CN209260701U - A kind of Novel steel structure increasing anchor perfusion uplift pile - Google Patents
A kind of Novel steel structure increasing anchor perfusion uplift pile Download PDFInfo
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- CN209260701U CN209260701U CN201821556558.8U CN201821556558U CN209260701U CN 209260701 U CN209260701 U CN 209260701U CN 201821556558 U CN201821556558 U CN 201821556558U CN 209260701 U CN209260701 U CN 209260701U
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Abstract
Increase anchor the utility model discloses a kind of Novel steel structure and uplift pile is perfused, it is made of pile body and increasing anchor deformation device；Wherein pile body is made of steel pile body, taper pile top, increasing anchor deformation hole, sliding rail, T-steel stiffener and protection pile cover, increase several rectangular openings that anchor deformation hole is pile body setting, deformation channel is provided to increase anchor deformation device, T-steel stiffener, which is welded on, increases anchor deformation hole two sides raising strength of the mixing pile；The increasing anchor deformation device is made of upper shaft, lower slide-bar, cursor, connection box, connection bearing, strengthening cap, sliding screw shell and threaded rod, behind pile body injection ground, rotation threaded rod drives sliding screw shell to move upwards, pass through the transmission effect of each bearing and cursor, connection box and strengthening cap are squeezed into pile peripheral earth, enhance pile body withdrawal resistance.The utility model solves the defect that existing uplift pile pile strength is lower, withdrawal resistance is insufficient and construction is complicated, has a extensive future.
Description
Technical field
The utility model discloses a kind of Novel steel structure increasing anchor perfusion uplift pile, especially suitable for underground parking, underground
The levels of ground water such as room are higher, the biggish underground structrue engineering of buoyancy.
Background technique
With the development of national economic construction, the level of urbanization constantly promotes, and more and more populations flow to city, house
Demand is larger.The advantages of high residential building has Economization on land, can increase house and resident population, quickly grows in recent years.For section
About land used, alleviate traffic pressure, compression use space, all high residential buildings can all build the biggish underground parking of area,
The accessory structures such as basement, when underground structure is lower than surrounding soil water level, structure can bear huge buoyancy, need to be arranged anti-
Pile pulling maintains structural stability.
The common construction method of uplift pile at present has cast-in-situ bored pile method, pre stressed empty piped piles method etc..Cast-in-situ bored pile
Using manually digging hole or mechanical borehole method, when level of ground water is higher, easy collapse hole, therefore construction risk is larger, and pile body fills
Globality is poor after note, and withdrawal resistance is lower.Pre stressed empty piped piles are made of centrifugal method, and bearing capacity is stronger, but its table
Face is smooth, and friction is small, also needs to carry out concrete secondary to fill out heart work, and pile for prestressed pipe being taken as slowly is temporarily anti-at present
Pile pulling uses.In view of above-mentioned uplift pile expose in actual use withdrawal resistance and anchor force are insufficient, strength of the mixing pile is smaller,
The problems such as working procedure is cumbersome, many experts and scholars also proposed improved method.
Before the utility model, application No. is a kind of uplift pile of 2018102205165 Invention Announce and its production
Method, it is characterized in that hoop and shovel piece is arranged in pile body, the two is hinged by mounting portion, and shovel piece is set with respect to pile body inclination
It sets, after ground is inserted into uplift pile, improves the bearing capacity of uplift pile.Although shovel piece can increase the wedging function of horizontal direction,
But shovel piece and pile body are hingedly, shovel piece opening width not can guarantee, and easily is led to not open by soil body extruding, makes resistance to plucking effect
It gives a discount.
Application No. is a kind of hollow uplift pile of monoblock type internal projection of 2016110729799 Invention Announce and its preparation sides
Method, it is characterized in that C-type steel muscle is arranged on original steel reinforcement cage, C-type steel muscle both ends claw pours coagulation to stretching on the inside of steel reinforcement cage
After soil and centrifugation, raised points are formed in hollow pile inner wall.The invention can enhance wadding weft variation and pile body adhesive property, to mention
High pile strength, but uplift pile major function is to provide withdrawal resistance, the increase of pile body adhesion strength can not improve pile body friction
Power.
Increasing the sides such as strength of the mixing pile, raising resistance to plucking anchor force and simplified arrangement and method for construction for foregoing invention and technical solution
Deficiency existing for face, it is desirable to provide a kind of Novel steel structure increasing anchor perfusion uplift pile increases pile body while guaranteeing strength of the mixing pile
Anchor force provides enough withdrawal resistances, is provided simultaneously with easy construction, guarantees the advantages of construction safety.
Utility model content
The utility model provides a kind of Novel steel structure increasing anchor perfusion uplift pile, solution for defect existing for existing uplift pile
The problems such as certainly strength of the mixing pile of uplift pile is insufficient, withdrawal resistance is smaller and construction is complicated, can be used for the ground such as underground parking, basement
Lower water level is higher, the biggish underground structrue engineering of buoyancy.
The construction that a kind of Novel steel structure of the utility model increases anchor perfusion uplift pile is: it is by pile body and increases anchor deformation device structure
At；The pile body is made of steel pile body, taper pile top, increasing anchor deformation hole, sliding rail, T-steel stiffener and protection pile cover,
In, increase several rectangular openings that anchor deformation hole is pile body setting, provides deformation channel to increase anchor deformation device, T-steel is put more energy into
Plate, which is welded on, increases anchor deformation hole two sides, improves strength of the mixing pile；The increasing anchor deformation device by upper shaft, lower slide-bar, cursor,
Connect box, connection bearing, strengthening cap, sliding screw shell and threaded rod composition, wherein lower slide-bar is fixed on sliding screw shell
Two sides, bearing both ends are embedded in sliding rail, can move upwards with sliding screw shell along sliding rail, upper shaft and lower slide-bar are by turning
Swing arm connects with the connection bearing connecting in box, and by the transmission effect of bearing and cursor, connection box and strengthening cap are squeezed into
Pile peripheral earth enhances pile body withdrawal resistance.
The steel pile body is the hollow heavy wall cylindrical body made of mild steel, and pile body is equipped with several rectangles and increases anchor
Hole is deformed, increases anchor deformation device for installing, steel pile body outer surface is through coarse processing, uneven, increase and soil body friction
Power, and anti-corrosion wear-resistant material is sprayed, steel pile body lower part has screw thread that can be connected with taper pile top；The taper pile top is
Pile top made of mild steel has soil compaction and safeguard function, guarantees that pile body is smoothly pressed into the soil body, protects pile body structure integrality,
Taper pile top top screw thread is connected with steel pile body, and the tapered pile of different sharpness can be replaced according to soil layer hardness
Point；The anchor deformation hole that increases is the rectangular opening with steel pile, several can be arranged according to requirement of engineering and increase anchor deformation hole,
Aperture side wall is equipped with sliding rail；The sliding rail is the side-wall hole for increasing anchor deformation hole, provides the track of sliding for lower slide-bar；It is described
T-steel stiffener be general T fashioned iron, be welded on steel pile body inner sidewall and increase anchor deformation hole two sides, play to reinforce pile body and mentioning
The effect of high perfusion Concrete Bond Strength；For the protection pile cover in steel pile body, protection pile cover upper layer is thick steel plate,
Lower layer is rubber spacer, and pile body is protected, not by damage, to slow down impact in penetration process.
The upper shaft is steel bearings, and surface is smooth, is fixed on and increases on the upside of anchor deformation hole, being only able to rotate can not
Sliding；The lower slide-bar is steel bearings, and surface is smooth, is fixed on the two sides of sliding screw shell, and bearing both ends are embedding
Enter in sliding rail, can be moved upwards with sliding screw shell along sliding rail, drive and increase the deformation of anchor deformation device；The cursor is steel
System rotation connection arm, both ends have circular opening to be connected with bearing, and there are four cursor, upper shaft connections for each increasing anchor deformation device
Two cursors, two cursors of downslide axis connection；The connection box is that the box with opening, inside installation is made in steel plate
There are two connection bearings, bearing connects cursor, is equipped with strengthening cap on the outside of connection box；The connection bearing is in connection box
Fixing bearing, both ends insertion connection box in, bearing can only rotate；The strengthening cap is triangular prism-shaped alloy extrusion
Head is mounted on the outside of connection box, and outer surface is equipped with hangnail and passes in the case where sliding the vertical squeezing action of screw shell by cursor
Movement use, can transverse shifting be pierced into the soil body, for increase anchor deformation device enough anchor forces and withdrawal resistance are provided；The sliding spiral shell
Line sleeve is cuboid bloom, and two sides are connected with lower slide-bar, and there is circular open in center, and be open interior setting screw thread；The screw thread
Bar is that externally threaded solid steel pole is arranged in surface, and both ends overstriking is stuck in inside steel pile body, and threaded rod can turn under external force
Dynamic, threaded rod passes through sliding screw shell, and with the threaded engagement in sleeve, driven when threaded rod rotates sliding screw shell to
Upper movement.
A kind of Novel steel structure of the utility model increases the construction method of anchor perfusion uplift pile, specifically includes the following steps:
(1) taper pile top is connected with steel pile body, top installation protection pile cover, using static press piling or heavy tamping
Mode is by pile body injection soil layer；
(2) protection pile cover is opened, rotates threaded rod using torque spanner dedicated, threaded rod drives sliding screw shell upward
Movement, the transmission effect through cursor push connection box and strengthening cap transverse movement, will increase anchor deformation device and squeeze to soil around pile
In vivo；
(3) it casting concrete and vibrates in hollow pile body, after pouring, top is blocked with protection pile cover, has been constructed
At.
A kind of Novel steel structure of the utility model increases anchor and uplift pile is perfused, and improves strength of the mixing pile and perfusion by T-type stiffener
The bonding integrality of concrete solves the problems, such as that common uplift pile resistance to plucking is hypodynamic by increasing anchor deformation device, advantage are as follows:
(1) T-type stiffener is welded with steel pile, improves the stability of pile body structure, is increased and concrete binding face
Product improves pile body structure stiffness and strength；
(2) it is squeezed and deformed device, features simple structure, transmission rotation is clear, and the high sharpness of strengthening cap hardness is big, can be convenient for squeezing into
In the soil body；
(3) device is squeezed and deformed in construction anteposition in drill body, will be squeezed after pile body injection soil layer by rotating threaded rod
Compressive strain device is squeezed into pile peripheral earth, and injection amount is larger, increases pile body anchor force and withdrawal resistance；
(4) process is simplified, construction safety is easy, adaptable.
Detailed description of the invention
Fig. 1 is that a kind of Novel steel structure of the utility model increases anchor perfusion uplift pile structure schematic diagram.
Fig. 2 is that a kind of Novel steel structure of the utility model increases pile body sectional view before the anchor perfusion non-injection soil layer of uplift pile.
Fig. 3 is that a kind of Novel steel structure of the utility model increases the increasing anchor deformation device figure that uplift pile is perfused in anchor.
Fig. 4 is that a kind of Novel steel structure of the utility model increases the sliding screw shell left view that uplift pile is perfused in anchor.
Fig. 5 is that a kind of Novel steel structure of the utility model increases the sliding screw shell top view that uplift pile is perfused in anchor.
Fig. 6 is that a kind of Novel steel structure of the utility model increases the connection box sectional view that uplift pile is perfused in anchor.
Fig. 7 is that a kind of Novel steel structure of the utility model increases anchor perfusion uplift pile injection soil layer schematic diagram.
Fig. 8 is that a kind of Novel steel structure of the utility model increases anchor perfusion uplift pile increasing anchor deformation device stretching, extension schematic diagram.
Fig. 9 is that a kind of Novel steel structure of the utility model increases anchor perfusion resistance to plucking pile driving construction completion schematic diagram.
Marginal data: 1- pile body；2- increases anchor deformation device；11- steel pile body；12- taper pile top body；13- increases anchor deformation
Hole；14- sliding rail；15-T fashioned iron stiffener body；16- protects pile cover；21- upper shaft；Slide-bar under 22-；23- cursor；24- connection
Box；25- connection bearing；26- strengthening cap；27- slides screw shell；28- threaded rod；The 3- soil body；4- concrete.
Specific embodiment
The utility model provides a kind of Novel steel structure increasing anchor perfusion uplift pile, to make the purpose of this utility model, technology
Scheme and effect are clearer, clear, and specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of Novel steel structure of the utility model, which increases anchor, is perfused uplift pile, mainly by pile body 1 and increasing anchor deformation
Device 2 is constituted, and pile body 1 is by steel pile body 11, taper pile top 12, increasing anchor deformation hole 13, sliding rail 14, T-steel stiffener 15 and prevents
Fender pile cap 16 form, increase anchor deformation device 2 by upper shaft 21, lower slide-bar 22, cursor 23, connection box 24, connection bearing 25, plus
Strong cap 26, sliding screw shell 27 and threaded rod 28 form.
The steel pile body 11 is the hollow heavy wall cylindrical body made of mild steel, and pile body increases equipped with several rectangles
Anchor deforms hole 13, increases anchor deformation device for installing, and 11 outer surface of steel pile body is through coarse processing, uneven, increase and soil
Body frictional force, and anti-corrosion wear-resistant material is sprayed, 11 lower part of steel pile body has screw thread that can be connected with taper pile top 12；Described
Taper pile top 12 is pile top made of mild steel, has soil compaction and safeguard function, guarantees that pile body is smoothly pressed into the soil body, protects pile body
Structural intergrity, 12 top screw thread of taper pile top are connected with steel pile body 11, can be replaced according to soil layer hardness different
The taper pile top 12 of sharpness；The anchor deformation hole 13 that increases is the rectangular opening on steel pile body 11, can be according to requirement of engineering
Several are set and increases anchor deformation hole 13, aperture side wall is equipped with sliding rail 14；The sliding rail 14 is that the side wall in increasing anchor deformation hole 13 is opened
Hole provides the track of sliding for lower slide-bar 22；The T-steel stiffener 15 is general T fashioned iron, is welded in steel pile body 11
Side wall increases anchor and deforms 13 two sides of hole, plays the role of reinforcing pile body and improves concrete perfusion adhesion strength；The fender pile
Cap 16 is thick steel plate on 11 top of steel pile body, protection 16 upper layer of pile cover, and lower layer is rubber spacer, protects pile body in penetration process
In not by damage, slow down impact.
