CN218060335U - Vertical prestressed anchor rod combined steel supporting structure - Google Patents
Vertical prestressed anchor rod combined steel supporting structure Download PDFInfo
- Publication number
- CN218060335U CN218060335U CN202221181751.4U CN202221181751U CN218060335U CN 218060335 U CN218060335 U CN 218060335U CN 202221181751 U CN202221181751 U CN 202221181751U CN 218060335 U CN218060335 U CN 218060335U
- Authority
- CN
- China
- Prior art keywords
- steel
- anchor
- prestressed
- pile
- shaped steel
- 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
Images
Abstract
The utility model provides a vertical prestressed anchor pole combined steel supporting structure relates to the excavation supporting field, including a plurality of shaped steel piles, a plurality of shaped steel piles are arranged in order and are sunk in the soil layer, connect horizontal steel sheet between the shaped steel pile, and a plurality of shaped steel piles and horizontal steel sheet constitution retaining wall, retaining wall end are the basic pit bottom, and the retaining wall rear end is the foundation ditch top, and the anchor eye is established to the soil layer adversion on foundation ditch top, beat into the stock in the anchor eye, the stock corresponds with front-seat shaped steel pile, and the stock is connected vertical steel sheet with corresponding between the shaped steel pile, and the anchor ground tackle is fixed at the stock top, this vertical prestressed anchor pole combined steel supporting structure utilizes vertical prestressed anchor pole to replace traditional chevron shape supporting structure, avoids traditional slant stock to stretch out the problem of building red line easily, and prestressed anchor pole is vertical to deepening to stabilize the soil layer, and the anchor draws bearing capacity height, provides great antidumping moment, effectively reduces excavation supporting deformation, and construction portably, and the prestressing steel spare of prestressed anchor pole can be dismantled and retrieve, and energy-concerving and environment-protectively.
Description
Technical Field
The utility model relates to a foundation ditch support technical field specifically is a vertical prestressed anchorage pole combination type steel supporting construction.
Background
Along with the development of economy and the acceleration of urbanization process, buildings in central urban areas are more and more dense, especially a large number of high-rise buildings and super high-rise buildings are newly built, and basements of the buildings are also developed to be larger and deeper. The foundation pit supporting becomes an indispensable link for foundation pit construction and becomes more and more important, then the single-row supporting is often limited in bending resistance, other components are often needed to strengthen the supporting, the common form is anchor rod connection, for example, patent CN201020158210.0, a herringbone single-row one-way jet mixing reinforcement combined supporting pile discloses that a single-row vertical jet mixing reinforcement pile wall is arranged on the soil body around the foundation pit, a one-way jet mixing reinforcement expansion inclined pile obliquely downwards extending into the soil body is arranged on one side of the single-row vertical jet mixing reinforcement expansion inclined pile, the top end of the one-way jet mixing reinforcement expansion inclined pile is connected and fixed with the top end of the single-row vertical jet mixing reinforcement pile wall through a lintel, and anchor bars are buried in the single-row vertical jet mixing reinforcement pile wall and the one-way jet mixing reinforcement expansion inclined pile. However, in urban buildings, such as areas close to subways or dense building groups, the inclined anchor rods generally extend into soil layers for too long lengths, and the lengths of the inclined anchor rods often exceed the length of a red line, so that the supporting strength of single-row supporting is guaranteed, the reinforcing members are prevented from exceeding the red line, and the reinforcing strength is obviously improved.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a vertical prestressed anchorage pole combination type steel supporting construction has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a vertical prestressed anchor rod combined steel supporting structure: including a plurality of shaped steel piles, it is a plurality of shaped steel pile arranges in order and sinks into the soil layer, connect horizontal steel sheet between the shaped steel pile, it is a plurality of shaped steel pile and horizontal steel sheet form foundation ditch retaining wall, foundation ditch retaining wall front end is at the bottom of the foundation ditch, the retaining wall rear end is the foundation ditch top, vertical anchor rod of squeezing into in the soil layer on foundation ditch top forms the anchor hole, the anchor rod corresponds with leading bank shaped steel pile, the vertical steel sheet of being connected between anchor rod and the corresponding shaped steel pile, the fixed ground tackle in anchor rod top.
Preferably, the stock is the prestressed anchorage pole, the stock includes fixed anchor head and prestressing steel spare, fixed anchor head gos deep into and stabilizes the soil layer, prestressing steel spare upwards extends in the anchor eye, vertical steel sheet one end is equipped with the steel pipe, the steel pipe box is established on prestressing steel spare.
Preferably, the prestressed steel piece is a steel bar or a steel strand.
Preferably, an anchorage gasket is sleeved on the top of the prestressed steel piece, an anchorage is arranged on the anchorage gasket and is a nut, and the prestressed anchor rod is tensioned and anchored by rotating the nut.
