pile in the screwing-in process, the side surface of the screw blade 1 close to the screwing-in side 12 is provided with a second surface 14, the inclination direction of the second surface 14 is not limited, the top of the second surface 14 can be inclined towards the screwing-out side 11 or inclined towards the screwing-in side 12, and the second surface 14 can also be vertical to the central axis of the screw blade 1;
the side of the helical blade 1 near the precession side 12 is the second surface 14, be provided with the boss on the first surface 13 and/or on the second surface 14, along two adjacent boss of length direction of the helical blade 1 that facilitates the unearthing is 180 in circumference interval, in this scheme, we design the purpose of boss, in order to be in production the in-process of helical pipe pile, to the mould that has only two lamella to that lamella number, can design in the inner chamber of mould with the spiral chamber that the boss corresponds, even like this the mould has only two lamella, we also can be comparatively easy carry out the pattern drawing.
In this embodiment, referring to fig. 1 and 2, the thickness of the root of the screw blade 1 for facilitating soil discharge is greater than the thickness of the top of the screw blade 1 for facilitating soil discharge, and by adopting such a design, the root of the screw blade 1 has a certain shear strength, and the screw blade 1 is not easy to break in the process of integrally forming the screw pipe pile or in the process of screwing the screw pipe pile into soil.
In this embodiment, referring to fig. 1 and 2, the thickness of the root of the screw blade 1 is 2-10 times that of the top of the screw blade 1, which is the value we use in the actual production process, and this value achieves the ideal effect.
In this embodiment, referring to fig. 1 and 2, the actual production of the present utility model adopts the structure shown in fig. 1, and the difference between the structure and the structure of fig. 2 is that the top of the second surface 14 is inclined towards the unscrewing side 11, and the design that the second surface 14 is inclined towards the unscrewing side 11 is adopted, so that the soil is easy to fall down along the helical blade 1 during the process of screwing in and out the helical pile, thereby reducing the resistance to the helical pile during the unscrewing process.
In this embodiment, the thickness of the root of the screw blade 1 for facilitating soil is equal to the thickness of the top of the screw blade 1 for facilitating soil, which can solve the problem that a screw blade 1 for facilitating soil is lacking in the prior art, but since the thicknesses of the root of the screw blade 1 and the top of the screw blade 1 are the same, the shear strength of the root of the screw blade 1 is small, and the screw blade 1 is easy to break, which is not adopted in practical production.
In this embodiment, referring to fig. 1 and 2, the included angle between the first surface 13 and the central axis of the screw blade 1 for facilitating soil emergence is between 30 ° and 60 °, which is a value adopted in the actual production process, and this value achieves an ideal effect.
In this embodiment, referring to fig. 1 and 2, the height between the top of the screw blade 1 for facilitating soil emergence and the root of the screw blade 1 for facilitating soil emergence is between 10cm and 30cm, and the value of the height between the top of the screw blade 1 for facilitating soil emergence and the root of the screw blade 1 for facilitating soil emergence is selected so as to ensure that the screw pile can smoothly screw into soil while ensuring the shear strength of the screw blade 1, preventing the screw blade 1 from being broken due to overlong time, and is verified by actual production and construction.
Referring to fig. 1 and 2, the present utility model provides a spiral pipe pile, which includes a pile body 2 and a spiral blade 1 for facilitating the soil discharge, wherein the pile body 2 and the spiral blade 1 for facilitating the soil discharge are both of a concrete structure and integrally formed, the structure of the pile body 2 is generally reinforced concrete, and the structure of the spiral blade 1 for facilitating the soil discharge can be all of concrete, reinforced concrete or a steel bar and steel sheet structure.
In summary, according to the design that the spiral blade 1 and the spiral pipe pile which are convenient for soil discharge incline towards the precession side 12 through the top of the first surface 13, the spiral blade 1 is easy to extrude the soil around the blade upwards in the process of screwing the spiral pipe pile into a soil layer, so that the soil discharge in the whole construction process is facilitated, and the resistance to the spiral pipe pile in the precession process is reduced; meanwhile, due to the design that the thickness of the root of the spiral blade 1 convenient for soil emergence is larger than that of the top of the spiral blade 1 convenient for soil emergence, the root of the spiral blade 1 has certain shear strength, and the spiral blade 1 is not easy to break in the process of screwing the spiral pipe pile into soil; also by the design that the second surface 14 is inclined towards the unscrewing side 11, during the process of screwing in and out the helical pile, the soil easily falls down along the helical blades 1, thereby reducing the resistance to the helical pile during unscrewing. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (8)
1. A screw blade convenient to unearth, which is characterized in that: the two sides of the spiral blade convenient for soil emergence are respectively a screwing-out side and a screwing-in side, the side surface of the spiral blade close to the screwing-out side is a first surface, and the top of the first surface is inclined to the screwing-in side;
the side surface of the helical blade close to the precession side is a second surface, a boss is arranged on the first surface and/or the second surface, and two adjacent bosses in the length direction of the helical blade facilitating soil emergence are circumferentially spaced by 180 degrees.
2. A screw blade for facilitating the removal of soil according to claim 1, wherein: the thickness of the root of the spiral blade convenient for soil emergence is larger than that of the top of the spiral blade convenient for soil emergence.
3. A screw blade for facilitating the removal of soil according to claim 2, wherein: the thickness of the root of the spiral blade convenient for soil emergence is 2-10 times of the thickness of the top of the spiral blade convenient for soil emergence.
4. A screw blade for facilitating the removal of soil according to claim 2, wherein: the side of the helical blade near the precession side is a second surface, and the top of the second surface is inclined towards the precession side.
5. A screw blade for facilitating the removal of soil according to claim 1, wherein: the thickness of the root of the spiral blade convenient for soil emergence is equal to the thickness of the top of the spiral blade convenient for soil emergence.
6. A screw blade for facilitating the removal of soil according to claim 1, wherein: the included angle between the first surface and the central axis of the spiral blade which facilitates the soil outlet is 30-60 degrees.
7. A screw blade for facilitating the removal of soil according to claim 1 or 3, wherein: the height between the top of the screw blade facilitating the soil emergence and the root of the screw blade facilitating the soil emergence is between 10cm and 30 cm.
8. A spiral pipe pile, characterized in that: the spiral pipe pile comprises a pile body and the spiral blade which is convenient for soil emergence, wherein the pile body and the spiral blade which is convenient for soil emergence are both of a concrete structure and are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320050265.7U CN219710286U (en) | 2023-01-09 | 2023-01-09 | Screw blade and screw pipe pile convenient for unearthing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320050265.7U CN219710286U (en) | 2023-01-09 | 2023-01-09 | Screw blade and screw pipe pile convenient for unearthing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219710286U true CN219710286U (en) | 2023-09-19 |
Family
ID=87996090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320050265.7U Active CN219710286U (en) | 2023-01-09 | 2023-01-09 | Screw blade and screw pipe pile convenient for unearthing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219710286U (en) |
-
2023
- 2023-01-09 CN CN202320050265.7U patent/CN219710286U/en active Active
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