CN208266854U - A kind of abnormity tubular pole - Google Patents
A kind of abnormity tubular pole Download PDFInfo
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- CN208266854U CN208266854U CN201820785892.4U CN201820785892U CN208266854U CN 208266854 U CN208266854 U CN 208266854U CN 201820785892 U CN201820785892 U CN 201820785892U CN 208266854 U CN208266854 U CN 208266854U
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- pile cutoff
- tubular pole
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- groove
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Abstract
The utility model discloses a kind of special-shaped tubular poles, at least one thin pile cutoff and at least one thick pile cutoff including being axially formed integral structure, it is characterized in that, a plurality of groove is equipped on the circle periphery wall of the thick pile cutoff, wherein, the length direction of the groove is consistent with the special-shaped length direction of tubular pole, and the difference of the exradius value of the exradius value of the thick pile cutoff and the thin pile cutoff is greater than or equal to the depth of the groove.Improving special-shaped tubular pole in such a way that thick pile cutoff opens up groove in the molded surface product of thick stake holes section, so that special-shaped tubular pole has biggish specific surface area, the frictional force between pile body and pile peripheral earth is effectively enhanced, so that special-shaped tubular pole has preferable axial tension extraction-resistant behavior.In addition, the difference of the exradius value of the exradius value and thin pile cutoff of thick pile cutoff is greater than or equal to the depth of groove, this is to ensure that the overall diameter for not reducing special-shaped tubular pole, to guarantee the structural strength and bearing capacity of special-shaped tubular pole itself.
Description
Technical field
The utility model relates to tubular pole field more particularly to a kind of special-shaped tubular poles.
Background technique
It is prefabricated in the factory out under precast reinforced concrete piles ordinary circumstance, then transports it into where stake position
On place, on the basis of being subject to a degree of application to technological measures such as hammering, static pressure so that pile body enter it is predetermined
Position on, for other stakes, precast reinforced concrete piles show load during with practical application
The advantages that ability is stronger, sedimentation and deformation is smaller, easy construction, relatively high cheap and efficiency, thus in pile foundation work
A large amount of use has been obtained in journey.
As Chinese utility model patent (CN 204059347U) discloses a kind of prestressed concrete variable diameter tubular pole, the pipe
Stake includes pile body, is coaxially equidistantly integrally formed with several cartridge type load-bearing plate weighted tables, load-bearing plate weighted table end face and stake on pile body
Body angle is 45 °, and pile body both ends are equipped with end plate；The pile body is made of the steel reinforcement cage in concrete layer and concrete layer, steel
Muscle cage includes axially placed and annular array several main reinforcements, and main reinforcement is spirally fixedly connected with stirrup, and main reinforcement end passes through end
Plate.
For another example Chinese invention patent (104358253 A of CN) discloses a kind of variable cross-section bumps stake, the stake including strip
Body, pile body in different concavo-convex of sectional area, specifically, pile body includes big section stake and small bore stake, big section stake and small
Section stake is alternately arranged to form pile body.The both ends of pile body, which are equipped at least one, can allow two pile body connectors interconnected, should
Connector includes the plug-assembly for protruding pile body one end and the slot component of recessed pile body one end, and plug-assembly and slot component
The both ends of pile body are located at, when the plug-assembly of a pile body is inserted into the slot component of another pile body, plug group
Part and slot component are tightly connected.
Relative to traditional straight tube stake, although above-mentioned prestressed concrete variable diameter tubular pole and variable cross-section bumps stake are certain
Increase frictional force of the pile body between the soil body in amplitude, to improve resistance to compression, anti-pulling capacity, still, such variable cross-section is recessed
The part by the way of increasing amount of concrete increases the outside diameter of pile body, but the specific surface area of variable cross-section bumps stake merely for convex stake
It need to be improved.
Utility model content
Utility model aims to solve existing prefabricated pile, there are specific surface areas between small, raising pile body and pile peripheral earth
Frictional force.
Utility model is to realize the purpose of this utility model, and the utility model uses following technical scheme:
A kind of abnormity tubular pole has the feature that at least one thin pile cutoff including being axially formed integral structure and at least
One thick pile cutoff is equipped with a plurality of groove on the circle periphery wall of the thick pile cutoff, wherein the length direction and special pipe of the groove
The length direction of stake is consistent, and the difference of the exradius value of the exradius value of the thick pile cutoff and the thin pile cutoff is greater than or waits
In the depth of the groove.