The upper shaft 21 is steel bearings, and surface is smooth, is fixed on and increases 13 upside of anchor deformation hole, is only able to rotate
Not slidably；The lower slide-bar 22 is steel bearings, and surface is smooth, is fixed on the two sides of sliding screw shell 27, axis
It holds in both ends insertion sliding rail 14, can be moved upwards with sliding screw shell 27 along sliding rail 14, drive and increase the deformation of anchor deformation device 2；
The cursor 23 is that steel is rotatablely connected arm, and both ends have circular opening to be connected with bearing, and each increasing anchor deformation device 2 has four
A cursor 23, upper shaft 21 connect two cursors 23, and lower slide-bar 22 connects two cursors 23；The connection box 24 is
The box with opening is made in steel plate, and inside is equipped with two connection bearings 25, and bearing connects cursor 23,24 outside of connection box
Strengthening cap 26 is installed；The connection bearing 25 is the fixing bearing connected in box, and both ends insertion connects in box, and bearing only may be used
It rotates；The strengthening cap 26 is triangular prism-shaped alloy extrusion head, is mounted on 24 outside of connection box, outer surface is equipped with
Thorn, in the case where slide the vertical squeezing action of screw shell 27, by 23 transmission effect of cursor, can the transverse shifting piercing soil body, be
Increase anchor deformation device and enough anchor forces and withdrawal resistance are provided；The sliding screw shell 27 be cuboid bloom, two sides with
Lower slide-bar 22 is connected, and there is circular open in center, and be open interior setting screw thread；The threaded rod 28 is that externally threaded reality is arranged in surface
Heart steel pole, both ends overstriking are stuck in inside steel pile body 11, and threaded rod 28 can rotate under external force, and threaded rod 28 passes through sliding
Screw shell 27, and with the threaded engagement in sleeve, threaded rod 28 rotate when drive sliding screw shell 27 move upwards.
A kind of Novel steel structure of the utility model increases its construction method of anchor perfusion uplift pile, specifically includes the following steps:
(1) taper pile top 12 is connected with steel pile body 11, top installation protection pile cover 16, using static press piling or again
Hammer rams mode for pile body injection soil layer；
(2) protection pile cover 16 is opened, rotates threaded rod 28 using torque spanner dedicated, threaded rod drives sliding screw shell
27 move upwards, the transmission effect through cursor 23, push connection box 24 and 26 transverse movement of strengthening cap, will increase anchor deformation device
2 squeeze to pile peripheral earth；
(3) it casting concrete and vibrates in hollow pile body, after pouring, top is blocked with protection pile cover 16, construction
It completes.
Claims (1)
1. a kind of Novel steel structure, which increases anchor, is perfused uplift pile, which is characterized in that it is made of pile body and increasing anchor deformation device；Described
Pile body is made of steel pile body, taper pile top, increasing anchor deformation hole, sliding rail, T-steel stiffener and protection pile cover, wherein is increased anchor and is become
Shape hole is several rectangular openings of pile body setting, provides deformation channel to increase anchor deformation device, T-steel stiffener is welded on increasing
Anchor deforms hole two sides, improves strength of the mixing pile；The increasing anchor deformation device is by upper shaft, lower slide-bar, cursor, connection box, company
Joint bearing, strengthening cap, sliding screw shell and threaded rod composition, wherein lower slide-bar is fixed on the two sides of sliding screw shell, axis
It holds in both ends insertion sliding rail, can be moved upwards with sliding screw shell along sliding rail, upper shaft and lower slide-bar pass through cursor and company
The connection bearing connect in box connects, and by the transmission effect of bearing and cursor, connection box and strengthening cap are squeezed into pile peripheral earth,
Enhance pile body withdrawal resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821556558.8U CN209260701U (en) | 2018-09-25 | 2018-09-25 | A kind of Novel steel structure increasing anchor perfusion uplift pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821556558.8U CN209260701U (en) | 2018-09-25 | 2018-09-25 | A kind of Novel steel structure increasing anchor perfusion uplift pile |
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| Publication Number | Publication Date |
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| CN209260701U true CN209260701U (en) | 2019-08-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056713A (en) * | 2018-09-25 | 2018-12-21 | 山东科技大学 | A kind of Novel steel structure increases anchor perfusion uplift pile and its construction method |
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2018
- 2018-09-25 CN CN201821556558.8U patent/CN209260701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109056713A (en) * | 2018-09-25 | 2018-12-21 | 山东科技大学 | A kind of Novel steel structure increases anchor perfusion uplift pile and its construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20210925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |