CN109706926A - Novel fiber rib anti-floating anchor rod anchoring device - Google Patents
Novel fiber rib anti-floating anchor rod anchoring device Download PDFInfo
- Publication number
- CN109706926A CN109706926A CN201910096766.7A CN201910096766A CN109706926A CN 109706926 A CN109706926 A CN 109706926A CN 201910096766 A CN201910096766 A CN 201910096766A CN 109706926 A CN109706926 A CN 109706926A
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- Prior art keywords
- dowel
- sealing
- anchor
- anchoring
- stabilizing ring
- Prior art date
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- 238000004873 anchoring Methods 0.000 title claims abstract description 69
- 238000007667 floating Methods 0.000 title abstract description 4
- 239000000835 fiber Substances 0.000 title abstract description 3
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 46
- 229920001971 elastomer Polymers 0.000 claims abstract description 34
- 239000005060 rubber Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000002689 soil Substances 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 73
- 210000003205 muscle Anatomy 0.000 claims description 22
- 229920000433 Lyocell Polymers 0.000 claims description 20
- 239000011435 rock Substances 0.000 claims description 17
- 238000005260 corrosion Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 13
- 230000007797 corrosion Effects 0.000 claims description 11
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 10
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 7
- 239000004567 concrete Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 229920002748 Basalt fiber Polymers 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000010426 asphalt Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000011083 cement mortar Substances 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims 1
- 239000002585 base Substances 0.000 description 31
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 description 17
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 description 17
- 239000010410 layer Substances 0.000 description 8
- 230000003628 erosive effect Effects 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229940047670 sodium acrylate Drugs 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The invention belongs to the technical field of civil engineering, and relates to a novel fiber rib anti-floating anchor rod anchoring device, wherein anchor ribs are embedded in an anchoring body; the water stopping stabilizing ring is fixed on the outer surface of an anchor bar in the second anchoring section, the expansion rubber water stop strip penetrates through the anchor bar and is arranged on the upper surface of the water stopping stabilizing ring and the upper surface of the SBS waterproof coiled material, a positioner is arranged on the outer surface of the anchor bar in the first anchoring section, the cushion layer is laid on the upper surface of the rock-soil body, the SBS waterproof coiled material is tightly laid on the upper surface of the cushion layer, the water stopping stabilizing ring, the expansion rubber water stop strip and the structural bottom plate are poured into an integrated structure, and the cushion layer is respectively connected with the first anchoring section and the second anchoring section; the insulation structure is simple in structure, simple and convenient in construction steps, convenient and safe to operate and capable of achieving complete insulation.
Description
Technical field:
The invention belongs to technical field of civil engineering, it is related to supporting in a kind of civil engineering or hydraulic engineering using anti-float anchor rod
The equipment that anti-buoyancy force of underground water prevents underground water destruct float Structure system, especially a kind of tencel muscle anti-float anchor rod anchoring
Device solves the problems, such as excessively high in level of ground water due to fiber bar anti-float anchor rod and the components such as structure base slab, column, wall is made to crack
The defect for influencing the normal use of structure, improves the durability of float Structure.
Background technique:
Underground space field is by all trades and professions extensive concern in recent years, and underground structure bottom plate anti-floating is also therewith by weight
Depending on.Anti-float anchor rod has the advantages that bearing capacity is high, and light quality, construction is simple is applied widely, dispersive stress, becomes ground
Anchor more common anti-floating technology in Practical Project.Constructional device of the anti-float anchor rod as permanent embedment rock-soil layer, service phase
Limit longer but harsh with the increase of active time and Service Environment, reinforced anchor bolt is subject to corrode and cause structure strong
Degree deterioration brings great security risk, therefore reinforced anchor bolt has anchor pole " time bomb " also known as again.It selects novel
Corrosion resistant, the non-metallic rock material of good insulating are most important to geotechnical anchor engineering.