Preferably, the steel pile is an H-shaped steel pile.
Preferably, C-shaped latches are arranged on two end faces and the center of the inner side face of the outer side of the H-shaped steel pile, the transverse steel plate is connected between the C-shaped latches, and the C-shaped latch at one end of the longitudinal steel plate is connected to the center of the end of the inner side of the H-shaped steel pile.
(III) advantageous effects
The utility model provides a vertical prestressed anchorage pole combination type steel supporting construction. The method has the following beneficial effects:
1. this vertical prestressed anchorage pole combined steel supporting construction utilizes vertical prestressed anchorage pole to replace traditional chevron shape supporting construction, avoids traditional slant stock to stretch out the problem of building red line easily, and the prestressed anchorage pole is vertical to be deepened and is stabilized the soil layer, and the anchor draws bearing capacity is high, provides great antidumping moment, effectively reduces excavation supporting deformation, and the construction is simple and convenient, and the prestressing steel spare of prestressed anchorage pole can be dismantled and retrieve, and is energy-concerving and environment-protective.
2. This vertical prestressed anchorage pole combination type steel supporting construction adopts H shaped steel stake as a fender pile, and advantages such as bending resistance is strong, the construction is simple, practice thrift cost and structure light in weight to setting up C shape hasp at H shaped steel stake, horizontal steel sheet is connected between C shape hasp between the H shaped steel stake, promotes the waterproof stagnant water effect between the H shaped steel stake.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is the structural schematic diagram of the steel column lock of the present invention.
In the figure: 1. forming steel piles; 2. a transverse steel plate; 3. a foundation pit bottom; 4. the foundation pit is supported; 5. an anchor eye; 6. an anchor rod; 61. fixing the anchor head; 62. pre-stressed steel pieces; 7. a longitudinal steel plate; 8. an anchorage device; 9. a steel pipe; 11. an anchor gasket; 12. c-shaped lock catches.
Detailed Description
The embodiment of the utility model provides a 6 combination shaped steel supporting construction of vertical prestressed anchorage pole, as shown in fig. 1-4, including a plurality of shaped steel stake 1, in a plurality of shaped steel stake 1 arrange in order and sink into the soil layer, connect horizontal steel sheet 2 between the shaped steel stake 1, a plurality of shaped steel stake 1 and horizontal steel sheet 2 constitute foundation ditch retaining wall, foundation ditch retaining wall front end is 3 at the bottom of the foundation ditch, foundation ditch retaining wall rear end is foundation ditch top 4, vertical anchor rod 6 of squeezing into in the soil layer of foundation ditch top 4, form anchor hole 5, anchor rod 6 is corresponding with front row shaped steel stake 1, anchor rod 6 and the vertical steel sheet 7 of being connected between the corresponding shaped steel stake 1, 6 top fixed ground tackle 8 of anchor rod, a plurality of shaped steel stake 1 are laid in order, and form a retaining wall through horizontal steel sheet 2 connection, be connected through vertical steel sheet 7 between the vertical anchor rod 6 of retaining wall back row and the retaining wall, the anti-overturning moment is provided for a retaining wall, in order to reduce foundation ditch retaining wall deformation.
As shown in fig. 1, the anchor rod 6 is a prestressed anchor rod 6, the anchor rod 6 includes a fixed anchor head 61 and a prestressed steel piece 62, the fixed anchor head 61 penetrates into the stabilized soil layer, the prestressed steel piece 62 extends upwards in the anchor hole 5, one end of the longitudinal steel plate 7 is provided with a steel pipe 9, and the steel pipe 9 is sleeved on the prestressed steel piece 62.
The embodiment of prestressing steel spare 62 can be reinforcing bar or steel strand wires, and prestressing steel spare 62 bottom detachable connects on fixed anchor head 61, and along with fixed anchor head 61 is deepened into the stabilized soil layer, the top exposes ground, is connected with shaped steel pile 1 through vertical steel sheet 7.
An anchorage device gasket 11 is sleeved at the top of the prestressed steel piece 62, an anchorage device 8 is arranged on the anchorage device gasket 11, the anchorage device 8 is a nut, a thread section is arranged at the head of the prestressed steel piece 62 and is in threaded connection with the nut, and the prestressed anchor rod 6 is tensioned and anchored by rotating the nut.
Specifically, can be on fixed stock 6 detachable establish the base:
aiming at the embodiment of the steel bar, the base is provided with a threaded hole, the bottom of the corresponding steel bar is provided with threads, the steel bar is screwed in the threaded hole of the base, the top of the steel bar is also provided with a threaded section, the threaded section penetrates through the anchor gasket 11 to be connected with the anchor 8, the anchor 8 is a nut, the nut is in threaded connection with the threaded section at the top of the steel bar, and the nut is screwed to tighten and pre-tighten the steel bar.
According to the embodiment of the steel strand, a plurality of through holes are formed in the base, one end of the steel strand is detachably fixed on the anchorage device gasket 11, the other end of the steel strand penetrates into one through hole of the base and then penetrates out of the other through hole, then penetrates through the anchorage device gasket 11 and is in threaded connection with the anchorage device 8 (nut), and the steel strand is tensioned and pre-tightened by tightening the anchorage device 8 (nut).
Compared with a concrete pile in a pile-driving grouting mode, the H-shaped steel pile 1 is adopted as a supporting pile, and the concrete pile has the advantages of being strong in bending resistance, simple in construction, low in cost, light in structural weight and the like, but the embodiment of the H-shaped steel pile 1 is not limited to the H-shaped steel pile 1 implemented by the scheme, and steel piles of other models, such as U-shaped (Larsen type), Z-shaped, linear and cap-shaped piles can be suitable according to specific fields.
As shown in the figures, C-shaped lock catches 12 are arranged on two outer end faces and the center of an inner side face of the H-shaped steel pile 1, the transverse steel plate 2 is connected between the C-shaped lock catches 12, and the C-shaped lock catch 12 at one end of the longitudinal steel plate 7 is connected to the center of the inner end of the H-shaped steel pile 1. C-shaped lock catches 12 can also be connected to horizontal steel sheet 2 both sides, adopt C-shaped lock catch 12 and C-shaped lock catch 12 latch closure to be connected between H shaped steel pile 1 and the horizontal steel sheet 2 promptly, further promote the effect of waterproof and stagnant water.
The working principle is as follows: when the vertical prestressed anchor 6 is used in combination with a section steel supporting structure,
the first step is as follows: according to site conditions and calculation and analysis, determining the type, the pile length and the pile spacing of the section steel pile 1, determining the type and the length of an anchor rod 6 at the rear end of the rear section steel pile 1 and the row spacing between the section steel pile 1 and the anchor rod 6, and calculating the size and the spacing of a transverse steel plate 2 and a longitudinal steel plate 7;
the second step is that: c-shaped lock catches 12 are welded (or welded in advance) on the two sides and the center of the rear end of the section steel pile 1 according to the designed length;
the third step: pile sinking construction is carried out on the front row of steel piles 1;
the fourth step: constructing a transverse steel plate 2 to connect the section steel piles 1;
the fifth step: vertically driving an anchor rod 6 into the rear end of the section steel pile 1;
and a sixth step: the method comprises the following steps that a longitudinal steel plate 7 is driven into the upper end of an anchor hole 5 formed in an anchor rod 6, a steel pipe 9 of the longitudinal steel plate 7 is sleeved on a prestress steel piece 62 of the anchor rod 6 to be connected with the anchor rod 6 and a section steel pile 1, an anchor device gasket 11 is sleeved on the prestress steel piece 62 to be connected with an anchor device 8, and the prestress anchor rod 6 is tensioned and anchored by screwing the anchor device 8;
the fifth step: excavating a foundation pit;
and a sixth step: cleaning and leveling the pit bottom of the foundation pit, pouring a cushion layer, and constructing a bottom plate and a main body structure;
the seventh step: and (5) backfilling soil, and pulling out the section steel pile 1, the transverse steel plate 2, the longitudinal steel plate 7 and the prestressed steel piece 62 to recycle.
In view of the above, it is desirable to provide,
this 6 combination shaped steel supporting construction of vertical prestressed anchorage pole utilizes vertical prestressed anchorage pole 6 to replace traditional chevron shape supporting construction, avoids traditional slant stock 6 to stretch out the problem of building red line easily, and 6 vertical deep stabilization soil layer of going deep of prestressed anchorage pole, anchor pull bearing capacity is high, provides great antidumping moment, effectively reduces, and the construction is simple and convenient, and prestressed steel 62 of prestressed anchorage pole 6 can be dismantled and retrieve, and is energy-concerving and environment-protective.
This 6 combination shaped steel supporting construction of vertical prestressed anchorage pole adopts H shaped steel stake 1 as a fender pile, and bending resistance is strong, the construction is simple, practice thrift advantages such as cost and structure light in weight to set up C shape hasp 12 at H shaped steel stake 1, horizontal steel sheet 2 is connected between C shape hasp 12 between H shaped steel stake 1, promotes the waterproof stagnant water effect between the H shaped steel stake 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a vertical prestressed anchorage pole combination type steel supporting construction which characterized in that: including a plurality of shaped steel piles (1), it is a plurality of shaped steel pile (1) arranges in order and sinks in the soil layer, connect horizontal steel sheet (2) between shaped steel pile (1), it is a plurality of shaped steel pile (1) and horizontal steel sheet (2) constitute foundation ditch retaining wall, foundation ditch retaining wall front end is at the bottom of the foundation ditch (3), the retaining wall rear end is foundation ditch top (4), vertical anchor pole (6) of driving into in the soil layer of foundation ditch top (4) form anchor hole (5), anchor pole (6) are corresponding with front-seat shaped steel pile (1), vertical steel sheet (7) are connected between anchor pole (6) and the corresponding shaped steel pile (1), anchor pole (6) top fixed ground tackle (8).
2. The vertically prestressed anchor combined steel supporting structure of claim 1, wherein: the anchor rod (6) is a prestressed anchor rod, the anchor rod (6) comprises a fixed anchor head (61) and a prestressed steel piece (62), the fixed anchor head (61) penetrates into a stable soil layer, the prestressed steel piece (62) extends upwards in an anchor hole (5), a steel pipe (9) is arranged at one end of a longitudinal steel plate (7), and the steel pipe (9) is sleeved on the prestressed steel piece (62).
3. The vertically prestressed anchor rod-combined steel supporting structure as claimed in claim 2, wherein: the prestressed steel pieces (62) are steel bars or steel strands.
4. The vertically prestressed anchor combined steel supporting structure of claim 2, wherein: ground tackle gasket (11) are established to prestressing force steel (62) top cover, be equipped with ground tackle (8) on ground tackle gasket (11), ground tackle (8) are the nut, carry out prestressing force anchor pole stretch-draw anchor through rotating the nut.
5. The vertically prestressed anchor combined steel supporting structure of claim 1, wherein: the steel pile (1) is an H-shaped steel pile.
6. The vertically prestressed anchor combined steel supporting structure of claim 5, wherein: the outside both ends face of H shaped steel pile, and the medial surface center is equipped with C shape hasp (12), horizontal steel sheet (2) are connected between C shape hasp (12), vertical steel sheet (7) one end C shape hasp (12) are connected at H shaped steel pile medial surface end center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221181751.4U CN218060335U (en) | 2022-05-17 | 2022-05-17 | Vertical prestressed anchor rod combined steel supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221181751.4U CN218060335U (en) | 2022-05-17 | 2022-05-17 | Vertical prestressed anchor rod combined steel supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218060335U true CN218060335U (en) | 2022-12-16 |
Family
ID=84431615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221181751.4U Active CN218060335U (en) | 2022-05-17 | 2022-05-17 | Vertical prestressed anchor rod combined steel supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218060335U (en) |
-
2022
- 2022-05-17 CN CN202221181751.4U patent/CN218060335U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108842791B (en) | Detachable load pile anchor multistage supporting structure and construction method | |
| CN106958254A (en) | Latch steel pipe and reinforced concrete combination pile cofferdam and its construction method | |
| CN111560962A (en) | Backfill area foundation pit supporting structure and construction method thereof | |
| CN111236260A (en) | Variable-rigidity combined type prefabricated double-row pile supporting structure and construction method thereof | |
| CN111236258A (en) | Prefabricated pile wall supporting structure with stiffening rib wall and unloading platform and construction method thereof | |
| CN110777806B (en) | Multi-connecting-rod plane frame permanent supporting structure and construction process thereof | |
| CN110055978A (en) | A kind of the foundation pit enclosure pilework and construction method of steel reinforced concrete drilling boundling stake | |
| CN212129160U (en) | Oblique-pulling foundation pit supporting structure for pile top | |
| CN218060335U (en) | Vertical prestressed anchor rod combined steel supporting structure | |
| CN214497537U (en) | Double-row pile supporting system | |
| CN201232189Y (en) | Composite soil nail wall supporting construction for adding piers | |
| CN205776152U (en) | Prestressed anchor waveform sheet pile retaining structure | |
| CN213477808U (en) | Structure is found fast to steel construction underground garage | |
| CN212248255U (en) | Plate-type connecting structure for double-row supporting of front wall rear piles | |
| CN112942377A (en) | Novel support shear-resistant structure and construction method thereof | |
| CN209162840U (en) | A kind of more anchor disk jet mixing stiffening piles | |
| CN203096746U (en) | Reinforced rib soil restraining composite supporting structure | |
| CN207211167U (en) | Latch steel pipe and reinforced concrete combination pile cofferdam | |
| CN103074897A (en) | Reinforced restraint earth compound supporting structure and construction method thereof | |
| CN220377311U (en) | Triangular lattice support row pile foundation pit supporting structure | |
| RU49542U1 (en) | DEVICE FOR STRENGTHENING THE BASE | |
| CN215759042U (en) | Batter pile bearing structure | |
| CN216920296U (en) | Post-tensioned prestressed fender post with bonding function | |
| CN216515697U (en) | Rock drilling anchor cable and bearing platform combined anti-seismic foundation | |
| CN215441921U (en) | Novel support shear structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |