CN206752451U - A kind of high-strength novel steel-pipe pile - Google Patents
A kind of high-strength novel steel-pipe pile Download PDFInfo
- Publication number
- CN206752451U CN206752451U CN201720231885.5U CN201720231885U CN206752451U CN 206752451 U CN206752451 U CN 206752451U CN 201720231885 U CN201720231885 U CN 201720231885U CN 206752451 U CN206752451 U CN 206752451U
- Authority
- CN
- China
- Prior art keywords
- steel
- steel pipe
- pipe
- stiffened
- bottom section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
Pile tube technical field is the utility model is related to, specially a kind of high-strength novel steel-pipe pile.Including multistage steel pipe, first reinforcement at the center of the steel pipe is provided through in the steel pipe, it is integrally welded above and below steel pipe described in multistage；The inner and outer surfaces of the weld of two adjacent steel pipes are welded with multiple tracks stiffened steel plates vertically, and reinforcing bar is also welded with the outer peripheral face of the stiffened steel plates, and the reinforcing bar is arranged on the outer peripheral face of stiffened steel plates in the shape of a spiral；The wall thickness of bottom section steel pipe is more than the wall thickness of other section of steel pipe, the bottom outside of the bottom section steel pipe is provided with bevel angle, tip projection is additionally provided with the outer peripheral face of the bottom section steel pipe, the tip is raised and the bottom section steel pipe is structure as a whole and layer multiple row arranges vertically, and multiple row tip projection is the equal decile of bottom section steel pipe.Its advantage is：Simple in construction, cost is relatively low, has high intensity, is easy to construct.
Description
Technical field
Pile tube technical field is the utility model is related to, specially a kind of high-strength novel steel-pipe pile.
Background technology
Friction pile is one kind in Structural Engineering pile foundation plinth type, is mainly used in architectural engineering, science of bridge building, harbour
Engineering etc..The friction pile used at present mainly has reinforced concrete drill (digging) hole pouring pile, the prefabricated solid pile of armored concrete, steel
Pile tube, PHC (prestress high intensity concrete) pile tube, PC (prestressed concrete) pile tube etc..Wherein steel-pipe pile is a kind of relatively next
Say the higher friction pilework of cost.
Because requirement of the building to steel-pipe pile intensity is higher, but now common tube pile structure is fairly simple, only serves
The effect of support, service life is limited, does not reach the characteristic of high intensity most importantly.
Utility model content
The purpose of this utility model is that offer in view of the shortcomings of the prior art is a kind of simple in construction, and cost is relatively low, has height
Intensity, be easy to construction the advantages that high-strength novel steel-pipe pile.
To solve the above problems, the utility model adopts the following technical scheme that：
A kind of high-strength novel steel-pipe pile, including multistage steel pipe, the center of the steel pipe is provided through in the steel pipe
First reinforcement, it is integrally welded above and below steel pipe described in multistage；The inner and outer surfaces of the weld of two adjacent steel pipes are vertically
Multiple tracks stiffened steel plates are welded with, reinforcing bar is also welded with the outer peripheral face of the stiffened steel plates, the reinforcing bar is arranged in the shape of a spiral
On the outer peripheral face of stiffened steel plates；The wall thickness of bottom section steel pipe is more than the wall thickness of other section of steel pipe, the bottom section steel pipe
Bottom outside is provided with bevel angle, is additionally provided with tip projection on the outer peripheral face of the bottom section steel pipe, the tip it is raised with
The bottom section steel pipe is structure as a whole and layer multiple row arranges vertically, and multiple row tip is raised equal the bottom section steel pipe
Decile.
On the basis of above-mentioned technical proposal, the utility model can also improve as follows：
Optionally, second reinforcement at the center for deviateing the steel pipe, second reinforcement are additionally provided with the steel pipe
It is parallel to each other with first reinforcement.
Optionally, first reinforcement and second reinforcement are the steel tube of inner hollow.
Optionally, the bottom inside of the bottom section steel pipe is provided with bevel angle.
Optionally, the length of the stiffened steel plates is less than or equal to the 1/4 of the length of steel pipe.
Optionally, 8 times of the width of the stiffened steel plates less than or equal to the steel pipe thickness.
Optionally, the stiffened steel plates are along the steel pipe walls spaced set.
The beneficial effects of the utility model are compared with prior art：
1st, steel-pipe pile of the present utility model by integrally welded above and below multistage steel pipe, by interior set put more energy into itself by its steel pipe
Rib, ultimate bearing capacity can improve 5%-10%, and corresponding material increase is only 5%-8%.Can be by selecting the number of steel pipe
Amount carrys out adjustment length, and the inner and outer surfaces of the weld of adjacent two steel pipes are welded with multiple tracks stiffened steel plates vertically so that
Do not increase stake it is long under conditions of ensure the intensity of steel-pipe pile, while do not influence making and the pile sinking of steel-pipe pile.In engineering design bar
It is a kind of effective technical solution when part is restricted.
2nd, the wall thickness of bottom section steel pipe of the present utility model is more than the wall thickness of other section of steel pipe, and in bottom section steel pipe
Bottom be provided with bevel angle, it has the function that to be oriented to, and due to being pyramidal structure, avoids the production of resistance during piling
It is raw, piling difficulty is reduced, improves efficiency of construction.Compared to concrete foundation or precast concrete foundation, save manpower,
Material resources, while saved cost.And the utility model is raised by the tip set on bottom section steel pipe outer peripheral face, makes
Steel-pipe pile frictional force after underground is sunk to greatly reinforces, reduce the position skew of steel-pipe pile or decline, wherein tip it is raised with
Bottom section steel pipe is into a single integrated structure, and globality is strong, effectively avoids tip is raised from being fallen off because of pile sinking.
Brief description of the drawings
The structural representation of high-strength novel steel-pipe pile described in Fig. 1 the utility model embodiments；
Fig. 2 is the structural representation of the steel pipe described in the utility model embodiment；
Wherein, 1- steel pipes, 2- bottom section steel pipes, 3- bevel angles, the reinforcements of 4- first, 5- stiffened steel plates, 6- second add
Strengthening tendons, 7- tips are raised.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.According to claims and
Following explanation, advantages and features of the present utility model will become apparent from.It should be noted that accompanying drawing is using very simplified form
And non-accurately ratio is used, only to purpose that is convenient, lucidly aiding in illustrating the utility model embodiment.
Embodiment
A kind of high-strength novel steel-pipe pile, as shown in Figure 1-2, including multistage steel pipe 1, institute is provided through in the steel pipe 1
First reinforcement 4 at the center of steel pipe 1 is stated, steel pipe is integrally welded about 1 described in multistage, the welding of adjacent two steel pipes 1
The inner and outer surfaces at place are welded with multiple tracks stiffened steel plates 5 vertically, and reinforcing bar (figure is also welded with the outer peripheral face of the stiffened steel plates 5
Not shown in) to strengthen intensity, the reinforcing bar is arranged on the outer peripheral face of stiffened steel plates 5 in the shape of a spiral；Bottom section steel pipe 2
Wall thickness be more than the wall thickness of other section of steel pipe 1, the bottom outside of the bottom section steel pipe 2 is provided with bevel angle 3, described most lower
Tip projection 7 is additionally provided with the outer peripheral face of square section steel pipe 2, the tip projection 7 is structure as a whole with the bottom section steel pipe 2
And layer multiple row arranges vertically, multiple row tip projection 7 is the 2 equal decile of bottom section steel pipe.
On the basis of above-mentioned technical proposal, the utility model can also improve as follows：
Further, second reinforcement 6 at the center for deviateing the steel pipe 1 is additionally provided with the steel pipe 1, described second strengthens
Muscle 6 is parallel to each other with first reinforcement 4.
Wherein, first reinforcement 4 and second reinforcement 6 are the steel tube of inner hollow.
Further, the bottom inside of the bottom section steel pipe 2 is provided with bevel angle 3.
Further, the length of the stiffened steel plates 5 is less than or equal to the 1/4 of the length of steel pipe 1.
Further, 8 times of the width of the stiffened steel plates 5 less than or equal to the thickness of steel pipe 1.
Further, the stiffened steel plates 5 are along the wall spaced set of steel pipe 1.
The beneficial effects of the utility model are compared with prior art：
1st, steel-pipe pile of the present utility model by multistage steel pipe about 1 it is integrally welded, its steel pipe 1 itself is put more energy into by interior set
Rib, ultimate bearing capacity can improve 5%-10%, and corresponding material increase is only 5%-8%.Can be by selecting the number of steel pipe 1
Amount carrys out adjustment length, and the inner and outer surfaces of the weld of adjacent two steel pipes 1 are welded with multiple tracks stiffened steel plates 5 vertically so that
Ensure the intensity of steel-pipe pile under conditions of increase stake is long, while do not influence making and the pile sinking of steel-pipe pile.In engineering design bar
It is a kind of effective technical solution when part is restricted.
2nd, the wall thickness of bottom section steel pipe 2 of the present utility model is more than the wall thickness of other section of steel pipe 1, and in bottom Duan Gang
The bottom of pipe 2 is provided with bevel angle 3, and it has the function that to be oriented to, and due to being pyramidal structure, avoids resistance during driving piles
Produce, reduce piling difficulty, improve efficiency of construction.Compared to concrete foundation or precast concrete foundation, people is saved
Power, material resources, while saved cost.And the utility model is convex by the tip set on the outer peripheral face of bottom section steel pipe 2
Play 7 so that steel-pipe pile frictional force after underground is sunk to greatly reinforces, and reduces the position skew of steel-pipe pile or declines, wherein tip
Projection 7 is into a single integrated structure with bottom section steel pipe 2, and globality is strong, effectively avoids tip projection 7 from being fallen off because of pile sinking.