Basalt fiber-reinforced polymer (Basalt Fiber Reinforced Polymer, abbreviation BFRP) anchor pole is
The tencel composite material enhancing anchor pole developed from non-metallic rock, it is added to after being crushed natural basalt
A formed by extrusion and tension after molten cellar high-temperature calcination has from heavy and light, tensile strength height, low cost, corrosion resistance is good, dielectricity is good
The advantages that, it is the fourth-largest fiber-reinforced polymer material after carbon fiber, aramid fiber, glass fibre, makees with spiral
It is compared for the conventional anchor of dowel with using relatively broad glass fiber reinforced polymer (GFRP) anchor pole, BFRP anchor pole tension
Intensity therebetween, reaches as high as 1500MPa, and structure is durable caused by not only can preferably solving because of steel bar corrosion
Property reduce problem, while solving the problems, such as glass fiber reinforced polymer anchor pole not alkali corrosion resistance, be not easily decomposed, avoid to soil
Earth pollutes, and is novel civil engineering ep-type material, but is applied to anti-float anchor rod and has not been reported or openly
It uses.
Because material difference bonding interface is also easy to produce gap between dowel and anchoring body, underground water and its erosion carbon dioxide can edges
The gap anchor rod body and anchoring body interface are corroded upwards, when there is a large amount of precipitation that level of ground water is caused rapidly to increase
When, the hydraulic pressure that the increase of head difference can cause structure base slab to bear is excessive and leads to structural elements cracking or unstability, water-swellable
Rubber is with water-absorbing materials and natural rubbers, chlorine such as depth of water base polyurethane prepolymer for use as, sodium acrylate macromolecule water uptake resins
Made of the mixing of the synthetic rubber such as buna, mixing；Unlike General Purpose Rubber sealing rod, water-swelling rubber water bar is not
Only be waterproof, can be expanded rapidly when it encounters the moisture in rock-soil layer, the gap that will be present fill rapidly completely make water flow without
Method can solve the problem of anti-float anchor rod waterproof difficulty by gap penetration.
Summary of the invention:
It is an object of the invention to overcome disadvantage of the existing technology, design provides a kind of tencel muscle anti-float anchor rod
Anchor, kind improves anti-float anchor rod corrosion resistance, while can effectively solve anti-float anchor rod seepage problem again.
To achieve the goals above, the main structure of tencel muscle anti-float anchor rod anchor of the present invention includes the
One anchoring section, the second anchoring section, dowel, sealing stabilizing ring, locator, expanded rubber sealing rod, bed course, anchoring body, structure bottom
Plate, SBS (Styrene-Butadiene-Styrene) waterproof roll, Rock And Soil；Dowel is basalt fiber-reinforced polymer
(BFRP) full thread solid construction, installation by adhering is in anchoring body；Sealing stabilizing ring is fixed on dowel in the second anchoring section
Outer surface, sealing stabilizing ring is identical as dowel material, vertical section flare, and cross section is annular shape, exists for improving dowel
Anchor force in second anchoring section, while playing the effect of sealing；Expanded rubber sealing rod is mounted on sealing across dowel and stablizes
The upper surface and SBS waterproof roll upper surface of ring are expanded when water gap to lower and upper seepage flow between dowel and anchoring body
Play the role of sealing in the rapid intumescent filler gap of rubber water-proof item；The outer surface of dowel is equipped with positioning in the first anchoring section
Device makes dowel be located at the center of anchoring body, guarantees that dowel is capable of providing enough anchor forces；Made of C15 pea gravel concreten
Setting cushion plays the role of levelling, isolation and transition in the upper surface of Rock And Soil；SBS waterproof roll is closely laid on bed course
Upper surface, further prevent the moisture attack structure base slab in Rock And Soil, while playing moisture-proof role；It is sealing stabilizing ring, swollen
Swollen rubber water-proof item and structure base slab pour integrated structure, sealing is played while enough anchor forces are provided, insulate and
Corrosion-resistant effect；Bed course is connected with the first anchoring section and the second anchoring section respectively.
Dowel of the present invention selects straight anchor pattern force rock fiber-reinforced polymer material (BFRP) anchor pole, by pultrusion,
Solidification, spiral wound one-pass molding, diameter 25mm, 28mm or 32mm.
Sealing stabilizing ring of the present invention be diameter 300mm annulus, with a thickness of 5-10mm, lower part is arcuation, using with
The basalt fibre reinforcing material of dowel same material is made, steady with a thickness of structure base slab one sealing of setting of 0.5m-1.0m
Determine ring, two sealing stabilizing rings are set with a thickness of the structure base slab of 1.0m-1.5m, are set with a thickness of the structure base slab of 1.5m-2.0m
Three sealing stabilizing rings are set, dowel the top sealing stabilizing ring is not more than 30cm at a distance from dowel end.
Water-swelling rubber water bar of the present invention use PN-300 type expanded rubber sealing rod, width 30mm, around
Dowel, which rotates a circle, to be placed on sealing stabilizing ring and bed course, is poured when structure base slab pours integral.
Anchoring body of the present invention is closely coupled with dowel and structure base slab respectively in the second anchoring section, cement mortar it is strong
Degree grade is M30 or M32.5.
Bed course of the present invention is between the first anchoring section and the second anchoring section, with a thickness of 100mm, for water proof, row
Water, operating condition that is antifreeze and improving anti-float anchor rod, also have the effect that first is that facilitating the construction line-putting, branch structure base slab
Template；Two are to ensure that the active position of reinforcing bar in structure base slab, protective layer control well, and bottom muscle and Rock And Soil is isolated and does not get dirty
Dye；Third is that structure base slab is facilitated to do erosion resistant coating；Fourth is that levelling effect, the error of earth excavation is made up by adjusting thickness, make to tie
Structure bottom slab stress saves structure base slab concrete in a plane.
SBS waterproof roll of the present invention uses national standard II type polyester felt tire based elastomeric modified asphalt waterproof coiled material, covers
Fine sand is further ensured that waterproof, the anti-corrosion effect of the second anchoring section as separation layer.
The detailed process that the present invention anchors tencel muscle anti-float anchor rod are as follows:
(1) dowel is passed through into locator, and adjusts the position of locator, be located at locator away from 10cm below structure base slab
Place, maintenance 28 days after the completion of the construction of the first anchoring section；
(2) bed course and levelling is poured on the first anchoring section；
(3) after bed course conserves 7 days, SBS waterproof roll is laid on bed course, again at it after the laying of SBS waterproof roll
Surface be laid with one layer of fine sand as separation layer, then on SBS waterproof roll with around dowel laying hydro-expansive rubber sealing
Item is sufficient filling with gap between the two；
(4) it selects installation number to be installed on dowel according to the second anchoring depth sealing stabilizing ring, sufficiently tightens two
Person is laid with water-swelling rubber water bar against the position of dowel on the inside of sealing stabilizing ring；
(5) dowel, sealing stabilizing ring, water-swelling rubber water bar concreting are existed on SBS waterproof roll
It is formed together structure base slab, the strength grade of concrete is determined according to design requirement, completes the anchor of tencel muscle anti-float anchor rod
Gu.
Compared with prior art, the present invention having the advantage that the basalt fibre enhanced polymer first is that using
(BFRP) anchor pole has the characteristic of excellent corrosion resistance and anti-stray current compared with traditional reinforced anchor bolt, with GFRP anchor pole
Compared to outstanding alkaline-resisting, Salt corrosion corrosion, can substantially extend while providing water-stagnating effect for the building underground space
Anchor pole length of service,；Capillary water in Rock And Soil can be effectively prevented to pass through the body of rod and grouting second is that adding sealing stabilizing ring in the body of rod
Gap between body, widened anchor head can increase the anti-pulling capacity of anchor pole；Third is that increasing hydro-expansive rubber sealing in outer anchoring section
Item can effectively be absorbed into the capillary water of anchoring section, and be sufficient filling with gap around the body of rod and grouting body by volume expansion,
Its structure is simple, and construction procedure is easy, easy and safe to operate, can accomplish completely insulated.
Detailed description of the invention:
Fig. 1 is the main structure schematic illustration of tencel muscle anti-float anchor rod anchor of the present invention.
Fig. 2 is the cross-sectional view of the structure of sealing stabilizing ring of the present invention, water-swelling rubber water bar and dowel connection.
Fig. 3 is the planar structure schematic diagram of sealing stabilizing ring of the present invention.
Fig. 4 is the sectional view of sealing stabilizing ring of the present invention.
Fig. 5 is the structural schematic diagram of locator of the present invention.
Specific embodiment:
The present invention will be further described by way of example and in conjunction with the accompanying drawings.
Embodiment:
The main structure of tencel muscle anti-float anchor rod anchor described in the present embodiment includes the first anchoring section 1, second
Anchoring section 2, dowel 3, sealing stabilizing ring 4, locator 5, expanded rubber sealing rod 6, bed course 7, anchoring body 8, structure base slab 9, SBS
(Styrene-Butadiene-Styrene) waterproof roll 10, Rock And Soil 11；Dowel 3 is basalt fiber-reinforced polymer
(BFRP) full thread solid construction, installation by adhering is in anchoring body 8；Sealing stabilizing ring 4 is fixed on dowel in the second anchoring section 2
3 outer surface, sealing stabilizing ring 4 is identical as 3 material of dowel, vertical section flare, and cross section is annular shape, for improving anchor
Anchor force of the muscle 3 in the second anchoring section 2, while playing the effect of sealing；Expanded rubber sealing rod 6 passes through dowel 3 and is mounted on
10 upper surface of upper surface and SBS waterproof roll of sealing stabilizing ring 4, when water between dowel 3 and anchoring body 8 gap to lower and
Sealing is played the role of in the rapid intumescent filler gap of expanded rubber sealing rod 6 when upper seepage flow；The outer surface of dowel 3 is in the first anchoring
It is equipped with locator 5 in section 1, dowel 3 is made to be located at the center of anchoring body 8, guarantees that dowel 3 is capable of providing enough anchor forces；By C15
Bed course 7 made of pea gravel concreten is laid on the upper surface of Rock And Soil 11, plays the role of levelling, isolation and transition；SBS waterproof
Coiled material 10 is closely laid on the upper surface of bed course 7, further prevents the moisture attack structure base slab 9 in Rock And Soil 11, rises simultaneously
To moisture-proof role；Sealing stabilizing ring 4, expanded rubber sealing rod 6 and structure base slab 9 pour integrated structure, enough providing
Sealing, insulation and corrosion-resistant effect are played while anchor force；Bed course 8 respectively with 2 phase of the first anchoring section 1 and the second anchoring section
Even.
Dowel 3 described in the present embodiment selects straight anchor pattern force rock fiber-reinforced polymer material (BFRP) anchor pole, passes through drawing
It squeezes, solidification, spiral wound one-pass molding, diameter 25mm, 28mm or 32mm.
Sealing stabilizing ring 4 described in the present embodiment is the annulus of diameter 300mm, and with a thickness of 5-10mm, lower part is arcuation, is used
It is made with the basalt fibre reinforcing material of 3 same material of dowel, 1 sealing is set with a thickness of the structure base slab 9 of 0.5m-1.0m
2 sealing stabilizing rings are arranged with a thickness of the structure base slab 9 of 1.0m-1.5m, with a thickness of the structure base slab 9 of 1.5m-2.0m in stabilizing ring
3 sealing stabilizing rings are set, and 3 the top sealing stabilizing ring 4 of dowel is not more than 30cm at a distance from 3 end of dowel.
The use PN-300 type expanded rubber sealing rod of water-swelling rubber water bar 6 described in the present embodiment, width 30mm,
It rotates a circle and is placed on sealing stabilizing ring 4 and bed course 7 around dowel 3, poured when structure base slab 9 pours integral.
Anchoring body 8 described in the present embodiment is in the second anchoring section 2 closely coupled, cement bonded sand with dowel 3 and structure base slab 9 respectively
The strength grade of slurry is M30 or M32.5.
Bed course 7 described in the present embodiment is between grouted part 1 and outer anchoring section 2, with a thickness of 100mm, for water proof, row
Water, operating condition that is antifreeze and improving anti-float anchor rod, also have the effect that first is that facilitating the construction line-putting, branch structure base slab 9
Template；Two are to ensure that the active position of reinforcing bar in structure base slab 9, protective layer control well, and bottom muscle and Rock And Soil 11 is isolated not
It is contaminated；Third is that structure base slab 9 is facilitated to do erosion resistant coating；Fourth is that levelling effect, the error of earth excavation is made up by adjusting thickness,
Make 9 stress of structure base slab in a plane, saves 9 concrete of structure base slab.
SBS waterproof roll 10 described in the present embodiment is rolled up using national standard II type polyester felt tire based elastomeric modified asphalt waterproof
Material covers fine sand as separation layer, is further ensured that waterproof, the anti-corrosion effect of the second anchoring section.
The detailed process that the present embodiment anchors tencel muscle anti-float anchor rod are as follows:
(1) dowel 3 is passed through into locator 5, and adjusts the position of locator 5, be located at locator 5 away under structure base slab 9
At square 10cm, maintenance 28 days after the completion of the construction of the first anchoring section 1；
(2) bed course 7 and levelling is poured on the first anchoring section 1；
(3) after bed course conserves 7 days, SBS waterproof roll 10 is laid on bed course 7, after the laying of SBS waterproof roll 10 again
Its surface be laid with one layer of fine sand as separation layer, then on SBS waterproof roll 10 with around dowel 3 laying water-swellable rubber
Glue sealing rod 6 is sufficient filling with gap between the two；
(4) it selects installation number to be installed on dowel 3 according to the length of the second anchoring section 2 sealing stabilizing ring 4, sufficiently twists
It is both tight, water-swelling rubber water bar 6 is laid with against the position of dowel 3 on the inside of sealing stabilizing ring 4；
(5) dowel 3, sealing stabilizing ring 4, water-swelling rubber water bar 6 are poured with concrete on SBS waterproof roll 10
Formation structure base slab 9 together is built, the strength grade of concrete is determined according to design requirement, completes tencel muscle anti-float anchor rod
Anchoring.
Claims (8)
1. a kind of tencel muscle anti-float anchor rod anchor, it is characterised in that main structure includes the first anchoring section, the second anchor
Gu section, dowel, sealing stabilizing ring, locator, expanded rubber sealing rod, bed course, anchoring body, structure base slab, SBS waterproof roll,
Rock And Soil；Dowel is basalt fiber-reinforced polymer full thread solid construction, and installation by adhering is in anchoring body；Sealing is stablized
Ring is fixed on the outer surface of dowel in the second anchoring section, and sealing stabilizing ring is identical as dowel material, and vertical section flare is transversal
Face is annular shape, for improving anchor force of the dowel in the second anchoring section, while playing the effect of sealing；Expanded rubber sealing
Item passes through dowel and is mounted on the upper surface and SBS waterproof roll upper surface of sealing stabilizing ring, when water along dowel and anchoring body it
Between gap to lower and upper seepage flow when the rapid intumescent filler gap of expanded rubber sealing rod play the role of sealing；The outer surface of dowel
It is equipped with locator in the first anchoring section, so that dowel is located at the center of anchoring body, guarantees that dowel is capable of providing enough anchor forces；
Anchoring body is closely coupled with dowel and structure base slab respectively in the second anchoring section, the setting cushion made of C15 pea gravel concreten
In the upper surface of Rock And Soil, play the role of levelling, isolation and transition；SBS waterproof roll is closely laid on the upper surface of bed course,
The moisture attack structure base slab in Rock And Soil is further prevented, while playing moisture-proof role；Sealing stabilizing ring, expanded rubber sealing
Item and structure base slab pour integrated structure, and sealing, insulation and corrosion-resistant effect are played while providing enough anchor forces；
Bed course is connected with the first anchoring section and the second anchoring section respectively.
2. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that the dowel selects straight anchor
Pattern force rock fiber-reinforced polymer material anchor pole, passes through pultrusion, solidification, spiral wound one-pass molding, diameter 25mm, 28mm
Or 32mm.
3. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that the sealing stabilizing ring is
The annulus of diameter 300mm, with a thickness of 5-10mm, lower part is arcuation, using the basalt fibre strengthening material with dowel same material
Material is made, and a sealing stabilizing ring is arranged with a thickness of the structure base slab of 0.5m-1.0m, with a thickness of the structure base slab of 1.0m-1.5m
Two sealing stabilizing rings are set, three sealing stabilizing rings, dowel the top sealing are set with a thickness of the structure base slab of 1.5m-2.0m
Stabilizing ring is not more than 30cm at a distance from dowel end.
4. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that the hydro-expansive rubber
Sealing rod use PN-300 type expanded rubber sealing rod, width 30mm, rotate a circle around dowel be placed on sealing stabilizing ring and
On bed course, poured when structure base slab pours integral.
5. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that the anchoring body is used
Cement mortar strength grade be M30 or M32.5.
6. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that the bed course is located at first
Between anchoring section and the second anchoring section, with a thickness of 100mm.
7. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that the SBS waterproof roll is adopted
With national standard II type polyester felt tire based elastomeric modified asphalt waterproof coiled material, fine sand is covered as separation layer.
8. tencel muscle anti-float anchor rod anchor according to claim 1, it is characterised in that carry out anchor using the anchor pole
Solid detailed process are as follows:
(1) dowel is passed through into locator, and adjusts the position of locator, make locator at away from 10cm below structure base slab,
Maintenance 28 days after the completion of the construction of first anchoring section；
(2) bed course and levelling is poured on the first anchoring section；
(3) after bed course conserves 7 days, SBS waterproof roll is laid on bed course, again on its surface after the laying of SBS waterproof roll
One layer of fine sand is laid with as separation layer, then on SBS waterproof roll be laid with water-swelling rubber water bar around dowel, fill
Divide gap between filling the two；
Both (4) installation number is selected to be installed on dowel according to the second anchoring depth sealing stabilizing ring, sufficiently tighten,
Water-swelling rubber water bar is laid with against the position of dowel on the inside of sealing stabilizing ring；
(5) on SBS waterproof roll by dowel, sealing stabilizing ring, water-swelling rubber water bar with concreting together
Structure base slab is formed, the strength grade of concrete is determined according to design requirement, completes the anchoring of tencel muscle anti-float anchor rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910096766.7A CN109706926A (en) | 2019-01-31 | 2019-01-31 | Novel fiber rib anti-floating anchor rod anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910096766.7A CN109706926A (en) | 2019-01-31 | 2019-01-31 | Novel fiber rib anti-floating anchor rod anchoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109706926A true CN109706926A (en) | 2019-05-03 |
Family
ID=66263425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910096766.7A Pending CN109706926A (en) | 2019-01-31 | 2019-01-31 | Novel fiber rib anti-floating anchor rod anchoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109706926A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112575743A (en) * | 2020-11-12 | 2021-03-30 | 中国电建集团中南勘测设计研究院有限公司 | Geomembrane anchor seal structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464110A (en) * | 2015-12-09 | 2016-04-06 | 西南交通大学 | Construction technology of basalt fiber reinforced material anchor rods |
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