Further, in above-mentioned special-shaped tubular pole, also have the feature that each groove is around described different on the thick pile cutoff
The central axes arranged at equal intervals of shape tubular pole.
Further, in above-mentioned special-shaped tubular pole, also have the feature that the outside diameter of the thin pile cutoff is described thick
The 9/10~1/2 of pile cutoff outside diameter；
The groove depth of the groove between the thin pile cutoff exradius and the thick pile cutoff exradius difference 1/4~3/
4。
Further, in above-mentioned special-shaped tubular pole, the one side wall or two sidewalls setting of the groove are also had the feature that
Draft angle, wherein the angle of the draft angle is 1 °~75 °.
Further, in above-mentioned special-shaped tubular pole, the thin pile cutoff and the adjacent thick pile cutoff are also had the feature that
Between be formed with shaft shoulder face；
And on the length direction of the special-shaped tubular pole, shape is in 90 ° between the shaft shoulder face and the outside wall surface of the thick pile cutoff
~179 ° of angle.
Further, it in above-mentioned special-shaped tubular pole, also has the feature that comprising described in thin pile cutoff described in more piece and more piece
Thick pile cutoff, and the thin pile cutoff and the thick pile cutoff are alternately arranged along axial direction.
Further, it in above-mentioned special-shaped tubular pole, also has the feature that on the length direction of the special-shaped tubular pole,
The outside diameter of several thin pile cutofves is sequentially increased and/or the outside diameter of several thick pile cutofves is sequentially increased.
Further, in above-mentioned special-shaped tubular pole, also have the feature that the special-shaped tubular pole is with axis through-hole
Hollow shell pill, and the wall thickness of the thin pile cutoff is less than the wall thickness of thick pile cutoff；
Wherein, steel reinforcement cage is embedded in the special-shaped tubular pole, the diameter of the steel reinforcement cage is less than the outer straight of the thin pile cutoff
Diameter and the interior diameter for being greater than the axis through-hole.
Further, in above-mentioned special-shaped tubular pole, also have the feature that the groove is V-groove or U-type groove or ladder
Shape slot；
Arc transition between the cell wall of the groove and the circle periphery wall of the thick pile cutoff.
Further, it in above-mentioned special-shaped tubular pole, also has the feature that comprising described in thin pile cutoff described in more piece and more piece
Thick pile cutoff, and the thin pile cutoff and the thick pile cutoff are alternately arranged along axial direction；
Further, in above-mentioned special-shaped tubular pole, the thin pile cutoff and the adjacent thick pile cutoff are also had the feature that
Between be formed with shaft shoulder face, and on the length direction of the special-shaped tubular pole, the outside wall surface in the shaft shoulder face and the thick pile cutoff
Between shape it is in 90 °~179 ° of angle；
Further, in above-mentioned special-shaped tubular pole, also have the feature that the both ends of the special-shaped tubular pole are described
Thick pile cutoff.
Further, it in above-mentioned special-shaped tubular pole, also has the feature that and is equipped on the circle periphery wall of the thick pile cutoff
4 grooves.
Further, in above-mentioned special-shaped tubular pole, also have the feature that the thick pile cutoff is conical section.
Abnormity tubular pole provided by the utility model, improving special-shaped tubular pole in thick in such a way that thick pile cutoff opens up groove
The molded surface product of stake holes section effectively enhances pile body and soil around pile so that special-shaped tubular pole has biggish specific surface area
Frictional force between body, so that special-shaped tubular pole has preferable axial tension extraction-resistant behavior.
In addition, the difference of the exradius value of the exradius value and thin pile cutoff of thick pile cutoff is greater than or equal to the depth of groove,
This is to ensure that the overall diameter for not reducing special-shaped tubular pole, to guarantee the structural strength and bearing capacity of special-shaped tubular pole itself.
In addition, the groove that thick pile cutoff opens up reduces concrete amount, thus also have the advantages that energy-saving and environmental protection.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, can also be according to these attached drawings under the premise of not making the creative labor property
Obtain other accompanying drawings.
Fig. 1 is the perspective view of special-shaped tubular pole in embodiment one；
Fig. 2 is the vertical front view of special-shaped tubular pole in embodiment one；
Fig. 3 is the enlarged drawing of letter A corresponding part in Fig. 2；
Fig. 4 is the bottom view of special-shaped tubular pole in embodiment one；
Fig. 5 is the vertical front view of special-shaped tubular pole in embodiment two；
Fig. 6 is the bottom view of special-shaped tubular pole in embodiment two；
Fig. 7 is the bottom view of special-shaped tubular pole in embodiment three；
Fig. 8 is the vertical front view of special-shaped tubular pole in embodiment three.
In attached drawing:
100, special-shaped tubular pole；
1, thick pile cutoff；1a, thick pile cutoff；1b, thick pile cutoff；1c, thick pile cutoff；11, groove；
2, thin pile cutoff；2a, thin pile cutoff；2b, thin pile cutoff；
3, shaft shoulder face；
4, axis through-hole；
5, steel reinforcement cage；
6, mounting hole.
200, special-shaped tubular pole；
300, special-shaped tubular pole；
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical scheme in the utility model embodiment is clearly and completely described for the attached drawing of type, it is clear that described embodiment
It is the utility model a part of the embodiment, instead of all the embodiments.
<embodiment one>
As depicted in figs. 1 and 2, present embodiment discloses a kind of special-shaped tubular pole 100, which includes that more piece is thin
Pile cutoff 2 and the thick pile cutoff 1 of more piece, thin pile cutoff 2 and thick pile cutoff 1 are alternately arranged along axial direction and are formed integral structure, the axial direction of thin pile cutoff 2
Length is greater than or equal to the axial length of thick pile cutoff 1, can reduce concrete amount.Certainly, in abnormity provided by the utility model
In tubular pole 100, it is axially formed at least one thin pile cutoff 2 and at least one thick pile cutoff 1 of integral structure, is also possible to thin pile cutoff
2 axial length is less than the axial length of thick pile cutoff 1.
In the present embodiment, more importantly, being equipped with four grooves 11 on the circle periphery wall of each thick pile cutoff 1, and groove
11 length direction is consistent with the special-shaped length direction of tubular pole 100, as a preferred technical solution, 4 grooves on thick pile cutoff 1
11 surround the central axes arranged at equal intervals of special-shaped tubular pole 100, i.e., outside wall surface of 4 grooves 11 in special-shaped tubular pole 100 on thick pile cutoff 1
Upper annular array distribution.Certainly, in special-shaped tubular pole 100 provided by the utility model, ring is set on the circle periphery wall of each thick pile cutoff 1
There are 2~10 grooves 11, alternatively, can also be that only ring sets several grooves 11 on the circle periphery wall of the thick pile cutoff 1 in part.
In the present embodiment, the outside diameter of thin pile cutoff 2 is the 9/10~1/2 of thick 1 outside diameter of pile cutoff, if thick 1 phase of pile cutoff
Bigger for thin 2 outside diameter of pile cutoff, then the excircle area of thick pile cutoff 1 is bigger, on this basis, can open up it is more and/
Or deeper groove 11, then the specific surface area of thick pile cutoff 1 is bigger.
As shown in Figure 2 and Figure 4, the difference of the exradius value R2 of the exradius value R1 of thick pile cutoff 1 and thin pile cutoff 2 be greater than or
Equal to the groove depth H of groove 11.The groove depth H of groove 11 is thin 2 exradius value of pile cutoff and thick pile cutoff as a preferred technical solution,
The 1/4~3/4 of difference between 1 exradius value.
In the present embodiment, groove 11 is V-groove or U-type groove or dovetail groove, furthermore, it is desirable to explanation, same thick stake
11 groove profile inequality of groove on 11 groove profile inequality of each groove in section 1, or different thick pile cutofves 1.In the present embodiment, for the ease of
The smoothly demoulding during fabrication of special-shaped tubular pole 100, the two sidewalls of groove 11 are respectively provided with draft angle α, and the angle of draft angle α is preferably
1 °~75 °.Certainly, under the premise of guaranteeing demoulding, it is also possible to the one side wall setting draft angle α of groove 11, alternatively, groove 11
Two sidewalls setting different angle draft angle α.In addition, in order to avoid special-shaped tubular pole 100 is damaged in demoulding, transportational process,
Arc transition between the cell wall of groove 11 and the circle periphery wall of thick pile cutoff 1.
As shown in Figures 2 and 3, shaft shoulder face 3 is formed between thin pile cutoff 2 and adjacent thick pile cutoff 1, and in special-shaped tubular pole
On 100 length direction, between shaft shoulder face 3 and the outside wall surface of thick pile cutoff 1 shape it is in 90 °~179 ° of angle theta.In order to reduce demoulding
Power can take large values the angle theta between the hole wall and shaft shoulder face 3 of thin pile cutoff 2.Certainly, in order to the case where reducing penetrating resistance
Lower raising extraction-resistant behavior, the angle theta angle value at each thick 1 both ends of pile cutoff are different.In piling construction, by thick pile cutoff 1 have compared with
One end of mitre θ is placed downward, can reduce the resistance of piling construction in this way.
As shown in Figure 1 and Figure 4, in the present embodiment, special-shaped tubular pole 100 is the hollow shell pill with axis through-hole 4, and axle center is logical
Hole 4 is centrifuged by centrifuge to be formed, and special-shaped tubular pole 100 is built-in with circular steel reinforcement cage 5, and the diameter D1 of steel reinforcement cage 5 is greater than axis
The internal orifice dimension D2 of heart through-hole 4 and the outside diameter (i.e. twice of R2) for being less than thin pile cutoff 2.The wall thickness of thin pile cutoff 2 is less than thick pile cutoff 1
Wall thickness.In addition, the wall thickness in order to guarantee thin pile cutoff 2, it can also be in the more cloth concrete materials in the part of thin pile cutoff 2.Certainly, this reality
It can also be the solid pile without centrifugation with the special-shaped tubular pole 100 of novel offer.
In order to guarantee that special-shaped tubular pole 100 has preferable end face bearing capacity, the both ends of special-shaped tubular pole 100 are both preferably thick
Pile cutoff 1.And several mounting holes 6 are evenly equipped in the both ends of the surface of special-shaped tubular pole 100.In the present embodiment, steel reinforcement cage 5 is parallel by more
Rigid bar (not shown) and the stirrup (not shown) of spiral winding more rigid bars overlap to be formed.As preferred
Technical solution, mounting hole 6 is preferably to be inlaid in special-shaped 100 end of tubular pole and be sleeved on the nut of rigid bar end portion.
In the present embodiment, special-shaped tubular pole 100 further includes not shown taper pile top in figure, taper pile top and special-shaped tubular pole
Between 100 end, Matching installation hole 6 can be passed through between two special-shaped tubular poles 100 or between special-shaped tubular pole 100 and support
Connector be connected and fixed.
<embodiment two>
In the present embodiment, identical appended drawing reference is given in the part being the same as example 1, and omits identical text and say
It is bright.
As shown in Figure 5 and Figure 6, relative to embodiment one, abnormity tubular pole 200 provided in this embodiment also has following knot
Structure:
Special-shaped tubular pole 200 includes at least: thick pile cutoff 1a, thick pile cutoff 1b, the thick pile cutoff 1c of different overall diameters, different overall diameters
Thin pile cutoff 2a and thick pile cutoff 2b, and on the length direction of special-shaped tubular pole 200, outside diameter D3, the thick pile cutoff of thick pile cutoff 1a
The outside diameter D5 of 1b, thick pile cutoff 1c outside diameter D7 be sequentially increased, outside the outside diameter D4 of thin pile cutoff 2a and thick pile cutoff 2b
Circular diameter D6 is sequentially increased.Illustrate in this embodiment, on a length direction of special-shaped tubular pole 200, several thick pile cutofves
Outside diameter is sequentially increased, and the outside diameter of several thin pile cutofves is sequentially increased.
It certainly,, can be with along the length direction of special-shaped tubular pole 200 in special-shaped tubular pole 200 provided by the utility model
Only the outside diameter of several thin pile cutofves (thick pile cutoff 1a, thick pile cutoff 1b, thick pile cutoff 1c) is sequentially increased, or only and several
The outside diameter of thick pile cutoff (thin pile cutoff 2a and thick pile cutoff 2b) is sequentially increased.
In piling construction, underground is first sunk into the lesser one end of overall diameter.
Relative to embodiment one, abnormity tubular pole 200 provided in this embodiment can further increase bearing capacity and circumferential direction
Extraction-resistant behavior.
<embodiment three>
In the present embodiment, identical appended drawing reference is given in the part being the same as example 1, and omits identical text and say
It is bright.
As shown in Figure 7 and Figure 8, relative to embodiment one, abnormity tubular pole 300 provided in this embodiment also has such knot
Structure: each thick pile cutoff 1 is conical section.Certainly, in special-shaped tubular pole provided by the utility model, at least one thick pile cutoff 1 is cone
Shape section.When each thick 1 specification of pile cutoff is identical, each thick pile cutoff 1 reduces outside diameter at same direction.
Specifically, as shown in figure 8, the largest outer diameter of thick 1 one end of pile cutoff (upper end in Fig. 8) is D8, thick 1 other end of pile cutoff
The largest outer diameter of (lower end in Fig. 8) be D9, and largest outer diameter be D8 be greater than largest outer diameter be D9.
Relative to embodiment one, abnormity tubular pole 300 provided in this embodiment not only can under the premise of guaranteeing extraction-resistant behavior
Enough reduce concrete amount, moreover it is possible to reduce penetrating resistance.
In special-shaped tubular pole provided by the utility model, can also by technical solution some or all of in embodiment two and
Technical solution combines some or all of in embodiment three.
Specific embodiment is combined to describe the technical principle of the utility model above, but it should be recognized that above-mentioned
These descriptions are only for the purpose of explaining the principle of the present utility model, and cannot be construed to protect model to the utility model in any way
The concrete restriction enclosed.Based on the explanation herein, those skilled in the art can associate this reality not making the creative labor
With other novel specific embodiments or equivalent replacement, the protection scope of the utility model is fallen within.
Claims (10)
1. a kind of abnormity tubular pole, at least one thin pile cutoff and at least one thick pile cutoff including being axially formed integral structure, feature
It is, is equipped with a plurality of groove on the circle periphery wall of the thick pile cutoff, wherein the length direction of the groove and special-shaped tubular pole
Length direction is consistent, and the difference of the exradius value of the exradius value of the thick pile cutoff and the thin pile cutoff is greater than or equal to institute
State the depth of groove.
2. abnormity tubular pole according to claim 1, which is characterized in that each groove is around the special pipe on the thick pile cutoff
The central axes arranged at equal intervals of stake.
3. abnormity tubular pole according to claim 1, which is characterized in that the outside diameter of the thin pile cutoff is the thick pile cutoff
The 9/10~1/2 of outside diameter；
The groove depth of the groove between the thin pile cutoff exradius and the thick pile cutoff exradius difference 1/4~3/4.
4. abnormity tubular pole according to claim 1, which is characterized in that draft is arranged in the one side wall of the groove or two sidewalls
Angle, wherein the angle of the draft angle is 1 °~75 °.
5. abnormity tubular pole according to claim 1, which is characterized in that between the thin pile cutoff and the adjacent thick pile cutoff
It is formed with shaft shoulder face；
And on the length direction of the special-shaped tubular pole, between the shaft shoulder face and the outside wall surface of the thick pile cutoff shape it is in 90 °~
179 ° of angle.
6. abnormity tubular pole according to claim 1, which is characterized in that include thick stake described in thin pile cutoff described in more piece and more piece
Section, and the thin pile cutoff and the thick pile cutoff are alternately arranged along axial direction.
7. abnormity tubular pole according to claim 6, which is characterized in that several on the length direction of the special-shaped tubular pole
The outside diameter of a thin pile cutoff is sequentially increased and/or the outside diameter of several thick pile cutofves is sequentially increased.
8. abnormity tubular pole according to claim 1, which is characterized in that the abnormity tubular pole is with the hollow of axis through-hole
Tubular pole, and the wall thickness of the thin pile cutoff is less than the wall thickness of thick pile cutoff；
Wherein, be embedded with steel reinforcement cage in the special-shaped tubular pole, the diameter of the steel reinforcement cage be less than the overall diameter of the thin pile cutoff and
Greater than the interior diameter of the axis through-hole.
9. abnormity tubular pole according to claim 1, which is characterized in that the groove is V-groove or U-type groove or trapezoidal
Slot；
Arc transition between the cell wall of the groove and the circle periphery wall of the thick pile cutoff.
10. abnormity tubular pole according to claim 1, which is characterized in that comprising thick described in thin pile cutoff described in more piece and more piece
Pile cutoff, and the thin pile cutoff and the thick pile cutoff are alternately arranged along axial direction；
The both ends of the abnormity tubular pole are the thick pile cutoff；
4 grooves are equipped on the circle periphery wall of the thick pile cutoff；
The thick pile cutoff is conical section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820785892.4U CN208266854U (en) | 2018-05-24 | 2018-05-24 | A kind of abnormity tubular pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820785892.4U CN208266854U (en) | 2018-05-24 | 2018-05-24 | A kind of abnormity tubular pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208266854U true CN208266854U (en) | 2018-12-21 |
Family
ID=64684548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820785892.4U Active CN208266854U (en) | 2018-05-24 | 2018-05-24 | A kind of abnormity tubular pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208266854U (en) |
-
2018
- 2018-05-24 CN CN201820785892.4U patent/CN208266854U/en active Active
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