Obviously, it is new without departing from this practicality can to carry out various changes and modification to utility model by those skilled in the art
The spirit and scope of type.So, if these modifications and variations of the present utility model belong to the utility model claims and its
Within the scope of equivalent technologies, then the utility model is also intended to including these changes and modification.
Claims (7)
1. a kind of high-strength novel steel-pipe pile, it is characterised in that including multistage steel pipe, the steel pipe is provided through in the steel pipe
Center the first reinforcement, it is integrally welded above and below steel pipe described in multistage；The inside and outside table of the weld of two adjacent steel pipes
Face is welded with multiple tracks stiffened steel plates vertically, reinforcing bar is also welded with the outer peripheral face of the stiffened steel plates, the reinforcing bar is helically
Shape is arranged on the outer peripheral face of stiffened steel plates；The wall thickness of bottom section steel pipe is more than the wall thickness of other section of steel pipe, the bottom
Duan Gangguan bottom outside is provided with bevel angle, and tip projection, the point are additionally provided with the outer peripheral face of the bottom section steel pipe
Portion is raised and the bottom section steel pipe is structure as a whole and layer multiple row arranges vertically, and multiple row tip projection is the bottom
The equal deciles of Duan Gangguan.
2. high-strength novel steel-pipe pile according to claim 1, it is characterised in that be additionally provided with the steel pipe described in deviation
Second reinforcement at the center of steel pipe, second reinforcement are parallel to each other with first reinforcement.
3. high-strength novel steel-pipe pile according to claim 2, it is characterised in that first reinforcement and described second
Reinforcement is the steel tube of inner hollow.
4. high-strength novel steel-pipe pile according to claim 1, it is characterised in that in the bottom of the bottom section steel pipe
Side is provided with bevel angle.
5. high-strength novel steel-pipe pile according to claim 1, it is characterised in that the length of the stiffened steel plates be less than or
Equal to the 1/4 of the length of steel pipe.
6. high-strength novel steel-pipe pile according to claim 5, it is characterised in that the width of the stiffened steel plates be less than or
Equal to 8 times of the steel pipe thickness.
7. according to the high-strength novel steel-pipe pile described in claim any one of 1-6, it is characterised in that the stiffened steel plates are along steel
Tube wall spaced set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720231885.5U CN206752451U (en) | 2017-03-10 | 2017-03-10 | A kind of high-strength novel steel-pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720231885.5U CN206752451U (en) | 2017-03-10 | 2017-03-10 | A kind of high-strength novel steel-pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206752451U true CN206752451U (en) | 2017-12-15 |
Family
ID=60609965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720231885.5U Active CN206752451U (en) | 2017-03-10 | 2017-03-10 | A kind of high-strength novel steel-pipe pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206752451U (en) |
-
2017
- 2017-03-10 CN CN201720231885.5U patent/CN206752451U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203238642U (en) | Supporting retaining wall of foundation pit | |
| CN203373735U (en) | Prefabricated concrete tubular pile with external longitudinal webs | |
| CN206752451U (en) | A kind of high-strength novel steel-pipe pile | |
| CN102493439A (en) | Building fundamental pile constructional element | |
| CN204849734U (en) | Prefabricated sheet pile and manger plate fender building structure for soil | |
| CN204626448U (en) | A shaped steel concrete buttress formula barricade for high fill district | |
| CN204662493U (en) | A steel pipe concrete cantilever type barricade for high fill district | |
| CN210597273U (en) | Prefabricated tubular pile | |
| CN203625886U (en) | Prefabricated concrete square pile with high strength | |
| CN211396213U (en) | Large-span large-column-pitch quasi-rib floor type prestressed steel grid roof | |
| CN204112858U (en) | The prefabricated enclosure wall of a kind of prestressed concrete | |
| CN204125931U (en) | Foundation pile structure | |
| CN204626451U (en) | Hollow steel pipe concrete cantilever type retaining wall for high fill area | |
| CN202809643U (en) | Pile plank retaining wall | |
| CN206616549U (en) | Many rib prefabricated foundation stakes | |
| CN207193966U (en) | A kind of prestressed concrete pipe pile | |
| CN207193953U (en) | A kind of reinforced concrete tubular pile of outer rim | |
| CN203270551U (en) | Groove-shaped fender post and manufacturing mold | |
| CN206829168U (en) | A kind of hollow digging foundation of root keyed for transmission line of electricity | |
| CN204626449U (en) | A shaped steel concrete cantilever type barricade for high fill district | |
| CN103835290A (en) | Pile foundation structure suitable for marine soft soil and design method thereof | |
| CN204626450U (en) | Concrete filled steel tube buttress type retaining wall for high fill area | |
| CN220318512U (en) | High-strength prestressed pile with spaced spiral ribs | |
| CN203855955U (en) | Cast-in-place pre-stress steel plate concrete pile and support pile wall | |
| CN214460335U (en) | Assembled combined type uplift precast pile convenient to install |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |